3 * StatusNet - the distributed open-source microblogging tool
4 * Copyright (C) 2008, 2009, StatusNet, 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/>.
21 * @author Brenda Wallace <shiny@cpan.org>
22 * @author Christopher Vollick <psycotica0@gmail.com>
23 * @author CiaranG <ciaran@ciarang.com>
24 * @author Craig Andrews <candrews@integralblue.com>
25 * @author Evan Prodromou <evan@controlezvous.ca>
26 * @author Gina Haeussge <osd@foosel.net>
27 * @author Jeffery To <jeffery.to@gmail.com>
28 * @author Mike Cochrane <mikec@mikenz.geek.nz>
29 * @author Robin Millette <millette@controlyourself.ca>
30 * @author Sarven Capadisli <csarven@controlyourself.ca>
31 * @author Tom Adams <tom@holizz.com>
32 * @license GNU Affero General Public License http://www.gnu.org/licenses/
35 if (!defined('STATUSNET') && !defined('LACONICA')) {
40 * Table Definition for notice
42 require_once INSTALLDIR.'/classes/Memcached_DataObject.php';
44 /* We keep the first three 20-notice pages, plus one for pagination check,
45 * in the memcached cache. */
47 define('NOTICE_CACHE_WINDOW', 61);
49 define('MAX_BOXCARS', 128);
51 class Notice extends Memcached_DataObject
54 /* the code below is auto generated do not remove the above tag */
56 public $__table = 'notice'; // table name
57 public $id; // int(4) primary_key not_null
58 public $profile_id; // int(4) not_null
59 public $uri; // varchar(255) unique_key
60 public $content; // text()
61 public $rendered; // text()
62 public $url; // varchar(255)
63 public $created; // datetime() not_null
64 public $modified; // timestamp() not_null default_CURRENT_TIMESTAMP
65 public $reply_to; // int(4)
66 public $is_local; // tinyint(1)
67 public $source; // varchar(32)
68 public $conversation; // int(4)
69 public $lat; // decimal(10,7)
70 public $lon; // decimal(10,7)
71 public $location_id; // int(4)
72 public $location_ns; // int(4)
75 function staticGet($k,$v=NULL) {
76 return Memcached_DataObject::staticGet('Notice',$k,$v);
79 /* the code above is auto generated do not remove the tag below */
83 const LOCAL_PUBLIC = 1;
85 const LOCAL_NONPUBLIC = -1;
90 return Profile::staticGet('id', $this->profile_id);
95 $this->blowCaches(true);
96 $this->blowFavesCache(true);
97 $this->blowSubsCache(true);
99 // For auditing purposes, save a record that the notice
102 $deleted = new Deleted_notice();
104 $deleted->id = $this->id;
105 $deleted->profile_id = $this->profile_id;
106 $deleted->uri = $this->uri;
107 $deleted->created = $this->created;
108 $deleted->deleted = common_sql_now();
110 $this->query('BEGIN');
114 //Null any notices that are replies to this notice
115 $this->query(sprintf("UPDATE notice set reply_to = null WHERE reply_to = %d", $this->id));
116 $related = array('Reply',
123 foreach ($related as $cls) {
125 $inst->notice_id = $this->id;
128 $result = parent::delete();
129 $this->query('COMMIT');
134 /* extract all #hastags */
135 $count = preg_match_all('/(?:^|\s)#([\pL\pN_\-\.]{1,64})/', strtolower($this->content), $match);
140 //turn each into their canonical tag
141 //this is needed to remove dupes before saving e.g. #hash.tag = #hashtag
143 for($i=0; $i<count($match[1]); $i++) {
144 $hashtags[] = common_canonical_tag($match[1][$i]);
147 /* Add them to the database */
148 foreach(array_unique($hashtags) as $hashtag) {
149 /* elide characters we don't want in the tag */
150 $this->saveTag($hashtag);
155 function saveTag($hashtag)
157 $tag = new Notice_tag();
158 $tag->notice_id = $this->id;
159 $tag->tag = $hashtag;
160 $tag->created = $this->created;
161 $id = $tag->insert();
164 throw new ServerException(sprintf(_('DB error inserting hashtag: %s'),
165 $last_error->message));
170 static function saveNew($profile_id, $content, $source=null,
171 $is_local=Notice::LOCAL_PUBLIC, $reply_to=null, $uri=null, $created=null,
172 $lat=null, $lon=null, $location_id=null, $location_ns=null) {
174 $profile = Profile::staticGet($profile_id);
176 $final = common_shorten_links($content);
178 if (Notice::contentTooLong($final)) {
179 throw new ClientException(_('Problem saving notice. Too long.'));
182 if (empty($profile)) {
183 throw new ClientException(_('Problem saving notice. Unknown user.'));
186 if (common_config('throttle', 'enabled') && !Notice::checkEditThrottle($profile_id)) {
187 common_log(LOG_WARNING, 'Excessive posting by profile #' . $profile_id . '; throttled.');
188 throw new ClientException(_('Too many notices too fast; take a breather '.
