4 * Laconica - a distributed open-source microblogging tool
5 * Copyright (C) 2008, Controlez-Vous, Inc.
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
21 # Abort if called from a web server
22 if (isset($_SERVER) && array_key_exists('REQUEST_METHOD', $_SERVER)) {
23 print "This script must be run from the command line\n";
27 define('INSTALLDIR', dirname(__FILE__));
28 define('LACONICA', true);
30 require_once(INSTALLDIR . '/lib/common.php');
31 require_once(INSTALLDIR . '/lib/jabber.php');
33 # This is kind of clunky; we create a class to call the global functions
34 # in jabber.php, which create a new XMPP class. A more elegant (?) solution
35 # might be to use make this a subclass of XMPP.
39 function XMPPDaemon($resource=NULL) {
40 static $attrs = array('server', 'port', 'user', 'password', 'host');
42 foreach ($attrs as $attr)
44 $this->$attr = common_config('xmpp', $attr);
48 $this->resource = $resource;
50 $this->resource = common_config('xmpp', 'resource') . 'daemon';
53 $this->log(LOG_INFO, "{$this->user}@{$this->server}/{$this->resource}");
57 $connect_to = ($this->host) ? $this->host : $this->server;
59 $this->log(LOG_INFO, "Connecting to $connect_to on port $this->port");
61 $this->conn = jabber_connect($this->resource);
66 return !$this->conn->disconnected;
70 while(!$this->conn->disconnected) {
71 $payloads = $this->conn->processUntil(array('message', 'presence',
72 'end_stream', 'session_start'));
73 foreach($payloads as $event) {
75 $this->log(LOG_DEBUG, "Received '$event[0]': " . print_r($pl, TRUE));
78 $this->handle_message($pl);
81 $this->handle_presence($pl);
84 $this->handle_session($pl);
91 function get_user($from) {
92 $user = User::staticGet('jabber', jabber_normalize_jid($from));
96 function get_confirmation($from) {
97 $confirm = new Confirm_address();
98 $confirm->address = $from;
99 $confirm->address_type = 'jabber';
100 if ($confirm->find(TRUE)) {
107 function handle_message(&$pl) {
108 if ($pl['type'] != 'chat') {
111 if (strlen($pl['body']) == 0) {
115 $this->log(LOG_WARNING, 'Message from unknown user ' . $from);
118 if ($this->handle_command($user, $pl['body'])) {
121 $this->add_notice($user, $pl);
125 function handle_command($user, $body) {
127 switch(trim($body)) {
129 $this->set_notify($user, true);
132 $this->set_notify($user, false);
139 function set_notify(&$user, $notify) {
140 $orig = clone($user);
141 $user->jabbernotify = $notify;
142 $result = $user->update($orig);
144 $last_error = &PEAR::getStaticProperty('DB_DataObject','lastError');
145 $this->log(LOG_ERROR,
146 'Could not set notify flag to ' . $notify .
147 ' for user ' . common_log_objstring($user) .
148 ': ' . $last_error->message);
151 'User ' . $user->nickname . ' set notify flag to ' . $notify);
155 function add_notice(&$user, &$pl) {
156 $notice = new Notice();
157 $notice->profile_id = $user->id;
158 $notice->content = trim(substr($pl['body'], 0, 140));
159 $notice->created = DB_DataObject_Cast::dateTime();
160 $notice->query('BEGIN');
161 $id = $notice->insert();
163 $last_error = &PEAR::getStaticProperty('DB_DataObject','lastError');
164 $this->log(LOG_ERROR,
165 'Could not insert ' . common_log_objstring($notice) .
166 ' for user ' . common_log_objstring($user) .
167 ': ' . $last_error->message);
170 $orig = clone($notice);
171 $notice->uri = common_notice_uri($notice);
172 $result = $notice->update($orig);
174 $last_error = &PEAR::getStaticProperty('DB_DataObject','lastError');
175 $this->log(LOG_ERROR,
176 'Could not add URI to ' . common_log_objstring($notice) .
177 ' for user ' . common_log_objstring($user) .
178 ': ' . $last_error->message);
181 $notice->query('COMMIT');
182 common_broadcast_notice($notice);
184 'Added notice ' . $notice->id . ' from user ' . $user->nickname);
187 function handle_presence(&$pl) {
188 $from = jabber_normalize_jid($pl['from']);
189 switch ($pl['type']) {
191 # We let anyone subscribe
192 $this->subscribed($from);
194 'Accepted subscription from ' . $from);
197 $confirm = $this->get_confirmation($from);
199 $user = User::staticGet($confirm->user_id);
201 jabber_confirm_address($confirm->code,
205 $this->log(LOG_WARNING,
206 'got unexpected subscribed message from ' . $from);
210 $user = $this->get_user($from);
212 $this->set_notify($user, false);
215 $confirm = $this->get_confirmation($from);
217 $user = User::staticGet($confirm->user_id);
223 'Ignoring "' . $pl['type'] . '" from ' . $from);
227 $user = User::staticGet('jabber', $from);
229 $this->log(LOG_WARNING, 'Message from unknown user ' . $from);
232 if ($user->updatefrompresence) {
233 $this->log(LOG_INFO, 'Updating ' . $user->nickname .
234 ' status from presence.');
235 $this->add_notice($user, $pl);
242 function log($level, $msg) {
243 common_log($level, 'XMPPDaemon('.$this->resource.'): '.$msg);
246 function subscribed($to) {
247 jabber_special_presence('subscribed', $to);
250 function set_status($status) {
251 $this->log(LOG_INFO, 'Setting status to "' . $status . '"');
252 jabber_send_presence($status);
256 $resource = ($argc > 1) ? $argv[1] : NULL;
258 $daemon = new XMPPDaemon($resource);
260 if ($daemon->connect()) {
261 $daemon->set_status("Send me a message to post a notice");