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 $object_type; // varchar(255)
78 function staticGet($k,$v=NULL)
80 return Memcached_DataObject::staticGet('Notice',$k,$v);
83 /* the code above is auto generated do not remove the tag below */
87 const LOCAL_PUBLIC = 1;
89 const LOCAL_NONPUBLIC = -1;
94 $profile = Profile::staticGet('id', $this->profile_id);
96 if (empty($profile)) {
97 // TRANS: Server exception thrown when a user profile for a notice cannot be found.
98 // TRANS: %1$d is a profile ID (number), %2$d is a notice ID (number).
99 throw new ServerException(sprintf(_('No such profile (%1$d) for notice (%2$d).'), $this->profile_id, $this->id));
107 // For auditing purposes, save a record that the notice
110 // @fixme we have some cases where things get re-run and so the
112 $deleted = Deleted_notice::staticGet('id', $this->id);
115 $deleted = Deleted_notice::staticGet('uri', $this->uri);
119 $deleted = new Deleted_notice();
121 $deleted->id = $this->id;
122 $deleted->profile_id = $this->profile_id;
123 $deleted->uri = $this->uri;
124 $deleted->created = $this->created;
125 $deleted->deleted = common_sql_now();
130 if (Event::handle('NoticeDeleteRelated', array($this))) {
132 // Clear related records
134 $this->clearReplies();
135 $this->clearRepeats();
138 $this->clearGroupInboxes();
141 // NOTE: we don't clear inboxes
142 // NOTE: we don't clear queue items
145 $result = parent::delete();
147 $this->blowOnDelete();
152 * Extract #hashtags from this notice's content and save them to the database.
156 /* extract all #hastags */
157 $count = preg_match_all('/(?:^|\s)#([\pL\pN_\-\.]{1,64})/u', strtolower($this->content), $match);
162 /* Add them to the database */
163 return $this->saveKnownTags($match[1]);
167 * Record the given set of hash tags in the db for this notice.
168 * Given tag strings will be normalized and checked for dupes.
170 function saveKnownTags($hashtags)
172 //turn each into their canonical tag
173 //this is needed to remove dupes before saving e.g. #hash.tag = #hashtag
174 for($i=0; $i<count($hashtags); $i++) {
175 /* elide characters we don't want in the tag */
176 $hashtags[$i] = common_canonical_tag($hashtags[$i]);
179 foreach(array_unique($hashtags) as $hashtag) {
180 $this->saveTag($hashtag);
181 self::blow('profile:notice_ids_tagged:%d:%s', $this->profile_id, $hashtag);
187 * Record a single hash tag as associated with this notice.
188 * Tag format and uniqueness must be validated by caller.
190 function saveTag($hashtag)
192 $tag = new Notice_tag();
193 $tag->notice_id = $this->id;
194 $tag->tag = $hashtag;
195 $tag->created = $this->created;
196 $id = $tag->insert();
199 // TRANS: Server exception. %s are the error details.
200 throw new ServerException(sprintf(_('Database error inserting hashtag: %s'),
201 $last_error->message));
205 // if it's saved, blow its cache
206 $tag->blowCache(false);
210 * Save a new notice and push it out to subscribers' inboxes.
211 * Poster's permissions are checked before sending.
213 * @param int $profile_id Profile ID of the poster
214 * @param string $content source message text; links may be shortened
215 * per current user's preference
216 * @param string $source source key ('web', 'api', etc)
217 * @param array $options Associative array of optional properties:
218 * string 'created' timestamp of notice; defaults to now
219 * int 'is_local' source/gateway ID, one of:
220 * Notice::LOCAL_PUBLIC - Local, ok to appear in public timeline
221 * Notice::REMOTE_OMB - Sent from a remote OMB service;
222 * hide from public timeline but show in
223 * local "and friends" timelines
224 * Notice::LOCAL_NONPUBLIC - Local, but hide from public timeline
225 * Notice::GATEWAY - From another non-OMB service;
226 * will not appear in public views
227 * float 'lat' decimal latitude for geolocation
228 * float 'lon' decimal longitude for geolocation
229 * int 'location_id' geoname identifier
230 * int 'location_ns' geoname namespace to interpret location_id
231 * int 'reply_to'; notice ID this is a reply to
232 * int 'repeat_of'; notice ID this is a repeat of
233 * string 'uri' unique ID for notice; defaults to local notice URL
234 * string 'url' permalink to notice; defaults to local notice URL
235 * string 'rendered' rendered HTML version of content
236 * array 'replies' list of profile URIs for reply delivery in
237 * place of extracting @-replies from content.
238 * array 'groups' list of group IDs to deliver to, in place of
239 * extracting ! tags from content
240 * array 'tags' list of hashtag strings to save with the notice
241 * in place of extracting # tags from content
242 * array 'urls' list of attached/referred URLs to save with the
243 * notice in place of extracting links from content
244 * boolean 'distribute' whether to distribute the notice, default true
245 * string 'object_type' URL of the associated object type (default ActivityObject::NOTE)
247 * @fixme tag override
250 * @throws ClientException
252 static function saveNew($profile_id, $content, $source, $options=null) {
253 $defaults = array('uri' => null,
257 'distribute' => true);
259 if (!empty($options)) {
260 $options = $options + $defaults;
266 if (!isset($is_local)) {
267 $is_local = Notice::LOCAL_PUBLIC;
270 $profile = Profile::staticGet('id', $profile_id);
271 $user = User::staticGet('id', $profile_id);
273 // Use the local user's shortening preferences, if applicable.
274 $final = $user->shortenLinks($content);
276 $final = common_shorten_links($content);
279 if (Notice::contentTooLong($final)) {
280 // TRANS: Client exception thrown if a notice contains too many characters.
281 throw new ClientException(_('Problem saving notice. Too long.'));
284 if (empty($profile)) {
285 // TRANS: Client exception thrown when trying to save a notice for an unknown user.
286 throw new ClientException(_('Problem saving notice. Unknown user.'));
289 if (common_config('throttle', 'enabled') && !Notice::checkEditThrottle($profile_id)) {
290 common_log(LOG_WARNING, 'Excessive posting by profile #' . $profile_id . '; throttled.');
291 // TRANS: Client exception thrown when a user tries to post too many notices in a given time frame.
