4 * StatusNet - the distributed open-source microblogging tool
5 * Copyright (C) 2008-2010, 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 // Tune number of processes and how often to poll Twitter
24 // XXX: Should these things be in config.php?
25 define('MAXCHILDREN', 2);
26 define('POLL_INTERVAL', 60); // in seconds
28 $shortoptions = 'di::';
29 $longoptions = array('id::', 'debug');
31 $helptext = <<<END_OF_TRIM_HELP
32 Batch script for retrieving Twitter messages from foreign service.
34 -i --id Identity (default 'generic')
35 -d --debug Debug (lots of log output)
39 require_once INSTALLDIR . '/scripts/commandline.inc';
40 require_once INSTALLDIR . '/lib/common.php';
41 require_once INSTALLDIR . '/lib/daemon.php';
42 require_once INSTALLDIR . '/plugins/TwitterBridge/twitter.php';
43 require_once INSTALLDIR . '/plugins/TwitterBridge/twitteroauthclient.php';
46 * Fetch statuses from Twitter
48 * Fetches statuses from Twitter and inserts them as notices
50 * NOTE: an Avatar path MUST be set in config.php for this
51 * script to work, e.g.:
52 * $config['avatar']['path'] = $config['site']['path'] . '/avatar/';
54 * @todo @fixme @gar Fix the above. For some reason $_path is always empty when
55 * this script is run, so the default avatar path is always set wrong in
56 * default.php. Therefore it must be set explicitly in config.php. --Z
60 * @author Zach Copley <zach@status.net>
61 * @author Evan Prodromou <evan@status.net>
62 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
63 * @link http://status.net/
66 class TwitterStatusFetcher extends ParallelizingDaemon
71 * @param string $id the name/id of this daemon
72 * @param int $interval sleep this long before doing everything again
73 * @param int $max_children maximum number of child processes at a time
74 * @param boolean $debug debug output flag
79 function __construct($id = null, $interval = 60,
80 $max_children = 2, $debug = null)
82 parent::__construct($id, $interval, $max_children, $debug);
88 * @return string Name of the daemon.
93 return ('twitterstatusfetcher.'.$this->_id);
97 * Find all the Twitter foreign links for users who have requested
98 * importing of their friends' timelines
100 * @return array flinks an array of Foreign_link objects
103 function getObjects()
105 global $_DB_DATAOBJECT;
107 $flink = new Foreign_link();
108 $conn = &$flink->getDatabaseConnection();
110 $flink->service = TWITTER_SERVICE;
111 $flink->orderBy('last_noticesync');
116 while ($flink->fetch()) {
118 if (($flink->noticesync & FOREIGN_NOTICE_RECV) ==
119 FOREIGN_NOTICE_RECV) {
120 $flinks[] = clone($flink);
121 common_log(LOG_INFO, "sync: foreign id $flink->foreign_id");
123 common_log(LOG_INFO, "nothing to sync");
131 unset($_DB_DATAOBJECT['CONNECTIONS']);
136 function childTask($flink) {
138 // Each child ps needs its own DB connection
140 // Note: DataObject::getDatabaseConnection() creates
141 // a new connection if there isn't one already
143 $conn = &$flink->getDatabaseConnection();
145 $this->getTimeline($flink);
147 $flink->last_friendsync = common_sql_now();
152 // XXX: Couldn't find a less brutal way to blow
153 // away a cached connection
155 global $_DB_DATAOBJECT;
156 unset($_DB_DATAOBJECT['CONNECTIONS']);
159 function getTimeline($flink)
162 common_log(LOG_WARNING, $this->name() .
163 " - Can't retrieve Foreign_link for foreign ID $fid");
167 common_debug($this->name() . ' - Trying to get timeline for Twitter user ' .
170 // XXX: Biggest remaining issue - How do we know at which status
171 // to start importing? How many statuses? Right now I'm going
172 // with the default last 20.
176 if (TwitterOAuthClient::isPackedToken($flink->credentials)) {
177 $token = TwitterOAuthClient::unpackToken($flink->credentials);
178 $client = new TwitterOAuthClient($token->key, $token->secret);
179 common_debug($this->name() . ' - Grabbing friends timeline with OAuth.');
181 common_debug("Skipping friends timeline for $flink->foreign_id since not OAuth.");
187 $timeline = $client->statusesHomeTimeline();
188 } catch (Exception $e) {
189 common_log(LOG_WARNING, $this->name() .
