Module:template link

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The following documentation is located at Module:template link/documentation. [edit]
See also: subpages of this module.

This module implements {{temp}}.


local export = {}
 
local variables_nullary = {
	["CURRENTYEAR"        ] = "mw:Help:Magic words#Date and time";
	["CURRENTMONTH"       ] = "mw:Help:Magic words#Date and time";
	["CURRENTMONTH1"      ] = "mw:Help:Magic words#Date and time"; -- undocumented
	["CURRENTMONTH2"      ] = "mw:Help:Magic words#Date and time"; -- undocumented
	["CURRENTMONTHNAME"   ] = "mw:Help:Magic words#Date and time";
	["CURRENTMONTHNAMEGEN"] = "mw:Help:Magic words#Date and time";
	["CURRENTMONTHABBREV" ] = "mw:Help:Magic words#Date and time";
	["CURRENTDAY"         ] = "mw:Help:Magic words#Date and time";
	["CURRENTDAY2"        ] = "mw:Help:Magic words#Date and time";
	["CURRENTDOW"         ] = "mw:Help:Magic words#Date and time";
	["CURRENTDAYNAME"     ] = "mw:Help:Magic words#Date and time";
	["CURRENTTIME"        ] = "mw:Help:Magic words#Date and time";
	["CURRENTHOUR"        ] = "mw:Help:Magic words#Date and time";
	["CURRENTWEEK"        ] = "mw:Help:Magic words#Date and time";
	["CURRENTTIMESTAMP"   ] = "mw:Help:Magic words#Date and time";
 
	["LOCALYEAR"          ] = "mw:Help:Magic words#Date and time";
	["LOCALMONTH"         ] = "mw:Help:Magic words#Date and time";
	["LOCALMONTH1"        ] = "mw:Help:Magic words#Date and time"; -- undocumented
	["LOCALMONTH2"        ] = "mw:Help:Magic words#Date and time"; -- undocumented
	["LOCALMONTHNAME"     ] = "mw:Help:Magic words#Date and time";
	["LOCALMONTHNAMEGEN"  ] = "mw:Help:Magic words#Date and time";
	["LOCALMONTHABBREV"   ] = "mw:Help:Magic words#Date and time";
	["LOCALDAY"           ] = "mw:Help:Magic words#Date and time";
	["LOCALDAY2"          ] = "mw:Help:Magic words#Date and time";
	["LOCALDOW"           ] = "mw:Help:Magic words#Date and time";
	["LOCALDAYNAME"       ] = "mw:Help:Magic words#Date and time";
	["LOCALTIME"          ] = "mw:Help:Magic words#Date and time";
	["LOCALHOUR"          ] = "mw:Help:Magic words#Date and time";
	["LOCALWEEK"          ] = "mw:Help:Magic words#Date and time";
	["LOCALTIMESTAMP"     ] = "mw:Help:Magic words#Date and time";
 
	["SITENAME"           ] = "mw:Help:Magic words#Technical metadata";
	["SERVER"             ] = "mw:Help:Magic words#Technical metadata";
	["SERVERNAME"         ] = "mw:Help:Magic words#Technical metadata";
	["DIRMARK"            ] = "mw:Help:Magic words#Technical metadata";
	["DIRECTIONMARK"      ] = "mw:Help:Magic words#Technical metadata";
	["ARTICLEPATH"        ] = "mw:Help:Magic words#Technical metadata"; -- undocumented
	["SCRIPTPATH"         ] = "mw:Help:Magic words#Technical metadata";
	["STYLEPATH"          ] = "mw:Help:Magic words#Technical metadata";
	["CURRENTVERSION"     ] = "mw:Help:Magic words#Technical metadata";
	["CONTENTLANGUAGE"    ] = "mw:Help:Magic words#Technical metadata";
	["CONTENTLANG"        ] = "mw:Help:Magic words#Technical metadata";
 
	["PAGEID"             ] = "mw:Help:Magic words#Technical metadata";
	["CASCADINGSOURCES"   ] = "mw:Help:Magic words#Technical metadata";
 
