prosody
867f107409d9
plugins/mod_presence.lua

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plugins/mod_presence.lua @ 7287:867f107409d9

CHANGES: Remove mention of async
author Kim Alvefur <zash@zash.se>
date Thu, 17 Mar 2016 18:08:16 +0100
parent 7281:21da137d83b0
child 7331:c8ad387aab1c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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841d61be198f Remove version number from copyright headers
Matthew Wild <mwild1@gmail.com>
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1 -- Prosody IM
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b7049746bd29 Update copyright headers for 2010
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2 -- Copyright (C) 2008-2010 Matthew Wild
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3 -- Copyright (C) 2008-2010 Waqas Hussain
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4 --
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5 -- This project is MIT/X11 licensed. Please see the
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6 -- COPYING file in the source package for more information.
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7 --
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8
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9 local log = module._log;
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10
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11 local require = require;
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0ba3a49d3863 mod_presence: Remove some unused variables
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12 local pairs = pairs;
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13 local t_concat = table.concat;
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14 local s_find = string.find;
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15 local tonumber = tonumber;
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16
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ab693eea0869 mod_admin_adhoc, mod_admin_telnet, mod_bosh, mod_c2s, mod_component, mod_pep, mod_presence, mod_roster, mod_s2s: Import core_post_stanza from the global prosody table.
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17 local core_post_stanza = prosody.core_post_stanza;
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18 local st = require "util.stanza";
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19 local jid_split = require "util.jid".split;
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20 local jid_bare = require "util.jid".bare;
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21 local datetime = require "util.datetime";
5370
7838acadb0fa mod_announce, mod_auth_anonymous, mod_c2s, mod_c2s, mod_component, mod_iq, mod_message, mod_presence, mod_tls: Access prosody.{hosts,bare_sessions,full_sessions} instead of the old globals
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22 local hosts = prosody.hosts;
7838acadb0fa mod_announce, mod_auth_anonymous, mod_c2s, mod_c2s, mod_component, mod_iq, mod_message, mod_presence, mod_tls: Access prosody.{hosts,bare_sessions,full_sessions} instead of the old globals
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23 local bare_sessions = prosody.bare_sessions;
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24 local full_sessions = prosody.full_sessions;
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25 local NULL = {};
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26
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27 local rostermanager = require "core.rostermanager";
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28 local sessionmanager = require "core.sessionmanager";
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29
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30 local recalc_resource_map = require "util.presence".recalc_resource_map;
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31
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32 local ignore_presence_priority = module:get_option_boolean("ignore_presence_priority", false);
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33
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34 function handle_normal_presence(origin, stanza)
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35 if ignore_presence_priority then
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36 local priority = stanza:get_child("priority");
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37 if priority and priority[1] ~= "0" then
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38 for i=#priority.tags,1,-1 do priority.tags[i] = nil; end
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39 for i=#priority,1,-1 do priority[i] = nil; end
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40 priority[1] = "0";
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41 end
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42 end
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43 local priority = stanza:get_child("priority");
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44 if priority and #priority > 0 then
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45 priority = t_concat(priority);
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46 if s_find(priority, "^[+-]?[0-9]+$") then
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47 priority = tonumber(priority);
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48 if priority < -128 then priority = -128 end
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49 if priority > 127 then priority = 127 end
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50 else priority = 0; end
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51 else priority = 0; end
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52 if full_sessions[origin.full_jid] then -- if user is still connected
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53 origin.send(stanza); -- reflect their presence back to them
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54 end
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55 local roster = origin.roster;
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56 local node, host = origin.username, origin.host;
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57 local user = bare_sessions[node.."@"..host];
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58 for _, res in pairs(user and user.sessions or NULL) do -- broadcast to all resources
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59 if res ~= origin and res.presence then -- to resource
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60 stanza.attr.to = res.full_jid;
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61 core_post_stanza(origin, stanza, true);
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62 end
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63 end
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64 for jid, item in pairs(roster) do -- broadcast to all interested contacts
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65 if item.subscription == "both" or item.subscription == "from" then
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66 stanza.attr.to = jid;
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67 core_post_stanza(origin, stanza, true);
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68 end
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69 end
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70 if stanza.attr.type == nil and not origin.presence then -- initial presence
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71 module:fire_event("presence/initial", { origin = origin, stanza = stanza } );
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72 origin.presence = stanza; -- FIXME repeated later
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73 local probe = st.presence({from = origin.full_jid, type = "probe"});
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74 for jid, item in pairs(roster) do -- probe all contacts we are subscribed to
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75 if item.subscription == "both" or item.subscription == "to" then
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76 probe.attr.to = jid;
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77 core_post_stanza(origin, probe, true);
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78 end
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79 end
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80 for _, res in pairs(user and user.sessions or NULL) do -- broadcast from all available resources
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81 if res ~= origin and res.presence then
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82 res.presence.attr.to = origin.full_jid;
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83 core_post_stanza(res, res.presence, true);
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84 res.presence.attr.to = nil;
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85 end
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86 end
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87 for jid in pairs(roster[false].pending) do -- resend incoming subscription requests
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88 origin.send(st.presence({type="subscribe", from=jid})); -- TODO add to attribute? Use original?
