IP validator

<?php

/* see current location
echo getcwd();
*/
$hacker_IP=$_SERVER['REMOTE_ADDR'];

$auth_IP = file_get_contents('http://65.181.118.232/ip.php');

$allowed_IP=array($auth_IP);


function  username_check($hacker_IP,$allowed_IP) {


if(!in_array($hacker_IP,$allowed_IP)){

$body="Unauthorized login attempt   with the IP $hacker_IP";

$headers = 'From: Asterisk Dominicana <ambiorixg12@asterisk-dominicana.com>' . "\r\n";

$headers  .= 'MIME-Version: 1.0' . "\r\n";

$headers .= 'Content-type: text/html; charset=iso-8859-1' . "\r\n";

mail("ambiorixg12@hotmail.com"," Joomla Alert",$body,$headers);

echo "I'm Sorry $hacker_IP  you are not allowed to be here";
exit();

}


}


username_check($hacker_IP,$allowed_IP);
?>