aboutsummaryrefslogtreecommitdiffstats
path: root/plugins/mod_presence.lua
diff options
context:
space:
mode:
Diffstat (limited to 'plugins/mod_presence.lua')
-rw-r--r--plugins/mod_presence.lua674
1 files changed, 337 insertions, 337 deletions
diff --git a/plugins/mod_presence.lua b/plugins/mod_presence.lua
index 5618d589..f45df8fc 100644
--- a/plugins/mod_presence.lua
+++ b/plugins/mod_presence.lua
@@ -1,337 +1,337 @@
--- Prosody IM v0.4
--- Copyright (C) 2008-2009 Matthew Wild
--- Copyright (C) 2008-2009 Waqas Hussain
---
--- This project is MIT/X11 licensed. Please see the
--- COPYING file in the source package for more information.
---
-
-local log = module._log;
-
-local require = require;
-local pairs, ipairs = pairs, ipairs;
-local t_concat, t_insert = table.concat, table.insert;
-local s_find = string.find;
-local tonumber = tonumber;
-
-local st = require "util.stanza";
-local jid_split = require "util.jid".split;
-local jid_bare = require "util.jid".bare;
-local hosts = hosts;
-
-local rostermanager = require "core.rostermanager";
-local sessionmanager = require "core.sessionmanager";
-local offlinemanager = require "core.offlinemanager";
-
-local _core_route_stanza = core_route_stanza;
-local core_route_stanza;
-function core_route_stanza(origin, stanza)
- if stanza.attr.type ~= nil and stanza.attr.type ~= "unavailable" and stanza.attr.type ~= "error" then
- local node, host = jid_split(stanza.attr.to);
- host = hosts[host];
- if host and host.type == "local" then
- handle_inbound_presence_subscriptions_and_probes(origin, stanza, jid_bare(stanza.attr.from), jid_bare(stanza.attr.to), core_route_stanza);
- return;
- end
- end
- _core_route_stanza(origin, stanza);
-end
-
-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 recalc_resource_map(origin)
- local user = hosts[origin.host].sessions[origin.username];
- user.top_resources = select_top_resources(user);
- if #user.top_resources == 0 then user.top_resources = nil; end
-end
-
-function handle_normal_presence(origin, stanza, core_route_stanza)
- local roster = origin.roster;
- local node, host = origin.username, origin.host;
- for _, res in pairs(hosts[host].sessions[node].sessions) do -- broadcast to all resources
- if res ~= origin and res.presence then -- to resource
- stanza.attr.to = res.full_jid;
- core_route_stanza(origin, stanza);
- end
- end
- for jid, item in pairs(roster) do -- broadcast to all interested contacts
- if item.subscription == "both" or item.subscription == "from" then
- stanza.attr.to = 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, item in pairs(roster) do -- probe all contacts we are subscribed to
- if item.subscription == "both" or item.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 roster.pending then -- resend incoming subscription requests
- for jid in pairs(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(roster) do -- resend outgoing subscription requests
- if item.ask then
- request.attr.to = jid;
- core_route_stanza(origin, request);
- end
- end
- local offline = offlinemanager.load(node, host);
- if offline then
- for _, msg in ipairs(offline) do
- origin.send(msg); -- FIXME do we need to modify to/from in any way?