292 throw new ClientException(_('Too many notices too fast; take a breather '.
293 'and post again in a few minutes.'));
296 if (common_config('site', 'dupelimit') > 0 && !Notice::checkDupes($profile_id, $final)) {
297 common_log(LOG_WARNING, 'Dupe posting by profile #' . $profile_id . '; throttled.');
298 // TRANS: Client exception thrown when a user tries to post too many duplicate notices in a given time frame.
299 throw new ClientException(_('Too many duplicate messages too quickly;'.
300 ' take a breather and post again in a few minutes.'));
303 if (!$profile->hasRight(Right::NEWNOTICE)) {
304 common_log(LOG_WARNING, "Attempted post from user disallowed to post: " . $profile->nickname);
306 // TRANS: Client exception thrown when a user tries to post while being banned.
307 throw new ClientException(_('You are banned from posting notices on this site.'), 403);
310 $notice = new Notice();
311 $notice->profile_id = $profile_id;
313 $autosource = common_config('public', 'autosource');
315 # Sandboxed are non-false, but not 1, either
317 if (!$profile->hasRight(Right::PUBLICNOTICE) ||
318 ($source && $autosource && in_array($source, $autosource))) {
319 $notice->is_local = Notice::LOCAL_NONPUBLIC;
321 $notice->is_local = $is_local;
324 if (!empty($created)) {
325 $notice->created = $created;
327 $notice->created = common_sql_now();
330 $notice->content = $final;
332 $notice->source = $source;
336 // Handle repeat case
338 if (isset($repeat_of)) {
339 $notice->repeat_of = $repeat_of;
341 $notice->reply_to = self::getReplyTo($reply_to, $profile_id, $source, $final);
344 if (!empty($notice->reply_to)) {
345 $reply = Notice::staticGet('id', $notice->reply_to);
346 $notice->conversation = $reply->conversation;
349 if (!empty($lat) && !empty($lon)) {
354 if (!empty($location_ns) && !empty($location_id)) {
355 $notice->location_id = $location_id;
356 $notice->location_ns = $location_ns;
359 if (!empty($rendered)) {
360 $notice->rendered = $rendered;
362 $notice->rendered = common_render_content($final, $notice);
365 if (empty($object_type)) {
366 $notice->object_type = (empty($notice->reply_to)) ? ActivityObject::NOTE : ActivityObject::COMMENT;
368 $notice->object_type = $object_type;
371 if (Event::handle('StartNoticeSave', array(&$notice))) {
373 // XXX: some of these functions write to the DB
375 $id = $notice->insert();
378 common_log_db_error($notice, 'INSERT', __FILE__);
379 // TRANS: Server exception thrown when a notice cannot be saved.
380 throw new ServerException(_('Problem saving notice.'));
383 // Update ID-dependent columns: URI, conversation
385 $orig = clone($notice);
390 $notice->uri = common_notice_uri($notice);
394 // If it's not part of a conversation, it's
395 // the beginning of a new conversation.
397 if (empty($notice->conversation)) {
398 $conv = Conversation::create();
399 $notice->conversation = $conv->id;
404 if (!$notice->update($orig)) {
405 common_log_db_error($notice, 'UPDATE', __FILE__);
406 // TRANS: Server exception thrown when a notice cannot be updated.
407 throw new ServerException(_('Problem saving notice.'));
413 # Clear the cache for subscribed users, so they'll update at next request
414 # XXX: someone clever could prepend instead of clearing the cache
416 $notice->blowOnInsert();
418 // Save per-notice metadata...
420 if (isset($replies)) {
421 $notice->saveKnownReplies($replies);
423 $notice->saveReplies();
427 $notice->saveKnownTags($tags);
432 // Note: groups may save tags, so must be run after tags are saved
433 // to avoid errors on duplicates.
434 if (isset($groups)) {
435 $notice->saveKnownGroups($groups);
437 $notice->saveGroups();
441 $notice->saveKnownUrls($urls);
447 // Prepare inbox delivery, may be queued to background.
448 $notice->distribute();
454 function blowOnInsert($conversation = false)
456 self::blow('profile:notice_ids:%d', $this->profile_id);
458 if ($this->isPublic()) {
459 self::blow('public');
462 // XXX: Before we were blowing the casche only if the notice id
463 // was not the root of the conversation. What to do now?
465 self::blow('notice:conversation_ids:%d', $this->conversation);
467 if (!empty($this->repeat_of)) {
468 self::blow('notice:repeats:%d', $this->repeat_of);
471 $original = Notice::staticGet('id', $this->repeat_of);
473 if (!empty($original)) {
474 $originalUser = User::staticGet('id', $original->profile_id);
475 if (!empty($originalUser)) {
476 self::blow('user:repeats_of_me:%d', $originalUser->id);
480 $profile = Profile::staticGet($this->profile_id);
481 if (!empty($profile)) {
482 $profile->blowNoticeCount();
487 * Clear cache entries related to this notice at delete time.
488 * Necessary to avoid breaking paging on public, profile timelines.
490 function blowOnDelete()
492 $this->blowOnInsert();
494 self::blow('profile:notice_ids:%d;last', $this->profile_id);
496 if ($this->isPublic()) {
497 self::blow('public;last');
501 /** save all urls in the notice to the db
503 * follow redirects and save all available file information
504 * (mimetype, date, size, oembed, etc.)
508 function saveUrls() {
509 if (common_config('attachments', 'process_links')) {
510 common_replace_urls_callback($this->content, array($this, 'saveUrl'), $this->id);
515 * Save the given URLs as related links/attachments to the db
517 * follow redirects and save all available file information
518 * (mimetype, date, size, oembed, etc.)
522 function saveKnownUrls($urls)
524 if (common_config('attachments', 'process_links')) {
525 // @fixme validation?
