157 lines
3.5 KiB
PHP
157 lines
3.5 KiB
PHP
<?php
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/**
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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*
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* @author cetra3 <peter@parashift.com.au>
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* @author Christoph Wurst <christoph@owncloud.com>
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* @author Lukas Reschke <lukas@statuscode.ch>
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* @author Morris Jobke <hey@morrisjobke.de>
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* @author Phil Davis <phil.davis@inf.org>
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* @author Robin Appelman <robin@icewind.nl>
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* @author Thomas Müller <thomas.mueller@tmit.eu>
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*
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* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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namespace OC\Session;
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use OCP\Session\Exceptions\SessionNotAvailableException;
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/**
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* Class Internal
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*
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* wrap php's internal session handling into the Session interface
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*
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* @package OC\Session
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*/
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class Internal extends Session {
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/**
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* @param string $name
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* @throws \Exception
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*/
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public function __construct($name) {
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session_name($name);
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set_error_handler(array($this, 'trapError'));
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try {
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session_start();
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} catch (\Exception $e) {
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setcookie(session_name(), null, -1, \OC::$WEBROOT ? : '/');
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}
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restore_error_handler();
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if (!isset($_SESSION)) {
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throw new \Exception('Failed to start session');
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}
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}
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/**
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* @param string $key
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* @param integer $value
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*/
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public function set($key, $value) {
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$this->validateSession();
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$_SESSION[$key] = $value;
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}
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/**
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* @param string $key
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* @return mixed
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*/
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public function get($key) {
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if (!$this->exists($key)) {
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return null;
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}
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return $_SESSION[$key];
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}
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/**
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* @param string $key
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* @return bool
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*/
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public function exists($key) {
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return isset($_SESSION[$key]);
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}
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/**
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* @param string $key
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*/
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public function remove($key) {
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if (isset($_SESSION[$key])) {
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unset($_SESSION[$key]);
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}
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}
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public function clear() {
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session_unset();
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$this->regenerateId();
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@session_start();
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$_SESSION = array();
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}
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public function close() {
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session_write_close();
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parent::close();
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}
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/**
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* Wrapper around session_regenerate_id
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*
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* @param bool $deleteOldSession Whether to delete the old associated session file or not.
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* @return void
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*/
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public function regenerateId($deleteOldSession = true) {
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@session_regenerate_id($deleteOldSession);
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}
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/**
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* Wrapper around session_id
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*
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* @return string
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* @throws SessionNotAvailableException
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* @since 9.1.0
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*/
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public function getId() {
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$id = @session_id();
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if ($id === '') {
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throw new SessionNotAvailableException();
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}
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return $id;
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}
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/**
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* @throws \Exception
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*/
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public function reopen() {
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throw new \Exception('The session cannot be reopened - reopen() is ony to be used in unit testing.');
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}
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/**
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* @param int $errorNumber
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* @param string $errorString
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* @throws \ErrorException
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*/
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public function trapError($errorNumber, $errorString) {
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throw new \ErrorException($errorString);
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}
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/**
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* @throws \Exception
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*/
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private function validateSession() {
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if ($this->sessionClosed) {
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throw new SessionNotAvailableException('Session has been closed - no further changes to the session are allowed');
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}
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}
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}
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