Modulo:Sandbox/Tino/nf

local p = {}

function p.parse(frame)
	local str = frame.args.str
	local str2 = frame.args.str2
	
	if (str2 ~= nil and str2 ~= '' ) -- two parameters, classical behaviour
	then
		return frame:expandTemplate{ title = 'Non firmato', args = { str2, str } }
	end

	-- one parameter, parse the input
	local i, j
	local len = mw.ustring.len(str) -- string length
	local pattern = "%s*%d+:%d+, %d+ %a+ %d+\226\128\142%s*" -- pattern for date in wiki format
	i, j = mw.ustring.find(str, pattern)
	local date = mw.ustring.sub(str, i, j) -- the date
	local name = mw.ustring.sub(str, j + 1, len) -- the rest of the string
	
	return j
end

return p