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 * @author Mikael Nordfeldth <mmn@hethane.se>
33 * @copyright 2009 Free Software Foundation, Inc http://www.fsf.org
34 * @license GNU Affero General Public License http://www.gnu.org/licenses/
37 if (!defined('GNUSOCIAL')) { exit(1); }
40 * Table Definition for notice
43 /* We keep 200 notices, the max number of notices available per API request,
44 * in the memcached cache. */
46 define('NOTICE_CACHE_WINDOW', CachingNoticeStream::CACHE_WINDOW);
48 define('MAX_BOXCARS', 128);
50 class Notice extends Managed_DataObject
53 /* the code below is auto generated do not remove the above tag */
55 public $__table = 'notice'; // table name
56 public $id; // int(4) primary_key not_null
57 public $profile_id; // int(4) multiple_key not_null
58 public $uri; // varchar(191) unique_key not 255 because utf8mb4 takes more space
59 public $content; // text
60 public $rendered; // text
61 public $url; // varchar(191) not 255 because utf8mb4 takes more space
62 public $created; // datetime multiple_key not_null default_0000-00-00%2000%3A00%3A00
63 public $modified; // timestamp not_null default_CURRENT_TIMESTAMP
64 public $reply_to; // int(4)
65 public $is_local; // int(4)
66 public $source; // varchar(32)
67 public $conversation; // int(4)
68 public $repeat_of; // int(4)
69 public $verb; // varchar(191) not 255 because utf8mb4 takes more space
70 public $object_type; // varchar(191) not 255 because utf8mb4 takes more space
71 public $scope; // int(4)
73 /* the code above is auto generated do not remove the tag below */
76 public static function schemaDef()
80 'id' => array('type' => 'serial', 'not null' => true, 'description' => 'unique identifier'),
81 'profile_id' => array('type' => 'int', 'not null' => true, 'description' => 'who made the update'),
82 'uri' => array('type' => 'varchar', 'length' => 191, 'description' => 'universally unique identifier, usually a tag URI'),
83 'content' => array('type' => 'text', 'description' => 'update content', 'collate' => 'utf8mb4_general_ci'),
84 'rendered' => array('type' => 'text', 'description' => 'HTML version of the content'),
85 'url' => array('type' => 'varchar', 'length' => 191, 'description' => 'URL of any attachment (image, video, bookmark, whatever)'),
86 'created' => array('type' => 'datetime', 'not null' => true, 'description' => 'date this record was created'),
87 'modified' => array('type' => 'timestamp', 'not null' => true, 'description' => 'date this record was modified'),
88 'reply_to' => array('type' => 'int', 'description' => 'notice replied to (usually a guess)'),
89 'is_local' => array('type' => 'int', 'size' => 'tiny', 'default' => 0, 'description' => 'notice was generated by a user'),
90 'source' => array('type' => 'varchar', 'length' => 32, 'description' => 'source of comment, like "web", "im", or "clientname"'),
91 'conversation' => array('type' => 'int', 'description' => 'id of root notice in this conversation'),
92 'repeat_of' => array('type' => 'int', 'description' => 'notice this is a repeat of'),
93 'object_type' => array('type' => 'varchar', 'length' => 191, 'description' => 'URI representing activity streams object type', 'default' => null),
94 'verb' => array('type' => 'varchar', 'length' => 191, 'description' => 'URI representing activity streams verb', 'default' => 'http://activitystrea.ms/schema/1.0/post'),
95 'scope' => array('type' => 'int',
96 'description' => 'bit map for distribution scope; 0 = everywhere; 1 = this server only; 2 = addressees; 4 = followers; null = default'),
98 'primary key' => array('id'),
99 'unique keys' => array(
100 'notice_uri_key' => array('uri'),
102 'foreign keys' => array(
103 'notice_profile_id_fkey' => array('profile', array('profile_id' => 'id')),
104 'notice_reply_to_fkey' => array('notice', array('reply_to' => 'id')),
105 'notice_conversation_fkey' => array('conversation', array('conversation' => 'id')), # note... used to refer to notice.id
106 'notice_repeat_of_fkey' => array('notice', array('repeat_of' => 'id')), # @fixme: what about repeats of deleted notices?
109 'notice_created_id_is_local_idx' => array('created', 'id', 'is_local'),
110 'notice_profile_id_idx' => array('profile_id', 'created', 'id'),
111 'notice_repeat_of_created_id_idx' => array('repeat_of', 'created', 'id'),
112 'notice_conversation_created_id_idx' => array('conversation', 'created', 'id'),
113 'notice_verb_idx' => array('verb'),
114 'notice_replyto_idx' => array('reply_to')
118 if (common_config('search', 'type') == 'fulltext') {
119 $def['fulltext indexes'] = array('content' => array('content'));
126 const LOCAL_PUBLIC = 1;
128 const LOCAL_NONPUBLIC = -1;
131 const PUBLIC_SCOPE = 0; // Useful fake constant
132 const SITE_SCOPE = 1;
133 const ADDRESSEE_SCOPE = 2;
134 const GROUP_SCOPE = 4;
135 const FOLLOWER_SCOPE = 8;
137 protected $_profile = array();
140 * Will always return a profile, if anything fails it will
141 * (through _setProfile) throw a NoProfileException.
143 public function getProfile()
145 if (!isset($this->_profile[$this->profile_id])) {
146 // We could've sent getKV directly to _setProfile, but occasionally we get
147 // a "false" (instead of null), likely because it indicates a cache miss.
148 $profile = Profile::getKV('id', $this->profile_id);
149 $this->_setProfile($profile instanceof Profile ? $profile : null);
151 return $this->_profile[$this->profile_id];
154 public function _setProfile(Profile $profile=null)
156 if (!$profile instanceof Profile) {
157 throw new NoProfileException($this->profile_id);
159 $this->_profile[$this->profile_id] = $profile;
162 public function deleteAs(Profile $actor, $delete_event=true)
164 if (!$this->getProfile()->sameAs($actor) && !$actor->hasRight(Right::DELETEOTHERSNOTICE)) {
165 throw new AuthorizationException(_('You are not allowed to delete another user\'s notice.'));
168 if (Event::handle('NoticeDeleteRelated', array($this))) {
169 // Clear related records
170 $this->clearReplies();
171 $this->clearLocation();
172 $this->clearRepeats();
174 $this->clearGroupInboxes();
176 $this->clearAttentions();
177 // NOTE: we don't clear queue items
181 if (!$delete_event || Event::handle('DeleteNoticeAsProfile', array($this, $actor, &$result))) {
182 // If $delete_event is true, we run the event. If the Event then
183 // returns false it is assumed everything was handled properly
184 // and the notice was deleted.
185 $result = $this->delete();
190 public function delete($useWhere=false)
192 $result = parent::delete($useWhere);
194 $this->blowOnDelete();
198 public function getUri()
204 * Get a Notice object by URI. Will call external plugins for help
205 * using the event StartGetNoticeFromURI.
207 * @param string $uri A unique identifier for a resource (notice in this case)
209 static function fromUri($uri)
213 if (Event::handle('StartGetNoticeFromUri', array($uri, &$notice))) {
214 $notice = Notice::getKV('uri', $uri);
215 Event::handle('EndGetNoticeFromUri', array($uri, $notice));
218 if (!$notice instanceof Notice) {
219 throw new UnknownUriException($uri);
226 * @param $root boolean If true, link to just the conversation root.
228 * @return URL to conversation
230 public function getConversationUrl($anchor=true)
232 return Conversation::getUrlFromNotice($this, $anchor);
236 * Get the local representation URL of this notice.
238 public function getLocalUrl()
240 return common_local_url('shownotice', array('notice' => $this->id), null, null, false);
243 public function getTitle()
246 if (Event::handle('GetNoticeTitle', array($this, &$title))) {
247 // TRANS: Title of a notice posted without a title value.
248 // TRANS: %1$s is a user name, %2$s is the notice creation date/time.
249 $title = sprintf(_('%1$s\'s status on %2$s'),
250 $this->getProfile()->getFancyName(),
251 common_exact_date($this->created));
256 public function getContent()
258 return $this->content;
261 public function getRendered()
263 if (is_null($this->rendered) || $this->rendered === '') {
264 // update to include rendered content on-the-fly, so we don't have to have a fix-up script in upgrade.php
265 common_debug('Rendering notice '.$this->getID().' as it had no rendered HTML content.');
266 $orig = clone($this);
267 $this->rendered = common_render_content($this->getContent(),
269 $this->hasParent() ? $this->getParent() : null);
270 $this->update($orig);
272 return $this->rendered;
275 public function getCreated()
277 return $this->created;
281 * Get the original representation URL of this notice.
283 * @param boolean $fallback Whether to fall back to generate a local URL or throw InvalidUrlException
285 public function getUrl($fallback=false)
287 // The risk is we start having empty urls and non-http uris...
288 // and we can't really handle any other protocol right now.
290 case $this->isLocal():
291 return common_local_url('shownotice', array('notice' => $this->getID()), null, null, false);
292 case common_valid_http_url($this->url): // should we allow non-http/https URLs?
294 case common_valid_http_url($this->uri): // Sometimes we only have the URI for remote posts.
297 // let's generate a valid link to our locally available notice on demand
298 return common_local_url('shownotice', array('notice' => $this->getID()), null, null, false);
300 common_debug('No URL available for notice: id='.$this->getID());
301 throw new InvalidUrlException($this->url);
305 public function getObjectType($canonical=false) {
306 return ActivityUtils::resolveUri($this->object_type, $canonical);
309 public static function getByUri($uri)
311 $notice = new Notice();
313 if (!$notice->find(true)) {
314 throw new NoResultException($notice);
320 * Extract #hashtags from this notice's content and save them to the database.
324 /* extract all #hastags */
325 $count = preg_match_all('/(?:^|\s)#([\pL\pN_\-\.]{1,64})/u', strtolower($this->content), $match);
330 /* Add them to the database */
331 return $this->saveKnownTags($match[1]);
335 * Record the given set of hash tags in the db for this notice.
336 * Given tag strings will be normalized and checked for dupes.
338 function saveKnownTags($hashtags)
340 //turn each into their canonical tag
341 //this is needed to remove dupes before saving e.g. #hash.tag = #hashtag
342 for($i=0; $i<count($hashtags); $i++) {
343 /* elide characters we don't want in the tag */
344 $hashtags[$i] = common_canonical_tag($hashtags[$i]);
347 foreach(array_unique($hashtags) as $hashtag) {
348 $this->saveTag($hashtag);
349 self::blow('profile:notice_ids_tagged:%d:%s', $this->profile_id, $hashtag);
355 * Record a single hash tag as associated with this notice.