526 foreach (array_unique($urls) as $url) {
527 File::processNew($url, $this->id);
535 function saveUrl($url, $notice_id) {
536 File::processNew($url, $notice_id);
539 static function checkDupes($profile_id, $content) {
540 $profile = Profile::staticGet($profile_id);
541 if (empty($profile)) {
544 $notice = $profile->getNotices(0, NOTICE_CACHE_WINDOW);
545 if (!empty($notice)) {
547 while ($notice->fetch()) {
548 if (time() - strtotime($notice->created) >= common_config('site', 'dupelimit')) {
550 } else if ($notice->content == $content) {
555 # If we get here, oldest item in cache window is not
556 # old enough for dupe limit; do direct check against DB
557 $notice = new Notice();
558 $notice->profile_id = $profile_id;
559 $notice->content = $content;
560 $threshold = common_sql_date(time() - common_config('site', 'dupelimit'));
561 $notice->whereAdd(sprintf("created > '%s'", $notice->escape($threshold)));
563 $cnt = $notice->count();
567 static function checkEditThrottle($profile_id) {
568 $profile = Profile::staticGet($profile_id);
569 if (empty($profile)) {
573 $notice = $profile->getNotices(common_config('throttle', 'count') - 1, 1);
574 if ($notice && $notice->fetch()) {
575 # If the Nth notice was posted less than timespan seconds ago
576 if (time() - strtotime($notice->created) <= common_config('throttle', 'timespan')) {
581 # Either not N notices in the stream, OR the Nth was not posted within timespan seconds
585 function getUploadedAttachment() {
587 $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"';
588 $post->query($query);
590 if (empty($post->up) || empty($post->i)) {
593 $ret = array($post->up, $post->i);
599 function hasAttachments() {
601 $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);
602 $post->query($query);
604 $n_attachments = intval($post->n_attachments);
606 return $n_attachments;
609 function attachments() {
612 $f2p = new File_to_post;
613 $f2p->post_id = $this->id;
615 while ($f2p->fetch()) {
616 $f = File::staticGet($f2p->file_id);
625 function getStreamByIds($ids)
627 $cache = Cache::instance();
629 if (!empty($cache)) {
631 foreach ($ids as $id) {
632 $n = Notice::staticGet('id', $id);
637 return new ArrayWrapper($notices);
639 $notice = new Notice();
641 //if no IDs requested, just return the notice object
644 $notice->whereAdd('id in (' . implode(', ', $ids) . ')');
650 while ($notice->fetch()) {
651 $temp[$notice->id] = clone($notice);
656 foreach ($ids as $id) {
657 if (array_key_exists($id, $temp)) {
658 $wrapped[] = $temp[$id];
662 return new ArrayWrapper($wrapped);
666 function publicStream($offset=0, $limit=20, $since_id=0, $max_id=0)
668 $ids = Notice::stream(array('Notice', '_publicStreamDirect'),
671 $offset, $limit, $since_id, $max_id);
672 return Notice::getStreamByIds($ids);
675 function _publicStreamDirect($offset=0, $limit=20, $since_id=0, $max_id=0)
677 $notice = new Notice();
679 $notice->selectAdd(); // clears it
680 $notice->selectAdd('id');
682 $notice->orderBy('created DESC, id DESC');
684 if (!is_null($offset)) {
685 $notice->limit($offset, $limit);
688 if (common_config('public', 'localonly')) {
689 $notice->whereAdd('is_local = ' . Notice::LOCAL_PUBLIC);
691 # -1 == blacklisted, -2 == gateway (i.e. Twitter)
692 $notice->whereAdd('is_local !='. Notice::LOCAL_NONPUBLIC);
693 $notice->whereAdd('is_local !='. Notice::GATEWAY);
696 Notice::addWhereSinceId($notice, $since_id);
697 Notice::addWhereMaxId($notice, $max_id);
701 if ($notice->find()) {
702 while ($notice->fetch()) {
703 $ids[] = $notice->id;
713 function conversationStream($id, $offset=0, $limit=20, $since_id=0, $max_id=0)
715 $ids = Notice::stream(array('Notice', '_conversationStreamDirect'),
717 'notice:conversation_ids:'.$id,
718 $offset, $limit, $since_id, $max_id);
720 return Notice::getStreamByIds($ids);
723 function _conversationStreamDirect($id, $offset=0, $limit=20, $since_id=0, $max_id=0)
725 $notice = new Notice();
727 $notice->selectAdd(); // clears it
728 $notice->selectAdd('id');
730 $notice->conversation = $id;
732 $notice->orderBy('created DESC, id DESC');
734 if (!is_null($offset)) {
735 $notice->limit($offset, $limit);
738 Notice::addWhereSinceId($notice, $since_id);
739 Notice::addWhereMaxId($notice, $max_id);
743 if ($notice->find()) {
744 while ($notice->fetch()) {
745 $ids[] = $notice->id;
756 * Is this notice part of an active conversation?
758 * @return boolean true if other messages exist in the same
759 * conversation, false if this is the only one
761 function hasConversation()
763 if (!empty($this->conversation)) {
764 $conversation = Notice::conversationStream(
770 if ($conversation->N > 0) {
778 * Pull up a full list of local recipients who will be getting
779 * this notice in their inbox. Results will be cached, so don't
780 * change the input data wily-nilly!
782 * @param array $groups optional list of Group objects;
783 * if left empty, will be loaded from group_inbox records
784 * @param array $recipient optional list of reply profile ids
785 * if left empty, will be loaded from reply records
786 * @return array associating recipient user IDs with an inbox source constant
788 function whoGets($groups=null, $recipients=null)
790 $c = self::memcache();
793 $ni = $c->get(Cache::key('notice:who_gets:'.$this->id));
799 if (is_null($groups)) {
800 $groups = $this->getGroups();
803 if (is_null($recipients)) {
804 $recipients = $this->getReplies();
807 $users = $this->getSubscribedUsers();
809 // FIXME: kind of ignoring 'transitional'...
810 // we'll probably stop supporting inboxless mode
815 // Give plugins a chance to add folks in at start...
816 if (Event::handle('StartNoticeWhoGets', array($this, &$ni))) {
818 foreach ($users as $id) {
819 $ni[$id] = NOTICE_INBOX_SOURCE_SUB;
822 foreach ($groups as $group) {
823 $users = $group->getUserMembers();
824 foreach ($users as $id) {
825 if (!array_key_exists($id, $ni)) {
826 $ni[$id] = NOTICE_INBOX_SOURCE_GROUP;
831 foreach ($recipients as $recipient) {
832 if (!array_key_exists($recipient, $ni)) {
833 $ni[$recipient] = NOTICE_INBOX_SOURCE_REPLY;
837 // Exclude any deleted, non-local, or blocking recipients.
