Module:Authority control

From The Goon Show Depository

Revision as of 09:00, 8 December 2022 by en>MSGJ (major rewrite for efficiency)

require('strict')
local p = {}
local title = mw.title.getCurrentTitle()
local namespace = title.namespace
local testcases = (string.sub(title.subpageText,1,9) == 'testcases')

local function addCat(cat)
	if cat and cat ~= '' then
		local redlinkcat = ''
		if testcases == false and mw.title.new(cat, 14).exists == false then
			redlinkcat = '[[Category:Pages with red-linked authority control categories]]'
		end
		return '[[Category:'..cat..']]'..redlinkcat
	else
		return ''
	end
end

local function getCatForId(id)
	local cat = ''
	if namespace == 0 then
		cat = 'Articles with '..id..' identifiers'
	end
	return addCat(cat)
end

local function getIdsFromWikidata(itemId,property)
	local ids = {}
	if not mw.wikibase then
		return ids
	end
	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

local function makelink(conf,val,nextid) --validate values and create a link
	local link
	if conf.link2 then -- use function to validate and generate link
		link = conf.link2(val)
	else
		local valid_value
		if conf.pattern then -- use pattern to determine validity if defined
			valid_value = val:match(conf.pattern)
		elseif conf.patterns then
			for i = 1,#conf.patterns do
				valid_value = val:match(conf.patterns[i])
				if valid_value then break end
			end
		elseif conf.valid then -- otherwise use function to determine validity
			valid_value = conf.valid(val)
		else -- no validation possible
			valid_value = val
		end
		if valid_value then
			local label = conf.label
			if not label or nextid>1 then
				label = tostring(nextid)
			end
			if conf.link then
				link = '[' .. mw.ustring.gsub(conf.link,'%$1',valid_value) .. ' ' .. label .. ']'
			else
				link = valid_value
			end
		else
			link = false
		end
	end
	if link then
		link = '<span class="uid">'..link..'</span>'
	else
		local faultyCat = 'Articles with faulty '..(conf.errorcat or conf.cat or conf[1])..' identifiers'
		link = '<span class="error">The '..conf[1]..' id '..val..' is not valid.</span>'..addCat(faultyCat)
	end
	return link
end

--[[==========================================================================]]
--[[                                   Main                                   ]]
--[[==========================================================================]]

function p.authorityControl( frame )
	local config = require("Module:Authority control/config")
	local conf = config.config
	local aliases = config.aliases
	local deprecated = config.deprecated
	local resolveEntity = require( 'Module:ResolveEntityId' )
	local parentArgs = frame:getParent().args --WD IDs added here later
	local iParentArgs = 0 --count original/manual parent args only later
	local worldcatCat = ''
	local elementsCat = ''
	local multipleIdCat = ''
	local suppressedIdCat = ''
	local suppressedIdCatArts = ''
	local deprecatedIdCat = ''
	local differentOnWDCat = ''
	local sameOnWDCat = ''
	local stateCat = ''

	--redirect aliases to proper parameter names
	for _, a in pairs(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( 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: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
	elseif mw.wikibase then
		itemId = mw.wikibase.getEntityIdForCurrentPage()
	end