189 'and post again in a few minutes.'));
192 if (common_config('site', 'dupelimit') > 0 && !Notice::checkDupes($profile_id, $final)) {
193 common_log(LOG_WARNING, 'Dupe posting by profile #' . $profile_id . '; throttled.');
194 throw new ClientException(_('Too many duplicate messages too quickly;'.
195 ' take a breather and post again in a few minutes.'));
198 $banned = common_config('profile', 'banned');
200 if ( in_array($profile_id, $banned) || in_array($profile->nickname, $banned)) {
201 common_log(LOG_WARNING, "Attempted post from banned user: $profile->nickname (user id = $profile_id).");
202 throw new ClientException(_('You are banned from posting notices on this site.'));
205 $notice = new Notice();
206 $notice->profile_id = $profile_id;
208 $blacklist = common_config('public', 'blacklist');
209 $autosource = common_config('public', 'autosource');
211 # Blacklisted are non-false, but not 1, either
213 if (($blacklist && in_array($profile_id, $blacklist)) ||
214 ($source && $autosource && in_array($source, $autosource))) {
215 $notice->is_local = Notice::LOCAL_NONPUBLIC;
217 $notice->is_local = $is_local;
220 if (!empty($created)) {
221 $notice->created = $created;
223 $notice->created = common_sql_now();
226 $notice->content = $final;
227 $notice->rendered = common_render_content($final, $notice);
228 $notice->source = $source;
231 $notice->reply_to = self::getReplyTo($reply_to, $profile_id, $source, $final);
233 if (!empty($notice->reply_to)) {
234 $reply = Notice::staticGet('id', $notice->reply_to);
235 $notice->conversation = $reply->conversation;
238 if (!empty($lat) && !empty($lon)) {
241 $notice->location_id = $location_id;
242 $notice->location_ns = $location_ns;
243 } else if (!empty($location_ns) && !empty($location_id)) {
244 $location = Location::fromId($location_id, $location_ns);
245 if (!empty($location)) {
246 $notice->lat = $location->lat;
247 $notice->lon = $location->lon;
248 $notice->location_id = $location_id;
249 $notice->location_ns = $location_ns;
252 $notice->lat = $profile->lat;
253 $notice->lon = $profile->lon;
254 $notice->location_id = $profile->location_id;
255 $notice->location_ns = $profile->location_ns;
258 if (Event::handle('StartNoticeSave', array(&$notice))) {
260 // XXX: some of these functions write to the DB
262 $notice->query('BEGIN');
264 $id = $notice->insert();
267 common_log_db_error($notice, 'INSERT', __FILE__);
268 throw new ServerException(_('Problem saving notice.'));
271 // Update ID-dependent columns: URI, conversation
273 $orig = clone($notice);
278 $notice->uri = common_notice_uri($notice);
282 // If it's not part of a conversation, it's
283 // the beginning of a new conversation.
285 if (empty($notice->conversation)) {
286 $notice->conversation = $notice->id;
291 if (!$notice->update($orig)) {
292 common_log_db_error($notice, 'UPDATE', __FILE__);
293 throw new ServerException(_('Problem saving notice.'));
297 // XXX: do we need to change this for remote users?
301 $notice->addToInboxes();
305 $notice->query('COMMIT');
307 Event::handle('EndNoticeSave', array($notice));
310 # Clear the cache for subscribed users, so they'll update at next request
311 # XXX: someone clever could prepend instead of clearing the cache
313 $notice->blowCaches();
318 /** save all urls in the notice to the db
320 * follow redirects and save all available file information
321 * (mimetype, date, size, oembed, etc.)
