MIF_E31222691/system/session/db.php

76 lines
1.3 KiB
PHP

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