<?php

require_once('objects/types.php');

function isIgnoreType($nodeName) {

  global $ignoreTypes;

  return $ignoreTypes[$nodeName];

}

function isPrimitiveType($nodeName) {

  global $primitiveTypes;

  return $primitiveTypes[$nodeName];

}

function isKnownAttribute($attrName) {

  global $knownAttributes;

  return $knownAttributes[$attrName];

}

function hasImportantNodes($node) {

  $nodes = $node->getElementsbyTagName("*");

  foreach($nodes as $node) {

    $nodeName = preg_replace("/.*:/","",$node->nodeName);

    if(!isIgnoreType($nodeName)) {

      return true;

    }

  }

  return false;

}

function stringXMLNode($node) {

  return $node->ownerDocument->saveXML($node);

}

function findFirstAncestorName($node) {

  $xpath = new DOMXPath($node->ownerDocument);

  $parentNodes = $xpath->query("parent::*",$node);

  $parentNode = $parentNodes->item(0);

  $name = $parentNode->getAttribute('name');

  if($name != '') {

    return $name;

  } else {

    return findFirstAncestorName($parentNode);

  }

}

?>