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project, what you can do, where to find things"><span>Community portal</span></a></li><li id="n-recentchanges" class="mw-list-item"><a href="/wiki/Special:RecentChanges" title="A list of recent changes in the wiki [r]" accesskey="r"><span>Recent changes</span></a></li><li id="n-mw-translate" class="mw-list-item"><a href="/wiki/Special:LanguageStats"><span>Translate content</span></a></li><li id="n-randompage" class="mw-list-item"><a href="/wiki/Special:Random" title="Load a random page [x]" accesskey="x"><span>Random page</span></a></li><li id="n-mw-discussion" class="mw-list-item"><a href="/wiki/Project:Village_Pump"><span>Village pump</span></a></li><li id="n-Sandboxlink-portlet-label" class="mw-list-item"><a href="/wiki/Project:Sandbox"><span>Sandbox</span></a></li> </ul> </div> </div> <div id="p-lang" class="vector-menu mw-portlet mw-portlet-lang" > <div class="vector-menu-heading"> In other languages </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> 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cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only search-toggle" title="Search MediaWiki [f]" accesskey="f"><span class="vector-icon mw-ui-icon-search mw-ui-icon-wikimedia-search"></span> <span>Search</span> </a> <div class="vector-typeahead-search-container"> <div class="cdx-typeahead-search cdx-typeahead-search--show-thumbnail cdx-typeahead-search--auto-expand-width"> <form action="/w/index.php" id="searchform" class="cdx-search-input cdx-search-input--has-end-button"> <div id="simpleSearch" class="cdx-search-input__input-wrapper" data-search-loc="header-moved"> <div class="cdx-text-input cdx-text-input--has-start-icon"> <input class="cdx-text-input__input" type="search" name="search" placeholder="Search MediaWiki" aria-label="Search MediaWiki" autocapitalize="sentences" title="Search MediaWiki [f]" accesskey="f" id="searchInput" > <span class="cdx-text-input__icon cdx-text-input__start-icon"></span> </div> <input type="hidden" name="title" value="Special:Search"> </div> <button class="cdx-button cdx-search-input__end-button">Search</button> </form> </div> </div> </div> <nav class="vector-user-links vector-user-links-wide" aria-label="Personal tools"> <div class="vector-user-links-main"> <div id="p-vector-user-menu-preferences" class="vector-menu mw-portlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-uls" class="mw-list-item active user-links-collapsible-item"><a data-mw="interface" href="#" class="uls-trigger cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet"><span class="vector-icon mw-ui-icon-wikimedia-language mw-ui-icon-wikimedia-wikimedia-language"></span> <span>English</span></a> </li> </ul> </div> </div> <div id="p-vector-user-menu-userpage" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <nav class="vector-appearance-landmark" aria-label="Appearance"> <div id="vector-appearance-dropdown" class="vector-dropdown " title="Change the appearance of the page's font size, width, and color" > <input type="checkbox" id="vector-appearance-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-appearance-dropdown" class="vector-dropdown-checkbox " aria-label="Appearance" > <label id="vector-appearance-dropdown-label" for="vector-appearance-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-appearance mw-ui-icon-wikimedia-appearance"></span> <span class="vector-dropdown-label-text">Appearance</span> </label> <div class="vector-dropdown-content"> <div id="vector-appearance-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <div id="p-vector-user-menu-notifications" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-overflow" class="vector-menu mw-portlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="https://donate.wikimedia.org/?wmf_source=donate&wmf_medium=sidebar&wmf_campaign=www.mediawiki.org&uselang=en" class=""><span>Donate</span></a> </li> <li id="pt-createaccount-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Special:CreateAccount&returnto=Extension%3AOnlineStatusBar" title="You are encouraged to create an account and log in; however, it is not mandatory" class=""><span>Create account</span></a> </li> <li id="pt-login-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Special:UserLogin&returnto=Extension%3AOnlineStatusBar" title="You are encouraged to log in; however, it is not mandatory [o]" accesskey="o" class=""><span>Log in</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="More options" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="Personal tools" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-ellipsis mw-ui-icon-wikimedia-ellipsis"></span> <span class="vector-dropdown-label-text">Personal tools</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="User menu" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport" class="user-links-collapsible-item mw-list-item"><a href="https://donate.wikimedia.org/?wmf_source=donate&wmf_medium=sidebar&wmf_campaign=www.mediawiki.org&uselang=en"><span>Donate</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Special:CreateAccount&returnto=Extension%3AOnlineStatusBar" title="You are encouraged to create an account and log in; however, it is not mandatory"><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>Create account</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Special:UserLogin&returnto=Extension%3AOnlineStatusBar" title="You are encouraged to log in; however, it is not mandatory [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Log in</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/Help: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/Special:MyContributions" title="A list of edits made from this IP address [y]" accesskey="y"><span>Contributions</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Special:MyTalk" title="Discussion about edits from this IP address [n]" accesskey="n"><span>Talk</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"></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 class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="Contents" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Contents</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">hide</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">Beginning</div> </a> </li> <li id="toc-Installation" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Installation"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Installation</span> </div> </a> <ul id="toc-Installation-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Configuration" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Configuration"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Configuration</span> </div> </a> <ul id="toc-Configuration-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Documentation" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Documentation"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Documentation</span> </div> </a> <button aria-controls="toc-Documentation-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Toggle Documentation subsection</span> </button> <ul id="toc-Documentation-sublist" class="vector-toc-list"> <li id="toc-How_does_it_work" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#How_does_it_work"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.1</span> <span>How does it work</span> </div> </a> <ul id="toc-How_does_it_work-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Caching" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Caching"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.2</span> <span>Caching</span> </div> </a> <ul id="toc-Caching-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Api" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Api"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.3</span> <span>Api</span> </div> </a> <ul id="toc-Api-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Performance" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Performance"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.4</span> <span>Performance</span> </div> </a> <ul id="toc-Performance-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Classes" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Classes"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.5</span> <span>Classes</span> </div> </a> <ul id="toc-Classes-sublist" class="vector-toc-list"> <li id="toc-OnlineStatusBarHooks" class="vector-toc-list-item vector-toc-level-3"> <a class="vector-toc-link" href="#OnlineStatusBarHooks"> <div class="vector-toc-text"> <span class="vector-toc-numb">3.5.1</span> <span>OnlineStatusBarHooks</span> </div> </a> <ul id="toc-OnlineStatusBarHooks-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> </ul> </li> <li id="toc-ISONLINE" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#ISONLINE"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>ISONLINE</span> </div> </a> <ul id="toc-ISONLINE-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Working_inside_the_Foreground_Skin" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Working_inside_the_Foreground_Skin"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Working inside the Foreground Skin</span> </div> </a> <ul id="toc-Working_inside_the_Foreground_Skin-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Contents" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Toggle the table of contents" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Toggle the table of contents</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-namespace">Extension</span><span class="mw-page-title-separator">:</span><span class="mw-page-title-main">OnlineStatusBar</span></h1> <div class="mw-indicators"> <div id="mw-indicator-phabricator-project" class="mw-indicator"><div class="mw-parser-output"><div class="mw-parser-output"><style data-mw-deduplicate="TemplateStyles:r6605561">.mw-parser-output .tpl-badge{background-color:var(--background-color-progressive-subtle,#eaf3ff);color:var(--color-base,#202122);border-radius:10px;display:inline-block;font-size:90%;padding:5px 8px}</style><div class="tpl-badge"><a href="/wiki/Special:MyLanguage/Phabricator" title="Special:MyLanguage/Phabricator">Issue tracker</a>: <a href="https://phabricator.wikimedia.org/tag/mediawiki-extensions-onlinestatusbar/" class="extiw" title="phab:tag/mediawiki-extensions-onlinestatusbar/"><b>#MediaWiki-extensions-OnlineStatusBar</b></a></div></div></div></div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Namespaces"> <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-extension" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Extension:OnlineStatusBar" title="View the subject page [c]" accesskey="c"><span>Extension</span></a></li><li id="ca-talk" class="vector-tab-noicon mw-list-item"><a href="/wiki/Extension_talk:OnlineStatusBar" rel="discussion" title="Discussion about the content page [t]" accesskey="t"><span>Discussion</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="Views"> <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/Extension:OnlineStatusBar"><span>Read</span></a></li><li id="ca-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Extension:OnlineStatusBar&action=edit" title="Edit the source code of this page [e]" accesskey="e"><span>Edit</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Extension:OnlineStatusBar&action=history" title="Past revisions of this page [h]" accesskey="h"><span>View history</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="Tools" > <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">Tools</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">Tools</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">hide</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/Extension:OnlineStatusBar"><span>Read</span></a></li><li