3 * StatusNet - the distributed open-source microblogging tool
4 * Copyright (C) 2008-2011 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', CachingNoticeStream::CACHE_WINDOW);
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,$v);
84 /* the code above is auto generated do not remove the tag below */
87 function multiGet($kc, $kvs, $skipNulls=true)
89 return Memcached_DataObject::multiGet('Notice', $kc, $kvs, $skipNulls);
93 const LOCAL_PUBLIC = 1;
95 const LOCAL_NONPUBLIC = -1;
98 const PUBLIC_SCOPE = 0; // Useful fake constant
100 const ADDRESSEE_SCOPE = 2;
101 const GROUP_SCOPE = 4;
102 const FOLLOWER_SCOPE = 8;
104 protected $_profile = -1;
106 function getProfile()
108 if (is_int($this->_profile) && $this->_profile == -1) {
109 $this->_setProfile(Profile::staticGet('id', $this->profile_id));
111 if (empty($this->_profile)) {
112 // TRANS: Server exception thrown when a user profile for a notice cannot be found.
113 // TRANS: %1$d is a profile ID (number), %2$d is a notice ID (number).
114 throw new ServerException(sprintf(_('No such profile (%1$d) for notice (%2$d).'), $this->profile_id, $this->id));
118 return $this->_profile;
121 function _setProfile($profile)
123 $this->_profile = $profile;
128 // For auditing purposes, save a record that the notice
131 // @fixme we have some cases where things get re-run and so the
133 $deleted = Deleted_notice::staticGet('id', $this->id);
136 $deleted = Deleted_notice::staticGet('uri', $this->uri);
140 $deleted = new Deleted_notice();
142 $deleted->id = $this->id;
143 $deleted->profile_id = $this->profile_id;
144 $deleted->uri = $this->uri;
145 $deleted->created = $this->created;
146 $deleted->deleted = common_sql_now();
151 if (Event::handle('NoticeDeleteRelated', array($this))) {
153 // Clear related records
155 $this->clearReplies();
156 $this->clearRepeats();
159 $this->clearGroupInboxes();
162 // NOTE: we don't clear inboxes
163 // NOTE: we don't clear queue items
166 $result = parent::delete();
168 $this->blowOnDelete();
173 * Extract #hashtags from this notice's content and save them to the database.
177 /* extract all #hastags */
178 $count = preg_match_all('/(?:^|\s)#([\pL\pN_\-\.]{1,64})/u', strtolower($this->content), $match);
183 /* Add them to the database */
184 return $this->saveKnownTags($match[1]);
188 * Record the given set of hash tags in the db for this notice.
189 * Given tag strings will be normalized and checked for dupes.
191 function saveKnownTags($hashtags)
193 //turn each into their canonical tag
194 //this is needed to remove dupes before saving e.g. #hash.tag = #hashtag
195 for($i=0; $i<count($hashtags); $i++) {
196 /* elide characters we don't want in the tag */
197 $hashtags[$i] = common_canonical_tag($hashtags[$i]);
200 foreach(array_unique($hashtags) as $hashtag) {
201 $this->saveTag($hashtag);
202 self::blow('profile:notice_ids_tagged:%d:%s', $this->profile_id, $hashtag);
208 * Record a single hash tag as associated with this notice.
209 * Tag format and uniqueness must be validated by caller.
211 function saveTag($hashtag)
213 $tag = new Notice_tag();
214 $tag->notice_id = $this->id;
215 $tag->tag = $hashtag;
216 $tag->created = $this->created;
217 $id = $tag->insert();
220 // TRANS: Server exception. %s are the error details.
221 throw new ServerException(sprintf(_('Database error inserting hashtag: %s.'),
222 $last_error->message));
226 // if it's saved, blow its cache
227 $tag->blowCache(false);
231 * Save a new notice and push it out to subscribers' inboxes.
232 * Poster's permissions are checked before sending.
234 * @param int $profile_id Profile ID of the poster
235 * @param string $content source message text; links may be shortened
236 * per current user's preference
237 * @param string $source source key ('web', 'api', etc)
238 * @param array $options Associative array of optional properties:
239 * string 'created' timestamp of notice; defaults to now
240 * int 'is_local' source/gateway ID, one of:
241 * Notice::LOCAL_PUBLIC - Local, ok to appear in public timeline
242 * Notice::REMOTE - Sent from a remote service;
243 * hide from public timeline but show in
244 * local "and friends" timelines
245 * Notice::LOCAL_NONPUBLIC - Local, but hide from public timeline
246 * Notice::GATEWAY - From another non-OStatus service;
247 * will not appear in public views
248 * float 'lat' decimal latitude for geolocation
249 * float 'lon' decimal longitude for geolocation
250 * int 'location_id' geoname identifier
251 * int 'location_ns' geoname namespace to interpret location_id
252 * int 'reply_to'; notice ID this is a reply to
253 * int 'repeat_of'; notice ID this is a repeat of
254 * string 'uri' unique ID for notice; defaults to local notice URL
255 * string 'url' permalink to notice; defaults to local notice URL
256 * string 'rendered' rendered HTML version of content
257 * array 'replies' list of profile URIs for reply delivery in
258 * place of extracting @-replies from content.
259 * array 'groups' list of group IDs to deliver to, in place of
260 * extracting ! tags from content
261 * array 'tags' list of hashtag strings to save with the notice
262 * in place of extracting # tags from content
263 * array 'urls' list of attached/referred URLs to save with the
264 * notice in place of extracting links from content
265 * boolean 'distribute' whether to distribute the notice, default true
266 * string 'object_type' URL of the associated object type (default ActivityObject::NOTE)
267 * int 'scope' Scope bitmask; default to SITE_SCOPE on private sites, 0 otherwise
269 * @fixme tag override
272 * @throws ClientException
274 static function saveNew($profile_id, $content, $source, $options=null) {
275 $defaults = array('uri' => null,
280 'distribute' => true);
282 if (!empty($options) && is_array($options)) {
283 $options = array_merge($defaults, $options);
289 if (!isset($is_local)) {
290 $is_local = Notice::LOCAL_PUBLIC;
293 $profile = Profile::staticGet('id', $profile_id);
294 $user = User::staticGet('id', $profile_id);
296 // Use the local user's shortening preferences, if applicable.
297 $final = $user->shortenLinks($content);
299 $final = common_shorten_links($content);
302 if (Notice::contentTooLong($final)) {
303 // TRANS: Client exception thrown if a notice contains too many characters.
304 throw new ClientException(_('Problem saving notice. Too long.'));
307 if (empty($profile)) {
308 // TRANS: Client exception thrown when trying to save a notice for an unknown user.
309 throw new ClientException(_('Problem saving notice. Unknown user.'));
312 if (common_config('throttle', 'enabled') && !Notice::checkEditThrottle($profile_id)) {
313 common_log(LOG_WARNING, 'Excessive posting by profile #' . $profile_id . '; throttled.');
314 // TRANS: Client exception thrown when a user tries to post too many notices in a given time frame.
315 throw new ClientException(_('Too many notices too fast; take a breather '.
316 'and post again in a few minutes.'));
319 if (common_config('site', 'dupelimit') > 0 && !Notice::checkDupes($profile_id, $final)) {
320 common_log(LOG_WARNING, 'Dupe posting by profile #' . $profile_id . '; throttled.');
321 // TRANS: Client exception thrown when a user tries to post too many duplicate notices in a given time frame.
322 throw new ClientException(_('Too many duplicate messages too quickly;'.
323 ' take a breather and post again in a few minutes.'));
326 if (!$profile->hasRight(Right::NEWNOTICE)) {
327 common_log(LOG_WARNING, "Attempted post from user disallowed to post: " . $profile->nickname);
329 // TRANS: Client exception thrown when a user tries to post while being banned.