838 $profile = $this->getProfile();
839 $originalProfile = null;
840 if ($this->repeat_of) {
841 // Check blocks against the original notice's poster as well.
842 $original = Notice::staticGet('id', $this->repeat_of);
844 $originalProfile = $original->getProfile();
847 foreach ($ni as $id => $source) {
848 $user = User::staticGet('id', $id);
849 if (empty($user) || $user->hasBlocked($profile) ||
850 ($originalProfile && $user->hasBlocked($originalProfile))) {
855 // Give plugins a chance to filter out...
856 Event::handle('EndNoticeWhoGets', array($this, &$ni));
860 // XXX: pack this data better
861 $c->set(Cache::key('notice:who_gets:'.$this->id), $ni);
868 * Adds this notice to the inboxes of each local user who should receive
869 * it, based on author subscriptions, group memberships, and @-replies.
871 * Warning: running a second time currently will make items appear
872 * multiple times in users' inboxes.
874 * @fixme make more robust against errors
875 * @fixme break up massive deliveries to smaller background tasks
877 * @param array $groups optional list of Group objects;
878 * if left empty, will be loaded from group_inbox records
879 * @param array $recipient optional list of reply profile ids
880 * if left empty, will be loaded from reply records
882 function addToInboxes($groups=null, $recipients=null)
884 $ni = $this->whoGets($groups, $recipients);
886 $ids = array_keys($ni);
888 // We remove the author (if they're a local user),
889 // since we'll have already done this in distribute()
891 $i = array_search($this->profile_id, $ids);
899 Inbox::bulkInsert($this->id, $ids);
904 function getSubscribedUsers()
908 if(common_config('db','quote_identifiers'))
909 $user_table = '"user"';
910 else $user_table = 'user';
914 'FROM '. $user_table .' JOIN subscription '.
915 'ON '. $user_table .'.id = subscription.subscriber ' .
916 'WHERE subscription.subscribed = %d ';
918 $user->query(sprintf($qry, $this->profile_id));
922 while ($user->fetch()) {
932 * Record this notice to the given group inboxes for delivery.
933 * Overrides the regular parsing of !group markup.
935 * @param string $group_ids
936 * @fixme might prefer URIs as identifiers, as for replies?
937 * best with generalizations on user_group to support
938 * remote groups better.
940 function saveKnownGroups($group_ids)
942 if (!is_array($group_ids)) {
943 // TRANS: Server exception thrown when no array is provided to the method saveKnownGroups().
944 throw new ServerException(_('Bad type provided to saveKnownGroups.'));
948 foreach (array_unique($group_ids) as $id) {
949 $group = User_group::staticGet('id', $id);
951 common_log(LOG_ERR, "Local delivery to group id $id, $group->nickname");
952 $result = $this->addToGroupInbox($group);
954 common_log_db_error($gi, 'INSERT', __FILE__);
957 // @fixme should we save the tags here or not?
958 $groups[] = clone($group);
960 common_log(LOG_ERR, "Local delivery to group id $id skipped, doesn't exist");
968 * Parse !group delivery and record targets into group_inbox.
969 * @return array of Group objects
971 function saveGroups()
973 // Don't save groups for repeats
975 if (!empty($this->repeat_of)) {
981 /* extract all !group */
982 $count = preg_match_all('/(?:^|\s)!(' . Nickname::DISPLAY_FMT . ')/',
983 strtolower($this->content),
989 $profile = $this->getProfile();
991 /* Add them to the database */
993 foreach (array_unique($match[1]) as $nickname) {
994 /* XXX: remote groups. */
995 $group = User_group::getForNickname($nickname, $profile);
1001 // we automatically add a tag for every group name, too
1003 $tag = Notice_tag::pkeyGet(array('tag' => common_canonical_tag($nickname),
1004 'notice_id' => $this->id));
1006 if (is_null($tag)) {
1007 $this->saveTag($nickname);
1010 if ($profile->isMember($group)) {
1012 $result = $this->addToGroupInbox($group);
1015 common_log_db_error($gi, 'INSERT', __FILE__);
1018 $groups[] = clone($group);
1025 function addToGroupInbox($group)
1027 $gi = Group_inbox::pkeyGet(array('group_id' => $group->id,
1028 'notice_id' => $this->id));
1032 $gi = new Group_inbox();
1034 $gi->group_id = $group->id;
1035 $gi->notice_id = $this->id;
1036 $gi->created = $this->created;
1038 $result = $gi->insert();
1041 common_log_db_error($gi, 'INSERT', __FILE__);
1042 // TRANS: Server exception thrown when an update for a group inbox fails.
1043 throw new ServerException(_('Problem saving group inbox.'));
1046 self::blow('user_group:notice_ids:%d', $gi->group_id);
1053 * Save reply records indicating that this notice needs to be
1054 * delivered to the local users with the given URIs.
1056 * Since this is expected to be used when saving foreign-sourced
1057 * messages, we won't deliver to any remote targets as that's the
1058 * source service's responsibility.
1060 * Mail notifications etc will be handled later.
1062 * @param array of unique identifier URIs for recipients
1064 function saveKnownReplies($uris)
1070 $sender = Profile::staticGet($this->profile_id);
1072 foreach (array_unique($uris) as $uri) {
1074 $profile = Profile::fromURI($uri);
1076 if (empty($profile)) {
1077 common_log(LOG_WARNING, "Unable to determine profile for URI '$uri'");
1081 if ($profile->hasBlocked($sender)) {
1082 common_log(LOG_INFO, "Not saving reply to profile {$profile->id} ($uri) from sender {$sender->id} because of a block.");
1086 $reply = new Reply();
1088 $reply->notice_id = $this->id;
1089 $reply->profile_id = $profile->id;
1090 $reply->modified = $this->created;
1092 common_log(LOG_INFO, __METHOD__ . ": saving reply: notice $this->id to profile $profile->id");
1094 $id = $reply->insert();
1101 * Pull @-replies from this message's content in StatusNet markup format
1102 * and save reply records indicating that this message needs to be
1103 * delivered to those users.
1105 * Mail notifications to local profiles will be sent later.
