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)
75 public $object_type; // varchar(255)
76 public $scope; // int(4)
79 function staticGet($k,$v=NULL)
81 return Memcached_DataObject::staticGet('Notice',$k,$v);
84 /* the code above is auto generated do not remove the tag below */
88 const LOCAL_PUBLIC = 1;
90 const LOCAL_NONPUBLIC = -1;
95 $profile = Profile::staticGet('id', $this->profile_id);
97 if (empty($profile)) {
98 // TRANS: Server exception thrown when a user profile for a notice cannot be found.
99 // TRANS: %1$d is a profile ID (number), %2$d is a notice ID (number).
100 throw new ServerException(sprintf(_('No such profile (%1$d) for notice (%2$d).'), $this->profile_id, $this->id));
108 // For auditing purposes, save a record that the notice
111 // @fixme we have some cases where things get re-run and so the
113 $deleted = Deleted_notice::staticGet('id', $this->id);
116 $deleted = Deleted_notice::staticGet('uri', $this->uri);
120 $deleted = new Deleted_notice();
122 $deleted->id = $this->id;
123 $deleted->profile_id = $this->profile_id;
124 $deleted->uri = $this->uri;
125 $deleted->created = $this->created;
126 $deleted->deleted = common_sql_now();
131 if (Event::handle('NoticeDeleteRelated', array($this))) {
133 // Clear related records
135 $this->clearReplies();
136 $this->clearRepeats();
139 $this->clearGroupInboxes();
142 // NOTE: we don't clear inboxes
143 // NOTE: we don't clear queue items
146 $result = parent::delete();
148 $this->blowOnDelete();
153 * Extract #hashtags from this notice's content and save them to the database.
157 /* extract all #hastags */
158 $count = preg_match_all('/(?:^|\s)#([\pL\pN_\-\.]{1,64})/u', strtolower($this->content), $match);
163 /* Add them to the database */
164 return $this->saveKnownTags($match[1]);
168 * Record the given set of hash tags in the db for this notice.
169 * Given tag strings will be normalized and checked for dupes.
171 function saveKnownTags($hashtags)
173 //turn each into their canonical tag
174 //this is needed to remove dupes before saving e.g. #hash.tag = #hashtag
175 for($i=0; $i<count($hashtags); $i++) {
176 /* elide characters we don't want in the tag */
177 $hashtags[$i] = common_canonical_tag($hashtags[$i]);
180 foreach(array_unique($hashtags) as $hashtag) {
181 $this->saveTag($hashtag);
182 self::blow('profile:notice_ids_tagged:%d:%s', $this->profile_id, $hashtag);
188 * Record a single hash tag as associated with this notice.
189 * Tag format and uniqueness must be validated by caller.
191 function saveTag($hashtag)
193 $tag = new Notice_tag();
194 $tag->notice_id = $this->id;
195 $tag->tag = $hashtag;
196 $tag->created = $this->created;
197 $id = $tag->insert();
200 // TRANS: Server exception. %s are the error details.
201 throw new ServerException(sprintf(_('Database error inserting hashtag: %s'),
202 $last_error->message));
206 // if it's saved, blow its cache
207 $tag->blowCache(false);
211 * Save a new notice and push it out to subscribers' inboxes.
212 * Poster's permissions are checked before sending.
214 * @param int $profile_id Profile ID of the poster
215 * @param string $content source message text; links may be shortened
216 * per current user's preference
217 * @param string $source source key ('web', 'api', etc)
218 * @param array $options Associative array of optional properties:
219 * string 'created' timestamp of notice; defaults to now
220 * int 'is_local' source/gateway ID, one of:
221 * Notice::LOCAL_PUBLIC - Local, ok to appear in public timeline
222 * Notice::REMOTE_OMB - Sent from a remote OMB service;
223 * hide from public timeline but show in
224 * local "and friends" timelines
225 * Notice::LOCAL_NONPUBLIC - Local, but hide from public timeline
226 * Notice::GATEWAY - From another non-OMB service;
227 * will not appear in public views
228 * float 'lat' decimal latitude for geolocation
229 * float 'lon' decimal longitude for geolocation
230 * int 'location_id' geoname identifier
231 * int 'location_ns' geoname namespace to interpret location_id
232 * int 'reply_to'; notice ID this is a reply to
233 * int 'repeat_of'; notice ID this is a repeat of
234 * string 'uri' unique ID for notice; defaults to local notice URL
235 * string 'url' permalink to notice; defaults to local notice URL
236 * string 'rendered' rendered HTML version of content
237 * array 'replies' list of profile URIs for reply delivery in
238 * place of extracting @-replies from content.
239 * array 'groups' list of group IDs to deliver to, in place of
240 * extracting ! tags from content
241 * array 'tags' list of hashtag strings to save with the notice
242 * in place of extracting # tags from content
243 * array 'urls' list of attached/referred URLs to save with the
244 * notice in place of extracting links from content
245 * boolean 'distribute' whether to distribute the notice, default true
246 * string 'object_type' URL of the associated object type (default ActivityObject::NOTE)
248 * @fixme tag override
251 * @throws ClientException
253 static function saveNew($profile_id, $content, $source, $options=null) {
254 $defaults = array('uri' => null,
258 'distribute' => true);
260 if (!empty($options)) {
261 $options = $options + $defaults;
267 if (!isset($is_local)) {
268 $is_local = Notice::LOCAL_PUBLIC;
271 $profile = Profile::staticGet('id', $profile_id);
272 $user = User::staticGet('id', $profile_id);
274 // Use the local user's shortening preferences, if applicable.
275 $final = $user->shortenLinks($content);
277 $final = common_shorten_links($content);
280 if (Notice::contentTooLong($final)) {
281 // TRANS: Client exception thrown if a notice contains too many characters.
282 throw new ClientException(_('Problem saving notice. Too long.'));
285 if (empty($profile)) {
286 // TRANS: Client exception thrown when trying to save a notice for an unknown user.
287 throw new ClientException(_('Problem saving notice. Unknown user.'));
290 if (common_config('throttle', 'enabled') && !Notice::checkEditThrottle($profile_id)) {
291 common_log(LOG_WARNING, 'Excessive posting by profile #' . $profile_id . '; throttled.');
292 // TRANS: Client exception thrown when a user tries to post too many notices in a given time frame.
