Module:Authority control/sandbox
require('Module:No globals')
 
 local p = {}
 local title = mw.title.getCurrentTitle()
 local namespace = title.namespace
 local testcases = (string.sub(title.subpageText,1,9) == 'testcases')
 
 --[[==========================================================================]]
 --[[                            Category functions                            ]]
 --[[==========================================================================]]
 
 function p.getCatForId( id )
 	local catName = ''
 	if namespace == 0 then
 		catName = 'Wikipedia articles with '..id..' identifiers'
 	elseif namespace == 2 and not title.isSubpage then
 		catName = 'User pages with '..id..' identifiers'
 	else
 		catName = 'Miscellaneous pages with '..id..' identifiers'
 	end
 	return '[[Category:'..catName..']]'..p.redCatLink(catName)
 end
 
 function p.redCatLink( catName ) --catName == 'Blah', not 'Category:Blah', not '[[Category:Blah]]'
 	if catName and catName ~= '' and
 	   testcases == false and
 	   mw.title.new(catName, 14).exists == false
 	then
 		return '[[Category:Pages with red-linked authority control categories]]'
 	end
 	return ''
 end
 
 --[[==========================================================================]]
 --[[                      Property formatting functions                       ]]
 --[[==========================================================================]]
 
 function p.aagLink( id )
 	--P3372's format regex: \d+ (e.g. 1)
 	if not id:match( '^%d+$' ) then
 		return false
 	end
 	return '[https://www.aucklandartgallery.com/explore-art-and-ideas/artist/'..id..'/ '..id..']'..p.getCatForId( 'AAG' )
 end
 
 function p.acmLink( id )
 	--P864's format regex: \d{11} (e.g. 12345678901)
 	if not id:match( '^%d%d%d%d%d%d%d%d%d%d%d$' ) then
 		return false
 	end
 	return '[https://dl.acm.org/profile/'..id..' '..id..']'..p.getCatForId( 'ACM-DL' )
 end
 
 function p.adbLink( id )
 	--P1907's format regex: [a-z][-a-z]+-([1-2]\d|[1-9])\d{0,3} (e.g. barton-sir-edmund-toby-71)
 	if not id:match( '^[a-z][-a-z]+-[1-2]%d%d?%d?%d?$' ) and
 	   not id:match( '^[a-z][-a-z]+-[1-9]%d?%d?%d?$' ) then
 		return false
 	end
 	return '[http://adb.anu.edu.au/biography/'..id..' '..id..']'..p.getCatForId( 'ADB' )
 end
 
 function p.agsaLink( id )
 	--P6804's format regex: [1-9]\d* (e.g. 3625)
 	if not id:match( '^[1-9]%d*$' ) then
 		return false
 	end
 	return '[https://www.agsa.sa.gov.au/collection-publications/collection/creators/_/'..id..'/ '..id..']'..p.getCatForId( 'AGSA' )
 end
 
 function p.autoresuyLink( id )
 	--P2558's format regex: [1-9]\d{0,4} (e.g. 12345)
 	if not id:match( '^[1-9]%d?%d?%d?%d?$' ) then
 		return false
 	end
 	return '[https://autores.uy/autor/'..id..' '..id..']'..p.getCatForId( 'autores.uy' )
 end
 
 function p.awrLink( id )
 	--P4186's format regex: (([A-Z]{3}\d{4})|([A-Z]{2}\d{5}))[a-z] (e.g. PR00768b)
 	if not id:match( '^[A-Z][A-Z][A-Z]%d%d%d%d[a-z]$' ) and
 	   not id:match( '^[A-Z][A-Z]%d%d%d%d%d[a-z]$' ) then
 		return false
 	end
 	return '[http://www.womenaustralia.info/biogs/'..id..'.htm '..id..']'..p.getCatForId( 'AWR' )
 end
 
 function p.balatLink( id )
 	--P3293's format regex: \d+ (e.g. 1)
 	if not id:match( '^%d+$' ) then
 		return false
 	end
 	return '[http://balat.kikirpa.be/object/104257'..id..' '..id..']'..p.getCatForId( 'BALaT' ) --no https as of 9/2019
 end
 
 function p.bibsysLink( id )
 	--P1015's format regex: [1-9]\d* or [1-9](\d{0,8}|\d{12}) (e.g. 1234567890123)
 	--TODO: follow up @ [[d:Property talk:P1015#Discrepancy between the 2 regex constraints]] or escalate/investigate
 	if not id:match( '^[1-9]%d?%d?%d?%d?%d?%d?%d?%d?$' ) and
 	   not id:match( '^[1-9]%d%d%d%d%d%d%d%d%d%d%d%d$' ) then
 		return false
 	end
 	return '[https://authority.bibsys.no/authority/rest/authorities/html/'..id..' '..id..']'..p.getCatForId( 'BIBSYS' )
 end
 
 function p.bildLink( id )
 	--P2092's format regex: \d+ (e.g. 1)
 	if not id:match( '^%d+$' ) then
 		return false
 	end
 	return '[https://www.bildindex.de/document/obj'..id..' '..id..']'..p.getCatForId( 'Bildindex' )
 end
 
 function p.bncLink( id )
 	--P1890's format regex: \d{9} (e.g. 123456789)
 	if not id:match( '^%d%d%d%d%d%d%d%d%d$' ) then
 		return false
 	end
 	return '[http://www.bncatalogo.cl/F?func=direct&amp;local_base=red10&amp;doc_number='..id..' '..id..']'..p.getCatForId( 'BNC' )
 end
 
 function p.bneLink( id )
 	--P950's format regex: (XX|FF|a)\d{4,7}|(bima|bimo|bica|bis[eo]|bivi|Mise|Mimo|Mima)\d{10} (e.g. XX1234567)
 	if not id:match( '^[XF][XF]%d%d%d%d%d?%d?%d?$' ) and
 	   not id:match( '^a%d%d%d%d%d?%d?%d?$' ) and
 	   not id:match( '^bi[mcsv][aoei]%d%d%d%d%d%d%d%d%d%d$' ) and
 	   not id:match( '^Mi[sm][eoa]%d%d%d%d%d%d%d%d%d%d$' ) then
 		return false
 	end
 	return '[http://catalogo.bne.es/uhtbin/authoritybrowse.cgi?action=display&amp;authority_id='..id..' '..id..']'..p.getCatForId( 'BNE' ) --no https as of 9/2019
 end
 
 function p.bnfLink( id )
 	--P268's format regex: \d{8}[0-9bcdfghjkmnpqrstvwxz] (e.g. 123456789)
 	if not id:match( '^c?b?%d%d%d%d%d%d%d%d[0-9bcdfghjkmnpqrstvwxz]$' ) then
 		return false
 	end
 	--Add cb prefix if it has been removed
 	if not id:match( '^cb.+$' ) then
 		id = 'cb'..id
 	end
 	return '[https://catalogue.bnf.fr/ark:/12148/'..id..' '..id..'] [https://data.bnf.fr/ark:/12148/'..id..' (data)]'..p.getCatForId( 'BNF' )
 end
 
 function p.botanistLink( id )
 	--P428's format regex: ('t )?(d')?(de )?(la )?(van (der )?)?(Ma?c)?(De)?(Di)?\p{Lu}?C?['\p{Ll}]*([-'. ]*(van )?(y )?(d[ae][nr]?[- ])?(Ma?c)?[\p{Lu}bht]?C?['\p{Ll}]*)*\.? ?f?\.? (e.g. L.)
 	--not easily/meaningfully implementable in Lua's regex since &quot;(this)?&quot; is not allowed...
 	if not mw.ustring.match( id, &quot;^[%u%l%d%. '-]+$&quot; ) then --better than nothing
 		return false
 	end
 	local id2 = id:gsub(' +', '%%20')
 	return '[https://www.ipni.org/ipni/advAuthorSearch.do?find_abbreviation='..id2..' '..id..']'..p.getCatForId( 'Botanist' )
 end
 
