90 lines
2.5 KiB
PHP
90 lines
2.5 KiB
PHP
<?php
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/**
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* Cache Session save handler. Allows saving session information into Cache.
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*
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* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
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* Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
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*
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* Licensed under The MIT License
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* For full copyright and license information, please see the LICENSE.txt
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* Redistributions of files must retain the above copyright notice.
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*
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* @copyright Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
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* @link http://cakephp.org CakePHP(tm) Project
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* @package Cake.Model.Datasource.Session
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* @since CakePHP(tm) v 2.0
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* @license http://www.opensource.org/licenses/mit-license.php MIT License
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*/
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App::uses('Cache', 'Cache');
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App::uses('CakeSessionHandlerInterface', 'Model/Datasource/Session');
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/**
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* CacheSession provides method for saving sessions into a Cache engine. Used with CakeSession
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*
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* @package Cake.Model.Datasource.Session
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* @see CakeSession for configuration information.
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*/
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class CacheSession implements CakeSessionHandlerInterface {
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/**
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* Method called on open of a database session.
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*
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* @return boolean Success
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*/
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public function open() {
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return true;
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}
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/**
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* Method called on close of a database session.
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*
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* @return boolean Success
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*/
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public function close() {
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return true;
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}
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/**
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* Method used to read from a database session.
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*
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* @param string $id The key of the value to read
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* @return mixed The value of the key or false if it does not exist
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*/
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public function read($id) {
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return Cache::read($id, Configure::read('Session.handler.config'));
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}
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/**
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* Helper function called on write for database sessions.
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*
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* @param integer $id ID that uniquely identifies session in database
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* @param mixed $data The value of the data to be saved.
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* @return boolean True for successful write, false otherwise.
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*/
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public function write($id, $data) {
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return Cache::write($id, $data, Configure::read('Session.handler.config'));
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}
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/**
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* Method called on the destruction of a database session.
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*
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* @param integer $id ID that uniquely identifies session in cache
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* @return boolean True for successful delete, false otherwise.
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*/
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public function destroy($id) {
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return Cache::delete($id, Configure::read('Session.handler.config'));
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}
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/**
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* Helper function called on gc for cache sessions.
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*
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* @param integer $expires Timestamp (defaults to current time)
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* @return boolean Success
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*/
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public function gc($expires = null) {
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return Cache::gc(Configure::read('Session.handler.config'), $expires);
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}
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}
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