Esempio n. 1
0
 private async Task DownloadFile(byte[] message)
 {
     var dto = MessagePackSerializer.Deserialize <FileDto>(message);
     await FileDownloadService.ReceiveFile(dto.Buffer,
                                           dto.FileName,
                                           dto.MessageId,
                                           dto.EndOfFile,
                                           dto.StartOfFile);
 }
Esempio n. 2
0
        private void ApplyConnectionHandlers()
        {
            // TODO: Remove circular dependencies and the need for static IServiceProvider instance
            // by emitting these events so other services can listen for them.
            var conductor = ServiceContainer.Instance.GetRequiredService <Conductor>();

            Connection.Closed += (ex) =>
            {
                Logger.Write($"Connection closed.  Error: {ex?.Message}");
                return(Task.CompletedTask);
            };

            Connection.On("ReceiveIceCandidate", (string candidate, int sdpMlineIndex, string sdpMid, string viewerID) =>
            {
                try
                {
                    if (conductor.Viewers.TryGetValue(viewerID, out var viewer))
                    {
                        viewer.RtcSession.AddIceCandidate(sdpMid, sdpMlineIndex, candidate);
                    }
                }
                catch (Exception ex)
                {
                    Logger.Write(ex);
                }
            });

            Connection.On("ReceiveRtcAnswer", async(string sdp, string viewerID) =>
            {
                try
                {
                    if (conductor.Viewers.TryGetValue(viewerID, out var viewer))
                    {
                        await viewer.RtcSession.SetRemoteDescription("answer", sdp);
                    }
                }
                catch (Exception ex)
                {
                    Logger.Write(ex);
                }
            });

            Connection.On("ClipboardTransfer", (string transferText, bool typeText, string viewerID) =>
            {
                try
                {
                    if (conductor.Viewers.TryGetValue(viewerID, out var viewer) && viewer.HasControl)
                    {
                        if (typeText)
                        {
                            KeyboardMouseInput.SendText(transferText, viewer);
                        }
                        else
                        {
                            ClipboardService.SetText(transferText);
                        }
                    }
                }
                catch (Exception ex)
                {
                    Logger.Write(ex);
                }
            });

            Connection.On("CtrlAltDel", async(string viewerID) =>
            {
                if (conductor.Viewers.TryGetValue(viewerID, out var viewer) && viewer.HasControl)
                {
                    await SendCtrlAltDel();
                }
            });

            Connection.On("Disconnect", async(string reason) =>
            {
                Logger.Write($"Disconnecting caster socket.  Reason: {reason}");
                await DisconnectAllViewers();
            });

            Connection.On("GetScreenCast", (string viewerID, string requesterName, bool notifyUser) =>
            {
                try
                {
                    ScreenCaster.BeginScreenCasting(new ScreenCastRequest()
                    {
                        NotifyUser    = notifyUser,
                        ViewerID      = viewerID,
                        RequesterName = requesterName
                    });
                }
                catch (Exception ex)
                {
                    Logger.Write(ex);
                }
            });

            Connection.On("GetWindowsSessions", async(string viewerID) =>
            {
                if (conductor.Viewers.TryGetValue(viewerID, out var viewer))
                {
                    await viewer.SendWindowsSessions();
                }
            });

            Connection.On("RequestScreenCast", (string viewerID, string requesterName, bool notifyUser) =>
            {
                conductor.InvokeScreenCastRequested(new ScreenCastRequest()
                {
                    NotifyUser    = notifyUser,
                    ViewerID      = viewerID,
                    RequesterName = requesterName
                });
            });

            Connection.On("KeyDown", (string key, string viewerID) =>
            {
                if (conductor.Viewers.TryGetValue(viewerID, out var viewer) && viewer.HasControl)
                {
                    KeyboardMouseInput.SendKeyDown(key, viewer);
                }
            });

            Connection.On("KeyUp", (string key, string viewerID) =>
            {
                if (conductor.Viewers.TryGetValue(viewerID, out var viewer) && viewer.HasControl)
                {
                    KeyboardMouseInput.SendKeyUp(key, viewer);
                }
            });