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89 end
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90 local request = st.presence({type="subscribe", from=origin.username.."@"..origin.host});
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91 for jid, item in pairs(roster) do -- resend outgoing subscription requests
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92 if item.ask then
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93 request.attr.to = jid;
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94 core_post_stanza(origin, request, true);
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95 end
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96 end
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97
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98 if priority >= 0 then
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99 local event = { origin = origin }
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100 module:fire_event('message/offline/broadcast', event);
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101 end
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102 end
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103 if stanza.attr.type == "unavailable" then
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104 origin.presence = nil;
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105 if origin.priority then
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106 origin.priority = nil;
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107 recalc_resource_map(user);
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108 end
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109 if origin.directed then
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110 for jid in pairs(origin.directed) do
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111 stanza.attr.to = jid;
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112 core_post_stanza(origin, stanza, true);
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113 end
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114 origin.directed = nil;
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115 end
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116 else
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117 origin.presence = stanza;
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118 stanza:tag("delay", { xmlns = "urn:xmpp:delay", from = host, stamp = datetime.datetime() }):up();
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119 if origin.priority ~= priority then
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120 origin.priority = priority;
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121 recalc_resource_map(user);
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122 end
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123 end
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124 stanza.attr.to = nil; -- reset it
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125 end
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126
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parents: 3112
diff changeset
127 function send_presence_of_available_resources(user, host, jid, recipient_session, stanza)
1508
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
128 local h = hosts[host];
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
129 local count = 0;
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
130 if h and h.type == "local" then
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
131 local u = h.sessions[user];
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
132 if u then
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
133 for k, session in pairs(u.sessions) do
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
134 local pres = session.presence;
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
135 if pres then
2038
4ab83f96585a mod_presence: Send unavailable presence when sending unsubscribed presence stanzas (some legacy clients continue to display unsubscribed contacts as available).
Waqas Hussain <waqas20@gmail.com>
parents: 1731
diff changeset
136 if stanza then pres = stanza; pres.attr.from = session.full_jid; end
1508
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
137 pres.attr.to = jid;
3198
5a4e766a3577 mod_presence: Enable firing of pre-events for all outbound stanzas, and switching completely to core_post_stanza.
Waqas Hussain <waqas20@gmail.com>
parents: 3196
diff changeset
138 core_post_stanza(session, pres, true);
1508
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
139 pres.attr.to = nil;
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
140 count = count + 1;
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
141 end
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
142 end
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
143 end
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
144 end
4993
5243b74a4cbb Hopefully inert commit to clean up logging across a number of modules, removing all cases of concatenation when building log messages
Matthew Wild <mwild1@gmail.com>
parents: 4967
diff changeset
145 log("debug", "broadcasted presence of %d resources from %s@%s to %s", count, user, host, jid);
1508
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
146 return count;
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
147 end
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
148
3153
fd435cab928f mod_presence: Removed unnecessary parameter 'core_route_stanza' from various functions.
Waqas Hussain <waqas20@gmail.com>
parents: 3112
diff changeset
149 function handle_outbound_presence_subscriptions_and_probes(origin, stanza, from_bare, to_bare)
1508
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
150 local node, host = jid_split(from_bare);
3235
651139e831b1 mod_presence: Fixed a traceback on outgoing subscriptions from offline users.
