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8baed187 Michal Kliment
<?php defined('SYSPATH') or die('No direct script access.');
/**
* Session cookie driver.
*
* $Id: Cookie.php 1928 2008-02-05 21:00:14Z PugFish $
*
* @package Core
* @author Kohana Team
* @copyright (c) 2007-2008 Kohana Team
* @license http://kohanaphp.com/license.html
*/
class Session_Cookie_Driver implements Session_Driver
{

protected $cookie_name;
protected $encrypt; // Library

public function __construct()
{
if (Config::get('session_name') != '')
{
$this->cookie_name = Config::get('session_name') . '_data';
}
else
{
$this->cookie_name = 'freenetissession_data';
}

if (Config::get('session_encryption'))
{
$this->encrypt = new Encrypt;
}

Log::add('debug', 'Session Cookie Driver Initialized');
}

public function open($path, $name)
{
return TRUE;
}

public function close()
{
return TRUE;
}

public function read($id)
{
$data = (string) cookie::get($this->cookie_name);

if ($data == '')
return $data;

return (Config::get('session_encryption')) ? $this->encrypt->decode($data) : base64_decode($data);
}

public function write($id, $data)
{
$data = (Config::get('session_encryption')) ? $this->encrypt->encode($data) : base64_encode($data);

if (strlen($data) > 4048)
{
Log::add('error', 'Session data exceeds the 4kB limit, ignoring write.');
return FALSE;
}

return cookie::set($this->cookie_name, $data, Config::get('session_expiration'), '/');
}

public function destroy($id)
{
unset($_COOKIE[$this->cookie_name]);

return cookie::delete($this->cookie_name, '/');
}

public function regenerate()
{
session_regenerate_id(TRUE);

// Return new id
return session_id();
}

public function gc($maxlifetime)
{
return TRUE;
}

} // End Session Cookie Driver Class