	["REVISIONID"         ] = "mw:Help:Magic words#Technical metadata";
	["REVISIONDAY"        ] = "mw:Help:Magic words#Technical metadata";
	["REVISIONDAY2"       ] = "mw:Help:Magic words#Technical metadata";
	["REVISIONMONTH"      ] = "mw:Help:Magic words#Technical metadata";
	["REVISIONMONTH1"     ] = "mw:Help:Magic words#Technical metadata";
	["REVISIONYEAR"       ] = "mw:Help:Magic words#Technical metadata";
	["REVISIONTIMESTAMP"  ] = "mw:Help:Magic words#Technical metadata";
	["REVISIONUSER"       ] = "mw:Help:Magic words#Technical metadata";
	["REVISIONSIZE"       ] = "mw:Help:Magic words#Technical metadata";
 
	["NUMBEROFPAGES"      ] = "mw:Help:Magic words#Technical metadata";
	["NUMBEROFARTICLES"   ] = "mw:Help:Magic words#Technical metadata";
	["NUMBEROFFILES"      ] = "mw:Help:Magic words#Technical metadata";
	["NUMBEROFEDITS"      ] = "mw:Help:Magic words#Technical metadata";
	["NUMBEROFVIEWS"      ] = "mw:Help:Magic words#Technical metadata";
	["NUMBEROFUSERS"      ] = "mw:Help:Magic words#Technical metadata";
	["NUMBEROFADMINS"     ] = "mw:Help:Magic words#Technical metadata";
	["NUMBEROFACTIVEUSERS"] = "mw:Help:Magic words#Technical metadata";
 
	["FULLPAGENAME"       ] = "mw:Help:Magic words#Page names";
	["PAGENAME"           ] = "mw:Help:Magic words#Page names";
	["BASEPAGENAME"       ] = "mw:Help:Magic words#Page names";
	["SUBPAGENAME"        ] = "mw:Help:Magic words#Page names";
	["SUBJECTPAGENAME"    ] = "mw:Help:Magic words#Page names";
	["ARTICLEPAGENAME"    ] = "mw:Help:Magic words#Page names";
	["TALKPAGENAME"       ] = "mw:Help:Magic words#Page names";
	["ROOTPAGENAME"       ] = "mw:Help:Magic words#Page names"; -- undocumented
 
	["FULLPAGENAMEE"      ] = "mw:Help:Magic words#Page names";
	["PAGENAMEE"          ] = "mw:Help:Magic words#Page names";
	["BASEPAGENAMEE"      ] = "mw:Help:Magic words#Page names";
	["SUBPAGENAMEE"       ] = "mw:Help:Magic words#Page names";
	["SUBJECTPAGENAMEE"   ] = "mw:Help:Magic words#Page names";
	["ARTICLEPAGENAMEE"   ] = "mw:Help:Magic words#Page names";
	["TALKPAGENAMEE"      ] = "mw:Help:Magic words#Page names";
	["ROOTPAGENAMEE"      ] = "mw:Help:Magic words#Page names"; -- undocumented
 
	["NAMESPACE"          ] = "mw:Help:Magic words#Namespaces";
	["NAMESPACENUMBER"    ] = "mw:Help:Magic words#Namespaces";
	["SUBJECTSPACE"       ] = "mw:Help:Magic words#Namespaces";
	["ARTICLESPACE"       ] = "mw:Help:Magic words#Namespaces";
	["TALKSPACE"          ] = "mw:Help:Magic words#Namespaces";
 
	["NAMESPACEE"         ] = "mw:Help:Magic words#Namespaces";
	["SUBJECTSPACEE"      ] = "mw:Help:Magic words#Namespaces";
	["TALKSPACEE"         ] = "mw:Help:Magic words#Namespaces";
 
	["!"                  ] = "mw:Help:Magic words#Other";
}
 
local variables_nonnullary = {
	["PROTECTIONLEVEL"    ] = "mw:Help:Magic words#Technical metadata";
 
	["DISPLAYTITLE"       ] = "mw:Help:Magic words#Technical metadata";
	["DEFAULTSORT"        ] = "mw:Help:Magic words#Technical metadata";
 
