CSiteCheckerTest::check_server_vars

function check_server_vars()
{
	$strError = '';
	list($host, $port) = explode(':',$_SERVER['HTTP_HOST'] ?? '');
	if ($host != 'localhost' && !preg_match('#^[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}$#',$host))
	{
		if (!preg_match('#^[a-z0-9-.]{1,192}.(xn--)?[a-z0-9]{2,63}$#i', $host))
			$strError .= GetMessage("SC_TEST_DOMAIN_VALID", array('#VAL#' => htmlspecialcharsbx($_SERVER['HTTP_HOST'] ?? '')))."
";
	}
	if ($strError)
		return $this->Result(false, $strError);
	return $this->Result(true, GetMessage("MAIN_IS_CORRECT"));
}