<?php /** * CodeIgniter * * An open source application development framework for PHP * * This content is released under the MIT License (MIT) * * Copyright (c) 2014 - 2015, British Columbia Institute of Technology * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. * * @package CodeIgniter * @author EllisLab Dev Team * @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (http://ellislab.com/) * @copyright Copyright (c) 2014 - 2015, British Columbia Institute of Technology (http://bcit.ca/) * @license http://opensource.org/licenses/MIT MIT License * @link http://codeigniter.com * @since Version 2.0 * @filesource */ defined('BASEPATH') OR exit('No direct script access allowed'); /** * CodeIgniter Dummy Caching Class * * @package CodeIgniter * @subpackage Libraries * @category Core * @author EllisLab Dev Team * @link */ class CI_Cache_dummy extends CI_Driver { /** * Get * * Since this is the dummy class, it's always going to return FALSE. * * @param string * @return bool FALSE */ public function get($id) { return FALSE; } // ------------------------------------------------------------------------ /** * Cache Save * * @param string Unique Key * @param mixed Data to store * @param int Length of time (in seconds) to cache the data * @param bool Whether to store the raw value * @return bool TRUE, Simulating success */ public function save($id, $data, $ttl = 60, $raw = FALSE) { return TRUE; } // ------------------------------------------------------------------------ /** * Delete from Cache * * @param mixed unique identifier of the item in the cache * @return bool TRUE, simulating success */ public function delete($id) { return TRUE; } // ------------------------------------------------------------------------ /** * Increment a raw value * * @param string $id Cache ID * @param int $offset Step/value to add * @return mixed New value on success or FALSE on failure */ public function increment($id, $offset = 1) { return TRUE; } // ------------------------------------------------------------------------ /** * Decrement a raw value * * @param string $id Cache ID * @param int $offset Step/value to reduce by * @return mixed New value on success or FALSE on failure */ public function decrement($id, $offset = 1) { return TRUE; } // ------------------------------------------------------------------------ /** * Clean the cache * * @return bool TRUE, simulating success */ public function clean() { return TRUE; } // ------------------------------------------------------------------------ /** * Cache Info * * @param string user/filehits * @return bool FALSE */ public function cache_info($type = NULL) { return FALSE; } // ------------------------------------------------------------------------ /** * Get Cache Metadata * * @param mixed key to get cache metadata on * @return bool FALSE */ public function get_metadata($id) { return FALSE; } // ------------------------------------------------------------------------ /** * Is this caching driver supported on the system? * Of course this one is. * * @return bool TRUE */ public function is_supported() { return TRUE; } }