<?
//
// CoDPlayer class
//
class CoDPlayer {
  var $score;
  var $ping;
  var $rawname;
  var $name;
  var $cname;
  
  function CoDPlayer($score, $ping, $rawname) {
    $this->score = $score;
    $this->ping = $ping;
    $name=trim(trim($rawname), "\"");
    $this->rawname=$name;
    $this->name=removecolorcodes($name);
    $this->cname=translatecolorcodes($name);
  }

}

//
// CoDQuery class
//
class CoDQuery {

  // Variables for normal use
  var $ip;			//IP adress
  var $port="28960";		//UDP port
  var $name="TIMEOUT";			//Server name color codes removed
  var $cname="TIMEOUT";		//Server name color coded html
  var $map="";			//Current map
  var $gametype;		//Gametype
  var $numplayers=0;		//Number of players
  var $maxplayers=0;		//Maximum players
  var $privateplayers=0;	//Private players
  var $password=0;		//Password needed to join?
  var $pure=0;			//Pure server?
  var $modified=0;		//Mod:ed server?
  var $friendlyfire=0;		//Friendly fire?
  var $killcam=0;		//Killcam?
  var $maxping=0;		//Max ping
  var $minping=0;		//Min ping
  var $maxrate=0;		//Max rate
  var $version=0;		//Version
  var $punkbuster=0;		//Punkbuster?

  var $players = array();	//Array with players

  // Variables for advanced users
  var $rawgetinfo;		//Raw information from the getinfo command				
  var $rawgetstatus;		//Raw information from the getstatus command

  var $info = array();		//Array with values from $rawgetinfo
  var $status = array();	//Array with values from $rawgetstatus
  var $rawplayers = array();	//Array with raw player information

  // Constructor
  function CoDQuery($ip,$port) {
    // Init some variables
    $this->ip = gethostbyname($ip);	//Resolv IP adress
    if($port) 				//If $port is set to a value...
      $this->port = $port;		//...use it.
    
    // Open socket
    $fp = fsockopen("udp://" . $this->ip, $this->port, $errno, $errstr, 1);
  
    if (!$fp) {					// OK? 
      $this->name=$this->cname="ERROR!!";	//If error, set servername to ERROR!!
    } else {

      // Set a low timeout to avoid longs waits if a player disconnects while we are still getting info
      stream_set_timeout($fp, 2);
      // Try one of the following instead of the line above if you use PHP prior to 4.3.0
      // socket_set_timeout($fp, 2);
      // set_socket_timeout($fp, 2);

      fputs($fp, "\xff\xff\xff\xffgetinfo\n");		// Send getinfo command
      usleep(100000);					// Wait 0.1 seconds between the commands.
      fputs($fp, "\xff\xff\xff\xffgetstatus\n");	// Send getstatus command  

      // Get response
      $dummy=fgets($fp);			//Skip first line

      // Get line with serverinfo
      $this->rawgetinfo = preg_replace("/\xff\xff\xff\xffstatusResponse/", "", fgets($fp));	//Save the raw server info

      // Split it into an array
      $arr=explode("\\",$this->rawgetinfo);

      // Skip first element which will be empty and then loop trough the rest
      for ($i=1;$i<count($arr);$i++) {
        $this->info[$arr[$i++]] = $arr[$i];	//Tidy up the data into a neat array
      }

      // Get line with serverstatus
      $this->rawgetstatus=fgets($fp);

      // Split it into an array
      $arr=explode("\\",$this->rawgetstatus);

      // Skip first element which will be empty and then loop trough the rest
      for ($i=1;$i<count($arr);$i++) {
        $this->status[$arr[$i++]]=$arr[$i];			//Tidy up the data into a neat array
      }

    }
  
    // Assign the variables that is normally used

    if(isset($this->info[hostname])) 	$this->name		= removecolorcodes($this->info[hostname]);   
    if(isset($this->info[hostname])) 	$this->cname		= translatecolorcodes($this->info[hostname]);   
    if(isset($this->info[mapname]))  	$this->map		= $this->info[mapname];
    if(isset($this->info[gametype])) 	$this->gametype		= $this->info[gametype];
    if(isset($this->info[clients]))  	$this->numplayers	= $this->info[clients];
    if(isset($this->info[sv_maxclients])) $this->maxplayers	= $this->info[sv_maxclients];
    if(isset($this->status[sv_privateClients])) $this->privateplayers=$this->status[sv_privateClients];
    if(isset($this->status[pswrd]))	$this->password		= $this->status[pswrd];
    if(isset($this->info[pure]))	$this->pure		= $this->info[pure];
    if(isset($this->info[mod]))		$this->modified		= $this->info[mod];
    if(isset($this->info[ff]))		$this->friendlyfire	= $this->info[ff];
    if(isset($this->status[scr_killcam])) $this->killcam	= $this->status[scr_killcam];
    if(isset($this->info[maxPing]))	$this->maxping		= $this->info[maxPing];
    if(isset($this->status[sv_minPing])) $this->minping		= $this->status[sv_minPing];
    if(isset($this->status[sv_maxRate])) $this->maxrate		= $this->status[sv_maxRate];
    if(isset($this->status[shortversion])) $this->version	= $this->status[shortversion];
    if(isset($this->info[pb])) 		$this->punkbuster	= $this->info[pb];

    // Loop through the players
    for ($i=0;$i<$this->numplayers;$i++) {
      // Exit if we get a timeout
      // This can happen if a player disconnects before we have recieved all the player data
      if (!($this->rawplayers[$i]=fgets($fp))) {
        $this->numplayers = $this->info[clients] = $i;		// Change to numplayers to actual value
        break;
      }
      // Split the raw data into an array
      $player=explode(" ",$this->rawplayers[$i],3);
      // Use the an array of instances of the CoDPlayer class (score, ping, name)
      $this->players[$i] = new CoDPlayer($player[0], $player[1], $player[2]);
    }
    
    // Close the socket
    fclose($fp);
  }
}

// Function to remove the color codes
function removecolorcodes($string) {
  return preg_replace("/\^[0-9]/", "", htmlspecialchars($string));
}

// Function to translate the color codes into html tags
function translatecolorcodes($string) {
  $pattern[0]="/\^0/";
  $pattern[1]="/\^1/";
  $pattern[2]="/\^2/";
  $pattern[3]="/\^3/";
  $pattern[4]="/\^4/";
  $pattern[5]="/\^5/";
  $pattern[6]="/\^6/";
  $pattern[7]="/\^7/";
  $pattern[8]="/\^8/";
  $pattern[9]="/\^9/";
  $replacement[0]="</font><font color=black>";
  $replacement[1]="</font><font color=red>";
  $replacement[2]="</font><font color=darkgreen>";
  $replacement[3]="</font><font color=yellow>";
  $replacement[4]="</font><font color=blue>";
  $replacement[5]="</font><font color=cyan>";
  $replacement[6]="</font><font color=magenta>";
  $replacement[7]="</font><font color=white>";
  $replacement[8]="</font><font color=purple>";
  $replacement[9]="</font><font color=gray>";
  $string = preg_replace($pattern, $replacement, htmlspecialchars($string));
  return "<font>" . $string . "</font>";
}
?>