356 * Tag format and uniqueness must be validated by caller.
358 function saveTag($hashtag)
360 $tag = new Notice_tag();
361 $tag->notice_id = $this->id;
362 $tag->tag = $hashtag;
363 $tag->created = $this->created;
364 $id = $tag->insert();
367 // TRANS: Server exception. %s are the error details.
368 throw new ServerException(sprintf(_('Database error inserting hashtag: %s.'),
369 $last_error->message));
373 // if it's saved, blow its cache
374 $tag->blowCache(false);
378 * Save a new notice and push it out to subscribers' inboxes.
379 * Poster's permissions are checked before sending.
381 * @param int $profile_id Profile ID of the poster
382 * @param string $content source message text; links may be shortened
383 * per current user's preference
384 * @param string $source source key ('web', 'api', etc)
385 * @param array $options Associative array of optional properties:
386 * string 'created' timestamp of notice; defaults to now
387 * int 'is_local' source/gateway ID, one of:
388 * Notice::LOCAL_PUBLIC - Local, ok to appear in public timeline
389 * Notice::REMOTE - Sent from a remote service;
390 * hide from public timeline but show in
391 * local "and friends" timelines
392 * Notice::LOCAL_NONPUBLIC - Local, but hide from public timeline
393 * Notice::GATEWAY - From another non-OStatus service;
394 * will not appear in public views
395 * float 'lat' decimal latitude for geolocation
396 * float 'lon' decimal longitude for geolocation
397 * int 'location_id' geoname identifier
398 * int 'location_ns' geoname namespace to interpret location_id
399 * int 'reply_to'; notice ID this is a reply to
400 * int 'repeat_of'; notice ID this is a repeat of
401 * string 'uri' unique ID for notice; a unique tag uri (can be url or anything too)
402 * string 'url' permalink to notice; defaults to local notice URL
403 * string 'rendered' rendered HTML version of content
404 * array 'replies' list of profile URIs for reply delivery in
405 * place of extracting @-replies from content.
406 * array 'groups' list of group IDs to deliver to, in place of
407 * extracting ! tags from content
408 * array 'tags' list of hashtag strings to save with the notice
409 * in place of extracting # tags from content
410 * array 'urls' list of attached/referred URLs to save with the
411 * notice in place of extracting links from content
412 * boolean 'distribute' whether to distribute the notice, default true
413 * string 'object_type' URL of the associated object type (default ActivityObject::NOTE)
414 * string 'verb' URL of the associated verb (default ActivityVerb::POST)
415 * int 'scope' Scope bitmask; default to SITE_SCOPE on private sites, 0 otherwise
417 * @fixme tag override
420 * @throws ClientException
422 static function saveNew($profile_id, $content, $source, array $options=null) {
423 $defaults = array('uri' => null,
425 'conversation' => null, // URI of conversation
426 'reply_to' => null, // This will override convo URI if the parent is known
427 'repeat_of' => null, // This will override convo URI if the repeated notice is known
429 'distribute' => true,
430 'object_type' => null,
433 if (!empty($options) && is_array($options)) {
434 $options = array_merge($defaults, $options);
440 if (!isset($is_local)) {
441 $is_local = Notice::LOCAL_PUBLIC;
444 $profile = Profile::getKV('id', $profile_id);
445 if (!$profile instanceof Profile) {
446 // TRANS: Client exception thrown when trying to save a notice for an unknown user.
447 throw new ClientException(_('Problem saving notice. Unknown user.'));
450 $user = User::getKV('id', $profile_id);
451 if ($user instanceof User) {
452 // Use the local user's shortening preferences, if applicable.
453 $final = $user->shortenLinks($content);
455 $final = common_shorten_links($content);
458 if (Notice::contentTooLong($final)) {
459 // TRANS: Client exception thrown if a notice contains too many characters.
460 throw new ClientException(_('Problem saving notice. Too long.'));
463 if (common_config('throttle', 'enabled') && !Notice::checkEditThrottle($profile_id)) {
464 common_log(LOG_WARNING, 'Excessive posting by profile #' . $profile_id . '; throttled.');
465 // TRANS: Client exception thrown when a user tries to post too many notices in a given time frame.
466 throw new ClientException(_('Too many notices too fast; take a breather '.
467 'and post again in a few minutes.'));
470 if (common_config('site', 'dupelimit') > 0 && !Notice::checkDupes($profile_id, $final)) {
471 common_log(LOG_WARNING, 'Dupe posting by profile #' . $profile_id . '; throttled.');
472 // TRANS: Client exception thrown when a user tries to post too many duplicate notices in a given time frame.
473 throw new ClientException(_('Too many duplicate messages too quickly;'.
474 ' take a breather and post again in a few minutes.'));
477 if (!$profile->hasRight(Right::NEWNOTICE)) {
478 common_log(LOG_WARNING, "Attempted post from user disallowed to post: " . $profile->nickname);
480 // TRANS: Client exception thrown when a user tries to post while being banned.
481 throw new ClientException(_('You are banned from posting notices on this site.'), 403);
484 $notice = new Notice();
485 $notice->profile_id = $profile_id;
487 $autosource = common_config('public', 'autosource');
489 // Sandboxed are non-false, but not 1, either
491 if (!$profile->hasRight(Right::PUBLICNOTICE) ||
492 ($source && $autosource && in_array($source, $autosource))) {
493 $notice->is_local = Notice::LOCAL_NONPUBLIC;
495 $notice->is_local = $is_local;
498 if (!empty($created)) {
499 $notice->created = $created;
501 $notice->created = common_sql_now();
504 if (!$notice->isLocal()) {
505 // Only do these checks for non-local notices. Local notices will generate these values later.
506 if (!common_valid_http_url($url)) {
507 common_debug('Bad notice URL: ['.$url.'], URI: ['.$uri.']. Cannot link back to original! This is normal for shared notices etc.');
510 throw new ServerException('No URI for remote notice. Cannot accept that.');
514 $notice->content = $final;
516 $notice->source = $source;
520 // Get the groups here so we can figure out replies and such
521 if (!isset($groups)) {
522 $groups = User_group::idsFromText($notice->content, $profile);
527 // Handle repeat case
529 if (!empty($options['repeat_of'])) {
531 // Check for a private one
533 $repeat = Notice::getByID($options['repeat_of']);
535 if ($profile->sameAs($repeat->getProfile())) {
536 // TRANS: Client error displayed when trying to repeat an own notice.
537 throw new ClientException(_('You cannot repeat your own notice.'));
540 if ($repeat->scope != Notice::SITE_SCOPE &&
541 $repeat->scope != Notice::PUBLIC_SCOPE) {
542 // TRANS: Client error displayed when trying to repeat a non-public notice.
543 throw new ClientException(_('Cannot repeat a private notice.'), 403);
546 if (!$repeat->inScope($profile)) {
547 // The generic checks above should cover this, but let's be sure!
548 // TRANS: Client error displayed when trying to repeat a notice you cannot access.
549 throw new ClientException(_('Cannot repeat a notice you cannot read.'), 403);
552 if ($profile->hasRepeated($repeat)) {
553 // TRANS: Client error displayed when trying to repeat an already repeated notice.
554 throw new ClientException(_('You already repeated that notice.'));
557 $notice->repeat_of = $repeat->id;
558 $notice->conversation = $repeat->conversation;
562 // If $reply_to is specified, we check that it exists, and then
563 // return it if it does
564 if (!empty($reply_to)) {
565 $reply = Notice::getKV('id', $reply_to);
566 } elseif (in_array($source, array('xmpp', 'mail', 'sms'))) {
567 // If the source lacks capability of sending the "reply_to"
568 // metadata, let's try to find an inline replyto-reference.
569 $reply = self::getInlineReplyTo($profile, $final);
572 if ($reply instanceof Notice) {
573 if (!$reply->inScope($profile)) {
574 // TRANS: Client error displayed when trying to reply to a notice a the target has no access to.
575 // TRANS: %1$s is a user nickname, %2$d is a notice ID (number).
576 throw new ClientException(sprintf(_('%1$s has no access to notice %2$d.'),
577 $profile->nickname, $reply->id), 403);
580 // If it's a repeat, the reply_to should be to the original
581 if ($reply->isRepeat()) {
582 $notice->reply_to = $reply->repeat_of;
584 $notice->reply_to = $reply->id;
586 // But the conversation ought to be the same :)
587 $notice->conversation = $reply->conversation;
589 // If the original is private to a group, and notice has
590 // no group specified, make it to the same group(s)
592 if (empty($groups) && ($reply->scope & Notice::GROUP_SCOPE)) {
594 $replyGroups = $reply->getGroups();
595 foreach ($replyGroups as $group) {
596 if ($profile->isMember($group)) {
597 $groups[] = $group->id;
605 // If we don't know the reply, we might know the conversation!
606 // This will happen if a known remote user replies to an
607 // unknown remote user - within a known conversation.
608 if (empty($notice->conversation) and !empty($options['conversation'])) {
609 $conv = Conversation::getKV('uri', $options['conversation']);
610 if ($conv instanceof Conversation) {
611 common_debug('Conversation stitched together from (probably) a reply to unknown remote user. Activity creation time ('.$notice->created.') should maybe be compared to conversation creation time ('.$conv->created.').');
613 // Conversation entry with specified URI was not found, so we must create it.
614 common_debug('Conversation URI not found, so we will create it with the URI given in the options to Notice::saveNew: '.$options['conversation']);
615 // The insert in Conversation::create throws exception on failure
616 $conv = Conversation::create($options['conversation'], $notice->created);
618 $notice->conversation = $conv->getID();
623 // If it's not part of a conversation, it's the beginning of a new conversation.
624 if (empty($notice->conversation)) {
625 $conv = Conversation::create();
626 $notice->conversation = $conv->getID();
631 $notloc = new Notice_location();
632 if (!empty($lat) && !empty($lon)) {
637 if (!empty($location_ns) && !empty($location_id)) {
638 $notloc->location_id = $location_id;
639 $notloc->location_ns = $location_ns;
642 if (!empty($rendered)) {
643 $notice->rendered = $rendered;
645 $notice->rendered = common_render_content($final,
646 $notice->getProfile(),
647 $notice->hasParent() ? $notice->getParent() : null);
651 if ($notice->isRepeat()) {
652 $notice->verb = ActivityVerb::SHARE;
653 $notice->object_type = ActivityObject::ACTIVITY;
655 $notice->verb = ActivityVerb::POST;
658 $notice->verb = $verb;
661 if (empty($object_type)) {
662 $notice->object_type = (empty($notice->reply_to)) ? ActivityObject::NOTE : ActivityObject::COMMENT;
664 $notice->object_type = $object_type;
667 if (is_null($scope) && $reply instanceof Notice) {
668 $notice->scope = $reply->scope;
670 $notice->scope = $scope;
673 $notice->scope = self::figureOutScope($profile, $groups, $notice->scope);
675 if (Event::handle('StartNoticeSave', array(&$notice))) {
677 // XXX: some of these functions write to the DB
680 $notice->insert(); // throws exception on failure, if successful we have an ->id
682 if (($notloc->lat && $notloc->lon) || ($notloc->location_id && $notloc->location_ns)) {
683 $notloc->notice_id = $notice->getID();
684 $notloc->insert(); // store the notice location if it had any information
686 } catch (Exception $e) {
687 // Let's test if we managed initial insert, which would imply
688 // failing on some update-part (check 'insert()'). Delete if
689 // something had been stored to the database.
