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 * @copyright 2009 Free Software Foundation, Inc http://www.fsf.org
33 * @license GNU Affero General Public License http://www.gnu.org/licenses/
36 if (!defined('STATUSNET') && !defined('LACONICA')) {
41 * Table Definition for notice
43 require_once INSTALLDIR.'/classes/Memcached_DataObject.php';
45 /* We keep 200 notices, the max number of notices available per API request,
46 * in the memcached cache. */
48 define('NOTICE_CACHE_WINDOW', 200);
50 define('MAX_BOXCARS', 128);
52 class Notice extends Memcached_DataObject
55 /* the code below is auto generated do not remove the above tag */
57 public $__table = 'notice'; // table name
58 public $id; // int(4) primary_key not_null
59 public $profile_id; // int(4) multiple_key not_null
60 public $uri; // varchar(255) unique_key
61 public $content; // text
62 public $rendered; // text
63 public $url; // varchar(255)
64 public $created; // datetime multiple_key not_null default_0000-00-00%2000%3A00%3A00
65 public $modified; // timestamp not_null default_CURRENT_TIMESTAMP
66 public $reply_to; // int(4)
67 public $is_local; // int(4)
68 public $source; // varchar(32)
69 public $conversation; // int(4)
70 public $lat; // decimal(10,7)
71 public $lon; // decimal(10,7)
72 public $location_id; // int(4)
73 public $location_ns; // int(4)
74 public $repeat_of; // int(4)
77 function staticGet($k,$v=NULL)
79 return Memcached_DataObject::staticGet('Notice',$k,$v);
82 /* the code above is auto generated do not remove the tag below */
86 const LOCAL_PUBLIC = 1;
88 const LOCAL_NONPUBLIC = -1;
93 $profile = Profile::staticGet('id', $this->profile_id);
95 if (empty($profile)) {
96 // TRANS: Server exception thrown when a user profile for a notice cannot be found.
97 // TRANS: %1$d is a profile ID (number), %2$d is a notice ID (number).
98 throw new ServerException(sprintf(_('No such profile (%1$d) for notice (%2$d).'), $this->profile_id, $this->id));
106 // For auditing purposes, save a record that the notice
109 // @fixme we have some cases where things get re-run and so the
111 $deleted = Deleted_notice::staticGet('id', $this->id);
113 $deleted = new Deleted_notice();
115 $deleted->id = $this->id;
116 $deleted->profile_id = $this->profile_id;
117 $deleted->uri = $this->uri;
118 $deleted->created = $this->created;
119 $deleted->deleted = common_sql_now();
124 if (Event::handle('NoticeDeleteRelated', array($this))) {
126 // Clear related records
128 $this->clearReplies();
129 $this->clearRepeats();
132 $this->clearGroupInboxes();
134 // NOTE: we don't clear inboxes
135 // NOTE: we don't clear queue items
138 $result = parent::delete();
140 $this->blowOnDelete();
145 * Extract #hashtags from this notice's content and save them to the database.
149 /* extract all #hastags */
150 $count = preg_match_all('/(?:^|\s)#([\pL\pN_\-\.]{1,64})/', strtolower($this->content), $match);
155 /* Add them to the database */
156 return $this->saveKnownTags($match[1]);
160 * Record the given set of hash tags in the db for this notice.
161 * Given tag strings will be normalized and checked for dupes.
163 function saveKnownTags($hashtags)
165 //turn each into their canonical tag
166 //this is needed to remove dupes before saving e.g. #hash.tag = #hashtag
167 for($i=0; $i<count($hashtags); $i++) {
168 /* elide characters we don't want in the tag */
169 $hashtags[$i] = common_canonical_tag($hashtags[$i]);
172 foreach(array_unique($hashtags) as $hashtag) {
173 $this->saveTag($hashtag);
174 self::blow('profile:notice_ids_tagged:%d:%s', $this->profile_id, $hashtag);
180 * Record a single hash tag as associated with this notice.
181 * Tag format and uniqueness must be validated by caller.
183 function saveTag($hashtag)
185 $tag = new Notice_tag();
186 $tag->notice_id = $this->id;
187 $tag->tag = $hashtag;
188 $tag->created = $this->created;
189 $id = $tag->insert();
192 // TRANS: Server exception. %s are the error details.
193 throw new ServerException(sprintf(_('Database error inserting hashtag: %s'),
194 $last_error->message));
198 // if it's saved, blow its cache
199 $tag->blowCache(false);
203 * Save a new notice and push it out to subscribers' inboxes.
204 * Poster's permissions are checked before sending.
206 * @param int $profile_id Profile ID of the poster
207 * @param string $content source message text; links may be shortened
208 * per current user's preference
209 * @param string $source source key ('web', 'api', etc)
210 * @param array $options Associative array of optional properties:
211 * string 'created' timestamp of notice; defaults to now
212 * int 'is_local' source/gateway ID, one of:
213 * Notice::LOCAL_PUBLIC - Local, ok to appear in public timeline
214 * Notice::REMOTE_OMB - Sent from a remote OMB service;
215 * hide from public timeline but show in
216 * local "and friends" timelines
217 * Notice::LOCAL_NONPUBLIC - Local, but hide from public timeline
218 * Notice::GATEWAY - From another non-OMB service;
219 * will not appear in public views
220 * float 'lat' decimal latitude for geolocation
221 * float 'lon' decimal longitude for geolocation
222 * int 'location_id' geoname identifier
223 * int 'location_ns' geoname namespace to interpret location_id
224 * int 'reply_to'; notice ID this is a reply to
225 * int 'repeat_of'; notice ID this is a repeat of
226 * string 'uri' unique ID for notice; defaults to local notice URL
227 * string 'url' permalink to notice; defaults to local notice URL
228 * string 'rendered' rendered HTML version of content
229 * array 'replies' list of profile URIs for reply delivery in
230 * place of extracting @-replies from content.
