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title="Modul:Citation">Modul:Citation</a></bdi> | <bdi dir="ltr"><a href="/wiki/Modul:Citation/CS1" title="Modul:Citation/CS1">CS1</a></bdi></div></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="ro" dir="ltr">Documentația acestui modul poate fi creată la <a href="/w/index.php?title=Modul:Citation/CS1/Date_validation/doc&action=edit&redlink=1" class="new" title="Modul:Citation/CS1/Date validation/doc — pagină inexistentă">Modul:Citation/CS1/Date validation/doc</a> <div class="mw-highlight mw-highlight-lang-lua mw-content-ltr mw-highlight-lines" dir="ltr"><pre><a href="#L-1"></a>local p = {} <a href="#L-2"></a> <a href="#L-3"></a>local DateUtils = require('Modul:DateUtils') <a href="#L-4"></a> <a href="#L-5"></a> <a href="#L-6"></a>--[[--------------------------< F O R W A R D D E C L A R A T I O N S >-------------------------------------- <a href="#L-7"></a>]] <a href="#L-8"></a> <a href="#L-9"></a>local is_set, in_array; -- imported functions from selected Module:Citation/CS1/Utilities <a href="#L-10"></a>local cfg; -- table of tables imported from slected Module:Citation/CS1/Configuration <a href="#L-11"></a> <a href="#L-12"></a>--[=[----------------------------------------------------------------- <a href="#L-13"></a> <a href="#L-14"></a>returns true if: <a href="#L-15"></a> Wikipedia start date <= accessdate < today + 2 days <a href="#L-16"></a> <a href="#L-17"></a>Wikipedia start date is 2001-01-15T00:00:00 UTC which is 979516800 seconds after 1970-01-01T00:00:00 UTC (the start of Unix time) <a href="#L-18"></a>accessdate is the date provided in |accessdate= at time 00:00:00 UTC <a href="#L-19"></a>today is the current date at time 00:00:00 UTC plus 48 hours <a href="#L-20"></a> if today is 2015-01-01T00:00:00 then <a href="#L-21"></a> adding 24 hours gives 2015-01-02T00:00:00 – one second more than today <a href="#L-22"></a> adding 24 hours gives 2015-01-03T00:00:00 – one second more than tomorrow <a href="#L-23"></a> <a href="#L-24"></a>This function does not work if it is fed month names for languages other than English. Wikimedia #time: parser <a href="#L-25"></a>apparently doesn't understand non-Engish date month names. This function will always return false when the date <a href="#L-26"></a>contains a non-English month name because good1 is false after the call to lang.formatDate(). To get around that <a href="#L-27"></a>call this function with YYYY-MM-DD format dates. <a href="#L-28"></a> <a href="#L-29"></a>]=] <a href="#L-30"></a> <a href="#L-31"></a>local function is_valid_accessdate (accessdate) <a href="#L-32"></a> local specifiedAccess = DateUtils.parseDate(accessdate) <a href="#L-33"></a> local tomorrow = os.date('*t') <a href="#L-34"></a> tomorrow = DateUtils.addDaysToDate(tomorrow, 2) <a href="#L-35"></a> local wikipediaEpoch = DateUtils.parseDate('2001-01-15') <a href="#L-36"></a> <a href="#L-37"></a> if specifiedAccess and tomorrow and wikipediaEpoch <a href="#L-38"></a> and DateUtils.compare(specifiedAccess, tomorrow) < 0 <a href="#L-39"></a> and DateUtils.compare(specifiedAccess, wikipediaEpoch) > 0 <a href="#L-40"></a> then <a href="#L-41"></a> return true <a href="#L-42"></a> end <a href="#L-43"></a> <a href="#L-44"></a> return false <a href="#L-45"></a>end <a href="#L-46"></a> <a href="#L-47"></a> <a href="#L-48"></a>--[[--------------------------< G E T _ M O N T H _ N U M B E R >---------------------------------------------- <a href="#L-49"></a> <a href="#L-50"></a>returns a number according to the month in a date: 1 for January, etc. Capitalization and spelling must be correct. If not a valid month, returns 0 <a href="#L-51"></a> <a href="#L-52"></a>]] <a href="#L-53"></a> <a href="#L-54"></a>local function get_month_number (month) <a href="#L-55"></a> return cfg.date_names['local'].long[month] or cfg.date_names['local'].short[month] or -- look for local names first <a href="#L-56"></a> cfg.date_names['en'].long[month] or cfg.date_names['en'].short[month] or -- failing that, look for English names <a href="#L-57"></a> 0; -- not a recognized month name <a href="#L-58"></a>end <a href="#L-59"></a> <a href="#L-60"></a> <a href="#L-61"></a>--[[-------------------------------------------------------------- <a href="#L-62"></a> <a href="#L-63"></a>returns true and date value if that value has proper dmy, mdy, ymd format. <a href="#L-64"></a> <a href="#L-65"></a>returns false and 9999 (embargoed forever) when date value is not proper format; assumes that when |embargo= is <a href="#L-66"></a>set, the editor intended to embargo a pmc but |embargo= does not hold a single date. <a href="#L-67"></a> <a href="#L-68"></a>]] <a href="#L-69"></a> <a href="#L-70"></a>local function is_valid_embargo_date (v) <a href="#L-71"></a> if v:match ('^%d%d%d%d%-%d%d%-%d%d$') or -- ymd <a href="#L-72"></a> v:match ('^%d%d?%s+%a+%s+%d%d%d%d$') or -- dmy <a href="#L-73"></a> v:match ('^%a+%s+%d%d?%s*,%s*%d%d%d%d$') then -- mdy <a href="#L-74"></a> return true, v; <a href="#L-75"></a> end <a href="#L-76"></a> return false, '9999'; -- if here not good date so return false and set embargo date to long time in future <a href="#L-77"></a>end <a href="#L-78"></a> <a href="#L-79"></a> <a href="#L-80"></a>--[[--------------------------< G E T _ S E A S O N _ N U M B E R >-------------------------------------------- <a href="#L-81"></a> <a href="#L-82"></a>returns a number according to the sequence of seasons in a year: 1 for Winter, etc. Capitalization and spelling must be correct. If not a valid season, returns 0 <a href="#L-83"></a> <a href="#L-84"></a>Uses ISO DIS 8601 2016 part 2 §4.7 Divisions of a year for hemishpere-independent seasons: <a href="#L-85"></a> 21-24 = Spring, Summer, Autumn, Winter, independent of “Hemisphere” <a href="#L-86"></a> <a href="#L-87"></a>These additional divisions not currently supported: <a href="#L-88"></a> 25-28 = Spring - Northern Hemisphere, Summer- Northern Hemisphere, Autumn - Northern Hemisphere, Winter - Northern Hemisphere <a href="#L-89"></a> 29-32 = Spring – Southern Hemisphere, Summer– Southern Hemisphere, Autumn – Southern Hemisphere, Winter - Southern Hemisphere <a href="#L-90"></a> 33-36 = Quarter 1, Quarter 2, Quarter 3, Quarter 4 (3 months each) <a href="#L-91"></a> 37-39 = Quadrimester 1, Quadrimester 2, Quadrimester 3 (4 months each) <a href="#L-92"></a> 40-41 = Semestral 1, Semestral-2 (6 months each) <a href="#L-93"></a> <a href="#L-94"></a> <a href="#L-95"></a>]] <a href="#L-96"></a> <a href="#L-97"></a>local function get_season_number (season) <a href="#L-98"></a> return cfg.date_names['local'].season[season] or -- look for local names first <a href="#L-99"></a> cfg.date_names['en'].season[season] or -- failing that, look for English names <a href="#L-100"></a> 0; -- not a recognized season name <a href="#L-101"></a>end <a href="#L-102"></a> <a href="#L-103"></a>--[[---------------------------------------------------------------------------- <a href="#L-104"></a> <a href="#L-105"></a>returns a non-zero number if date contains