<?php
  
  /**
   * ConflictingLock
   *
   * Similar to Exception_Locked, this exception thrown when a LOCK request
   * was made, on a resource which was already locked
   *
   * @package Sabre
   * @subpackage DAV
   * @copyright Copyright (C) 2007-2013 Rooftop Solutions. All rights reserved.
   * @author Evert Pot (http://www.rooftopsolutions.nl/) 
   * @license http://code.google.com/p/sabredav/wiki/License Modified BSD License
   */
  class Sabre_DAV_Exception_ConflictingLock extends Sabre_DAV_Exception_Locked {
  
      /**
       * This method allows the exception to include additional information into the WebDAV error response
       *
       * @param Sabre_DAV_Server $server
       * @param DOMElement $errorNode
       * @return void
       */
      public function serialize(Sabre_DAV_Server $server,DOMElement $errorNode) {
  
          if ($this->lock) {
              $error = $errorNode->ownerDocument->createElementNS('DAV:','d:no-conflicting-lock');
              $errorNode->appendChild($error);
              if (!is_object($this->lock)) var_dump($this->lock);
              $error->appendChild($errorNode->ownerDocument->createElementNS('DAV:','d:href',$this->lock->uri));
          }
  
      }
  
  }