293 throw new ClientException(_('Too many notices too fast; take a breather '.
294 'and post again in a few minutes.'));
297 if (common_config('site', 'dupelimit') > 0 && !Notice::checkDupes($profile_id, $final)) {
298 common_log(LOG_WARNING, 'Dupe posting by profile #' . $profile_id . '; throttled.');
299 // TRANS: Client exception thrown when a user tries to post too many duplicate notices in a given time frame.
300 throw new ClientException(_('Too many duplicate messages too quickly;'.
301 ' take a breather and post again in a few minutes.'));
304 if (!$profile->hasRight(Right::NEWNOTICE)) {
305 common_log(LOG_WARNING, "Attempted post from user disallowed to post: " . $profile->nickname);
307 // TRANS: Client exception thrown when a user tries to post while being banned.
308 throw new ClientException(_('You are banned from posting notices on this site.'), 403);
311 $notice = new Notice();
312 $notice->profile_id = $profile_id;
314 $autosource = common_config('public', 'autosource');
316 # Sandboxed are non-false, but not 1, either
318 if (!$profile->hasRight(Right::PUBLICNOTICE) ||
319 ($source && $autosource && in_array($source, $autosource))) {
320 $notice->is_local = Notice::LOCAL_NONPUBLIC;
322 $notice->is_local = $is_local;
325 if (!empty($created)) {
326 $notice->created = $created;
328 $notice->created = common_sql_now();
331 $notice->content = $final;
333 $notice->source = $source;
337 // Handle repeat case
339 if (isset($repeat_of)) {
340 $notice->repeat_of = $repeat_of;
342 $notice->reply_to = self::getReplyTo($reply_to, $profile_id, $source, $final);
345 if (!empty($notice->reply_to)) {
346 $reply = Notice::staticGet('id', $notice->reply_to);
347 $notice->conversation = $reply->conversation;
350 if (!empty($lat) && !empty($lon)) {
355 if (!empty($location_ns) && !empty($location_id)) {
356 $notice->location_id = $location_id;
357 $notice->location_ns = $location_ns;
360 if (!empty($rendered)) {
361 $notice->rendered = $rendered;
363 $notice->rendered = common_render_content($final, $notice);
366 if (empty($object_type)) {
367 $notice->object_type = (empty($notice->reply_to)) ? ActivityObject::NOTE : ActivityObject::COMMENT;
369 $notice->object_type = $object_type;
372 if (Event::handle('StartNoticeSave', array(&$notice))) {
374 // XXX: some of these functions write to the DB
376 $id = $notice->insert();
379 common_log_db_error($notice, 'INSERT', __FILE__);
380 // TRANS: Server exception thrown when a notice cannot be saved.
381 throw new ServerException(_('Problem saving notice.'));
384 // Update ID-dependent columns: URI, conversation
386 $orig = clone($notice);
391 $notice->uri = common_notice_uri($notice);
395 // If it's not part of a conversation, it's
396 // the beginning of a new conversation.
398 if (empty($notice->conversation)) {
399 $conv = Conversation::create();
400 $notice->conversation = $conv->id;
405 if (!$notice->update($orig)) {
406 common_log_db_error($notice, 'UPDATE', __FILE__);
407 // TRANS: Server exception thrown when a notice cannot be updated.
408 throw new ServerException(_('Problem saving notice.'));
414 # Clear the cache for subscribed users, so they'll update at next request
415 # XXX: someone clever could prepend instead of clearing the cache
417 $notice->blowOnInsert();
419 // Save per-notice metadata...
421 if (isset($replies)) {
422 $notice->saveKnownReplies($replies);
424 $notice->saveReplies();
428 $notice->saveKnownTags($tags);
433 // Note: groups may save tags, so must be run after tags are saved
434 // to avoid errors on duplicates.
435 if (isset($groups)) {
436 $notice->saveKnownGroups($groups);
438 $notice->saveGroups();
442 $notice->saveKnownUrls($urls);
448 // Prepare inbox delivery, may be queued to background.
449 $notice->distribute();
455 function blowOnInsert($conversation = false)
457 self::blow('profile:notice_ids:%d', $this->profile_id);
459 if ($this->isPublic()) {
460 self::blow('public');
463 // XXX: Before we were blowing the casche only if the notice id
464 // was not the root of the conversation. What to do now?
466 self::blow('notice:conversation_ids:%d', $this->conversation);
468 if (!empty($this->repeat_of)) {
469 self::blow('notice:repeats:%d', $this->repeat_of);
472 $original = Notice::staticGet('id', $this->repeat_of);
474 if (!empty($original)) {
475 $originalUser = User::staticGet('id', $original->profile_id);
476 if (!empty($originalUser)) {
477 self::blow('user:repeats_of_me:%d', $originalUser->id);
481 $profile = Profile::staticGet($this->profile_id);
482 if (!empty($profile)) {
483 $profile->blowNoticeCount();
488 * Clear cache entries related to this notice at delete time.
489 * Necessary to avoid breaking paging on public, profile timelines.
491 function blowOnDelete()
493 $this->blowOnInsert();
495 self::blow('profile:notice_ids:%d;last', $this->profile_id);
497 if ($this->isPublic()) {
498 self::blow('public;last');
502 /** save all urls in the notice to the db
504 * follow redirects and save all available file information
505 * (mimetype, date, size, oembed, etc.)
509 function saveUrls() {
510 if (common_config('attachments', 'process_links')) {
511 common_replace_urls_callback($this->content, array($this, 'saveUrl'), $this->id);
516 * Save the given URLs as related links/attachments to the db
518 * follow redirects and save all available file information
519 * (mimetype, date, size, oembed, etc.)
523 function saveKnownUrls($urls)
525 if (common_config('attachments', 'process_links')) {
526 // @fixme validation?
