4 * StatusNet - the distributed open-source microblogging tool
5 * Copyright (C) 2008, 2009, StatusNet, 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 define('INSTALLDIR', realpath(dirname(__FILE__) . '/../../..'));
23 $shortoptions = 'di::';
24 $longoptions = array('id::', 'debug');
26 $helptext = <<<END_OF_TRIM_HELP
27 Batch script for synching local friends with Twitter friends.
28 -i --id Identity (default 'generic')
29 -d --debug Debug (lots of log output)
33 require_once INSTALLDIR . '/scripts/commandline.inc';
34 require_once INSTALLDIR . '/lib/parallelizingdaemon.php';
35 require_once INSTALLDIR . '/plugins/TwitterBridge/twitter.php';
36 require_once INSTALLDIR . '/plugins/TwitterBridge/twitteroauthclient.php';
39 * Daemon to sync local friends with Twitter friends
43 * @author Zach Copley <zach@status.net>
44 * @author Evan Prodromou <evan@status.net>
45 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
46 * @link http://status.net/
48 class SyncTwitterFriendsDaemon extends ParallelizingDaemon
53 * @param string $id the name/id of this daemon
54 * @param int $interval sleep this long before doing everything again
55 * @param int $max_children maximum number of child processes at a time
56 * @param boolean $debug debug output flag
61 function __construct($id = null, $interval = 60,
62 $max_children = 2, $debug = null)
64 parent::__construct($id, $interval, $max_children, $debug);
70 * @return string Name of the daemon.
74 return ('synctwitterfriends.' . $this->_id);
78 * Find all the Twitter foreign links for users who have requested
79 * automatically subscribing to their Twitter friends locally.
81 * @return array flinks an array of Foreign_link objects
86 $flink = new Foreign_link();
88 $conn = &$flink->getDatabaseConnection();
90 $flink->service = TWITTER_SERVICE;
91 $flink->orderBy('last_friendsync');
92 $flink->limit(25); // sync this many users during this run
95 while ($flink->fetch()) {
96 if (($flink->friendsync & FOREIGN_FRIEND_RECV) == FOREIGN_FRIEND_RECV) {
97 $flinks[] = clone($flink);
103 global $_DB_DATAOBJECT;
104 unset($_DB_DATAOBJECT['CONNECTIONS']);
109 function childTask($flink) {
110 // Each child ps needs its own DB connection
112 // Note: DataObject::getDatabaseConnection() creates
113 // a new connection if there isn't one already
114 $conn = &$flink->getDatabaseConnection();
116 $this->subscribeTwitterFriends($flink);
118 $flink->last_friendsync = common_sql_now();
123 // XXX: Couldn't find a less brutal way to blow
124 // away a cached connection
125 global $_DB_DATAOBJECT;
126 unset($_DB_DATAOBJECT['CONNECTIONS']);
129 function fetchTwitterFriends($flink)
135 if (TwitterOAuthClient::isPackedToken($flink->credentials)) {
136 $token = TwitterOAuthClient::unpackToken($flink->credentials);
137 $client = new TwitterOAuthClient($token->key, $token->secret);
138 common_debug($this->name() . '- Grabbing friends IDs with OAuth.');
140 common_debug("Skipping Twitter friends for {$flink->user_id} since not OAuth.");
145 $friends_ids = $client->friendsIds();
146 } catch (Exception $e) {
147 common_log(LOG_WARNING, $this->name() .
148 ' - error getting friend ids: ' .
153 if (empty($friends_ids)) {
154 common_debug($this->name() .
155 " - Twitter user $flink->foreign_id " .
156 'doesn\'t have any friends!');
160 common_debug($this->name() . ' - Twitter\'s API says Twitter user id ' .
161 "$flink->foreign_id has " .
162 count($friends_ids) . ' friends.');
164 // Calculate how many pages to get...
165 $pages = ceil(count($friends_ids) / 100);
168 common_debug($this->name() . " - $user seems to have no friends.");
171 for ($i = 1; $i <= $pages; $i++) {
174 $more_friends = $client->statusesFriends(null, null, null, $i);
175 } catch (Exception $e) {
176 common_log(LOG_WARNING, $this->name() .
177 ' - cURL error getting Twitter statuses/friends ' .
178 "page $i - " . $e->getCode() . ' - ' .
182 if (empty($more_friends)) {
183 common_log(LOG_WARNING, $this->name() .
184 " - Couldn't retrieve page $i " .
185 "of Twitter user $flink->foreign_id friends.");
188 $friends = array_merge($friends, $more_friends);
195 function subscribeTwitterFriends($flink)
197 $friends = $this->fetchTwitterFriends($flink);
199 if (empty($friends)) {
200 common_debug($this->name() .
201 ' - Couldn\'t get friends from Twitter for ' .
202 "Twitter user $flink->foreign_id.");
206 $user = $flink->getUser();
208 foreach ($friends as $friend) {
210 $friend_name = $friend->screen_name;
211 $friend_id = (int) $friend->id;
213 // Update or create the Foreign_user record for each
216 if (!save_twitter_user($friend_id, $friend_name)) {
217 common_log(LOG_WARNING, $this->name() .
218 " - Couldn't save $screen_name's friend, $friend_name.");
222 // Check to see if there's a related local user
224 $friend_flink = Foreign_link::getByForeignID($friend_id,
227 if (!empty($friend_flink)) {
229 // Get associated user and subscribe her
231 $friend_user = User::staticGet('id', $friend_flink->user_id);
233 if (!empty($friend_user)) {
234 $result = subs_subscribe_to($user, $friend_user);
236 if ($result === true) {
238 $this->name() . ' - Subscribed ' .
239 "$friend_user->nickname to $user->nickname.");
241 common_debug($this->name() .
242 ' - Tried subscribing ' .
243 "$friend_user->nickname to $user->nickname - " .
258 if (have_option('i')) {
259 $id = get_option_value('i');
260 } else if (have_option('--id')) {
261 $id = get_option_value('--id');
262 } else if (count($args) > 0) {
268 if (have_option('d') || have_option('debug')) {
272 $syncer = new SyncTwitterFriendsDaemon($id, 60, 2, $debug);