190 ' - Twitter client unable to get friends timeline for user ' .
191 $flink->user_id . ' - code: ' .
192 $e->getCode() . 'msg: ' . $e->getMessage());
195 if (empty($timeline)) {
196 common_log(LOG_WARNING, $this->name() . " - Empty timeline.");
200 common_debug(LOG_INFO, $this->name() . ' - Retrieved ' . sizeof($timeline) . ' statuses from Twitter.');
202 // Reverse to preserve order
204 foreach (array_reverse($timeline) as $status) {
206 // Hacktastic: filter out stuff coming from this StatusNet
208 $source = mb_strtolower(common_config('integration', 'source'));
210 if (preg_match("/$source/", mb_strtolower($status->source))) {
211 common_debug($this->name() . ' - Skipping import of status ' .
212 $status->id . ' with source ' . $source);
216 // Don't save it if the user is protected
217 // FIXME: save it but treat it as private
219 if ($status->user->protected) {
223 $notice = $this->saveStatus($status);
225 if (!empty($notice)) {
226 Inbox::insertNotice($flink->user_id, $notice->id);
230 // Okay, record the time we synced with Twitter for posterity
232 $flink->last_noticesync = common_sql_now();
236 function saveStatus($status)
238 $profile = $this->ensureProfile($status->user);
240 if (empty($profile)) {
241 common_log(LOG_ERR, $this->name() .
242 ' - Problem saving notice. No associated Profile.');
246 $statusUri = $this->makeStatusURI($status->user->screen_name, $status->id);
248 // check to see if we've already imported the status
250 $dupe = $this->checkDupe($profile, $statusUri);
256 " - Ignoring duplicate import: $statusUri"
261 common_debug("Saving status {$status->id} with data " . print_r($status, true));
263 // If it's a retweet, save it as a repeat!
265 if (!empty($status->retweeted_status)) {
266 common_log(LOG_INFO, "Status {$status->id} is a retweet of {$status->retweeted_status->id}.");
267 $original = $this->saveStatus($status->retweeted_status);
268 if (empty($original)) {
271 $author = $original->getProfile();
272 // TRANS: Message used to repeat a notice. RT is the abbreviation of 'retweet'.
273 // TRANS: %1$s is the repeated user's name, %2$s is the repeated notice.
274 $content = sprintf(_('RT @%1$s %2$s'),
277 $repeat = Notice::saveNew($profile->id,
280 array('repeat_of' => $original->id,
281 'uri' => $statusUri));
282 common_log(LOG_INFO, "Saved {$repeat->id} as a repeat of {$original->id}");
287 $notice = new Notice();
289 $notice->profile_id = $profile->id;
290 $notice->uri = $statusUri;
291 $notice->url = $statusUri;
292 $notice->created = strftime(
294 strtotime($status->created_at)
297 $notice->source = 'twitter';
299 $notice->reply_to = null;
301 if (!empty($status->in_reply_to_status_id)) {
302 common_log(LOG_INFO, "Status {$status->id} is a reply to status {$status->in_reply_to_status_id}");
303 $replyUri = $this->makeStatusURI($status->in_reply_to_screen_name, $status->in_reply_to_status_id);
304 $reply = Notice::staticGet('uri', $replyUri);
306 common_log(LOG_INFO, "Couldn't find local notice for status {$status->in_reply_to_status_id}");
308 common_log(LOG_INFO, "Found local notice {$reply->id} for status {$status->in_reply_to_status_id}");
309 $notice->reply_to = $reply->id;
310 $notice->conversation = $reply->conversation;
314 if (empty($notice->conversation)) {
315 $conv = Conversation::create();
316 $notice->conversation = $conv->id;
317 common_log(LOG_INFO, "No known conversation for status {$status->id} so making a new one {$conv->id}.");
320 $notice->is_local = Notice::GATEWAY;
322 $notice->content = common_shorten_links($status->text);
323 $notice->rendered = common_render_content(
328 if (Event::handle('StartNoticeSave', array(&$notice))) {
330 $id = $notice->insert();
333 common_log_db_error($notice, 'INSERT', __FILE__);
334 common_log(LOG_ERR, $this->name() .