527 foreach (array_unique($urls) as $url) {
528 File::processNew($url, $this->id);
536 function saveUrl($url, $notice_id) {
537 File::processNew($url, $notice_id);
540 static function checkDupes($profile_id, $content) {
541 $profile = Profile::staticGet($profile_id);
542 if (empty($profile)) {
545 $notice = $profile->getNotices(0, NOTICE_CACHE_WINDOW);
546 if (!empty($notice)) {
548 while ($notice->fetch()) {
549 if (time() - strtotime($notice->created) >= common_config('site', 'dupelimit')) {
551 } else if ($notice->content == $content) {
556 # If we get here, oldest item in cache window is not
557 # old enough for dupe limit; do direct check against DB
558 $notice = new Notice();
559 $notice->profile_id = $profile_id;
560 $notice->content = $content;
561 $threshold = common_sql_date(time() - common_config('site', 'dupelimit'));
562 $notice->whereAdd(sprintf("created > '%s'", $notice->escape($threshold)));
564 $cnt = $notice->count();
568 static function checkEditThrottle($profile_id) {
569 $profile = Profile::staticGet($profile_id);
570 if (empty($profile)) {
574 $notice = $profile->getNotices(common_config('throttle', 'count') - 1, 1);
575 if ($notice && $notice->fetch()) {
576 # If the Nth notice was posted less than timespan seconds ago
577 if (time() - strtotime($notice->created) <= common_config('throttle', 'timespan')) {
582 # Either not N notices in the stream, OR the Nth was not posted within timespan seconds
586 function getUploadedAttachment() {
588 $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"';
589 $post->query($query);
591 if (empty($post->up) || empty($post->i)) {
594 $ret = array($post->up, $post->i);
600 function hasAttachments() {
602 $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);
603 $post->query($query);
605 $n_attachments = intval($post->n_attachments);
607 return $n_attachments;
610 function attachments() {
613 $f2p = new File_to_post;
614 $f2p->post_id = $this->id;
616 while ($f2p->fetch()) {
617 $f = File::staticGet($f2p->file_id);
626 function getStreamByIds($ids)
628 $cache = Cache::instance();
630 if (!empty($cache)) {
632 foreach ($ids as $id) {
633 $n = Notice::staticGet('id', $id);
638 return new ArrayWrapper($notices);
640 $notice = new Notice();
642 //if no IDs requested, just return the notice object
645 $notice->whereAdd('id in (' . implode(', ', $ids) . ')');
651 while ($notice->fetch()) {
652 $temp[$notice->id] = clone($notice);
657 foreach ($ids as $id) {
658 if (array_key_exists($id, $temp)) {
659 $wrapped[] = $temp[$id];
663 return new ArrayWrapper($wrapped);
667 function publicStream($offset=0, $limit=20, $since_id=0, $max_id=0)
669 $ids = Notice::stream(array('Notice', '_publicStreamDirect'),
672 $offset, $limit, $since_id, $max_id);
673 return Notice::getStreamByIds($ids);
676 function _publicStreamDirect($offset=0, $limit=20, $since_id=0, $max_id=0)
678 $notice = new Notice();
680 $notice->selectAdd(); // clears it
681 $notice->selectAdd('id');
683 $notice->orderBy('created DESC, id DESC');
685 if (!is_null($offset)) {
686 $notice->limit($offset, $limit);
689 if (common_config('public', 'localonly')) {
690 $notice->whereAdd('is_local = ' . Notice::LOCAL_PUBLIC);
692 # -1 == blacklisted, -2 == gateway (i.e. Twitter)
693 $notice->whereAdd('is_local !='. Notice::LOCAL_NONPUBLIC);
694 $notice->whereAdd('is_local !='. Notice::GATEWAY);
697 Notice::addWhereSinceId($notice, $since_id);
698 Notice::addWhereMaxId($notice, $max_id);
702 if ($notice->find()) {
703 while ($notice->fetch()) {
704 $ids[] = $notice->id;
714 function conversationStream($id, $offset=0, $limit=20, $since_id=0, $max_id=0)
716 $ids = Notice::stream(array('Notice', '_conversationStreamDirect'),
718 'notice:conversation_ids:'.$id,
719 $offset, $limit, $since_id, $max_id);
721 return Notice::getStreamByIds($ids);
724 function _conversationStreamDirect($id, $offset=0, $limit=20, $since_id=0, $max_id=0)
726 $notice = new Notice();
728 $notice->selectAdd(); // clears it
729 $notice->selectAdd('id');
731 $notice->conversation = $id;
733 $notice->orderBy('created DESC, id DESC');
735 if (!is_null($offset)) {
736 $notice->limit($offset, $limit);
739 Notice::addWhereSinceId($notice, $since_id);
740 Notice::addWhereMaxId($notice, $max_id);
744 if ($notice->find()) {
745 while ($notice->fetch()) {
746 $ids[] = $notice->id;
757 * Is this notice part of an active conversation?
759 * @return boolean true if other messages exist in the same
760 * conversation, false if this is the only one
762 function hasConversation()
764 if (!empty($this->conversation)) {
765 $conversation = Notice::conversationStream(
771 if ($conversation->N > 0) {
779 * Pull up a full list of local recipients who will be getting
780 * this notice in their inbox. Results will be cached, so don't
781 * change the input data wily-nilly!
783 * @param array $groups optional list of Group objects;
784 * if left empty, will be loaded from group_inbox records
785 * @param array $recipient optional list of reply profile ids
786 * if left empty, will be loaded from reply records
787 * @return array associating recipient user IDs with an inbox source constant
789 function whoGets($groups=null, $recipients=null)
791 $c = self::memcache();
794 $ni = $c->get(Cache::key('notice:who_gets:'.$this->id));
800 if (is_null($groups)) {
801 $groups = $this->getGroups();
804 if (is_null($recipients)) {
805 $recipients = $this->getReplies();
808 $users = $this->getSubscribedUsers();
810 // FIXME: kind of ignoring 'transitional'...
811 // we'll probably stop supporting inboxless mode
816 // Give plugins a chance to add folks in at start...
817 if (Event::handle('StartNoticeWhoGets', array($this, &$ni))) {
819 foreach ($users as $id) {
820 $ni[$id] = NOTICE_INBOX_SOURCE_SUB;
823 foreach ($groups as $group) {
824 $users = $group->getUserMembers();
825 foreach ($users as $id) {
826 if (!array_key_exists($id, $ni)) {
827 $ni[$id] = NOTICE_INBOX_SOURCE_GROUP;
832 foreach ($recipients as $recipient) {
833 if (!array_key_exists($recipient, $ni)) {
834 $ni[$recipient] = NOTICE_INBOX_SOURCE_REPLY;
838 // Exclude any deleted, non-local, or blocking recipients.
