MIF_E31222691/system/session/driver/db.php

65 lines
1.2 KiB
PHP

<?php namespace System\Session\Driver;
class DB implements \System\Session\Driver {
/**
* Load a session by ID.
*
* @param string $id
* @return array
*/
public function load($id)
{
$session = $this->query()->find($id);
if ( ! is_null($session))
{
return array('id' => $session->id, 'last_activity' => $session->last_activity, 'data' => unserialize($session->data));
}
}
/**
* Save a session.
*
* @param array $session
* @return void
*/
public function save($session)
{
$this->delete($session['id']);
$this->query()->insert(array('id' => $session['id'], 'last_activity' => $session['last_activity'], 'data' => serialize($session['data'])));
}
/**
* Delete a session by ID.
*
* @param string $id
* @return void
*/
public function delete($id)
{
$this->query()->where('id', '=', $id)->delete();
}
/**
* Delete all expired sessions.
*
* @param int $expiration
* @return void
*/
public function sweep($expiration)
{
$this->query()->where('last_activity', '<', $expiration)->delete();
}
/**
* Get a session database query.
*
* @return Query
*/
private function query()
{
return \System\DB::table(\System\Config::get('session.table'));
}
}