public void ProgramStarted()
{
DebugOnly.Print("Program started!");
// Initialize screen
WindowManager.Init();
// Set scan window
scanWindow.SetText("Please scan your NFC card now...");
scanWindow.SetNegativeButton("Cancel", delegate { scanWindow.Dismiss(); });
// Windows and window manager
pinWindow.Id = WindowPinId;
scanWindow.Id = WindowScanId;
// Button
button.ButtonPressed += DoorOpen;
button.ButtonReleased += DoorClosed;
doorOpen = button.Pressed;
if (doorOpen)
{
pinWindow.SetText("Door open");
}
else
{
pinWindow.SetText("Door closed");
}
unlockedTimer = new GT.Timer(unlockPeriod);
unlockedTimer.Tick += UnlockTimeout;
pinWindow.Show();
// Event Setup
adafruit_PN532.TagFound += TagFound;
adafruit_PN532.Error += NfcError;
pinWindow.PinFound += PinFound;
DataHelper.DataSourceChanged += DataSourceChanged;
WindowManager.WindowChanged += WindowChanged;
// Start NFC
adafruit_PN532.StartScan(NfcScanPeriod, NfcScanTimeout);
//Init
CacheManager.Init(sdCard);
SettingsManager.Init();
DataHelper.Init(ethernetJ11D);
adafruit_PN532.Init();
}
/*
* PIN FOUND EVENT:
* This event occurs when the user inserts a pin code. It checks if the pin is valid and unlock the door if so.
* If the pin has no related CardId it prompts the user to add it.
*/
private void PinFound(string pin)
{
string masterPin = SettingsManager.Get(SettingsManager.MasterPin);
// Check master pin
if (String.Compare(masterPin, pin) == 0)
{
maintenanceWindow.Show();
return;
}
// Check authorization
var authorized = DataHelper.CheckPin(pin);
var nullCardId = DataHelper.PinHasNullCardId(pin);
// Log the event
string logText;
Log log;
if (authorized)
{
// Access granted
UnlockDoor();
logText = "Pin \"" + pin + "\" inserted. Authorized access.";
log = new Log(Log.TypeAccess, pin, logText);
}
else
{
// Access denied
logText = "Pin \"" + pin + "\" inserted. Access denied!";
log = new Log(Log.TypeInfo, logText);
}
DebugOnly.Print(logText);
// Add log to loglist
DataHelper.AddLog(log);
if (nullCardId && authorized)
{
// Null CardID detected, prompt the user to set one
var nullCardIdAlert = new AlertWindow(WindowAlertPeriod);
nullCardIdAlert.SetText(
"It happears that this user has no related NFC card.\nDo you want to scan it now?");
nullCardIdAlert.SetPositiveButton("Yes", delegate
{
// User wants to add a new NFC card
pendingPin = pin;
scanWindow.Show();
});
nullCardIdAlert.SetNegativeButton("No", delegate
{
// User doesn't want to add a new NFC card
nullCardIdAlert.Dismiss();
});
nullCardIdAlert.Show();
}
else
{
// Everything is fine
accessWindow.Show(authorized);
}
}