231 * array 'groups' list of group IDs to deliver to, in place of
232 * extracting ! tags from content
233 * array 'tags' list of hashtag strings to save with the notice
234 * in place of extracting # tags from content
235 * array 'urls' list of attached/referred URLs to save with the
236 * notice in place of extracting links from content
237 * @fixme tag override
240 * @throws ClientException
242 static function saveNew($profile_id, $content, $source, $options=null) {
243 $defaults = array('uri' => null,
246 'repeat_of' => null);
248 if (!empty($options)) {
249 $options = $options + $defaults;
255 if (!isset($is_local)) {
256 $is_local = Notice::LOCAL_PUBLIC;
259 $profile = Profile::staticGet('id', $profile_id);
260 $user = User::staticGet('id', $profile_id);
262 // Use the local user's shortening preferences, if applicable.
263 $final = $user->shortenLinks($content);
265 $final = common_shorten_links($content);
268 if (Notice::contentTooLong($final)) {
269 // TRANS: Client exception thrown if a notice contains too many characters.
270 throw new ClientException(_('Problem saving notice. Too long.'));
273 if (empty($profile)) {
274 // TRANS: Client exception thrown when trying to save a notice for an unknown user.
275 throw new ClientException(_('Problem saving notice. Unknown user.'));
278 if (common_config('throttle', 'enabled') && !Notice::checkEditThrottle($profile_id)) {
279 common_log(LOG_WARNING, 'Excessive posting by profile #' . $profile_id . '; throttled.');
280 // TRANS: Client exception thrown when a user tries to post too many notices in a given time frame.
281 throw new ClientException(_('Too many notices too fast; take a breather '.
282 'and post again in a few minutes.'));
285 if (common_config('site', 'dupelimit') > 0 && !Notice::checkDupes($profile_id, $final)) {
286 common_log(LOG_WARNING, 'Dupe posting by profile #' . $profile_id . '; throttled.');
287 // TRANS: Client exception thrown when a user tries to post too many duplicate notices in a given time frame.
288 throw new ClientException(_('Too many duplicate messages too quickly;'.
289 ' take a breather and post again in a few minutes.'));
292 if (!$profile->hasRight(Right::NEWNOTICE)) {
293 common_log(LOG_WARNING, "Attempted post from user disallowed to post: " . $profile->nickname);
295 // TRANS: Client exception thrown when a user tries to post while being banned.
296 throw new ClientException(_('You are banned from posting notices on this site.'), 403);
299 $notice = new Notice();
300 $notice->profile_id = $profile_id;
302 $autosource = common_config('public', 'autosource');
304 # Sandboxed are non-false, but not 1, either
306 if (!$profile->hasRight(Right::PUBLICNOTICE) ||
307 ($source && $autosource && in_array($source, $autosource))) {
308 $notice->is_local = Notice::LOCAL_NONPUBLIC;
310 $notice->is_local = $is_local;
313 if (!empty($created)) {
314 $notice->created = $created;
316 $notice->created = common_sql_now();
319 $notice->content = $final;
321 $notice->source = $source;
325 // Handle repeat case
327 if (isset($repeat_of)) {
328 $notice->repeat_of = $repeat_of;
330 $notice->reply_to = self::getReplyTo($reply_to, $profile_id, $source, $final);
333 if (!empty($notice->reply_to)) {
334 $reply = Notice::staticGet('id', $notice->reply_to);
335 $notice->conversation = $reply->conversation;
338 if (!empty($lat) && !empty($lon)) {
343 if (!empty($location_ns) && !empty($location_id)) {
344 $notice->location_id = $location_id;
345 $notice->location_ns = $location_ns;
348 if (!empty($rendered)) {
349 $notice->rendered = $rendered;
351 $notice->rendered = common_render_content($final, $notice);
354 if (Event::handle('StartNoticeSave', array(&$notice))) {
356 // XXX: some of these functions write to the DB
358 $id = $notice->insert();
361 common_log_db_error($notice, 'INSERT', __FILE__);
362 // TRANS: Server exception thrown when a notice cannot be saved.
363 throw new ServerException(_('Problem saving notice.'));
366 // Update ID-dependent columns: URI, conversation
368 $orig = clone($notice);
373 $notice->uri = common_notice_uri($notice);
377 // If it's not part of a conversation, it's
378 // the beginning of a new conversation.
380 if (empty($notice->conversation)) {
381 $conv = Conversation::create();
382 $notice->conversation = $conv->id;
387 if (!$notice->update($orig)) {
388 common_log_db_error($notice, 'UPDATE', __FILE__);
389 // TRANS: Server exception thrown when a notice cannot be updated.
390 throw new ServerException(_('Problem saving notice.'));
396 # Clear the cache for subscribed users, so they'll update at next request
397 # XXX: someone clever could prepend instead of clearing the cache
399 $notice->blowOnInsert();
401 // Save per-notice metadata...
403 if (isset($replies)) {
404 $notice->saveKnownReplies($replies);
406 $notice->saveReplies();
410 $notice->saveKnownTags($tags);
415 // Note: groups may save tags, so must be run after tags are saved
416 // to avoid errors on duplicates.
417 if (isset($groups)) {
418 $notice->saveKnownGroups($groups);
420 $notice->saveGroups();
424 $notice->saveKnownUrls($urls);
429 // Prepare inbox delivery, may be queued to background.
430 $notice->distribute();
435 function blowOnInsert($conversation = false)
437 self::blow('profile:notice_ids:%d', $this->profile_id);
438 self::blow('public');
440 // XXX: Before we were blowing the casche only if the notice id
441 // was not the root of the conversation. What to do now?
443 self::blow('notice:conversation_ids:%d', $this->conversation);
445 if (!empty($this->repeat_of)) {
446 self::blow('notice:repeats:%d', $this->repeat_of);
449 $original = Notice::staticGet('id', $this->repeat_of);
451 if (!empty($original)) {
452 $originalUser = User::staticGet('id', $original->profile_id);
453 if (!empty($originalUser)) {
454 self::blow('user:repeats_of_me:%d', $originalUser->id);
458 $profile = Profile::staticGet($this->profile_id);
459 if (!empty($profile)) {
460 $profile->blowNoticeCount();
465 * Clear cache entries related to this notice at delete time.