	--configure rows
	local rct = 0
	local sectionOrder = config.sectionOrder
	local sections = {{},{},{},{},{},{},{},{}}
	if itemId then
		local suppressedIdCount = 0
		local iMatches = 0
		for _, params in ipairs(conf) do
			local val = parentArgs[mw.ustring.lower(params[1])] or parentArgs[params[1]]
			local wikidataIds = getIdsFromWikidata(itemId,'P'..params.property)
			if val == nil or val == '' then
				if wikidataIds[1] then
					if val == '' and (namespace == 0 or testcases) then
						suppressedIdCount = suppressedIdCount + 1
						suppressedIdCat = '[[Category:Articles with suppressed authority control identifiers|'..params[1]..']]'
					end
				end
			else
				iParentArgs = iParentArgs + 1
				if wikidataIds[1] and differentOnWDCat == '' then
					local bMatch = false
					for _, wd in pairs( wikidataIds ) do
						if val == wd then
							iMatches = iMatches + 1
							bMatch = true
						end
					end
					if bMatch == false then
						differentOnWDCat = '[[Category:Pages using authority control with parameters different on Wikidata|'..params[1]..']]'
					end
				end
			end
		end
		if iMatches > 0 and iMatches == iParentArgs then
			sameOnWDCat = '[[Category:Pages using authority control with parameters all matching Wikidata]]'
		end
		if parentArgs['arts'] == 'arts' and suppressedIdCount > 0 then
			if namespace == 0 or testcases then
				local s = 's'
				if suppressedIdCount == 1 then s = '' end
				local sCat = 'ACArt with '..suppressedIdCount..' suppressed element'..s
				suppressedIdCatArts = addCat(sCat)
			end
		end
	end
	local tval = {}
	local function parameter_is_used(property)
		local used = false
		if property then
			if tval[property] then
				if tval[property][1] then
					used = true
				end
			end
		end
		return used
	end
	for _, params in ipairs(conf) do
		local wikidataIds = {}
		if itemId then
			wikidataIds = getIdsFromWikidata(itemId, 'P' .. params.property)
		end
		local val = parentArgs[mw.ustring.lower(params[1])] or parentArgs[params[1]]
		local suppress = false
		if val then
			if val == '' then
				suppress = true
			else -- add local parameter to wikidata IDs
				table.insert( wikidataIds, val)
			end
		end
		if params.suppressedbyproperty then
			for _,sc in ipairs(params.suppressedbyproperty) do
				if parameter_is_used(sc) then
					suppress = true
				end
			end
		end
		if not suppress then
			tval[params.property] = {} -- setup table for values with property number as key
			local tlinks = {} -- setup table for links
			local nextIdVal = 1
			for _, val in pairs(wikidataIds) do
				local bnew = true
				for _, w in pairs( tval[params.property] ) do
					if val == w then
						bnew = false
					end
				end
				if bnew then -- add new value to table
					table.insert(tval[params.property],val)
					local link = makelink(params,val,nextIdVal)
					local cat = params.cat or params[1]
					if link then -- add category unless link==false
						link = link .. getCatForId(cat)
					end
					table.insert(tlinks,link)
					nextIdVal = nextIdVal + 1
				end
			end
			if tval[params.property][1] then	-- assemble
				local row = ''
				if params.prefix then
					row = row..'*'..params.prefix
				end
				for i, l in ipairs(tlinks) do
					if i==1 and not params.prefix then
						row = row..'*'
					else
						row = row..'\n**'
					end
					row = row .. l
				end
				row = row..'\n'
				table.insert(sections[params.section],row)
				rct = rct + 1
				if tval[params.property][2] then
					multipleIdCat = getCatForId( 'multiple' )
				end
			end
		end
	end

	--configure Navbox
	local outString = ''
	local extrap = true
	local extra = parentArgs.extralist
	if extra == nil or extra == '' then
		extrap = false
	end
	if rct > 0 or extrap then
		local Navbox = require('Module:Navbox')
		local sectionID = 1
		local args = { pid = 'identifiers' } -- #target the list of identifiers
		if testcases and itemId then args.qid = itemId end --expensive
		local pencil = require('Module:EditAtWikidata')._showMessage(args)
		local navboxArgs = {
			name  = 'Authority control',
			navboxclass = 'authority-control',
			bodyclass = 'hlist',
			state = parentArgs.state or 'autocollapse',
			navbar = 'off'
		}
		for c, sectName in ipairs(sectionOrder) do
			if #sections[c] ~= 0 then
				navboxArgs['group'..sectionID] = sectName
				navboxArgs['list'..sectionID] = table.concat(sections[c])
				sectionID = sectionID + 1
			end
		end
		if extrap then
			if parentArgs.extragroup then
				navboxArgs['group'..sectionID] = parentArgs.extragroup
			else
				navboxArgs['group'..sectionID] = 'Additional'
			end
			navboxArgs['list'..sectionID] = extra
			sectionID = sectionID + 1
		end
		if navboxArgs.list2 then
			navboxArgs.title = '[[Help:Authority control|Authority control]]'..pencil
		else
			local sect = navboxArgs.group1
			if sect == 'General' or sect == 'Other' or sect == 'Additional' then
				-- Just say "Authority control" with no label if only general or only other IDs are present
				-- since "general" is redundant and "other" is silly when there's nothing to contrast it with
				navboxArgs.group1 = '[[Help:Authority control|Authority control]]'..pencil
			else
				navboxArgs.group1 = '[[Help:Authority control|Authority control: '..sect..']] '..pencil
			end
		end
		outString = Navbox._navbox(navboxArgs)
	end