325 function saveUrls() {
326 common_replace_urls_callback($this->content, array($this, 'saveUrl'), $this->id);
329 function saveUrl($data) {
330 list($url, $notice_id) = $data;
331 File::processNew($url, $notice_id);
334 static function checkDupes($profile_id, $content) {
335 $profile = Profile::staticGet($profile_id);
336 if (empty($profile)) {
339 $notice = $profile->getNotices(0, NOTICE_CACHE_WINDOW);
340 if (!empty($notice)) {
342 while ($notice->fetch()) {
343 if (time() - strtotime($notice->created) >= common_config('site', 'dupelimit')) {
345 } else if ($notice->content == $content) {
350 # If we get here, oldest item in cache window is not
351 # old enough for dupe limit; do direct check against DB
352 $notice = new Notice();
353 $notice->profile_id = $profile_id;
354 $notice->content = $content;
355 if (common_config('db','type') == 'pgsql')
356 $notice->whereAdd('extract(epoch from now() - created) < ' . common_config('site', 'dupelimit'));
358 $notice->whereAdd('now() - created < ' . common_config('site', 'dupelimit'));
360 $cnt = $notice->count();
364 static function checkEditThrottle($profile_id) {
365 $profile = Profile::staticGet($profile_id);
366 if (empty($profile)) {
370 $notice = $profile->getNotices(common_config('throttle', 'count') - 1, 1);
371 if ($notice && $notice->fetch()) {
372 # If the Nth notice was posted less than timespan seconds ago
373 if (time() - strtotime($notice->created) <= common_config('throttle', 'timespan')) {
378 # Either not N notices in the stream, OR the Nth was not posted within timespan seconds
382 function getUploadedAttachment() {
384 $query = 'select file.url as up, file.id as i from file join file_to_post on file.id = file_id where post_id=' . $post->escape($post->id) . ' and url like "%/notice/%/file"';
385 $post->query($query);
387 if (empty($post->up) || empty($post->i)) {
390 $ret = array($post->up, $post->i);
396 function hasAttachments() {
398 $query = "select count(file_id) as n_attachments from file join file_to_post on (file_id = file.id) join notice on (post_id = notice.id) where post_id = " . $post->escape($post->id);
399 $post->query($query);
401 $n_attachments = intval($post->n_attachments);
403 return $n_attachments;
406 function attachments() {
409 $f2p = new File_to_post;
410 $f2p->post_id = $this->id;
412 while ($f2p->fetch()) {
413 $f = File::staticGet($f2p->file_id);
420 function blowCaches($blowLast=false)
422 $this->blowSubsCache($blowLast);
423 $this->blowNoticeCache($blowLast);
424 $this->blowRepliesCache($blowLast);
425 $this->blowPublicCache($blowLast);
426 $this->blowTagCache($blowLast);
427 $this->blowGroupCache($blowLast);
428 $this->blowConversationCache($blowLast);
429 $profile = Profile::staticGet($this->profile_id);
430 $profile->blowNoticeCount();
433 function blowConversationCache($blowLast=false)
435 $cache = common_memcache();
437 $ck = common_cache_key('notice:conversation_ids:'.$this->conversation);
440 $cache->delete($ck.';last');
445 function blowGroupCache($blowLast=false)
447 $cache = common_memcache();
449 $group_inbox = new Group_inbox();
450 $group_inbox->notice_id = $this->id;
451 if ($group_inbox->find()) {
452 while ($group_inbox->fetch()) {
453 $cache->delete(common_cache_key('user_group:notice_ids:' . $group_inbox->group_id));
455 $cache->delete(common_cache_key('user_group:notice_ids:' . $group_inbox->group_id.';last'));
457 $member = new Group_member();
458 $member->group_id = $group_inbox->group_id;
459 if ($member->find()) {
460 while ($member->fetch()) {
461 $cache->delete(common_cache_key('notice_inbox:by_user:' . $member->profile_id));
463 $cache->delete(common_cache_key('notice_inbox:by_user:' . $member->profile_id . ';last'));
469 $group_inbox->free();
474 function blowTagCache($blowLast=false)
476 $cache = common_memcache();
478 $tag = new Notice_tag();
479 $tag->notice_id = $this->id;
481 while ($tag->fetch()) {
482 $tag->blowCache($blowLast);
483 $ck = 'profile:notice_ids_tagged:' . $this->profile_id . ':' . $tag->tag;
487 $cache->delete($ck . ';last');
496 function blowSubsCache($blowLast=false)
498 $cache = common_memcache();
502 $UT = common_config('db','type')=='pgsql'?'"user"':'user';
503 $user->query('SELECT id ' .
505 "FROM $UT JOIN subscription ON $UT.id = subscription.subscriber " .
