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<?php
/**
* Copyright (c) 2013 Robin Appelman <icewind@owncloud.com>
* This file is licensed under the Affero General Public License version 3 or
* later.
* See the COPYING-README file.
*/
namespace OC\Session;
/**
* Class Internal
*
* wrap php's internal session handling into the Session interface
*
* @package OC\Session
*/
class Internal extends Session {
public function __construct($name) {
session_name($name);
session_start();
if (!isset($_SESSION)) {
throw new \Exception('Failed to start session');
}
}
public function __destruct() {
$this->close();
}
/**
* @param string $key
* @param integer $value
*/
public function set($key, $value) {
$this->validateSession();
$_SESSION[$key] = $value;
}
/**
* @param string $key
* @return mixed
*/
public function get($key) {
if (!$this->exists($key)) {
return null;
}
return $_SESSION[$key];
}
/**
* @param string $key
* @return bool
*/
public function exists($key) {
return isset($_SESSION[$key]);
}
/**
* @param string $key
*/
public function remove($key) {
if (isset($_SESSION[$key])) {
unset($_SESSION[$key]);
}
}
public function clear() {
session_unset();
@session_regenerate_id(true);
@session_start();
$_SESSION = array();
}
public function close() {
session_write_close();
parent::close();
}
public function reopen() {
throw new \Exception('The session cannot be reopened - reopen() is ony to be used in unit testing.');
}
private function validateSession() {
if ($this->sessionClosed) {
throw new \Exception('Session has been closed - no further changes to the session as allowed');
}
}
}
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