From 78739d9638b857bf5c8ce249036818a92eceae46 Mon Sep 17 00:00:00 2001
From: matthew <devnull@localhost>
Date: Sun, 24 Aug 2008 01:51:02 +0000
Subject: Switched to new connection framework, courtesy of the luadch project
 Now supports SSL on 5223 Beginning support for presence (aka. the proper
 routing of stanzas)

---
 core/stanza_dispatch.lua | 71 ++++++++++++++++++++++++++++++++++--------------
 1 file changed, 51 insertions(+), 20 deletions(-)

(limited to 'core/stanza_dispatch.lua')

diff --git a/core/stanza_dispatch.lua b/core/stanza_dispatch.lua
index b7428ecd..e392b5ba 100644
--- a/core/stanza_dispatch.lua
+++ b/core/stanza_dispatch.lua
@@ -12,14 +12,17 @@ function init_stanza_dispatcher(session)
 	local session_log = session.log;
 	local log = function (type, msg) session_log(type, "stanza_dispatcher", msg); end
 	local send = session.send;
-
-
+	local send_to;
+	do
+		local _send_to = session.send_to;
+		send_to = function (...) _send_to(session, ...); end
+	end
 
 	iq_handlers["jabber:iq:auth"] = 
 		function (stanza)
-			local username = stanza[1]:child_with_name("username");
-			local password = stanza[1]:child_with_name("password");
-			local resource = stanza[1]:child_with_name("resource");
+			local username = stanza.tags[1]:child_with_name("username");
+			local password = stanza.tags[1]:child_with_name("password");
+			local resource = stanza.tags[1]:child_with_name("resource");
 			if not (username and password and resource) then
 				local reply = st.reply(stanza);
 				send(reply:query("jabber:iq:auth")
@@ -78,24 +81,52 @@ function init_stanza_dispatcher(session)
 
 	return	function (stanza)
 			log("info", "--> "..tostring(stanza));
-			if stanza.name == "iq" then
-				if not stanza[1] then log("warn", "<iq> without child is invalid"); return; end
-				if not stanza.attr.id then log("warn", "<iq> without id attribute is invalid"); end
-				local xmlns = stanza[1].attr.xmlns;
-				if not xmlns then log("warn", "Child of <iq> has no xmlns - invalid"); return; end
-				if (((not stanza.attr.to) or stanza.attr.to == session.host or stanza.attr.to:match("@[^/]+$")) and (stanza.attr.type == "get" or stanza.attr.type == "set")) then -- Stanza sent to us
-					if iq_handlers[xmlns] then
-						if iq_handlers[xmlns](stanza) then return; end;
+			if (not stanza.attr.to) or (hosts[stanza.attr.to] and hosts[stanza.attr.to].type == "local") then
+				if stanza.name == "iq" then
+					if not stanza.tags[1] then log("warn", "<iq> without child is invalid"); return; end
+					if not stanza.attr.id then log("warn", "<iq> without id attribute is invalid"); end
+					local xmlns = (stanza.tags[1].attr and stanza.tags[1].attr.xmlns) or nil;
+					if not xmlns then log("warn", "Child of <iq> has no xmlns - invalid"); return; end
+					if (((not stanza.attr.to) or stanza.attr.to == session.host or stanza.attr.to:match("@[^/]+$")) and (stanza.attr.type == "get" or stanza.attr.type == "set")) then -- Stanza sent to us
+						if iq_handlers[xmlns] then
+							if iq_handlers[xmlns](stanza) then return; end;
+						end
+						log("warn", "Unhandled namespace: "..xmlns);
+						send(format("<iq type='error' id='%s'><error type='cancel'><service-unavailable/></error></iq>", stanza.attr.id));
+						return;
+					end
+				elseif stanza.name == "presence" then
+					if session.roster then
+						-- Broadcast presence and probes
+						local broadcast = st.presence({ from = session.username.."@"..session.host.."/"..session.resource });
+						local probe = st.presence { from = broadcast.attr.from, type = "probe" };
+
+						for child in stanza:children() do
+							broadcast:tag(child.name, child.attr);
+						end
+						for contact in pairs(session.roster) do
+							broadcast.attr.to = contact;
+							send_to(contact, broadcast);
+							--local host = jid.host(contact);
+							--if hosts[host] and hosts[host].type == "local" then
+								--local node, host = jid.split(contact);
+								--if host[host].sessions[node]
+								--local pres = st.presence { from = con
+							--else
+							--	probe.attr.to = contact;
+							--	send_to(contact, probe);
+							--end
+						end
+						
+						-- Probe for our contacts' presence
 					end
-					log("warn", "Unhandled namespace: "..xmlns);
-					send(format("<iq type='error' id='%s'><error type='cancel'><service-unavailable/></error></iq>", stanza.attr.id));
 				end
-			
-			end
-							-- Need to route stanza
-			if stanza.attr.to and ((not hosts[stanza.attr.to]) or hosts[stanza.attr.to].type ~= "local") then
+			else
+			--end				
+			--if stanza.attr.to and ((not hosts[stanza.attr.to]) or hosts[stanza.attr.to].type ~= "local") then
+				-- Need to route stanza
 				stanza.attr.from = session.username.."@"..session.host;
-				session.send_to(stanza.attr.to, stanza);
+				session:send_to(stanza.attr.to, stanza);
 			end
 		end
 
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