Difference between revisions of "Module:Unsubst"
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(Created page with "local p = {} local specialParams = { ['$N'] = 'template name', ['$B'] = 'template content', } p[''] = function ( frame ) if not frame:getParent() then error( '{{#invo...") |
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| Line 1: | Line 1: | ||
local p = {} | local p = {} | ||
| − | + | ||
local specialParams = { | local specialParams = { | ||
| − | ['$N'] = 'template name', | + | ['$N'] = 'template name', -- Deprecated, but keeping until it is removed from transcluding templates |
['$B'] = 'template content', | ['$B'] = 'template content', | ||
} | } | ||
| − | + | ||
p[''] = function ( frame ) | p[''] = function ( frame ) | ||
if not frame:getParent() then | if not frame:getParent() then | ||
| − | error( '{{#invoke:Unsubst| | + | error( '{{#invoke:Unsubst|}} makes no sense without a parent frame' ) |
end | end | ||
| − | + | if not frame.args['$B'] then | |
| − | + | error( '{{#invoke:Unsubst|}} requires parameter $B (template content)' ) | |
| − | |||
| − | |||
end | end | ||
| − | + | ||
if mw.isSubsting() then | if mw.isSubsting() then | ||
---- substing | ---- substing | ||
| Line 31: | Line 29: | ||
args[k] = v | args[k] = v | ||
end | end | ||
| − | + | ||
| − | -- | + | -- Build an equivalent template invocation |
| − | -- First numbered args, then named | + | -- First, find the title to use |
| − | local ret = '{{' .. | + | local titleobj = mw.title.new(frame:getParent():getTitle()) |
| + | local title | ||
| + | if titleobj.namespace == 10 then -- NS_TEMPLATE | ||
| + | title = titleobj.text | ||
| + | elseif titleobj.namespace == 0 then -- NS_MAIN | ||
| + | title = ':' .. titleobj.text | ||
| + | else | ||
| + | title = titleobj.prefixedText | ||
| + | end | ||
| + | |||
| + | -- Build the invocation body with numbered args first, then named | ||
| + | local ret = '{{' .. title | ||
for k, v in ipairs( args ) do | for k, v in ipairs( args ) do | ||
if string.find( v, '=', 1, true ) then | if string.find( v, '=', 1, true ) then | ||
| Line 46: | Line 55: | ||
ret = ret .. '|' .. k .. '=' .. v | ret = ret .. '|' .. k .. '=' .. v | ||
end | end | ||
| − | + | ||
return ret .. '}}' | return ret .. '}}' | ||
else | else | ||
| Line 54: | Line 63: | ||
end | end | ||
end | end | ||
| − | + | ||
return p | return p | ||
Revision as of 13:37, 4 April 2014
Documentation for this module may be created at Module:Unsubst/doc
local p = {}
local specialParams = {
['$N'] = 'template name', -- Deprecated, but keeping until it is removed from transcluding templates
['$B'] = 'template content',
}
p[''] = function ( frame )
if not frame:getParent() then
error( '{{#invoke:Unsubst|}} makes no sense without a parent frame' )
end
if not frame.args['$B'] then
error( '{{#invoke:Unsubst|}} requires parameter $B (template content)' )
end
if mw.isSubsting() then
---- substing
-- Combine passed args with passed defaults
local args = {}
for k, v in pairs( frame.args ) do
if not specialParams[k] then
if v == '__DATE__' then
v = mw.getContentLanguage():formatDate( 'F Y' )
end
args[k] = v
end
end
for k, v in pairs( frame:getParent().args ) do
args[k] = v
end
-- Build an equivalent template invocation
-- First, find the title to use
local titleobj = mw.title.new(frame:getParent():getTitle())
local title
if titleobj.namespace == 10 then -- NS_TEMPLATE
title = titleobj.text
elseif titleobj.namespace == 0 then -- NS_MAIN
title = ':' .. titleobj.text
else
title = titleobj.prefixedText
end
-- Build the invocation body with numbered args first, then named
local ret = '{{' .. title
for k, v in ipairs( args ) do
if string.find( v, '=', 1, true ) then
-- likely something like 1=foo=bar, we need to do it as a named arg
break
end
ret = ret .. '|' .. v
args[k] = nil
end
for k, v in pairs( args ) do
ret = ret .. '|' .. k .. '=' .. v
end
return ret .. '}}'
else
---- Not substing
-- Just return the "body"
return frame.args['$B']
end
end
return p