1107 * @return array of integer profile IDs
1110 function saveReplies()
1112 // Don't save reply data for repeats
1114 if (!empty($this->repeat_of)) {
1118 $sender = Profile::staticGet($this->profile_id);
1120 // @todo ideally this parser information would only
1121 // be calculated once.
1123 $mentions = common_find_mentions($this->content, $this);
1127 // store replied only for first @ (what user/notice what the reply directed,
1128 // we assume first @ is it)
1130 foreach ($mentions as $mention) {
1132 foreach ($mention['mentioned'] as $mentioned) {
1134 // skip if they're already covered
1136 if (!empty($replied[$mentioned->id])) {
1140 // Don't save replies from blocked profile to local user
1142 $mentioned_user = User::staticGet('id', $mentioned->id);
1143 if (!empty($mentioned_user) && $mentioned_user->hasBlocked($sender)) {
1147 $reply = new Reply();
1149 $reply->notice_id = $this->id;
1150 $reply->profile_id = $mentioned->id;
1151 $reply->modified = $this->created;
1153 $id = $reply->insert();
1156 common_log_db_error($reply, 'INSERT', __FILE__);
1157 // TRANS: Server exception thrown when a reply cannot be saved.
1158 // TRANS: %1$d is a notice ID, %2$d is the ID of the mentioned user.
1159 throw new ServerException(sprintf(_('Could not save reply for %1$d, %2$d.'), $this->id, $mentioned->id));
1161 $replied[$mentioned->id] = 1;
1162 self::blow('reply:stream:%d', $mentioned->id);
1167 $recipientIds = array_keys($replied);
1169 return $recipientIds;
1173 * Pull the complete list of @-reply targets for this notice.
1175 * @return array of integer profile ids
1177 function getReplies()
1183 $reply = new Reply();
1184 $reply->selectAdd();
1185 $reply->selectAdd('profile_id');
1186 $reply->notice_id = $this->id;
1188 if ($reply->find()) {
1189 while($reply->fetch()) {
1190 $ids[] = $reply->profile_id;
1200 * Send e-mail notifications to local @-reply targets.
1202 * Replies must already have been saved; this is expected to be run
1203 * from the distrib queue handler.
1205 function sendReplyNotifications()
1207 // Don't send reply notifications for repeats
1209 if (!empty($this->repeat_of)) {
1213 $recipientIds = $this->getReplies();
1215 foreach ($recipientIds as $recipientId) {
1216 $user = User::staticGet('id', $recipientId);
1217 if (!empty($user)) {
1218 mail_notify_attn($user, $this);
1224 * Pull list of groups this notice needs to be delivered to,
1225 * as previously recorded by saveGroups() or saveKnownGroups().
1227 * @return array of Group objects
1229 function getGroups()
1231 // Don't save groups for repeats
1233 if (!empty($this->repeat_of)) {
1241 $gi = new Group_inbox();
1244 $gi->selectAdd('group_id');
1246 $gi->notice_id = $this->id;
1249 while ($gi->fetch()) {
1250 $group = User_group::staticGet('id', $gi->group_id);
1263 * Convert a notice into an activity for export.
1265 * @param User $cur Current user
1267 * @return Activity activity object representing this Notice.
1270 function asActivity($cur)
1272 $act = self::cacheGet(Cache::codeKey('notice:as-activity:'.$this->id));
1277 $act = new Activity();
1279 if (Event::handle('StartNoticeAsActivity', array($this, &$act))) {
1281 $profile = $this->getProfile();
1283 $act->actor = ActivityObject::fromProfile($profile);
1284 $act->actor->extra[] = $profile->profileInfo($cur);
1285 $act->verb = ActivityVerb::POST;
1286 $act->objects[] = ActivityObject::fromNotice($this);
1288 // XXX: should this be handled by default processing for object entry?
1290 $act->time = strtotime($this->created);
1291 $act->link = $this->bestUrl();
1293 $act->content = common_xml_safe_str($this->rendered);
1294 $act->id = $this->uri;
1295 $act->title = common_xml_safe_str($this->content);
1299 $tags = $this->getTags();
1301 foreach ($tags as $tag) {
1302 $cat = new AtomCategory();
1305 $act->categories[] = $cat;
1309 // XXX: use Atom Media and/or File activity objects instead
1311 $attachments = $this->attachments();
1313 foreach ($attachments as $attachment) {
1314 $enclosure = $attachment->getEnclosure();
1316 $act->enclosures[] = $enclosure;
1320 $ctx = new ActivityContext();
1322 if (!empty($this->reply_to)) {
1323 $reply = Notice::staticGet('id', $this->reply_to);
1324 if (!empty($reply)) {
1325 $ctx->replyToID = $reply->uri;
1326 $ctx->replyToUrl = $reply->bestUrl();
1330 $ctx->location = $this->getLocation();
1334 if (!empty($this->conversation)) {
1335 $conv = Conversation::staticGet('id', $this->conversation);
1336 if (!empty($conv)) {
1337 $ctx->conversation = $conv->uri;
1341 $reply_ids = $this->getReplies();
1343 foreach ($reply_ids as $id) {
1344 $profile = Profile::staticGet('id', $id);
1345 if (!empty($profile)) {
1346 $ctx->attention[] = $profile->getUri();
1350 $groups = $this->getGroups();
1352 foreach ($groups as $group) {
1353 $ctx->attention[] = $group->getUri();
1356 // XXX: deprecated; use ActivityVerb::SHARE instead
1360 if (!empty($this->repeat_of)) {
1361 $repeat = Notice::staticGet('id', $this->repeat_of);
1362 $ctx->forwardID = $repeat->uri;
1363 $ctx->forwardUrl = $repeat->bestUrl();
1366 $act->context = $ctx;
1370 $atom_feed = $profile->getAtomFeed();
1372 if (!empty($atom_feed)) {
1374 $act->source = new ActivitySource();
1376 // XXX: we should store the actual feed ID
1378 $act->source->id = $atom_feed;
1380 // XXX: we should store the actual feed title
1382 $act->source->title = $profile->getBestName();
1384 $act->source->links['alternate'] = $profile->profileurl;
1385 $act->source->links['self'] = $atom_feed;
1387 $act->source->icon = $profile->avatarUrl(AVATAR_PROFILE_SIZE);
1389 $notice = $profile->getCurrentNotice();
1391 if (!empty($notice)) {
1392 $act->source->updated = self::utcDate($notice->created);
1395 $user = User::staticGet('id', $profile->id);
1397 if (!empty($user)) {
1398 $act->source->links['license'] = common_config('license', 'url');
1402 if ($this->isLocal()) {
1403 $act->selfLink = common_local_url('ApiStatusesShow', array('id' => $this->id,
1404 'format' => 'atom'));
1405 $act->editLink = $act->selfLink;
1408 Event::handle('EndNoticeAsActivity', array($this, &$act));
1411 self::cacheSet(Cache::codeKey('notice:as-activity:'.$this->id), $act);
1416 // This has gotten way too long. Needs to be sliced up into functional bits
1417 // or ideally exported to a utility class.