 function p.bpnLink( id )
 	--P651's format regex: \d{6,8} (e.g. 00123456)
 	if not id:match( '^%d%d%d%d%d%d%d%d$' ) and --original format regex, changed 8/2019 to
 	   not id:match( '^0?%d%d%d%d%d%d%d$' ) and --allow 1-2 leading 0s, allowed by the website
 	   not id:match( '^0?0?%d%d%d%d%d%d$' ) then
 		return false
 	end
 	return '[http://www.biografischportaal.nl/en/persoon/'..id..' '..id..']'..p.getCatForId( 'BPN' ) --no https as of 9/2019
 end
 
 function p.canticLink( id )
 	--P1273's format regex: a\d{7}[0-9x] (e.g. a10640745)
 	if not id:match( '^a%d%d%d%d%d%d%d[%dx]$' ) then
 		return false
 	end
 	return '[http://cantic.bnc.cat/registres/CUCId/'..id..' '..id..']'..p.getCatForId( 'CANTIC' ) --no https as of 10/2019
 end
 
 function p.ciniiLink( id )
 	--P271's format regex: DA\d{7}[\dX] (e.g. DA12345678)
 	if not id:match( '^DA%d%d%d%d%d%d%d[%dX]$' ) then
 		return false
 	end
 	return '[https://ci.nii.ac.jp/author/'..id..'?l=en '..id..']'..p.getCatForId( 'CINII' )
 end
 
 function p.daaoLink( id )
 	--P1707's format regex: [a-z\-]+\d* (e.g. rolf-harris)
 	if not id:match( '^[a-z%-]+%d*$' ) then
 		return false
 	end
 	return '[https://www.daao.org.au/bio/'..id..' '..id..']'..p.getCatForId( 'DAAO' )
 end
 
 function p.dblpLink( id )
 	--P2456's format regex: \d{2,3} /\d+(-\d+)?|[a-z] /[a-zA-Z][0-9A-Za-z]*(-\d+)? (e.g. 123/123)
 	if not id:match( '^%d%d%d?/%d+$' ) and
 	   not id:match( '^%d%d%d?/%d+%-%d+$' ) and
 	   not id:match( '^[a-z]/[a-zA-Z][0-9A-Za-z]*$' ) and
 	   not id:match( '^[a-z]/[a-zA-Z][0-9A-Za-z]*%-%d+$' ) then
 		return false
 	end
 	return '[https://dblp.org/pid/'..id..' '..id..']'..p.getCatForId( 'DBLP' )
 end
 
 function p.dsiLink( id )
 	--P2349's format regex: [1-9]\d* (e.g. 1538)
 	if not id:match( '^[1-9]%d*$' ) then
 		return false
 	end
 	return '[http://www.uni-stuttgart.de/hi/gnt/dsi2/index.php?table_name=dsi&amp;function=details&amp;where_field=id&amp;where_value='..id..' '..id..']'..p.getCatForId( 'DSI' )
 end
 
 function p.fnzaLink( id )
 	--P6792's format regex: [1-9]\d* (e.g. 9785)
 	if not id:match( '^[1-9]%d*$' ) then
 		return false
 	end
 	return '[https://findnzartists.org.nz/artist/'..id..'/ '..id..']'..p.getCatForId( 'FNZA' )
 end
 
 function p.gndLink( id )
 	--P227's format regex: 1[012]?\d{7}[0-9X]|[47]\d{6}-\d|[1-9]\d{0,7}-[0-9X]|3\d{7}[0-9X] (e.g. 4079154-3)
 	if not id:match( '^1[012]?%d%d%d%d%d%d%d[0-9X]$' ) and
 	   not id:match( '^[47]%d%d%d%d%d%d%-%d$' ) and
 	   not id:match( '^[1-9]%d?%d?%d?%d?%d?%d?%d?%-[0-9X]$' ) and
 	   not id:match( '^3%d%d%d%d%d%d%d[0-9X]$' ) then
 		return false
 	end
 	return '[https://d-nb.info/gnd/'..id..' '..id..']'..p.getCatForId( 'GND' )
 end
 
 function p.hdsLink( id )
 	--P902's format regex: \d{6} (e.g. 050123)
 	if not id:match( '^%d%d%d%d%d%d$' ) then
 		return false
 	end
 	return '[https://hls-dhs-dss.ch/fr/articles/'..id..' '..id..']'..p.getCatForId( 'HDS' )
 end
 
 function p.iaafLink( id )
 	--P1146's format regex: [0-9][0-9]* (e.g. 012)
 	if not id:match( '^%d+$' ) then
 		return false
 	end
 	return '[https://www.iaaf.org/athletes/_/'..id..' '..id..']'..p.getCatForId( 'IAAF' )
 end
 
 function p.iciaLink( id )
 	--P1736's format regex: \d+ (e.g. 1)
 	if not id:match( '^%d+$' ) then
 		return false
 	end
 	return '[https://www.imj.org.il/artcenter/newsite/en/?artist='..id..' '..id..']'..p.getCatForId( 'ICIA' )
 end
 
 function p.isniLink( id )
 	id = p.validateIsni( id ) --e.g. 0000-0000-6653-4145
 	if not id then
 		return false
 	end
 	return '[https://isni.org/isni/'..id..' '..id:sub( 1, 4 )..' '..id:sub( 5, 8 )..' '..id:sub( 9, 12 )..' '..id:sub( 13, 16 )..']'..p.getCatForId( 'ISNI' ) --no https as of 9/2019
 end
 
 function p.jocondeLink( id )
 	--P347's format regex: [\-0-9A-Za-z]{11} (e.g. 12345678901)
 	local regex = '^'..string.rep('[%-0-9A-Za-z]', 11)..'$'
 	if not id:match( regex ) then
 		return false
 	end
 	return '[https://www.pop.culture.gouv.fr/notice/joconde/'..id..' '..id..']'..p.getCatForId( 'Joconde' )
 end
 
 function p.kulturnavLink( id )
 	--P1248's format regex: [0-9a-f]{8}\-[0-9a-f]{4}\-[0-9a-f]{4}\-[0-9a-f]{4}\-[0-9a-f]{12} (e.g. 12345678-1234-1234-1234-1234567890AB)
 	if not id:match( '^%x%x%x%x%x%x%x%x%-%x%x%x%x%-%x%x%x%x%-%x%x%x%x%-%x%x%x%x%x%x%x%x%x%x%x%x$' ) then
 		return false
 	end
 	return '[http://kulturnav.org/'..id..' '..id..']'..p.getCatForId( 'KULTURNAV' ) --no https as of 9/2019
 end
 
 function p.lccnLink( id )
 	local parts = p.splitLccn( id ) --e.g. n78039510
 	if not parts then
 		return false
 	end
 	local lccnType = parts[1] ~= 'sh' and 'names' or 'subjects'
 	id = parts[1] .. parts[2] .. p.append( parts[3], '0', 6 )
 	return '[https://id.loc.gov/authorities/'..lccnType..'/'..id..' '..id..']'..p.getCatForId( 'LCCN' )
 end
 
 function p.lirLink( id )
 	--P886's format regex: \d+ (e.g. 1)
 	if not id:match( '^%d+$' ) then
 		return false
 	end
 	return '[http://www.e-lir.ch/e-LIR___Lexicon.'..id..'.450.0.html '..id..']'..p.getCatForId( 'LIR' ) --no https as of 9/2019
 end
 
 function p.lnbLink( id )
 	--P1368's format regex: \d{9} (e.g. 123456789)
 	if not id:match( '^%d%d%d%d%d%d%d%d%d$' ) then
 		return false
 	end
 	return '[https://kopkatalogs.lv/F?func=direct&amp;local_base=lnc10&amp;doc_number='..id..'&amp;P_CON_LNG=ENG '..id..']'..p.getCatForId( 'LNB' )
 end
 