506 'WHERE subscription.subscribed = ' . $this->profile_id);
508 while ($user->fetch()) {
509 $cache->delete(common_cache_key('notice_inbox:by_user:'.$user->id));
510 $cache->delete(common_cache_key('notice_inbox:by_user_own:'.$user->id));
512 $cache->delete(common_cache_key('notice_inbox:by_user:'.$user->id.';last'));
513 $cache->delete(common_cache_key('notice_inbox:by_user_own:'.$user->id.';last'));
521 function blowNoticeCache($blowLast=false)
523 if ($this->is_local) {
524 $cache = common_memcache();
525 if (!empty($cache)) {
526 $cache->delete(common_cache_key('profile:notice_ids:'.$this->profile_id));
528 $cache->delete(common_cache_key('profile:notice_ids:'.$this->profile_id.';last'));
534 function blowRepliesCache($blowLast=false)
536 $cache = common_memcache();
538 $reply = new Reply();
539 $reply->notice_id = $this->id;
540 if ($reply->find()) {
541 while ($reply->fetch()) {
542 $cache->delete(common_cache_key('reply:stream:'.$reply->profile_id));
544 $cache->delete(common_cache_key('reply:stream:'.$reply->profile_id.';last'));
553 function blowPublicCache($blowLast=false)
555 if ($this->is_local == Notice::LOCAL_PUBLIC) {
556 $cache = common_memcache();
558 $cache->delete(common_cache_key('public'));
560 $cache->delete(common_cache_key('public').';last');
566 function blowFavesCache($blowLast=false)
568 $cache = common_memcache();
571 $fave->notice_id = $this->id;
573 while ($fave->fetch()) {
574 $cache->delete(common_cache_key('fave:ids_by_user:'.$fave->user_id));
575 $cache->delete(common_cache_key('fave:by_user_own:'.$fave->user_id));
577 $cache->delete(common_cache_key('fave:ids_by_user:'.$fave->user_id.';last'));
578 $cache->delete(common_cache_key('fave:by_user_own:'.$fave->user_id.';last'));
587 # XXX: too many args; we need to move to named params or even a separate
588 # class for notice streams
590 static function getStream($qry, $cachekey, $offset=0, $limit=20, $since_id=0, $max_id=0, $order=null, $since=null) {
592 if (common_config('memcached', 'enabled')) {
594 # Skip the cache if this is a since, since_id or max_id qry
595 if ($since_id > 0 || $max_id > 0 || $since) {
596 return Notice::getStreamDirect($qry, $offset, $limit, $since_id, $max_id, $order, $since);
598 return Notice::getCachedStream($qry, $cachekey, $offset, $limit, $order);
602 return Notice::getStreamDirect($qry, $offset, $limit, $since_id, $max_id, $order, $since);
605 static function getStreamDirect($qry, $offset, $limit, $since_id, $max_id, $order, $since) {
610 if (preg_match('/\bWHERE\b/i', $qry)) {
624 $qry .= ' notice.id > ' . $since_id;
636 $qry .= ' notice.id <= ' . $max_id;
648 $qry .= ' notice.created > \'' . date('Y-m-d H:i:s', $since) . '\'';
651 # Allow ORDER override
656 $qry .= ' ORDER BY notice.created DESC, notice.id DESC ';
659 if (common_config('db','type') == 'pgsql') {
660 $qry .= ' LIMIT ' . $limit . ' OFFSET ' . $offset;
662 $qry .= ' LIMIT ' . $offset . ', ' . $limit;
665 $notice = new Notice();
667 $notice->query($qry);
672 # XXX: this is pretty long and should probably be broken up into
673 # some helper functions
675 static function getCachedStream($qry, $cachekey, $offset, $limit, $order) {
677 # If outside our cache window, just go to the DB
679 if ($offset + $limit > NOTICE_CACHE_WINDOW) {
680 return Notice::getStreamDirect($qry, $offset, $limit, null, null, $order, null);
683 # Get the cache; if we can't, just go to the DB
685 $cache = common_memcache();
688 return Notice::getStreamDirect($qry, $offset, $limit, null, null, $order, null);
691 # Get the notices out of the cache
693 $notices = $cache->get(common_cache_key($cachekey));
695 # On a cache hit, return a DB-object-like wrapper
697 if ($notices !== false) {
698 $wrapper = new ArrayWrapper(array_slice($notices, $offset, $limit));
702 # If the cache was invalidated because of new data being
703 # added, we can try and just get the new stuff. We keep an additional
704 # copy of the data at the key + ';last'
706 # No cache hit. Try to get the *last* cached version
708 $last_notices = $cache->get(common_cache_key($cachekey) . ';last');
712 # Reverse-chron order, so last ID is last.
