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util/discohelper.lua @ 756:2ca5fa47f317
mod_muc: Convert to unix line endings
author | Matthew Wild <mwild1@gmail.com> |
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date | Thu, 29 Jan 2009 20:46:34 +0000 |
parent | 615:4ae3e81513f3 |
child | 758:b1885732e979 |
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-- Prosody IM v0.2 -- Copyright (C) 2008 Matthew Wild -- Copyright (C) 2008 Waqas Hussain -- -- This program is free software; you can redistribute it and/or -- modify it under the terms of the GNU General Public License -- as published by the Free Software Foundation; either version 2 -- of the License, or (at your option) any later version. -- -- This program is distributed in the hope that it will be useful, -- but WITHOUT ANY WARRANTY; without even the implied warranty of -- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -- GNU General Public License for more details. -- -- You should have received a copy of the GNU General Public License -- along with this program; if not, write to the Free Software -- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. -- local t_insert = table.insert; local jid_split = require "util.jid".split; local ipairs = ipairs; local st = require "util.stanza"; module "discohelper"; local function addDiscoItemsHandler(self, jid, func) if self.item_handlers[jid] then t_insert(self.item_handlers[jid], func); else self.item_handlers[jid] = {func}; end end local function addDiscoInfoHandler(self, jid, func) if self.info_handlers[jid] then t_insert(self.info_handlers[jid], func); else self.info_handlers[jid] = {func}; end end local function handle(self, stanza) if stanza.name == "iq" and stanza.tags[1].name == "query" then local query = stanza.tags[1]; local to = stanza.attr.to; local from = stanza.attr.from local node = query.attr.node or ""; local to_node, to_host = jid_split(to); local reply = st.reply(stanza):query(query.attr.xmlns); local handlers; if query.attr.xmlns == "http://jabber.org/protocol/disco#info" then -- select handler set handlers = self.info_handlers; elseif query.attr.xmlns == "http://jabber.org/protocol/disco#items" then handlers = self.item_handlers; end local handler; local found; -- to keep track of any handlers found if to_node then -- handlers which get called always handler = handlers["*node"]; else handler = handlers["*host"]; end if handler then -- call always called handler for _, h in ipairs(handler) do if h(reply, to, from, node) then found = true; end end end handler = handlers[to]; -- get the handler if not handler then -- if not found then use default handler if to_node then handler = handlers["*defaultnode"]; else handler = handlers["*defaulthost"]; end end if handler then for _, h in ipairs(handler) do if h(reply, to, from, node) then found = true; end end end if found then return reply; end -- return the reply if there was one return st.error_reply(stanza, "cancel", "service-unavailable"); end end function new() return { item_handlers = {}; info_handlers = {}; addDiscoItemsHandler = addDiscoItemsHandler; addDiscoInfoHandler = addDiscoInfoHandler; handle = handle; }; end return _M;