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;
94 const ADDRESSEE_SCOPE = 2;
95 const FOLLOWER_SCOPE = 4;
99 $profile = Profile::staticGet('id', $this->profile_id);
101 if (empty($profile)) {
102 // TRANS: Server exception thrown when a user profile for a notice cannot be found.
103 // TRANS: %1$d is a profile ID (number), %2$d is a notice ID (number).
104 throw new ServerException(sprintf(_('No such profile (%1$d) for notice (%2$d).'), $this->profile_id, $this->id));
112 // For auditing purposes, save a record that the notice
115 // @fixme we have some cases where things get re-run and so the
117 $deleted = Deleted_notice::staticGet('id', $this->id);
120 $deleted = Deleted_notice::staticGet('uri', $this->uri);
124 $deleted = new Deleted_notice();
126 $deleted->id = $this->id;
127 $deleted->profile_id = $this->profile_id;
128 $deleted->uri = $this->uri;
129 $deleted->created = $this->created;
130 $deleted->deleted = common_sql_now();
135 if (Event::handle('NoticeDeleteRelated', array($this))) {
137 // Clear related records
139 $this->clearReplies();
140 $this->clearRepeats();
143 $this->clearGroupInboxes();
146 // NOTE: we don't clear inboxes
147 // NOTE: we don't clear queue items
150 $result = parent::delete();
152 $this->blowOnDelete();
157 * Extract #hashtags from this notice's content and save them to the database.
161 /* extract all #hastags */
162 $count = preg_match_all('/(?:^|\s)#([\pL\pN_\-\.]{1,64})/u', strtolower($this->content), $match);
167 /* Add them to the database */
168 return $this->saveKnownTags($match[1]);
172 * Record the given set of hash tags in the db for this notice.
173 * Given tag strings will be normalized and checked for dupes.
175 function saveKnownTags($hashtags)
177 //turn each into their canonical tag
178 //this is needed to remove dupes before saving e.g. #hash.tag = #hashtag
179 for($i=0; $i<count($hashtags); $i++) {
180 /* elide characters we don't want in the tag */
181 $hashtags[$i] = common_canonical_tag($hashtags[$i]);
184 foreach(array_unique($hashtags) as $hashtag) {
185 $this->saveTag($hashtag);
186 self::blow('profile:notice_ids_tagged:%d:%s', $this->profile_id, $hashtag);
192 * Record a single hash tag as associated with this notice.
193 * Tag format and uniqueness must be validated by caller.
195 function saveTag($hashtag)
197 $tag = new Notice_tag();
198 $tag->notice_id = $this->id;
199 $tag->tag = $hashtag;
200 $tag->created = $this->created;
201 $id = $tag->insert();
204 // TRANS: Server exception. %s are the error details.
205 throw new ServerException(sprintf(_('Database error inserting hashtag: %s'),
206 $last_error->message));
210 // if it's saved, blow its cache
211 $tag->blowCache(false);
215 * Save a new notice and push it out to subscribers' inboxes.
216 * Poster's permissions are checked before sending.
218 * @param int $profile_id Profile ID of the poster
219 * @param string $content source message text; links may be shortened
220 * per current user's preference
221 * @param string $source source key ('web', 'api', etc)
222 * @param array $options Associative array of optional properties:
223 * string 'created' timestamp of notice; defaults to now
224 * int 'is_local' source/gateway ID, one of:
225 * Notice::LOCAL_PUBLIC - Local, ok to appear in public timeline
226 * Notice::REMOTE_OMB - Sent from a remote OMB service;
227 * hide from public timeline but show in
228 * local "and friends" timelines
229 * Notice::LOCAL_NONPUBLIC - Local, but hide from public timeline
230 * Notice::GATEWAY - From another non-OMB service;
231 * will not appear in public views
232 * float 'lat' decimal latitude for geolocation
233 * float 'lon' decimal longitude for geolocation
234 * int 'location_id' geoname identifier
235 * int 'location_ns' geoname namespace to interpret location_id
236 * int 'reply_to'; notice ID this is a reply to
237 * int 'repeat_of'; notice ID this is a repeat of
238 * string 'uri' unique ID for notice; defaults to local notice URL
239 * string 'url' permalink to notice; defaults to local notice URL
240 * string 'rendered' rendered HTML version of content
241 * array 'replies' list of profile URIs for reply delivery in
242 * place of extracting @-replies from content.
243 * array 'groups' list of group IDs to deliver to, in place of
244 * extracting ! tags from content
245 * array 'tags' list of hashtag strings to save with the notice
246 * in place of extracting # tags from content
247 * array 'urls' list of attached/referred URLs to save with the
248 * notice in place of extracting links from content
249 * boolean 'distribute' whether to distribute the notice, default true
250 * string 'object_type' URL of the associated object type (default ActivityObject::NOTE)
252 * @fixme tag override
255 * @throws ClientException
257 static function saveNew($profile_id, $content, $source, $options=null) {
258 $defaults = array('uri' => null,
262 'distribute' => true);
264 if (!empty($options)) {
265 $options = $options + $defaults;
271 if (!isset($is_local)) {
272 $is_local = Notice::LOCAL_PUBLIC;
275 $profile = Profile::staticGet('id', $profile_id);
276 $user = User::staticGet('id', $profile_id);
278 // Use the local user's shortening preferences, if applicable.
279 $final = $user->shortenLinks($content);
281 $final = common_shorten_links($content);
284 if (Notice::contentTooLong($final)) {
285 // TRANS: Client exception thrown if a notice contains too many characters.
286 throw new ClientException(_('Problem saving notice. Too long.'));
289 if (empty($profile)) {
290 // TRANS: Client exception thrown when trying to save a notice for an unknown user.
291 throw new ClientException(_('Problem saving notice. Unknown user.'));
294 if (common_config('throttle', 'enabled') && !Notice::checkEditThrottle($profile_id)) {
295 common_log(LOG_WARNING, 'Excessive posting by profile #' . $profile_id . '; throttled.');
296 // TRANS: Client exception thrown when a user tries to post too many notices in a given time frame.
297 throw new ClientException(_('Too many notices too fast; take a breather '.
