Module:Template translation

local this = {}

function this.getLanguageSubpage -- Get the last subpage (this function isolated for debugging purpose) local subpage = mw.title.getCurrentTitle.subpageText --If the subpage is a valid language code, check if a translation of the       template exists in that language; if so, put it in langcode.        Check first if there's an apostrophe, because they break the         isKnownLanguageTag function. if (type(mw.ustring.match(subpage, "'")) == nil) then if (mw.language.isKnownLanguageTag(subpage)) then return subpage end end return '' end

function this.renderTranslatedTemplate(frame) --If on a translation subpage (like Foobar/de), this function renders       a given template in the same language, if the translation is available.        Otherwise, the template is rendered in its default language, without        modification.        This is aimed at replacing the current implementation of Template:TNT. local template = frame.args['template'] --Check whether the template is actually in the Template namespace, or       if we're transcluding a main-namespace page.        (added for backward compatibility of Template:TNT) local namespace = 'Template' local templateFullTitle = mw.title.new(template, namespace) if (templateFullTitle.id == 0) then -- not found in the Template namespace, assume the main namespace namespace = '' end local langcode = 'en' -- Get the last subpage local subpage = this.getLanguageSubpage if (subpage ~= '') then langcode = subpage end -- Copy args pseudo-table to a proper table so we can feed it to expandTemplate local arguments = {} for k, v in pairs(frame.args) do       arguments[k] = v    end -- Render the template return frame:expandTemplate{title = namespace .. ':' .. template .. '/' .. langcode, args = arguments} end

return this