Subversion-Projekte lars-tiefland.ci

<?php
/**
 * CodeIgniter
 *
 * An open source application development framework for PHP
 *
 * This content is released under the MIT License (MIT)
 *
 * Copyright (c) 2014 - 2018, 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. (https://ellislab.com/)
 * @copyright   Copyright (c) 2014 - 2018, British Columbia Institute of Technology (http://bcit.ca/)
 * @license     http://opensource.org/licenses/MIT      MIT License
 * @link        https://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;
        }

}