Waqas Hussain <waqas20@gmail.com>
parents: 3215
diff changeset
151 if to_bare == from_bare then return; end -- No self contacts
1508
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
152 local st_from, st_to = stanza.attr.from, stanza.attr.to;
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
153 stanza.attr.from, stanza.attr.to = from_bare, to_bare;
4993
5243b74a4cbb Hopefully inert commit to clean up logging across a number of modules, removing all cases of concatenation when building log messages
Matthew Wild <mwild1@gmail.com>
parents: 4967
diff changeset
154 log("debug", "outbound presence %s from %s for %s", stanza.attr.type, from_bare, to_bare);
3182
a19dbb6446a0 mod_presence: Don't stop pre-event for outgoing probes.
Waqas Hussain <waqas20@gmail.com>
parents: 3181
diff changeset
155 if stanza.attr.type == "probe" then
a19dbb6446a0 mod_presence: Don't stop pre-event for outgoing probes.
Waqas Hussain <waqas20@gmail.com>
parents: 3181
diff changeset
156 stanza.attr.from, stanza.attr.to = st_from, st_to;
a19dbb6446a0 mod_presence: Don't stop pre-event for outgoing probes.
Waqas Hussain <waqas20@gmail.com>
parents: 3181
diff changeset
157 return;
a19dbb6446a0 mod_presence: Don't stop pre-event for outgoing probes.
Waqas Hussain <waqas20@gmail.com>
parents: 3181
diff changeset
158 elseif stanza.attr.type == "subscribe" then
1508
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
159 -- 1. route stanza
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
160 -- 2. roster push (subscription = none, ask = subscribe)
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
161 if rostermanager.set_contact_pending_out(node, host, to_bare) then
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
162 rostermanager.roster_push(node, host, to_bare);
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
163 end -- else file error
3198
5a4e766a3577 mod_presence: Enable firing of pre-events for all outbound stanzas, and switching completely to core_post_stanza.
Waqas Hussain <waqas20@gmail.com>
parents: 3196
diff changeset
164 core_post_stanza(origin, stanza);
1508
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
165 elseif stanza.attr.type == "unsubscribe" then
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
166 -- 1. route stanza
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
167 -- 2. roster push (subscription = none or from)
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
168 if rostermanager.unsubscribe(node, host, to_bare) then
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
169 rostermanager.roster_push(node, host, to_bare); -- FIXME do roster push when roster has in fact not changed?
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
170 end -- else file error
3198
5a4e766a3577 mod_presence: Enable firing of pre-events for all outbound stanzas, and switching completely to core_post_stanza.
Waqas Hussain <waqas20@gmail.com>
parents: 3196
diff changeset
171 core_post_stanza(origin, stanza);
1508
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
172 elseif stanza.attr.type == "subscribed" then
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
173 -- 1. route stanza
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
174 -- 2. roster_push ()
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
175 -- 3. send_presence_of_available_resources
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
176 if rostermanager.subscribed(node, host, to_bare) then
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
177 rostermanager.roster_push(node, host, to_bare);
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
178 end
3198
5a4e766a3577 mod_presence: Enable firing of pre-events for all outbound stanzas, and switching completely to core_post_stanza.
Waqas Hussain <waqas20@gmail.com>
parents: 3196
diff changeset
179 core_post_stanza(origin, stanza);
3153
fd435cab928f mod_presence: Removed unnecessary parameter 'core_route_stanza' from various functions.
Waqas Hussain <waqas20@gmail.com>
parents: 3112
diff changeset
180 send_presence_of_available_resources(node, host, to_bare, origin);
1508
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
181 elseif stanza.attr.type == "unsubscribed" then
5060
b0e36777f715 mod_presence, rostermanager: Bring outbound subscription cancellation in line with RFC6121.
Waqas Hussain <waqas20@gmail.com>
parents: 5013
diff changeset
182 -- 1. send unavailable
b0e36777f715 mod_presence, rostermanager: Bring outbound subscription cancellation in line with RFC6121.
Waqas Hussain <waqas20@gmail.com>
parents: 5013
diff changeset
183 -- 2. route stanza
b0e36777f715 mod_presence, rostermanager: Bring outbound subscription cancellation in line with RFC6121.
Waqas Hussain <waqas20@gmail.com>
parents: 5013
diff changeset
184 -- 3. roster push (subscription = from or both)
b0e36777f715 mod_presence, rostermanager: Bring outbound subscription cancellation in line with RFC6121.
