[Summary view] [Print] [Text view]

   1  <?php
   2  /**
   3  *
   4  * @package acm
   5  * @version $Id$
   6  * @copyright (c) 2005, 2009 phpBB Group
   7  * @license http://opensource.org/licenses/gpl-license.php GNU Public License
   8  *
   9  */
  10  
  11  /**
  12  * @ignore
  13  */
  14  if (!defined('IN_PHPBB'))
  15  {
  16      exit;
  17  }
  18  
  19  // Include the abstract base
  20  if (!class_exists('acm_memory'))
  21  {
  22      require("{$phpbb_root_path}includes/acm/acm_memory.$phpEx");
  23  }
  24  
  25  /**
  26  * ACM for APC
  27  * @package acm
  28  */
  29  class acm extends acm_memory
  30  {
  31      var $extension = 'apc';
  32  
  33      /**
  34      * Purge cache data
  35      *
  36      * @return null
  37      */
  38  	function purge()
  39      {
  40          apc_clear_cache('user');
  41  
  42          parent::purge();
  43      }
  44  
  45      /**
  46      * Fetch an item from the cache
  47      *
  48      * @access protected
  49      * @param string $var Cache key
  50      * @return mixed Cached data
  51      */
  52  	function _read($var)
  53      {
  54          return apc_fetch($this->key_prefix . $var);
  55      }
  56  
  57      /**
  58      * Store data in the cache
  59      *
  60      * @access protected
  61      * @param string $var Cache key
  62      * @param mixed $data Data to store
  63      * @param int $ttl Time-to-live of cached data
  64      * @return bool True if the operation succeeded
  65      */
  66  	function _write($var, $data, $ttl = 2592000)
  67      {
  68          return apc_store($this->key_prefix . $var, $data, $ttl);
  69      }
  70  
  71      /**
  72      * Remove an item from the cache
  73      *
  74      * @access protected
  75      * @param string $var Cache key
  76      * @return bool True if the operation succeeded
  77      */
  78  	function _delete($var)
  79      {
  80          return apc_delete($this->key_prefix . $var);
  81      }
  82  }
  83  
  84  ?>