1419 function asAtomEntry($namespace=false,
1424 $act = $this->asActivity($cur);
1425 $act->extra[] = $this->noticeInfo($cur);
1426 return $act->asString($namespace, $author, $source);
1430 * Extra notice info for atom entries
1432 * Clients use some extra notice info in the atom stream.
1433 * This gives it to them.
1435 * @param User $cur Current user
1437 * @return array representation of <statusnet:notice_info> element
1440 function noticeInfo($cur)
1442 // local notice ID (useful to clients for ordering)
1444 $noticeInfoAttr = array('local_id' => $this->id);
1448 $ns = $this->getSource();
1451 $noticeInfoAttr['source'] = $ns->code;
1452 if (!empty($ns->url)) {
1453 $noticeInfoAttr['source_link'] = $ns->url;
1454 if (!empty($ns->name)) {
1455 $noticeInfoAttr['source'] = '<a href="'
1456 . htmlspecialchars($ns->url)
1457 . '" rel="nofollow">'
1458 . htmlspecialchars($ns->name)
1464 // favorite and repeated
1467 $noticeInfoAttr['favorite'] = ($cur->hasFave($this)) ? "true" : "false";
1468 $cp = $cur->getProfile();
1469 $noticeInfoAttr['repeated'] = ($cp->hasRepeated($this->id)) ? "true" : "false";
1472 if (!empty($this->repeat_of)) {
1473 $noticeInfoAttr['repeat_of'] = $this->repeat_of;
1476 return array('statusnet:notice_info', $noticeInfoAttr, null);
1480 * Returns an XML string fragment with a reference to a notice as an
1481 * Activity Streams noun object with the given element type.
1483 * Assumes that 'activity' namespace has been previously defined.
1485 * @param string $element one of 'subject', 'object', 'target'
1489 function asActivityNoun($element)
1491 $noun = ActivityObject::fromNotice($this);
1492 return $noun->asString('activity:' . $element);
1497 if (!empty($this->url)) {
1499 } else if (!empty($this->uri) && preg_match('/^https?:/', $this->uri)) {
1502 return common_local_url('shownotice',
1503 array('notice' => $this->id));
1507 function stream($fn, $args, $cachekey, $offset=0, $limit=20, $since_id=0, $max_id=0)
1509 $cache = Cache::instance();
1511 if (empty($cache) ||
1512 $since_id != 0 || $max_id != 0 ||
1514 ($offset + $limit) > NOTICE_CACHE_WINDOW) {
1515 return call_user_func_array($fn, array_merge($args, array($offset, $limit, $since_id,
1519 $idkey = Cache::key($cachekey);
1521 $idstr = $cache->get($idkey);
1523 if ($idstr !== false) {
1524 // Cache hit! Woohoo!
1525 $window = explode(',', $idstr);
1526 $ids = array_slice($window, $offset, $limit);
1530 $laststr = $cache->get($idkey.';last');
1532 if ($laststr !== false) {
1533 $window = explode(',', $laststr);
1534 $last_id = $window[0];
1535 $new_ids = call_user_func_array($fn, array_merge($args, array(0, NOTICE_CACHE_WINDOW,
1536 $last_id, 0, null)));
1538 $new_window = array_merge($new_ids, $window);
1540 $new_windowstr = implode(',', $new_window);
1542 $result = $cache->set($idkey, $new_windowstr);
1543 $result = $cache->set($idkey . ';last', $new_windowstr);
1545 $ids = array_slice($new_window, $offset, $limit);
1550 $window = call_user_func_array($fn, array_merge($args, array(0, NOTICE_CACHE_WINDOW,
1553 $windowstr = implode(',', $window);
1555 $result = $cache->set($idkey, $windowstr);
1556 $result = $cache->set($idkey . ';last', $windowstr);
1558 $ids = array_slice($window, $offset, $limit);
1564 * Determine which notice, if any, a new notice is in reply to.
1566 * For conversation tracking, we try to see where this notice fits
1567 * in the tree. Rough algorithm is:
1569 * if (reply_to is set and valid) {
1571 * } else if ((source not API or Web) and (content starts with "T NAME" or "@name ")) {
1572 * return ID of last notice by initial @name in content;
1575 * Note that all @nickname instances will still be used to save "reply" records,
1576 * so the notice shows up in the mentioned users' "replies" tab.
1578 * @param integer $reply_to ID passed in by Web or API
1579 * @param integer $profile_id ID of author
1580 * @param string $source Source tag, like 'web' or 'gwibber'
1581 * @param string $content Final notice content
1583 * @return integer ID of replied-to notice, or null for not a reply.
1586 static function getReplyTo($reply_to, $profile_id, $source, $content)
1588 static $lb = array('xmpp', 'mail', 'sms', 'omb');
1590 // If $reply_to is specified, we check that it exists, and then
1591 // return it if it does
1593 if (!empty($reply_to)) {
1594 $reply_notice = Notice::staticGet('id', $reply_to);
1595 if (!empty($reply_notice)) {
1600 // If it's not a "low bandwidth" source (one where you can't set
1601 // a reply_to argument), we return. This is mostly web and API
1604 if (!in_array($source, $lb)) {
1608 // Is there an initial @ or T?
1610 if (preg_match('/^T ([A-Z0-9]{1,64}) /', $content, $match) ||
1611 preg_match('/^@([a-z0-9]{1,64})\s+/', $content, $match)) {
1612 $nickname = common_canonical_nickname($match[1]);
1617 // Figure out who that is.
