/**
  * Unlink file/folder
  *
  * @static
  * @access public
  * @param string $path
  * @return boolean
  */
 function unlink($path)
 {
     /*    make sure the path exists    */
     if (!file_exists($path)) {
         return false;
     }
     /*    If it is a file or link, just delete it    */
     if (is_file($path) || is_link($path)) {
         return @unlink($path);
     }
     /*    Scan the dir and recursively unlink    */
     $files = CKFinder_Connector_Utils_FileSystem::php4_scandir($path);
     if ($files) {
         foreach ($files as $filename) {
             if ($filename == '.' || $filename == '..') {
                 continue;
             }
             $file = str_replace('//', '/', $path . '/' . $filename);
             CKFinder_Connector_Utils_FileSystem::unlink($file);
         }
     }
     /*    Remove the parent dir    */
     if (!@rmdir($path)) {
         return false;
     }
     return true;
 }