private async void LoginButton_Click(object sender, RoutedEventArgs e)
{
// make sure user can't press button multiple times
LoginButton.IsEnabled = false;
try
{
// load RSA key
string containerName = RSAKeyTextBox.Text;
await Task.Run(() => { AsymmetricEncryption.SelectKeyPair(containerName, 4096); });
// log in and wait for at least 1.5s, whichever finishes last
List <Task> tasks = new List <Task>();
tasks.Add(Client.Login(EmailTextBox.Text, PasswordPasswordBox.Password));
tasks.Add(Task.Delay(1_500));
await Task.WhenAll(tasks);
//move to chat window
ChatWindow chat = new ChatWindow();
chat.Show();
this.Close();
}
catch (ClientException exception)
{
// show error message
ErrorLabel.Visibility = Visibility.Visible;
ErrorLabel.Content = exception.Message;
}
// re-enable user input
LoginButton.IsEnabled = true;
}
public void SelectKeyPair_Should_Change_Public_Key()
{
RSAParameters beforeParams = AsymmetricEncryption.PublicKey;
AsymmetricEncryption.SelectKeyPair("otherPair", 512);
RSAParameters afterParams = AsymmetricEncryption.PublicKey;
Assert.That(beforeParams, Is.Not.EqualTo(afterParams));
}
private async void RegisterButton_Click(object sender, RoutedEventArgs e)
{
// make sure user can't press button multiple times
RegisterButton.IsEnabled = false;
// make error label empty
ErrorLabel.Content = "";
// check email
if (!emailRegex.IsMatch(EmailTextBox.Text.Trim()))
{
ErrorLabel.Content = "Invalid email.";
RegisterButton.IsEnabled = true;
return;
}
// check password
if (!passwordRegex.IsMatch(PasswordTextBox.Password.Trim()))
{
ErrorLabel.Content = "Invalid password. Password should contain at least 1 upper case letter and 1 number.";
RegisterButton.IsEnabled = true;
return;
}
// check if passwords match
if (!PasswordTextBox.Password.Equals(PasswordConfirmationTextBox.Password))
{
ErrorLabel.Content = "Password and Password Confirmation are different.";
RegisterButton.IsEnabled = true;
}
try
{
// load given RSA container
string containerName = RSAKeyTextBox.Text;
await Task.Run(() => { AsymmetricEncryption.SelectKeyPair(containerName, 4096); });
List <Task> tasks = new List <Task>();
// try to register
tasks.Add(Client.Register(EmailTextBox.Text, PasswordTextBox.Password.Trim(), FirstNameTextBox.Text.Trim(), LastNameTextBox.Text.Trim(), AsymmetricEncryption.PublicKeyAsXml()));
// wait at least 3 seconds
tasks.Add(Task.Delay(3_000));
// wait for 3 second timer and registration to complete, whichever finishes last
await Task.WhenAll(tasks);
// move to login window
LoginWindow login = new LoginWindow(EmailTextBox.Text.Trim(), PasswordTextBox.Password, RSAKeyTextBox.Text);
login.Show();
this.Close();
}
catch (ClientException exception)
{
// show error message
ErrorLabel.Visibility = Visibility.Visible;
ErrorLabel.Content = exception.Message;
}
// re-enable user input
RegisterButton.IsEnabled = true;
}
/// <summary>
/// Load private key from container
/// </summary>
/// <param name="sender"></param>
/// <param name="routedEventArgs"></param>
private void LoadPrivateKey(object sender, RoutedEventArgs routedEventArgs)
{
AsymmetricEncryption.SelectKeyPair(PrivateRSAContainerName.Text.Trim(), 4096);
}