690 if (!empty($notice->id)) {
697 // Only save 'attention' and metadata stuff (URLs, tags...) stuff if
698 // the activityverb is a POST (since stuff like repeat, favorite etc.
699 // reasonably handle notifications themselves.
700 if (ActivityUtils::compareVerbs($notice->verb, array(ActivityVerb::POST))) {
701 if (isset($replies)) {
702 $notice->saveKnownReplies($replies);
704 $notice->saveReplies();
708 $notice->saveKnownTags($tags);
713 // Note: groups may save tags, so must be run after tags are saved
714 // to avoid errors on duplicates.
715 // Note: groups should always be set.
717 $notice->saveKnownGroups($groups);
720 $notice->saveKnownUrls($urls);
727 // Prepare inbox delivery, may be queued to background.
728 $notice->distribute();
734 static function saveActivity(Activity $act, Profile $actor, array $options=array())
736 // First check if we're going to let this Activity through from the specific actor
737 if (!$actor->hasRight(Right::NEWNOTICE)) {
738 common_log(LOG_WARNING, "Attempted post from user disallowed to post: " . $actor->getNickname());
740 // TRANS: Client exception thrown when a user tries to post while being banned.
741 throw new ClientException(_m('You are banned from posting notices on this site.'), 403);
743 if (common_config('throttle', 'enabled') && !self::checkEditThrottle($actor->id)) {
744 common_log(LOG_WARNING, 'Excessive posting by profile #' . $actor->id . '; throttled.');
745 // TRANS: Client exception thrown when a user tries to post too many notices in a given time frame.
746 throw new ClientException(_m('Too many notices too fast; take a breather '.
747 'and post again in a few minutes.'));
750 // Get ActivityObject properties
752 if (!empty($act->id)) {
754 $options['uri'] = $act->id;
755 $options['url'] = $act->link;
757 $actobj = count($act->objects)===1 ? $act->objects[0] : null;
758 if (!is_null($actobj) && !empty($actobj->id)) {
759 $options['uri'] = $actobj->id;
761 $options['url'] = $actobj->link;
762 } elseif (preg_match('!^https?://!', $actobj->id)) {
763 $options['url'] = $actobj->id;
770 'is_local' => $actor->isLocal() ? self::LOCAL_PUBLIC : self::REMOTE,
771 'mentions' => array(),
775 'source' => 'unknown',
780 'distribute' => true);
782 // options will have default values when nothing has been supplied
783 $options = array_merge($defaults, $options);
784 foreach (array_keys($defaults) as $key) {
785 // Only convert the keynames we specify ourselves from 'defaults' array into variables
786 $$key = $options[$key];
788 extract($options, EXTR_SKIP);
791 $stored = new Notice();
792 if (!empty($uri) && !ActivityUtils::compareVerbs($act->verb, array(ActivityVerb::DELETE))) {
794 if ($stored->find()) {
795 common_debug('cannot create duplicate Notice URI: '.$stored->uri);
796 // I _assume_ saving a Notice with a colliding URI means we're really trying to
797 // save the same notice again...
798 throw new AlreadyFulfilledException('Notice URI already exists');
802 $autosource = common_config('public', 'autosource');
804 // Sandboxed are non-false, but not 1, either
805 if (!$actor->hasRight(Right::PUBLICNOTICE) ||
806 ($source && $autosource && in_array($source, $autosource))) {
807 // FIXME: ...what about remote nonpublic? Hmmm. That is, if we sandbox remote profiles...
808 $stored->is_local = Notice::LOCAL_NONPUBLIC;
810 $stored->is_local = intval($is_local);
813 if (!$stored->isLocal()) {
814 // Only do these checks for non-local notices. Local notices will generate these values later.
815 if (!common_valid_http_url($url)) {
816 common_debug('Bad notice URL: ['.$url.'], URI: ['.$uri.']. Cannot link back to original! This is normal for shared notices etc.');
819 throw new ServerException('No URI for remote notice. Cannot accept that.');
823 $stored->profile_id = $actor->id;
824 $stored->source = $source;
827 $stored->verb = $act->verb;
829 // Notice content. We trust local users to provide HTML we like, but of course not remote users.
830 // FIXME: What about local users importing feeds? Mirror functions must filter out bad HTML first...
831 $content = $act->content ?: $act->summary;
832 if (is_null($content) && !is_null($actobj)) {
833 $content = $actobj->content ?: $actobj->summary;
835 $stored->rendered = $actor->isLocal() ? $content : common_purify($content);
836 // yeah, just don't use getRendered() here since it's not inserted yet ;)
837 $stored->content = common_strip_html($stored->rendered);
838 if (trim($stored->content) === '') {
839 // TRANS: Error message when the plain text content of a notice has zero length.
840 throw new ClientException(_('Empty notice content, will not save this.'));
843 // Maybe a missing act-time should be fatal if the actor is not local?
844 if (!empty($act->time)) {
845 $stored->created = common_sql_date($act->time);
847 $stored->created = common_sql_now();
851 if ($act->context instanceof ActivityContext && !empty($act->context->replyToID)) {
852 $reply = self::getKV('uri', $act->context->replyToID);
854 if (!$reply instanceof Notice && $act->target instanceof ActivityObject) {
855 $reply = self::getKV('uri', $act->target->id);
858 if ($reply instanceof Notice) {
859 if (!$reply->inScope($actor)) {
860 // TRANS: Client error displayed when trying to reply to a notice a the target has no access to.
861 // TRANS: %1$s is a user nickname, %2$d is a notice ID (number).
862 throw new ClientException(sprintf(_m('%1$s has no right to reply to notice %2$d.'), $actor->getNickname(), $reply->id), 403);
865 $stored->reply_to = $reply->id;
866 $stored->conversation = $reply->conversation;
868 // If the original is private to a group, and notice has no group specified,
869 // make it to the same group(s)
870 if (empty($groups) && ($reply->scope & Notice::GROUP_SCOPE)) {
871 $replyGroups = $reply->getGroups();
872 foreach ($replyGroups as $group) {
873 if ($actor->isMember($group)) {
874 $groups[] = $group->id;
879 if (is_null($scope)) {
880 $scope = $reply->scope;
883 // If we don't know the reply, we might know the conversation!
884 // This will happen if a known remote user replies to an
885 // unknown remote user - within a known conversation.
886 if (empty($stored->conversation) and !empty($act->context->conversation)) {
887 $conv = Conversation::getKV('uri', $act->context->conversation);
888 if ($conv instanceof Conversation) {
889 common_debug('Conversation stitched together from (probably) a reply activity to unknown remote user. Activity creation time ('.$stored->created.') should maybe be compared to conversation creation time ('.$conv->created.').');
891 // Conversation entry with specified URI was not found, so we must create it.
892 common_debug('Conversation URI not found, so we will create it with the URI given in the context of the activity: '.$act->context->conversation);
893 // The insert in Conversation::create throws exception on failure
894 $conv = Conversation::create($act->context->conversation, $stored->created);
896 $stored->conversation = $conv->getID();
901 // If it's not part of a conversation, it's the beginning of a new conversation.
902 if (empty($stored->conversation)) {
903 $conv = Conversation::create();
904 $stored->conversation = $conv->getID();
909 if ($act->context instanceof ActivityContext) {
910 if ($act->context->location instanceof Location) {
911 $notloc = Notice_location::fromLocation($act->context->location);
914 $act->context = new ActivityContext();
917 $stored->scope = self::figureOutScope($actor, $groups, $scope);
919 foreach ($act->categories as $cat) {
921 $term = common_canonical_tag($cat->term);
928 foreach ($act->enclosures as $href) {
929 // @todo FIXME: Save these locally or....?
933 if (ActivityUtils::compareVerbs($stored->verb, array(ActivityVerb::POST))) {
934 if (empty($act->objects[0]->type)) {
935 // Default type for the post verb is 'note', but we know it's
936 // a 'comment' if it is in reply to something.
937 $stored->object_type = empty($stored->reply_to) ? ActivityObject::NOTE : ActivityObject::COMMENT;
939 //TODO: Is it safe to always return a relative URI? The
940 // JSON version of ActivityStreams always use it, so we
941 // should definitely be able to handle it...
942 $stored->object_type = ActivityUtils::resolveUri($act->objects[0]->type, true);
946 if (Event::handle('StartNoticeSave', array(&$stored))) {
947 // XXX: some of these functions write to the DB
950 $result = $stored->insert(); // throws exception on error
952 if ($notloc instanceof Notice_location) {
953 $notloc->notice_id = $stored->getID();
957 $orig = clone($stored); // for updating later in this try clause
960 Event::handle('StoreActivityObject', array($act, $stored, $options, &$object));
961 if (empty($object)) {
962 throw new NoticeSaveException('Unsuccessful call to StoreActivityObject '._ve($stored->getUri()) . ': '._ve($act->asString()));
965 // If something changed in the Notice during StoreActivityObject
966 $stored->update($orig);
967 } catch (Exception $e) {
968 if (empty($stored->id)) {
969 common_debug('Failed to save stored object entry in database ('.$e->getMessage().')');
971 common_debug('Failed to store activity object in database ('.$e->getMessage().'), deleting notice id '.$stored->id);
977 if (!$stored instanceof Notice) {
978 throw new ServerException('StartNoticeSave did not give back a Notice');
981 // Only save 'attention' and metadata stuff (URLs, tags...) stuff if
982 // the activityverb is a POST (since stuff like repeat, favorite etc.
983 // reasonably handle notifications themselves.
984 if (ActivityUtils::compareVerbs($stored->verb, array(ActivityVerb::POST))) {
987 $stored->saveKnownTags($tags);
992 // Note: groups may save tags, so must be run after tags are saved
993 // to avoid errors on duplicates.
