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| local checkType = require('libraryUtil').checkType
| | #REDIRECT [[Template:Template link general]] |
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| local p = {}
| | {{Redirect category shell| |
| | | {{R from move}} |
| local BODY_PARAM = '$B'
| | }} |
| | |
| local specialParams = {
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| ['$params'] = 'parameter list',
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| ['$aliases'] = 'parameter aliases',
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| ['$flags'] = 'flags',
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| ['$B'] = 'template content',
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| ['$template-name'] = 'template invocation name override',
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| } | |
| | |
| function p.main(frame, body)
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| -- If we are substing, this function returns a template invocation, and if
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| -- not, it returns the template body. The template body can be specified in
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| -- the body parameter, or in the template parameter defined in the
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| -- BODY_PARAM variable. This function can be called from Lua or from
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| -- #invoke.
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| | |
| -- Return the template body if we aren't substing.
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| if not mw.isSubsting() then
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| if body ~= nil then
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| return body
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| elseif frame.args[BODY_PARAM] ~= nil then
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| return frame.args[BODY_PARAM]
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| else
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| error(string.format(
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| "no template content specified (use parameter '%s' from #invoke)",
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| BODY_PARAM
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| ), 2)
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| end
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| end
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| | |
| -- Sanity check for the frame object.
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| if type(frame) ~= 'table'
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| or type(frame.getParent) ~= 'function'
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| or not frame:getParent()
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| then
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| error(
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| "argument #1 to 'main' must be a frame object with a parent " ..
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| "frame available",
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| 2
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| )
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| end
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| | |
| -- Find the invocation name.
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| local mTemplateInvocation = require('Module:Template invocation')
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| local name
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| | |
| if frame.args['$template-name'] and '' ~= frame.args['$template-name'] then
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| name = frame.args['$template-name'] -- override whatever the template name is with this name
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| else
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| name = mTemplateInvocation.name(frame:getParent():getTitle())
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| end
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| | |
| -- Combine passed args with passed defaults
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| local args = {}
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| if string.find( ','..(frame.args['$flags'] or '')..',', ',%s*override%s*,' ) then
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| for k, v in pairs( frame:getParent().args ) do
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| args[k] = v
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| end
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| for k, v in pairs( frame.args ) do
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| if not specialParams[k] then
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| if v == '__DATE__' then
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| v = mw.getContentLanguage():formatDate( 'F Y' )
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| end
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| args[k] = v
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| end
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| end
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| else
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| for k, v in pairs( frame.args ) do
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| if not specialParams[k] then
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| if v == '__DATE__' then
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| v = mw.getContentLanguage():formatDate( 'F Y' )
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| end
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| args[k] = v
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| end
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| end
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| for k, v in pairs( frame:getParent().args ) do
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| args[k] = v
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| end
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| end
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| | |
| -- Trim parameters, if not specified otherwise
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| if not string.find( ','..(frame.args['$flags'] or '')..',', ',%s*keep%-whitespace%s*,' ) then
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| for k, v in pairs( args ) do args[k] = mw.ustring.match(v, '^%s*(.*)%s*$') or '' end
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| end
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| | |
| -- Pull information from parameter aliases
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| local aliases = {}
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| if frame.args['$aliases'] then
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| local list = mw.text.split( frame.args['$aliases'], '%s*,%s*' )
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| for k, v in ipairs( list ) do
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| local tmp = mw.text.split( v, '%s*>%s*' )
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| aliases[tonumber(mw.ustring.match(tmp[1], '^[1-9][0-9]*$')) or tmp[1]] = ((tonumber(mw.ustring.match(tmp[2], '^[1-9][0-9]*$'))) or tmp[2])
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| end
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| end
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| for k, v in pairs( aliases ) do
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| if args[k] and ( not args[v] or args[v] == '' ) then
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| args[v] = args[k]
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| end
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| args[k] = nil
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| end
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| | |
| -- Remove empty parameters, if specified
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| if string.find( ','..(frame.args['$flags'] or '')..',', ',%s*remove%-empty%s*,' ) then
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| local tmp = 0
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| for k, v in ipairs( args ) do
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| if v ~= '' or ( args[k+1] and args[k+1] ~= '' ) or ( args[k+2] and args[k+2] ~= '' ) then
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| tmp = k
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| else
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| break
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| end
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| end
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| for k, v in pairs( args ) do
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| if v == '' then
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| if not (type(k) == 'number' and k < tmp) then args[k] = nil end
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| end
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| end
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| end
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| | |
| -- Order parameters
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| if frame.args['$params'] then
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| local params, tmp = mw.text.split( frame.args['$params'], '%s*,%s*' ), {}
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| for k, v in ipairs(params) do
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| v = tonumber(mw.ustring.match(v, '^[1-9][0-9]*$')) or v
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| if args[v] then tmp[v], args[v] = args[v], nil end
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| end
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| for k, v in pairs(args) do tmp[k], args[k] = args[k], nil end
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| args = tmp
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| end
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| return mTemplateInvocation.invocation(name, args)
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| end
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| | |
| p[''] = p.main -- For backwards compatibility
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| return p
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