 function p.leonoreLink( id )
 	--P640's format regex: LH/\d{1,4}/\d{1,3}|19800035/\d{1,4}/\d{1,5}(Bis)?|C/0/\d{1,2} (e.g. LH/2064/18)
 	if not id:match( '^LH/%d%d?%d?%d?/%d%d?%d?$' ) and             --IDs from       LH/1/1 to         LH/2794/54 (legionaries)
 	   not id:match( '^19800035/%d%d?%d?%d?/%d%d?%d?%d?%d?$' ) and --IDs from 19800035/1/1 to 19800035/385/51670 (legionnaires who died 1954-1977 &amp; some who died &lt; 1954)
 	   not id:match( '^C/0/%d%d?$' ) then                          --IDs from        C/0/1 to             C/0/84 (84 famous legionaries)
 		return false
 	end
 	return '[http://www.culture.gouv.fr/public/mistral/leonore_fr?ACTION=CHERCHER&amp;FIELD_1=COTE&amp;VALUE_1='..id..' '..id..']'..p.getCatForId( 'Léonore' ) --no https as of 9/2019
 end
 
 function p.mbaLink( id )
 	--P434's format regex: [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (e.g. 12345678-1234-1234-1234-1234567890AB)
 	if not id:match( '^%x%x%x%x%x%x%x%x%-%x%x%x%x%-%x%x%x%x%-%x%x%x%x%-%x%x%x%x%x%x%x%x%x%x%x%x$' ) then
 		return false
 	end
 	return '[https://musicbrainz.org/artist/'..id..' '..id..']'..p.getCatForId( 'MusicBrainz' ) --special category name
 end
 
 function p.mbareaLink( id )
 	--P982's format regex: [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (e.g. 12345678-1234-1234-1234-1234567890AB)
 	if not id:match( '^%x%x%x%x%x%x%x%x%-%x%x%x%x%-%x%x%x%x%-%x%x%x%x%-%x%x%x%x%x%x%x%x%x%x%x%x$' ) then
 		return false
 	end
 	return '[https://musicbrainz.org/area/'..id..' '..id..']'..p.getCatForId( 'MusicBrainz area' ) --special category name
 end
 
 function p.mbiLink( id )
 	--P1330's format regex: [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (e.g. 12345678-1234-1234-1234-1234567890AB)
 	if not id:match( '^%x%x%x%x%x%x%x%x%-%x%x%x%x%-%x%x%x%x%-%x%x%x%x%-%x%x%x%x%x%x%x%x%x%x%x%x$' ) then
 		return false
 	end
 	return '[https://musicbrainz.org/instrument/'..id..' '..id..']'..p.getCatForId( 'MusicBrainz instrument' ) --special category name
 end
 
 function p.mblLink( id )
 	--P966's format regex: [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (e.g. 12345678-1234-1234-1234-1234567890AB)
 	if not id:match( '^%x%x%x%x%x%x%x%x%-%x%x%x%x%-%x%x%x%x%-%x%x%x%x%-%x%x%x%x%x%x%x%x%x%x%x%x$' ) then
 		return false
 	end
 	return '[https://musicbrainz.org/label/'..id..' '..id..']'..p.getCatForId( 'MusicBrainz label' ) --special category name
 end
 
 function p.mbpLink( id )
 	--P1004's format regex: [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (e.g. 12345678-1234-1234-1234-1234567890AB)
 	if not id:match( '^%x%x%x%x%x%x%x%x%-%x%x%x%x%-%x%x%x%x%-%x%x%x%x%-%x%x%x%x%x%x%x%x%x%x%x%x$' ) then
 		return false
 	end
 	return '[https://musicbrainz.org/place/'..id..' '..id..']'..p.getCatForId( 'MusicBrainz place' ) --special category name
 end
 
 function p.mbrgLink( id )
 	--P436's format regex: [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (e.g. 12345678-1234-1234-1234-1234567890AB)
 	if not id:match( '^%x%x%x%x%x%x%x%x%-%x%x%x%x%-%x%x%x%x%-%x%x%x%x%-%x%x%x%x%x%x%x%x%x%x%x%x$' ) then
 		return false
 	end
 	return '[https://musicbrainz.org/release-group/'..id..' '..id..']'..p.getCatForId( 'MusicBrainz release group' ) --special category name
 end
 
 function p.mbsLink( id )
 	--P1407's format regex: [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (e.g. 12345678-1234-1234-1234-1234567890AB)
 	if not id:match( '^%x%x%x%x%x%x%x%x%-%x%x%x%x%-%x%x%x%x%-%x%x%x%x%-%x%x%x%x%x%x%x%x%x%x%x%x$' ) then
 		return false
 	end
 	return '[https://musicbrainz.org/series/'..id..' '..id..']'..p.getCatForId( 'MusicBrainz series' ) --special category name
 end
 
 function p.mbwLink( id )
 	--P435's format regex: [0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12} (e.g. 12345678-1234-1234-1234-1234567890AB)
 	if not id:match( '^%x%x%x%x%x%x%x%x%-%x%x%x%x%-%x%x%x%x%-%x%x%x%x%-%x%x%x%x%x%x%x%x%x%x%x%x$' ) then
 		return false
 	end
 	return '[https://musicbrainz.org/work/'..id..' '..id..']'..p.getCatForId( 'MusicBrainz work' ) --special category name
 end
 
 function p.mgpLink( id )
 	--P549's format regex: \d{1,6} (e.g. 123456)
 	if not id:match( '^%d%d?%d?%d?%d?%d?$' ) then
 		return false
 	end
 	return '[https://genealogy.math.ndsu.nodak.edu/id.php?id='..id..' '..id..']'..p.getCatForId( 'MGP' )
 end
 
 function p.naraLink( id )
 	--P1225's format regex: ^([1-9]\d{0,8})$ (e.g. 123456789)
 	if not id:match( '^[1-9]%d?%d?%d?%d?%d?%d?%d?%d?$' ) then
 		return false
 	end
 	return '[https://catalog.archives.gov/id/'..id..' '..id..']'..p.getCatForId( 'NARA' )
 end
 
 function p.nclLink( id )
 	--P1048's format regex: \d+ (e.g. 1081436)
 	if not id:match( '^%d+$' ) then
 		return false
 	end
 	return '[http://aleweb.ncl.edu.tw/F/?func=accref&amp;acc_sequence='..id..'&amp;CON_LNG=ENG '..id..']'..p.getCatForId( 'NCL' ) --no https as of 9/2019
 end
 
 function p.ndlLink( id )
 	--P349's format regex: 0?\d{8} (e.g. 012345678)
 	if not id:match( '^0?%d%d%d%d%d%d%d%d$' ) then
 		return false
 	end
 	return '[https://id.ndl.go.jp/auth/ndlna/'..id..' '..id..']'..p.getCatForId( 'NDL' )
 end
 
 function p.ngvLink( id )
 	--P2041's format regex: \d+ (e.g. 12354)
 	if not id:match( '^%d+$' ) then
 		return false
 	end
 	return '[https://www.ngv.vic.gov.au/explore/collection/artist/'..id..'/ '..id..']'..p.getCatForId( 'NGV' )
 end
 
 function p.nkcLink( id )
 	--P691's format regex: [a-z]{2,4}[0-9]{2,14} (e.g. abcd12345678901234)
 	if not id:match( '^[a-z][a-z][a-z]?[a-z]?%d%d%d?%d?%d?%d?%d?%d?%d?%d?%d?%d?%d?%d?$' ) then
 		return false
 	end
 	return '[https://aleph.nkp.cz/F/?func=find-c&amp;local_base=aut&amp;ccl_term=ica='..id..'&amp;CON_LNG=ENG '..id..']'..p.getCatForId( 'NKC' )
 end
 
 function p.nlaLink( id )
 	--P409's format regex: [1-9][0-9]{0,11} (e.g. 123456789012)
 	if not id:match( '^[1-9]%d?%d?%d?%d?%d?%d?%d?%d?%d?%d?%d?$' ) then
 		return false
 	end
 	return '[https://nla.gov.au/anbd.aut-an'..id..' '..id..']'..p.getCatForId( 'NLA' )
 end
 