- end
- offlinemanager.deleteAll(node, host);
- end
- end
- if stanza.attr.type == "unavailable" then
- origin.presence = nil;
- if origin.priority then
- origin.priority = nil;
- recalc_resource_map(origin);
- end
- if origin.directed then
- for jid in pairs(origin.directed) do
- stanza.attr.to = jid;
- core_route_stanza(origin, stanza);
- end
- origin.directed = nil;
- end
- 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
- else priority = 0; end
- else priority = 0; end
- if origin.priority ~= priority then
- origin.priority = priority;
- recalc_resource_map(origin);
- end
- end
- stanza.attr.to = nil; -- reset it
-end
-
-function send_presence_of_available_resources(user, host, jid, recipient_session, core_route_stanza)
- local h = hosts[host];
- local count = 0;
- if h and h.type == "local" then
- local u = h.sessions[user];
- if u then
- for k, session in pairs(u.sessions) do
- local pres = session.presence;
- if pres then
- pres.attr.to = jid;
- core_route_stanza(session, pres);
- pres.attr.to = nil;
- count = count + 1;
- end
- end
- end
- end
- log("debug", "broadcasted presence of "..count.." resources from "..user.."@"..host.." to "..jid);
- return count;
-end
-
-function handle_outbound_presence_subscriptions_and_probes(origin, stanza, from_bare, to_bare, core_route_stanza)
- local node, host = jid_split(from_bare);
- local st_from, st_to = stanza.attr.from, stanza.attr.to;
- stanza.attr.from, stanza.attr.to = from_bare, to_bare;
- log("debug", "outbound presence "..stanza.attr.type.." from "..from_bare.." for "..to_bare);
- if stanza.attr.type == "subscribe" then
- -- 1. route stanza
- -- 2. roster push (subscription = none, ask = subscribe)
- if rostermanager.set_contact_pending_out(node, host, to_bare) then
- rostermanager.roster_push(node, host, to_bare);
- end -- else file error
- core_route_stanza(origin, stanza);
- elseif stanza.attr.type == "unsubscribe" then
- -- 1. route stanza
- -- 2. roster push (subscription = none or from)
- if rostermanager.unsubscribe(node, host, to_bare) then
- rostermanager.roster_push(node, host, to_bare); -- FIXME do roster push when roster has in fact not changed?
- end -- else file error
- core_route_stanza(origin, stanza);
- elseif stanza.attr.type == "subscribed" then
- -- 1. route stanza
- -- 2. roster_push ()
- -- 3. send_presence_of_available_resources
- if rostermanager.subscribed(node, host, to_bare) then
- rostermanager.roster_push(node, host, to_bare);
- end
- core_route_stanza(origin, stanza);
- send_presence_of_available_resources(node, host, to_bare, origin, core_route_stanza);
- elseif stanza.attr.type == "unsubscribed" then
- -- 1. route stanza
- -- 2. roster push (subscription = none or to)
- if rostermanager.unsubscribed(node, host, to_bare) then
- rostermanager.roster_push(node, host, to_bare);
- end
- core_route_stanza(origin, stanza);
- end
- stanza.attr.from, stanza.attr.to = st_from, st_to;
-end
-
-function handle_inbound_presence_subscriptions_and_probes(origin, stanza, from_bare, to_bare, core_route_stanza)
- local node, host = jid_split(to_bare);
- local st_from, st_to = stanza.attr.from, stanza.attr.to;
- stanza.attr.from, stanza.attr.to = from_bare, to_bare;
- log("debug", "inbound presence "..stanza.attr.type.." from "..from_bare.." for "..to_bare);
- if stanza.attr.type == "probe" then
- if rostermanager.is_contact_subscribed(node, host, from_bare) then
- if 0 == send_presence_of_available_resources(node, host, st_from, origin, core_route_stanza) then
- -- TODO send last recieved unavailable presence (or we MAY do nothing, which is fine too)
- end
- else
- core_route_stanza(origin, st.presence({from=to_bare, to=from_bare, type="unsubscribed"}));
- end
- elseif stanza.attr.type == "subscribe" then
- if rostermanager.is_contact_subscribed(node, host, from_bare) then
- core_route_stanza(origin, st.presence({from=to_bare, to=from_bare, type="subscribed"})); -- already subscribed
- -- Sending presence is not clearly stated in the RFC, but it seems appropriate
- if 0 == send_presence_of_available_resources(node, host, from_bare, origin, core_route_stanza) then
- -- TODO send last recieved unavailable presence (or we MAY do nothing, which is fine too)
- end
- else
- if not rostermanager.is_contact_pending_in(node, host, from_bare) then
- if rostermanager.set_contact_pending_in(node, host, from_bare) then
- sessionmanager.send_to_available_resources(node, host, stanza);