839 $profile = $this->getProfile();
840 $originalProfile = null;
841 if ($this->repeat_of) {
842 // Check blocks against the original notice's poster as well.
843 $original = Notice::staticGet('id', $this->repeat_of);
845 $originalProfile = $original->getProfile();
848 foreach ($ni as $id => $source) {
849 $user = User::staticGet('id', $id);
850 if (empty($user) || $user->hasBlocked($profile) ||
851 ($originalProfile && $user->hasBlocked($originalProfile))) {
856 // Give plugins a chance to filter out...
857 Event::handle('EndNoticeWhoGets', array($this, &$ni));
861 // XXX: pack this data better
862 $c->set(Cache::key('notice:who_gets:'.$this->id), $ni);
869 * Adds this notice to the inboxes of each local user who should receive
870 * it, based on author subscriptions, group memberships, and @-replies.
872 * Warning: running a second time currently will make items appear
873 * multiple times in users' inboxes.
875 * @fixme make more robust against errors
876 * @fixme break up massive deliveries to smaller background tasks
878 * @param array $groups optional list of Group objects;
879 * if left empty, will be loaded from group_inbox records
880 * @param array $recipient optional list of reply profile ids
881 * if left empty, will be loaded from reply records
883 function addToInboxes($groups=null, $recipients=null)
885 $ni = $this->whoGets($groups, $recipients);
887 $ids = array_keys($ni);
889 // We remove the author (if they're a local user),
890 // since we'll have already done this in distribute()
892 $i = array_search($this->profile_id, $ids);
900 Inbox::bulkInsert($this->id, $ids);
905 function getSubscribedUsers()
909 if(common_config('db','quote_identifiers'))
910 $user_table = '"user"';
911 else $user_table = 'user';
915 'FROM '. $user_table .' JOIN subscription '.
916 'ON '. $user_table .'.id = subscription.subscriber ' .
917 'WHERE subscription.subscribed = %d ';
919 $user->query(sprintf($qry, $this->profile_id));
923 while ($user->fetch()) {
933 * Record this notice to the given group inboxes for delivery.
934 * Overrides the regular parsing of !group markup.
936 * @param string $group_ids
937 * @fixme might prefer URIs as identifiers, as for replies?
938 * best with generalizations on user_group to support
939 * remote groups better.
941 function saveKnownGroups($group_ids)
943 if (!is_array($group_ids)) {
944 // TRANS: Server exception thrown when no array is provided to the method saveKnownGroups().
945 throw new ServerException(_('Bad type provided to saveKnownGroups.'));
949 foreach (array_unique($group_ids) as $id) {
950 $group = User_group::staticGet('id', $id);
952 common_log(LOG_ERR, "Local delivery to group id $id, $group->nickname");
953 $result = $this->addToGroupInbox($group);
955 common_log_db_error($gi, 'INSERT', __FILE__);
958 // @fixme should we save the tags here or not?
959 $groups[] = clone($group);
961 common_log(LOG_ERR, "Local delivery to group id $id skipped, doesn't exist");
969 * Parse !group delivery and record targets into group_inbox.
970 * @return array of Group objects
972 function saveGroups()
974 // Don't save groups for repeats
976 if (!empty($this->repeat_of)) {
982 /* extract all !group */
983 $count = preg_match_all('/(?:^|\s)!(' . Nickname::DISPLAY_FMT . ')/',
984 strtolower($this->content),
990 $profile = $this->getProfile();
992 /* Add them to the database */
994 foreach (array_unique($match[1]) as $nickname) {
995 /* XXX: remote groups. */
996 $group = User_group::getForNickname($nickname, $profile);
1002 // we automatically add a tag for every group name, too
1004 $tag = Notice_tag::pkeyGet(array('tag' => common_canonical_tag($nickname),
1005 'notice_id' => $this->id));
1007 if (is_null($tag)) {
1008 $this->saveTag($nickname);
1011 if ($profile->isMember($group)) {
1013 $result = $this->addToGroupInbox($group);
1016 common_log_db_error($gi, 'INSERT', __FILE__);
1019 $groups[] = clone($group);
1026 function addToGroupInbox($group)
1028 $gi = Group_inbox::pkeyGet(array('group_id' => $group->id,
1029 'notice_id' => $this->id));
1033 $gi = new Group_inbox();
1035 $gi->group_id = $group->id;
1036 $gi->notice_id = $this->id;
1037 $gi->created = $this->created;
1039 $result = $gi->insert();
1042 common_log_db_error($gi, 'INSERT', __FILE__);
1043 // TRANS: Server exception thrown when an update for a group inbox fails.
1044 throw new ServerException(_('Problem saving group inbox.'));
1047 self::blow('user_group:notice_ids:%d', $gi->group_id);
1054 * Save reply records indicating that this notice needs to be
1055 * delivered to the local users with the given URIs.
1057 * Since this is expected to be used when saving foreign-sourced
1058 * messages, we won't deliver to any remote targets as that's the
1059 * source service's responsibility.
1061 * Mail notifications etc will be handled later.
1063 * @param array of unique identifier URIs for recipients
1065 function saveKnownReplies($uris)
1071 $sender = Profile::staticGet($this->profile_id);
1073 foreach (array_unique($uris) as $uri) {
1075 $profile = Profile::fromURI($uri);
1077 if (empty($profile)) {
1078 common_log(LOG_WARNING, "Unable to determine profile for URI '$uri'");
1082 if ($profile->hasBlocked($sender)) {
1083 common_log(LOG_INFO, "Not saving reply to profile {$profile->id} ($uri) from sender {$sender->id} because of a block.");
1087 $reply = new Reply();
1089 $reply->notice_id = $this->id;
1090 $reply->profile_id = $profile->id;
1091 $reply->modified = $this->created;
1093 common_log(LOG_INFO, __METHOD__ . ": saving reply: notice $this->id to profile $profile->id");
1095 $id = $reply->insert();
1102 * Pull @-replies from this message's content in StatusNet markup format
1103 * and save reply records indicating that this message needs to be
1104 * delivered to those users.
1106 * Mail notifications to local profiles will be sent later.