 function p.nlgLink( id )
 	--P3348's format regex: [1-9]\d* (e.g. 1)
 	if not id:match( '^[1-9]%d*$' ) then
 		return false
 	end
 	return '[https://data.nlg.gr/resource/authority/record'..id..' '..id..']'..p.getCatForId( 'NLG' )
 end
 
 function p.nliLink( id )
 	--P949's format regex: \d{9} (e.g. 123456789)
 	if not id:match( '^%d%d%d%d%d%d%d%d%d$' ) then
 		return false
 	end
 	return '[http://uli.nli.org.il/F/?func=direct&amp;doc_number='..id..'&amp;local_base=nlx10'..' '..id..']'..p.getCatForId( 'NLI' )
 end
 
 function p.nlkLink( id )
 	--P5034's format regex: KA.(19|20).{7} (e.g. KAC201501465)
 	if not id:match( '^KA.19.......$' ) and
 	   not id:match( '^KA.20.......$' ) then
 		return false
 	end
 	return '[https://nl.go.kr/authorities/resource/'..id..' '..id..']'..p.getCatForId( 'NLK' )
 end
 
 function p.nlpLink( id )
 	--P1695's format regex: 9810[0-9]\d* or A[0-9]{7}[0-9X] (e.g. 9810123456789012345 or A10414836)
 	if not id:match( '^9810%d+$' ) and
 	   not id:match( '^A%d%d%d%d%d%d%d[%dX]$' ) then
 		return false
 	end
 	return '[https://tools.wmflabs.org/wikidata-externalid-url?p=1695&amp;id='..id..' '..id..']'..p.getCatForId( 'NLP' )
 end
 
 function p.nlrLink( id )
 	--P1003's format regex: \d{9} (e.g. 123456789)
 	if not id:match( '^%d%d%d%d%d%d%d%d%d$' ) then
 		return false
 	end
 	return '[http://alephnew.bibnat.ro:8991/F?func=find-b&amp;request='..id..'&amp;find_code=SYS&amp;adjacent=Y&amp;local_base=NLR10 '..id..']'..p.getCatForId( 'NLR' )
 end
 
 function p.nskLink( id )
 	--P1375's format regex: \d{9} (e.g. 123456789)
 	if not id:match( '^%d%d%d%d%d%d%d%d%d$' ) then
 		return false
 	end
 	return '[http://katalog.nsk.hr/F/?func=direct&amp;doc_number='..id..'&amp;local_base=nsk10 '..id..']'..p.getCatForId( 'NSK' ) --no https as of 9/2019
 end
 
 function p.ntaLink( id )
 	--P1006's format regex: \d{8}[\dX] (e.g. 12345678X)
 	if not id:match( '^%d%d%d%d%d%d%d%d[%dX]$' ) then
 		return false
 	end
 	return '[http://data.bibliotheken.nl/id/thes/p'..id..' '..id..']'..p.getCatForId( 'NTA' )
 end
 
 function p.orcidLink( id )
 	id = p.validateIsni( id ) --e.g. 0000-0002-7398-5483
 	if not id then
 		return false
 	end
 	id = id:sub( 1, 4 )..'-'..id:sub( 5, 8 )..'-'..id:sub( 9, 12 )..'-'..id:sub( 13, 16 )
 	return '[https://orcid.org/'..id..' '..id..']'..p.getCatForId( 'ORCID' )
 end
 
 function p.picLink( id )
 	--P2750's format regex: [1-9]\d* (e.g. 1)
 	if not id:match( '^[1-9]%d*$' ) then
 		return false
 	end
 	return '[https://pic.nypl.org/constituents/'..id..' '..id..']'..p.getCatForId( 'PIC' )
 end
 
 function p.ridLink( id )
 	--P1053's format regex: [A-Z]{1,3}-\d{4}-20[0-2]\d   (e.g. AAS-5150-2020)
 	if not id:match( '^[A-Z][A-Z]?[A-Z]?%-%d%d%d%d%-20[0-2]%d$' ) then
 		return false
 	end
 	return '[https://www.researcherid.com/rid/'..id..' '..id..']'..p.getCatForId( 'RID' )
 end
 
 function p.reroLink( id )
 	--P3065's format regex: 0[1-2]-[A-Z0-9]{1,10} (e.g. 02-A012345678)
 	if not id:match( '^0[1-2]%-[A-Z%d][A-Z%d]?[A-Z%d]?[A-Z%d]?[A-Z%d]?[A-Z%d]?[A-Z%d]?[A-Z%d]?[A-Z%d]?[A-Z%d]?$' ) then
 		return false
 	end
 	return '[http://data.rero.ch/'..id..' '..id..']'..p.getCatForId( 'RERO' )
 end
 
 function p.rkdartistsLink( id )
 	--P650's format regex: [1-9]\d{0,5} (e.g. 123456)
 	if not id:match( '^[1-9]%d?%d?%d?%d?%d?$' ) then
 		return false
 	end
 	return '[https://rkd.nl/en/explore/artists/'..id..' '..id..']'..p.getCatForId( 'RKDartists' )
 end
 
 function p.rkdidLink( id )
 	--P350's format regex: [1-9]\d{0,5} (e.g. 123456)
 	if not id:match( '^[1-9]%d?%d?%d?%d?%d?$' ) then
 		return false
 	end
 	return '[https://rkd.nl/nl/explore/images/'..id..' '..id..']'..p.getCatForId( 'RKDID' )
 end
 
 function p.rslLink( id )
 	--P947's format regex: \d{1,9} (e.g. 123456789)
 	if not id:match( '^%d%d?%d?%d?%d?%d?%d?%d?%d?$' ) then
 		return false
 	end
 	return '[http://aleph.rsl.ru/F?func=find-b&amp;find_code=SYS&amp;adjacent=Y&amp;local_base=RSL11&amp;request='..id..'&amp;CON_LNG=ENG '..id..']'..p.getCatForId( 'RSL' ) --no https as of 9/2019
 end
 
 function p.iccuLink( id )
 	--P396's format regex: IT\\ICCU\\(\d{10}|\D\D[\D\d]\D\\\d{6}) (e.g. IT\ICCU\CFIV\000163)
 	if not id:match( '^IT\\ICCU\\%d%d%d%d%d%d%d%d%d%d$' ) and
 	   not id:match( '^IT\\ICCU\\%u%u[%u%d]%u\\%d%d%d%d%d%d$' ) then --legacy: %u used here instead of %D (but the faulty ID cat is empty, out of ~12k uses)
 		return false
 	end
 	return '[https://opac.sbn.it/opacsbn/opac/iccu/scheda_authority.jsp?bid='..id..' '..id..']'..p.getCatForId( 'ICCU' ) end
 
 function p.selibrLink( id )
 	--P906's format regex: [1-9]\d{4,5} (e.g. 123456)
 	if not id:match( '^[1-9]%d%d%d%d%d?$' ) then
 		return false
 	end
 	return '[https://libris.kb.se/auth/'..id..' '..id..']'..p.getCatForId( 'SELIBR' )
 end
 
 function p.sikartLink( id )
 	--P781's format regex: \d{7,9} (e.g. 123456789)
 	if not id:match( '^%d%d%d%d%d%d%d%d?%d?$' ) then
 		return false
 	end
 	return '[http://www.sikart.ch/KuenstlerInnen.aspx?id='..id..'&amp;lng=en '..id..']'..p.getCatForId( 'SIKART' ) --no https as of 9/2019
 end
 
 function p.snacLink( id )
 	--P3430's format regex: \d*[A-Za-z][0-9A-Za-z]* (e.g. A)
 	if not id:match( '^%d*[A-Za-z][0-9A-Za-z]*$' ) then
 		return false
 	end
 	return '[https://snaccooperative.org/ark:/99166/'..id..' '..id..']'..p.getCatForId( 'SNAC-ID' )
 end
 