994 $stored->saveAttentions($act->context->attention);
997 $stored->saveKnownUrls($urls);
1004 // Prepare inbox delivery, may be queued to background.
1005 $stored->distribute();
1011 static public function figureOutScope(Profile $actor, array $groups, $scope=null) {
1012 $scope = is_null($scope) ? self::defaultScope() : intval($scope);
1014 // For private streams
1016 $user = $actor->getUser();
1017 // FIXME: We can't do bit comparison with == (Legacy StatusNet thing. Let's keep it for now.)
1018 if ($user->private_stream && ($scope === Notice::PUBLIC_SCOPE || $scope === Notice::SITE_SCOPE)) {
1019 $scope |= Notice::FOLLOWER_SCOPE;
1021 } catch (NoSuchUserException $e) {
1022 // TODO: Not a local user, so we don't know about scope preferences... yet!
1025 // Force the scope for private groups
1026 foreach ($groups as $group_id) {
1028 $group = User_group::getByID($group_id);
1029 if ($group->force_scope) {
1030 $scope |= Notice::GROUP_SCOPE;
1033 } catch (Exception $e) {
1034 common_log(LOG_ERR, 'Notice figureOutScope threw exception: '.$e->getMessage());
1041 function blowOnInsert($conversation = false)
1043 $this->blowStream('profile:notice_ids:%d', $this->profile_id);
1045 if ($this->isPublic()) {
1046 $this->blowStream('public');
1047 $this->blowStream('networkpublic');
1050 if ($this->conversation) {
1051 self::blow('notice:list-ids:conversation:%s', $this->conversation);
1052 self::blow('conversation:notice_count:%d', $this->conversation);
1055 if ($this->isRepeat()) {
1056 // XXX: we should probably only use one of these
1057 $this->blowStream('notice:repeats:%d', $this->repeat_of);
1058 self::blow('notice:list-ids:repeat_of:%d', $this->repeat_of);
1061 $original = Notice::getKV('id', $this->repeat_of);
1063 if ($original instanceof Notice) {
1064 $originalUser = User::getKV('id', $original->profile_id);
1065 if ($originalUser instanceof User) {
1066 $this->blowStream('user:repeats_of_me:%d', $originalUser->id);
1070 $profile = Profile::getKV($this->profile_id);
1072 if ($profile instanceof Profile) {
1073 $profile->blowNoticeCount();
1076 $ptags = $this->getProfileTags();
1077 foreach ($ptags as $ptag) {
1078 $ptag->blowNoticeStreamCache();
1083 * Clear cache entries related to this notice at delete time.
1084 * Necessary to avoid breaking paging on public, profile timelines.
1086 function blowOnDelete()
1088 $this->blowOnInsert();
1090 self::blow('profile:notice_ids:%d;last', $this->profile_id);
1092 if ($this->isPublic()) {
1093 self::blow('public;last');
1094 self::blow('networkpublic;last');
1097 self::blow('fave:by_notice', $this->id);
1099 if ($this->conversation) {
1100 // In case we're the first, will need to calc a new root.
1101 self::blow('notice:conversation_root:%d', $this->conversation);
1104 $ptags = $this->getProfileTags();
1105 foreach ($ptags as $ptag) {
1106 $ptag->blowNoticeStreamCache(true);
1110 function blowStream()
1112 $c = self::memcache();
1118 $args = func_get_args();
1119 $format = array_shift($args);
1120 $keyPart = vsprintf($format, $args);
1121 $cacheKey = Cache::key($keyPart);
1122 $c->delete($cacheKey);
1124 // delete the "last" stream, too, if this notice is
1125 // older than the top of that stream
1127 $lastKey = $cacheKey.';last';
1129 $lastStr = $c->get($lastKey);
1131 if ($lastStr !== false) {
1132 $window = explode(',', $lastStr);
1133 $lastID = $window[0];
1134 $lastNotice = Notice::getKV('id', $lastID);
1135 if (!$lastNotice instanceof Notice // just weird
1136 || strtotime($lastNotice->created) >= strtotime($this->created)) {
1137 $c->delete($lastKey);
1142 /** save all urls in the notice to the db
1144 * follow redirects and save all available file information
1145 * (mimetype, date, size, oembed, etc.)
1149 function saveUrls() {
1150 if (common_config('attachments', 'process_links')) {
1151 common_replace_urls_callback($this->content, array($this, 'saveUrl'), $this);
1156 * Save the given URLs as related links/attachments to the db
1158 * follow redirects and save all available file information
1159 * (mimetype, date, size, oembed, etc.)
1163 function saveKnownUrls($urls)
1165 if (common_config('attachments', 'process_links')) {
1166 // @fixme validation?
1167 foreach (array_unique($urls) as $url) {
1168 $this->saveUrl($url, $this);
1176 function saveUrl($url, Notice $notice) {
1178 File::processNew($url, $notice);
1179 } catch (ServerException $e) {
1180 // Could not save URL. Log it?
1184 static function checkDupes($profile_id, $content) {
1185 $profile = Profile::getKV($profile_id);
1186 if (!$profile instanceof Profile) {
1189 $notice = $profile->getNotices(0, CachingNoticeStream::CACHE_WINDOW);
1190 if (!empty($notice)) {
1192 while ($notice->fetch()) {
1193 if (time() - strtotime($notice->created) >= common_config('site', 'dupelimit')) {
1195 } else if ($notice->content == $content) {
1200 // If we get here, oldest item in cache window is not
1201 // old enough for dupe limit; do direct check against DB
1202 $notice = new Notice();
1203 $notice->profile_id = $profile_id;
1204 $notice->content = $content;
1205 $threshold = common_sql_date(time() - common_config('site', 'dupelimit'));
1206 $notice->whereAdd(sprintf("created > '%s'", $notice->escape($threshold)));
1208 $cnt = $notice->count();
1212 static function checkEditThrottle($profile_id) {
1213 $profile = Profile::getKV($profile_id);
1214 if (!$profile instanceof Profile) {
1217 // Get the Nth notice
1218 $notice = $profile->getNotices(common_config('throttle', 'count') - 1, 1);
1219 if ($notice && $notice->fetch()) {
1220 // If the Nth notice was posted less than timespan seconds ago
1221 if (time() - strtotime($notice->created) <= common_config('throttle', 'timespan')) {
1226 // Either not N notices in the stream, OR the Nth was not posted within timespan seconds
1230 protected $_attachments = array();
1232 function attachments() {
1233 if (isset($this->_attachments[$this->id])) {
1234 return $this->_attachments[$this->id];
1237 $f2ps = File_to_post::listGet('post_id', array($this->id));
1239 foreach ($f2ps[$this->id] as $f2p) {
1240 $ids[] = $f2p->file_id;
1243 $files = File::multiGet('id', $ids);
1244 $this->_attachments[$this->id] = $files->fetchAll();
1245 return $this->_attachments[$this->id];
1248 function _setAttachments($attachments)
1250 $this->_attachments[$this->id] = $attachments;
1253 static function publicStream($offset=0, $limit=20, $since_id=null, $max_id=null)
1255 $stream = new PublicNoticeStream();
1256 return $stream->getNotices($offset, $limit, $since_id, $max_id);
1259 static function conversationStream($id, $offset=0, $limit=20, $since_id=null, $max_id=null)
1261 $stream = new ConversationNoticeStream($id);
1262 return $stream->getNotices($offset, $limit, $since_id, $max_id);
1266 * Is this notice part of an active conversation?
1268 * @return boolean true if other messages exist in the same
1269 * conversation, false if this is the only one
1271 function hasConversation()
1273 if (empty($this->conversation)) {
1274 // this notice is not part of a conversation apparently
1275 // FIXME: all notices should have a conversation value, right?
1279 $stream = new ConversationNoticeStream($this->conversation);
1280 $notice = $stream->getNotices(/*offset*/ 1, /*limit*/ 1);
1282 // if our "offset 1, limit 1" query got a result, return true else false
1283 return $notice->N > 0;
1287 * Grab the earliest notice from this conversation.
1289 * @return Notice or null
1291 function conversationRoot($profile=-1)
1293 // XXX: can this happen?
1295 if (empty($this->conversation)) {
1299 // Get the current profile if not specified
1301 if (is_int($profile) && $profile == -1) {
1302 $profile = Profile::current();
1305 // If this notice is out of scope, no root for you!
1307 if (!$this->inScope($profile)) {
1311 // If this isn't a reply to anything, then it's its own
1312 // root if it's the earliest notice in the conversation:
1314 if (empty($this->reply_to)) {
1316 $root->conversation = $this->conversation;
1317 $root->orderBy('notice.created ASC');
1318 $root->find(true); // true means "fetch first result"
1323 if (is_null($profile)) {
1324 $keypart = sprintf('notice:conversation_root:%d:null', $this->id);
1326 $keypart = sprintf('notice:conversation_root:%d:%d',
1331 $root = self::cacheGet($keypart);
1333 if ($root !== false && $root->inScope($profile)) {
1340 $parent = $last->getParent();
1341 if ($parent->inScope($profile)) {
1345 } catch (NoParentNoticeException $e) {
1346 // Latest notice has no parent
1347 } catch (NoResultException $e) {
1348 // Notice was not found, so we can't go further up in the tree.
1349 // FIXME: Maybe we should do this in a more stable way where deleted
1350 // notices won't break conversation chains?
1352 // No parent, or parent out of scope
1357 self::cacheSet($keypart, $root);
1363 * Pull up a full list of local recipients who will be getting
1364 * this notice in their inbox. Results will be cached, so don't
1365 * change the input data wily-nilly!
1367 * @param array $groups optional list of Group objects;
1368 * if left empty, will be loaded from group_inbox records
1369 * @param array $recipient optional list of reply profile ids
1370 * if left empty, will be loaded from reply records
1371 * @return array associating recipient user IDs with an inbox source constant
1373 function whoGets(array $groups=null, array $recipients=null)
1375 $c = self::memcache();
1378 $ni = $c->get(Cache::key('notice:who_gets:'.$this->id));
1379 if ($ni !== false) {
1384 if (is_null($recipients)) {
1385 $recipients = $this->getReplies();
1390 // Give plugins a chance to add folks in at start...
