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Program.cs
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Program.cs
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using System;
using System.Collections.Generic;
using System.Configuration;
using System.Diagnostics;
using System.IO;
using System.Text.Json;
using System.Threading;
using System.Threading.Tasks;
using Dec.DiscordIPC;
using Dec.DiscordIPC.Commands;
using Dec.DiscordIPC.Events;
using OBSWebsocketDotNet;
using OBSWebsocketDotNet.Communication;
using Serilog;
using Serilog.Sinks.SystemConsole.Themes;
namespace VoiceChannelGrabber
{
class Program
{
private static string baseDir { get; set; }
private static string clientID { get; set; }
private static string clientSecret { get; set; }
private static string tokenJsonFile { get; set; }
private static Config Config {get; set;}
private static string AccessToken { get; set; }
private static bool IsDiscordAvailable { get; set; }
private static bool IsOBSconnected { get; set; }
private static DiscordIPC client { get; set; }
private static OBSWebsocket obs { get; set; }
private static Timer heartbeatTimer;
static int Main()
{
baseDir = Path.GetDirectoryName(Process.GetCurrentProcess().MainModule.FileName);
// Initialize serilog logger
Log.Logger = new LoggerConfiguration()
.WriteTo.Console(Serilog.Events.LogEventLevel.Debug, theme: AnsiConsoleTheme.Literate)
.WriteTo.File(Path.Combine(baseDir, "logs", $"log-.txt"), Serilog.Events.LogEventLevel.Information, rollingInterval: RollingInterval.Day)
.MinimumLevel.Information()
.Enrich.FromLogContext()
.CreateLogger();
// Name this thing
Console.Title = "Discord Voice Channel Grabber for Streamkit-Voice-Overlay in OBS";
try
{
Native.SetQuickEditMode(false);
MainAsync().Wait();
return 0;
}
catch (Exception ex)
{
Log.Logger.Fatal(ex.Message);
Console.ReadLine();
return 1;
}
}
static async Task MainAsync()
{
var configFile = Path.Combine(baseDir, "config.json");
tokenJsonFile = Path.Combine(baseDir, "token.json");
if (File.Exists(configFile))
{
var jsonString = File.ReadAllText(configFile);
Config = JsonSerializer.Deserialize<Config>(jsonString);
}
else
{
Config = new Config();
// Get configuration settings...
Console.WriteLine("Moin!");
Console.WriteLine("Let's do some configuration stuff together. Great fun times... ;-)");
Console.WriteLine();
Console.Write("Do you have your own private Discord app with Client ID and Client secret? ([N]/Y) ");
var hasDiscordAppAnser = Console.ReadLine();
if (hasDiscordAppAnser.ToLower() == "y")
{
Console.Write("Enter your Discord Client ID: ");
Config.ClientID = Console.ReadLine();
Console.Write("Enter your Discord Client Secret: ");
Config.ClientSecret = Console.ReadLine();
Console.Write("Enter the app's Redirect URI e.g. http://localhost:3000/callback: ");
Config.RedirectUri = Console.ReadLine();
}
else
{
Log.Logger.Warning("Please make sure you are member of the app tester list! Otherwise this thing doesn't work...");
Log.Logger.Information("Please have a look here how to join the beta: https://github.com/dichternebel/voice-channel-grabber#joining-the-public-beta");
Console.WriteLine();
}
Console.Write("Enter the OBS scene name where the Browser Source is in: ");
Config.SceneName = Console.ReadLine();
Console.Write("Enter the name of the Browser Source: ");
Config.SourceName = Console.ReadLine();
if (string.IsNullOrWhiteSpace(Config.SourceName))
{
Log.Logger.Warning("You must specify the name, otherwise I can't do anything... :-/");
Log.Logger.Information("Press any key to close this thing and try again.");
Console.ReadKey();
return;
}
Console.Write("Optionally change OBS websocket address and port (default is 127.0.0.1:4455): ");
Config.WebsocketAddress = Console.ReadLine();
Console.Write("Optionally change OBS websocket password (default is <blank>): ");
Config.WebsocketPassword = Console.ReadLine();
// ...and write them to file
using FileStream createStream = File.Create(configFile);
await JsonSerializer.SerializeAsync(createStream, Config, new JsonSerializerOptions { WriteIndented = true });
await createStream.DisposeAsync();
Console.WriteLine();
Console.WriteLine("gg ez!");
Thread.Sleep(500);