466 * Necessary to avoid breaking paging on public, profile timelines.
468 function blowOnDelete()
470 $this->blowOnInsert();
472 self::blow('profile:notice_ids:%d;last', $this->profile_id);
473 self::blow('public;last');
476 /** save all urls in the notice to the db
478 * follow redirects and save all available file information
479 * (mimetype, date, size, oembed, etc.)
483 function saveUrls() {
484 if (common_config('attachments', 'process_links')) {
485 common_replace_urls_callback($this->content, array($this, 'saveUrl'), $this->id);
490 * Save the given URLs as related links/attachments to the db
492 * follow redirects and save all available file information
493 * (mimetype, date, size, oembed, etc.)
497 function saveKnownUrls($urls)
499 if (common_config('attachments', 'process_links')) {
500 // @fixme validation?
501 foreach (array_unique($urls) as $url) {
502 File::processNew($url, $this->id);
510 function saveUrl($url, $notice_id) {
511 File::processNew($url, $notice_id);
514 static function checkDupes($profile_id, $content) {
515 $profile = Profile::staticGet($profile_id);
516 if (empty($profile)) {
519 $notice = $profile->getNotices(0, NOTICE_CACHE_WINDOW);
520 if (!empty($notice)) {
522 while ($notice->fetch()) {
523 if (time() - strtotime($notice->created) >= common_config('site', 'dupelimit')) {
525 } else if ($notice->content == $content) {
530 # If we get here, oldest item in cache window is not
531 # old enough for dupe limit; do direct check against DB
532 $notice = new Notice();
533 $notice->profile_id = $profile_id;
534 $notice->content = $content;
535 $threshold = common_sql_date(time() - common_config('site', 'dupelimit'));
536 $notice->whereAdd(sprintf("created > '%s'", $notice->escape($threshold)));
538 $cnt = $notice->count();
542 static function checkEditThrottle($profile_id) {
543 $profile = Profile::staticGet($profile_id);
544 if (empty($profile)) {
548 $notice = $profile->getNotices(common_config('throttle', 'count') - 1, 1);
549 if ($notice && $notice->fetch()) {
550 # If the Nth notice was posted less than timespan seconds ago
551 if (time() - strtotime($notice->created) <= common_config('throttle', 'timespan')) {
556 # Either not N notices in the stream, OR the Nth was not posted within timespan seconds
560 function getUploadedAttachment() {
562 $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"';
563 $post->query($query);
565 if (empty($post->up) || empty($post->i)) {
568 $ret = array($post->up, $post->i);
574 function hasAttachments() {
576 $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);
577 $post->query($query);
579 $n_attachments = intval($post->n_attachments);
581 return $n_attachments;
584 function attachments() {
587 $f2p = new File_to_post;
588 $f2p->post_id = $this->id;
590 while ($f2p->fetch()) {
591 $f = File::staticGet($f2p->file_id);
600 function getStreamByIds($ids)
602 $cache = common_memcache();
604 if (!empty($cache)) {
606 foreach ($ids as $id) {
607 $n = Notice::staticGet('id', $id);
612 return new ArrayWrapper($notices);
614 $notice = new Notice();
616 //if no IDs requested, just return the notice object
619 $notice->whereAdd('id in (' . implode(', ', $ids) . ')');
625 while ($notice->fetch()) {
626 $temp[$notice->id] = clone($notice);
631 foreach ($ids as $id) {
632 if (array_key_exists($id, $temp)) {
633 $wrapped[] = $temp[$id];
637 return new ArrayWrapper($wrapped);
641 function publicStream($offset=0, $limit=20, $since_id=0, $max_id=0)
643 $ids = Notice::stream(array('Notice', '_publicStreamDirect'),
646 $offset, $limit, $since_id, $max_id);
647 return Notice::getStreamByIds($ids);
650 function _publicStreamDirect($offset=0, $limit=20, $since_id=0, $max_id=0)
652 $notice = new Notice();
654 $notice->selectAdd(); // clears it
655 $notice->selectAdd('id');
657 $notice->orderBy('created DESC, id DESC');
659 if (!is_null($offset)) {
660 $notice->limit($offset, $limit);
663 if (common_config('public', 'localonly')) {
664 $notice->whereAdd('is_local = ' . Notice::LOCAL_PUBLIC);
666 # -1 == blacklisted, -2 == gateway (i.e. Twitter)
667 $notice->whereAdd('is_local !='. Notice::LOCAL_NONPUBLIC);
668 $notice->whereAdd('is_local !='. Notice::GATEWAY);
671 $since = Notice::getAsTimestamp($since_id);
673 $notice->whereAdd(sprintf("(created = '%s' and id > %d) or (created > '%s')", $since, $since_id, $since));
676 $max = Notice::getAsTimestamp($max_id);
678 $notice->whereAdd(sprintf("(created < '%s') or (created = '%s' and id <= %d)", $max, $max, $max_id));
683 if ($notice->find()) {
684 while ($notice->fetch()) {
685 $ids[] = $notice->id;
695 function conversationStream($id, $offset=0, $limit=20, $since_id=0, $max_id=0)
697 $ids = Notice::stream(array('Notice', '_conversationStreamDirect'),
699 'notice:conversation_ids:'.$id,
700 $offset, $limit, $since_id, $max_id);
702 return Notice::getStreamByIds($ids);
705 function _conversationStreamDirect($id, $offset=0, $limit=20, $since_id=0, $max_id=0)
707 $notice = new Notice();
709 $notice->selectAdd(); // clears it
710 $notice->selectAdd('id');
712 $notice->conversation = $id;
714 $notice->orderBy('id DESC');
716 if (!is_null($offset)) {
717 $notice->limit($offset, $limit);
720 if ($since_id != 0) {
721 $notice->whereAdd('id > ' . $since_id);
725 $notice->whereAdd('id <= ' . $max_id);
730 if ($notice->find()) {
731 while ($notice->fetch()) {
732 $ids[] = $notice->id;
743 * Is this notice part of an active conversation?