714 $last_id = $last_notices[0]->id;
716 # XXX: this assumes monotonically increasing IDs; a fair
719 $new_notice = Notice::getStreamDirect($qry, 0, NOTICE_CACHE_WINDOW,
720 $last_id, null, $order, null);
723 $new_notices = array();
724 while ($new_notice->fetch()) {
725 $new_notices[] = clone($new_notice);
728 $notices = array_slice(array_merge($new_notices, $last_notices),
729 0, NOTICE_CACHE_WINDOW);
731 # Store the array in the cache for next time
733 $result = $cache->set(common_cache_key($cachekey), $notices);
734 $result = $cache->set(common_cache_key($cachekey) . ';last', $notices);
736 # return a wrapper of the array for use now
738 return new ArrayWrapper(array_slice($notices, $offset, $limit));
742 # Otherwise, get the full cache window out of the DB
744 $notice = Notice::getStreamDirect($qry, 0, NOTICE_CACHE_WINDOW, null, null, $order, null);
746 # If there are no hits, just return the value
748 if (empty($notice)) {
752 # Pack results into an array
756 while ($notice->fetch()) {
757 $notices[] = clone($notice);
762 # Store the array in the cache for next time
764 $result = $cache->set(common_cache_key($cachekey), $notices);
765 $result = $cache->set(common_cache_key($cachekey) . ';last', $notices);
767 # return a wrapper of the array for use now
769 $wrapper = new ArrayWrapper(array_slice($notices, $offset, $limit));
774 function getStreamByIds($ids)
776 $cache = common_memcache();
778 if (!empty($cache)) {
780 foreach ($ids as $id) {
781 $n = Notice::staticGet('id', $id);
786 return new ArrayWrapper($notices);
788 $notice = new Notice();
790 //if no IDs requested, just return the notice object
793 $notice->whereAdd('id in (' . implode(', ', $ids) . ')');
794 $notice->orderBy('id DESC');
801 function publicStream($offset=0, $limit=20, $since_id=0, $max_id=0, $since=null)
803 $ids = Notice::stream(array('Notice', '_publicStreamDirect'),
806 $offset, $limit, $since_id, $max_id, $since);
808 return Notice::getStreamByIds($ids);
811 function _publicStreamDirect($offset=0, $limit=20, $since_id=0, $max_id=0, $since=null)
813 $notice = new Notice();
815 $notice->selectAdd(); // clears it
816 $notice->selectAdd('id');
818 $notice->orderBy('id DESC');
820 if (!is_null($offset)) {
821 $notice->limit($offset, $limit);
824 if (common_config('public', 'localonly')) {
825 $notice->whereAdd('is_local = ' . Notice::LOCAL_PUBLIC);
827 # -1 == blacklisted, -2 == gateway (i.e. Twitter)
828 $notice->whereAdd('is_local !='. Notice::LOCAL_NONPUBLIC);
829 $notice->whereAdd('is_local !='. Notice::GATEWAY);
832 if ($since_id != 0) {
833 $notice->whereAdd('id > ' . $since_id);
837 $notice->whereAdd('id <= ' . $max_id);
840 if (!is_null($since)) {
841 $notice->whereAdd('created > \'' . date('Y-m-d H:i:s', $since) . '\'');
846 if ($notice->find()) {
847 while ($notice->fetch()) {
848 $ids[] = $notice->id;
858 function conversationStream($id, $offset=0, $limit=20, $since_id=0, $max_id=0, $since=null)
860 $ids = Notice::stream(array('Notice', '_conversationStreamDirect'),
862 'notice:conversation_ids:'.$id,
863 $offset, $limit, $since_id, $max_id, $since);
865 return Notice::getStreamByIds($ids);
868 function _conversationStreamDirect($id, $offset=0, $limit=20, $since_id=0, $max_id=0, $since=null)
870 $notice = new Notice();
872 $notice->selectAdd(); // clears it
873 $notice->selectAdd('id');
875 $notice->conversation = $id;
877 $notice->orderBy('id DESC');
879 if (!is_null($offset)) {
880 $notice->limit($offset, $limit);
883 if ($since_id != 0) {
884 $notice->whereAdd('id > ' . $since_id);
888 $notice->whereAdd('id <= ' . $max_id);
891 if (!is_null($since)) {
892 $notice->whereAdd('created > \'' . date('Y-m-d H:i:s', $since) . '\'');
897 if ($notice->find()) {
898 while ($notice->fetch()) {
899 $ids[] = $notice->id;
909 function addToInboxes()
911 // XXX: loads constants
913 $inbox = new Notice_inbox();
915 $users = $this->getSubscribedUsers();
917 // FIXME: kind of ignoring 'transitional'...
