prosody
ee6a18f10a8d
core/rostermanager.lua

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core/rostermanager.lua @ 4287:ee6a18f10a8d

xmlhandlers/xmppstream: Stop the parser when encountering restricted XML, completing the fix for the billion laughs attack
author Matthew Wild <mwild1@gmail.com>
date Thu, 02 Jun 2011 15:19:05 +0100
parent 2923:b7049746bd29
child 2925:692b3c6c5bd2
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 -- Prosody IM
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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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b1885732e979 GPL->MIT!
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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
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12 local log = require "util.logger".init("rostermanager");
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14 local setmetatable = setmetatable;
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15 local format = string.format;
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16 local loadfile, setfenv, pcall = loadfile, setfenv, pcall;
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17 local pairs, ipairs = pairs, ipairs;
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18 local tostring = tostring;
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19
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20 local hosts = hosts;
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21 local bare_sessions = bare_sessions;
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22
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23 local datamanager = require "util.datamanager"
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24 local st = require "util.stanza";
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25
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26 module "rostermanager"
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27
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28 function add_to_roster(session, jid, item)
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29 if session.roster then
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30 local old_item = session.roster[jid];
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31 session.roster[jid] = item;
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32 if save_roster(session.username, session.host) then
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33 return true;
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34 else
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35 session.roster[jid] = old_item;
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36 return nil, "wait", "internal-server-error", "Unable to save roster";
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37 end
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38 else
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39 return nil, "auth", "not-authorized", "Session's roster not loaded";
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40 end
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41 end
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42
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43 function remove_from_roster(session, jid)
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44 if session.roster then
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45 local old_item = session.roster[jid];
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46 session.roster[jid] = nil;
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47 if save_roster(session.username, session.host) then
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48 return true;
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49 else
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50 session.roster[jid] = old_item;
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51 return nil, "wait", "internal-server-error", "Unable to save roster";
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52 end
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53 else
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54 return nil, "auth", "not-authorized", "Session's roster not loaded";
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55 end
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56 end
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57
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58 function roster_push(username, host, jid)
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59 local roster = jid and jid ~= "pending" and hosts[host] and hosts[host].sessions[username] and hosts[host].sessions[username].roster;
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60 if roster then
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61 local item = hosts[host].sessions[username].roster[jid];
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62 local stanza = st.iq({type="set"});
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63 stanza:tag("query", {xmlns = "jabber:iq:roster", ver = tostring(roster[false].version or "1") });
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64 if item then
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65 stanza:tag("item", {jid = jid, subscription = item.subscription, name = item.name, ask = item.ask});
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66 for group in pairs(item.groups) do
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67 stanza:tag("group"):text(group):up();
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68 end
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69 else
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70 stanza:tag("item", {jid = jid, subscription = "remove"});
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71 end
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72 stanza:up(); -- move out from item
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73 stanza:up(); -- move out from stanza
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74 -- stanza ready
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75 for _, session in pairs(hosts[host].sessions[username].sessions) do
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76 if session.interested then
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77 -- FIXME do we need to set stanza.attr.to?
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78 session.send(stanza);
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79 end
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80 end
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81 end
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82 end
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83
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84 function load_roster(username, host)
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85 local jid = username.."@"..host;
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86 log("debug", "load_roster: asked for: "..jid);
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87 local user = bare_sessions[jid];
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88 local roster;
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89 if user then
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90 roster = user.roster;
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91 if roster then return roster; end
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92 log("debug", "load_roster: loading for new user: "..username.."@"..host);
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93 else -- Attempt to load roster for non-loaded user
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94 log("debug", "load_roster: loading for offline user: "..username.."@"..host);
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95 end
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96 roster = datamanager.load(username, host, "roster") or {};
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97 if user then user.roster = roster; end
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98 if not roster[false] then roster[false] = { }; end