 function p.sudocLink( id )
 	--P269's format regex: (\d{8}[\dX]|) (e.g. 026927608)
 	if not id:match( '^%d%d%d%d%d%d%d%d[%dxX]$' ) then --legacy: allow lowercase 'x'
 		return false
 	end
 	return '[https://www.idref.fr/'..id..' '..id..']'..p.getCatForId( 'SUDOC' )
 end
 
 function p.s2authoridLink( id )
 	--P4012's format regex: [1-9]\d* (e.g. 1796130)
 	if not id:match( '^[1-9]%d*$' ) then
 		return false
 	end
 	return '[https://www.semanticscholar.org/author/'..id..' '..id..']'..p.getCatForId( 'Semantic Scholar author' ) --special category name
 end
 
 function p.ta98Link( id )
 	--P1323's format regex: A\d{2}\.\d\.\d{2}\.\d{3}[FM]? (e.g. A12.3.45.678)
 	if not id:match( '^A%d%d%.%d%.%d%d%.%d%d%d[FM]?$' ) then
 		return false
 	end
 	return '[http://tools.wmflabs.org/wikidata-externalid-url/?p=1323&amp;url_prefix=https:%2F%2Fwww.unifr.ch%2Fifaa%2FPublic%2FEntryPage%2FTA98%20Tree%2FEntity%20TA98%20EN%2F&amp;url_suffix=%20Entity%20TA98%20EN.htm&amp;id='..id..' '..id..']'..p.getCatForId( 'TA98' )
 end
 
 function p.tdviaLink( id )
 	--P7314's format regex: [a-z/-]+] (e.g. barkan-omer-lutfi)
 	if not id:match( '^[a-z/-]+$' ) then
 		return false
 	end
 	return '[https://islamansiklopedisi.org.tr/'..id..' '..id..']'..p.getCatForId( 'TDVİA' )
 end
 
 function p.teLink( id )
 	--P1693's format regex: E[1-8]\.\d{1,2}\.\d{1,2}\.\d{1,2}\.\d{1}\.\d{1}\.\d{1,3} (e.g. E1.23.45.67.8.9.0)
 	local e1, e2 = id:match( '^E([1-8])%.(%d%d?)%.%d%d?%.%d%d?%.%d%.%d%.%d%d?%d?$' )
 	if not e1 then
 		return false
 	end
 	local TEnum = 'TEe0'..e1 --no formatter URL in WD, probably due to this complexity
 	if e1 == '5' or e1 == '7' then
 		if #e2 == 1 then e2 = '0'..e2 end
 		TEnum = TEnum..e2
 	end
 	return '[http://www.unifr.ch/ifaa/Public/EntryPage/ViewTE/'..TEnum..'.html '..id..']'..p.getCatForId( 'TE' )
 end
 
 function p.tepapaLink( id )
 	--P3544's format regex: \d+ (e.g. 1)
 	if not id:match( '^%d+$' ) then
 		return false
 	end
 	return '[https://collections.tepapa.govt.nz/agent/'..id..' '..id..']'..p.getCatForId( 'TePapa' )
 end
 
 function p.thLink( id )
 	--P1694's format regex: H\d\.\d{2}\.\d{2}\.\d\.\d{5} (e.g. H1.23.45.6.78901)
 	local h1, h2 = id:match( '^H(%d)%.(%d%d)%.%d%d%.%d%.%d%d%d%d%d$' )
 	if not h1 then
 		return false
 	end
 	local THnum = 'THh'..h1..h2 --no formatter URL in WD, probably due to this complexity
 	return '[http://www.unifr.ch/ifaa/Public/EntryPage/ViewTH/'..THnum..'.html '..id..']'..p.getCatForId( 'TH' )
 end
 
 function p.tlsLink( id )
 	local id2 = id:gsub(' +', '_')
 	--P1362's format regex: \p{Lu}[\p{L}\d_',\.\-\(\)\*/–]{3,59} (e.g. Abcd)
 	local class = &quot;[%a%d_',%.%-%(%)%*/–]&quot;
 	local regex = &quot;^%u&quot;..string.rep(class, 3)..string.rep(class..&quot;?&quot;, 56)..&quot;$&quot;
 	if not mw.ustring.match( id2, regex ) then
 		return false
 	end
 	return '[http://tls.theaterwissenschaft.ch/wiki/'..id2..' '..id..']'..p.getCatForId( 'TLS' ) --no https as of 9/2019
 end
 
 function p.troveLink( id )
 	--P1315's format regex: [1-9]\d{5,7} (e.g. 12345678)
 	if not id:match( '^[1-9]%d%d%d%d%d%d?%d?$' ) then
 		return false
 	end
 	return '[https://trove.nla.gov.au/people/'..id..' '..id..']'..p.getCatForId( 'Trove' )
 end
 
 function p.ukparlLink( id )
 	--P6213's format regex: [a-zA-Z\d]{8} (e.g. AQUupyiR)
 	if not id:match( '^[a-zA-Z%d][a-zA-Z%d][a-zA-Z%d][a-zA-Z%d][a-zA-Z%d][a-zA-Z%d][a-zA-Z%d][a-zA-Z%d]$' ) then
 		return false
 	end
 	return '[https://id.parliament.uk/'..id..' '..id..']'..p.getCatForId( 'UKPARL' )
 end
 
 function p.ulanLink( id )
 	--P245's format regex: 500\d{6} (e.g. 500123456)
 	if not id:match( '^500%d%d%d%d%d%d$' ) then
 		return false
 	end
 	return '[https://www.getty.edu/vow/ULANFullDisplay?find=&amp;role=&amp;nation=&amp;subjectid='..id..' '..id..']'..p.getCatForId( 'ULAN' )
 end
 
 function p.uscongressLink( id )
 	--P1157's format regex: [A-Z]00[01]\d{3} (e.g. A000123)
 	if not id:match( '^[A-Z]00[01]%d%d%d$' ) then
 		return false
 	end
 	return '[http://bioguide.congress.gov/scripts/biodisplay.pl?index='..id..' '..id..']'..p.getCatForId( 'USCongress' ) --no https as of 9/2019
 end
 
 function p.vcbaLink( id )
 	--P8034's format regex: \d{3}\/[1-9]\d{0,5} (e.g. 494/9793)
 	if not id:match( '^%d%d%d\/[1-9]%d?%d?%d?%d?%d?$' ) then
 		return false
 	end
 	local id2 = id:gsub('\/', '_')
 	return '[https://opac.vatlib.it/auth/detail/'..id2..' '..id..']'..p.getCatForId( 'VcBA' )
 end
 
 function p.viafLink( id )
 	--P214's format regex: [1-9]\d(\d{0,7}|\d{17,20}) (e.g. 123456789, 1234567890123456789012)
 	if not id:match( '^[1-9]%d%d?%d?%d?%d?%d?%d?%d?$' ) and
 	   not id:match( '^[1-9]%d%d%d%d%d%d%d%d%d%d%d%d%d%d%d%d%d%d%d?%d?%d?$' ) then
 		return false
 	end
 	return '[https://viaf.org/viaf/'..id..' '..id..']'..p.getCatForId( 'VIAF' )
 end
 
 --[[=========================== Helper functions =============================]]
 
 function p.append(str, c, length)
 	while str:len() &lt; length do
 		str = c .. str
 	end
 	return str
 end
 
 --Returns the ISNI check digit isni must be a string where the 15 first elements are digits, e.g. 0000000066534145
 function p.getIsniCheckDigit( isni )
 	local total = 0
 	for i = 1, 15 do
 		local digit = isni:byte( i ) - 48 --Get integer value
 		total = (total + digit) * 2
 	end
 	local remainder = total % 11
 	local result = (12 - remainder) % 11
 	if result == 10 then
 		return &quot;X&quot;
 	end
 	return tostring( result )
 end
 