a recognized proper name. Capitalization and spelling must be correct. <a href="#L-106"></a> <a href="#L-107"></a>]] <a href="#L-108"></a> <a href="#L-109"></a>local function is_proper_name (name) <a href="#L-110"></a> return cfg.date_names['local'].named[name] or -- look for local names dates first <a href="#L-111"></a> cfg.date_names['en'].named[name] or -- failing that, look for English names <a href="#L-112"></a> 0; -- not a recognized named date <a href="#L-113"></a>end <a href="#L-114"></a> <a href="#L-115"></a>--[[-------------------------------------------------------- <a href="#L-116"></a> <a href="#L-117"></a>--returns true if month or season is valid (properly spelled, capitalized, abbreviated) <a href="#L-118"></a> <a href="#L-119"></a>]] <a href="#L-120"></a> <a href="#L-121"></a>local function is_valid_month_or_season (month_season) <a href="#L-122"></a> if 0 == get_month_number (month_season) then -- if month text isn't one of the twelve months, might be a season <a href="#L-123"></a> if 0 == get_season_number (month_season) then -- not a month, is it a season? <a href="#L-124"></a> return false; -- return false not a month or one of the five seasons <a href="#L-125"></a> end <a href="#L-126"></a> end <a href="#L-127"></a> return true; <a href="#L-128"></a>end <a href="#L-129"></a> <a href="#L-130"></a>--[[------------------------------------------------------------------------------ <a href="#L-131"></a> <a href="#L-132"></a>Function gets current year from the server and compares it to year from a citation parameter. Years more than one year in the future are not acceptable. <a href="#L-133"></a> <a href="#L-134"></a>]] <a href="#L-135"></a>local year_limit; <a href="#L-136"></a>local function is_valid_year(year) <a href="#L-137"></a> if not is_set(year_limit) then <a href="#L-138"></a> year_limit = tonumber(os.date("%Y"))+1; -- global variable so we only have to fetch it once <a href="#L-139"></a> end <a href="#L-140"></a> return tonumber(year) <= year_limit; -- false if year is in the future more than one year <a href="#L-141"></a>end <a href="#L-142"></a> <a href="#L-143"></a>--[[------------------------------------------------------------------------------ <a href="#L-144"></a>Returns true if day is less than or equal to the number of days in month and year is no farther into the future <a href="#L-145"></a>than next year; else returns false. <a href="#L-146"></a> <a href="#L-147"></a>Assumes Julian calendar prior to year 1582 and Gregorian calendar thereafter. Accounts for Julian calendar leap <a href="#L-148"></a>years before 1582 and Gregorian leap years after 1582. Where the two calendars overlap (1582 to approximately <a href="#L-149"></a>1923) dates are assumed to be Gregorian. <a href="#L-150"></a> <a href="#L-151"></a>]] <a href="#L-152"></a> <a href="#L-153"></a>local function is_valid_date (year, month, day) <a href="#L-154"></a>local days_in_month = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}; <a href="#L-155"></a>local month_length; <a href="#L-156"></a> if not is_valid_year(year) then -- no farther into the future than next year <a href="#L-157"></a> return false; <a href="#L-158"></a> end <a href="#L-159"></a> <a href="#L-160"></a> month = tonumber(month); -- required for YYYY-MM-DD dates <a href="#L-161"></a> <a href="#L-162"></a> if (2==month) then -- if February <a href="#L-163"></a> month_length = 28; -- then 28 days unless <a href="#L-164"></a> if 1582 > tonumber(year) then -- Julian calendar <a href="#L-165"></a> if 0==(year%4) then <a href="#L-166"></a> month_length = 29; <a href="#L-167"></a> end <a href="#L-168"></a> else -- Gregorian calendar <a href="#L-169"></a> if (0==(year%4) and (0~=(year%100) or 0==(year%400))) then -- is a leap year? <a href="#L-170"></a> month_length = 29; -- if leap year then 29 days in February <a href="#L-171"></a> end <a href="#L-172"></a> end <a href="#L-173"></a> else <a href="#L-174"></a> month_length=days_in_month[month]; <a href="#L-175"></a> end <a href="#L-176"></a> <a href="#L-177"></a> if tonumber (day) > month_length then <a href="#L-178"></a> return false; <a href="#L-179"></a> end <a href="#L-180"></a> return true; <a href="#L-181"></a>end <a href="#L-182"></a> <a href="#L-183"></a>--[[---------------------------------------------------- <a href="#L-184"></a> <a href="#L-185"></a>Months in a range are expected to have the same style: Jan–Mar or October–December but not February–Mar or Jul–August. <a href="#L-186"></a>There is a special test for May because it can be either short or long form. <a href="#L-187"></a> <a href="#L-188"></a>Returns true when style for both months is the same <a href="#L-189"></a> <a href="#L-190"></a>]] <a href="#L-191"></a> <a href="#L-192"></a>local function is_valid_month_range_style (month1, month2) <a href="#L-193"></a> <a href="#L-194"></a>local len1 = month1:len(); <a href="#L-195"></a>local len2 = month2:len(); <a href="#L-196"></a> if len1 == len2 then <a href="#L-197"></a> return true; -- both months are short form so return true <a href="#L-198"></a> elseif 'May' == month1 or 'May'== month2 or 'mai' == month1 or 'mai' == month2 then <a href="#L-199"></a> return true; -- both months are long form so return true <a href="#L-200"></a> elseif 3 == len1 or 3 == len2 then <a href="#L-201"></a> return false; -- months are mixed form so return false <a href="#L-202"></a> else <a href="#L-203"></a> return true; -- both months are long form so return true <a href="#L-204"></a> end <a href="#L-205"></a>end <a href="#L-206"></a> <a href="#L-207"></a> <a href="#L-208"></a>--[[-------------------------------------------------- <a href="#L-209"></a> <a href="#L-210"></a>Check a pair of months or seasons to see if both are valid members of a month or season pair. <a href="#L-211"></a> <a href="#L-212"></a>Month pairs are expected to be left to right, earliest to latest in time. <a href="#L-213"></a> <a href="#L-214"></a>All season ranges are accepted as valid because there are publishers out there who have published a Summer–Spring YYYY issue so ... ok <a href="#L-215"></a> <a href="#L-216"></a>]] <a href="#L-217"></a> <a href="#L-218"></a>local function is_valid_month_season_range(range_start, range_end) <a href="#L-219"></a> local range_start_number = get_month_number (range_start); <a href="#L-220"></a> local range_end_number; <a href="#L-221"></a> <a href="#L-222"></a> if 0 == range_start_number then -- is this a month range? <a href="#L-223"></a> range_start_number = get_season_number (range_start); -- not a month; is it a season? get start season number <a href="#L-224"></a> range_end_number = get_season_number (range_end); -- get end season number <a href="#L-225"></a> <a href="#L-226"></a> if (0 ~= range_start_number) and (0 ~= range_end_number) then <a href="#L-227"></a> return true; -- any season pairing is accepted <a href="#L-228"></a> end <a href="#L-229"></a> return false; -- range_start and/or range_end is not a season <a href="#L-230"></a> end <a href="#L-231"></a> <a href="#L-232"></a> -- here