3 * StatusNet, the distributed open-source microblogging tool
5 * Data class for user location preferences
9 * LICENCE: This program is free software: you can redistribute it and/or modify
10 * it under the terms of the GNU Affero General Public License as published by
11 * the Free Software Foundation, either version 3 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU Affero General Public License for more details.
19 * You should have received a copy of the GNU Affero General Public License
20 * along with this program. If not, see <http://www.gnu.org/licenses/>.
24 * @author Evan Prodromou <evan@status.net>
25 * @copyright 2009 StatusNet Inc.
26 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
27 * @link http://status.net/
30 class Inbox extends Managed_DataObject {
32 const MAX_NOTICES = 1024;
35 /* the code below is auto generated do not remove the above tag */
37 public $__table = 'inbox'; // table name
38 public $user_id; // int(4) primary_key not_null
39 public $notice_ids; // blob
41 /* the code above is auto generated do not remove the tag below */
44 public static function schemaDef()
48 'user_id' => array('type' => 'int', 'not null' => true, 'description' => 'user receiving the notice'),
49 'notice_ids' => array('type' => 'blob', 'description' => 'packed list of notice ids'),
51 'primary key' => array('user_id'),
52 'foreign keys' => array(
53 'inbox_user_id_fkey' => array('user', array('user_id' => 'id')),
59 * Append the given notice to the given user's inbox.
60 * Caching updates are managed for the inbox itself.
62 * If the notice is already in this inbox, the second
63 * add will be silently dropped.
66 * @param int $notice_id
67 * @return boolean success
69 static function insertNotice($user_id, $notice_id)
71 // Going straight to the DB rather than trusting our caching
72 // during an update. Note: not using DB_DataObject::staticGet,
73 // which is unsafe to use directly (in-process caching causes
74 // memory leaks, which accumulate in queue processes).
76 $inbox->get('user_id', $user_id);
82 $ids = $inbox->unpack();
83 if (in_array(intval($notice_id), $ids)) {
84 // Already in there, we probably re-ran some inbox adds
85 // due to an error. Skip the dupe silently.
89 $result = $inbox->query(sprintf('UPDATE inbox '.
90 'SET notice_ids = concat(cast(0x%08x as binary(4)), '.
91 'SUBSTR(notice_ids, 1, %d)) '.
94 4 * (self::MAX_NOTICES - 1),
97 if ($result !== false) {
98 self::blow('inbox:user_id:%d', $user_id);
104 static function bulkInsert($notice_id, $user_ids)
106 foreach ($user_ids as $user_id)
108 self::insertNotice($user_id, $notice_id);
113 * Saves a list of integer notice_ids into a packed blob in this object.
114 * @param array $ids list of integer notice_ids
116 function pack(array $ids)
118 $this->notice_ids = call_user_func_array('pack', array_merge(array('N*'), $ids));
122 * @return array of integer notice_ids
126 return unpack('N*', $this->notice_ids);