user_id = $profile->id; $fave->notice_id = $notice->id; if (!$fave->insert()) { common_log_db_error($fave, 'INSERT', __FILE__); return false; } self::blow('fave:by_notice', $fave->notice_id); Event::handle('EndFavorNotice', array($profile, $notice)); } return $fave; } function delete() { $profile = Profile::staticGet('id', $this->user_id); $notice = Notice::staticGet('id', $this->notice_id); $result = null; if (Event::handle('StartDisfavorNotice', array($profile, $notice, &$result))) { $result = parent::delete(); self::blow('fave:by_notice', $this->notice_id); if ($result) { Event::handle('EndDisfavorNotice', array($profile, $notice)); } } return $result; } function pkeyGet($kv) { return Memcached_DataObject::pkeyGet('Fave', $kv); } function stream($user_id, $offset=0, $limit=NOTICES_PER_PAGE, $own=false, $since_id=0, $max_id=0) { $ids = Notice::stream(array('Fave', '_streamDirect'), array($user_id, $own), ($own) ? 'fave:ids_by_user_own:'.$user_id : 'fave:ids_by_user:'.$user_id, $offset, $limit, $since_id, $max_id); return $ids; } /** * Note that the sorting for this is by order of *fave* not order of *notice*. * * @fixme add since_id, max_id support? * * @param $user_id * @param $own * @param $offset * @param $limit * @param $since_id * @param $max_id * @return */ function _streamDirect($user_id, $own, $offset, $limit, $since_id, $max_id) { $fav = new Fave(); $qry = null; if ($own) { $qry = 'SELECT fave.* FROM fave '; $qry .= 'WHERE fave.user_id = ' . $user_id . ' '; } else { $qry = 'SELECT fave.* FROM fave '; $qry .= 'INNER JOIN notice ON fave.notice_id = notice.id '; $qry .= 'WHERE fave.user_id = ' . $user_id . ' '; $qry .= 'AND notice.is_local != ' . Notice::GATEWAY . ' '; } if ($since_id != 0) { $qry .= 'AND notice_id > ' . $since_id . ' '; } if ($max_id != 0) { $qry .= 'AND notice_id <= ' . $max_id . ' '; } // NOTE: we sort by fave time, not by notice time! $qry .= 'ORDER BY modified DESC '; if (!is_null($offset)) { $qry .= "LIMIT $limit OFFSET $offset"; } $fav->query($qry); $ids = array(); while ($fav->fetch()) { $ids[] = $fav->notice_id; } $fav->free(); unset($fav); return $ids; } function asActivity() { $notice = Notice::staticGet('id', $this->notice_id); $profile = Profile::staticGet('id', $this->user_id); $act = new Activity(); $act->verb = ActivityVerb::FAVORITE; // FIXME: rationalize this with URL below $act->id = TagURI::mint('favor:%d:%d:%s', $profile->id, $notice->id, common_date_iso8601($this->modified)); $act->time = strtotime($this->modified); // TRANS: Activity title when marking a notice as favorite. $act->title = _("Favor"); // TRANS: Ntofication given when a user marks a notice as favorite. // TRANS: %1$s is a user nickname or full name, %2$s is a notice URI. $act->content = sprintf(_('%1$s marked notice %2$s as a favorite.'), $profile->getBestName(), $notice->uri); $act->actor = ActivityObject::fromProfile($profile); $act->objects[] = ActivityObject::fromNotice($notice); $url = common_local_url('AtomPubShowFavorite', array('profile' => $this->user_id, 'notice' => $this->notice_id)); $act->selfLink = $url; $act->editLink = $url; return $act; } /** * Fetch a stream of favorites by profile * * @param integer $profileId Profile that faved * @param integer $offset Offset from last * @param integer $limit Number to get * * @return mixed stream of faves, use fetch() to iterate * * @todo Cache results * @todo integrate with Fave::stream() */ static function byProfile($profileId, $offset, $limit) { $fav = new Fave(); $fav->user_id = $profileId; $fav->orderBy('modified DESC'); $fav->limit($offset, $limit); $fav->find(); return $fav; } /** * Grab a list of profile who have favored this notice. * * @return ArrayWrapper masquerading as a Fave */ static function byNotice($noticeId) { $c = self::memcache(); $key = Cache::key('fave:by_notice', $noticeId); $wrapper = $c->get($key); if (!$wrapper) { // @fixme caching & scalability! $fave = new Fave(); $fave->notice_id = $noticeId; $fave->find(); $profiles = array(); while ($fave->fetch()) { $list[] = clone($fave); } $wrapper = new ArrayWrapper($list); $c->set($key, $wrapper); } return $wrapper; } }