protected override void RefreshBTDeviceLists(object sender, EventArgs e)
{
// Backup user's already selected devices
BluetoothDevice selected1 = (BluetoothDevice)cbxBTSelect1.SelectedItem;
BluetoothDevice selected2 = (BluetoothDevice)cbxBTSelect2.SelectedItem;
// Refresh combo box lists
cbxBTSelect1.Items.Clear();
cbxBTSelect2.Items.Clear();
var inRange = getBTDevicesInRange();
foreach (BluetoothDevice bt in inRange)
{
// Only add device to list if not in database
if (AuthenticationSequence.Start(bt) == null)
{
cbxBTSelect1.Items.Add(bt);
cbxBTSelect2.Items.Add(bt);
if (bt.Equals(selected1))
{
cbxBTSelect1.SelectedItem = selected1;
}
if (bt.Equals(selected2))
{
cbxBTSelect2.SelectedItem = selected2;
}
}
}
}
private void btnConfirmBTDevices_Click(object sender, EventArgs e)
{
BluetoothDevice selectedBTDevice = (BluetoothDevice)listIdleBTDevices.SelectedItem;
_currentAuthSequence = AuthenticationSequence.Start(selectedBTDevice);
bool bluetoothRecognized = (_currentAuthSequence != null);
if (!bluetoothRecognized)
{
// this is a new BT device
_globalState = State.Initializing;
}
else if (_currentAuthSequence.User.PermissionLevel == User.PermissionLevels.NONE)
{
// user does not have door unlocking permission
_globalState = State.AccessDenied;
}
else
{
// request second factor authentication
_globalState = State.SecondFactor;
numTriesLeftSecondFactor = NUM_TRIES;
}
UpdateComponents();
}
private void FormOptions_KeyPress(object sender, KeyPressEventArgs e)
{
//Console.WriteLine("Form Start Key Pressed");
//Console.WriteLine("Pressed: " + e.KeyChar);
//Console.WriteLine("Shift: " + shift);
//Console.WriteLine("New Card Entry: " + newCardEntry);
RestartTimer();
// Disallow unwanted mag stripe interference in other states
if (!acceptMagStripeInput)
{
return;
}
// Check KeyPressed to see if it's the beginning of a new card entry
if (e.KeyChar == ';' || (e.KeyChar == '%'))
{
newCardEntry = true;
}
if (newCardEntry)
{
// Stop adding to card input string when "Return" is entered
if (e.KeyChar == '\r') //|| e.KeyChar == '\n')
{
// Check for invalid read before anything else
if (cardInput.Contains(";E?") || cardInput.Contains("%E?") || cardInput.Contains("+E?"))
{
// Invalid read. Swipe again.
newCardEntry = false;
cardInput = "";
Console.WriteLine("Invalid read. Swipe again.");
return;
}
if (_globalState == State.UserOptions_EditAuth)
{
// Don't allow duplicate cards in the database
AuthenticationSequence authSeq = AuthenticationSequence.Start(new Card(cardInput));
bool cardNotAlreadyInDatabase = authSeq == null;
if (cardNotAlreadyInDatabase)
{
tbxCard.Text = cardInput;
}
}
newCardEntry = false;
// Reset cardInput to allow for a new card swipe to be registered
cardInput = "";
return;
}
else
{
cardInput += e.KeyChar;
newCardEntry = true;
}
}
}
protected override void RefreshBTDeviceLists(object sender, EventArgs e)
{
switch (_globalState)
{
case State.Initializing:
// Backup user's already selected devices
BluetoothDevice selected1 = (BluetoothDevice)cbxBTSelect1.SelectedItem;
BluetoothDevice selected2 = (BluetoothDevice)cbxBTSelect2.SelectedItem;
// Refresh combo box lists
cbxBTSelect1.Items.Clear();
cbxBTSelect2.Items.Clear();
var inRange = getBTDevicesInRange();
foreach (BluetoothDevice bt in inRange)
{
// Only add device to list if not in database
if (AuthenticationSequence.Start(bt) == null)
{
cbxBTSelect1.Items.Add(bt);
cbxBTSelect2.Items.Add(bt);
if (bt.Equals(selected1))
{
cbxBTSelect1.SelectedItem = selected1;
}
if (bt.Equals(selected2))
{
cbxBTSelect2.SelectedItem = selected2;
}
}
}
break;
case State.Idle:
// Backup selected item to reselect after refresh:
var backupSelectedBT = listIdleBTDevices.SelectedItem;
listIdleBTDevices.Items.Clear();
var inRangeAndRecognized = getBTDevicesInRangeAndRecognized();
foreach (BluetoothDevice bt in inRangeAndRecognized)
{
listIdleBTDevices.Items.Add(bt);
}
listIdleBTDevices.SelectedItem = backupSelectedBT;
break;
}
}
private void FormUserManagement_KeyPress(object sender, KeyPressEventArgs e)
{
//Console.WriteLine("Form Start Key Pressed");
//Console.WriteLine("Pressed: " + e.KeyChar);
//Console.WriteLine("Shift: " + shift);
//Console.WriteLine("New Card Entry: " + newCardEntry);
// Disallow unwanted mag stripe interference in other states
if (!acceptMagStripeInput)
{
return;
}
// Check KeyPressed to see if it's the beginning of a new card entry
if (e.KeyChar == ';' || (e.KeyChar == '%'))
{
newCardEntry = true;
}
if (newCardEntry)
{
// Stop adding to card input string when "Return" is entered
if (e.KeyChar == '\r') //|| e.KeyChar == '\n')
{
// Check for invalid read before anything else
if (cardInput.Contains(";E?") || cardInput.Contains("%E?") || cardInput.Contains("+E?"))