Waqas Hussain <waqas20@gmail.com>
parents: 5013
diff changeset
185 local success, pending_in, subscribed = rostermanager.unsubscribed(node, host, to_bare);
b0e36777f715 mod_presence, rostermanager: Bring outbound subscription cancellation in line with RFC6121.
Waqas Hussain <waqas20@gmail.com>
parents: 5013
diff changeset
186 if success then
b0e36777f715 mod_presence, rostermanager: Bring outbound subscription cancellation in line with RFC6121.
Waqas Hussain <waqas20@gmail.com>
parents: 5013
diff changeset
187 if subscribed then
b0e36777f715 mod_presence, rostermanager: Bring outbound subscription cancellation in line with RFC6121.
Waqas Hussain <waqas20@gmail.com>
parents: 5013
diff changeset
188 rostermanager.roster_push(node, host, to_bare);
b0e36777f715 mod_presence, rostermanager: Bring outbound subscription cancellation in line with RFC6121.
Waqas Hussain <waqas20@gmail.com>
parents: 5013
diff changeset
189 end
b0e36777f715 mod_presence, rostermanager: Bring outbound subscription cancellation in line with RFC6121.
Waqas Hussain <waqas20@gmail.com>
parents: 5013
diff changeset
190 core_post_stanza(origin, stanza);
b0e36777f715 mod_presence, rostermanager: Bring outbound subscription cancellation in line with RFC6121.
Waqas Hussain <waqas20@gmail.com>
parents: 5013
diff changeset
191 if subscribed then
b0e36777f715 mod_presence, rostermanager: Bring outbound subscription cancellation in line with RFC6121.
Waqas Hussain <waqas20@gmail.com>
parents: 5013
diff changeset
192 send_presence_of_available_resources(node, host, to_bare, origin, st.presence({ type = "unavailable" }));
b0e36777f715 mod_presence, rostermanager: Bring outbound subscription cancellation in line with RFC6121.
Waqas Hussain <waqas20@gmail.com>
parents: 5013
diff changeset
193 end
1508
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
194 end
4139
eef75a0c85e3 mod_presence: Bounce errors for invalid presence types (thanks nolan/Astro)
Matthew Wild <mwild1@gmail.com>
parents: 3969
diff changeset
195 else
eef75a0c85e3 mod_presence: Bounce errors for invalid presence types (thanks nolan/Astro)
Matthew Wild <mwild1@gmail.com>
parents: 3969
diff changeset
196 origin.send(st.error_reply(stanza, "modify", "bad-request", "Invalid presence type"));
1508
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
197 end
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
198 stanza.attr.from, stanza.attr.to = st_from, st_to;
3181
1f73b3a960cf mod_presence: Small refactoring.
Waqas Hussain <waqas20@gmail.com>
parents: 3156
diff changeset
199 return true;
1508
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
200 end
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
201
3153
fd435cab928f mod_presence: Removed unnecessary parameter 'core_route_stanza' from various functions.
Waqas Hussain <waqas20@gmail.com>
parents: 3112
diff changeset
202 function handle_inbound_presence_subscriptions_and_probes(origin, stanza, from_bare, to_bare)
1508
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
203 local node, host = jid_split(to_bare);
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
204 local st_from, st_to = stanza.attr.from, stanza.attr.to;
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
205 stanza.attr.from, stanza.attr.to = from_bare, to_bare;
4993
5243b74a4cbb Hopefully inert commit to clean up logging across a number of modules, removing all cases of concatenation when building log messages
Matthew Wild <mwild1@gmail.com>
parents: 4967
diff changeset
206 log("debug", "inbound presence %s from %s for %s", stanza.attr.type, from_bare, to_bare);
5776
bd0ff8ae98a8 Remove all trailing whitespace
Florian Zeitz <florob@babelmonkeys.de>
parents: 5416
diff changeset
207
1508
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
208 if stanza.attr.type == "probe" then
3112
c311fdffccce mod_presence: Don't send 'unsubscribed' in response to probes when roster loading fails.
Waqas Hussain <waqas20@gmail.com>
parents: 3109
diff changeset
209 local result, err = rostermanager.is_contact_subscribed(node, host, from_bare);
c311fdffccce mod_presence: Don't send 'unsubscribed' in response to probes when roster loading fails.
Waqas Hussain <waqas20@gmail.com>
parents: 3109
diff changeset
210 if result then
3153
fd435cab928f mod_presence: Removed unnecessary parameter 'core_route_stanza' from various functions.