 --Validate ISNI (and ORCID) and retuns it as a 16 characters string or returns false if it's invalid
 --See http://support.orcid.org/knowledgebase/articles/116780-structure-of-the-orcid-identifier
 function p.validateIsni( id )
 	--P213 (ISNI) format regex: [0-9]{4} [0-9]{4} [0-9]{4} [0-9]{3}[0-9X] (e.g. 0000-0000-6653-4145)
 	--P496 (ORCID) format regex: 0000-000(1-[5-9]|2-[0-9]|3-[0-4])\d{3}-\d{3}[\dX] (e.g. 0000-0002-7398-5483)
 	id = id:gsub( '[ %-]', '' ):upper()
 	if not id:match( '^%d%d%d%d%d%d%d%d%d%d%d%d%d%d%d[%dX]$' ) then
 		return false
 	end
 	if p.getIsniCheckDigit( id ) ~= string.char( id:byte( 16 ) ) then
 		return false
 	end
 	return id
 end
 
 function p.splitLccn( id )
 	--P244's format regex: (n|nb|nr|no|ns|sh)([4-9][0-9]|00|20[0-1][0-9])[0-9]{6} (e.g. n78039510)
 	if id:match( '^%l%l?%l?%d%d%d%d%d%d%d%d%d?%d?$' ) then
 		id = id:gsub( '^(%l+)(%d+)(%d%d%d%d%d%d)$', '%1/%2/%3' )
 	end
 	if id:match( '^%l%l?%l?/%d%d%d?%d?/%d+$' ) then
 		return mw.text.split( id, '/' )
 	end
 	return false
 end
 
 --[[==========================================================================]]
 --[[          Wikidata, navigation bar, and documentation functions           ]]
 --[[==========================================================================]]
 
 function p.getIdsFromWikidata( itemId, property )
 	local ids = {}
 	local statements = mw.wikibase.getBestStatements( itemId, property )
 	if statements then
 		for _, statement in ipairs( statements ) do
 			if statement.mainsnak.datavalue then
 				table.insert( ids, statement.mainsnak.datavalue.value )
 			end
 		end
 	end
 	return ids
 end
 
 function p.matchesWikidataRequirements( itemId, reqs )
 	for _, group in ipairs( reqs ) do
 		local property = 'P'..group[1]
 		local qid = group[2]
 		local statements = mw.wikibase.getBestStatements( itemId, property )
 		if statements then
 			for _, statement in ipairs( statements ) do
 				if statement.mainsnak.datavalue then
 					if statement.mainsnak.datavalue.value['numeric-id'] == qid then
 						return true
 	end	end	end	end	end
 	return false
 end
 
 function p.createRow( id, label, rawValue, link, withUid, specialCat )
 	if link then
 		if withUid then
 			return '*&lt;span class=&quot;nowrap&quot;&gt;'..label..' &lt;span class=&quot;uid&quot;&gt;'..link..'&lt;/span&gt;&lt;/span&gt;\n'
 		end
 		return '*&lt;span class=&quot;nowrap&quot;&gt;'..label..' '..link..'&lt;/span&gt;\n'
 	end
 
 	local catName = 'Wikipedia articles with faulty '..(specialCat or id)..' identifiers'
 	return '* &lt;span class=&quot;error&quot;&gt;The '..id..' id '..rawValue..' is not valid.&lt;/span&gt;[[Category:'..catName..']]'..p.redCatLink(catName)..'\n'
 end
 
 -- Creates a human-readable standalone wikitable version of p.conf, and tracking categories with page counts, for use in the documentation
 function p.docConfTable( frame )
 	local wikiTable = '{| class=&quot;wikitable sortable&quot;\n'..
 					  '! rowspan=2 | Parameter\n'..
 					  '! rowspan=2 | Label\n'..
 					  '! rowspan=2; data-sort-type=number | Wikidata property\n'..
 					  '! colspan=4 | Tracking categories and page counts\n'..
 					  '|-\n'..
 					  '! [[:Category:Wikipedia articles with authority control information|'..       'Articles]]\n'..
 					  '! [[:Category:User pages with authority control information|'..               'User pages]]\n'..
 					  '! [[:Category:Miscellaneous pages with authority control information|'..      'Misc. pages]]\n'..
 					  '! [[:Category:Wikipedia articles with faulty authority control information|'..'Faulty IDs]]\n'..
 					  '|-\n'
 	
 	local lang = mw.getContentLanguage()
 	for _, conf in pairs( p.conf ) do
 		local param, link, pid = conf[1], conf[2], conf[3]
 		local category = conf.category or param
 		local args = { id = 'f', pid }
 		local wpl = frame:expandTemplate{ title = 'Wikidata property link', args = args }
 		--cats
 		local articleCat = 'Wikipedia articles with '..category..' identifiers'
 		local userCat =    'User pages with '..category..' identifiers'
 		local miscCat =    'Miscellaneous pages with '..category..' identifiers'
 		local faultyCat =  'Wikipedia articles with faulty '..category..' identifiers'
 		--counts
 		local articleCount = lang:formatNum( mw.site.stats.pagesInCategory(articleCat, 'pages') )
 		local userCount =    lang:formatNum( mw.site.stats.pagesInCategory(userCat, 'pages') )
 		local miscCount =    lang:formatNum( mw.site.stats.pagesInCategory(miscCat, 'pages') )
 		local faultyCount =  lang:formatNum( mw.site.stats.pagesInCategory(faultyCat, 'pages') )
 		--concat
 		wikiTable = wikiTable..'\n'..
 					'|-\n'..
 					'||'..param..
 					'||'..link..
 					'||data-sort-value='..pid..'|'..wpl..
 					'||style=&quot;text-align: right;&quot;|[[:Category:'..articleCat..'|'..articleCount..']]'..
 					'||style=&quot;text-align: right;&quot;|[[:Category:'..   userCat..'|'..   userCount..']]'..
 					'||style=&quot;text-align: right;&quot;|[[:Category:'..   miscCat..'|'..   miscCount..']]'..
 					'||style=&quot;text-align: right;&quot;|[[:Category:'.. faultyCat..'|'.. faultyCount..']]'
 	end
 	return wikiTable..'\n|}'
 end
 
 --[[==========================================================================]]
 --[[                              Configuration                               ]]
 --[[==========================================================================]]
 
 -- If a specific &quot;(identifier) redirect&quot; exists for an identifier, please route through this particular redirect rather than linking directly to the target page. This reduces clutter in &quot;What links here&quot; and improves reverse lookup of articles where a manifestation of this particular identifier is used.
 
 -- Check that the Wikidata item has this property--&gt;value before adding it
 local reqs = {}
 