918 // we'll probably stop supporting inboxless mode
923 foreach ($users as $id) {
924 $ni[$id] = NOTICE_INBOX_SOURCE_SUB;
927 $groups = $this->saveGroups();
929 foreach ($groups as $group) {
930 $users = $group->getUserMembers();
931 foreach ($users as $id) {
932 if (!array_key_exists($id, $ni)) {
933 $user = User::staticGet('id', $id);
934 if (!$user->hasBlocked($notice->profile_id)) {
935 $ni[$id] = NOTICE_INBOX_SOURCE_GROUP;
941 $recipients = $this->saveReplies();
943 foreach ($recipients as $recipient) {
945 if (!array_key_exists($recipient, $ni)) {
946 $recipientUser = User::staticGet('id', $recipient);
947 if (!empty($recipientUser)) {
948 $ni[$recipient] = NOTICE_INBOX_SOURCE_REPLY;
955 $qryhdr = 'INSERT INTO notice_inbox (user_id, notice_id, source, created) VALUES ';
958 foreach ($ni as $id => $source) {
962 $qry .= '('.$id.', '.$this->id.', '.$source.", '".$this->created. "') ";
964 if (rand() % NOTICE_INBOX_SOFT_LIMIT == 0) {
965 // FIXME: Causes lag in replicated servers
966 // Notice_inbox::gc($id);
968 if ($cnt >= MAX_BOXCARS) {
969 $inbox = new Notice_inbox();
977 $inbox = new Notice_inbox();
984 function getSubscribedUsers()
988 if(common_config('db','quote_identifiers'))
989 $user_table = '"user"';
990 else $user_table = 'user';
994 'FROM '. $user_table .' JOIN subscription '.
995 'ON '. $user_table .'.id = subscription.subscriber ' .
996 'WHERE subscription.subscribed = %d ';
998 $user->query(sprintf($qry, $this->profile_id));
1002 while ($user->fetch()) {
1011 function saveGroups()
1015 /* extract all !group */
1016 $count = preg_match_all('/(?:^|\s)!([A-Za-z0-9]{1,64})/',
1017 strtolower($this->content),
1023 $profile = $this->getProfile();
1025 /* Add them to the database */
1027 foreach (array_unique($match[1]) as $nickname) {
1028 /* XXX: remote groups. */
1029 $group = User_group::getForNickname($nickname);
1031 if (empty($group)) {
1035 // we automatically add a tag for every group name, too
1037 $tag = Notice_tag::pkeyGet(array('tag' => common_canonical_tag($nickname),
1038 'notice_id' => $this->id));
1040 if (is_null($tag)) {
1041 $this->saveTag($nickname);
1044 if ($profile->isMember($group)) {
1046 $result = $this->addToGroupInbox($group);
1049 common_log_db_error($gi, 'INSERT', __FILE__);
1052 $groups[] = clone($group);
1059 function addToGroupInbox($group)
1061 $gi = Group_inbox::pkeyGet(array('group_id' => $group->id,
1062 'notice_id' => $this->id));
1066 $gi = new Group_inbox();
1068 $gi->group_id = $group->id;
1069 $gi->notice_id = $this->id;
1070 $gi->created = $this->created;
1072 return $gi->insert();
1078 function saveReplies()
1080 // Alternative reply format
1082 if (preg_match('/^T ([A-Z0-9]{1,64}) /', $this->content, $match)) {
1085 // extract all @messages
1086 $cnt = preg_match_all('/(?:^|\s)@([a-z0-9]{1,64})/', $this->content, $match);
1090 if ($cnt || $tname) {
1091 // XXX: is there another way to make an array copy?