335 ' - Problem saving notice.');
338 Event::handle('EndNoticeSave', array($notice));
341 $notice->blowOnInsert();
347 * Make an URI for a status.
349 * @param object $status status object
354 function makeStatusURI($username, $id)
356 return 'http://twitter.com/'
363 * Look up a Profile by profileurl field. Profile::staticGet() was
364 * not working consistently.
366 * @param string $nickname local nickname of the Twitter user
367 * @param string $profileurl the profile url
369 * @return mixed value the first Profile with that url, or null
372 function getProfileByUrl($nickname, $profileurl)
374 $profile = new Profile();
375 $profile->nickname = $nickname;
376 $profile->profileurl = $profileurl;
379 if ($profile->find()) {
388 * Check to see if this Twitter status has already been imported
390 * @param Profile $profile Twitter user's local profile
391 * @param string $statusUri URI of the status on Twitter
393 * @return mixed value a matching Notice or null
396 function checkDupe($profile, $statusUri)
398 $notice = new Notice();
399 $notice->uri = $statusUri;
400 $notice->profile_id = $profile->id;
403 if ($notice->find()) {
411 function ensureProfile($user)
413 // check to see if there's already a profile for this user
415 $profileurl = 'http://twitter.com/' . $user->screen_name;
416 $profile = $this->getProfileByUrl($user->screen_name, $profileurl);
418 if (!empty($profile)) {
419 common_debug($this->name() .
420 " - Profile for $profile->nickname found.");
422 // Check to see if the user's Avatar has changed
424 $this->checkAvatar($user, $profile);
429 common_debug($this->name() . ' - Adding profile and remote profile ' .
430 "for Twitter user: $profileurl.");
432 $profile = new Profile();
433 $profile->query("BEGIN");
435 $profile->nickname = $user->screen_name;
436 $profile->fullname = $user->name;
437 $profile->homepage = $user->url;
438 $profile->bio = $user->description;
439 $profile->location = $user->location;
440 $profile->profileurl = $profileurl;
441 $profile->created = common_sql_now();
444 $id = $profile->insert();
445 } catch(Exception $e) {
446 common_log(LOG_WARNING, $this->name . ' Couldn\'t insert profile - ' . $e->getMessage());
450 common_log_db_error($profile, 'INSERT', __FILE__);
451 $profile->query("ROLLBACK");
455 // check for remote profile
457 $remote_pro = Remote_profile::staticGet('uri', $profileurl);
459 if (empty($remote_pro)) {
461 $remote_pro = new Remote_profile();
463 $remote_pro->id = $id;
464 $remote_pro->uri = $profileurl;
465 $remote_pro->created = common_sql_now();
468 $rid = $remote_pro->insert();
469 } catch (Exception $e) {
470 common_log(LOG_WARNING, $this->name() . ' Couldn\'t save remote profile - ' . $e->getMessage());
474 common_log_db_error($profile, 'INSERT', __FILE__);
475 $profile->query("ROLLBACK");
480 $profile->query("COMMIT");
482 $this->saveAvatars($user, $id);
488 function checkAvatar($twitter_user, $profile)
492 $path_parts = pathinfo($twitter_user->profile_image_url);
494 $newname = 'Twitter_' . $twitter_user->id . '_' .
495 $path_parts['basename'];
497 $oldname = $profile->getAvatar(48)->filename;
499 if ($newname != $oldname) {
500 common_debug($this->name() . ' - Avatar for Twitter user ' .
501 "$profile->nickname has changed.");
502 common_debug($this->name() . " - old: $oldname new: $newname");
504 $this->updateAvatars($twitter_user, $profile);
507 if ($this->missingAvatarFile($profile)) {
508 common_debug($this->name() . ' - Twitter user ' .
510 ' is missing one or more local avatars.');
511 common_debug($this->name() ." - old: $oldname new: $newname");
513 $this->updateAvatars($twitter_user, $profile);
517 function updateAvatars($twitter_user, $profile) {
521 $path_parts = pathinfo($twitter_user->profile_image_url);
523 $img_root = substr($path_parts['basename'], 0, -11);
524 $ext = $path_parts['extension'];
525 $mediatype = $this->getMediatype($ext);
527 foreach (array('mini', 'normal', 'bigger') as $size) {
528 $url = $path_parts['dirname'] . '/' .