{
// Invalid read. Swipe again.
newCardEntry = false;
cardInput = "";
Console.WriteLine("Invalid read. Swipe again.");
return;
}
// Don't allow duplicate cards in the database
AuthenticationSequence authSeq = AuthenticationSequence.Start(new Card(cardInput));
bool cardNotAlreadyInDatabase = authSeq == null;
if (cardNotAlreadyInDatabase)
{
txtAddNewUserStatus.Visible = false;
tbxCard.Text = cardInput;
}
else
{
// Error: Two separate users cannot use the same card for authentication
txtAddNewUserStatus.Visible = true;
txtAddNewUserStatus.Text = "Cannot add an authentication method which already exists in the database. Please try again.";
tbxCard.Text = "";
cardInput = ""; // just in case
loseFocus();
}
Console.WriteLine(cardInput);
// Reset cardInput to allow for a new card swipe to be registered
newCardEntry = false;
cardInput = "";
return;
}
else
{
cardInput += e.KeyChar;
newCardEntry = true;
}
}
}
private void FormStart_KeyPress(object sender, KeyPressEventArgs e)
{
Console.WriteLine("Form Start Key Pressed");
Console.WriteLine("Pressed: " + e.KeyChar);
//Console.WriteLine("Shift: " + shift);
//Console.WriteLine("New Card Entry: " + newCardEntry);
if (_globalState == State.AccessDenied)
{
return;
}
RestartTimer();
RestartAccessDeniedTimer(); //??
// Disallow unwanted mag stripe interference in other states
if (!acceptMagStripeInput)
{
return;
}
// Check KeyPressed to see if it's the beginning of a new card entry
if (e.KeyChar == ';' || (e.KeyChar == '%'))
{
newCardEntry = true;
}
if (newCardEntry)
{
// Stop adding to card input string when "Return" is entered
if (e.KeyChar == '\r' || e.KeyChar == '\n')
{
// Check for invalid read before anything else
if (cardInput.Contains(";E?") || cardInput.Contains("%E?") || cardInput.Contains("+E?"))
{
// Invalid read. Swipe again.
newCardEntry = false;
cardInput = "";
Console.WriteLine("Invalid read. Swipe again.");
return;
}
Console.WriteLine(cardInput);
Card card = new Card(cardInput);
if (_globalState == State.SecondFactor && _currentAuthSequence.NextAuthenticationMethod is Card)
{
tbxSecFactorPinOrCard.Text = cardInput;
btnOptionsSave_Click(sender, EventArgs.Empty);
}
else
{
// Check database to see if this is a new card entry or a recognized card associated with a user.
_currentAuthSequence = AuthenticationSequence.Start(card);
bool cardRecognized = (_currentAuthSequence != null);
if (!cardRecognized)
{
// this is a new card
tbxCard.Text = cardInput;
if (_globalState != State.Initializing)
{
_globalState = State.Initializing;
UpdateComponents();
}
else
{
txtAddNewUserStatus.Visible = false;
}
}
else
{
// this card is already in the database
if (_globalState == State.Initializing)
{
// Error: Two separate users cannot use the same card for authentication
txtAddNewUserStatus.Visible = true;
txtAddNewUserStatus.Text = "Cannot add an authentication method which already exists in the database. Please try again.";
tbxCard.Text = "";
cardInput = ""; // just in case
loseFocus();
// TODO: Set Validation of some kind telling them to swipe a different card
}
else if (_currentAuthSequence.User.PermissionLevel == User.PermissionLevels.NONE)
{
// user does not have door unlocking permission
_globalState = State.AccessDenied;
UpdateComponents();
}
else
{
// request second factor authentication
numTriesLeftSecondFactor = NUM_TRIES; // Give the user NUM_TRIES tries before denying access
_globalState = State.SecondFactor;
UpdateComponents();
}
}
}
// Reset cardInput to allow for a new card swipe to be registered
cardInput = "";
}
else
{
cardInput += e.KeyChar;
newCardEntry = true;
}
}
}