Module:Template translation
Revision as of 06:31, 25 May 2013 by >Guillom (add support for main-namespace transclusion for backcompat)
Documentation for this module may be created at Module:Template translation/doc
-- THIS IS ALPHA CODE. USE CAREFULLY.
local p = {}
function p.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']
local langcode = '/en'
local namespace = 'Template:'
-- Get the last subpage
local subpage = mw.title.getCurrentTitle().subpageText
--[[ 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 templateFullTitle = mw.title.new( template, 'Template' )
if ( templateFullTitle.id == 0)
then
namespace=':'
end
--[[ 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.
]]
if ( mw.language.isKnownLanguageTag( subpage ) )
then
local translation = mw.title.new( namespace..template..'/'..subpage )
if ( translation.id ~= 0)
then
langcode='/'..subpage
end
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 p