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plugins/mod_message.lua @ 1286:a9b1675ad16e
mod_presence: Check for nil 'to' attribute in all cases for outgoing stanzas
author | Waqas Hussain <waqas20@gmail.com> |
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date | Tue, 02 Jun 2009 20:10:25 +0500 |
parent | 1275:850cf92b8ad4 |
child | 1289:d0c38cac1687 |
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local full_sessions = full_sessions; local bare_sessions = bare_sessions; local jid_bare = require "util.jid".bare; local user_exists = require "core.usermanager".user_exists; local offlinemanager = require "core.offlinemanager"; local function select_top_resources(user) local priority = 0; local recipients = {}; for _, session in pairs(user.sessions) do -- find resource with greatest priority if session.presence then -- TODO check active privacy list for session local p = session.priority; if p > priority then priority = p; recipients = {session}; elseif p == priority then t_insert(recipients, session); end end end return recipients; end local function process_to_bare(bare, origin, stanza) local user = bare_sessions[bare]; local t = stanza.attr.type; if t == "error" then -- discard elseif t == "groupchat" then origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); elseif t == "headline" then if user then for _, session in pairs(user.sessions) do if session.presence and session.priority >= 0 then session.send(stanza); end end end -- current policy is to discard headlines if no recipient is available else -- chat or normal message if user then -- some resources are connected local recipients = select_top_resources(user); if #recipients > 0 then for i=1,#recipients do recipients[i].send(stanza); end return true; end end -- no resources are online local node, host = jid_split(bare); if user_exists(node, host) then -- TODO apply the default privacy list offlinemanager.store(node, host, stanza); else origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); end end return true; end module:hook("message/full", function(data) -- message to full JID recieved local origin, stanza = data.origin, data.stanza; local session = full_sessions[stanza.attr.to]; if session then -- TODO fire post processing event session.send(stanza); return true; else -- resource not online return process_to_bare(jid_bare(stanza.attr.to), origin, stanza); end end); module:hook("message/bare", function(data) -- message to bare JID recieved local origin, stanza = data.origin, data.stanza; return process_to_bare(stanza.attr.to or (origin.username..'@'..origin.host), origin, stanza); end);