gistfile1

      // Clear the Cache
      $cache_dir = sfConfig::get('sf_cache_dir') . DIRECTORY_SEPARATOR . 'frontend' . DIRECTORY_SEPARATOR . 'prod';
      $this->rmdirRecurse($cache_dir);

  protected function rmdirRecurse($path)
  { 
    $path   = rtrim($path, '/') . '/';
    $handle = opendir($path);

    for (; false !== ($file = readdir($handle)) ;)
    { 
      if ($file != "." && $file != ".." )
      { 
        $fullpath = $path . $file;

        if (is_dir($fullpath))
        { 
          $this->rmdirRecurse($fullpath);
        }
        else
        { 
          unlink($fullpath);
        }
      }                                                                                                                                                                                                                                                   
    }                                                                                                                                                                                                                                                     
   
    closedir($handle);
    rmdir($path);
  }