745 * @return boolean true if other messages exist in the same
746 * conversation, false if this is the only one
748 function hasConversation()
750 if (!empty($this->conversation)) {
751 $conversation = Notice::conversationStream(
757 if ($conversation->N > 0) {
765 * Pull up a full list of local recipients who will be getting
766 * this notice in their inbox. Results will be cached, so don't
767 * change the input data wily-nilly!
769 * @param array $groups optional list of Group objects;
770 * if left empty, will be loaded from group_inbox records
771 * @param array $recipient optional list of reply profile ids
772 * if left empty, will be loaded from reply records
773 * @return array associating recipient user IDs with an inbox source constant
775 function whoGets($groups=null, $recipients=null)
777 $c = self::memcache();
780 $ni = $c->get(common_cache_key('notice:who_gets:'.$this->id));
786 if (is_null($groups)) {
787 $groups = $this->getGroups();
790 if (is_null($recipients)) {
791 $recipients = $this->getReplies();
794 $users = $this->getSubscribedUsers();
796 // FIXME: kind of ignoring 'transitional'...
797 // we'll probably stop supporting inboxless mode
802 foreach ($users as $id) {
803 $ni[$id] = NOTICE_INBOX_SOURCE_SUB;
806 foreach ($groups as $group) {
807 $users = $group->getUserMembers();
808 foreach ($users as $id) {
809 if (!array_key_exists($id, $ni)) {
810 $ni[$id] = NOTICE_INBOX_SOURCE_GROUP;
815 foreach ($recipients as $recipient) {
816 if (!array_key_exists($recipient, $ni)) {
817 $ni[$recipient] = NOTICE_INBOX_SOURCE_REPLY;
821 // Exclude any deleted, non-local, or blocking recipients.
822 $profile = $this->getProfile();
823 foreach ($ni as $id => $source) {
824 $user = User::staticGet('id', $id);
825 if (empty($user) || $user->hasBlocked($profile)) {
831 // XXX: pack this data better
832 $c->set(common_cache_key('notice:who_gets:'.$this->id), $ni);
839 * Adds this notice to the inboxes of each local user who should receive
840 * it, based on author subscriptions, group memberships, and @-replies.
842 * Warning: running a second time currently will make items appear
843 * multiple times in users' inboxes.
845 * @fixme make more robust against errors
846 * @fixme break up massive deliveries to smaller background tasks
848 * @param array $groups optional list of Group objects;
849 * if left empty, will be loaded from group_inbox records
850 * @param array $recipient optional list of reply profile ids
851 * if left empty, will be loaded from reply records
853 function addToInboxes($groups=null, $recipients=null)
855 $ni = $this->whoGets($groups, $recipients);
857 $ids = array_keys($ni);
859 // We remove the author (if they're a local user),
860 // since we'll have already done this in distribute()
862 $i = array_search($this->profile_id, $ids);
870 Inbox::bulkInsert($this->id, $ids);
875 function getSubscribedUsers()
879 if(common_config('db','quote_identifiers'))
880 $user_table = '"user"';
881 else $user_table = 'user';
885 'FROM '. $user_table .' JOIN subscription '.
886 'ON '. $user_table .'.id = subscription.subscriber ' .
887 'WHERE subscription.subscribed = %d ';
889 $user->query(sprintf($qry, $this->profile_id));
893 while ($user->fetch()) {
903 * Record this notice to the given group inboxes for delivery.
904 * Overrides the regular parsing of !group markup.
906 * @param string $group_ids
907 * @fixme might prefer URIs as identifiers, as for replies?
908 * best with generalizations on user_group to support
909 * remote groups better.
911 function saveKnownGroups($group_ids)
913 if (!is_array($group_ids)) {
914 // TRANS: Server exception thrown when no array is provided to the method saveKnownGroups().
915 throw new ServerException(_('Bad type provided to saveKnownGroups.'));
919 foreach (array_unique($group_ids) as $id) {
920 $group = User_group::staticGet('id', $id);
922 common_log(LOG_ERR, "Local delivery to group id $id, $group->nickname");
923 $result = $this->addToGroupInbox($group);
925 common_log_db_error($gi, 'INSERT', __FILE__);
928 // @fixme should we save the tags here or not?
929 $groups[] = clone($group);
931 common_log(LOG_ERR, "Local delivery to group id $id skipped, doesn't exist");
939 * Parse !group delivery and record targets into group_inbox.
940 * @return array of Group objects
942 function saveGroups()
944 // Don't save groups for repeats
946 if (!empty($this->repeat_of)) {
952 /* extract all !group */
953 $count = preg_match_all('/(?:^|\s)!([A-Za-z0-9]{1,64})/',
954 strtolower($this->content),
960 $profile = $this->getProfile();
962 /* Add them to the database */
964 foreach (array_unique($match[1]) as $nickname) {
965 /* XXX: remote groups. */
966 $group = User_group::getForNickname($nickname, $profile);
972 // we automatically add a tag for every group name, too
974 $tag = Notice_tag::pkeyGet(array('tag' => common_canonical_tag($nickname),
975 'notice_id' => $this->id));
978 $this->saveTag($nickname);
981 if ($profile->isMember($group)) {
983 $result = $this->addToGroupInbox($group);
986 common_log_db_error($gi, 'INSERT', __FILE__);
989 $groups[] = clone($group);
996 function addToGroupInbox($group)
998 $gi = Group_inbox::pkeyGet(array('group_id' => $group->id,
999 'notice_id' => $this->id));
1003 $gi = new Group_inbox();
1005 $gi->group_id = $group->id;
1006 $gi->notice_id = $this->id;
1007 $gi->created = $this->created;
1009 $result = $gi->insert();
1012 common_log_db_error($gi, 'INSERT', __FILE__);
1013 // TRANS: Server exception thrown when an update for a group inbox fails.
