/**
* Validate dom document
*
* @param \DOMDocument $dom
* @param string $schema Absolute schema file path or URN
* @param string $errorFormat
* @return array of errors
* @throws \Exception
*/
public static function validateDomDocument(
\DOMDocument $dom,
$schema,
$errorFormat = self::ERROR_FORMAT_DEFAULT
) {
if (!self::$urnResolver) {
self::$urnResolver = new UrnResolver();
}
$schema = self::$urnResolver->getRealPath($schema);
libxml_use_internal_errors(true);
libxml_set_external_entity_loader([self::$urnResolver, 'registerEntityLoader']);
try {
$result = $dom->schemaValidate($schema);
$errors = [];
if (!$result) {
$validationErrors = libxml_get_errors();
if (count($validationErrors)) {
foreach ($validationErrors as $error) {
$errors[] = self::_renderErrorMessage($error, $errorFormat);
}
} else {
$errors[] = 'Unknown validation error';
}
}
} catch (\Exception $exception) {
libxml_use_internal_errors(false);
throw $exception;
}
libxml_set_external_entity_loader(null);
libxml_use_internal_errors(false);
return $errors;
}
/**
* Validate dom document
*
* @param \DOMDocument $dom
* @param string $schema Absolute schema file path or URN
* @param string $errorFormat
* @return array of errors
* @throws \Exception
*/
public static function validateDomDocument(\DOMDocument $dom, $schema, $errorFormat = self::ERROR_FORMAT_DEFAULT)
{
if (!function_exists('libxml_set_external_entity_loader')) {
return [];
}
if (!self::$urnResolver) {
self::$urnResolver = new UrnResolver();
}
$schema = self::$urnResolver->getRealPath($schema);
libxml_use_internal_errors(true);
libxml_set_external_entity_loader([self::$urnResolver, 'registerEntityLoader']);
$errors = [];
try {
$result = $dom->schemaValidate($schema);
if (!$result) {
$errors = self::getXmlErrors($errorFormat);
}
} catch (\Exception $exception) {
libxml_use_internal_errors(false);
throw $exception;
}
libxml_set_external_entity_loader(null);
libxml_use_internal_errors(false);
return $errors;
}