View source for Module:IsTranslation

require('strict')

local p = {}

local getArgs = require('Module:Arguments').getArgs

function p._isTranslation(args)
	local subpageName = string.lower(mw.title.getCurrentTitle().subpageText)
	local langNames = mw.language.fetchLanguageNames()
	if langNames[subpageName] then
		return args[1]
	else
		return args[2]
	end
end

function p.isTranslation(frame)
	return p._isTranslation(getArgs(frame))
end

function p._getLangCode(args)
	local subpageName = string.lower(mw.title.getCurrentTitle().subpageText)
	local langNames = mw.language.fetchLanguageNames()
	if langNames[subpageName] then
		return subpageName
	else
		return args[1] or mw.language.getContentLanguage().code
	end
end

function p.getLangCode(frame)
	return p._getLangCode(getArgs(frame))
end

return p