function server_query_frontlines($ip, $port, $q_port, $request)
{
global $server_timeout;
$q_port = empty($q_port) ? 5478 : $q_port;
@set_time_limit(2);
$fp = @fsockopen("udp://" . $ip, $q_port, $errno, $errstr, $server_timeout);
if ($request == "players") {
fwrite($fp, "ÿÿÿÿW");
$challenge_packet = fread($fp, 4096);
if (!$challenge_packet) {
return FALSE;
}
$challenge_code = substr($challenge_packet, 5, 4);
}
if ($request == "players") {
fwrite($fp, "ÿÿÿÿU{$challenge_code}");
} else {
fwrite($fp, "ÿÿÿÿFLSQ");
}
$buffer = fread($fp, 4096);
if (!$buffer) {
return FALSE;
}
if ($request == "info") {
$buffer = substr($buffer, 6);
// REMOVE PACKET HEADER
$data['hostname'] = cut_string($buffer);
$data['mapname'] = cut_string($buffer);
$data['gamemod'] = strtolower(cut_string($buffer));
$data['gametype'] = cut_string($buffer);
$data['players'] = _unpack(cut_byte($buffer, 1), "C");
$data['maxplayers'] = _unpack(cut_byte($buffer, 1), "C");
return $data;
}
if ($request == "players") {
$buffer = substr($buffer, 4);
// REMOVE PACKET HEADER
$response_type = cut_byte($buffer, 1);
$returned = ord(cut_byte($buffer, 1));
$player = array();
$player_key = 0;
while ($buffer) {
$player[$player_key]['pid'] = ord(cut_byte($buffer, 1));
$player[$player_key]['name'] = cut_string($buffer);
$player[$player_key]['score'] = _unpack(cut_byte($buffer, 4), "N");
$player[$player_key]['time'] = _time(_unpack(strrev(cut_byte($buffer, 4)), "f"));
$player[$player_key]['ping'] = _unpack(cut_byte($buffer, 2), "n");
$player[$player_key]['uid'] = _unpack(cut_byte($buffer, 4), "N");
$player[$player_key]['team'] = ord(cut_byte($buffer, 1));
$player_key++;
}
$player = array_reverse($player);
return $player;
}
}
function server_query_halflife2($ip, $port, $q_port, $request)
{
global $server_timeout;
$q_port = empty($q_port) ? $port : $q_port;
$fp = @fsockopen("udp://{$ip}", $port, $errno, $errstr, $server_timeout);
if (!$fp) {
return FALSE;
}
stream_set_timeout($fp, 1, 0);
stream_set_blocking($fp, true);
if ($request == "players") {
fwrite($fp, "ÿÿÿÿU");
$tmp = fread($fp, 4096);
if (!$tmp) {
fclose($fp);
return FALSE;
}
$challengenumber = substr($tmp, 5, 4);
}
if ($request == "info") {
$challenge = "ÿÿÿÿTSource Engine Query";
}
if ($request == "players") {
$challenge = "ÿÿÿÿU" . $challengenumber;
}
fwrite($fp, $challenge);
$buffer = fread($fp, 4096);
fclose($fp);
$buffer = trim(substr($buffer, 4));
if (!trim($buffer)) {
return FALSE;
}
if ($request == "info") {
$tmp = substr($buffer, 2);
$tmp = explode("", $tmp);
$place = strlen($tmp[0] . $tmp[1] . $tmp[2] . $tmp[3]) + 8;
$data['gamemod'] = $tmp[2];
$data['hostname'] = $tmp[0];
$data['mapname'] = $tmp[1];
$data['players'] = ord($buffer[$place]);
$data['maxplayers'] = ord($buffer[$place + 1]);
$data['password'] = ord($buffer[$place + 5]);
$data['datatype'] = $buffer[0];
$data['version'] = ord($buffer[1]);
$data['description'] = $tmp[3];
$data['botplayers'] = ord($buffer[$place + 2]);
$data['server_type'] = $buffer[$place + 3];
$data['server_os'] = $buffer[$place + 4];
$data['server_bots'] = ord($buffer[$place + 2]);
$data['server_secure'] = ord($buffer[$place + 6]);
return $data;
}
if ($request == "players") {
unset($player_key);
$buffer = substr($buffer, 2);
$player_key = 0;
while ($buffer) {
$player[$player_key]['id'] = ord(cut_byte($buffer, 1));
$player[$player_key]['name'] = cut_string($buffer);
$player[$player_key]['score'] = @_unpack(cut_byte($buffer, 4), "l");
$player[$player_key]['time'] = _time(@_unpack(cut_byte($buffer, 4), "f"));
$player_key++;
}
return $player;
}
}