id="ca-more-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Extension:OnlineStatusBar&action=edit" title="Edit the source code of this page [e]" accesskey="e"><span>Edit</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Extension:OnlineStatusBar&action=history"><span>View history</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> General </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Special:WhatLinksHere/Extension:OnlineStatusBar" title="A list of all wiki pages that link here [j]" accesskey="j"><span>What links here</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Special:RecentChangesLinked/Extension:OnlineStatusBar" rel="nofollow" title="Recent changes in pages linked from this page [k]" accesskey="k"><span>Related changes</span></a></li><li id="t-upload" class="mw-list-item"><a href="//commons.wikimedia.org/wiki/Special:UploadWizard" title="Upload files [u]" accesskey="u"><span>Upload file</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Special:SpecialPages" title="A list of all special pages [q]" accesskey="q"><span>Special pages</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Extension:OnlineStatusBar&oldid=6576136" title="Permanent link to this revision of this page"><span>Permanent link</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Extension:OnlineStatusBar&action=info" title="More information about this page"><span>Page information</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Special:CiteThisPage&page=Extension%3AOnlineStatusBar&id=6576136&wpFormIdentifier=titleform" title="Information on how to cite this page"><span>Cite this page</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Special:UrlShortener&url=https%3A%2F%2Fwww.mediawiki.org%2Fwiki%2FExtension%3AOnlineStatusBar"><span>Get shortened URL</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Special:QrCode&url=https%3A%2F%2Fwww.mediawiki.org%2Fwiki%2FExtension%3AOnlineStatusBar"><span>Download QR code</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Print/export </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-create_a_book" class="mw-list-item"><a href="/w/index.php?title=Special:Book&bookcmd=book_creator&referer=Extension%3AOnlineStatusBar"><span>Create a book</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Special:DownloadAsPdf&page=Extension%3AOnlineStatusBar&action=show-download-screen"><span>Download as PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=Extension:OnlineStatusBar&printable=yes" title="Printable version of this page [p]" accesskey="p"><span>Printable version</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"> In other projects </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q21677869" title="Link to connected data repository item [g]" accesskey="g"><span>Wikidata item</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">hide</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 id="siteSub" class="noprint">From mediawiki.org</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-pt-translate-header noprint nomobile" dir="ltr" lang="en"><a href="/w/index.php?title=Special:Translate&group=page-Extension%3AOnlineStatusBar&action=page&filter=&action_source=translate_page" title="Special:Translate">Translate this page</a></div><div class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="mw-pt-languages noprint navigation-not-searchable" lang="en" dir="ltr"><div class="mw-pt-languages-label">Languages:</div><ul class="mw-pt-languages-list"><li><span class="mw-pt-languages-ui mw-pt-languages-selected mw-pt-progress mw-pt-progress--complete" lang="en" dir="ltr">English</span></li> <li><a href="/wiki/Extension:OnlineStatusBar/pl" class="mw-pt-progress mw-pt-progress--med" title="Extension:OnlineStatusBar/pl (17% translated)" lang="pl" dir="ltr">polski</a></li></ul></div> <style data-mw-deduplicate="TemplateStyles:r6651102">.mw-parser-output .infobox{box-sizing:border-box;border:2px solid var(--border-color-base,#a2a9b1);width:280px;border-collapse:collapse;border-spacing:0;background-color:white;color:#333;clear:right;float:right;margin:0 0 0.5em 0.5em}.mw-parser-output .infobox-rtl{clear:left;float:left;margin:0 0.5em 0.5em 0}.mw-parser-output .infobox th{text-align:left;padding:0.2em 0.5em;vertical-align:top}.mw-parser-output .infobox-rtl th{text-align:right}@media(max-width:719px){body.mediawiki .mw-parser-output .infobox{float:none;clear:both;width:100%;margin:0 0 .5em 0}}.mw-parser-output .infobox td{border:none;padding:0.2em 0.5em;vertical-align:top}.mw-parser-output .infobox-header{background-color:#a2a9b1;color:#FFF;text-align:left}.mw-parser-output .infobox-header a{color:#FFF}.mw-parser-output .infobox-header td,.mw-parser-output .infobox-header th{padding:0.5em 0.5em}.mw-parser-output .infobox-header img{padding:0 0.2em 0 0.5em}@media screen{html.skin-theme-clientpref-night .mw-parser-output .infobox{background-color:inherit;color:inherit}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .infobox{background-color:inherit;color:inherit}}</style><style data-mw-deduplicate="TemplateStyles:r5577029">.mw-parser-output .ext-infobox>tbody>tr>td:first-child{vertical-align:top}.mw-parser-output .ext-infobox>tbody>tr>td abbr{white-space:nowrap}.mw-parser-output .ext-infobox .mw-collapsible-header,.mw-parser-output .ext-infobox .mw-collapsible-toggle{font-weight:bold}.mw-parser-output .ext-infobox .mw-collapsible-content{margin-top:.2em;padding-top:.2em}.mw-parser-output .ext-infobox-header>th,.mw-parser-output .ext-infobox caption,.mw-parser-output .ext-infobox-image,.mw-parser-output .ext-infobox-translate{text-align:center}.mw-parser-output .ext-infobox-name{font-size:130%;line-height:100%}.mw-parser-output .ext-infobox-type{min-width:7em}</style><style data-mw-deduplicate="TemplateStyles:r6424453">.mw-parser-output .ext-status-unstable,.mw-parser-output .ext-status-unstable td{border-color:#d33}.mw-parser-output .ext-status-unstable .ext-infobox-header{background-color:#d33;color:#fff}.mw-parser-output .ext-status-unstable .ext-infobox-header a{color:#fff}.mw-parser-output .ext-status-experimental,.mw-parser-output .ext-status-experimental td{border-color:#ff4500}.mw-parser-output .ext-status-experimental .ext-infobox-header{background-color:#ff4500;color:#FFF}.mw-parser-output .ext-status-experimental .ext-infobox-header a{color:#FFF}.mw-parser-output .ext-status-beta,.mw-parser-output .ext-status-beta td{border-color:#fc3}.mw-parser-output .ext-status-beta .ext-infobox-header{color:#000;background-color:#fc3}.mw-parser-output .ext-status-beta .ext-infobox-header a{color:#000}.mw-parser-output .ext-status-stable,.mw-parser-output .ext-status-stable td{border-color:#00af89}.mw-parser-output .ext-status-stable .ext-infobox-header{background-color:#068468;color:#FFF}.mw-parser-output .ext-status-stable .ext-infobox-header a{color:#fff}.mw-parser-output .ext-status-unmaintained,.mw-parser-output .ext-status-unmaintained td{border-color:#ac6600}.mw-parser-output .ext-status-unmaintained .ext-infobox-header{background-color:#ac6600;color:#FFF}.mw-parser-output .ext-status-unmaintained .ext-infobox-header a{color:#fff}</style> <table class="infobox infobox-ltr ext-infobox ext-status-stable"> <caption><b><a href="/wiki/Special:MyLanguage/Manual:Extensions" title="Special:MyLanguage/Manual:Extensions">MediaWiki extensions manual</a><span style="display:none"><a href="/wiki/Manual:Extensions" title="Manual:Extensions"> </a></span></b></caption> <tbody><tr class="infobox-header ext-infobox-header notheme"> <th colspan="2"><figure class="mw-halign-left" typeof="mw:File"><a href="/wiki/Special:MyLanguage/Template:Extension#Content" title="Special:MyLanguage/Template:Extension"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/1/1b/OOjs_UI_icon_advanced-invert.svg/40px-OOjs_UI_icon_advanced-invert.svg.png" decoding="async" width="40" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/1/1b/OOjs_UI_icon_advanced-invert.svg/60px-OOjs_UI_icon_advanced-invert.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/1/1b/OOjs_UI_icon_advanced-invert.svg/80px-OOjs_UI_icon_advanced-invert.svg.png 2x" data-file-width="20" data-file-height="20" /></a><figcaption></figcaption></figure> <span class="ext-infobox-name">OnlineStatusBar</span><br /> <a href="/wiki/Special:MyLanguage/Extension_status" title="Special:MyLanguage/Extension status">Release status:</a><span style="display:none"><a href="/wiki/Extension_status" title="Extension status"> </a></span> stable</th> </tr> <tr> <td class="ext-infobox-type"><b><a href="/wiki/Special:MyLanguage/Template:Extension#type" title="Special:MyLanguage/Template:Extension">Implementation</a><span style="display:none"><a href="/wiki/Template:Extension#type" title="Template:Extension"> </a></span></b></td> <td><a href="/wiki/Special:MyLanguage/Manual:Security" title="Special:MyLanguage/Manual:Security">User activity</a><span style="display:none"><a href="/wiki/Manual:Security" title="Manual:Security"> </a></span> </td></tr><tr> <td><b><a href="/wiki/Special:MyLanguage/Template:Extension#description" title="Special:MyLanguage/Template:Extension">Description</a><span style="display:none"><a href="/wiki/Template:Extension#description" title="Template:Extension"> </a></span></b></td> <td>Adds little bar with icon indicating whether user is online or not on user page.</td> </tr> <tr> <td><b><a href="/wiki/Special:MyLanguage/Template:Extension#username" title="Special:MyLanguage/Template:Extension">Author(s)</a><span style="display:none"><a href="/wiki/Template:Extension#username" title="Template:Extension"> </a></span></b></td> <td>Petr Bena</td> </tr> <tr> <td><b><a href="/wiki/Special:MyLanguage/Template:Extension#version" title="Special:MyLanguage/Template:Extension">Latest version</a><span style="display:none"><a href="/wiki/Template:Extension#version" title="Template:Extension"> </a></span></b></td> <td>1.2.0 (2019-12-08)</td> </tr> <tr> <td><b><a href="/wiki/Special:MyLanguage/Compatibility#mediawiki_extensions" title="Special:MyLanguage/Compatibility">Compatibility policy</a><span style="display:none"><a href="/wiki/Compatibility#mediawiki_extensions" title="Compatibility"> </a></span></b></td> <td>Snapshots releases along with MediaWiki. Master is not backward compatible.</td> </tr> <tr> <td><a href="/wiki/Special:MyLanguage/Template:Extension#mediawiki" title="Special:MyLanguage/Template:Extension"><b>MediaWiki</b></a><span style="display:none"><a href="/wiki/Template:Extension#mediawiki" title="Template:Extension"> </a></span></td> <td>>= 1.35.3</td> </tr> <tr> <td><a href="/wiki/Special:MyLanguage/Template:Extension#needs-updatephp" title="Special:MyLanguage/Template:Extension"><abbr title="'php update.php' needed after installation"><b>Database changes</b></abbr></a><span style="display:none"><a href="/wiki/Template:Extension#needs-updatephp" title="Template:Extension"> </a></span></td> <td>Yes</td> </tr> <tr> <td><b><a href="/wiki/Special:MyLanguage/Template:Extension#license" title="Special:MyLanguage/Template:Extension">License</a><span style="display:none"><a href="/wiki/Template:Extension#license" title="Template:Extension"> </a></span></b></td> <td><a rel="nofollow" class="external text" href="//www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html">GNU General Public License 2.0 or later</a></td> </tr><tr> <td><b>Download</b></td> <td><div class="plainlinks"><a href="/wiki/Special:ExtensionDistributor/OnlineStatusBar" title="Special:ExtensionDistributor/OnlineStatusBar"><b>Download extension</b></a> <br />Git <sup>[<a href="/wiki/Special:MyLanguage/Download_from_Git" title="Special:MyLanguage/Download from Git">?