1092 $names = ($tname) ? array_unique(array_merge(array(strtolower($tname)), $match[1])) : array_unique($match[1]);
1095 $sender = Profile::staticGet($this->profile_id);
1099 // store replied only for first @ (what user/notice what the reply directed,
1100 // we assume first @ is it)
1102 for ($i=0; $i<count($names); $i++) {
1103 $nickname = $names[$i];
1104 $recipient = common_relative_profile($sender, $nickname, $this->created);
1105 if (empty($recipient)) {
1108 // Don't save replies from blocked profile to local user
1109 $recipient_user = User::staticGet('id', $recipient->id);
1110 if (!empty($recipient_user) && $recipient_user->hasBlocked($sender)) {
1113 $reply = new Reply();
1114 $reply->notice_id = $this->id;
1115 $reply->profile_id = $recipient->id;
1116 $id = $reply->insert();
1118 $last_error = &PEAR::getStaticProperty('DB_DataObject','lastError');
1119 common_log(LOG_ERR, 'DB error inserting reply: ' . $last_error->message);
1120 common_server_error(sprintf(_('DB error inserting reply: %s'), $last_error->message));
1123 $replied[$recipient->id] = 1;
1127 // Hash format replies, too
1128 $cnt = preg_match_all('/(?:^|\s)@#([a-z0-9]{1,64})/', $this->content, $match);
1130 foreach ($match[1] as $tag) {
1131 $tagged = Profile_tag::getTagged($sender->id, $tag);
1132 foreach ($tagged as $t) {
1133 if (!$replied[$t->id]) {
1134 // Don't save replies from blocked profile to local user
1135 $t_user = User::staticGet('id', $t->id);
1136 if ($t_user && $t_user->hasBlocked($sender)) {
1139 $reply = new Reply();
1140 $reply->notice_id = $this->id;
1141 $reply->profile_id = $t->id;
1142 $id = $reply->insert();
1144 common_log_db_error($reply, 'INSERT', __FILE__);
1147 $replied[$recipient->id] = 1;
1154 $recipientIds = array_keys($replied);
1156 foreach ($recipientIds as $recipient) {
1157 $user = User::staticGet('id', $recipient);
1159 mail_notify_attn($user, $this);
1163 return $recipientIds;
1166 function asAtomEntry($namespace=false, $source=false)
1168 $profile = $this->getProfile();
1170 $xs = new XMLStringer(true);
1173 $attrs = array('xmlns' => 'http://www.w3.org/2005/Atom',
1174 'xmlns:thr' => 'http://purl.org/syndication/thread/1.0');
1179 $xs->elementStart('entry', $attrs);
1182 $xs->elementStart('source');
1183 $xs->element('title', null, $profile->nickname . " - " . common_config('site', 'name'));
1184 $xs->element('link', array('href' => $profile->profileurl));
1185 $user = User::staticGet('id', $profile->id);
1186 if (!empty($user)) {
1187 $atom_feed = common_local_url('ApiTimelineUser',
1188 array('format' => 'atom',
1189 'id' => $profile->nickname));
1190 $xs->element('link', array('rel' => 'self',
1191 'type' => 'application/atom+xml',
1192 'href' => $profile->profileurl));
1193 $xs->element('link', array('rel' => 'license',
1194 'href' => common_config('license', 'url')));
1197 $xs->element('icon', null, $profile->avatarUrl(AVATAR_PROFILE_SIZE));
1200 $xs->elementStart('author');
1201 $xs->element('name', null, $profile->nickname);
1202 $xs->element('uri', null, $profile->profileurl);
1203 $xs->elementEnd('author');
1206 $xs->elementEnd('source');
1209 $xs->element('title', null, $this->content);
1210 $xs->element('summary', null, $this->content);
1212 $xs->element('link', array('rel' => 'alternate',
1213 'href' => $this->bestUrl()));
1215 $xs->element('id', null, $this->uri);
1217 $xs->element('published', null, common_date_w3dtf($this->created));
1218 $xs->element('updated', null, common_date_w3dtf($this->modified));
1220 if ($this->reply_to) {
1221 $reply_notice = Notice::staticGet('id', $this->reply_to);
1222 if (!empty($reply_notice)) {
1223 $xs->element('link', array('rel' => 'related',
1224 'href' => $reply_notice->bestUrl()));
1225 $xs->element('thr:in-reply-to',
1226 array('ref' => $reply_notice->uri,
1227 'href' => $reply_notice->bestUrl()));
1231 $xs->element('content', array('type' => 'html'), $this->rendered);
1233 $tag = new Notice_tag();
1234 $tag->notice_id = $this->id;
1236 while ($tag->fetch()) {
1237 $xs->element('category', array('term' => $tag->tag));
1243 $attachments = $this->attachments();
1245 foreach($attachments as $attachment){
1246 $enclosure=$attachment->getEnclosure();
1248 $attributes = array('rel'=>'enclosure','href'=>$enclosure->url,'type'=>$enclosure->mimetype,'length'=>$enclosure->size);
1249 if($enclosure->title){
1250 $attributes['title']=$enclosure->title;
1252 $xs->element('link', $attributes, null);
1257 if (!empty($this->lat) && !empty($this->lon)) {
1258 $xs->elementStart('geo', array('xmlns:georss' => 'http://www.georss.org/georss'));
1259 $xs->element('georss:point', null, $this->lat . ' ' . $this->lon);
1260 $xs->elementEnd('geo');
1263 $xs->elementEnd('entry');
1265 return $xs->getString();
1270 if (!empty($this->url)) {
1272 } else if (!empty($this->uri) && preg_match('/^https?:/', $this->uri)) {
1275 return common_local_url('shownotice',
1276 array('notice' => $this->id));
1280 function stream($fn, $args, $cachekey, $offset=0, $limit=20, $since_id=0, $max_id=0, $since=null)
1282 $cache = common_memcache();
1284 if (empty($cache) ||
1285 $since_id != 0 || $max_id != 0 || (!is_null($since) && $since > 0) ||
1287 ($offset + $limit) > NOTICE_CACHE_WINDOW) {
1288 return call_user_func_array($fn, array_merge($args, array($offset, $limit, $since_id,
1292 $idkey = common_cache_key($cachekey);
1294 $idstr = $cache->get($idkey);
1296 if (!empty($idstr)) {
1297 // Cache hit! Woohoo!
