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[o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Sulod</span></a></li> </ul> </div> </div> <div id="p-user-menu-anon-editor" class="vector-menu mw-portlet mw-portlet-user-menu-anon-editor" > <div class="vector-menu-heading"> Pages for logged out editors <a href="/wiki/Tabang:Introduction" aria-label="Learn more about editing"><span>learn more</span></a> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/Espesyal:AkongTampo" title="A list of edits made from this IP address [y]" accesskey="y"><span>Mga tampo</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Espesyal:AkongHisgot" title="Discussion about edits from this IP address [n]" accesskey="n"><span>Panghisgot-hisgot alang niining IP</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"><!-- CentralNotice --></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="Site"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-namespace">Module</span><span class="mw-page-title-separator">:</span><span class="mw-page-title-main">Citation/CS1/Identifiers</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Go to an article in another language. Available in 133 languages" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-133" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">133 ka pinulongan</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ab mw-list-item"><a href="https://ab.wikipedia.org/wiki/%D0%90%D0%BC%D0%BE%D0%B4%D1%83%D0%BB%D1%8C:Citation/CS1/Identifiers" title="Амодуль:Citation/CS1/Identifiers – Abkhazian" lang="ab" hreflang="ab" data-title="Амодуль:Citation/CS1/Identifiers" data-language-autonym="Аԥсшәа" data-language-local-name="Abkhazian" class="interlanguage-link-target"><span>Аԥсшәа</span></a></li><li class="interlanguage-link interwiki-af mw-list-item"><a href="https://af.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Afrikaans" lang="af" hreflang="af" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Afrikaans" data-language-local-name="Afrikaans" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-ang mw-list-item"><a href="https://ang.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Old English" lang="ang" hreflang="ang" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Ænglisc" data-language-local-name="Old English" class="interlanguage-link-target"><span>Ænglisc</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D9%88%D8%AD%D8%AF%D8%A9:Citation/CS1/Identifiers" title="وحدة:Citation/CS1/Identifiers – Arabic" lang="ar" hreflang="ar" data-title="وحدة:Citation/CS1/Identifiers" data-language-autonym="العربية" data-language-local-name="Arabic" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-arc mw-list-item"><a href="https://arc.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Aramaic" lang="arc" hreflang="arc" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="ܐܪܡܝܐ" data-language-local-name="Aramaic" class="interlanguage-link-target"><span>ܐܪܡܝܐ</span></a></li><li class="interlanguage-link interwiki-ary mw-list-item"><a href="https://ary.wikipedia.org/wiki/%D9%85%D9%88%D8%AF%D9%88%D9%84:Citation/CS1/Identifiers" title="مودول:Citation/CS1/Identifiers – Moroccan Arabic" lang="ary" hreflang="ary" data-title="مودول:Citation/CS1/Identifiers" data-language-autonym="الدارجة" data-language-local-name="Moroccan Arabic" class="interlanguage-link-target"><span>الدارجة</span></a></li><li class="interlanguage-link interwiki-arz mw-list-item"><a href="https://arz.wikipedia.org/wiki/%D9%88%D8%AD%D8%AF%D8%A9:Citation/CS1/Identifiers" title="وحدة:Citation/CS1/Identifiers – Egyptian Arabic" lang="arz" hreflang="arz" data-title="وحدة:Citation/CS1/Identifiers" data-language-autonym="مصرى" data-language-local-name="Egyptian Arabic" class="interlanguage-link-target"><span>مصرى</span></a></li><li class="interlanguage-link interwiki-as mw-list-item"><a href="https://as.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Assamese" lang="as" hreflang="as" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="অসমীয়া" data-language-local-name="Assamese" class="interlanguage-link-target"><span>অসমীয়া</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/M%C3%B3dulu:Identificadores" title="Módulu:Identificadores – Asturian" lang="ast" hreflang="ast" data-title="Módulu:Identificadores" data-language-autonym="Asturianu" data-language-local-name="Asturian" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-av mw-list-item"><a href="https://av.wikipedia.org/wiki/%D0%9C%D0%BE%D0%B4%D1%83%D0%BB%D1%8C:Citation/CS1/Identifiers" title="Модуль:Citation/CS1/Identifiers – Avaric" lang="av" hreflang="av" data-title="Модуль:Citation/CS1/Identifiers" data-language-autonym="Авар" data-language-local-name="Avaric" class="interlanguage-link-target"><span>Авар</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Modul:Citation/CS1/Identifiers" title="Modul:Citation/CS1/Identifiers – Azerbaijani" lang="az" hreflang="az" data-title="Modul:Citation/CS1/Identifiers" data-language-autonym="Azərbaycanca" data-language-local-name="Azerbaijani" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-azb mw-list-item"><a href="https://azb.wikipedia.org/wiki/%D9%85%D8%A7%DA%98%D9%88%D9%84:Citation/CS1/Identifiers" title="ماژول:Citation/CS1/Identifiers – South Azerbaijani" lang="azb" hreflang="azb" data-title="ماژول:Citation/CS1/Identifiers" data-language-autonym="تۆرکجه" data-language-local-name="South Azerbaijani" class="interlanguage-link-target"><span>تۆرکجه</span></a></li><li class="interlanguage-link interwiki-ba mw-list-item"><a href="https://ba.wikipedia.org/wiki/%D0%9C%D0%BE%D0%B4%D1%83%D0%BB%D1%8C:Citation/CS1/Identifiers" title="Модуль:Citation/CS1/Identifiers – Bashkir" lang="ba" hreflang="ba" data-title="Модуль:Citation/CS1/Identifiers" data-language-autonym="Башҡортса" data-language-local-name="Bashkir" class="interlanguage-link-target"><span>Башҡортса</span></a></li><li class="interlanguage-link interwiki-ban mw-list-item"><a href="https://ban.wikipedia.org/wiki/Modul:Citation/CS1/Identifiers" title="Modul:Citation/CS1/Identifiers – Balinese" lang="ban" hreflang="ban" data-title="Modul:Citation/CS1/Identifiers" data-language-autonym="Basa Bali" data-language-local-name="Balinese" class="interlanguage-link-target"><span>Basa Bali</span></a></li><li class="interlanguage-link interwiki-bcl mw-list-item"><a href="https://bcl.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Central Bikol" lang="bcl" hreflang="bcl" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Bikol Central" data-language-local-name="Central Bikol" class="interlanguage-link-target"><span>Bikol Central</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%9C%D0%BE%D0%B4%D1%83%D0%BB%D1%8C:Citation/CS1/Identifiers" title="Модуль:Citation/CS1/Identifiers – Belarusian" lang="be" hreflang="be" data-title="Модуль:Citation/CS1/Identifiers" data-language-autonym="Беларуская" data-language-local-name="Belarusian" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%9C%D0%BE%D0%B4%D1%83%D0%BB:Citation/CS1/Identifiers" title="Модул:Citation/CS1/Identifiers – Bulgarian" lang="bg" hreflang="bg" data-title="Модул:Citation/CS1/Identifiers" data-language-autonym="Български" data-language-local-name="Bulgarian" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bh mw-list-item"><a href="https://bh.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Bhojpuri" lang="bh" hreflang="bh" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="भोजपुरी" data-language-local-name="Bhojpuri" class="interlanguage-link-target"><span>भोजपुरी</span></a></li><li class="interlanguage-link interwiki-bjn mw-list-item"><a href="https://bjn.wikipedia.org/wiki/Modul:Citation/CS1/Identifiers" title="Modul:Citation/CS1/Identifiers – Banjar" lang="bjn" hreflang="bjn" data-title="Modul:Citation/CS1/Identifiers" data-language-autonym="Banjar" data-language-local-name="Banjar" class="interlanguage-link-target"><span>Banjar</span></a></li><li class="interlanguage-link interwiki-blk mw-list-item"><a href="https://blk.wikipedia.org/wiki/%E1%80%99%E1%80%B1%E1%80%AC%E1%80%BA%E1%80%82%E1%80%BB%E1%80%B0%E1%80%B8:Citation/CS1/Identifiers" title="မော်ဂျူး:Citation/CS1/Identifiers – Pa'O" lang="blk" hreflang="blk" data-title="မော်ဂျူး:Citation/CS1/Identifiers" data-language-autonym="ပအိုဝ်ႏဘာႏသာႏ" data-language-local-name="Pa'O" class="interlanguage-link-target"><span>ပအိုဝ်ႏဘာႏသာႏ</span></a></li><li class="interlanguage-link interwiki-bm mw-list-item"><a href="https://bm.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Bambara" lang="bm" hreflang="bm" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Bamanankan" data-language-local-name="Bambara" class="interlanguage-link-target"><span>Bamanankan</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%AE%E0%A6%A1%E0%A6%BF%E0%A6%89%E0%A6%B2:%E0%A6%89%E0%A6%A6%E0%A7%8D%E0%A6%A7%E0%A7%83%E0%A6%A4%E0%A6%BF/%E0%A6%B6%E0%A6%A8%E0%A6%BE%E0%A6%95%E0%A7%8D%E0%A6%A4%E0%A6%95%E0%A6%BE%E0%A6%B0%E0%A7%80" title="মডিউল:উদ্ধৃতি/শনাক্তকারী – Bangla" lang="bn" hreflang="bn" data-title="মডিউল:উদ্ধৃতি/শনাক্তকারী" data-language-autonym="বাংলা" data-language-local-name="Bangla" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-bo mw-list-item"><a href="https://bo.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Tibetan" lang="bo" hreflang="bo" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="བོད་ཡིག" data-language-local-name="Tibetan" class="interlanguage-link-target"><span>བོད་ཡིག</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Modul:Citation/CS1/Identifiers" title="Modul:Citation/CS1/Identifiers – Bosnian" lang="bs" hreflang="bs" data-title="Modul:Citation/CS1/Identifiers" data-language-autonym="Bosanski" data-language-local-name="Bosnian" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-bxr mw-list-item"><a href="https://bxr.wikipedia.org/wiki/%D0%9C%D0%BE%D0%B4%D1%83%D0%BB%D1%8C:Citation/CS1/Identifiers" title="Модуль:Citation/CS1/Identifiers – Russia Buriat" lang="bxr" hreflang="bxr" data-title="Модуль:Citation/CS1/Identifiers" data-language-autonym="Буряад" data-language-local-name="Russia Buriat" class="interlanguage-link-target"><span>Буряад</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/M%C3%B2dul:Citation/CS1/Identifiers" title="Mòdul:Citation/CS1/Identifiers – Catalan" lang="ca" hreflang="ca" data-title="Mòdul:Citation/CS1/Identifiers" data-language-autonym="Català" data-language-local-name="Catalan" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-ce mw-list-item"><a href="https://ce.wikipedia.org/wiki/%D0%9C%D0%BE%D0%B4%D1%83%D0%BB%D1%8C:Citation/CS1/Identifiers" title="Модуль:Citation/CS1/Identifiers – Chechen" lang="ce" hreflang="ce" data-title="Модуль:Citation/CS1/Identifiers" data-language-autonym="Нохчийн" data-language-local-name="Chechen" class="interlanguage-link-target"><span>Нохчийн</span></a></li><li class="interlanguage-link interwiki-chr mw-list-item"><a href="https://chr.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Cherokee" lang="chr" hreflang="chr" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="ᏣᎳᎩ" data-language-local-name="Cherokee" class="interlanguage-link-target"><span>ᏣᎳᎩ</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%D9%85%DB%86%D8%AF%DB%8C%D9%88%D9%88%D9%84:Citation/CS1/Identifiers" title="مۆدیوول:Citation/CS1/Identifiers – Central Kurdish" lang="ckb" hreflang="ckb" data-title="مۆدیوول:Citation/CS1/Identifiers" data-language-autonym="کوردی" data-language-local-name="Central Kurdish" class="interlanguage-link-target"><span>کوردی</span></a></li><li class="interlanguage-link interwiki-cv mw-list-item"><a href="https://cv.wikipedia.org/wiki/%D0%9C%D0%BE%D0%B4%D1%83%D0%BB%D1%8C:Citation/CS1/Identifiers" title="Модуль:Citation/CS1/Identifiers – Chuvash" lang="cv" hreflang="cv" data-title="Модуль:Citation/CS1/Identifiers" data-language-autonym="Чӑвашла" data-language-local-name="Chuvash" class="interlanguage-link-target"><span>Чӑвашла</span></a></li><li class="interlanguage-link interwiki-cy mw-list-item"><a href="https://cy.wikipedia.org/wiki/Modiwl:Citation/CS1/Identifiers" title="Modiwl:Citation/CS1/Identifiers – Welsh" lang="cy" hreflang="cy" data-title="Modiwl:Citation/CS1/Identifiers" data-language-autonym="Cymraeg" data-language-local-name="Welsh" class="interlanguage-link-target"><span>Cymraeg</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Modul:Citation/CS1/Identifiers" title="Modul:Citation/CS1/Identifiers – Danish" lang="da" hreflang="da" data-title="Modul:Citation/CS1/Identifiers" data-language-autonym="Dansk" data-language-local-name="Danish" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Greek" lang="el" hreflang="el" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Ελληνικά" data-language-local-name="Greek" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – English" lang="en" hreflang="en" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="English" data-language-local-name="English" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/M%C3%B3dulo:Identificadores" title="Módulo:Identificadores – Espanyol" lang="es" hreflang="es" data-title="Módulo:Identificadores" data-language-autonym="Español" data-language-local-name="Espanyol" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Moodul:Citation/CS1/Identifiers" title="Moodul:Citation/CS1/Identifiers – Estonian" lang="et" hreflang="et" data-title="Moodul:Citation/CS1/Identifiers" data-language-autonym="Eesti" data-language-local-name="Estonian" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-ext mw-list-item"><a href="https://ext.wikipedia.org/wiki/M%C3%B3dulo:Citation/CS1/Identifiers" title="Módulo:Citation/CS1/Identifiers – Extremaduran" lang="ext" hreflang="ext" data-title="Módulo:Citation/CS1/Identifiers" data-language-autonym="Estremeñu" data-language-local-name="Extremaduran" class="interlanguage-link-target"><span>Estremeñu</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D9%BE%D9%88%D8%AF%D9%85%D8%A7%D9%86:Citation/CS1/en/Identifiers" title="پودمان:Citation/CS1/en/Identifiers – Persian" lang="fa" hreflang="fa" data-title="پودمان:Citation/CS1/en/Identifiers" data-language-autonym="فارسی" data-language-local-name="Persian" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fj mw-list-item"><a href="https://fj.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Fijian" lang="fj" hreflang="fj" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Na Vosa Vakaviti" data-language-local-name="Fijian" class="interlanguage-link-target"><span>Na Vosa Vakaviti</span></a></li><li class="interlanguage-link interwiki-frr mw-list-item"><a href="https://frr.wikipedia.org/wiki/Modul:Citation/CS1/Identifiers" title="Modul:Citation/CS1/Identifiers – Northern Frisian" lang="frr" hreflang="frr" data-title="Modul:Citation/CS1/Identifiers" data-language-autonym="Nordfriisk" data-language-local-name="Northern Frisian" class="interlanguage-link-target"><span>Nordfriisk</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Irish" lang="ga" hreflang="ga" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Gaeilge" data-language-local-name="Irish" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/M%C3%B3dulo:Citas/Identifiers" title="Módulo:Citas/Identifiers – Galician" lang="gl" hreflang="gl" data-title="Módulo:Citas/Identifiers" data-language-autonym="Galego" data-language-local-name="Galician" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-glk mw-list-item"><a href="https://glk.wikipedia.org/wiki/%D9%85%D8%A7%D8%AC%DB%8A%D9%84:Citation/CS1/Identifiers" title="ماجۊل:Citation/CS1/Identifiers – Gilaki" lang="glk" hreflang="glk" data-title="ماجۊل:Citation/CS1/Identifiers" data-language-autonym="گیلکی" data-language-local-name="Gilaki" class="interlanguage-link-target"><span>گیلکی</span></a></li><li class="interlanguage-link interwiki-gom mw-list-item"><a href="https://gom.wikipedia.org/wiki/%E0%A4%8F%E0%A4%95%E0%A4%95:Citation/CS1/Identifiers" title="एकक:Citation/CS1/Identifiers – Goan Konkani" lang="gom" hreflang="gom" data-title="एकक:Citation/CS1/Identifiers" data-language-autonym="गोंयची कोंकणी / Gõychi Konknni" data-language-local-name="Goan Konkani" class="interlanguage-link-target"><span>गोंयची कोंकणी / Gõychi Konknni</span></a></li><li class="interlanguage-link interwiki-gor mw-list-item"><a href="https://gor.wikipedia.org/wiki/Modul:Citation/CS1/Identifiers" title="Modul:Citation/CS1/Identifiers – Gorontalo" lang="gor" hreflang="gor" data-title="Modul:Citation/CS1/Identifiers" data-language-autonym="Bahasa Hulontalo" data-language-local-name="Gorontalo" class="interlanguage-link-target"><span>Bahasa Hulontalo</span></a></li><li class="interlanguage-link interwiki-gu mw-list-item"><a href="https://gu.wikipedia.org/wiki/%E0%AA%B5%E0%AA%BF%E0%AA%AD%E0%AA%BE%E0%AA%97:Citation/CS1/Identifiers" title="વિભાગ:Citation/CS1/Identifiers – Gujarati" lang="gu" hreflang="gu" data-title="વિભાગ:Citation/CS1/Identifiers" data-language-autonym="ગુજરાતી" data-language-local-name="Gujarati" class="interlanguage-link-target"><span>ગુજરાતી</span></a></li><li class="interlanguage-link interwiki-ha mw-list-item"><a href="https://ha.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Hausa" lang="ha" hreflang="ha" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Hausa" data-language-local-name="Hausa" class="interlanguage-link-target"><span>Hausa</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%99%D7%97%D7%99%D7%93%D7%94:Citation/CS1/Identifiers" title="יחידה:Citation/CS1/Identifiers – Hebrew" lang="he" hreflang="he" data-title="יחידה:Citation/CS1/Identifiers" data-language-autonym="עברית" data-language-local-name="Hebrew" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Modul:Citation/CS1/Identifiers" title="Modul:Citation/CS1/Identifiers – Croatian" lang="hr" hreflang="hr" data-title="Modul:Citation/CS1/Identifiers" data-language-autonym="Hrvatski" data-language-local-name="Croatian" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-ht mw-list-item"><a href="https://ht.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Haitian Creole" lang="ht" hreflang="ht" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Kreyòl ayisyen" data-language-local-name="Haitian Creole" class="interlanguage-link-target"><span>Kreyòl ayisyen</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Modul:Citation/CS1/Identifiers" title="Modul:Citation/CS1/Identifiers – Hungarian" lang="hu" hreflang="hu" data-title="Modul:Citation/CS1/Identifiers" data-language-autonym="Magyar" data-language-local-name="Hungarian" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D5%84%D5%B8%D5%A4%D5%B8%D6%82%D5%AC:Citation/CS1/Identifiers" title="Մոդուլ:Citation/CS1/Identifiers – Armenian" lang="hy" hreflang="hy" data-title="Մոդուլ:Citation/CS1/Identifiers" data-language-autonym="Հայերեն" data-language-local-name="Armenian" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-ia mw-list-item"><a href="https://ia.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Interlingua" lang="ia" hreflang="ia" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Interlingua" data-language-local-name="Interlingua" class="interlanguage-link-target"><span>Interlingua</span></a></li><li class="interlanguage-link interwiki-iba mw-list-item"><a href="https://iba.wikipedia.org/wiki/Modul:Citation/CS1/Identifiers" title="Modul:Citation/CS1/Identifiers – Iban" lang="iba" hreflang="iba" data-title="Modul:Citation/CS1/Identifiers" data-language-autonym="Jaku Iban" data-language-local-name="Iban" class="interlanguage-link-target"><span>Jaku Iban</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Modul:Citation/CS1/Identifiers" title="Modul:Citation/CS1/Identifiers – Indonesian" lang="id" hreflang="id" data-title="Modul:Citation/CS1/Identifiers" data-language-autonym="Bahasa Indonesia" data-language-local-name="Indonesian" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-ig mw-list-item"><a href="https://ig.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Igbo" lang="ig" hreflang="ig" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Igbo" data-language-local-name="Igbo" class="interlanguage-link-target"><span>Igbo</span></a></li><li class="interlanguage-link interwiki-ilo mw-list-item"><a href="https://ilo.wikipedia.org/wiki/Modulo:Citation/CS1/Identifiers" title="Modulo:Citation/CS1/Identifiers – Iloko" lang="ilo" hreflang="ilo" data-title="Modulo:Citation/CS1/Identifiers" data-language-autonym="Ilokano" data-language-local-name="Iloko" class="interlanguage-link-target"><span>Ilokano</span></a></li><li class="interlanguage-link interwiki-is mw-list-item"><a href="https://is.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Icelandic" lang="is" hreflang="is" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Íslenska" data-language-local-name="Icelandic" class="interlanguage-link-target"><span>Íslenska</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E3%83%A2%E3%82%B8%E3%83%A5%E3%83%BC%E3%83%AB:Citation/CS1/Identifiers" title="モジュール:Citation/CS1/Identifiers – Hinapon" lang="ja" hreflang="ja" data-title="モジュール:Citation/CS1/Identifiers" data-language-autonym="日本語" data-language-local-name="Hinapon" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-jv mw-list-item"><a href="https://jv.wikipedia.org/wiki/Modhul:Citation/CS1/Identifiers" title="Modhul:Citation/CS1/Identifiers – Javanese" lang="jv" hreflang="jv" data-title="Modhul:Citation/CS1/Identifiers" data-language-autonym="Jawa" data-language-local-name="Javanese" class="interlanguage-link-target"><span>Jawa</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%9B%E1%83%9D%E1%83%93%E1%83%A3%E1%83%9A%E1%83%98:Citation/CS1/Identifiers" title="მოდული:Citation/CS1/Identifiers – Georgian" lang="ka" hreflang="ka" data-title="მოდული:Citation/CS1/Identifiers" data-language-autonym="ქართული" data-language-local-name="Georgian" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kaa mw-list-item"><a href="https://kaa.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Kara-Kalpak" lang="kaa" hreflang="kaa" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Qaraqalpaqsha" data-language-local-name="Kara-Kalpak" class="interlanguage-link-target"><span>Qaraqalpaqsha</span></a></li><li class="interlanguage-link interwiki-kab mw-list-item"><a href="https://kab.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Kabyle" lang="kab" hreflang="kab" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Taqbaylit" data-language-local-name="Kabyle" class="interlanguage-link-target"><span>Taqbaylit</span></a></li><li class="interlanguage-link interwiki-kge mw-list-item"><a href="https://kge.wikipedia.org/wiki/Modul:Citation/CS1/Identifiers" title="Modul:Citation/CS1/Identifiers – Komering" lang="kge" hreflang="kge" data-title="Modul:Citation/CS1/Identifiers" data-language-autonym="Kumoring" data-language-local-name="Komering" class="interlanguage-link-target"><span>Kumoring</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Kazakh" lang="kk" hreflang="kk" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Қазақша" data-language-local-name="Kazakh" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-km mw-list-item"><a href="https://km.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Khmer" lang="km" hreflang="km" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="ភាសាខ្មែរ" data-language-local-name="Khmer" class="interlanguage-link-target"><span>ភាសាខ្មែរ</span></a></li><li class="interlanguage-link interwiki-kn mw-list-item"><a href="https://kn.wikipedia.org/wiki/%E0%B2%AE%E0%B2%BE%E0%B2%A1%E0%B3%8D%E0%B2%AF%E0%B3%82%E0%B2%B2%E0%B3%8D:Citation/CS1/Identifiers" title="ಮಾಡ್ಯೂಲ್:Citation/CS1/Identifiers – Kannada" lang="kn" hreflang="kn" data-title="ಮಾಡ್ಯೂಲ್:Citation/CS1/Identifiers" data-language-autonym="ಕನ್ನಡ" data-language-local-name="Kannada" class="interlanguage-link-target"><span>ಕನ್ನಡ</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EB%AA%A8%EB%93%88:Citation/CS1/Identifiers" title="모듈:Citation/CS1/Identifiers – Korean" lang="ko" hreflang="ko" data-title="모듈:Citation/CS1/Identifiers" data-language-autonym="한국어" data-language-local-name="Korean" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-ku mw-list-item"><a href="https://ku.wikipedia.org/wiki/Modul:Citation/CS1/Identifiers" title="Modul:Citation/CS1/Identifiers – Kurdish" lang="ku" hreflang="ku" data-title="Modul:Citation/CS1/Identifiers" data-language-autonym="Kurdî" data-language-local-name="Kurdish" class="interlanguage-link-target"><span>Kurdî</span></a></li><li class="interlanguage-link interwiki-kw mw-list-item"><a href="https://kw.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Cornish" lang="kw" hreflang="kw" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Kernowek" data-language-local-name="Cornish" class="interlanguage-link-target"><span>Kernowek</span></a></li><li class="interlanguage-link interwiki-lad mw-list-item"><a href="https://lad.wikipedia.org/wiki/M%C3%B3dulo:Citation/CS1/Identifiers" title="Módulo:Citation/CS1/Identifiers – Ladino" lang="lad" hreflang="lad" data-title="Módulo:Citation/CS1/Identifiers" data-language-autonym="Ladino" data-language-local-name="Ladino" class="interlanguage-link-target"><span>Ladino</span></a></li><li class="interlanguage-link interwiki-lfn mw-list-item"><a href="https://lfn.wikipedia.org/wiki/Modulo:Citation/CS1/Identifiers" title="Modulo:Citation/CS1/Identifiers – Lingua Franca Nova" lang="lfn" hreflang="lfn" data-title="Modulo:Citation/CS1/Identifiers" data-language-autonym="Lingua Franca Nova" data-language-local-name="Lingua Franca Nova" class="interlanguage-link-target"><span>Lingua Franca Nova</span></a></li><li class="interlanguage-link interwiki-lld mw-list-item"><a href="https://lld.wikipedia.org/wiki/Modulo:Citation/CS1/Identifiers" title="Modulo:Citation/CS1/Identifiers – Ladin" lang="lld" hreflang="lld" data-title="Modulo:Citation/CS1/Identifiers" data-language-autonym="Ladin" data-language-local-name="Ladin" class="interlanguage-link-target"><span>Ladin</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Lithuanian" lang="lt" hreflang="lt" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Lietuvių" data-language-local-name="Lithuanian" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-mad mw-list-item"><a href="https://mad.wikipedia.org/wiki/Modul:Citation/CS1/Identifiers" title="Modul:Citation/CS1/Identifiers – Madurese" lang="mad" hreflang="mad" data-title="Modul:Citation/CS1/Identifiers" data-language-autonym="Madhurâ" data-language-local-name="Madurese" class="interlanguage-link-target"><span>Madhurâ</span></a></li><li class="interlanguage-link interwiki-mai mw-list-item"><a href="https://mai.wikipedia.org/wiki/%E0%A4%AE%E0%A5%8B%E0%A4%A1%E0%A5%8D%E0%A4%AF%E0%A5%81%E0%A4%B2:Citation/CS1/Identifiers" title="मोड्युल:Citation/CS1/Identifiers – Maithili" lang="mai" hreflang="mai" data-title="मोड्युल:Citation/CS1/Identifiers" data-language-autonym="मैथिली" data-language-local-name="Maithili" class="interlanguage-link-target"><span>मैथिली</span></a></li><li class="interlanguage-link interwiki-mdf mw-list-item"><a href="https://mdf.wikipedia.org/wiki/%D0%9C%D0%BE%D0%B4%D1%83%D0%BB%D1%8C:Citation/CS1/Identifiers" title="Модуль:Citation/CS1/Identifiers – Moksha" lang="mdf" hreflang="mdf" data-title="Модуль:Citation/CS1/Identifiers" data-language-autonym="Мокшень" data-language-local-name="Moksha" class="interlanguage-link-target"><span>Мокшень</span></a></li><li class="interlanguage-link interwiki-mg mw-list-item"><a href="https://mg.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Malagasy" lang="mg" hreflang="mg" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Malagasy" data-language-local-name="Malagasy" class="interlanguage-link-target"><span>Malagasy</span></a></li><li class="interlanguage-link interwiki-mi mw-list-item"><a href="https://mi.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Māori" lang="mi" hreflang="mi" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Māori" data-language-local-name="Māori" class="interlanguage-link-target"><span>Māori</span></a></li><li class="interlanguage-link interwiki-min mw-list-item"><a href="https://min.wikipedia.org/wiki/Modul:Citation/CS1/Identifiers" title="Modul:Citation/CS1/Identifiers – Minangkabau" lang="min" hreflang="min" data-title="Modul:Citation/CS1/Identifiers" data-language-autonym="Minangkabau" data-language-local-name="Minangkabau" class="interlanguage-link-target"><span>Minangkabau</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%9C%D0%BE%D0%B4%D1%83%D0%BB:Citation/CS1/Identifiers" title="Модул:Citation/CS1/Identifiers – Macedonian" lang="mk" hreflang="mk" data-title="Модул:Citation/CS1/Identifiers" data-language-autonym="Македонски" data-language-local-name="Macedonian" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%98%E0%B4%9F%E0%B4%95%E0%B4%82:Citation/CS1/Identifiers" title="ഘടകം:Citation/CS1/Identifiers – Malayalam" lang="ml" hreflang="ml" data-title="ഘടകം:Citation/CS1/Identifiers" data-language-autonym="മലയാളം" data-language-local-name="Malayalam" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-mn mw-list-item"><a href="https://mn.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Mongolian" lang="mn" hreflang="mn" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Монгол" data-language-local-name="Mongolian" class="interlanguage-link-target"><span>Монгол</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Modul:Citation/CS1/Identifiers" title="Modul:Citation/CS1/Identifiers – Malay" lang="ms" hreflang="ms" data-title="Modul:Citation/CS1/Identifiers" data-language-autonym="Bahasa Melayu" data-language-local-name="Malay" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-mt mw-list-item"><a href="https://mt.wikipedia.org/wiki/Module:%C4%8Aitazzjoni/CS1/Identifiers" title="Module:Ċitazzjoni/CS1/Identifiers – Maltese" lang="mt" hreflang="mt" data-title="Module:Ċitazzjoni/CS1/Identifiers" data-language-autonym="Malti" data-language-local-name="Maltese" class="interlanguage-link-target"><span>Malti</span></a></li><li class="interlanguage-link interwiki-mwl mw-list-item"><a href="https://mwl.wikipedia.org/wiki/M%C3%B3dulo:Cita%C3%A7on/CS1/Eidenteficadores" title="Módulo:Citaçon/CS1/Eidenteficadores – Mirandese" lang="mwl" hreflang="mwl" data-title="Módulo:Citaçon/CS1/Eidenteficadores" data-language-autonym="Mirandés" data-language-local-name="Mirandese" class="interlanguage-link-target"><span>Mirandés</span></a></li><li class="interlanguage-link interwiki-my mw-list-item"><a href="https://my.wikipedia.org/wiki/%E1%80%99%E1%80%B1%E1%80%AC%E1%80%BA%E1%80%82%E1%80%BB%E1%80%B0%E1%80%B8:Citation/CS1/Identifiers" title="မော်ဂျူး:Citation/CS1/Identifiers – Burmese" lang="my" hreflang="my" data-title="မော်ဂျူး:Citation/CS1/Identifiers" data-language-autonym="မြန်မာဘာသာ" data-language-local-name="Burmese" class="interlanguage-link-target"><span>မြန်မာဘာသာ</span></a></li><li class="interlanguage-link interwiki-myv mw-list-item"><a href="https://myv.wikipedia.org/wiki/%D0%9C%D0%BE%D0%B4%D1%83%D0%BB%D1%8C:Citation/CS1/Identifiers" title="Модуль:Citation/CS1/Identifiers – Erzya" lang="myv" hreflang="myv" data-title="Модуль:Citation/CS1/Identifiers" data-language-autonym="Эрзянь" data-language-local-name="Erzya" class="interlanguage-link-target"><span>Эрзянь</span></a></li><li class="interlanguage-link interwiki-mzn mw-list-item"><a href="https://mzn.wikipedia.org/wiki/%D9%85%D8%A7%DA%98%D9%88%D9%84:Citation/CS1/Identifiers" title="ماژول:Citation/CS1/Identifiers – Mazanderani" lang="mzn" hreflang="mzn" data-title="ماژول:Citation/CS1/Identifiers" data-language-autonym="مازِرونی" data-language-local-name="Mazanderani" class="interlanguage-link-target"><span>مازِرونی</span></a></li><li class="interlanguage-link interwiki-ne mw-list-item"><a href="https://ne.wikipedia.org/wiki/%E0%A4%AE%E0%A5%8B%E0%A4%A1%E0%A5%8D%E0%A4%AF%E0%A5%81%E0%A4%B2:%E0%A4%B8%E0%A5%8D%E0%A4%B0%E0%A5%8B%E0%A4%A4/%E0%A4%AA%E0%A4%B9%E0%A4%BF%E0%A4%9A%E0%A4%BE%E0%A4%A8%E0%A4%95%E0%A4%B0%E0%A5%8D%E0%A4%A4%E0%A4%BE" title="मोड्युल:स्रोत/पहिचानकर्ता – Nepali" lang="ne" hreflang="ne" data-title="मोड्युल:स्रोत/पहिचानकर्ता" data-language-autonym="नेपाली" data-language-local-name="Nepali" class="interlanguage-link-target"><span>नेपाली</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Modul:Citation/CS1/Identifiers" title="Modul:Citation/CS1/Identifiers – Norwegian Bokmål" lang="nb" hreflang="nb" data-title="Modul:Citation/CS1/Identifiers" data-language-autonym="Norsk bokmål" data-language-local-name="Norwegian Bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/M%C3%B2dul:Ref-citacion/CS1/Identificadors" title="Mòdul:Ref-citacion/CS1/Identificadors – Occitan" lang="oc" hreflang="oc" data-title="Mòdul:Ref-citacion/CS1/Identificadors" data-language-autonym="Occitan" data-language-local-name="Occitan" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-or mw-list-item"><a href="https://or.wikipedia.org/wiki/%E0%AC%AE%E0%AC%A1%E0%AD%8D%E0%AD%9F%E0%AD%81%E0%AC%B2:Citation/CS1/Identifiers" title="ମଡ୍ୟୁଲ:Citation/CS1/Identifiers – Odia" lang="or" hreflang="or" data-title="ମଡ୍ୟୁଲ:Citation/CS1/Identifiers" data-language-autonym="ଓଡ଼ିଆ" data-language-local-name="Odia" class="interlanguage-link-target"><span>ଓଡ଼ିଆ</span></a></li><li class="interlanguage-link interwiki-os mw-list-item"><a href="https://os.wikipedia.org/wiki/%D0%9C%D0%BE%D0%B4%D1%83%D0%BB%D1%8C:Citation/CS1/Identifiers" title="Модуль:Citation/CS1/Identifiers – Ossetic" lang="os" hreflang="os" data-title="Модуль:Citation/CS1/Identifiers" data-language-autonym="Ирон" data-language-local-name="Ossetic" class="interlanguage-link-target"><span>Ирон</span></a></li><li class="interlanguage-link interwiki-pa mw-list-item"><a href="https://pa.wikipedia.org/wiki/%E0%A8%AE%E0%A9%8C%E0%A8%A1%E0%A8%BF%E0%A8%8A%E0%A8%B2:Citation/CS1/Identifiers" title="ਮੌਡਿਊਲ:Citation/CS1/Identifiers – Punjabi" lang="pa" hreflang="pa" data-title="ਮੌਡਿਊਲ:Citation/CS1/Identifiers" data-language-autonym="ਪੰਜਾਬੀ" data-language-local-name="Punjabi" class="interlanguage-link-target"><span>ਪੰਜਾਬੀ</span></a></li><li class="interlanguage-link interwiki-pdc mw-list-item"><a href="https://pdc.wikipedia.org/wiki/Modul:Citation/CS1/Identifiers" title="Modul:Citation/CS1/Identifiers – Pennsylvania German" lang="pdc" hreflang="pdc" data-title="Modul:Citation/CS1/Identifiers" data-language-autonym="Deitsch" data-language-local-name="Pennsylvania German" class="interlanguage-link-target"><span>Deitsch</span></a></li><li class="interlanguage-link interwiki-ps mw-list-item"><a href="https://ps.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Pashto" lang="ps" hreflang="ps" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="پښتو" data-language-local-name="Pashto" class="interlanguage-link-target"><span>پښتو</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/M%C3%B3dulo:Cita%C3%A7%C3%A3o/CS1/Identificadores" title="Módulo:Citação/CS1/Identificadores – Portuguese" lang="pt" hreflang="pt" data-title="Módulo:Citação/CS1/Identificadores" data-language-autonym="Português" data-language-local-name="Portuguese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-rn mw-list-item"><a href="https://rn.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Rundi" lang="rn" hreflang="rn" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Ikirundi" data-language-local-name="Rundi" class="interlanguage-link-target"><span>Ikirundi</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%9C%D0%BE%D0%B4%D1%83%D0%BB%D1%8C:Citation/CS1/Identifiers" title="Модуль:Citation/CS1/Identifiers – Russian" lang="ru" hreflang="ru" data-title="Модуль:Citation/CS1/Identifiers" data-language-autonym="Русский" data-language-local-name="Russian" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-rue mw-list-item"><a href="https://rue.wikipedia.org/wiki/%D0%9C%D0%BE%D0%B4%D1%83%D0%BB%D1%8C:Citation/CS1/Identifiers" title="Модуль:Citation/CS1/Identifiers – Rusyn" lang="rue" hreflang="rue" data-title="Модуль:Citation/CS1/Identifiers" data-language-autonym="Русиньскый" data-language-local-name="Rusyn" class="interlanguage-link-target"><span>Русиньскый</span></a></li><li class="interlanguage-link interwiki-sat mw-list-item"><a href="https://sat.wikipedia.org/wiki/%E1%B1%A2%E1%B1%B3%E1%B1%B0%E1%B1%A9%E1%B1%9E:Citation/CS1/Identifiers" title="ᱢᱳᱰᱩᱞ:Citation/CS1/Identifiers – Santali" lang="sat" hreflang="sat" data-title="ᱢᱳᱰᱩᱞ:Citation/CS1/Identifiers" data-language-autonym="ᱥᱟᱱᱛᱟᱲᱤ" data-language-local-name="Santali" class="interlanguage-link-target"><span>ᱥᱟᱱᱛᱟᱲᱤ</span></a></li><li class="interlanguage-link interwiki-sco mw-list-item"><a href="https://sco.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Scots" lang="sco" hreflang="sco" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Scots" data-language-local-name="Scots" class="interlanguage-link-target"><span>Scots</span></a></li><li class="interlanguage-link interwiki-sd mw-list-item"><a href="https://sd.wikipedia.org/wiki/%D9%85%D8%A7%DA%8A%D9%8A%D9%88%D9%84:Citation/CS1/Identifiers" title="ماڊيول:Citation/CS1/Identifiers – Sindhi" lang="sd" hreflang="sd" data-title="ماڊيول:Citation/CS1/Identifiers" data-language-autonym="سنڌي" data-language-local-name="Sindhi" class="interlanguage-link-target"><span>سنڌي</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Modul:Citation/CS1/Identifiers" title="Modul:Citation/CS1/Identifiers – Serbo-Croatian" lang="sh" hreflang="sh" data-title="Modul:Citation/CS1/Identifiers" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="Serbo-Croatian" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-si mw-list-item"><a href="https://si.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Sinhala" lang="si" hreflang="si" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="සිංහල" data-language-local-name="Sinhala" class="interlanguage-link-target"><span>සිංහල</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Simple English" lang="en-simple" hreflang="en-simple" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-skr mw-list-item"><a href="https://skr.wikipedia.org/wiki/%D9%85%D8%A7%DA%88%DB%8C%D9%88%D9%84:Citation/CS1/Identifiers" title="ماڈیول:Citation/CS1/Identifiers – Saraiki" lang="skr" hreflang="skr" data-title="ماڈیول:Citation/CS1/Identifiers" data-language-autonym="سرائیکی" data-language-local-name="Saraiki" class="interlanguage-link-target"><span>سرائیکی</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Modul:Citation/CS1/Identifiers" title="Modul:Citation/CS1/Identifiers – Slovenian" lang="sl" hreflang="sl" data-title="Modul:Citation/CS1/Identifiers" data-language-autonym="Slovenščina" data-language-local-name="Slovenian" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-smn mw-list-item"><a href="https://smn.wikipedia.org/wiki/Mooduul:Citation/CS1/Identifiers" title="Mooduul:Citation/CS1/Identifiers – Inari Sami" lang="smn" hreflang="smn" data-title="Mooduul:Citation/CS1/Identifiers" data-language-autonym="Anarâškielâ" data-language-local-name="Inari Sami" class="interlanguage-link-target"><span>Anarâškielâ</span></a></li><li class="interlanguage-link interwiki-sq mw-list-item"><a href="https://sq.wikipedia.org/wiki/Moduli:Citation/CS1/Identifiers" title="Moduli:Citation/CS1/Identifiers – Albanian" lang="sq" hreflang="sq" data-title="Moduli:Citation/CS1/Identifiers" data-language-autonym="Shqip" data-language-local-name="Albanian" class="interlanguage-link-target"><span>Shqip</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%9C%D0%BE%D0%B4%D1%83%D0%BB:Citation/CS1/Identifiers" title="Модул:Citation/CS1/Identifiers – Serbian" lang="sr" hreflang="sr" data-title="Модул:Citation/CS1/Identifiers" data-language-autonym="Српски / srpski" data-language-local-name="Serbian" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Tamil" lang="ta" hreflang="ta" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="தமிழ்" data-language-local-name="Tamil" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-tcy mw-list-item"><a href="https://tcy.wikipedia.org/wiki/%E0%B2%AE%E0%B3%8B%E0%B2%A1%E0%B3%8D%E0%B2%AF%E0%B3%82%E0%B2%B2%E0%B3%8D:Citation/CS1/Identifiers" title="ಮೋಡ್ಯೂಲ್:Citation/CS1/Identifiers – Tulu" lang="tcy" hreflang="tcy" data-title="ಮೋಡ್ಯೂಲ್:Citation/CS1/Identifiers" data-language-autonym="ತುಳು" data-language-local-name="Tulu" class="interlanguage-link-target"><span>ತುಳು</span></a></li><li class="interlanguage-link interwiki-tg mw-list-item"><a href="https://tg.wikipedia.org/wiki/%D0%9C%D0%BE%D0%B4%D1%83%D0%BB:Citation/CS1/Identifiers" title="Модул:Citation/CS1/Identifiers – Tajik" lang="tg" hreflang="tg" data-title="Модул:Citation/CS1/Identifiers" data-language-autonym="Тоҷикӣ" data-language-local-name="Tajik" class="interlanguage-link-target"><span>Тоҷикӣ</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B8%A1%E0%B8%AD%E0%B8%94%E0%B8%B9%E0%B8%A5:Citation/CS1/Identifiers" title="มอดูล:Citation/CS1/Identifiers – Thai" lang="th" hreflang="th" data-title="มอดูล:Citation/CS1/Identifiers" data-language-autonym="ไทย" data-language-local-name="Thai" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-ti mw-list-item"><a href="https://ti.wikipedia.org/wiki/%E1%88%9E%E1%8B%B5%E1%8B%A9%E1%88%8D:Identifiers" title="ሞድዩል:Identifiers – Tigrinya" lang="ti" hreflang="ti" data-title="ሞድዩል:Identifiers" data-language-autonym="ትግርኛ" data-language-local-name="Tigrinya" class="interlanguage-link-target"><span>ትግርኛ</span></a></li><li class="interlanguage-link interwiki-tl mw-list-item"><a href="https://tl.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Tagalog" lang="tl" hreflang="tl" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Tagalog" data-language-local-name="Tagalog" class="interlanguage-link-target"><span>Tagalog</span></a></li><li class="interlanguage-link interwiki-tpi mw-list-item"><a href="https://tpi.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Tok Pisin" lang="tpi" hreflang="tpi" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Tok Pisin" data-language-local-name="Tok Pisin" class="interlanguage-link-target"><span>Tok Pisin</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Mod%C3%BCl:Kaynak/KB1/Tan%C4%B1mlay%C4%B1c%C4%B1lar" title="Modül:Kaynak/KB1/Tanımlayıcılar – Turkish" lang="tr" hreflang="tr" data-title="Modül:Kaynak/KB1/Tanımlayıcılar" data-language-autonym="Türkçe" data-language-local-name="Turkish" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-trv mw-list-item"><a href="https://trv.wikipedia.org/wiki/%E6%A8%A1%E7%B5%84:Citation/CS1/Identifiers" title="模組:Citation/CS1/Identifiers – Taroko" lang="trv" hreflang="trv" data-title="模組:Citation/CS1/Identifiers" data-language-autonym="Seediq" data-language-local-name="Taroko" class="interlanguage-link-target"><span>Seediq</span></a></li><li class="interlanguage-link interwiki-tt mw-list-item"><a href="https://tt.wikipedia.org/wiki/%D0%9C%D0%BE%D0%B4%D1%83%D0%BB%D1%8C:Citation/CS1/Identifiers" title="Модуль:Citation/CS1/Identifiers – Tatar" lang="tt" hreflang="tt" data-title="Модуль:Citation/CS1/Identifiers" data-language-autonym="Татарча / tatarça" data-language-local-name="Tatar" class="interlanguage-link-target"><span>Татарча / tatarça</span></a></li><li class="interlanguage-link interwiki-tw mw-list-item"><a href="https://tw.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Twi" lang="tw" hreflang="tw" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Twi" data-language-local-name="Twi" class="interlanguage-link-target"><span>Twi</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%9C%D0%BE%D0%B4%D1%83%D0%BB%D1%8C:Citation/CS1/Identifiers" title="Модуль:Citation/CS1/Identifiers – Ukrainian" lang="uk" hreflang="uk" data-title="Модуль:Citation/CS1/Identifiers" data-language-autonym="Українська" data-language-local-name="Ukrainian" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-ur mw-list-item"><a href="https://ur.wikipedia.org/wiki/%D9%85%D8%A7%DA%88%DB%8C%D9%88%D9%84:Citation/CS1/Identifiers" title="ماڈیول:Citation/CS1/Identifiers – Urdu" lang="ur" hreflang="ur" data-title="ماڈیول:Citation/CS1/Identifiers" data-language-autonym="اردو" data-language-local-name="Urdu" class="interlanguage-link-target"><span>اردو</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Modul:Manba/MU1/Identifiers" title="Modul:Manba/MU1/Identifiers – Uzbek" lang="uz" hreflang="uz" data-title="Modul:Manba/MU1/Identifiers" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="Uzbek" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/M%C3%B4_%C4%91un:Citation/CS1/Identifiers" title="Mô đun:Citation/CS1/Identifiers – Vietnamese" lang="vi" hreflang="vi" data-title="Mô đun:Citation/CS1/Identifiers" data-language-autonym="Tiếng Việt" data-language-local-name="Vietnamese" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-vo mw-list-item"><a href="https://vo.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Volapük" lang="vo" hreflang="vo" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Volapük" data-language-local-name="Volapük" class="interlanguage-link-target"><span>Volapük</span></a></li><li class="interlanguage-link interwiki-war mw-list-item"><a href="https://war.