private void registerButton_Click(object sender, EventArgs e) { errorLabel.Text = "Registering..."; errorLabel.Location = new Point((ActiveForm.Width - errorLabel.Width) / 2, passwordBox2.Location.Y + passwordBox2.Height + 13); if (usernameBox.Text.Length < 4 || usernameBox.Text.Length > 24) { errorLabel.Text = "Username must be between 4 and 24 characters long"; errorLabel.Location = new Point((ActiveForm.Width - errorLabel.Width) / 2, passwordBox2.Location.Y + passwordBox2.Height + 13); } else if (passwordBox1.Text != passwordBox2.Text) { errorLabel.Text = "Passwords do not match!"; errorLabel.Location = new Point((ActiveForm.Width - errorLabel.Width) / 2, passwordBox2.Location.Y + passwordBox2.Height + 13); } else if (passwordBox1.Text.Length < 6 || passwordBox1.Text.Length > 16) { errorLabel.Text = "Password must be between 6 and 16 characters long"; errorLabel.Location = new Point((ActiveForm.Width - errorLabel.Width) / 2, passwordBox2.Location.Y + passwordBox2.Height + 13); } else if (sql.isServerConnected() == false) { errorLabel.Text = "No connection to database"; errorLabel.Location = new Point((ActiveForm.Width - errorLabel.Width) / 2, passwordBox2.Location.Y + passwordBox2.Height + 13); } else { // Passwords match, so encrypt chosen password and add user to database try { string encryptedPass = StringCipher.Encrypt(passwordBox1.Text, key); sql.addUser(usernameBox.Text, encryptedPass); errorLabel.Text = "Successfully registered"; errorLabel.Location = new Point((ActiveForm.Width - errorLabel.Width) / 2, passwordBox2.Location.Y + passwordBox2.Height + 13); backButton.Focus(); } // If username exists already, tell user catch (MySqlException ex) { if (ex.Number == 1062) { errorLabel.Text = "Username already taken"; errorLabel.Location = new Point((ActiveForm.Width - errorLabel.Width) / 2, passwordBox2.Location.Y + passwordBox2.Height + 13); } } } }