Difference between revisions of "Module:Template translation"

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what>Seb35
(add some other "helper" functions and factorise one; I checked the code on a local wiki and here on Meta; the new functions can be used to autotranslate templates)
what>Verdy p
m
Line 1: Line 1:
 
local this = {}
 
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()
 
function this.getLanguageSubpage()
−
    -- Get the last subpage of the current page if it is a translation
 
 
     local subpage = mw.title.getCurrentTitle().subpageText
 
     local subpage = mw.title.getCurrentTitle().subpageText
−
     return this.checkLanguage(subpage,'')
+
     return this.checkLanguage(subpage, '')
 
end
 
end
−
+
 
 +
--[[Get the last subpage of the current frame if it is a translation.
 +
    Not used locally.
 +
    ]]
 
function this.getFrameLanguageSubpage(frame)
 
function this.getFrameLanguageSubpage(frame)
−
    -- Get the last subpage of the current frame if it is a translation
+
     local titleparts = mw.text.split(frame:getParent():getTitle(), '/')
−
     local titleparts = mw.text.split(frame:getParent():getTitle(),'/')
 
 
     local subpage = titleparts[#titleparts]
 
     local subpage = titleparts[#titleparts]
−
     return this.checkLanguage(subpage,'')
+
     return this.checkLanguage(subpage, '')
 
end
 
end
−
+
 
 +
--[[Get the language of the current page.
 +
    Not used locally.
 +
    ]]
 
function this.getLanguage()
 
function this.getLanguage()
−
    -- Get the language of the current page
 
 
     local subpage = mw.title.getCurrentTitle().subpageText
 
     local subpage = mw.title.getCurrentTitle().subpageText
−
     return this.checkLanguage(subpage,mw.language.getContentLanguage():getCode())
+
     return this.checkLanguage(subpage, mw.language.getContentLanguage():getCode())
 
end
 
end
−
+
 
 +
--[[Get the language of the current frame.
 +
    Not used locally.
 +
    ]]
 
function this.getFrameLanguage(frame)
 
function this.getFrameLanguage(frame)
−
    -- Get the language of the current frame
+
     local titleparts = mw.text.split(frame:getParent():getTitle(), '/')
−
     local titleparts = mw.text.split(frame:getParent():getTitle(),'/')
 
 
     local subpage = titleparts[#titleparts]
 
     local subpage = titleparts[#titleparts]
−
     return this.checkLanguage(subpage,mw.language.getContentLanguage():getCode())
+
     return this.checkLanguage(subpage, mw.language.getContentLanguage():getCode())
 
end
 
end
−
+
 
−
function this.checkLanguage(subpage,default)
+
--[[If on a translation subpage (like Foobar/de), this function renders
−
     --[[Check first if there's an apostrophe, because they break the isKnownLanguageTag
+
    a given template in the same language, if the translation is available.
−
         function. This test does not work with regexps, use plain search instead (no need
+
    Otherwise, the template is rendered in its default language, without
−
         to use Unicode parser, apostrophes can only appear isolated as one byte in UTF-8).
+
    modification.
 +
    This is aimed at replacing the current implementation of Template:TNT.
 +
    ]]
 +
function this.renderTranslatedTemplate(frame)
 +
local args = frame.args
 +
    local pagename = args['template']
 +
   
 +
     --[[Check whether the pagename is actually in the Template namespace, or
 +
         if we're transcluding a main-namespace page.
 +
         (added for backward compatibility of Template:TNT)
 
         ]]
 
         ]]
−
     if (string.find(subpage, "'", 1, true) == nil)
+
    local namespace = 'Template'
 +
     if (args['namespace'] ~= '') -- Checks for namespace parameter for custom ns.
 +
    then
 +
    namespace = args['namespace']
 +
    else -- Supposes that set page is in ns10.
 +
        local templateFullTitle = mw.title.new(pagename, namespace) -- Costly
 +
        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 subpage to render.
 +
    local subpage = this.getLanguageSubpage()
 +
    if (subpage ~= '')
 
     then
 
     then
−
         -- Return the subpage only if it is a valid language code.
+
         -- Check if a translation of the pagename exists in that language; if so, put it in langcode
−
         if (mw.language.isKnownLanguageTag(subpage))
+
         local translation = mw.title.new(pagename .. '/' .. subpage, namespace) -- Costly
 +
        if (translation.id ~= 0)
 
         then
 
         then
−
             return subpage
+
             langcode = subpage
 +
        end
 +
    end
 +
   
 +
    -- Copy args pseudo-table to a proper table so we can feed it to expandTemplate.
 +
    -- Then render the pagename.
 +
    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
 
     end
 
     end
−
     -- Otherwise there's currently no known language subpage
+
     return frame:expandTemplate{title = namespace .. ':' .. pagename .. '/' .. langcode, args = arguments}
−
    return default
 
 
end
 
end
  
Line 50: Line 115:
 
     This is aimed at replacing the current implementation of Template:TNT.
 