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Waray" lang="war" hreflang="war" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="Winaray" data-language-local-name="Waray" class="interlanguage-link-target"><span>Winaray</span></a></li><li class="interlanguage-link interwiki-za mw-list-item"><a href="https://za.wikipedia.org/wiki/%E6%A8%A1%E5%9D%97:Citation/CS1/Identifiers" title="模块:Citation/CS1/Identifiers – Zhuang" lang="za" hreflang="za" data-title="模块:Citation/CS1/Identifiers" data-language-autonym="Vahcuengh" data-language-local-name="Zhuang" class="interlanguage-link-target"><span>Vahcuengh</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/Module:Citation/CS1/Identifiers" title="Module:Citation/CS1/Identifiers – Inintsik" lang="zh" hreflang="zh" data-title="Module:Citation/CS1/Identifiers" data-language-autonym="中文" data-language-local-name="Inintsik" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/%E6%A8%A1%E7%B5%84:Citation/CS1/Identifiers" title="模組:Citation/CS1/Identifiers – Minnan" lang="nan" hreflang="nan" data-title="模組:Citation/CS1/Identifiers" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="Minnan" class="interlanguage-link-target"><span>閩南語 / Bân-lâm-gú</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E6%A8%A1%E7%B5%84:Citation/CS1/Identifiers" title="模組:Citation/CS1/Identifiers – Cantonese" lang="yue" hreflang="yue" data-title="模組:Citation/CS1/Identifiers" data-language-autonym="粵語" data-language-local-name="Cantonese" class="interlanguage-link-target"><span>粵語</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q19841691#sitelinks-wikipedia" title="Usba ang mga sumpay sa ubang pinulongan" class="wbc-editpage">Usba ang mga sumpay</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Mga ngalang espasyo"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-module" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Module:Citation/CS1/Identifiers" title="View the module page [c]" accesskey="c"><span>Module</span></a></li><li id="ca-talk" class="new vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Module_talk:Citation/CS1/Identifiers&action=edit&redlink=1" rel="discussion" class="new" title="Panaghisgot kabahin sa panid (wala pa masulat) [t]" accesskey="t"><span>Panaghisgot-hisgot</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Change language variant" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">English</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Mga pagtan-aw"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Module:Citation/CS1/Identifiers"><span>Basaha</span></a></li><li id="ca-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Module:Citation/CS1/Identifiers&action=edit" title="Edit the source code of this page [e]" accesskey="e"><span>Usba ang wikitext</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Module:Citation/CS1/Identifiers&action=history" title="Mga miaging rebisyon ning panid [h]" accesskey="h"><span>Tan-awa ang kaagi</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Page tools"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Mga galamiton" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Mga galamiton</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Mga galamiton</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">tagoa</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="More options" > <div class="vector-menu-heading"> Actions </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/Module:Citation/CS1/Identifiers"><span>Basaha</span></a></li><li id="ca-more-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Module:Citation/CS1/Identifiers&action=edit" title="Edit the source code of this page [e]" accesskey="e"><span>Usba ang wikitext</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Module:Citation/CS1/Identifiers&action=history"><span>Tan-awa ang kaagi</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> Heneral </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Espesyal:WhatLinksHere/Module:Citation/CS1/Identifiers" title="Talaan sa mga wiki nga panid nga misumpay dinhi [j]" accesskey="j"><span>Unsay mga misumpay dinhi</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Espesyal:RecentChangesLinked/Module:Citation/CS1/Identifiers" rel="nofollow" title="Mga bag-ong pag-usab sa mga panid gikan ning panid [k]" accesskey="k"><span>Mga may kalabotang kausaban</span></a></li><li id="t-upload" class="mw-list-item"><a href="//commons.wikimedia.org/wiki/Special:UploadWizard?uselang=ceb" title="Pagsumiter og mga payl [u]" accesskey="u"><span>Pagsumiter og payl</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Espesyal:SpecialPages" title="Talaan sa mga espesyal nga panid [q]" accesskey="q"><span>Espesyal nga mga panid</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Module:Citation/CS1/Identifiers&oldid=35046684" title="Permanenteng sumpay niining rebisyon sa panid"><span>Permanenteng sumpay</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Module:Citation/CS1/Identifiers&action=info" title="More information about this page"><span>Impormasyon kabahin sa panid</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Espesyal:UrlShortener&url=https%3A%2F%2Fceb.wikipedia.org%2Fwiki%2FModule%3ACitation%2FCS1%2FIdentifiers"><span>Pagkuha og pinamubo nga URL</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Espesyal:QrCode&url=https%3A%2F%2Fceb.wikipedia.org%2Fwiki%2FModule%3ACitation%2FCS1%2FIdentifiers"><span>Download QR code</span></a></li> </ul> </div> </div> <div id="p-electronpdfservice-sidebar-portlet-heading" class="vector-menu mw-portlet mw-portlet-electronpdfservice-sidebar-portlet-heading" > <div class="vector-menu-heading"> Print/export </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="electron-print_pdf" class="mw-list-item"><a href="/w/index.php?title=Espesyal:DownloadAsPdf&page=Module%3ACitation%2FCS1%2FIdentifiers&action=show-download-screen"><span>Download as PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="javascript:print();" rel="alternate" title="Mapatik nga bersyon ning panid [p]" accesskey="p"><span>Mapatik nga bersiyon</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> Sa ubang mga proyekto </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="wb-otherproject-link wb-otherproject-commons mw-list-item"><a href="https://commons.wikimedia.org/wiki/Module:Citation/CS1/Identifiers" hreflang="en"><span>Wikimedia Commons</span></a></li><li class="wb-otherproject-link wb-otherproject-species mw-list-item"><a href="https://species.wikimedia.org/wiki/Module:Citation/CS1/Identifiers" hreflang="en"><span>Wikispecies</span></a></li><li class="wb-otherproject-link wb-otherproject-wikidata mw-list-item"><a href="https://www.wikidata.org/wiki/Module:Citation/CS1/Identifiers" hreflang="en"><span>Wikidata</span></a></li><li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q19841691" title="Sumpay ngadto sa aytem sa konektadong tipiganan sa datos [g]" accesskey="g"><span>Aytem sa Wikidata</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Page tools"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Appearance"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Appearance</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">tagoa</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">Gikan sa Wikipedia, ang gawasnong ensiklopedya</div> </div> <div id="contentSub"><div id="mw-content-subtitle"><div class="subpages">< <bdi dir="ltr"><a href="/wiki/Module:Citation/CS1" title="Module:Citation/CS1">Module:Citation/CS1</a></bdi></div></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="ceb" dir="ltr"><p><i>Documentation for this module may be created at <a href="/w/index.php?title=Module:Citation/CS1/Identifiers/doc&action=edit&redlink=1" class="new" title="Module:Citation/CS1/Identifiers/doc (wala pa masulat)">Module:Citation/CS1/Identifiers/doc</a></i> </p><div class="mw-highlight mw-highlight-lang-lua mw-content-ltr mw-highlight-lines" dir="ltr"><pre><span></span><span id="L-1"><a href="#L-1"><span class="linenos" data-line="1"></span></a><span class="cm">--[[--------------------------< F O R W A R D D E C L A R A T I O N S >--------------------------------------</span> </span><span id="L-2"><a href="#L-2"><span class="linenos" data-line="2"></span></a><span class="cm">]]</span> </span><span id="L-3"><a href="#L-3"><span class="linenos" data-line="3"></span></a> </span><span id="L-4"><a href="#L-4"><span class="linenos" data-line="4"></span></a><span class="kd">local</span> <span class="n">has_accept_as_written</span><span class="p">,</span> <span class="n">is_set</span><span class="p">,</span> <span class="n">in_array</span><span class="p">,</span> <span class="n">set_message</span><span class="p">,</span> <span class="n">select_one</span><span class="p">,</span> <span class="c1">-- functions in Module:Citation/CS1/Utilities</span> </span><span id="L-5"><a href="#L-5"><span class="linenos" data-line="5"></span></a> <span class="n">substitute</span><span class="p">,</span> <span class="n">make_wikilink</span><span class="p">;</span> </span><span id="L-6"><a href="#L-6"><span class="linenos" data-line="6"></span></a> </span><span id="L-7"><a href="#L-7"><span class="linenos" data-line="7"></span></a><span class="kd">local</span> <span class="n">z</span><span class="p">;</span> <span class="c1">-- table of tables defined in Module:Citation/CS1/Utilities</span> </span><span id="L-8"><a href="#L-8"><span class="linenos" data-line="8"></span></a> </span><span id="L-9"><a href="#L-9"><span class="linenos" data-line="9"></span></a><span class="kd">local</span> <span class="n">cfg</span><span class="p">;</span> <span class="c1">-- table of configuration tables that are defined in Module:Citation/CS1/Configuration</span> </span><span id="L-10"><a href="#L-10"><span class="linenos" data-line="10"></span></a> </span><span id="L-11"><a href="#L-11"><span class="linenos" data-line="11"></span></a> </span><span id="L-12"><a href="#L-12"><span class="linenos" data-line="12"></span></a><span class="cm">--[[--------------------------< P A G E S C O P E V A R I A B L E S >--------------------------------------</span> </span><span id="L-13"><a href="#L-13"><span class="linenos" data-line="13"></span></a> </span><span id="L-14"><a href="#L-14"><span class="linenos" data-line="14"></span></a><span class="cm">declare variables here that have page-wide scope that are not brought in from other modules; that are created here and used here</span> </span><span id="L-15"><a href="#L-15"><span class="linenos" data-line="15"></span></a> </span><span id="L-16"><a href="#L-16"><span class="linenos" data-line="16"></span></a><span class="cm">]]</span> </span><span id="L-17"><a href="#L-17"><span class="linenos" data-line="17"></span></a> </span><span id="L-18"><a href="#L-18"><span class="linenos" data-line="18"></span></a><span class="kd">local</span> <span class="n">auto_link_urls</span> <span class="o">=</span> <span class="p">{};</span> <span class="c1">-- holds identifier URLs for those identifiers that can auto-link |title=</span> </span><span id="L-19"><a href="#L-19"><span class="linenos" data-line="19"></span></a> </span><span id="L-20"><a href="#L-20"><span class="linenos" data-line="20"></span></a> </span><span id="L-21"><a href="#L-21"><span class="linenos" data-line="21"></span></a><span class="c1">--============================<< H E L P E R F U N C T I O N S >>============================================</span> </span><span id="L-22"><a href="#L-22"><span class="linenos" data-line="22"></span></a> </span><span id="L-23"><a href="#L-23"><span class="linenos" data-line="23"></span></a><span class="cm">--[[--------------------------< W I K I D A T A _ A R T I C L E _ N A M E _ G E T >----------------------------</span> </span><span id="L-24"><a href="#L-24"><span class="linenos" data-line="24"></span></a> </span><span id="L-25"><a href="#L-25"><span class="linenos" data-line="25"></span></a><span class="cm">as an aid to internationalizing identifier-label wikilinks, gets identifier article names from Wikidata.</span> </span><span id="L-26"><a href="#L-26"><span class="linenos" data-line="26"></span></a> </span><span id="L-27"><a href="#L-27"><span class="linenos" data-line="27"></span></a><span class="cm">returns :<lang code>:<article title> when <q> has an <article title> for <lang code>; nil else</span> </span><span id="L-28"><a href="#L-28"><span class="linenos" data-line="28"></span></a> </span><span id="L-29"><a href="#L-29"><span class="linenos" data-line="29"></span></a><span class="cm">for identifiers that do not have q, returns nil</span> </span><span id="L-30"><a href="#L-30"><span class="linenos" data-line="30"></span></a> </span><span id="L-31"><a href="#L-31"><span class="linenos" data-line="31"></span></a><span class="cm">for wikis that do not have mw.wikibase installed, returns nil</span> </span><span id="L-32"><a href="#L-32"><span class="linenos" data-line="32"></span></a> </span><span id="L-33"><a href="#L-33"><span class="linenos" data-line="33"></span></a><span class="cm">]]</span> </span><span id="L-34"><a href="#L-34"><span class="linenos" data-line="34"></span></a> </span><span id="L-35"><a href="#L-35"><span class="linenos" data-line="35"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">wikidata_article_name_get</span> <span class="p">(</span><span class="n">q</span><span class="p">)</span> </span><span id="L-36"><a href="#L-36"><span class="linenos" data-line="36"></span></a> <span class="kr">if</span> <span class="ow">not</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">q</span><span class="p">)</span> <span class="ow">or</span> <span class="p">(</span><span class="n">q</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">mw</span><span class="p">.</span><span class="n">wikibase</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- when no q number or when a q number but mw.wikibase not installed on this wiki</span> </span><span id="L-37"><a href="#L-37"><span class="linenos" data-line="37"></span></a> <span class="kr">return</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- abandon</span> </span><span id="L-38"><a href="#L-38"><span class="linenos" data-line="38"></span></a> <span class="kr">end</span> </span><span id="L-39"><a href="#L-39"><span class="linenos" data-line="39"></span></a> </span><span id="L-40"><a href="#L-40"><span class="linenos" data-line="40"></span></a> <span class="kd">local</span> <span class="n">wd_article</span><span class="p">;</span> </span><span id="L-41"><a href="#L-41"><span class="linenos" data-line="41"></span></a> <span class="kd">local</span> <span class="n">this_wiki_code</span> <span class="o">=</span> <span class="n">cfg</span><span class="p">.</span><span class="n">this_wiki_code</span><span class="p">;</span> <span class="c1">-- Wikipedia subdomain; 'en' for en.wikipedia.org</span> </span><span id="L-42"><a href="#L-42"><span class="linenos" data-line="42"></span></a> </span><span id="L-43"><a href="#L-43"><span class="linenos" data-line="43"></span></a> <span class="n">wd_article</span> <span class="o">=</span> <span class="n">mw</span><span class="p">.</span><span class="n">wikibase</span><span class="p">.</span><span class="n">getSitelink</span> <span class="p">(</span><span class="n">q</span><span class="p">,</span> <span class="n">this_wiki_code</span> <span class="o">..</span> <span class="s1">'wiki'</span><span class="p">);</span> <span class="c1">-- fetch article title from WD; nil when no title available at this wiki</span> </span><span id="L-44"><a href="#L-44"><span class="linenos" data-line="44"></span></a> </span><span id="L-45"><a href="#L-45"><span class="linenos" data-line="45"></span></a> <span class="kr">if</span> <span class="n">wd_article</span> <span class="kr">then</span> </span><span id="L-46"><a href="#L-46"><span class="linenos" data-line="46"></span></a> <span class="n">wd_article</span> <span class="o">=</span> <span class="nb">table.concat</span> <span class="p">({</span><span class="s1">':'</span><span class="p">,</span> <span class="n">this_wiki_code</span><span class="p">,</span> <span class="s1">':'</span><span class="p">,</span> <span class="n">wd_article</span><span class="p">});</span> <span class="c1">-- interwiki-style link without brackets if taken from WD; leading colon required</span> </span><span id="L-47"><a href="#L-47"><span class="linenos" data-line="47"></span></a> <span class="kr">end</span> </span><span id="L-48"><a href="#L-48"><span class="linenos" data-line="48"></span></a> </span><span id="L-49"><a href="#L-49"><span class="linenos" data-line="49"></span></a> <span class="kr">return</span> <span class="n">wd_article</span><span class="p">;</span> <span class="c1">-- article title from WD; nil else</span> </span><span id="L-50"><a href="#L-50"><span class="linenos" data-line="50"></span></a><span class="kr">end</span> </span><span id="L-51"><a href="#L-51"><span class="linenos" data-line="51"></span></a> </span><span id="L-52"><a href="#L-52"><span class="linenos" data-line="52"></span></a> </span><span id="L-53"><a href="#L-53"><span class="linenos" data-line="53"></span></a><span class="cm">--[[--------------------------< L I N K _ L A B E L _ M A K E >------------------------------------------------</span> </span><span id="L-54"><a href="#L-54"><span class="linenos" data-line="54"></span></a> </span><span id="L-55"><a href="#L-55"><span class="linenos" data-line="55"></span></a><span class="cm">common function to create identifier link label from handler table or from Wikidata</span> </span><span id="L-56"><a href="#L-56"><span class="linenos" data-line="56"></span></a> </span><span id="L-57"><a href="#L-57"><span class="linenos" data-line="57"></span></a><span class="cm">returns the first available of</span> </span><span id="L-58"><a href="#L-58"><span class="linenos" data-line="58"></span></a><span class="cm"> 1. redirect from local wiki's handler table (if enabled)</span> </span><span id="L-59"><a href="#L-59"><span class="linenos" data-line="59"></span></a><span class="cm"> 2. Wikidata (if there is a Wikidata entry for this identifier in the local wiki's language)</span> </span><span id="L-60"><a href="#L-60"><span class="linenos" data-line="60"></span></a><span class="cm"> 3. label specified in the local wiki's handler table</span> </span><span id="L-61"><a href="#L-61"><span class="linenos" data-line="61"></span></a><span class="cm"> </span> </span><span id="L-62"><a href="#L-62"><span class="linenos" data-line="62"></span></a><span class="cm">]]</span> </span><span id="L-63"><a href="#L-63"><span class="linenos" data-line="63"></span></a> </span><span id="L-64"><a href="#L-64"><span class="linenos" data-line="64"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">link_label_make</span> <span class="p">(</span><span class="n">handler</span><span class="p">)</span> </span><span id="L-65"><a href="#L-65"><span class="linenos" data-line="65"></span></a> <span class="kd">local</span> <span class="n">wd_article</span><span class="p">;</span> </span><span id="L-66"><a href="#L-66"><span class="linenos" data-line="66"></span></a> </span><span id="L-67"><a href="#L-67"><span class="linenos" data-line="67"></span></a> <span class="kr">if</span> <span class="ow">not</span> <span class="p">(</span><span class="n">cfg</span><span class="p">.</span><span class="n">use_identifier_redirects</span> <span class="ow">and</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">))</span> <span class="kr">then</span> <span class="c1">-- redirect has priority so if enabled and available don't fetch from Wikidata because expensive</span> </span><span id="L-68"><a href="#L-68"><span class="linenos" data-line="68"></span></a> <span class="n">wd_article</span> <span class="o">=</span> <span class="n">wikidata_article_name_get</span> <span class="p">(</span><span class="n">handler</span><span class="p">.</span><span class="n">q</span><span class="p">);</span> <span class="c1">-- if Wikidata has an article title for this wiki, get it;</span> </span><span id="L-69"><a href="#L-69"><span class="linenos" data-line="69"></span></a> <span class="kr">end</span> </span><span id="L-70"><a href="#L-70"><span class="linenos" data-line="70"></span></a> </span><span id="L-71"><a href="#L-71"><span class="linenos" data-line="71"></span></a> <span class="kr">return</span> <span class="p">(</span><span class="n">cfg</span><span class="p">.</span><span class="n">use_identifier_redirects</span> <span class="ow">and</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">)</span> <span class="ow">and</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">)</span> <span class="ow">or</span> <span class="n">wd_article</span> <span class="ow">or</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">;</span> </span><span id="L-72"><a href="#L-72"><span class="linenos" data-line="72"></span></a><span class="kr">end</span> </span><span id="L-73"><a href="#L-73"><span class="linenos" data-line="73"></span></a> </span><span id="L-74"><a href="#L-74"><span class="linenos" data-line="74"></span></a> </span><span id="L-75"><a href="#L-75"><span class="linenos" data-line="75"></span></a><span class="cm">--[[--------------------------< E X T E R N A L _ L I N K _ I D >----------------------------------------------</span> </span><span id="L-76"><a href="#L-76"><span class="linenos" data-line="76"></span></a> </span><span id="L-77"><a href="#L-77"><span class="linenos" data-line="77"></span></a><span class="cm">Formats a wiki-style external link</span> </span><span id="L-78"><a href="#L-78"><span class="linenos" data-line="78"></span></a> </span><span id="L-79"><a href="#L-79"><span class="linenos" data-line="79"></span></a><span class="cm">]]</span> </span><span id="L-80"><a href="#L-80"><span class="linenos" data-line="80"></span></a> </span><span id="L-81"><a href="#L-81"><span class="linenos" data-line="81"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">external_link_id</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-82"><a href="#L-82"><span class="linenos" data-line="82"></span></a> <span class="kd">local</span> <span class="n">url_string</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-83"><a href="#L-83"><span class="linenos" data-line="83"></span></a> <span class="kd">local</span> <span class="n">ext_link</span><span class="p">;</span> </span><span id="L-84"><a href="#L-84"><span class="linenos" data-line="84"></span></a> <span class="kd">local</span> <span class="n">this_wiki_code</span> <span class="o">=</span> <span class="n">cfg</span><span class="p">.</span><span class="n">this_wiki_code</span><span class="p">;</span> <span class="c1">-- Wikipedia subdomain; 'en' for en.wikipedia.org</span> </span><span id="L-85"><a href="#L-85"><span class="linenos" data-line="85"></span></a> <span class="kd">local</span> <span class="n">wd_article</span><span class="p">;</span> <span class="c1">-- article title from Wikidata</span> </span><span id="L-86"><a href="#L-86"><span class="linenos" data-line="86"></span></a> </span><span id="L-87"><a href="#L-87"><span class="linenos" data-line="87"></span></a> <span class="kr">if</span> <span class="n">options</span><span class="p">.</span><span class="n">encode</span> <span class="o">==</span> <span class="kc">true</span> <span class="ow">or</span> <span class="n">options</span><span class="p">.</span><span class="n">encode</span> <span class="o">==</span> <span class="kc">nil</span> <span class="kr">then</span> </span><span id="L-88"><a href="#L-88"><span class="linenos" data-line="88"></span></a> <span class="n">url_string</span> <span class="o">=</span> <span class="n">mw</span><span class="p">.</span><span class="n">uri</span><span class="p">.</span><span class="n">encode</span> <span class="p">(</span><span class="n">url_string</span><span class="p">,</span> <span class="s1">'PATH'</span><span class="p">);</span> </span><span id="L-89"><a href="#L-89"><span class="linenos" data-line="89"></span></a> <span class="kr">end</span> </span><span id="L-90"><a href="#L-90"><span class="linenos" data-line="90"></span></a> </span><span id="L-91"><a href="#L-91"><span class="linenos" data-line="91"></span></a> <span class="kr">if</span> <span class="n">options</span><span class="p">.</span><span class="n">auto_link</span> <span class="ow">and</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">options</span><span class="p">.</span><span class="n">access</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-92"><a href="#L-92"><span class="linenos" data-line="92"></span></a> <span class="n">auto_link_urls</span><span class="p">[</span><span class="n">options</span><span class="p">.</span><span class="n">auto_link</span><span class="p">]</span> <span class="o">=</span> <span class="nb">table.concat</span> <span class="p">({</span><span class="n">options</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">url_string</span><span class="p">,</span> <span class="n">options</span><span class="p">.</span><span class="n">suffix</span><span class="p">});</span> </span><span id="L-93"><a href="#L-93"><span class="linenos" data-line="93"></span></a> <span class="kr">end</span> </span><span id="L-94"><a href="#L-94"><span class="linenos" data-line="94"></span></a> </span><span id="L-95"><a href="#L-95"><span class="linenos" data-line="95"></span></a> <span class="n">ext_link</span> <span class="o">=</span> <span class="n">mw</span><span class="p">.</span><span class="n">ustring</span><span class="p">.</span><span class="n">format</span> <span class="p">(</span><span class="s1">'[%s%s%s %s]'</span><span class="p">,</span> <span class="n">options</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">url_string</span><span class="p">,</span> <span class="n">options</span><span class="p">.</span><span class="n">suffix</span> <span class="ow">or</span> <span class="s2">""</span><span class="p">,</span> <span class="n">mw</span><span class="p">.</span><span class="n">text</span><span class="p">.</span><span class="n">nowiki</span> <span class="p">(</span><span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">));</span> </span><span id="L-96"><a href="#L-96"><span class="linenos" data-line="96"></span></a> <span class="kr">if</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">options</span><span class="p">.</span><span class="n">access</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-97"><a href="#L-97"><span class="linenos" data-line="97"></span></a> <span class="n">ext_link</span> <span class="o">=</span> <span class="n">substitute</span> <span class="p">(</span><span class="n">cfg</span><span class="p">.</span><span class="n">presentation</span><span class="p">[</span><span class="s1">'ext-link-access-signal'</span><span class="p">],</span> <span class="p">{</span><span class="n">cfg</span><span class="p">.</span><span class="n">presentation</span><span class="p">[</span><span class="n">options</span><span class="p">.</span><span class="n">access</span><span class="p">].</span><span class="n">class</span><span class="p">,</span> <span class="n">cfg</span><span class="p">.</span><span class="n">presentation</span><span class="p">[</span><span class="n">options</span><span class="p">.</span><span class="n">access</span><span class="p">].</span><span class="n">title</span><span class="p">,</span> <span class="n">ext_link</span><span class="p">});</span> <span class="c1">-- add the free-to-read / paywall lock</span> </span><span id="L-98"><a href="#L-98"><span class="linenos" data-line="98"></span></a> <span class="kr">end</span> </span><span id="L-99"><a href="#L-99"><span class="linenos" data-line="99"></span></a> </span><span id="L-100"><a href="#L-100"><span class="linenos" data-line="100"></span></a> <span class="kr">return</span> <span class="nb">table.concat</span> <span class="p">({</span> </span><span id="L-101"><a href="#L-101"><span class="linenos" data-line="101"></span></a> <span class="n">make_wikilink</span> <span class="p">(</span><span class="n">link_label_make</span> <span class="p">(</span><span class="n">options</span><span class="p">),</span> <span class="n">options</span><span class="p">.</span><span class="n">label</span><span class="p">),</span> <span class="c1">-- redirect, Wikidata link, or locally specified link (in that order)</span> </span><span id="L-102"><a href="#L-102"><span class="linenos" data-line="102"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">separator</span> <span class="ow">or</span> <span class="s1">'&nbsp;'</span><span class="p">,</span> </span><span id="L-103"><a href="#L-103"><span class="linenos" data-line="103"></span></a> <span class="n">ext_link</span> </span><span id="L-104"><a href="#L-104"><span class="linenos" data-line="104"></span></a> <span class="p">});</span> </span><span id="L-105"><a href="#L-105"><span class="linenos" data-line="105"></span></a><span class="kr">end</span> </span><span id="L-106"><a href="#L-106"><span class="linenos" data-line="106"></span></a> </span><span id="L-107"><a href="#L-107"><span class="linenos" data-line="107"></span></a> </span><span id="L-108"><a href="#L-108"><span class="linenos" data-line="108"></span></a><span class="cm">--[[--------------------------< I N T E R N A L _ L I N K _ I D >----------------------------------------------</span> </span><span id="L-109"><a href="#L-109"><span class="linenos" data-line="109"></span></a> </span><span id="L-110"><a href="#L-110"><span class="linenos" data-line="110"></span></a><span class="cm">Formats a wiki-style internal link</span> </span><span id="L-111"><a href="#L-111"><span class="linenos" data-line="111"></span></a> </span><span id="L-112"><a href="#L-112"><span class="linenos" data-line="112"></span></a><span class="cm">TODO: Does not currently need to support options.access, options.encode, auto-linking and COinS (as in external_link_id),</span> </span><span id="L-113"><a href="#L-113"><span class="linenos" data-line="113"></span></a><span class="cm">but may be needed in the future for :m:Interwiki_map custom-prefixes like :arxiv:, :bibcode:, :DOI:, :hdl:, :ISSN:,</span> </span><span id="L-114"><a href="#L-114"><span class="linenos" data-line="114"></span></a><span class="cm">:JSTOR:, :Openlibrary:, :PMID:, :RFC:.</span> </span><span id="L-115"><a href="#L-115"><span class="linenos" data-line="115"></span></a> </span><span id="L-116"><a href="#L-116"><span class="linenos" data-line="116"></span></a><span class="cm">]]</span> </span><span id="L-117"><a href="#L-117"><span class="linenos" data-line="117"></span></a> </span><span id="L-118"><a href="#L-118"><span class="linenos" data-line="118"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">internal_link_id</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-119"><a href="#L-119"><span class="linenos" data-line="119"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">mw</span><span class="p">.</span><span class="n">ustring</span><span class="p">.</span><span class="n">gsub</span> <span class="p">(</span><span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">,</span> <span class="s1">'%d'</span><span class="p">,</span> <span class="n">cfg</span><span class="p">.</span><span class="n">date_names</span><span class="p">.</span><span class="n">local_digits</span><span class="p">);</span> <span class="c1">-- translate 'local' digits to Western 0-9</span> </span><span id="L-120"><a href="#L-120"><span class="linenos" data-line="120"></span></a> </span><span id="L-121"><a href="#L-121"><span class="linenos" data-line="121"></span></a> <span class="kr">return</span> <span class="nb">table.concat</span> <span class="p">(</span> </span><span id="L-122"><a href="#L-122"><span class="linenos" data-line="122"></span></a> <span class="p">{</span> </span><span id="L-123"><a href="#L-123"><span class="linenos" data-line="123"></span></a> <span class="n">make_wikilink</span> <span class="p">(</span><span class="n">link_label_make</span> <span class="p">(</span><span class="n">options</span><span class="p">),</span> <span class="n">options</span><span class="p">.</span><span class="n">label</span><span class="p">),</span> <span class="c1">-- wiki-link the identifier label</span> </span><span id="L-124"><a href="#L-124"><span class="linenos" data-line="124"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">separator</span> <span class="ow">or</span> <span class="s1">'&nbsp;'</span><span class="p">,</span> <span class="c1">-- add the separator</span> </span><span id="L-125"><a href="#L-125"><span class="linenos" data-line="125"></span></a> <span class="n">make_wikilink</span> <span class="p">(</span> </span><span id="L-126"><a href="#L-126"><span class="linenos" data-line="126"></span></a> <span class="nb">table.concat</span> <span class="p">(</span> </span><span id="L-127"><a href="#L-127"><span class="linenos" data-line="127"></span></a> <span class="p">{</span> </span><span id="L-128"><a href="#L-128"><span class="linenos" data-line="128"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> </span><span id="L-129"><a href="#L-129"><span class="linenos" data-line="129"></span></a> <span class="n">id</span><span class="p">,</span> <span class="c1">-- translated to Western digits</span> </span><span id="L-130"><a href="#L-130"><span class="linenos" data-line="130"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">suffix</span> <span class="ow">or</span> <span class="s1">''</span> </span><span id="L-131"><a href="#L-131"><span class="linenos" data-line="131"></span></a> <span class="p">}),</span> </span><span id="L-132"><a href="#L-132"><span class="linenos" data-line="132"></span></a> <span class="n">substitute</span> <span class="p">(</span><span class="n">cfg</span><span class="p">.</span><span class="n">presentation</span><span class="p">[</span><span class="s1">'bdi'</span><span class="p">],</span> <span class="p">{</span><span class="s1">''</span><span class="p">,</span> <span class="n">mw</span><span class="p">.</span><span class="n">text</span><span class="p">.</span><span class="n">nowiki</span> <span class="p">(</span><span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">)})</span> <span class="c1">-- bdi tags to prevent Latin script identifiers from being reversed at RTL language wikis</span> </span><span id="L-133"><a href="#L-133"><span class="linenos" data-line="133"></span></a> <span class="p">);</span> <span class="c1">-- nowiki because MediaWiki still has magic links for ISBN and the like; TODO: is it really required?</span> </span><span id="L-134"><a href="#L-134"><span class="linenos" data-line="134"></span></a> <span class="p">});</span> </span><span id="L-135"><a href="#L-135"><span class="linenos" data-line="135"></span></a><span class="kr">end</span> </span><span id="L-136"><a href="#L-136"><span class="linenos" data-line="136"></span></a> </span><span id="L-137"><a href="#L-137"><span class="linenos" data-line="137"></span></a> </span><span id="L-138"><a href="#L-138"><span class="linenos" data-line="138"></span></a><span class="cm">--[[--------------------------< I S _ E M B A R G O E D >------------------------------------------------------</span> </span><span id="L-139"><a href="#L-139"><span class="linenos" data-line="139"></span></a> </span><span id="L-140"><a href="#L-140"><span class="linenos" data-line="140"></span></a><span class="cm">Determines if a PMC identifier's online version is embargoed. Compares the date in |pmc-embargo-date= against</span> </span><span id="L-141"><a href="#L-141"><span class="linenos" data-line="141"></span></a><span class="cm">today's date. If embargo date is in the future, returns the content of |pmc-embargo-date=; otherwise, returns</span> </span><span id="L-142"><a href="#L-142"><span class="linenos" data-line="142"></span></a><span class="cm">an empty string because the embargo has expired or because |pmc-embargo-date= was not set in this cite.</span> </span><span id="L-143"><a href="#L-143"><span class="linenos" data-line="143"></span></a> </span><span id="L-144"><a href="#L-144"><span class="linenos" data-line="144"></span></a><span class="cm">]]</span> </span><span id="L-145"><a href="#L-145"><span class="linenos" data-line="145"></span></a> </span><span id="L-146"><a href="#L-146"><span class="linenos" data-line="146"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">is_embargoed</span> <span class="p">(</span><span class="n">embargo</span><span class="p">)</span> </span><span id="L-147"><a href="#L-147"><span class="linenos" data-line="147"></span></a> <span class="kr">if</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">embargo</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-148"><a href="#L-148"><span class="linenos" data-line="148"></span></a> <span class="kd">local</span> <span class="n">lang</span> <span class="o">=</span> <span class="n">mw</span><span class="p">.</span><span class="n">getContentLanguage</span><span class="p">();</span> </span><span id="L-149"><a href="#L-149"><span class="linenos" data-line="149"></span></a> <span class="kd">local</span> <span class="n">good1</span><span class="p">,</span> <span class="n">embargo_date</span><span class="p">,</span> <span class="n">todays_date</span><span class="p">;</span> </span><span id="L-150"><a href="#L-150"><span class="linenos" data-line="150"></span></a> <span class="n">good1</span><span class="p">,</span> <span class="n">embargo_date</span> <span class="o">=</span> <span class="nb">pcall</span> <span class="p">(</span><span class="n">lang</span><span class="p">.</span><span class="n">formatDate</span><span class="p">,</span> <span class="n">lang</span><span class="p">,</span> <span class="s1">'U'</span><span class="p">,</span> <span class="n">embargo</span><span class="p">);</span> </span><span id="L-151"><a href="#L-151"><span class="linenos" data-line="151"></span></a> <span class="n">todays_date</span> <span class="o">=</span> <span class="n">lang</span><span class="p">:</span><span class="n">formatDate</span> <span class="p">(</span><span class="s1">'U'</span><span class="p">);</span> </span><span id="L-152"><a href="#L-152"><span class="linenos" data-line="152"></span></a> </span><span id="L-153"><a href="#L-153"><span class="linenos" data-line="153"></span></a> <span class="kr">if</span> <span class="n">good1</span> <span class="kr">then</span> <span class="c1">-- if embargo date is a good date</span> </span><span id="L-154"><a href="#L-154"><span class="linenos" data-line="154"></span></a> <span class="kr">if</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="n">embargo_date</span><span class="p">)</span> <span class="o">>=</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="n">todays_date</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- is embargo date is in the future?</span> </span><span id="L-155"><a href="#L-155"><span class="linenos" data-line="155"></span></a> <span class="kr">return</span> <span class="n">embargo</span><span class="p">;</span> <span class="c1">-- still embargoed</span> </span><span id="L-156"><a href="#L-156"><span class="linenos" data-line="156"></span></a> <span class="kr">else</span> </span><span id="L-157"><a href="#L-157"><span class="linenos" data-line="157"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'maint_pmc_embargo'</span><span class="p">);</span> <span class="c1">-- embargo has expired; add main cat</span> </span><span id="L-158"><a href="#L-158"><span class="linenos" data-line="158"></span></a> <span class="kr">return</span> <span class="s1">''</span><span class="p">;</span> <span class="c1">-- unset because embargo has expired</span> </span><span id="L-159"><a href="#L-159"><span class="linenos" data-line="159"></span></a> <span class="kr">end</span> </span><span id="L-160"><a href="#L-160"><span class="linenos" data-line="160"></span></a> <span class="kr">end</span> </span><span id="L-161"><a href="#L-161"><span class="linenos" data-line="161"></span></a> <span class="kr">end</span> </span><span id="L-162"><a href="#L-162"><span class="linenos" data-line="162"></span></a> <span class="kr">return</span> <span class="s1">''</span><span class="p">;</span> <span class="c1">-- |pmc-embargo-date= not set return empty string</span> </span><span id="L-163"><a href="#L-163"><span class="linenos" data-line="163"></span></a><span class="kr">end</span> </span><span id="L-164"><a href="#L-164"><span class="linenos" data-line="164"></span></a> </span><span id="L-165"><a href="#L-165"><span class="linenos" data-line="165"></span></a> </span><span id="L-166"><a href="#L-166"><span class="linenos" data-line="166"></span></a><span class="cm">--[=[-------------------------< I S _ V A L I D _ R X I V _ D A T E >------------------------------------------</span> </span><span id="L-167"><a href="#L-167"><span class="linenos" data-line="167"></span></a> </span><span id="L-168"><a href="#L-168"><span class="linenos" data-line="168"></span></a><span class="cm">for biorxiv, returns true if:</span> </span><span id="L-169"><a href="#L-169"><span class="linenos" data-line="169"></span></a><span class="cm"> 2019-12-11T00:00Z <= biorxiv_date < today + 2 days</span> </span><span id="L-170"><a href="#L-170"><span class="linenos" data-line="170"></span></a><span class="cm">for medrxiv, returns true if:</span> </span><span id="L-171"><a href="#L-171"><span class="linenos" data-line="171"></span></a><span class="cm"> 2020-01-01T00:00Z <= medrxiv_date < today + 2 days</span> </span><span id="L-172"><a href="#L-172"><span class="linenos" data-line="172"></span></a><span class="cm"> </span> </span><span id="L-173"><a href="#L-173"><span class="linenos" data-line="173"></span></a><span class="cm">The dated form of biorxiv identifier has a start date of 2019-12-11. The Unix timestamp for that date is {{#time:U|2019-12-11}} = 1576022400</span> </span><span id="L-174"><a href="#L-174"><span class="linenos" data-line="174"></span></a><span class="cm">The medrxiv identifier has a start date of 2020-01-01. The Unix timestamp for that date is {{#time:U|2020-01-01}} = 1577836800</span> </span><span id="L-175"><a href="#L-175"><span class="linenos" data-line="175"></span></a> </span><span id="L-176"><a href="#L-176"><span class="linenos" data-line="176"></span></a><span class="cm"><rxiv_date> is the date provided in those |biorxiv= parameter values that are dated and in |medrxiv= parameter values at time 00:00:00 UTC</span> </span><span id="L-177"><a href="#L-177"><span class="linenos" data-line="177"></span></a><span class="cm"><today> is the current date at time 00:00:00 UTC plus 48 hours</span> </span><span id="L-178"><a href="#L-178"><span class="linenos" data-line="178"></span></a><span class="cm"> if today's date is 2023-01-01T00:00:00 then</span> </span><span id="L-179"><a href="#L-179"><span class="linenos" data-line="179"></span></a><span class="cm"> adding 24 hours gives 2023-01-02T00:00:00 – one second more than today</span> </span><span id="L-180"><a href="#L-180"><span class="linenos" data-line="180"></span></a><span class="cm"> adding 24 hours gives 2023-01-03T00:00:00 – one second more than tomorrow</span> </span><span id="L-181"><a href="#L-181"><span class="linenos" data-line="181"></span></a> </span><span id="L-182"><a href="#L-182"><span class="linenos" data-line="182"></span></a><span class="cm">inputs:</span> </span><span id="L-183"><a href="#L-183"><span class="linenos" data-line="183"></span></a><span class="cm"> <y>, <m>, <d> – year, month, day parts of the date from the birxiv or medrxiv identifier</span> </span><span id="L-184"><a href="#L-184"><span class="linenos" data-line="184"></span></a><span class="cm"> <select> 'b' for biorxiv, 'm' for medrxiv; defaults to 'b'</span> </span><span id="L-185"><a href="#L-185"><span class="linenos" data-line="185"></span></a> </span><span id="L-186"><a href="#L-186"><span class="linenos" data-line="186"></span></a><span class="cm">]=]</span> </span><span id="L-187"><a href="#L-187"><span class="linenos" data-line="187"></span></a> </span><span id="L-188"><a href="#L-188"><span class="linenos" data-line="188"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">is_valid_rxiv_date</span> <span class="p">(</span><span class="n">y</span><span class="p">,</span> <span class="n">m</span><span class="p">,</span> <span class="n">d</span><span class="p">,</span> <span class="nb">select</span><span class="p">)</span> </span><span id="L-189"><a href="#L-189"><span class="linenos" data-line="189"></span></a> <span class="kr">if</span> <span class="mi">0</span> <span class="o">==</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="n">m</span><span class="p">)</span> <span class="ow">and</span> <span class="mi">12</span> <span class="o"><</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="n">m</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- <m> must be a number 1–12</span> </span><span id="L-190"><a href="#L-190"><span class="linenos" data-line="190"></span></a> <span class="kr">return</span> <span class="kc">false</span><span class="p">;</span> </span><span id="L-191"><a href="#L-191"><span class="linenos" data-line="191"></span></a> <span class="kr">end</span> </span><span id="L-192"><a href="#L-192"><span class="linenos" data-line="192"></span></a> <span class="kr">if</span> <span class="mi">0</span> <span class="o">==</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="n">d</span><span class="p">)</span> <span class="ow">and</span> <span class="mi">31</span> <span class="o"><</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="n">d</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- <d> must be a number 1–31; TODO: account for month length and leap yer?</span> </span><span id="L-193"><a href="#L-193"><span class="linenos" data-line="193"></span></a> <span class="kr">return</span> <span class="kc">false</span><span class="p">;</span> </span><span id="L-194"><a href="#L-194"><span class="linenos" data-line="194"></span></a> <span class="kr">end</span> </span><span id="L-195"><a href="#L-195"><span class="linenos" data-line="195"></span></a> </span><span id="L-196"><a href="#L-196"><span class="linenos" data-line="196"></span></a> <span class="kd">local</span> <span class="n">rxiv_date</span> <span class="o">=</span> <span class="nb">table.concat</span> <span class="p">({</span><span class="n">y</span><span class="p">,</span> <span class="n">m</span><span class="p">,</span> <span class="n">d</span><span class="p">},</span> <span class="s1">'-'</span><span class="p">);</span> <span class="c1">-- make ymd date string</span> </span><span id="L-197"><a href="#L-197"><span class="linenos" data-line="197"></span></a> <span class="kd">local</span> <span class="n">good1</span><span class="p">,</span> <span class="n">good2</span><span class="p">;</span> </span><span id="L-198"><a href="#L-198"><span class="linenos" data-line="198"></span></a> <span class="kd">local</span> <span class="n">rxiv_ts</span><span class="p">,</span> <span class="n">tomorrow_ts</span><span class="p">;</span> <span class="c1">-- to hold Unix timestamps representing the dates</span> </span><span id="L-199"><a href="#L-199"><span class="linenos" data-line="199"></span></a> <span class="kd">local</span> <span class="n">lang_object</span> <span class="o">=</span> <span class="n">mw</span><span class="p">.</span><span class="n">getContentLanguage</span><span class="p">();</span> </span><span id="L-200"><a href="#L-200"><span class="linenos" data-line="200"></span></a> </span><span id="L-201"><a href="#L-201"><span class="linenos" data-line="201"></span></a> <span class="n">good1</span><span class="p">,</span> <span class="n">rxiv_ts</span> <span class="o">=</span> <span class="nb">pcall</span> <span class="p">(</span><span class="n">lang_object</span><span class="p">.</span><span class="n">formatDate</span><span class="p">,</span> <span class="n">lang_object</span><span class="p">,</span> <span class="s1">'U'</span><span class="p">,</span> <span class="n">rxiv_date</span><span class="p">);</span> <span class="c1">-- convert rxiv_date value to Unix timestamp </span> </span><span id="L-202"><a href="#L-202"><span class="linenos" data-line="202"></span></a> <span class="n">good2</span><span class="p">,</span> <span class="n">tomorrow_ts</span> <span class="o">=</span> <span class="nb">pcall</span> <span class="p">(</span><span class="n">lang_object</span><span class="p">.</span><span class="n">formatDate</span><span class="p">,</span> <span class="n">lang_object</span><span class="p">,</span> <span class="s1">'U'</span><span class="p">,</span> <span class="s1">'today + 2 days'</span> <span class="p">);</span> <span class="c1">-- today midnight + 2 days is one second more than all day tomorrow</span> </span><span id="L-203"><a href="#L-203"><span class="linenos" data-line="203"></span></a> </span><span id="L-204"><a href="#L-204"><span class="linenos" data-line="204"></span></a> <span class="kr">if</span> <span class="n">good1</span> <span class="ow">and</span> <span class="n">good2</span> <span class="kr">then</span> <span class="c1">-- lang.formatDate() returns a timestamp in the local script which tonumber() may not understand</span> </span><span id="L-205"><a href="#L-205"><span class="linenos" data-line="205"></span></a> <span class="n">rxiv_ts</span> <span class="o">=</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="n">rxiv_ts</span><span class="p">)</span> <span class="ow">or</span> <span class="n">lang_object</span><span class="p">:</span><span class="n">parseFormattedNumber</span> <span class="p">(</span><span class="n">rxiv_ts</span><span class="p">);</span> <span class="c1">-- convert to numbers for the comparison;</span> </span><span id="L-206"><a href="#L-206"><span class="linenos" data-line="206"></span></a> <span class="n">tomorrow_ts</span> <span class="o">=</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="n">tomorrow_ts</span><span class="p">)</span> <span class="ow">or</span> <span class="n">lang_object</span><span class="p">:</span><span class="n">parseFormattedNumber</span> <span class="p">(</span><span class="n">tomorrow_ts</span><span class="p">);</span> </span><span id="L-207"><a href="#L-207"><span class="linenos" data-line="207"></span></a> <span class="kr">else</span> </span><span id="L-208"><a href="#L-208"><span class="linenos" data-line="208"></span></a> <span class="kr">return</span> <span class="kc">false</span><span class="p">;</span> <span class="c1">-- one or both failed to convert to Unix timestamp</span> </span><span id="L-209"><a href="#L-209"><span class="linenos" data-line="209"></span></a> <span class="kr">end</span> </span><span id="L-210"><a href="#L-210"><span class="linenos" data-line="210"></span></a> </span><span id="L-211"><a href="#L-211"><span class="linenos" data-line="211"></span></a> <span class="kd">local</span> <span class="n">limit_ts</span> <span class="o">=</span> <span class="p">((</span><span class="nb">select</span> <span class="ow">and</span> <span class="p">(</span><span class="s1">'m'</span> <span class="o">==</span> <span class="nb">select</span><span class="p">))</span> <span class="ow">and</span> <span class="mi">1577836800</span><span class="p">)</span> <span class="ow">or</span> <span class="mi">1576022400</span><span class="p">;</span> <span class="c1">-- choose the appropriate limit timesatmp</span> </span><span id="L-212"><a href="#L-212"><span class="linenos" data-line="212"></span></a> </span><span id="L-213"><a href="#L-213"><span class="linenos" data-line="213"></span></a> <span class="kr">return</span> <span class="p">((</span><span class="n">limit_ts</span> <span class="o"><=</span> <span class="n">rxiv_ts</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span><span class="n">rxiv_ts</span> <span class="o"><</span> <span class="n">tomorrow_ts</span><span class="p">))</span> <span class="c1">-- limit_ts <= rxiv_date < tomorrow's date</span> </span><span id="L-214"><a href="#L-214"><span class="linenos" data-line="214"></span></a><span class="kr">end</span> </span><span id="L-215"><a href="#L-215"><span class="linenos" data-line="215"></span></a> </span><span id="L-216"><a href="#L-216"><span class="linenos" data-line="216"></span></a> </span><span id="L-217"><a href="#L-217"><span class="linenos" data-line="217"></span></a><span class="cm">--[[--------------------------< IS _ V A L I D _ I S X N >-----------------------------------------------------</span> </span><span id="L-218"><a href="#L-218"><span class="linenos" data-line="218"></span></a> </span><span id="L-219"><a href="#L-219"><span class="linenos" data-line="219"></span></a><span class="cm">ISBN-10 and ISSN validator code calculates checksum across all ISBN/ISSN digits including the check digit.</span> </span><span id="L-220"><a href="#L-220"><span class="linenos" data-line="220"></span></a><span class="cm">ISBN-13 is checked in isbn().</span> </span><span id="L-221"><a href="#L-221"><span class="linenos" data-line="221"></span></a> </span><span id="L-222"><a href="#L-222"><span class="linenos" data-line="222"></span></a><span class="cm">If the number is valid the result will be 0. Before calling this function, ISBN/ISSN must be checked for length</span> </span><span id="L-223"><a href="#L-223"><span class="linenos" data-line="223"></span></a><span class="cm">and stripped of dashes, spaces and other non-ISxN characters.