Source for file PreOrderNodeIterator.php
Documentation is available at PreOrderNodeIterator.php
* $Id: PreOrderNodeIterator.php 563 2007-02-01 09:45:55Z heltem $
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* Pre-order node iterator for Node objects.
* @author Dave Lawson <dlawson@masterytech.com>
* @version $Revision: 563 $
private $querydb = false;
$this->con = $opts['con'];
if (isset ($opts['querydb']))
$this->querydb = $opts['querydb'];
$this->curNode = $this->topNode;
public function valid() {
return ($this->curNode !== null);
return $this->curNode->getNodePath();
$nextNode = $this->curNode->getFirstChildNode($this->querydb, $this->con);
while ($nextNode === null)
if ($this->curNode === null || $this->curNode->equals($this->topNode))
$nextNode = $this->curNode->getSiblingNode(false, $this->querydb, $this->con);
$this->curNode = $this->curNode->getParentNode($this->querydb, $this->con);
$this->curNode = $nextNode;
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