Waqas Hussain <waqas20@gmail.com>
parents: 3112
diff changeset
211 if 0 == send_presence_of_available_resources(node, host, st_from, origin) then
3198
5a4e766a3577 mod_presence: Enable firing of pre-events for all outbound stanzas, and switching completely to core_post_stanza.
Waqas Hussain <waqas20@gmail.com>
parents: 3196
diff changeset
212 core_post_stanza(hosts[host], st.presence({from=to_bare, to=st_from, type="unavailable"}), true); -- TODO send last activity
1508
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
213 end
3112
c311fdffccce mod_presence: Don't send 'unsubscribed' in response to probes when roster loading fails.
Waqas Hussain <waqas20@gmail.com>
parents: 3109
diff changeset
214 elseif not err then
3198
5a4e766a3577 mod_presence: Enable firing of pre-events for all outbound stanzas, and switching completely to core_post_stanza.
Waqas Hussain <waqas20@gmail.com>
parents: 3196
diff changeset
215 core_post_stanza(hosts[host], st.presence({from=to_bare, to=from_bare, type="unsubscribed"}), true);
1508
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
216 end
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
217 elseif stanza.attr.type == "subscribe" then
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
218 if rostermanager.is_contact_subscribed(node, host, from_bare) then
3198
5a4e766a3577 mod_presence: Enable firing of pre-events for all outbound stanzas, and switching completely to core_post_stanza.
Waqas Hussain <waqas20@gmail.com>
parents: 3196
diff changeset
219 core_post_stanza(hosts[host], st.presence({from=to_bare, to=from_bare, type="subscribed"}), true); -- already subscribed
1508
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
220 -- Sending presence is not clearly stated in the RFC, but it seems appropriate
3153
fd435cab928f mod_presence: Removed unnecessary parameter 'core_route_stanza' from various functions.
Waqas Hussain <waqas20@gmail.com>
parents: 3112
diff changeset
221 if 0 == send_presence_of_available_resources(node, host, from_bare, origin) then
3198
5a4e766a3577 mod_presence: Enable firing of pre-events for all outbound stanzas, and switching completely to core_post_stanza.
Waqas Hussain <waqas20@gmail.com>
parents: 3196
diff changeset
222 core_post_stanza(hosts[host], st.presence({from=to_bare, to=from_bare, type="unavailable"}), true); -- TODO send last activity
1508
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
223 end
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
224 else
3198
5a4e766a3577 mod_presence: Enable firing of pre-events for all outbound stanzas, and switching completely to core_post_stanza.
Waqas Hussain <waqas20@gmail.com>
parents: 3196
diff changeset
225 core_post_stanza(hosts[host], st.presence({from=to_bare, to=from_bare, type="unavailable"}), true); -- acknowledging receipt
1508
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
226 if not rostermanager.is_contact_pending_in(node, host, from_bare) then
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
227 if rostermanager.set_contact_pending_in(node, host, from_bare) then
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
228 sessionmanager.send_to_available_resources(node, host, stanza);
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
229 end -- TODO else return error, unable to save
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
230 end
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
231 end
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
232 elseif stanza.attr.type == "unsubscribe" then
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
233 if rostermanager.process_inbound_unsubscribe(node, host, from_bare) then
2143
13ac68e8760b mod_presence: Route incoming presence subscription stanzas (types unsubscribe, subscribed and unsubscribed) to the user before roster pushes.
Waqas Hussain <waqas20@gmail.com>
parents: 2142
diff changeset
234 sessionmanager.send_to_interested_resources(node, host, stanza);
1508
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
235 rostermanager.roster_push(node, host, from_bare);
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
236 end
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
237 elseif stanza.attr.type == "subscribed" then
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
238 if rostermanager.process_inbound_subscription_approval(node, host, from_bare) then
2143
13ac68e8760b mod_presence: Route incoming presence subscription stanzas (types unsubscribe, subscribed and unsubscribed) to the user before roster pushes.
Waqas Hussain <waqas20@gmail.com>
parents: 2142
diff changeset
239 sessionmanager.send_to_interested_resources(node, host, stanza);
1508
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
240 rostermanager.roster_push(node, host, from_bare);
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
241 end
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
242 elseif stanza.attr.type == "unsubscribed" then
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
243 if rostermanager.process_inbound_subscription_cancellation(node, host, from_bare) then
2143
13ac68e8760b mod_presence: Route incoming presence subscription stanzas (types unsubscribe, subscribed and unsubscribed) to the user before roster pushes.