298 'and post again in a few minutes.'));
301 if (common_config('site', 'dupelimit') > 0 && !Notice::checkDupes($profile_id, $final)) {
302 common_log(LOG_WARNING, 'Dupe posting by profile #' . $profile_id . '; throttled.');
303 // TRANS: Client exception thrown when a user tries to post too many duplicate notices in a given time frame.
304 throw new ClientException(_('Too many duplicate messages too quickly;'.
305 ' take a breather and post again in a few minutes.'));
308 if (!$profile->hasRight(Right::NEWNOTICE)) {
309 common_log(LOG_WARNING, "Attempted post from user disallowed to post: " . $profile->nickname);
311 // TRANS: Client exception thrown when a user tries to post while being banned.
312 throw new ClientException(_('You are banned from posting notices on this site.'), 403);
315 $notice = new Notice();
316 $notice->profile_id = $profile_id;
318 $autosource = common_config('public', 'autosource');
320 # Sandboxed are non-false, but not 1, either
322 if (!$profile->hasRight(Right::PUBLICNOTICE) ||
323 ($source && $autosource && in_array($source, $autosource))) {
324 $notice->is_local = Notice::LOCAL_NONPUBLIC;
326 $notice->is_local = $is_local;
329 if (!empty($created)) {
330 $notice->created = $created;
332 $notice->created = common_sql_now();
335 $notice->content = $final;
337 $notice->source = $source;
341 // Handle repeat case
343 if (isset($repeat_of)) {
344 $notice->repeat_of = $repeat_of;
346 $notice->reply_to = self::getReplyTo($reply_to, $profile_id, $source, $final);
349 if (!empty($notice->reply_to)) {
350 $reply = Notice::staticGet('id', $notice->reply_to);
351 $notice->conversation = $reply->conversation;
354 if (!empty($lat) && !empty($lon)) {
359 if (!empty($location_ns) && !empty($location_id)) {
360 $notice->location_id = $location_id;
361 $notice->location_ns = $location_ns;
364 if (!empty($rendered)) {
365 $notice->rendered = $rendered;
367 $notice->rendered = common_render_content($final, $notice);
370 if (empty($object_type)) {
371 $notice->object_type = (empty($notice->reply_to)) ? ActivityObject::NOTE : ActivityObject::COMMENT;
373 $notice->object_type = $object_type;
376 if (Event::handle('StartNoticeSave', array(&$notice))) {
378 // XXX: some of these functions write to the DB
380 $id = $notice->insert();
383 common_log_db_error($notice, 'INSERT', __FILE__);
384 // TRANS: Server exception thrown when a notice cannot be saved.
385 throw new ServerException(_('Problem saving notice.'));
388 // Update ID-dependent columns: URI, conversation
390 $orig = clone($notice);
395 $notice->uri = common_notice_uri($notice);
399 // If it's not part of a conversation, it's
400 // the beginning of a new conversation.
402 if (empty($notice->conversation)) {
403 $conv = Conversation::create();
404 $notice->conversation = $conv->id;
409 if (!$notice->update($orig)) {
410 common_log_db_error($notice, 'UPDATE', __FILE__);
411 // TRANS: Server exception thrown when a notice cannot be updated.
412 throw new ServerException(_('Problem saving notice.'));
418 # Clear the cache for subscribed users, so they'll update at next request
419 # XXX: someone clever could prepend instead of clearing the cache
421 $notice->blowOnInsert();
423 // Save per-notice metadata...
425 if (isset($replies)) {
426 $notice->saveKnownReplies($replies);
428 $notice->saveReplies();
432 $notice->saveKnownTags($tags);
437 // Note: groups may save tags, so must be run after tags are saved
438 // to avoid errors on duplicates.
439 if (isset($groups)) {
440 $notice->saveKnownGroups($groups);
442 $notice->saveGroups();
446 $notice->saveKnownUrls($urls);
452 // Prepare inbox delivery, may be queued to background.
453 $notice->distribute();
459 function blowOnInsert($conversation = false)
461 self::blow('profile:notice_ids:%d', $this->profile_id);
463 if ($this->isPublic()) {
464 self::blow('public');
467 // XXX: Before we were blowing the casche only if the notice id
468 // was not the root of the conversation. What to do now?
470 self::blow('notice:conversation_ids:%d', $this->conversation);
472 if (!empty($this->repeat_of)) {
473 self::blow('notice:repeats:%d', $this->repeat_of);
476 $original = Notice::staticGet('id', $this->repeat_of);
478 if (!empty($original)) {
479 $originalUser = User::staticGet('id', $original->profile_id);
480 if (!empty($originalUser)) {
481 self::blow('user:repeats_of_me:%d', $originalUser->id);
485 $profile = Profile::staticGet($this->profile_id);
486 if (!empty($profile)) {
487 $profile->blowNoticeCount();
492 * Clear cache entries related to this notice at delete time.
493 * Necessary to avoid breaking paging on public, profile timelines.
495 function blowOnDelete()
497 $this->blowOnInsert();
499 self::blow('profile:notice_ids:%d;last', $this->profile_id);
501 if ($this->isPublic()) {
502 self::blow('public;last');
506 /** save all urls in the notice to the db
508 * follow redirects and save all available file information
509 * (mimetype, date, size, oembed, etc.)
513 function saveUrls() {
514 if (common_config('attachments', 'process_links')) {
515 common_replace_urls_callback($this->content, array($this, 'saveUrl'), $this->id);
520 * Save the given URLs as related links/attachments to the db
522 * follow redirects and save all available file information
523 * (mimetype, date, size, oembed, etc.)
527 function saveKnownUrls($urls)
529 if (common_config('attachments', 'process_links')) {
530 // @fixme validation?