</a>]</sup>: <ul><li><span class="plainlinks"><a rel="nofollow" class="external text" href="https://github.com/wikimedia/mediawiki-extensions-OnlineStatusBar/archive/master.tar.gz">Download Git master</a></span></li> <li><a href="https://gerrit.wikimedia.org/g/mediawiki/extensions/OnlineStatusBar" class="extiw" title="git:mediawiki/extensions/OnlineStatusBar">browse repository</a> (<a rel="nofollow" class="external text" href="https://github.com/wikimedia/mediawiki-extensions-OnlineStatusBar">GitHub</a>)</li> <li><a href="https://gerrit.wikimedia.org/g/mediawiki/extensions/OnlineStatusBar/%2Blog/master" class="extiw" title="git:mediawiki/extensions/OnlineStatusBar/+log/master">commit history</a></li> <li><a rel="nofollow" class="external text" href="https://github.com/wikimedia/mediawiki-extensions-OnlineStatusBar/graphs/contributors">repository contributors (GitHub)</a></li> <li><a href="https://gerrit.wikimedia.org/r/q/project:mediawiki/extensions/OnlineStatusBar" class="extiw" title="gerrit:q/project:mediawiki/extensions/OnlineStatusBar">code review</a></li></ul></div></td> </tr> <tr> <td class="mw-collapsible mw-collapsed" colspan="2"> <div class="mw-collapsible-header"><a href="/wiki/Special:MyLanguage/Template:Extension#parameters" title="Special:MyLanguage/Template:Extension">Parameters</a><span style="display:none"><a href="/wiki/Template:Extension#parameters" title="Template:Extension"> </a></span></div> <div class="mw-collapsible-content"> <ul><li><span class="configvariable">$wgOnlineStatusBarDefaultOnline</span></li> <li><span class="configvariable">$wgOnlineStatusBar_WriteTime</span></li> <li><span class="configvariable">$wgOnlineStatusBarDefaultOffline</span></li> <li><span class="configvariable">$wgOnlineStatusBar_LogoutTime</span></li> <li><span class="configvariable">$wgOnlineStatusBarCacheTime</span></li> <li><span class="configvariable">$wgOnlineStatusBarTrackIpUsers</span></li> <li><span class="configvariable">$wgOnlineStatusBar_AwayTime</span></li> <li><span class="configvariable">$wgOnlineStatusBarAutoDelete</span></li> <li><span class="configvariable">$wgOnlineStatusBarDefaultEnabled</span></li></ul></div></td> </tr> <tr> <td class="mw-collapsible mw-collapsed" colspan="2"> <div class="mw-collapsible-header"><a href="/wiki/Special:MyLanguage/Template:Extension#hook" title="Special:MyLanguage/Template:Extension">Hooks used</a><span style="display:none"><a href="/wiki/Template:Extension#hook" title="Template:Extension"> </a></span></div> <style data-mw-deduplicate="TemplateStyles:r6219282">.mw-parser-output .plainlist ul{line-height:inherit;list-style:none none;margin:0}.mw-parser-output .plainlist ul li{margin-bottom:0}</style><div class="plainlist mw-collapsible-content"><ul><li><a href="/wiki/Special:MyLanguage/Manual:Hooks/ArticleViewHeader" title="Special:MyLanguage/Manual:Hooks/ArticleViewHeader">ArticleViewHeader</a><span style="display:none"><a href="/wiki/Manual:Hooks/ArticleViewHeader" title="Manual:Hooks/ArticleViewHeader"> </a></span></li><li><a href="/wiki/Special:MyLanguage/Manual:Hooks/GetPreferences" title="Special:MyLanguage/Manual:Hooks/GetPreferences">GetPreferences</a><span style="display:none"><a href="/wiki/Manual:Hooks/GetPreferences" title="Manual:Hooks/GetPreferences"> </a></span></li><li><a href="/wiki/Special:MyLanguage/Manual:Hooks/LoadExtensionSchemaUpdates" title="Special:MyLanguage/Manual:Hooks/LoadExtensionSchemaUpdates">LoadExtensionSchemaUpdates</a><span style="display:none"><a href="/wiki/Manual:Hooks/LoadExtensionSchemaUpdates" title="Manual:Hooks/LoadExtensionSchemaUpdates"> </a></span></li><li><a href="/wiki/Special:MyLanguage/Manual:Hooks/MagicWordwgVariableIDs" title="Special:MyLanguage/Manual:Hooks/MagicWordwgVariableIDs">MagicWordwgVariableIDs</a><span style="display:none"><a href="/wiki/Manual:Hooks/MagicWordwgVariableIDs" title="Manual:Hooks/MagicWordwgVariableIDs"> </a></span></li><li><a href="/wiki/Special:MyLanguage/Manual:Hooks/ParserGetVariableValueSwitch" title="Special:MyLanguage/Manual:Hooks/ParserGetVariableValueSwitch">ParserGetVariableValueSwitch</a><span style="display:none"><a href="/wiki/Manual:Hooks/ParserGetVariableValueSwitch" title="Manual:Hooks/ParserGetVariableValueSwitch"> </a></span></li><li><a href="/wiki/Special:MyLanguage/Manual:Hooks/UserGetDefaultOptions" title="Special:MyLanguage/Manual:Hooks/UserGetDefaultOptions">UserGetDefaultOptions</a><span style="display:none"><a href="/wiki/Manual:Hooks/UserGetDefaultOptions" title="Manual:Hooks/UserGetDefaultOptions"> </a></span></li><li><a href="/wiki/Special:MyLanguage/Manual:Hooks/UserLoginComplete" title="Special:MyLanguage/Manual:Hooks/UserLoginComplete">UserLoginComplete</a><span style="display:none"><a href="/wiki/Manual:Hooks/UserLoginComplete" title="Manual:Hooks/UserLoginComplete"> </a></span></li><li><a href="/wiki/Special:MyLanguage/Manual:Hooks/UserLogout" title="Special:MyLanguage/Manual:Hooks/UserLogout">UserLogout</a><span style="display:none"><a href="/wiki/Manual:Hooks/UserLogout" title="Manual:Hooks/UserLogout"> </a></span></li></ul></div> </td> </tr> <tr> <td title="This only includes downloads from Special:ExtensionDistributor. Other download methods such as git or bundled extensions are not included."><b>Quarterly downloads</b></td> <td>0</td> </tr> <tr> <td colspan="2" class="ext-infobox-translate"> <a href="https://translatewiki.net/wiki/Special:Translate/ext-onlinestatusbar" class="extiw" title="translatewiki:Special:Translate/ext-onlinestatusbar">Translate the OnlineStatusBar extension</a> if it is available at translatewiki.net</td> </tr><tr class="mw-empty-elt"> </tr> <tr> <td> <b><a href="/wiki/Special:MyLanguage/Phabricator" title="Special:MyLanguage/Phabricator">Issues</a><span style="display:none"><a href="/wiki/Phabricator" title="Phabricator"> </a></span></b></td> <td><a href="https://phabricator.wikimedia.org/tag/mediawiki-extensions-onlinestatusbar" class="extiw" title="phab:tag/mediawiki-extensions-onlinestatusbar">Open tasks</a> · <a class="external text" href="https://phabricator.wikimedia.org/maniphest/task/create/?projects=MediaWiki-extensions-OnlineStatusBar">Report a bug</a></td> </tr> </tbody></table> <p>The <b>OnlineStatusBar</b> extension adds a little bar to user and talk pages of each user who enabled it, which signalizes whether they are available or not. It also creates the magic word <code>{{ISONLINE}}</code> which may be used on user pages to check the status of a user. It is available in the user preferences. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Installation">Installation</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Extension:OnlineStatusBar&action=edit&section=1" title="Edit section: Installation"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r6651107">.mw-parser-output .note{background-position:left 7px top 50%;padding:0.5em 0.5em 0.5em 40px;margin:0.5em 0;overflow:hidden;background-color:#f8f9fa;color:#333;background-repeat:no-repeat;border:1px solid #ddd}.mw-parser-output .note-inline{display:inline-block;vertical-align:middle}.mw-parser-output .note-info{background-color:#eaf3ff;color:#333;background-image:url("https://upload.wikimedia.org/wikipedia/commons/e/ec/OOjs_UI_icon_information-progressive.svg");background-size:25px;border-color:#a3caff;padding-left:40px;min-height:25px}.mw-parser-output .note-reminder{background-color:#fff9ea;color:#333;background-image:url("https://upload.wikimedia.org/wikipedia/commons/a/a8/OOjs_UI_icon_lightbulb-yellow.svg");background-size:25px;border-color:#fc3;min-height:25px}.mw-parser-output .note-warn{background-color:#fff9ea;color:#333;background-image:url("https://upload.wikimedia.org/wikipedia/commons/3/3b/OOjs_UI_icon_alert-warning.svg");background-size:25px;border-color:#fc3;min-height:25px}.mw-parser-output .note-error{background-color:#fee7e6;color:#333;background-image:url("https://upload.wikimedia.org/wikipedia/commons/b/bf/OOjs_UI_icon_notice-destructive.svg");background-size:25px;border-color:#c33;min-height:25px}@media screen{html.skin-theme-clientpref-night .mw-parser-output .note{background-color:transparent;color:inherit}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .note{background-color:transparent;color:inherit}}</style><div role="note" class="note note-reminder">If your wiki is on a remote server, extract the files to a temporary directory on your local computer, and then upload all of the extracted files to the extensions directory on the server.</div> <ul><li><a href="/wiki/Special:ExtensionDistributor/OnlineStatusBar" title="Special:ExtensionDistributor/OnlineStatusBar">Download</a> and move the extracted <code>OnlineStatusBar</code> folder to your <code>extensions/</code> directory.<br />Developers and code contributors should install the extension <a href="/wiki/Special:MyLanguage/Download_from_Git" title="Special:MyLanguage/Download from Git">from Git</a> instead, using:<code class="mw-code mw-highlight" style="display:block">cd extensions/<br />git clone https://gerrit.wikimedia.org/r/mediawiki/extensions/OnlineStatusBar</code></li> <li>Add the following code at the bottom of your <a href="/wiki/Special:MyLanguage/Manual:LocalSettings.php" title="Special:MyLanguage/Manual:LocalSettings.php">LocalSettings.php</a><span style="display:none"><a href="/wiki/Manual:LocalSettings.php" title="Manual:LocalSettings.php"> </a></span> file: <div class="mw-highlight mw-highlight-lang-php mw-content-ltr" dir="ltr"><pre><span></span><span class="nx">wfLoadExtension</span><span class="p">(</span> <span class="s1">'OnlineStatusBar'</span> <span class="p">);</span> </pre></div></li> <li>Run the <b><a href="/wiki/Special:MyLanguage/Manual:Update.php" title="Special:MyLanguage/Manual:Update.php">update script</a></b> which will automatically create the necessary database tables that this extension needs.</li> <li>Run the following SQL query to create additional tables in your MediaWiki's database:</li></ul> <div class="mw-highlight mw-highlight-lang-sql mw-content-ltr" dir="ltr"><pre><span></span><span class="k">CREATE</span><span class="w"> </span><span class="k">TABLE</span><span class="w"> </span><span class="n">online_status</span><span class="w"> </span><span class="p">(</span> <span class="o">`</span><span class="n">username</span><span class="o">`</span><span class="w"> </span><span class="nb">varchar</span><span class="p">(</span><span class="mi">255</span><span class="p">)</span><span class="w"> </span><span class="k">NOT</span><span class="w"> </span><span class="k">NULL</span><span class="w"> </span><span class="k">default</span><span class="w"> </span><span class="s1">''</span><span class="p">,</span> <span class="o">`</span><span class="k">timestamp</span><span class="o">`</span><span class="w"> </span><span class="nb">char</span><span class="p">(</span><span class="mi">14</span><span class="p">)</span><span class="w"> </span><span class="k">NOT</span><span class="w"> </span><span class="k">NULL</span><span class="w"> </span><span class="k">default</span><span class="w"> </span><span class="s1">''</span><span class="p">,</span> <span class="k">PRIMARY</span><span class="w"> </span><span class="k">KEY</span><span class="w"> </span><span class="k">USING</span><span class="w"> </span><span class="n">HASH</span><span class="w"> </span><span class="p">(</span><span class="o">`</span><span class="n">username</span><span class="o">`</span><span class="p">)</span> <span class="p">)</span><span class="w"> </span><span class="n">ENGINE</span><span class="o">=</span><span class="n">MEMORY</span><span class="p">;</span> </pre></div> <p>If you are using SQLite, use this SQL query instead: </p> <div class="mw-highlight mw-highlight-lang-sql mw-content-ltr" dir="ltr"><pre><span></span><span class="k">CREATE</span><span class="w"> </span><span class="k">TABLE</span><span class="w"> </span><span class="n">online_status</span><span class="w"> </span><span class="p">(</span> <span