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70 lines
2.0 KiB
70 lines
2.0 KiB
<?php
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/**
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* @copyright NetMonsters <team@netmonsters.ru>
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* @link http://netmonsters.ru
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* @package Majestic
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* @subpackage Session
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* @since 2010-02-28
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* @version SVN: $Id$
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* @filesource $URL$
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*/
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class SessionModel extends Model
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{
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protected $life_time;
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public function __construct()
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{
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parent::__construct();
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$this->life_time = get_cfg_var('session.gc_maxlifetime');
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}
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/* Session handler methods */
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public function open($save_path, $sess_name)
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{
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return true;
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}
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public function close()
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{
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return true;
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}
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public function read($id)
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{
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$sql = 'SELECT `data` FROM ' . $this->table() . ' WHERE `id`=? AND `expires` > UNIX_TIMESTAMP()';
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return (string) $this->fetchField($sql, $id, 'data');
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}
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public function write($id, $data)
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{
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preg_match('/user\|.+s:2:"id";s:(\d+):"(\d+)"/', $data, $match);
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$user_id = empty($match) ? 0 : (int) $match[2];
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$sql = 'INSERT INTO ' . $this->table() . ' (`id`, `expires`, `user_id`, `data`)'
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. ' VALUES(' . $this->quote($id) . ', UNIX_TIMESTAMP() + ' . (int) $this->life_time . ', ' . $user_id . ', ' . $this->quote($data) . ')'
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. ' ON DUPLICATE KEY UPDATE `expires`=UNIX_TIMESTAMP() + ' . (int) $this->life_time . ', `user_id`=' . $user_id . ', `data`=' . $this->quote($data);
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$affected = $this->db->query($sql)->affectedRows();
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return (bool) ($this->getInsertId()) ? $this->getInsertId() : $affected;
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}
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public function destroy($id)
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{
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return (bool) $this->db->delete($this->table(false), array('`id`=?' => (string) $id));
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}
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public function gc($max_life_time)
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{
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return (bool) $this->db->delete($this->table(false), '`expires` < UNIX_TIMESTAMP()');
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}
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/* End of Session handler methods */
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public function destroyByUserId($user_id)
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{
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return $this->db->delete($this->table(false), array('`user_id`=?' => $user_id));
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}
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}
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