- end -- TODO else return error, unable to save
- end
- end
- elseif stanza.attr.type == "unsubscribe" then
- if rostermanager.process_inbound_unsubscribe(node, host, from_bare) then
- rostermanager.roster_push(node, host, from_bare);
- end
- elseif stanza.attr.type == "subscribed" then
- if rostermanager.process_inbound_subscription_approval(node, host, from_bare) then
- rostermanager.roster_push(node, host, from_bare);
- end
- elseif stanza.attr.type == "unsubscribed" then
- if rostermanager.process_inbound_subscription_cancellation(node, host, from_bare) then
- rostermanager.roster_push(node, host, from_bare);
- end
- end -- discard any other type
- stanza.attr.from, stanza.attr.to = st_from, st_to;
-end
-
-local outbound_presence_handler = function(data)
- -- outbound presence recieved
- local origin, stanza = data.origin, data.stanza;
-
- local to = stanza.attr.to;
- if to then
- local t = stanza.attr.type;
- if t ~= nil and t ~= "unavailable" and t ~= "error" then -- check for subscriptions and probes
- handle_outbound_presence_subscriptions_and_probes(origin, stanza, jid_bare(stanza.attr.from), jid_bare(stanza.attr.to), core_route_stanza);
- return true;
- end
-
- local to_bare = jid_bare(to);
- if not(origin.roster[to_bare] and (origin.roster[to_bare].subscription == "both" or origin.roster[to_bare].subscription == "from")) then -- directed presence
- origin.directed = origin.directed or {};
- if t then -- removing from directed presence list on sending an error or unavailable
- origin.directed[to] = nil; -- FIXME does it make more sense to add to_bare rather than to?
- else
- origin.directed[to] = true; -- FIXME does it make more sense to add to_bare rather than to?
- end
- end
- end -- TODO maybe handle normal presence here, instead of letting it pass to incoming handlers?
-end
-
-module:hook("pre-presence/full", outbound_presence_handler);
-module:hook("pre-presence/bare", outbound_presence_handler);
-module:hook("pre-presence/host", outbound_presence_handler);
-
-module:hook("presence/bare", function(data)
- -- inbound presence to bare JID recieved
- local origin, stanza = data.origin, data.stanza;
-
- local to = stanza.attr.to;
- local t = stanza.attr.type;
- if to then
- if t ~= nil and t ~= "unavailable" and t ~= "error" then -- check for subscriptions and probes sent to bare JID
- handle_inbound_presence_subscriptions_and_probes(origin, stanza, jid_bare(stanza.attr.from), jid_bare(stanza.attr.to), core_route_stanza);
- return true;
- end
-
- local user = bare_sessions[to];
- if user then
- for _, session in pairs(user.sessions) do
- if session.presence then -- only send to available resources
- session.send(stanza);
- end
- end
- end -- no resources not online, discard
- elseif not t or t == "unavailable" then
- handle_normal_presence(origin, stanza, core_route_stanza);
- end
- return true;
-end);
-module:hook("presence/full", function(data)
- -- inbound presence to full JID recieved
- local origin, stanza = data.origin, data.stanza;
-
- local t = stanza.attr.type;
- if t ~= nil and t ~= "unavailable" and t ~= "error" then -- check for subscriptions and probes sent to full JID
- handle_inbound_presence_subscriptions_and_probes(origin, stanza, jid_bare(stanza.attr.from), jid_bare(stanza.attr.to), core_route_stanza);
- return true;
- end
-
- local session = full_sessions[stanza.attr.to];
- if session then
- -- TODO fire post processing event
- session.send(stanza);
- end -- resource not online, discard
- return true;
-end);
-
-module:hook("resource-unbind", function(event)
- local session, err = event.session, event.error;
- -- Send unavailable presence
- if session.presence then
- local pres = st.presence{ type = "unavailable" };
- if not(err) or err == "closed" then err = "connection closed"; end
- pres:tag("status"):text("Disconnected: "..err):up();
- session:dispatch_stanza(pres);
- elseif session.directed then
- local pres = st.presence{ type = "unavailable" };
- if not(err) or err == "closed" then err = "connection closed"; end
- pres:tag("status"):text("Disconnected: "..err):up();
- for jid in pairs(session.directed) do
- pres.attr.to = jid;
- core_route_stanza(session, pres);
- end
- session.directed = nil;
- end
-end);
+-- Prosody IM v0.4
+-- Copyright (C) 2008-2009 Matthew Wild
+-- Copyright (C) 2008-2009 Waqas Hussain
+--
+-- This project is MIT/X11 licensed. Please see the
+-- COPYING file in the source package for more information.