 -- Parameter format: { 'parameter name', 'label', propertyId # in Wikidata, formatting/validation function }
 p.conf = {
 	{ 'AAG', '[[Auckland Art Gallery Toi o Tāmaki|AAG]]', 3372, p.aagLink },
 	{ 'ACM-DL', '[[Association for Computing Machinery#Portal and Digital Library|ACM DL]]', 864, p.acmLink },
 	{ 'ADB', '[[Australian Dictionary of Biography|ADB]]', 1907, p.adbLink },
 	{ 'AGSA', '[[Art Gallery of South Australia|AGSA]]', 6804, p.agsaLink },
 	{ 'autores.uy', '[[autores.uy]]', 2558, p.autoresuyLink },
 	{ 'AWR', '[[Australian Women\'s Register|AWR]]', 4186, p.awrLink },
 	{ 'BALaT', '[[Royal Institute for Cultural Heritage#Online artworks pages|BALaT]]', 3293, p.balatLink },
 	{ 'BIBSYS', '[[Bibsys|BIBSYS]]', 1015, p.bibsysLink },
 	{ 'Bildindex', '[[Marburg Picture Index|Bildindex]]', 2092, p.bildLink },
 	{ 'BNC', '[[National Library of Chile|BNC]]', 1890, p.bncLink },
 	{ 'BNE', '[[Biblioteca Nacional de España|BNE]]', 950, p.bneLink },
 	{ 'BNF', '[[BNF (identifier)|BNF]]', 268, p.bnfLink },
 	{ 'Botanist', '[[Author citation (botany)|Botanist]]', 428, p.botanistLink },
 	{ 'BPN', '[[Biografisch Portaal|BPN]]', 651, p.bpnLink },
 	{ 'CANTIC', '[[Name and Title Authority File of Catalonia|CANTIC]]', 1273, p.canticLink },
 	{ 'CINII', '[[CiNii (identifier)|CiNii]]', 271, p.ciniiLink },
 	{ 'DAAO', '[[Dictionary of Australian Artists|DAAO]]', 1707, p.daaoLink },
 	{ 'DBLP', '[[DBLP]]', 2456, p.dblpLink },
 	{ 'DSI', '[[Stuttgart Database of Scientific Illustrators 1450–1950|DSI]]', 2349, p.dsiLink },
 	{ 'FNZA', '[[:d:Property:P6792|FNZA]]', 6792, p.fnzaLink },
 	{ 'GND', '[[GND (identifier)|GND]]', 227, p.gndLink },
 	{ 'HDS', '[[Historical Dictionary of Switzerland|HDS]]', 902, p.hdsLink },
 	{ 'IAAF', '[[World Athletics]]', 1146, p.iaafLink },
 	{ 'ICCU', '[[ICCU (identifier)|ICCU]]', 396, p.iccuLink }, --formerly SBN
 	{ 'ICIA', '[[Information Center for Israeli Art|ICIA]]', 1736, p.iciaLink },
 	{ 'ISNI', '[[ISNI (identifier)|ISNI]]', 213, p.isniLink },
 	{ 'Joconde', '[[Joconde]]' , 347, p.jocondeLink },
 	{ 'KULTURNAV', '[[KulturNav]]', 1248, p.kulturnavLink },
 	{ 'LCCN', '[[LCCN (identifier)|LCCN]]', 244, p.lccnLink },
 	{ 'LIR', '[[Historical Dictionary of Switzerland#Lexicon_Istoric_Retic|LIR]]', 886, p.lirLink },
 	{ 'LNB', '[[National Library of Latvia|LNB]]', 1368, p.lnbLink },
 	{ 'Léonore', '[[Base Léonore|Léonore]]', 640, p.leonoreLink },
 	{ 'MBA', '[[MusicBrainz]]', 434, p.mbaLink, category = 'MusicBrainz' }, --special category name
 	{ 'MBAREA', '[[MusicBrainz]]', 982, p.mbareaLink, category = 'MusicBrainz area' }, --special category name
 	{ 'MBI', '[[MusicBrainz]]', 1330, p.mbiLink, category = 'MusicBrainz instrument' }, --special category name
 	{ 'MBL', '[[MusicBrainz]]', 966, p.mblLink, category = 'MusicBrainz label' }, --special category name
 	{ 'MBP', '[[MusicBrainz]]', 1004, p.mbpLink, category = 'MusicBrainz place' }, --special category name
 	{ 'MBRG', '[[MusicBrainz]] release group', 436, p.mbrgLink, category = 'MusicBrainz release group' }, --special category name
 	{ 'MBS', '[[MusicBrainz]]', 1407, p.mbsLink, category = 'MusicBrainz series' }, --special category name
 	{ 'MBW', '[[MusicBrainz]] work', 435, p.mbwLink, category = 'MusicBrainz work' }, --special category name
 	{ 'MGP', '[[Mathematics Genealogy Project|MGP]]', 549, p.mgpLink },
 	{ 'NARA', '[[National Archives and Records Administration|NARA]]', 1225, p.naraLink },
 	{ 'NCL', '[[National Central Library|NCL]]', 1048, p.nclLink },
 	{ 'NDL', '[[National Diet Library|NDL]]', 349, p.ndlLink },
 	{ 'NGV', '[[National Gallery of Victoria|NGV]]', 2041, p.ngvLink },
 	{ 'NKC', '[[National Library of the Czech Republic|NKC]]', 691, p.nkcLink },
 	{ 'NLA', '[[National Library of Australia|NLA]]', 409, p.nlaLink },
 	{ 'NLG', '[[National Library of Greece|NLG]]', 3348, p.nlgLink },
 	{ 'NLI', '[[National Library of Israel|NLI]]', 949, p.nliLink },
 	{ 'NLK', '[[National Library of Korea|NLK]]', 5034, p.nlkLink },
 	{ 'NLP', '[[National Library of Poland|NLP]]', 1695, p.nlpLink },
 	{ 'NLR', '[[National Library of Romania|NLR]]', 1003, p.nlrLink },
 	{ 'NSK', '[[National and University Library in Zagreb|NSK]]', 1375, p.nskLink },
 	{ 'NTA', '[[Royal Library of the Netherlands|NTA]]', 1006, p.ntaLink },
 	{ 'ORCID', '[[ORCID (identifier)|ORCID]]', 496, p.orcidLink },
 	{ 'PIC', '[[:d:Q23892012|PIC]]', 2750, p.picLink },
 	{ 'RID', '[[ResearcherID]]', 1053, p.ridLink },
 	{ 'RERO', '[[RERO (Library Network of Western Switzerland)|RERO]]', 3065, p.reroLink },
 	{ 'RKDartists', '[[Netherlands Institute for Art History#Online artist pages|RKD]]', 650, p.rkdartistsLink },
 	{ 'RKDID', '[[Netherlands Institute for Art History#Online artworks pages|RKDimages ID]]', 350, p.rkdidLink },
 	{ 'RSL', '[[Russian State Library|RSL]]', 947, p.rslLink },
 	{ 'SELIBR', '[[SELIBR (identifier)|SELIBR]]', 906, p.selibrLink },
 	{ 'SIKART', '[[SIKART]]', 781, p.sikartLink },
 	{ 'SNAC-ID', '[[SNAC]]', 3430, p.snacLink },
 	{ 'SUDOC', '[[SUDOC (identifier)|SUDOC]]', 269, p.sudocLink },
 	{ 'S2AuthorId', '[[Semantic Scholar|S2AuthorId]]', 4012, p.s2authoridLink, category = 'Semantic Scholar author' }, --special category name
 	{ 'TA98', '[[Terminologia Anatomica|TA98]]', 1323, p.ta98Link },
 	{ 'TDVİA', '[[İslâm Ansiklopedisi|TDVİA]]', 7314, p.tdviaLink },
 	{ 'TE', '[[Terminologia Embryologica|TE]]', 1693, p.teLink },
 	{ 'TePapa', '[[Museum of New Zealand Te Papa Tongarewa|TePapa]]', 3544, p.tepapaLink },
 	{ 'TH', '[[Terminologia Histologica|TH]]', 1694, p.thLink },
 	{ 'TLS', '[[Theaterlexikon der Schweiz|TLS]]', 1362, p.tlsLink },
 	{ 'Trove', '[[Trove]]', 1315, p.troveLink }, --formerly NLA-person
 	{ 'UKPARL', '[[UKPARL (identifier)|UKPARL]]', 6213, p.ukparlLink },
 	{ 'ULAN', '[[Union List of Artist Names|ULAN]]', 245, p.ulanLink },
 	{ 'USCongress', '[[Biographical Directory of the United States Congress|US Congress]]', 1157, p.uscongressLink },
 	{ 'VcBA', '[[VcBA (identifier)|VcBA]]', 8034, p.vcbaLink },
 	{ 'VIAF', '[[VIAF (identifier)|VIAF]]', 214, p.viafLink },
 	{ 'WORLDCATID', '[[WorldCat Identities (identifier)|WorldCat Identities]]', 7859, nil },
 }
 
