Moved incoming c2s presence handling from stanza_router to presencemanager

1 files changed, 91 insertions, 1 deletions

diff --git a/core/presencemanager.lua b/core/presencemanager.lua
index c6619fea..bf62d78d 100644
--- a/core/presencemanager.lua
+++ b/core/presencemanager.lua
@@ -2,7 +2,10 @@
 local log = require "util.logger".init("presencemanager")

 

 local require = require;

-local pairs = pairs;

+local pairs, ipairs = pairs, ipairs;

+local t_concat = table.concat;

+local s_find = string.find;

+local tonumber = tonumber;

 

 local st = require "util.stanza";

 local jid_split = require "util.jid".split;

@@ -10,9 +13,96 @@ local hosts = hosts;
 

 local rostermanager = require "core.rostermanager";

 local sessionmanager = require "core.sessionmanager";

+local offlinemanager = require "core.offlinemanager";

 

 module "presencemanager"

 

+function handle_presence(origin, stanza, from_bare, to_bare, core_route_stanza, inbound)

+	local type = stanza.attr.type;

+	if type and type ~= "unavailable" then

+		if inbound then

+			handle_inbound_presence_subscriptions_and_probes(origin, stanza, from_bare, to_bare, core_route_stanza);

+		else

+			handle_outbound_presence_subscriptions_and_probes(origin, stanza, from_bare, to_bare, core_route_stanza);

+		end

+	elseif not inbound and not stanza.attr.to then

+		handle_normal_presence(origin, stanza, core_route_stanza);

+	else

+		core_route_stanza(origin, stanza);

+	end

+end

+

+function handle_normal_presence(origin, stanza, core_route_stanza)

+	if origin.roster then

+		for jid in pairs(origin.roster) do -- broadcast to all interested contacts

+			local subscription = origin.roster[jid].subscription;

+			if subscription == "both" or subscription == "from" then

+				stanza.attr.to = jid;

+				core_route_stanza(origin, stanza);

+			end

+		end

+		local node, host = jid_split(stanza.attr.from);

+		for _, res in pairs(hosts[host].sessions[node].sessions) do -- broadcast to all resources

+			if res ~= origin and res.full_jid then -- to resource. FIXME is res.full_jid the correct check? Maybe it should be res.presence

+				stanza.attr.to = res.full_jid;

+				core_route_stanza(origin, stanza);

+			end

+		end

+		if stanza.attr.type == nil and not origin.presence then -- initial presence

+			local probe = st.presence({from = origin.full_jid, type = "probe"});

+			for jid in pairs(origin.roster) do -- probe all contacts we are subscribed to

+				local subscription = origin.roster[jid].subscription;

+				if subscription == "both" or subscription == "to" then

+					probe.attr.to = jid;

+					core_route_stanza(origin, probe);

+				end

+			end

+			for _, res in pairs(hosts[host].sessions[node].sessions) do -- broadcast from all available resources

+				if res ~= origin and res.presence then

+					res.presence.attr.to = origin.full_jid;

+					core_route_stanza(res, res.presence);

+					res.presence.attr.to = nil;

+				end

+			end

+			if origin.roster.pending then -- resend incoming subscription requests

+				for jid in pairs(origin.roster.pending) do

+					origin.send(st.presence({type="subscribe", from=jid})); -- TODO add to attribute? Use original?

+				end

+			end

+			local request = st.presence({type="subscribe", from=origin.username.."@"..origin.host});

+			for jid, item in pairs(origin.roster) do -- resend outgoing subscription requests

+				if item.ask then

+					request.attr.to = jid;

+					core_route_stanza(origin, request);

+				end

+			end

+			for _, msg in ipairs(offlinemanager.load(node, host) or {}) do

+				origin.send(msg); -- FIXME do we need to modify to/from in any way?

+			end

+			offlinemanager.deleteAll(node, host);

+		end

+		origin.priority = 0;

+		if stanza.attr.type == "unavailable" then

+			origin.presence = nil;

+		else

+			origin.presence = stanza;

+			local priority = stanza:child_with_name("priority");

+			if priority and #priority > 0 then

+				priority = t_concat(priority);

+				if s_find(priority, "^[+-]?[0-9]+$") then

+					priority = tonumber(priority);

+					if priority < -128 then priority = -128 end

+					if priority > 127 then priority = 127 end

+					origin.priority = priority;

+				end

+			end

+		end

+		stanza.attr.to = nil; -- reset it

+	else

+		log("error", "presence recieved from client with no roster");

+	end

+end

+

 function send_presence_of_available_resources(user, host, jid, recipient_session, core_route_stanza)

 	local h = hosts[host];

 	local count = 0;