when range_start is a month <a href="#L-233"></a> range_end_number = get_month_number (range_end); -- get end month number <a href="#L-234"></a> <a href="#L-235"></a> if range_start_number < range_end_number then -- range_start is a month; does range_start precede range_end? <a href="#L-236"></a> if is_valid_month_range_style (range_start, range_end) then -- do months have the same style? <a href="#L-237"></a> return true; -- proper order and same style <a href="#L-238"></a> end <a href="#L-239"></a> end <a href="#L-240"></a> return false; -- range_start month number is greater than or equal to range end number; or range end isn't a month <a href="#L-241"></a>end <a href="#L-242"></a> <a href="#L-243"></a> <a href="#L-244"></a>--[[--------------------------< M A K E _ C O I N S _ D A T E >------------------------------------------------ <a href="#L-245"></a> <a href="#L-246"></a>This function receives a table of date parts for one or two dates and an empty table reference declared in <a href="#L-247"></a>Module:Citation/CS1. The function is called only for |date= parameters and only if the |date=<value> is <a href="#L-248"></a>determined to be a valid date format. The question of what to do with invalid date formats is not answered here. <a href="#L-249"></a> <a href="#L-250"></a>The date parts in the input table are converted to an ISO 8601 conforming date string: <a href="#L-251"></a> single whole dates: yyyy-mm-dd <a href="#L-252"></a> month and year dates: yyyy-mm <a href="#L-253"></a> year dates: yyyy <a href="#L-254"></a> ranges: yyyy-mm-dd/yyyy-mm-dd <a href="#L-255"></a> yyyy-mm/yyyy-mm <a href="#L-256"></a> yyyy/yyyy <a href="#L-257"></a> <a href="#L-258"></a>Dates in the Julian calendar are reduced to year or year/year so that we don't have to do calendar conversion from <a href="#L-259"></a>Julian to Proleptic Gregorian. <a href="#L-260"></a> <a href="#L-261"></a>The input table has: <a href="#L-262"></a> year, year2 – always present; if before 1582, ignore months and days if present <a href="#L-263"></a> month, month2 – 0 if not provided, 1-12 for months, 21-24 for seasons; 31– proper name dates <a href="#L-264"></a> day, day2 – 0 if not provided, 1-31 for days <a href="#L-265"></a> <a href="#L-266"></a>the output table receives: <a href="#L-267"></a> rftdate: an IS8601 formatted date <a href="#L-268"></a> rftchron: a free-form version of the date, usually without year which is in rftdate (season ranges and propername dates) <a href="#L-269"></a> rftssn: one of four season keywords: winter, spring, summer, fall (lowercase) <a href="#L-270"></a> <a href="#L-271"></a>]] <a href="#L-272"></a> <a href="#L-273"></a>local function make_COinS_date (input, tCOinS_date) <a href="#L-274"></a> local date; -- one date or first date in a range <a href="#L-275"></a> local date2 = ''; -- end of range date <a href="#L-276"></a> <a href="#L-277"></a> if 1582 > tonumber(input.year) or 20 < tonumber(input.month) then -- Julian calendar or season so &rft.date gets year only <a href="#L-278"></a> date = input.year; <a href="#L-279"></a> if 0 ~= input.year2 and input.year ~= input.year2 then -- if a range, only the second year portion when not the same as range start year <a href="#L-280"></a> date = string.format ('%.4d/%.4d', tonumber(input.year), tonumber(input.year2)) -- assemble the date range <a href="#L-281"></a> end <a href="#L-282"></a> if 20 < tonumber(input.month) then -- if season or propername date <a href="#L-283"></a> local season = {[21]='winter', [22]='spring', [23]='summer', [24]='fall', [31]='Christmas'}; -- seasons lowercase, no autumn; proper names use title case <a href="#L-284"></a> if 0 == input.month2 then -- single season date <a href="#L-285"></a> if 30 <tonumber(input.month) then <a href="#L-286"></a> tCOinS_date.rftchron = season[input.month]; -- proper name dates <a href="#L-287"></a> else <a href="#L-288"></a> tCOinS_date.rftssn = season[input.month]; -- seasons <a href="#L-289"></a> end <a href="#L-290"></a> else -- season range with a second season specified <a href="#L-291"></a> if input.year ~= input.year2 then -- season year – season year range or season year–year <a href="#L-292"></a> tCOinS_date.rftssn = season[input.month]; -- start of range season; keep this? <a href="#L-293"></a> if 0~= input.month2 then <a href="#L-294"></a> tCOinS_date.rftchron = string.format ('%s %s – %s %s', season[input.month], input.year, season[input.month2], input.year2); <a href="#L-295"></a> end <a href="#L-296"></a> else -- season–season year range <a href="#L-297"></a> tCOinS_date.rftssn = season[input.month]; -- start of range season; keep this? <a href="#L-298"></a> tCOinS_date.rftchron = season[input.month] .. '–' .. season[input.month2]; -- season–season year range <a href="#L-299"></a> end <a href="#L-300"></a> end <a href="#L-301"></a> end <a href="#L-302"></a> tCOinS_date.rftdate = date; <a href="#L-303"></a> return; -- done <a href="#L-304"></a> end <a href="#L-305"></a> <a href="#L-306"></a> if 0 ~= input.day then <a href="#L-307"></a> date = string.format ('%s-%.2d-%.2d', input.year, tonumber(input.month), tonumber(input.day)); -- whole date <a href="#L-308"></a> elseif 0 ~= input.month then <a href="#L-309"></a> date = string.format ('%s-%.2d', input.year, tonumber(input.month)); -- year and month <a href="#L-310"></a> else <a href="#L-311"></a> date = string.format ('%s', input.year); -- just year <a href="#L-312"></a> end <a href="#L-313"></a> <a href="#L-314"></a> if 0 ~= input.year2 then <a href="#L-315"></a> if 0 ~= input.day2 then <a href="#L-316"></a> date2 = string.format ('/%s-%.2d-%.2d', input.year2, tonumber(input.month2), tonumber(input.day2)); -- whole date <a href="#L-317"></a> elseif 0 ~= input.month2 then <a href="#L-318"></a> date2 = string.format ('/%s-%.2d', input.year2, tonumber(input.month2)); -- year and month <a href="#L-319"></a> else <a href="#L-320"></a> date2 = string.format ('/%s', input.year2); -- just year <a href="#L-321"></a> end <a href="#L-322"></a> end <a href="#L-323"></a> <a href="#L-324"></a> tCOinS_date.rftdate = date .. date2; -- date2 has the '/' separator <a href="#L-325"></a> return; <a href="#L-326"></a>end <a href="#L-327"></a> <a href="#L-328"></a> <a href="#L-329"></a>--[[--------------------------< C H E C K _ D A T E >---------------------------------------------------------- <a href="#L-330"></a> <a href="#L-331"></a>Check date format to see that it is one of the formats approved by WP:DATESNO or WP:DATERANGE. Exception: only <a href="#L-332"></a>allowed range separator is endash. Additionally, check the date to see that it is a real date: no 31 in 30-day <a href="#L-333"></a>months; no 29 February when not a leap year. Months, both long-form and three character abbreviations, and seasons <a href="#L-334"></a>must be spelled correctly. Future years beyond next year are not allowed. <a href="#L-335"></a> <a href="#L-336"></a>If the date fails the format tests, this function returns false and does not return values for anchor_year and <a href="#L-337"></a>COinS_date. When