</span> </span><span id="L-224"><a href="#L-224"><span class="linenos" data-line="224"></span></a> </span><span id="L-225"><a href="#L-225"><span class="linenos" data-line="225"></span></a><span class="cm">]]</span> </span><span id="L-226"><a href="#L-226"><span class="linenos" data-line="226"></span></a> </span><span id="L-227"><a href="#L-227"><span class="linenos" data-line="227"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">is_valid_isxn</span> <span class="p">(</span><span class="n">isxn_str</span><span class="p">,</span> <span class="n">len</span><span class="p">)</span> </span><span id="L-228"><a href="#L-228"><span class="linenos" data-line="228"></span></a> <span class="kd">local</span> <span class="n">temp</span> <span class="o">=</span> <span class="mi">0</span><span class="p">;</span> </span><span id="L-229"><a href="#L-229"><span class="linenos" data-line="229"></span></a> <span class="n">isxn_str</span> <span class="o">=</span> <span class="p">{</span> <span class="n">isxn_str</span><span class="p">:</span><span class="n">byte</span><span class="p">(</span><span class="mi">1</span><span class="p">,</span> <span class="n">len</span><span class="p">)</span> <span class="p">};</span> <span class="c1">-- make a table of byte values '0' → 0x30 .. '9' → 0x39, 'X' → 0x58</span> </span><span id="L-230"><a href="#L-230"><span class="linenos" data-line="230"></span></a> <span class="n">len</span> <span class="o">=</span> <span class="n">len</span> <span class="o">+</span> <span class="mi">1</span><span class="p">;</span> <span class="c1">-- adjust to be a loop counter</span> </span><span id="L-231"><a href="#L-231"><span class="linenos" data-line="231"></span></a> <span class="kr">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">v</span> <span class="kr">in</span> <span class="nb">ipairs</span> <span class="p">(</span><span class="n">isxn_str</span><span class="p">)</span> <span class="kr">do</span> <span class="c1">-- loop through all of the bytes and calculate the checksum</span> </span><span id="L-232"><a href="#L-232"><span class="linenos" data-line="232"></span></a> <span class="kr">if</span> <span class="n">v</span> <span class="o">==</span> <span class="nb">string.byte</span> <span class="p">(</span><span class="s2">"X"</span> <span class="p">)</span> <span class="kr">then</span> <span class="c1">-- if checkdigit is X (compares the byte value of 'X' which is 0x58)</span> </span><span id="L-233"><a href="#L-233"><span class="linenos" data-line="233"></span></a> <span class="n">temp</span> <span class="o">=</span> <span class="n">temp</span> <span class="o">+</span> <span class="mi">10</span> <span class="o">*</span> <span class="p">(</span><span class="n">len</span> <span class="o">-</span> <span class="n">i</span><span class="p">);</span> <span class="c1">-- it represents 10 decimal</span> </span><span id="L-234"><a href="#L-234"><span class="linenos" data-line="234"></span></a> <span class="kr">else</span> </span><span id="L-235"><a href="#L-235"><span class="linenos" data-line="235"></span></a> <span class="n">temp</span> <span class="o">=</span> <span class="n">temp</span> <span class="o">+</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="nb">string.char</span> <span class="p">(</span><span class="n">v</span><span class="p">)</span> <span class="p">)</span><span class="o">*</span><span class="p">(</span><span class="n">len</span><span class="o">-</span><span class="n">i</span><span class="p">);</span> </span><span id="L-236"><a href="#L-236"><span class="linenos" data-line="236"></span></a> <span class="kr">end</span> </span><span id="L-237"><a href="#L-237"><span class="linenos" data-line="237"></span></a> <span class="kr">end</span> </span><span id="L-238"><a href="#L-238"><span class="linenos" data-line="238"></span></a> <span class="kr">return</span> <span class="n">temp</span> <span class="o">%</span> <span class="mi">11</span> <span class="o">==</span> <span class="mi">0</span><span class="p">;</span> <span class="c1">-- returns true if calculation result is zero</span> </span><span id="L-239"><a href="#L-239"><span class="linenos" data-line="239"></span></a><span class="kr">end</span> </span><span id="L-240"><a href="#L-240"><span class="linenos" data-line="240"></span></a> </span><span id="L-241"><a href="#L-241"><span class="linenos" data-line="241"></span></a> </span><span id="L-242"><a href="#L-242"><span class="linenos" data-line="242"></span></a><span class="cm">--[[--------------------------< IS _ V A L I D _ I S X N _ 1 3 >-----------------------------------------------</span> </span><span id="L-243"><a href="#L-243"><span class="linenos" data-line="243"></span></a> </span><span id="L-244"><a href="#L-244"><span class="linenos" data-line="244"></span></a><span class="cm">ISBN-13 and ISMN validator code calculates checksum across all 13 ISBN/ISMN digits including the check digit.</span> </span><span id="L-245"><a href="#L-245"><span class="linenos" data-line="245"></span></a><span class="cm">If the number is valid, the result will be 0. Before calling this function, ISBN-13/ISMN must be checked for length</span> </span><span id="L-246"><a href="#L-246"><span class="linenos" data-line="246"></span></a><span class="cm">and stripped of dashes, spaces and other non-ISxN-13 characters.</span> </span><span id="L-247"><a href="#L-247"><span class="linenos" data-line="247"></span></a> </span><span id="L-248"><a href="#L-248"><span class="linenos" data-line="248"></span></a><span class="cm">]]</span> </span><span id="L-249"><a href="#L-249"><span class="linenos" data-line="249"></span></a> </span><span id="L-250"><a href="#L-250"><span class="linenos" data-line="250"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">is_valid_isxn_13</span> <span class="p">(</span><span class="n">isxn_str</span><span class="p">)</span> </span><span id="L-251"><a href="#L-251"><span class="linenos" data-line="251"></span></a> <span class="kd">local</span> <span class="n">temp</span><span class="o">=</span><span class="mi">0</span><span class="p">;</span> </span><span id="L-252"><a href="#L-252"><span class="linenos" data-line="252"></span></a> </span><span id="L-253"><a href="#L-253"><span class="linenos" data-line="253"></span></a> <span class="n">isxn_str</span> <span class="o">=</span> <span class="p">{</span> <span class="n">isxn_str</span><span class="p">:</span><span class="n">byte</span><span class="p">(</span><span class="mi">1</span><span class="p">,</span> <span class="mi">13</span><span class="p">)</span> <span class="p">};</span> <span class="c1">-- make a table of byte values '0' → 0x30 .. '9' → 0x39</span> </span><span id="L-254"><a href="#L-254"><span class="linenos" data-line="254"></span></a> <span class="kr">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">v</span> <span class="kr">in</span> <span class="nb">ipairs</span> <span class="p">(</span><span class="n">isxn_str</span><span class="p">)</span> <span class="kr">do</span> </span><span id="L-255"><a href="#L-255"><span class="linenos" data-line="255"></span></a> <span class="n">temp</span> <span class="o">=</span> <span class="n">temp</span> <span class="o">+</span> <span class="p">(</span><span class="mi">3</span> <span class="o">-</span> <span class="mi">2</span><span class="o">*</span><span class="p">(</span><span class="n">i</span> <span class="o">%</span> <span class="mi">2</span><span class="p">))</span> <span class="o">*</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="nb">string.char</span> <span class="p">(</span><span class="n">v</span><span class="p">)</span> <span class="p">);</span> <span class="c1">-- multiply odd index digits by 1, even index digits by 3 and sum; includes check digit</span> </span><span id="L-256"><a href="#L-256"><span class="linenos" data-line="256"></span></a> <span class="kr">end</span> </span><span id="L-257"><a href="#L-257"><span class="linenos" data-line="257"></span></a> <span class="kr">return</span> <span class="n">temp</span> <span class="o">%</span> <span class="mi">10</span> <span class="o">==</span> <span class="mi">0</span><span class="p">;</span> <span class="c1">-- sum modulo 10 is zero when ISBN-13/ISMN is correct</span> </span><span id="L-258"><a href="#L-258"><span class="linenos" data-line="258"></span></a><span class="kr">end</span> </span><span id="L-259"><a href="#L-259"><span class="linenos" data-line="259"></span></a> </span><span id="L-260"><a href="#L-260"><span class="linenos" data-line="260"></span></a> </span><span id="L-261"><a href="#L-261"><span class="linenos" data-line="261"></span></a><span class="cm">--[[--------------------------< N O R M A L I Z E _ L C C N >--------------------------------------------------</span> </span><span id="L-262"><a href="#L-262"><span class="linenos" data-line="262"></span></a> </span><span id="L-263"><a href="#L-263"><span class="linenos" data-line="263"></span></a><span class="cm">LCCN normalization (https://www.loc.gov/marc/lccn-namespace.html#normalization)</span> </span><span id="L-264"><a href="#L-264"><span class="linenos" data-line="264"></span></a><span class="cm">1. Remove all blanks.</span> </span><span id="L-265"><a href="#L-265"><span class="linenos" data-line="265"></span></a><span class="cm">2. If there is a forward slash (/) in the string, remove it, and remove all characters to the right of the forward slash.</span> </span><span id="L-266"><a href="#L-266"><span class="linenos" data-line="266"></span></a><span class="cm">3. If there is a hyphen in the string:</span> </span><span id="L-267"><a href="#L-267"><span class="linenos" data-line="267"></span></a><span class="cm"> a. Remove it.</span> </span><span id="L-268"><a href="#L-268"><span class="linenos" data-line="268"></span></a><span class="cm"> b. Inspect the substring following (to the right of) the (removed) hyphen. Then (and assuming that steps 1 and 2 have been carried out):</span> </span><span id="L-269"><a href="#L-269"><span class="linenos" data-line="269"></span></a><span class="cm"> 1. All these characters should be digits, and there should be six or less. (not done in this function)</span> </span><span id="L-270"><a href="#L-270"><span class="linenos" data-line="270"></span></a><span class="cm"> 2. If the length of the substring is less than 6, left-fill the substring with zeroes until the length is six.</span> </span><span id="L-271"><a href="#L-271"><span class="linenos" data-line="271"></span></a> </span><span id="L-272"><a href="#L-272"><span class="linenos" data-line="272"></span></a><span class="cm">Returns a normalized LCCN for lccn() to validate. There is no error checking (step 3.b.1) performed in this function.</span> </span><span id="L-273"><a href="#L-273"><span class="linenos" data-line="273"></span></a> </span><span id="L-274"><a href="#L-274"><span class="linenos" data-line="274"></span></a><span class="cm">]]</span> </span><span id="L-275"><a href="#L-275"><span class="linenos" data-line="275"></span></a> </span><span id="L-276"><a href="#L-276"><span class="linenos" data-line="276"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">normalize_lccn</span> <span class="p">(</span><span class="n">lccn</span><span class="p">)</span> </span><span id="L-277"><a href="#L-277"><span class="linenos" data-line="277"></span></a> <span class="n">lccn</span> <span class="o">=</span> <span class="n">lccn</span><span class="p">:</span><span class="n">gsub</span> <span class="p">(</span><span class="s2">"%s"</span><span class="p">,</span> <span class="s2">""</span><span class="p">);</span> <span class="c1">-- 1. strip whitespace</span> </span><span id="L-278"><a href="#L-278"><span class="linenos" data-line="278"></span></a> </span><span id="L-279"><a href="#L-279"><span class="linenos" data-line="279"></span></a> <span class="kr">if</span> <span class="kc">nil</span> <span class="o">~=</span> <span class="nb">string.find</span> <span class="p">(</span><span class="n">lccn</span><span class="p">,</span> <span class="s1">'/'</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-280"><a href="#L-280"><span class="linenos" data-line="280"></span></a> <span class="n">lccn</span> <span class="o">=</span> <span class="n">lccn</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="s2">"(.-)/"</span><span class="p">);</span> <span class="c1">-- 2. remove forward slash and all character to the right of it</span> </span><span id="L-281"><a href="#L-281"><span class="linenos" data-line="281"></span></a> <span class="kr">end</span> </span><span id="L-282"><a href="#L-282"><span class="linenos" data-line="282"></span></a> </span><span id="L-283"><a href="#L-283"><span class="linenos" data-line="283"></span></a> <span class="kd">local</span> <span class="n">prefix</span> </span><span id="L-284"><a href="#L-284"><span class="linenos" data-line="284"></span></a> <span class="kd">local</span> <span class="n">suffix</span> </span><span id="L-285"><a href="#L-285"><span class="linenos" data-line="285"></span></a> <span class="n">prefix</span><span class="p">,</span> <span class="n">suffix</span> <span class="o">=</span> <span class="n">lccn</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="s2">"(.+)%-(.+)"</span><span class="p">);</span> <span class="c1">-- 3.a remove hyphen by splitting the string into prefix and suffix</span> </span><span id="L-286"><a href="#L-286"><span class="linenos" data-line="286"></span></a> </span><span id="L-287"><a href="#L-287"><span class="linenos" data-line="287"></span></a> <span class="kr">if</span> <span class="kc">nil</span> <span class="o">~=</span> <span class="n">suffix</span> <span class="kr">then</span> <span class="c1">-- if there was a hyphen</span> </span><span id="L-288"><a href="#L-288"><span class="linenos" data-line="288"></span></a> <span class="n">suffix</span> <span class="o">=</span> <span class="nb">string.rep</span><span class="p">(</span><span class="s2">"0"</span><span class="p">,</span> <span class="mi">6</span><span class="o">-</span><span class="nb">string.len</span> <span class="p">(</span><span class="n">suffix</span><span class="p">))</span> <span class="o">..</span> <span class="n">suffix</span><span class="p">;</span> <span class="c1">-- 3.b.2 left fill the suffix with 0s if suffix length less than 6</span> </span><span id="L-289"><a href="#L-289"><span class="linenos" data-line="289"></span></a> <span class="n">lccn</span> <span class="o">=</span> <span class="n">prefix</span><span class="o">..</span><span class="n">suffix</span><span class="p">;</span> <span class="c1">-- reassemble the LCCN</span> </span><span id="L-290"><a href="#L-290"><span class="linenos" data-line="290"></span></a> <span class="kr">end</span> </span><span id="L-291"><a href="#L-291"><span class="linenos" data-line="291"></span></a> </span><span id="L-292"><a href="#L-292"><span class="linenos" data-line="292"></span></a> <span class="kr">return</span> <span class="n">lccn</span><span class="p">;</span> </span><span id="L-293"><a href="#L-293"><span class="linenos" data-line="293"></span></a> <span class="kr">end</span> </span><span id="L-294"><a href="#L-294"><span class="linenos" data-line="294"></span></a> </span><span id="L-295"><a href="#L-295"><span class="linenos" data-line="295"></span></a> </span><span id="L-296"><a href="#L-296"><span class="linenos" data-line="296"></span></a><span class="c1">--============================<< I D E N T I F I E R F U N C T I O N S >>====================================</span> </span><span id="L-297"><a href="#L-297"><span class="linenos" data-line="297"></span></a> </span><span id="L-298"><a href="#L-298"><span class="linenos" data-line="298"></span></a><span class="cm">--[[--------------------------< A R X I V >--------------------------------------------------------------------</span> </span><span id="L-299"><a href="#L-299"><span class="linenos" data-line="299"></span></a> </span><span id="L-300"><a href="#L-300"><span class="linenos" data-line="300"></span></a><span class="cm">See: https://arxiv.org/help/arxiv_identifier</span> </span><span id="L-301"><a href="#L-301"><span class="linenos" data-line="301"></span></a> </span><span id="L-302"><a href="#L-302"><span class="linenos" data-line="302"></span></a><span class="cm">format and error check arXiv identifier. There are three valid forms of the identifier:</span> </span><span id="L-303"><a href="#L-303"><span class="linenos" data-line="303"></span></a><span class="cm">the first form, valid only between date codes 9107 and 0703, is:</span> </span><span id="L-304"><a href="#L-304"><span class="linenos" data-line="304"></span></a><span class="cm"> arXiv:<archive>.<class>/<date code><number><version></span> </span><span id="L-305"><a href="#L-305"><span class="linenos" data-line="305"></span></a><span class="cm">where:</span> </span><span id="L-306"><a href="#L-306"><span class="linenos" data-line="306"></span></a><span class="cm"> <archive> is a string of alpha characters - may be hyphenated; no other punctuation</span> </span><span id="L-307"><a href="#L-307"><span class="linenos" data-line="307"></span></a><span class="cm"> <class> is a string of alpha characters - may be hyphenated; no other punctuation; not the same as |class= parameter which is not supported in this form</span> </span><span id="L-308"><a href="#L-308"><span class="linenos" data-line="308"></span></a><span class="cm"> <date code> is four digits in the form YYMM where YY is the last two digits of the four-digit year and MM is the month number January = 01</span> </span><span id="L-309"><a href="#L-309"><span class="linenos" data-line="309"></span></a><span class="cm"> first digit of YY for this form can only 9 and 0</span> </span><span id="L-310"><a href="#L-310"><span class="linenos" data-line="310"></span></a><span class="cm"> <number> is a three-digit number</span> </span><span id="L-311"><a href="#L-311"><span class="linenos" data-line="311"></span></a><span class="cm"> <version> is a 1 or more digit number preceded with a lowercase v; no spaces (undocumented)</span> </span><span id="L-312"><a href="#L-312"><span class="linenos" data-line="312"></span></a><span class="cm"> </span> </span><span id="L-313"><a href="#L-313"><span class="linenos" data-line="313"></span></a><span class="cm">the second form, valid from April 2007 through December 2014 is:</span> </span><span id="L-314"><a href="#L-314"><span class="linenos" data-line="314"></span></a><span class="cm"> arXiv:<date code>.<number><version></span> </span><span id="L-315"><a href="#L-315"><span class="linenos" data-line="315"></span></a><span class="cm">where:</span> </span><span id="L-316"><a href="#L-316"><span class="linenos" data-line="316"></span></a><span class="cm"> <date code> is four digits in the form YYMM where YY is the last two digits of the four-digit year and MM is the month number January = 01</span> </span><span id="L-317"><a href="#L-317"><span class="linenos" data-line="317"></span></a><span class="cm"> <number> is a four-digit number</span> </span><span id="L-318"><a href="#L-318"><span class="linenos" data-line="318"></span></a><span class="cm"> <version> is a 1 or more digit number preceded with a lowercase v; no spaces</span> </span><span id="L-319"><a href="#L-319"><span class="linenos" data-line="319"></span></a> </span><span id="L-320"><a href="#L-320"><span class="linenos" data-line="320"></span></a><span class="cm">the third form, valid from January 2015 is:</span> </span><span id="L-321"><a href="#L-321"><span class="linenos" data-line="321"></span></a><span class="cm"> arXiv:<date code>.<number><version></span> </span><span id="L-322"><a href="#L-322"><span class="linenos" data-line="322"></span></a><span class="cm">where:</span> </span><span id="L-323"><a href="#L-323"><span class="linenos" data-line="323"></span></a><span class="cm"> <date code> and <version> are as defined for 0704-1412</span> </span><span id="L-324"><a href="#L-324"><span class="linenos" data-line="324"></span></a><span class="cm"> <number> is a five-digit number</span> </span><span id="L-325"><a href="#L-325"><span class="linenos" data-line="325"></span></a> </span><span id="L-326"><a href="#L-326"><span class="linenos" data-line="326"></span></a><span class="cm">]]</span> </span><span id="L-327"><a href="#L-327"><span class="linenos" data-line="327"></span></a> </span><span id="L-328"><a href="#L-328"><span class="linenos" data-line="328"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">arxiv</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-329"><a href="#L-329"><span class="linenos" data-line="329"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-330"><a href="#L-330"><span class="linenos" data-line="330"></span></a> <span class="kd">local</span> <span class="n">class</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">Class</span><span class="p">;</span> <span class="c1">-- TODO: lowercase?</span> </span><span id="L-331"><a href="#L-331"><span class="linenos" data-line="331"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-332"><a href="#L-332"><span class="linenos" data-line="332"></span></a> <span class="kd">local</span> <span class="n">year</span><span class="p">,</span> <span class="n">month</span><span class="p">,</span> <span class="n">version</span><span class="p">;</span> </span><span id="L-333"><a href="#L-333"><span class="linenos" data-line="333"></span></a> <span class="kd">local</span> <span class="n">err_msg</span> <span class="o">=</span> <span class="kc">false</span><span class="p">;</span> <span class="c1">-- assume no error message</span> </span><span id="L-334"><a href="#L-334"><span class="linenos" data-line="334"></span></a> <span class="kd">local</span> <span class="n">text</span><span class="p">;</span> <span class="c1">-- output text</span> </span><span id="L-335"><a href="#L-335"><span class="linenos" data-line="335"></span></a> </span><span id="L-336"><a href="#L-336"><span class="linenos" data-line="336"></span></a> <span class="kr">if</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s2">"^%a[%a%.%-]+/[90]%d[01]%d%d%d%d$"</span><span class="p">)</span> <span class="ow">or</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s2">"^%a[%a%.%-]+/[90]%d[01]%d%d%d%dv%d+$"</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- test for the 9107-0703 format with or without version</span> </span><span id="L-337"><a href="#L-337"><span class="linenos" data-line="337"></span></a> <span class="n">year</span><span class="p">,</span> <span class="n">month</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s2">"^%a[%a%.%-]+/([90]%d)([01]%d)%d%d%d[v%d]*$"</span><span class="p">);</span> </span><span id="L-338"><a href="#L-338"><span class="linenos" data-line="338"></span></a> <span class="n">year</span> <span class="o">=</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="n">year</span><span class="p">);</span> </span><span id="L-339"><a href="#L-339"><span class="linenos" data-line="339"></span></a> <span class="n">month</span> <span class="o">=</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="n">month</span><span class="p">);</span> </span><span id="L-340"><a href="#L-340"><span class="linenos" data-line="340"></span></a> <span class="kr">if</span> <span class="p">((</span><span class="ow">not</span> <span class="p">(</span><span class="mi">90</span> <span class="o"><</span> <span class="n">year</span> <span class="ow">or</span> <span class="mi">8</span> <span class="o">></span> <span class="n">year</span><span class="p">))</span> <span class="ow">or</span> <span class="p">(</span><span class="mi">1</span> <span class="o">></span> <span class="n">month</span> <span class="ow">or</span> <span class="mi">12</span> <span class="o"><</span> <span class="n">month</span><span class="p">))</span> <span class="ow">or</span> <span class="c1">-- if invalid year or invalid month</span> </span><span id="L-341"><a href="#L-341"><span class="linenos" data-line="341"></span></a> <span class="p">((</span><span class="mi">91</span> <span class="o">==</span> <span class="n">year</span> <span class="ow">and</span> <span class="mi">7</span> <span class="o">></span> <span class="n">month</span><span class="p">)</span> <span class="ow">or</span> <span class="p">(</span><span class="mi">7</span> <span class="o">==</span> <span class="n">year</span> <span class="ow">and</span> <span class="mi">3</span> <span class="o"><</span> <span class="n">month</span><span class="p">))</span> <span class="kr">then</span> <span class="c1">-- if years ok, are starting and ending months ok?</span> </span><span id="L-342"><a href="#L-342"><span class="linenos" data-line="342"></span></a> <span class="n">err_msg</span> <span class="o">=</span> <span class="kc">true</span><span class="p">;</span> <span class="c1">-- flag for error message</span> </span><span id="L-343"><a href="#L-343"><span class="linenos" data-line="343"></span></a> <span class="kr">end</span> </span><span id="L-344"><a href="#L-344"><span class="linenos" data-line="344"></span></a> </span><span id="L-345"><a href="#L-345"><span class="linenos" data-line="345"></span></a> <span class="kr">elseif</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s2">"^%d%d[01]%d%.%d%d%d%d$"</span><span class="p">)</span> <span class="ow">or</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s2">"^%d%d[01]%d%.%d%d%d%dv%d+$"</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- test for the 0704-1412 with or without version</span> </span><span id="L-346"><a href="#L-346"><span class="linenos" data-line="346"></span></a> <span class="n">year</span><span class="p">,</span> <span class="n">month</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s2">"^(%d%d)([01]%d)%.%d%d%d%d[v%d]*$"</span><span class="p">);</span> </span><span id="L-347"><a href="#L-347"><span class="linenos" data-line="347"></span></a> <span class="n">year</span> <span class="o">=</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="n">year</span><span class="p">);</span> </span><span id="L-348"><a href="#L-348"><span class="linenos" data-line="348"></span></a> <span class="n">month</span> <span class="o">=</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="n">month</span><span class="p">);</span> </span><span id="L-349"><a href="#L-349"><span class="linenos" data-line="349"></span></a> <span class="kr">if</span> <span class="p">((</span><span class="mi">7</span> <span class="o">></span> <span class="n">year</span><span class="p">)</span> <span class="ow">or</span> <span class="p">(</span><span class="mi">14</span> <span class="o"><</span> <span class="n">year</span><span class="p">)</span> <span class="ow">or</span> <span class="p">(</span><span class="mi">1</span> <span class="o">></span> <span class="n">month</span> <span class="ow">or</span> <span class="mi">12</span> <span class="o"><</span> <span class="n">month</span><span class="p">))</span> <span class="ow">or</span> <span class="c1">-- is year invalid or is month invalid? (doesn't test for future years)</span> </span><span id="L-350"><a href="#L-350"><span class="linenos" data-line="350"></span></a> <span class="p">((</span><span class="mi">7</span> <span class="o">==</span> <span class="n">year</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span><span class="mi">4</span> <span class="o">></span> <span class="n">month</span><span class="p">))</span> <span class="kr">then</span> <span class="c1">-- when year is 07, is month invalid (before April)?</span> </span><span id="L-351"><a href="#L-351"><span class="linenos" data-line="351"></span></a> <span class="n">err_msg</span> <span class="o">=</span> <span class="kc">true</span><span class="p">;</span> <span class="c1">-- flag for error message</span> </span><span id="L-352"><a href="#L-352"><span class="linenos" data-line="352"></span></a> <span class="kr">end</span> </span><span id="L-353"><a href="#L-353"><span class="linenos" data-line="353"></span></a> </span><span id="L-354"><a href="#L-354"><span class="linenos" data-line="354"></span></a> <span class="kr">elseif</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s2">"^%d%d[01]%d%.%d%d%d%d%d$"</span><span class="p">)</span> <span class="ow">or</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s2">"^%d%d[01]%d%.%d%d%d%d%dv%d+$"</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- test for the 1501- format with or without version</span> </span><span id="L-355"><a href="#L-355"><span class="linenos" data-line="355"></span></a> <span class="n">year</span><span class="p">,</span> <span class="n">month</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s2">"^(%d%d)([01]%d)%.%d%d%d%d%d[v%d]*$"</span><span class="p">);</span> </span><span id="L-356"><a href="#L-356"><span class="linenos" data-line="356"></span></a> <span class="n">year</span> <span class="o">=</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="n">year</span><span class="p">);</span> </span><span id="L-357"><a href="#L-357"><span class="linenos" data-line="357"></span></a> <span class="n">month</span> <span class="o">=</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="n">month</span><span class="p">);</span> </span><span id="L-358"><a href="#L-358"><span class="linenos" data-line="358"></span></a> <span class="kr">if</span> <span class="p">((</span><span class="mi">15</span> <span class="o">></span> <span class="n">year</span><span class="p">)</span> <span class="ow">or</span> <span class="p">(</span><span class="mi">1</span> <span class="o">></span> <span class="n">month</span> <span class="ow">or</span> <span class="mi">12</span> <span class="o"><</span> <span class="n">month</span><span class="p">))</span> <span class="kr">then</span> <span class="c1">-- is year invalid or is month invalid? (doesn't test for future years)</span> </span><span id="L-359"><a href="#L-359"><span class="linenos" data-line="359"></span></a> <span class="n">err_msg</span> <span class="o">=</span> <span class="kc">true</span><span class="p">;</span> <span class="c1">-- flag for error message</span> </span><span id="L-360"><a href="#L-360"><span class="linenos" data-line="360"></span></a> <span class="kr">end</span> </span><span id="L-361"><a href="#L-361"><span class="linenos" data-line="361"></span></a> </span><span id="L-362"><a href="#L-362"><span class="linenos" data-line="362"></span></a> <span class="kr">else</span> </span><span id="L-363"><a href="#L-363"><span class="linenos" data-line="363"></span></a> <span class="n">err_msg</span> <span class="o">=</span> <span class="kc">true</span><span class="p">;</span> <span class="c1">-- not a recognized format; flag for error message</span> </span><span id="L-364"><a href="#L-364"><span class="linenos" data-line="364"></span></a> <span class="kr">end</span> </span><span id="L-365"><a href="#L-365"><span class="linenos" data-line="365"></span></a> </span><span id="L-366"><a href="#L-366"><span class="linenos" data-line="366"></span></a> <span class="kr">if</span> <span class="n">err_msg</span> <span class="kr">then</span> </span><span id="L-367"><a href="#L-367"><span class="linenos" data-line="367"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'ARXIV'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-368"><a href="#L-368"><span class="linenos" data-line="368"></span></a> <span class="kr">end</span> </span><span id="L-369"><a href="#L-369"><span class="linenos" data-line="369"></span></a> </span><span id="L-370"><a href="#L-370"><span class="linenos" data-line="370"></span></a> <span class="kd">local</span> <span class="n">err_msg_t</span> <span class="o">=</span> <span class="p">{};</span> </span><span id="L-371"><a href="#L-371"><span class="linenos" data-line="371"></span></a> <span class="kr">if</span> <span class="n">err_msg</span> <span class="kr">then</span> </span><span id="L-372"><a href="#L-372"><span class="linenos" data-line="372"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_arxiv'</span><span class="p">);</span> </span><span id="L-373"><a href="#L-373"><span class="linenos" data-line="373"></span></a> <span class="kr">end</span> </span><span id="L-374"><a href="#L-374"><span class="linenos" data-line="374"></span></a> </span><span id="L-375"><a href="#L-375"><span class="linenos" data-line="375"></span></a> <span class="n">text</span> <span class="o">=</span> <span class="n">external_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">q</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">q</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> </span><span id="L-376"><a href="#L-376"><span class="linenos" data-line="376"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">id</span> <span class="o">=</span> <span class="n">id</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">,</span> <span class="n">encode</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">encode</span><span class="p">,</span> <span class="n">access</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">access</span><span class="p">});</span> </span><span id="L-377"><a href="#L-377"><span class="linenos" data-line="377"></span></a> </span><span id="L-378"><a href="#L-378"><span class="linenos" data-line="378"></span></a> <span class="kr">if</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">class</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-379"><a href="#L-379"><span class="linenos" data-line="379"></span></a> <span class="kr">if</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="s1">'^%d+'</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-380"><a href="#L-380"><span class="linenos" data-line="380"></span></a> <span class="n">text</span> <span class="o">=</span> <span class="nb">table.concat</span> <span class="p">({</span><span class="n">text</span><span class="p">,</span> <span class="s1">' [[https://arxiv.org/archive/'</span><span class="p">,</span> <span class="n">class</span><span class="p">,</span> <span class="s1">' '</span><span class="p">,</span> <span class="n">class</span><span class="p">,</span> <span class="s1">']]'</span><span class="p">});</span> <span class="c1">-- external link within square brackets, not wikilink</span> </span><span id="L-381"><a href="#L-381"><span class="linenos" data-line="381"></span></a> <span class="kr">else</span> </span><span id="L-382"><a href="#L-382"><span class="linenos" data-line="382"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_class_ignored'</span><span class="p">);</span> </span><span id="L-383"><a href="#L-383"><span class="linenos" data-line="383"></span></a> <span class="kr">end</span> </span><span id="L-384"><a href="#L-384"><span class="linenos" data-line="384"></span></a> <span class="kr">end</span> </span><span id="L-385"><a href="#L-385"><span class="linenos" data-line="385"></span></a> </span><span id="L-386"><a href="#L-386"><span class="linenos" data-line="386"></span></a> <span class="kr">return</span> <span class="n">text</span><span class="p">;</span> </span><span id="L-387"><a href="#L-387"><span class="linenos" data-line="387"></span></a><span class="kr">end</span> </span><span id="L-388"><a href="#L-388"><span class="linenos" data-line="388"></span></a> </span><span id="L-389"><a href="#L-389"><span class="linenos" data-line="389"></span></a> </span><span id="L-390"><a href="#L-390"><span class="linenos" data-line="390"></span></a><span class="cm">--[[--------------------------< B I B C O D E >--------------------------------------------------------------------</span> </span><span id="L-391"><a href="#L-391"><span class="linenos" data-line="391"></span></a> </span><span id="L-392"><a href="#L-392"><span class="linenos" data-line="392"></span></a><span class="cm">Validates (sort of) and formats a bibcode ID.</span> </span><span id="L-393"><a href="#L-393"><span class="linenos" data-line="393"></span></a> </span><span id="L-394"><a href="#L-394"><span class="linenos" data-line="394"></span></a><span class="cm">Format for bibcodes is specified here: https://adsabs.harvard.edu/abs_doc/help_pages/data.html#bibcodes</span> </span><span id="L-395"><a href="#L-395"><span class="linenos" data-line="395"></span></a> </span><span id="L-396"><a href="#L-396"><span class="linenos" data-line="396"></span></a><span class="cm">But, this: 2015arXiv151206696F is apparently valid so apparently, the only things that really matter are length, 19 characters</span> </span><span id="L-397"><a href="#L-397"><span class="linenos" data-line="397"></span></a><span class="cm">and first four digits must be a year. This function makes these tests:</span> </span><span id="L-398"><a href="#L-398"><span class="linenos" data-line="398"></span></a><span class="cm"> length must be 19 characters</span> </span><span id="L-399"><a href="#L-399"><span class="linenos" data-line="399"></span></a><span class="cm"> characters in position</span> </span><span id="L-400"><a href="#L-400"><span class="linenos" data-line="400"></span></a><span class="cm"> 1–4 must be digits and must represent a year in the range of 1000 – next year</span> </span><span id="L-401"><a href="#L-401"><span class="linenos" data-line="401"></span></a><span class="cm"> 5 must be a letter</span> </span><span id="L-402"><a href="#L-402"><span class="linenos" data-line="402"></span></a><span class="cm"> 6–8 must be letter, digit, ampersand, or dot (ampersand cannot directly precede a dot; &. )</span> </span><span id="L-403"><a href="#L-403"><span class="linenos" data-line="403"></span></a><span class="cm"> 9–18 must be letter, digit, or dot</span> </span><span id="L-404"><a href="#L-404"><span class="linenos" data-line="404"></span></a><span class="cm"> 19 must be a letter or dot</span> </span><span id="L-405"><a href="#L-405"><span class="linenos" data-line="405"></span></a> </span><span id="L-406"><a href="#L-406"><span class="linenos" data-line="406"></span></a><span class="cm">]]</span> </span><span id="L-407"><a href="#L-407"><span class="linenos" data-line="407"></span></a> </span><span id="L-408"><a href="#L-408"><span class="linenos" data-line="408"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">bibcode</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-409"><a href="#L-409"><span class="linenos" data-line="409"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-410"><a href="#L-410"><span class="linenos" data-line="410"></span></a> <span class="kd">local</span> <span class="n">access</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">access</span><span class="p">;</span> </span><span id="L-411"><a href="#L-411"><span class="linenos" data-line="411"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-412"><a href="#L-412"><span class="linenos" data-line="412"></span></a> <span class="kd">local</span> <span class="n">ignore_invalid</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">accept</span><span class="p">;</span> </span><span id="L-413"><a href="#L-413"><span class="linenos" data-line="413"></span></a> <span class="kd">local</span> <span class="n">err_type</span><span class="p">;</span> </span><span id="L-414"><a href="#L-414"><span class="linenos" data-line="414"></span></a> <span class="kd">local</span> <span class="n">err_msg</span> <span class="o">=</span> <span class="s1">''</span><span class="p">;</span> </span><span id="L-415"><a href="#L-415"><span class="linenos" data-line="415"></span></a> <span class="kd">local</span> <span class="n">year</span><span class="p">;</span> </span><span id="L-416"><a href="#L-416"><span class="linenos" data-line="416"></span></a> </span><span id="L-417"><a href="#L-417"><span class="linenos" data-line="417"></span></a> <span class="kd">local</span> <span class="n">text</span> <span class="o">=</span> <span class="n">external_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">q</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">q</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> </span><span id="L-418"><a href="#L-418"><span class="linenos" data-line="418"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">id</span> <span class="o">=</span> <span class="n">id</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">,</span> <span class="n">encode</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">encode</span><span class="p">,</span> </span><span id="L-419"><a href="#L-419"><span class="linenos" data-line="419"></span></a> <span class="n">access</span> <span class="o">=</span> <span class="n">access</span><span class="p">});</span> </span><span id="L-420"><a href="#L-420"><span class="linenos" data-line="420"></span></a> </span><span id="L-421"><a href="#L-421"><span class="linenos" data-line="421"></span></a> <span class="kr">if</span> <span class="mi">19</span> <span class="o">~=</span> <span class="n">id</span><span class="p">:</span><span class="n">len</span><span class="p">()</span> <span class="kr">then</span> </span><span id="L-422"><a href="#L-422"><span class="linenos" data-line="422"></span></a> <span class="n">err_type</span> <span class="o">=</span> <span class="n">cfg</span><span class="p">.</span><span class="n">err_msg_supl</span><span class="p">.</span><span class="n">length</span><span class="p">;</span> </span><span id="L-423"><a href="#L-423"><span class="linenos" data-line="423"></span></a> <span class="kr">else</span> </span><span id="L-424"><a href="#L-424"><span class="linenos" data-line="424"></span></a> <span class="n">year</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="s2">"^(%d%d%d%d)[%a][%w&%.][%w&%.][%w&%.][%w.]+[%a%.]$"</span><span class="p">);</span> </span><span id="L-425"><a href="#L-425"><span class="linenos" data-line="425"></span></a> <span class="kr">if</span> <span class="ow">not</span> <span class="n">year</span> <span class="kr">then</span> <span class="c1">-- if nil then no pattern match</span> </span><span id="L-426"><a href="#L-426"><span class="linenos" data-line="426"></span></a> <span class="n">err_type</span> <span class="o">=</span> <span class="n">cfg</span><span class="p">.</span><span class="n">err_msg_supl</span><span class="p">.</span><span class="n">value</span><span class="p">;</span> <span class="c1">-- so value error</span> </span><span id="L-427"><a href="#L-427"><span class="linenos" data-line="427"></span></a> <span class="kr">else</span> </span><span id="L-428"><a href="#L-428"><span class="linenos" data-line="428"></span></a> <span class="kd">local</span> <span class="n">next_year</span> <span class="o">=</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="nb">os.date</span> <span class="p">(</span><span class="s1">'%Y'</span><span class="p">))</span> <span class="o">+</span> <span class="mi">1</span><span class="p">;</span> <span class="c1">-- get the current year as a number and add one for next year</span> </span><span id="L-429"><a href="#L-429"><span class="linenos" data-line="429"></span></a> <span class="n">year</span> <span class="o">=</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="n">year</span><span class="p">);</span> <span class="c1">-- convert year portion of bibcode to a number</span> </span><span id="L-430"><a href="#L-430"><span class="linenos" data-line="430"></span></a> <span class="kr">if</span> <span class="p">(</span><span class="mi">1000</span> <span class="o">></span> <span class="n">year</span><span class="p">)</span> <span class="ow">or</span> <span class="p">(</span><span class="n">year</span> <span class="o">></span> <span class="n">next_year</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-431"><a href="#L-431"><span class="linenos" data-line="431"></span></a> <span class="n">err_type</span> <span class="o">=</span> <span class="n">cfg</span><span class="p">.</span><span class="n">err_msg_supl</span><span class="p">.</span><span class="n">year</span><span class="p">;</span> <span class="c1">-- year out of bounds</span> </span><span id="L-432"><a href="#L-432"><span class="linenos" data-line="432"></span></a> <span class="kr">end</span> </span><span id="L-433"><a href="#L-433"><span class="linenos" data-line="433"></span></a> <span class="kr">if</span> <span class="n">id</span><span class="p">:</span><span class="n">find</span><span class="p">(</span><span class="s1">'&%.'</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-434"><a href="#L-434"><span class="linenos" data-line="434"></span></a> <span class="n">err_type</span> <span class="o">=</span> <span class="n">cfg</span><span class="p">.</span><span class="n">err_msg_supl</span><span class="p">.</span><span class="n">journal</span><span class="p">;</span> <span class="c1">-- journal abbreviation must not have '&.' (if it does it's missing a letter)</span> </span><span id="L-435"><a href="#L-435"><span class="linenos" data-line="435"></span></a> <span class="kr">end</span> </span><span id="L-436"><a href="#L-436"><span class="linenos" data-line="436"></span></a> <span class="kr">if</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="s1">'.........%.tmp%.'</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- temporary bibcodes when positions 10–14 are '.tmp.'</span> </span><span id="L-437"><a href="#L-437"><span class="linenos" data-line="437"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'maint_bibcode'</span><span class="p">);</span> </span><span id="L-438"><a href="#L-438"><span class="linenos" data-line="438"></span></a> <span class="kr">end</span> </span><span id="L-439"><a href="#L-439"><span class="linenos" data-line="439"></span></a> <span class="kr">end</span> </span><span id="L-440"><a href="#L-440"><span class="linenos" data-line="440"></span></a> <span class="kr">end</span> </span><span id="L-441"><a href="#L-441"><span class="linenos" data-line="441"></span></a> </span><span id="L-442"><a href="#L-442"><span class="linenos" data-line="442"></span></a> <span class="kr">if</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">err_type</span><span class="p">)</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">ignore_invalid</span> <span class="kr">then</span> <span class="c1">-- if there was an error detected and accept-as-written markup not used</span> </span><span id="L-443"><a href="#L-443"><span class="linenos" data-line="443"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_bibcode'</span><span class="p">,</span> <span class="p">{</span><span class="n">err_type</span><span class="p">});</span> </span><span id="L-444"><a href="#L-444"><span class="linenos" data-line="444"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'BIBCODE'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-445"><a href="#L-445"><span class="linenos" data-line="445"></span></a> <span class="kr">end</span> </span><span id="L-446"><a href="#L-446"><span class="linenos" data-line="446"></span></a> </span><span id="L-447"><a href="#L-447"><span class="linenos" data-line="447"></span></a> <span class="kr">return</span> <span class="n">text</span><span class="p">;</span> </span><span id="L-448"><a href="#L-448"><span class="linenos" data-line="448"></span></a><span class="kr">end</span> </span><span id="L-449"><a href="#L-449"><span class="linenos" data-line="449"></span></a> </span><span id="L-450"><a href="#L-450"><span class="linenos" data-line="450"></span></a> </span><span id="L-451"><a href="#L-451"><span class="linenos" data-line="451"></span></a><span class="cm">--[[--------------------------< B I O R X I V >-----------------------------------------------------------------</span> </span><span id="L-452"><a href="#L-452"><span class="linenos" data-line="452"></span></a> </span><span id="L-453"><a href="#L-453"><span class="linenos" data-line="453"></span></a><span class="cm">Format bioRxiv ID and do simple error checking. Before 2019-12-11, biorXiv IDs were 10.1101/ followed by exactly</span> </span><span id="L-454"><a href="#L-454"><span class="linenos" data-line="454"></span></a><span class="cm">6 digits. After 2019-12-11, biorXiv IDs retained the six-digit identifier but prefixed that with a yyyy.mm.dd. </span> </span><span id="L-455"><a href="#L-455"><span class="linenos" data-line="455"></span></a><span class="cm">date and suffixed with an optional version identifier.</span> </span><span id="L-456"><a href="#L-456"><span class="linenos" data-line="456"></span></a> </span><span id="L-457"><a href="#L-457"><span class="linenos" data-line="457"></span></a><span class="cm">The bioRxiv ID is the string of characters:</span> </span><span id="L-458"><a href="#L-458"><span class="linenos" data-line="458"></span></a><span class="cm"> https://doi.org/10.1101/078733 -> 10.1101/078733</span> </span><span id="L-459"><a href="#L-459"><span class="linenos" data-line="459"></span></a><span class="cm">or a date followed by a six-digit number followed by an optional version indicator 'v' and one or more digits:</span> </span><span id="L-460"><a href="#L-460"><span class="linenos" data-line="460"></span></a><span class="cm"> https://www.biorxiv.org/content/10.1101/2019.12.11.123456v2 -> 10.1101/2019.12.11.123456v2</span> </span><span id="L-461"><a href="#L-461"><span class="linenos" data-line="461"></span></a><span class="cm"> </span> </span><span id="L-462"><a href="#L-462"><span class="linenos" data-line="462"></span></a><span class="cm">see https://www.biorxiv.org/about-biorxiv</span> </span><span id="L-463"><a href="#L-463"><span class="linenos" data-line="463"></span></a> </span><span id="L-464"><a href="#L-464"><span class="linenos" data-line="464"></span></a><span class="cm">]]</span> </span><span id="L-465"><a href="#L-465"><span class="linenos" data-line="465"></span></a> </span><span id="L-466"><a href="#L-466"><span class="linenos" data-line="466"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">biorxiv</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-467"><a href="#L-467"><span class="linenos" data-line="467"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-468"><a href="#L-468"><span class="linenos" data-line="468"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-469"><a href="#L-469"><span class="linenos" data-line="469"></span></a> <span class="kd">local</span> <span class="n">err_msg</span> <span class="o">=</span> <span class="kc">true</span><span class="p">;</span> <span class="c1">-- flag; assume that there will be an error</span> </span><span id="L-470"><a href="#L-470"><span class="linenos" data-line="470"></span></a> </span><span id="L-471"><a href="#L-471"><span class="linenos" data-line="471"></span></a> <span class="kd">local</span> <span class="n">patterns</span> <span class="o">=</span> <span class="p">{</span> </span><span id="L-472"><a href="#L-472"><span class="linenos" data-line="472"></span></a> <span class="s1">'^10%.1101/%d%d%d%d%d%d$'</span><span class="p">,</span> <span class="c1">-- simple 6-digit identifier (before 2019-12-11)</span> </span><span id="L-473"><a href="#L-473"><span class="linenos" data-line="473"></span></a> <span class="s1">'^10%.1101/(20%d%d)%.(%d%d)%.(%d%d)%.%d%d%d%d%d%dv%d+$'</span><span class="p">,</span> <span class="c1">-- y.m.d. date + 6-digit identifier + version (after 2019-12-11)</span> </span><span id="L-474"><a href="#L-474"><span class="linenos" data-line="474"></span></a> <span class="s1">'^10%.1101/(20%d%d)%.(%d%d)%.(%d%d)%.