330 throw new ClientException(_('You are banned from posting notices on this site.'), 403);
333 $notice = new Notice();
334 $notice->profile_id = $profile_id;
336 $autosource = common_config('public', 'autosource');
338 // Sandboxed are non-false, but not 1, either
340 if (!$profile->hasRight(Right::PUBLICNOTICE) ||
341 ($source && $autosource && in_array($source, $autosource))) {
342 $notice->is_local = Notice::LOCAL_NONPUBLIC;
344 $notice->is_local = $is_local;
347 if (!empty($created)) {
348 $notice->created = $created;
350 $notice->created = common_sql_now();
353 $notice->content = $final;
355 $notice->source = $source;
359 // Get the groups here so we can figure out replies and such
361 if (!isset($groups)) {
362 $groups = self::groupsFromText($notice->content, $profile);
367 // Handle repeat case
369 if (isset($repeat_of)) {
371 // Check for a private one
373 $repeat = Notice::staticGet('id', $repeat_of);
375 if (empty($repeat)) {
376 // TRANS: Client exception thrown in notice when trying to repeat a missing or deleted notice.
377 throw new ClientException(_('Cannot repeat; original notice is missing or deleted.'));
380 if ($profile->id == $repeat->profile_id) {
381 // TRANS: Client error displayed when trying to repeat an own notice.
382 throw new ClientException(_('You cannot repeat your own notice.'));
385 if ($repeat->scope != Notice::SITE_SCOPE &&
386 $repeat->scope != Notice::PUBLIC_SCOPE) {
387 // TRANS: Client error displayed when trying to repeat a non-public notice.
388 throw new ClientException(_('Cannot repeat a private notice.'), 403);
391 if (!$repeat->inScope($profile)) {
392 // The generic checks above should cover this, but let's be sure!
393 // TRANS: Client error displayed when trying to repeat a notice you cannot access.
394 throw new ClientException(_('Cannot repeat a notice you cannot read.'), 403);
397 if ($profile->hasRepeated($repeat->id)) {
398 // TRANS: Client error displayed when trying to repeat an already repeated notice.
399 throw new ClientException(_('You already repeated that notice.'));
402 $notice->repeat_of = $repeat_of;
404 $reply = self::getReplyTo($reply_to, $profile_id, $source, $final);
406 if (!empty($reply)) {
408 if (!$reply->inScope($profile)) {
409 // TRANS: Client error displayed when trying to reply to a notice a the target has no access to.
410 // TRANS: %1$s is a user nickname, %2$d is a notice ID (number).
411 throw new ClientException(sprintf(_('%1$s has no access to notice %2$d.'),
412 $profile->nickname, $reply->id), 403);
415 $notice->reply_to = $reply->id;
416 $notice->conversation = $reply->conversation;
418 // If the original is private to a group, and notice has no group specified,
419 // make it to the same group(s)
421 if (empty($groups) && ($reply->scope | Notice::GROUP_SCOPE)) {
423 $replyGroups = $reply->getGroups();
424 foreach ($replyGroups as $group) {
425 if ($profile->isMember($group)) {
426 $groups[] = $group->id;
435 if (!empty($lat) && !empty($lon)) {
440 if (!empty($location_ns) && !empty($location_id)) {
441 $notice->location_id = $location_id;
442 $notice->location_ns = $location_ns;
445 if (!empty($rendered)) {
446 $notice->rendered = $rendered;
448 $notice->rendered = common_render_content($final, $notice);
451 if (empty($object_type)) {
452 $notice->object_type = (empty($notice->reply_to)) ? ActivityObject::NOTE : ActivityObject::COMMENT;
454 $notice->object_type = $object_type;
457 if (is_null($scope)) { // 0 is a valid value
458 if (!empty($reply)) {
459 $notice->scope = $reply->scope;
461 $notice->scope = self::defaultScope();
464 $notice->scope = $scope;
467 // For private streams
469 $user = $profile->getUser();
472 if ($user->private_stream &&
473 ($notice->scope == Notice::PUBLIC_SCOPE ||
474 $notice->scope == Notice::SITE_SCOPE)) {
475 $notice->scope |= Notice::FOLLOWER_SCOPE;
479 // Force the scope for private groups
481 foreach ($groups as $groupId) {
482 $group = User_group::staticGet('id', $groupId);
483 if (!empty($group)) {
484 if ($group->force_scope) {
485 $notice->scope |= Notice::GROUP_SCOPE;
491 if (Event::handle('StartNoticeSave', array(&$notice))) {
493 // XXX: some of these functions write to the DB
495 $id = $notice->insert();
498 common_log_db_error($notice, 'INSERT', __FILE__);
499 // TRANS: Server exception thrown when a notice cannot be saved.
500 throw new ServerException(_('Problem saving notice.'));
503 // Update ID-dependent columns: URI, conversation
505 $orig = clone($notice);
510 $notice->uri = common_notice_uri($notice);
514 // If it's not part of a conversation, it's
515 // the beginning of a new conversation.
517 if (empty($notice->conversation)) {
518 $conv = Conversation::create();
519 $notice->conversation = $conv->id;
524 if (!$notice->update($orig)) {
525 common_log_db_error($notice, 'UPDATE', __FILE__);
526 // TRANS: Server exception thrown when a notice cannot be updated.
527 throw new ServerException(_('Problem saving notice.'));
533 // Clear the cache for subscribed users, so they'll update at next request
534 // XXX: someone clever could prepend instead of clearing the cache
536 $notice->blowOnInsert();
538 // Save per-notice metadata...
540 if (isset($replies)) {
541 $notice->saveKnownReplies($replies);
543 $notice->saveReplies();
547 $notice->saveKnownTags($tags);
552 // Note: groups may save tags, so must be run after tags are saved
553 // to avoid errors on duplicates.
554 // Note: groups should always be set.
556 $notice->saveKnownGroups($groups);
559 $notice->saveKnownUrls($urls);
565 // Prepare inbox delivery, may be queued to background.
566 $notice->distribute();
572 function blowOnInsert($conversation = false)
574 $this->blowStream('profile:notice_ids:%d', $this->profile_id);
576 if ($this->isPublic()) {
577 $this->blowStream('public');
580 self::blow('notice:list-ids:conversation:%s', $this->conversation);
581 self::blow('conversation::notice_count:%d', $this->conversation);
583 if (!empty($this->repeat_of)) {
584 // XXX: we should probably only use one of these
585 $this->blowStream('notice:repeats:%d', $this->repeat_of);
586 self::blow('notice:list-ids:repeat_of:%d', $this->repeat_of);
589 $original = Notice::staticGet('id', $this->repeat_of);
591 if (!empty($original)) {
592 $originalUser = User::staticGet('id', $original->profile_id);
593 if (!empty($originalUser)) {
594 $this->blowStream('user:repeats_of_me:%d', $originalUser->id);
598 $profile = Profile::staticGet($this->profile_id);
600 if (!empty($profile)) {
601 $profile->blowNoticeCount();
604 $ptags = $this->getProfileTags();
605 foreach ($ptags as $ptag) {
606 $ptag->blowNoticeStreamCache();
611 * Clear cache entries related to this notice at delete time.
612 * Necessary to avoid breaking paging on public, profile timelines.
614 function blowOnDelete()
616 $this->blowOnInsert();
618 self::blow('profile:notice_ids:%d;last', $this->profile_id);
620 if ($this->isPublic()) {
621 self::blow('public;last');
624 self::blow('fave:by_notice', $this->id);
626 if ($this->conversation) {
627 // In case we're the first, will need to calc a new root.