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99 if roster[jid] then
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100 roster[jid] = nil;
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101 log("warn", "roster for "..jid.." has a self-contact");
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102 end
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103 hosts[host].events.fire_event("roster-load", username, host, roster);
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104 return roster;
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105 end
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106
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107 function save_roster(username, host, roster)
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108 log("debug", "save_roster: saving roster for "..username.."@"..host);
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109 if not roster then
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110 roster = hosts[host] and hosts[host].sessions[username] and hosts[host].sessions[username].roster;
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111 --if not roster then
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112 -- --roster = load_roster(username, host);
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113 -- return true; -- roster unchanged, no reason to save
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114 --end
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115 end
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116 if roster then
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117 if not roster[false] then roster[false] = {}; end
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118 roster[false].version = (roster[false].version or 0) + 1;
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119 return datamanager.store(username, host, "roster", roster);
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120 end
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121 log("warn", "save_roster: user had no roster to save");
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122 return nil;
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123 end
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124
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125 function process_inbound_subscription_approval(username, host, jid)
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126 local roster = load_roster(username, host);
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127 local item = roster[jid];
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128 if item and item.ask then
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129 if item.subscription == "none" then
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130 item.subscription = "to";
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131 else -- subscription == from
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132 item.subscription = "both";
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133 end
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134 item.ask = nil;
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parents: 1897
diff changeset
135 return save_roster(username, host, roster);
171
28f420d057a0 Inbound subscription approval
Waqas Hussain <waqas20@gmail.com>
parents: 132
diff changeset
136 end
28f420d057a0 Inbound subscription approval
Waqas Hussain <waqas20@gmail.com>
parents: 132
diff changeset
137 end
28f420d057a0 Inbound subscription approval
Waqas Hussain <waqas20@gmail.com>
parents: 132
diff changeset
138
172
71247788c7c7 Inbound subscription cancellation
Waqas Hussain <waqas20@gmail.com>
parents: 171
diff changeset
139 function process_inbound_subscription_cancellation(username, host, jid)
71247788c7c7 Inbound subscription cancellation
Waqas Hussain <waqas20@gmail.com>
parents: 171
diff changeset
140 local roster = load_roster(username, host);
71247788c7c7 Inbound subscription cancellation
Waqas Hussain <waqas20@gmail.com>
parents: 171
diff changeset
141 local item = roster[jid];
176
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
142 local changed = nil;
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
143 if is_contact_pending_out(username, host, jid) then
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
144 item.ask = nil;
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
145 changed = true;
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
146 end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
147 if item then
172
71247788c7c7 Inbound subscription cancellation
Waqas Hussain <waqas20@gmail.com>
parents: 171
diff changeset
148 if item.subscription == "to" then
71247788c7c7 Inbound subscription cancellation
Waqas Hussain <waqas20@gmail.com>
parents: 171
diff changeset
149 item.subscription = "none";
176
e5cd2a03891d Outbound presence subscription
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parents: 174
diff changeset
150 changed = true;
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
151 elseif item.subscription == "both" then
172
71247788c7c7 Inbound subscription cancellation
Waqas Hussain <waqas20@gmail.com>
parents: 171
diff changeset
152 item.subscription = "from";
176
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
153 changed = true;
172
71247788c7c7 Inbound subscription cancellation
Waqas Hussain <waqas20@gmail.com>
parents: 171
diff changeset
154 end
176
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
155 end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
156 if changed then
1898
1ce02e2f5a3f rostermanager: Fixed: Roster version was not being properly updated in some edge cases.
Waqas Hussain <waqas20@gmail.com>
parents: 1897
diff changeset
157 return save_roster(username, host, roster);
172
71247788c7c7 Inbound subscription cancellation
Waqas Hussain <waqas20@gmail.com>
parents: 171
diff changeset
158 end
71247788c7c7 Inbound subscription cancellation
Waqas Hussain <waqas20@gmail.com>
parents: 171
diff changeset
159 end
71247788c7c7 Inbound subscription cancellation
Waqas Hussain <waqas20@gmail.com>
parents: 171
diff changeset
160
173
f3a2af4d2ff2 Inbound unsubscribe
Waqas Hussain <waqas20@gmail.com>
parents: 172
diff changeset
161 function process_inbound_unsubscribe(username, host, jid)
f3a2af4d2ff2 Inbound unsubscribe
Waqas Hussain <waqas20@gmail.com>
parents: 172
diff changeset
162 local roster = load_roster(username, host);
f3a2af4d2ff2 Inbound unsubscribe
Waqas Hussain <waqas20@gmail.com>
parents: 172
diff changeset
163 local item = roster[jid];
176
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
164 local changed = nil;
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
165 if is_contact_pending_in(username, host, jid) then
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
166 roster.pending[jid] = nil; -- TODO maybe delete roster.pending if empty?
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
167 changed = true;
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
168 end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
169 if item then
173
f3a2af4d2ff2 Inbound unsubscribe
Waqas Hussain <waqas20@gmail.com>
parents: 172
diff changeset
170 if item.subscription == "from" then
f3a2af4d2ff2 Inbound unsubscribe
Waqas Hussain <waqas20@gmail.com>
parents: 172
diff changeset
171 item.subscription = "none";
176
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
172 changed = true;
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
173 elseif item.subscription == "both" then
173
f3a2af4d2ff2 Inbound unsubscribe
Waqas Hussain <waqas20@gmail.com>
parents: 172
diff changeset
174 item.subscription = "to";
176
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
175 changed = true;
173
f3a2af4d2ff2 Inbound unsubscribe
Waqas Hussain <waqas20@gmail.com>
parents: 172
diff changeset
176 end
176
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
177 end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
178 if changed then
1898
1ce02e2f5a3f rostermanager: Fixed: Roster version was not being properly updated in some edge cases.
