private void DoLogin(string scanCode) { Employee employee = EmployeeManager.LookupByScanCode(scanCode); if (employee == null) { // The debug version will have an exception here if escape-exit is used try { PosDialogWindow.ShowDialog(Types.Strings.LoginLoginIncorrect, Types.Strings.Error); return; } catch { return; } } // Check if logged-in somewhere else if (PosHelper.IsLocked(TableName.Employee, employee.Id)) { #if !DEMO BroadcastClientSocket.SendRemoteLogout(employee.Id); #endif PosHelper.Unlock(TableName.Employee, employee.Id); } // Check if clock-in is required if (!employee.IsClockedIn()) { if (!DoClockIn(employee) && !employee.HasPermission(Permissions.SystemMaintenance)) { return; } } // Proceed with login IsLoggedIn = true; // Clear dead-locks Lock.DeleteAllEmployeeLocks(employee.Id); // Lock the employee to prevent simultaneous logins PosHelper.Lock(TableName.Employee, employee.Id, employee.Id); #if !DEMO // Tell other clients, that this employee just logged in BroadcastClientSocket.SendMessage("LOGIN " + employee.Id); #endif StartAutoLogoutTimer(); if (Login != null) { Login.Invoke(this, new UserLoginEventArgs(employee)); } }
public static void ClearTicket() { LoginControl.StartAutoLogoutTimer(); PosHelper.Unlock(ActiveTicket); IsActiveTicketLocked = false; ActiveTicket = null; ActiveItem = null; ActiveCategory = null; ActiveTicketItem = null; PseudoEmployee = null; if (TicketCleared != null) { TicketCleared.Invoke(null, new EventArgs()); } }
private void EditPartyInfo() { if (PosHelper.IsLocked(TableName.Party, CurrentTicket.PartyId)) { PosDialogWindow.ShowDialog( Types.Strings.ThePartyInformationForThisTicketIsCurrentlyBeingModifiedSomewhereElse, Types.Strings.PartyInformationLocked); return; } PosHelper.Lock(TableName.Party, CurrentTicket.PartyId, SessionManager.ActiveEmployee.Id); PosDialogWindow window = PartyEditControl.CreateInDefaultWindow(); PartyEditControl control = window.DockedControl as PartyEditControl; control.Initialize(ParentTicket.PartyId); window.ShowDialog(ParentWindow); control.ActiveParty.Update(); PosHelper.Unlock(TableName.Party, CurrentTicket.PartyId); }
void Current_DispatcherUnhandledException(object sender, DispatcherUnhandledExceptionEventArgs e) { e.Handled = true; // Stop the auto-logoof timer LoginControl.StopAutoLogoutTimer(); // Close all database connections DataModelBase.CloseAll(); #if !DEMO // Send the exception to the upgrade server Updater.StartCrashReport(e.Exception); #endif // Save the exception, serialized to the AppData folder try { DateTime now = DateTime.Now; string rootDirectory = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) + Path.DirectorySeparatorChar + "TemPOS"; if (!Directory.Exists(rootDirectory)) { Directory.CreateDirectory(rootDirectory); } string path = rootDirectory + Path.DirectorySeparatorChar + "crashdata-" + now.Year + now.Month.ToString("D2") + now.Day.ToString("D2") + "-" + now.Hour.ToString("D2") + now.Minute.ToString("D2") + now.Second.ToString("D2") + ".bin"; using (FileStream fileStream = new FileStream(path, FileMode.CreateNew)) { byte[] serialData = e.Exception.SerializeObject(); using (BinaryWriter writer = new BinaryWriter(fileStream)) { writer.Write(serialData); } } } catch { } // Display the exception message DisplayExceptionDialog(e.Exception); // Remove employee table lock (that prevents simultaneous login) if (SessionManager.ActiveEmployee != null) { PosHelper.Unlock(TableName.Employee, SessionManager.ActiveEmployee.Id); } // Close this app if (_mainWindow != null) { _mainWindow.AllowClose = true; _mainWindow.Close(); } // Disable user control crap if (ConfigurationManager.UseKeyboardHook) { UserControlManager.Disable(); } UserControlManager.ShowTaskbar(true); #if !DEBUG if (PastRestartPoint) { // Restart application Process.Start(Application.ResourceAssembly.Location, "/RESTART"); App.SwitchToDefaultDesktopOnClose = false; } else { App.SwitchToDefaultDesktopOnClose = true; } #else App.SwitchToDefaultDesktopOnClose = true; #endif // Shutdown current application Application.Current.Shutdown(); Process.GetCurrentProcess().Kill(); }