628 self::blow('notice:conversation_root:%d', $this->conversation);
631 $ptags = $this->getProfileTags();
632 foreach ($ptags as $ptag) {
633 $ptag->blowNoticeStreamCache(true);
637 function blowStream()
639 $c = self::memcache();
645 $args = func_get_args();
647 $format = array_shift($args);
649 $keyPart = vsprintf($format, $args);
651 $cacheKey = Cache::key($keyPart);
653 $c->delete($cacheKey);
655 // delete the "last" stream, too, if this notice is
656 // older than the top of that stream
658 $lastKey = $cacheKey.';last';
660 $lastStr = $c->get($lastKey);
662 if ($lastStr !== false) {
663 $window = explode(',', $lastStr);
664 $lastID = $window[0];
665 $lastNotice = Notice::staticGet('id', $lastID);
666 if (empty($lastNotice) // just weird
667 || strtotime($lastNotice->created) >= strtotime($this->created)) {
668 $c->delete($lastKey);
673 /** save all urls in the notice to the db
675 * follow redirects and save all available file information
676 * (mimetype, date, size, oembed, etc.)
680 function saveUrls() {
681 if (common_config('attachments', 'process_links')) {
682 common_replace_urls_callback($this->content, array($this, 'saveUrl'), $this->id);
687 * Save the given URLs as related links/attachments to the db
689 * follow redirects and save all available file information
690 * (mimetype, date, size, oembed, etc.)
694 function saveKnownUrls($urls)
696 if (common_config('attachments', 'process_links')) {
697 // @fixme validation?
698 foreach (array_unique($urls) as $url) {
699 File::processNew($url, $this->id);
707 function saveUrl($url, $notice_id) {
708 File::processNew($url, $notice_id);
711 static function checkDupes($profile_id, $content) {
712 $profile = Profile::staticGet($profile_id);
713 if (empty($profile)) {
716 $notice = $profile->getNotices(0, CachingNoticeStream::CACHE_WINDOW);
717 if (!empty($notice)) {
719 while ($notice->fetch()) {
720 if (time() - strtotime($notice->created) >= common_config('site', 'dupelimit')) {
722 } else if ($notice->content == $content) {
727 // If we get here, oldest item in cache window is not
728 // old enough for dupe limit; do direct check against DB
729 $notice = new Notice();
730 $notice->profile_id = $profile_id;
731 $notice->content = $content;
732 $threshold = common_sql_date(time() - common_config('site', 'dupelimit'));
733 $notice->whereAdd(sprintf("created > '%s'", $notice->escape($threshold)));
735 $cnt = $notice->count();
739 static function checkEditThrottle($profile_id) {
740 $profile = Profile::staticGet($profile_id);
741 if (empty($profile)) {
744 // Get the Nth notice
745 $notice = $profile->getNotices(common_config('throttle', 'count') - 1, 1);
746 if ($notice && $notice->fetch()) {
747 // If the Nth notice was posted less than timespan seconds ago
748 if (time() - strtotime($notice->created) <= common_config('throttle', 'timespan')) {
753 // Either not N notices in the stream, OR the Nth was not posted within timespan seconds
757 protected $_attachments = -1;
759 function attachments() {
761 if ($this->_attachments != -1) {
762 return $this->_attachments;
765 $f2ps = Memcached_DataObject::listGet('File_to_post', 'post_id', array($this->id));
769 foreach ($f2ps[$this->id] as $f2p) {
770 $ids[] = $f2p->file_id;
773 $files = Memcached_DataObject::multiGet('File', 'id', $ids);
775 $this->_attachments = $files->fetchAll();
777 return $this->_attachments;
780 function _setAttachments($attachments)
782 $this->_attachments = $attachments;
785 function publicStream($offset=0, $limit=20, $since_id=0, $max_id=0)
787 $stream = new PublicNoticeStream();
788 return $stream->getNotices($offset, $limit, $since_id, $max_id);
792 function conversationStream($id, $offset=0, $limit=20, $since_id=0, $max_id=0)
794 $stream = new ConversationNoticeStream($id);
796 return $stream->getNotices($offset, $limit, $since_id, $max_id);
800 * Is this notice part of an active conversation?
802 * @return boolean true if other messages exist in the same
803 * conversation, false if this is the only one
805 function hasConversation()
807 if (!empty($this->conversation)) {
808 $conversation = Notice::conversationStream(
814 if ($conversation->N > 0) {
822 * Grab the earliest notice from this conversation.
824 * @return Notice or null
826 function conversationRoot($profile=-1)
828 // XXX: can this happen?
830 if (empty($this->conversation)) {
834 // Get the current profile if not specified
836 if (is_int($profile) && $profile == -1) {
837 $profile = Profile::current();
840 // If this notice is out of scope, no root for you!
842 if (!$this->inScope($profile)) {
846 // If this isn't a reply to anything, then it's its own
849 if (empty($this->reply_to)) {
853 if (is_null($profile)) {
854 $keypart = sprintf('notice:conversation_root:%d:null', $this->id);
856 $keypart = sprintf('notice:conversation_root:%d:%d',
861 $root = self::cacheGet($keypart);
863 if ($root !== false && $root->inScope($profile)) {
869 $parent = $last->getOriginal();
870 if (!empty($parent) && $parent->inScope($profile)) {
877 } while (!empty($parent));
879 self::cacheSet($keypart, $root);
886 * Pull up a full list of local recipients who will be getting
887 * this notice in their inbox. Results will be cached, so don't
888 * change the input data wily-nilly!
890 * @param array $groups optional list of Group objects;
891 * if left empty, will be loaded from group_inbox records
892 * @param array $recipient optional list of reply profile ids
893 * if left empty, will be loaded from reply records
894 * @return array associating recipient user IDs with an inbox source constant
896 function whoGets($groups=null, $recipients=null)
898 $c = self::memcache();
901 $ni = $c->get(Cache::key('notice:who_gets:'.$this->id));
907 if (is_null($groups)) {
908 $groups = $this->getGroups();
911 if (is_null($recipients)) {
912 $recipients = $this->getReplies();
915 $users = $this->getSubscribedUsers();
916 $ptags = $this->getProfileTags();
918 // FIXME: kind of ignoring 'transitional'...
919 // we'll probably stop supporting inboxless mode
924 // Give plugins a chance to add folks in at start...
925 if (Event::handle('StartNoticeWhoGets', array($this, &$ni))) {
927 foreach ($users as $id) {
928 $ni[$id] = NOTICE_INBOX_SOURCE_SUB;
931 foreach ($groups as $group) {
932 $users = $group->getUserMembers();
933 foreach ($users as $id) {
934 if (!array_key_exists($id, $ni)) {
935 $ni[$id] = NOTICE_INBOX_SOURCE_GROUP;
940 foreach ($ptags as $ptag) {
941 $users = $ptag->getUserSubscribers();
942 foreach ($users as $id) {
943 if (!array_key_exists($id, $ni)) {
944 $user = User::staticGet('id', $id);
945 if (!$user->hasBlocked($profile)) {
946 $ni[$id] = NOTICE_INBOX_SOURCE_PROFILE_TAG;
952 foreach ($recipients as $recipient) {
953 if (!array_key_exists($recipient, $ni)) {
954 $ni[$recipient] = NOTICE_INBOX_SOURCE_REPLY;
957 // Exclude any deleted, non-local, or blocking recipients.
958 $profile = $this->getProfile();
959 $originalProfile = null;
960 if ($this->repeat_of) {
961 // Check blocks against the original notice's poster as well.
