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‎system/index.html

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<!DOCTYPE html>
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<html>
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<head>
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<title>403 Forbidden</title>
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</head>
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<body>
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<p>Directory access is forbidden.</p>
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</body>
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</html>

‎system/libraries/Cache/Cache.php

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<?php
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/**
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* CodeIgniter
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*
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* An open source application development framework for PHP
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*
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* This content is released under the MIT License (MIT)
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*
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* Copyright (c) 2019 - 2022, CodeIgniter Foundation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* @package CodeIgniter
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* @author EllisLab Dev Team
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* @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/)
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* @copyright Copyright (c) 2014 - 2019, British Columbia Institute of Technology (https://bcit.ca/)
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* @copyright Copyright (c) 2019 - 2022, CodeIgniter Foundation (https://codeigniter.com/)
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* @license https://opensource.org/licenses/MIT MIT License
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* @link https://codeigniter.com
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* @since Version 2.0.0
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* @filesource
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*/
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defined('BASEPATH') OR exit('No direct script access allowed');
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/**
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* CodeIgniter Caching Class
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*
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* @package CodeIgniter
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* @subpackage Libraries
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* @category Core
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* @author EllisLab Dev Team
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* @link
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*/
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class CI_Cache extends CI_Driver_Library {
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/**
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* Valid cache drivers
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*
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* @var array
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*/
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protected $valid_drivers = array(
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'apc',
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'dummy',
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'file',
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'memcached',
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'redis',
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'wincache'
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);
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/**
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* Path of cache files (if file-based cache)
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*
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* @var string
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*/
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protected $_cache_path = NULL;
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/**
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* Reference to the driver
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*
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* @var mixed
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*/
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protected $_adapter = 'dummy';
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/**
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* Fallback driver
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*
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* @var string
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*/
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protected $_backup_driver = 'dummy';
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/**
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* Cache key prefix
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*
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* @var string
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*/
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public $key_prefix = '';
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/**
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* Constructor
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*
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* Initialize class properties based on the configuration array.
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*
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* @param array $config = array()
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* @return void
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*/
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public function __construct($config = array())
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{
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isset($config['adapter']) && $this->_adapter = $config['adapter'];
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isset($config['backup']) && $this->_backup_driver = $config['backup'];
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isset($config['key_prefix']) && $this->key_prefix = $config['key_prefix'];
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// If the specified adapter isn't available, check the backup.
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if ( ! $this->is_supported($this->_adapter))
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{
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if ( ! $this->is_supported($this->_backup_driver))
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{
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// Backup isn't supported either. Default to 'Dummy' driver.
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log_message('error', 'Cache adapter "'.$this->_adapter.'" and backup "'.$this->_backup_driver.'" are both unavailable. Cache is now using "Dummy" adapter.');
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$this->_adapter = 'dummy';
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}
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else
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{
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// Backup is supported. Set it to primary.
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log_message('debug', 'Cache adapter "'.$this->_adapter.'" is unavailable. Falling back to "'.$this->_backup_driver.'" backup adapter.');
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$this->_adapter = $this->_backup_driver;
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}
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}
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}
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// ------------------------------------------------------------------------
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/**
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* Get
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*
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* Look for a value in the cache. If it exists, return the data
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* if not, return FALSE
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*
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* @param string $id
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* @return mixed value matching $id or FALSE on failure
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*/
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public function get($id)
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{
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return $this->{$this->_adapter}->get($this->key_prefix.$id);
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}
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// ------------------------------------------------------------------------
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/**
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* Cache Save
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*
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* @param string $id Cache ID
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* @param mixed $data Data to store
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* @param int $ttl Cache TTL (in seconds)
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* @param bool $raw Whether to store the raw value
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* @return bool TRUE on success, FALSE on failure
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*/
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public function save($id, $data, $ttl = 60, $raw = FALSE)
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{
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return $this->{$this->_adapter}->save($this->key_prefix.$id, $data, $ttl, $raw);
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}
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// ------------------------------------------------------------------------
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/**
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* Delete from Cache
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*
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* @param string $id Cache ID
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* @return bool TRUE on success, FALSE on failure
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*/
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public function delete($id)
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{
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return $this->{$this->_adapter}->delete($this->key_prefix.$id);
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}
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// ------------------------------------------------------------------------
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/**
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* Increment a raw value
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*
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* @param string $id Cache ID
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* @param int $offset Step/value to add
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* @return mixed New value on success or FALSE on failure
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*/
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public function increment($id, $offset = 1)
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{
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return $this->{$this->_adapter}->increment($this->key_prefix.$id, $offset);
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}
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// ------------------------------------------------------------------------
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/**
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* Decrement a raw value
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*
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* @param string $id Cache ID
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* @param int $offset Step/value to reduce by
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* @return mixed New value on success or FALSE on failure
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*/
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public function decrement($id, $offset = 1)
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{
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return $this->{$this->_adapter}->decrement($this->key_prefix.$id, $offset);
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}
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// ------------------------------------------------------------------------
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/**
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* Clean the cache
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*
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* @return bool TRUE on success, FALSE on failure
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*/
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public function clean()
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{
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return $this->{$this->_adapter}->clean();
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}
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// ------------------------------------------------------------------------
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/**
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* Cache Info
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*
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* @param string $type = 'user' user/filehits
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* @return mixed array containing cache info on success OR FALSE on failure
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*/
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public function cache_info($type = 'user')
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{
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return $this->{$this->_adapter}->cache_info($type);
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}
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// ------------------------------------------------------------------------
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/**
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* Get Cache Metadata
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*
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* @param string $id key to get cache metadata on
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* @return mixed cache item metadata
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*/
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public function get_metadata($id)
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{
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return $this->{$this->_adapter}->get_metadata($this->key_prefix.$id);
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}
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// ------------------------------------------------------------------------
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/**
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* Is the requested driver supported in this environment?
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*
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* @param string $driver The driver to test
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* @return array
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*/
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public function is_supported($driver)
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{
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static $support;
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if ( ! isset($support, $support[$driver]))
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{
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$support[$driver] = $this->{$driver}->is_supported();
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}
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return $support[$driver];
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}
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}

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