this happens, the date parameter is used in the COinS metadata and the CITEREF identifier gets <a href="#L-338"></a>its year from the year parameter if present otherwise CITEREF does not get a date value. <a href="#L-339"></a> <a href="#L-340"></a>Inputs: <a href="#L-341"></a> date_string - date string from date-holding parameters (date, year, accessdate, embargo, archivedate, etc.) <a href="#L-342"></a> <a href="#L-343"></a>Returns: <a href="#L-344"></a> false if date string is not a real date; else <a href="#L-345"></a> true, anchor_year, COinS_date <a href="#L-346"></a> anchor_year can be used in CITEREF anchors <a href="#L-347"></a> COinS_date is ISO 8601 format date; see make_COInS_date() <a href="#L-348"></a> <a href="#L-349"></a>]] <a href="#L-350"></a> <a href="#L-351"></a>local function check_date (date_string, tCOinS_date, test_accessdate) <a href="#L-352"></a> local year; -- assume that year2, months, and days are not used; <a href="#L-353"></a> local year2=0; -- second year in a year range <a href="#L-354"></a> local month=0; <a href="#L-355"></a> local month2=0; -- second month in a month range <a href="#L-356"></a> local day=0; <a href="#L-357"></a> local day2=0; -- second day in a day range <a href="#L-358"></a> local anchor_year; <a href="#L-359"></a> local coins_date; <a href="#L-360"></a> <a href="#L-361"></a> if date_string:match("^%d%d%d%d%-%d%d?%-%d%d?$") then -- year-initial numerical year month day format <a href="#L-362"></a> year, month, day=string.match(date_string, "(%d%d%d%d)%-(%d%d?)%-(%d%d?)"); <a href="#L-363"></a> if 12 < tonumber(month) or 1 > tonumber(month) or 1582 > tonumber(year) or 0 == tonumber(day) then return false; end -- month or day number not valid or not Gregorian calendar <a href="#L-364"></a> anchor_year = year; <a href="#L-365"></a> elseif mw.ustring.match(date_string, "^%d%d?\/%d%d?\/%d%d%d%d$") then -- dd/mm/yyyy <a href="#L-366"></a> day, month, year=mw.ustring.match(date_string, "(%d%d?)\/(%d%d?)\/(%d%d%d%d)") <a href="#L-367"></a> if tonumber(month) == nil or 12 < tonumber(month) or 1 > tonumber(month) or 1582 > tonumber(year) or 0 == tonumber(day) then return false; end -- month or day number not valid or not Gregorian calendar <a href="#L-368"></a> anchor_year = year; <a href="#L-369"></a> elseif mw.ustring.match(date_string, "^%d%d%d%d%d%d%d%d$") then -- yyyymmdd <a href="#L-370"></a> year, month, day=mw.ustring.match(date_string, "(%d%d%d%d)(%d%d)(%d%d)") <a href="#L-371"></a> if tonumber(month) == nil or 12 < tonumber(month) or 1 > tonumber(month) or 1582 > tonumber(year) or 0 == tonumber(day) then return false; end -- month or day number not valid or not Gregorian calendar <a href="#L-372"></a> anchor_year = year; <a href="#L-373"></a> elseif date_string:match("^%a+ +[1-9]%d?, +[1-9]%d%d%d%a?$") then -- month-initial: month day, year <a href="#L-374"></a> month, day, anchor_year, year=string.match(date_string, "(%a+)%s*(%d%d?),%s*((%d%d%d%d?)%a?)"); <a href="#L-375"></a> month = get_month_number (month); <a href="#L-376"></a> if 0 == month then return false; end -- return false if month text isn't one of the twelve months <a href="#L-377"></a> <a href="#L-378"></a> elseif mw.ustring.match(date_string, "^%a+ +[1-9]%d?[%-–][1-9]%d?, +[1-9]%d%d%d%a?$") then -- month-initial day range: month day–day, year; days are separated by endash <a href="#L-379"></a> month, day, day2, anchor_year, year=mw.ustring.match(date_string, "(%a+) +(%d%d?)[%-–](%d%d?), +((%d%d%d%d)%a?)"); <a href="#L-380"></a> if tonumber(day) >= tonumber(day2) then return false; end -- date range order is left to right: earlier to later; dates may not be the same; <a href="#L-381"></a> month = get_month_number (month); <a href="#L-382"></a> if 0 == month then return false; end -- return false if month text isn't one of the twelve months <a href="#L-383"></a> month2=month; -- for metadata <a href="#L-384"></a> year2=year; <a href="#L-385"></a> <a href="#L-386"></a> elseif date_string:match("^[1-9]%d? +%a+ +[1-9]%d%d%d%a?$") then -- day-initial: day month year <a href="#L-387"></a> day, month, anchor_year, year=string.match(date_string, "(%d%d*)%s*(%a+)%s*((%d%d%d%d?)%a?)"); <a href="#L-388"></a> month = get_month_number (month); <a href="#L-389"></a> if 0 == month then return false; end -- return false if month text isn't one of the twelve months <a href="#L-390"></a> <a href="#L-391"></a> elseif mw.ustring.match(date_string, "^[1-9]%d?[%-–][1-9]%d? +%a+ +[1-9]%d%d%d%a?$") then -- day-range-initial: day–day month year; days are separated by endash <a href="#L-392"></a> day, day2, month, anchor_year, year=mw.ustring.match(date_string, "(%d%d?)[%-–](%d%d?) +(%a+) +((%d%d%d%d)%a?)"); <a href="#L-393"></a> if tonumber(day) >= tonumber(day2) then return false; end -- date range order is left to right: earlier to later; dates may not be the same; <a href="#L-394"></a> month = get_month_number (month); <a href="#L-395"></a> if 0 == month then return false; end -- return false if month text isn't one of the twelve months <a href="#L-396"></a> month2=month; -- for metadata <a href="#L-397"></a> year2=year; <a href="#L-398"></a> <a href="#L-399"></a> elseif mw.ustring.match(date_string, "^[1-9]%d? +%a+ [%-–] [1-9]%d? +%a+ +[1-9]%d%d%d%a?$") then -- day initial month-day-range: day month - day month year; uses spaced endash <a href="#L-400"></a> day, month, day2, month2, anchor_year, year=mw.ustring.match(date_string, "(%d%d?) +(%a+) [%-–] (%d%d?) +(%a+) +((%d%d%d%d)%a?)"); <a href="#L-401"></a> if (not is_valid_month_season_range(month, month2)) or not is_valid_year(year) then return false; end -- date range order is left to right: earlier to later; <a href="#L-402"></a> month = get_month_number (month); -- for metadata <a href="#L-403"></a> month2 = get_month_number (month2); <a href="#L-404"></a> year2=year; <a href="#L-405"></a> <a href="#L-406"></a> elseif mw.ustring.match(date_string, "^%a+ +[1-9]%d? [%-–] %a+ +[1-9]%d?, +[1-9]%d%d%d%a?$") then -- month initial month-day-range: month day – month day, year; uses spaced endash <a href="#L-407"></a> month, day, month2, day2, anchor_year, year=mw.ustring.match(date_string, "(%a+) +(%d%d?) [%-–] (%a+) +(%d%d?), +((%d%d%d%d)%a?)"); <a href="#L-408"></a> if (not is_valid_month_season_range(month, month2)) or not is_valid_year(year) then return false; end <a href="#L-409"></a> month = get_month_number (month); -- for metadata <a href="#L-410"></a> month2 = get_month_number (month2); <a href="#L-411"></a> year2=year; <a href="#L-412"></a> <a href="#L-413"></a> elseif mw.ustring.match(date_string, "^[1-9]%d? +%a+ +[1-9]%d%d%d [%-–] [1-9]%d? +%a+ +[1-9]%d%d%d%a?