962 $original = Notice::staticGet('id', $this->repeat_of);
964 $originalProfile = $original->getProfile();
967 foreach ($ni as $id => $source) {
968 $user = User::staticGet('id', $id);
969 if (empty($user) || $user->hasBlocked($profile) ||
970 ($originalProfile && $user->hasBlocked($originalProfile))) {
976 // Give plugins a chance to filter out...
977 Event::handle('EndNoticeWhoGets', array($this, &$ni));
981 // XXX: pack this data better
982 $c->set(Cache::key('notice:who_gets:'.$this->id), $ni);
989 * Adds this notice to the inboxes of each local user who should receive
990 * it, based on author subscriptions, group memberships, and @-replies.
992 * Warning: running a second time currently will make items appear
993 * multiple times in users' inboxes.
995 * @fixme make more robust against errors
996 * @fixme break up massive deliveries to smaller background tasks
998 * @param array $groups optional list of Group objects;
999 * if left empty, will be loaded from group_inbox records
1000 * @param array $recipient optional list of reply profile ids
1001 * if left empty, will be loaded from reply records
1003 function addToInboxes($groups=null, $recipients=null)
1005 $ni = $this->whoGets($groups, $recipients);
1007 $ids = array_keys($ni);
1009 // We remove the author (if they're a local user),
1010 // since we'll have already done this in distribute()
1012 $i = array_search($this->profile_id, $ids);
1020 Inbox::bulkInsert($this->id, $ids);
1025 function getSubscribedUsers()
1029 if(common_config('db','quote_identifiers'))
1030 $user_table = '"user"';
1031 else $user_table = 'user';
1035 'FROM '. $user_table .' JOIN subscription '.
1036 'ON '. $user_table .'.id = subscription.subscriber ' .
1037 'WHERE subscription.subscribed = %d ';
1039 $user->query(sprintf($qry, $this->profile_id));
1043 while ($user->fetch()) {
1052 function getProfileTags()
1054 $profile = $this->getProfile();
1055 $list = $profile->getOtherTags($profile);
1058 while($list->fetch()) {
1059 $ptags[] = clone($list);
1066 * Record this notice to the given group inboxes for delivery.
1067 * Overrides the regular parsing of !group markup.
1069 * @param string $group_ids
1070 * @fixme might prefer URIs as identifiers, as for replies?
1071 * best with generalizations on user_group to support
1072 * remote groups better.
1074 function saveKnownGroups($group_ids)
1076 if (!is_array($group_ids)) {
1077 // TRANS: Server exception thrown when no array is provided to the method saveKnownGroups().
1078 throw new ServerException(_('Bad type provided to saveKnownGroups.'));
1082 foreach (array_unique($group_ids) as $id) {
1083 $group = User_group::staticGet('id', $id);
1085 common_log(LOG_ERR, "Local delivery to group id $id, $group->nickname");
1086 $result = $this->addToGroupInbox($group);
1088 common_log_db_error($gi, 'INSERT', __FILE__);
1091 if (common_config('group', 'addtag')) {
1092 // we automatically add a tag for every group name, too
1094 $tag = Notice_tag::pkeyGet(array('tag' => common_canonical_tag($group->nickname),
1095 'notice_id' => $this->id));
1097 if (is_null($tag)) {
1098 $this->saveTag($group->nickname);
1102 $groups[] = clone($group);
1104 common_log(LOG_ERR, "Local delivery to group id $id skipped, doesn't exist");
1112 * Parse !group delivery and record targets into group_inbox.
1113 * @return array of Group objects
1115 function saveGroups()
1117 // Don't save groups for repeats
1119 if (!empty($this->repeat_of)) {
1123 $profile = $this->getProfile();
1125 $groups = self::groupsFromText($this->content, $profile);
1127 /* Add them to the database */
1129 foreach ($groups as $group) {
1130 /* XXX: remote groups. */
1132 if (empty($group)) {
1137 if ($profile->isMember($group)) {
1139 $result = $this->addToGroupInbox($group);
1142 common_log_db_error($gi, 'INSERT', __FILE__);
1145 $groups[] = clone($group);
1152 function addToGroupInbox($group)
1154 $gi = Group_inbox::pkeyGet(array('group_id' => $group->id,
1155 'notice_id' => $this->id));
1159 $gi = new Group_inbox();
1161 $gi->group_id = $group->id;
1162 $gi->notice_id = $this->id;
1163 $gi->created = $this->created;
1165 $result = $gi->insert();
1168 common_log_db_error($gi, 'INSERT', __FILE__);
1169 // TRANS: Server exception thrown when an update for a group inbox fails.
1170 throw new ServerException(_('Problem saving group inbox.'));
1173 self::blow('user_group:notice_ids:%d', $gi->group_id);
1180 * Save reply records indicating that this notice needs to be
1181 * delivered to the local users with the given URIs.
1183 * Since this is expected to be used when saving foreign-sourced
1184 * messages, we won't deliver to any remote targets as that's the
1185 * source service's responsibility.
1187 * Mail notifications etc will be handled later.
1189 * @param array of unique identifier URIs for recipients
1191 function saveKnownReplies($uris)
1197 $sender = Profile::staticGet($this->profile_id);
1199 foreach (array_unique($uris) as $uri) {
1201 $profile = Profile::fromURI($uri);
1203 if (empty($profile)) {
1204 common_log(LOG_WARNING, "Unable to determine profile for URI '$uri'");
1208 if ($profile->hasBlocked($sender)) {
1209 common_log(LOG_INFO, "Not saving reply to profile {$profile->id} ($uri) from sender {$sender->id} because of a block.");
1213 $this->saveReply($profile->id);
1214 self::blow('reply:stream:%d', $profile->id);
1221 * Pull @-replies from this message's content in StatusNet markup format
1222 * and save reply records indicating that this message needs to be
1223 * delivered to those users.
1225 * Mail notifications to local profiles will be sent later.
1227 * @return array of integer profile IDs
1230 function saveReplies()
1232 // Don't save reply data for repeats
1234 if (!empty($this->repeat_of)) {
1238 $sender = Profile::staticGet($this->profile_id);
1242 // If it's a reply, save for the replied-to author
1244 if (!empty($this->reply_to)) {
1245 $original = $this->getOriginal();
1246 if (!empty($original)) { // that'd be weird
1247 $author = $original->getProfile();
1248 if (!empty($author)) {
1249 $this->saveReply($author->id);
1250 $replied[$author->id] = 1;
1251 self::blow('reply:stream:%d', $author->id);
1256 // @todo ideally this parser information would only
1257 // be calculated once.
1259 $mentions = common_find_mentions($this->content, $this);
1261 // store replied only for first @ (what user/notice what the reply directed,
1262 // we assume first @ is it)
1264 foreach ($mentions as $mention) {
1266 foreach ($mention['mentioned'] as $mentioned) {
1268 // skip if they're already covered
1270 if (!empty($replied[$mentioned->id])) {
1274 // Don't save replies from blocked profile to local user
1276 $mentioned_user = User::staticGet('id', $mentioned->id);
1277 if (!empty($mentioned_user) && $mentioned_user->hasBlocked($sender)) {
1281 $this->saveReply($mentioned->id);
1282 $replied[$mentioned->id] = 1;
1283 self::blow('reply:stream:%d', $mentioned->id);
1287 $recipientIds = array_keys($replied);
1289 return $recipientIds;
1292 function saveReply($profileId)
1294 $reply = new Reply();
1296 $reply->notice_id = $this->id;
1297 $reply->profile_id = $profileId;
1298 $reply->modified = $this->created;
1305 protected $_replies = -1;
1308 * Pull the complete list of @-reply targets for this notice.