1014 throw new ServerException(_('Problem saving group inbox.'));
1017 self::blow('user_group:notice_ids:%d', $gi->group_id);
1024 * Save reply records indicating that this notice needs to be
1025 * delivered to the local users with the given URIs.
1027 * Since this is expected to be used when saving foreign-sourced
1028 * messages, we won't deliver to any remote targets as that's the
1029 * source service's responsibility.
1031 * Mail notifications etc will be handled later.
1033 * @param array of unique identifier URIs for recipients
1035 function saveKnownReplies($uris)
1041 $sender = Profile::staticGet($this->profile_id);
1043 foreach (array_unique($uris) as $uri) {
1045 $profile = Profile::fromURI($uri);
1047 if (empty($profile)) {
1048 common_log(LOG_WARNING, "Unable to determine profile for URI '$uri'");
1052 if ($profile->hasBlocked($sender)) {
1053 common_log(LOG_INFO, "Not saving reply to profile {$profile->id} ($uri) from sender {$sender->id} because of a block.");
1057 $reply = new Reply();
1059 $reply->notice_id = $this->id;
1060 $reply->profile_id = $profile->id;
1062 common_log(LOG_INFO, __METHOD__ . ": saving reply: notice $this->id to profile $profile->id");
1064 $id = $reply->insert();
1071 * Pull @-replies from this message's content in StatusNet markup format
1072 * and save reply records indicating that this message needs to be
1073 * delivered to those users.
1075 * Mail notifications to local profiles will be sent later.
1077 * @return array of integer profile IDs
1080 function saveReplies()
1082 // Don't save reply data for repeats
1084 if (!empty($this->repeat_of)) {
1088 $sender = Profile::staticGet($this->profile_id);
1090 // @todo ideally this parser information would only
1091 // be calculated once.
1093 $mentions = common_find_mentions($this->content, $this);
1097 // store replied only for first @ (what user/notice what the reply directed,
1098 // we assume first @ is it)
1100 foreach ($mentions as $mention) {
1102 foreach ($mention['mentioned'] as $mentioned) {
1104 // skip if they're already covered
1106 if (!empty($replied[$mentioned->id])) {
1110 // Don't save replies from blocked profile to local user
1112 $mentioned_user = User::staticGet('id', $mentioned->id);
1113 if (!empty($mentioned_user) && $mentioned_user->hasBlocked($sender)) {
1117 $reply = new Reply();
1119 $reply->notice_id = $this->id;
1120 $reply->profile_id = $mentioned->id;
1122 $id = $reply->insert();
1125 common_log_db_error($reply, 'INSERT', __FILE__);
1126 // TRANS: Server exception thrown when a reply cannot be saved.
1127 // TRANS: %1$d is a notice ID, %2$d is the ID of the mentioned user.
1128 throw new ServerException(sprintf(_('Could not save reply for %1$d, %2$d.'), $this->id, $mentioned->id));
1130 $replied[$mentioned->id] = 1;
1131 self::blow('reply:stream:%d', $mentioned->id);
1136 $recipientIds = array_keys($replied);
1138 return $recipientIds;
1142 * Pull the complete list of @-reply targets for this notice.
1144 * @return array of integer profile ids
1146 function getReplies()
1152 $reply = new Reply();
1153 $reply->selectAdd();
1154 $reply->selectAdd('profile_id');
1155 $reply->notice_id = $this->id;
1157 if ($reply->find()) {
1158 while($reply->fetch()) {
1159 $ids[] = $reply->profile_id;
1169 * Send e-mail notifications to local @-reply targets.
1171 * Replies must already have been saved; this is expected to be run
1172 * from the distrib queue handler.
1174 function sendReplyNotifications()
1176 // Don't send reply notifications for repeats
1178 if (!empty($this->repeat_of)) {
1182 $recipientIds = $this->getReplies();
1184 foreach ($recipientIds as $recipientId) {
1185 $user = User::staticGet('id', $recipientId);
1186 if (!empty($user)) {
1187 mail_notify_attn($user, $this);
1193 * Pull list of groups this notice needs to be delivered to,
1194 * as previously recorded by saveGroups() or saveKnownGroups().
1196 * @return array of Group objects
1198 function getGroups()
1200 // Don't save groups for repeats
1202 if (!empty($this->repeat_of)) {
1210 $gi = new Group_inbox();
1213 $gi->selectAdd('group_id');
1215 $gi->notice_id = $this->id;
1218 while ($gi->fetch()) {
1219 $group = User_group::staticGet('id', $gi->group_id);
1232 * Convert a notice into an activity for export.
1234 * @param User $cur Current user
1236 * @return Activity activity object representing this Notice.
1239 function asActivity()
1241 $act = self::cacheGet(Cache::codeKey('notice:as-activity:'.$this->id));
1247 $act = new Activity();
1249 if (Event::handle('StartNoticeAsActivity', array($this, &$act))) {
1251 $profile = $this->getProfile();
1253 $act->actor = ActivityObject::fromProfile($profile);
1254 $act->verb = ActivityVerb::POST;
1255 $act->objects[] = ActivityObject::fromNotice($this);
1257 // XXX: should this be handled by default processing for object entry?