1298 $window = explode(',', $idstr);
1299 $ids = array_slice($window, $offset, $limit);
1303 $laststr = $cache->get($idkey.';last');
1305 if (!empty($laststr)) {
1306 $window = explode(',', $laststr);
1307 $last_id = $window[0];
1308 $new_ids = call_user_func_array($fn, array_merge($args, array(0, NOTICE_CACHE_WINDOW,
1309 $last_id, 0, null)));
1311 $new_window = array_merge($new_ids, $window);
1313 $new_windowstr = implode(',', $new_window);
1315 $result = $cache->set($idkey, $new_windowstr);
1316 $result = $cache->set($idkey . ';last', $new_windowstr);
1318 $ids = array_slice($new_window, $offset, $limit);
1323 $window = call_user_func_array($fn, array_merge($args, array(0, NOTICE_CACHE_WINDOW,
1326 $windowstr = implode(',', $window);
1328 $result = $cache->set($idkey, $windowstr);
1329 $result = $cache->set($idkey . ';last', $windowstr);
1331 $ids = array_slice($window, $offset, $limit);
1337 * Determine which notice, if any, a new notice is in reply to.
1339 * For conversation tracking, we try to see where this notice fits
1340 * in the tree. Rough algorithm is:
1342 * if (reply_to is set and valid) {
1344 * } else if ((source not API or Web) and (content starts with "T NAME" or "@name ")) {
1345 * return ID of last notice by initial @name in content;
1348 * Note that all @nickname instances will still be used to save "reply" records,
1349 * so the notice shows up in the mentioned users' "replies" tab.
1351 * @param integer $reply_to ID passed in by Web or API
1352 * @param integer $profile_id ID of author
1353 * @param string $source Source tag, like 'web' or 'gwibber'
1354 * @param string $content Final notice content
1356 * @return integer ID of replied-to notice, or null for not a reply.
1359 static function getReplyTo($reply_to, $profile_id, $source, $content)
1361 static $lb = array('xmpp', 'mail', 'sms', 'omb');
1363 // If $reply_to is specified, we check that it exists, and then
1364 // return it if it does
1366 if (!empty($reply_to)) {
1367 $reply_notice = Notice::staticGet('id', $reply_to);
1368 if (!empty($reply_notice)) {
1373 // If it's not a "low bandwidth" source (one where you can't set
1374 // a reply_to argument), we return. This is mostly web and API
1377 if (!in_array($source, $lb)) {
1381 // Is there an initial @ or T?
1383 if (preg_match('/^T ([A-Z0-9]{1,64}) /', $content, $match) ||
1384 preg_match('/^@([a-z0-9]{1,64})\s+/', $content, $match)) {
1385 $nickname = common_canonical_nickname($match[1]);
1390 // Figure out who that is.
1392 $sender = Profile::staticGet('id', $profile_id);
1393 $recipient = common_relative_profile($sender, $nickname, common_sql_now());
1395 if (empty($recipient)) {
1399 // Get their last notice
1401 $last = $recipient->getCurrentNotice();
1403 if (!empty($last)) {
1408 static function maxContent()
1410 $contentlimit = common_config('notice', 'contentlimit');
1411 // null => use global limit (distinct from 0!)
1412 if (is_null($contentlimit)) {
1413 $contentlimit = common_config('site', 'textlimit');
1415 return $contentlimit;
1418 static function contentTooLong($content)
1420 $contentlimit = self::maxContent();
1421 return ($contentlimit > 0 && !empty($content) && (mb_strlen($content) > $contentlimit));
1424 function getLocation()
1428 if (!empty($this->location_id) && !empty($this->location_ns)) {
1429 $location = Location::fromId($this->location_id, $this->location_ns);
1432 if (is_null($location)) { // no ID, or Location::fromId() failed
1433 if (!empty($this->lat) && !empty($this->lon)) {
1434 $location = Location::fromLatLon($this->lat, $this->lon);