File

core/actions.lua @ 4287:ee6a18f10a8d

xmlhandlers/xmppstream: Stop the parser when encountering restricted XML, completing the fix for the billion laughs attack
author Matthew Wild <mwild1@gmail.com>
date Thu, 02 Jun 2011 15:19:05 +0100
parent 2923:b7049746bd29
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-- Prosody IM
-- Copyright (C) 2008-2010 Matthew Wild
-- Copyright (C) 2008-2010 Waqas Hussain
-- 
-- This project is MIT/X11 licensed. Please see the
-- COPYING file in the source package for more information.
--


local actions = {};

function register(path, t)
	local curr = actions;
	for comp in path:gmatch("([^/]+)/") do
		if curr[comp] == nil then
			curr[comp] = {};
		end
		curr = curr[comp];
		if type(curr) ~= "table" then
			return nil, "path-taken";
		end
	end
	curr[path:match("/([^/]+)$")] = t;
	return true;
end

return { actions = actions, register= register };