private void StartWait(MegaRequest cause, string handle, string waitUrl)
{
if (waitRetries > 1)
{
Thread.Sleep((int)(Math.Pow(2, waitRetries) * 100));
// 0,400,800,1600,3200ms etc
}
ScWc = new WebClient();
ScWc.DownloadStringCompleted += (s, e) =>
{
if (e.Cancelled)
{
return;
}
// todo kinds of errors
if (e.Error != null)
{
waitRetries++;
StartWait(cause, handle, waitUrl); return;
}
waitRetries = 0;
StartPoll(cause, handle);
};
try
{
ScWc.DownloadStringAsync(new Uri(waitUrl));
}
catch (WebException)
{
waitRetries++;
StartWait(cause, handle, waitUrl);
}
}
public void StartPoll(MegaRequest cause, string handle)
{
ScWc = new WebClient();
ScWc.DownloadStringCompleted += (s, e) =>
{
if (e.Cancelled) { return; }
if (e.Error != null) { StartPoll(cause, handle); return; }
try
{
var response = String.Format("{{root:{0}}}", e.Result);
var r = JObject.Parse(response)["root"];
if (r["w"] != null)
{
StartWait(cause, handle, r["w"].ToString());
return;
}
else if (r["a"] != null)
{
if (ServerCommand != null)
{
Utility.Util.StartThread(() =>
{
var str = r["a"].ToString();
var cmds = JsonConvert.DeserializeObject<List<ServerCommand>>(str, new ServerCommandConverter(user));
foreach (var cmd in cmds)
{
if (cmd.CommandId != null)
{
var track = tracking.Where(t => t == cmd.CommandId).FirstOrDefault();
if (track != null)
{
tracking.Remove(track);
cmd.IsMine = true;
}
}
}
ServerCommand(this, new ServerRequestArgs
{
commands = cmds
});
}, "server_request_handling");
}
StartPoll(cause, r["sn"].ToString());
}
}
catch { StartPoll(cause, handle); }
};
try { ScWc.DownloadStringAsync(BuildScUri(cause, handle)); }
catch (System.Net.WebException)
{
StartPoll(cause, handle);
}
}
private void ProcessAgain(MegaRequest request, bool incrRetries = true)
{
if (incrRetries)
{
request.retries++;
}
ProcessRequest(request);
}
private Uri BuildScUri(MegaRequest req, string handle)
{
var url = ServerClientUrl;
url += "?sn=" + handle;
url += req.Sid != null ? "&sid=" + req.Sid : "";
return(new Uri(url));
}
private Uri BuildCsUri(MegaRequest req)
{
var url = ClientServerUrl;
url += "?id=" + req.Id.ToString();
url += req.Sid != null ? "&sid=" + req.Sid : "";
url += req.NodeSid != null ? "&n=" + req.NodeSid : "";
return(new Uri(url));
}
private string GetData(MegaRequest req)
{
var t = JsonConvert.SerializeObject(req,
new JsonSerializerSettings {
NullValueHandling = NullValueHandling.Ignore, Converters = req.Converters
});
return(string.Format("[{0}]", t));
}
private void ProcessError(MegaRequest req, int errno)
{
switch (errno)
{
case MegaApiError.EAGAIN:
if (req.retries >= 30)
{
req.HandleError(MegaApiError.EAPI);
ProcessNext();
break;
}
Debug.WriteLine("Received -3, retrying");
ProcessAgain(req);
break;
case MegaApiError.EARGS:
req.HandleError(MegaApiError.EAPI);
ProcessNext();
break;
case MegaApiError.ESID:
if (req.retries >= 3)
{
req.HandleError(MegaApiError.EBROKEN);
ProcessNext();
}
else
{
if (Auth == null)
{
req.HandleError(MegaApiError.EBROKEN);
}
else
{
var sidReq = new MRequestGetSid <MResponseGetSid>(Auth);
sidReq.Success += (s, a) =>
{
req.Sid = a.SessionId;
ProcessAgain(req);
};
sidReq.Error += (s, a) => req.HandleError(MegaApiError.EBROKEN);
ProcessRequest(sidReq);
}
}
break;
default:
req.HandleError(errno);
ProcessNext();
break;
}
}
public void EnqueueRequest(MegaRequest request)
{
Util.StartThread(() =>
{
lock (requests)