531 foreach (array_unique($urls) as $url) {
532 File::processNew($url, $this->id);
540 function saveUrl($url, $notice_id) {
541 File::processNew($url, $notice_id);
544 static function checkDupes($profile_id, $content) {
545 $profile = Profile::staticGet($profile_id);
546 if (empty($profile)) {
549 $notice = $profile->getNotices(0, NOTICE_CACHE_WINDOW);
550 if (!empty($notice)) {
552 while ($notice->fetch()) {
553 if (time() - strtotime($notice->created) >= common_config('site', 'dupelimit')) {
555 } else if ($notice->content == $content) {
560 # If we get here, oldest item in cache window is not
561 # old enough for dupe limit; do direct check against DB
562 $notice = new Notice();
563 $notice->profile_id = $profile_id;
564 $notice->content = $content;
565 $threshold = common_sql_date(time() - common_config('site', 'dupelimit'));
566 $notice->whereAdd(sprintf("created > '%s'", $notice->escape($threshold)));
568 $cnt = $notice->count();
572 static function checkEditThrottle($profile_id) {
573 $profile = Profile::staticGet($profile_id);
574 if (empty($profile)) {
578 $notice = $profile->getNotices(common_config('throttle', 'count') - 1, 1);
579 if ($notice && $notice->fetch()) {
580 # If the Nth notice was posted less than timespan seconds ago
581 if (time() - strtotime($notice->created) <= common_config('throttle', 'timespan')) {
586 # Either not N notices in the stream, OR the Nth was not posted within timespan seconds
590 function getUploadedAttachment() {
592 $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"';
593 $post->query($query);
595 if (empty($post->up) || empty($post->i)) {
598 $ret = array($post->up, $post->i);
604 function hasAttachments() {
606 $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);
607 $post->query($query);
609 $n_attachments = intval($post->n_attachments);
611 return $n_attachments;
614 function attachments() {
617 $f2p = new File_to_post;
618 $f2p->post_id = $this->id;
620 while ($f2p->fetch()) {
621 $f = File::staticGet($f2p->file_id);
630 function getStreamByIds($ids)
632 $cache = Cache::instance();
634 if (!empty($cache)) {
636 foreach ($ids as $id) {
637 $n = Notice::staticGet('id', $id);
642 return new ArrayWrapper($notices);
644 $notice = new Notice();
646 //if no IDs requested, just return the notice object
649 $notice->whereAdd('id in (' . implode(', ', $ids) . ')');
655 while ($notice->fetch()) {
656 $temp[$notice->id] = clone($notice);
661 foreach ($ids as $id) {
662 if (array_key_exists($id, $temp)) {
663 $wrapped[] = $temp[$id];
667 return new ArrayWrapper($wrapped);
671 function publicStream($offset=0, $limit=20, $since_id=0, $max_id=0)
673 $ids = Notice::stream(array('Notice', '_publicStreamDirect'),
676 $offset, $limit, $since_id, $max_id);
677 return Notice::getStreamByIds($ids);
680 function _publicStreamDirect($offset=0, $limit=20, $since_id=0, $max_id=0)
682 $notice = new Notice();
684 $notice->selectAdd(); // clears it
685 $notice->selectAdd('id');
687 $notice->orderBy('created DESC, id DESC');
689 if (!is_null($offset)) {
690 $notice->limit($offset, $limit);
693 if (common_config('public', 'localonly')) {
694 $notice->whereAdd('is_local = ' . Notice::LOCAL_PUBLIC);
696 # -1 == blacklisted, -2 == gateway (i.e. Twitter)
697 $notice->whereAdd('is_local !='. Notice::LOCAL_NONPUBLIC);
698 $notice->whereAdd('is_local !='. Notice::GATEWAY);
701 Notice::addWhereSinceId($notice, $since_id);
702 Notice::addWhereMaxId($notice, $max_id);
706 if ($notice->find()) {
707 while ($notice->fetch()) {
708 $ids[] = $notice->id;
718 function conversationStream($id, $offset=0, $limit=20, $since_id=0, $max_id=0)
720 $ids = Notice::stream(array('Notice', '_conversationStreamDirect'),
722 'notice:conversation_ids:'.$id,
723 $offset, $limit, $since_id, $max_id);
725 return Notice::getStreamByIds($ids);
728 function _conversationStreamDirect($id, $offset=0, $limit=20, $since_id=0, $max_id=0)
730 $notice = new Notice();
732 $notice->selectAdd(); // clears it
733 $notice->selectAdd('id');
735 $notice->conversation = $id;
737 $notice->orderBy('created DESC, id DESC');
739 if (!is_null($offset)) {
740 $notice->limit($offset, $limit);
743 Notice::addWhereSinceId($notice, $since_id);
744 Notice::addWhereMaxId($notice, $max_id);
748 if ($notice->find()) {
749 while ($notice->fetch()) {
750 $ids[] = $notice->id;
761 * Is this notice part of an active conversation?
763 * @return boolean true if other messages exist in the same
764 * conversation, false if this is the only one
766 function hasConversation()
768 if (!empty($this->conversation)) {
769 $conversation = Notice::conversationStream(
775 if ($conversation->N > 0) {
783 * Pull up a full list of local recipients who will be getting
784 * this notice in their inbox. Results will be cached, so don't
785 * change the input data wily-nilly!
787 * @param array $groups optional list of Group objects;
788 * if left empty, will be loaded from group_inbox records
789 * @param array $recipient optional list of reply profile ids
790 * if left empty, will be loaded from reply records
791 * @return array associating recipient user IDs with an inbox source constant
793 function whoGets($groups=null, $recipients=null)
795 $c = self::memcache();
798 $ni = $c->get(Cache::key('notice:who_gets:'.$this->id));
804 if (is_null($groups)) {
805 $groups = $this->getGroups();
808 if (is_null($recipients)) {
809 $recipients = $this->getReplies();
812 $users = $this->getSubscribedUsers();
814 // FIXME: kind of ignoring 'transitional'...
815 // we'll probably stop supporting inboxless mode
820 // Give plugins a chance to add folks in at start...
821 if (Event::handle('StartNoticeWhoGets', array($this, &$ni))) {
823 foreach ($users as $id) {
824 $ni[$id] = NOTICE_INBOX_SOURCE_SUB;
827 foreach ($groups as $group) {
828 $users = $group->getUserMembers();
829 foreach ($users as $id) {
830 if (!array_key_exists($id, $ni)) {
831 $ni[$id] = NOTICE_INBOX_SOURCE_GROUP;
836 foreach ($recipients as $recipient) {
837 if (!array_key_exists($recipient, $ni)) {
838 $ni[$recipient] = NOTICE_INBOX_SOURCE_REPLY;
842 // Exclude any deleted, non-local, or blocking recipients.
843 $profile = $this->getProfile();
844 $originalProfile = null;
845 if ($this->repeat_of) {
846 // Check blocks against the original notice's poster as well.