$") then -- day initial month-day-year-range: day month year - day month year; uses spaced endash <a href="#L-414"></a> day, month, year, day2, month2, anchor_year, year2=mw.ustring.match(date_string, "(%d%d?) +(%a+) +(%d%d%d%d) [%-–] (%d%d?) +(%a+) +((%d%d%d%d)%a?)"); <a href="#L-415"></a> if tonumber(year2) <= tonumber(year) then return false; end -- must be sequential years, left to right, earlier to later <a href="#L-416"></a> if not is_valid_year(year2) or not is_valid_month_range_style(month, month2) then return false; end -- year2 no more than one year in the future; months same style <a href="#L-417"></a> month = get_month_number (month); -- for metadata <a href="#L-418"></a> month2 = get_month_number (month2); <a href="#L-419"></a> <a href="#L-420"></a> elseif mw.ustring.match(date_string, "^%a+ +[1-9]%d?, +[1-9]%d%d%d [%-–] %a+ +[1-9]%d?, +[1-9]%d%d%d%a?$") then -- month initial month-day-year-range: month day, year – month day, year; uses spaced endash <a href="#L-421"></a> month, day, year, month2, day2, anchor_year, year2=mw.ustring.match(date_string, "(%a+) +(%d%d?), +(%d%d%d%d) [%-–] (%a+) +(%d%d?), +((%d%d%d%d)%a?)"); <a href="#L-422"></a> if tonumber(year2) <= tonumber(year) then return false; end -- must be sequential years, left to right, earlier to later <a href="#L-423"></a> if not is_valid_year(year2) or not is_valid_month_range_style(month, month2) then return false; end -- year2 no more than one year in the future; months same style <a href="#L-424"></a> month = get_month_number (month); -- for metadata <a href="#L-425"></a> month2 = get_month_number (month2); <a href="#L-426"></a> <a href="#L-427"></a> elseif mw.ustring.match(date_string, "^%a+ +[1-9]%d%d%d[%-–]%d%d%a?$") then -- special case Winter/Summer year-year (YYYY-YY); year separated with unspaced endash <a href="#L-428"></a> local century; <a href="#L-429"></a> month, year, century, anchor_year, year2=mw.ustring.match(date_string, "(%a+) +((%d%d)%d%d)[%-–]((%d%d)%a?)"); <a href="#L-430"></a> if 'Winter' ~= month and 'Summer' ~= month then return false end; -- 'month' can only be Winter or Summer <a href="#L-431"></a> anchor_year=year..'–'..anchor_year; -- assemble anchor_year from both years <a href="#L-432"></a> year2 = century..year2; -- add the century to year2 for comparisons <a href="#L-433"></a> if 1 ~= tonumber(year2) - tonumber(year) then return false; end -- must be sequential years, left to right, earlier to later <a href="#L-434"></a> if not is_valid_year(year2) then return false; end -- no year farther in the future than next year <a href="#L-435"></a> month = get_season_number (month); <a href="#L-436"></a> <a href="#L-437"></a> elseif mw.ustring.match(date_string, "^%a+ +[1-9]%d%d%d[%-–][1-9]%d%d%d%a?$") then -- special case Winter/Summer year-year; year separated with unspaced endash <a href="#L-438"></a> month, year, anchor_year, year2=mw.ustring.match(date_string, "(%a+) +(%d%d%d%d)[%-–]((%d%d%d%d)%a?)"); <a href="#L-439"></a> if 'Winter' ~= month and 'Summer' ~= month then return false end; -- 'month' can only be Winter or Summer <a href="#L-440"></a> anchor_year=year..'–'..anchor_year; -- assemble anchor_year from both years <a href="#L-441"></a> if 1 ~= tonumber(year2) - tonumber(year) then return false; end -- must be sequential years, left to right, earlier to later <a href="#L-442"></a> if not is_valid_year(year2) then return false; end -- no year farther in the future than next year <a href="#L-443"></a> month = get_season_number (month); -- for metadata <a href="#L-444"></a> <a href="#L-445"></a> elseif mw.ustring.match(date_string, "^%a+ +[1-9]%d%d%d +[%-–] +%a+ +[1-9]%d%d%d%a?$") then -- month/season year - month/season year; separated by spaced endash <a href="#L-446"></a> month, year, month2, anchor_year, year2=mw.ustring.match(date_string, "(%a+) +(%d%d%d%d) +[%-–] +(%a+) +((%d%d%d%d)%a?)"); <a href="#L-447"></a> anchor_year=year..'–'..anchor_year; -- assemble anchor_year from both years <a href="#L-448"></a> if tonumber(year) >= tonumber(year2) then return false; end -- left to right, earlier to later, not the same <a href="#L-449"></a> if not is_valid_year(year2) then return false; end -- no year farther in the future than next year <a href="#L-450"></a> if 0 ~= get_month_number(month) and 0 ~= get_month_number(month2) and is_valid_month_range_style(month, month2) then -- both must be month year, same month style <a href="#L-451"></a> month = get_month_number(month); <a href="#L-452"></a> month2 = get_month_number(month2); <a href="#L-453"></a> elseif 0 ~= get_season_number(month) and 0 ~= get_season_number(month2) then -- both must be or season year, not mixed <a href="#L-454"></a> month = get_season_number(month); <a href="#L-455"></a> month2 = get_season_number(month2); <a href="#L-456"></a> else <a href="#L-457"></a> return false; <a href="#L-458"></a> end <a href="#L-459"></a> <a href="#L-460"></a> elseif mw.ustring.match(date_string, "^%a+[%-–]%a+ +[1-9]%d%d%d%a?$") then -- month/season range year; months separated by endash <a href="#L-461"></a> month, month2, anchor_year, year=mw.ustring.match(date_string, "(%a+)[%-–](%a+)%s*((%d%d%d%d)%a?)"); <a href="#L-462"></a> if (not is_valid_month_season_range(month, month2)) or (not is_valid_year(year)) then return false; end <a href="#L-463"></a> if 0 ~= get_month_number(month) then -- determined to be a valid range so just check this one to know if month or season <a href="#L-464"></a> month = get_month_number(month); <a href="#L-465"></a> month2 = get_month_number(month2); <a href="#L-466"></a> else <a href="#L-467"></a> month = get_season_number(month); <a href="#L-468"></a> month2 = get_season_number(month2); <a href="#L-469"></a> end <a href="#L-470"></a> year2=year; <a href="#L-471"></a> <a href="#L-472"></a> elseif date_string:match("^%a+ +%d%d%d%d%a?$") then -- month/season year or proper-name year <a href="#L-473"></a> month, anchor_year, year=date_string:match("(%a+)%s*((%d%d%d%d)%a?)"); <a href="#L-474"></a> if not is_valid_year(year) then return false; end <a href="#L-475"></a> if not is_valid_month_or_season (month) and 0 == is_proper_name (month) then return false; end <a href="#L-476"></a> if 0 ~= get_month_number(month) then -- determined to be a valid range so just check this one to know if month or season <a href="#L-477"></a> month = get_month_number(month); <a href="#L-478"></a> elseif 0 ~= get_season_number(month) then <a href="#L-479"></a> month = get_season_number(month); <a href="#L-480"></a> else <a href="#L-481"></a> month = is_proper_name (month); -- must be proper name; not supported in COinS <a href="#L-482"></a> end <a href="#L-483"></a> <a href="#L-484"></a> elseif mw.ustring.match(date_string, "^[1-9]%d%d%d?[%-–][1-9]%d%d%d?%a?$") then -- Year range: YYY-YYY or YYY-YYYY or YYYY–YYYY; separated by unspaced endash; 100-9999 <a href="#L-485"></a> year, anchor_year, year2=mw.ustring.match(date_string, "(%d%d%d%d?)[%-–]((%d%d%d%d?)%a?)"); <a href="#L-486"></a> anchor_year=year..'–'..anchor_year; -- assemble anchor year from both years <a href="#L-487"></a> if tonumber(year) >= tonumber(year2) then return false; end -- left to right, earlier to later, not the same <a href="#L-488"></a> if not is_valid_year(year2) then return false; end -- no year farther in the future than next year <a href="#L-489"></a> <a href="#L-490"></a> elseif mw.ustring.match(date_string, "^[1-9]%d%d%d[%-–]%d%d%a?