Utils::getUserOption

static function getUserOption(string $name): ?PublicActionResult
{
	$whiteList = ['color_field_recent_colors'];

	$response = new PublicActionResult();
	if (in_array($name, $whiteList, true))
	{
		$response->setResult(CUserOptions::getOption('landing', $name, null));
	}
	else
	{
		$error = new Error;
		$error->addError('WRONG_OPTION', 'Option name is not allowed');
		$response->setError($error);
	}

	return $response;
}