OpenPNE 3

    id: { type: varbinary(128), notnull: true, primary: true }

    session_data: { type: blob(65532), notnull: true, comment: "Session information" }

    time: { type: integer(4), unsigned: true, notnull: true, comment: "Timestamp" }

    session_lifetime: { type: integer(3), notnull: true, comment: "Lifetime" }

    collate: utf8_bin

    value: 48

<?php

/**

 * This file is part of the OpenPNE package.

 * (c) OpenPNE Project (http://www.openpne.jp/)

 *

 * For the full copyright and license information, please view the LICENSE

 * file and the NOTICE file that were distributed with this source code.

 */

class alterTableSession048 extends opMigration

{

  public function up()

  {

    $conn = Doctrine_Manager::connection();

    $conn->execute('ALTER TABLE session CONVERT TO CHARACTER SET utf8 COLLATE utf8_bin');

    $conn->execute('ALTER TABLE session MODIFY COLUMN `id` varbinary(128) NOT NULL DEFAULT \'\'');

    $conn->execute('ALTER TABLE session MODIFY COLUMN `session_data` blob NOT NULL COMMENT \'Session information\'');

    $conn->execute('ALTER TABLE session MODIFY COLUMN `time` int(10) unsigned NOT NULL COMMENT \'Timestamp\'');

    $columns = $conn->import->listTableColumns('session');

    if (isset($columns['session_lifetime']))

    {

      return;

    }

    $conn->execute('ALTER TABLE session ADD COLUMN `session_lifetime` mediumint(9) NOT NULL COMMENT \'Lifetime\'');

  }

  public function postUp()

  {

    $time = (int) time();

    $lifetime = (int) ini_get('session.gc_maxlifetime');

    $count = Doctrine::getTable('Session')->createQuery()

      ->delete()

      ->where('time < ? - ?', array($time, $lifetime))

      ->execute();

    $this->log(sprintf('DELETED %d sessions', $count));

    $count = Doctrine::getTable('Session')->createQuery()

      ->update()

      ->set('session_lifetime', 'time + ? - ?', array($lifetime, $time))

      ->set('time', '?', $time)

      ->execute();

    $this->log(sprintf('UPDATED %d sessions', $count));

  }

  public function log($str)

  {

    printf('[%s] %s%s', date('Y-m-d H:i:s'), $str, PHP_EOL);

  }

}