$") then -- Year range: YYYY–YY; separated by unspaced endash <a href="#L-491"></a> local century; <a href="#L-492"></a> year, century, anchor_year, year2=mw.ustring.match(date_string, "((%d%d)%d%d)[%-–]((%d%d)%a?)"); <a href="#L-493"></a> anchor_year=year..'–'..anchor_year; -- assemble anchor year from both years <a href="#L-494"></a> if 13 > tonumber(year2) then return false; end -- don't allow 2003-05 which might be May 2003 <a href="#L-495"></a> year2 = century..year2; -- add the century to year2 for comparisons <a href="#L-496"></a> if tonumber(year) >= tonumber(year2) then return false; end -- left to right, earlier to later, not the same <a href="#L-497"></a> if not is_valid_year(year2) then return false; end -- no year farther in the future than next year <a href="#L-498"></a> elseif date_string:match("^[1-9]%d%d%d?%a?$") then -- year; here accept either YYY or YYYY <a href="#L-499"></a> anchor_year, year=date_string:match("((%d%d%d%d?)%a?)"); <a href="#L-500"></a> if false == is_valid_year(year) then <a href="#L-501"></a> return false; <a href="#L-502"></a> end <a href="#L-503"></a> <a href="#L-504"></a> else <a href="#L-505"></a> return false; -- date format not one of the MOS:DATE approved formats <a href="#L-506"></a> end <a href="#L-507"></a> <a href="#L-508"></a> -- since we don't allow accessmonth and accessyear, we will be permissinve <a href="#L-509"></a> -- with the access dates, allowing both month-year and year-only dates <a href="#L-510"></a> if test_accessdate then -- test accessdate here because we have numerical date parts <a href="#L-511"></a> if 0 ~= year2 or 0 ~= month2 or 0 ~= day2 then -- none of these; accessdate must not be a range <a href="#L-512"></a> return false; -- return false when accessdate is a range of two dates <a href="#L-513"></a> end <a href="#L-514"></a> if day == 0 then day = 1 end <a href="#L-515"></a> if month == 0 then month = 1 end <a href="#L-516"></a> if not is_valid_accessdate (year..'-'..month..'-'..day) then <a href="#L-517"></a> return false; -- return false when accessdate out of bounds <a href="#L-518"></a> end <a href="#L-519"></a> end <a href="#L-520"></a> <a href="#L-521"></a> local result=true; -- check whole dates for validity; assume true because not all dates will go through this test <a href="#L-522"></a> if 0 ~= year and 0 ~= month and 0 ~= day and 0 == year2 and 0 == month2 and 0 == day2 then -- YMD (simple whole date) <a href="#L-523"></a> result=is_valid_date(year,month,day); <a href="#L-524"></a> <a href="#L-525"></a> elseif 0 ~= year and 0 ~= month and 0 ~= day and 0 == year2 and 0 == month2 and 0 ~= day2 then -- YMD-d (day range) <a href="#L-526"></a> result=is_valid_date(year,month,day); <a href="#L-527"></a> result=result and is_valid_date(year,month,day2); <a href="#L-528"></a> <a href="#L-529"></a> elseif 0 ~= year and 0 ~= month and 0 ~= day and 0 == year2 and 0 ~= month2 and 0 ~= day2 then -- YMD-md (day month range) <a href="#L-530"></a> result=is_valid_date(year,month,day); <a href="#L-531"></a> result=result and is_valid_date(year,month2,day2); <a href="#L-532"></a> <a href="#L-533"></a> elseif 0 ~= year and 0 ~= month and 0 ~= day and 0 ~= year2 and 0 ~= month2 and 0 ~= day2 then -- YMD-ymd (day month year range) <a href="#L-534"></a> result=is_valid_date(year,month,day); <a href="#L-535"></a> result=result and is_valid_date(year2,month2,day2); <a href="#L-536"></a> end <a href="#L-537"></a> <a href="#L-538"></a> if false == result then return false; end <a href="#L-539"></a> <a href="#L-540"></a> if nil ~= tCOinS_date then -- this table only passed into this function when testing |date= parameter values <a href="#L-541"></a> make_COinS_date ({year=year, month=month, day=day, year2=year2, month2=month2, day2=day2}, tCOinS_date); -- make an ISO 8601 date string for COinS <a href="#L-542"></a> end <a href="#L-543"></a> <a href="#L-544"></a> return true, anchor_year; -- format is good and date string represents a real date <a href="#L-545"></a>end <a href="#L-546"></a> <a href="#L-547"></a> <a href="#L-548"></a>--[[--------------------------< D A T E S >-------------------------------------------------------------------- <a href="#L-549"></a> <a href="#L-550"></a>Cycle the date-holding parameters in passed table date_parameters_list through check_date() to check compliance with MOS:DATE. For all valid dates, check_date() returns <a href="#L-551"></a>true. The |date= parameter test is unique, it is the only date holding parameter from which values for anchor_year (used in CITEREF identifiers) and COinS_date (used in <a href="#L-552"></a>the COinS metadata) are derived. The |date= parameter is the only date-holding parameter that is allowed to contain the no-date keywords "n.d." or "nd" (without quotes). <a href="#L-553"></a> <a href="#L-554"></a>Unlike most error messages created in this module, only one error message is created by this function. Because all of the date holding parameters are processed serially, <a href="#L-555"></a>a single error message is created as the dates are tested. <a href="#L-556"></a> <a href="#L-557"></a>]] <a href="#L-558"></a> <a href="#L-559"></a>local function dates(date_parameters_list, tCOinS_date) <a href="#L-560"></a> local anchor_year; -- will return as nil if the date being tested is not |date= <a href="#L-561"></a> local COinS_date; -- will return as nil if the date being tested is not |date= <a href="#L-562"></a> local embargo_date; -- if embargo date is a good dmy, mdy, ymd date then holds original value else reset to 9999 <a href="#L-563"></a> local error_message = ""; <a href="#L-564"></a> local good_date = false; <a href="#L-565"></a> <a href="#L-566"></a> for k, v in pairs(date_parameters_list) do -- for each date-holding parameter in the list <a href="#L-567"></a> if is_set(v) then -- if the parameter has a value <a href="#L-568"></a> if v:match("^c%. [1-9]%d%d%d?%a?$") then -- special case for c. year or with or without CITEREF disambiguator - only |date= and |year= <a href="#L-569"></a> local year = v:match("c%. ([1-9]%d%d%d?)%a?"); -- get the year portion so it can be tested <a href="#L-570"></a> if 'date'==k then <a href="#L-571"></a> anchor_year, COinS_date = v:match("((c%. [1-9]%d%d%d?)%a?)"); -- anchor year and COinS_date only from |date= parameter <a href="#L-572"></a> good_date = is_valid_year(year); <a href="#L-573"></a> elseif 'year'==k then <a href="#L-574"></a> good_date = is_valid_year(year); <a href="#L-575"></a> end <a href="#L-576"></a> elseif 'date'==k then -- if the parameter is |date= <a href="#L-577"></a> if v:match("^n%.d%.%a?$") then -- if |date=n.d. with or without a CITEREF disambiguator <a href="#L-578"></a> good_date, anchor_year, COinS_date = true, v:match("((n%.d%.)%a?)"); --"n.d."; no error when date parameter is set to no date <a href="#L-579"></a> elseif v:match("^nd%a?$") then -- if |date=nd with or without a CITEREF disambiguator <a href="#L-580"></a> good_date, anchor_year, COinS_date = true, v:match("((nd)%a?)"); --"nd"; no error when date parameter is set to no date <a href="#L-581"></a> else <a href="#L-582"></a> good_date, anchor_year, COinS_date = check_date (v, tCOinS_date); -- go test the date <a href="#L-583"></a> end <a href="#L-584"></a> elseif 'year'==k then -- if the parameter is |year= it should hold only a year value <a href="#L-585"></a> if v:match("^[1-9]%d%d%d?