function parseValue val str preg_match val si str ret return ret funct

<?
function parseValue($val, $str){
	preg_match("/$val\:\s+(.*?)\n/si", $str, $ret);
	return $ret[1];
}
function getOperator($ip){
	$ch = curl_init();
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
	curl_setopt($ch, CURLOPT_URL, 'http://www.ripn.net/nic/whois/whois.cgi');
	curl_setopt($ch, CURLOPT_POST, true);
	curl_setopt($ch, CURLOPT_POSTFIELDS, array(
		"Whois" => $ip,
		"Host" => "whois.ripe.net"
	));
	$res = curl_exec($ch);
	preg_match('/<pre>(.*)<\/pre>/si', $res, $res2);
	$res2 = strtolower($res2[1]);
	$country = parseValue('country', $res2);
	$descr = parseValue('descr', $res2);
	$name = parseValue('netname', $res2);
		$operator = $country;
	if($country == 'ru' && (preg_match('/megafon/', $name) || preg_match('/megafon/', $descr))
		$operator = 'ru_megafon';
	return $country.' | '.$descr.' | '.$name.' | '.$operator;
}
echo getOperator(isset($_GET['ip']) ? $_GET['ip'] : $_SERVER['REMOTE_ADDR']);
?>