847 $original = Notice::staticGet('id', $this->repeat_of);
849 $originalProfile = $original->getProfile();
852 foreach ($ni as $id => $source) {
853 $user = User::staticGet('id', $id);
854 if (empty($user) || $user->hasBlocked($profile) ||
855 ($originalProfile && $user->hasBlocked($originalProfile))) {
860 // Give plugins a chance to filter out...
861 Event::handle('EndNoticeWhoGets', array($this, &$ni));
865 // XXX: pack this data better
866 $c->set(Cache::key('notice:who_gets:'.$this->id), $ni);
873 * Adds this notice to the inboxes of each local user who should receive
874 * it, based on author subscriptions, group memberships, and @-replies.
876 * Warning: running a second time currently will make items appear
877 * multiple times in users' inboxes.
879 * @fixme make more robust against errors
880 * @fixme break up massive deliveries to smaller background tasks
882 * @param array $groups optional list of Group objects;
883 * if left empty, will be loaded from group_inbox records
884 * @param array $recipient optional list of reply profile ids
885 * if left empty, will be loaded from reply records
887 function addToInboxes($groups=null, $recipients=null)
889 $ni = $this->whoGets($groups, $recipients);
891 $ids = array_keys($ni);
893 // We remove the author (if they're a local user),
894 // since we'll have already done this in distribute()
896 $i = array_search($this->profile_id, $ids);
904 Inbox::bulkInsert($this->id, $ids);
909 function getSubscribedUsers()
913 if(common_config('db','quote_identifiers'))
914 $user_table = '"user"';
915 else $user_table = 'user';
919 'FROM '. $user_table .' JOIN subscription '.
920 'ON '. $user_table .'.id = subscription.subscriber ' .
921 'WHERE subscription.subscribed = %d ';
923 $user->query(sprintf($qry, $this->profile_id));
927 while ($user->fetch()) {
937 * Record this notice to the given group inboxes for delivery.
938 * Overrides the regular parsing of !group markup.
940 * @param string $group_ids
941 * @fixme might prefer URIs as identifiers, as for replies?
942 * best with generalizations on user_group to support
943 * remote groups better.
945 function saveKnownGroups($group_ids)
947 if (!is_array($group_ids)) {
948 // TRANS: Server exception thrown when no array is provided to the method saveKnownGroups().
949 throw new ServerException(_('Bad type provided to saveKnownGroups.'));
953 foreach (array_unique($group_ids) as $id) {
954 $group = User_group::staticGet('id', $id);
956 common_log(LOG_ERR, "Local delivery to group id $id, $group->nickname");
957 $result = $this->addToGroupInbox($group);
959 common_log_db_error($gi, 'INSERT', __FILE__);
962 // @fixme should we save the tags here or not?
963 $groups[] = clone($group);
965 common_log(LOG_ERR, "Local delivery to group id $id skipped, doesn't exist");
973 * Parse !group delivery and record targets into group_inbox.
974 * @return array of Group objects
976 function saveGroups()
978 // Don't save groups for repeats
980 if (!empty($this->repeat_of)) {
986 /* extract all !group */
987 $count = preg_match_all('/(?:^|\s)!(' . Nickname::DISPLAY_FMT . ')/',
988 strtolower($this->content),
994 $profile = $this->getProfile();
996 /* Add them to the database */
998 foreach (array_unique($match[1]) as $nickname) {
999 /* XXX: remote groups. */
1000 $group = User_group::getForNickname($nickname, $profile);
1002 if (empty($group)) {
1006 // we automatically add a tag for every group name, too
1008 $tag = Notice_tag::pkeyGet(array('tag' => common_canonical_tag($nickname),
1009 'notice_id' => $this->id));
1011 if (is_null($tag)) {
1012 $this->saveTag($nickname);
1015 if ($profile->isMember($group)) {
1017 $result = $this->addToGroupInbox($group);
1020 common_log_db_error($gi, 'INSERT', __FILE__);
1023 $groups[] = clone($group);
1030 function addToGroupInbox($group)
1032 $gi = Group_inbox::pkeyGet(array('group_id' => $group->id,
1033 'notice_id' => $this->id));
1037 $gi = new Group_inbox();
1039 $gi->group_id = $group->id;
1040 $gi->notice_id = $this->id;
1041 $gi->created = $this->created;
1043 $result = $gi->insert();
1046 common_log_db_error($gi, 'INSERT', __FILE__);
1047 // TRANS: Server exception thrown when an update for a group inbox fails.
1048 throw new ServerException(_('Problem saving group inbox.'));
1051 self::blow('user_group:notice_ids:%d', $gi->group_id);
1058 * Save reply records indicating that this notice needs to be
1059 * delivered to the local users with the given URIs.
1061 * Since this is expected to be used when saving foreign-sourced
1062 * messages, we won't deliver to any remote targets as that's the
1063 * source service's responsibility.
1065 * Mail notifications etc will be handled later.
1067 * @param array of unique identifier URIs for recipients
1069 function saveKnownReplies($uris)
1075 $sender = Profile::staticGet($this->profile_id);
1077 foreach (array_unique($uris) as $uri) {
1079 $profile = Profile::fromURI($uri);
1081 if (empty($profile)) {
1082 common_log(LOG_WARNING, "Unable to determine profile for URI '$uri'");
1086 if ($profile->hasBlocked($sender)) {
1087 common_log(LOG_INFO, "Not saving reply to profile {$profile->id} ($uri) from sender {$sender->id} because of a block.");
1091 $reply = new Reply();
1093 $reply->notice_id = $this->id;
1094 $reply->profile_id = $profile->id;
1095 $reply->modified = $this->created;
1097 common_log(LOG_INFO, __METHOD__ . ": saving reply: notice $this->id to profile $profile->id");
1099 $id = $reply->insert();
1106 * Pull @-replies from this message's content in StatusNet markup format
1107 * and save reply records indicating that this message needs to be
1108 * delivered to those users.
1110 * Mail notifications to local profiles will be sent later.
1112 * @return array of integer profile IDs
1115 function saveReplies()
1117 // Don't save reply data for repeats
1119 if (!empty($this->repeat_of)) {
1123 $sender = Profile::staticGet($this->profile_id);
1125 // @todo ideally this parser information would only
1126 // be calculated once.
