3 * Laconica - a distributed open-source microblogging tool
4 * Copyright (C) 2008, Controlez-Vous, Inc.
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU Affero General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU Affero General Public License for more details.
16 * You should have received a copy of the GNU Affero General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 if (!defined('LACONICA')) { exit(1); }
22 require_once('XMPPHP/XMPP.php');
24 /* Subscribe $user to nickname $other_nickname
25 Returns true or an error message.
27 function subs_subscribe_user($user,$other_nickname) {
29 $other = User::staticGet('nickname', $other_nickname);
32 return _('No such user.');
35 if ($user->isSubscribed($other)) {
36 return _('Already subscribed!.');
39 if (!$user->subscribeTo($other)) {
40 return _('Could not subscribe.');
44 subs_notify($other, $user);
46 if ($other->autosubscribe && !$other->isSubscribed($user)) {
47 if (!$other->subscribeTo($user)) {
48 return _('Could not subscribe other to you.');
50 subs_notify($user, $other);
57 function subs_notify($listenee, $listener) {
58 # XXX: add other notifications (Jabber, SMS) here
59 # XXX: queue this and handle it offline
60 # XXX: Whatever happens, do it in Twitter-like API, too
61 subs_notify_email($listenee, $listener);
64 function subs_notify_email($listenee, $listener) {
65 mail_subscribe_notify($listenee, $listener);
69 /* Unsubscribe $user from nickname $other_nickname
70 Returns true or an error message.
72 function subs_unsubscribe_user($user, $other_nickname) {
74 $other = User::staticGet('nickname', $other_nickname);
76 return _('No such user.');
78 if (!$user->isSubscribed($other))
79 return _('Not subscribed!.');
81 $sub = DB_DataObject::factory('subscription');
83 $sub->subscriber = $user->id;
84 $sub->subscribed = $other->id;
88 // note we checked for existence above
91 return _('Couldn\'t delete subscription.');