%d%d%d%d%d%d$'</span><span class="p">,</span> <span class="c1">-- y.m.d. date + 6-digit identifier (after 2019-12-11)</span> </span><span id="L-475"><a href="#L-475"><span class="linenos" data-line="475"></span></a> <span class="p">}</span> </span><span id="L-476"><a href="#L-476"><span class="linenos" data-line="476"></span></a> </span><span id="L-477"><a href="#L-477"><span class="linenos" data-line="477"></span></a> <span class="kr">for</span> <span class="n">_</span><span class="p">,</span> <span class="n">pattern</span> <span class="kr">in</span> <span class="nb">ipairs</span> <span class="p">(</span><span class="n">patterns</span><span class="p">)</span> <span class="kr">do</span> <span class="c1">-- spin through the patterns looking for a match</span> </span><span id="L-478"><a href="#L-478"><span class="linenos" data-line="478"></span></a> <span class="kr">if</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="n">pattern</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-479"><a href="#L-479"><span class="linenos" data-line="479"></span></a> <span class="kd">local</span> <span class="n">y</span><span class="p">,</span> <span class="n">m</span><span class="p">,</span> <span class="n">d</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="n">pattern</span><span class="p">);</span> <span class="c1">-- found a match, attempt to get year, month and date from the identifier</span> </span><span id="L-480"><a href="#L-480"><span class="linenos" data-line="480"></span></a> </span><span id="L-481"><a href="#L-481"><span class="linenos" data-line="481"></span></a> <span class="kr">if</span> <span class="n">m</span> <span class="kr">then</span> <span class="c1">-- m is nil when id is the six-digit form</span> </span><span id="L-482"><a href="#L-482"><span class="linenos" data-line="482"></span></a> <span class="kr">if</span> <span class="ow">not</span> <span class="n">is_valid_rxiv_date</span> <span class="p">(</span><span class="n">y</span><span class="p">,</span> <span class="n">m</span><span class="p">,</span> <span class="n">d</span><span class="p">,</span> <span class="s1">'b'</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- validate the encoded date; 'b' for biorxiv limit</span> </span><span id="L-483"><a href="#L-483"><span class="linenos" data-line="483"></span></a> <span class="kr">break</span><span class="p">;</span> <span class="c1">-- date fail; break out early so we don't unset the error message</span> </span><span id="L-484"><a href="#L-484"><span class="linenos" data-line="484"></span></a> <span class="kr">end</span> </span><span id="L-485"><a href="#L-485"><span class="linenos" data-line="485"></span></a> <span class="kr">end</span> </span><span id="L-486"><a href="#L-486"><span class="linenos" data-line="486"></span></a> <span class="n">err_msg</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- we found a match so unset the error message</span> </span><span id="L-487"><a href="#L-487"><span class="linenos" data-line="487"></span></a> <span class="kr">break</span><span class="p">;</span> <span class="c1">-- and done</span> </span><span id="L-488"><a href="#L-488"><span class="linenos" data-line="488"></span></a> <span class="kr">end</span> </span><span id="L-489"><a href="#L-489"><span class="linenos" data-line="489"></span></a> <span class="kr">end</span> <span class="c1">-- err_cat remains set here when no match</span> </span><span id="L-490"><a href="#L-490"><span class="linenos" data-line="490"></span></a> </span><span id="L-491"><a href="#L-491"><span class="linenos" data-line="491"></span></a> <span class="kr">if</span> <span class="n">err_msg</span> <span class="kr">then</span> </span><span id="L-492"><a href="#L-492"><span class="linenos" data-line="492"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'BIORXIV'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-493"><a href="#L-493"><span class="linenos" data-line="493"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_biorxiv'</span><span class="p">);</span> <span class="c1">-- and set the error message</span> </span><span id="L-494"><a href="#L-494"><span class="linenos" data-line="494"></span></a> <span class="kr">end</span> </span><span id="L-495"><a href="#L-495"><span class="linenos" data-line="495"></span></a> </span><span id="L-496"><a href="#L-496"><span class="linenos" data-line="496"></span></a> <span class="kr">return</span> <span class="n">external_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">q</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">q</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> </span><span id="L-497"><a href="#L-497"><span class="linenos" data-line="497"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">id</span> <span class="o">=</span> <span class="n">id</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">,</span> </span><span id="L-498"><a href="#L-498"><span class="linenos" data-line="498"></span></a> <span class="n">encode</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">encode</span><span class="p">,</span> <span class="n">access</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">access</span><span class="p">});</span> </span><span id="L-499"><a href="#L-499"><span class="linenos" data-line="499"></span></a><span class="kr">end</span> </span><span id="L-500"><a href="#L-500"><span class="linenos" data-line="500"></span></a> </span><span id="L-501"><a href="#L-501"><span class="linenos" data-line="501"></span></a> </span><span id="L-502"><a href="#L-502"><span class="linenos" data-line="502"></span></a><span class="cm">--[[--------------------------< C I T E S E E R X >------------------------------------------------------------</span> </span><span id="L-503"><a href="#L-503"><span class="linenos" data-line="503"></span></a> </span><span id="L-504"><a href="#L-504"><span class="linenos" data-line="504"></span></a><span class="cm">CiteSeerX use their own notion of "doi" (not to be confused with the identifiers resolved via doi.org).</span> </span><span id="L-505"><a href="#L-505"><span class="linenos" data-line="505"></span></a> </span><span id="L-506"><a href="#L-506"><span class="linenos" data-line="506"></span></a><span class="cm">The description of the structure of this identifier can be found at Help_talk:Citation_Style_1/Archive_26#CiteSeerX_id_structure</span> </span><span id="L-507"><a href="#L-507"><span class="linenos" data-line="507"></span></a> </span><span id="L-508"><a href="#L-508"><span class="linenos" data-line="508"></span></a><span class="cm">]]</span> </span><span id="L-509"><a href="#L-509"><span class="linenos" data-line="509"></span></a> </span><span id="L-510"><a href="#L-510"><span class="linenos" data-line="510"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">citeseerx</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-511"><a href="#L-511"><span class="linenos" data-line="511"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-512"><a href="#L-512"><span class="linenos" data-line="512"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-513"><a href="#L-513"><span class="linenos" data-line="513"></span></a> <span class="kd">local</span> <span class="n">matched</span><span class="p">;</span> </span><span id="L-514"><a href="#L-514"><span class="linenos" data-line="514"></span></a> </span><span id="L-515"><a href="#L-515"><span class="linenos" data-line="515"></span></a> <span class="kd">local</span> <span class="n">text</span> <span class="o">=</span> <span class="n">external_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">q</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">q</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> </span><span id="L-516"><a href="#L-516"><span class="linenos" data-line="516"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">id</span> <span class="o">=</span> <span class="n">id</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">,</span> <span class="n">encode</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">encode</span><span class="p">,</span> </span><span id="L-517"><a href="#L-517"><span class="linenos" data-line="517"></span></a> <span class="n">access</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">access</span><span class="p">});</span> </span><span id="L-518"><a href="#L-518"><span class="linenos" data-line="518"></span></a> </span><span id="L-519"><a href="#L-519"><span class="linenos" data-line="519"></span></a> <span class="n">matched</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="s2">"^10%.1%.1%.[1-9]%d?%d?%d?%.[1-9]%d?%d?%d?$"</span><span class="p">);</span> </span><span id="L-520"><a href="#L-520"><span class="linenos" data-line="520"></span></a> <span class="kr">if</span> <span class="ow">not</span> <span class="n">matched</span> <span class="kr">then</span> </span><span id="L-521"><a href="#L-521"><span class="linenos" data-line="521"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_citeseerx'</span> <span class="p">);</span> </span><span id="L-522"><a href="#L-522"><span class="linenos" data-line="522"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'CITESEERX'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-523"><a href="#L-523"><span class="linenos" data-line="523"></span></a> <span class="kr">end</span> </span><span id="L-524"><a href="#L-524"><span class="linenos" data-line="524"></span></a> </span><span id="L-525"><a href="#L-525"><span class="linenos" data-line="525"></span></a> <span class="kr">return</span> <span class="n">text</span><span class="p">;</span> </span><span id="L-526"><a href="#L-526"><span class="linenos" data-line="526"></span></a><span class="kr">end</span> </span><span id="L-527"><a href="#L-527"><span class="linenos" data-line="527"></span></a> </span><span id="L-528"><a href="#L-528"><span class="linenos" data-line="528"></span></a> </span><span id="L-529"><a href="#L-529"><span class="linenos" data-line="529"></span></a><span class="cm">--[[--------------------------< D O I >------------------------------------------------------------------------</span> </span><span id="L-530"><a href="#L-530"><span class="linenos" data-line="530"></span></a> </span><span id="L-531"><a href="#L-531"><span class="linenos" data-line="531"></span></a><span class="cm">Formats a DOI and checks for DOI errors.</span> </span><span id="L-532"><a href="#L-532"><span class="linenos" data-line="532"></span></a> </span><span id="L-533"><a href="#L-533"><span class="linenos" data-line="533"></span></a><span class="cm">DOI names contain two parts: prefix and suffix separated by a forward slash.</span> </span><span id="L-534"><a href="#L-534"><span class="linenos" data-line="534"></span></a><span class="cm"> Prefix: directory indicator '10.' followed by a registrant code</span> </span><span id="L-535"><a href="#L-535"><span class="linenos" data-line="535"></span></a><span class="cm"> Suffix: character string of any length chosen by the registrant</span> </span><span id="L-536"><a href="#L-536"><span class="linenos" data-line="536"></span></a> </span><span id="L-537"><a href="#L-537"><span class="linenos" data-line="537"></span></a><span class="cm">This function checks a DOI name for: prefix/suffix. If the DOI name contains spaces or endashes, or, if it ends</span> </span><span id="L-538"><a href="#L-538"><span class="linenos" data-line="538"></span></a><span class="cm">with a period or a comma, this function will emit a bad_doi error message.</span> </span><span id="L-539"><a href="#L-539"><span class="linenos" data-line="539"></span></a> </span><span id="L-540"><a href="#L-540"><span class="linenos" data-line="540"></span></a><span class="cm">DOI names are case-insensitive and can incorporate any printable Unicode characters so the test for spaces, endash,</span> </span><span id="L-541"><a href="#L-541"><span class="linenos" data-line="541"></span></a><span class="cm">and terminal punctuation may not be technically correct but it appears, that in practice these characters are rarely</span> </span><span id="L-542"><a href="#L-542"><span class="linenos" data-line="542"></span></a><span class="cm">if ever used in DOI names.</span> </span><span id="L-543"><a href="#L-543"><span class="linenos" data-line="543"></span></a> </span><span id="L-544"><a href="#L-544"><span class="linenos" data-line="544"></span></a><span class="cm">https://www.doi.org/doi_handbook/2_Numbering.html -- 2.2 Syntax of a DOI name</span> </span><span id="L-545"><a href="#L-545"><span class="linenos" data-line="545"></span></a><span class="cm">https://www.doi.org/doi_handbook/2_Numbering.html#2.2.2 -- 2.2.2 DOI prefix</span> </span><span id="L-546"><a href="#L-546"><span class="linenos" data-line="546"></span></a> </span><span id="L-547"><a href="#L-547"><span class="linenos" data-line="547"></span></a><span class="cm">]]</span> </span><span id="L-548"><a href="#L-548"><span class="linenos" data-line="548"></span></a> </span><span id="L-549"><a href="#L-549"><span class="linenos" data-line="549"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">doi</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-550"><a href="#L-550"><span class="linenos" data-line="550"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-551"><a href="#L-551"><span class="linenos" data-line="551"></span></a> <span class="kd">local</span> <span class="n">inactive</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">DoiBroken</span> </span><span id="L-552"><a href="#L-552"><span class="linenos" data-line="552"></span></a> <span class="kd">local</span> <span class="n">access</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">access</span><span class="p">;</span> </span><span id="L-553"><a href="#L-553"><span class="linenos" data-line="553"></span></a> <span class="kd">local</span> <span class="n">ignore_invalid</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">accept</span><span class="p">;</span> </span><span id="L-554"><a href="#L-554"><span class="linenos" data-line="554"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-555"><a href="#L-555"><span class="linenos" data-line="555"></span></a> <span class="kd">local</span> <span class="n">err_flag</span><span class="p">;</span> </span><span id="L-556"><a href="#L-556"><span class="linenos" data-line="556"></span></a> </span><span id="L-557"><a href="#L-557"><span class="linenos" data-line="557"></span></a> <span class="kd">local</span> <span class="n">text</span><span class="p">;</span> </span><span id="L-558"><a href="#L-558"><span class="linenos" data-line="558"></span></a> <span class="kr">if</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">inactive</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-559"><a href="#L-559"><span class="linenos" data-line="559"></span></a> <span class="kd">local</span> <span class="n">inactive_year</span> <span class="o">=</span> <span class="n">inactive</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s2">"%d%d%d%d"</span><span class="p">);</span> <span class="c1">-- try to get the year portion from the inactive date</span> </span><span id="L-560"><a href="#L-560"><span class="linenos" data-line="560"></span></a> <span class="kd">local</span> <span class="n">inactive_month</span><span class="p">,</span> <span class="n">good</span><span class="p">;</span> </span><span id="L-561"><a href="#L-561"><span class="linenos" data-line="561"></span></a> </span><span id="L-562"><a href="#L-562"><span class="linenos" data-line="562"></span></a> <span class="kr">if</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">inactive_year</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-563"><a href="#L-563"><span class="linenos" data-line="563"></span></a> <span class="kr">if</span> <span class="mi">4</span> <span class="o"><</span> <span class="n">inactive</span><span class="p">:</span><span class="n">len</span><span class="p">()</span> <span class="kr">then</span> <span class="c1">-- inactive date has more than just a year (could be anything)</span> </span><span id="L-564"><a href="#L-564"><span class="linenos" data-line="564"></span></a> <span class="kd">local</span> <span class="n">lang_obj</span> <span class="o">=</span> <span class="n">mw</span><span class="p">.</span><span class="n">getContentLanguage</span><span class="p">();</span> <span class="c1">-- get a language object for this wiki</span> </span><span id="L-565"><a href="#L-565"><span class="linenos" data-line="565"></span></a> <span class="n">good</span><span class="p">,</span> <span class="n">inactive_month</span> <span class="o">=</span> <span class="nb">pcall</span> <span class="p">(</span><span class="n">lang_obj</span><span class="p">.</span><span class="n">formatDate</span><span class="p">,</span> <span class="n">lang_obj</span><span class="p">,</span> <span class="s1">'F'</span><span class="p">,</span> <span class="n">inactive</span><span class="p">);</span> <span class="c1">-- try to get the month name from the inactive date</span> </span><span id="L-566"><a href="#L-566"><span class="linenos" data-line="566"></span></a> <span class="kr">if</span> <span class="ow">not</span> <span class="n">good</span> <span class="kr">then</span> </span><span id="L-567"><a href="#L-567"><span class="linenos" data-line="567"></span></a> <span class="n">inactive_month</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- something went wrong so make sure this is unset</span> </span><span id="L-568"><a href="#L-568"><span class="linenos" data-line="568"></span></a> <span class="kr">end</span> </span><span id="L-569"><a href="#L-569"><span class="linenos" data-line="569"></span></a> <span class="kr">end</span> </span><span id="L-570"><a href="#L-570"><span class="linenos" data-line="570"></span></a> <span class="kr">end</span> <span class="c1">-- otherwise, |doi-broken-date= has something but it isn't a date</span> </span><span id="L-571"><a href="#L-571"><span class="linenos" data-line="571"></span></a> </span><span id="L-572"><a href="#L-572"><span class="linenos" data-line="572"></span></a> <span class="kr">if</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">inactive_year</span><span class="p">)</span> <span class="ow">and</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">inactive_month</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-573"><a href="#L-573"><span class="linenos" data-line="573"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'maint_doi_inactive_dated'</span><span class="p">,</span> <span class="p">{</span><span class="n">inactive_year</span><span class="p">,</span> <span class="n">inactive_month</span><span class="p">,</span> <span class="s1">' '</span><span class="p">});</span> </span><span id="L-574"><a href="#L-574"><span class="linenos" data-line="574"></span></a> <span class="kr">elseif</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">inactive_year</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-575"><a href="#L-575"><span class="linenos" data-line="575"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'maint_doi_inactive_dated'</span><span class="p">,</span> <span class="p">{</span><span class="n">inactive_year</span><span class="p">,</span> <span class="s1">''</span><span class="p">,</span> <span class="s1">''</span><span class="p">});</span> </span><span id="L-576"><a href="#L-576"><span class="linenos" data-line="576"></span></a> <span class="kr">else</span> </span><span id="L-577"><a href="#L-577"><span class="linenos" data-line="577"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'maint_doi_inactive'</span><span class="p">);</span> </span><span id="L-578"><a href="#L-578"><span class="linenos" data-line="578"></span></a> <span class="kr">end</span> </span><span id="L-579"><a href="#L-579"><span class="linenos" data-line="579"></span></a> <span class="n">inactive</span> <span class="o">=</span> <span class="s2">" ("</span> <span class="o">..</span> <span class="n">cfg</span><span class="p">.</span><span class="n">messages</span><span class="p">[</span><span class="s1">'inactive'</span><span class="p">]</span> <span class="o">..</span> <span class="s1">' '</span> <span class="o">..</span> <span class="n">inactive</span> <span class="o">..</span> <span class="s1">')'</span><span class="p">;</span> </span><span id="L-580"><a href="#L-580"><span class="linenos" data-line="580"></span></a> <span class="kr">end</span> </span><span id="L-581"><a href="#L-581"><span class="linenos" data-line="581"></span></a> </span><span id="L-582"><a href="#L-582"><span class="linenos" data-line="582"></span></a> <span class="kd">local</span> <span class="n">registrant</span> <span class="o">=</span> <span class="n">mw</span><span class="p">.</span><span class="n">ustring</span><span class="p">.</span><span class="n">match</span> <span class="p">(</span><span class="n">id</span><span class="p">,</span> <span class="s1">'^10%.([^/]+)/[^%s–]-[^%.,]$'</span><span class="p">);</span> <span class="c1">-- registrant set when DOI has the proper basic form</span> </span><span id="L-583"><a href="#L-583"><span class="linenos" data-line="583"></span></a> </span><span id="L-584"><a href="#L-584"><span class="linenos" data-line="584"></span></a> <span class="kd">local</span> <span class="n">registrant_err_patterns</span> <span class="o">=</span> <span class="p">{</span> <span class="c1">-- these patterns are for code ranges that are not supported </span> </span><span id="L-585"><a href="#L-585"><span class="linenos" data-line="585"></span></a> <span class="s1">'^[^1-3]%d%d%d%d%.%d+$'</span><span class="p">,</span> <span class="c1">-- 5 digits with subcode (0xxxx, 40000+); accepts: 10000–39999</span> </span><span id="L-586"><a href="#L-586"><span class="linenos" data-line="586"></span></a> <span class="s1">'^[^1-6]%d%d%d%d$'</span><span class="p">,</span> <span class="c1">-- 5 digits without subcode (0xxxx, 60000+); accepts: 10000–69999</span> </span><span id="L-587"><a href="#L-587"><span class="linenos" data-line="587"></span></a> <span class="s1">'^[^1-9]%d%d%d%.%d+$'</span><span class="p">,</span> <span class="c1">-- 4 digits with subcode (0xxx); accepts: 1000–9999</span> </span><span id="L-588"><a href="#L-588"><span class="linenos" data-line="588"></span></a> <span class="s1">'^[^1-9]%d%d%d$'</span><span class="p">,</span> <span class="c1">-- 4 digits without subcode (0xxx); accepts: 1000–9999</span> </span><span id="L-589"><a href="#L-589"><span class="linenos" data-line="589"></span></a> <span class="s1">'^%d%d%d%d%d%d+'</span><span class="p">,</span> <span class="c1">-- 6 or more digits</span> </span><span id="L-590"><a href="#L-590"><span class="linenos" data-line="590"></span></a> <span class="s1">'^%d%d?%d?$'</span><span class="p">,</span> <span class="c1">-- less than 4 digits without subcode (3 digits with subcode is legitimate)</span> </span><span id="L-591"><a href="#L-591"><span class="linenos" data-line="591"></span></a> <span class="s1">'^%d%d?%.[%d%.]+'</span><span class="p">,</span> <span class="c1">-- 1 or 2 digits with subcode</span> </span><span id="L-592"><a href="#L-592"><span class="linenos" data-line="592"></span></a> <span class="s1">'^5555$'</span><span class="p">,</span> <span class="c1">-- test registrant will never resolve</span> </span><span id="L-593"><a href="#L-593"><span class="linenos" data-line="593"></span></a> <span class="s1">'[^%d%.]'</span><span class="p">,</span> <span class="c1">-- any character that isn't a digit or a dot</span> </span><span id="L-594"><a href="#L-594"><span class="linenos" data-line="594"></span></a> <span class="p">}</span> </span><span id="L-595"><a href="#L-595"><span class="linenos" data-line="595"></span></a> </span><span id="L-596"><a href="#L-596"><span class="linenos" data-line="596"></span></a> <span class="kr">if</span> <span class="ow">not</span> <span class="n">ignore_invalid</span> <span class="kr">then</span> </span><span id="L-597"><a href="#L-597"><span class="linenos" data-line="597"></span></a> <span class="kr">if</span> <span class="n">registrant</span> <span class="kr">then</span> <span class="c1">-- when DOI has proper form</span> </span><span id="L-598"><a href="#L-598"><span class="linenos" data-line="598"></span></a> <span class="kr">for</span> <span class="n">i</span><span class="p">,</span> <span class="n">pattern</span> <span class="kr">in</span> <span class="nb">ipairs</span> <span class="p">(</span><span class="n">registrant_err_patterns</span><span class="p">)</span> <span class="kr">do</span> <span class="c1">-- spin through error patterns</span> </span><span id="L-599"><a href="#L-599"><span class="linenos" data-line="599"></span></a> <span class="kr">if</span> <span class="n">registrant</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="n">pattern</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- to validate registrant codes</span> </span><span id="L-600"><a href="#L-600"><span class="linenos" data-line="600"></span></a> <span class="n">err_flag</span> <span class="o">=</span> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_doi'</span><span class="p">);</span> <span class="c1">-- when found, mark this DOI as bad</span> </span><span id="L-601"><a href="#L-601"><span class="linenos" data-line="601"></span></a> <span class="kr">break</span><span class="p">;</span> <span class="c1">-- and done</span> </span><span id="L-602"><a href="#L-602"><span class="linenos" data-line="602"></span></a> <span class="kr">end</span> </span><span id="L-603"><a href="#L-603"><span class="linenos" data-line="603"></span></a> <span class="kr">end</span> </span><span id="L-604"><a href="#L-604"><span class="linenos" data-line="604"></span></a> <span class="kr">else</span> </span><span id="L-605"><a href="#L-605"><span class="linenos" data-line="605"></span></a> <span class="n">err_flag</span> <span class="o">=</span> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_doi'</span><span class="p">);</span> <span class="c1">-- invalid directory or malformed</span> </span><span id="L-606"><a href="#L-606"><span class="linenos" data-line="606"></span></a> <span class="kr">end</span> </span><span id="L-607"><a href="#L-607"><span class="linenos" data-line="607"></span></a> <span class="kr">else</span> </span><span id="L-608"><a href="#L-608"><span class="linenos" data-line="608"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'maint_doi_ignore'</span><span class="p">);</span> </span><span id="L-609"><a href="#L-609"><span class="linenos" data-line="609"></span></a> <span class="kr">end</span> </span><span id="L-610"><a href="#L-610"><span class="linenos" data-line="610"></span></a> </span><span id="L-611"><a href="#L-611"><span class="linenos" data-line="611"></span></a> <span class="kr">if</span> <span class="n">err_flag</span> <span class="kr">then</span> </span><span id="L-612"><a href="#L-612"><span class="linenos" data-line="612"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'DOI'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-613"><a href="#L-613"><span class="linenos" data-line="613"></span></a> <span class="kr">else</span> </span><span id="L-614"><a href="#L-614"><span class="linenos" data-line="614"></span></a> <span class="kr">if</span> <span class="ow">not</span> <span class="n">access</span> <span class="ow">and</span> <span class="n">cfg</span><span class="p">.</span><span class="n">known_free_doi_registrants_t</span><span class="p">[</span><span class="n">registrant</span><span class="p">]</span> <span class="kr">then</span> <span class="c1">-- |doi-access=free not set and <registrant> is known to be free</span> </span><span id="L-615"><a href="#L-615"><span class="linenos" data-line="615"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'maint_doi_unflagged_free'</span><span class="p">);</span> <span class="c1">-- set a maint cat</span> </span><span id="L-616"><a href="#L-616"><span class="linenos" data-line="616"></span></a> <span class="kr">end</span> </span><span id="L-617"><a href="#L-617"><span class="linenos" data-line="617"></span></a> <span class="kr">end</span> </span><span id="L-618"><a href="#L-618"><span class="linenos" data-line="618"></span></a> </span><span id="L-619"><a href="#L-619"><span class="linenos" data-line="619"></span></a> <span class="n">text</span> <span class="o">=</span> <span class="n">external_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">q</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">q</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> </span><span id="L-620"><a href="#L-620"><span class="linenos" data-line="620"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">id</span> <span class="o">=</span> <span class="n">id</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">,</span> <span class="n">encode</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">encode</span><span class="p">,</span> <span class="n">access</span> <span class="o">=</span> <span class="n">access</span><span class="p">,</span> </span><span id="L-621"><a href="#L-621"><span class="linenos" data-line="621"></span></a> <span class="n">auto_link</span> <span class="o">=</span> <span class="ow">not</span> <span class="p">(</span><span class="n">err_flag</span> <span class="ow">or</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">inactive</span><span class="p">)</span> <span class="ow">or</span> <span class="n">ignore_invalid</span><span class="p">)</span> <span class="ow">and</span> <span class="s1">'doi'</span> <span class="ow">or</span> <span class="kc">nil</span> <span class="c1">-- do not auto-link when |doi-broken-date= has a value or when there is a DOI error or (to play it safe, after all, auto-linking is not essential) when invalid DOIs are ignored</span> </span><span id="L-622"><a href="#L-622"><span class="linenos" data-line="622"></span></a> <span class="p">})</span> <span class="o">..</span> <span class="p">(</span><span class="n">inactive</span> <span class="ow">or</span> <span class="s1">''</span><span class="p">);</span> </span><span id="L-623"><a href="#L-623"><span class="linenos" data-line="623"></span></a> </span><span id="L-624"><a href="#L-624"><span class="linenos" data-line="624"></span></a> <span class="kr">return</span> <span class="n">text</span><span class="p">;</span> </span><span id="L-625"><a href="#L-625"><span class="linenos" data-line="625"></span></a><span class="kr">end</span> </span><span id="L-626"><a href="#L-626"><span class="linenos" data-line="626"></span></a> </span><span id="L-627"><a href="#L-627"><span class="linenos" data-line="627"></span></a> </span><span id="L-628"><a href="#L-628"><span class="linenos" data-line="628"></span></a><span class="cm">--[[--------------------------< H D L >------------------------------------------------------------------------</span> </span><span id="L-629"><a href="#L-629"><span class="linenos" data-line="629"></span></a> </span><span id="L-630"><a href="#L-630"><span class="linenos" data-line="630"></span></a><span class="cm">Formats an HDL with minor error checking.</span> </span><span id="L-631"><a href="#L-631"><span class="linenos" data-line="631"></span></a> </span><span id="L-632"><a href="#L-632"><span class="linenos" data-line="632"></span></a><span class="cm">HDL names contain two parts: prefix and suffix separated by a forward slash.</span> </span><span id="L-633"><a href="#L-633"><span class="linenos" data-line="633"></span></a><span class="cm"> Prefix: character string using any character in the UCS-2 character set except '/'</span> </span><span id="L-634"><a href="#L-634"><span class="linenos" data-line="634"></span></a><span class="cm"> Suffix: character string of any length using any character in the UCS-2 character set chosen by the registrant</span> </span><span id="L-635"><a href="#L-635"><span class="linenos" data-line="635"></span></a> </span><span id="L-636"><a href="#L-636"><span class="linenos" data-line="636"></span></a><span class="cm">This function checks a HDL name for: prefix/suffix. If the HDL name contains spaces, endashes, or, if it ends</span> </span><span id="L-637"><a href="#L-637"><span class="linenos" data-line="637"></span></a><span class="cm">with a period or a comma, this function will emit a bad_hdl error message.</span> </span><span id="L-638"><a href="#L-638"><span class="linenos" data-line="638"></span></a> </span><span id="L-639"><a href="#L-639"><span class="linenos" data-line="639"></span></a><span class="cm">HDL names are case-insensitive and can incorporate any printable Unicode characters so the test for endashes and</span> </span><span id="L-640"><a href="#L-640"><span class="linenos" data-line="640"></span></a><span class="cm">terminal punctuation may not be technically correct but it appears, that in practice these characters are rarely</span> </span><span id="L-641"><a href="#L-641"><span class="linenos" data-line="641"></span></a><span class="cm">if ever used in HDLs.</span> </span><span id="L-642"><a href="#L-642"><span class="linenos" data-line="642"></span></a> </span><span id="L-643"><a href="#L-643"><span class="linenos" data-line="643"></span></a><span class="cm">Query string parameters are named here: https://www.handle.net/proxy_servlet.html. query strings are not displayed</span> </span><span id="L-644"><a href="#L-644"><span class="linenos" data-line="644"></span></a><span class="cm">but since '?' is an allowed character in an HDL, '?' followed by one of the query parameters is the only way we</span> </span><span id="L-645"><a href="#L-645"><span class="linenos" data-line="645"></span></a><span class="cm">have to detect the query string so that it isn't URL-encoded with the rest of the identifier.</span> </span><span id="L-646"><a href="#L-646"><span class="linenos" data-line="646"></span></a> </span><span id="L-647"><a href="#L-647"><span class="linenos" data-line="647"></span></a><span class="cm">]]</span> </span><span id="L-648"><a href="#L-648"><span class="linenos" data-line="648"></span></a> </span><span id="L-649"><a href="#L-649"><span class="linenos" data-line="649"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">hdl</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-650"><a href="#L-650"><span class="linenos" data-line="650"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-651"><a href="#L-651"><span class="linenos" data-line="651"></span></a> <span class="kd">local</span> <span class="n">access</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">access</span><span class="p">;</span> </span><span id="L-652"><a href="#L-652"><span class="linenos" data-line="652"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-653"><a href="#L-653"><span class="linenos" data-line="653"></span></a> <span class="kd">local</span> <span class="n">query_params</span> <span class="o">=</span> <span class="p">{</span> <span class="c1">-- list of known query parameters from https://www.handle.net/proxy_servlet.html</span> </span><span id="L-654"><a href="#L-654"><span class="linenos" data-line="654"></span></a> <span class="s1">'noredirect'</span><span class="p">,</span> </span><span id="L-655"><a href="#L-655"><span class="linenos" data-line="655"></span></a> <span class="s1">'ignore_aliases'</span><span class="p">,</span> </span><span id="L-656"><a href="#L-656"><span class="linenos" data-line="656"></span></a> <span class="s1">'auth'</span><span class="p">,</span> </span><span id="L-657"><a href="#L-657"><span class="linenos" data-line="657"></span></a> <span class="s1">'cert'</span><span class="p">,</span> </span><span id="L-658"><a href="#L-658"><span class="linenos" data-line="658"></span></a> <span class="s1">'index'</span><span class="p">,</span> </span><span id="L-659"><a href="#L-659"><span class="linenos" data-line="659"></span></a> <span class="s1">'type'</span><span class="p">,</span> </span><span id="L-660"><a href="#L-660"><span class="linenos" data-line="660"></span></a> <span class="s1">'urlappend'</span><span class="p">,</span> </span><span id="L-661"><a href="#L-661"><span class="linenos" data-line="661"></span></a> <span class="s1">'locatt'</span><span class="p">,</span> </span><span id="L-662"><a href="#L-662"><span class="linenos" data-line="662"></span></a> <span class="s1">'action'</span><span class="p">,</span> </span><span id="L-663"><a href="#L-663"><span class="linenos" data-line="663"></span></a> <span class="p">}</span> </span><span id="L-664"><a href="#L-664"><span class="linenos" data-line="664"></span></a> </span><span id="L-665"><a href="#L-665"><span class="linenos" data-line="665"></span></a> <span class="kd">local</span> <span class="n">hdl</span><span class="p">,</span> <span class="n">suffix</span><span class="p">,</span> <span class="n">param</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="s1">'(.-)(%?(%a+).+)$'</span><span class="p">);</span> <span class="c1">-- look for query string</span> </span><span id="L-666"><a href="#L-666"><span class="linenos" data-line="666"></span></a> <span class="kd">local</span> <span class="n">found</span><span class="p">;</span> </span><span id="L-667"><a href="#L-667"><span class="linenos" data-line="667"></span></a> </span><span id="L-668"><a href="#L-668"><span class="linenos" data-line="668"></span></a> <span class="kr">if</span> <span class="n">hdl</span> <span class="kr">then</span> <span class="c1">-- when there are query strings, this is the handle identifier portion</span> </span><span id="L-669"><a href="#L-669"><span class="linenos" data-line="669"></span></a> <span class="kr">for</span> <span class="n">_</span><span class="p">,</span> <span class="n">q</span> <span class="kr">in</span> <span class="nb">ipairs</span> <span class="p">(</span><span class="n">query_params</span><span class="p">)</span> <span class="kr">do</span> <span class="c1">-- spin through the list of query parameters</span> </span><span id="L-670"><a href="#L-670"><span class="linenos" data-line="670"></span></a> <span class="kr">if</span> <span class="n">param</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="s1">'^'</span> <span class="o">..</span> <span class="n">q</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- if the query string begins with one of the parameters</span> </span><span id="L-671"><a href="#L-671"><span class="linenos" data-line="671"></span></a> <span class="n">found</span> <span class="o">=</span> <span class="kc">true</span><span class="p">;</span> <span class="c1">-- announce a find</span> </span><span id="L-672"><a href="#L-672"><span class="linenos" data-line="672"></span></a> <span class="kr">break</span><span class="p">;</span> <span class="c1">-- and stop looking</span> </span><span id="L-673"><a href="#L-673"><span class="linenos" data-line="673"></span></a> <span class="kr">end</span> </span><span id="L-674"><a href="#L-674"><span class="linenos" data-line="674"></span></a> <span class="kr">end</span> </span><span id="L-675"><a href="#L-675"><span class="linenos" data-line="675"></span></a> <span class="kr">end</span> </span><span id="L-676"><a href="#L-676"><span class="linenos" data-line="676"></span></a> </span><span id="L-677"><a href="#L-677"><span class="linenos" data-line="677"></span></a> <span class="kr">if</span> <span class="n">found</span> <span class="kr">then</span> </span><span id="L-678"><a href="#L-678"><span class="linenos" data-line="678"></span></a> <span class="n">id</span> <span class="o">=</span> <span class="n">hdl</span><span class="p">;</span> <span class="c1">-- found so replace id with the handle portion; this will be URL-encoded, suffix will not</span> </span><span id="L-679"><a href="#L-679"><span class="linenos" data-line="679"></span></a> <span class="kr">else</span> </span><span id="L-680"><a href="#L-680"><span class="linenos" data-line="680"></span></a> <span class="n">suffix</span> <span class="o">=</span> <span class="s1">''</span><span class="p">;</span> <span class="c1">-- make sure suffix is empty string for concatenation else</span> </span><span id="L-681"><a href="#L-681"><span class="linenos" data-line="681"></span></a> <span class="kr">end</span> </span><span id="L-682"><a href="#L-682"><span class="linenos" data-line="682"></span></a> </span><span id="L-683"><a href="#L-683"><span class="linenos" data-line="683"></span></a> <span class="kd">local</span> <span class="n">text</span> <span class="o">=</span> <span class="n">external_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">q</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">q</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> </span><span id="L-684"><a href="#L-684"><span class="linenos" data-line="684"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">id</span> <span class="o">=</span> <span class="n">id</span><span class="p">,</span> <span class="n">suffix</span> <span class="o">=</span> <span class="n">suffix</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">,</span> <span class="n">encode</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">encode</span><span class="p">,</span> <span class="n">access</span> <span class="o">=</span> <span class="n">access</span><span class="p">})</span> </span><span id="L-685"><a href="#L-685"><span class="linenos" data-line="685"></span></a> </span><span id="L-686"><a href="#L-686"><span class="linenos" data-line="686"></span></a> <span class="kr">if</span> <span class="kc">nil</span> <span class="o">==</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s2">"^[^%s–]-/[^%s–]-[^%.,]$"</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- HDL must contain a forward slash, must not contain spaces, endashes, and must not end with period or comma</span> </span><span id="L-687"><a href="#L-687"><span class="linenos" data-line="687"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_hdl'</span> <span class="p">);</span> </span><span id="L-688"><a href="#L-688"><span class="linenos" data-line="688"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'HDL'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-689"><a href="#L-689"><span class="linenos" data-line="689"></span></a> <span class="kr">end</span> </span><span id="L-690"><a href="#L-690"><span class="linenos" data-line="690"></span></a> </span><span id="L-691"><a href="#L-691"><span class="linenos" data-line="691"></span></a> <span class="kr">return</span> <span class="n">text</span><span class="p">;</span> </span><span id="L-692"><a href="#L-692"><span class="linenos" data-line="692"></span></a><span class="kr">end</span> </span><span id="L-693"><a href="#L-693"><span class="linenos" data-line="693"></span></a> </span><span id="L-694"><a href="#L-694"><span class="linenos" data-line="694"></span></a> </span><span id="L-695"><a href="#L-695"><span class="linenos" data-line="695"></span></a><span class="cm">--[[--------------------------< I S B N >----------------------------------------------------------------------</span> </span><span id="L-696"><a href="#L-696"><span class="linenos" data-line="696"></span></a> </span><span id="L-697"><a href="#L-697"><span class="linenos" data-line="697"></span></a><span class="cm">Determines whether an ISBN string is valid</span> </span><span id="L-698"><a href="#L-698"><span class="linenos" data-line="698"></span></a> </span><span id="L-699"><a href="#L-699"><span class="linenos" data-line="699"></span></a><span class="cm">]]</span> </span><span id="L-700"><a href="#L-700"><span class="linenos" data-line="700"></span></a> </span><span id="L-701"><a href="#L-701"><span class="linenos" data-line="701"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">isbn</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-702"><a href="#L-702"><span class="linenos" data-line="702"></span></a> <span class="kd">local</span> <span class="n">isbn_str</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-703"><a href="#L-703"><span class="linenos" data-line="703"></span></a> <span class="kd">local</span> <span class="n">ignore_invalid</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">accept</span><span class="p">;</span> </span><span id="L-704"><a href="#L-704"><span class="linenos" data-line="704"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-705"><a href="#L-705"><span class="linenos" data-line="705"></span></a> </span><span id="L-706"><a href="#L-706"><span class="linenos" data-line="706"></span></a> <span class="kd">local</span> <span class="kr">function</span> <span class="nf">return_result</span> <span class="p">(</span><span class="n">check</span><span class="p">,</span> <span class="n">err_type</span><span class="p">)</span> <span class="c1">-- local function to handle the various returns</span> </span><span id="L-707"><a href="#L-707"><span class="linenos" data-line="707"></span></a> <span class="kd">local</span> <span class="n">ISBN</span> <span class="o">=</span> <span class="n">internal_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> </span><span id="L-708"><a href="#L-708"><span class="linenos" data-line="708"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">id</span> <span class="o">=</span> <span class="n">isbn_str</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">});</span> </span><span id="L-709"><a href="#L-709"><span class="linenos" data-line="709"></span></a> <span class="kr">if</span> <span class="n">ignore_invalid</span> <span class="kr">then</span> <span class="c1">-- if ignoring ISBN errors</span> </span><span id="L-710"><a href="#L-710"><span class="linenos" data-line="710"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'maint_isbn_ignore'</span><span class="p">);</span> <span class="c1">-- add a maint category even when there is no error</span> </span><span id="L-711"><a href="#L-711"><span class="linenos" data-line="711"></span></a> <span class="kr">else</span> <span class="c1">-- here when not ignoring</span> </span><span id="L-712"><a href="#L-712"><span class="linenos" data-line="712"></span></a> <span class="kr">if</span> <span class="ow">not</span> <span class="n">check</span> <span class="kr">then</span> <span class="c1">-- and there is an error</span> </span><span id="L-713"><a href="#L-713"><span class="linenos" data-line="713"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'ISBN'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-714"><a href="#L-714"><span class="linenos" data-line="714"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_isbn'</span><span class="p">,</span> <span class="n">err_type</span><span class="p">);</span> <span class="c1">-- set an error message</span> </span><span id="L-715"><a href="#L-715"><span class="linenos" data-line="715"></span></a> <span class="kr">return</span> <span class="n">ISBN</span><span class="p">;</span> <span class="c1">-- return id text</span> </span><span id="L-716"><a href="#L-716"><span class="linenos" data-line="716"></span></a> <span class="kr">end</span> </span><span id="L-717"><a href="#L-717"><span class="linenos" data-line="717"></span></a> <span class="kr">end</span> </span><span id="L-718"><a href="#L-718"><span class="linenos" data-line="718"></span></a> <span class="kr">return</span> <span class="n">ISBN</span><span class="p">;</span> <span class="c1">-- return id text</span> </span><span id="L-719"><a href="#L-719"><span class="linenos" data-line="719"></span></a> <span class="kr">end</span> </span><span id="L-720"><a href="#L-720"><span class="linenos" data-line="720"></span></a> </span><span id="L-721"><a href="#L-721"><span class="linenos" data-line="721"></span></a> <span class="kr">if</span> <span class="kc">nil</span> <span class="o">~=</span> <span class="n">isbn_str</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="s1">'[^%s-0-9X]'</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-722"><a href="#L-722"><span class="linenos" data-line="722"></span></a> <span class="kr">return</span> <span class="n">return_result</span> <span class="p">(</span><span class="kc">false</span><span class="p">,</span> <span class="n">cfg</span><span class="p">.</span><span class="n">err_msg_supl</span><span class="p">.</span><span class="n">char</span><span class="p">);</span> <span class="c1">-- fail if isbn_str contains anything but digits, hyphens, or the uppercase X</span> </span><span id="L-723"><a href="#L-723"><span class="linenos" data-line="723"></span></a> <span class="kr">end</span> </span><span id="L-724"><a href="#L-724"><span class="linenos" data-line="724"></span></a> </span><span id="L-725"><a href="#L-725"><span class="linenos" data-line="725"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">isbn_str</span><span class="p">:</span><span class="n">gsub</span> <span class="p">(</span><span class="s1">'[%s-]'</span><span class="p">,</span> <span class="s1">''</span><span class="p">);</span> <span class="c1">-- remove hyphens and whitespace</span> </span><span id="L-726"><a href="#L-726"><span class="linenos" data-line="726"></span></a> </span><span id="L-727"><a href="#L-727"><span class="linenos" data-line="727"></span></a> <span class="kd">local</span> <span class="n">len</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">len</span><span class="p">();</span> </span><span id="L-728"><a href="#L-728"><span class="linenos" data-line="728"></span></a> </span><span id="L-729"><a href="#L-729"><span class="linenos" data-line="729"></span></a> <span class="kr">if</span> <span class="n">len</span> <span class="o">~=</span> <span class="mi">10</span> <span class="ow">and</span> <span class="n">len</span> <span class="o">~=</span> <span class="mi">13</span> <span class="kr">then</span> </span><span id="L-730"><a href="#L-730"><span class="linenos" data-line="730"></span></a> <span class="kr">return</span> <span class="n">return_result</span> <span class="p">(</span><span class="kc">false</span><span class="p">,</span> <span class="n">cfg</span><span class="p">.</span><span class="n">err_msg_supl</span><span class="p">.</span><span class="n">length</span><span class="p">);</span> <span class="c1">-- fail if incorrect length</span> </span><span id="L-731"><a href="#L-731"><span class="linenos" data-line="731"></span></a> <span class="kr">end</span> </span><span id="L-732"><a href="#L-732"><span class="linenos" data-line="732"></span></a> </span><span id="L-733"><a href="#L-733"><span class="linenos" data-line="733"></span></a> <span class="kr">if</span> <span class="n">len</span> <span class="o">==</span> <span class="mi">10</span> <span class="kr">then</span> </span><span id="L-734"><a href="#L-734"><span class="linenos" data-line="734"></span></a> <span class="kr">if</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="s1">'^%d*X?$'</span><span class="p">)</span> <span class="o">==</span> <span class="kc">nil</span> <span class="kr">then</span> <span class="c1">-- fail if isbn_str has 'X' anywhere but last position</span> </span><span id="L-735"><a href="#L-735"><span class="linenos" data-line="735"></span></a> <span class="kr">return</span> <span class="n">return_result</span> <span class="p">(</span><span class="kc">false</span><span class="p">,</span> <span class="n">cfg</span><span class="p">.</span><span class="n">err_msg_supl</span><span class="p">.