-- 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 st = require "util.stanza"

module:add_feature("jabber:iq:private");

module:hook("iq/self/jabber:iq:private:query", function(event)

	local origin, stanza = event.origin, event.stanza;

	local type = stanza.attr.type;

	local query = stanza.tags[1];

	if #query.tags == 1 then

		local tag = query.tags[1];

		local key = tag.name..":"..tag.attr.xmlns;

		if err then

			origin.send(st.error_reply(stanza, "wait", "internal-server-error"));

			return true;

		end

		if stanza.attr.type == "get" then

			if data and data[key] then

				origin.send(st.reply(stanza):tag("query", {xmlns = "jabber:iq:private"}):add_child(st.deserialize(data[key])));

			else

				origin.send(st.reply(stanza):add_child(stanza.tags[1]));

			end

		else -- set

			if not data then data = {}; end;

			if #tag == 0 then

				data[key] = nil;

			else

				data[key] = st.preserialize(tag);

			end

			-- TODO delete datastore if empty

				origin.send(st.reply(stanza));

			else

				origin.send(st.error_reply(stanza, "wait", "internal-server-error"));

			end

		end

	else

		origin.send(st.error_reply(stanza, "modify", "bad-format"));

	end

	return true;

end);