%a?$") then -- if |year= 3 or 4 digits only with or without a CITEREF disambiguator <a href="#L-586"></a> good_date, anchor_year, COinS_date = true, v:match("((%d+)%a?)"); <a href="#L-587"></a> end <a href="#L-588"></a> elseif 'access-date'==k then -- if the parameter is |date= <a href="#L-589"></a> good_date = check_date (v, nil, true); -- go test the date; nil is a placeholder; true is the test_accessdate flag <a href="#L-590"></a> elseif 'embargo'==k then -- if the parameter is |embargo= <a href="#L-591"></a> good_date = check_date (v); -- go test the date <a href="#L-592"></a> if true == good_date then -- if the date is a valid date <a href="#L-593"></a> good_date, embargo_date = is_valid_embargo_date (v); -- is |embargo= date a single dmy, mdy, or ymd formatted date? yes:returns embargo; no: returns 9999 <a href="#L-594"></a> end <a href="#L-595"></a> else -- any other date-holding parameter <a href="#L-596"></a> good_date = check_date (v); -- go test the date <a href="#L-597"></a> end <a href="#L-598"></a> if false==good_date then -- assemble one error message so we don't add the tracking category multiple times <a href="#L-599"></a> if is_set(error_message) then -- once we've added the first portion of the error message ... <a href="#L-600"></a> error_message=error_message .. ", "; -- ... add a comma space separator <a href="#L-601"></a> end <a href="#L-602"></a> error_message=error_message .. "&#124;" .. k .. "="; -- add the failed parameter <a href="#L-603"></a> end <a href="#L-604"></a> end <a href="#L-605"></a> end <a href="#L-606"></a> return anchor_year, embargo_date, error_message; -- and done <a href="#L-607"></a>end <a href="#L-608"></a> <a href="#L-609"></a> <a href="#L-610"></a>--[[--------------------------< Y E A R _ D A T E _ C H E C K >------------------------------------------------ <a href="#L-611"></a> <a href="#L-612"></a>Compare the value provided in |year= with the year value(s) provided in |date=. This function returns a numeric value: <a href="#L-613"></a> 0 - year value does not match the year value in date <a href="#L-614"></a> 1 - (default) year value matches the year value in date or one of the year values when date contains two years <a href="#L-615"></a> 2 - year value matches the year value in date when date is in the form YYYY-MM-DD and year is disambiguated (|year=YYYYx) <a href="#L-616"></a> <a href="#L-617"></a>]] <a href="#L-618"></a> <a href="#L-619"></a>local function year_date_check (year_string, date_string) <a href="#L-620"></a> local year; <a href="#L-621"></a> local date1; <a href="#L-622"></a> local date2; <a href="#L-623"></a> local result = 1; -- result of the test; assume that the test passes <a href="#L-624"></a> <a href="#L-625"></a> year = year_string:match ('(%d%d%d%d?)'); <a href="#L-626"></a> <a href="#L-627"></a> if date_string:match ('%d%d%d%d%-%d%d%-%d%d') and year_string:match ('%d%d%d%d%a') then --special case where both date and year are required YYYY-MM-DD and YYYYx <a href="#L-628"></a> date1 = date_string:match ('(%d%d%d%d)'); <a href="#L-629"></a> year = year_string:match ('(%d%d%d%d)'); <a href="#L-630"></a> if year ~= date1 then <a href="#L-631"></a> result = 0; -- years don't match <a href="#L-632"></a> else <a href="#L-633"></a> result = 2; -- years match; but because disambiguated, don't add to maint cat <a href="#L-634"></a> end <a href="#L-635"></a> <a href="#L-636"></a> elseif date_string:match ("%d%d%d%d?.-%d%d%d%d?") then -- any of the standard range formats of date with two three- or four-digit years <a href="#L-637"></a> date1, date2 = date_string:match ("(%d%d%d%d?).-(%d%d%d%d?)"); <a href="#L-638"></a> if year ~= date1 and year ~= date2 then <a href="#L-639"></a> result = 0; <a href="#L-640"></a> end <a href="#L-641"></a> <a href="#L-642"></a> elseif mw.ustring.match(date_string, "%d%d%d%d[%-–]%d%d") then -- YYYY-YY date ranges <a href="#L-643"></a> local century; <a href="#L-644"></a> date1, century, date2 = mw.ustring.match(date_string, "((%d%d)%d%d)[%-–]+(%d%d)"); <a href="#L-645"></a> date2 = century..date2; -- convert YY to YYYY <a href="#L-646"></a> if year ~= date1 and year ~= date2 then <a href="#L-647"></a> result = 0; <a href="#L-648"></a> end <a href="#L-649"></a> <a href="#L-650"></a> elseif date_string:match ("%d%d%d%d?") then -- any of the standard formats of date with one year <a href="#L-651"></a> date1 = date_string:match ("(%d%d%d%d?)"); <a href="#L-652"></a> if year ~= date1 then <a href="#L-653"></a> result = 0; <a href="#L-654"></a> end <a href="#L-655"></a> else <a href="#L-656"></a> result = 0; -- no recognizable year in date <a href="#L-657"></a> end <a href="#L-658"></a> return result; <a href="#L-659"></a>end <a href="#L-660"></a> <a href="#L-661"></a> <a href="#L-662"></a>--[[-------------------------< R E F O R M A T T A B L E S >------------------------------------------------ <a href="#L-663"></a> <a href="#L-664"></a>These table are used exclusively for reformatting dates <a href="#L-665"></a> <a href="#L-666"></a>]] <a href="#L-667"></a> <a href="#L-668"></a>local source_patterns = { -- this table holds patterns that match allowed date formats used to extract date components <a href="#L-669"></a> ['dmy'] = '^(%d%d?)%s+(%a+)%s+(%d%d%d%d)$', <a href="#L-670"></a> ['mdy'] = '^(%a+)%s+(%d%d?),%s+(%d%d%d%d)$', <a href="#L-671"></a> ['ymd'] = '^(%d%d%d%d)%-(%d%d)-(%d%d)$', <a href="#L-672"></a> } <a href="#L-673"></a> <a href="#L-674"></a>local short_formats = { -- this table holds format strings used by os.date() for short month names <a href="#L-675"></a> ['dmy'] = '%e %b %Y', <a href="#L-676"></a> ['mdy'] = '%b %e, %Y', <a href="#L-677"></a> ['ymd'] = '%F', <a href="#L-678"></a> } <a href="#L-679"></a> <a href="#L-680"></a>local long_formats = { -- this table holds format strings used by os.date() for long month names <a href="#L-681"></a> ['dmy'] = '%e %B %Y', <a href="#L-682"></a> ['mdy'] = '%B %e, %Y', <a href="#L-683"></a> ['ymd'] = '%F', <a href="#L-684"></a> } <a href="#L-685"></a> <a href="#L-686"></a> <a href="#L-687"></a>--[[-------------------------< R E F O R M A T _ D A T E S >-------------------------------------------------- <a href="#L-688"></a> <a href="#L-689"></a>Reformats existing dates into the format specified by format and short. <a href="#L-690"></a> <a href="#L-691"></a>format is one of several keywords: dmy, dmy-all, mdy, mdy-all, ymd, ymd-all. The all version includes access- and <a href="#L-692"></a>archive-dates; otherwise these dates are not reformatted <a href="#L-693"></a> <a href="#L-694"></a>Date ranges, season dates, proper name dates are not currently supported. <a href="#L-695"></a> <a href="#L-696"></a>For i18n: This code works only at en.wiki because os.date() doesn't support any languages other than English. <a href="#L-697"></a>mw.getContentLanguage():formatDate() will