<?php
/**
 * Markup dereferer
 *
 * $Id$
 *
 * @author gERD Schaufelberger <gerd@php-tools.net>
 * @license PHP License
 * @package wb
 * @subpackage Markup
 */

WBClass::load('WBMarkup_Dereferencer');

/**
 * Markup dereferer
 *
 * Find list of references stored in XML node
 *
 * @version 0.2.0
 * @package wb
 * @subpackage Markup
 */
class WBMarkup_Dereferencer_Wb_Vfsfile extends WBMarkup_Dereferencer
{
    /**
     * get references
     *
     * Scan for refering ids and return list of them.
     *
     * @param array $node to be modified document node
     * @return array
     */
    public function getReferences($node)
    {
        $id =   substr($node['attributes']['obscureid'], 2);

        $refs   =   array('wb' => array());
        $refs['wb']['vfsfile']  =   array($id);
        return $refs;
    }
}