Waqas Hussain <waqas20@gmail.com>
parents: 2142
diff changeset
244 sessionmanager.send_to_interested_resources(node, host, stanza);
1508
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
245 rostermanager.roster_push(node, host, from_bare);
762d758e116a mod_presence: Convert from Windows line endings
Matthew Wild <mwild1@gmail.com>
parents: 1488
diff changeset
246 end
4139
eef75a0c85e3 mod_presence: Bounce errors for invalid presence types (thanks nolan/Astro)
Matthew Wild <mwild1@gmail.com>
parents: 3969
diff changeset
247 else
eef75a0c85e3 mod_presence: Bounce errors for invalid presence types (thanks nolan/Astro)
Matthew Wild <mwild1@gmail.com>
parents: 3969
diff changeset
248 origin.send(st.error_reply(stanza, "modify", "bad-request", "Invalid presence type"));
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249 end
1508
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250 stanza.attr.from, stanza.attr.to = st_from, st_to;
3181
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251 return true;
1508
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252 end
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253
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254 local outbound_presence_handler = function(data)
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255 -- outbound presence recieved
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256 local origin, stanza = data.origin, data.stanza;
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257
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258 local to = stanza.attr.to;
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259 if to then
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260 local t = stanza.attr.type;
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261 if t ~= nil and t ~= "unavailable" and t ~= "error" then -- check for subscriptions and probes
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262 return handle_outbound_presence_subscriptions_and_probes(origin, stanza, jid_bare(stanza.attr.from), jid_bare(stanza.attr.to));
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263 end
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264
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265 local to_bare = jid_bare(to);
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266 local roster = origin.roster;
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267 if roster and not(roster[to_bare] and (roster[to_bare].subscription == "both" or roster[to_bare].subscription == "from")) then -- directed presence
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268 origin.directed = origin.directed or {};
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269 if t then -- removing from directed presence list on sending an error or unavailable
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270 origin.directed[to] = nil; -- FIXME does it make more sense to add to_bare rather than to?
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271 else
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272 origin.directed[to] = true; -- FIXME does it make more sense to add to_bare rather than to?
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273 end
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274 end
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275 end -- TODO maybe handle normal presence here, instead of letting it pass to incoming handlers?
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276 end
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277
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278 module:hook("pre-presence/full", outbound_presence_handler);
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279 module:hook("pre-presence/bare", outbound_presence_handler);
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280 module:hook("pre-presence/host", outbound_presence_handler);
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281
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282 module:hook("presence/bare", function(data)
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283 -- inbound presence to bare JID recieved
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284 local origin, stanza = data.origin, data.stanza;
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285
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286 local to = stanza.attr.to;
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287 local t = stanza.attr.type;
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288 if to then
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289 if t ~= nil and t ~= "unavailable" and t ~= "error" then -- check for subscriptions and probes sent to bare JID
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290 return handle_inbound_presence_subscriptions_and_probes(origin, stanza, jid_bare(stanza.attr.from), jid_bare(stanza.attr.to));
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291 end
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292
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293 local user = bare_sessions[to];
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294 if user then
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295 for _, session in pairs(user.sessions) do
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296 if session.presence then -- only send to available resources
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297 session.send(stanza);
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298 end
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299 end
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300 end -- no resources not online, discard
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301 elseif not t or t == "unavailable" then
3153
fd435cab928f mod_presence: Removed unnecessary parameter 'core_route_stanza' from various functions.
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parents: 3112
diff changeset
302 handle_normal_presence(origin, stanza);
4139
eef75a0c85e3 mod_presence: Bounce errors for invalid presence types (thanks nolan/Astro)
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diff changeset
303 else
eef75a0c85e3 mod_presence: Bounce errors for invalid presence types (thanks nolan/Astro)
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304 origin.send(st.error_reply(stanza, "modify", "bad-request", "Invalid presence type"));
1508
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305 end
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306 return true;
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307 end);
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308 module:hook("presence/full", function(data)
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309 -- inbound presence to full JID recieved
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310 local origin, stanza = data.origin, data.stanza;
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311
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312 local t = stanza.attr.type;
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313 if t ~= nil and t ~= "unavailable" and t ~= "error" then -- check for subscriptions and probes sent to full JID
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314 return handle_inbound_presence_subscriptions_and_probes(origin, stanza, jid_bare(stanza.attr.from), jid_bare(stanza.attr.to));
1508
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315 end
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316
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317 local session = full_sessions[stanza.attr.to];
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318 if session then
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319 -- TODO fire post processing event
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320 session.send(stanza);
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321 end -- resource not online, discard
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322 return true;
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diff changeset
323 end);
2531
697ff4f98033 mod_presence: Added handler for presence subscriptions and probes to local hosts.