1128 $mentions = common_find_mentions($this->content, $this);
1132 // store replied only for first @ (what user/notice what the reply directed,
1133 // we assume first @ is it)
1135 foreach ($mentions as $mention) {
1137 foreach ($mention['mentioned'] as $mentioned) {
1139 // skip if they're already covered
1141 if (!empty($replied[$mentioned->id])) {
1145 // Don't save replies from blocked profile to local user
1147 $mentioned_user = User::staticGet('id', $mentioned->id);
1148 if (!empty($mentioned_user) && $mentioned_user->hasBlocked($sender)) {
1152 $reply = new Reply();
1154 $reply->notice_id = $this->id;
1155 $reply->profile_id = $mentioned->id;
1156 $reply->modified = $this->created;
1158 $id = $reply->insert();
1161 common_log_db_error($reply, 'INSERT', __FILE__);
1162 // TRANS: Server exception thrown when a reply cannot be saved.
1163 // TRANS: %1$d is a notice ID, %2$d is the ID of the mentioned user.
1164 throw new ServerException(sprintf(_('Could not save reply for %1$d, %2$d.'), $this->id, $mentioned->id));
1166 $replied[$mentioned->id] = 1;
1167 self::blow('reply:stream:%d', $mentioned->id);
1172 $recipientIds = array_keys($replied);
1174 return $recipientIds;
1178 * Pull the complete list of @-reply targets for this notice.
1180 * @return array of integer profile ids
1182 function getReplies()
1188 $reply = new Reply();
1189 $reply->selectAdd();
1190 $reply->selectAdd('profile_id');
1191 $reply->notice_id = $this->id;
1193 if ($reply->find()) {
1194 while($reply->fetch()) {
1195 $ids[] = $reply->profile_id;
1205 * Send e-mail notifications to local @-reply targets.
1207 * Replies must already have been saved; this is expected to be run
1208 * from the distrib queue handler.
1210 function sendReplyNotifications()
1212 // Don't send reply notifications for repeats
1214 if (!empty($this->repeat_of)) {
1218 $recipientIds = $this->getReplies();
1220 foreach ($recipientIds as $recipientId) {
1221 $user = User::staticGet('id', $recipientId);
1222 if (!empty($user)) {
1223 mail_notify_attn($user, $this);
1229 * Pull list of groups this notice needs to be delivered to,
1230 * as previously recorded by saveGroups() or saveKnownGroups().
1232 * @return array of Group objects
1234 function getGroups()
1236 // Don't save groups for repeats
1238 if (!empty($this->repeat_of)) {
1246 $gi = new Group_inbox();
1249 $gi->selectAdd('group_id');
1251 $gi->notice_id = $this->id;
1254 while ($gi->fetch()) {
1255 $group = User_group::staticGet('id', $gi->group_id);
1268 * Convert a notice into an activity for export.
1270 * @param User $cur Current user
1272 * @return Activity activity object representing this Notice.
1275 function asActivity($cur)
1277 $act = self::cacheGet(Cache::codeKey('notice:as-activity:'.$this->id));
1282 $act = new Activity();
1284 if (Event::handle('StartNoticeAsActivity', array($this, &$act))) {
1286 $profile = $this->getProfile();
1288 $act->actor = ActivityObject::fromProfile($profile);
1289 $act->actor->extra[] = $profile->profileInfo($cur);
1290 $act->verb = ActivityVerb::POST;
1291 $act->objects[] = ActivityObject::fromNotice($this);
1293 // XXX: should this be handled by default processing for object entry?
1295 $act->time = strtotime($this->created);
1296 $act->link = $this->bestUrl();
1298 $act->content = common_xml_safe_str($this->rendered);
1299 $act->id = $this->uri;
1300 $act->title = common_xml_safe_str($this->content);
1304 $tags = $this->getTags();
1306 foreach ($tags as $tag) {
1307 $cat = new AtomCategory();
1310 $act->categories[] = $cat;
1314 // XXX: use Atom Media and/or File activity objects instead
1316 $attachments = $this->attachments();
1318 foreach ($attachments as $attachment) {
1319 $enclosure = $attachment->getEnclosure();
1321 $act->enclosures[] = $enclosure;
1325 $ctx = new ActivityContext();
1327 if (!empty($this->reply_to)) {
1328 $reply = Notice::staticGet('id', $this->reply_to);
1329 if (!empty($reply)) {
1330 $ctx->replyToID = $reply->uri;
1331 $ctx->replyToUrl = $reply->bestUrl();
1335 $ctx->location = $this->getLocation();
1339 if (!empty($this->conversation)) {
1340 $conv = Conversation::staticGet('id', $this->conversation);
1341 if (!empty($conv)) {
1342 $ctx->conversation = $conv->uri;
1346 $reply_ids = $this->getReplies();
1348 foreach ($reply_ids as $id) {
1349 $profile = Profile::staticGet('id', $id);
1350 if (!empty($profile)) {
1351 $ctx->attention[] = $profile->getUri();
1355 $groups = $this->getGroups();
1357 foreach ($groups as $group) {
1358 $ctx->attention[] = $group->getUri();
1361 // XXX: deprecated; use ActivityVerb::SHARE instead
1365 if (!empty($this->repeat_of)) {
1366 $repeat = Notice::staticGet('id', $this->repeat_of);
1367 $ctx->forwardID = $repeat->uri;
1368 $ctx->forwardUrl = $repeat->bestUrl();
1371 $act->context = $ctx;
1375 $atom_feed = $profile->getAtomFeed();
1377 if (!empty($atom_feed)) {
1379 $act->source = new ActivitySource();
1381 // XXX: we should store the actual feed ID
1383 $act->source->id = $atom_feed;
1385 // XXX: we should store the actual feed title
1387 $act->source->title = $profile->getBestName();
1389 $act->source->links['alternate'] = $profile->profileurl;
1390 $act->source->links['self'] = $atom_feed;
1392 $act->source->icon = $profile->avatarUrl(AVATAR_PROFILE_SIZE);
1394 $notice = $profile->getCurrentNotice();
1396 if (!empty($notice)) {
1397 $act->source->updated = self::utcDate($notice->created);
1400 $user = User::staticGet('id', $profile->id);
1402 if (!empty($user)) {
1403 $act->source->links['license'] = common_config('license', 'url');
1407 if ($this->isLocal()) {
1408 $act->selfLink = common_local_url('ApiStatusesShow', array('id' => $this->id,
1409 'format' => 'atom'));
1410 $act->editLink = $act->selfLink;
1413 Event::handle('EndNoticeAsActivity', array($this, &$act));
1416 self::cacheSet(Cache::codeKey('notice:as-activity:'.$this->id), $act);
1421 // This has gotten way too long. Needs to be sliced up into functional bits
1422 // or ideally exported to a utility class.