1259 $act->time = strtotime($this->created);
1260 $act->link = $this->bestUrl();
1262 $act->content = common_xml_safe_str($this->rendered);
1263 $act->id = $this->uri;
1264 $act->title = common_xml_safe_str($this->content);
1268 $tags = $this->getTags();
1270 foreach ($tags as $tag) {
1271 $cat = new AtomCategory();
1274 $act->categories[] = $cat;
1278 // XXX: use Atom Media and/or File activity objects instead
1280 $attachments = $this->attachments();
1282 foreach ($attachments as $attachment) {
1283 $enclosure = $attachment->getEnclosure();
1285 $act->enclosures[] = $enclosure;
1289 $ctx = new ActivityContext();
1291 if (!empty($this->reply_to)) {
1292 $reply = Notice::staticGet('id', $this->reply_to);
1293 if (!empty($reply)) {
1294 $ctx->replyToID = $reply->uri;
1295 $ctx->replyToUrl = $reply->bestUrl();
1299 $ctx->location = $this->getLocation();
1303 if (!empty($this->conversation)) {
1304 $conv = Conversation::staticGet('id', $this->conversation);
1305 if (!empty($conv)) {
1306 $ctx->conversation = $conv->uri;
1310 $reply_ids = $this->getReplies();
1312 foreach ($reply_ids as $id) {
1313 $profile = Profile::staticGet('id', $id);
1314 if (!empty($profile)) {
1315 $ctx->attention[] = $profile->getUri();
1319 $groups = $this->getGroups();
1321 foreach ($groups as $group) {
1322 $ctx->attention[] = $group->uri;
1325 // XXX: deprecated; use ActivityVerb::SHARE instead
1329 if (!empty($this->repeat_of)) {
1330 $repeat = Notice::staticGet('id', $this->repeat_of);
1331 $ctx->forwardID = $repeat->uri;
1332 $ctx->forwardUrl = $repeat->bestUrl();
1335 $act->context = $ctx;
1339 $atom_feed = $profile->getAtomFeed();
1341 if (!empty($atom_feed)) {
1343 $act->source = new ActivitySource();
1345 // XXX: we should store the actual feed ID
1347 $act->source->id = $atom_feed;
1349 // XXX: we should store the actual feed title
1351 $act->source->title = $profile->getBestName();
1353 $act->source->links['alternate'] = $profile->profileurl;
1354 $act->source->links['self'] = $atom_feed;
1356 $act->source->icon = $profile->avatarUrl(AVATAR_PROFILE_SIZE);
1358 $notice = $profile->getCurrentNotice();
1360 if (!empty($notice)) {
1361 $act->source->updated = self::utcDate($notice->created);
1364 $user = User::staticGet('id', $profile->id);
1366 if (!empty($user)) {
1367 $act->source->links['license'] = common_config('license', 'url');
1371 if ($this->isLocal()) {
1372 $act->selfLink = common_local_url('ApiStatusesShow', array('id' => $this->id,
1373 'format' => 'atom'));
1374 $act->editLink = $act->selfLink;
1377 Event::handle('EndNoticeAsActivity', array($this, &$act));
1380 self::cacheSet(Cache::codeKey('notice:as-activity:'.$this->id), $act);
1385 // This has gotten way too long. Needs to be sliced up into functional bits
1386 // or ideally exported to a utility class.
1388 function asAtomEntry($namespace=false,
1393 $act = $this->asActivity();
1394 $act->extra[] = $this->noticeInfo($cur);
1395 return $act->asString($namespace, $author, $source);
1399 * Extra notice info for atom entries
1401 * Clients use some extra notice info in the atom stream.
1402 * This gives it to them.
1404 * @param User $cur Current user
1406 * @return array representation of <statusnet:notice_info> element
1409 function noticeInfo($cur)
1411 // local notice ID (useful to clients for ordering)
1413 $noticeInfoAttr = array('local_id' => $this->id);
1417 $ns = $this->getSource();
1420 $noticeInfoAttr['source'] = $ns->code;
1421 if (!empty($ns->url)) {
1422 $noticeInfoAttr['source_link'] = $ns->url;
1423 if (!empty($ns->name)) {
1424 $noticeInfoAttr['source'] = '<a href="'
1425 . htmlspecialchars($ns->url)
1426 . '" rel="nofollow">'
1427 . htmlspecialchars($ns->name)
1433 // favorite and repeated
1436 $noticeInfoAttr['favorite'] = ($cur->hasFave($this)) ? "true" : "false";
1437 $cp = $cur->getProfile();
1438 $noticeInfoAttr['repeated'] = ($cp->hasRepeated($this->id)) ? "true" : "false";
1441 if (!empty($this->repeat_of)) {
1442 $noticeInfoAttr['repeat_of'] = $this->repeat_of;
1445 return array('statusnet:notice_info', $noticeInfoAttr, null);
1449 * Returns an XML string fragment with a reference to a notice as an
1450 * Activity Streams noun object with the given element type.
1452 * Assumes that 'activity' namespace has been previously defined.
1454 * @param string $element one of 'subject', 'object', 'target'
1458 function asActivityNoun($element)
1460 $noun = ActivityObject::fromNotice($this);
1461 return $noun->asString('activity:' . $element);
1466 if (!empty($this->url)) {
1468 } else if (!empty($this->uri) && preg_match('/^https?:/', $this->uri)) {
1471 return common_local_url('shownotice',
1472 array('notice' => $this->id));
1476 function stream($fn, $args, $cachekey, $offset=0, $limit=20, $since_id=0, $max_id=0)
1478 $cache = common_memcache();
1480 if (empty($cache) ||
1481 $since_id != 0 || $max_id != 0 ||
1483 ($offset + $limit) > NOTICE_CACHE_WINDOW) {
1484 return call_user_func_array($fn, array_merge($args, array($offset, $limit, $since_id,
1488 $idkey = common_cache_key($cachekey);
1490 $idstr = $cache->get($idkey);
1492 if ($idstr !== false) {
1493 // Cache hit! Woohoo!
1494 $window = explode(',', $idstr);
1495 $ids = array_slice($window, $offset, $limit);
1499 $laststr = $cache->get($idkey.';last');
1501 if ($laststr !== false) {
1502 $window = explode(',', $laststr);
1503 $last_id = $window[0];
1504 $new_ids = call_user_func_array($fn, array_merge($args, array(0, NOTICE_CACHE_WINDOW,
1505 $last_id, 0, null)));
1507 $new_window = array_merge($new_ids, $window);
1509 $new_windowstr = implode(',', $new_window);
1511 $result = $cache->set($idkey, $new_windowstr);
1512 $result = $cache->set($idkey . ';last', $new_windowstr);
1514 $ids = array_slice($new_window, $offset, $limit);
1519 $window = call_user_func_array($fn, array_merge($args, array(0, NOTICE_CACHE_WINDOW,
1522 $windowstr = implode(',', $window);
1524 $result = $cache->set($idkey, $windowstr);
1525 $result = $cache->set($idkey . ';last', $windowstr);
1527 $ids = array_slice($window, $offset, $limit);
1533 * Determine which notice, if any, a new notice is in reply to.