{
requests.Enqueue(request);
if (requests.Count == 1)
{
ProcessNext();
}
}
}, "mega_api_request_start");
}
private void ProcessNext()
{
MegaRequest req = null;
lock (requests)
{
if (requests.Count < 1)
{
return;
}
req = requests.Dequeue();
}
ProcessRequest(req);
}
private void ProcessError(MegaRequest req, int errno)
{
switch (errno)
{
case MegaApiError.EAGAIN:
if (req.retries >= 30)
{
req.HandleError(MegaApiError.EAPI);
ProcessNext();
break;
}
Debug.WriteLine("Received -3, retrying");
ProcessAgain(req);
break;
case MegaApiError.EARGS:
req.HandleError(MegaApiError.EAPI);
ProcessNext();
break;
case MegaApiError.ESID:
if (req.retries >= 3)
{
req.HandleError(MegaApiError.EBROKEN);
ProcessNext();
}
else
{
if (Auth == null) { req.HandleError(MegaApiError.EBROKEN); }
else
{
var sidReq = new MRequestGetSid<MResponseGetSid>(Auth);
sidReq.Success += (s, a) =>
{
req.Sid = a.SessionId;
ProcessAgain(req);
};
sidReq.Error += (s, a) => req.HandleError(MegaApiError.EBROKEN);
ProcessRequest(sidReq);
}
}
break;
default:
req.HandleError(errno);
ProcessNext();
break;
}
}
public void EnqueueRequest(MegaRequest request)
{
Util.StartThread(() =>
{
lock (requests)
{
requests.Enqueue(request);
if (requests.Count == 1)
{
ProcessNext();
}
}
}, "mega_api_request_start");
}
internal void StartPoll(MegaRequest cause, string handle)
{
Util.StartThread(() =>
{
lock (pollingLock)
{
if (polling != null)
{
polling.Cancel();
}
polling = new PollingTransport(Auth);
polling.Proxy = Proxy;
polling.tracking = tracking;
polling.ServerCommand += (s, e) =>
{
if (ServerRequest != null)
{
ServerRequest(s, e);
}
};
polling.StartPoll(cause, handle);
}
}, "polling_transport_start");
}
private void StartWait(MegaRequest cause, string handle, string waitUrl)
{
if (waitRetries > 1)
{
Thread.Sleep((int)(Math.Pow(2, waitRetries) * 100));
// 0,400,800,1600,3200ms etc
}
ScWc = new WebClient();
ScWc.DownloadStringCompleted += (s, e) =>
{
if (e.Cancelled) { return; }
// todo kinds of errors
if (e.Error != null)
{
waitRetries++;
StartWait(cause, handle, waitUrl); return;
}
waitRetries = 0;
StartPoll(cause, handle);
};
try
{
ScWc.DownloadStringAsync(new Uri(waitUrl));
}
catch (WebException)
{
waitRetries++;
StartWait(cause, handle, waitUrl);
}
}
private Uri BuildScUri(MegaRequest req, string handle)
{
var url = ServerClientUrl;
url += "?sn=" + handle;
url += req.Sid != null ? "&sid=" + req.Sid : "";
return new Uri(url);
}
public void StartPoll(MegaRequest cause, string handle)
{
ScWc = new WebClient();
ScWc.DownloadStringCompleted += (s, e) =>
{
if (e.Cancelled)
{
return;
}
if (e.Error != null)
{
StartPoll(cause, handle); return;
}
try
{
var response = String.Format("{{root:{0}}}", e.Result);
var r = JObject.Parse(response)["root"];
if (r["w"] != null)
{
StartWait(cause, handle, r["w"].ToString());
return;
}
else if (r["a"] != null)
{
if (ServerCommand != null)
{
Utility.Util.StartThread(() =>
{
var str = r["a"].ToString();
var cmds = JsonConvert.DeserializeObject <List <ServerCommand> >(str, new ServerCommandConverter(user));
foreach (var cmd in cmds)
{
if (cmd.CommandId != null)
{
var track = tracking.Where(t => t == cmd.CommandId).FirstOrDefault();
if (track != null)
{
tracking.Remove(track);
cmd.IsMine = true;
}
}
}
ServerCommand(this, new ServerRequestArgs
{
commands = cmds
});
}, "server_request_handling");
}
StartPoll(cause, r["sn"].ToString());
