XMLParserDOMHandler.inc.php

<?php
 
import('lib.pkp.classes.xml.XMLNode');
 
class XMLParserDOMHandler extends XMLParserHandler {
 
   var $rootNode;
 
   var $currentNode;
 
   var $currentData;
 
   function __construct() {
      $this->rootNodes = array();
      $this->currentNode = null;
   }
 
   function destroy() {
      unset($this->currentNode, $this->currentData, $this->rootNode);
   }
 
   function startElement($parser, $tag, $attributes) {
      $this->currentData = null;
      $node = new XMLNode($tag);
      $node->setAttributes($attributes);
 
      if (isset($this->currentNode)) {
         $this->currentNode->addChild($node);
         $node->setParent($this->currentNode);
 
      } else {
         $this->rootNode =& $node;
      }
 
      $this->currentNode =& $node;
   }
 
   function endElement($parser, $tag) {
      $this->currentNode->setValue($this->currentData);
      $this->currentNode =& $this->currentNode->getParent();
      $this->currentData = null;
   }
 
   function characterData($parser, $data) {
      $this->currentData .= $data;
   }
 
   function getResult() {
      return $this->rootNode;
   }
}