1391 if (Event::handle('StartNoticeWhoGets', array($this, &$ni))) {
1393 $users = $this->getSubscribedUsers();
1394 foreach ($users as $id) {
1395 $ni[$id] = NOTICE_INBOX_SOURCE_SUB;
1398 if (is_null($groups)) {
1399 $groups = $this->getGroups();
1401 foreach ($groups as $group) {
1402 $users = $group->getUserMembers();
1403 foreach ($users as $id) {
1404 if (!array_key_exists($id, $ni)) {
1405 $ni[$id] = NOTICE_INBOX_SOURCE_GROUP;
1410 $ptAtts = $this->getAttentionsFromProfileTags();
1411 foreach ($ptAtts as $key=>$val) {
1412 if (!array_key_exists($key, $ni)) {
1417 foreach ($recipients as $recipient) {
1418 if (!array_key_exists($recipient, $ni)) {
1419 $ni[$recipient] = NOTICE_INBOX_SOURCE_REPLY;
1423 // Exclude any deleted, non-local, or blocking recipients.
1424 $profile = $this->getProfile();
1425 $originalProfile = null;
1426 if ($this->isRepeat()) {
1427 // Check blocks against the original notice's poster as well.
1428 $original = Notice::getKV('id', $this->repeat_of);
1429 if ($original instanceof Notice) {
1430 $originalProfile = $original->getProfile();
1434 foreach ($ni as $id => $source) {
1436 $user = User::getKV('id', $id);
1437 if (!$user instanceof User ||
1438 $user->hasBlocked($profile) ||
1439 ($originalProfile && $user->hasBlocked($originalProfile))) {
1442 } catch (UserNoProfileException $e) {
1443 // User doesn't have a profile; invalid; skip them.
1448 // Give plugins a chance to filter out...
1449 Event::handle('EndNoticeWhoGets', array($this, &$ni));
1453 // XXX: pack this data better
1454 $c->set(Cache::key('notice:who_gets:'.$this->id), $ni);
1460 function getSubscribedUsers()
1464 if(common_config('db','quote_identifiers'))
1465 $user_table = '"user"';
1466 else $user_table = 'user';
1470 'FROM '. $user_table .' JOIN subscription '.
1471 'ON '. $user_table .'.id = subscription.subscriber ' .
1472 'WHERE subscription.subscribed = %d ';
1474 $user->query(sprintf($qry, $this->profile_id));
1478 while ($user->fetch()) {
1487 function getProfileTags()
1489 $profile = $this->getProfile();
1490 $list = $profile->getOtherTags($profile);
1493 while($list->fetch()) {
1494 $ptags[] = clone($list);
1500 public function getAttentionsFromProfileTags()
1503 $ptags = $this->getProfileTags();
1504 foreach ($ptags as $ptag) {
1505 $users = $ptag->getUserSubscribers();
1506 foreach ($users as $id) {
1507 $ni[$id] = NOTICE_INBOX_SOURCE_PROFILE_TAG;
1514 * Record this notice to the given group inboxes for delivery.
1515 * Overrides the regular parsing of !group markup.
1517 * @param string $group_ids
1518 * @fixme might prefer URIs as identifiers, as for replies?
1519 * best with generalizations on user_group to support
1520 * remote groups better.
1522 function saveKnownGroups(array $group_ids)
1525 foreach (array_unique($group_ids) as $id) {
1526 $group = User_group::getKV('id', $id);
1527 if ($group instanceof User_group) {
1528 common_log(LOG_DEBUG, "Local delivery to group id $id, $group->nickname");
1529 $result = $this->addToGroupInbox($group);
1531 common_log_db_error($gi, 'INSERT', __FILE__);
1534 if (common_config('group', 'addtag')) {
1535 // we automatically add a tag for every group name, too
1537 $tag = Notice_tag::pkeyGet(array('tag' => common_canonical_tag($group->nickname),
1538 'notice_id' => $this->id));
1540 if (is_null($tag)) {
1541 $this->saveTag($group->nickname);
1545 $groups[] = clone($group);
1547 common_log(LOG_ERR, "Local delivery to group id $id skipped, doesn't exist");
1554 function addToGroupInbox(User_group $group)
1556 $gi = Group_inbox::pkeyGet(array('group_id' => $group->id,
1557 'notice_id' => $this->id));
1559 if (!$gi instanceof Group_inbox) {
1561 $gi = new Group_inbox();
1563 $gi->group_id = $group->id;
1564 $gi->notice_id = $this->id;
1565 $gi->created = $this->created;
1567 $result = $gi->insert();
1570 common_log_db_error($gi, 'INSERT', __FILE__);
1571 // TRANS: Server exception thrown when an update for a group inbox fails.
1572 throw new ServerException(_('Problem saving group inbox.'));
1575 self::blow('user_group:notice_ids:%d', $gi->group_id);
1581 function saveAttentions(array $uris)
1583 foreach ($uris as $uri=>$type) {
1585 $target = Profile::fromUri($uri);
1586 } catch (UnknownUriException $e) {
1587 common_log(LOG_WARNING, "Unable to determine profile for URI '$uri'");
1592 $this->saveAttention($target);
1593 } catch (AlreadyFulfilledException $e) {
1594 common_debug('Attention already exists: '.var_export($e->getMessage(),true));
1595 } catch (Exception $e) {
1596 common_log(LOG_ERR, "Could not save notice id=={$this->getID()} attention for profile id=={$target->getID()}: {$e->getMessage()}");
1602 * Saves an attention for a profile (user or group) which means
1603 * it shows up in their home feed and such.
1605 function saveAttention(Profile $target, $reason=null)
1607 if ($target->isGroup()) {
1608 // FIXME: Make sure we check (for both local and remote) users are in the groups they send to!
1610 // legacy notification method, will still be in use for quite a while I think
1611 $this->addToGroupInbox($target->getGroup());
1613 if ($target->hasBlocked($this->getProfile())) {
1614 common_log(LOG_INFO, "Not saving reply to profile {$target->id} ($uri) from sender {$sender->id} because of a block.");
1619 if ($target->isLocal()) {
1620 // legacy notification method, will still be in use for quite a while I think
1621 $this->saveReply($target->getID());
1624 $att = Attention::saveNew($this, $target, $reason);
1626 self::blow('reply:stream:%d', $target->getID());
1631 * Save reply records indicating that this notice needs to be
1632 * delivered to the local users with the given URIs.
1634 * Since this is expected to be used when saving foreign-sourced
1635 * messages, we won't deliver to any remote targets as that's the
1636 * source service's responsibility.
1638 * Mail notifications etc will be handled later.
1640 * @param array $uris Array of unique identifier URIs for recipients
1642 function saveKnownReplies(array $uris)
1648 $sender = $this->getProfile();
1650 foreach (array_unique($uris) as $uri) {
1652 $profile = Profile::fromUri($uri);
1653 } catch (UnknownUriException $e) {
1654 common_log(LOG_WARNING, "Unable to determine profile for URI '$uri'");
1658 if ($profile->hasBlocked($sender)) {
1659 common_log(LOG_INFO, "Not saving reply to profile {$profile->id} ($uri) from sender {$sender->id} because of a block.");
1663 $this->saveReply($profile->getID());
1664 self::blow('reply:stream:%d', $profile->getID());
1669 * Pull @-replies from this message's content in StatusNet markup format
1670 * and save reply records indicating that this message needs to be
1671 * delivered to those users.
1673 * Mail notifications to local profiles will be sent later.
1675 * @return array of integer profile IDs
1678 function saveReplies()
1680 $sender = $this->getProfile();
1684 // If it's a reply, save for the replied-to author
1686 $parent = $this->getParent();
1687 $parentauthor = $parent->getProfile();
1688 $this->saveReply($parentauthor->getID());
1689 $replied[$parentauthor->getID()] = 1;
1690 self::blow('reply:stream:%d', $parentauthor->getID());
1691 } catch (NoParentNoticeException $e) {
1692 // Not a reply, since it has no parent!
1694 } catch (NoResultException $e) {
1695 // Parent notice was probably deleted
1699 // @todo ideally this parser information would only
1700 // be calculated once.
1702 $mentions = common_find_mentions($this->content, $sender, $parent);
1704 foreach ($mentions as $mention) {
1706 foreach ($mention['mentioned'] as $mentioned) {
1708 // skip if they're already covered
1709 if (array_key_exists($mentioned->id, $replied)) {
1713 // Don't save replies from blocked profile to local user
1714 if ($mentioned->hasBlocked($sender)) {
1718 $this->saveReply($mentioned->id);
1719 $replied[$mentioned->id] = 1;
1720 self::blow('reply:stream:%d', $mentioned->id);
1724 $recipientIds = array_keys($replied);
1726 return $recipientIds;
1729 function saveReply($profileId)
1731 $reply = new Reply();
1733 $reply->notice_id = $this->id;
1734 $reply->profile_id = $profileId;
1735 $reply->modified = $this->created;
1742 protected $_attentionids = array();
1745 * Pull the complete list of known activity context attentions for this notice.
1747 * @return array of integer profile ids (also group profiles)
1749 function getAttentionProfileIDs()
1751 if (!isset($this->_attentionids[$this->getID()])) {
1752 $atts = Attention::multiGet('notice_id', array($this->getID()));
1753 // (array)null means empty array
1754 $this->_attentionids[$this->getID()] = (array)$atts->fetchAll('profile_id');
1756 return $this->_attentionids[$this->getID()];
1759 protected $_replies = array();
1762 * Pull the complete list of @-mentioned profile IDs for this notice.
1764 * @return array of integer profile ids
1766 function getReplies()
1768 if (!isset($this->_replies[$this->getID()])) {
1769 $mentions = Reply::multiGet('notice_id', array($this->getID()));
1770 $this->_replies[$this->getID()] = $mentions->fetchAll('profile_id');
1772 return $this->_replies[$this->getID()];
1775 function _setReplies($replies)
1777 $this->_replies[$this->getID()] = $replies;
1781 * Pull the complete list of @-reply targets for this notice.
1783 * @return array of Profiles
1785 function getAttentionProfiles()
1787 $ids = array_unique(array_merge($this->getReplies(), $this->getGroupProfileIDs(), $this->getAttentionProfileIDs()));
1789 $profiles = Profile::multiGet('id', (array)$ids);
1791 return $profiles->fetchAll();
1795 * Send e-mail notifications to local @-reply targets.
1797 * Replies must already have been saved; this is expected to be run
1798 * from the distrib queue handler.
1800 function sendReplyNotifications()
1802 // Don't send reply notifications for repeats
1803 if ($this->isRepeat()) {
1807 $recipientIds = $this->getReplies();
1808 if (Event::handle('StartNotifyMentioned', array($this, &$recipientIds))) {
1809 require_once INSTALLDIR.'/lib/mail.php';
1811 foreach ($recipientIds as $recipientId) {
1813 $user = User::getByID($recipientId);
1814 mail_notify_attn($user, $this);
1815 } catch (NoResultException $e) {
1819 Event::handle('EndNotifyMentioned', array($this, $recipientIds));
1824 * Pull list of Profile IDs of groups this notice addresses.