1108 * @return array of integer profile IDs
1111 function saveReplies()
1113 // Don't save reply data for repeats
1115 if (!empty($this->repeat_of)) {
1119 $sender = Profile::staticGet($this->profile_id);
1121 // @todo ideally this parser information would only
1122 // be calculated once.
1124 $mentions = common_find_mentions($this->content, $this);
1128 // store replied only for first @ (what user/notice what the reply directed,
1129 // we assume first @ is it)
1131 foreach ($mentions as $mention) {
1133 foreach ($mention['mentioned'] as $mentioned) {
1135 // skip if they're already covered
1137 if (!empty($replied[$mentioned->id])) {
1141 // Don't save replies from blocked profile to local user
1143 $mentioned_user = User::staticGet('id', $mentioned->id);
1144 if (!empty($mentioned_user) && $mentioned_user->hasBlocked($sender)) {
1148 $reply = new Reply();
1150 $reply->notice_id = $this->id;
1151 $reply->profile_id = $mentioned->id;
1152 $reply->modified = $this->created;
1154 $id = $reply->insert();
1157 common_log_db_error($reply, 'INSERT', __FILE__);
1158 // TRANS: Server exception thrown when a reply cannot be saved.
1159 // TRANS: %1$d is a notice ID, %2$d is the ID of the mentioned user.
1160 throw new ServerException(sprintf(_('Could not save reply for %1$d, %2$d.'), $this->id, $mentioned->id));
1162 $replied[$mentioned->id] = 1;
1163 self::blow('reply:stream:%d', $mentioned->id);
1168 $recipientIds = array_keys($replied);
1170 return $recipientIds;
1174 * Pull the complete list of @-reply targets for this notice.
1176 * @return array of integer profile ids
1178 function getReplies()
1184 $reply = new Reply();
1185 $reply->selectAdd();
1186 $reply->selectAdd('profile_id');
1187 $reply->notice_id = $this->id;
1189 if ($reply->find()) {
1190 while($reply->fetch()) {
1191 $ids[] = $reply->profile_id;
1201 * Send e-mail notifications to local @-reply targets.
1203 * Replies must already have been saved; this is expected to be run
1204 * from the distrib queue handler.
1206 function sendReplyNotifications()
1208 // Don't send reply notifications for repeats
1210 if (!empty($this->repeat_of)) {
1214 $recipientIds = $this->getReplies();
1216 foreach ($recipientIds as $recipientId) {
1217 $user = User::staticGet('id', $recipientId);
1218 if (!empty($user)) {
1219 mail_notify_attn($user, $this);
1225 * Pull list of groups this notice needs to be delivered to,
1226 * as previously recorded by saveGroups() or saveKnownGroups().
1228 * @return array of Group objects
1230 function getGroups()
1232 // Don't save groups for repeats
1234 if (!empty($this->repeat_of)) {
1242 $gi = new Group_inbox();
1245 $gi->selectAdd('group_id');
1247 $gi->notice_id = $this->id;
1250 while ($gi->fetch()) {
1251 $group = User_group::staticGet('id', $gi->group_id);
1264 * Convert a notice into an activity for export.
1266 * @param User $cur Current user
1268 * @return Activity activity object representing this Notice.
1271 function asActivity($cur)
1273 $act = self::cacheGet(Cache::codeKey('notice:as-activity:'.$this->id));
1278 $act = new Activity();
1280 if (Event::handle('StartNoticeAsActivity', array($this, &$act))) {
1282 $profile = $this->getProfile();
1284 $act->actor = ActivityObject::fromProfile($profile);
1285 $act->actor->extra[] = $profile->profileInfo($cur);
1286 $act->verb = ActivityVerb::POST;
1287 $act->objects[] = ActivityObject::fromNotice($this);
1289 // XXX: should this be handled by default processing for object entry?
1291 $act->time = strtotime($this->created);
1292 $act->link = $this->bestUrl();
1294 $act->content = common_xml_safe_str($this->rendered);
1295 $act->id = $this->uri;
1296 $act->title = common_xml_safe_str($this->content);
1300 $tags = $this->getTags();
1302 foreach ($tags as $tag) {
1303 $cat = new AtomCategory();
1306 $act->categories[] = $cat;
1310 // XXX: use Atom Media and/or File activity objects instead
1312 $attachments = $this->attachments();
1314 foreach ($attachments as $attachment) {
1315 $enclosure = $attachment->getEnclosure();
1317 $act->enclosures[] = $enclosure;
1321 $ctx = new ActivityContext();
1323 if (!empty($this->reply_to)) {
1324 $reply = Notice::staticGet('id', $this->reply_to);
1325 if (!empty($reply)) {
1326 $ctx->replyToID = $reply->uri;
1327 $ctx->replyToUrl = $reply->bestUrl();
1331 $ctx->location = $this->getLocation();
1335 if (!empty($this->conversation)) {
1336 $conv = Conversation::staticGet('id', $this->conversation);
1337 if (!empty($conv)) {
1338 $ctx->conversation = $conv->uri;
1342 $reply_ids = $this->getReplies();
1344 foreach ($reply_ids as $id) {
1345 $profile = Profile::staticGet('id', $id);
1346 if (!empty($profile)) {
1347 $ctx->attention[] = $profile->getUri();
1351 $groups = $this->getGroups();
1353 foreach ($groups as $group) {
1354 $ctx->attention[] = $group->getUri();
1357 // XXX: deprecated; use ActivityVerb::SHARE instead
1361 if (!empty($this->repeat_of)) {
1362 $repeat = Notice::staticGet('id', $this->repeat_of);
1363 $ctx->forwardID = $repeat->uri;
1364 $ctx->forwardUrl = $repeat->bestUrl();
1367 $act->context = $ctx;
1371 $atom_feed = $profile->getAtomFeed();
1373 if (!empty($atom_feed)) {
1375 $act->source = new ActivitySource();
1377 // XXX: we should store the actual feed ID
1379 $act->source->id = $atom_feed;
1381 // XXX: we should store the actual feed title
1383 $act->source->title = $profile->getBestName();
1385 $act->source->links['alternate'] = $profile->profileurl;
1386 $act->source->links['self'] = $atom_feed;
1388 $act->source->icon = $profile->avatarUrl(AVATAR_PROFILE_SIZE);
1390 $notice = $profile->getCurrentNotice();
1392 if (!empty($notice)) {
1393 $act->source->updated = self::utcDate($notice->created);
1396 $user = User::staticGet('id', $profile->id);
1398 if (!empty($user)) {
1399 $act->source->links['license'] = common_config('license', 'url');
1403 if ($this->isLocal()) {
1404 $act->selfLink = common_local_url('ApiStatusesShow', array('id' => $this->id,
1405 'format' => 'atom'));
1406 $act->editLink = $act->selfLink;
1409 Event::handle('EndNoticeAsActivity', array($this, &$act));
1412 self::cacheSet(Cache::codeKey('notice:as-activity:'.$this->id), $act);
1417 // This has gotten way too long. Needs to be sliced up into functional bits
1418 // or ideally exported to a utility class.
