private async Task <User> CacheUser(string uid, Action <User> Callback = null)
{
// Pick user if exists and skip caching.
var inDB = Database.PickUserInformation(Convert.ToInt32(uid));
if (inDB != null && inDB.LastUpdateTime.Subtract(DateTime.UtcNow).TotalDays < 1)
{
return(inDB);
}
//Call api to get user information.
var headers = new Dictionary <string, string> {
{ "User-Agent", "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36" },
{ "Referer", "http://m.bilibili.com" },
{ "Origin", "http://m.bilibili.com" },
};
// Post and get data from API.
var result = await HttpRequests.DownloadString(
url : "https://api.bilibili.com/x/space/acc/info?mid=" + uid,
headers : headers,
encoding : Encoding.UTF8
);
var json = JToken.Parse(result);
var face64 = "";
// Download avatar.
if (json["data"]?["face"] != null)
{
var facedata = await HttpRequests.DownloadBytes(json["data"]["face"].ToString());
face64 = ImageHelper.ConvertToJpegBase64(facedata);
}
// Save the data.
var user = new User
{
BirthDay = json["data"]["birthday"]?.ToString() ?? "保密",
Face = json["data"]["face"]?.ToString() ?? "",
FaceBase64 = face64 ?? "",
Level = json["data"]["level_info"]?["current_level"]?.ToObject <int>() ?? -1,
Id = json["data"]["mid"]?.ToObject <int>() ?? 0,
Name = json["data"]["name"]?.ToString() ?? "",
Sex = json["data"]["sex"]?.ToString() ?? "保密"
};
if (user.Id == 0)
{
return(null);
}
Database.SaveUserInformation(user);
Callback(user);
return(user);
}
public void LoopListening(ref bool StopListenToken)
{
// Get Room ID.
var txt = HttpRequests.DownloadString(@"https://api.live.bilibili.com/room/v1/Room/room_init?id=" + LiveRoomID).Result;
var jobj = JToken.Parse(txt);
var id = jobj["data"]["room_id"].ToObject <int>();
// Get Room token.
txt = HttpRequests.DownloadString(@"https://api.live.bilibili.com/room/v1/Danmu/getConf?room_id=" + LiveRoomID).Result;
jobj = JToken.Parse(txt);
var token = jobj["data"]["token"].ToString();
using (var ws = new WebSocketSharp.WebSocket("wss://broadcastlv.chat.bilibili.com/sub"))
{
State = ListenerState.Connecting;
ws.Connect();
// Initialize
var package = PackageBuilder.MakeAuthPackage(0, id, token);
Trace.TraceWarning($"BilibiliListener: Connecting:{id}...");
ws.OnMessage += Ws_OnMessage;
var bytes = package.ToByteArray();
ws.Send(bytes);
// When the connection is not bad, default action.
// Reconnect to the live room and resend the auto package.
OnBadCommunication += c =>
{
c.Close();
Thread.Sleep(1000);
c.Connect();
var counter = 3;
while (counter-- > 0)
{
if (c.ReadyState == WebSocketSharp.WebSocketState.Open)
{
var p = PackageBuilder.MakeAuthPackage(0, id, token);
c.Send(p.ToByteArray());
LastSendHeartBeatTime = DateTime.Now;
State = ListenerState.Connected;
Trace.TraceWarning("BilibiliListener: Reconnected.");
return;
}
else
{
Trace.TraceWarning("BilibiliListener: Retry after 3 seconds.");
Thread.Sleep(3000);
}
}
};
// Main loop
while (!StopListenToken)
{
Thread.Sleep(1000);
if (ws.ReadyState == WebSocketSharp.WebSocketState.Open && DateTime.Now.Subtract(LastSendHeartBeatTime).TotalMilliseconds >= HeartBeatDuration)
{
var heartbeat = PackageBuilder.MakeHeatBeat();
ws.Send(heartbeat.ToByteArray());
LastSendHeartBeatTime = DateTime.Now;
waitBack = true;
}
if (waitBack && DateTime.Now.Subtract(LastSendHeartBeatTime).TotalMilliseconds >= HeartBeatTimeout)
{
State = ListenerState.BadCommunication;
Trace.TraceWarning("BilibiliListener: Bad communication, retrying.");
OnBadCommunication?.Invoke(ws);
}
}
ws.Close();
State = ListenerState.Disconnected;
}
}