            Connection.On("KeyPress", async(string key, string viewerID) =>
            {
                if (conductor.Viewers.TryGetValue(viewerID, out var viewer) && viewer.HasControl)
                {
                    KeyboardMouseInput.SendKeyDown(key, viewer);
                    await Task.Delay(1);
                    KeyboardMouseInput.SendKeyUp(key, viewer);
                }
            });

            Connection.On("MouseMove", (double percentX, double percentY, string viewerID) =>
            {
                if (conductor.Viewers.TryGetValue(viewerID, out var viewer) && viewer.HasControl)
                {
                    KeyboardMouseInput.SendMouseMove(percentX, percentY, viewer);
                }
            });

            Connection.On("MouseDown", (int button, double percentX, double percentY, string viewerID) =>
            {
                if (conductor.Viewers.TryGetValue(viewerID, out var viewer) && viewer.HasControl)
                {
                    if (button == 0)
                    {
                        KeyboardMouseInput.SendLeftMouseDown(percentX, percentY, viewer);
                    }
                    else if (button == 2)
                    {
                        KeyboardMouseInput.SendRightMouseDown(percentX, percentY, viewer);
                    }
                }
            });

            Connection.On("MouseUp", (int button, double percentX, double percentY, string viewerID) =>
            {
                if (conductor.Viewers.TryGetValue(viewerID, out var viewer) && viewer.HasControl)
                {
                    if (button == 0)
                    {
                        KeyboardMouseInput.SendLeftMouseUp(percentX, percentY, viewer);
                    }
                    else if (button == 2)
                    {
                        KeyboardMouseInput.SendRightMouseUp(percentX, percentY, viewer);
                    }
                }
            });

            Connection.On("MouseWheel", (double deltaX, double deltaY, string viewerID) =>
            {
                if (conductor.Viewers.TryGetValue(viewerID, out var viewer) && viewer.HasControl)
                {
                    KeyboardMouseInput.SendMouseWheel(-(int)deltaY, viewer);
                }
            });
            Connection.On("SetKeyStatesUp", (string viewerID) =>
            {
                if (conductor.Viewers.TryGetValue(viewerID, out var viewer) && viewer.HasControl)
                {
                    KeyboardMouseInput.SetKeyStatesUp();
                }
            });
            Connection.On("ViewerDisconnected", async(string viewerID) =>
            {
                await Connection.SendAsync("DisconnectViewer", viewerID, false);
                if (conductor.Viewers.TryGetValue(viewerID, out var viewer))
                {
                    viewer.DisconnectRequested = true;
                    viewer.Dispose();
                }
                conductor.InvokeViewerRemoved(viewerID);
            });
            Connection.On("FrameReceived", (string viewerID) =>
            {
                if (conductor.Viewers.TryGetValue(viewerID, out var viewer))
                {
                    for (int i = 0; i < 5; i++)
                    {
                        if (viewer.PendingSentFrames.TryDequeue(out _))
                        {
                            break;
                        }
                    }
                }
            });

            Connection.On("SelectScreen", (string displayName, string viewerID) =>
            {
                if (conductor.Viewers.TryGetValue(viewerID, out var viewer))
                {
                    viewer.Capturer.SetSelectedScreen(displayName);
                }
            });

            Connection.On("QualityChange", (int qualityLevel, string viewerID) =>
            {
                if (conductor.Viewers.TryGetValue(viewerID, out var viewer))
                {
                    viewer.ImageQuality = qualityLevel;
                }
            });

            Connection.On("AutoQualityAdjust", (bool isOn, string viewerID) =>
            {
                if (conductor.Viewers.TryGetValue(viewerID, out var viewer))
                {
                    viewer.AutoAdjustQuality = isOn;
                }
            });

            Connection.On("ReceiveFile", async(byte[] buffer, string fileName, string messageId, bool endOfFile, bool startOfFile) =>
            {
                await FileDownloadService.ReceiveFile(buffer, fileName, messageId, endOfFile, startOfFile);
            });

