private void btnClick(object sender, RoutedEventArgs e)
{
user = txtUser.Text;
if (txtUser.Text == "" && txtPassword.Password == "")
{
txtUser.Focus();
}
else if (txtPassword.Password == "")
{
MessageBox.Show("No Password input");
txtPassword.Focus();
}
else if (txtUser.Text == "")
{
MessageBox.Show("No Username input!");
txtUser.Focus();
}
else
{
SqlCeConnection conn = DBUtils.GetDBConnection();
conn.Open();
Nullable <int> loginAttempts;
int userLevel;
using (SqlCeCommand cmd = new SqlCeCommand("Select loginAttempts FROM Accounts WHERE userID = @userID", conn))
{
cmd.Parameters.AddWithValue("@userID", user);
loginAttempts = Convert.ToInt32(cmd.ExecuteScalar());
}
if (loginAttempts < 5)
{
string un = txtUser.Text;
string pw = txtPassword.Password;
using (SqlCeCommand cmd = new SqlCeCommand("Select * from Accounts where userID = @userID AND Password = @password", conn))
{
cmd.Parameters.AddWithValue("@userID", un);
cmd.Parameters.AddWithValue("@password", pw);
SqlCeDataReader dr = cmd.ExecuteResultSet(ResultSetOptions.Scrollable);
if (dr.Read())
{
string lName, fName, mName;
lName = dr.GetString(2);
fName = dr.GetString(3);
mName = dr.GetString(4);
using (SqlCeCommand cmd2 = new SqlCeCommand("UPDATE Accounts SET loginAttempts = 0", conn))
{
int ordinal = 0;
ordinal = dr.GetOrdinal("userLevel");
userLevel = dr.GetInt32(ordinal);
dr.Close();
dr.Dispose();
cmd2.ExecuteNonQuery();
MessageBox.Show("Login Successful");
Log = LogManager.GetLogger("userLogin");
Log.Info(" Account Name: " + txtUser.Text + " has logged in.");
}
}
else
{
using (SqlCeCommand cmd2 = new SqlCeCommand("Select userID from Accounts where userID = @userID", conn))
{
cmd2.Parameters.AddWithValue("@userID", un);
dr.Close();
dr.Dispose();
dr = cmd2.ExecuteReader();
int ordinal = 0;
string value = "";
if (dr.Read())
{
ordinal = dr.GetOrdinal("userID");
value = dr.GetString(ordinal);
if (value.Equals(un))
{
using (SqlCeCommand cmd3 = new SqlCeCommand("UPDATE Accounts SET loginAttempts = loginAttempts + 1 WHERE userID = @un", conn))
{
cmd3.Parameters.AddWithValue("@un", un);
dr.Close();
dr.Dispose();
cmd3.ExecuteNonQuery();
cmd3.Dispose();
}
}
}
}
MessageBox.Show("User ID or Password is invalid");
return;
}
}
Hide();
new Main(userLevel, un).ShowDialog();
txtPassword.Password = "";
txtUser.Text = "";
ShowDialog();
}
else
{
user = txtUser.Text;
string sMessageBoxText = "Due to multiple login attempts, your account has been locked. \nPlease unlock it to continue.";
string sCaption = "Account Recovery";
MessageBoxButton btnMessageBox = MessageBoxButton.YesNoCancel;
MessageBoxImage icnMessageBox = MessageBoxImage.Warning;
MessageBoxResult dr = MessageBox.Show(sMessageBoxText, sCaption, btnMessageBox, icnMessageBox);
switch (dr)
{
case MessageBoxResult.Yes:
SqlCeConnection cnn = DBUtils.GetDBConnection();
cnn.Open();
string question = "", answer = "";
int ordinal = 0;
using (SqlCeCommand cmd = new SqlCeCommand("Select securityQuestion, securityAnswer from Accounts where userID = @userID", cnn))
{
cmd.Parameters.AddWithValue("@userID", user);
using (DbDataReader reader = cmd.ExecuteReader())
{
reader.Read();
ordinal = reader.GetOrdinal("securityQuestion");
question = reader.GetString(ordinal);
ordinal = reader.GetOrdinal("securityAnswer");
answer = reader.GetString(ordinal);
}
}
Account_Recovery ar = new Account_Recovery(question);
if (ar.ShowDialog() == true)
{
string input = ar.Answer;
if (input.Equals(answer))
{
using (SqlCeCommand cmd2 = new SqlCeCommand("UPDATE Accounts SET loginAttempts = 0 WHERE userID = @un", conn))
{
cmd2.Parameters.AddWithValue("@un", user);
cmd2.ExecuteNonQuery();
}
MessageBoxResult cp = MessageBox.Show("Account has been unlocked. Would you like to change password ?", "Change Password", btnMessageBox, icnMessageBox);
switch (cp)
{
case MessageBoxResult.Yes:
Hide();
new ForgotPassword(user).ShowDialog();
ShowDialog();
break;
case MessageBoxResult.No:
break;
}
}
else
{
MessageBox.Show("Your answer is incorrect, please try again.");
}
}
break;
case MessageBoxResult.No: break;
}
}
}
}
private void updateViolations()
{
SqlCeConnection conn = DBUtils.GetDBConnection();
conn.Open();
if (txtViolate.Text == "Departmental")
{
using (SqlCeCommand sql = new SqlCeCommand("Select ViolationType, ViolationName from ViolationDetails where ViolationType ='Departmental'", conn))
{
using (DbDataReader reader = sql.ExecuteResultSet(ResultSetOptions.Scrollable))
{
if (reader.HasRows)
{
cmbViolationName.Items.Clear();
cmbViolationName.Items.Add("ALL");
while (reader.Read())
{
string ViolationName = reader["ViolationName"].ToString();
cmbViolationName.Items.Add(ViolationName);
}
}
}
}
}
else if (txtViolate.Text == "Institutional")
{
using (SqlCeCommand sql = new SqlCeCommand("Select ViolationType, ViolationName from ViolationDetails where ViolationType ='Institutional'", conn))
{
using (DbDataReader reader = sql.ExecuteResultSet(ResultSetOptions.Scrollable))
{
if (reader.HasRows)
{
cmbViolationName.Items.Clear();
cmbViolationName.Items.Add("ALL");
while (reader.Read())
{
string ViolationName = reader["ViolationName"].ToString();
cmbViolationName.Items.Add(ViolationName);
}
}
}
}
}
else if (txtViolate.Text == "Academic")
{
using (SqlCeCommand sql = new SqlCeCommand("Select ViolationType, ViolationName from ViolationDetails where ViolationType ='Academic'", conn))
{
using (DbDataReader reader = sql.ExecuteResultSet(ResultSetOptions.Scrollable))
{
if (reader.HasRows)
{
cmbViolationName.Items.Clear();
cmbViolationName.Items.Add("ALL");
while (reader.Read())
{
string ViolationName = reader["ViolationName"].ToString();
cmbViolationName.Items.Add(ViolationName);
}
}
}
}
}
conn.Close();
}
