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.processarg(arg)
+</noinclude>
-	if arg == '~' then
-		return ''
-	elseif arg then
-		return arg
-	else
-		return nil
-	end
-end
-function p.getfallback(args, lang, totest, tested)
-	if not tested then tested = {} end
-	for i, j in pairs(totest) do
-		if args[j] then
-				return args[j]
-		elseif not tested[j] then
-				table.insert(totest, j)
-		end
-	table.insert(tested, j)
-	totest[j] = nil
-	end
-	if totest == {} then
-		return nil
-	end
-	return p.getfallback(args, lang, totest, tested)
-end
-function p.langSwitch(frame)
-	local args = frame.args
-	for i, j in pairs(args) do
-		i = mw.ustring.gsub( i, "-", "")
-	end
-	if args.lang then
-		lang = args.lang
-	else
-		lang = frame:preprocess('{{int:lang}}')
-	end
-	if args[lang] then
-		return p.processarg(args[lang])
-	end
-	if langlist[lang] then
-		fb = p.getfallback(args, lang, langlist[lang])
-		if fb then
-			return p.processarg(bf)
-		end
-	end
-	if args.default then
-		return p.processarg(args.default)
-	end
-	if args.en then
-		return p.processarg(args.en)
-	end
-	return '[[Category:LangSwitch template without default version]]'
-end
-return p