            Connection.On("ToggleAudio", (bool toggleOn, string viewerID) =>
            {
                if (conductor.Viewers.TryGetValue(viewerID, out var viewer) && viewer.HasControl)
                {
                    AudioCapturer.ToggleAudio(toggleOn);
                }
            });
            Connection.On("ToggleBlockInput", (bool toggleOn, string viewerID) =>
            {
                if (conductor.Viewers.TryGetValue(viewerID, out var viewer) && viewer.HasControl)
                {
                    KeyboardMouseInput.ToggleBlockInput(toggleOn);
                }
            });

            Connection.On("ToggleWebRtcVideo", (bool toggleOn, string viewerID) =>
            {
                if (conductor.Viewers.TryGetValue(viewerID, out var viewer))
                {
                    viewer.ToggleWebRtcVideo(toggleOn);
                }
            });

            Connection.On("TouchDown", (string viewerID) =>
            {
                if (conductor.Viewers.TryGetValue(viewerID, out var viewer) && viewer.HasControl)
                {
                    //User32.GetCursorPos(out var point);
                    //Win32Interop.SendLeftMouseDown(point.X, point.Y);
                }
            });
            Connection.On("LongPress", (string viewerID) =>
            {
                if (conductor.Viewers.TryGetValue(viewerID, out var viewer) && viewer.HasControl)
                {
                    //User32.GetCursorPos(out var point);
                    //Win32Interop.SendRightMouseDown(point.X, point.Y);
                    //Win32Interop.SendRightMouseUp(point.X, point.Y);
                }
            });
            Connection.On("TouchMove", (double moveX, double moveY, string viewerID) =>
            {
                if (conductor.Viewers.TryGetValue(viewerID, out var viewer) && viewer.HasControl)
                {
                    //User32.GetCursorPos(out var point);
                    //Win32Interop.SendMouseMove(point.X + moveX, point.Y + moveY);
                }
            });
            Connection.On("TouchUp", (string viewerID) =>
            {
                if (conductor.Viewers.TryGetValue(viewerID, out var viewer) && viewer.HasControl)
                {
                    //User32.GetCursorPos(out var point);
                    //Win32Interop.SendLeftMouseUp(point.X, point.Y);
                }
            });
            Connection.On("Tap", (double percentX, double percentY, string viewerID) =>
            {
                if (conductor.Viewers.TryGetValue(viewerID, out var viewer) && viewer.HasControl)
                {
                    KeyboardMouseInput.SendLeftMouseDown(percentX, percentY, viewer);
                    KeyboardMouseInput.SendLeftMouseUp(percentX, percentY, viewer);
                }
            });

            Connection.On("SharedFileIDs", (List <string> fileIDs) =>
            {
                fileIDs.ForEach(id =>
                {
                    var url         = $"{conductor.Host}/API/FileSharing/{id}";
                    var webRequest  = WebRequest.CreateHttp(url);
                    var response    = webRequest.GetResponse();
                    var contentDisp = response.Headers["Content-Disposition"];
                    var fileName    = contentDisp
                                      .Split(";".ToCharArray())
                                      .FirstOrDefault(x => x.Trim().StartsWith("filename"))
                                      .Split("=".ToCharArray())[1];

                    var legalChars = fileName.ToCharArray().Where(x => !Path.GetInvalidFileNameChars().Any(y => x == y));

                    fileName = new string(legalChars.ToArray());

                    var dirPath  = Directory.CreateDirectory(Path.Combine(Path.GetTempPath(), "RemotelySharedFiles")).FullName;
                    var filePath = Path.Combine(dirPath, fileName);
                    using (var fs = new FileStream(filePath, FileMode.Create))
                    {
                        using (var rs = response.GetResponseStream())
                        {
                            rs.CopyTo(fs);
                        }
                    }
                    Process.Start("explorer.exe", dirPath);
                });
            });

            Connection.On("SessionID", (string sessionID) =>
            {
                conductor.InvokeSessionIDChanged(sessionID);
            });
        }