1826 * @return array of Group _profile_ IDs
1829 function getGroupProfileIDs()
1833 foreach ($this->getGroups() as $group) {
1834 $ids[] = $group->profile_id;
1841 * Pull list of groups this notice needs to be delivered to,
1842 * as previously recorded by saveKnownGroups().
1844 * @return array of Group objects
1847 protected $_groups = array();
1849 function getGroups()
1851 // Don't save groups for repeats
1853 if (!empty($this->repeat_of)) {
1857 if (isset($this->_groups[$this->id])) {
1858 return $this->_groups[$this->id];
1861 $gis = Group_inbox::listGet('notice_id', array($this->id));
1865 foreach ($gis[$this->id] as $gi) {
1866 $ids[] = $gi->group_id;
1869 $groups = User_group::multiGet('id', $ids);
1870 $this->_groups[$this->id] = $groups->fetchAll();
1871 return $this->_groups[$this->id];
1874 function _setGroups($groups)
1876 $this->_groups[$this->id] = $groups;
1880 * Convert a notice into an activity for export.
1882 * @param Profile $scoped The currently logged in/scoped profile
1884 * @return Activity activity object representing this Notice.
1887 function asActivity(Profile $scoped=null)
1889 $act = self::cacheGet(Cache::codeKey('notice:as-activity:'.$this->id));
1891 if ($act instanceof Activity) {
1894 $act = new Activity();
1896 if (Event::handle('StartNoticeAsActivity', array($this, $act, $scoped))) {
1898 $act->id = $this->uri;
1899 $act->time = strtotime($this->created);
1901 $act->link = $this->getUrl();
1902 } catch (InvalidUrlException $e) {
1903 // The notice is probably a share or similar, which don't
1904 // have a representational URL of their own.
1906 $act->content = common_xml_safe_str($this->getRendered());
1908 $profile = $this->getProfile();
1910 $act->actor = $profile->asActivityObject();
1911 $act->actor->extra[] = $profile->profileInfo($scoped);
1913 $act->verb = $this->verb;
1915 if (!$this->repeat_of) {
1916 $act->objects[] = $this->asActivityObject();
1919 // XXX: should this be handled by default processing for object entry?
1923 $tags = $this->getTags();
1925 foreach ($tags as $tag) {
1926 $cat = new AtomCategory();
1929 $act->categories[] = $cat;
1933 // XXX: use Atom Media and/or File activity objects instead
1935 $attachments = $this->attachments();
1937 foreach ($attachments as $attachment) {
1938 // Include local attachments in Activity
1939 if (!empty($attachment->filename)) {
1940 $act->enclosures[] = $attachment->getEnclosure();
1944 $ctx = new ActivityContext();
1947 $reply = $this->getParent();
1948 $ctx->replyToID = $reply->getUri();
1949 $ctx->replyToUrl = $reply->getUrl(true); // true for fallback to local URL, less messy
1950 } catch (NoParentNoticeException $e) {
1951 // This is not a reply to something
1952 } catch (NoResultException $e) {
1953 // Parent notice was probably deleted
1957 $ctx->location = Notice_location::locFromStored($this);
1958 } catch (ServerException $e) {
1959 $ctx->location = null;
1964 if (!empty($this->conversation)) {
1965 $conv = Conversation::getKV('id', $this->conversation);
1966 if ($conv instanceof Conversation) {
1967 $ctx->conversation = $conv->uri;
1971 // This covers the legacy getReplies and getGroups too which get their data
1972 // from entries stored via Notice::saveNew (which we want to move away from)...
1973 foreach ($this->getAttentionProfiles() as $target) {
1974 // User and group profiles which get the attention of this notice
1975 $ctx->attention[$target->getUri()] = $target->getObjectType();
1978 switch ($this->scope) {
1979 case Notice::PUBLIC_SCOPE:
1980 $ctx->attention[ActivityContext::ATTN_PUBLIC] = ActivityObject::COLLECTION;
1982 case Notice::FOLLOWER_SCOPE:
1983 $surl = common_local_url("subscribers", array('nickname' => $profile->nickname));
1984 $ctx->attention[$surl] = ActivityObject::COLLECTION;
1988 $act->context = $ctx;
1990 $source = $this->getSource();
1992 if ($source instanceof Notice_source) {
1993 $act->generator = ActivityObject::fromNoticeSource($source);
1998 $atom_feed = $profile->getAtomFeed();
2000 if (!empty($atom_feed)) {
2002 $act->source = new ActivitySource();
2004 // XXX: we should store the actual feed ID
2006 $act->source->id = $atom_feed;
2008 // XXX: we should store the actual feed title
2010 $act->source->title = $profile->getBestName();
2012 $act->source->links['alternate'] = $profile->profileurl;
2013 $act->source->links['self'] = $atom_feed;
2015 $act->source->icon = $profile->avatarUrl(AVATAR_PROFILE_SIZE);
2017 $notice = $profile->getCurrentNotice();
2019 if ($notice instanceof Notice) {
2020 $act->source->updated = self::utcDate($notice->created);
2023 $user = User::getKV('id', $profile->id);
2025 if ($user instanceof User) {
2026 $act->source->links['license'] = common_config('license', 'url');
2030 if ($this->isLocal()) {
2031 $act->selfLink = common_local_url('ApiStatusesShow', array('id' => $this->id,
2032 'format' => 'atom'));
2033 $act->editLink = $act->selfLink;
2036 Event::handle('EndNoticeAsActivity', array($this, $act, $scoped));
2039 self::cacheSet(Cache::codeKey('notice:as-activity:'.$this->id), $act);
2044 // This has gotten way too long. Needs to be sliced up into functional bits
2045 // or ideally exported to a utility class.
2047 function asAtomEntry($namespace=false,
2050 Profile $scoped=null)
2052 $act = $this->asActivity($scoped);
2053 $act->extra[] = $this->noticeInfo($scoped);
2054 return $act->asString($namespace, $author, $source);
2058 * Extra notice info for atom entries
2060 * Clients use some extra notice info in the atom stream.
2061 * This gives it to them.
2063 * @param Profile $scoped The currently logged in/scoped profile
2065 * @return array representation of <statusnet:notice_info> element
2068 function noticeInfo(Profile $scoped=null)
2070 // local notice ID (useful to clients for ordering)
2072 $noticeInfoAttr = array('local_id' => $this->id);
2076 $ns = $this->getSource();
2078 if ($ns instanceof Notice_source) {
2079 $noticeInfoAttr['source'] = $ns->code;
2080 if (!empty($ns->url)) {
2081 $noticeInfoAttr['source_link'] = $ns->url;
2082 if (!empty($ns->name)) {
2083 $noticeInfoAttr['source'] = '<a href="'
2084 . htmlspecialchars($ns->url)
2085 . '" rel="nofollow">'
2086 . htmlspecialchars($ns->name)
2092 // favorite and repeated
2094 if ($scoped instanceof Profile) {
2095 $noticeInfoAttr['repeated'] = ($scoped->hasRepeated($this)) ? "true" : "false";
2098 if (!empty($this->repeat_of)) {
2099 $noticeInfoAttr['repeat_of'] = $this->repeat_of;
2102 Event::handle('StatusNetApiNoticeInfo', array($this, &$noticeInfoAttr, $scoped));
2104 return array('statusnet:notice_info', $noticeInfoAttr, null);
2108 * Returns an XML string fragment with a reference to a notice as an
2109 * Activity Streams noun object with the given element type.
2111 * Assumes that 'activity' namespace has been previously defined.
2113 * @param string $element one of 'subject', 'object', 'target'
2117 function asActivityNoun($element)
2119 $noun = $this->asActivityObject();
2120 return $noun->asString('activity:' . $element);
2123 public function asActivityObject()
2125 $object = new ActivityObject();
2127 if (Event::handle('StartActivityObjectFromNotice', array($this, &$object))) {
2128 $object->type = $this->object_type ?: ActivityObject::NOTE;
2129 $object->id = $this->getUri();
2130 //FIXME: = $object->title ?: sprintf(... because we might get a title from StartActivityObjectFromNotice
2131 $object->title = sprintf('New %1$s by %2$s', ActivityObject::canonicalType($object->type), $this->getProfile()->getNickname());
2132 $object->content = $this->getRendered();
2133 $object->link = $this->getUrl();
2135 $object->extra[] = array('status_net', array('notice_id' => $this->id));
2137 Event::handle('EndActivityObjectFromNotice', array($this, &$object));
2140 if (!$object instanceof ActivityObject) {
2141 common_log(LOG_ERR, 'Notice asActivityObject created something else for uri=='._ve($this->getUri()).': '._ve($object));
2142 throw new ServerException('Notice asActivityObject created something else.');
2149 * Determine which notice, if any, a new notice is in reply to.
2151 * For conversation tracking, we try to see where this notice fits
2152 * in the tree. Beware that this may very well give false positives
2153 * and add replies to wrong threads (if there have been newer posts
2154 * by the same user as we're replying to).
2156 * @param Profile $sender Author profile
2157 * @param string $content Final notice content
2159 * @return integer ID of replied-to notice, or null for not a reply.
2162 static function getInlineReplyTo(Profile $sender, $content)
2164 // Is there an initial @ or T?
2165 if (preg_match('/^T ([A-Z0-9]{1,64}) /', $content, $match)
2166 || preg_match('/^@([a-z0-9]{1,64})\s+/', $content, $match)) {
2167 $nickname = common_canonical_nickname($match[1]);
2172 // Figure out who that is.
2173 $recipient = common_relative_profile($sender, $nickname, common_sql_now());
2175 if ($recipient instanceof Profile) {
2176 // Get their last notice
2177 $last = $recipient->getCurrentNotice();
2178 if ($last instanceof Notice) {
2181 // Maybe in the future we want to handle something else below
2182 // so don't return getCurrentNotice() immediately.
2188 static function maxContent()
2190 $contentlimit = common_config('notice', 'contentlimit');
2191 // null => use global limit (distinct from 0!)
2192 if (is_null($contentlimit)) {
2193 $contentlimit = common_config('site', 'textlimit');
2195 return $contentlimit;
2198 static function contentTooLong($content)
2200 $contentlimit = self::maxContent();
2201 return ($contentlimit > 0 && !empty($content) && (mb_strlen($content) > $contentlimit));
2205 * Convenience function for posting a repeat of an existing message.
2207 * @param Profile $repeater Profile which is doing the repeat
2208 * @param string $source: posting source key, eg 'web', 'api', etc
2211 * @throws Exception on failure or permission problems
2213 function repeat(Profile $repeater, $source)
2215 $author = $this->getProfile();
2217 // TRANS: Message used to repeat a notice. RT is the abbreviation of 'retweet'.