1310 * @return array of integer profile ids
1312 function getReplies()
1314 if ($this->_replies != -1) {
1315 return $this->_replies;
1318 $replyMap = Memcached_DataObject::listGet('Reply', 'notice_id', array($this->id));
1322 foreach ($replyMap[$this->id] as $reply) {
1323 $ids[] = $reply->profile_id;
1326 $this->_replies = $ids;
1331 function _setReplies($replies)
1333 $this->_replies = $replies;
1337 * Pull the complete list of @-reply targets for this notice.
1339 * @return array of Profiles
1341 function getReplyProfiles()
1343 $ids = $this->getReplies();
1345 $profiles = Profile::multiGet('id', $ids);
1347 return $profiles->fetchAll();
1351 * Send e-mail notifications to local @-reply targets.
1353 * Replies must already have been saved; this is expected to be run
1354 * from the distrib queue handler.
1356 function sendReplyNotifications()
1358 // Don't send reply notifications for repeats
1360 if (!empty($this->repeat_of)) {
1364 $recipientIds = $this->getReplies();
1366 foreach ($recipientIds as $recipientId) {
1367 $user = User::staticGet('id', $recipientId);
1368 if (!empty($user)) {
1369 mail_notify_attn($user, $this);
1375 * Pull list of groups this notice needs to be delivered to,
1376 * as previously recorded by saveGroups() or saveKnownGroups().
1378 * @return array of Group objects
1381 protected $_groups = -1;
1383 function getGroups()
1385 // Don't save groups for repeats
1387 if (!empty($this->repeat_of)) {
1391 if ($this->_groups != -1)
1393 return $this->_groups;
1396 $gis = Memcached_DataObject::listGet('Group_inbox', 'notice_id', array($this->id));
1400 foreach ($gis[$this->id] as $gi)
1402 $ids[] = $gi->group_id;
1405 $groups = User_group::multiGet('id', $ids);
1407 $this->_groups = $groups->fetchAll();
1409 return $this->_groups;
1412 function _setGroups($groups)
1414 $this->_groups = $groups;
1418 * Convert a notice into an activity for export.
1420 * @param User $cur Current user
1422 * @return Activity activity object representing this Notice.
1425 function asActivity($cur)
1427 $act = self::cacheGet(Cache::codeKey('notice:as-activity:'.$this->id));
1432 $act = new Activity();
1434 if (Event::handle('StartNoticeAsActivity', array($this, &$act))) {
1436 $act->id = $this->uri;
1437 $act->time = strtotime($this->created);
1438 $act->link = $this->bestUrl();
1439 $act->content = common_xml_safe_str($this->rendered);
1440 $act->title = common_xml_safe_str($this->content);
1442 $profile = $this->getProfile();
1444 $act->actor = ActivityObject::fromProfile($profile);
1445 $act->actor->extra[] = $profile->profileInfo($cur);
1447 if ($this->repeat_of) {
1449 $repeated = Notice::staticGet('id', $this->repeat_of);
1451 $act->verb = ActivityVerb::SHARE;
1452 $act->objects[] = $repeated->asActivity($cur);
1456 $act->verb = ActivityVerb::POST;
1457 $act->objects[] = ActivityObject::fromNotice($this);
1461 // XXX: should this be handled by default processing for object entry?
1465 $tags = $this->getTags();
1467 foreach ($tags as $tag) {
1468 $cat = new AtomCategory();
1471 $act->categories[] = $cat;
1475 // XXX: use Atom Media and/or File activity objects instead
1477 $attachments = $this->attachments();
1479 foreach ($attachments as $attachment) {
1480 $enclosure = $attachment->getEnclosure();
1482 $act->enclosures[] = $enclosure;
1486 $ctx = new ActivityContext();
1488 if (!empty($this->reply_to)) {
1489 $reply = Notice::staticGet('id', $this->reply_to);
1490 if (!empty($reply)) {
1491 $ctx->replyToID = $reply->uri;
1492 $ctx->replyToUrl = $reply->bestUrl();
1496 $ctx->location = $this->getLocation();
1500 if (!empty($this->conversation)) {
1501 $conv = Conversation::staticGet('id', $this->conversation);
1502 if (!empty($conv)) {
1503 $ctx->conversation = $conv->uri;
1507 $reply_ids = $this->getReplies();
1509 foreach ($reply_ids as $id) {
1510 $rprofile = Profile::staticGet('id', $id);
1511 if (!empty($rprofile)) {
1512 $ctx->attention[] = $rprofile->getUri();
1516 $groups = $this->getGroups();
1518 foreach ($groups as $group) {
1519 $ctx->attention[] = $group->getUri();
1522 // XXX: deprecated; use ActivityVerb::SHARE instead
1526 if (!empty($this->repeat_of)) {
1527 $repeat = Notice::staticGet('id', $this->repeat_of);
1528 $ctx->forwardID = $repeat->uri;
1529 $ctx->forwardUrl = $repeat->bestUrl();
1532 $act->context = $ctx;
1536 $atom_feed = $profile->getAtomFeed();
1538 if (!empty($atom_feed)) {
1540 $act->source = new ActivitySource();
1542 // XXX: we should store the actual feed ID
1544 $act->source->id = $atom_feed;
1546 // XXX: we should store the actual feed title
1548 $act->source->title = $profile->getBestName();
1550 $act->source->links['alternate'] = $profile->profileurl;
1551 $act->source->links['self'] = $atom_feed;
1553 $act->source->icon = $profile->avatarUrl(AVATAR_PROFILE_SIZE);
1555 $notice = $profile->getCurrentNotice();
1557 if (!empty($notice)) {
1558 $act->source->updated = self::utcDate($notice->created);
1561 $user = User::staticGet('id', $profile->id);
1563 if (!empty($user)) {
1564 $act->source->links['license'] = common_config('license', 'url');
1568 if ($this->isLocal()) {
1569 $act->selfLink = common_local_url('ApiStatusesShow', array('id' => $this->id,
1570 'format' => 'atom'));
1571 $act->editLink = $act->selfLink;
1574 Event::handle('EndNoticeAsActivity', array($this, &$act));
1577 self::cacheSet(Cache::codeKey('notice:as-activity:'.$this->id), $act);
1582 // This has gotten way too long. Needs to be sliced up into functional bits
1583 // or ideally exported to a utility class.
1585 function asAtomEntry($namespace=false,
1590 $act = $this->asActivity($cur);
1591 $act->extra[] = $this->noticeInfo($cur);
1592 return $act->asString($namespace, $author, $source);
1596 * Extra notice info for atom entries
1598 * Clients use some extra notice info in the atom stream.
1599 * This gives it to them.
1601 * @param User $cur Current user
1603 * @return array representation of <statusnet:notice_info> element
1606 function noticeInfo($cur)
1608 // local notice ID (useful to clients for ordering)
1610 $noticeInfoAttr = array('local_id' => $this->id);
1614 $ns = $this->getSource();
1617 $noticeInfoAttr['source'] = $ns->code;
1618 if (!empty($ns->url)) {
1619 $noticeInfoAttr['source_link'] = $ns->url;
1620 if (!empty($ns->name)) {
1621 $noticeInfoAttr['source'] = '<a href="'
1622 . htmlspecialchars($ns->url)
1623 . '" rel="nofollow">'
1624 . htmlspecialchars($ns->name)
1630 // favorite and repeated
1633 $noticeInfoAttr['favorite'] = ($cur->hasFave($this)) ? "true" : "false";
1634 $cp = $cur->getProfile();
1635 $noticeInfoAttr['repeated'] = ($cp->hasRepeated($this->id)) ? "true" : "false";
1638 if (!empty($this->repeat_of)) {
1639 $noticeInfoAttr['repeat_of'] = $this->repeat_of;
1642 return array('statusnet:notice_info', $noticeInfoAttr, null);
1646 * Returns an XML string fragment with a reference to a notice as an
1647 * Activity Streams noun object with the given element type.
