private void Register_Button_Click(object sender, RoutedEventArgs e) { try { Reset(); var currentPw = string.Empty; var currentReenteredPw = string.Empty; if (_pwIsVisible) { currentPw = Master_VisibleTextbox.Text; currentReenteredPw = MasterReentered_Textbox.Text; } else { currentPw = Master_PasswordBox.Password; currentReenteredPw = MasterReentered_PasswordBox.Password; } // Check if all criteria are correct if (Info_Checkbox.IsChecked == false) { Output_Textblock.Text = "You need to varify first that you have read the text on the left."; Info_Checkbox.Foreground = Brushes.Red; return; } if (FortressName_Textbox.Text == string.Empty) { Output_Textblock.Text = "You need to name your fortress."; FortressName_Textbox.BorderBrush = Brushes.Red; return; } if (WellKnownSpecialCharacters.ContainsSpecialCharacters(FortressName_Textbox.Text)) { Output_Textblock.Text = "Special characters in the name are not allowed."; FortressName_Textbox.BorderBrush = Brushes.Red; return; } if (currentPw.Length < 8 || !(currentPw.Any(char.IsUpper)) || !(currentPw.Any(char.IsDigit))) { Output_Textblock.Text = "The masterkey has to match the following criteria: Minumum 8 characters long; Contain at least one upper case character and one digit."; Master_PasswordBox.Foreground = Brushes.Red; Master_VisibleTextbox.Foreground = Brushes.Red; return; } if (currentReenteredPw != currentPw) { Output_Textblock.Text = "Masterkey doesn't match the reentered one."; MasterReentered_PasswordBox.Foreground = Brushes.Red; MasterReentered_Textbox.Foreground = Brushes.Red; return; } // If they are - continue to make the fortress. var aesHelper = new AesHelper(); var salt = aesHelper.GenerateSalt(); var hashedKey = aesHelper.CreateKey(Master_PasswordBox.Password, 256, salt); var fullPath = string.Empty; // If the user has entered a custom path -> Disabled for now if (_fullPath != string.Empty) { fullPath = $"{_fullPath}\\{FortressName_Textbox.Text}"; } else // else use the default. { fullPath = $"{IOPathHelper.GetDefaultFortressDirectory()}\\{FortressName_Textbox.Text}"; } var name = "NOT GIVEN"; var lastName = "NOT GIVEN"; var userName = "******"; var eMail = "*****@*****.**"; var fortress = new Fortress(salt, hashedKey, fullPath, name, lastName, userName, eMail); DataAccessService.Instance.CreateNewFortress(fortress); // Create the new fortress. ClearPasswords(); Navigation.LoginManagementInstance.LoadFortresses(); // Refresh the list. Communication.InformUser($"{FortressName_Textbox.Text} has been successfully built."); } catch (Exception ex) { ClearPasswords(); Logger.log.Error($"Error while trying to register a new fortress: {ex}"); ex.SetUserMessage("There was a problem creating the fortress. The given passwords have been flushed out of memory."); Communication.InformUserAboutError(ex); } }
/// <summary> /// Loads all fortresses: Default and linked. /// </summary> public void LoadFortresses() { try { // If the fortress folder doesn't exist, a fortress hasn't been created into the default location if (!Directory.Exists(IOPathHelper.GetDefaultFortressDirectory()) && !File.Exists(IOPathHelper.GetLinkedFortressListFile())) { return; } var allFortresses = new List <string>(); // First get all fortresses in the default location var defaultFortresses = Directory.GetFiles(IOPathHelper.GetDefaultFortressDirectory()).Where(f => f.EndsWith(TermHelper.GetZippedFileEnding())).ToList(); allFortresses.AddRange(defaultFortresses); // Now look for externally added fortress in the fortress config if (File.Exists(IOPathHelper.GetLinkedFortressListFile())) { var linkedFortresses = File.ReadAllLines(IOPathHelper.GetLinkedFortressListFile()).ToList(); var emptyPaths = new List <string>(); foreach (var path in linkedFortresses) { // If the file exists, we add it to the UI. if (File.Exists(path)) { allFortresses.Add(path); } // If the given path does not exist anymore, because the fortress got moved, delete it. else { emptyPaths.Add(path); } } // When empty paths have been found, delete them and tell the User. if (emptyPaths.Count > 0) { foreach (var path in emptyPaths) { linkedFortresses.Remove(path); } File.WriteAllLines(IOPathHelper.GetLinkedFortressListFile(), linkedFortresses); Communication.InformUser($"Old or corrupted paths have been found - they were de-linked from the fortress list."); } } Fortresses.Clear(); foreach (var fortress in allFortresses) { // If the files does not have the default database ending, skip it. if (!fortress.EndsWith(TermHelper.GetZippedFileEnding())) { break; } var created = File.GetCreationTime(fortress); var modified = File.GetLastWriteTime(fortress); var fortressVm = new FortressViewModel(fortress, created, modified, this); if (!fortress.Contains(IOPathHelper.GetDefaultFortressDirectory())) { fortressVm.IsDefaultLocated = false; } Fortresses.Add(fortressVm); } } catch (Exception ex) { Logger.log.Error($"Error while loading the fortress list: {ex}"); ex.SetUserMessage("An error occured while trying to load all known fortresses. If the fortress has been moved, try to select it again or restart the program."); Communication.InformUserAboutError(ex); } }