2218 // TRANS: %1$s is the repeated user's name, %2$s is the repeated notice.
2219 $content = sprintf(_('RT @%1$s %2$s'),
2220 $author->getNickname(),
2223 $maxlen = self::maxContent();
2224 if ($maxlen > 0 && mb_strlen($content) > $maxlen) {
2225 // Web interface and current Twitter API clients will
2226 // pull the original notice's text, but some older
2227 // clients and RSS/Atom feeds will see this trimmed text.
2229 // Unfortunately this is likely to lose tags or URLs
2230 // at the end of long notices.
2231 $content = mb_substr($content, 0, $maxlen - 4) . ' ...';
2235 // Scope is same as this one's
2236 return self::saveNew($repeater->id,
2239 array('repeat_of' => $this->id,
2240 'scope' => $this->scope));
2243 // These are supposed to be in chron order!
2245 function repeatStream($limit=100)
2247 $cache = Cache::instance();
2249 if (empty($cache)) {
2250 $ids = $this->_repeatStreamDirect($limit);
2252 $idstr = $cache->get(Cache::key('notice:repeats:'.$this->id));
2253 if ($idstr !== false) {
2254 if (empty($idstr)) {
2257 $ids = explode(',', $idstr);
2260 $ids = $this->_repeatStreamDirect(100);
2261 $cache->set(Cache::key('notice:repeats:'.$this->id), implode(',', $ids));
2264 // We do a max of 100, so slice down to limit
2265 $ids = array_slice($ids, 0, $limit);
2269 return NoticeStream::getStreamByIds($ids);
2272 function _repeatStreamDirect($limit)
2274 $notice = new Notice();
2276 $notice->selectAdd(); // clears it
2277 $notice->selectAdd('id');
2279 $notice->repeat_of = $this->id;
2281 $notice->orderBy('created, id'); // NB: asc!
2283 if (!is_null($limit)) {
2284 $notice->limit(0, $limit);
2287 return $notice->fetchAll('id');
2290 static function locationOptions($lat, $lon, $location_id, $location_ns, $profile = null)
2294 if (!empty($location_id) && !empty($location_ns)) {
2295 $options['location_id'] = $location_id;
2296 $options['location_ns'] = $location_ns;
2298 $location = Location::fromId($location_id, $location_ns);
2300 if ($location instanceof Location) {
2301 $options['lat'] = $location->lat;
2302 $options['lon'] = $location->lon;
2305 } else if (!empty($lat) && !empty($lon)) {
2306 $options['lat'] = $lat;
2307 $options['lon'] = $lon;
2309 $location = Location::fromLatLon($lat, $lon);
2311 if ($location instanceof Location) {
2312 $options['location_id'] = $location->location_id;
2313 $options['location_ns'] = $location->location_ns;
2315 } else if (!empty($profile)) {
2316 if (isset($profile->lat) && isset($profile->lon)) {
2317 $options['lat'] = $profile->lat;
2318 $options['lon'] = $profile->lon;
2321 if (isset($profile->location_id) && isset($profile->location_ns)) {
2322 $options['location_id'] = $profile->location_id;
2323 $options['location_ns'] = $profile->location_ns;
2330 function clearAttentions()
2332 $att = new Attention();
2333 $att->notice_id = $this->getID();
2336 while ($att->fetch()) {
2337 // Can't do delete() on the object directly since it won't remove all of it
2338 $other = clone($att);
2344 function clearReplies()
2346 $replyNotice = new Notice();
2347 $replyNotice->reply_to = $this->id;
2349 //Null any notices that are replies to this notice
2351 if ($replyNotice->find()) {
2352 while ($replyNotice->fetch()) {
2353 $orig = clone($replyNotice);
2354 $replyNotice->reply_to = null;
2355 $replyNotice->update($orig);
2361 $reply = new Reply();
2362 $reply->notice_id = $this->id;
2364 if ($reply->find()) {
2365 while($reply->fetch()) {
2366 self::blow('reply:stream:%d', $reply->profile_id);
2374 function clearLocation()
2376 $loc = new Notice_location();
2377 $loc->notice_id = $this->id;
2384 function clearFiles()
2386 $f2p = new File_to_post();
2388 $f2p->post_id = $this->id;
2391 while ($f2p->fetch()) {
2395 // FIXME: decide whether to delete File objects
2396 // ...and related (actual) files
2399 function clearRepeats()
2401 $repeatNotice = new Notice();
2402 $repeatNotice->repeat_of = $this->id;
2404 //Null any notices that are repeats of this notice
2406 if ($repeatNotice->find()) {
2407 while ($repeatNotice->fetch()) {
2408 $orig = clone($repeatNotice);
2409 $repeatNotice->repeat_of = null;
2410 $repeatNotice->update($orig);
2415 function clearTags()
2417 $tag = new Notice_tag();
2418 $tag->notice_id = $this->id;
2421 while ($tag->fetch()) {
2422 self::blow('profile:notice_ids_tagged:%d:%s', $this->profile_id, Cache::keyize($tag->tag));
2423 self::blow('profile:notice_ids_tagged:%d:%s;last', $this->profile_id, Cache::keyize($tag->tag));
2424 self::blow('notice_tag:notice_ids:%s', Cache::keyize($tag->tag));
2425 self::blow('notice_tag:notice_ids:%s;last', Cache::keyize($tag->tag));
2433 function clearGroupInboxes()
2435 $gi = new Group_inbox();
2437 $gi->notice_id = $this->id;
2440 while ($gi->fetch()) {
2441 self::blow('user_group:notice_ids:%d', $gi->group_id);
2449 function distribute()
2451 // We always insert for the author so they don't
2453 Event::handle('StartNoticeDistribute', array($this));
2455 // If there's a failure, we want to _force_
2456 // distribution at this point.
2458 $json = json_encode((object)array('id' => $this->getID(),
2461 $qm = QueueManager::get();
2462 $qm->enqueue($json, 'distrib');
2463 } catch (Exception $e) {
2464 // If the exception isn't transient, this
2465 // may throw more exceptions as DQH does
2466 // its own enqueueing. So, we ignore them!
2468 $handler = new DistribQueueHandler();
2469 $handler->handle($this);
2470 } catch (Exception $e) {
2471 common_log(LOG_ERR, "emergency redistribution resulted in " . $e->getMessage());
2473 // Re-throw so somebody smarter can handle it.
2480 $result = parent::insert();
2482 if ($result === false) {
2483 common_log_db_error($this, 'INSERT', __FILE__);
2484 // TRANS: Server exception thrown when a stored object entry cannot be saved.
2485 throw new ServerException('Could not save Notice');
2488 // Profile::hasRepeated() abuses pkeyGet(), so we
2489 // have to clear manually
2490 if (!empty($this->repeat_of)) {
2491 $c = self::memcache();
2493 $ck = self::multicacheKey('Notice',
2494 array('profile_id' => $this->profile_id,
2495 'repeat_of' => $this->repeat_of));
2500 // Update possibly ID-dependent columns: URI, conversation
2501 // (now that INSERT has added the notice's local id)
2502 $orig = clone($this);
2505 // We can only get here if it's a local notice, since remote notices
2506 // should've bailed out earlier due to lacking a URI.
2507 if (empty($this->uri)) {
2508 $this->uri = sprintf('%s%s=%d:%s=%s',
2510 'noticeId', $this->id,
2511 'objectType', $this->getObjectType(true));
2515 if ($changed && $this->update($orig) === false) {
2516 common_log_db_error($notice, 'UPDATE', __FILE__);
2517 // TRANS: Server exception thrown when a notice cannot be updated.
2518 throw new ServerException(_('Problem saving notice.'));
2521 $this->blowOnInsert();
2527 * Get the source of the notice
2529 * @return Notice_source $ns A notice source object. 'code' is the only attribute
2530 * guaranteed to be populated.
2532 function getSource()
2534 if (empty($this->source)) {
2538 $ns = new Notice_source();
2539 switch ($this->source) {
2546 $ns->code = $this->source;
2549 $ns = Notice_source::getKV($this->source);
2551 $ns = new Notice_source();
2552 $ns->code = $this->source;
2553 $app = Oauth_application::getKV('name', $this->source);
2555 $ns->name = $app->name;
2556 $ns->url = $app->source_url;
2566 * Determine whether the notice was locally created
2568 * @return boolean locality
2571 public function isLocal()
2573 $is_local = intval($this->is_local);
2574 return ($is_local === self::LOCAL_PUBLIC || $is_local === self::LOCAL_NONPUBLIC);
2577 public function getScope()
2579 return intval($this->scope);
2582 public function isRepeat()
2584 return !empty($this->repeat_of);
2588 * Get the list of hash tags saved with this notice.
2590 * @return array of strings
2592 public function getTags()
2596 $keypart = sprintf('notice:tags:%d', $this->id);
2598 $tagstr = self::cacheGet($keypart);
2600 if ($tagstr !== false) {
2601 $tags = explode(',', $tagstr);
2603 $tag = new Notice_tag();
2604 $tag->notice_id = $this->id;
2606 while ($tag->fetch()) {
2607 $tags[] = $tag->tag;
2610 self::cacheSet($keypart, implode(',', $tags));
2616 static private function utcDate($dt)
2618 $dateStr = date('d F Y H:i:s', strtotime($dt));
2619 $d = new DateTime($dateStr, new DateTimeZone('UTC'));
2620 return $d->format(DATE_W3C);
2624 * Look up the creation timestamp for a given notice ID, even
2625 * if it's been deleted.
2628 * @return mixed string recorded creation timestamp, or false if can't be found
2630 public static function getAsTimestamp($id)
2633 throw new EmptyIdException('Notice');
2637 if (Event::handle('GetNoticeSqlTimestamp', array($id, &$timestamp))) {
2638 // getByID throws exception if $id isn't found
2639 $notice = Notice::getByID($id);
2640 $timestamp = $notice->created;
2643 if (empty($timestamp)) {
2644 throw new ServerException('No timestamp found for Notice with id=='._ve($id));
2650 * Build an SQL 'where' fragment for timestamp-based sorting from a since_id
2651 * parameter, matching notices posted after the given one (exclusive).
2653 * If the referenced notice can't be found, will return false.