529 $img_root . '_' . $size . ".$ext";
530 $filename = 'Twitter_' . $twitter_user->id . '_' .
531 $img_root . "_$size.$ext";
533 $this->updateAvatar($profile->id, $size, $mediatype, $filename);
534 $this->fetchAvatar($url, $filename);
538 function missingAvatarFile($profile) {
539 foreach (array(24, 48, 73) as $size) {
540 $filename = $profile->getAvatar($size)->filename;
541 $avatarpath = Avatar::path($filename);
542 if (file_exists($avatarpath) == FALSE) {
549 function getMediatype($ext)
553 switch (strtolower($ext)) {
555 $mediatype = 'image/jpg';
558 $mediatype = 'image/gif';
561 $mediatype = 'image/png';
567 function saveAvatars($user, $id)
571 $path_parts = pathinfo($user->profile_image_url);
572 $ext = $path_parts['extension'];
573 $end = strlen('_normal' . $ext);
574 $img_root = substr($path_parts['basename'], 0, -($end+1));
575 $mediatype = $this->getMediatype($ext);
577 foreach (array('mini', 'normal', 'bigger') as $size) {
578 $url = $path_parts['dirname'] . '/' .
579 $img_root . '_' . $size . ".$ext";
580 $filename = 'Twitter_' . $user->id . '_' .
581 $img_root . "_$size.$ext";
583 if ($this->fetchAvatar($url, $filename)) {
584 $this->newAvatar($id, $size, $mediatype, $filename);
586 common_log(LOG_WARNING, $id() .
587 " - Problem fetching Avatar: $url");
592 function updateAvatar($profile_id, $size, $mediatype, $filename) {
594 common_debug($this->name() . " - Updating avatar: $size");
596 $profile = Profile::staticGet($profile_id);
598 if (empty($profile)) {
599 common_debug($this->name() . " - Couldn't get profile: $profile_id!");
603 $sizes = array('mini' => 24, 'normal' => 48, 'bigger' => 73);
604 $avatar = $profile->getAvatar($sizes[$size]);
606 // Delete the avatar, if present
612 $this->newAvatar($profile->id, $size, $mediatype, $filename);
615 function newAvatar($profile_id, $size, $mediatype, $filename)
619 $avatar = new Avatar();
620 $avatar->profile_id = $profile_id;
625 $avatar->height = 24;
629 $avatar->height = 48;
633 // Note: Twitter's big avatars are a different size than
634 // StatusNet's (StatusNet's = 96)
637 $avatar->height = 73;
640 $avatar->original = 0; // we don't have the original
641 $avatar->mediatype = $mediatype;
642 $avatar->filename = $filename;
643 $avatar->url = Avatar::url($filename);
645 $avatar->created = common_sql_now();
648 $id = $avatar->insert();
649 } catch (Exception $e) {
650 common_log(LOG_WARNING, $this->name() . ' Couldn\'t insert avatar - ' . $e->getMessage());
654 common_log_db_error($avatar, 'INSERT', __FILE__);
658 common_debug($this->name() .
659 " - Saved new $size avatar for $profile_id.");
665 * Fetch a remote avatar image and save to local storage.
667 * @param string $url avatar source URL
668 * @param string $filename bare local filename for download
669 * @return bool true on success, false on failure
671 function fetchAvatar($url, $filename)
673 common_debug($this->name() . " - Fetching Twitter avatar: $url");
675 $request = HTTPClient::start();
676 $response = $request->get($url);
677 if ($response->isOk()) {
678 $avatarfile = Avatar::path($filename);
679 $ok = file_put_contents($avatarfile, $response->getBody());
681 common_log(LOG_WARNING, $this->name() .
682 " - Couldn't open file $filename");
696 if (have_option('i')) {
697 $id = get_option_value('i');
698 } else if (have_option('--id')) {
699 $id = get_option_value('--id');
700 } else if (count($args) > 0) {
706 if (have_option('d') || have_option('debug')) {
710 $fetcher = new TwitterStatusFetcher($id, 60, 2, $debug);