     This is aimed at replacing the current implementation of Template:TNT.
 
     ]]
 
     ]]
 +
function this.renderTranslatedTemplateDebug(frame)
 +
local args = frame.args
 +
    local pagename = args['template']
 +
   
 +
    --[[Check whether the pagename is actually in the Template namespace, or
 +
        if we're transcluding a main-namespace page.
 +
        (added for backward compatibility of Template:TNT)
 +
        ]]
 +
    local title
 +
    local namespace = args['namespace'] or ''
 +
    if (namespace ~= '') -- Checks for namespace parameter for custom ns.
 +
    then
 +
        title = mw.title.new(pagename, namespace) -- Costly
 +
    else -- Supposes that set page is in ns10.
 +
        title = mw.title.new(pagename, 'Template') -- Costly
 +
        if (title.id == 0)
 +
        then -- not found in the Template namespace, assume the main namespace (for backward compatibility)
 +
        namespace = ''
 +
    title = mw.title.new(pagename, namespace) -- Costly
 +
        end
 +
    end
 +
   
 +
    -- Get the last subpage and check if it matches a known language code.
 +
    local langcode = 'en' -- Default language subpage to render.
 +
    local subpage = this.getLanguageSubpage()
 +
    if (subpage ~= '')
 +
    then
 +
        -- Check if a translation of the pagename exists in that language; if so, put it in langcode
 +
        local title = mw.title.new(title.prefixedText .. '/' .. subpage) -- Costly
 +
        if (title.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 pagename.
 +
    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 = title, args = arguments}
 +
    -- return frame:expandTemplate{title = namespace .. ':' .. pagename .. '/' .. langcode, args = arguments}
 +
end
 +
 
function this.renderTranslatedTemplate(frame)
 
function this.renderTranslatedTemplate(frame)
 
     local template = frame.args['template']
 
     local template = frame.args['template']

Revision as of 13:38, 28 December 2013

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 args = frame.args 

   local pagename = args['template']
   
   --[[Check whether the pagename 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 (args['namespace'] ~= ) -- Checks for namespace parameter for custom ns.
   then
   	namespace = args['namespace']
   else -- Supposes that set page is in ns10.
       local templateFullTitle = mw.title.new(pagename, namespace) -- Costly
       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 subpage to render.
   local subpage = this.getLanguageSubpage()
   if (subpage ~= )
   then
       -- Check if a translation of the pagename exists in that language; if so, put it in langcode
       local translation = mw.title.new(pagename .. '/' .. subpage, namespace) -- Costly
       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 pagename.
   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 .. ':' .. pagename .. '/' .. langcode, args = arguments}

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.renderTranslatedTemplateDebug(frame) local args = frame.args 

   local pagename = args['template']
   
   --[[Check whether the pagename is actually in the Template namespace, or
       if we're transcluding a main-namespace page.
       (added for backward compatibility of Template:TNT)
       ]]
   local title
   local namespace = args['namespace'] or 
   if (namespace ~= ) -- Checks for namespace parameter for custom ns.
   then
       title = mw.title.new(pagename, namespace) -- Costly
   else -- Supposes that set page is in ns10.
       title = mw.title.new(pagename, 'Template') -- Costly
       if (title.id == 0)
       then -- not found in the Template namespace, assume the main namespace (for backward compatibility)
       	namespace =

title = mw.title.new(pagename, namespace) -- Costly 

       end
   end
   
   -- Get the last subpage and check if it matches a known language code.
   local langcode = 'en' -- Default language subpage to render.
   local subpage = this.getLanguageSubpage()
   if (subpage ~= )
   then
       -- Check if a translation of the pagename exists in that language; if so, put it in langcode
       local title = mw.title.new(title.prefixedText .. '/' .. subpage) -- Costly
       if (title.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 pagename.
   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 = title, args = arguments}
   -- return frame:expandTemplate{title = namespace .. ':' .. pagename .. '/' .. langcode, args = arguments}

end

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

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