1619 $sender = Profile::staticGet('id', $profile_id);
1620 if (empty($sender)) {
1624 $recipient = common_relative_profile($sender, $nickname, common_sql_now());
1626 if (empty($recipient)) {
1630 // Get their last notice
1632 $last = $recipient->getCurrentNotice();
1634 if (!empty($last)) {
1639 static function maxContent()
1641 $contentlimit = common_config('notice', 'contentlimit');
1642 // null => use global limit (distinct from 0!)
1643 if (is_null($contentlimit)) {
1644 $contentlimit = common_config('site', 'textlimit');
1646 return $contentlimit;
1649 static function contentTooLong($content)
1651 $contentlimit = self::maxContent();
1652 return ($contentlimit > 0 && !empty($content) && (mb_strlen($content) > $contentlimit));
1655 function getLocation()
1659 if (!empty($this->location_id) && !empty($this->location_ns)) {
1660 $location = Location::fromId($this->location_id, $this->location_ns);
1663 if (is_null($location)) { // no ID, or Location::fromId() failed
1664 if (!empty($this->lat) && !empty($this->lon)) {
1665 $location = Location::fromLatLon($this->lat, $this->lon);
1672 function repeat($repeater_id, $source)
1674 $author = Profile::staticGet('id', $this->profile_id);
1676 // TRANS: Message used to repeat a notice. RT is the abbreviation of 'retweet'.
1677 // TRANS: %1$s is the repeated user's name, %2$s is the repeated notice.
1678 $content = sprintf(_('RT @%1$s %2$s'),
1682 $maxlen = common_config('site', 'textlimit');
1683 if ($maxlen > 0 && mb_strlen($content) > $maxlen) {
1684 // Web interface and current Twitter API clients will
1685 // pull the original notice's text, but some older
1686 // clients and RSS/Atom feeds will see this trimmed text.
1688 // Unfortunately this is likely to lose tags or URLs
1689 // at the end of long notices.
1690 $content = mb_substr($content, 0, $maxlen - 4) . ' ...';
1693 return self::saveNew($repeater_id, $content, $source,
1694 array('repeat_of' => $this->id));
1697 // These are supposed to be in chron order!
1699 function repeatStream($limit=100)
1701 $cache = Cache::instance();
1703 if (empty($cache)) {
1704 $ids = $this->_repeatStreamDirect($limit);
1706 $idstr = $cache->get(Cache::key('notice:repeats:'.$this->id));
1707 if ($idstr !== false) {
1708 $ids = explode(',', $idstr);
1710 $ids = $this->_repeatStreamDirect(100);
1711 $cache->set(Cache::key('notice:repeats:'.$this->id), implode(',', $ids));
1714 // We do a max of 100, so slice down to limit
1715 $ids = array_slice($ids, 0, $limit);
1719 return Notice::getStreamByIds($ids);
1722 function _repeatStreamDirect($limit)
1724 $notice = new Notice();
1726 $notice->selectAdd(); // clears it
1727 $notice->selectAdd('id');
1729 $notice->repeat_of = $this->id;
1731 $notice->orderBy('created, id'); // NB: asc!
1733 if (!is_null($limit)) {
1734 $notice->limit(0, $limit);
1739 if ($notice->find()) {
1740 while ($notice->fetch()) {
1741 $ids[] = $notice->id;
1751 function locationOptions($lat, $lon, $location_id, $location_ns, $profile = null)
1755 if (!empty($location_id) && !empty($location_ns)) {
1756 $options['location_id'] = $location_id;
1757 $options['location_ns'] = $location_ns;
1759 $location = Location::fromId($location_id, $location_ns);
1761 if (!empty($location)) {
1762 $options['lat'] = $location->lat;
1763 $options['lon'] = $location->lon;
1766 } else if (!empty($lat) && !empty($lon)) {
1767 $options['lat'] = $lat;
1768 $options['lon'] = $lon;
1770 $location = Location::fromLatLon($lat, $lon);
1772 if (!empty($location)) {
1773 $options['location_id'] = $location->location_id;
1774 $options['location_ns'] = $location->location_ns;
1776 } else if (!empty($profile)) {
1777 if (isset($profile->lat) && isset($profile->lon)) {
1778 $options['lat'] = $profile->lat;
1779 $options['lon'] = $profile->lon;
1782 if (isset($profile->location_id) && isset($profile->location_ns)) {
1783 $options['location_id'] = $profile->location_id;
1784 $options['location_ns'] = $profile->location_ns;
1791 function clearReplies()
1793 $replyNotice = new Notice();
1794 $replyNotice->reply_to = $this->id;
1796 //Null any notices that are replies to this notice
1798 if ($replyNotice->find()) {
1799 while ($replyNotice->fetch()) {
1800 $orig = clone($replyNotice);
1801 $replyNotice->reply_to = null;
1802 $replyNotice->update($orig);
1808 $reply = new Reply();
1809 $reply->notice_id = $this->id;
1811 if ($reply->find()) {
1812 while($reply->fetch()) {
1813 self::blow('reply:stream:%d', $reply->profile_id);
1821 function clearFiles()
1823 $f2p = new File_to_post();
1825 $f2p->post_id = $this->id;
1828 while ($f2p->fetch()) {
1832 // FIXME: decide whether to delete File objects
1833 // ...and related (actual) files
1836 function clearRepeats()
1838 $repeatNotice = new Notice();
1839 $repeatNotice->repeat_of = $this->id;
1841 //Null any notices that are repeats of this notice
1843 if ($repeatNotice->find()) {
1844 while ($repeatNotice->fetch()) {
1845 $orig = clone($repeatNotice);
1846 $repeatNotice->repeat_of = null;
1847 $repeatNotice->update($orig);
1852 function clearFaves()
1855 $fave->notice_id = $this->id;
1857 if ($fave->find()) {
1858 while ($fave->fetch()) {
1859 self::blow('fave:ids_by_user_own:%d', $fave->user_id);
1860 self::blow('fave:ids_by_user_own:%d;last', $fave->user_id);
1861 self::blow('fave:ids_by_user:%d', $fave->user_id);
1862 self::blow('fave:ids_by_user:%d;last', $fave->user_id);
1870 function clearTags()
1872 $tag = new Notice_tag();
1873 $tag->notice_id = $this->id;
1876 while ($tag->fetch()) {
1877 self::blow('profile:notice_ids_tagged:%d:%s', $this->profile_id, Cache::keyize($tag->tag));
1878 self::blow('profile:notice_ids_tagged:%d:%s;last', $this->profile_id, Cache::keyize($tag->tag));
1879 self::blow('notice_tag:notice_ids:%s', Cache::keyize($tag->tag));
1880 self::blow('notice_tag:notice_ids:%s;last', Cache::keyize($tag->tag));
1888 function clearGroupInboxes()
1890 $gi = new Group_inbox();
1892 $gi->notice_id = $this->id;
1895 while ($gi->fetch()) {
1896 self::blow('user_group:notice_ids:%d', $gi->group_id);
1904 function distribute()
1906 // We always insert for the author so they don't
1908 Event::handle('StartNoticeDistribute', array($this));
1910 $user = User::staticGet('id', $this->profile_id);
1911 if (!empty($user)) {
1912 Inbox::insertNotice($user->id, $this->id);
1915 if (common_config('queue', 'inboxes')) {
1916 // If there's a failure, we want to _force_
1917 // distribution at this point.