1424 function asAtomEntry($namespace=false,
1429 $act = $this->asActivity($cur);
1430 $act->extra[] = $this->noticeInfo($cur);
1431 return $act->asString($namespace, $author, $source);
1435 * Extra notice info for atom entries
1437 * Clients use some extra notice info in the atom stream.
1438 * This gives it to them.
1440 * @param User $cur Current user
1442 * @return array representation of <statusnet:notice_info> element
1445 function noticeInfo($cur)
1447 // local notice ID (useful to clients for ordering)
1449 $noticeInfoAttr = array('local_id' => $this->id);
1453 $ns = $this->getSource();
1456 $noticeInfoAttr['source'] = $ns->code;
1457 if (!empty($ns->url)) {
1458 $noticeInfoAttr['source_link'] = $ns->url;
1459 if (!empty($ns->name)) {
1460 $noticeInfoAttr['source'] = '<a href="'
1461 . htmlspecialchars($ns->url)
1462 . '" rel="nofollow">'
1463 . htmlspecialchars($ns->name)
1469 // favorite and repeated
1472 $noticeInfoAttr['favorite'] = ($cur->hasFave($this)) ? "true" : "false";
1473 $cp = $cur->getProfile();
1474 $noticeInfoAttr['repeated'] = ($cp->hasRepeated($this->id)) ? "true" : "false";
1477 if (!empty($this->repeat_of)) {
1478 $noticeInfoAttr['repeat_of'] = $this->repeat_of;
1481 return array('statusnet:notice_info', $noticeInfoAttr, null);
1485 * Returns an XML string fragment with a reference to a notice as an
1486 * Activity Streams noun object with the given element type.
1488 * Assumes that 'activity' namespace has been previously defined.
1490 * @param string $element one of 'subject', 'object', 'target'
1494 function asActivityNoun($element)
1496 $noun = ActivityObject::fromNotice($this);
1497 return $noun->asString('activity:' . $element);
1502 if (!empty($this->url)) {
1504 } else if (!empty($this->uri) && preg_match('/^https?:/', $this->uri)) {
1507 return common_local_url('shownotice',
1508 array('notice' => $this->id));
1512 function stream($fn, $args, $cachekey, $offset=0, $limit=20, $since_id=0, $max_id=0)
1514 $cache = Cache::instance();
1516 if (empty($cache) ||
1517 $since_id != 0 || $max_id != 0 ||
1519 ($offset + $limit) > NOTICE_CACHE_WINDOW) {
1520 return call_user_func_array($fn, array_merge($args, array($offset, $limit, $since_id,
1524 $idkey = Cache::key($cachekey);
1526 $idstr = $cache->get($idkey);
1528 if ($idstr !== false) {
1529 // Cache hit! Woohoo!
1530 $window = explode(',', $idstr);
1531 $ids = array_slice($window, $offset, $limit);
1535 $laststr = $cache->get($idkey.';last');
1537 if ($laststr !== false) {
1538 $window = explode(',', $laststr);
1539 $last_id = $window[0];
1540 $new_ids = call_user_func_array($fn, array_merge($args, array(0, NOTICE_CACHE_WINDOW,
1541 $last_id, 0, null)));
1543 $new_window = array_merge($new_ids, $window);
1545 $new_windowstr = implode(',', $new_window);
1547 $result = $cache->set($idkey, $new_windowstr);
1548 $result = $cache->set($idkey . ';last', $new_windowstr);
1550 $ids = array_slice($new_window, $offset, $limit);
1555 $window = call_user_func_array($fn, array_merge($args, array(0, NOTICE_CACHE_WINDOW,
1558 $windowstr = implode(',', $window);
1560 $result = $cache->set($idkey, $windowstr);
1561 $result = $cache->set($idkey . ';last', $windowstr);
1563 $ids = array_slice($window, $offset, $limit);
1569 * Determine which notice, if any, a new notice is in reply to.
1571 * For conversation tracking, we try to see where this notice fits
1572 * in the tree. Rough algorithm is:
1574 * if (reply_to is set and valid) {
1576 * } else if ((source not API or Web) and (content starts with "T NAME" or "@name ")) {
1577 * return ID of last notice by initial @name in content;
1580 * Note that all @nickname instances will still be used to save "reply" records,
1581 * so the notice shows up in the mentioned users' "replies" tab.
1583 * @param integer $reply_to ID passed in by Web or API
1584 * @param integer $profile_id ID of author
1585 * @param string $source Source tag, like 'web' or 'gwibber'
1586 * @param string $content Final notice content
1588 * @return integer ID of replied-to notice, or null for not a reply.
1591 static function getReplyTo($reply_to, $profile_id, $source, $content)
1593 static $lb = array('xmpp', 'mail', 'sms', 'omb');
1595 // If $reply_to is specified, we check that it exists, and then
1596 // return it if it does
1598 if (!empty($reply_to)) {
1599 $reply_notice = Notice::staticGet('id', $reply_to);
1600 if (!empty($reply_notice)) {
1605 // If it's not a "low bandwidth" source (one where you can't set
1606 // a reply_to argument), we return. This is mostly web and API
1609 if (!in_array($source, $lb)) {
1613 // Is there an initial @ or T?
1615 if (preg_match('/^T ([A-Z0-9]{1,64}) /', $content, $match) ||
1616 preg_match('/^@([a-z0-9]{1,64})\s+/', $content, $match)) {
1617 $nickname = common_canonical_nickname($match[1]);
1622 // Figure out who that is.