}
}
catch { StartPoll(cause, handle); }
};
try { ScWc.DownloadStringAsync(BuildScUri(cause, handle)); }
catch (System.Net.WebException)
{
StartPoll(cause, handle);
}
}
private void ProcessRequest(MegaRequest req)
{
if (req.retries > 1)
{
Thread.Sleep((int)(Math.Pow(2, req.retries) * 100));
// 0,400,800,1600,3200ms etc
}
var wc = new WebClient();
wc.Proxy = Proxy;
wc.UploadStringCompleted += (s, e) =>
{
if (e.Error == null)
{
try
{
var response = String.Format("{{root:{0}}}", e.Result);
var r = JObject.Parse(response)["root"];
#region error handling
if (r.Type == JTokenType.Integer && r.ToObject<int>() < 0)
{
ProcessError(req, r.ToObject<int>());
return;
}
if (r.Type == JTokenType.Array)
{
if (r[0].Type == JTokenType.Integer && r[0].ToObject<int>() < 0)
{
ProcessError(req, r[0].ToObject<int>());
return;
}
}
else
{
req.HandleError(MegaApiError.EUNEXPECTED);
ProcessNext();
return;
}
#endregion
req.HandleSuccess(r[0]);
ProcessNext();
}
catch (JsonException)
{
req.HandleError(MegaApiError.EUNEXPECTED);
ProcessNext();
}
}
else { ProcessAgain(req); }
};
try
{
if (req.IsTracking) { tracking.Add(((ITrackingRequest)req).TrackingId); }
wc.UploadStringAsync(BuildCsUri(req), GetData(req));
}
catch (WebException) { ProcessAgain(req, false); }
}
private Uri BuildCsUri(MegaRequest req)
{
var url = ClientServerUrl;
url += "?id=" + req.Id.ToString();
url += req.Sid != null ? "&sid=" + req.Sid : "";
url += req.NodeSid != null ? "&n=" + req.NodeSid : "";
return new Uri(url);
}
private string GetData(MegaRequest req)
{
var t = JsonConvert.SerializeObject(req,
new JsonSerializerSettings { NullValueHandling = NullValueHandling.Ignore, Converters = req.Converters });
return string.Format("[{0}]", t);
}
private void ProcessRequest(MegaRequest req)
{
if (req.retries > 1)
{
Thread.Sleep((int)(Math.Pow(2, req.retries) * 100));
// 0,400,800,1600,3200ms etc
}
var wc = new WebClient();
wc.Proxy = Proxy;
wc.UploadStringCompleted += (s, e) =>
{
if (e.Error == null)
{
try
{
var response = String.Format("{{root:{0}}}", e.Result);
var r = JObject.Parse(response)["root"];
#region error handling
if (r.Type == JTokenType.Integer && r.ToObject <int>() < 0)
{
ProcessError(req, r.ToObject <int>());
return;
}
if (r.Type == JTokenType.Array)
{
if (r[0].Type == JTokenType.Integer && r[0].ToObject <int>() < 0)
{
ProcessError(req, r[0].ToObject <int>());
return;
}
}
else
{
req.HandleError(MegaApiError.EUNEXPECTED);
ProcessNext();
return;
}
#endregion
req.HandleSuccess(r[0]);
ProcessNext();
}
catch (JsonException)
{
req.HandleError(MegaApiError.EUNEXPECTED);
ProcessNext();
}
}
else
{
ProcessAgain(req);
}
};
try
{
if (req.IsTracking)
{
tracking.Add(((ITrackingRequest)req).TrackingId);
}
wc.UploadStringAsync(BuildCsUri(req), GetData(req));
}
catch (WebException) { ProcessAgain(req, false); }
}
internal void StartPoll(MegaRequest cause, string handle)
{
Util.StartThread(() =>
{
lock (pollingLock)
{
if (polling != null) { polling.Cancel(); }
polling = new PollingTransport(Auth);
polling.Proxy = Proxy;
polling.tracking = tracking;
polling.ServerCommand += (s, e) =>
{
if (ServerRequest != null)
{
ServerRequest(s, e);
}
};
polling.StartPoll(cause, handle);
}
}, "polling_transport_start");
}
private void ProcessAgain(MegaRequest request, bool incrRetries = true)
{
if (incrRetries) { request.retries++; }
ProcessRequest(request);
}