1919 $qm = QueueManager::get();
1920 $qm->enqueue($this, 'distrib');
1921 } catch (Exception $e) {
1922 // If the exception isn't transient, this
1923 // may throw more exceptions as DQH does
1924 // its own enqueueing. So, we ignore them!
1926 $handler = new DistribQueueHandler();
1927 $handler->handle($this);
1928 } catch (Exception $e) {
1929 common_log(LOG_ERR, "emergency redistribution resulted in " . $e->getMessage());
1931 // Re-throw so somebody smarter can handle it.
1935 $handler = new DistribQueueHandler();
1936 $handler->handle($this);
1942 $result = parent::insert();
1945 // Profile::hasRepeated() abuses pkeyGet(), so we
1946 // have to clear manually
1947 if (!empty($this->repeat_of)) {
1948 $c = self::memcache();
1950 $ck = self::multicacheKey('Notice',
1951 array('profile_id' => $this->profile_id,
1952 'repeat_of' => $this->repeat_of));
1962 * Get the source of the notice
1964 * @return Notice_source $ns A notice source object. 'code' is the only attribute
1965 * guaranteed to be populated.
1967 function getSource()
1969 $ns = new Notice_source();
1970 if (!empty($this->source)) {
1971 switch ($this->source) {
1978 $ns->code = $this->source;
1981 $ns = Notice_source::staticGet($this->source);
1983 $ns = new Notice_source();
1984 $ns->code = $this->source;
1985 $app = Oauth_application::staticGet('name', $this->source);
1987 $ns->name = $app->name;
1988 $ns->url = $app->source_url;
1998 * Determine whether the notice was locally created
2000 * @return boolean locality
2003 public function isLocal()
2005 return ($this->is_local == Notice::LOCAL_PUBLIC ||
2006 $this->is_local == Notice::LOCAL_NONPUBLIC);
2010 * Get the list of hash tags saved with this notice.
2012 * @return array of strings
2014 public function getTags()
2017 $tag = new Notice_tag();
2018 $tag->notice_id = $this->id;
2020 while ($tag->fetch()) {
2021 $tags[] = $tag->tag;
2028 static private function utcDate($dt)
2030 $dateStr = date('d F Y H:i:s', strtotime($dt));
2031 $d = new DateTime($dateStr, new DateTimeZone('UTC'));
2032 return $d->format(DATE_W3C);
2036 * Look up the creation timestamp for a given notice ID, even
2037 * if it's been deleted.
2040 * @return mixed string recorded creation timestamp, or false if can't be found
2042 public static function getAsTimestamp($id)
2048 $notice = Notice::staticGet('id', $id);
2050 return $notice->created;
2053 $deleted = Deleted_notice::staticGet('id', $id);
2055 return $deleted->created;
2062 * Build an SQL 'where' fragment for timestamp-based sorting from a since_id
2063 * parameter, matching notices posted after the given one (exclusive).
2065 * If the referenced notice can't be found, will return false.
2068 * @param string $idField
2069 * @param string $createdField
2070 * @return mixed string or false if no match
2072 public static function whereSinceId($id, $idField='id', $createdField='created')
2074 $since = Notice::getAsTimestamp($id);
2076 return sprintf("($createdField = '%s' and $idField > %d) or ($createdField > '%s')", $since, $id, $since);
2082 * Build an SQL 'where' fragment for timestamp-based sorting from a since_id
2083 * parameter, matching notices posted after the given one (exclusive), and
2084 * if necessary add it to the data object's query.
2086 * @param DB_DataObject $obj
2088 * @param string $idField
2089 * @param string $createdField
2090 * @return mixed string or false if no match
2092 public static function addWhereSinceId(DB_DataObject $obj, $id, $idField='id', $createdField='created')
2094 $since = self::whereSinceId($id, $idField, $createdField);
2096 $obj->whereAdd($since);
2101 * Build an SQL 'where' fragment for timestamp-based sorting from a max_id
2102 * parameter, matching notices posted before the given one (inclusive).
2104 * If the referenced notice can't be found, will return false.
2107 * @param string $idField
2108 * @param string $createdField
2109 * @return mixed string or false if no match
2111 public static function whereMaxId($id, $idField='id', $createdField='created')
2113 $max = Notice::getAsTimestamp($id);
2115 return sprintf("($createdField < '%s') or ($createdField = '%s' and $idField <= %d)", $max, $max, $id);
2121 * Build an SQL 'where' fragment for timestamp-based sorting from a max_id
2122 * parameter, matching notices posted before the given one (inclusive), and
2123 * if necessary add it to the data object's query.
2125 * @param DB_DataObject $obj
2127 * @param string $idField
2128 * @param string $createdField
2129 * @return mixed string or false if no match
2131 public static function addWhereMaxId(DB_DataObject $obj, $id, $idField='id', $createdField='created')
2133 $max = self::whereMaxId($id, $idField, $createdField);
2135 $obj->whereAdd($max);
2141 if (common_config('public', 'localonly')) {
2142 return ($this->is_local == Notice::LOCAL_PUBLIC);
2144 return (($this->is_local != Notice::LOCAL_NONPUBLIC) &&
2145 ($this->is_local != Notice::GATEWAY));