1624 $sender = Profile::staticGet('id', $profile_id);
1625 if (empty($sender)) {
1629 $recipient = common_relative_profile($sender, $nickname, common_sql_now());
1631 if (empty($recipient)) {
1635 // Get their last notice
1637 $last = $recipient->getCurrentNotice();
1639 if (!empty($last)) {
1644 static function maxContent()
1646 $contentlimit = common_config('notice', 'contentlimit');
1647 // null => use global limit (distinct from 0!)
1648 if (is_null($contentlimit)) {
1649 $contentlimit = common_config('site', 'textlimit');
1651 return $contentlimit;
1654 static function contentTooLong($content)
1656 $contentlimit = self::maxContent();
1657 return ($contentlimit > 0 && !empty($content) && (mb_strlen($content) > $contentlimit));
1660 function getLocation()
1664 if (!empty($this->location_id) && !empty($this->location_ns)) {
1665 $location = Location::fromId($this->location_id, $this->location_ns);
1668 if (is_null($location)) { // no ID, or Location::fromId() failed
1669 if (!empty($this->lat) && !empty($this->lon)) {
1670 $location = Location::fromLatLon($this->lat, $this->lon);
1677 function repeat($repeater_id, $source)
1679 $author = Profile::staticGet('id', $this->profile_id);
1681 // TRANS: Message used to repeat a notice. RT is the abbreviation of 'retweet'.
1682 // TRANS: %1$s is the repeated user's name, %2$s is the repeated notice.
1683 $content = sprintf(_('RT @%1$s %2$s'),
1687 $maxlen = common_config('site', 'textlimit');
1688 if ($maxlen > 0 && mb_strlen($content) > $maxlen) {
1689 // Web interface and current Twitter API clients will
1690 // pull the original notice's text, but some older
1691 // clients and RSS/Atom feeds will see this trimmed text.
1693 // Unfortunately this is likely to lose tags or URLs
1694 // at the end of long notices.
1695 $content = mb_substr($content, 0, $maxlen - 4) . ' ...';
1698 return self::saveNew($repeater_id, $content, $source,
1699 array('repeat_of' => $this->id));
1702 // These are supposed to be in chron order!
1704 function repeatStream($limit=100)
1706 $cache = Cache::instance();
1708 if (empty($cache)) {
1709 $ids = $this->_repeatStreamDirect($limit);
1711 $idstr = $cache->get(Cache::key('notice:repeats:'.$this->id));
1712 if ($idstr !== false) {
1713 $ids = explode(',', $idstr);
1715 $ids = $this->_repeatStreamDirect(100);
1716 $cache->set(Cache::key('notice:repeats:'.$this->id), implode(',', $ids));
1719 // We do a max of 100, so slice down to limit
1720 $ids = array_slice($ids, 0, $limit);
1724 return Notice::getStreamByIds($ids);
1727 function _repeatStreamDirect($limit)
1729 $notice = new Notice();
1731 $notice->selectAdd(); // clears it
1732 $notice->selectAdd('id');
1734 $notice->repeat_of = $this->id;
1736 $notice->orderBy('created, id'); // NB: asc!
1738 if (!is_null($limit)) {
1739 $notice->limit(0, $limit);
1744 if ($notice->find()) {
1745 while ($notice->fetch()) {
1746 $ids[] = $notice->id;
1756 function locationOptions($lat, $lon, $location_id, $location_ns, $profile = null)
1760 if (!empty($location_id) && !empty($location_ns)) {
1761 $options['location_id'] = $location_id;
1762 $options['location_ns'] = $location_ns;
1764 $location = Location::fromId($location_id, $location_ns);
1766 if (!empty($location)) {
1767 $options['lat'] = $location->lat;
1768 $options['lon'] = $location->lon;
1771 } else if (!empty($lat) && !empty($lon)) {
1772 $options['lat'] = $lat;
1773 $options['lon'] = $lon;
1775 $location = Location::fromLatLon($lat, $lon);
1777 if (!empty($location)) {
1778 $options['location_id'] = $location->location_id;
1779 $options['location_ns'] = $location->location_ns;
1781 } else if (!empty($profile)) {
1782 if (isset($profile->lat) && isset($profile->lon)) {
1783 $options['lat'] = $profile->lat;
1784 $options['lon'] = $profile->lon;
1787 if (isset($profile->location_id) && isset($profile->location_ns)) {
1788 $options['location_id'] = $profile->location_id;
1789 $options['location_ns'] = $profile->location_ns;
1796 function clearReplies()
1798 $replyNotice = new Notice();
1799 $replyNotice->reply_to = $this->id;
1801 //Null any notices that are replies to this notice
1803 if ($replyNotice->find()) {
1804 while ($replyNotice->fetch()) {
1805 $orig = clone($replyNotice);
1806 $replyNotice->reply_to = null;
1807 $replyNotice->update($orig);
1813 $reply = new Reply();
1814 $reply->notice_id = $this->id;
1816 if ($reply->find()) {
1817 while($reply->fetch()) {
1818 self::blow('reply:stream:%d', $reply->profile_id);
1826 function clearFiles()
1828 $f2p = new File_to_post();
1830 $f2p->post_id = $this->id;
1833 while ($f2p->fetch()) {
1837 // FIXME: decide whether to delete File objects
1838 // ...and related (actual) files
1841 function clearRepeats()
1843 $repeatNotice = new Notice();
1844 $repeatNotice->repeat_of = $this->id;
1846 //Null any notices that are repeats of this notice
1848 if ($repeatNotice->find()) {
1849 while ($repeatNotice->fetch()) {
1850 $orig = clone($repeatNotice);
1851 $repeatNotice->repeat_of = null;
1852 $repeatNotice->update($orig);
1857 function clearFaves()
1860 $fave->notice_id = $this->id;
1862 if ($fave->find()) {
1863 while ($fave->fetch()) {
1864 self::blow('fave:ids_by_user_own:%d', $fave->user_id);
1865 self::blow('fave:ids_by_user_own:%d;last', $fave->user_id);
1866 self::blow('fave:ids_by_user:%d', $fave->user_id);
1867 self::blow('fave:ids_by_user:%d;last', $fave->user_id);
1875 function clearTags()
1877 $tag = new Notice_tag();
1878 $tag->notice_id = $this->id;
1881 while ($tag->fetch()) {
1882 self::blow('profile:notice_ids_tagged:%d:%s', $this->profile_id, Cache::keyize($tag->tag));
1883 self::blow('profile:notice_ids_tagged:%d:%s;last', $this->profile_id, Cache::keyize($tag->tag));
1884 self::blow('notice_tag:notice_ids:%s', Cache::keyize($tag->tag));
1885 self::blow('notice_tag:notice_ids:%s;last', Cache::keyize($tag->tag));
1893 function clearGroupInboxes()
1895 $gi = new Group_inbox();
1897 $gi->notice_id = $this->id;
1900 while ($gi->fetch()) {
1901 self::blow('user_group:notice_ids:%d', $gi->group_id);
1909 function distribute()
1911 // We always insert for the author so they don't
1913 Event::handle('StartNoticeDistribute', array($this));
1915 $user = User::staticGet('id', $this->profile_id);
1916 if (!empty($user)) {
1917 Inbox::insertNotice($user->id, $this->id);
1920 if (common_config('queue', 'inboxes')) {
1921 // If there's a failure, we want to _force_
1922 // distribution at this point.
