public override async Task Connect()
{
// Connect to the gateway
socket = new ClientWebSocket();
var uri = new Uri(DefaultGateway);
await socket.ConnectAsync(uri, CancellationToken.None);
_log.Info("Connected to a Discord socket.");
// Receive 10 Hello
var response = await ReceiveMessage();
if (response.OpCode != (int)MainOpCodeTypes.Hello)
{
throw new WebSocketException("Socket Out of Order: First message not OpCode 10, Hello.");
}
var hello = response.DeserializeDataPayload <HelloPayload>();
// Set up messaging systems
SendMessagesAgentAsync();
ReceiveMessagesAgentAsync();
_log.Debug("Started messaging systems.");
// Send 1 Heartbeat (and continue to do so)
heart = new MainGatewayHeart(hello.HeartbeatInterval, this);
_log.Debug("Started heartbeat.");
// Send 2 Identify
var identify = new IdentifyCommand {
Data =
{
AuthenticationToken = authorizationToken,
ConnectionProperties =
{
OperatingSystemName = "windows",
BrowserName = "mjolnir",
DeviceName = "mjolnir",
},
AllowCompression = false,
ConnectionPresence =
{
ConnectionGame =
{
Name = "\"PUNCH LINE!\" by Shokotan ♥ Denpa Gumi",
},
Status = "online",
}
}
};
await SendMessage(JsonConvert.SerializeObject(identify));
Console.WriteLine(JsonConvert.SerializeObject(identify));
_log.Debug("Sent identity.");
// Receive 0 Ready
var ready = await readyResponseSource.Task;
_log.Info($"Current User: {ready.CurrentUser.Username}");
_log.Info($"Accessible DMs: {ready.AssociatedDirectMessageChannels.Select(c => c.Name).ToSequenceString()}");
_log.Info($"Accessible Guilds: {ready.AssociatedGuilds.Select(g => g.Id).ToSequenceString()}");
currentUser = ready.CurrentUser;
sessionId = ready.SessionId;
_log.Info($"Fully connected.");
}
public override async Task Connect()
{
// Send 4 Voice State Update
var voiceStateUpdateRequest = new VoiceStateUpdateCommand {
Data =
{
GuildId = voiceChannel.GuildId.Value,
ChannelId = voiceChannel.Id,
MuteSelf = false,
DeafenSelf = false,
}
};
await mainGateway.SendMessage(JsonConvert.SerializeObject(voiceStateUpdateRequest));
// Receive 0 Voice State Update and 0 Voice Server Update
var voiceStateUpdate = await InitialVoiceStateUpdateSource.Task;
var voiceServerUpdate = await InitialVoiceServerUpdateSource.Task;
Debug.Assert(voiceStateUpdate.GuildId.Value == voiceServerUpdate.GuildId);
_log.Info("Received voice update messages.");
sessionId = voiceStateUpdate.SessionId;
token = voiceServerUpdate.VoiceConnectionToken;
var endpoint = voiceServerUpdate.Endpoint;
if (endpoint.EndsWith(":80"))
{
endpoint = endpoint.Substring(0, endpoint.Length - ":80".Length);
}
// Connect to the gateway
socket = new ClientWebSocket();
var uri = new Uri("wss://" + endpoint + "/?v=3");
await socket.ConnectAsync(uri, CancellationToken.None);
_log.Info($"Connected to a Discord voice socket: {endpoint}");
// Set up messaging systems
SendMessagesAgentAsync();
_log.Debug("Started outgoing message system.");
// Send 0 Identify
var identify = new VoiceIdentifyCommand {
Data =
{
SessionId = voiceStateUpdate.SessionId,
UserId = voiceStateUpdate.UserId.ToString(),
ServerId = voiceServerUpdate.GuildId.ToString(),
VoiceConnectionToken = voiceServerUpdate.VoiceConnectionToken,
}
};
await SendMessage(JsonConvert.SerializeObject(identify));
_log.Debug("Sent identity.");
// Receive 8 Hello
var response = await ReceiveMessage();
if (response.OpCode != (int)VoiceOpCodeTypes.Hello)
{
throw new WebSocketException("Socket Out of Order: First message not OpCode 8, Hello.");
}
var hello = response.DeserializeDataPayload <HelloPayload>();
_log.Debug("Received 8 Hello.");
ReceiveMessagesAgentAsync();
_log.Debug("Started incoming message system.");
// Receive 2 Ready
var ready = await readyResponseSource.Task;
ssrc = ready.SSRC;
Debug.Assert(ready.SupportedEncryptionModes.Contains("xsalsa20_poly1305"));
// Send 3 Heartbeat (and continue to do so)
heart = new VoiceGatewayHeart((int)(hello.HeartbeatInterval * 0.75), this);
_log.Debug("Started heartbeat.");
// Connect UDP
udp = new UdpClient(11000);
udp.Connect(endpoint, ready.UdpPort);
_log.Info($"Connected to udp port {ready.UdpPort}.");
ReceiveDataAgent();
// IP Discovery
string ip4Address;
using (WebClient client = new WebClient()) {
var ip4MeHtml = client.DownloadString("http://ip4.me");
ip4Address = Regex.Match(ip4MeHtml, @"[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+").Value;
_log.Info($"Discovered my ip address: {ip4Address}");
}
// Send 1 Select Protocol
var selectProtocol = new VoiceSelectProtocolCommand {
Data =
{
Data =
{
ClientExternalIpAddress = ip4Address,
ClientPort = 11000,
SelectedEncryptionMode = "xsalsa20_poly1305" // the only protocol allowed by Discord
}
}
};
await SendMessage(JsonConvert.SerializeObject(selectProtocol));
_log.Info("Sent select protocol.");
// Receive 4 Session Description
var sessionDescription = await sessionDescriptionResponseSource.Task;
Debug.Assert(sessionDescription.EncryptionMode == "xsalsa20_poly1305");
encryptionKey = sessionDescription.EncryptionKey;
_log.Info($"Fully connected.");
}