</span><span class="n">form</span><span class="p">);</span> </span><span id="L-736"><a href="#L-736"><span class="linenos" data-line="736"></span></a> <span class="kr">end</span> </span><span id="L-737"><a href="#L-737"><span class="linenos" data-line="737"></span></a> <span class="kr">if</span> <span class="ow">not</span> <span class="n">is_valid_isxn</span> <span class="p">(</span><span class="n">id</span><span class="p">,</span> <span class="mi">10</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- test isbn-10 for numerical validity</span> </span><span id="L-738"><a href="#L-738"><span class="linenos" data-line="738"></span></a> <span class="kr">return</span> <span class="n">return_result</span> <span class="p">(</span><span class="kc">false</span><span class="p">,</span> <span class="n">cfg</span><span class="p">.</span><span class="n">err_msg_supl</span><span class="p">.</span><span class="n">check</span><span class="p">);</span> <span class="c1">-- fail if isbn-10 is not numerically valid</span> </span><span id="L-739"><a href="#L-739"><span class="linenos" data-line="739"></span></a> <span class="kr">end</span> </span><span id="L-740"><a href="#L-740"><span class="linenos" data-line="740"></span></a> <span class="kr">if</span> <span class="n">id</span><span class="p">:</span><span class="n">find</span> <span class="p">(</span><span class="s1">'^63[01]'</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- 630xxxxxxx and 631xxxxxxx are (apparently) not valid isbn group ids but are used by amazon as numeric identifiers (asin)</span> </span><span id="L-741"><a href="#L-741"><span class="linenos" data-line="741"></span></a> <span class="kr">return</span> <span class="n">return_result</span> <span class="p">(</span><span class="kc">false</span><span class="p">,</span> <span class="n">cfg</span><span class="p">.</span><span class="n">err_msg_supl</span><span class="p">.</span><span class="n">group</span><span class="p">);</span> <span class="c1">-- fail if isbn-10 begins with 630/1</span> </span><span id="L-742"><a href="#L-742"><span class="linenos" data-line="742"></span></a> <span class="kr">end</span> </span><span id="L-743"><a href="#L-743"><span class="linenos" data-line="743"></span></a> <span class="kr">return</span> <span class="n">return_result</span> <span class="p">(</span><span class="kc">true</span><span class="p">,</span> <span class="n">cfg</span><span class="p">.</span><span class="n">err_msg_supl</span><span class="p">.</span><span class="n">check</span><span class="p">);</span> <span class="c1">-- pass if isbn-10 is numerically valid</span> </span><span id="L-744"><a href="#L-744"><span class="linenos" data-line="744"></span></a> <span class="kr">else</span> </span><span id="L-745"><a href="#L-745"><span class="linenos" data-line="745"></span></a> <span class="kr">if</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="s1">'^%d+$'</span><span class="p">)</span> <span class="o">==</span> <span class="kc">nil</span> <span class="kr">then</span> </span><span id="L-746"><a href="#L-746"><span class="linenos" data-line="746"></span></a> <span class="kr">return</span> <span class="n">return_result</span> <span class="p">(</span><span class="kc">false</span><span class="p">,</span> <span class="n">cfg</span><span class="p">.</span><span class="n">err_msg_supl</span><span class="p">.</span><span class="n">char</span><span class="p">);</span> <span class="c1">-- fail if ISBN-13 is not all digits</span> </span><span id="L-747"><a href="#L-747"><span class="linenos" data-line="747"></span></a> <span class="kr">end</span> </span><span id="L-748"><a href="#L-748"><span class="linenos" data-line="748"></span></a> <span class="kr">if</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="s1">'^97[89]%d*$'</span><span class="p">)</span> <span class="o">==</span> <span class="kc">nil</span> <span class="kr">then</span> </span><span id="L-749"><a href="#L-749"><span class="linenos" data-line="749"></span></a> <span class="kr">return</span> <span class="n">return_result</span> <span class="p">(</span><span class="kc">false</span><span class="p">,</span> <span class="n">cfg</span><span class="p">.</span><span class="n">err_msg_supl</span><span class="p">.</span><span class="n">prefix</span><span class="p">);</span> <span class="c1">-- fail when ISBN-13 does not begin with 978 or 979</span> </span><span id="L-750"><a href="#L-750"><span class="linenos" data-line="750"></span></a> <span class="kr">end</span> </span><span id="L-751"><a href="#L-751"><span class="linenos" data-line="751"></span></a> <span class="kr">if</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="s1">'^9790'</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-752"><a href="#L-752"><span class="linenos" data-line="752"></span></a> <span class="kr">return</span> <span class="n">return_result</span> <span class="p">(</span><span class="kc">false</span><span class="p">,</span> <span class="n">cfg</span><span class="p">.</span><span class="n">err_msg_supl</span><span class="p">.</span><span class="n">group</span><span class="p">);</span> <span class="c1">-- group identifier '0' is reserved to ISMN</span> </span><span id="L-753"><a href="#L-753"><span class="linenos" data-line="753"></span></a> <span class="kr">end</span> </span><span id="L-754"><a href="#L-754"><span class="linenos" data-line="754"></span></a> <span class="kr">return</span> <span class="n">return_result</span> <span class="p">(</span><span class="n">is_valid_isxn_13</span> <span class="p">(</span><span class="n">id</span><span class="p">),</span> <span class="n">cfg</span><span class="p">.</span><span class="n">err_msg_supl</span><span class="p">.</span><span class="n">check</span><span class="p">);</span> </span><span id="L-755"><a href="#L-755"><span class="linenos" data-line="755"></span></a> <span class="kr">end</span> </span><span id="L-756"><a href="#L-756"><span class="linenos" data-line="756"></span></a><span class="kr">end</span> </span><span id="L-757"><a href="#L-757"><span class="linenos" data-line="757"></span></a> </span><span id="L-758"><a href="#L-758"><span class="linenos" data-line="758"></span></a> </span><span id="L-759"><a href="#L-759"><span class="linenos" data-line="759"></span></a><span class="cm">--[[--------------------------< A S I N >----------------------------------------------------------------------</span> </span><span id="L-760"><a href="#L-760"><span class="linenos" data-line="760"></span></a> </span><span id="L-761"><a href="#L-761"><span class="linenos" data-line="761"></span></a><span class="cm">Formats a link to Amazon. Do simple error checking: ASIN must be mix of 10 numeric or uppercase alpha</span> </span><span id="L-762"><a href="#L-762"><span class="linenos" data-line="762"></span></a><span class="cm">characters. If a mix, first character must be uppercase alpha; if all numeric, ASINs must be 10-digit</span> </span><span id="L-763"><a href="#L-763"><span class="linenos" data-line="763"></span></a><span class="cm">ISBN. If 10-digit ISBN, add a maintenance category so a bot or AWB script can replace |asin= with |isbn=.</span> </span><span id="L-764"><a href="#L-764"><span class="linenos" data-line="764"></span></a><span class="cm">Error message if not 10 characters, if not ISBN-10, if mixed and first character is a digit.</span> </span><span id="L-765"><a href="#L-765"><span class="linenos" data-line="765"></span></a> </span><span id="L-766"><a href="#L-766"><span class="linenos" data-line="766"></span></a><span class="cm">|asin=630....... and |asin=631....... are (apparently) not a legitimate ISBN though it checksums as one; these</span> </span><span id="L-767"><a href="#L-767"><span class="linenos" data-line="767"></span></a><span class="cm">do not cause this function to emit the maint_asin message</span> </span><span id="L-768"><a href="#L-768"><span class="linenos" data-line="768"></span></a> </span><span id="L-769"><a href="#L-769"><span class="linenos" data-line="769"></span></a><span class="cm">This function is positioned here because it calls isbn()</span> </span><span id="L-770"><a href="#L-770"><span class="linenos" data-line="770"></span></a> </span><span id="L-771"><a href="#L-771"><span class="linenos" data-line="771"></span></a><span class="cm">]]</span> </span><span id="L-772"><a href="#L-772"><span class="linenos" data-line="772"></span></a> </span><span id="L-773"><a href="#L-773"><span class="linenos" data-line="773"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">asin</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-774"><a href="#L-774"><span class="linenos" data-line="774"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-775"><a href="#L-775"><span class="linenos" data-line="775"></span></a> <span class="kd">local</span> <span class="n">domain</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">ASINTLD</span><span class="p">;</span> </span><span id="L-776"><a href="#L-776"><span class="linenos" data-line="776"></span></a> </span><span id="L-777"><a href="#L-777"><span class="linenos" data-line="777"></span></a> <span class="kd">local</span> <span class="n">err_flag</span><span class="p">;</span> </span><span id="L-778"><a href="#L-778"><span class="linenos" data-line="778"></span></a> </span><span id="L-779"><a href="#L-779"><span class="linenos" data-line="779"></span></a> <span class="kr">if</span> <span class="ow">not</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s2">"^[%d%u][%d%u][%d%u][%d%u][%d%u][%d%u][%d%u][%d%u][%d%u][%d%u]$"</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-780"><a href="#L-780"><span class="linenos" data-line="780"></span></a> <span class="n">err_flag</span> <span class="o">=</span> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_asin'</span><span class="p">);</span> <span class="c1">-- ASIN is not a mix of 10 uppercase alpha and numeric characters</span> </span><span id="L-781"><a href="#L-781"><span class="linenos" data-line="781"></span></a> <span class="kr">else</span> </span><span id="L-782"><a href="#L-782"><span class="linenos" data-line="782"></span></a> <span class="kr">if</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s2">"^%d%d%d%d%d%d%d%d%d[%dX]$"</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- if 10-digit numeric (or 9 digits with terminal X)</span> </span><span id="L-783"><a href="#L-783"><span class="linenos" data-line="783"></span></a> <span class="kr">if</span> <span class="n">is_valid_isxn</span> <span class="p">(</span><span class="n">id</span><span class="p">,</span> <span class="mi">10</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- see if ASIN value is or validates as ISBN-10</span> </span><span id="L-784"><a href="#L-784"><span class="linenos" data-line="784"></span></a> <span class="kr">if</span> <span class="ow">not</span> <span class="n">id</span><span class="p">:</span><span class="n">find</span> <span class="p">(</span><span class="s1">'^63[01]'</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- 630xxxxxxx and 631xxxxxxx are (apparently) not a valid isbn prefixes but are used by amazon as a numeric identifier</span> </span><span id="L-785"><a href="#L-785"><span class="linenos" data-line="785"></span></a> <span class="n">err_flag</span> <span class="o">=</span> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_asin'</span><span class="p">);</span> <span class="c1">-- ASIN has ISBN-10 form but begins with something other than 630/1 so probably an isbn </span> </span><span id="L-786"><a href="#L-786"><span class="linenos" data-line="786"></span></a> <span class="kr">end</span> </span><span id="L-787"><a href="#L-787"><span class="linenos" data-line="787"></span></a> <span class="kr">elseif</span> <span class="ow">not</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">err_flag</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-788"><a href="#L-788"><span class="linenos" data-line="788"></span></a> <span class="n">err_flag</span> <span class="o">=</span> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_asin'</span><span class="p">);</span> <span class="c1">-- ASIN is not ISBN-10</span> </span><span id="L-789"><a href="#L-789"><span class="linenos" data-line="789"></span></a> <span class="kr">end</span> </span><span id="L-790"><a href="#L-790"><span class="linenos" data-line="790"></span></a> <span class="kr">elseif</span> <span class="ow">not</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s2">"^%u[%d%u]+$"</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-791"><a href="#L-791"><span class="linenos" data-line="791"></span></a> <span class="n">err_flag</span> <span class="o">=</span> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_asin'</span><span class="p">);</span> <span class="c1">-- asin doesn't begin with uppercase alpha</span> </span><span id="L-792"><a href="#L-792"><span class="linenos" data-line="792"></span></a> <span class="kr">end</span> </span><span id="L-793"><a href="#L-793"><span class="linenos" data-line="793"></span></a> <span class="kr">end</span> </span><span id="L-794"><a href="#L-794"><span class="linenos" data-line="794"></span></a> <span class="kr">if</span> <span class="p">(</span><span class="ow">not</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">domain</span><span class="p">))</span> <span class="ow">or</span> <span class="n">in_array</span> <span class="p">(</span><span class="n">domain</span><span class="p">,</span> <span class="p">{</span><span class="s1">'us'</span><span class="p">})</span> <span class="kr">then</span> <span class="c1">-- default: United States</span> </span><span id="L-795"><a href="#L-795"><span class="linenos" data-line="795"></span></a> <span class="n">domain</span> <span class="o">=</span> <span class="s2">"com"</span><span class="p">;</span> </span><span id="L-796"><a href="#L-796"><span class="linenos" data-line="796"></span></a> <span class="kr">elseif</span> <span class="n">in_array</span> <span class="p">(</span><span class="n">domain</span><span class="p">,</span> <span class="p">{</span><span class="s1">'jp'</span><span class="p">,</span> <span class="s1">'uk'</span><span class="p">})</span> <span class="kr">then</span> <span class="c1">-- Japan, United Kingdom</span> </span><span id="L-797"><a href="#L-797"><span class="linenos" data-line="797"></span></a> <span class="n">domain</span> <span class="o">=</span> <span class="s2">"co."</span> <span class="o">..</span> <span class="n">domain</span><span class="p">;</span> </span><span id="L-798"><a href="#L-798"><span class="linenos" data-line="798"></span></a> <span class="kr">elseif</span> <span class="n">in_array</span> <span class="p">(</span><span class="n">domain</span><span class="p">,</span> <span class="p">{</span><span class="s1">'z.cn'</span><span class="p">})</span> <span class="kr">then</span> <span class="c1">-- China</span> </span><span id="L-799"><a href="#L-799"><span class="linenos" data-line="799"></span></a> <span class="n">domain</span> <span class="o">=</span> <span class="s2">"cn"</span><span class="p">;</span> </span><span id="L-800"><a href="#L-800"><span class="linenos" data-line="800"></span></a> <span class="kr">elseif</span> <span class="n">in_array</span> <span class="p">(</span><span class="n">domain</span><span class="p">,</span> <span class="p">{</span><span class="s1">'au'</span><span class="p">,</span> <span class="s1">'br'</span><span class="p">,</span> <span class="s1">'mx'</span><span class="p">,</span> <span class="s1">'sg'</span><span class="p">,</span> <span class="s1">'tr'</span><span class="p">})</span> <span class="kr">then</span> <span class="c1">-- Australia, Brazil, Mexico, Singapore, Turkey</span> </span><span id="L-801"><a href="#L-801"><span class="linenos" data-line="801"></span></a> <span class="n">domain</span> <span class="o">=</span> <span class="s2">"com."</span> <span class="o">..</span> <span class="n">domain</span><span class="p">;</span> </span><span id="L-802"><a href="#L-802"><span class="linenos" data-line="802"></span></a> <span class="kr">elseif</span> <span class="ow">not</span> <span class="n">in_array</span> <span class="p">(</span><span class="n">domain</span><span class="p">,</span> <span class="p">{</span><span class="s1">'ae'</span><span class="p">,</span> <span class="s1">'ca'</span><span class="p">,</span> <span class="s1">'cn'</span><span class="p">,</span> <span class="s1">'de'</span><span class="p">,</span> <span class="s1">'es'</span><span class="p">,</span> <span class="s1">'fr'</span><span class="p">,</span> <span class="s1">'in'</span><span class="p">,</span> <span class="s1">'it'</span><span class="p">,</span> <span class="s1">'nl'</span><span class="p">,</span> <span class="s1">'pl'</span><span class="p">,</span> <span class="s1">'sa'</span><span class="p">,</span> <span class="s1">'se'</span><span class="p">,</span> <span class="s1">'co.jp'</span><span class="p">,</span> <span class="s1">'co.uk'</span><span class="p">,</span> <span class="s1">'com'</span><span class="p">,</span> <span class="s1">'com.au'</span><span class="p">,</span> <span class="s1">'com.br'</span><span class="p">,</span> <span class="s1">'com.mx'</span><span class="p">,</span> <span class="s1">'com.sg'</span><span class="p">,</span> <span class="s1">'com.tr'</span><span class="p">})</span> <span class="kr">then</span> <span class="c1">-- Arabic Emirates, Canada, China, Germany, Spain, France, Indonesia, Italy, Netherlands, Poland, Saudi Arabia, Sweden (as of 2021-03 Austria (.at), Liechtenstein (.li) and Switzerland (.ch) still redirect to the German site (.de) with special settings, so don't maintain local ASINs for them)</span> </span><span id="L-803"><a href="#L-803"><span class="linenos" data-line="803"></span></a> <span class="n">err_flag</span> <span class="o">=</span> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_asin_tld'</span><span class="p">);</span> <span class="c1">-- unsupported asin-tld value</span> </span><span id="L-804"><a href="#L-804"><span class="linenos" data-line="804"></span></a> <span class="kr">end</span> </span><span id="L-805"><a href="#L-805"><span class="linenos" data-line="805"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-806"><a href="#L-806"><span class="linenos" data-line="806"></span></a> </span><span id="L-807"><a href="#L-807"><span class="linenos" data-line="807"></span></a> <span class="kr">if</span> <span class="ow">not</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">err_flag</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-808"><a href="#L-808"><span class="linenos" data-line="808"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'ASIN'</span><span class="p">]</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span> <span class="o">..</span> <span class="n">domain</span> <span class="o">..</span> <span class="s2">"/dp/"</span> <span class="o">..</span> <span class="n">id</span><span class="p">;</span> <span class="c1">-- asin for coins</span> </span><span id="L-809"><a href="#L-809"><span class="linenos" data-line="809"></span></a> <span class="kr">else</span> </span><span id="L-810"><a href="#L-810"><span class="linenos" data-line="810"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'ASIN'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-811"><a href="#L-811"><span class="linenos" data-line="811"></span></a> <span class="kr">end</span> </span><span id="L-812"><a href="#L-812"><span class="linenos" data-line="812"></span></a> </span><span id="L-813"><a href="#L-813"><span class="linenos" data-line="813"></span></a> <span class="kr">return</span> <span class="n">external_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">q</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">q</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> </span><span id="L-814"><a href="#L-814"><span class="linenos" data-line="814"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span> <span class="o">..</span> <span class="n">domain</span> <span class="o">..</span> <span class="s2">"/dp/"</span><span class="p">,</span> </span><span id="L-815"><a href="#L-815"><span class="linenos" data-line="815"></span></a> <span class="n">id</span> <span class="o">=</span> <span class="n">id</span><span class="p">,</span> <span class="n">encode</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">encode</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">})</span> </span><span id="L-816"><a href="#L-816"><span class="linenos" data-line="816"></span></a><span class="kr">end</span> </span><span id="L-817"><a href="#L-817"><span class="linenos" data-line="817"></span></a> </span><span id="L-818"><a href="#L-818"><span class="linenos" data-line="818"></span></a> </span><span id="L-819"><a href="#L-819"><span class="linenos" data-line="819"></span></a><span class="cm">--[[--------------------------< I S M N >----------------------------------------------------------------------</span> </span><span id="L-820"><a href="#L-820"><span class="linenos" data-line="820"></span></a> </span><span id="L-821"><a href="#L-821"><span class="linenos" data-line="821"></span></a><span class="cm">Determines whether an ISMN string is valid. Similar to ISBN-13, ISMN is 13 digits beginning 979-0-... and uses the</span> </span><span id="L-822"><a href="#L-822"><span class="linenos" data-line="822"></span></a><span class="cm">same check digit calculations. See https://www.ismn-international.org/download/Web_ISMN_Users_Manual_2008-6.pdf</span> </span><span id="L-823"><a href="#L-823"><span class="linenos" data-line="823"></span></a><span class="cm">section 2, pages 9–12.</span> </span><span id="L-824"><a href="#L-824"><span class="linenos" data-line="824"></span></a> </span><span id="L-825"><a href="#L-825"><span class="linenos" data-line="825"></span></a><span class="cm">ismn value not made part of COinS metadata because we don't have a url or isn't a COinS-defined identifier (rft.xxx)</span> </span><span id="L-826"><a href="#L-826"><span class="linenos" data-line="826"></span></a><span class="cm">or an identifier registered at info-uri.info (info:)</span> </span><span id="L-827"><a href="#L-827"><span class="linenos" data-line="827"></span></a> </span><span id="L-828"><a href="#L-828"><span class="linenos" data-line="828"></span></a><span class="cm">]]</span> </span><span id="L-829"><a href="#L-829"><span class="linenos" data-line="829"></span></a> </span><span id="L-830"><a href="#L-830"><span class="linenos" data-line="830"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">ismn</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-831"><a href="#L-831"><span class="linenos" data-line="831"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-832"><a href="#L-832"><span class="linenos" data-line="832"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-833"><a href="#L-833"><span class="linenos" data-line="833"></span></a> <span class="kd">local</span> <span class="n">text</span><span class="p">;</span> </span><span id="L-834"><a href="#L-834"><span class="linenos" data-line="834"></span></a> <span class="kd">local</span> <span class="n">valid_ismn</span> <span class="o">=</span> <span class="kc">true</span><span class="p">;</span> </span><span id="L-835"><a href="#L-835"><span class="linenos" data-line="835"></span></a> <span class="kd">local</span> <span class="n">id_copy</span><span class="p">;</span> </span><span id="L-836"><a href="#L-836"><span class="linenos" data-line="836"></span></a> </span><span id="L-837"><a href="#L-837"><span class="linenos" data-line="837"></span></a> <span class="n">id_copy</span> <span class="o">=</span> <span class="n">id</span><span class="p">;</span> <span class="c1">-- save a copy because this testing is destructive</span> </span><span id="L-838"><a href="#L-838"><span class="linenos" data-line="838"></span></a> <span class="n">id</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">gsub</span> <span class="p">(</span><span class="s1">'[%s-]'</span><span class="p">,</span> <span class="s1">''</span><span class="p">);</span> <span class="c1">-- remove hyphens and white space</span> </span><span id="L-839"><a href="#L-839"><span class="linenos" data-line="839"></span></a> </span><span id="L-840"><a href="#L-840"><span class="linenos" data-line="840"></span></a> <span class="kr">if</span> <span class="mi">13</span> <span class="o">~=</span> <span class="n">id</span><span class="p">:</span><span class="n">len</span><span class="p">()</span> <span class="ow">or</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="s2">"^9790%d*$"</span> <span class="p">)</span> <span class="o">==</span> <span class="kc">nil</span> <span class="kr">then</span> <span class="c1">-- ISMN must be 13 digits and begin with 9790</span> </span><span id="L-841"><a href="#L-841"><span class="linenos" data-line="841"></span></a> <span class="n">valid_ismn</span> <span class="o">=</span> <span class="kc">false</span><span class="p">;</span> </span><span id="L-842"><a href="#L-842"><span class="linenos" data-line="842"></span></a> <span class="kr">else</span> </span><span id="L-843"><a href="#L-843"><span class="linenos" data-line="843"></span></a> <span class="n">valid_ismn</span><span class="o">=</span><span class="n">is_valid_isxn_13</span> <span class="p">(</span><span class="n">id</span><span class="p">);</span> <span class="c1">-- validate ISMN</span> </span><span id="L-844"><a href="#L-844"><span class="linenos" data-line="844"></span></a> <span class="kr">end</span> </span><span id="L-845"><a href="#L-845"><span class="linenos" data-line="845"></span></a> </span><span id="L-846"><a href="#L-846"><span class="linenos" data-line="846"></span></a> <span class="c1">-- text = internal_link_id ({link = handler.link, label = handler.label, q = handler.q, redirect = handler.redirect, -- use this (or external version) when there is some place to link to</span> </span><span id="L-847"><a href="#L-847"><span class="linenos" data-line="847"></span></a> <span class="c1">-- prefix = handler.prefix, id = id_copy, separator = handler.separator, encode = handler.encode})</span> </span><span id="L-848"><a href="#L-848"><span class="linenos" data-line="848"></span></a> </span><span id="L-849"><a href="#L-849"><span class="linenos" data-line="849"></span></a> <span class="n">text</span> <span class="o">=</span> <span class="nb">table.concat</span> <span class="p">(</span> <span class="c1">-- because no place to link to yet</span> </span><span id="L-850"><a href="#L-850"><span class="linenos" data-line="850"></span></a> <span class="p">{</span> </span><span id="L-851"><a href="#L-851"><span class="linenos" data-line="851"></span></a> <span class="n">make_wikilink</span> <span class="p">(</span><span class="n">link_label_make</span> <span class="p">(</span><span class="n">handler</span><span class="p">),</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">),</span> </span><span id="L-852"><a href="#L-852"><span class="linenos" data-line="852"></span></a> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">,</span> </span><span id="L-853"><a href="#L-853"><span class="linenos" data-line="853"></span></a> <span class="n">id_copy</span> </span><span id="L-854"><a href="#L-854"><span class="linenos" data-line="854"></span></a> <span class="p">});</span> </span><span id="L-855"><a href="#L-855"><span class="linenos" data-line="855"></span></a> </span><span id="L-856"><a href="#L-856"><span class="linenos" data-line="856"></span></a> <span class="kr">if</span> <span class="kc">false</span> <span class="o">==</span> <span class="n">valid_ismn</span> <span class="kr">then</span> </span><span id="L-857"><a href="#L-857"><span class="linenos" data-line="857"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'ISMN'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS; not really necessary here because ismn not made part of COinS</span> </span><span id="L-858"><a href="#L-858"><span class="linenos" data-line="858"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_ismn'</span><span class="p">);</span> <span class="c1">-- create an error message if the ISMN is invalid</span> </span><span id="L-859"><a href="#L-859"><span class="linenos" data-line="859"></span></a> <span class="kr">end</span> </span><span id="L-860"><a href="#L-860"><span class="linenos" data-line="860"></span></a> </span><span id="L-861"><a href="#L-861"><span class="linenos" data-line="861"></span></a> <span class="kr">return</span> <span class="n">text</span><span class="p">;</span> </span><span id="L-862"><a href="#L-862"><span class="linenos" data-line="862"></span></a><span class="kr">end</span> </span><span id="L-863"><a href="#L-863"><span class="linenos" data-line="863"></span></a> </span><span id="L-864"><a href="#L-864"><span class="linenos" data-line="864"></span></a> </span><span id="L-865"><a href="#L-865"><span class="linenos" data-line="865"></span></a><span class="cm">--[[--------------------------< I S S N >----------------------------------------------------------------------</span> </span><span id="L-866"><a href="#L-866"><span class="linenos" data-line="866"></span></a> </span><span id="L-867"><a href="#L-867"><span class="linenos" data-line="867"></span></a><span class="cm">Validate and format an ISSN. This code fixes the case where an editor has included an ISSN in the citation but</span> </span><span id="L-868"><a href="#L-868"><span class="linenos" data-line="868"></span></a><span class="cm">has separated the two groups of four digits with a space. When that condition occurred, the resulting link looked</span> </span><span id="L-869"><a href="#L-869"><span class="linenos" data-line="869"></span></a><span class="cm">like this:</span> </span><span id="L-870"><a href="#L-870"><span class="linenos" data-line="870"></span></a> </span><span id="L-871"><a href="#L-871"><span class="linenos" data-line="871"></span></a><span class="cm"> |issn=0819 4327 gives: [https://www.worldcat.org/issn/0819 4327 0819 4327] -- can't have spaces in an external link</span> </span><span id="L-872"><a href="#L-872"><span class="linenos" data-line="872"></span></a><span class="cm"> </span> </span><span id="L-873"><a href="#L-873"><span class="linenos" data-line="873"></span></a><span class="cm">This code now prevents that by inserting a hyphen at the ISSN midpoint. It also validates the ISSN for length</span> </span><span id="L-874"><a href="#L-874"><span class="linenos" data-line="874"></span></a><span class="cm">and makes sure that the checkdigit agrees with the calculated value. Incorrect length (8 digits), characters</span> </span><span id="L-875"><a href="#L-875"><span class="linenos" data-line="875"></span></a><span class="cm">other than 0-9 and X, or checkdigit / calculated value mismatch will all cause a check ISSN error message. The</span> </span><span id="L-876"><a href="#L-876"><span class="linenos" data-line="876"></span></a><span class="cm">ISSN is always displayed with a hyphen, even if the ISSN was given as a single group of 8 digits.</span> </span><span id="L-877"><a href="#L-877"><span class="linenos" data-line="877"></span></a> </span><span id="L-878"><a href="#L-878"><span class="linenos" data-line="878"></span></a><span class="cm">]]</span> </span><span id="L-879"><a href="#L-879"><span class="linenos" data-line="879"></span></a> </span><span id="L-880"><a href="#L-880"><span class="linenos" data-line="880"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">issn</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-881"><a href="#L-881"><span class="linenos" data-line="881"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-882"><a href="#L-882"><span class="linenos" data-line="882"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-883"><a href="#L-883"><span class="linenos" data-line="883"></span></a> <span class="kd">local</span> <span class="n">ignore_invalid</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">accept</span><span class="p">;</span> </span><span id="L-884"><a href="#L-884"><span class="linenos" data-line="884"></span></a> </span><span id="L-885"><a href="#L-885"><span class="linenos" data-line="885"></span></a> <span class="kd">local</span> <span class="n">issn_copy</span> <span class="o">=</span> <span class="n">id</span><span class="p">;</span> <span class="c1">-- save a copy of unadulterated ISSN; use this version for display if ISSN does not validate</span> </span><span id="L-886"><a href="#L-886"><span class="linenos" data-line="886"></span></a> <span class="kd">local</span> <span class="n">text</span><span class="p">;</span> </span><span id="L-887"><a href="#L-887"><span class="linenos" data-line="887"></span></a> <span class="kd">local</span> <span class="n">valid_issn</span> <span class="o">=</span> <span class="kc">true</span><span class="p">;</span> </span><span id="L-888"><a href="#L-888"><span class="linenos" data-line="888"></span></a> </span><span id="L-889"><a href="#L-889"><span class="linenos" data-line="889"></span></a> <span class="n">id</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">gsub</span> <span class="p">(</span><span class="s1">'[%s-]'</span><span class="p">,</span> <span class="s1">''</span><span class="p">);</span> <span class="c1">-- remove hyphens and whitespace</span> </span><span id="L-890"><a href="#L-890"><span class="linenos" data-line="890"></span></a> </span><span id="L-891"><a href="#L-891"><span class="linenos" data-line="891"></span></a> <span class="kr">if</span> <span class="mi">8</span> <span class="o">~=</span> <span class="n">id</span><span class="p">:</span><span class="n">len</span><span class="p">()</span> <span class="ow">or</span> <span class="kc">nil</span> <span class="o">==</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="s2">"^%d*X?$"</span> <span class="p">)</span> <span class="kr">then</span> <span class="c1">-- validate the ISSN: 8 digits long, containing only 0-9 or X in the last position</span> </span><span id="L-892"><a href="#L-892"><span class="linenos" data-line="892"></span></a> <span class="n">valid_issn</span> <span class="o">=</span> <span class="kc">false</span><span class="p">;</span> <span class="c1">-- wrong length or improper character</span> </span><span id="L-893"><a href="#L-893"><span class="linenos" data-line="893"></span></a> <span class="kr">else</span> </span><span id="L-894"><a href="#L-894"><span class="linenos" data-line="894"></span></a> <span class="n">valid_issn</span> <span class="o">=</span> <span class="n">is_valid_isxn</span> <span class="p">(</span><span class="n">id</span><span class="p">,</span> <span class="mi">8</span><span class="p">);</span> <span class="c1">-- validate ISSN</span> </span><span id="L-895"><a href="#L-895"><span class="linenos" data-line="895"></span></a> <span class="kr">end</span> </span><span id="L-896"><a href="#L-896"><span class="linenos" data-line="896"></span></a> </span><span id="L-897"><a href="#L-897"><span class="linenos" data-line="897"></span></a> <span class="kr">if</span> <span class="kc">true</span> <span class="o">==</span> <span class="n">valid_issn</span> <span class="kr">then</span> </span><span id="L-898"><a href="#L-898"><span class="linenos" data-line="898"></span></a> <span class="n">id</span> <span class="o">=</span> <span class="nb">string.sub</span> <span class="p">(</span><span class="n">id</span><span class="p">,</span> <span class="mi">1</span><span class="p">,</span> <span class="mi">4</span> <span class="p">)</span> <span class="o">..</span> <span class="s2">"-"</span> <span class="o">..</span> <span class="nb">string.sub</span> <span class="p">(</span><span class="n">id</span><span class="p">,</span> <span class="mi">5</span> <span class="p">);</span> <span class="c1">-- if valid, display correctly formatted version</span> </span><span id="L-899"><a href="#L-899"><span class="linenos" data-line="899"></span></a> <span class="kr">else</span> </span><span id="L-900"><a href="#L-900"><span class="linenos" data-line="900"></span></a> <span class="n">id</span> <span class="o">=</span> <span class="n">issn_copy</span><span class="p">;</span> <span class="c1">-- if not valid, show the invalid ISSN with error message</span> </span><span id="L-901"><a href="#L-901"><span class="linenos" data-line="901"></span></a> <span class="kr">end</span> </span><span id="L-902"><a href="#L-902"><span class="linenos" data-line="902"></span></a> </span><span id="L-903"><a href="#L-903"><span class="linenos" data-line="903"></span></a> <span class="n">text</span> <span class="o">=</span> <span class="n">external_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">q</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">q</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> </span><span id="L-904"><a href="#L-904"><span class="linenos" data-line="904"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">id</span> <span class="o">=</span> <span class="n">id</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">,</span> <span class="n">encode</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">encode</span><span class="p">})</span> </span><span id="L-905"><a href="#L-905"><span class="linenos" data-line="905"></span></a> </span><span id="L-906"><a href="#L-906"><span class="linenos" data-line="906"></span></a> <span class="kr">if</span> <span class="n">ignore_invalid</span> <span class="kr">then</span> </span><span id="L-907"><a href="#L-907"><span class="linenos" data-line="907"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'maint_issn_ignore'</span><span class="p">);</span> </span><span id="L-908"><a href="#L-908"><span class="linenos" data-line="908"></span></a> <span class="kr">else</span> </span><span id="L-909"><a href="#L-909"><span class="linenos" data-line="909"></span></a> <span class="kr">if</span> <span class="kc">false</span> <span class="o">==</span> <span class="n">valid_issn</span> <span class="kr">then</span> </span><span id="L-910"><a href="#L-910"><span class="linenos" data-line="910"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'ISSN'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-911"><a href="#L-911"><span class="linenos" data-line="911"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_issn'</span><span class="p">,</span> <span class="p">(</span><span class="n">options</span><span class="p">.</span><span class="n">hkey</span> <span class="o">==</span> <span class="s1">'EISSN'</span><span class="p">)</span> <span class="ow">and</span> <span class="s1">'e'</span> <span class="ow">or</span> <span class="s1">''</span><span class="p">);</span> <span class="c1">-- create an error message if the ISSN is invalid</span> </span><span id="L-912"><a href="#L-912"><span class="linenos" data-line="912"></span></a> <span class="kr">end</span> </span><span id="L-913"><a href="#L-913"><span class="linenos" data-line="913"></span></a> <span class="kr">end</span> </span><span id="L-914"><a href="#L-914"><span class="linenos" data-line="914"></span></a> </span><span id="L-915"><a href="#L-915"><span class="linenos" data-line="915"></span></a> <span class="kr">return</span> <span class="n">text</span><span class="p">;</span> </span><span id="L-916"><a href="#L-916"><span class="linenos" data-line="916"></span></a><span class="kr">end</span> </span><span id="L-917"><a href="#L-917"><span class="linenos" data-line="917"></span></a> </span><span id="L-918"><a href="#L-918"><span class="linenos" data-line="918"></span></a> </span><span id="L-919"><a href="#L-919"><span class="linenos" data-line="919"></span></a><span class="cm">--[[--------------------------< J F M >-----------------------------------------------------------------------</span> </span><span id="L-920"><a href="#L-920"><span class="linenos" data-line="920"></span></a> </span><span id="L-921"><a href="#L-921"><span class="linenos" data-line="921"></span></a><span class="cm">A numerical identifier in the form nn.nnnn.nn</span> </span><span id="L-922"><a href="#L-922"><span class="linenos" data-line="922"></span></a> </span><span id="L-923"><a href="#L-923"><span class="linenos" data-line="923"></span></a><span class="cm">]]</span> </span><span id="L-924"><a href="#L-924"><span class="linenos" data-line="924"></span></a> </span><span id="L-925"><a href="#L-925"><span class="linenos" data-line="925"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">jfm</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-926"><a href="#L-926"><span class="linenos" data-line="926"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-927"><a href="#L-927"><span class="linenos" data-line="927"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-928"><a href="#L-928"><span class="linenos" data-line="928"></span></a> <span class="kd">local</span> <span class="n">id_num</span><span class="p">;</span> </span><span id="L-929"><a href="#L-929"><span class="linenos" data-line="929"></span></a> </span><span id="L-930"><a href="#L-930"><span class="linenos" data-line="930"></span></a> <span class="n">id_num</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="s1">'^[Jj][Ff][Mm](.*)$'</span><span class="p">);</span> <span class="c1">-- identifier with jfm prefix; extract identifier</span> </span><span id="L-931"><a href="#L-931"><span class="linenos" data-line="931"></span></a> </span><span id="L-932"><a href="#L-932"><span class="linenos" data-line="932"></span></a> <span class="kr">if</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">id_num</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-933"><a href="#L-933"><span class="linenos" data-line="933"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'maint_jfm_format'</span><span class="p">);</span> </span><span id="L-934"><a href="#L-934"><span class="linenos" data-line="934"></span></a> <span class="kr">else</span> <span class="c1">-- plain number without JFM prefix</span> </span><span id="L-935"><a href="#L-935"><span class="linenos" data-line="935"></span></a> <span class="n">id_num</span> <span class="o">=</span> <span class="n">id</span><span class="p">;</span> <span class="c1">-- if here id does not have prefix</span> </span><span id="L-936"><a href="#L-936"><span class="linenos" data-line="936"></span></a> <span class="kr">end</span> </span><span id="L-937"><a href="#L-937"><span class="linenos" data-line="937"></span></a> </span><span id="L-938"><a href="#L-938"><span class="linenos" data-line="938"></span></a> <span class="kr">if</span> <span class="n">id_num</span> <span class="ow">and</span> <span class="n">id_num</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s1">'^%d%d%.%d%d%d%d%.%d%d$'</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-939"><a href="#L-939"><span class="linenos" data-line="939"></span></a> <span class="n">id</span> <span class="o">=</span> <span class="n">id_num</span><span class="p">;</span> <span class="c1">-- jfm matches pattern</span> </span><span id="L-940"><a href="#L-940"><span class="linenos" data-line="940"></span></a> <span class="kr">else</span> </span><span id="L-941"><a href="#L-941"><span class="linenos" data-line="941"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_jfm'</span> <span class="p">);</span> <span class="c1">-- set an error message</span> </span><span id="L-942"><a href="#L-942"><span class="linenos" data-line="942"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'JFM'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-943"><a href="#L-943"><span class="linenos" data-line="943"></span></a> <span class="kr">end</span> </span><span id="L-944"><a href="#L-944"><span class="linenos" data-line="944"></span></a> </span><span id="L-945"><a href="#L-945"><span class="linenos" data-line="945"></span></a> <span class="kr">return</span> <span class="n">external_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">q</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">q</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> </span><span id="L-946"><a href="#L-946"><span class="linenos" data-line="946"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">id</span> <span class="o">=</span> <span class="n">id</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">,</span> <span class="n">encode</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">encode</span><span class="p">});</span> </span><span id="L-947"><a href="#L-947"><span class="linenos" data-line="947"></span></a><span class="kr">end</span> </span><span id="L-948"><a href="#L-948"><span class="linenos" data-line="948"></span></a> </span><span id="L-949"><a href="#L-949"><span class="linenos" data-line="949"></span></a> </span><span id="L-950"><a href="#L-950"><span class="linenos" data-line="950"></span></a><span class="cm">--[[--------------------------< J S T O R >--------------------------------------------------------------------</span> </span><span id="L-951"><a href="#L-951"><span class="linenos" data-line="951"></span></a> </span><span id="L-952"><a href="#L-952"><span class="linenos" data-line="952"></span></a><span class="cm">Format a JSTOR with some error checking</span> </span><span id="L-953"><a href="#L-953"><span class="linenos" data-line="953"></span></a> </span><span id="L-954"><a href="#L-954"><span class="linenos" data-line="954"></span></a><span class="cm">]]</span> </span><span id="L-955"><a href="#L-955"><span class="linenos" data-line="955"></span></a> </span><span id="L-956"><a href="#L-956"><span class="linenos" data-line="956"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">jstor</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-957"><a href="#L-957"><span class="linenos" data-line="957"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-958"><a href="#L-958"><span class="linenos" data-line="958"></span></a> <span class="kd">local</span> <span class="n">access</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">access</span><span class="p">;</span> </span><span id="L-959"><a href="#L-959"><span class="linenos" data-line="959"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-960"><a href="#L-960"><span class="linenos" data-line="960"></span></a> </span><span id="L-961"><a href="#L-961"><span class="linenos" data-line="961"></span></a> <span class="kr">if</span> <span class="n">id</span><span class="p">:</span><span class="n">find</span> <span class="p">(</span><span class="s1">'[Jj][Ss][Tt][Oo][Rr]'</span><span class="p">)</span> <span class="ow">or</span> <span class="n">id</span><span class="p">:</span><span class="n">find</span> <span class="p">(</span><span class="s1">'^https?://'</span><span class="p">)</span> <span class="ow">or</span> <span class="n">id</span><span class="p">:</span><span class="n">find</span> <span class="p">(</span><span class="s1">'%s'</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-962"><a href="#L-962"><span class="linenos" data-line="962"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_jstor'</span><span class="p">);</span> <span class="c1">-- set an error message</span> </span><span id="L-963"><a href="#L-963"><span class="linenos" data-line="963"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'JSTOR'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-964"><a href="#L-964"><span class="linenos" data-line="964"></span></a> <span class="kr">end</span> </span><span id="L-965"><a href="#L-965"><span class="linenos" data-line="965"></span></a> </span><span id="L-966"><a href="#L-966"><span class="linenos" data-line="966"></span></a> <span class="kr">return</span> <span class="n">external_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">q</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">q</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> </span><span id="L-967"><a href="#L-967"><span class="linenos" data-line="967"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">id</span> <span class="o">=</span> <span class="n">id</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">,</span> <span class="n">encode</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">encode</span><span class="p">,</span> <span class="n">access</span> <span class="o">=</span> <span class="n">access</span><span class="p">});</span> </span><span id="L-968"><a href="#L-968"><span class="linenos" data-line="968"></span></a><span class="kr">end</span> </span><span id="L-969"><a href="#L-969"><span class="linenos" data-line="969"></span></a> </span><span id="L-970"><a href="#L-970"><span class="linenos" data-line="970"></span></a> </span><span id="L-971"><a href="#L-971"><span class="linenos" data-line="971"></span></a><span class="cm">--[[--------------------------< L C C N >----------------------------------------------------------------------</span> </span><span id="L-972"><a href="#L-972"><span class="linenos" data-line="972"></span></a> </span><span id="L-973"><a href="#L-973"><span class="linenos" data-line="973"></span></a><span class="cm">Format LCCN link and do simple error checking. LCCN is a character string 8-12 characters long. The length of</span> </span><span id="L-974"><a href="#L-974"><span class="linenos" data-line="974"></span></a><span class="cm">the LCCN dictates the character type of the first 1-3 characters; the rightmost eight are always digits.