class="n">username</span><span class="w"> </span><span class="nb">varchar</span><span class="p">(</span><span class="mi">255</span><span class="p">)</span><span class="w"> </span><span class="k">NOT</span><span class="w"> </span><span class="k">NULL</span><span class="w"> </span><span class="k">default</span><span class="w"> </span><span class="s1">''</span><span class="p">,</span> <span class="k">timestamp</span><span class="w"> </span><span class="nb">char</span><span class="p">(</span><span class="mi">14</span><span class="p">)</span><span class="w"> </span><span class="k">NOT</span><span class="w"> </span><span class="k">NULL</span><span class="w"> </span><span class="k">default</span><span class="w"> </span><span class="s1">''</span> <span class="p">);</span> <span class="k">CREATE</span><span class="w"> </span><span class="k">INDEX</span><span class="w"> </span><span class="n">username</span><span class="w"> </span><span class="k">ON</span><span class="w"> </span><span class="n">online_status</span><span class="w"> </span><span class="p">(</span><span class="n">username</span><span class="p">);</span> </pre></div> <ul><li><a href="/wiki/Configuration" class="mw-redirect" title="Configuration">Configure as required.</a></li> <li><span typeof="mw:File"><span><img alt="Yes" src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f6/OOjs_UI_icon_check-constructive.svg/15px-OOjs_UI_icon_check-constructive.svg.png" decoding="async" width="15" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f6/OOjs_UI_icon_check-constructive.svg/23px-OOjs_UI_icon_check-constructive.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f6/OOjs_UI_icon_check-constructive.svg/30px-OOjs_UI_icon_check-constructive.svg.png 2x" data-file-width="20" data-file-height="20" /></span></span> <b>Done</b> – Navigate to <a href="/wiki/Special:Version" title="Special:Version">Special:Version</a> on your wiki to verify that the extension is successfully installed.</li></ul> <div class="mw-heading mw-heading2"><h2 id="Configuration">Configuration</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Extension:OnlineStatusBar&action=edit&section=2" title="Edit section: Configuration"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>You may insert those parameters into <a href="/wiki/LocalSettings.php" class="mw-redirect" title="LocalSettings.php">LocalSettings.php</a>: </p> <ul><li><b><code>$wgOnlineStatusBarDefaultIpUsers</code></b> - if you want to track also ip users</li> <li><b><code>$wgOnlineStatusBarDefaultOnline</code></b> - default online status</li> <li><b><code>$wgOnlineStatusBarDefaultOffline</code></b> - default offline status</li> <li><b><code>$wgOnlineStatusBarDefaultEnabled</code></b> - if it's enabled for all users as default</li> <li><b><code>$wgOnlineStatusBarWriteTime</code></b> - delay between database write access for update</li> <li><b><code>$wgOnlineStatusBar_LogoutTime</code></b></li></ul> <div class="mw-heading mw-heading2"><h2 id="Documentation">Documentation</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Extension:OnlineStatusBar&action=edit&section=3" title="Edit section: Documentation"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="How_does_it_work">How does it work</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Extension:OnlineStatusBar&action=edit&section=4" title="Edit section: How does it work"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>This extension creates a new table which contains username and last time when user opened some page. Each user has option to enable it in preferences (under Misc heading), all users who do not have it enabled are not affected and do not update this table. When user login or logout it insert / delete the record from table, expired records are frequently removed so that table is very small, users update the table everytime when they read any page so that information whether they are available is updated. </p><p>When viewing a user page where enabled it will show the current users availability like so: </p><p><span class="mw-default-size" typeof="mw:File"><a href="/wiki/File:ExtensionOnlineStatusBar.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/c/c4/ExtensionOnlineStatusBar.png" decoding="async" width="606" height="234" class="mw-file-element" data-file-width="606" data-file-height="234" /></a></span> </p> <div class="mw-heading mw-heading3"><h3 id="Caching">Caching</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Extension:OnlineStatusBar&action=edit&section=5" title="Edit section: Caching"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Extension is using caching in order to access db only when it's necessary, memcached is required for that. </p> <div class="mw-heading mw-heading3"><h3 id="Api">Api</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Extension:OnlineStatusBar&action=edit&section=6" title="Edit section: Api"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>New module for api called "onlinestatus" is available, you can display user online status by opening: </p> <pre>api.php?action=query&prop=onlinestatus&onlinestatususer=User </pre> <p>where User is username of user </p> <div class="mw-heading mw-heading3"><h3 id="Performance">Performance</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Extension:OnlineStatusBar&action=edit&section=7" title="Edit section: Performance"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>It reads db everytime when user who has this enabled open any page (cached) in order to find if it's necessary to update timestamp, if timestamp is older than value specified in config, it's updated, thanks to that extension shouldn't write more frequently than once a 5 minutes or so. </p> <div class="mw-heading mw-heading3"><h3 id="Classes">Classes</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Extension:OnlineStatusBar&action=edit&section=8" title="Edit section: Classes"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>It contains 4 classes each in separate file </p> <div class="mw-heading mw-heading4"><h4 id="OnlineStatusBarHooks">OnlineStatusBarHooks</h4><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Extension:OnlineStatusBar&action=edit&section=9" title="Edit section: OnlineStatusBarHooks"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>This class contains the hooks which are used. </p> <div class="mw-heading mw-heading2"><h2 id="ISONLINE">ISONLINE</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Extension:OnlineStatusBar&action=edit&section=10" title="Edit section: ISONLINE"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Extension also add a magic word {{isonline}} which turns to current status of user, possible states are: </p> <ul><li>online - User is online</li> <li>away / busy - User is away or busy</li> <li>unknown - User doesn't want to be tracked or it's not a user</li> <li>offline - User is offline</li></ul> <div class="mw-heading mw-heading2"><h2 id="Working_inside_the_Foreground_Skin">Working inside the Foreground Skin</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Extension:OnlineStatusBar&action=edit&section=11" title="Edit section: Working inside the Foreground Skin"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>To make this extension show up at the right place inside the <a rel="nofollow" class="external text" href="https://github.com/thingles/foreground">Foreground skin</a>, the same skin as <a rel="nofollow" class="external text" href="https://wikiapiary.com/wiki/Main_Page">Wikiapiary</a>, you need to change the following line: </p><p>On line 36 of resources/ext.onlinestatusbar.js change: </p> <div class="mw-highlight mw-highlight-lang-javascript mw-content-ltr" dir="ltr"><pre><span></span><span class="c1">// Add status bar wrapper</span> <span class="w"> </span><span class="nx">$</span><span class="p">(</span><span class="w"> </span><span class="s1">'h1'</span><span class="w"> </span><span class="p">).</span><span class="nx">first</span><span class="p">().</span><span class="nx">prepend</span><span class="p">(</span><span class="w"> </span><span class="nx">$statusbarFields</span><span class="w"> </span><span class="p">);</span> </pre></div> <p><b>to</b> </p> <div class="mw-highlight mw-highlight-lang-javascript mw-content-ltr" dir="ltr"><pre><span></span><span class="c1">// Add status bar wrapper</span> <span class="w"> </span><span class="nx">$</span><span class="p">(</span><span class="w"> </span><span class="s1">'h2.title'</span><span class="w"> </span><span class="p">).</span><span class="nx">first</span><span class="p">().</span><span class="nx">prepend</span><span class="p">(</span><span class="w"> </span><span class="nx">$statusbarFields</span><span class="w"> </span><span class="p">);</span> </pre></div> <p><a href="/wiki/User:Cindy.cicalese" title="User:Cindy.cicalese">Cindy.cicalese</a>, the writer of the <a href="/wiki/Extension:Title_Icon" title="Extension:Title Icon">Extension:Title Icon</a>, found this fix. </p>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1&useformat=desktop" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Retrieved from "<a dir="ltr" href="https://www.mediawiki.org/w/index.php?title=Extension:OnlineStatusBar&oldid=6576136">https://www.mediawiki.org/w/index.php?title=Extension:OnlineStatusBar&oldid=6576136</a>"</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Special:Categories" title="Special:Categories">Categories</a>: <ul><li><a href="/wiki/Category:Stable_extensions" title="Category:Stable extensions">Stable extensions</a></li><li><a href="/wiki/Category:User_activity_extensions" title="Category:User activity extensions">User activity extensions</a></li><li><a href="/wiki/Category:GPL_licensed_extensions" title="Category:GPL licensed extensions">GPL licensed extensions</a></li><li><a href="/wiki/Category:Extensions_in_Wikimedia_version_control" title="Category:Extensions in Wikimedia version control">Extensions in Wikimedia version control</a></li><li><a href="/wiki/Category:ArticleViewHeader_extensions" title="Category:ArticleViewHeader extensions">ArticleViewHeader extensions</a></li><li><a href="/wiki/Category:GetPreferences_extensions" title="Category:GetPreferences extensions">GetPreferences extensions</a></li><li><a href="/wiki/Category:LoadExtensionSchemaUpdates_extensions" title="Category:LoadExtensionSchemaUpdates extensions">LoadExtensionSchemaUpdates extensions</a></li><li><a href="/wiki/Category:MagicWordwgVariableIDs_extensions" title="Category:MagicWordwgVariableIDs extensions">MagicWordwgVariableIDs extensions</a></li><li><a href="/wiki/Category:ParserGetVariableValueSwitch_extensions" title="Category:ParserGetVariableValueSwitch extensions">ParserGetVariableValueSwitch extensions</a></li><li><a href="/wiki/Category:UserGetDefaultOptions_extensions" title="Category:UserGetDefaultOptions extensions">UserGetDefaultOptions extensions</a></li><li><a href="/wiki/Category:UserLoginComplete_extensions" title="Category:UserLoginComplete extensions">UserLoginComplete extensions</a></li><li><a href="/wiki/Category:UserLogout_extensions" title="Category:UserLogout extensions">UserLogout extensions</a></li><li><a href="/wiki/Category:All_extensions" title="Category:All extensions">All extensions</a></li></ul></div><div id="mw-hidden-catlinks" class="mw-hidden-catlinks mw-hidden-cats-hidden">Hidden categories: <ul><li><a href="/wiki/Category:Extensions_without_an_image" title="Category:Extensions without an image">Extensions without an image</a></li><li><a href="/wiki/Category:Extensions_with_release_branches_compatibility_policy" title="Category:Extensions with release branches compatibility policy">Extensions with release branches compatibility policy</a></li></ul></div></div> </div> 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