// Button 'Save'
// Validate input and insert into database
private void buttonNewUserConfirm_Click(object sender, EventArgs e)
{
Boolean existingid = false;
string adminid = textBoxUsername.Text;
string firstname = textBoxFirstname.Text;
string lastname = textBoxLastname.Text;
string password = textBoxPassword.Text;
int superuser = 0;
if (checkBoxSuperuser.Checked)
{
superuser = 1;
}
// Check for null or empty input
if (string.IsNullOrWhiteSpace(adminid))
{
MessageBox.Show("Username field is not filled in");
}
if (string.IsNullOrWhiteSpace(firstname))
{
MessageBox.Show("Firstname field is not filled in");
}
if (string.IsNullOrWhiteSpace(lastname))
{
MessageBox.Show("Lastname field is not filled in");
}
if (string.IsNullOrWhiteSpace(password))
{
MessageBox.Show("Password field is not filled in");
}
// Check if username is already taken
if (DBGetData.GetLoginUsername(adminid) > 0)
{
existingid = true;
}
if (existingid)
{
MessageBox.Show("Username already exists, please choose a different one.");
}
// Execute save
if (!existingid && !string.IsNullOrWhiteSpace(adminid) && !string.IsNullOrWhiteSpace(firstname) && !string.IsNullOrWhiteSpace(lastname) && !string.IsNullOrWhiteSpace(password))
{
// Generate new salt and hash password
PasswordHasher pwHasher = new PasswordHasher();
HashResult hashedPassword = pwHasher.HashNewSalt(password, 20, SHA512.Create());
string salt = hashedPassword.Salt;
string passwordHash = hashedPassword.Digest;
DBSetData.UserAdd(adminid, firstname, lastname, passwordHash, salt, superuser);
// Close form
this.Close();
userForm.LoadDataUser();
userForm.Refresh();
new StatusMessage("User with login " + adminid + " is added to the database.");
}
}
