private void button1_Click(object sender, EventArgs e)
{
string phone = this.phone.Text;
string password = this.password.Text;
string errors = "";
if (phone.Trim().Length != 11)
{
errors += "Invalid phone number\n";
}
if (password.Trim().Length < 6)
{
errors += "Invalid password\n";
}
if (errors.Trim().Length > 0)
{
MessageBox.Show(errors);
}
else
{
var reader = Db.Read("SELECT secret FROM teachers WHERE phone=" +
Db.ValuesBuilder(new List <string>()
{
phone
}));
bool r = false;
if (reader != null)
{
reader.Read();
r = SecurePasswordHasher.Verify(secret.Text, reader["secret"].ToString());
}
reader.Close();
if (r)
{
bool res = Db.Mutation("UPDATE teachers set password = "******"WHERE phone = " + Db.ValuesBuilder(new List <string>()
{
phone
}));
if (res)
{
MessageBox.Show("successfully changed password");
Form1.popup = false;
Close();
}
else
{
MessageBox.Show("something went wrong while changing password");
}
}
}
}
private void button1_Click(object sender, System.EventArgs e)
{
if (popup)
{
return;
}
string phone = this.phone.Text;
string password = this.password.Text;
if (phone.Length != 11)
{
MessageBox.Show("Invalid phone");
}
else
{
try
{
var reader = Db.Read("SELECT id, username, phone, password FROM teachers WHERE phone=" +
Db.ValuesBuilder(new List <string>()
{
phone
}));
reader.Read();
var user = new
{
username = reader["username"],
phone = reader["phone"],
password = reader["password"],
id = reader["id"]
};
reader.Close();
var valid = SecurePasswordHasher.Verify(password, user.password.ToString());
Console.WriteLine(valid.ToString());
if (valid)
{
string username = user.username.ToString();
schooldata sd = new schooldata(username, user.id.ToString(), phone);
sd.Show();
Hide();
}
else
{
MessageBox.Show("Invalid password please try again");
this.password.Focus();
}
}
catch (Exception)
{
MessageBox.Show("Teacher not exists");
}
}
}