1924 $qm = QueueManager::get();
1925 $qm->enqueue($this, 'distrib');
1926 } catch (Exception $e) {
1927 // If the exception isn't transient, this
1928 // may throw more exceptions as DQH does
1929 // its own enqueueing. So, we ignore them!
1931 $handler = new DistribQueueHandler();
1932 $handler->handle($this);
1933 } catch (Exception $e) {
1934 common_log(LOG_ERR, "emergency redistribution resulted in " . $e->getMessage());
1936 // Re-throw so somebody smarter can handle it.
1940 $handler = new DistribQueueHandler();
1941 $handler->handle($this);
1947 $result = parent::insert();
1950 // Profile::hasRepeated() abuses pkeyGet(), so we
1951 // have to clear manually
1952 if (!empty($this->repeat_of)) {
1953 $c = self::memcache();
1955 $ck = self::multicacheKey('Notice',
1956 array('profile_id' => $this->profile_id,
1957 'repeat_of' => $this->repeat_of));
1967 * Get the source of the notice
1969 * @return Notice_source $ns A notice source object. 'code' is the only attribute
1970 * guaranteed to be populated.
1972 function getSource()
1974 $ns = new Notice_source();
1975 if (!empty($this->source)) {
1976 switch ($this->source) {
1983 $ns->code = $this->source;
1986 $ns = Notice_source::staticGet($this->source);
1988 $ns = new Notice_source();
1989 $ns->code = $this->source;
1990 $app = Oauth_application::staticGet('name', $this->source);
1992 $ns->name = $app->name;
1993 $ns->url = $app->source_url;
2003 * Determine whether the notice was locally created
2005 * @return boolean locality
2008 public function isLocal()
2010 return ($this->is_local == Notice::LOCAL_PUBLIC ||
2011 $this->is_local == Notice::LOCAL_NONPUBLIC);
2015 * Get the list of hash tags saved with this notice.
2017 * @return array of strings
2019 public function getTags()
2022 $tag = new Notice_tag();
2023 $tag->notice_id = $this->id;
2025 while ($tag->fetch()) {
2026 $tags[] = $tag->tag;
2033 static private function utcDate($dt)
2035 $dateStr = date('d F Y H:i:s', strtotime($dt));
2036 $d = new DateTime($dateStr, new DateTimeZone('UTC'));
2037 return $d->format(DATE_W3C);
2041 * Look up the creation timestamp for a given notice ID, even
2042 * if it's been deleted.
2045 * @return mixed string recorded creation timestamp, or false if can't be found
2047 public static function getAsTimestamp($id)
2053 $notice = Notice::staticGet('id', $id);
2055 return $notice->created;
2058 $deleted = Deleted_notice::staticGet('id', $id);
2060 return $deleted->created;
2067 * Build an SQL 'where' fragment for timestamp-based sorting from a since_id
2068 * parameter, matching notices posted after the given one (exclusive).
2070 * If the referenced notice can't be found, will return false.
2073 * @param string $idField
2074 * @param string $createdField
2075 * @return mixed string or false if no match
2077 public static function whereSinceId($id, $idField='id', $createdField='created')
2079 $since = Notice::getAsTimestamp($id);
2081 return sprintf("($createdField = '%s' and $idField > %d) or ($createdField > '%s')", $since, $id, $since);
2087 * Build an SQL 'where' fragment for timestamp-based sorting from a since_id
2088 * parameter, matching notices posted after the given one (exclusive), and
2089 * if necessary add it to the data object's query.
2091 * @param DB_DataObject $obj
2093 * @param string $idField
2094 * @param string $createdField
2095 * @return mixed string or false if no match
2097 public static function addWhereSinceId(DB_DataObject $obj, $id, $idField='id', $createdField='created')
2099 $since = self::whereSinceId($id, $idField, $createdField);
2101 $obj->whereAdd($since);
2106 * Build an SQL 'where' fragment for timestamp-based sorting from a max_id
2107 * parameter, matching notices posted before the given one (inclusive).
2109 * If the referenced notice can't be found, will return false.
2112 * @param string $idField
2113 * @param string $createdField
2114 * @return mixed string or false if no match
2116 public static function whereMaxId($id, $idField='id', $createdField='created')
2118 $max = Notice::getAsTimestamp($id);
2120 return sprintf("($createdField < '%s') or ($createdField = '%s' and $idField <= %d)", $max, $max, $id);
2126 * Build an SQL 'where' fragment for timestamp-based sorting from a max_id
2127 * parameter, matching notices posted before the given one (inclusive), and
2128 * if necessary add it to the data object's query.
2130 * @param DB_DataObject $obj
2132 * @param string $idField
2133 * @param string $createdField
2134 * @return mixed string or false if no match
2136 public static function addWhereMaxId(DB_DataObject $obj, $id, $idField='id', $createdField='created')
2138 $max = self::whereMaxId($id, $idField, $createdField);
2140 $obj->whereAdd($max);
2146 if (common_config('public', 'localonly')) {
2147 return ($this->is_local == Notice::LOCAL_PUBLIC);
2149 return (($this->is_local != Notice::LOCAL_NONPUBLIC) &&
2150 ($this->is_local != Notice::GATEWAY));