1649 * Assumes that 'activity' namespace has been previously defined.
1651 * @param string $element one of 'subject', 'object', 'target'
1655 function asActivityNoun($element)
1657 $noun = ActivityObject::fromNotice($this);
1658 return $noun->asString('activity:' . $element);
1663 if (!empty($this->url)) {
1665 } else if (!empty($this->uri) && preg_match('/^https?:/', $this->uri)) {
1668 return common_local_url('shownotice',
1669 array('notice' => $this->id));
1675 * Determine which notice, if any, a new notice is in reply to.
1677 * For conversation tracking, we try to see where this notice fits
1678 * in the tree. Rough algorithm is:
1680 * if (reply_to is set and valid) {
1682 * } else if ((source not API or Web) and (content starts with "T NAME" or "@name ")) {
1683 * return ID of last notice by initial @name in content;
1686 * Note that all @nickname instances will still be used to save "reply" records,
1687 * so the notice shows up in the mentioned users' "replies" tab.
1689 * @param integer $reply_to ID passed in by Web or API
1690 * @param integer $profile_id ID of author
1691 * @param string $source Source tag, like 'web' or 'gwibber'
1692 * @param string $content Final notice content
1694 * @return integer ID of replied-to notice, or null for not a reply.
1697 static function getReplyTo($reply_to, $profile_id, $source, $content)
1699 static $lb = array('xmpp', 'mail', 'sms', 'omb');
1701 // If $reply_to is specified, we check that it exists, and then
1702 // return it if it does
1704 if (!empty($reply_to)) {
1705 $reply_notice = Notice::staticGet('id', $reply_to);
1706 if (!empty($reply_notice)) {
1707 return $reply_notice;
1711 // If it's not a "low bandwidth" source (one where you can't set
1712 // a reply_to argument), we return. This is mostly web and API
1715 if (!in_array($source, $lb)) {
1719 // Is there an initial @ or T?
1721 if (preg_match('/^T ([A-Z0-9]{1,64}) /', $content, $match) ||
1722 preg_match('/^@([a-z0-9]{1,64})\s+/', $content, $match)) {
1723 $nickname = common_canonical_nickname($match[1]);
1728 // Figure out who that is.
1730 $sender = Profile::staticGet('id', $profile_id);
1731 if (empty($sender)) {
1735 $recipient = common_relative_profile($sender, $nickname, common_sql_now());
1737 if (empty($recipient)) {
1741 // Get their last notice
1743 $last = $recipient->getCurrentNotice();
1745 if (!empty($last)) {
1752 static function maxContent()
1754 $contentlimit = common_config('notice', 'contentlimit');
1755 // null => use global limit (distinct from 0!)
1756 if (is_null($contentlimit)) {
1757 $contentlimit = common_config('site', 'textlimit');
1759 return $contentlimit;
1762 static function contentTooLong($content)
1764 $contentlimit = self::maxContent();
1765 return ($contentlimit > 0 && !empty($content) && (mb_strlen($content) > $contentlimit));
1768 function getLocation()
1772 if (!empty($this->location_id) && !empty($this->location_ns)) {
1773 $location = Location::fromId($this->location_id, $this->location_ns);
1776 if (is_null($location)) { // no ID, or Location::fromId() failed
1777 if (!empty($this->lat) && !empty($this->lon)) {
1778 $location = Location::fromLatLon($this->lat, $this->lon);
1786 * Convenience function for posting a repeat of an existing message.
1788 * @param int $repeater_id: profile ID of user doing the repeat
1789 * @param string $source: posting source key, eg 'web', 'api', etc
1792 * @throws Exception on failure or permission problems
1794 function repeat($repeater_id, $source)
1796 $author = Profile::staticGet('id', $this->profile_id);
1798 // TRANS: Message used to repeat a notice. RT is the abbreviation of 'retweet'.
1799 // TRANS: %1$s is the repeated user's name, %2$s is the repeated notice.
1800 $content = sprintf(_('RT @%1$s %2$s'),
1804 $maxlen = common_config('site', 'textlimit');
1805 if ($maxlen > 0 && mb_strlen($content) > $maxlen) {
1806 // Web interface and current Twitter API clients will
1807 // pull the original notice's text, but some older
1808 // clients and RSS/Atom feeds will see this trimmed text.
1810 // Unfortunately this is likely to lose tags or URLs
1811 // at the end of long notices.
1812 $content = mb_substr($content, 0, $maxlen - 4) . ' ...';
1815 // Scope is same as this one's
1817 return self::saveNew($repeater_id,
1820 array('repeat_of' => $this->id,
1821 'scope' => $this->scope));
1824 // These are supposed to be in chron order!
1826 function repeatStream($limit=100)
1828 $cache = Cache::instance();
1830 if (empty($cache)) {
1831 $ids = $this->_repeatStreamDirect($limit);
1833 $idstr = $cache->get(Cache::key('notice:repeats:'.$this->id));
1834 if ($idstr !== false) {
1835 if (empty($idstr)) {
1838 $ids = explode(',', $idstr);
1841 $ids = $this->_repeatStreamDirect(100);
1842 $cache->set(Cache::key('notice:repeats:'.$this->id), implode(',', $ids));
1845 // We do a max of 100, so slice down to limit
1846 $ids = array_slice($ids, 0, $limit);
1850 return NoticeStream::getStreamByIds($ids);
1853 function _repeatStreamDirect($limit)
1855 $notice = new Notice();
1857 $notice->selectAdd(); // clears it
1858 $notice->selectAdd('id');
1860 $notice->repeat_of = $this->id;
1862 $notice->orderBy('created, id'); // NB: asc!
