Module:If in page/sandbox: Difference between revisions

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This module implements {{If in page}}, please see its documentation for more information.

Usage

{{#invoke:If in page|main}}

See also

• Module:String2 § findpagetext

The above documentation is transcluded from Module:If in page/doc. (edit | history)
Editors can experiment in this module's sandbox (edit | diff) and testcases (create) pages.
Add categories to the /doc subpage. Subpages of this module.

local p = {}
local getArgs = require('Module:Arguments').getArgs

--args: 1 - ustring pattern, 2 - value if present, 3 - value if absent, 
--      page - page to test if not this page

function p._main(args)
	if not args["page"] then
		args.page = mw.title.getCurrentTitle().fullText
	end
	local content = mw.title.new(args.page):getContent()
	if not content then
		--page does not exist
		return args["3"] or ""
	end
	if mw.ustring.match(content, args["1"] or "") then
		return args["2"] or ""
	else
		return args["3"] or ""
	end
end

function p.main(frame)
	local args = getArgs(frame)
	return p._main(args)
end

return p