work at non-English wikis only when the date format is yyyy-mm-dd. This is <a href="#L-698"></a>the same issue that plagues is_valid_accessdate() <a href="#L-699"></a> <a href="#L-700"></a>It is possible that a solution like that written for ht:Module:Citation/CS1/Date_validation date_name_xlate() could be applied to this problem <a href="#L-701"></a> <a href="#L-702"></a>]] <a href="#L-703"></a> <a href="#L-704"></a>local function reformat_dates (date_parameters_list) <a href="#L-705"></a> for param_name, param_val in pairs (date_parameters_list) do -- for each date-holding parameter in the list <a href="#L-706"></a> if is_set (param_val) then -- if the parameter has a value <a href="#L-707"></a> local dateObj = DateUtils.parseDate(param_val) <a href="#L-708"></a> if dateObj then date_parameters_list[param_name] = DateUtils.formatDate(dateObj) end <a href="#L-709"></a> end <a href="#L-710"></a> end <a href="#L-711"></a> return true; -- declare success and done <a href="#L-712"></a>end <a href="#L-713"></a> <a href="#L-714"></a> <a href="#L-715"></a>--[[--------------------------< D A T E _ H Y P H E N _ T O _ D A S H >---------------------------------------- <a href="#L-716"></a> <a href="#L-717"></a>Loops through the list of date-holding parameters and converts any hyphen to an ndash. Not called if the cs1|2 <a href="#L-718"></a>template has any date errors. <a href="#L-719"></a> <a href="#L-720"></a>Modifies the date_parameters_list and returns true if hyphens are replaced, else returns false. <a href="#L-721"></a> <a href="#L-722"></a>]] <a href="#L-723"></a> <a href="#L-724"></a>local function date_hyphen_to_dash (date_parameters_list) <a href="#L-725"></a> local result = false; <a href="#L-726"></a> local n; <a href="#L-727"></a> for param_name, param_val in pairs(date_parameters_list) do -- for each date-holding parameter in the list <a href="#L-728"></a> if not param_val:match ('%d%d%d%d%-%d%d%-%d%d') then -- for those that are not ymd dates <a href="#L-729"></a> param_val, n = param_val:gsub ('%-', '–'); -- replace any hyphen with ndash <a href="#L-730"></a> if 0 ~= n then <a href="#L-731"></a> date_parameters_list[param_name] = param_val; -- update the list <a href="#L-732"></a> result = true; <a href="#L-733"></a> end <a href="#L-734"></a> end <a href="#L-735"></a> end <a href="#L-736"></a> return result; -- so we know if any hyphens were replaced <a href="#L-737"></a>end <a href="#L-738"></a> <a href="#L-739"></a> <a href="#L-740"></a>--[[-------------------------< D A T E _ N A M E _ X L A T E >------------------------------------------------ <a href="#L-741"></a> <a href="#L-742"></a>Attempts to translate English month names to local-language month names using names supplied by MediaWiki's <a href="#L-743"></a>date parser function. This is simple name-for-name replacement and may not work for all languages. <a href="#L-744"></a> <a href="#L-745"></a>]] <a href="#L-746"></a> <a href="#L-747"></a>local function date_name_xlate (date_parameters_list) <a href="#L-748"></a> local xlate; <a href="#L-749"></a> local mode; -- long or short month names <a href="#L-750"></a> local modified = false; <a href="#L-751"></a> local date; <a href="#L-752"></a> <a href="#L-753"></a> for param_name, param_val in pairs(date_parameters_list) do -- for each date-holding parameter in the list <a href="#L-754"></a> if is_set(param_val) then -- if the parameter has a value <a href="#L-755"></a> date = param_val; <a href="#L-756"></a> for month in mw.ustring.gmatch (date, '%a+') do -- iterate through all dates in the date (single date or date range) <a href="#L-757"></a> if cfg.date_names.en.long[month] then <a href="#L-758"></a> mode = 'F'; -- English name is long so use long local name <a href="#L-759"></a> elseif cfg.date_names.en.short[month] then <a href="#L-760"></a> mode = 'M'; -- English name is short so use short local name <a href="#L-761"></a> else <a href="#L-762"></a> mode = nil; -- not an English month name; could be local language month name or an English season name <a href="#L-763"></a> end <a href="#L-764"></a> <a href="#L-765"></a> if mode then -- might be a season <a href="#L-766"></a> xlate = mw.getContentLanguage():formatDate(mode, '1' .. month); -- translate the month name to this local language <a href="#L-767"></a> date = mw.ustring.gsub (date, month, xlate); -- replace the English with the translation <a href="#L-768"></a> date_parameters_list[param_name] = date; -- save the translated date <a href="#L-769"></a> modified = true; <a href="#L-770"></a> end <a href="#L-771"></a> end <a href="#L-772"></a> <a href="#L-773"></a> end <a href="#L-774"></a> end <a href="#L-775"></a> <a href="#L-776"></a> return modified; <a href="#L-777"></a> end <a href="#L-778"></a> <a href="#L-779"></a> <a href="#L-780"></a>--[[--------------------------< S E T _ S E L E C T E D _ M O D U L E S >-------------------------------------- <a href="#L-781"></a> <a href="#L-782"></a>Sets local imported functions table to same (live or sandbox) as that used by the other modules. <a href="#L-783"></a> <a href="#L-784"></a>]] <a href="#L-785"></a> <a href="#L-786"></a>local function set_selected_modules (cfg_table_ptr, utilities_page_ptr) <a href="#L-787"></a> is_set = utilities_page_ptr.is_set; -- import functions from selected Module:Citation/CS1/Utilities module <a href="#L-788"></a> in_array = utilities_page_ptr.in_array; -- import functions from selected Module:Citation/CS1/Utilities module <a href="#L-789"></a> cfg = cfg_table_ptr; -- import tables from selected Module:Citation/CS1/Configuration <a href="#L-790"></a>end <a href="#L-791"></a> <a href="#L-792"></a> <a href="#L-793"></a> <a href="#L-794"></a>return { -- return exported functions <a href="#L-795"></a> dates = dates, <a href="#L-796"></a> year_date_check = year_date_check, <a href="#L-797"></a> reformat_dates = reformat_dates, <a href="#L-798"></a> date_hyphen_to_dash = date_hyphen_to_dash, <a href="#L-799"></a> date_name_xlate = date_name_xlate, <a href="#L-800"></a> set_selected_modules = set_selected_modules, <a href="#L-801"></a> } </pre></div>   </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Adus de la <a dir="ltr" href="https://ro.wikipedia.org/w/index.php?title=Modul:Citation/CS1/Date_validation&oldid=15004987">https://ro.wikipedia.org/w/index.php?title=Modul:Citation/CS1/Date_validation&oldid=15004987</a></div></div> <div id="catlinks" class="catlinks catlinks-allhidden" data-mw="interface"></div> </div> </main> </div> <div class="mw-footer-container"> <footer id="footer" class="mw-footer" > <ul id="footer-info"> <li id="footer-info-lastmod"> Ultima editare a paginii a fost efectuată la 3 iulie 2022, ora 00:51.</li> <li id="footer-info-copyright">Acest text este disponibil sub licența <a rel="nofollow" class="external text" href="https://creativecommons.org/licenses/by-sa/4.0/deed.ro">Creative Commons cu atribuire și distribuire în condiții identice</a>; pot exista și clauze suplimentare. 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