Waqas Hussain <waqas20@gmail.com>
parents: 1897
diff changeset
179 return save_roster(username, host, roster);
173
f3a2af4d2ff2 Inbound unsubscribe
Waqas Hussain <waqas20@gmail.com>
parents: 172
diff changeset
180 end
f3a2af4d2ff2 Inbound unsubscribe
Waqas Hussain <waqas20@gmail.com>
parents: 172
diff changeset
181 end
f3a2af4d2ff2 Inbound unsubscribe
Waqas Hussain <waqas20@gmail.com>
parents: 172
diff changeset
182
174
f9aff1fc7e99 Inbound subscription request
Waqas Hussain <waqas20@gmail.com>
parents: 173
diff changeset
183 function is_contact_subscribed(username, host, jid)
f9aff1fc7e99 Inbound subscription request
Waqas Hussain <waqas20@gmail.com>
parents: 173
diff changeset
184 local roster = load_roster(username, host);
f9aff1fc7e99 Inbound subscription request
Waqas Hussain <waqas20@gmail.com>
parents: 173
diff changeset
185 local item = roster[jid];
f9aff1fc7e99 Inbound subscription request
Waqas Hussain <waqas20@gmail.com>
parents: 173
diff changeset
186 return item and (item.subscription == "from" or item.subscription == "both");
f9aff1fc7e99 Inbound subscription request
Waqas Hussain <waqas20@gmail.com>
parents: 173
diff changeset
187 end
f9aff1fc7e99 Inbound subscription request
Waqas Hussain <waqas20@gmail.com>
parents: 173
diff changeset
188
176
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
189 function is_contact_pending_in(username, host, jid)
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
190 local roster = load_roster(username, host);
177
606c433955e7 Bug fixes and checks for presence subscriptions, etc
Waqas Hussain <waqas20@gmail.com>
parents: 176
diff changeset
191 return roster.pending and roster.pending[jid];
176
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
192 end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
193 function set_contact_pending_in(username, host, jid, pending)
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
194 local roster = load_roster(username, host);
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
195 local item = roster[jid];
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
196 if item and (item.subscription == "from" or item.subscription == "both") then
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
197 return; -- false
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
198 end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
199 if not roster.pending then roster.pending = {}; end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
200 roster.pending[jid] = true;
1898
1ce02e2f5a3f rostermanager: Fixed: Roster version was not being properly updated in some edge cases.
Waqas Hussain <waqas20@gmail.com>
parents: 1897
diff changeset
201 return save_roster(username, host, roster);
176
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
202 end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
203 function is_contact_pending_out(username, host, jid)
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
204 local roster = load_roster(username, host);
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
205 local item = roster[jid];
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
206 return item and item.ask;
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
207 end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
208 function set_contact_pending_out(username, host, jid) -- subscribe
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
209 local roster = load_roster(username, host);
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
210 local item = roster[jid];
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
211 if item and (item.ask or item.subscription == "to" or item.subscription == "both") then
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
212 return true;
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
213 end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
214 if not item then
177
606c433955e7 Bug fixes and checks for presence subscriptions, etc
Waqas Hussain <waqas20@gmail.com>
parents: 176
diff changeset
215 item = {subscription = "none", groups = {}};
176
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
216 roster[jid] = item;
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
217 end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
218 item.ask = "subscribe";
177
606c433955e7 Bug fixes and checks for presence subscriptions, etc
Waqas Hussain <waqas20@gmail.com>
parents: 176
diff changeset
219 log("debug", "set_contact_pending_out: saving roster; set "..username.."@"..host..".roster["..jid.."].ask=subscribe");
1898
1ce02e2f5a3f rostermanager: Fixed: Roster version was not being properly updated in some edge cases.
Waqas Hussain <waqas20@gmail.com>
parents: 1897
diff changeset
220 return save_roster(username, host, roster);
176
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
221 end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
222 function unsubscribe(username, host, jid)
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
223 local roster = load_roster(username, host);
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
224 local item = roster[jid];
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
225 if not item then return false; end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
226 if (item.subscription == "from" or item.subscription == "none") and not item.ask then
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
227 return true;
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
228 end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
229 item.ask = nil;
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
230 if item.subscription == "both" then
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
231 item.subscription = "from";
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
232 elseif item.subscription == "to" then
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
233 item.subscription = "none";
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
234 end
1898
1ce02e2f5a3f rostermanager: Fixed: Roster version was not being properly updated in some edge cases.