</span> </span><span id="L-975"><a href="#L-975"><span class="linenos" data-line="975"></span></a><span class="cm">https://oclc-research.github.io/infoURI-Frozen/info-uri.info/info:lccn/reg.html</span> </span><span id="L-976"><a href="#L-976"><span class="linenos" data-line="976"></span></a> </span><span id="L-977"><a href="#L-977"><span class="linenos" data-line="977"></span></a><span class="cm">length = 8 then all digits</span> </span><span id="L-978"><a href="#L-978"><span class="linenos" data-line="978"></span></a><span class="cm">length = 9 then lccn[1] is lowercase alpha</span> </span><span id="L-979"><a href="#L-979"><span class="linenos" data-line="979"></span></a><span class="cm">length = 10 then lccn[1] and lccn[2] are both lowercase alpha or both digits</span> </span><span id="L-980"><a href="#L-980"><span class="linenos" data-line="980"></span></a><span class="cm">length = 11 then lccn[1] is lower case alpha, lccn[2] and lccn[3] are both lowercase alpha or both digits</span> </span><span id="L-981"><a href="#L-981"><span class="linenos" data-line="981"></span></a><span class="cm">length = 12 then lccn[1] and lccn[2] are both lowercase alpha</span> </span><span id="L-982"><a href="#L-982"><span class="linenos" data-line="982"></span></a> </span><span id="L-983"><a href="#L-983"><span class="linenos" data-line="983"></span></a><span class="cm">]]</span> </span><span id="L-984"><a href="#L-984"><span class="linenos" data-line="984"></span></a> </span><span id="L-985"><a href="#L-985"><span class="linenos" data-line="985"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">lccn</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-986"><a href="#L-986"><span class="linenos" data-line="986"></span></a> <span class="kd">local</span> <span class="n">lccn</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-987"><a href="#L-987"><span class="linenos" data-line="987"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-988"><a href="#L-988"><span class="linenos" data-line="988"></span></a> <span class="kd">local</span> <span class="n">err_flag</span><span class="p">;</span> <span class="c1">-- presume that LCCN is valid</span> </span><span id="L-989"><a href="#L-989"><span class="linenos" data-line="989"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">lccn</span><span class="p">;</span> <span class="c1">-- local copy of the LCCN</span> </span><span id="L-990"><a href="#L-990"><span class="linenos" data-line="990"></span></a> </span><span id="L-991"><a href="#L-991"><span class="linenos" data-line="991"></span></a> <span class="n">id</span> <span class="o">=</span> <span class="n">normalize_lccn</span> <span class="p">(</span><span class="n">id</span><span class="p">);</span> <span class="c1">-- get canonical form (no whitespace, hyphens, forward slashes)</span> </span><span id="L-992"><a href="#L-992"><span class="linenos" data-line="992"></span></a> <span class="kd">local</span> <span class="n">len</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">len</span><span class="p">();</span> <span class="c1">-- get the length of the LCCN</span> </span><span id="L-993"><a href="#L-993"><span class="linenos" data-line="993"></span></a> </span><span id="L-994"><a href="#L-994"><span class="linenos" data-line="994"></span></a> <span class="kr">if</span> <span class="mi">8</span> <span class="o">==</span> <span class="n">len</span> <span class="kr">then</span> </span><span id="L-995"><a href="#L-995"><span class="linenos" data-line="995"></span></a> <span class="kr">if</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s2">"[^%d]"</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- if LCCN has anything but digits (nil if only digits)</span> </span><span id="L-996"><a href="#L-996"><span class="linenos" data-line="996"></span></a> <span class="n">err_flag</span> <span class="o">=</span> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_lccn'</span><span class="p">);</span> <span class="c1">-- set an error message</span> </span><span id="L-997"><a href="#L-997"><span class="linenos" data-line="997"></span></a> <span class="kr">end</span> </span><span id="L-998"><a href="#L-998"><span class="linenos" data-line="998"></span></a> <span class="kr">elseif</span> <span class="mi">9</span> <span class="o">==</span> <span class="n">len</span> <span class="kr">then</span> <span class="c1">-- LCCN should be adddddddd</span> </span><span id="L-999"><a href="#L-999"><span class="linenos" data-line="999"></span></a> <span class="kr">if</span> <span class="kc">nil</span> <span class="o">==</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s2">"%l%d%d%d%d%d%d%d%d"</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- does it match our pattern?</span> </span><span id="L-1000"><a href="#L-1000"><span class="linenos" data-line="1000"></span></a> <span class="n">err_flag</span> <span class="o">=</span> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_lccn'</span><span class="p">);</span> <span class="c1">-- set an error message</span> </span><span id="L-1001"><a href="#L-1001"><span class="linenos" data-line="1001"></span></a> <span class="kr">end</span> </span><span id="L-1002"><a href="#L-1002"><span class="linenos" data-line="1002"></span></a> <span class="kr">elseif</span> <span class="mi">10</span> <span class="o">==</span> <span class="n">len</span> <span class="kr">then</span> <span class="c1">-- LCCN should be aadddddddd or dddddddddd</span> </span><span id="L-1003"><a href="#L-1003"><span class="linenos" data-line="1003"></span></a> <span class="kr">if</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s2">"[^%d]"</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- if LCCN has anything but digits (nil if only digits) ...</span> </span><span id="L-1004"><a href="#L-1004"><span class="linenos" data-line="1004"></span></a> <span class="kr">if</span> <span class="kc">nil</span> <span class="o">==</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s2">"^%l%l%d%d%d%d%d%d%d%d"</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- ... see if it matches our pattern</span> </span><span id="L-1005"><a href="#L-1005"><span class="linenos" data-line="1005"></span></a> <span class="n">err_flag</span> <span class="o">=</span> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_lccn'</span><span class="p">);</span> <span class="c1">-- no match, set an error message</span> </span><span id="L-1006"><a href="#L-1006"><span class="linenos" data-line="1006"></span></a> <span class="kr">end</span> </span><span id="L-1007"><a href="#L-1007"><span class="linenos" data-line="1007"></span></a> <span class="kr">end</span> </span><span id="L-1008"><a href="#L-1008"><span class="linenos" data-line="1008"></span></a> <span class="kr">elseif</span> <span class="mi">11</span> <span class="o">==</span> <span class="n">len</span> <span class="kr">then</span> <span class="c1">-- LCCN should be aaadddddddd or adddddddddd</span> </span><span id="L-1009"><a href="#L-1009"><span class="linenos" data-line="1009"></span></a> <span class="kr">if</span> <span class="ow">not</span> <span class="p">(</span><span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s2">"^%l%l%l%d%d%d%d%d%d%d%d"</span><span class="p">)</span> <span class="ow">or</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s2">"^%l%d%d%d%d%d%d%d%d%d%d"</span><span class="p">))</span> <span class="kr">then</span> <span class="c1">-- see if it matches one of our patterns</span> </span><span id="L-1010"><a href="#L-1010"><span class="linenos" data-line="1010"></span></a> <span class="n">err_flag</span> <span class="o">=</span> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_lccn'</span><span class="p">);</span> <span class="c1">-- no match, set an error message</span> </span><span id="L-1011"><a href="#L-1011"><span class="linenos" data-line="1011"></span></a> <span class="kr">end</span> </span><span id="L-1012"><a href="#L-1012"><span class="linenos" data-line="1012"></span></a> <span class="kr">elseif</span> <span class="mi">12</span> <span class="o">==</span> <span class="n">len</span> <span class="kr">then</span> <span class="c1">-- LCCN should be aadddddddddd</span> </span><span id="L-1013"><a href="#L-1013"><span class="linenos" data-line="1013"></span></a> <span class="kr">if</span> <span class="ow">not</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s2">"^%l%l%d%d%d%d%d%d%d%d%d%d"</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- see if it matches our pattern</span> </span><span id="L-1014"><a href="#L-1014"><span class="linenos" data-line="1014"></span></a> <span class="n">err_flag</span> <span class="o">=</span> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_lccn'</span><span class="p">);</span> <span class="c1">-- no match, set an error message</span> </span><span id="L-1015"><a href="#L-1015"><span class="linenos" data-line="1015"></span></a> <span class="kr">end</span> </span><span id="L-1016"><a href="#L-1016"><span class="linenos" data-line="1016"></span></a> <span class="kr">else</span> </span><span id="L-1017"><a href="#L-1017"><span class="linenos" data-line="1017"></span></a> <span class="n">err_flag</span> <span class="o">=</span> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_lccn'</span><span class="p">);</span> <span class="c1">-- wrong length, set an error message</span> </span><span id="L-1018"><a href="#L-1018"><span class="linenos" data-line="1018"></span></a> <span class="kr">end</span> </span><span id="L-1019"><a href="#L-1019"><span class="linenos" data-line="1019"></span></a> </span><span id="L-1020"><a href="#L-1020"><span class="linenos" data-line="1020"></span></a> <span class="kr">if</span> <span class="ow">not</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">err_flag</span><span class="p">)</span> <span class="ow">and</span> <span class="kc">nil</span> <span class="o">~=</span> <span class="n">lccn</span><span class="p">:</span><span class="n">find</span> <span class="p">(</span><span class="s1">'%s'</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-1021"><a href="#L-1021"><span class="linenos" data-line="1021"></span></a> <span class="n">err_flag</span> <span class="o">=</span> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_lccn'</span><span class="p">);</span> <span class="c1">-- lccn contains a space, set an error message</span> </span><span id="L-1022"><a href="#L-1022"><span class="linenos" data-line="1022"></span></a> <span class="kr">end</span> </span><span id="L-1023"><a href="#L-1023"><span class="linenos" data-line="1023"></span></a> </span><span id="L-1024"><a href="#L-1024"><span class="linenos" data-line="1024"></span></a> <span class="kr">if</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">err_flag</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-1025"><a href="#L-1025"><span class="linenos" data-line="1025"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'LCCN'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-1026"><a href="#L-1026"><span class="linenos" data-line="1026"></span></a> <span class="kr">end</span> </span><span id="L-1027"><a href="#L-1027"><span class="linenos" data-line="1027"></span></a> </span><span id="L-1028"><a href="#L-1028"><span class="linenos" data-line="1028"></span></a> <span class="kr">return</span> <span class="n">external_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">q</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">q</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> </span><span id="L-1029"><a href="#L-1029"><span class="linenos" data-line="1029"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">id</span> <span class="o">=</span> <span class="n">lccn</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">,</span> <span class="n">encode</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">encode</span><span class="p">});</span> </span><span id="L-1030"><a href="#L-1030"><span class="linenos" data-line="1030"></span></a><span class="kr">end</span> </span><span id="L-1031"><a href="#L-1031"><span class="linenos" data-line="1031"></span></a> </span><span id="L-1032"><a href="#L-1032"><span class="linenos" data-line="1032"></span></a> </span><span id="L-1033"><a href="#L-1033"><span class="linenos" data-line="1033"></span></a><span class="cm">--[[--------------------------< M E D R X I V >-----------------------------------------------------------------</span> </span><span id="L-1034"><a href="#L-1034"><span class="linenos" data-line="1034"></span></a> </span><span id="L-1035"><a href="#L-1035"><span class="linenos" data-line="1035"></span></a><span class="cm">Format medRxiv ID and do simple error checking. Similar to later bioRxiv IDs, medRxiv IDs are prefixed with a</span> </span><span id="L-1036"><a href="#L-1036"><span class="linenos" data-line="1036"></span></a><span class="cm">yyyy.mm.dd. date and suffixed with an optional version identifier. Ealiest date accepted is 2020.01.01</span> </span><span id="L-1037"><a href="#L-1037"><span class="linenos" data-line="1037"></span></a> </span><span id="L-1038"><a href="#L-1038"><span class="linenos" data-line="1038"></span></a><span class="cm">The medRxiv ID is a date followed by an eight-digit number followed by an optional version indicator 'v' and one or more digits:</span> </span><span id="L-1039"><a href="#L-1039"><span class="linenos" data-line="1039"></span></a><span class="cm"> https://www.medrxiv.org/content/10.1101/2020.11.16.20232009v2 -> 10.1101/2020.11.16.20232009v2</span> </span><span id="L-1040"><a href="#L-1040"><span class="linenos" data-line="1040"></span></a> </span><span id="L-1041"><a href="#L-1041"><span class="linenos" data-line="1041"></span></a><span class="cm">]]</span> </span><span id="L-1042"><a href="#L-1042"><span class="linenos" data-line="1042"></span></a> </span><span id="L-1043"><a href="#L-1043"><span class="linenos" data-line="1043"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">medrxiv</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-1044"><a href="#L-1044"><span class="linenos" data-line="1044"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-1045"><a href="#L-1045"><span class="linenos" data-line="1045"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-1046"><a href="#L-1046"><span class="linenos" data-line="1046"></span></a> <span class="kd">local</span> <span class="n">err_msg_flag</span> <span class="o">=</span> <span class="kc">true</span><span class="p">;</span> <span class="c1">-- flag; assume that there will be an error</span> </span><span id="L-1047"><a href="#L-1047"><span class="linenos" data-line="1047"></span></a> </span><span id="L-1048"><a href="#L-1048"><span class="linenos" data-line="1048"></span></a> <span class="kd">local</span> <span class="n">patterns</span> <span class="o">=</span> <span class="p">{</span> </span><span id="L-1049"><a href="#L-1049"><span class="linenos" data-line="1049"></span></a> <span class="s1">'%d%d%d%d%d%d%d%d$'</span><span class="p">,</span> <span class="c1">-- simple 8-digit identifier; these should be relatively rare</span> </span><span id="L-1050"><a href="#L-1050"><span class="linenos" data-line="1050"></span></a> <span class="s1">'^10%.1101/(20%d%d)%.(%d%d)%.(%d%d)%.%d%d%d%d%d%d%d%dv%d+$'</span><span class="p">,</span> <span class="c1">-- y.m.d. date + 8-digit identifier + version (2020-01-01 and later)</span> </span><span id="L-1051"><a href="#L-1051"><span class="linenos" data-line="1051"></span></a> <span class="s1">'^10%.1101/(20%d%d)%.(%d%d)%.(%d%d)%.%d%d%d%d%d%d%d%d$'</span><span class="p">,</span> <span class="c1">-- y.m.d. date + 8-digit identifier (2020-01-01 and later)</span> </span><span id="L-1052"><a href="#L-1052"><span class="linenos" data-line="1052"></span></a> <span class="p">}</span> </span><span id="L-1053"><a href="#L-1053"><span class="linenos" data-line="1053"></span></a> </span><span id="L-1054"><a href="#L-1054"><span class="linenos" data-line="1054"></span></a> <span class="kr">for</span> <span class="n">_</span><span class="p">,</span> <span class="n">pattern</span> <span class="kr">in</span> <span class="nb">ipairs</span> <span class="p">(</span><span class="n">patterns</span><span class="p">)</span> <span class="kr">do</span> <span class="c1">-- spin through the patterns looking for a match</span> </span><span id="L-1055"><a href="#L-1055"><span class="linenos" data-line="1055"></span></a> <span class="kr">if</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="n">pattern</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-1056"><a href="#L-1056"><span class="linenos" data-line="1056"></span></a> <span class="kd">local</span> <span class="n">y</span><span class="p">,</span> <span class="n">m</span><span class="p">,</span> <span class="n">d</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="n">pattern</span><span class="p">);</span> <span class="c1">-- found a match, attempt to get year, month and date from the identifier</span> </span><span id="L-1057"><a href="#L-1057"><span class="linenos" data-line="1057"></span></a> </span><span id="L-1058"><a href="#L-1058"><span class="linenos" data-line="1058"></span></a> <span class="kr">if</span> <span class="n">m</span> <span class="kr">then</span> <span class="c1">-- m is nil when id is the 8-digit form</span> </span><span id="L-1059"><a href="#L-1059"><span class="linenos" data-line="1059"></span></a> <span class="kr">if</span> <span class="ow">not</span> <span class="n">is_valid_rxiv_date</span> <span class="p">(</span><span class="n">y</span><span class="p">,</span> <span class="n">m</span><span class="p">,</span> <span class="n">d</span><span class="p">,</span> <span class="s1">'b'</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- validate the encoded date; 'b' for medrxiv limit</span> </span><span id="L-1060"><a href="#L-1060"><span class="linenos" data-line="1060"></span></a> <span class="kr">break</span><span class="p">;</span> <span class="c1">-- date fail; break out early so we don't unset the error message</span> </span><span id="L-1061"><a href="#L-1061"><span class="linenos" data-line="1061"></span></a> <span class="kr">end</span> </span><span id="L-1062"><a href="#L-1062"><span class="linenos" data-line="1062"></span></a> <span class="kr">end</span> </span><span id="L-1063"><a href="#L-1063"><span class="linenos" data-line="1063"></span></a> <span class="n">err_msg_flag</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- we found a match so unset the error message</span> </span><span id="L-1064"><a href="#L-1064"><span class="linenos" data-line="1064"></span></a> <span class="kr">break</span><span class="p">;</span> <span class="c1">-- and done</span> </span><span id="L-1065"><a href="#L-1065"><span class="linenos" data-line="1065"></span></a> <span class="kr">end</span> </span><span id="L-1066"><a href="#L-1066"><span class="linenos" data-line="1066"></span></a> <span class="kr">end</span> <span class="c1">-- <err_msg_flag> remains set here when no match</span> </span><span id="L-1067"><a href="#L-1067"><span class="linenos" data-line="1067"></span></a> </span><span id="L-1068"><a href="#L-1068"><span class="linenos" data-line="1068"></span></a> <span class="kr">if</span> <span class="n">err_msg_flag</span> <span class="kr">then</span> </span><span id="L-1069"><a href="#L-1069"><span class="linenos" data-line="1069"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'MEDRXIV'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-1070"><a href="#L-1070"><span class="linenos" data-line="1070"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_medrxiv'</span><span class="p">);</span> <span class="c1">-- and set the error message</span> </span><span id="L-1071"><a href="#L-1071"><span class="linenos" data-line="1071"></span></a> <span class="kr">end</span> </span><span id="L-1072"><a href="#L-1072"><span class="linenos" data-line="1072"></span></a> </span><span id="L-1073"><a href="#L-1073"><span class="linenos" data-line="1073"></span></a> <span class="kr">return</span> <span class="n">external_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">q</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">q</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> </span><span id="L-1074"><a href="#L-1074"><span class="linenos" data-line="1074"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">id</span> <span class="o">=</span> <span class="n">id</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">,</span> </span><span id="L-1075"><a href="#L-1075"><span class="linenos" data-line="1075"></span></a> <span class="n">encode</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">encode</span><span class="p">,</span> <span class="n">access</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">access</span><span class="p">});</span> </span><span id="L-1076"><a href="#L-1076"><span class="linenos" data-line="1076"></span></a><span class="kr">end</span> </span><span id="L-1077"><a href="#L-1077"><span class="linenos" data-line="1077"></span></a> </span><span id="L-1078"><a href="#L-1078"><span class="linenos" data-line="1078"></span></a> </span><span id="L-1079"><a href="#L-1079"><span class="linenos" data-line="1079"></span></a><span class="cm">--[[--------------------------< M R >--------------------------------------------------------------------------</span> </span><span id="L-1080"><a href="#L-1080"><span class="linenos" data-line="1080"></span></a> </span><span id="L-1081"><a href="#L-1081"><span class="linenos" data-line="1081"></span></a><span class="cm">A seven digit number; if not seven digits, zero-fill leading digits to make seven digits.</span> </span><span id="L-1082"><a href="#L-1082"><span class="linenos" data-line="1082"></span></a> </span><span id="L-1083"><a href="#L-1083"><span class="linenos" data-line="1083"></span></a><span class="cm">]]</span> </span><span id="L-1084"><a href="#L-1084"><span class="linenos" data-line="1084"></span></a> </span><span id="L-1085"><a href="#L-1085"><span class="linenos" data-line="1085"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">mr</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-1086"><a href="#L-1086"><span class="linenos" data-line="1086"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-1087"><a href="#L-1087"><span class="linenos" data-line="1087"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-1088"><a href="#L-1088"><span class="linenos" data-line="1088"></span></a> <span class="kd">local</span> <span class="n">id_num</span><span class="p">;</span> </span><span id="L-1089"><a href="#L-1089"><span class="linenos" data-line="1089"></span></a> <span class="kd">local</span> <span class="n">id_len</span><span class="p">;</span> </span><span id="L-1090"><a href="#L-1090"><span class="linenos" data-line="1090"></span></a> </span><span id="L-1091"><a href="#L-1091"><span class="linenos" data-line="1091"></span></a> <span class="n">id_num</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="s1">'^[Mm][Rr](%d+)$'</span><span class="p">);</span> <span class="c1">-- identifier with mr prefix</span> </span><span id="L-1092"><a href="#L-1092"><span class="linenos" data-line="1092"></span></a> </span><span id="L-1093"><a href="#L-1093"><span class="linenos" data-line="1093"></span></a> <span class="kr">if</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">id_num</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-1094"><a href="#L-1094"><span class="linenos" data-line="1094"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'maint_mr_format'</span><span class="p">);</span> <span class="c1">-- add maint cat</span> </span><span id="L-1095"><a href="#L-1095"><span class="linenos" data-line="1095"></span></a> <span class="kr">else</span> <span class="c1">-- plain number without mr prefix</span> </span><span id="L-1096"><a href="#L-1096"><span class="linenos" data-line="1096"></span></a> <span class="n">id_num</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="s1">'^%d+$'</span><span class="p">);</span> <span class="c1">-- if here id is all digits</span> </span><span id="L-1097"><a href="#L-1097"><span class="linenos" data-line="1097"></span></a> <span class="kr">end</span> </span><span id="L-1098"><a href="#L-1098"><span class="linenos" data-line="1098"></span></a> </span><span id="L-1099"><a href="#L-1099"><span class="linenos" data-line="1099"></span></a> <span class="n">id_len</span> <span class="o">=</span> <span class="n">id_num</span> <span class="ow">and</span> <span class="n">id_num</span><span class="p">:</span><span class="n">len</span><span class="p">()</span> <span class="ow">or</span> <span class="mi">0</span><span class="p">;</span> </span><span id="L-1100"><a href="#L-1100"><span class="linenos" data-line="1100"></span></a> <span class="kr">if</span> <span class="p">(</span><span class="mi">7</span> <span class="o">>=</span> <span class="n">id_len</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span><span class="mi">0</span> <span class="o">~=</span> <span class="n">id_len</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-1101"><a href="#L-1101"><span class="linenos" data-line="1101"></span></a> <span class="n">id</span> <span class="o">=</span> <span class="nb">string.rep</span> <span class="p">(</span><span class="s1">'0'</span><span class="p">,</span> <span class="mi">7</span><span class="o">-</span><span class="n">id_len</span><span class="p">)</span> <span class="o">..</span> <span class="n">id_num</span><span class="p">;</span> <span class="c1">-- zero-fill leading digits</span> </span><span id="L-1102"><a href="#L-1102"><span class="linenos" data-line="1102"></span></a> <span class="kr">else</span> </span><span id="L-1103"><a href="#L-1103"><span class="linenos" data-line="1103"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_mr'</span><span class="p">);</span> <span class="c1">-- set an error message</span> </span><span id="L-1104"><a href="#L-1104"><span class="linenos" data-line="1104"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'MR'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-1105"><a href="#L-1105"><span class="linenos" data-line="1105"></span></a> <span class="kr">end</span> </span><span id="L-1106"><a href="#L-1106"><span class="linenos" data-line="1106"></span></a> </span><span id="L-1107"><a href="#L-1107"><span class="linenos" data-line="1107"></span></a> <span class="kr">return</span> <span class="n">external_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">q</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">q</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> </span><span id="L-1108"><a href="#L-1108"><span class="linenos" data-line="1108"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">id</span> <span class="o">=</span> <span class="n">id</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">,</span> <span class="n">encode</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">encode</span><span class="p">});</span> </span><span id="L-1109"><a href="#L-1109"><span class="linenos" data-line="1109"></span></a><span class="kr">end</span> </span><span id="L-1110"><a href="#L-1110"><span class="linenos" data-line="1110"></span></a> </span><span id="L-1111"><a href="#L-1111"><span class="linenos" data-line="1111"></span></a> </span><span id="L-1112"><a href="#L-1112"><span class="linenos" data-line="1112"></span></a><span class="cm">--[[--------------------------< O C L C >----------------------------------------------------------------------</span> </span><span id="L-1113"><a href="#L-1113"><span class="linenos" data-line="1113"></span></a> </span><span id="L-1114"><a href="#L-1114"><span class="linenos" data-line="1114"></span></a><span class="cm">Validate and format an OCLC ID. https://www.oclc.org/batchload/controlnumber.en.html {{dead link}}</span> </span><span id="L-1115"><a href="#L-1115"><span class="linenos" data-line="1115"></span></a><span class="cm">archived at: https://web.archive.org/web/20161228233804/https://www.oclc.org/batchload/controlnumber.en.html</span> </span><span id="L-1116"><a href="#L-1116"><span class="linenos" data-line="1116"></span></a> </span><span id="L-1117"><a href="#L-1117"><span class="linenos" data-line="1117"></span></a><span class="cm">]]</span> </span><span id="L-1118"><a href="#L-1118"><span class="linenos" data-line="1118"></span></a> </span><span id="L-1119"><a href="#L-1119"><span class="linenos" data-line="1119"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">oclc</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-1120"><a href="#L-1120"><span class="linenos" data-line="1120"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-1121"><a href="#L-1121"><span class="linenos" data-line="1121"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-1122"><a href="#L-1122"><span class="linenos" data-line="1122"></span></a> <span class="kd">local</span> <span class="n">number</span><span class="p">;</span> </span><span id="L-1123"><a href="#L-1123"><span class="linenos" data-line="1123"></span></a> </span><span id="L-1124"><a href="#L-1124"><span class="linenos" data-line="1124"></span></a> <span class="kr">if</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s1">'^ocm%d%d%d%d%d%d%d%d$'</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- ocm prefix and 8 digits; 001 field (12 characters)</span> </span><span id="L-1125"><a href="#L-1125"><span class="linenos" data-line="1125"></span></a> <span class="n">number</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s1">'ocm(%d+)'</span><span class="p">);</span> <span class="c1">-- get the number</span> </span><span id="L-1126"><a href="#L-1126"><span class="linenos" data-line="1126"></span></a> <span class="kr">elseif</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s1">'^ocn%d%d%d%d%d%d%d%d%d$'</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- ocn prefix and 9 digits; 001 field (12 characters)</span> </span><span id="L-1127"><a href="#L-1127"><span class="linenos" data-line="1127"></span></a> <span class="n">number</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s1">'ocn(%d+)'</span><span class="p">);</span> <span class="c1">-- get the number</span> </span><span id="L-1128"><a href="#L-1128"><span class="linenos" data-line="1128"></span></a> <span class="kr">elseif</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s1">'^on%d%d%d%d%d%d%d%d%d%d+$'</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- on prefix and 10 or more digits; 001 field (12 characters)</span> </span><span id="L-1129"><a href="#L-1129"><span class="linenos" data-line="1129"></span></a> <span class="n">number</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s1">'^on(%d%d%d%d%d%d%d%d%d%d+)$'</span><span class="p">);</span> <span class="c1">-- get the number</span> </span><span id="L-1130"><a href="#L-1130"><span class="linenos" data-line="1130"></span></a> <span class="kr">elseif</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s1">'^%(OCoLC%)[1-9]%d*$'</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- (OCoLC) prefix and variable number digits; no leading zeros; 035 field</span> </span><span id="L-1131"><a href="#L-1131"><span class="linenos" data-line="1131"></span></a> <span class="n">number</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s1">'%(OCoLC%)([1-9]%d*)'</span><span class="p">);</span> <span class="c1">-- get the number</span> </span><span id="L-1132"><a href="#L-1132"><span class="linenos" data-line="1132"></span></a> <span class="kr">if</span> <span class="mi">9</span> <span class="o"><</span> <span class="n">number</span><span class="p">:</span><span class="n">len</span><span class="p">()</span> <span class="kr">then</span> </span><span id="L-1133"><a href="#L-1133"><span class="linenos" data-line="1133"></span></a> <span class="n">number</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- constrain to 1 to 9 digits; change this when OCLC issues 10-digit numbers</span> </span><span id="L-1134"><a href="#L-1134"><span class="linenos" data-line="1134"></span></a> <span class="kr">end</span> </span><span id="L-1135"><a href="#L-1135"><span class="linenos" data-line="1135"></span></a> <span class="kr">elseif</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s1">'^%d+$'</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- no prefix</span> </span><span id="L-1136"><a href="#L-1136"><span class="linenos" data-line="1136"></span></a> <span class="n">number</span> <span class="o">=</span> <span class="n">id</span><span class="p">;</span> <span class="c1">-- get the number</span> </span><span id="L-1137"><a href="#L-1137"><span class="linenos" data-line="1137"></span></a> <span class="kr">if</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="n">id</span><span class="p">)</span> <span class="o">></span> <span class="n">handler</span><span class="p">.</span><span class="n">id_limit</span> <span class="kr">then</span> </span><span id="L-1138"><a href="#L-1138"><span class="linenos" data-line="1138"></span></a> <span class="n">number</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- unset when id value exceeds the limit</span> </span><span id="L-1139"><a href="#L-1139"><span class="linenos" data-line="1139"></span></a> <span class="kr">end</span> </span><span id="L-1140"><a href="#L-1140"><span class="linenos" data-line="1140"></span></a> <span class="kr">end</span> </span><span id="L-1141"><a href="#L-1141"><span class="linenos" data-line="1141"></span></a> </span><span id="L-1142"><a href="#L-1142"><span class="linenos" data-line="1142"></span></a> <span class="kr">if</span> <span class="n">number</span> <span class="kr">then</span> <span class="c1">-- proper format</span> </span><span id="L-1143"><a href="#L-1143"><span class="linenos" data-line="1143"></span></a> <span class="n">id</span> <span class="o">=</span> <span class="n">number</span><span class="p">;</span> <span class="c1">-- exclude prefix, if any, from external link</span> </span><span id="L-1144"><a href="#L-1144"><span class="linenos" data-line="1144"></span></a> <span class="kr">else</span> </span><span id="L-1145"><a href="#L-1145"><span class="linenos" data-line="1145"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_oclc'</span><span class="p">)</span> <span class="c1">-- add an error message if the id is malformed</span> </span><span id="L-1146"><a href="#L-1146"><span class="linenos" data-line="1146"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'OCLC'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-1147"><a href="#L-1147"><span class="linenos" data-line="1147"></span></a> <span class="kr">end</span> </span><span id="L-1148"><a href="#L-1148"><span class="linenos" data-line="1148"></span></a> </span><span id="L-1149"><a href="#L-1149"><span class="linenos" data-line="1149"></span></a> <span class="kr">return</span> <span class="n">external_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">q</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">q</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> </span><span id="L-1150"><a href="#L-1150"><span class="linenos" data-line="1150"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">id</span> <span class="o">=</span> <span class="n">id</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">,</span> <span class="n">encode</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">encode</span><span class="p">});</span> </span><span id="L-1151"><a href="#L-1151"><span class="linenos" data-line="1151"></span></a><span class="kr">end</span> </span><span id="L-1152"><a href="#L-1152"><span class="linenos" data-line="1152"></span></a> </span><span id="L-1153"><a href="#L-1153"><span class="linenos" data-line="1153"></span></a> </span><span id="L-1154"><a href="#L-1154"><span class="linenos" data-line="1154"></span></a><span class="cm">--[[--------------------------< O P E N L I B R A R Y >--------------------------------------------------------</span> </span><span id="L-1155"><a href="#L-1155"><span class="linenos" data-line="1155"></span></a> </span><span id="L-1156"><a href="#L-1156"><span class="linenos" data-line="1156"></span></a><span class="cm">Formats an OpenLibrary link, and checks for associated errors.</span> </span><span id="L-1157"><a href="#L-1157"><span class="linenos" data-line="1157"></span></a> </span><span id="L-1158"><a href="#L-1158"><span class="linenos" data-line="1158"></span></a><span class="cm">]]</span> </span><span id="L-1159"><a href="#L-1159"><span class="linenos" data-line="1159"></span></a> </span><span id="L-1160"><a href="#L-1160"><span class="linenos" data-line="1160"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">openlibrary</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-1161"><a href="#L-1161"><span class="linenos" data-line="1161"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-1162"><a href="#L-1162"><span class="linenos" data-line="1162"></span></a> <span class="kd">local</span> <span class="n">access</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">access</span><span class="p">;</span> </span><span id="L-1163"><a href="#L-1163"><span class="linenos" data-line="1163"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-1164"><a href="#L-1164"><span class="linenos" data-line="1164"></span></a> <span class="kd">local</span> <span class="n">ident</span><span class="p">,</span> <span class="n">code</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">gsub</span><span class="p">(</span><span class="s1">'^OL'</span><span class="p">,</span> <span class="s1">''</span><span class="p">):</span><span class="n">match</span><span class="p">(</span><span class="s2">"^(%d+([AMW]))$"</span><span class="p">);</span> <span class="c1">-- strip optional OL prefix followed immediately by digits followed by 'A', 'M', or 'W';</span> </span><span id="L-1165"><a href="#L-1165"><span class="linenos" data-line="1165"></span></a> <span class="kd">local</span> <span class="n">err_flag</span><span class="p">;</span> </span><span id="L-1166"><a href="#L-1166"><span class="linenos" data-line="1166"></span></a> <span class="kd">local</span> <span class="n">prefix</span> <span class="o">=</span> <span class="p">{</span> <span class="c1">-- these are appended to the handler.prefix according to code</span> </span><span id="L-1167"><a href="#L-1167"><span class="linenos" data-line="1167"></span></a> <span class="p">[</span><span class="s1">'A'</span><span class="p">]</span><span class="o">=</span><span class="s1">'authors/OL'</span><span class="p">,</span> </span><span id="L-1168"><a href="#L-1168"><span class="linenos" data-line="1168"></span></a> <span class="p">[</span><span class="s1">'M'</span><span class="p">]</span><span class="o">=</span><span class="s1">'books/OL'</span><span class="p">,</span> </span><span id="L-1169"><a href="#L-1169"><span class="linenos" data-line="1169"></span></a> <span class="p">[</span><span class="s1">'W'</span><span class="p">]</span><span class="o">=</span><span class="s1">'works/OL'</span><span class="p">,</span> </span><span id="L-1170"><a href="#L-1170"><span class="linenos" data-line="1170"></span></a> <span class="p">[</span><span class="s1">'X'</span><span class="p">]</span><span class="o">=</span><span class="s1">'OL'</span> <span class="c1">-- not a code; spoof when 'code' in id is invalid</span> </span><span id="L-1171"><a href="#L-1171"><span class="linenos" data-line="1171"></span></a> <span class="p">};</span> </span><span id="L-1172"><a href="#L-1172"><span class="linenos" data-line="1172"></span></a> </span><span id="L-1173"><a href="#L-1173"><span class="linenos" data-line="1173"></span></a> <span class="kr">if</span> <span class="ow">not</span> <span class="n">ident</span> <span class="kr">then</span> </span><span id="L-1174"><a href="#L-1174"><span class="linenos" data-line="1174"></span></a> <span class="n">code</span> <span class="o">=</span> <span class="s1">'X'</span><span class="p">;</span> <span class="c1">-- no code or id completely invalid</span> </span><span id="L-1175"><a href="#L-1175"><span class="linenos" data-line="1175"></span></a> <span class="n">ident</span> <span class="o">=</span> <span class="n">id</span><span class="p">;</span> <span class="c1">-- copy id to ident so that we display the flawed identifier</span> </span><span id="L-1176"><a href="#L-1176"><span class="linenos" data-line="1176"></span></a> <span class="n">err_flag</span> <span class="o">=</span> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_ol'</span><span class="p">);</span> </span><span id="L-1177"><a href="#L-1177"><span class="linenos" data-line="1177"></span></a> <span class="kr">end</span> </span><span id="L-1178"><a href="#L-1178"><span class="linenos" data-line="1178"></span></a> </span><span id="L-1179"><a href="#L-1179"><span class="linenos" data-line="1179"></span></a> <span class="kr">if</span> <span class="ow">not</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">err_flag</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-1180"><a href="#L-1180"><span class="linenos" data-line="1180"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'OL'</span><span class="p">]</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span> <span class="o">..</span> <span class="n">prefix</span><span class="p">[</span><span class="n">code</span><span class="p">]</span> <span class="o">..</span> <span class="n">ident</span><span class="p">;</span> <span class="c1">-- experiment for ol coins</span> </span><span id="L-1181"><a href="#L-1181"><span class="linenos" data-line="1181"></span></a> <span class="kr">else</span> </span><span id="L-1182"><a href="#L-1182"><span class="linenos" data-line="1182"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'OL'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-1183"><a href="#L-1183"><span class="linenos" data-line="1183"></span></a> <span class="kr">end</span> </span><span id="L-1184"><a href="#L-1184"><span class="linenos" data-line="1184"></span></a> </span><span id="L-1185"><a href="#L-1185"><span class="linenos" data-line="1185"></span></a> <span class="kr">return</span> <span class="n">external_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">q</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">q</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> </span><span id="L-1186"><a href="#L-1186"><span class="linenos" data-line="1186"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span> <span class="o">..</span> <span class="n">prefix</span><span class="p">[</span><span class="n">code</span><span class="p">],</span> </span><span id="L-1187"><a href="#L-1187"><span class="linenos" data-line="1187"></span></a> <span class="n">id</span> <span class="o">=</span> <span class="n">ident</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">,</span> <span class="n">encode</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">encode</span><span class="p">,</span> </span><span id="L-1188"><a href="#L-1188"><span class="linenos" data-line="1188"></span></a> <span class="n">access</span> <span class="o">=</span> <span class="n">access</span><span class="p">});</span> </span><span id="L-1189"><a href="#L-1189"><span class="linenos" data-line="1189"></span></a><span class="kr">end</span> </span><span id="L-1190"><a href="#L-1190"><span class="linenos" data-line="1190"></span></a> </span><span id="L-1191"><a href="#L-1191"><span class="linenos" data-line="1191"></span></a> </span><span id="L-1192"><a href="#L-1192"><span class="linenos" data-line="1192"></span></a><span class="cm">--[[--------------------------< O S T I >----------------------------------------------------------------------</span> </span><span id="L-1193"><a href="#L-1193"><span class="linenos" data-line="1193"></span></a> </span><span id="L-1194"><a href="#L-1194"><span class="linenos" data-line="1194"></span></a><span class="cm">Format OSTI and do simple error checking. OSTIs are sequential numbers beginning at 1 and counting up. This</span> </span><span id="L-1195"><a href="#L-1195"><span class="linenos" data-line="1195"></span></a><span class="cm">code checks the OSTI to see that it contains only digits and is less than test_limit specified in the configuration;</span> </span><span id="L-1196"><a href="#L-1196"><span class="linenos" data-line="1196"></span></a><span class="cm">the value in test_limit will need to be updated periodically as more OSTIs are issued.</span> </span><span id="L-1197"><a href="#L-1197"><span class="linenos" data-line="1197"></span></a> </span><span id="L-1198"><a href="#L-1198"><span class="linenos" data-line="1198"></span></a><span class="cm">NB. 1018 is the lowest OSTI number found in the wild (so far) and resolving OK on the OSTI site</span> </span><span id="L-1199"><a href="#L-1199"><span class="linenos" data-line="1199"></span></a> </span><span id="L-1200"><a href="#L-1200"><span class="linenos" data-line="1200"></span></a><span class="cm">]]</span> </span><span id="L-1201"><a href="#L-1201"><span class="linenos" data-line="1201"></span></a> </span><span id="L-1202"><a href="#L-1202"><span class="linenos" data-line="1202"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">osti</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-1203"><a href="#L-1203"><span class="linenos" data-line="1203"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-1204"><a href="#L-1204"><span class="linenos" data-line="1204"></span></a> <span class="kd">local</span> <span class="n">access</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">access</span><span class="p">;</span> </span><span id="L-1205"><a href="#L-1205"><span class="linenos" data-line="1205"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-1206"><a href="#L-1206"><span class="linenos" data-line="1206"></span></a> </span><span id="L-1207"><a href="#L-1207"><span class="linenos" data-line="1207"></span></a> <span class="kr">if</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s2">"[^%d]"</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- if OSTI has anything but digits</span> </span><span id="L-1208"><a href="#L-1208"><span class="linenos" data-line="1208"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_osti'</span><span class="p">);</span> <span class="c1">-- set an error message</span> </span><span id="L-1209"><a href="#L-1209"><span class="linenos" data-line="1209"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'OSTI'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-1210"><a href="#L-1210"><span class="linenos" data-line="1210"></span></a> <span class="kr">else</span> <span class="c1">-- OSTI is only digits</span> </span><span id="L-1211"><a href="#L-1211"><span class="linenos" data-line="1211"></span></a> <span class="kd">local</span> <span class="n">id_num</span> <span class="o">=</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="n">id</span><span class="p">);</span> <span class="c1">-- convert id to a number for range testing</span> </span><span id="L-1212"><a href="#L-1212"><span class="linenos" data-line="1212"></span></a> <span class="kr">if</span> <span class="mi">1018</span> <span class="o">></span> <span class="n">id_num</span> <span class="ow">or</span> <span class="n">handler</span><span class="p">.</span><span class="n">id_limit</span> <span class="o"><</span> <span class="n">id_num</span> <span class="kr">then</span> <span class="c1">-- if OSTI is outside test limit boundaries</span> </span><span id="L-1213"><a href="#L-1213"><span class="linenos" data-line="1213"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_osti'</span><span class="p">);</span> <span class="c1">-- set an error message</span> </span><span id="L-1214"><a href="#L-1214"><span class="linenos" data-line="1214"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'OSTI'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-1215"><a href="#L-1215"><span class="linenos" data-line="1215"></span></a> <span class="kr">end</span> </span><span id="L-1216"><a href="#L-1216"><span class="linenos" data-line="1216"></span></a> <span class="kr">end</span> </span><span id="L-1217"><a href="#L-1217"><span class="linenos" data-line="1217"></span></a> </span><span id="L-1218"><a href="#L-1218"><span class="linenos" data-line="1218"></span></a> <span class="kr">return</span> <span class="n">external_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">q</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">q</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> </span><span id="L-1219"><a href="#L-1219"><span class="linenos" data-line="1219"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">id</span> <span class="o">=</span> <span class="n">id</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">,</span> <span class="n">encode</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">encode</span><span class="p">,</span> <span class="n">access</span> <span class="o">=</span> <span class="n">access</span><span class="p">});</span> </span><span id="L-1220"><a href="#L-1220"><span class="linenos" data-line="1220"></span></a><span class="kr">end</span> </span><span id="L-1221"><a href="#L-1221"><span class="linenos" data-line="1221"></span></a> </span><span id="L-1222"><a href="#L-1222"><span class="linenos" data-line="1222"></span></a> </span><span id="L-1223"><a href="#L-1223"><span class="linenos" data-line="1223"></span></a><span class="cm">--[[--------------------------< P M C >------------------------------------------------------------------------</span> </span><span id="L-1224"><a href="#L-1224"><span class="linenos" data-line="1224"></span></a> </span><span id="L-1225"><a href="#L-1225"><span class="linenos" data-line="1225"></span></a><span class="cm">Format a PMC, do simple error checking, and check for embargoed articles.</span> </span><span id="L-1226"><a href="#L-1226"><span class="linenos" data-line="1226"></span></a> </span><span id="L-1227"><a href="#L-1227"><span class="linenos" data-line="1227"></span></a><span class="cm">The embargo parameter takes a date for a value. If the embargo date is in the future the PMC identifier will not</span> </span><span id="L-1228"><a href="#L-1228"><span class="linenos" data-line="1228"></span></a><span class="cm">be linked to the article. If the embargo date is today or in the past, or if it is empty or omitted, then the</span> </span><span id="L-1229"><a href="#L-1229"><span class="linenos" data-line="1229"></span></a><span class="cm">PMC identifier is linked to the article through the link at cfg.id_handlers['PMC'].prefix.</span> </span><span id="L-1230"><a href="#L-1230"><span class="linenos" data-line="1230"></span></a> </span><span id="L-1231"><a href="#L-1231"><span class="linenos" data-line="1231"></span></a><span class="cm">PMC embargo date testing is done in function is_embargoed () which is called earlier because when the citation</span> </span><span id="L-1232"><a href="#L-1232"><span class="linenos" data-line="1232"></span></a><span class="cm">has |pmc=<value> but does not have a |url= then |title= is linked with the PMC link. Function is_embargoed ()</span> </span><span id="L-1233"><a href="#L-1233"><span class="linenos" data-line="1233"></span></a><span class="cm">returns the embargo date if the PMC article is still embargoed, otherwise it returns an empty string.