1535 * For conversation tracking, we try to see where this notice fits
1536 * in the tree. Rough algorithm is:
1538 * if (reply_to is set and valid) {
1540 * } else if ((source not API or Web) and (content starts with "T NAME" or "@name ")) {
1541 * return ID of last notice by initial @name in content;
1544 * Note that all @nickname instances will still be used to save "reply" records,
1545 * so the notice shows up in the mentioned users' "replies" tab.
1547 * @param integer $reply_to ID passed in by Web or API
1548 * @param integer $profile_id ID of author
1549 * @param string $source Source tag, like 'web' or 'gwibber'
1550 * @param string $content Final notice content
1552 * @return integer ID of replied-to notice, or null for not a reply.
1555 static function getReplyTo($reply_to, $profile_id, $source, $content)
1557 static $lb = array('xmpp', 'mail', 'sms', 'omb');
1559 // If $reply_to is specified, we check that it exists, and then
1560 // return it if it does
1562 if (!empty($reply_to)) {
1563 $reply_notice = Notice::staticGet('id', $reply_to);
1564 if (!empty($reply_notice)) {
1569 // If it's not a "low bandwidth" source (one where you can't set
1570 // a reply_to argument), we return. This is mostly web and API
1573 if (!in_array($source, $lb)) {
1577 // Is there an initial @ or T?
1579 if (preg_match('/^T ([A-Z0-9]{1,64}) /', $content, $match) ||
1580 preg_match('/^@([a-z0-9]{1,64})\s+/', $content, $match)) {
1581 $nickname = common_canonical_nickname($match[1]);
1586 // Figure out who that is.
1588 $sender = Profile::staticGet('id', $profile_id);
1589 if (empty($sender)) {
1593 $recipient = common_relative_profile($sender, $nickname, common_sql_now());
1595 if (empty($recipient)) {
1599 // Get their last notice
1601 $last = $recipient->getCurrentNotice();
1603 if (!empty($last)) {
1608 static function maxContent()
1610 $contentlimit = common_config('notice', 'contentlimit');
1611 // null => use global limit (distinct from 0!)
1612 if (is_null($contentlimit)) {
1613 $contentlimit = common_config('site', 'textlimit');
1615 return $contentlimit;
1618 static function contentTooLong($content)
1620 $contentlimit = self::maxContent();
1621 return ($contentlimit > 0 && !empty($content) && (mb_strlen($content) > $contentlimit));
1624 function getLocation()
1628 if (!empty($this->location_id) && !empty($this->location_ns)) {
1629 $location = Location::fromId($this->location_id, $this->location_ns);
1632 if (is_null($location)) { // no ID, or Location::fromId() failed
1633 if (!empty($this->lat) && !empty($this->lon)) {
1634 $location = Location::fromLatLon($this->lat, $this->lon);
1641 function repeat($repeater_id, $source)
1643 $author = Profile::staticGet('id', $this->profile_id);
1645 // TRANS: Message used to repeat a notice. RT is the abbreviation of 'retweet'.
1646 // TRANS: %1$s is the repeated user's name, %2$s is the repeated notice.
1647 $content = sprintf(_('RT @%1$s %2$s'),
1651 $maxlen = common_config('site', 'textlimit');
1652 if ($maxlen > 0 && mb_strlen($content) > $maxlen) {
1653 // Web interface and current Twitter API clients will
1654 // pull the original notice's text, but some older
1655 // clients and RSS/Atom feeds will see this trimmed text.
1657 // Unfortunately this is likely to lose tags or URLs
1658 // at the end of long notices.
1659 $content = mb_substr($content, 0, $maxlen - 4) . ' ...';
1662 return self::saveNew($repeater_id, $content, $source,
1663 array('repeat_of' => $this->id));
1666 // These are supposed to be in chron order!
1668 function repeatStream($limit=100)
1670 $cache = common_memcache();
1672 if (empty($cache)) {
1673 $ids = $this->_repeatStreamDirect($limit);
1675 $idstr = $cache->get(common_cache_key('notice:repeats:'.$this->id));
1676 if ($idstr !== false) {
1677 $ids = explode(',', $idstr);
1679 $ids = $this->_repeatStreamDirect(100);
1680 $cache->set(common_cache_key('notice:repeats:'.$this->id), implode(',', $ids));
1683 // We do a max of 100, so slice down to limit
1684 $ids = array_slice($ids, 0, $limit);
1688 return Notice::getStreamByIds($ids);
1691 function _repeatStreamDirect($limit)
1693 $notice = new Notice();
1695 $notice->selectAdd(); // clears it
1696 $notice->selectAdd('id');
1698 $notice->repeat_of = $this->id;
1700 $notice->orderBy('created'); // NB: asc!
