private void Login()
{
SuperChatContext context = new SuperChatContext();
if (UsernameTextBox.Text == "" || PasswordPasswordBox.Password == "")
{
UsernameTextBox.BorderBrush = UsernameTextBox.Text == ""
? new SolidColorBrush(Colors.Red)
: new SolidColorBrush(Colors.DarkGray);
PasswordPasswordBox.BorderBrush = PasswordPasswordBox.Password == ""
? new SolidColorBrush(Colors.Red)
: new SolidColorBrush(Colors.DarkGray);
return;
}
User user = context.Users.First(u => u.Name == UsernameTextBox.Text.ToLower());
if (Hash.HashInput(PasswordPasswordBox.Password, user.Salt) != user.Password)
{
MessageBox.Show("foutieve inloggegevens");
UsernameTextBox.Text = "";
PasswordPasswordBox.Password = "";
return;
}
CspParameters cp = new CspParameters();
cp.KeyContainerName = "superChat" + user.Name;
var rsa = new RSACryptoServiceProvider(cp);
ChatListWindow window = new ChatListWindow(rsa, user);
window.Show();
Close();
}
private void RegisterButton_Click(object sender, RoutedEventArgs e)
{
var usersWithSameName = context.Users.Where(u => u.Name == UsernameTextbox.Text.ToLower()).ToList();
if (usersWithSameName.Count > 0)
{
MessageBox.Show("De gebruikersnaam is al in gebruik");
return;
}
if (PasswordBox.Password != PasswordcheckBox.Password)
{
MessageBox.Show("De twee wachtwoorden komen niet overeen");
return;
}
var user = new User();
user.Name = UsernameTextbox.Text.ToLower();
user.Salt = Guid.NewGuid().ToString();
user.Password = Hash.HashInput(PasswordBox.Password, user.Salt);
CspParameters cp = new CspParameters();
cp.KeyContainerName = "SuperChat" + user.Name;
var rsa = new RSACryptoServiceProvider(cp);
user.PublicKey = rsa.ToXmlString(false);
context.Users.Add(user);
context.SaveChanges();
ChatListWindow window = new ChatListWindow(rsa, user);
window.Show();
Close();
}