</span> </span><span id="L-1234"><a href="#L-1234"><span class="linenos" data-line="1234"></span></a> </span><span id="L-1235"><a href="#L-1235"><span class="linenos" data-line="1235"></span></a><span class="cm">PMCs are sequential numbers beginning at 1 and counting up. This code checks the PMC to see that it contains only digits and is less</span> </span><span id="L-1236"><a href="#L-1236"><span class="linenos" data-line="1236"></span></a><span class="cm">than test_limit; the value in local variable test_limit will need to be updated periodically as more PMCs are issued.</span> </span><span id="L-1237"><a href="#L-1237"><span class="linenos" data-line="1237"></span></a> </span><span id="L-1238"><a href="#L-1238"><span class="linenos" data-line="1238"></span></a><span class="cm">]]</span> </span><span id="L-1239"><a href="#L-1239"><span class="linenos" data-line="1239"></span></a> </span><span id="L-1240"><a href="#L-1240"><span class="linenos" data-line="1240"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">pmc</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-1241"><a href="#L-1241"><span class="linenos" data-line="1241"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-1242"><a href="#L-1242"><span class="linenos" data-line="1242"></span></a> <span class="kd">local</span> <span class="n">embargo</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">Embargo</span><span class="p">;</span> <span class="c1">-- TODO: lowercase?</span> </span><span id="L-1243"><a href="#L-1243"><span class="linenos" data-line="1243"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-1244"><a href="#L-1244"><span class="linenos" data-line="1244"></span></a> <span class="kd">local</span> <span class="n">err_flag</span><span class="p">;</span> </span><span id="L-1245"><a href="#L-1245"><span class="linenos" data-line="1245"></span></a> <span class="kd">local</span> <span class="n">id_num</span><span class="p">;</span> </span><span id="L-1246"><a href="#L-1246"><span class="linenos" data-line="1246"></span></a> <span class="kd">local</span> <span class="n">text</span><span class="p">;</span> </span><span id="L-1247"><a href="#L-1247"><span class="linenos" data-line="1247"></span></a> </span><span id="L-1248"><a href="#L-1248"><span class="linenos" data-line="1248"></span></a> <span class="n">id_num</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="s1">'^[Pp][Mm][Cc](%d+)$'</span><span class="p">);</span> <span class="c1">-- identifier with PMC prefix</span> </span><span id="L-1249"><a href="#L-1249"><span class="linenos" data-line="1249"></span></a> </span><span id="L-1250"><a href="#L-1250"><span class="linenos" data-line="1250"></span></a> <span class="kr">if</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">id_num</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-1251"><a href="#L-1251"><span class="linenos" data-line="1251"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'maint_pmc_format'</span><span class="p">);</span> </span><span id="L-1252"><a href="#L-1252"><span class="linenos" data-line="1252"></span></a> <span class="kr">else</span> <span class="c1">-- plain number without PMC prefix</span> </span><span id="L-1253"><a href="#L-1253"><span class="linenos" data-line="1253"></span></a> <span class="n">id_num</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="s1">'^%d+$'</span><span class="p">);</span> <span class="c1">-- if here id is all digits</span> </span><span id="L-1254"><a href="#L-1254"><span class="linenos" data-line="1254"></span></a> <span class="kr">end</span> </span><span id="L-1255"><a href="#L-1255"><span class="linenos" data-line="1255"></span></a> </span><span id="L-1256"><a href="#L-1256"><span class="linenos" data-line="1256"></span></a> <span class="kr">if</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">id_num</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- id_num has a value so test it</span> </span><span id="L-1257"><a href="#L-1257"><span class="linenos" data-line="1257"></span></a> <span class="n">id_num</span> <span class="o">=</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="n">id_num</span><span class="p">);</span> <span class="c1">-- convert id_num to a number for range testing</span> </span><span id="L-1258"><a href="#L-1258"><span class="linenos" data-line="1258"></span></a> <span class="kr">if</span> <span class="mi">1</span> <span class="o">></span> <span class="n">id_num</span> <span class="ow">or</span> <span class="n">handler</span><span class="p">.</span><span class="n">id_limit</span> <span class="o"><</span> <span class="n">id_num</span> <span class="kr">then</span> <span class="c1">-- if PMC is outside test limit boundaries</span> </span><span id="L-1259"><a href="#L-1259"><span class="linenos" data-line="1259"></span></a> <span class="n">err_flag</span> <span class="o">=</span> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_pmc'</span><span class="p">);</span> <span class="c1">-- set an error message</span> </span><span id="L-1260"><a href="#L-1260"><span class="linenos" data-line="1260"></span></a> <span class="kr">else</span> </span><span id="L-1261"><a href="#L-1261"><span class="linenos" data-line="1261"></span></a> <span class="n">id</span> <span class="o">=</span> <span class="nb">tostring</span> <span class="p">(</span><span class="n">id_num</span><span class="p">);</span> <span class="c1">-- make sure id is a string</span> </span><span id="L-1262"><a href="#L-1262"><span class="linenos" data-line="1262"></span></a> <span class="kr">end</span> </span><span id="L-1263"><a href="#L-1263"><span class="linenos" data-line="1263"></span></a> <span class="kr">else</span> <span class="c1">-- when id format incorrect</span> </span><span id="L-1264"><a href="#L-1264"><span class="linenos" data-line="1264"></span></a> <span class="n">err_flag</span> <span class="o">=</span> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_pmc'</span><span class="p">);</span> <span class="c1">-- set an error message</span> </span><span id="L-1265"><a href="#L-1265"><span class="linenos" data-line="1265"></span></a> <span class="kr">end</span> </span><span id="L-1266"><a href="#L-1266"><span class="linenos" data-line="1266"></span></a> </span><span id="L-1267"><a href="#L-1267"><span class="linenos" data-line="1267"></span></a> <span class="kr">if</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">embargo</span><span class="p">)</span> <span class="ow">and</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">is_embargoed</span> <span class="p">(</span><span class="n">embargo</span><span class="p">))</span> <span class="kr">then</span> <span class="c1">-- is PMC is still embargoed?</span> </span><span id="L-1268"><a href="#L-1268"><span class="linenos" data-line="1268"></span></a> <span class="n">text</span> <span class="o">=</span> <span class="nb">table.concat</span> <span class="p">(</span> <span class="c1">-- still embargoed so no external link</span> </span><span id="L-1269"><a href="#L-1269"><span class="linenos" data-line="1269"></span></a> <span class="p">{</span> </span><span id="L-1270"><a href="#L-1270"><span class="linenos" data-line="1270"></span></a> <span class="n">make_wikilink</span> <span class="p">(</span><span class="n">link_label_make</span> <span class="p">(</span><span class="n">handler</span><span class="p">),</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">),</span> </span><span id="L-1271"><a href="#L-1271"><span class="linenos" data-line="1271"></span></a> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">,</span> </span><span id="L-1272"><a href="#L-1272"><span class="linenos" data-line="1272"></span></a> <span class="n">id</span><span class="p">,</span> </span><span id="L-1273"><a href="#L-1273"><span class="linenos" data-line="1273"></span></a> <span class="p">});</span> </span><span id="L-1274"><a href="#L-1274"><span class="linenos" data-line="1274"></span></a> <span class="kr">else</span> </span><span id="L-1275"><a href="#L-1275"><span class="linenos" data-line="1275"></span></a> <span class="n">text</span> <span class="o">=</span> <span class="n">external_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">q</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">q</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> <span class="c1">-- no embargo date or embargo has expired, ok to link to article</span> </span><span id="L-1276"><a href="#L-1276"><span class="linenos" data-line="1276"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">id</span> <span class="o">=</span> <span class="n">id</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">,</span> <span class="n">encode</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">encode</span><span class="p">,</span> <span class="n">access</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">access</span><span class="p">,</span> </span><span id="L-1277"><a href="#L-1277"><span class="linenos" data-line="1277"></span></a> <span class="n">auto_link</span> <span class="o">=</span> <span class="ow">not</span> <span class="n">err_flag</span> <span class="ow">and</span> <span class="s1">'pmc'</span> <span class="ow">or</span> <span class="kc">nil</span> <span class="c1">-- do not auto-link when PMC has error</span> </span><span id="L-1278"><a href="#L-1278"><span class="linenos" data-line="1278"></span></a> <span class="p">});</span> </span><span id="L-1279"><a href="#L-1279"><span class="linenos" data-line="1279"></span></a> <span class="kr">end</span> </span><span id="L-1280"><a href="#L-1280"><span class="linenos" data-line="1280"></span></a> </span><span id="L-1281"><a href="#L-1281"><span class="linenos" data-line="1281"></span></a> <span class="kr">if</span> <span class="n">err_flag</span> <span class="kr">then</span> </span><span id="L-1282"><a href="#L-1282"><span class="linenos" data-line="1282"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'PMC'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-1283"><a href="#L-1283"><span class="linenos" data-line="1283"></span></a> <span class="kr">end</span> </span><span id="L-1284"><a href="#L-1284"><span class="linenos" data-line="1284"></span></a> </span><span id="L-1285"><a href="#L-1285"><span class="linenos" data-line="1285"></span></a> <span class="kr">return</span> <span class="n">text</span><span class="p">;</span> </span><span id="L-1286"><a href="#L-1286"><span class="linenos" data-line="1286"></span></a><span class="kr">end</span> </span><span id="L-1287"><a href="#L-1287"><span class="linenos" data-line="1287"></span></a> </span><span id="L-1288"><a href="#L-1288"><span class="linenos" data-line="1288"></span></a> </span><span id="L-1289"><a href="#L-1289"><span class="linenos" data-line="1289"></span></a><span class="cm">--[[--------------------------< P M I D >----------------------------------------------------------------------</span> </span><span id="L-1290"><a href="#L-1290"><span class="linenos" data-line="1290"></span></a> </span><span id="L-1291"><a href="#L-1291"><span class="linenos" data-line="1291"></span></a><span class="cm">Format PMID and do simple error checking. PMIDs are sequential numbers beginning at 1 and counting up. This</span> </span><span id="L-1292"><a href="#L-1292"><span class="linenos" data-line="1292"></span></a><span class="cm">code checks the PMID to see that it contains only digits and is less than test_limit; the value in local variable</span> </span><span id="L-1293"><a href="#L-1293"><span class="linenos" data-line="1293"></span></a><span class="cm">test_limit will need to be updated periodically as more PMIDs are issued.</span> </span><span id="L-1294"><a href="#L-1294"><span class="linenos" data-line="1294"></span></a> </span><span id="L-1295"><a href="#L-1295"><span class="linenos" data-line="1295"></span></a><span class="cm">]]</span> </span><span id="L-1296"><a href="#L-1296"><span class="linenos" data-line="1296"></span></a> </span><span id="L-1297"><a href="#L-1297"><span class="linenos" data-line="1297"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">pmid</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-1298"><a href="#L-1298"><span class="linenos" data-line="1298"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-1299"><a href="#L-1299"><span class="linenos" data-line="1299"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-1300"><a href="#L-1300"><span class="linenos" data-line="1300"></span></a> </span><span id="L-1301"><a href="#L-1301"><span class="linenos" data-line="1301"></span></a> <span class="kr">if</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s2">"[^%d]"</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- if PMID has anything but digits</span> </span><span id="L-1302"><a href="#L-1302"><span class="linenos" data-line="1302"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_pmid'</span><span class="p">);</span> <span class="c1">-- set an error message</span> </span><span id="L-1303"><a href="#L-1303"><span class="linenos" data-line="1303"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'PMID'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-1304"><a href="#L-1304"><span class="linenos" data-line="1304"></span></a> <span class="kr">else</span> <span class="c1">-- PMID is only digits</span> </span><span id="L-1305"><a href="#L-1305"><span class="linenos" data-line="1305"></span></a> <span class="kd">local</span> <span class="n">id_num</span> <span class="o">=</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="n">id</span><span class="p">);</span> <span class="c1">-- convert id to a number for range testing</span> </span><span id="L-1306"><a href="#L-1306"><span class="linenos" data-line="1306"></span></a> <span class="kr">if</span> <span class="mi">1</span> <span class="o">></span> <span class="n">id_num</span> <span class="ow">or</span> <span class="n">handler</span><span class="p">.</span><span class="n">id_limit</span> <span class="o"><</span> <span class="n">id_num</span> <span class="kr">then</span> <span class="c1">-- if PMID is outside test limit boundaries</span> </span><span id="L-1307"><a href="#L-1307"><span class="linenos" data-line="1307"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_pmid'</span><span class="p">);</span> <span class="c1">-- set an error message</span> </span><span id="L-1308"><a href="#L-1308"><span class="linenos" data-line="1308"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'PMID'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-1309"><a href="#L-1309"><span class="linenos" data-line="1309"></span></a> <span class="kr">end</span> </span><span id="L-1310"><a href="#L-1310"><span class="linenos" data-line="1310"></span></a> <span class="kr">end</span> </span><span id="L-1311"><a href="#L-1311"><span class="linenos" data-line="1311"></span></a> </span><span id="L-1312"><a href="#L-1312"><span class="linenos" data-line="1312"></span></a> <span class="kr">return</span> <span class="n">external_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">q</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">q</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> </span><span id="L-1313"><a href="#L-1313"><span class="linenos" data-line="1313"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">id</span> <span class="o">=</span> <span class="n">id</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">,</span> <span class="n">encode</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">encode</span><span class="p">});</span> </span><span id="L-1314"><a href="#L-1314"><span class="linenos" data-line="1314"></span></a><span class="kr">end</span> </span><span id="L-1315"><a href="#L-1315"><span class="linenos" data-line="1315"></span></a> </span><span id="L-1316"><a href="#L-1316"><span class="linenos" data-line="1316"></span></a> </span><span id="L-1317"><a href="#L-1317"><span class="linenos" data-line="1317"></span></a><span class="cm">--[[--------------------------< R F C >------------------------------------------------------------------------</span> </span><span id="L-1318"><a href="#L-1318"><span class="linenos" data-line="1318"></span></a> </span><span id="L-1319"><a href="#L-1319"><span class="linenos" data-line="1319"></span></a><span class="cm">Format RFC and do simple error checking. RFCs are sequential numbers beginning at 1 and counting up. This</span> </span><span id="L-1320"><a href="#L-1320"><span class="linenos" data-line="1320"></span></a><span class="cm">code checks the RFC to see that it contains only digits and is less than test_limit specified in the configuration;</span> </span><span id="L-1321"><a href="#L-1321"><span class="linenos" data-line="1321"></span></a><span class="cm">the value in test_limit will need to be updated periodically as more RFCs are issued.</span> </span><span id="L-1322"><a href="#L-1322"><span class="linenos" data-line="1322"></span></a> </span><span id="L-1323"><a href="#L-1323"><span class="linenos" data-line="1323"></span></a><span class="cm">An index of all RFCs is here: https://tools.ietf.org/rfc/</span> </span><span id="L-1324"><a href="#L-1324"><span class="linenos" data-line="1324"></span></a> </span><span id="L-1325"><a href="#L-1325"><span class="linenos" data-line="1325"></span></a><span class="cm">]]</span> </span><span id="L-1326"><a href="#L-1326"><span class="linenos" data-line="1326"></span></a> </span><span id="L-1327"><a href="#L-1327"><span class="linenos" data-line="1327"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">rfc</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-1328"><a href="#L-1328"><span class="linenos" data-line="1328"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-1329"><a href="#L-1329"><span class="linenos" data-line="1329"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-1330"><a href="#L-1330"><span class="linenos" data-line="1330"></span></a> </span><span id="L-1331"><a href="#L-1331"><span class="linenos" data-line="1331"></span></a> <span class="kr">if</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s2">"[^%d]"</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- if RFC has anything but digits</span> </span><span id="L-1332"><a href="#L-1332"><span class="linenos" data-line="1332"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_rfc'</span><span class="p">);</span> <span class="c1">-- set an error message</span> </span><span id="L-1333"><a href="#L-1333"><span class="linenos" data-line="1333"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'RFC'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-1334"><a href="#L-1334"><span class="linenos" data-line="1334"></span></a> <span class="kr">else</span> <span class="c1">-- RFC is only digits</span> </span><span id="L-1335"><a href="#L-1335"><span class="linenos" data-line="1335"></span></a> <span class="kd">local</span> <span class="n">id_num</span> <span class="o">=</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="n">id</span><span class="p">);</span> <span class="c1">-- convert id to a number for range testing</span> </span><span id="L-1336"><a href="#L-1336"><span class="linenos" data-line="1336"></span></a> <span class="kr">if</span> <span class="mi">1</span> <span class="o">></span> <span class="n">id_num</span> <span class="ow">or</span> <span class="n">handler</span><span class="p">.</span><span class="n">id_limit</span> <span class="o"><</span> <span class="n">id_num</span> <span class="kr">then</span> <span class="c1">-- if RFC is outside test limit boundaries</span> </span><span id="L-1337"><a href="#L-1337"><span class="linenos" data-line="1337"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_rfc'</span><span class="p">);</span> <span class="c1">-- set an error message</span> </span><span id="L-1338"><a href="#L-1338"><span class="linenos" data-line="1338"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'RFC'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-1339"><a href="#L-1339"><span class="linenos" data-line="1339"></span></a> <span class="kr">end</span> </span><span id="L-1340"><a href="#L-1340"><span class="linenos" data-line="1340"></span></a> <span class="kr">end</span> </span><span id="L-1341"><a href="#L-1341"><span class="linenos" data-line="1341"></span></a> </span><span id="L-1342"><a href="#L-1342"><span class="linenos" data-line="1342"></span></a> <span class="kr">return</span> <span class="n">external_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">q</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">q</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> </span><span id="L-1343"><a href="#L-1343"><span class="linenos" data-line="1343"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">id</span> <span class="o">=</span> <span class="n">id</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">,</span> <span class="n">encode</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">encode</span><span class="p">,</span> <span class="n">access</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">access</span><span class="p">});</span> </span><span id="L-1344"><a href="#L-1344"><span class="linenos" data-line="1344"></span></a><span class="kr">end</span> </span><span id="L-1345"><a href="#L-1345"><span class="linenos" data-line="1345"></span></a> </span><span id="L-1346"><a href="#L-1346"><span class="linenos" data-line="1346"></span></a> </span><span id="L-1347"><a href="#L-1347"><span class="linenos" data-line="1347"></span></a><span class="cm">--[[--------------------------< S 2 C I D >--------------------------------------------------------------------</span> </span><span id="L-1348"><a href="#L-1348"><span class="linenos" data-line="1348"></span></a> </span><span id="L-1349"><a href="#L-1349"><span class="linenos" data-line="1349"></span></a><span class="cm">Format an S2CID, do simple error checking</span> </span><span id="L-1350"><a href="#L-1350"><span class="linenos" data-line="1350"></span></a> </span><span id="L-1351"><a href="#L-1351"><span class="linenos" data-line="1351"></span></a><span class="cm">S2CIDs are sequential numbers beginning at 1 and counting up. This code checks the S2CID to see that it is only</span> </span><span id="L-1352"><a href="#L-1352"><span class="linenos" data-line="1352"></span></a><span class="cm">digits and is less than test_limit; the value in local variable test_limit will need to be updated periodically</span> </span><span id="L-1353"><a href="#L-1353"><span class="linenos" data-line="1353"></span></a><span class="cm">as more S2CIDs are issued.</span> </span><span id="L-1354"><a href="#L-1354"><span class="linenos" data-line="1354"></span></a> </span><span id="L-1355"><a href="#L-1355"><span class="linenos" data-line="1355"></span></a><span class="cm">]]</span> </span><span id="L-1356"><a href="#L-1356"><span class="linenos" data-line="1356"></span></a> </span><span id="L-1357"><a href="#L-1357"><span class="linenos" data-line="1357"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">s2cid</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-1358"><a href="#L-1358"><span class="linenos" data-line="1358"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-1359"><a href="#L-1359"><span class="linenos" data-line="1359"></span></a> <span class="kd">local</span> <span class="n">access</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">access</span><span class="p">;</span> </span><span id="L-1360"><a href="#L-1360"><span class="linenos" data-line="1360"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-1361"><a href="#L-1361"><span class="linenos" data-line="1361"></span></a> <span class="kd">local</span> <span class="n">id_num</span><span class="p">;</span> </span><span id="L-1362"><a href="#L-1362"><span class="linenos" data-line="1362"></span></a> <span class="kd">local</span> <span class="n">text</span><span class="p">;</span> </span><span id="L-1363"><a href="#L-1363"><span class="linenos" data-line="1363"></span></a> </span><span id="L-1364"><a href="#L-1364"><span class="linenos" data-line="1364"></span></a> <span class="n">id_num</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="s1">'^[1-9]%d*$'</span><span class="p">);</span> <span class="c1">-- id must be all digits; must not begin with 0; no open access flag</span> </span><span id="L-1365"><a href="#L-1365"><span class="linenos" data-line="1365"></span></a> </span><span id="L-1366"><a href="#L-1366"><span class="linenos" data-line="1366"></span></a> <span class="kr">if</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">id_num</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- id_num has a value so test it</span> </span><span id="L-1367"><a href="#L-1367"><span class="linenos" data-line="1367"></span></a> <span class="n">id_num</span> <span class="o">=</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="n">id_num</span><span class="p">);</span> <span class="c1">-- convert id_num to a number for range testing</span> </span><span id="L-1368"><a href="#L-1368"><span class="linenos" data-line="1368"></span></a> <span class="kr">if</span> <span class="n">handler</span><span class="p">.</span><span class="n">id_limit</span> <span class="o"><</span> <span class="n">id_num</span> <span class="kr">then</span> <span class="c1">-- if S2CID is outside test limit boundaries</span> </span><span id="L-1369"><a href="#L-1369"><span class="linenos" data-line="1369"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_s2cid'</span><span class="p">);</span> <span class="c1">-- set an error message</span> </span><span id="L-1370"><a href="#L-1370"><span class="linenos" data-line="1370"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'S2CID'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-1371"><a href="#L-1371"><span class="linenos" data-line="1371"></span></a> <span class="kr">end</span> </span><span id="L-1372"><a href="#L-1372"><span class="linenos" data-line="1372"></span></a> <span class="kr">else</span> <span class="c1">-- when id format incorrect</span> </span><span id="L-1373"><a href="#L-1373"><span class="linenos" data-line="1373"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_s2cid'</span><span class="p">);</span> <span class="c1">-- set an error message</span> </span><span id="L-1374"><a href="#L-1374"><span class="linenos" data-line="1374"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'S2CID'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-1375"><a href="#L-1375"><span class="linenos" data-line="1375"></span></a> <span class="kr">end</span> </span><span id="L-1376"><a href="#L-1376"><span class="linenos" data-line="1376"></span></a> </span><span id="L-1377"><a href="#L-1377"><span class="linenos" data-line="1377"></span></a> <span class="n">text</span> <span class="o">=</span> <span class="n">external_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">q</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">q</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> </span><span id="L-1378"><a href="#L-1378"><span class="linenos" data-line="1378"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">id</span> <span class="o">=</span> <span class="n">id</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">,</span> <span class="n">encode</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">encode</span><span class="p">,</span> <span class="n">access</span> <span class="o">=</span> <span class="n">access</span><span class="p">});</span> </span><span id="L-1379"><a href="#L-1379"><span class="linenos" data-line="1379"></span></a> </span><span id="L-1380"><a href="#L-1380"><span class="linenos" data-line="1380"></span></a> <span class="kr">return</span> <span class="n">text</span><span class="p">;</span> </span><span id="L-1381"><a href="#L-1381"><span class="linenos" data-line="1381"></span></a><span class="kr">end</span> </span><span id="L-1382"><a href="#L-1382"><span class="linenos" data-line="1382"></span></a> </span><span id="L-1383"><a href="#L-1383"><span class="linenos" data-line="1383"></span></a> </span><span id="L-1384"><a href="#L-1384"><span class="linenos" data-line="1384"></span></a><span class="cm">--[[--------------------------< S B N >------------------------------------------------------------------------</span> </span><span id="L-1385"><a href="#L-1385"><span class="linenos" data-line="1385"></span></a> </span><span id="L-1386"><a href="#L-1386"><span class="linenos" data-line="1386"></span></a><span class="cm">9-digit form of ISBN-10; uses same check-digit validation when SBN is prefixed with an additional '0' to make 10 digits</span> </span><span id="L-1387"><a href="#L-1387"><span class="linenos" data-line="1387"></span></a> </span><span id="L-1388"><a href="#L-1388"><span class="linenos" data-line="1388"></span></a><span class="cm">sbn value not made part of COinS metadata because we don't have a url or isn't a COinS-defined identifier (rft.xxx)</span> </span><span id="L-1389"><a href="#L-1389"><span class="linenos" data-line="1389"></span></a><span class="cm">or an identifier registered at info-uri.info (info:)</span> </span><span id="L-1390"><a href="#L-1390"><span class="linenos" data-line="1390"></span></a> </span><span id="L-1391"><a href="#L-1391"><span class="linenos" data-line="1391"></span></a><span class="cm">]]</span> </span><span id="L-1392"><a href="#L-1392"><span class="linenos" data-line="1392"></span></a> </span><span id="L-1393"><a href="#L-1393"><span class="linenos" data-line="1393"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">sbn</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-1394"><a href="#L-1394"><span class="linenos" data-line="1394"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-1395"><a href="#L-1395"><span class="linenos" data-line="1395"></span></a> <span class="kd">local</span> <span class="n">ignore_invalid</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">accept</span><span class="p">;</span> </span><span id="L-1396"><a href="#L-1396"><span class="linenos" data-line="1396"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-1397"><a href="#L-1397"><span class="linenos" data-line="1397"></span></a> <span class="kd">local</span> <span class="kr">function</span> <span class="nf">return_result</span> <span class="p">(</span><span class="n">check</span><span class="p">,</span> <span class="n">err_type</span><span class="p">)</span> <span class="c1">-- local function to handle the various returns</span> </span><span id="L-1398"><a href="#L-1398"><span class="linenos" data-line="1398"></span></a> <span class="kd">local</span> <span class="n">SBN</span> <span class="o">=</span> <span class="n">internal_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> </span><span id="L-1399"><a href="#L-1399"><span class="linenos" data-line="1399"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">id</span> <span class="o">=</span> <span class="n">id</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">});</span> </span><span id="L-1400"><a href="#L-1400"><span class="linenos" data-line="1400"></span></a> <span class="kr">if</span> <span class="ow">not</span> <span class="n">ignore_invalid</span> <span class="kr">then</span> <span class="c1">-- if not ignoring SBN errors</span> </span><span id="L-1401"><a href="#L-1401"><span class="linenos" data-line="1401"></span></a> <span class="kr">if</span> <span class="ow">not</span> <span class="n">check</span> <span class="kr">then</span> </span><span id="L-1402"><a href="#L-1402"><span class="linenos" data-line="1402"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'SBN'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS; not really necessary here because sbn not made part of COinS</span> </span><span id="L-1403"><a href="#L-1403"><span class="linenos" data-line="1403"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_sbn'</span><span class="p">,</span> <span class="p">{</span><span class="n">err_type</span><span class="p">});</span> <span class="c1">-- display an error message</span> </span><span id="L-1404"><a href="#L-1404"><span class="linenos" data-line="1404"></span></a> <span class="kr">return</span> <span class="n">SBN</span><span class="p">;</span> </span><span id="L-1405"><a href="#L-1405"><span class="linenos" data-line="1405"></span></a> <span class="kr">end</span> </span><span id="L-1406"><a href="#L-1406"><span class="linenos" data-line="1406"></span></a> <span class="kr">else</span> </span><span id="L-1407"><a href="#L-1407"><span class="linenos" data-line="1407"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'maint_isbn_ignore'</span><span class="p">);</span> <span class="c1">-- add a maint category even when there is no error (ToDo: Possibly switch to separate message for SBNs only)</span> </span><span id="L-1408"><a href="#L-1408"><span class="linenos" data-line="1408"></span></a> <span class="kr">end</span> </span><span id="L-1409"><a href="#L-1409"><span class="linenos" data-line="1409"></span></a> <span class="kr">return</span> <span class="n">SBN</span><span class="p">;</span> </span><span id="L-1410"><a href="#L-1410"><span class="linenos" data-line="1410"></span></a> <span class="kr">end</span> </span><span id="L-1411"><a href="#L-1411"><span class="linenos" data-line="1411"></span></a> </span><span id="L-1412"><a href="#L-1412"><span class="linenos" data-line="1412"></span></a> <span class="kr">if</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="s1">'[^%s-0-9X]'</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-1413"><a href="#L-1413"><span class="linenos" data-line="1413"></span></a> <span class="kr">return</span> <span class="n">return_result</span> <span class="p">(</span><span class="kc">false</span><span class="p">,</span> <span class="n">cfg</span><span class="p">.</span><span class="n">err_msg_supl</span><span class="p">.</span><span class="n">char</span><span class="p">);</span> <span class="c1">-- fail if SBN contains anything but digits, hyphens, or the uppercase X</span> </span><span id="L-1414"><a href="#L-1414"><span class="linenos" data-line="1414"></span></a> <span class="kr">end</span> </span><span id="L-1415"><a href="#L-1415"><span class="linenos" data-line="1415"></span></a> </span><span id="L-1416"><a href="#L-1416"><span class="linenos" data-line="1416"></span></a> <span class="kd">local</span> <span class="n">ident</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">gsub</span> <span class="p">(</span><span class="s1">'[%s-]'</span><span class="p">,</span> <span class="s1">''</span><span class="p">);</span> <span class="c1">-- remove hyphens and whitespace; they interfere with the rest of the tests</span> </span><span id="L-1417"><a href="#L-1417"><span class="linenos" data-line="1417"></span></a> </span><span id="L-1418"><a href="#L-1418"><span class="linenos" data-line="1418"></span></a> <span class="kr">if</span> <span class="mi">9</span> <span class="o">~=</span> <span class="n">ident</span><span class="p">:</span><span class="n">len</span><span class="p">()</span> <span class="kr">then</span> </span><span id="L-1419"><a href="#L-1419"><span class="linenos" data-line="1419"></span></a> <span class="kr">return</span> <span class="n">return_result</span> <span class="p">(</span><span class="kc">false</span><span class="p">,</span> <span class="n">cfg</span><span class="p">.</span><span class="n">err_msg_supl</span><span class="p">.</span><span class="n">length</span><span class="p">);</span> <span class="c1">-- fail if incorrect length</span> </span><span id="L-1420"><a href="#L-1420"><span class="linenos" data-line="1420"></span></a> <span class="kr">end</span> </span><span id="L-1421"><a href="#L-1421"><span class="linenos" data-line="1421"></span></a> </span><span id="L-1422"><a href="#L-1422"><span class="linenos" data-line="1422"></span></a> <span class="kr">if</span> <span class="n">ident</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="s1">'^%d*X?$'</span><span class="p">)</span> <span class="o">==</span> <span class="kc">nil</span> <span class="kr">then</span> </span><span id="L-1423"><a href="#L-1423"><span class="linenos" data-line="1423"></span></a> <span class="kr">return</span> <span class="n">return_result</span> <span class="p">(</span><span class="kc">false</span><span class="p">,</span> <span class="n">cfg</span><span class="p">.</span><span class="n">err_msg_supl</span><span class="p">.</span><span class="n">form</span><span class="p">);</span> <span class="c1">-- fail if SBN has 'X' anywhere but last position</span> </span><span id="L-1424"><a href="#L-1424"><span class="linenos" data-line="1424"></span></a> <span class="kr">end</span> </span><span id="L-1425"><a href="#L-1425"><span class="linenos" data-line="1425"></span></a> </span><span id="L-1426"><a href="#L-1426"><span class="linenos" data-line="1426"></span></a> <span class="kr">return</span> <span class="n">return_result</span> <span class="p">(</span><span class="n">is_valid_isxn</span> <span class="p">(</span><span class="s1">'0'</span> <span class="o">..</span> <span class="n">ident</span><span class="p">,</span> <span class="mi">10</span><span class="p">),</span> <span class="n">cfg</span><span class="p">.</span><span class="n">err_msg_supl</span><span class="p">.</span><span class="n">check</span><span class="p">);</span> </span><span id="L-1427"><a href="#L-1427"><span class="linenos" data-line="1427"></span></a><span class="kr">end</span> </span><span id="L-1428"><a href="#L-1428"><span class="linenos" data-line="1428"></span></a> </span><span id="L-1429"><a href="#L-1429"><span class="linenos" data-line="1429"></span></a> </span><span id="L-1430"><a href="#L-1430"><span class="linenos" data-line="1430"></span></a><span class="cm">--[[--------------------------< S S R N >----------------------------------------------------------------------</span> </span><span id="L-1431"><a href="#L-1431"><span class="linenos" data-line="1431"></span></a> </span><span id="L-1432"><a href="#L-1432"><span class="linenos" data-line="1432"></span></a><span class="cm">Format an SSRN, do simple error checking</span> </span><span id="L-1433"><a href="#L-1433"><span class="linenos" data-line="1433"></span></a> </span><span id="L-1434"><a href="#L-1434"><span class="linenos" data-line="1434"></span></a><span class="cm">SSRNs are sequential numbers beginning at 100? and counting up. This code checks the SSRN to see that it is</span> </span><span id="L-1435"><a href="#L-1435"><span class="linenos" data-line="1435"></span></a><span class="cm">only digits and is greater than 99 and less than test_limit; the value in local variable test_limit will need</span> </span><span id="L-1436"><a href="#L-1436"><span class="linenos" data-line="1436"></span></a><span class="cm">to be updated periodically as more SSRNs are issued.</span> </span><span id="L-1437"><a href="#L-1437"><span class="linenos" data-line="1437"></span></a> </span><span id="L-1438"><a href="#L-1438"><span class="linenos" data-line="1438"></span></a><span class="cm">]]</span> </span><span id="L-1439"><a href="#L-1439"><span class="linenos" data-line="1439"></span></a> </span><span id="L-1440"><a href="#L-1440"><span class="linenos" data-line="1440"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">ssrn</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-1441"><a href="#L-1441"><span class="linenos" data-line="1441"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-1442"><a href="#L-1442"><span class="linenos" data-line="1442"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-1443"><a href="#L-1443"><span class="linenos" data-line="1443"></span></a> <span class="kd">local</span> <span class="n">id_num</span><span class="p">;</span> </span><span id="L-1444"><a href="#L-1444"><span class="linenos" data-line="1444"></span></a> <span class="kd">local</span> <span class="n">text</span><span class="p">;</span> </span><span id="L-1445"><a href="#L-1445"><span class="linenos" data-line="1445"></span></a> </span><span id="L-1446"><a href="#L-1446"><span class="linenos" data-line="1446"></span></a> <span class="n">id_num</span> <span class="o">=</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span> <span class="p">(</span><span class="s1">'^%d+$'</span><span class="p">);</span> <span class="c1">-- id must be all digits</span> </span><span id="L-1447"><a href="#L-1447"><span class="linenos" data-line="1447"></span></a> </span><span id="L-1448"><a href="#L-1448"><span class="linenos" data-line="1448"></span></a> <span class="kr">if</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">id_num</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- id_num has a value so test it</span> </span><span id="L-1449"><a href="#L-1449"><span class="linenos" data-line="1449"></span></a> <span class="n">id_num</span> <span class="o">=</span> <span class="nb">tonumber</span> <span class="p">(</span><span class="n">id_num</span><span class="p">);</span> <span class="c1">-- convert id_num to a number for range testing</span> </span><span id="L-1450"><a href="#L-1450"><span class="linenos" data-line="1450"></span></a> <span class="kr">if</span> <span class="mi">100</span> <span class="o">></span> <span class="n">id_num</span> <span class="ow">or</span> <span class="n">handler</span><span class="p">.</span><span class="n">id_limit</span> <span class="o"><</span> <span class="n">id_num</span> <span class="kr">then</span> <span class="c1">-- if SSRN is outside test limit boundaries</span> </span><span id="L-1451"><a href="#L-1451"><span class="linenos" data-line="1451"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_ssrn'</span><span class="p">);</span> <span class="c1">-- set an error message</span> </span><span id="L-1452"><a href="#L-1452"><span class="linenos" data-line="1452"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'SSRN'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-1453"><a href="#L-1453"><span class="linenos" data-line="1453"></span></a> <span class="kr">end</span> </span><span id="L-1454"><a href="#L-1454"><span class="linenos" data-line="1454"></span></a> <span class="kr">else</span> <span class="c1">-- when id format incorrect</span> </span><span id="L-1455"><a href="#L-1455"><span class="linenos" data-line="1455"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_ssrn'</span><span class="p">);</span> <span class="c1">-- set an error message</span> </span><span id="L-1456"><a href="#L-1456"><span class="linenos" data-line="1456"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'SSRN'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-1457"><a href="#L-1457"><span class="linenos" data-line="1457"></span></a> <span class="kr">end</span> </span><span id="L-1458"><a href="#L-1458"><span class="linenos" data-line="1458"></span></a> </span><span id="L-1459"><a href="#L-1459"><span class="linenos" data-line="1459"></span></a> <span class="n">text</span> <span class="o">=</span> <span class="n">external_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">q</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">q</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> </span><span id="L-1460"><a href="#L-1460"><span class="linenos" data-line="1460"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">id</span> <span class="o">=</span> <span class="n">id</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">,</span> <span class="n">encode</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">encode</span><span class="p">,</span> <span class="n">access</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">access</span><span class="p">});</span> </span><span id="L-1461"><a href="#L-1461"><span class="linenos" data-line="1461"></span></a> </span><span id="L-1462"><a href="#L-1462"><span class="linenos" data-line="1462"></span></a> <span class="kr">return</span> <span class="n">text</span><span class="p">;</span> </span><span id="L-1463"><a href="#L-1463"><span class="linenos" data-line="1463"></span></a><span class="kr">end</span> </span><span id="L-1464"><a href="#L-1464"><span class="linenos" data-line="1464"></span></a> </span><span id="L-1465"><a href="#L-1465"><span class="linenos" data-line="1465"></span></a> </span><span id="L-1466"><a href="#L-1466"><span class="linenos" data-line="1466"></span></a><span class="cm">--[[--------------------------< U S E N E T _ I D >------------------------------------------------------------</span> </span><span id="L-1467"><a href="#L-1467"><span class="linenos" data-line="1467"></span></a> </span><span id="L-1468"><a href="#L-1468"><span class="linenos" data-line="1468"></span></a><span class="cm">Validate and format a usenet message id. Simple error checking, looks for 'id-left@id-right' not enclosed in</span> </span><span id="L-1469"><a href="#L-1469"><span class="linenos" data-line="1469"></span></a><span class="cm">'<' and/or '>' angle brackets.</span> </span><span id="L-1470"><a href="#L-1470"><span class="linenos" data-line="1470"></span></a> </span><span id="L-1471"><a href="#L-1471"><span class="linenos" data-line="1471"></span></a><span class="cm">]]</span> </span><span id="L-1472"><a href="#L-1472"><span class="linenos" data-line="1472"></span></a> </span><span id="L-1473"><a href="#L-1473"><span class="linenos" data-line="1473"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">usenet_id</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-1474"><a href="#L-1474"><span class="linenos" data-line="1474"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-1475"><a href="#L-1475"><span class="linenos" data-line="1475"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-1476"><a href="#L-1476"><span class="linenos" data-line="1476"></span></a> </span><span id="L-1477"><a href="#L-1477"><span class="linenos" data-line="1477"></span></a> <span class="kd">local</span> <span class="n">text</span> <span class="o">=</span> <span class="n">external_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">q</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">q</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> </span><span id="L-1478"><a href="#L-1478"><span class="linenos" data-line="1478"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">id</span> <span class="o">=</span> <span class="n">id</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">,</span> <span class="n">encode</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">encode</span><span class="p">})</span> </span><span id="L-1479"><a href="#L-1479"><span class="linenos" data-line="1479"></span></a> </span><span id="L-1480"><a href="#L-1480"><span class="linenos" data-line="1480"></span></a> <span class="kr">if</span> <span class="ow">not</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s1">'^.+@.+$'</span><span class="p">)</span> <span class="ow">or</span> <span class="ow">not</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s1">'^[^<].*[^>]$'</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- doesn't have '@' or has one or first or last character is '< or '>'</span> </span><span id="L-1481"><a href="#L-1481"><span class="linenos" data-line="1481"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_usenet_id'</span><span class="p">)</span> <span class="c1">-- add an error message if the message id is invalid</span> </span><span id="L-1482"><a href="#L-1482"><span class="linenos" data-line="1482"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'USENETID'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-1483"><a href="#L-1483"><span class="linenos" data-line="1483"></span></a> <span class="kr">end</span> </span><span id="L-1484"><a href="#L-1484"><span class="linenos" data-line="1484"></span></a> </span><span id="L-1485"><a href="#L-1485"><span class="linenos" data-line="1485"></span></a> <span class="kr">return</span> <span class="n">text</span><span class="p">;</span> </span><span id="L-1486"><a href="#L-1486"><span class="linenos" data-line="1486"></span></a><span class="kr">end</span> </span><span id="L-1487"><a href="#L-1487"><span class="linenos" data-line="1487"></span></a> </span><span id="L-1488"><a href="#L-1488"><span class="linenos" data-line="1488"></span></a> </span><span id="L-1489"><a href="#L-1489"><span class="linenos" data-line="1489"></span></a><span class="cm">--[[--------------------------< Z B L >-----------------------------------------------------------------------</span> </span><span id="L-1490"><a href="#L-1490"><span class="linenos" data-line="1490"></span></a> </span><span id="L-1491"><a href="#L-1491"><span class="linenos" data-line="1491"></span></a><span class="cm">A numerical identifier in the form nnnn.nnnnn - leading zeros in the first quartet optional</span> </span><span id="L-1492"><a href="#L-1492"><span class="linenos" data-line="1492"></span></a> </span><span id="L-1493"><a href="#L-1493"><span class="linenos" data-line="1493"></span></a><span class="cm">format described here: http://emis.mi.sanu.ac.rs/ZMATH/zmath/en/help/search/</span> </span><span id="L-1494"><a href="#L-1494"><span class="linenos" data-line="1494"></span></a> </span><span id="L-1495"><a href="#L-1495"><span class="linenos" data-line="1495"></span></a><span class="cm">temporary format is apparently eight digits. Anything else is an error</span> </span><span id="L-1496"><a href="#L-1496"><span class="linenos" data-line="1496"></span></a> </span><span id="L-1497"><a href="#L-1497"><span class="linenos" data-line="1497"></span></a><span class="cm">]]</span> </span><span id="L-1498"><a href="#L-1498"><span class="linenos" data-line="1498"></span></a> </span><span id="L-1499"><a href="#L-1499"><span class="linenos" data-line="1499"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">zbl</span> <span class="p">(</span><span class="n">options</span><span class="p">)</span> </span><span id="L-1500"><a href="#L-1500"><span class="linenos" data-line="1500"></span></a> <span class="kd">local</span> <span class="n">id</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">id</span><span class="p">;</span> </span><span id="L-1501"><a href="#L-1501"><span class="linenos" data-line="1501"></span></a> <span class="kd">local</span> <span class="n">handler</span> <span class="o">=</span> <span class="n">options</span><span class="p">.