<form method="post"><table>
<?php
 
 $ip = "ip";
 $port = "port";
 $pass = "password";
 
 $fp = fsockopen('udp://' . $ip, $port);
  
 if (!$fp) 
 {
  echo "OFFLINE");
  fclose($fp);
 }
 else
 {
   $packet = 'SAMP';
   $packet .= chr(strtok($ip, '.'));
   $packet .= chr(strtok('.'));
   $packet .= chr(strtok('.'));
   $packet .= chr(strtok('.'));
   $packet .= chr($port & 0xFF);
   $packet .= chr($port >> 8 & 0xFF);
   fwrite($fp, $packet.'i');
   @fread($fp, 11);
   stream_set_blocking($fp, TRUE); 
   stream_set_timeout($fp,0.5); 
   $info = stream_get_meta_data($fp);
   $is_passworded = ord(fread($fp, 1));
   $plr_count   = ord(fread($fp, 2));
   $max_plrs   = ord(fread($fp, 2));
   $strlen    = ord(fread($fp, 4));
   $hostname   = htmlentities(@fread($fp, $strlen));
   $strlen    = ord(fread($fp, 4));
   fwrite($fp, $packet.'c');
   @fread($fp, 11);
   @fclose($fp);
 }
 if(!$hostname) 
 {
	  echo "OFFLINE";
	} 
 else 
 {
   echo '<tr><td><center><b>RCON COMMAND</td><th><center><input type="text" name="cmd"></th><td><center><input id="input_submit" type="submit" name="submit" value="send"></td></tr>';
   if($_POST["submit"]) 
   {
    $passlen = strlen($pass);
    $cmd = $_POST['cmd']; if (!$cmd) Warning("no - command \n");
    $cmdlen = strlen($cmd);
    $packet = 'SAMP';
    $packet .= chr(strtok($ip, '.')).chr(strtok('.')).chr(strtok('.')).chr(strtok('.'));
    $packet .= chr($port & 0xFF).chr($port >> 8 & 0xFF);
    $packet .= "x";
    $packet .= chr($passlen & 0xFF).chr($passlen >> 8 & 0xFF).$pass;
    $packet .= chr($cmdlen & 0xFF).chr($cmdlen >> 8 & 0xFF).$cmd;
    $fp =fsockopen('udp://' . $ip, $port, $errno, $errstr);
    fwrite($fp, $packet);
    fclose($fp);
    if(!$fp) echo "error"); else echo "send command";
   }
 }
?>