private void DoCheckOldPassword(object sender, EventArgs e)
{
/*if it is empty set automatically FAIL compare and return*/
if (txtOldPassword.Text.Trim() == "")
{
txtNewPassword.Clear();
txtRetypePassword.Clear();
txtNewPassword.Enabled = false;
txtRetypePassword.Enabled = false;
return;
}
if (ConvertHashCode.CompareDbHashWithInputHash(empLogin.Password, txtOldPassword.Text.Trim()))
{
txtNewPassword.Enabled = true;
txtRetypePassword.Enabled = true;
}
else
{
txtNewPassword.Clear();
txtRetypePassword.Clear();
txtNewPassword.Enabled = false;
txtRetypePassword.Enabled = false;
}
}
private void DoLoginConfirmed(object sender, EventArgs e)
{
SqlCommand cmd = null;
SqlConnection con = Connection.getConnection();
SqlDataReader dr;
if (txtUsername.Text.Trim() == userHolder.Trim() || txtUsername.Text.Trim() == "")
{
MessageError("Please enter Username!", "Login");
return;
}
else if (txtPassword.Text.Trim() == passHolder.Trim() || txtPassword.Text.Trim() == "")
{
MessageError("Please enter Password!", "Login");
return;
}
try
{
con.Open();
cmd = new SqlCommand("CompareLogin", con);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue("@user", txtUsername.Text.Trim());
dr = cmd.ExecuteReader();
while (dr.Read())
{
/* Compare Hash Code to Log In*/
if (ConvertHashCode.CompareDbHashWithInputHash((string)dr["password"], txtPassword.Text.Trim()))
{
Employee.CreatedInstance((int)dr["empID"], (string)dr["firstName"], (string)dr["lastName"], (string)dr["gender"], (DateTime)dr["birthDate"], (string)dr["username"], (string)dr["password"], new Role((int)dr["roleID"], (string)dr["roleName"]), (bool)dr["status"], (byte[])dr["photo"]);
break;
}
}
}
catch (SqlException) { }
finally
{
try
{
cmd.Dispose();
con.Close();
}
catch (NullReferenceException ex)
{
}
}
if (Program.empLogin == null)
{
MessageError("Username or Password is incorrect", "Login");
}
else
{
if (checkBoxRemember.Checked)
{
SavePassword(txtUsername.Text.Trim(), txtPassword.Text.Trim());
}
else
{
SavePassword("", "");
}
FormMain frm = new FormMain();
this.Hide();
frm.ShowDialog();
}
}