	["PAGESINCATEGORY"    ] = "mw:Help:Magic words#Technical metadata";
	["PAGESINCAT"         ] = "mw:Help:Magic words#Technical metadata";
 
	["NUMBERINGROUP"      ] = "mw:Help:Magic words#Technical metadata";
	["PAGESINNS"          ] = "mw:Help:Magic words#Technical metadata";
	["PAGESINNAMESPACE"   ] = "mw:Help:Magic words#Technical metadata";
 
	["FULLPAGENAME"       ] = "mw:Help:Magic words#Page names";
	["PAGENAME"           ] = "mw:Help:Magic words#Page names";
	["BASEPAGENAME"       ] = "mw:Help:Magic words#Page names";
	["SUBPAGENAME"        ] = "mw:Help:Magic words#Page names";
	["SUBJECTPAGENAME"    ] = "mw:Help:Magic words#Page names";
	["ARTICLEPAGENAME"    ] = "mw:Help:Magic words#Page names";
	["TALKPAGENAME"       ] = "mw:Help:Magic words#Page names";
	["ROOTPAGENAME"       ] = "mw:Help:Magic words#Page names"; -- undocumented
 
	["FULLPAGENAMEE"      ] = "mw:Help:Magic words#Page names";
	["PAGENAMEE"          ] = "mw:Help:Magic words#Page names";
	["BASEPAGENAMEE"      ] = "mw:Help:Magic words#Page names";
	["SUBPAGENAMEE"       ] = "mw:Help:Magic words#Page names";
	["SUBJECTPAGENAMEE"   ] = "mw:Help:Magic words#Page names";
	["ARTICLEPAGENAMEE"   ] = "mw:Help:Magic words#Page names";
	["TALKPAGENAMEE"      ] = "mw:Help:Magic words#Page names";
	["ROOTPAGENAMEE"      ] = "mw:Help:Magic words#Page names"; -- undocumented
 
	["NAMESPACE"          ] = "mw:Help:Magic words#Namespaces";
	["NAMESPACENUMBER"    ] = "mw:Help:Magic words#Namespaces";
	["SUBJECTSPACE"       ] = "mw:Help:Magic words#Namespaces";
	["ARTICLESPACE"       ] = "mw:Help:Magic words#Namespaces";
	["TALKSPACE"          ] = "mw:Help:Magic words#Namespaces";
 
	["NAMESPACEE"         ] = "mw:Help:Magic words#Namespaces";
	["SUBJECTSPACEE"      ] = "mw:Help:Magic words#Namespaces";
	["TALKSPACEE"         ] = "mw:Help:Magic words#Namespaces";
 
	["PAGEID"             ] = "mw:Help:Magic words#Technical metadata of another page";
	["PAGESIZE"           ] = "mw:Help:Magic words#Technical metadata of another page";
	["PROTECTIONLEVEL"    ] = "mw:Help:Magic words#Technical metadata of another page";
	["CASCADINGSOURCES"   ] = "mw:Help:Magic words#Technical metadata of another page";
	["REVISIONID"         ] = "mw:Help:Magic words#Technical metadata of another page";
	["REVISIONDAY"        ] = "mw:Help:Magic words#Technical metadata of another page";
	["REVISIONDAY2"       ] = "mw:Help:Magic words#Technical metadata of another page";
	["REVISIONMONTH"      ] = "mw:Help:Magic words#Technical metadata of another page";
	["REVISIONMONTH1"     ] = "mw:Help:Magic words#Technical metadata of another page";
	["REVISIONYEAR"       ] = "mw:Help:Magic words#Technical metadata of another page";
	["REVISIONTIMESTAMP"  ] = "mw:Help:Magic words#Technical metadata of another page";
	["REVISIONUSER"       ] = "mw:Help:Magic words#Technical metadata of another page";
}
 
local parser_functions = {
	-- built-ins
	["localurl"     ] = "mw:Help:Magic words#URL data";
	["localurle"    ] = "mw:Help:Magic words#URL data";
	["fullurl"      ] = "mw:Help:Magic words#URL data";
	["fullurle"     ] = "mw:Help:Magic words#URL data";
	["canonicalurl" ] = "mw:Help:Magic words#URL data";
	["canonicalurle"] = "mw:Help:Magic words#URL data";
	["filepath"     ] = "mw:Help:Magic words#URL data";
	["urlencode"    ] = "mw:Help:Magic words#URL data";
	["urldecode"    ] = "mw:Help:Magic words#URL data";
	["anchorencode" ] = "mw:Help:Magic words#URL data";
 
