private void btn_back_Click(object sender, EventArgs e)
{
string id = txt_id.Text;
admin_form frm2 = new admin_form();
frm2.MyProperty = id;
frm2.Show();
this.Hide();
}
private void btn_login_Click(object sender, EventArgs e)
{
//login button checking for users table of faculty and students from tbl_user directing to user form
String sqlconstring = "Data Source = LOCALHOST; Initial Catalog = it_2d; username = root; password = ''";
MySqlConnection sqlconnect = new MySqlConnection(sqlconstring);
MySqlDataAdapter sqlDataAdapter = new MySqlDataAdapter();
DataSet DS = new DataSet();
sqlconnect.Open();
if (cmb_loginas.SelectedIndex == 1)
{
MySqlConnection connection = new MySqlConnection("Data Source = LOCALHOST; Initial Catalog = it_2d; username = root; password = ''");
MySqlDataAdapter adapter;
DataTable table = new DataTable();
adapter = new MySqlDataAdapter("SELECT `u_un`, `u_pass` FROM `tbl_user` WHERE `u_un` = '" + txt_accno.Text + "' AND `u_pass` = '" + txt_pass.Text + "'", connection);
adapter.Fill(table);
if (table.Rows.Count <= 0)
{
MessageBox.Show("Invalid Username or Password", "Warning", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
else
{
//saving the login activity to tbl_activity
DateTime time = DateTime.Now;
string format = "yyyy-MM-dd HH:mm:ss";
var mytime = time.ToString(format);
MySqlCommand sqlcommand = new MySqlCommand();
sqlcommand.CommandText = "INSERT INTO `tbl_activitylog` (`librarian_id`, `activity`,`account_no`,`date_activity`) VALUES ('" + txt_accno.Text + "',' Login' ,'" + txt_accno.Text + "' ,'" + mytime + "');";
sqlcommand.CommandType = CommandType.Text;
sqlcommand.Connection = sqlconnect;
sqlcommand.ExecuteNonQuery();
sqlDataAdapter.SelectCommand = sqlcommand;
user_form uf = new user_form(txt_accno.Text);
uf.Show();
this.Hide();
}
}
else
{
//login button checking for librarian's accounts from tbl_admin directing to admin/librarian form
MySqlConnection connection = new MySqlConnection("Data Source = LOCALHOST; Initial Catalog = it_2d; username = root; password = ''");
MySqlDataAdapter adapter;
DataTable table = new DataTable();
adapter = new MySqlDataAdapter("SELECT `a_un`, `a_pass` FROM `tbl_admin` WHERE `a_un` = '" + txt_accno.Text + "' AND `a_pass` = '" + txt_pass.Text + "'", connection);
adapter.Fill(table);
if (table.Rows.Count <= 0)
{
MessageBox.Show("Invalid Username or Password", "Warning", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
else
{
DateTime time = DateTime.Now;
string format = "yyyy-MM-dd HH:mm:ss";
var mytime = time.ToString(format);
//saving the login activity to tbl_activity
MySqlCommand sqlcommand = new MySqlCommand();
sqlcommand.CommandText = "INSERT INTO `tbl_activitylog`(`librarian_id`, `activity`,`account_no`,`date_activity`) VALUES ('" + txt_accno.Text + "',' Login' ,'" + txt_accno.Text + "' ,'" + mytime + "');";
sqlcommand.CommandType = CommandType.Text;
sqlcommand.Connection = sqlconnect;
sqlcommand.ExecuteNonQuery();
sqlDataAdapter.SelectCommand = sqlcommand;
string id = txt_accno.Text;
admin_form af = new admin_form();
af.MyProperty = id;
af.Show();
this.Hide();
this.Hide();
}
}
}
