private bool InitConnection(DanmakuServer danmakuServer)
{
Json.Value initMsg = new Json.Value.Object
{
["uid"] = 0,
["roomid"] = danmakuServer.RoomId,
["protover"] = 2,
["platform"] = "web",
["clientver"] = "1.12.0",
["type"] = 2,
["key"] = danmakuServer.Token
};
try
{
PackWriter.SendMessage((int)BiliPackWriter.MessageType.CONNECT, initMsg.ToString());
return(true);
}
catch (SocketException)
{
ConnectionFailed?.Invoke("连接请求发送失败");
return(false);
}
catch (InvalidOperationException)
{
ConnectionFailed?.Invoke("连接请求发送失败");
return(false);
}
catch (IOException)
{
ConnectionFailed?.Invoke("连接请求发送失败");
return(false);
}
}
private ClientWebSocket GetWssConnection(DanmakuServer danmakuServer)
{
ClientWebSocket clientWebSocket = new ClientWebSocket();
clientWebSocket.ConnectAsync(new Uri($"wss://{danmakuServer.Server}:{danmakuServer.WssPort}/sub"), CancellationToken.None).GetAwaiter().GetResult();
return(clientWebSocket);
}
private TcpClient GetTcpConnection(DanmakuServer danmakuServer)
{
TcpClient tcpClient = new TcpClient();
tcpClient.Connect(danmakuServer.Server, danmakuServer.Port);
return(tcpClient);
}
/// <summary>
/// Connect
/// </summary>
public void Connect()
{
new Thread(delegate()
{
PingReply pingReply = null;
try
{
if (timeout > 0)
{
pingReply = new Ping().Send("live.bilibili.com", timeout);
}
else
{
pingReply = new Ping().Send("live.bilibili.com");
}
}
catch (Exception)
{
}
if (pingReply == null || pingReply.Status != IPStatus.Success)
{
ConnectionFailed?.Invoke("网络连接失败");
return;
}
DanmakuServer danmakuServer = GetDanmakuServer(roomId);
if (danmakuServer == null)
{
return;
}
tcpClient = Connect(danmakuServer);
StartEventListener(tcpClient);
StartHeartbeatSender(tcpClient);
Connected?.Invoke();
}).Start();
}
private DanmakuServer GetDanmakuServer(long roomId)
{
roomId = GetRealRoomId(roomId);
if (roomId < 0)
{
return(null);
}
try
{
HttpWebRequest request = (HttpWebRequest)WebRequest.Create("https://api.live.bilibili.com/room/v1/Danmu/getConf?room_id=" + roomId);
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
Json.Value json = Json.Parser.Parse(response.GetResponseStream());
if (json["code"] != 0)
{
Console.Error.WriteLine("Error occurs when resolving dm servers");
Console.Error.WriteLine(json.ToString());
return(null);
}
DanmakuServer danmakuServer = new DanmakuServer();
danmakuServer.RoomId = roomId;
danmakuServer.Server = json["data"]["host_server_list"][0]["host"];
danmakuServer.Port = json["data"]["host_server_list"][0]["port"];
danmakuServer.WsPort = json["data"]["host_server_list"][0]["ws_port"];
danmakuServer.WssPort = json["data"]["host_server_list"][0]["wss_port"];
danmakuServer.Token = json["data"]["token"];
return(danmakuServer);
}
catch (WebException)
{
ConnectionFailed?.Invoke("直播间信息获取失败");
return(null);
}
}
private TcpClient Connect(DanmakuServer danmakuServer)
{
TcpClient tcpClient = new TcpClient();
tcpClient.Connect(danmakuServer.Server, danmakuServer.Port);
NetworkStream networkStream = tcpClient.GetStream();
//string msg = string.Format("{{\"roomid\":{0},\"uid\":{1}}}", danmakuServer,roomId, (long)(1e14 + 2e14 * new Random().NextDouble()));
Json.Value initMsg = new Json.Value.Object();
initMsg["uid"] = 0;
initMsg["roomid"] = danmakuServer.RoomId;
initMsg["protover"] = 2;
initMsg["platform"] = "web";
initMsg["clientver"] = "1.9.3";
initMsg["type"] = 2;
initMsg["key"] = danmakuServer.Token;
try
{
BiliPackWriter.SendMessage(networkStream, (int)BiliPackWriter.MessageType.CONNECT, initMsg.ToString());
}
catch (SocketException)
{
ConnectionFailed?.Invoke("连接请求发送失败");
Disconnect();
}
catch (InvalidOperationException)
{
ConnectionFailed?.Invoke("连接请求发送失败");
Disconnect();
}
catch (IOException)
{
ConnectionFailed?.Invoke("连接请求发送失败");
Disconnect();
}
return(tcpClient);
}
public bool Connect()
{
PingReply pingReply = null;
try
{
pingReply = new Ping().Send("live.bilibili.com");
}
catch (Exception)
{
}
if (pingReply == null || pingReply.Status != IPStatus.Success)
{
ConnectionFailed?.Invoke("网络连接失败");
return(false);
}
DanmakuServer danmakuServer = GetDanmakuServer(RoomId);
if (danmakuServer == null)
{
return(false);
}
switch (Protocol)
{
case Protocols.Tcp:
DanmakuTcpClient = GetTcpConnection(danmakuServer);
Stream stream = DanmakuTcpClient.GetStream();
stream.ReadTimeout = 30 * 1000 + 1000;
stream.WriteTimeout = 30 * 1000 + 1000;
PackReader = new BiliPackReader(stream);
PackWriter = new BiliPackWriter(stream);
break;
case Protocols.Ws:
DanmakuWebSocket = GetWsConnection(danmakuServer);
PackReader = new BiliPackReader(DanmakuWebSocket);
PackWriter = new BiliPackWriter(DanmakuWebSocket);
break;
case Protocols.Wss:
DanmakuWebSocket = GetWssConnection(danmakuServer);
PackReader = new BiliPackReader(DanmakuWebSocket);
PackWriter = new BiliPackWriter(DanmakuWebSocket);
break;
}
if (!InitConnection(danmakuServer))
{
Disconnect();
return(false);
}
StartEventListener();
StartHeartbeatSender();
Connected?.Invoke();
return(true);
}