1864 if (!is_null($limit)) {
1865 $notice->limit(0, $limit);
1868 return $notice->fetchAll('id');
1871 function locationOptions($lat, $lon, $location_id, $location_ns, $profile = null)
1875 if (!empty($location_id) && !empty($location_ns)) {
1876 $options['location_id'] = $location_id;
1877 $options['location_ns'] = $location_ns;
1879 $location = Location::fromId($location_id, $location_ns);
1881 if (!empty($location)) {
1882 $options['lat'] = $location->lat;
1883 $options['lon'] = $location->lon;
1886 } else if (!empty($lat) && !empty($lon)) {
1887 $options['lat'] = $lat;
1888 $options['lon'] = $lon;
1890 $location = Location::fromLatLon($lat, $lon);
1892 if (!empty($location)) {
1893 $options['location_id'] = $location->location_id;
1894 $options['location_ns'] = $location->location_ns;
1896 } else if (!empty($profile)) {
1897 if (isset($profile->lat) && isset($profile->lon)) {
1898 $options['lat'] = $profile->lat;
1899 $options['lon'] = $profile->lon;
1902 if (isset($profile->location_id) && isset($profile->location_ns)) {
1903 $options['location_id'] = $profile->location_id;
1904 $options['location_ns'] = $profile->location_ns;
1911 function clearReplies()
1913 $replyNotice = new Notice();
1914 $replyNotice->reply_to = $this->id;
1916 //Null any notices that are replies to this notice
1918 if ($replyNotice->find()) {
1919 while ($replyNotice->fetch()) {
1920 $orig = clone($replyNotice);
1921 $replyNotice->reply_to = null;
1922 $replyNotice->update($orig);
1928 $reply = new Reply();
1929 $reply->notice_id = $this->id;
1931 if ($reply->find()) {
1932 while($reply->fetch()) {
1933 self::blow('reply:stream:%d', $reply->profile_id);
1941 function clearFiles()
1943 $f2p = new File_to_post();
1945 $f2p->post_id = $this->id;
1948 while ($f2p->fetch()) {
1952 // FIXME: decide whether to delete File objects
1953 // ...and related (actual) files
1956 function clearRepeats()
1958 $repeatNotice = new Notice();
1959 $repeatNotice->repeat_of = $this->id;
1961 //Null any notices that are repeats of this notice
1963 if ($repeatNotice->find()) {
1964 while ($repeatNotice->fetch()) {
1965 $orig = clone($repeatNotice);
1966 $repeatNotice->repeat_of = null;
1967 $repeatNotice->update($orig);
1972 function clearFaves()
1975 $fave->notice_id = $this->id;
1977 if ($fave->find()) {
1978 while ($fave->fetch()) {
1979 self::blow('fave:ids_by_user_own:%d', $fave->user_id);
1980 self::blow('fave:ids_by_user_own:%d;last', $fave->user_id);
1981 self::blow('fave:ids_by_user:%d', $fave->user_id);
1982 self::blow('fave:ids_by_user:%d;last', $fave->user_id);
1990 function clearTags()
1992 $tag = new Notice_tag();
1993 $tag->notice_id = $this->id;
1996 while ($tag->fetch()) {
1997 self::blow('profile:notice_ids_tagged:%d:%s', $this->profile_id, Cache::keyize($tag->tag));
1998 self::blow('profile:notice_ids_tagged:%d:%s;last', $this->profile_id, Cache::keyize($tag->tag));
1999 self::blow('notice_tag:notice_ids:%s', Cache::keyize($tag->tag));
2000 self::blow('notice_tag:notice_ids:%s;last', Cache::keyize($tag->tag));
2008 function clearGroupInboxes()
2010 $gi = new Group_inbox();
2012 $gi->notice_id = $this->id;
2015 while ($gi->fetch()) {
2016 self::blow('user_group:notice_ids:%d', $gi->group_id);
2024 function distribute()
2026 // We always insert for the author so they don't
2028 Event::handle('StartNoticeDistribute', array($this));
2030 $user = User::staticGet('id', $this->profile_id);
2031 if (!empty($user)) {
2032 Inbox::insertNotice($user->id, $this->id);
2035 if (common_config('queue', 'inboxes')) {
2036 // If there's a failure, we want to _force_
2037 // distribution at this point.
2039 $qm = QueueManager::get();
2040 $qm->enqueue($this, 'distrib');
2041 } catch (Exception $e) {
2042 // If the exception isn't transient, this
2043 // may throw more exceptions as DQH does
2044 // its own enqueueing. So, we ignore them!
2046 $handler = new DistribQueueHandler();
2047 $handler->handle($this);
2048 } catch (Exception $e) {
2049 common_log(LOG_ERR, "emergency redistribution resulted in " . $e->getMessage());
2051 // Re-throw so somebody smarter can handle it.
2055 $handler = new DistribQueueHandler();
2056 $handler->handle($this);
2062 $result = parent::insert();
2065 // Profile::hasRepeated() abuses pkeyGet(), so we
2066 // have to clear manually
2067 if (!empty($this->repeat_of)) {
2068 $c = self::memcache();
2070 $ck = self::multicacheKey('Notice',
2071 array('profile_id' => $this->profile_id,
2072 'repeat_of' => $this->repeat_of));
2082 * Get the source of the notice
2084 * @return Notice_source $ns A notice source object. 'code' is the only attribute
2085 * guaranteed to be populated.
2087 function getSource()
2089 $ns = new Notice_source();
2090 if (!empty($this->source)) {
2091 switch ($this->source) {
2098 $ns->code = $this->source;
2101 $ns = Notice_source::staticGet($this->source);
2103 $ns = new Notice_source();
2104 $ns->code = $this->source;
2105 $app = Oauth_application::staticGet('name', $this->source);
2107 $ns->name = $app->name;
2108 $ns->url = $app->source_url;
2118 * Determine whether the notice was locally created
2120 * @return boolean locality
2123 public function isLocal()
2125 return ($this->is_local == Notice::LOCAL_PUBLIC ||
2126 $this->is_local == Notice::LOCAL_NONPUBLIC);
2130 * Get the list of hash tags saved with this notice.
2132 * @return array of strings
2134 public function getTags()
2138 $keypart = sprintf('notice:tags:%d', $this->id);
2140 $tagstr = self::cacheGet($keypart);
2142 if ($tagstr !== false) {
2143 $tags = explode(',', $tagstr);
2145 $tag = new Notice_tag();
2146 $tag->notice_id = $this->id;
2148 while ($tag->fetch()) {
2149 $tags[] = $tag->tag;
2152 self::cacheSet($keypart, implode(',', $tags));
2158 static private function utcDate($dt)
2160 $dateStr = date('d F Y H:i:s', strtotime($dt));
2161 $d = new DateTime($dateStr, new DateTimeZone('UTC'));
2162 return $d->format(DATE_W3C);
2166 * Look up the creation timestamp for a given notice ID, even
2167 * if it's been deleted.
2170 * @return mixed string recorded creation timestamp, or false if can't be found
2172 public static function getAsTimestamp($id)
2178 $notice = Notice::staticGet('id', $id);
2180 return $notice->created;
2183 $deleted = Deleted_notice::staticGet('id', $id);
2185 return $deleted->created;
2192 * Build an SQL 'where' fragment for timestamp-based sorting from a since_id
2193 * parameter, matching notices posted after the given one (exclusive).
2195 * If the referenced notice can't be found, will return false.
2198 * @param string $idField
2199 * @param string $createdField
2200 * @return mixed string or false if no match
2202 public static function whereSinceId($id, $idField='id', $createdField='created')
2204 $since = Notice::getAsTimestamp($id);
2206 return sprintf("($createdField = '%s' and $idField > %d) or ($createdField > '%s')", $since, $id, $since);
2212 * Build an SQL 'where' fragment for timestamp-based sorting from a since_id
2213 * parameter, matching notices posted after the given one (exclusive), and
2214 * if necessary add it to the data object's query.
2216 * @param DB_DataObject $obj
2218 * @param string $idField
2219 * @param string $createdField
2220 * @return mixed string or false if no match
2222 public static function addWhereSinceId(DB_DataObject $obj, $id, $idField='id', $createdField='created')
2224 $since = self::whereSinceId($id, $idField, $createdField);
2226 $obj->whereAdd($since);
2231 * Build an SQL 'where' fragment for timestamp-based sorting from a max_id
2232 * parameter, matching notices posted before the given one (inclusive).
2234 * If the referenced notice can't be found, will return false.
2237 * @param string $idField
2238 * @param string $createdField
2239 * @return mixed string or false if no match
2241 public static function whereMaxId($id, $idField='id', $createdField='created')
2243 $max = Notice::getAsTimestamp($id);
2245 return sprintf("($createdField < '%s') or ($createdField = '%s' and $idField <= %d)", $max, $max, $id);
2251 * Build an SQL 'where' fragment for timestamp-based sorting from a max_id
2252 * parameter, matching notices posted before the given one (inclusive), and
2253 * if necessary add it to the data object's query.
2255 * @param DB_DataObject $obj
2257 * @param string $idField
2258 * @param string $createdField
2259 * @return mixed string or false if no match
2261 public static function addWhereMaxId(DB_DataObject $obj, $id, $idField='id', $createdField='created')
2263 $max = self::whereMaxId($id, $idField, $createdField);
2265 $obj->whereAdd($max);
2271 if (common_config('public', 'localonly')) {
2272 return ($this->is_local == Notice::LOCAL_PUBLIC);
2274 return (($this->is_local != Notice::LOCAL_NONPUBLIC) &&
2275 ($this->is_local != Notice::GATEWAY));
2280 * Check that the given profile is allowed to read, respond to, or otherwise
2281 * act on this notice.