+--
+
+local log = module._log;
+
+local require = require;
+local pairs, ipairs = pairs, ipairs;
+local t_concat, t_insert = table.concat, table.insert;
+local s_find = string.find;
+local tonumber = tonumber;
+
+local st = require "util.stanza";
+local jid_split = require "util.jid".split;
+local jid_bare = require "util.jid".bare;
+local hosts = hosts;
+
+local rostermanager = require "core.rostermanager";
+local sessionmanager = require "core.sessionmanager";
+local offlinemanager = require "core.offlinemanager";
+
+local _core_route_stanza = core_route_stanza;
+local core_route_stanza;
+function core_route_stanza(origin, stanza)
+ if stanza.attr.type ~= nil and stanza.attr.type ~= "unavailable" and stanza.attr.type ~= "error" then
+ local node, host = jid_split(stanza.attr.to);
+ host = hosts[host];
+ if host and host.type == "local" then
+ handle_inbound_presence_subscriptions_and_probes(origin, stanza, jid_bare(stanza.attr.from), jid_bare(stanza.attr.to), core_route_stanza);
+ return;
+ end
+ end
+ _core_route_stanza(origin, stanza);
+end
+
+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 recalc_resource_map(origin)
+ local user = hosts[origin.host].sessions[origin.username];
+ user.top_resources = select_top_resources(user);
+ if #user.top_resources == 0 then user.top_resources = nil; end
+end
+
+function handle_normal_presence(origin, stanza, core_route_stanza)
+ local roster = origin.roster;
+ local node, host = origin.username, origin.host;
+ for _, res in pairs(hosts[host].sessions[node].sessions) do -- broadcast to all resources
+ if res ~= origin and res.presence then -- to resource
+ stanza.attr.to = res.full_jid;
+ core_route_stanza(origin, stanza);
+ end
+ end
+ for jid, item in pairs(roster) do -- broadcast to all interested contacts
+ if item.subscription == "both" or item.subscription == "from" then
+ stanza.attr.to = 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, item in pairs(roster) do -- probe all contacts we are subscribed to
+ if item.subscription == "both" or item.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 roster.pending then -- resend incoming subscription requests
+ for jid in pairs(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(roster) do -- resend outgoing subscription requests
+ if item.ask then
+ request.attr.to = jid;
+ core_route_stanza(origin, request);
+ end
+ end
+ local offline = offlinemanager.load(node, host);
+ if offline then
+ for _, msg in ipairs(offline) do
+ origin.send(msg); -- FIXME do we need to modify to/from in any way?
+ end
+ offlinemanager.deleteAll(node, host);
+ end
+ end
+ if stanza.attr.type == "unavailable" then
+ origin.presence = nil;
+ if origin.priority then
+ origin.priority = nil;
+ recalc_resource_map(origin);
+ end
+ if origin.directed then
+ for jid in pairs(origin.directed) do
+ stanza.attr.to = jid;
+ core_route_stanza(origin, stanza);
+ end
+ origin.directed = nil;
+ end
+ 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
+ else priority = 0; end
+ else priority = 0; end
+ if origin.priority ~= priority then
+ origin.priority = priority;
+ recalc_resource_map(origin);
+ end
+ end
+ stanza.attr.to = nil; -- reset it
+end
+
+function send_presence_of_available_resources(user, host, jid, recipient_session, core_route_stanza)
+ local h = hosts[host];
+ local count = 0;
+ if h and h.type == "local" then
+ local u = h.sessions[user];
+ if u then
+ for k, session in pairs(u.sessions) do
+ local pres = session.presence;
+ if pres then
+ pres.attr.to = jid;
+ core_route_stanza(session, pres);
+ pres.attr.to = nil;
+ count = count + 1;
+ end
+ end
+ end
+ end
+ log("debug", "broadcasted presence of "..count.." resources from "..user.."@"..host.." to "..jid);
+ return count;
+end
+
+function handle_outbound_presence_subscriptions_and_probes(origin, stanza, from_bare, to_bare, core_route_stanza)
+ local node, host = jid_split(from_bare);
+ local st_from, st_to = stanza.attr.from, stanza.attr.to;
+ stanza.attr.from, stanza.attr.to = from_bare, to_bare;
+ log("debug", "outbound presence "..stanza.attr.type.." from "..from_bare.." for "..to_bare);
+ if stanza.attr.type == "subscribe" then
+ -- 1. route stanza
+ -- 2. roster push (subscription = none, ask = subscribe)
+ if rostermanager.set_contact_pending_out(node, host, to_bare) then
+ rostermanager.roster_push(node, host, to_bare);
+ end -- else file error
+ core_route_stanza(origin, stanza);
+ elseif stanza.attr.type == "unsubscribe" then
+ -- 1. route stanza
+ -- 2. roster push (subscription = none or from)
+ if rostermanager.unsubscribe(node, host, to_bare) then
+ rostermanager.roster_push(node, host, to_bare); -- FIXME do roster push when roster has in fact not changed?