	--auxCats
	if rct == 0 or rct >= 25 then
		if namespace == 0 or testcases then
			local eCat = 'AC with '..rct..' elements'
			elementsCat = addCat(eCat)
		end
	end
	if parentArgs.state then
		if namespace == 0 or testcases then
			local sCat
			if parentArgs.state == 'collapsed' then sCat = 'AC using state parameter: collapsed'
			elseif parentArgs.state == 'expanded' then sCat = 'AC using state parameter: expanded'
			elseif parentArgs.state == 'autocollapse' then sCat = 'AC using state parameter: autocollapse'
			else sCat = 'AC using state parameter: other'
			end
			stateCat = addCat(sCat)
		end
	end
	local auxCats = worldcatCat..elementsCat..multipleIdCat..suppressedIdCat..suppressedIdCatArts..
					deprecatedIdCat..differentOnWDCat..sameOnWDCat..stateCat
	if testcases then
		auxCats = mw.ustring.gsub(auxCats, '(%[%[)(Category)', '%1:%2') --for easier checking
	end

	--out
	outString = outString..auxCats
	if namespace ~= 0 then
		outString = mw.ustring.gsub(outString, '(%[%[)(Category:Articles)', '%1:%2') --by definition
	end

	return outString
end

-- Creates a human-readable standalone wikitable version of conf, and tracking categories with page counts, for use in the documentation
function p.docConfTable(frame)
	local wikiTable = '<table class="wikitable sortable">'..
	  '<tr><th rowspan=2>Parameter</th>'..
	  '<th rowspan=2>Section</th>'..
	  '<th rowspan=2>Appears as</th>'..
	  '<th rowspan=2 data-sort-type=number>Wikidata property</th>'..
	  '<th colspan=2>Tracking categories and page counts</th></tr>'..
	  '<tr><th>[[:Category:Articles with authority control information|Articles]]</th>'..
	  '<th>[[:Category:Articles with faulty authority control information|Faulty IDs]]</th></tr>'
	local lang = mw.getContentLanguage()
	local a, f, P = 0, 0, 0 --cumulative sums
	local config = require("Module:Authority control/config")
	local conf = config.config
	local sectionOrder = config.sectionOrder
	local function checkcat(category,label)
		local ret='[[:Category:'..category..'|'..label..']]'
		if mw.title.new(category, 14).exists == false then
			ret = ret..' <span class="plainlinks" style="font-size:85%;">&#91;['..tostring(mw.uri.fullUrl('Category:'..category,'action=edit&preload=Template:Authority_control/preload'))..' create]&#93;</span>'
		end
		return ret
	end
	for _, conf in pairs(conf) do
		local param, pid, section = conf[1], conf.property, sectionOrder[conf.section]
		local appearsAs = makelink(conf,conf.example,1)
		local link = conf.idlink or param..' (identifier)'
		local category = conf.cat or param
		local args = { id = 'f', pid }
		local wpl = frame:expandTemplate{ title = 'Wikidata property link', args = args }
		local articleCat = 'Articles with '..category..' identifiers'
		local faultyCat =  'Articles with faulty '.. (conf.errorcat or category) ..' identifiers'
		local articleCount = lang:formatNum( mw.site.stats.pagesInCategory(articleCat, 'pages') )
		local faultyCount =  lang:formatNum( mw.site.stats.pagesInCategory(faultyCat, 'pages') )
		P = P + 1 --property count
		a = a + lang:parseFormattedNumber(articleCount)
		f = f + lang:parseFormattedNumber(faultyCount)
		wikiTable = wikiTable..'<tr><td>[['..link..'|'..param..']]</td>'..
			'<td>'..section..'</td>'..
			'<td>'..appearsAs..'</td>'..
			'<td data-sort-value='..pid..'>'..wpl..'</td>'..
			'<td style="text-align: right;">'..checkcat(articleCat,articleCount)..'</td>'..
			'<td style="text-align: right;">'..checkcat(faultyCat,faultyCount)..'</td></tr>'
	end
	wikiTable = wikiTable..'<tr><th style="text-align: right;" colspan=3>Totals</th>'..
		'<th style="text-align: right;">'..lang:formatNum(P)..'</th>'..
		'<th style="text-align: right;">'..lang:formatNum(a)..'</th>'..
		'<th style="text-align: right;">'..lang:formatNum(f)..'</th></tr></table>'
	return require('Module:Suppress categories').main(wikiTable)
end

return p
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