2283 * The $scope member is a bitmask of scopes, representing a logical AND of the
2284 * scope requirement. So, 0x03 (Notice::ADDRESSEE_SCOPE | Notice::SITE_SCOPE) means
2285 * "only visible to people who are mentioned in the notice AND are users on this site."
2286 * Users on the site who are not mentioned in the notice will not be able to see the
2289 * @param Profile $profile The profile to check; pass null to check for public/unauthenticated users.
2291 * @return boolean whether the profile is in the notice's scope
2293 function inScope($profile)
2295 if (is_null($profile)) {
2296 $keypart = sprintf('notice:in-scope-for:%d:null', $this->id);
2298 $keypart = sprintf('notice:in-scope-for:%d:%d', $this->id, $profile->id);
2301 $result = self::cacheGet($keypart);
2303 if ($result === false) {
2304 $bResult = $this->_inScope($profile);
2305 $result = ($bResult) ? 1 : 0;
2306 self::cacheSet($keypart, $result, 0, 300);
2309 return ($result == 1) ? true : false;
2312 protected function _inScope($profile)
2314 // If there's no scope, anyone (even anon) is in scope.
2316 if ($this->scope == 0) {
2320 // If there's scope, anon cannot be in scope
2322 if (empty($profile)) {
2326 // Author is always in scope
2328 if ($this->profile_id == $profile->id) {
2332 // Only for users on this site
2334 if ($this->scope & Notice::SITE_SCOPE) {
2335 $user = $profile->getUser();
2341 // Only for users mentioned in the notice
2343 if ($this->scope & Notice::ADDRESSEE_SCOPE) {
2345 $repl = Reply::pkeyGet(array('notice_id' => $this->id,
2346 'profile_id' => $profile->id));
2353 // Only for members of the given group
2355 if ($this->scope & Notice::GROUP_SCOPE) {
2357 // XXX: just query for the single membership
2359 $groups = $this->getGroups();
2363 foreach ($groups as $group) {
2364 if ($profile->isMember($group)) {
2375 // Only for followers of the author
2377 if ($this->scope & Notice::FOLLOWER_SCOPE) {
2378 $author = $this->getProfile();
2379 if (!Subscription::exists($profile, $author)) {
2387 static function groupsFromText($text, $profile)
2391 /* extract all !group */
2392 $count = preg_match_all('/(?:^|\s)!(' . Nickname::DISPLAY_FMT . ')/',
2400 foreach (array_unique($match[1]) as $nickname) {
2401 $group = User_group::getForNickname($nickname, $profile);
2402 if (!empty($group) && $profile->isMember($group)) {
2403 $groups[] = $group->id;
2410 protected $_original = -1;
2412 function getOriginal()
2414 if (is_int($this->_original) && $this->_original == -1) {
2415 if (empty($this->reply_to)) {
2416 $this->_original = null;
2418 $this->_original = Notice::staticGet('id', $this->reply_to);
2421 return $this->_original;
2425 * Magic function called at serialize() time.
2427 * We use this to drop a couple process-specific references
2428 * from DB_DataObject which can cause trouble in future
2431 * @return array of variable names to include in serialization.
2436 $vars = parent::__sleep();
2437 $skip = array('_original', '_profile', '_groups', '_attachments', '_faves', '_replies', '_repeats');
2438 return array_diff($vars, $skip);
2441 static function defaultScope()
2443 $scope = common_config('notice', 'defaultscope');
2444 if (is_null($scope)) {
2445 if (common_config('site', 'private')) {
2454 static function fillProfiles($notices)
2456 $map = self::getProfiles($notices);
2458 foreach ($notices as $notice) {
2459 if (array_key_exists($notice->profile_id, $map)) {
2460 $notice->_setProfile($map[$notice->profile_id]);
2464 return array_values($map);
2467 static function getProfiles(&$notices)
2470 foreach ($notices as $notice) {
2471 $ids[] = $notice->profile_id;
2474 $ids = array_unique($ids);
2476 return Memcached_DataObject::pivotGet('Profile', 'id', $ids);
2479 static function fillGroups(&$notices)
2481 $ids = self::_idsOf($notices);
2483 $gis = Memcached_DataObject::listGet('Group_inbox', 'notice_id', $ids);
2487 foreach ($gis as $id => $gi)
2491 $gids[] = $g->group_id;
2495 $gids = array_unique($gids);
2497 $group = Memcached_DataObject::pivotGet('User_group', 'id', $gids);
2499 foreach ($notices as $notice)
2502 $gi = $gis[$notice->id];
2503 foreach ($gi as $g) {
2504 $grps[] = $group[$g->group_id];
2506 $notice->_setGroups($grps);
2510 static function _idsOf(&$notices)
2513 foreach ($notices as $notice) {
2514 $ids[] = $notice->id;
2516 $ids = array_unique($ids);
2520 static function fillAttachments(&$notices)
2522 $ids = self::_idsOf($notices);
2524 $f2pMap = Memcached_DataObject::listGet('File_to_post', 'post_id', $ids);
2528 foreach ($f2pMap as $noticeId => $f2ps) {
2529 foreach ($f2ps as $f2p) {
2530 $fileIds[] = $f2p->file_id;
2534 $fileIds = array_unique($fileIds);
2536 $fileMap = Memcached_DataObject::pivotGet('File', 'id', $fileIds);
2538 foreach ($notices as $notice)
2541 $f2ps = $f2pMap[$notice->id];
2542 foreach ($f2ps as $f2p) {
2543 $files[] = $fileMap[$f2p->file_id];
2545 $notice->_setAttachments($files);
2552 * All faves of this notice
2554 * @return array Array of Fave objects
2559 if (isset($this->_faves) && is_array($this->_faves)) {
2560 return $this->_faves;
2562 $faveMap = Memcached_DataObject::listGet('Fave', 'notice_id', array($this->id));
2563 $this->_faves = $faveMap[$this->id];
2564 return $this->_faves;
2567 function _setFaves(&$faves)
2569 $this->_faves = $faves;
2572 static function fillFaves(&$notices)
2574 $ids = self::_idsOf($notices);
2575 $faveMap = Memcached_DataObject::listGet('Fave', 'notice_id', $ids);
2578 foreach ($faveMap as $id => $faves) {
2579 $cnt += count($faves);
2580 if (count($faves) > 0) {
2584 foreach ($notices as $notice) {
2585 $notice->_setFaves($faveMap[$notice->id]);
2589 static function fillReplies(&$notices)
2591 $ids = self::_idsOf($notices);
2592 $replyMap = Memcached_DataObject::listGet('Reply', 'notice_id', $ids);
2593 foreach ($notices as $notice) {
2594 $replies = $replyMap[$notice->id];
2596 foreach ($replies as $reply) {
2597 $ids[] = $reply->profile_id;
2599 $notice->_setReplies($ids);
2603 protected $_repeats;
2605 function getRepeats()
2607 if (isset($this->_repeats) && is_array($this->_repeats)) {
2608 return $this->_repeats;
2610 $repeatMap = Memcached_DataObject::listGet('Notice', 'repeat_of', array($this->id));
2611 $this->_repeats = $repeatMap[$this->id];
2612 return $this->_repeats;
2615 function _setRepeats(&$repeats)
2617 $this->_repeats = $repeats;
2620 static function fillRepeats(&$notices)
2622 $ids = self::_idsOf($notices);
2623 $repeatMap = Memcached_DataObject::listGet('Notice', 'repeat_of', $ids);
2624 foreach ($notices as $notice) {
2625 $notice->_setRepeats($repeatMap[$notice->id]);