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Module:Controllu paràmetros disconnotos

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Documentation for this module may be created at Module:Controllu paràmetros disconnotos/doc

--[[
* Mòdulu pro averguare si unu template est impreadu cun paràmetros disconnotos.
* Bolet impreadu in su template, dislindende sa lista de sos nùmenes de sos paràmetros chi si bolent e 
* su testu de ammustrare in casu de errore, che a unu messàgiu o una categoria de servìtziu.
*
* Su mòdulu est istadu importadu dae:
* http://en.wikipedia.org/w/index.php?title=Module:Check_for_unknown_parameters&oldid=669492475
]]--

local p = {}

local function isnotempty(s)
	return s and s:match( '^%s*(.-)%s*$' ) ~= ''
end

function p.check (frame)
	local args = frame.args
	local pargs = frame:getParent().args
	local ignoreblank = isnotempty(frame.args['ignorabòidos'])
	local checkpos = isnotempty(frame.args['controllupositzionales'])
	local knownargs = {}
	local unknown = 'Agatadu _VALUE_, '

	local res = {}
	local regexps = {}
	local comments = {}
	local commentstr = ''

	-- est abilitadu in totu sos namespaces chi non sunt de cuntierra o de sos impitadores,
	-- o si nono petzi in cussu definidu in su paràmetru "ns"
	local ns = mw.title.getCurrentTitle().namespace
	if args.ns then
		if ns ~= tonumber(args.ns) then
			return ''
		end
	elseif ns == 2 or (ns % 2 == 1) then
		return ''
	end

	-- crea sa lista de args connotos, sas espressiones regulares e s'istringa de torrare
	for k, v in pairs(args) do
		if type(k) == 'number' then
			v = mw.ustring.gsub(v, '^%s*(.-)%s*$', '%1')
			knownargs[v] = 1
		else
			if (k == 'disconnotu' and type(v) == 'string') then
				unknown = v
			elseif (mw.ustring.match(k, '^regexp[%d]*$') and type(v) == 'string') then
				table.insert(regexps, '^' .. v .. '$')
			end
		end
	end

	-- loop over the parent args, and make sure they are on the list
	for k,v in pairs(pargs) do
		if (type(k) == 'string' and knownargs[k] == nil) then
			local knownflag = nil
			for r = 1,#regexps do
				if ( mw.ustring.match(k,regexps[r]) ) then
					knownflag = 1
				end
			end
			if ( (not knownflag) and ( (not ignoreblank) or (ignoreblank and isnotempty(v)) ) ) then
				k = mw.ustring.gsub(k, '[^%w\-_ ]', '?')
				local r = mw.ustring.gsub(unknown, '_VALUE_', k)
				table.insert(res, r)
				table.insert(comments, '"' .. k .. '"')
			end
		elseif (checkpos and type(k) == 'number' and knownargs[tostring(k)] == nil) then
			if ( (not ignoreblank) or (ignoreblank and isnotempty(v)) ) then
				local r = mw.ustring.gsub(unknown, '_VALUE_', k)
				table.insert(res, r)
				table.insert(comments, '"' .. k .. '"')
			end
		end
	end

	if (#comments > 0) then
		commentstr = '<!-- Module:Controllu paràmetros disconnotos: ' ..
			table.concat(comments, ', ') .. '-->'
	end
	
	return table.concat(res) .. commentstr
end

return p