Difference between revisions of "Module:Template translation"
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>Verdy p m |
>Verdy p m (debug version in separate sandbox) |
||
Line 57: | Line 57: | ||
This is aimed at replacing the current implementation of Template:TNT. | This is aimed at replacing the current implementation of Template:TNT. | ||
]] | ]] | ||
function this.renderTranslatedTemplate(frame) | function this.renderTranslatedTemplate(frame) | ||
local template = frame.args['template'] | local template = frame.args['template'] |
Revision as of 13:49, 28 December 2013
Documentation for this module may be created at Module:Template translation/doc
local this = {}
function this.checkLanguage(subpage, default)
--[[Check first if there's an apostrophe, because they break the isKnownLanguageTag
function. This test does not work with regexps, use plain search instead (no need
to use Unicode parser, apostrophes can only appear isolated as one byte in UTF-8).
]]
if (string.find(subpage, "'", 1, true) == nil)
then
-- Return the subpage only if it is a valid language code.
if (mw.language.isKnownLanguageTag(subpage))
then
return subpage
end
end
-- Otherwise there's currently no known language subpage
return default
end
--[[Get the last subpage of the current page if it is a translation.
]]
function this.getLanguageSubpage()
local subpage = mw.title.getCurrentTitle().subpageText
return this.checkLanguage(subpage, '')
end
--[[Get the last subpage of the current frame if it is a translation.
Not used locally.
]]
function this.getFrameLanguageSubpage(frame)
local titleparts = mw.text.split(frame:getParent():getTitle(), '/')
local subpage = titleparts[#titleparts]
return this.checkLanguage(subpage, '')
end
--[[Get the language of the current page.
Not used locally.
]]
function this.getLanguage()
local subpage = mw.title.getCurrentTitle().subpageText
return this.checkLanguage(subpage, mw.language.getContentLanguage():getCode())
end
--[[Get the language of the current frame.
Not used locally.
]]
function this.getFrameLanguage(frame)
local titleparts = mw.text.split(frame:getParent():getTitle(), '/')
local subpage = titleparts[#titleparts]
return this.checkLanguage(subpage, mw.language.getContentLanguage():getCode())
end
--[[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.
]]
function this.renderTranslatedTemplate(frame)
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'
if (frame.args['namespace']~='')--checks for namespace parameter for custom ns
then
namespace = frame.args['namespace']
else--supposes that set page is in ns10
local templateFullTitle = mw.title.new(template, namespace)
if (templateFullTitle.id == 0)
then -- not found in the Template namespace, assume the main namespace
namespace = ''
end
end
-- Get the last subpage and check if it matches a known language code
local langcode = 'en' -- default language template subpage to render
local subpage = this.getLanguageSubpage()
if (subpage ~= '')
then
-- Check if a translation of the template exists in that language; if so, put it in langcode
local translation = mw.title.new(template .. '/' .. subpage, namespace)
if (translation.id ~= 0)
then
langcode = subpage
end
end
-- Copy args pseudo-table to a proper table so we can feed it to expandTemplate
-- Then render the template
local arguments = {}
for k, v in pairs((frame:getParent() or {}).args) do
-- numbered args >= 1 need to be shifted
local n = tonumber(k) or 0
if (n > 0)
then
if (n >= 2)
then
arguments[n - 1] = v
end
else
arguments[k] = v
end
end
return frame:expandTemplate{title = namespace .. ':' .. template .. '/' .. langcode, args = arguments}
end
return this