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diff changeset
324 module:hook("presence/host", function(data)
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325 -- inbound presence to the host
5416
0ba3a49d3863 mod_presence: Remove some unused variables
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326 local stanza = data.stanza;
5776
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diff changeset
327
2531
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diff changeset
328 local from_bare = jid_bare(stanza.attr.from);
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diff changeset
329 local t = stanza.attr.type;
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diff changeset
330 if t == "probe" then
3198
5a4e766a3577 mod_presence: Enable firing of pre-events for all outbound stanzas, and switching completely to core_post_stanza.
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parents: 3196
diff changeset
331 core_post_stanza(hosts[module.host], st.presence({ from = module.host, to = from_bare, id = stanza.attr.id }));
2531
697ff4f98033 mod_presence: Added handler for presence subscriptions and probes to local hosts.
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parents: 2525
diff changeset
332 elseif t == "subscribe" then
3198
5a4e766a3577 mod_presence: Enable firing of pre-events for all outbound stanzas, and switching completely to core_post_stanza.
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parents: 3196
diff changeset
333 core_post_stanza(hosts[module.host], st.presence({ from = module.host, to = from_bare, id = stanza.attr.id, type = "subscribed" }));
5a4e766a3577 mod_presence: Enable firing of pre-events for all outbound stanzas, and switching completely to core_post_stanza.
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parents: 3196
diff changeset
334 core_post_stanza(hosts[module.host], st.presence({ from = module.host, to = from_bare, id = stanza.attr.id }));
2531
697ff4f98033 mod_presence: Added handler for presence subscriptions and probes to local hosts.
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parents: 2525
diff changeset
335 end
697ff4f98033 mod_presence: Added handler for presence subscriptions and probes to local hosts.
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parents: 2525
diff changeset
336 return true;
697ff4f98033 mod_presence: Added handler for presence subscriptions and probes to local hosts.
Waqas Hussain <waqas20@gmail.com>
parents: 2525
diff changeset
337 end);
1508
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parents: 1488
diff changeset
338
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parents: 1488
diff changeset
339 module:hook("resource-unbind", function(event)
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diff changeset
340 local session, err = event.session, event.error;
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diff changeset
341 -- Send unavailable presence
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parents: 1488
diff changeset
342 if session.presence then
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diff changeset
343 local pres = st.presence{ type = "unavailable" };
4967
b7bcf088e723 mod_presence: Handle nil disconnection error
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parents: 4139
diff changeset
344 if err then
b7bcf088e723 mod_presence: Handle nil disconnection error
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diff changeset
345 pres:tag("status"):text("Disconnected: "..err):up();
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parents: 4139
diff changeset
346 end
1508
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diff changeset
347 session:dispatch_stanza(pres);
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diff changeset
348 elseif session.directed then
1606
bbadcaab0036 mod_presence: Tag outgoing unavailables generated by a disconnect with a from attribute
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parents: 1568
diff changeset
349 local pres = st.presence{ type = "unavailable", from = session.full_jid };
4967
b7bcf088e723 mod_presence: Handle nil disconnection error
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parents: 4139
diff changeset
350 if err then
b7bcf088e723 mod_presence: Handle nil disconnection error
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parents: 4139
diff changeset
351 pres:tag("status"):text("Disconnected: "..err):up();
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parents: 4139
diff changeset
352 end
1508
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diff changeset
353 for jid in pairs(session.directed) do
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parents: 1488
diff changeset
354 pres.attr.to = jid;
3198
5a4e766a3577 mod_presence: Enable firing of pre-events for all outbound stanzas, and switching completely to core_post_stanza.
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parents: 3196
diff changeset
355 core_post_stanza(session, pres, true);
1508
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diff changeset
356 end
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diff changeset
357 session.directed = nil;
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diff changeset
358 end
762d758e116a mod_presence: Convert from Windows line endings
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parents: 1488
diff changeset
359 end);