2009-12-30 15:02:46 +09:00
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<?php
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/**
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* StatusNet, the distributed open-source microblogging tool
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*
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* Data class for user location preferences
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*
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* PHP version 5
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*
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* LICENCE: This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* @category Data
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @copyright 2009 StatusNet Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://status.net/
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*/
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require_once INSTALLDIR.'/classes/Memcached_DataObject.php';
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2011-08-23 06:52:02 +09:00
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class Inbox extends Managed_DataObject
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2009-12-30 15:02:46 +09:00
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{
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2009-12-31 04:06:07 +09:00
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const BOXCAR = 128;
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2010-02-05 07:50:20 +09:00
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const MAX_NOTICES = 1024;
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2009-12-31 04:06:07 +09:00
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2009-12-30 15:02:46 +09:00
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###START_AUTOCODE
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/* the code below is auto generated do not remove the above tag */
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public $__table = 'inbox'; // table name
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public $user_id; // int(4) primary_key not_null
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public $notice_ids; // blob
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/* Static get */
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function staticGet($k,$v=NULL) { return Memcached_DataObject::staticGet('Inbox',$k,$v); }
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/* the code above is auto generated do not remove the tag below */
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###END_AUTOCODE
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2011-08-23 06:52:02 +09:00
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public static function schemaDef()
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{
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return array(
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'fields' => array(
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'user_id' => array('type' => 'int', 'not null' => true, 'description' => 'user receiving the notice'),
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'notice_ids' => array('type' => 'blob', 'description' => 'packed list of notice ids'),
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),
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'primary key' => array('user_id'),
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'foreign keys' => array(
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'inbox_user_id_fkey' => array('user', array('user_id' => 'id')),
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),
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);
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}
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2009-12-30 15:02:46 +09:00
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function sequenceKey()
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{
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return array(false, false, false);
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}
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2009-12-31 04:06:07 +09:00
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2010-01-10 03:01:07 +09:00
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/**
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* Create a new inbox from existing Notice_inbox stuff
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*/
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static function initialize($user_id)
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2010-01-14 09:26:46 +09:00
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{
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$inbox = Inbox::fromNoticeInbox($user_id);
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unset($inbox->fake);
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$result = $inbox->insert();
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if (!$result) {
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common_log_db_error($inbox, 'INSERT', __FILE__);
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return null;
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}
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return $inbox;
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}
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static function fromNoticeInbox($user_id)
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2009-12-31 04:06:07 +09:00
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{
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2010-01-10 03:01:07 +09:00
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$ids = array();
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$ni = new Notice_inbox();
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$ni->user_id = $user_id;
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$ni->selectAdd();
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$ni->selectAdd('notice_id');
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$ni->orderBy('notice_id DESC');
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2010-02-05 07:50:20 +09:00
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$ni->limit(0, self::MAX_NOTICES);
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2010-01-10 03:01:07 +09:00
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if ($ni->find()) {
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while($ni->fetch()) {
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$ids[] = $ni->notice_id;
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}
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}
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$ni->free();
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unset($ni);
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2009-12-31 04:06:07 +09:00
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$inbox = new Inbox();
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2010-01-10 03:01:07 +09:00
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$inbox->user_id = $user_id;
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2010-04-03 07:39:43 +09:00
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$inbox->pack($ids);
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2010-01-14 09:26:46 +09:00
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$inbox->fake = true;
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2010-01-10 03:01:07 +09:00
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return $inbox;
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}
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2010-04-03 07:39:43 +09:00
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/**
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* Append the given notice to the given user's inbox.
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* Caching updates are managed for the inbox itself.
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*
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* If the notice is already in this inbox, the second
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* add will be silently dropped.
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*
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* @param int @user_id
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* @param int $notice_id
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* @return boolean success
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*/
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2010-01-10 03:01:07 +09:00
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static function insertNotice($user_id, $notice_id)
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{
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2010-09-29 06:21:09 +09:00
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// Going straight to the DB rather than trusting our caching
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// during an update. Note: not using DB_DataObject::staticGet,
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// which is unsafe to use directly (in-process caching causes
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// memory leaks, which accumulate in queue processes).
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2010-06-02 05:53:44 +09:00
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$inbox = new Inbox();
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if (!$inbox->get('user_id', $user_id)) {
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2010-01-10 03:01:07 +09:00
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$inbox = Inbox::initialize($user_id);
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}
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if (empty($inbox)) {
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return false;
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}
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2010-04-03 07:39:43 +09:00
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$ids = $inbox->unpack();
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if (in_array(intval($notice_id), $ids)) {
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// Already in there, we probably re-ran some inbox adds
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// due to an error. Skip the dupe silently.
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return true;
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}
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2010-01-10 03:01:07 +09:00
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$result = $inbox->query(sprintf('UPDATE inbox '.
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'set notice_ids = concat(cast(0x%08x as binary(4)), '.
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2010-02-05 07:50:20 +09:00
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'substr(notice_ids, 1, %d)) '.
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2010-01-10 03:01:07 +09:00
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'WHERE user_id = %d',
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2010-02-05 07:50:20 +09:00
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$notice_id,
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4 * (self::MAX_NOTICES - 1),
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$user_id));
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2010-01-10 03:01:07 +09:00
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if ($result) {
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2010-01-26 08:08:21 +09:00
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self::blow('inbox:user_id:%d', $user_id);
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2010-01-10 03:01:07 +09:00
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}
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return $result;
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2009-12-31 04:06:07 +09:00
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}
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static function bulkInsert($notice_id, $user_ids)
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{
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2010-01-10 03:26:50 +09:00
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foreach ($user_ids as $user_id)
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{
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Inbox::insertNotice($user_id, $notice_id);
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2009-12-31 04:06:07 +09:00
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}
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}
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2010-04-03 07:39:43 +09:00
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/**
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* Saves a list of integer notice_ids into a packed blob in this object.
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* @param array $ids list of integer notice_ids
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*/
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2011-04-08 03:52:44 +09:00
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function pack(array $ids)
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2010-04-03 07:39:43 +09:00
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{
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$this->notice_ids = call_user_func_array('pack', array_merge(array('N*'), $ids));
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}
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/**
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* @return array of integer notice_ids
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*/
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2011-04-08 03:52:44 +09:00
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function unpack()
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2010-04-03 07:39:43 +09:00
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{
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return unpack('N*', $this->notice_ids);
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}
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2009-12-30 15:02:46 +09:00
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}
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