 -- Legitimate aliases to p.conf, for convenience
 -- Format: { 'alias', 'parameter name in p.conf' }
 p.aliases = {
 	{ 'MusicBrainz', 'MBA' },
 	{ 'MusicBrainz artist', 'MBA' },
 	{ 'MusicBrainz label', 'MBL' },
 	{ 'MusicBrainz release group', 'MBRG' },
 	{ 'MusicBrainz work', 'MBW' },
 	{ 'Leonore', 'Léonore' }, --alias name without diacritics
 	{ 'leonore', 'Léonore' }, --lowercase variant without diacritics
         { 'SBN', 'ICCU' }, --SBN alias to be deprecated at a later stage
 	{ 'TDVIA', 'TDVİA' }, --alias name without diacritics
 	{ 'tdvia', 'TDVİA' }, --lowercase variant without diacritics
 }
 
 -- Deprecated aliases to p.conf; tracked in [[Category:Wikipedia articles with deprecated authority control identifiers]]
 -- Format: { 'deprecated parameter name', 'replacement parameter name in p.conf' }
 p.deprecated = {
 	{ 'GKD', 'GND' },
 	{ 'PND', 'GND' },
 	{ 'RLS', 'RSL' },	
 	{ 'SWD', 'GND' },
 	{ 'NARA-organization', 'NARA' },
 	{ 'NARA-person', 'NARA' },
 }
 
 --[[==========================================================================]]
 --[[                                   Main                                   ]]
 --[[==========================================================================]]
 
 function p.authorityControl( frame )
 	local resolveEntity = require( &quot;Module:ResolveEntityId&quot; )
 	local parentArgs = frame:getParent().args
 	local elements = {} --create/insert rows later
 	local worldcatCat = ''
 	local suppressedIdCat = ''
 	local deprecatedIdCat = ''
 	
 	--Redirect aliases to proper parameter names
 	for _, a in pairs( p.aliases ) do
 		local alias, param = a[1], a[2]
 		if (parentArgs[param] == nil or parentArgs[param] == '') and parentArgs[alias] then
 			parentArgs[param] = parentArgs[alias]
 		end
 	end
 	
 	--Redirect deprecated parameters to proper parameter names, and assign tracking cat
 	for _, d in pairs( p.deprecated ) do
 		local dep, param = d[1], d[2]
 		if (parentArgs[param] == nil or parentArgs[param] == '') and parentArgs[dep] then
 			parentArgs[param] = parentArgs[dep]
 			if namespace == 0 then
 				deprecatedIdCat = '[[Category:Wikipedia articles with deprecated authority control identifiers|'..dep..']]'
 			end
 		end
 	end
 	
 	--Use QID= parameter for testing/example purposes only
 	local itemId = nil
 	if namespace ~= 0 then
 		local qid = parentArgs['qid'] or parentArgs['QID']
 		if qid then
 			itemId = 'Q'..mw.ustring.gsub(qid, '^[Qq]', '')
 			itemId = resolveEntity._id(itemId) --nil if unresolvable
 		end
 	else
 		itemId = mw.wikibase.getEntityIdForCurrentPage()
 	end
 	
 	--Wikidata fallback if requested
 	if itemId then
 		for _, params in ipairs( p.conf ) do
 			if params[3] &gt; 0 then
 				local val = parentArgs[mw.ustring.lower(params[1])] or parentArgs[params[1]]
 				if val == nil or val == '' then
 					local canUseWikidata = nil
 					if reqs[params[1]] then
 						canUseWikidata = p.matchesWikidataRequirements( itemId, reqs[params[1]] )
 					else
 						canUseWikidata = true
 					end
 					if canUseWikidata then
 						local wikidataIds = p.getIdsFromWikidata( itemId, 'P'..params[3] )
 						if wikidataIds[1] then
 							if val == '' and (namespace == 0 or testcases) then
 								suppressedIdCat = '[[Category:Wikipedia articles with suppressed authority control identifiers|'..params[1]..']]'
 							else
 								parentArgs[params[1]] = wikidataIds[1]
 	end	end	end	end	end	end	end
 	
 	--Configured rows
 	local rct = 0
 	for _, params in ipairs( p.conf ) do
 		local val = parentArgs[mw.ustring.lower(params[1])] or parentArgs[params[1]]
 		if val and val ~= '' and type(params[4]) == 'function' then
 			table.insert( elements, p.createRow( params[1], params[2]..':', val, params[4]( val ), true, params.category ) )
 			rct = rct + 1
 		end
 	end
 	
 	--WorldCat
 	local worldcatId = parentArgs['worldcatid'] or parentArgs['WORLDCATID']
 	if worldcatId and worldcatId ~= '' then --if WORLDCATID present &amp; unsuppressed
 		table.insert( elements, p.createRow( 'WORLDCATID', '', worldcatId, '[[WorldCat Identities (identifier)|WorldCat Identities]]: [https://www.worldcat.org/identities/'..mw.uri.encode(worldcatId, 'PATH')..' '..worldcatId..']', false ) ) --Validation?
 		worldcatCat = '[[Category:Wikipedia articles with WorldCat identifiers]]'
 	elseif worldcatId == nil then --if WORLDCATID absent but unsuppressed
 		local viafId = parentArgs['viaf'] or parentArgs['VIAF']
 		local lccnId = parentArgs['lccn'] or parentArgs['LCCN']
 		if viafId and viafId ~= '' and p.viafLink( viafId ) then --VIAF must be present, unsuppressed, &amp; validated
 			table.insert( elements, p.createRow( 'VIAF', '', viafId, '[[WorldCat Identities (identifier)|WorldCat Identities]] (via VIAF): [https://www.worldcat.org/identities/containsVIAFID/'..viafId..' '..viafId..']', false ) )
 			if namespace == 0 then 
 				worldcatCat = '[[Category:Wikipedia articles with WorldCat-VIAF identifiers]]'
 			end
 		elseif lccnId and lccnId ~= '' and p.lccnLink( lccnId ) then --LCCN must be present, unsuppressed, &amp; validated
 			local lccnParts = p.splitLccn( lccnId )
 			if lccnParts and lccnParts[1] ~= 'sh' then
 				local lccnIdFmtd = lccnParts[1]..lccnParts[2]..'-'..lccnParts[3]
 				table.insert( elements, p.createRow( 'LCCN', '', lccnId, '[[WorldCat Identities (identifier)|WorldCat Identities]] (via LCCN): [https://www.worldcat.org/identities/lccn-'..lccnIdFmtd..' '..lccnIdFmtd..']', false ) )
 				if namespace == 0 then
 					worldcatCat = '[[Category:Wikipedia articles with WorldCat-LCCN identifiers]]'
 				end
 			end
 		end
 	elseif worldcatId == '' then --if WORLDCATID suppressed
 		suppressedIdCat = '[[Category:Wikipedia articles with suppressed authority control identifiers|WORLDCATID]]'
 	end
 	
 	local Navbox = require('Module:Navbox')
 	local elementsCat = ''
 	if rct == 0 or rct &gt;= 25 then
 		local eCat = 'AC with '..rct..' elements'
 		elementsCat  = '[[Category:'..eCat..']]'..p.redCatLink(eCat)
 	end
 	
 	local outString = ''
 	if #elements &gt; 0 then
 		local args = { pid = 'identifiers' } -- #target the list of identifiers
 		if testcases and itemId then args = { pid = 'identifiers', qid = itemId } end --expensive
 		local pencil = frame:expandTemplate{ title = 'EditAtWikidata', args = args}
 		outString = Navbox._navbox( {
 			name  = 'Authority control',
 			navboxclass = 'authority-control',
 			bodyclass = 'hlist',
 			group1 = '[[Help:Authority control|Authority control]]'..pencil,
 			list1 = table.concat( elements )
 			} )
 	end
 
 	local auxCats = worldcatCat .. elementsCat .. suppressedIdCat .. deprecatedIdCat
 	if testcases then
 		auxCats = mw.ustring.gsub(auxCats, '(%[%[)(Category)', '%1:%2') --for easier checking
 	end
 	outString = outString .. auxCats
 	if namespace ~= 0 then
 		outString = mw.ustring.gsub(outString, '(%[%[)(Category:Wikipedia articles)', '%1:%2') --by definition
 	end
 	
 	return outString
 end