public int login(Entities.EntityLogin obj)
{
sqlDataAccess da = new sqlDataAccess();
SqlCommand cmd = da.GetCommand("select keyid,status from login where userid = '" + obj.Username + "'and password like '" + obj.Password + "'");
cmd.Connection.Open();
cmd.ExecuteNonQuery();
SqlDataAdapter DAdap = new SqlDataAdapter(cmd);
DataTable dt = new DataTable();
DAdap.Fill(dt);
if (dt.Rows.Count > 0)
{
if (dt.Rows[0][0].Equals("st"))
{
if (dt.Rows[0][1].Equals("active"))
{
cmd.Connection.Close();
return(1);//student and active
}
else
{
cmd.Connection.Close();
return(4); //inactive
}
}
else if (dt.Rows[0][0].Equals("fc"))
{
if (dt.Rows[0][1].Equals("active"))
{
cmd.Connection.Close();
return(2);//faculty and active
}
else
{
cmd.Connection.Close();
return(4); //inactive
}
}
else if (dt.Rows[0][0].Equals("lb"))
{
cmd.Connection.Close();
return(3);
}
else
{
return(4);
}
}
else
{
cmd.Connection.Close();
return(0);
}
}
private void LoginButton_Click(object sender, EventArgs e)
{
Entities.EntityLogin nlog = new Entities.EntityLogin();
nlog.Username = userNameBox.Text;
nlog.Password = passwordBox.Text;
nlog.KeyId = "st";
nlog.Status = "";
DataAccess.LibraryInfo lib = new DataAccess.LibraryInfo(nlog.Username);
int a = lib.login(nlog);
if (a == 1)
{
//MessageBox.Show("Student");
this.Hide();
Student st = new Student(this.userNameBox.Text);
st.Show();
}
if (a == 2)
{
//MessageBox.Show("faculty");
this.Hide();
Faculty fc = new Faculty(this.userNameBox.Text);
fc.Show();
}
if (a == 3)
{
//MessageBox.Show("Librarian");
this.Hide();
Librarian lib1 = new Librarian(this.userNameBox.Text);
lib1.Show();
}
if (a == 4)
{
MessageBox.Show("Inactive");
}
else if (a == 0)
{
MessageBox.Show("Username or Password Incorrect.");
}
}