1420 function asAtomEntry($namespace=false,
1425 $act = $this->asActivity($cur);
1426 $act->extra[] = $this->noticeInfo($cur);
1427 return $act->asString($namespace, $author, $source);
1431 * Extra notice info for atom entries
1433 * Clients use some extra notice info in the atom stream.
1434 * This gives it to them.
1436 * @param User $cur Current user
1438 * @return array representation of <statusnet:notice_info> element
1441 function noticeInfo($cur)
1443 // local notice ID (useful to clients for ordering)
1445 $noticeInfoAttr = array('local_id' => $this->id);
1449 $ns = $this->getSource();
1452 $noticeInfoAttr['source'] = $ns->code;
1453 if (!empty($ns->url)) {
1454 $noticeInfoAttr['source_link'] = $ns->url;
1455 if (!empty($ns->name)) {
1456 $noticeInfoAttr['source'] = '<a href="'
1457 . htmlspecialchars($ns->url)
1458 . '" rel="nofollow">'
1459 . htmlspecialchars($ns->name)
1465 // favorite and repeated
1468 $noticeInfoAttr['favorite'] = ($cur->hasFave($this)) ? "true" : "false";
1469 $cp = $cur->getProfile();
1470 $noticeInfoAttr['repeated'] = ($cp->hasRepeated($this->id)) ? "true" : "false";
1473 if (!empty($this->repeat_of)) {
1474 $noticeInfoAttr['repeat_of'] = $this->repeat_of;
1477 return array('statusnet:notice_info', $noticeInfoAttr, null);
1481 * Returns an XML string fragment with a reference to a notice as an
1482 * Activity Streams noun object with the given element type.
1484 * Assumes that 'activity' namespace has been previously defined.
1486 * @param string $element one of 'subject', 'object', 'target'
1490 function asActivityNoun($element)
1492 $noun = ActivityObject::fromNotice($this);
1493 return $noun->asString('activity:' . $element);
1498 if (!empty($this->url)) {
1500 } else if (!empty($this->uri) && preg_match('/^https?:/', $this->uri)) {
1503 return common_local_url('shownotice',
1504 array('notice' => $this->id));
1508 function stream($fn, $args, $cachekey, $offset=0, $limit=20, $since_id=0, $max_id=0)
1510 $cache = Cache::instance();
1512 if (empty($cache) ||
1513 $since_id != 0 || $max_id != 0 ||
1515 ($offset + $limit) > NOTICE_CACHE_WINDOW) {
1516 return call_user_func_array($fn, array_merge($args, array($offset, $limit, $since_id,
1520 $idkey = Cache::key($cachekey);
1522 $idstr = $cache->get($idkey);
1524 if ($idstr !== false) {
1525 // Cache hit! Woohoo!
1526 $window = explode(',', $idstr);
1527 $ids = array_slice($window, $offset, $limit);
1531 $laststr = $cache->get($idkey.';last');
1533 if ($laststr !== false) {
1534 $window = explode(',', $laststr);
1535 $last_id = $window[0];
1536 $new_ids = call_user_func_array($fn, array_merge($args, array(0, NOTICE_CACHE_WINDOW,
1537 $last_id, 0, null)));
1539 $new_window = array_merge($new_ids, $window);
1541 $new_windowstr = implode(',', $new_window);
1543 $result = $cache->set($idkey, $new_windowstr);
1544 $result = $cache->set($idkey . ';last', $new_windowstr);
1546 $ids = array_slice($new_window, $offset, $limit);
1551 $window = call_user_func_array($fn, array_merge($args, array(0, NOTICE_CACHE_WINDOW,
1554 $windowstr = implode(',', $window);
1556 $result = $cache->set($idkey, $windowstr);
1557 $result = $cache->set($idkey . ';last', $windowstr);
1559 $ids = array_slice($window, $offset, $limit);
1565 * Determine which notice, if any, a new notice is in reply to.
1567 * For conversation tracking, we try to see where this notice fits
1568 * in the tree. Rough algorithm is:
1570 * if (reply_to is set and valid) {
1572 * } else if ((source not API or Web) and (content starts with "T NAME" or "@name ")) {
1573 * return ID of last notice by initial @name in content;
1576 * Note that all @nickname instances will still be used to save "reply" records,
1577 * so the notice shows up in the mentioned users' "replies" tab.
1579 * @param integer $reply_to ID passed in by Web or API
1580 * @param integer $profile_id ID of author
1581 * @param string $source Source tag, like 'web' or 'gwibber'
1582 * @param string $content Final notice content
1584 * @return integer ID of replied-to notice, or null for not a reply.
1587 static function getReplyTo($reply_to, $profile_id, $source, $content)
1589 static $lb = array('xmpp', 'mail', 'sms', 'omb');
1591 // If $reply_to is specified, we check that it exists, and then
1592 // return it if it does
1594 if (!empty($reply_to)) {
1595 $reply_notice = Notice::staticGet('id', $reply_to);
1596 if (!empty($reply_notice)) {
1601 // If it's not a "low bandwidth" source (one where you can't set
1602 // a reply_to argument), we return. This is mostly web and API
1605 if (!in_array($source, $lb)) {
1609 // Is there an initial @ or T?
1611 if (preg_match('/^T ([A-Z0-9]{1,64}) /', $content, $match) ||
1612 preg_match('/^@([a-z0-9]{1,64})\s+/', $content, $match)) {
1613 $nickname = common_canonical_nickname($match[1]);
1618 // Figure out who that is.
