//back button
private void btnBack_Click(object sender, EventArgs e)
{
frmSearch search = new frmSearch();
search.Show();
this.Hide();
this.Dispose();
}
private void btnAccept_Click(object sender, EventArgs e)
{
try
{
//Connect to the Database
string connectionString;
SqlConnection connection;
connectionString = @"Data Source={SQL Server};SERVER=Nsccsqlinst16.nscc.edu;Database=CITC_CTEAM;UID=CITC_CTEAM;PWD=ITROCKS;";
connection = new SqlConnection(connectionString);
connection.Open();
//Set the properties to be checked. Never send over the textBox contents directly.
UserData.LoggedUserName = txtUserName.Text;
UserData.LoggedPassWord = txtPassword.Text;
//Build the SELECT string to reach out to the DB and find the entered data
string sqlSelect = "SELECT DISTINCT UserID, UserPassword, FName, LName, SecurityLevel " +
"FROM UserTable WHERE UserID = " +
"'" + UserData.LoggedUserName + "'" + " AND " + "UserPassword = "******"'" + UserData.LoggedPassWord + "'";
SqlCommand command = new SqlCommand(sqlSelect, connection);
SqlDataReader sqlReader = command.ExecuteReader();
//If correct data is entered, open the next form
//Set the admin rights to access user button on next form
if (sqlReader.HasRows)
{
while (sqlReader.Read())
{
UserData.LoggedFirstName = sqlReader["FName"].ToString();
UserData.LoggedLastName = sqlReader["LName"].ToString();
UserData.LoggedSecurityLevel = (bool)sqlReader["SecurityLevel"];
}
frmSearch search = new frmSearch();
search.Show();
this.Hide();
this.Dispose();
}
else if (!sqlReader.HasRows)
{
//Incorrect data entered
MessageBox.Show("Incorrect username or password entered. \n Please try again.");
txtPassword.Clear();
txtUserName.Clear();
txtUserName.Focus();
}
else if (UserData.UserName == "" && UserData.PassWord == "")
{
//No data entered
MessageBox.Show("Please enter a username and password.");
txtPassword.Clear();
txtUserName.Clear();
txtUserName.Focus();
}
//Close the connection
connection.Close();
connection.Dispose();
}
catch (SqlException ex)
{
//Error catching to the DB. Might need to be altered to reflect actual error
MessageBox.Show("Connection to the database could not be established \n\n" + ex.Message);
txtPassword.Clear();
txtUserName.Clear();
txtUserName.Focus();
}
}