Waqas Hussain <waqas20@gmail.com>
parents: 1897
diff changeset
235 return save_roster(username, host, roster);
176
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
236 end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
237 function subscribed(username, host, jid)
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
238 if is_contact_pending_in(username, host, jid) then
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
239 local roster = load_roster(username, host);
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
240 local item = roster[jid];
925
4861bcf0afa4 Fixed: rostermanager: Create new roster item if one doesn't exist on subscription approval (fixes issue #77)
Waqas Hussain <waqas20@gmail.com>
parents: 916
diff changeset
241 if not item then -- FIXME should roster item be auto-created?
4861bcf0afa4 Fixed: rostermanager: Create new roster item if one doesn't exist on subscription approval (fixes issue #77)
Waqas Hussain <waqas20@gmail.com>
parents: 916
diff changeset
242 item = {subscription = "none", groups = {}};
4861bcf0afa4 Fixed: rostermanager: Create new roster item if one doesn't exist on subscription approval (fixes issue #77)
Waqas Hussain <waqas20@gmail.com>
parents: 916
diff changeset
243 roster[jid] = item;
4861bcf0afa4 Fixed: rostermanager: Create new roster item if one doesn't exist on subscription approval (fixes issue #77)
Waqas Hussain <waqas20@gmail.com>
parents: 916
diff changeset
244 end
176
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
245 if item.subscription == "none" then
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
246 item.subscription = "from";
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
247 else -- subscription == to
177
606c433955e7 Bug fixes and checks for presence subscriptions, etc
Waqas Hussain <waqas20@gmail.com>
parents: 176
diff changeset
248 item.subscription = "both";
176
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
249 end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
250 roster.pending[jid] = nil;
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
251 -- TODO maybe remove roster.pending if empty
1898
1ce02e2f5a3f rostermanager: Fixed: Roster version was not being properly updated in some edge cases.
Waqas Hussain <waqas20@gmail.com>
parents: 1897
diff changeset
252 return save_roster(username, host, roster);
176
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
253 end -- TODO else implement optional feature pre-approval (ask = subscribed)
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
254 end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
255 function unsubscribed(username, host, jid)
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
256 local roster = load_roster(username, host);
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
257 local item = roster[jid];
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
258 local pending = is_contact_pending_in(username, host, jid);
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
259 local changed = nil;
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
260 if is_contact_pending_in(username, host, jid) then
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
261 roster.pending[jid] = nil; -- TODO maybe delete roster.pending if empty?
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
262 changed = true;
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
263 end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
264 if item then
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
265 if item.subscription == "from" then
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
266 item.subscription = "none";
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
267 changed = true;
267
6303b7454ad0 Some bugs fixed
Waqas Hussain <waqas20@gmail.com>
parents: 193
diff changeset
268 elseif item.subscription == "both" then
176
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
269 item.subscription = "to";
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
270 changed = true;
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
271 end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
272 end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
273 if changed then
1898
1ce02e2f5a3f rostermanager: Fixed: Roster version was not being properly updated in some edge cases.
Waqas Hussain <waqas20@gmail.com>
parents: 1897
diff changeset
274 return save_roster(username, host, roster);
176
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
275 end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
276 end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
277
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
278 function process_outbound_subscription_request(username, host, jid)
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
279 local roster = load_roster(username, host);
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
280 local item = roster[jid];
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
281 if item and (item.subscription == "none" or item.subscription == "from") then
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
diff changeset
282 item.ask = "subscribe";
1898
1ce02e2f5a3f rostermanager: Fixed: Roster version was not being properly updated in some edge cases.
Waqas Hussain <waqas20@gmail.com>
parents: 1897
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283 return save_roster(username, host, roster);
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e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
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284 end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
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285 end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
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286
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
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287 --[[function process_outbound_subscription_approval(username, host, jid)
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
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288 local roster = load_roster(username, host);
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
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289 local item = roster[jid];
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
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290 if item and (item.subscription == "none" or item.subscription == "from" then
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
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291 item.ask = "subscribe";
1898
1ce02e2f5a3f rostermanager: Fixed: Roster version was not being properly updated in some edge cases.
Waqas Hussain <waqas20@gmail.com>
parents: 1897
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292 return save_roster(username, host, roster);
176
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
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293 end
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
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294 end]]
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
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295
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
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296
e5cd2a03891d Outbound presence subscription
Waqas Hussain <waqas20@gmail.com>
parents: 174
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297
916
f0743928ef7e core.rostermanager/mod_roster: Support for roster versioning
Matthew Wild <mwild1@gmail.com>
parents: 896
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298 return _M;