/// <summary>
/// Initialize a new Forge protocol handler
/// </summary>
/// <param name="forgeInfo">Forge Server Information</param>
/// <param name="protocolVersion">Minecraft protocol version</param>
/// <param name="dataTypes">Minecraft data types handler</param>
public Protocol18Forge(ForgeInfo forgeInfo, int protocolVersion, DataTypes dataTypes, Protocol18Handler protocol18, IMinecraftComHandler mcHandler)
{
this.forgeInfo = forgeInfo;
this.protocolversion = protocolVersion;
this.dataTypes = dataTypes;
this.protocol18 = protocol18;
this.mcHandler = mcHandler;
}
/// <summary>
/// Ping a Minecraft server to get information about the server
/// </summary>
/// <returns>True if ping was successful</returns>
public static bool doPing(string host, int port, ref int protocolversion)
{
string version = "";
TcpClient tcp = ProxyHandler.newTcpClient(host, port);
tcp.ReceiveBufferSize = 1024 * 1024;
byte[] packet_id = getVarInt(0);
byte[] protocol_version = getVarInt(4);
byte[] server_adress_val = Encoding.UTF8.GetBytes(host);
byte[] server_adress_len = getVarInt(server_adress_val.Length);
byte[] server_port = BitConverter.GetBytes((ushort)port); Array.Reverse(server_port);
byte[] next_state = getVarInt(1);
byte[] packet = concatBytes(packet_id, protocol_version, server_adress_len, server_adress_val, server_port, next_state);
byte[] tosend = concatBytes(getVarInt(packet.Length), packet);
tcp.Client.Send(tosend, SocketFlags.None);
byte[] status_request = getVarInt(0);
byte[] request_packet = concatBytes(getVarInt(status_request.Length), status_request);
tcp.Client.Send(request_packet, SocketFlags.None);
int packetID = -1;
byte[] packetData = new byte[] { };
Protocol18Handler ComTmp = new Protocol18Handler(tcp);
ComTmp.readNextPacket(ref packetID, ref packetData);
if (packetData.Length > 0) //Verify Response length
{
if (packetID == 0x00) //Read Packet ID
{
string result = ComTmp.readNextString(ref packetData); //Get the Json data
if (result[0] == '{' && result.Contains("protocol\":") && result.Contains("name\":\""))
{
string[] tmp_ver = result.Split(new string[] { "protocol\":" }, StringSplitOptions.None);
string[] tmp_name = result.Split(new string[] { "name\":\"" }, StringSplitOptions.None);
if (tmp_ver.Length >= 2 && tmp_name.Length >= 2)
{
protocolversion = atoi(tmp_ver[1]);
version = tmp_name[1].Split('"')[0];
if (result.Contains("modinfo\":"))
{
//Server is running Forge (which is not supported)
version = "Forge " + version;
protocolversion = 0;
}
ConsoleIO.WriteLineFormatted("§8Server version : " + version + " (protocol v" + protocolversion + ").");
return(true);
}
}
}
}
return(false);
}
/// <summary>
/// Ping a Minecraft server to get information about the server
/// </summary>
/// <returns>True if ping was successful</returns>
public static bool doPing(string host, int port, ref int protocolversion, ref ForgeInfo forgeInfo)
{
string version = "";
TcpClient tcp = ProxyHandler.newTcpClient(host, port);
tcp.ReceiveBufferSize = 1024 * 1024;
byte[] packet_id = getVarInt(0);
byte[] protocol_version = getVarInt(4);
byte[] server_adress_val = Encoding.UTF8.GetBytes(host);
byte[] server_adress_len = getVarInt(server_adress_val.Length);
byte[] server_port = BitConverter.GetBytes((ushort)port); Array.Reverse(server_port);
byte[] next_state = getVarInt(1);
byte[] packet = concatBytes(packet_id, protocol_version, server_adress_len, server_adress_val, server_port, next_state);
byte[] tosend = concatBytes(getVarInt(packet.Length), packet);
tcp.Client.Send(tosend, SocketFlags.None);
byte[] status_request = getVarInt(0);
byte[] request_packet = concatBytes(getVarInt(status_request.Length), status_request);
tcp.Client.Send(request_packet, SocketFlags.None);
Protocol18Handler ComTmp = new Protocol18Handler(tcp);
int packetLength = ComTmp.readNextVarIntRAW();
if (packetLength > 0) //Read Response length
{
List<byte> packetData = new List<byte>(ComTmp.readDataRAW(packetLength));
if (readNextVarInt(packetData) == 0x00) //Read Packet ID
{
string result = readNextString(packetData); //Get the Json data
if (!String.IsNullOrEmpty(result) && result.StartsWith("{") && result.EndsWith("}"))
{
Json.JSONData jsonData = Json.ParseJson(result);
if (jsonData.Type == Json.JSONData.DataType.Object && jsonData.Properties.ContainsKey("version"))
{
Json.JSONData versionData = jsonData.Properties["version"];
//Retrieve display name of the Minecraft version
if (versionData.Properties.ContainsKey("name"))
version = versionData.Properties["name"].StringValue;
//Retrieve protocol version number for handling this server
if (versionData.Properties.ContainsKey("protocol"))
protocolversion = atoi(versionData.Properties["protocol"].StringValue);
//Automatic fix for BungeeCord 1.8 reporting itself as 1.7...
if (protocolversion < 47 && version.Split(' ', '/').Contains("1.8"))
protocolversion = ProtocolHandler.MCVer2ProtocolVersion("1.8.0");
// Check for forge on the server.
if (jsonData.Properties.ContainsKey("modinfo") && jsonData.Properties["modinfo"].Type == Json.JSONData.DataType.Object)
{
Json.JSONData modData = jsonData.Properties["modinfo"];
if (modData.Properties.ContainsKey("type") && modData.Properties["type"].StringValue == "FML")
{
forgeInfo = new ForgeInfo(modData);
if (forgeInfo.Mods.Any())
{
if (Settings.DebugMessages)
{
ConsoleIO.WriteLineFormatted("§8Server is running Forge. Mod list:");
foreach (ForgeInfo.ForgeMod mod in forgeInfo.Mods)
{
ConsoleIO.WriteLineFormatted("§8 " + mod.ToString());
}
}
else ConsoleIO.WriteLineFormatted("§8Server is running Forge.");
}
else forgeInfo = null;
}
}
ConsoleIO.WriteLineFormatted("§8Server version : " + version + " (protocol v" + protocolversion + (forgeInfo != null ? ", with Forge)." : ")."));
return true;
}
}
}
}
return false;
}