</span><span class="n">handler</span><span class="p">;</span> </span><span id="L-1502"><a href="#L-1502"><span class="linenos" data-line="1502"></span></a> </span><span id="L-1503"><a href="#L-1503"><span class="linenos" data-line="1503"></span></a> <span class="kr">if</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s1">'^%d%d%d%d%d%d%d%d$'</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- is this identifier using temporary format?</span> </span><span id="L-1504"><a href="#L-1504"><span class="linenos" data-line="1504"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'maint_zbl'</span><span class="p">);</span> <span class="c1">-- yes, add maint cat</span> </span><span id="L-1505"><a href="#L-1505"><span class="linenos" data-line="1505"></span></a> <span class="kr">elseif</span> <span class="ow">not</span> <span class="n">id</span><span class="p">:</span><span class="n">match</span><span class="p">(</span><span class="s1">'^%d?%d?%d?%d%.%d%d%d%d%d$'</span><span class="p">)</span> <span class="kr">then</span> <span class="c1">-- not temporary, is it normal format?</span> </span><span id="L-1506"><a href="#L-1506"><span class="linenos" data-line="1506"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_bad_zbl'</span><span class="p">);</span> <span class="c1">-- no, set an error message</span> </span><span id="L-1507"><a href="#L-1507"><span class="linenos" data-line="1507"></span></a> <span class="n">options</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="s1">'ZBL'</span><span class="p">]</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- when error, unset so not included in COinS</span> </span><span id="L-1508"><a href="#L-1508"><span class="linenos" data-line="1508"></span></a> <span class="kr">end</span> </span><span id="L-1509"><a href="#L-1509"><span class="linenos" data-line="1509"></span></a> </span><span id="L-1510"><a href="#L-1510"><span class="linenos" data-line="1510"></span></a> <span class="kr">return</span> <span class="n">external_link_id</span> <span class="p">({</span><span class="n">link</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">link</span><span class="p">,</span> <span class="n">label</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">label</span><span class="p">,</span> <span class="n">q</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">q</span><span class="p">,</span> <span class="n">redirect</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">redirect</span><span class="p">,</span> </span><span id="L-1511"><a href="#L-1511"><span class="linenos" data-line="1511"></span></a> <span class="n">prefix</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">prefix</span><span class="p">,</span> <span class="n">id</span> <span class="o">=</span> <span class="n">id</span><span class="p">,</span> <span class="n">separator</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">separator</span><span class="p">,</span> <span class="n">encode</span> <span class="o">=</span> <span class="n">handler</span><span class="p">.</span><span class="n">encode</span><span class="p">});</span> </span><span id="L-1512"><a href="#L-1512"><span class="linenos" data-line="1512"></span></a><span class="kr">end</span> </span><span id="L-1513"><a href="#L-1513"><span class="linenos" data-line="1513"></span></a> </span><span id="L-1514"><a href="#L-1514"><span class="linenos" data-line="1514"></span></a> </span><span id="L-1515"><a href="#L-1515"><span class="linenos" data-line="1515"></span></a><span class="c1">--============================<< I N T E R F A C E F U N C T I O N S >>==========================================</span> </span><span id="L-1516"><a href="#L-1516"><span class="linenos" data-line="1516"></span></a> </span><span id="L-1517"><a href="#L-1517"><span class="linenos" data-line="1517"></span></a><span class="cm">--[[--------------------------< E X T R A C T _ I D S >------------------------------------------------------------</span> </span><span id="L-1518"><a href="#L-1518"><span class="linenos" data-line="1518"></span></a> </span><span id="L-1519"><a href="#L-1519"><span class="linenos" data-line="1519"></span></a><span class="cm">Populates ID table from arguments using configuration settings. Loops through cfg.id_handlers and searches args for</span> </span><span id="L-1520"><a href="#L-1520"><span class="linenos" data-line="1520"></span></a><span class="cm">any of the parameters listed in each cfg.id_handlers['...'].parameters. If found, adds the parameter and value to</span> </span><span id="L-1521"><a href="#L-1521"><span class="linenos" data-line="1521"></span></a><span class="cm">the identifier list. Emits redundant error message if more than one alias exists in args</span> </span><span id="L-1522"><a href="#L-1522"><span class="linenos" data-line="1522"></span></a> </span><span id="L-1523"><a href="#L-1523"><span class="linenos" data-line="1523"></span></a><span class="cm">]]</span> </span><span id="L-1524"><a href="#L-1524"><span class="linenos" data-line="1524"></span></a> </span><span id="L-1525"><a href="#L-1525"><span class="linenos" data-line="1525"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">extract_ids</span> <span class="p">(</span><span class="n">args</span><span class="p">)</span> </span><span id="L-1526"><a href="#L-1526"><span class="linenos" data-line="1526"></span></a> <span class="kd">local</span> <span class="n">id_list</span> <span class="o">=</span> <span class="p">{};</span> <span class="c1">-- list of identifiers found in args</span> </span><span id="L-1527"><a href="#L-1527"><span class="linenos" data-line="1527"></span></a> <span class="kr">for</span> <span class="n">k</span><span class="p">,</span> <span class="n">v</span> <span class="kr">in</span> <span class="nb">pairs</span> <span class="p">(</span><span class="n">cfg</span><span class="p">.</span><span class="n">id_handlers</span><span class="p">)</span> <span class="kr">do</span> <span class="c1">-- k is uppercase identifier name as index to cfg.id_handlers; e.g. cfg.id_handlers['ISBN'], v is a table</span> </span><span id="L-1528"><a href="#L-1528"><span class="linenos" data-line="1528"></span></a> <span class="n">v</span> <span class="o">=</span> <span class="n">select_one</span> <span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="n">v</span><span class="p">.</span><span class="n">parameters</span><span class="p">,</span> <span class="s1">'err_redundant_parameters'</span> <span class="p">);</span> <span class="c1">-- v.parameters is a table of aliases for k; here we pick one from args if present</span> </span><span id="L-1529"><a href="#L-1529"><span class="linenos" data-line="1529"></span></a> <span class="kr">if</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">v</span><span class="p">)</span> <span class="kr">then</span> <span class="n">id_list</span><span class="p">[</span><span class="n">k</span><span class="p">]</span> <span class="o">=</span> <span class="n">v</span><span class="p">;</span> <span class="kr">end</span> <span class="c1">-- if found in args, add identifier to our list</span> </span><span id="L-1530"><a href="#L-1530"><span class="linenos" data-line="1530"></span></a> <span class="kr">end</span> </span><span id="L-1531"><a href="#L-1531"><span class="linenos" data-line="1531"></span></a> <span class="kr">return</span> <span class="n">id_list</span><span class="p">;</span> </span><span id="L-1532"><a href="#L-1532"><span class="linenos" data-line="1532"></span></a><span class="kr">end</span> </span><span id="L-1533"><a href="#L-1533"><span class="linenos" data-line="1533"></span></a> </span><span id="L-1534"><a href="#L-1534"><span class="linenos" data-line="1534"></span></a> </span><span id="L-1535"><a href="#L-1535"><span class="linenos" data-line="1535"></span></a><span class="cm">--[[--------------------------< E X T R A C T _ I D _ A C C E S S _ L E V E L S >--------------------------------------</span> </span><span id="L-1536"><a href="#L-1536"><span class="linenos" data-line="1536"></span></a> </span><span id="L-1537"><a href="#L-1537"><span class="linenos" data-line="1537"></span></a><span class="cm">Fetches custom id access levels from arguments using configuration settings. Parameters which have a predefined access</span> </span><span id="L-1538"><a href="#L-1538"><span class="linenos" data-line="1538"></span></a><span class="cm">level (e.g. arxiv) do not use this function as they are directly rendered as free without using an additional parameter.</span> </span><span id="L-1539"><a href="#L-1539"><span class="linenos" data-line="1539"></span></a> </span><span id="L-1540"><a href="#L-1540"><span class="linenos" data-line="1540"></span></a><span class="cm">returns a table of k/v pairs where k is same as the identifier's key in cfg.id_handlers and v is the assigned (valid) keyword</span> </span><span id="L-1541"><a href="#L-1541"><span class="linenos" data-line="1541"></span></a> </span><span id="L-1542"><a href="#L-1542"><span class="linenos" data-line="1542"></span></a><span class="cm">access-level values must match the case used in cfg.keywords_lists['id-access'] (lowercase unless there is some special reason for something else)</span> </span><span id="L-1543"><a href="#L-1543"><span class="linenos" data-line="1543"></span></a> </span><span id="L-1544"><a href="#L-1544"><span class="linenos" data-line="1544"></span></a><span class="cm">]]</span> </span><span id="L-1545"><a href="#L-1545"><span class="linenos" data-line="1545"></span></a> </span><span id="L-1546"><a href="#L-1546"><span class="linenos" data-line="1546"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">extract_id_access_levels</span> <span class="p">(</span><span class="n">args</span><span class="p">,</span> <span class="n">id_list</span><span class="p">)</span> </span><span id="L-1547"><a href="#L-1547"><span class="linenos" data-line="1547"></span></a> <span class="kd">local</span> <span class="n">id_accesses_list</span> <span class="o">=</span> <span class="p">{};</span> </span><span id="L-1548"><a href="#L-1548"><span class="linenos" data-line="1548"></span></a> <span class="kr">for</span> <span class="n">k</span><span class="p">,</span> <span class="n">v</span> <span class="kr">in</span> <span class="nb">pairs</span> <span class="p">(</span><span class="n">cfg</span><span class="p">.</span><span class="n">id_handlers</span><span class="p">)</span> <span class="kr">do</span> </span><span id="L-1549"><a href="#L-1549"><span class="linenos" data-line="1549"></span></a> <span class="kd">local</span> <span class="n">access_param</span> <span class="o">=</span> <span class="n">v</span><span class="p">.</span><span class="n">custom_access</span><span class="p">;</span> <span class="c1">-- name of identifier's access-level parameter</span> </span><span id="L-1550"><a href="#L-1550"><span class="linenos" data-line="1550"></span></a> <span class="kr">if</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">access_param</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-1551"><a href="#L-1551"><span class="linenos" data-line="1551"></span></a> <span class="kd">local</span> <span class="n">access_level</span> <span class="o">=</span> <span class="n">args</span><span class="p">[</span><span class="n">access_param</span><span class="p">];</span> <span class="c1">-- get the assigned value if there is one</span> </span><span id="L-1552"><a href="#L-1552"><span class="linenos" data-line="1552"></span></a> <span class="kr">if</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">access_level</span><span class="p">)</span> <span class="kr">then</span> </span><span id="L-1553"><a href="#L-1553"><span class="linenos" data-line="1553"></span></a> <span class="kr">if</span> <span class="ow">not</span> <span class="n">in_array</span> <span class="p">(</span><span class="n">access_level</span><span class="p">,</span> <span class="n">cfg</span><span class="p">.</span><span class="n">keywords_lists</span><span class="p">[</span><span class="s1">'id-access'</span><span class="p">])</span> <span class="kr">then</span> <span class="c1">-- exact match required</span> </span><span id="L-1554"><a href="#L-1554"><span class="linenos" data-line="1554"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_invalid_param_val'</span><span class="p">,</span> <span class="p">{</span><span class="n">access_param</span><span class="p">,</span> <span class="n">access_level</span><span class="p">});</span> </span><span id="L-1555"><a href="#L-1555"><span class="linenos" data-line="1555"></span></a> <span class="n">access_level</span> <span class="o">=</span> <span class="kc">nil</span><span class="p">;</span> <span class="c1">-- invalid so unset</span> </span><span id="L-1556"><a href="#L-1556"><span class="linenos" data-line="1556"></span></a> <span class="kr">end</span> </span><span id="L-1557"><a href="#L-1557"><span class="linenos" data-line="1557"></span></a> <span class="kr">if</span> <span class="ow">not</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">id_list</span><span class="p">[</span><span class="n">k</span><span class="p">])</span> <span class="kr">then</span> <span class="c1">-- identifier access-level must have a matching identifier</span> </span><span id="L-1558"><a href="#L-1558"><span class="linenos" data-line="1558"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="s1">'err_param_access_requires_param'</span><span class="p">,</span> <span class="p">{</span><span class="n">k</span><span class="p">:</span><span class="n">lower</span><span class="p">()});</span> <span class="c1">-- parameter name is uppercase in cfg.id_handlers (k); lowercase for error message</span> </span><span id="L-1559"><a href="#L-1559"><span class="linenos" data-line="1559"></span></a> <span class="kr">end</span> </span><span id="L-1560"><a href="#L-1560"><span class="linenos" data-line="1560"></span></a> <span class="n">id_accesses_list</span><span class="p">[</span><span class="n">k</span><span class="p">]</span> <span class="o">=</span> <span class="n">cfg</span><span class="p">.</span><span class="n">keywords_xlate</span><span class="p">[</span><span class="n">access_level</span><span class="p">];</span> <span class="c1">-- get translated keyword</span> </span><span id="L-1561"><a href="#L-1561"><span class="linenos" data-line="1561"></span></a> <span class="kr">end</span> </span><span id="L-1562"><a href="#L-1562"><span class="linenos" data-line="1562"></span></a> <span class="kr">end</span> </span><span id="L-1563"><a href="#L-1563"><span class="linenos" data-line="1563"></span></a> <span class="kr">end</span> </span><span id="L-1564"><a href="#L-1564"><span class="linenos" data-line="1564"></span></a> <span class="kr">return</span> <span class="n">id_accesses_list</span><span class="p">;</span> </span><span id="L-1565"><a href="#L-1565"><span class="linenos" data-line="1565"></span></a><span class="kr">end</span> </span><span id="L-1566"><a href="#L-1566"><span class="linenos" data-line="1566"></span></a> </span><span id="L-1567"><a href="#L-1567"><span class="linenos" data-line="1567"></span></a> </span><span id="L-1568"><a href="#L-1568"><span class="linenos" data-line="1568"></span></a><span class="cm">--[[--------------------------< B U I L D _ I D _ L I S T >----------------------------------------------------</span> </span><span id="L-1569"><a href="#L-1569"><span class="linenos" data-line="1569"></span></a> </span><span id="L-1570"><a href="#L-1570"><span class="linenos" data-line="1570"></span></a><span class="cm">render the identifiers into a sorted sequence table</span> </span><span id="L-1571"><a href="#L-1571"><span class="linenos" data-line="1571"></span></a> </span><span id="L-1572"><a href="#L-1572"><span class="linenos" data-line="1572"></span></a><span class="cm"><ID_list_coins_t> is a table of k/v pairs where k is same as key in cfg.id_handlers and v is the assigned value</span> </span><span id="L-1573"><a href="#L-1573"><span class="linenos" data-line="1573"></span></a><span class="cm"><options_t> is a table of various k/v option pairs provided in the call to new_build_id_list();</span> </span><span id="L-1574"><a href="#L-1574"><span class="linenos" data-line="1574"></span></a><span class="cm"> modified by this function and passed to all identifier rendering functions</span> </span><span id="L-1575"><a href="#L-1575"><span class="linenos" data-line="1575"></span></a><span class="cm"><access_levels_t> is a table of k/v pairs where k is same as key in cfg.id_handlers and v is the assigned value (if valid)</span> </span><span id="L-1576"><a href="#L-1576"><span class="linenos" data-line="1576"></span></a> </span><span id="L-1577"><a href="#L-1577"><span class="linenos" data-line="1577"></span></a><span class="cm">returns a sequence table of sorted (by hkey - 'handler' key) rendered identifier strings</span> </span><span id="L-1578"><a href="#L-1578"><span class="linenos" data-line="1578"></span></a> </span><span id="L-1579"><a href="#L-1579"><span class="linenos" data-line="1579"></span></a><span class="cm">]]</span> </span><span id="L-1580"><a href="#L-1580"><span class="linenos" data-line="1580"></span></a> </span><span id="L-1581"><a href="#L-1581"><span class="linenos" data-line="1581"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">build_id_list</span> <span class="p">(</span><span class="n">ID_list_coins_t</span><span class="p">,</span> <span class="n">options_t</span><span class="p">,</span> <span class="n">access_levels_t</span><span class="p">)</span> </span><span id="L-1582"><a href="#L-1582"><span class="linenos" data-line="1582"></span></a> <span class="kd">local</span> <span class="n">ID_list_t</span> <span class="o">=</span> <span class="p">{};</span> </span><span id="L-1583"><a href="#L-1583"><span class="linenos" data-line="1583"></span></a> <span class="kd">local</span> <span class="n">accept</span><span class="p">;</span> </span><span id="L-1584"><a href="#L-1584"><span class="linenos" data-line="1584"></span></a> <span class="kd">local</span> <span class="n">func_map</span> <span class="o">=</span> <span class="p">{</span> <span class="c1">--function map points to functions associated with hkey identifier</span> </span><span id="L-1585"><a href="#L-1585"><span class="linenos" data-line="1585"></span></a> <span class="p">[</span><span class="s1">'ARXIV'</span><span class="p">]</span> <span class="o">=</span> <span class="n">arxiv</span><span class="p">,</span> </span><span id="L-1586"><a href="#L-1586"><span class="linenos" data-line="1586"></span></a> <span class="p">[</span><span class="s1">'ASIN'</span><span class="p">]</span> <span class="o">=</span> <span class="n">asin</span><span class="p">,</span> </span><span id="L-1587"><a href="#L-1587"><span class="linenos" data-line="1587"></span></a> <span class="p">[</span><span class="s1">'BIBCODE'</span><span class="p">]</span> <span class="o">=</span> <span class="n">bibcode</span><span class="p">,</span> </span><span id="L-1588"><a href="#L-1588"><span class="linenos" data-line="1588"></span></a> <span class="p">[</span><span class="s1">'BIORXIV'</span><span class="p">]</span> <span class="o">=</span> <span class="n">biorxiv</span><span class="p">,</span> </span><span id="L-1589"><a href="#L-1589"><span class="linenos" data-line="1589"></span></a> <span class="p">[</span><span class="s1">'CITESEERX'</span><span class="p">]</span> <span class="o">=</span> <span class="n">citeseerx</span><span class="p">,</span> </span><span id="L-1590"><a href="#L-1590"><span class="linenos" data-line="1590"></span></a> <span class="p">[</span><span class="s1">'DOI'</span><span class="p">]</span> <span class="o">=</span> <span class="n">doi</span><span class="p">,</span> </span><span id="L-1591"><a href="#L-1591"><span class="linenos" data-line="1591"></span></a> <span class="p">[</span><span class="s1">'EISSN'</span><span class="p">]</span> <span class="o">=</span> <span class="n">issn</span><span class="p">,</span> </span><span id="L-1592"><a href="#L-1592"><span class="linenos" data-line="1592"></span></a> <span class="p">[</span><span class="s1">'HDL'</span><span class="p">]</span> <span class="o">=</span> <span class="n">hdl</span><span class="p">,</span> </span><span id="L-1593"><a href="#L-1593"><span class="linenos" data-line="1593"></span></a> <span class="p">[</span><span class="s1">'ISBN'</span><span class="p">]</span> <span class="o">=</span> <span class="n">isbn</span><span class="p">,</span> </span><span id="L-1594"><a href="#L-1594"><span class="linenos" data-line="1594"></span></a> <span class="p">[</span><span class="s1">'ISMN'</span><span class="p">]</span> <span class="o">=</span> <span class="n">ismn</span><span class="p">,</span> </span><span id="L-1595"><a href="#L-1595"><span class="linenos" data-line="1595"></span></a> <span class="p">[</span><span class="s1">'ISSN'</span><span class="p">]</span> <span class="o">=</span> <span class="n">issn</span><span class="p">,</span> </span><span id="L-1596"><a href="#L-1596"><span class="linenos" data-line="1596"></span></a> <span class="p">[</span><span class="s1">'JFM'</span><span class="p">]</span> <span class="o">=</span> <span class="n">jfm</span><span class="p">,</span> </span><span id="L-1597"><a href="#L-1597"><span class="linenos" data-line="1597"></span></a> <span class="p">[</span><span class="s1">'JSTOR'</span><span class="p">]</span> <span class="o">=</span> <span class="n">jstor</span><span class="p">,</span> </span><span id="L-1598"><a href="#L-1598"><span class="linenos" data-line="1598"></span></a> <span class="p">[</span><span class="s1">'LCCN'</span><span class="p">]</span> <span class="o">=</span> <span class="n">lccn</span><span class="p">,</span> </span><span id="L-1599"><a href="#L-1599"><span class="linenos" data-line="1599"></span></a> <span class="p">[</span><span class="s1">'MEDRXIV'</span><span class="p">]</span> <span class="o">=</span> <span class="n">medrxiv</span><span class="p">,</span> </span><span id="L-1600"><a href="#L-1600"><span class="linenos" data-line="1600"></span></a> <span class="p">[</span><span class="s1">'MR'</span><span class="p">]</span> <span class="o">=</span> <span class="n">mr</span><span class="p">,</span> </span><span id="L-1601"><a href="#L-1601"><span class="linenos" data-line="1601"></span></a> <span class="p">[</span><span class="s1">'OCLC'</span><span class="p">]</span> <span class="o">=</span> <span class="n">oclc</span><span class="p">,</span> </span><span id="L-1602"><a href="#L-1602"><span class="linenos" data-line="1602"></span></a> <span class="p">[</span><span class="s1">'OL'</span><span class="p">]</span> <span class="o">=</span> <span class="n">openlibrary</span><span class="p">,</span> </span><span id="L-1603"><a href="#L-1603"><span class="linenos" data-line="1603"></span></a> <span class="p">[</span><span class="s1">'OSTI'</span><span class="p">]</span> <span class="o">=</span> <span class="n">osti</span><span class="p">,</span> </span><span id="L-1604"><a href="#L-1604"><span class="linenos" data-line="1604"></span></a> <span class="p">[</span><span class="s1">'PMC'</span><span class="p">]</span> <span class="o">=</span> <span class="n">pmc</span><span class="p">,</span> </span><span id="L-1605"><a href="#L-1605"><span class="linenos" data-line="1605"></span></a> <span class="p">[</span><span class="s1">'PMID'</span><span class="p">]</span> <span class="o">=</span> <span class="n">pmid</span><span class="p">,</span> </span><span id="L-1606"><a href="#L-1606"><span class="linenos" data-line="1606"></span></a> <span class="p">[</span><span class="s1">'RFC'</span><span class="p">]</span> <span class="o">=</span> <span class="n">rfc</span><span class="p">,</span> </span><span id="L-1607"><a href="#L-1607"><span class="linenos" data-line="1607"></span></a> <span class="p">[</span><span class="s1">'S2CID'</span><span class="p">]</span> <span class="o">=</span> <span class="n">s2cid</span><span class="p">,</span> </span><span id="L-1608"><a href="#L-1608"><span class="linenos" data-line="1608"></span></a> <span class="p">[</span><span class="s1">'SBN'</span><span class="p">]</span> <span class="o">=</span> <span class="n">sbn</span><span class="p">,</span> </span><span id="L-1609"><a href="#L-1609"><span class="linenos" data-line="1609"></span></a> <span class="p">[</span><span class="s1">'SSRN'</span><span class="p">]</span> <span class="o">=</span> <span class="n">ssrn</span><span class="p">,</span> </span><span id="L-1610"><a href="#L-1610"><span class="linenos" data-line="1610"></span></a> <span class="p">[</span><span class="s1">'USENETID'</span><span class="p">]</span> <span class="o">=</span> <span class="n">usenet_id</span><span class="p">,</span> </span><span id="L-1611"><a href="#L-1611"><span class="linenos" data-line="1611"></span></a> <span class="p">[</span><span class="s1">'ZBL'</span><span class="p">]</span> <span class="o">=</span> <span class="n">zbl</span><span class="p">,</span> </span><span id="L-1612"><a href="#L-1612"><span class="linenos" data-line="1612"></span></a> <span class="p">}</span> </span><span id="L-1613"><a href="#L-1613"><span class="linenos" data-line="1613"></span></a> </span><span id="L-1614"><a href="#L-1614"><span class="linenos" data-line="1614"></span></a> <span class="kr">for</span> <span class="n">hkey</span><span class="p">,</span> <span class="n">v</span> <span class="kr">in</span> <span class="nb">pairs</span> <span class="p">(</span><span class="n">ID_list_coins_t</span><span class="p">)</span> <span class="kr">do</span> </span><span id="L-1615"><a href="#L-1615"><span class="linenos" data-line="1615"></span></a> <span class="n">v</span><span class="p">,</span> <span class="n">accept</span> <span class="o">=</span> <span class="n">has_accept_as_written</span> <span class="p">(</span><span class="n">v</span><span class="p">);</span> <span class="c1">-- remove accept-as-written markup if present; accept is boolean true when markup removed; false else</span> </span><span id="L-1616"><a href="#L-1616"><span class="linenos" data-line="1616"></span></a> <span class="c1">-- every function gets the options table with value v and accept boolean</span> </span><span id="L-1617"><a href="#L-1617"><span class="linenos" data-line="1617"></span></a> <span class="n">options_t</span><span class="p">.</span><span class="n">hkey</span> <span class="o">=</span> <span class="n">hkey</span><span class="p">;</span> <span class="c1">-- ~/Configuration handler key</span> </span><span id="L-1618"><a href="#L-1618"><span class="linenos" data-line="1618"></span></a> <span class="n">options_t</span><span class="p">.</span><span class="n">id</span> <span class="o">=</span> <span class="n">v</span><span class="p">;</span> <span class="c1">-- add that identifier value to the options table</span> </span><span id="L-1619"><a href="#L-1619"><span class="linenos" data-line="1619"></span></a> <span class="n">options_t</span><span class="p">.</span><span class="n">accept</span> <span class="o">=</span> <span class="n">accept</span><span class="p">;</span> <span class="c1">-- add the accept boolean flag</span> </span><span id="L-1620"><a href="#L-1620"><span class="linenos" data-line="1620"></span></a> <span class="n">options_t</span><span class="p">.</span><span class="n">access</span> <span class="o">=</span> <span class="n">access_levels_t</span><span class="p">[</span><span class="n">hkey</span><span class="p">];</span> <span class="c1">-- add the access level for those that have an |<identifier-access= parameter</span> </span><span id="L-1621"><a href="#L-1621"><span class="linenos" data-line="1621"></span></a> <span class="n">options_t</span><span class="p">.</span><span class="n">handler</span> <span class="o">=</span> <span class="n">cfg</span><span class="p">.</span><span class="n">id_handlers</span><span class="p">[</span><span class="n">hkey</span><span class="p">];</span> </span><span id="L-1622"><a href="#L-1622"><span class="linenos" data-line="1622"></span></a> <span class="n">options_t</span><span class="p">.</span><span class="n">coins_list_t</span> <span class="o">=</span> <span class="n">ID_list_coins_t</span><span class="p">;</span> <span class="c1">-- pointer to ID_list_coins_t; for |asin= and |ol=; also to keep erroneous values out of the citation's metadata</span> </span><span id="L-1623"><a href="#L-1623"><span class="linenos" data-line="1623"></span></a> <span class="n">options_t</span><span class="p">.</span><span class="n">coins_list_t</span><span class="p">[</span><span class="n">hkey</span><span class="p">]</span> <span class="o">=</span> <span class="n">v</span><span class="p">;</span> <span class="c1">-- id value without accept-as-written markup for metadata</span> </span><span id="L-1624"><a href="#L-1624"><span class="linenos" data-line="1624"></span></a> </span><span id="L-1625"><a href="#L-1625"><span class="linenos" data-line="1625"></span></a> <span class="kr">if</span> <span class="n">options_t</span><span class="p">.</span><span class="n">handler</span><span class="p">.</span><span class="n">access</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">in_array</span> <span class="p">(</span><span class="n">options_t</span><span class="p">.</span><span class="n">handler</span><span class="p">.</span><span class="n">access</span><span class="p">,</span> <span class="n">cfg</span><span class="p">.</span><span class="n">keywords_lists</span><span class="p">[</span><span class="s1">'id-access'</span><span class="p">])</span> <span class="kr">then</span> </span><span id="L-1626"><a href="#L-1626"><span class="linenos" data-line="1626"></span></a> <span class="nb">error</span> <span class="p">(</span><span class="n">cfg</span><span class="p">.</span><span class="n">messages</span><span class="p">[</span><span class="s1">'unknown_ID_access'</span><span class="p">]</span> <span class="o">..</span> <span class="n">options_t</span><span class="p">.</span><span class="n">handler</span><span class="p">.</span><span class="n">access</span><span class="p">);</span> <span class="c1">-- here when handler access key set to a value not listed in list of allowed id access keywords</span> </span><span id="L-1627"><a href="#L-1627"><span class="linenos" data-line="1627"></span></a> <span class="kr">end</span> </span><span id="L-1628"><a href="#L-1628"><span class="linenos" data-line="1628"></span></a> </span><span id="L-1629"><a href="#L-1629"><span class="linenos" data-line="1629"></span></a> <span class="kr">if</span> <span class="n">func_map</span><span class="p">[</span><span class="n">hkey</span><span class="p">]</span> <span class="kr">then</span> </span><span id="L-1630"><a href="#L-1630"><span class="linenos" data-line="1630"></span></a> <span class="kd">local</span> <span class="n">id_text</span> <span class="o">=</span> <span class="n">func_map</span><span class="p">[</span><span class="n">hkey</span><span class="p">]</span> <span class="p">(</span><span class="n">options_t</span><span class="p">);</span> <span class="c1">-- call the function to get identifier text and any error message</span> </span><span id="L-1631"><a href="#L-1631"><span class="linenos" data-line="1631"></span></a> <span class="nb">table.insert</span> <span class="p">(</span><span class="n">ID_list_t</span><span class="p">,</span> <span class="p">{</span><span class="n">hkey</span><span class="p">,</span> <span class="n">id_text</span><span class="p">});</span> <span class="c1">-- add identifier text to the output sequence table</span> </span><span id="L-1632"><a href="#L-1632"><span class="linenos" data-line="1632"></span></a> <span class="kr">else</span> </span><span id="L-1633"><a href="#L-1633"><span class="linenos" data-line="1633"></span></a> <span class="nb">error</span> <span class="p">(</span><span class="n">cfg</span><span class="p">.</span><span class="n">messages</span><span class="p">[</span><span class="s1">'unknown_ID_key'</span><span class="p">]</span> <span class="o">..</span> <span class="n">hkey</span><span class="p">);</span> <span class="c1">-- here when func_map doesn't have a function for hkey</span> </span><span id="L-1634"><a href="#L-1634"><span class="linenos" data-line="1634"></span></a> <span class="kr">end</span> </span><span id="L-1635"><a href="#L-1635"><span class="linenos" data-line="1635"></span></a> <span class="kr">end</span> </span><span id="L-1636"><a href="#L-1636"><span class="linenos" data-line="1636"></span></a> </span><span id="L-1637"><a href="#L-1637"><span class="linenos" data-line="1637"></span></a> <span class="kd">local</span> <span class="kr">function</span> <span class="nf">comp</span> <span class="p">(</span><span class="n">a</span><span class="p">,</span> <span class="n">b</span><span class="p">)</span> <span class="c1">-- used by following table.sort()</span> </span><span id="L-1638"><a href="#L-1638"><span class="linenos" data-line="1638"></span></a> <span class="kr">return</span> <span class="n">a</span><span class="p">[</span><span class="mi">1</span><span class="p">]:</span><span class="n">lower</span><span class="p">()</span> <span class="o"><</span> <span class="n">b</span><span class="p">[</span><span class="mi">1</span><span class="p">]:</span><span class="n">lower</span><span class="p">();</span> <span class="c1">-- sort by hkey</span> </span><span id="L-1639"><a href="#L-1639"><span class="linenos" data-line="1639"></span></a> <span class="kr">end</span> </span><span id="L-1640"><a href="#L-1640"><span class="linenos" data-line="1640"></span></a> </span><span id="L-1641"><a href="#L-1641"><span class="linenos" data-line="1641"></span></a> <span class="nb">table.sort</span> <span class="p">(</span><span class="n">ID_list_t</span><span class="p">,</span> <span class="n">comp</span><span class="p">);</span> <span class="c1">-- sequence table of tables sort </span> </span><span id="L-1642"><a href="#L-1642"><span class="linenos" data-line="1642"></span></a> <span class="kr">for</span> <span class="n">k</span><span class="p">,</span> <span class="n">v</span> <span class="kr">in</span> <span class="nb">ipairs</span> <span class="p">(</span><span class="n">ID_list_t</span><span class="p">)</span> <span class="kr">do</span> <span class="c1">-- convert sequence table of tables to simple sequence table of strings</span> </span><span id="L-1643"><a href="#L-1643"><span class="linenos" data-line="1643"></span></a> <span class="n">ID_list_t</span><span class="p">[</span><span class="n">k</span><span class="p">]</span> <span class="o">=</span> <span class="n">v</span><span class="p">[</span><span class="mi">2</span><span class="p">];</span> <span class="c1">-- v[2] is the identifier rendering from the call to the various functions in func_map{}</span> </span><span id="L-1644"><a href="#L-1644"><span class="linenos" data-line="1644"></span></a> <span class="kr">end</span> </span><span id="L-1645"><a href="#L-1645"><span class="linenos" data-line="1645"></span></a> </span><span id="L-1646"><a href="#L-1646"><span class="linenos" data-line="1646"></span></a> <span class="kr">return</span> <span class="n">ID_list_t</span><span class="p">;</span> </span><span id="L-1647"><a href="#L-1647"><span class="linenos" data-line="1647"></span></a><span class="kr">end</span> </span><span id="L-1648"><a href="#L-1648"><span class="linenos" data-line="1648"></span></a> </span><span id="L-1649"><a href="#L-1649"><span class="linenos" data-line="1649"></span></a> </span><span id="L-1650"><a href="#L-1650"><span class="linenos" data-line="1650"></span></a><span class="cm">--[[--------------------------< O P T I O N S _ C H E C K >----------------------------------------------------</span> </span><span id="L-1651"><a href="#L-1651"><span class="linenos" data-line="1651"></span></a> </span><span id="L-1652"><a href="#L-1652"><span class="linenos" data-line="1652"></span></a><span class="cm">check that certain option parameters have their associated identifier parameters with values</span> </span><span id="L-1653"><a href="#L-1653"><span class="linenos" data-line="1653"></span></a> </span><span id="L-1654"><a href="#L-1654"><span class="linenos" data-line="1654"></span></a><span class="cm"><ID_list_coins_t> is a table of k/v pairs where k is same as key in cfg.id_handlers and v is the assigned value</span> </span><span id="L-1655"><a href="#L-1655"><span class="linenos" data-line="1655"></span></a><span class="cm"><ID_support_t> is a sequence table of tables created in citation0() where each subtable has four elements:</span> </span><span id="L-1656"><a href="#L-1656"><span class="linenos" data-line="1656"></span></a><span class="cm"> [1] is the support parameter's assigned value; empty string if not set</span> </span><span id="L-1657"><a href="#L-1657"><span class="linenos" data-line="1657"></span></a><span class="cm"> [2] is a text string same as key in cfg.id_handlers</span> </span><span id="L-1658"><a href="#L-1658"><span class="linenos" data-line="1658"></span></a><span class="cm"> [3] is cfg.error_conditions key used to create error message</span> </span><span id="L-1659"><a href="#L-1659"><span class="linenos" data-line="1659"></span></a><span class="cm"> [4] is original ID support parameter name used to create error message</span> </span><span id="L-1660"><a href="#L-1660"><span class="linenos" data-line="1660"></span></a><span class="cm"> </span> </span><span id="L-1661"><a href="#L-1661"><span class="linenos" data-line="1661"></span></a><span class="cm">returns nothing; on error emits an appropriate error message</span> </span><span id="L-1662"><a href="#L-1662"><span class="linenos" data-line="1662"></span></a> </span><span id="L-1663"><a href="#L-1663"><span class="linenos" data-line="1663"></span></a><span class="cm">]]</span> </span><span id="L-1664"><a href="#L-1664"><span class="linenos" data-line="1664"></span></a> </span><span id="L-1665"><a href="#L-1665"><span class="linenos" data-line="1665"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">options_check</span> <span class="p">(</span><span class="n">ID_list_coins_t</span><span class="p">,</span> <span class="n">ID_support_t</span><span class="p">)</span> </span><span id="L-1666"><a href="#L-1666"><span class="linenos" data-line="1666"></span></a> <span class="kr">for</span> <span class="n">_</span><span class="p">,</span> <span class="n">v</span> <span class="kr">in</span> <span class="nb">ipairs</span> <span class="p">(</span><span class="n">ID_support_t</span><span class="p">)</span> <span class="kr">do</span> </span><span id="L-1667"><a href="#L-1667"><span class="linenos" data-line="1667"></span></a> <span class="kr">if</span> <span class="n">is_set</span> <span class="p">(</span><span class="n">v</span><span class="p">[</span><span class="mi">1</span><span class="p">])</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">ID_list_coins_t</span><span class="p">[</span><span class="n">v</span><span class="p">[</span><span class="mi">2</span><span class="p">]]</span> <span class="kr">then</span> <span class="c1">-- when support parameter has a value but matching identifier parameter is missing or empty</span> </span><span id="L-1668"><a href="#L-1668"><span class="linenos" data-line="1668"></span></a> <span class="n">set_message</span> <span class="p">(</span><span class="n">v</span><span class="p">[</span><span class="mi">3</span><span class="p">],</span> <span class="p">(</span><span class="n">v</span><span class="p">[</span><span class="mi">4</span><span class="p">]));</span> <span class="c1">-- emit the appropriate error message</span> </span><span id="L-1669"><a href="#L-1669"><span class="linenos" data-line="1669"></span></a> <span class="kr">end</span> </span><span id="L-1670"><a href="#L-1670"><span class="linenos" data-line="1670"></span></a> <span class="kr">end</span> </span><span id="L-1671"><a href="#L-1671"><span class="linenos" data-line="1671"></span></a><span class="kr">end</span> </span><span id="L-1672"><a href="#L-1672"><span class="linenos" data-line="1672"></span></a> </span><span id="L-1673"><a href="#L-1673"><span class="linenos" data-line="1673"></span></a> </span><span id="L-1674"><a href="#L-1674"><span class="linenos" data-line="1674"></span></a><span class="cm">--[[--------------------------< I D E N T I F I E R _ L I S T S _ G E T >--------------------------------------</span> </span><span id="L-1675"><a href="#L-1675"><span class="linenos" data-line="1675"></span></a> </span><span id="L-1676"><a href="#L-1676"><span class="linenos" data-line="1676"></span></a><span class="cm">Creates two identifier lists: a k/v table of identifiers and their values to be used locally and for use in the</span> </span><span id="L-1677"><a href="#L-1677"><span class="linenos" data-line="1677"></span></a><span class="cm">COinS metadata, and a sequence table of the rendered identifier strings that will be included in the rendered</span> </span><span id="L-1678"><a href="#L-1678"><span class="linenos" data-line="1678"></span></a><span class="cm">citation.</span> </span><span id="L-1679"><a href="#L-1679"><span class="linenos" data-line="1679"></span></a> </span><span id="L-1680"><a href="#L-1680"><span class="linenos" data-line="1680"></span></a><span class="cm">]]</span> </span><span id="L-1681"><a href="#L-1681"><span class="linenos" data-line="1681"></span></a> </span><span id="L-1682"><a href="#L-1682"><span class="linenos" data-line="1682"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">identifier_lists_get</span> <span class="p">(</span><span class="n">args_t</span><span class="p">,</span> <span class="n">options_t</span><span class="p">,</span> <span class="n">ID_support_t</span><span class="p">)</span> </span><span id="L-1683"><a href="#L-1683"><span class="linenos" data-line="1683"></span></a> <span class="kd">local</span> <span class="n">ID_list_coins_t</span> <span class="o">=</span> <span class="n">extract_ids</span> <span class="p">(</span><span class="n">args_t</span><span class="p">);</span> <span class="c1">-- get a table of identifiers and their values for use locally and for use in COinS</span> </span><span id="L-1684"><a href="#L-1684"><span class="linenos" data-line="1684"></span></a> <span class="n">options_check</span> <span class="p">(</span><span class="n">ID_list_coins_t</span><span class="p">,</span> <span class="n">ID_support_t</span><span class="p">);</span> <span class="c1">-- ID support parameters must have matching identifier parameters </span> </span><span id="L-1685"><a href="#L-1685"><span class="linenos" data-line="1685"></span></a> <span class="kd">local</span> <span class="n">ID_access_levels_t</span> <span class="o">=</span> <span class="n">extract_id_access_levels</span> <span class="p">(</span><span class="n">args_t</span><span class="p">,</span> <span class="n">ID_list_coins_t</span><span class="p">);</span> <span class="c1">-- get a table of identifier access levels</span> </span><span id="L-1686"><a href="#L-1686"><span class="linenos" data-line="1686"></span></a> <span class="kd">local</span> <span class="n">ID_list_t</span> <span class="o">=</span> <span class="n">build_id_list</span> <span class="p">(</span><span class="n">ID_list_coins_t</span><span class="p">,</span> <span class="n">options_t</span><span class="p">,</span> <span class="n">ID_access_levels_t</span><span class="p">);</span> <span class="c1">-- get a sequence table of rendered identifier strings</span> </span><span id="L-1687"><a href="#L-1687"><span class="linenos" data-line="1687"></span></a> </span><span id="L-1688"><a href="#L-1688"><span class="linenos" data-line="1688"></span></a> <span class="kr">return</span> <span class="n">ID_list_t</span><span class="p">,</span> <span class="n">ID_list_coins_t</span><span class="p">;</span> <span class="c1">-- return the tables</span> </span><span id="L-1689"><a href="#L-1689"><span class="linenos" data-line="1689"></span></a><span class="kr">end</span> </span><span id="L-1690"><a href="#L-1690"><span class="linenos" data-line="1690"></span></a> </span><span id="L-1691"><a href="#L-1691"><span class="linenos" data-line="1691"></span></a> </span><span id="L-1692"><a href="#L-1692"><span class="linenos" data-line="1692"></span></a><span class="cm">--[[--------------------------< S E T _ S E L E C T E D _ M O D U L E S >--------------------------------------</span> </span><span id="L-1693"><a href="#L-1693"><span class="linenos" data-line="1693"></span></a> </span><span id="L-1694"><a href="#L-1694"><span class="linenos" data-line="1694"></span></a><span class="cm">Sets local cfg table and imported functions table to same (live or sandbox) as that used by the other modules.</span> </span><span id="L-1695"><a href="#L-1695"><span class="linenos" data-line="1695"></span></a> </span><span id="L-1696"><a href="#L-1696"><span class="linenos" data-line="1696"></span></a><span class="cm">]]</span> </span><span id="L-1697"><a href="#L-1697"><span class="linenos" data-line="1697"></span></a> </span><span id="L-1698"><a href="#L-1698"><span class="linenos" data-line="1698"></span></a><span class="kd">local</span> <span class="kr">function</span> <span class="nf">set_selected_modules</span> <span class="p">(</span><span class="n">cfg_table_ptr</span><span class="p">,</span> <span class="n">utilities_page_ptr</span><span class="p">)</span> </span><span id="L-1699"><a href="#L-1699"><span class="linenos" data-line="1699"></span></a> <span class="n">cfg</span> <span class="o">=</span> <span class="n">cfg_table_ptr</span><span class="p">;</span> </span><span id="L-1700"><a href="#L-1700"><span class="linenos" data-line="1700"></span></a> </span><span id="L-1701"><a href="#L-1701"><span class="linenos" data-line="1701"></span></a> <span class="n">has_accept_as_written</span> <span class="o">=</span> <span class="n">utilities_page_ptr</span><span class="p">.</span><span class="n">has_accept_as_written</span><span class="p">;</span> <span class="c1">-- import functions from select Module:Citation/CS1/Utilities module</span> </span><span id="L-1702"><a href="#L-1702"><span class="linenos" data-line="1702"></span></a> <span class="n">is_set</span> <span class="o">=</span> <span class="n">utilities_page_ptr</span><span class="p">.</span><span class="n">is_set</span><span class="p">;</span> </span><span id="L-1703"><a href="#L-1703"><span class="linenos" data-line="1703"></span></a> <span class="n">in_array</span> <span class="o">=</span> <span class="n">utilities_page_ptr</span><span class="p">.</span><span class="n">in_array</span><span class="p">;</span> </span><span id="L-1704"><a href="#L-1704"><span class="linenos" data-line="1704"></span></a> <span class="n">set_message</span> <span class="o">=</span> <span class="n">utilities_page_ptr</span><span class="p">.</span><span class="n">set_message</span><span class="p">;</span> </span><span id="L-1705"><a href="#L-1705"><span class="linenos" data-line="1705"></span></a> <span class="n">select_one</span> <span class="o">=</span> <span class="n">utilities_page_ptr</span><span class="p">.</span><span class="n">select_one</span><span class="p">;</span> </span><span id="L-1706"><a href="#L-1706"><span class="linenos" data-line="1706"></span></a> <span class="n">substitute</span> <span class="o">=</span> <span class="n">utilities_page_ptr</span><span class="p">.</span><span class="n">substitute</span><span class="p">;</span> </span><span id="L-1707"><a href="#L-1707"><span class="linenos" data-line="1707"></span></a> <span class="n">make_wikilink</span> <span class="o">=</span> <span class="n">utilities_page_ptr</span><span class="p">.</span><span class="n">make_wikilink</span><span class="p">;</span> </span><span id="L-1708"><a href="#L-1708"><span class="linenos" data-line="1708"></span></a> </span><span id="L-1709"><a href="#L-1709"><span class="linenos" data-line="1709"></span></a> <span class="n">z</span> <span class="o">=</span> <span class="n">utilities_page_ptr</span><span class="p">.</span><span class="n">z</span><span class="p">;</span> <span class="c1">-- table of tables in Module:Citation/CS1/Utilities</span> </span><span id="L-1710"><a href="#L-1710"><span class="linenos" data-line="1710"></span></a><span class="kr">end</span> </span><span id="L-1711"><a href="#L-1711"><span class="linenos" data-line="1711"></span></a> </span><span id="L-1712"><a href="#L-1712"><span class="linenos" data-line="1712"></span></a> </span><span id="L-1713"><a href="#L-1713"><span class="linenos" data-line="1713"></span></a><span class="cm">--[[--------------------------< E X P O R T E D F U N C T I O N S >------------------------------------------</span> </span><span id="L-1714"><a href="#L-1714"><span class="linenos" data-line="1714"></span></a><span class="cm">]]</span> </span><span id="L-1715"><a href="#L-1715"><span class="linenos" data-line="1715"></span></a> </span><span id="L-1716"><a href="#L-1716"><span class="linenos" data-line="1716"></span></a><span class="kr">return</span> <span class="p">{</span> </span><span id="L-1717"><a href="#L-1717"><span class="linenos" data-line="1717"></span></a> <span class="n">auto_link_urls</span> <span class="o">=</span> <span class="n">auto_link_urls</span><span class="p">,</span> <span class="c1">-- table of identifier URLs to be used when auto-linking |title=</span> </span><span id="L-1718"><a href="#L-1718"><span class="linenos" data-line="1718"></span></a> </span><span id="L-1719"><a href="#L-1719"><span class="linenos" data-line="1719"></span></a> <span class="n">identifier_lists_get</span> <span class="o">=</span> <span class="n">identifier_lists_get</span><span class="p">,</span> <span class="c1">-- experiment to replace individual calls to build_id_list(), extract_ids, extract_id_access_levels</span> </span><span id="L-1720"><a href="#L-1720"><span class="linenos" data-line="1720"></span></a> <span class="n">is_embargoed</span> <span class="o">=</span> <span class="n">is_embargoed</span><span class="p">;</span> </span><span id="L-1721"><a href="#L-1721"><span class="linenos" data-line="1721"></span></a> <span class="n">set_selected_modules</span> <span class="o">=</span> <span class="n">set_selected_modules</span><span class="p">;</span> </span><span id="L-1722"><a href="#L-1722"><span class="linenos" data-line="1722"></span></a> <span class="p">}</span> </span></pre></div> <!-- NewPP 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