1620 $sender = Profile::staticGet('id', $profile_id);
1621 if (empty($sender)) {
1625 $recipient = common_relative_profile($sender, $nickname, common_sql_now());
1627 if (empty($recipient)) {
1631 // Get their last notice
1633 $last = $recipient->getCurrentNotice();
1635 if (!empty($last)) {
1640 static function maxContent()
1642 $contentlimit = common_config('notice', 'contentlimit');
1643 // null => use global limit (distinct from 0!)
1644 if (is_null($contentlimit)) {
1645 $contentlimit = common_config('site', 'textlimit');
1647 return $contentlimit;
1650 static function contentTooLong($content)
1652 $contentlimit = self::maxContent();
1653 return ($contentlimit > 0 && !empty($content) && (mb_strlen($content) > $contentlimit));
1656 function getLocation()
1660 if (!empty($this->location_id) && !empty($this->location_ns)) {
1661 $location = Location::fromId($this->location_id, $this->location_ns);
1664 if (is_null($location)) { // no ID, or Location::fromId() failed
1665 if (!empty($this->lat) && !empty($this->lon)) {
1666 $location = Location::fromLatLon($this->lat, $this->lon);
1673 function repeat($repeater_id, $source)
1675 $author = Profile::staticGet('id', $this->profile_id);
1677 // TRANS: Message used to repeat a notice. RT is the abbreviation of 'retweet'.
1678 // TRANS: %1$s is the repeated user's name, %2$s is the repeated notice.
1679 $content = sprintf(_('RT @%1$s %2$s'),
1683 $maxlen = common_config('site', 'textlimit');
1684 if ($maxlen > 0 && mb_strlen($content) > $maxlen) {
1685 // Web interface and current Twitter API clients will
1686 // pull the original notice's text, but some older
1687 // clients and RSS/Atom feeds will see this trimmed text.
1689 // Unfortunately this is likely to lose tags or URLs
1690 // at the end of long notices.
1691 $content = mb_substr($content, 0, $maxlen - 4) . ' ...';
1694 return self::saveNew($repeater_id, $content, $source,
1695 array('repeat_of' => $this->id));
1698 // These are supposed to be in chron order!
1700 function repeatStream($limit=100)
1702 $cache = Cache::instance();
1704 if (empty($cache)) {
1705 $ids = $this->_repeatStreamDirect($limit);
1707 $idstr = $cache->get(Cache::key('notice:repeats:'.$this->id));
1708 if ($idstr !== false) {
1709 $ids = explode(',', $idstr);
1711 $ids = $this->_repeatStreamDirect(100);
1712 $cache->set(Cache::key('notice:repeats:'.$this->id), implode(',', $ids));
1715 // We do a max of 100, so slice down to limit
1716 $ids = array_slice($ids, 0, $limit);
1720 return Notice::getStreamByIds($ids);
1723 function _repeatStreamDirect($limit)
1725 $notice = new Notice();
1727 $notice->selectAdd(); // clears it
1728 $notice->selectAdd('id');
1730 $notice->repeat_of = $this->id;
1732 $notice->orderBy('created, id'); // NB: asc!
1734 if (!is_null($limit)) {
1735 $notice->limit(0, $limit);
1740 if ($notice->find()) {
1741 while ($notice->fetch()) {
1742 $ids[] = $notice->id;
1752 function locationOptions($lat, $lon, $location_id, $location_ns, $profile = null)
1756 if (!empty($location_id) && !empty($location_ns)) {
1757 $options['location_id'] = $location_id;
1758 $options['location_ns'] = $location_ns;
1760 $location = Location::fromId($location_id, $location_ns);
1762 if (!empty($location)) {
1763 $options['lat'] = $location->lat;
1764 $options['lon'] = $location->lon;
1767 } else if (!empty($lat) && !empty($lon)) {
1768 $options['lat'] = $lat;
1769 $options['lon'] = $lon;
1771 $location = Location::fromLatLon($lat, $lon);
1773 if (!empty($location)) {
1774 $options['location_id'] = $location->location_id;
1775 $options['location_ns'] = $location->location_ns;
1777 } else if (!empty($profile)) {
1778 if (isset($profile->lat) && isset($profile->lon)) {
1779 $options['lat'] = $profile->lat;
1780 $options['lon'] = $profile->lon;
1783 if (isset($profile->location_id) && isset($profile->location_ns)) {
1784 $options['location_id'] = $profile->location_id;
1785 $options['location_ns'] = $profile->location_ns;
1792 function clearReplies()
1794 $replyNotice = new Notice();
1795 $replyNotice->reply_to = $this->id;
1797 //Null any notices that are replies to this notice
1799 if ($replyNotice->find()) {
1800 while ($replyNotice->fetch()) {
1801 $orig = clone($replyNotice);
1802 $replyNotice->reply_to = null;
1803 $replyNotice->update($orig);
1809 $reply = new Reply();
1810 $reply->notice_id = $this->id;
1812 if ($reply->find()) {
1813 while($reply->fetch()) {
1814 self::blow('reply:stream:%d', $reply->profile_id);
1822 function clearFiles()
1824 $f2p = new File_to_post();
1826 $f2p->post_id = $this->id;
1829 while ($f2p->fetch()) {
1833 // FIXME: decide whether to delete File objects
1834 // ...and related (actual) files
1837 function clearRepeats()
1839 $repeatNotice = new Notice();
1840 $repeatNotice->repeat_of = $this->id;
1842 //Null any notices that are repeats of this notice
1844 if ($repeatNotice->find()) {
1845 while ($repeatNotice->fetch()) {
1846 $orig = clone($repeatNotice);
1847 $repeatNotice->repeat_of = null;
1848 $repeatNotice->update($orig);
1853 function clearFaves()
1856 $fave->notice_id = $this->id;
1858 if ($fave->find()) {
1859 while ($fave->fetch()) {
1860 self::blow('fave:ids_by_user_own:%d', $fave->user_id);
1861 self::blow('fave:ids_by_user_own:%d;last', $fave->user_id);
1862 self::blow('fave:ids_by_user:%d', $fave->user_id);
1863 self::blow('fave:ids_by_user:%d;last', $fave->user_id);
1871 function clearTags()
1873 $tag = new Notice_tag();
1874 $tag->notice_id = $this->id;
1877 while ($tag->fetch()) {
1878 self::blow('profile:notice_ids_tagged:%d:%s', $this->profile_id, Cache::keyize($tag->tag));
1879 self::blow('profile:notice_ids_tagged:%d:%s;last', $this->profile_id, Cache::keyize($tag->tag));
1880 self::blow('notice_tag:notice_ids:%s', Cache::keyize($tag->tag));
1881 self::blow('notice_tag:notice_ids:%s;last', Cache::keyize($tag->tag));
1889 function clearGroupInboxes()
1891 $gi = new Group_inbox();
1893 $gi->notice_id = $this->id;
1896 while ($gi->fetch()) {
1897 self::blow('user_group:notice_ids:%d', $gi->group_id);
1905 function distribute()
1907 // We always insert for the author so they don't
1909 Event::handle('StartNoticeDistribute', array($this));
1911 $user = User::staticGet('id', $this->profile_id);
1912 if (!empty($user)) {
1913 Inbox::insertNotice($user->id, $this->id);
1916 if (common_config('queue', 'inboxes')) {
1917 // If there's a failure, we want to _force_
1918 // distribution at this point.
