protected override void ResolveVariable(Variable variable, IVariableResolver resolver)
{
if (variable.Format == VariableFormat.Ascii)
{
if (variable.VerifyEntry == false)
{
string Message = Orgamkt5CardReader.LayoutDisplayMessage("Enter {0}\n(Len:{1}-{2}) ", variable.Length, variable.Name, variable.MinLength, variable.Length);
variable.Value = this.GetVariableValue(Message, variable, resolver);
}
else
{
do
{
string Message = Orgamkt5CardReader.LayoutDisplayMessage("Enter {0}\n(Len:{1}-{2}) ", variable.Length, variable.Name, variable.MinLength, variable.Length);
byte[] FirstPin = this.GetVariableValue(Message, variable, resolver);
Message = Orgamkt5CardReader.LayoutDisplayMessage("Re-Enter {0}\n(Len:{1}-{2}) ", variable.Length, variable.Name, variable.MinLength, variable.Length);
byte[] SecondPin = this.GetVariableValue(Message, variable, resolver);
if (FirstPin.HasEqualValue(SecondPin))
{
variable.Value = FirstPin;
}
else
{
this.DisplayMessage(Orgamkt5CardReader.LayoutDisplayMessage("Error: Value mismatch\nPlease try again.", 0), TimeSpan.FromSeconds(5));
}
} while (true);
}
}
else
{
base.ResolveVariable(variable, resolver);
}
}
private byte[] GetVariableValue(string message, Variable variable, IVariableResolver resolver)
{
byte[] Data = null;
do
{
CardCommand Command = new CardCommand();
Command.Cla = 0x20;
Command.Ins = 0x16;
Command.P1 = 0x50; // Keyboard
Command.P2 = 0x02; // Display '*'
Command.AppendData(0x50, Encoding.ASCII.GetBytes(message)); //Display Message
Command.AppendData(0x80, 0x60); //Timeout
//For variable timeout use: Command.Append(0x80, (byte) (timeout.TotalSeconds <= 60 ? timeout.TotalSeconds : 60)); //Timeout
Command.Le = 0x00;
CardResponse Response;
try
{
resolver.NotifyVariableEntryBegins(variable.Name);
Response = this.SendCommandToReader(Command);
}
finally
{
resolver.NotifyVariableEntryEnded();
}
switch (Response.Status)
{
case 0x9000:
Data = Response.Data;
break;
case 0x6401:
throw new UserCancelException();
case 0x6410:
//TODO: auslagern in UIHandler
if (MessageBox.Show("The card readers pinpad is disabled.\n Please turn it on.", "Message", MessageBoxButtons.OKCancel) == DialogResult.OK)
{
continue;
}
else
{
throw new UserCancelException();
}
case 0x6400:
//TODO: auslagern in UIHandler
if (MessageBox.Show("There was a timeout entering the PIN at the card reader.\nDo you want to retry?", "Question", MessageBoxButtons.YesNo) == DialogResult.Yes)
{
continue;
}
else
{
throw new UserCancelException();
}
default:
throw new UnableToResolveVariableException(variable, $"Card reader returned unknown code 0x{Response.Status:4X}");
}
if (Data != null && (Data.Length < variable.MinLength || Data.Length > variable.Length))
{
this.DisplayMessage(Orgamkt5CardReader.LayoutDisplayMessage("Pin entry error!\nPlease retry!", 0), TimeSpan.FromSeconds(2));
Data = null;
}
} while (Data == null);
this.ClearDisplay();
return(Data);
}