	["ns"          ] = "mw:Help:Magic words#Namespaces";
	["nse"         ] = "mw:Help:Magic words#Namespaces";
 
	["formatnum"   ] = "mw:Help:Magic words#Formatting";
	["#dateformat" ] = "mw:Help:Magic words#Formatting";
	["#formatdate" ] = "mw:Help:Magic words#Formatting";
	["lc"          ] = "mw:Help:Magic words#Formatting";
	["lcfirst"     ] = "mw:Help:Magic words#Formatting";
	["uc"          ] = "mw:Help:Magic words#Formatting";
	["ucfirst"     ] = "mw:Help:Magic words#Formatting";
	["padleft"     ] = "mw:Help:Magic words#Formatting";
	["padright"    ] = "mw:Help:Magic words#Formatting";
 
	["plural"      ] = "mw:Help:Magic words#Localization";
	["grammar"     ] = "mw:Help:Magic words#Localization";
	["gender"      ] = "mw:Help:Magic words#Localization";
	["int"         ] = "mw:Help:Magic words#Localization";
 
	["#language"   ] = "mw:Help:Magic words#Miscellaneous";
	["#special"    ] = "mw:Help:Magic words#Miscellaneous";
	["#speciale"   ] = "mw:Help:Magic words#Miscellaneous";
	["#tag"        ] = "mw:Help:Magic words#Miscellaneous";
 
	-- [[mw:Extension:ParserFunctions]]
	["#expr"       ] = "mw:Help:Extension:ParserFunctions##expr";
	["#if"         ] = "mw:Help:Extension:ParserFunctions##if";
	["#ifeq"       ] = "mw:Help:Extension:ParserFunctions##ifeq";
	["#iferror"    ] = "mw:Help:Extension:ParserFunctions##iferror";
	["#ifexpr"     ] = "mw:Help:Extension:ParserFunctions##ifexpr";
	["#ifexist"    ] = "mw:Help:Extension:ParserFunctions##ifexist";
	["#rel2abs"    ] = "mw:Help:Extension:ParserFunctions##rel2abs";
	["#switch"     ] = "mw:Help:Extension:ParserFunctions##switch";
	["#time"       ] = "mw:Help:Extension:ParserFunctions##time";
	["#timel"      ] = "mw:Help:Extension:ParserFunctions##timel";
	["#titleparts" ] = "mw:Help:Extension:ParserFunctions##titleparts";
 
	-- other extensions
 	["#babel"           ] = "mw:Extension:Babel";
 	["#categorytree"    ] = "mw:Extension:CategoryTree#The {{#categorytree}} parser function";
 	["#lst"             ] = "mw:Extension:Labeled Section Transclusion";
 	["#lstx"            ] = "mw:Extension:Labeled Section Transclusion";
 	["#lsth"            ] = "mw:Extension:Labeled Section Transclusion"; -- not available, it seems
 	["#lqtpagelimit"    ] = "mw:Extension:LiquidThreads";
	["#useliquidthreads"] = "mw:Extension:LiquidThreads";
	["#target"          ] = "mw:Extension:MassMessage"; -- not documented yet
}
 
function export.format_link(frame)
	if mw.isSubsting() then
		return require('Module:unsubst').unsubst_template("format_link")
	end
 
	local args = frame:getParent().args
	local output = { frame.args.nested and "{{" or "<code>{{" }
 
	local templ = args[1]
	local noargs = true
 
	if not templ then
		if mw.title.getCurrentTitle().fullText == frame:getParent():getTitle() then
			-- demo mode
			return "<code>{{<var>{{{1}}}</var>|<var>{{{2}}}</var>|...}}</code>"
		else
			error("The template name must be given.")
		end
	end
 
