public object ConvertBack(object value, Type targetType, object parameter,
System.Globalization.CultureInfo culture)
{
string pass = PasswordProtect.EncryptStringAES(value.ToString(), MainWindow.Secret);
return(pass);
}
private void SaveButton_Click(object sender, RoutedEventArgs e)
{
if (new ValidationClass().CheckIfNotEmpty(OldPasswordBox.Text, NewPasswordBox.Text, ConfirmNewPasswordBox.Text))
{
if (NewPasswordBox.Text == ConfirmNewPasswordBox.Text)
{
PasskeeperModelContext db = new PasskeeperModelContext();
try
{
var users = from u in db.Users
select u;
var findUser = db.Users.FirstOrDefault(u => u.UserId == MainWindow.LoggedUser);
if (PasswordProtect.ValidatePassword(OldPasswordBox.Text, findUser.MasterPassword))
{
findUser.MasterPassword = PasswordProtect.CreateHash(NewPasswordBox.Text);
db.SaveChanges();
DialogResult = true;
}
else
{
MessageBox.Show("Old password is incorrect!");
}
}
catch (Exception err)
{
MessageBox.Show(err.ToString());
}
}
else
{
MessageBox.Show("New passwords do not match!");
}
}
}
public EditWindow()
{
InitializeComponent();
LoginBox.Text = MainWindow.selectedSet.Login;
LocationBox.Text = MainWindow.selectedSet.Location;
PasswordBox.Text = PasswordProtect.DecryptStringAES(MainWindow.selectedSet.Password, MainWindow.Secret);
}
private void AddButton_Click(object sender, RoutedEventArgs e)
{
if (new ValidationClass().CheckIfNotEmpty(LoginBox.Text, LocationBox.Text, PasswordBox.Text))
{
var passwordSet = new PasswordSet();
passwordSet.Location = LocationBox.Text;
passwordSet.Login = LoginBox.Text;
passwordSet.Password = PasswordProtect.EncryptStringAES(PasswordBox.Text, MainWindow.Secret);
passwordSet.UserUserId = MainWindow.LoggedUser;
passwordSet.Status = "active";
passwordSet.DateCreated = DateTime.Now;
passwordSet.DateChanged = DateTime.Now;
try
{
MainWindow.context.PasswordSets.Add(passwordSet);
MainWindow.context.SaveChanges();
DialogResult = true;
}
catch (Exception err)
{
MessageBox.Show(err.ToString());
}
}
else
{
MessageBox.Show("Please populate all fields!");
}
}
private void EnterButton_Click(object sender, RoutedEventArgs e)
{
if (new ValidationClass().CheckIfNotEmpty(LoginBox.Text, PasswordBox.Password))
{
PasskeeperModelContext db = new PasskeeperModelContext();
try
{
var findUser = db.Users.FirstOrDefault(u => u.Username == LoginBox.Text);
if (findUser != null && PasswordProtect.ValidatePassword(PasswordBox.Password, findUser.MasterPassword))
{
MainWindow.LoggedUser = findUser.UserId;
MainWindow.Secret = findUser.Username;
DialogResult = true;
}
else
{
MessageBox.Show("Wrong login or password!");
PasswordBox.Password = "";
LoginBox.Focus();
}
}
catch (Exception err)
{
MessageBox.Show(err.ToString());
}
}
else
{
MessageBox.Show("Please populate all fields!");
}
}
private void SaveButton_Click(object sender, RoutedEventArgs e)
{
if (new ValidationClass().CheckIfNotEmpty(LoginBox.Text, PasswordBox.Text, RepeatPassBox.Text, EmailBox.Text))
{
if (RepeatPassBox.Text == PasswordBox.Text)
{
PasskeeperModelContext context = new PasskeeperModelContext();
var user = new User();
user.Username = LoginBox.Text;
user.MasterPassword = PasswordProtect.CreateHash(PasswordBox.Text);
user.Email = EmailBox.Text;
user.DateCreated = DateTime.Now;
user.Status = "active";
try
{
var users = from u in context.Users
select u;
var duplicate = context.Users.FirstOrDefault(u => u.Username == user.Username);
if (duplicate != null)
{
MessageBox.Show("Such username already exists! Please make another username!");
}
else
{
context.Users.Add(user);
context.SaveChanges();
MessageBox.Show("User was added successfully!");
DialogResult = true;
}
}
catch (Exception err)
{
MessageBox.Show(err.ToString());
}
}
else
{
MessageBox.Show("Passwords do not match!");
}
}
else
{
MessageBox.Show("Please populate all fields!");
}
}
private void ResetButton_Click(object sender, RoutedEventArgs e)
{
if (new ValidationClass().CheckIfNotEmpty(EmailBox.Text))
{
PasskeeperModelContext db = new PasskeeperModelContext();
try
{
var users = from u in db.Users
select u;
var findUser = db.Users.FirstOrDefault(u => u.Email == EmailBox.Text);
if (findUser != null)
{
byte[] ba = new byte[8];
new RNGCryptoServiceProvider().GetBytes(ba);
var hexString = BitConverter.ToString(ba);
string newPassword = hexString.Replace("-", "");
findUser.MasterPassword = PasswordProtect.CreateHash(newPassword);
db.SaveChanges();
new EmailingClass().SendEmail(EmailBox.Text, "Your password for PassKeeper is reset", newPassword);
DialogResult = true;
}
else
{
MessageBox.Show("This e-mail is not registered!");
EmailBox.Focus();
}
}
catch (Exception err)
{
MessageBox.Show(err.ToString());
}
}
else
{
MessageBox.Show("Please populate all fields!");
}
}
