Template:Fallback: Difference between revisions

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Latest revision as of 23:55, 18 June 2023

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This template was imported from commons:Template:Fallback without the here unusable documentation.

Use localised subpage for the user language with fallback to {{CONTENTLANGUAGE}}

Template parameters[Edit template data]
Parameter		Description	Type	Status
page	`1`	Template name	Page name	required
lang	`2`	override user language on localised page Default {{int:Lang}}	String	optional

@@ Line 1: / Line 1: @@
+{{#ifexist: Template:{{{1|}}}/{{#if: {{{2|}}} |{{{2}}}|{{int:Lang}}}} |{{#if: {{{2|}}} |{{{2}}}|{{int:Lang}}}}|{{CONTENTLANGUAGE}}}}<noinclude>
-local p = {}
-local langlist = {
- af         = {'nl'},
- als        = {'de'},
- arz        = {'ar'},
- bar        = {'de'},
- bexold     = {'betarask'},
- br         = {'fr'},
- ckb        = {'fa'},
- co         = {'fr'},
- crhcyrl    = {'crh'},
- crhlatn    = {'crh'},
- csb        = {'pl'},
- deat       = {'de'},
- dech       = {'de'},
- deformal   = {'de'},
- engb       = {'en'},
- frp        = {'fr'},
- frr        = {'de'},
- fy         = {'nl'},
- glk        = {'fa'},
- hifdeva    = {'hif'},
- hilatn     = {'hif'},
- ht         = {'fr'},
- ikecans    = {'ik'},
- kkarab     = {'kk'},
- kkcn       = {'kk'},
- kkcyrl     = {'kk'},
- kkkz       = {'kk'},
- kklatn     = {'kk'},
- kktr       = {'kk'},
- ksh        = {'de'},
- kuarab     = {'ku'},
- kulatn     = {'ku'},
- li         = {'nl'},
- mg         = {'fr'},
- mzn        = {'fa'},
- nds        = {'ndsnl', 'de'},
- ndsnl      = {'nds', 'nl'},
- nlinformal = {'nl'},
- pdt        = {'nds', 'de'},
- ptbr       = {'pt'},
- ruggrek    = {'ruq'},
- rulatn     = {'ruq'},
- ruqcyrl    = {'ruq'},
- srec       = {'sr'},
- srel       = {'sr'},
- szl        = {'pl'},
- tgcyrl     = {'tg'},
- tglatn     = {'tg'},
- ttcyrl     = {'tt'},
- ttlatn     = {'tt'},
- ty         = {'fr'},
- vec        = {'it'},
- vls        = {'nl'},
- wa         = {'fr'},
- zea        = {'nl'},
- zh         = {'zhhans'},
- zhcn       = {'zhhans'},
- zhhans     = {'zhcn', 'zh'},
- zhhant     = {'zh'},
- zhhk       = {'zhhant'},
- zhmo       = {'zhhant'},
- zhmy       = {'zhhans'},
- zhsg       = {'zhhans'},
- zhtw       = {'zhhant'}
-}
+{{documentation}}
-function p.getfallback(args) -- process arguments from another function and sends them to findfallback to find the most appropriate language
+</noinclude>
-	return p.findfallback(args, args.lang, langlist[args.lang], '')
-end
-function p.findfallback(args, lang, totest, tested)
-	-- totest = tables of languages whose fallbacks need to be examined
-	-- tested = string with language that have been examined
-	if args[lang] then
-		return args[lang]
-	end
-	for i, j in pairs(totest) do
-		if args[j] and args[j] ~= '' then
-				return args[j]
-		end
-		if langlist[j] then
-			for k, l in pairs(langlist[j]) do
-				table.insert(totest, l)
-			end
-		end
-		tested = tested .. ' ' .. j
-	end
-	for i, j in pairs(totest) do
-		if not string.find(tested, ' ' .. j) then
-			p.getfallback(args, lang, totest, tested)
-		end
-	end
-	if args[default] and arg[default] ~= '' then
-		return args[default]
-	end
-	if args[en] and arg[en] ~= '' then
-		return args[en]
-	end
-	return nil
-end
-function p.langSwitch(frame)
-	args = mw.getCurrentFrame():getParent().args
-	-- Return error if there is not default and no english version
-	if not args.en and not args.default and args.nocat ~= '1' then
-		return frame:expandTemplate{ title = "red", args = {'LangSwitch error: no default'}} .. '[[Category:LangSwitch template without default version]]'
-	end
-	-- get language (either stated one or user's default language)
-	if args.lang then
-		lang = args.lang
-	else
-		lang = frame:preprocess( "{{int:lang}}" )
-	end
-	-- remove dashes from language names
-	for i in pairs(args) do
-		args[mw.ustring.gsub( i, "-", "")] = args[i]
-	end
-	-- gets the most appropriate language
-	text = p.getfallback(args)
-	if text == '~' then return '' end -- ~ indicates that no message should be shown in this language
-	return text
-end
-return p