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Added local script for checking server status over raw TCP.

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This replaces the need for external dependency "MCAPI".
This commit is contained in:
StevenLawson 2017-07-11 22:53:47 -04:00
parent 3152b7bd21
commit 1334f8ad84
2 changed files with 149 additions and 1 deletions
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2
js/index.js
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@ -24,7 +24,7 @@ $(document).ready(function() {
interval);
var refresh = function() {
$.getJSON("https://mcapi.ca/query/play.totalfreedom.me:25565/extensive", function(json) {
$.getJSON("status.php", function(json) {
if (json.status !== true) {
$("#online").html('<span style="color: firebrick; font-weight: bolder;"> Server is Offline</span><br/><small style="font-size: .5em;">Check out our <a href="status">Associated Servers</a>!</small>');
$(".button").hide();

148
status.php Normal file
View file

@ -0,0 +1,148 @@
<?php
/**
* Minecraft Server Status Query
*
* Adapted by StevenLawson for TotalFreedom Website
*
* @link https://github.com/FunnyItsElmo/PHP-Minecraft-Server-Status-Query/
* @author Julian Spravil <julian.spr@t-online.de>
* @copyright Copyright (c) 2016 Julian Spravil
* @license https://github.com/FunnyItsElmo/PHP-Minecraft-Server-Status-Query/blob/master/LICENSE
*/
class Packet
{
protected $packetID;
protected $data;
public function __construct($packetID)
{
$this->packetID = $packetID;
$this->data = pack('C', $packetID);
}
public function addSignedChar($data)
{
$this->data .= pack('c', $data);
}
public function addUnsignedChar($data)
{
$this->data .= pack('C', $data);
}
public function addSignedShort($data)
{
$this->data .= pack('s', $data);
}
public function addUnsignedShort($data)
{
$this->data .= pack('S', $data);
}
public function addString($data)
{
$this->data .= pack('C', strlen($data));
$this->data .= $data;
}
public function send($socket)
{
$this->data = pack('C', strlen($this->data)) . $this->data;
socket_send($socket, $this->data, strlen($this->data), 0);
}
}
class HandshakePacket extends Packet
{
public function __construct($host, $port, $protocol, $nextState)
{
parent::__construct(0);
$this->addUnsignedChar($protocol);
$this->addString($host);
$this->addUnsignedShort($port);
$this->addUnsignedChar($nextState);
}
}
class PingPacket extends Packet
{
public function __construct()
{
parent::__construct(0);
}
}
class MinecraftServerStatus
{
public static function query($host, $port = 25565)
{
$socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);
if (!@socket_connect($socket, $host, $port))
{
return false;
}
$handshakePacket = new HandshakePacket($host, $port, 107, 1);
$pingPacket = new PingPacket();
$handshakePacket->send($socket);
$start = microtime(true);
$pingPacket->send($socket);
$length = self::readVarInt($socket);
$ping = round((microtime(true) - $start) * 1000);
$data = socket_read($socket, $length, PHP_NORMAL_READ);
$data = strstr($data, '{');
$data = json_decode($data, true);
$data['ping'] = $ping;
return $data;
}
private static function readVarInt($socket)
{
$a = 0;
$b = 0;
while (true)
{
$c = socket_read($socket, 1);
if (!$c)
{
return 0;
}
$c = Ord($c);
$a |= ($c & 0x7F) << $b ++ * 7;
if ($b > 5)
{
return false;
}
if (($c & 0x80) != 128)
{
break;
}
}
return $a;
}
}
$response = MinecraftServerStatus::query('192.99.69.234', 25565);
header("Cache-Control: no-cache, must-revalidate");
header("Expires: Thu, 01 Jan 1970 00:00:01 GMT");
header("Access-Control-Allow-Origin: *");
header('Content-Type: application/json');
if (!$response)
{
$response = array('status' => false);
}
else
{
$response['status'] = true;
}
echo json_encode($response, JSON_PRETTY_PRINT);