Console.Clear();
}
if (string.IsNullOrEmpty(Config.ClientID) || string.IsNullOrEmpty(Config.ClientSecret))
{
clientID = ConfigurationManager.AppSettings["ClientID"];
clientSecret = ConfigurationManager.AppSettings["ClientSecret"];
}
else
{
clientID = Config.ClientID;
clientSecret = Config.ClientSecret;
}
var token = string.Empty;
// Use DiscordIPC to listen to the VoiceChannelSelect event
client = new DiscordIPC(clientID);
Log.Logger.Information("Waiting for Discord Client IPC connection...");
await WaitForDiscordClient();
if (!File.Exists(tokenJsonFile))
{
//Authorize
await AuthorizeAndAuthenticateDiscord(Config.RedirectUri);
}
else
{
var jsonString = File.ReadAllText(tokenJsonFile);
var authJson = JsonSerializer.Deserialize<JsonElement>(jsonString);
AccessToken = authJson.GetProperty("AccessToken").ToString();
var expirationDate = Convert.ToDateTime(authJson.GetProperty("Expires").ToString());
// Refresh that thing if rotten
if (DateTime.Compare(DateTime.Now.AddDays(-1), expirationDate) > 0)
{
var authResponse = OAuth2.AuthenticateByToken(
new OAuth2Provider{
ClientId = clientID,
ClientSecret = clientSecret,
AuthUri = "https://discord.com/api/oauth2/authorize",
AccessTokenUri = "https://discord.com/api/oauth2/token"
},
authJson.GetProperty("RefreshToken").ToString()
);
using FileStream createStream = File.Create(tokenJsonFile);
await JsonSerializer.SerializeAsync(createStream, authResponse, new JsonSerializerOptions { WriteIndented = true });
await createStream.DisposeAsync();
AccessToken = authResponse.AccessToken;
}
//Authenticate (ignoring the response here)
try
{
await client.SendCommandAsync(new Authenticate.Args()
{
access_token = AccessToken
});
}
catch (Exception ex)
{
Log.Logger.Error(ex.Message);
await AuthorizeAndAuthenticateDiscord(Config.RedirectUri);
}
}
client.OnVoiceChannelSelect += voiceChannelHandler;
await client.SubscribeAsync(new VoiceChannelSelect.Args());
// Initialize and start timer
var progress = new Progress<Exception>((ex) =>
{
// ToDo: handle exception from timercallback
throw ex;
//if (ex is OBSWebsocketDotNet.ErrorResponseException)
//{
// Log.Logger.Warning($"Connect failed: {ex.Message}");
//}
//else if (ex is AuthFailureException)
//{
// Log.Logger.Warning("Unable to connect to OBS. Please double-check password!");
//}
});
heartbeatTimer = new Timer(x => RunHeartbeatTask(progress), null, 0, 5000);
// Instantiate OBS Websocket
Log.Logger.Information("Waiting for OBS websocket connection...");
Config.WebsocketAddress = string.IsNullOrWhiteSpace(Config.WebsocketAddress) ? "ws://127.0.0.1:4455" : Config.WebsocketAddress;
Config.WebsocketPassword = string.IsNullOrEmpty(Config.WebsocketPassword) ? "" : Config.WebsocketPassword;
if (!Config.WebsocketAddress.StartsWith("ws://")) Config.WebsocketAddress = $"ws://{Config.WebsocketAddress}";
obsOnDisconnect(null, null);
// Rename this thing
Console.Title = $"Syncing StreamKit-Voice-Overlay in OBS @ /{Config.SceneName}/{Config.SourceName}";
// Block this task until the program is closed.
await Task.Delay(-1);
// Dispose
client.Dispose();
}
private static void obsOnConnect(object sender, EventArgs e)
{
Log.Logger.Information("Connected to OBS.");
UpdateStreamkitDiscordOverlayTrigger().Wait();
IsOBSconnected = true;
}
private static void obsOnDisconnect(object sender, ObsDisconnectionInfo e)
{
if (e != null && e.ObsCloseCode == ObsCloseCodes.AuthenticationFailed)
{
Log.Logger.Error("Websocket password seems to be incorrect... Please check!");
return;
}
if (IsOBSconnected) Log.Logger.Warning("Websocket connection lost. Waiting for OBS...");
IsOBSconnected = false;
obs = new OBSWebsocket();
obs.Connected -= obsOnConnect;
obs.Disconnected -= obsOnDisconnect;
obs.Connected += obsOnConnect;
obs.Disconnected += obsOnDisconnect;
obs.ConnectAsync(Config.WebsocketAddress, Config.WebsocketPassword);
}
private static void voiceChannelHandler(object sender, VoiceChannelSelect.Data data)
{
var guild = data.guild_id;
var channel = data.channel_id;
Log.Logger.Information("Voice channel change detected...");
UpdateStreamkitDiscordOverlay(guild, channel);
}
private static void UpdateStreamkitDiscordOverlay(string guildId, string channelId)
