Difference between revisions of "Module:Template translation"
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m
catch undocumented exveption thrown by mw.title.new
en>Verdy p m |
en>Verdy p m (catch undocumented exveption thrown by mw.title.new) |
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| Line 83: | Line 83: | ||
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 | |||
function this.titleNew(pagename, namespace) | |||
local message, title | |||
local valid, title = xpcall(function() | |||
return mw.title.new(pagename, namespace) -- costly | |||
end, function(msg) -- catch undocumented exception (!?) | |||
-- thrown when namespace does not exist | |||
message = msg | |||
end) | |||
if valid and title ~= nil and title.id ~= 0 | |||
then | |||
return title | |||
end | |||
return { | |||
message = message, | |||
id = 0, | |||
namespace = '', | |||
prefixedText = pagename, | |||
} | |||
end | end | ||
| Line 103: | Line 123: | ||
if (namespace ~= '') -- Checks for namespace parameter for custom ns. | if (namespace ~= '') -- Checks for namespace parameter for custom ns. | ||
then | then | ||
title = | title = this.titleNew(pagename, namespace) -- Costly | ||
else -- Supposes that set page is in ns10. | else -- Supposes that set page is in ns10. | ||
namespace = 'Template' | namespace = 'Template' | ||
title = | title = this.titleNew(pagename, namespace) -- Costly | ||
if | if title.id == 0 | ||
then -- not found in the Template namespace, assume the main namespace (for backward compatibility) | then -- not found in the Template namespace, assume the main namespace (for backward compatibility) | ||
namespace = '' | namespace = '' | ||
title = | title = this.titleNew(pagename, namespace) -- Costly | ||
end | end | ||
end | end | ||
| Line 123: | Line 143: | ||
then | then | ||
-- Check if a translation of the pagename exists in English | -- Check if a translation of the pagename exists in English | ||
local newtitle = | local newtitle = this.titleNew(pagename .. '/' .. 'en', namespace) -- Costly | ||
-- Use the translation when it exists | -- Use the translation when it exists | ||
if | if newtitle.id ~= 0 | ||
then | then | ||
title = newtitle | title = newtitle | ||
| Line 131: | Line 151: | ||
else | else | ||
-- Check if a translation of the pagename exists in that language | -- Check if a translation of the pagename exists in that language | ||
local newtitle = | local newtitle = this.titleNew(pagename .. '/' .. subpage, namespace) -- Costly | ||
if | if newtitle.id == 0 | ||
then | then | ||
-- Check if a translation of the pagename exists in English | -- Check if a translation of the pagename exists in English | ||
newtitle = | newtitle = this.titleNew(pagename .. '/' .. 'en', namespace) -- Costly | ||
end | end | ||
-- Use the translation when it exists | -- Use the translation when it exists | ||
if | if newtitle.id ~= 0 | ||
then | then | ||
title = newtitle | title = newtitle | ||
| Line 145: | Line 165: | ||
-- At this point the title should exist, otherwise render a red link to the missing page (resolved in its assumed namespace) | -- At this point the title should exist, otherwise render a red link to the missing page (resolved in its assumed namespace) | ||
if | if title.id == 0 | ||
then | then | ||
return '[[' .. title.prefixedText .. ']]' | return '[[' .. title.prefixedText .. ']]' | ||