+ end -- else file error
+ core_route_stanza(origin, stanza);
+ elseif stanza.attr.type == "subscribed" then
+ -- 1. route stanza
+ -- 2. roster_push ()
+ -- 3. send_presence_of_available_resources
+ if rostermanager.subscribed(node, host, to_bare) then
+ rostermanager.roster_push(node, host, to_bare);
+ end
+ core_route_stanza(origin, stanza);
+ send_presence_of_available_resources(node, host, to_bare, origin, core_route_stanza);
+ elseif stanza.attr.type == "unsubscribed" then
+ -- 1. route stanza
+ -- 2. roster push (subscription = none or to)
+ if rostermanager.unsubscribed(node, host, to_bare) then
+ rostermanager.roster_push(node, host, to_bare);
+ end
+ core_route_stanza(origin, stanza);
+ end
+ stanza.attr.from, stanza.attr.to = st_from, st_to;
+end
+
+function handle_inbound_presence_subscriptions_and_probes(origin, stanza, from_bare, to_bare, core_route_stanza)
+ local node, host = jid_split(to_bare);
+ local st_from, st_to = stanza.attr.from, stanza.attr.to;
+ stanza.attr.from, stanza.attr.to = from_bare, to_bare;
+ log("debug", "inbound presence "..stanza.attr.type.." from "..from_bare.." for "..to_bare);
+ if stanza.attr.type == "probe" then
+ if rostermanager.is_contact_subscribed(node, host, from_bare) then
+ if 0 == send_presence_of_available_resources(node, host, st_from, origin, core_route_stanza) then
+ -- TODO send last recieved unavailable presence (or we MAY do nothing, which is fine too)
+ end
+ else
+ core_route_stanza(origin, st.presence({from=to_bare, to=from_bare, type="unsubscribed"}));
+ end
+ elseif stanza.attr.type == "subscribe" then
+ if rostermanager.is_contact_subscribed(node, host, from_bare) then
+ core_route_stanza(origin, st.presence({from=to_bare, to=from_bare, type="subscribed"})); -- already subscribed
+ -- Sending presence is not clearly stated in the RFC, but it seems appropriate
+ if 0 == send_presence_of_available_resources(node, host, from_bare, origin, core_route_stanza) then
+ -- TODO send last recieved unavailable presence (or we MAY do nothing, which is fine too)
+ end
+ else
+ if not rostermanager.is_contact_pending_in(node, host, from_bare) then
+ if rostermanager.set_contact_pending_in(node, host, from_bare) then
+ sessionmanager.send_to_available_resources(node, host, stanza);
+ end -- TODO else return error, unable to save
+ end
+ end
+ elseif stanza.attr.type == "unsubscribe" then
+ if rostermanager.process_inbound_unsubscribe(node, host, from_bare) then
+ rostermanager.roster_push(node, host, from_bare);
+ end
+ elseif stanza.attr.type == "subscribed" then
+ if rostermanager.process_inbound_subscription_approval(node, host, from_bare) then
+ rostermanager.roster_push(node, host, from_bare);
+ end
+ elseif stanza.attr.type == "unsubscribed" then
+ if rostermanager.process_inbound_subscription_cancellation(node, host, from_bare) then
+ rostermanager.roster_push(node, host, from_bare);
+ end
+ end -- discard any other type
+ stanza.attr.from, stanza.attr.to = st_from, st_to;
+end
+
+local outbound_presence_handler = function(data)
+ -- outbound presence recieved
+ local origin, stanza = data.origin, data.stanza;
+
+ local to = stanza.attr.to;
+ if to then
+ local t = stanza.attr.type;
