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   1  <?PHP
   2  /**
   3   * patTemplate Template cache that stores data in the MMCache Cache
   4   *
   5   * $Id: MMCache.php 10381 2008-06-01 03:35:53Z pasamio $
   6   *
   7   * @package        patTemplate
   8   * @subpackage    Caches
   9   * @author        Mike Valstar <mikevalstar@thrashcorp.com>
  10   */
  11  
  12  // Check to ensure this file is within the rest of the framework
  13  defined('JPATH_BASE') or die();
  14  
  15  /**
  16   * patTemplate Template cache that stores data in the eAccelerator Cache
  17   *
  18   * If the lifetime is set to auto, the cache files will be kept until
  19   * you delete them manually.
  20   *
  21   * $Id: MMCache.php 10381 2008-06-01 03:35:53Z pasamio $
  22   *
  23   * @package        patTemplate
  24   * @subpackage    Caches
  25   * @author        Mike Valstar <mikevalstar@thrashcorp.com>
  26   */
  27  class patTemplate_TemplateCache_MMCache extends patTemplate_TemplateCache
  28  {
  29      /**
  30      * parameters of the cache
  31      *
  32      * @access    private
  33      * @var        array
  34      */
  35     var $_params = array( 'lifetime' => 'auto');
  36  
  37      /**
  38      * load template from cache
  39      *
  40      * @access    public
  41      * @param    string            cache key
  42      * @param    integer            modification time of original template
  43      * @return    array|boolean    either an array containing the templates or false cache could not be loaded
  44      */
  45  	function load( $key, $modTime = -1 )
  46      {
  47          if (!function_exists('mmcache_lock')) {
  48              return false;
  49          }
  50  
  51          $something = mmcache_get($key);
  52          if (is_null($something)){
  53              return false;
  54          }else{
  55              return unserialize($something);
  56          }
  57      }
  58  
  59      /**
  60      * write template to cache
  61      *
  62      * @access    public
  63      * @param    string        cache key
  64      * @param    array        templates to store
  65      * @return    boolean        true on success
  66      */
  67  	function write( $key, $templates )
  68      {
  69          if (!function_exists('mmcache_lock')) {
  70              return false;
  71          }
  72  
  73          mmcache_lock($key);
  74          if ($this->getParam( 'lifetime' ) == 'auto'){
  75              mmcache_put($key, serialize( $templates ));
  76          }else{
  77              mmcache_put($key, serialize( $templates ), $this->getParam( 'lifetime' ) * 60);
  78          }
  79          mmcache_unlock($key);
  80  
  81          return true;
  82     }
  83  }
  84  ?>