//Check if a PIN is valid and has been used
private void CheckPIN(string text)
{
int digit = 0;
try
{
digit = System.Convert.ToInt32(text);
}
catch
{
LoggerHelper.Warn("[" + text + "] is not a valid integer \r\n");
return;
}
if (DigitSet.UsedSet.Contains(digit))
{
LoggerHelper.Info("[" + text + "] is a valid digit and has been used.\r\n");
}
else
{
if (PINRegularExpression.IsValidDigit(digit, SystemConfiguration.RightNumberRegex, SystemConfiguration.ExceptionNumberRegex))
{
LoggerHelper.Info("[" + text + "] has not been used and this is a valid digit.\r\n");
}
else
{
LoggerHelper.Info("[" + text + "] has not been used and this is a invalid digit.\r\n");
}
}
}
/// <summary>
/// judge if a digit is valid
/// </summary>
/// <param name="t"></param>
/// <returns>true: valid; false:invalid</returns>
private bool IsValidDigit(int t)
{
bool rtn = true;
//used exceptionSet to know if a digit is invalid
if (DigitSet.ExceptionSet.Contains(t))
{
//invalid data
rtn = false;
}
else
{
//used Regular Expression to check if a digit is invalid
rtn = PINRegularExpression.IsValidDigit(t, SystemConfiguration.RightNumberRegex, SystemConfiguration.ExceptionNumberRegex);
}
return(rtn);
}