1920 $qm = QueueManager::get();
1921 $qm->enqueue($this, 'distrib');
1922 } catch (Exception $e) {
1923 // If the exception isn't transient, this
1924 // may throw more exceptions as DQH does
1925 // its own enqueueing. So, we ignore them!
1927 $handler = new DistribQueueHandler();
1928 $handler->handle($this);
1929 } catch (Exception $e) {
1930 common_log(LOG_ERR, "emergency redistribution resulted in " . $e->getMessage());
1932 // Re-throw so somebody smarter can handle it.
1936 $handler = new DistribQueueHandler();
1937 $handler->handle($this);
1943 $result = parent::insert();
1946 // Profile::hasRepeated() abuses pkeyGet(), so we
1947 // have to clear manually
1948 if (!empty($this->repeat_of)) {
1949 $c = self::memcache();
1951 $ck = self::multicacheKey('Notice',
1952 array('profile_id' => $this->profile_id,
1953 'repeat_of' => $this->repeat_of));
1963 * Get the source of the notice
1965 * @return Notice_source $ns A notice source object. 'code' is the only attribute
1966 * guaranteed to be populated.
1968 function getSource()
1970 $ns = new Notice_source();
1971 if (!empty($this->source)) {
1972 switch ($this->source) {
1979 $ns->code = $this->source;
1982 $ns = Notice_source::staticGet($this->source);
1984 $ns = new Notice_source();
1985 $ns->code = $this->source;
1986 $app = Oauth_application::staticGet('name', $this->source);
1988 $ns->name = $app->name;
1989 $ns->url = $app->source_url;
1999 * Determine whether the notice was locally created
2001 * @return boolean locality
2004 public function isLocal()
2006 return ($this->is_local == Notice::LOCAL_PUBLIC ||
2007 $this->is_local == Notice::LOCAL_NONPUBLIC);
2011 * Get the list of hash tags saved with this notice.
2013 * @return array of strings
2015 public function getTags()
2018 $tag = new Notice_tag();
2019 $tag->notice_id = $this->id;
2021 while ($tag->fetch()) {
2022 $tags[] = $tag->tag;
2029 static private function utcDate($dt)
2031 $dateStr = date('d F Y H:i:s', strtotime($dt));
2032 $d = new DateTime($dateStr, new DateTimeZone('UTC'));
2033 return $d->format(DATE_W3C);
2037 * Look up the creation timestamp for a given notice ID, even
2038 * if it's been deleted.
2041 * @return mixed string recorded creation timestamp, or false if can't be found
2043 public static function getAsTimestamp($id)
2049 $notice = Notice::staticGet('id', $id);
2051 return $notice->created;
2054 $deleted = Deleted_notice::staticGet('id', $id);
2056 return $deleted->created;
2063 * Build an SQL 'where' fragment for timestamp-based sorting from a since_id
2064 * parameter, matching notices posted after the given one (exclusive).
2066 * If the referenced notice can't be found, will return false.
2069 * @param string $idField
2070 * @param string $createdField
2071 * @return mixed string or false if no match
2073 public static function whereSinceId($id, $idField='id', $createdField='created')
2075 $since = Notice::getAsTimestamp($id);
2077 return sprintf("($createdField = '%s' and $idField > %d) or ($createdField > '%s')", $since, $id, $since);
2083 * Build an SQL 'where' fragment for timestamp-based sorting from a since_id
2084 * parameter, matching notices posted after the given one (exclusive), and
2085 * if necessary add it to the data object's query.
2087 * @param DB_DataObject $obj
2089 * @param string $idField
2090 * @param string $createdField
2091 * @return mixed string or false if no match
2093 public static function addWhereSinceId(DB_DataObject $obj, $id, $idField='id', $createdField='created')
2095 $since = self::whereSinceId($id, $idField, $createdField);
2097 $obj->whereAdd($since);
2102 * Build an SQL 'where' fragment for timestamp-based sorting from a max_id
2103 * parameter, matching notices posted before the given one (inclusive).
2105 * If the referenced notice can't be found, will return false.
2108 * @param string $idField
2109 * @param string $createdField
2110 * @return mixed string or false if no match
2112 public static function whereMaxId($id, $idField='id', $createdField='created')
2114 $max = Notice::getAsTimestamp($id);
2116 return sprintf("($createdField < '%s') or ($createdField = '%s' and $idField <= %d)", $max, $max, $id);
2122 * Build an SQL 'where' fragment for timestamp-based sorting from a max_id
2123 * parameter, matching notices posted before the given one (inclusive), and
2124 * if necessary add it to the data object's query.
2126 * @param DB_DataObject $obj
2128 * @param string $idField
2129 * @param string $createdField
2130 * @return mixed string or false if no match
2132 public static function addWhereMaxId(DB_DataObject $obj, $id, $idField='id', $createdField='created')
2134 $max = self::whereMaxId($id, $idField, $createdField);
2136 $obj->whereAdd($max);
2142 if (common_config('public', 'localonly')) {
2143 return ($this->is_local == Notice::LOCAL_PUBLIC);
2145 return (($this->is_local != Notice::LOCAL_NONPUBLIC) &&
2146 ($this->is_local != Notice::GATEWAY));