	for key, value in pairs(args) do
		if key ~= 1 then
			noargs = false
			break
		end
	end
 
	local function render_title(templ)
		local marker, rest
 
		marker, rest = templ:match("^([Ss][Uu][Bb][Ss][Tt]):(.*)")
		if not marker then
			marker, rest = templ:match("^([Ss][Aa][Ff][Ee][Ss][Uu][Bb][Ss][Tt]):(.*)")
		end
		if marker then
			templ = rest
			table.insert(output, ("[[mw:Manual:Substitution|%s]]:"):format(marker))
		end
 
		if noargs and variables_nullary[templ] then
			table.insert(output, ("[[%s|%s]]"):format(variables_nullary[templ], templ))
			return
		end
 
		marker, rest = templ:match("^([Mm][Ss][Gg][Nn][Ww]):(.*)")
		if marker then
			templ = rest
			-- not the most accurate documentation ever
			table.insert(output, ("[[m:Help:Magic words#Template modifiers|%s]]:"):format(marker))
		else
			marker, rest = templ:match("^([Mm][Ss][Gg]):(.*)")
			if marker then
				templ = rest	
				table.insert(output, ("[[m:Help:Magic words#Template modifiers|%s]]:"):format(marker)) -- ditto
			end
		end
 
		marker, rest = templ:match("^([Rr][Aa][Ww]):(.*)")
		if marker then
			table.insert(output, ("[[m:Help:Magic words#Template modifiers|%s]]:"):format(marker)) -- missingno.
			templ = rest	
		end
 
		marker, rest = templ:match("^(#[Ii][Nn][Vv][Oo][Kk][Ee]):(.*)")
		if marker then
			if (rest == "") or rest:match("[%[%]%|%{%}#\127<>]") or mw.title.getCurrentTitle().fullText == ("Module:" .. rest) then
				table.insert(output, ("[[mw:Extension:Scribunto|%s]]:%s"):format(marker, rest))
			else
				table.insert(output, ("[[mw:Extension:Scribunto|%s]]:[[Module:%s|%s]]"):format(marker, rest, rest))
			end
			return
		end
 
		marker, rest = templ:match("^(#[Tt][Aa][Gg]):(.*)")
		if marker then
			local doc_table = require('Module:wikitag link').doc_table
			if doc_table[rest] then
				table.insert(output, ("[[%s|%s]]:[[%s|%s]]"):format(parser_functions["#tag"], marker, doc_table[rest], rest))
			else
				table.insert(output, ("[[%s|%s]]:%s"):format(parser_functions["#tag"], marker, rest))
			end
			return
		end
 
		marker, rest = templ:match("^(.-):(.*)")
		if marker then
			if parser_functions[marker:lower()] then
				table.insert(output, ("[[%s|%s]]:%s"):format(parser_functions[marker:lower()], marker, rest))
				return
			elseif variables_nonnullary[marker] then
				table.insert(output, ("[[%s|%s]]:%s"):format(variables_nonnullary[marker], marker, rest))
				return
			end
		end
 
		if templ:match("[%[%]%|%{%}#\127<>]") then
			table.insert(output, templ)
			return
		end
 
		if marker and mw.site.namespaces[marker] then
			if (title == "") or (mw.title.getCurrentTitle().fullText == templ) then
				table.insert(output, templ)
			else
				table.insert(output, ("[[%s|%s]]"):format(templ, templ))
			end
		else
			if (templ == "") or (mw.title.getCurrentTitle().fullText == ("Template:" .. templ)) then
				table.insert(output, templ)
			else
				table.insert(output, ("[[Template:%s|%s]]"):format(templ, templ))
			end
		end
	end
 
	render_title(templ)
 
	local i = 2
	while args[i] do
		table.insert(output, "|" .. args[i])
		i = i + 1
	end
 
	for key, value in pairs(args) do
		if type(key) == "string" then
			table.insert(output, "|" .. key .. "=" .. value)
		end
	end
 
	table.insert(output, frame.args.nested and "}}" or "}}</code>")
	return table.concat(output)
end
 
return export