2656 * @param string $idField
2657 * @param string $createdField
2658 * @return mixed string or false if no match
2660 public static function whereSinceId($id, $idField='id', $createdField='created')
2663 $since = Notice::getAsTimestamp($id);
2664 } catch (Exception $e) {
2667 return sprintf("($createdField = '%s' and $idField > %d) or ($createdField > '%s')", $since, $id, $since);
2671 * Build an SQL 'where' fragment for timestamp-based sorting from a since_id
2672 * parameter, matching notices posted after the given one (exclusive), and
2673 * if necessary add it to the data object's query.
2675 * @param DB_DataObject $obj
2677 * @param string $idField
2678 * @param string $createdField
2679 * @return mixed string or false if no match
2681 public static function addWhereSinceId(DB_DataObject $obj, $id, $idField='id', $createdField='created')
2683 $since = self::whereSinceId($id, $idField, $createdField);
2685 $obj->whereAdd($since);
2690 * Build an SQL 'where' fragment for timestamp-based sorting from a max_id
2691 * parameter, matching notices posted before the given one (inclusive).
2693 * If the referenced notice can't be found, will return false.
2696 * @param string $idField
2697 * @param string $createdField
2698 * @return mixed string or false if no match
2700 public static function whereMaxId($id, $idField='id', $createdField='created')
2703 $max = Notice::getAsTimestamp($id);
2704 } catch (Exception $e) {
2707 return sprintf("($createdField < '%s') or ($createdField = '%s' and $idField <= %d)", $max, $max, $id);
2711 * Build an SQL 'where' fragment for timestamp-based sorting from a max_id
2712 * parameter, matching notices posted before the given one (inclusive), and
2713 * if necessary add it to the data object's query.
2715 * @param DB_DataObject $obj
2717 * @param string $idField
2718 * @param string $createdField
2719 * @return mixed string or false if no match
2721 public static function addWhereMaxId(DB_DataObject $obj, $id, $idField='id', $createdField='created')
2723 $max = self::whereMaxId($id, $idField, $createdField);
2725 $obj->whereAdd($max);
2731 return (($this->is_local != Notice::LOCAL_NONPUBLIC) &&
2732 ($this->is_local != Notice::GATEWAY));
2736 * Check that the given profile is allowed to read, respond to, or otherwise
2737 * act on this notice.
2739 * The $scope member is a bitmask of scopes, representing a logical AND of the
2740 * scope requirement. So, 0x03 (Notice::ADDRESSEE_SCOPE | Notice::SITE_SCOPE) means
2741 * "only visible to people who are mentioned in the notice AND are users on this site."
2742 * Users on the site who are not mentioned in the notice will not be able to see the
2745 * @param Profile $profile The profile to check; pass null to check for public/unauthenticated users.
2747 * @return boolean whether the profile is in the notice's scope
2749 function inScope($profile)
2751 if (is_null($profile)) {
2752 $keypart = sprintf('notice:in-scope-for:%d:null', $this->id);
2754 $keypart = sprintf('notice:in-scope-for:%d:%d', $this->id, $profile->id);
2757 $result = self::cacheGet($keypart);
2759 if ($result === false) {
2761 if (Event::handle('StartNoticeInScope', array($this, $profile, &$bResult))) {
2762 $bResult = $this->_inScope($profile);
2763 Event::handle('EndNoticeInScope', array($this, $profile, &$bResult));
2765 $result = ($bResult) ? 1 : 0;
2766 self::cacheSet($keypart, $result, 0, 300);
2769 return ($result == 1) ? true : false;
2772 protected function _inScope($profile)
2774 $scope = is_null($this->scope) ? self::defaultScope() : $this->getScope();
2776 if ($scope === 0 && !$this->getProfile()->isPrivateStream()) { // Not scoping, so it is public.
2777 return !$this->isHiddenSpam($profile);
2780 // If there's scope, anon cannot be in scope
2781 if (empty($profile)) {
2785 // Author is always in scope
2786 if ($this->profile_id == $profile->id) {
2790 // Only for users on this site
2791 if (($scope & Notice::SITE_SCOPE) && !$profile->isLocal()) {
2795 // Only for users mentioned in the notice
2796 if ($scope & Notice::ADDRESSEE_SCOPE) {
2798 $reply = Reply::pkeyGet(array('notice_id' => $this->id,
2799 'profile_id' => $profile->id));
2801 if (!$reply instanceof Reply) {
2806 // Only for members of the given group
2807 if ($scope & Notice::GROUP_SCOPE) {
2809 // XXX: just query for the single membership
2811 $groups = $this->getGroups();
2815 foreach ($groups as $group) {
2816 if ($profile->isMember($group)) {
2827 if ($scope & Notice::FOLLOWER_SCOPE || $this->getProfile()->isPrivateStream()) {
2829 if (!Subscription::exists($profile, $this->getProfile())) {
2834 return !$this->isHiddenSpam($profile);
2837 function isHiddenSpam($profile) {
2839 // Hide posts by silenced users from everyone but moderators.
2841 if (common_config('notice', 'hidespam')) {
2844 $author = $this->getProfile();
2845 } catch(Exception $e) {
2846 // If we can't get an author, keep it hidden.
2847 // XXX: technically not spam, but, whatever.
2851 if ($author->hasRole(Profile_role::SILENCED)) {
2852 if (!$profile instanceof Profile || (($profile->id !== $author->id) && (!$profile->hasRight(Right::REVIEWSPAM)))) {
2861 public function hasParent()
2865 } catch (NoParentNoticeException $e) {
2871 public function getParent()
2873 $reply_to_id = null;
2875 if (empty($this->reply_to)) {
2876 throw new NoParentNoticeException($this);
2879 // The reply_to ID in the table Notice could exist with a number
2880 // however, the replied to notice might not exist in the database.
2881 // Thus we need to catch the exception and throw the NoParentNoticeException else
2882 // the timeline will not display correctly.
2884 $reply_to_id = self::getByID($this->reply_to);
2885 } catch(Exception $e){
2886 throw new NoParentNoticeException($this);
2889 return $reply_to_id;
2893 * Magic function called at serialize() time.
2895 * We use this to drop a couple process-specific references
2896 * from DB_DataObject which can cause trouble in future
2899 * @return array of variable names to include in serialization.
2904 $vars = parent::__sleep();
2905 $skip = array('_profile', '_groups', '_attachments', '_faves', '_replies', '_repeats');
2906 return array_diff($vars, $skip);
2909 static function defaultScope()
2911 $scope = common_config('notice', 'defaultscope');
2912 if (is_null($scope)) {
2913 if (common_config('site', 'private')) {
2922 static function fillProfiles($notices)
2924 $map = self::getProfiles($notices);
2925 foreach ($notices as $entry=>$notice) {
2927 if (array_key_exists($notice->profile_id, $map)) {
2928 $notice->_setProfile($map[$notice->profile_id]);
2930 } catch (NoProfileException $e) {
2931 common_log(LOG_WARNING, "Failed to fill profile in Notice with non-existing entry for profile_id: {$e->profile_id}");
2932 unset($notices[$entry]);
2936 return array_values($map);
2939 static function getProfiles(&$notices)
2942 foreach ($notices as $notice) {
2943 $ids[] = $notice->profile_id;
2945 $ids = array_unique($ids);
2946 return Profile::pivotGet('id', $ids);
2949 static function fillGroups(&$notices)
2951 $ids = self::_idsOf($notices);
2952 $gis = Group_inbox::listGet('notice_id', $ids);
2955 foreach ($gis as $id => $gi) {
2958 $gids[] = $g->group_id;
2962 $gids = array_unique($gids);
2963 $group = User_group::pivotGet('id', $gids);
2964 foreach ($notices as $notice)
2967 $gi = $gis[$notice->id];
2968 foreach ($gi as $g) {
2969 $grps[] = $group[$g->group_id];
2971 $notice->_setGroups($grps);
2975 static function _idsOf(array &$notices)
2978 foreach ($notices as $notice) {
2979 $ids[$notice->id] = true;
2981 return array_keys($ids);
2984 static function fillAttachments(&$notices)
2986 $ids = self::_idsOf($notices);
2987 $f2pMap = File_to_post::listGet('post_id', $ids);
2989 foreach ($f2pMap as $noticeId => $f2ps) {
2990 foreach ($f2ps as $f2p) {
2991 $fileIds[] = $f2p->file_id;
2995 $fileIds = array_unique($fileIds);
2996 $fileMap = File::pivotGet('id', $fileIds);
2997 foreach ($notices as $notice)
3000 $f2ps = $f2pMap[$notice->id];
3001 foreach ($f2ps as $f2p) {
3002 $files[] = $fileMap[$f2p->file_id];
3004 $notice->_setAttachments($files);
3008 static function fillReplies(&$notices)
3010 $ids = self::_idsOf($notices);
3011 $replyMap = Reply::listGet('notice_id', $ids);
3012 foreach ($notices as $notice) {
3013 $replies = $replyMap[$notice->id];
3015 foreach ($replies as $reply) {
3016 $ids[] = $reply->profile_id;
3018 $notice->_setReplies($ids);
3022 static public function beforeSchemaUpdate()
3024 $table = strtolower(get_called_class());
3025 $schema = Schema::get();
3026 $schemadef = $schema->getTableDef($table);
3028 // 2015-09-04 We move Notice location data to Notice_location
3029 // First we see if we have to do this at all
3030 if (!isset($schemadef['fields']['lat'])
3031 && !isset($schemadef['fields']['lon'])
3032 && !isset($schemadef['fields']['location_id'])
3033 && !isset($schemadef['fields']['location_ns'])) {
3034 // We have already removed the location fields, so no need to migrate.
3037 // Then we make sure the Notice_location table is created!
3038 $schema->ensureTable('notice_location', Notice_location::schemaDef());
3040 // Then we continue on our road to migration!
3041 echo "\nFound old $table table, moving location data to 'notice_location' table... (this will probably take a LONG time, but can be aborted and continued)";
3043 $notice = new Notice();
3044 $notice->query(sprintf('SELECT id, lat, lon, location_id, location_ns FROM %1$s ' .
3045 'WHERE lat IS NOT NULL ' .
3046 'OR lon IS NOT NULL ' .
3047 'OR location_id IS NOT NULL ' .
3048 'OR location_ns IS NOT NULL',
3049 $schema->quoteIdentifier($table)));
3050 print "\nFound {$notice->N} notices with location data, inserting";
3051 while ($notice->fetch()) {
3052 $notloc = Notice_location::getKV('notice_id', $notice->id);
3053 if ($notloc instanceof Notice_location) {
3057 $notloc = new Notice_location();
3058 $notloc->notice_id = $notice->id;
3059 $notloc->lat= $notice->lat;
3060 $notloc->lon= $notice->lon;
3061 $notloc->location_id= $notice->location_id;
3062 $notloc->location_ns= $notice->location_ns;