[Web Site] Script Server Status: ON | OFF - Quantidade de Players ON e Record de Players ON

Esse script se resume em mostrar o status do servidor, quantos player encontram-se online no mesmo, e o recorde de players que já estiveram online em tal servidor.

<?php 
class ServerStatus 
{ 
   private $ip, $port, $interval, $timeout; 

   public function __construct($ip = '127.0.0.1', $port = 2106, $interval = 30, $timeout = 1) 
   { 
      $this->ip = $ip; 
      $this->port = $port; 
      $this->interval = $interval; 
      $this->timeout = $timeout; 
   } 

   public function GetStatusFromAuth() 
   { 
      $status = array(); 
      $f = @fsockopen($this->ip, $this->port, $errno, $errstr, $this->timeout); 
      if ($f) 
      { 
         do 
         { 
            $sec = floor($this->timeout); 
            $msec = ($this->timeout - $sec) * 1000; 
            socket_set_timeout($f, $sec, $msec); 

            $buf = fread($f, 2); 
            if (strlen($buf) != 2) break; 
            $a = unpack('vsize', $buf); 
            $size = $a['size'] - 2; 
            if ($size < 1) break; 

            $buf = fread($f, $size); 
            if (strlen($buf) != $size) break; 

            fwrite($f, "\x03\x00\xFE", 3); 

            $buf = fread($f, 2); 
            if (strlen($buf) != 2) break; 
            $a = unpack('vsize', $buf); 
            $size = $a['size'] - 2; 
            if ($size < 1) break; 

            $buf = fread($f, $size); 
            if (strlen($buf) != $size) break; 

            if (ord($buf[0]) != 0xFE) break; 
            if (strlen($buf) < 3) break; 
            $amount = ord($buf[1]) + ord($buf[2]) * 256; 
            $buf = substr($buf, 3); 
            if (strlen($buf) != $amount * 4) break; 
            $a = unpack('v' . ($amount * 2), $buf); 
            for ($i = 0; $i < $amount; $i++) $status[$a[$i * 2 + 1]] = $a[$i * 2 + 2]; 
         } 
         while (false); 
         fclose ($f); 
      } 
      return $status; 
   } 

   public function GetStatus() 
   { 
      $fn = dirname(__FILE__) . '/status.txt'; 
      $status = array(); 
      fclose(fopen($fn, 'a+b')); 
      $f = @fopen($fn, 'r+b'); 
      if ($f) 
      { 
         flock($f, LOCK_EX); 
         $cache = unserialize(fread($f, 1024)); 
         $status = @$cache['status']; 
         $time = @$cache['time']; 
         if (!IsSet($status) || !IsSet($time)) 
         { 
            $status = array(); 
            $time = 0; 
         } 
         if (time() - $time > $this->interval) 
         { 
            $new = $this->GetStatusFromAuth(); 
            foreach ($status as $id => $value) 
            { 
               $c = &$status[$id]; 
               $c['on'] = false; 
               $c['cur'] = 0; 
            } 
            foreach ($new as $id => $value) 
            { 
               if (!IsSet($status[$id])) $status[$id] = array('on' => false, 'cur' => 0, 'max' => 0); 
               $c = &$status[$id]; 
               $c['on'] = true; 
               $c['cur'] = $new[$id]; 
               if ($c['cur'] > $c['max']) $c['max'] = $c['cur']; 
            } 
            $cache = array('status' => $status, 'time' => time()); 
            $s = serialize($cache); 
            rewind($f); 
            ftruncate($f, 0); 
            fwrite($f, $s, strlen($s)); 
         } 
         fclose($f); 
      } 
      return $status; 
   } 

   public function GetText($id, $online, $offline) 
   { 
      $status = $this->GetStatus(); 
      if (IsSet($status[$id])) $c = &$status[$id]; else $c = array('on' => false, 'cur' => 0, 'max' => 0); 
      $res = str_replace(array('%c', '%m'), array($c['cur'], $c['max']), $c['on'] ? $online : $offline); 
      return $res; 
   } 
} 

$status = new ServerStatus('127.0.0.1'); 
$online = 'Status: <b><font color="#00AA00">ONLINE</font></b> | Players: <b>%c</b> | Record: <b>%m</b>'; 
$offline = 'Status: <b><font color="#FF0000">OFFLINE</font></b> | Players: <b>%c</b> | Record: <b>%m</b>'; 
echo $status->GetText(1, $online, $offline); //1 - ServerID 
?>