{
if (!obs.IsConnected) return;
var streamkitUri = new UriBuilder($"https://streamkit.discord.com/overlay/voice/{guildId}/{channelId}?icon=true&online=true&logo=white&text_color=%23ffffff&text_size=14&text_outline_color=%23000000&text_outline_size=0&text_shadow_color=%23000000&text_shadow_size=0&bg_color=%231e2124&bg_opacity=0.95&bg_shadow_color=%23000000&bg_shadow_size=0&invite_code=&limit_speaking=true&small_avatars=true&hide_names=false&fade_chat=0");
try
{
var sceneItemId = obs.GetSceneItemId(Config.SceneName, Config.SourceName, 0);
// check for exisiting browser source with given name
var currentBrowserSourceSettings = obs.GetInputSettings(Config.SourceName);
if (currentBrowserSourceSettings.InputKind != "browser_source")
{
throw new Exception($"{Config.SourceName} is not a browser source. Unable to get and set URL... Doh!");
}
if (string.IsNullOrEmpty(guildId) || string.IsNullOrEmpty(channelId))
{
obs.SetSceneItemEnabled(Config.SceneName, sceneItemId, false);
Log.Logger.Information("Elvis has left the building!");
}
else
{
// Be nice: Respect user's custom StreamKit parameters
var currentUri = new UriBuilder(currentBrowserSourceSettings.Settings["url"].ToString());
if (currentUri.Host == "streamkit.discord.com"
&& currentUri.Query != null
&& currentUri.Query.Length > 0)
{
streamkitUri.Query = currentUri.Query;
}
obs.SetSceneItemEnabled(Config.SceneName, sceneItemId, true);
obs.SetInputSettings(Config.SourceName, new Newtonsoft.Json.Linq.JObject { { "url", streamkitUri.ToString() } });
Log.Logger.Information("Browser Source update successfull!");
}
}
catch (Exception ex)
{
Log.Logger.Error($"Ups! OBS said: '{ex.Message}'");
}
}
private static async Task UpdateStreamkitDiscordOverlayTrigger()
{
// Check if user is already in VoiceChannel and set browser source accordingly
GetSelectedVoiceChannel.Data response = await client.SendCommandAsync(new GetSelectedVoiceChannel.Args() { });
if (response != null) UpdateStreamkitDiscordOverlay(response.guild_id, response.id);
}
private static async void RunHeartbeatTask(IProgress<Exception> progress)
{
try
{
if (IsDiscordAvailable) await client.SendCommandAsync(new GetSelectedVoiceChannel.Args() { });
}
catch (Exception ex)
{
IsDiscordAvailable = false;
Log.Logger.Warning($"IPC connection lost: {ex.Message} Waiting for Discord Client...");
// Unsubscribe from event handler
client.OnVoiceChannelSelect -= voiceChannelHandler;
await WaitForDiscordClient();
try
{
await client.SendCommandAsync(new Authenticate.Args()
{
access_token = AccessToken
});
}
catch (Dec.DiscordIPC.ErrorResponseException erex)
{
Log.Logger.Fatal(erex.Message);
Log.Logger.Information("Aw snap! We need to restart this thing and authorize in Discord.");
System.Environment.Exit(-1);
}
client.OnVoiceChannelSelect += voiceChannelHandler;
await client.SubscribeAsync(new VoiceChannelSelect.Args());
await UpdateStreamkitDiscordOverlayTrigger();
}
}
private static async Task WaitForDiscordClient()
{
while (!IsDiscordAvailable)
{
try
{
await client.InitAsync();
IsDiscordAvailable = true;
Log.Logger.Information("Connected to local Discord client.");
//The pipe needs time... :-D
Thread.Sleep(750);
}
catch (System.Exception)
{
Log.Logger.Debug("Waiting for Discord client...");
Thread.Sleep(5000);
}
}
}
private static async Task AuthorizeAndAuthenticateDiscord(string redirectUri)
{
//Authorize
string code;
Authorize.Data codeResponse = await client.SendCommandAsync(
new Authorize.Args()
{
scopes = new List<string>() { "rpc" },
client_id = clientID,
});
code = codeResponse.code;
var authResponse = OAuth2.AuthenticateByCode(
new OAuth2Provider
{
ClientId = clientID,
ClientSecret = clientSecret,
AuthUri = "https://discord.com/api/oauth2/authorize",
AccessTokenUri = "https://discord.com/api/oauth2/token"
},
redirectUri,
code
);
using FileStream createStream = File.Create(tokenJsonFile);
await JsonSerializer.SerializeAsync(createStream, authResponse, new JsonSerializerOptions { WriteIndented = true });
await createStream.DisposeAsync();
await client.SendCommandAsync(new Authenticate.Args()
{
access_token = authResponse.AccessToken
});
AccessToken = authResponse.AccessToken;
}
}
}