public static function validateXML($xmlStr)
{
if (SIF_VALIDATE == 'Y' or SIF_VALIDATE == 'W') {
libxml_use_internal_errors(true);
$xml = explode("\n", $xmlStr);
$objDom = new DomDocument();
if ($xmlStr == '' || $xmlStr == null) {
ZitLog::writeToErrorLog('[Xml missing in request]', 'Xml is missing in request can not process message', 'Process Message', $_SESSION['ZONE_ID']);
echo '<FATAL_ERROR>XML FORMAT</FATAL_ERROR>';
exit;
}
if (!$objDom->loadXML($xmlStr)) {
ZitLog::writeToErrorLog('[Error loading xml to parse]', $xmlStr, 'Process Message', $_SESSION['ZONE_ID']);
echo '<FATAL_ERROR>XML FORMAT</FATAL_ERROR>';
exit;
}
$schema = $_SESSION['ZONE_VERSION_SCHEMA_DIR'];
if (!$objDom->schemaValidate($schema)) {
$errorString = '';
$allErrors = libxml_get_errors();
foreach ($allErrors as $error) {
$errorString .= SifProcessRequest::Display_xml_error($error, $xml);
}
ZitLog::writeToErrorLog("[Error Validating Xml]", "Request Xml:\n{$xmlStr} \n\nSchema Errors:{$errorString}", "Process Message", $_SESSION['ZONE_ID']);
if (SIF_VALIDATE == 'Y') {
return false;
} else {
return true;
}
} else {
return true;
}
} else {
return true;
}
}