1702 if (!is_null($offset)) {
1703 $notice->limit($offset, $limit);
1708 if ($notice->find()) {
1709 while ($notice->fetch()) {
1710 $ids[] = $notice->id;
1720 function locationOptions($lat, $lon, $location_id, $location_ns, $profile = null)
1724 if (!empty($location_id) && !empty($location_ns)) {
1725 $options['location_id'] = $location_id;
1726 $options['location_ns'] = $location_ns;
1728 $location = Location::fromId($location_id, $location_ns);
1730 if (!empty($location)) {
1731 $options['lat'] = $location->lat;
1732 $options['lon'] = $location->lon;
1735 } else if (!empty($lat) && !empty($lon)) {
1736 $options['lat'] = $lat;
1737 $options['lon'] = $lon;
1739 $location = Location::fromLatLon($lat, $lon);
1741 if (!empty($location)) {
1742 $options['location_id'] = $location->location_id;
1743 $options['location_ns'] = $location->location_ns;
1745 } else if (!empty($profile)) {
1746 if (isset($profile->lat) && isset($profile->lon)) {
1747 $options['lat'] = $profile->lat;
1748 $options['lon'] = $profile->lon;
1751 if (isset($profile->location_id) && isset($profile->location_ns)) {
1752 $options['location_id'] = $profile->location_id;
1753 $options['location_ns'] = $profile->location_ns;
1760 function clearReplies()
1762 $replyNotice = new Notice();
1763 $replyNotice->reply_to = $this->id;
1765 //Null any notices that are replies to this notice
1767 if ($replyNotice->find()) {
1768 while ($replyNotice->fetch()) {
1769 $orig = clone($replyNotice);
1770 $replyNotice->reply_to = null;
1771 $replyNotice->update($orig);
1777 $reply = new Reply();
1778 $reply->notice_id = $this->id;
1780 if ($reply->find()) {
1781 while($reply->fetch()) {
1782 self::blow('reply:stream:%d', $reply->profile_id);
1790 function clearRepeats()
1792 $repeatNotice = new Notice();
1793 $repeatNotice->repeat_of = $this->id;
1795 //Null any notices that are repeats of this notice
1797 if ($repeatNotice->find()) {
1798 while ($repeatNotice->fetch()) {
1799 $orig = clone($repeatNotice);
1800 $repeatNotice->repeat_of = null;
1801 $repeatNotice->update($orig);
1806 function clearFaves()
1809 $fave->notice_id = $this->id;
1811 if ($fave->find()) {
1812 while ($fave->fetch()) {
1813 self::blow('fave:ids_by_user_own:%d', $fave->user_id);
1814 self::blow('fave:ids_by_user_own:%d;last', $fave->user_id);
1815 self::blow('fave:ids_by_user:%d', $fave->user_id);
1816 self::blow('fave:ids_by_user:%d;last', $fave->user_id);
1824 function clearTags()
1826 $tag = new Notice_tag();
1827 $tag->notice_id = $this->id;
1830 while ($tag->fetch()) {
1831 self::blow('profile:notice_ids_tagged:%d:%s', $this->profile_id, common_keyize($tag->tag));
1832 self::blow('profile:notice_ids_tagged:%d:%s;last', $this->profile_id, common_keyize($tag->tag));
1833 self::blow('notice_tag:notice_ids:%s', common_keyize($tag->tag));
1834 self::blow('notice_tag:notice_ids:%s;last', common_keyize($tag->tag));
1842 function clearGroupInboxes()
1844 $gi = new Group_inbox();
1846 $gi->notice_id = $this->id;
1849 while ($gi->fetch()) {
1850 self::blow('user_group:notice_ids:%d', $gi->group_id);
1858 function distribute()
1860 // We always insert for the author so they don't
1862 Event::handle('StartNoticeDistribute', array($this));
1864 $user = User::staticGet('id', $this->profile_id);
1865 if (!empty($user)) {
1866 Inbox::insertNotice($user->id, $this->id);
1869 if (common_config('queue', 'inboxes')) {
1870 // If there's a failure, we want to _force_
1871 // distribution at this point.
1873 $qm = QueueManager::get();
1874 $qm->enqueue($this, 'distrib');
1875 } catch (Exception $e) {
1876 // If the exception isn't transient, this
1877 // may throw more exceptions as DQH does
1878 // its own enqueueing. So, we ignore them!
1880 $handler = new DistribQueueHandler();
1881 $handler->handle($this);
1882 } catch (Exception $e) {
1883 common_log(LOG_ERR, "emergency redistribution resulted in " . $e->getMessage());
1885 // Re-throw so somebody smarter can handle it.
1889 $handler = new DistribQueueHandler();
1890 $handler->handle($this);
1896 $result = parent::insert();
1899 // Profile::hasRepeated() abuses pkeyGet(), so we
1900 // have to clear manually
1901 if (!empty($this->repeat_of)) {
1902 $c = self::memcache();
1904 $ck = self::multicacheKey('Notice',
1905 array('profile_id' => $this->profile_id,
1906 'repeat_of' => $this->repeat_of));
1916 * Get the source of the notice
1918 * @return Notice_source $ns A notice source object. 'code' is the only attribute
1919 * guaranteed to be populated.
1921 function getSource()
1923 $ns = new Notice_source();
1924 if (!empty($this->source)) {
1925 switch ($this->source) {
1932 $ns->code = $this->source;
1935 $ns = Notice_source::staticGet($this->source);
1937 $ns = new Notice_source();
1938 $ns->code = $this->source;
1939 $app = Oauth_application::staticGet('name', $this->source);
1941 $ns->name = $app->name;
1942 $ns->url = $app->source_url;
1952 * Determine whether the notice was locally created
1954 * @return boolean locality
1957 public function isLocal()
1959 return ($this->is_local == Notice::LOCAL_PUBLIC ||
1960 $this->is_local == Notice::LOCAL_NONPUBLIC);
1963 public function getTags()
1966 $tag = new Notice_tag();
1967 $tag->notice_id = $this->id;
1969 while ($tag->fetch()) {
1970 $tags[] = $tag->tag;
1977 static private function utcDate($dt)
1979 $dateStr = date('d F Y H:i:s', strtotime($dt));
1980 $d = new DateTime($dateStr, new DateTimeZone('UTC'));
1981 return $d->format(DATE_W3C);
1985 * Look up the creation timestamp for a given notice ID, even
1986 * if it's been deleted.
1989 * @return mixed string recorded creation timestamp, or false if can't be found
1991 public static function getAsTimestamp($id)
1997 $notice = Notice::staticGet('id', $id);
1999 return $notice->created;
2002 $deleted = Deleted_notice::staticGet('id', $id);
2004 return $deleted->created;