+ if t ~= nil and t ~= "unavailable" and t ~= "error" then -- check for subscriptions and probes
+ handle_outbound_presence_subscriptions_and_probes(origin, stanza, jid_bare(stanza.attr.from), jid_bare(stanza.attr.to), core_route_stanza);
+ return true;
+ end
+
+ local to_bare = jid_bare(to);
+ if not(origin.roster[to_bare] and (origin.roster[to_bare].subscription == "both" or origin.roster[to_bare].subscription == "from")) then -- directed presence
+ origin.directed = origin.directed or {};
+ if t then -- removing from directed presence list on sending an error or unavailable
+ origin.directed[to] = nil; -- FIXME does it make more sense to add to_bare rather than to?
+ else
+ origin.directed[to] = true; -- FIXME does it make more sense to add to_bare rather than to?
+ end
+ end
+ end -- TODO maybe handle normal presence here, instead of letting it pass to incoming handlers?
+end
+
+module:hook("pre-presence/full", outbound_presence_handler);
+module:hook("pre-presence/bare", outbound_presence_handler);
+module:hook("pre-presence/host", outbound_presence_handler);
+
+module:hook("presence/bare", function(data)
+ -- inbound presence to bare JID recieved
+ local origin, stanza = data.origin, data.stanza;
+
+ local to = stanza.attr.to;
+ local t = stanza.attr.type;
+ if to then
+ if t ~= nil and t ~= "unavailable" and t ~= "error" then -- check for subscriptions and probes sent to bare JID
+ handle_inbound_presence_subscriptions_and_probes(origin, stanza, jid_bare(stanza.attr.from), jid_bare(stanza.attr.to), core_route_stanza);
+ return true;
+ end
+
+ local user = bare_sessions[to];
+ if user then
+ for _, session in pairs(user.sessions) do
+ if session.presence then -- only send to available resources
+ session.send(stanza);
+ end
+ end
+ end -- no resources not online, discard
+ elseif not t or t == "unavailable" then
+ handle_normal_presence(origin, stanza, core_route_stanza);
+ end
+ return true;
+end);
+module:hook("presence/full", function(data)
+ -- inbound presence to full JID recieved
+ local origin, stanza = data.origin, data.stanza;
+
+ local t = stanza.attr.type;
+ if t ~= nil and t ~= "unavailable" and t ~= "error" then -- check for subscriptions and probes sent to full JID
+ handle_inbound_presence_subscriptions_and_probes(origin, stanza, jid_bare(stanza.attr.from), jid_bare(stanza.attr.to), core_route_stanza);
+ return true;
+ end
+
+ local session = full_sessions[stanza.attr.to];
+ if session then
+ -- TODO fire post processing event
+ session.send(stanza);
+ end -- resource not online, discard
+ return true;
+end);
+
+module:hook("resource-unbind", function(event)
+ local session, err = event.session, event.error;
+ -- Send unavailable presence
+ if session.presence then
+ local pres = st.presence{ type = "unavailable" };
+ if not(err) or err == "closed" then err = "connection closed"; end
+ pres:tag("status"):text("Disconnected: "..err):up();
+ session:dispatch_stanza(pres);
+ elseif session.directed then
+ local pres = st.presence{ type = "unavailable" };
+ if not(err) or err == "closed" then err = "connection closed"; end
+ pres:tag("status"):text("Disconnected: "..err):up();
+ for jid in pairs(session.directed) do
+ pres.attr.to = jid;
+ core_route_stanza(session, pres);
+ end
+ session.directed = nil;
+ end
+end);