Module:TranslateThis

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Documentation for this module may be created at Module:TranslateThis/doc

local fb = require('Module:Fallback')

return { main = function( frame )
	
	function shallowcopy(orig)
		if type(orig) ~= 'table' then
			return orig
		end
		
		local result = {}
		for key, value in pairs(orig) do
			result[key] = value
		end
		return result
	end
	
	local lang = frame:preprocess("{{int:lang}}") -- I don't know of any other way to get the user's language...
	local args = shallowcopy(frame:getParent().args)
	
	local anchor = args.anchor
	args.anchor = nil
	if (anchor and args[anchor]) then
		anchor = args[anchor]
	end
	anchor = anchor and frame:expandTemplate( { title = "Anchor", args = { anchor } } ) or ''
	
	local result = args[ lang ]
	if result and result ~= '' then
		result = '<span lang="' .. lang .. '">' .. result .. '</span>'
	else
		local default = ''
		for i, v in pairs( args ) do
			if v ~= "" then
		  		default = default .. ' / <span lang="' .. i .. '">' .. v .. '</span> <small>(' .. i .. ')</small>'
	    	end
	    end
	    default = default:sub( 4 )
	    args.default=default
		local newlang
		result, newlang = fb._langSwitch(args, lang)
		if not newlang then
			result = ''
        elseif newlang~='default' then
        	result = '<span lang="' .. newlang .. '">' .. result .. '</span> <small>(' .. newlang .. ')</small>'
	    end
	  	local langname = mw.language.fetchLanguageName( lang, lang )
	  	if langname ~= "" and newlang then
		  	result = result .. " – " .. frame:expandTemplate( { title = "Help translate", args = { langname } } )
	   	end
	end
	
	return anchor .. result
end}