video/system/libraries/Cache/drivers/Cache_dummy.php

   1 <?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
   2 /**
   3  * CodeIgniter
   4  *
   5  * An open source application development framework for PHP 4.3.2 or newer
   6  *
   7  * @package             CodeIgniter
   8  * @author              ExpressionEngine Dev Team
   9  * @copyright   Copyright (c) 2006 - 2012 EllisLab, Inc.
  10  * @license             http://codeigniter.com/user_guide/license.html
  11  * @link                http://codeigniter.com
  12  * @since               Version 2.0
  13  * @filesource
  14  */
  15
  16 // ------------------------------------------------------------------------
  17
  18 /**
  19  * CodeIgniter Dummy Caching Class
  20  *
  21  * @package             CodeIgniter
  22  * @subpackage  Libraries
  23  * @category    Core
  24  * @author              ExpressionEngine Dev Team
  25  * @link
  26  */
  27
  28 class CI_Cache_dummy extends CI_Driver {
  29
  30         /**
  31          * Get
  32          *
  33          * Since this is the dummy class, it's always going to return FALSE.
  34          *
  35          * @param       string
  36          * @return      Boolean         FALSE
  37          */
  38         public function get($id)
  39         {
  40                 return FALSE;
  41         }
  42
  43         // ------------------------------------------------------------------------
  44
  45         /**
  46          * Cache Save
  47          *
  48          * @param       string          Unique Key
  49          * @param       mixed           Data to store
  50          * @param       int                     Length of time (in seconds) to cache the data
  51          *
  52          * @return      boolean         TRUE, Simulating success
  53          */
  54         public function save($id, $data, $ttl = 60)
  55         {
  56                 return TRUE;
  57         }
  58
  59         // ------------------------------------------------------------------------
  60
  61         /**
  62          * Delete from Cache
  63          *
  64          * @param       mixed           unique identifier of the item in the cache
  65          * @param       boolean         TRUE, simulating success
  66          */
  67         public function delete($id)
  68         {
  69                 return TRUE;
  70         }
  71
  72         // ------------------------------------------------------------------------
  73
  74         /**
  75          * Clean the cache
  76          *
  77          * @return      boolean         TRUE, simulating success
  78          */
  79         public function clean()
  80         {
  81                 return TRUE;
  82         }
  83
  84         // ------------------------------------------------------------------------
  85
  86         /**
  87          * Cache Info
  88          *
  89          * @param       string          user/filehits
  90          * @return      boolean         FALSE
  91          */
  92          public function cache_info($type = NULL)
  93          {
  94                  return FALSE;
  95          }
  96
  97         // ------------------------------------------------------------------------
  98
  99         /**
 100          * Get Cache Metadata
 101          *
 102          * @param       mixed           key to get cache metadata on
 103          * @return      boolean         FALSE
 104          */
 105         public function get_metadata($id)
 106         {
 107                 return FALSE;
 108         }
 109
 110         // ------------------------------------------------------------------------
 111
 112         /**
 113          * Is this caching driver supported on the system?
 114          * Of course this one is.
 115          *
 116          * @return TRUE;
 117          */
 118         public function is_supported()
 119         {
 120                 return TRUE;
 121         }
 122
 123         // ------------------------------------------------------------------------
 124
 125 }
 126 // End Class
 127
 128 /* End of file Cache_dummy.php */
 129 /* Location: ./system/libraries/Cache/drivers/Cache_dummy.php */