private function _getAllowedExtensionsJsPart(__IComponent &$component) { $return_value = ''; $allowed_extensions = $component->getAllowedExtensions(); if (is_array($allowed_extensions) && count($allowed_extensions) > 0) { $return_value = $component->getId() . '.add(Validate.AllowedFileExtensions, { allowedExtensions: /\\.(' . join('|', $allowed_extensions) . ')$/i} );' . "\n"; } return $return_value; }