private void ComboBoxPort_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
try
{
serial.PortName = ComboBoxPort.SelectedItem.ToString();
RichTextBoxSerial.AppendText(serial.PortName + "\n");
serial.BaudRate = Convert.ToInt32("9600");
serial.Handshake = System.IO.Ports.Handshake.None;
serial.Parity = Parity.None;
serial.DataBits = 8;
serial.StopBits = StopBits.One;
fingerPrint.RunWorkerAsync();
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
}
private void fingerPrint_DoWork(object sender, DoWorkEventArgs e)
{
string pattern = @"#\d+";
Regex rgx;
MatchCollection mc;
Match match;
string rec;
serial.Open();
try
{
serial.WriteLine("2");
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
serial.Close();
}
this.Dispatcher.BeginInvoke((Action) delegate() {
RichTextBoxSerial.AppendText("Place your finger for verification\n");
RichTextBoxSerial.ScrollToEnd();
});
this.Dispatcher.BeginInvoke((Action) delegate() {
LabelStatus.Content = "Place finger now";
});
while (true)
{
try
{
serial.WriteLine("2");
rec = serial.ReadLine();
this.Dispatcher.BeginInvoke((Action) delegate() {
RichTextBoxSerial.AppendText(rec);
RichTextBoxSerial.ScrollToEnd();
});
if (rec.Length > 0)
{
pattern = @"#\d+";
rgx = new Regex(pattern);
mc = rgx.Matches(rec);
match = rgx.Match(rec);
if (match.Success)
{
id = Convert.ToInt32(mc[0].ToString().Replace("#", ""));
if (id != 0)
{
MySqlHelper helper = new MySqlHelper();
string connectionString = "datasource=localhost; port=3306; username="******"; password="******"db_atm", "t_customers", id);
fingerVerified = helper.IDConfirmed(connectionString, "db_atm", "t_customers", acn, id);
if (fingerVerified)
{
break;
}
}
}
pattern = @"not";
rgx = new Regex(pattern);
mc = rgx.Matches(rec);
match = rgx.Match(rec);
if (match.Success)
{
failCount++;
if (failCount < 3)
{
MessageBox.Show("Did not find a match.\nTry again when prompted to");
}
}
if (failCount == 3)
{
MessageBox.Show("ATM card temporarily disabled");
serial.Close();
break;
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
serial.Close();
}
}
}
private void fingerPrint_DoWork(object sender, DoWorkEventArgs e)
{
string rec = "";
string recOld = "";
int index = 0;
if (serial.IsOpen)
{
serial.WriteLine("1");
}
else
{
MessageBox.Show("Couldn't start serial");
}
this.Dispatcher.BeginInvoke((Action) delegate() {
LabelStatus.Content = "Put your " + dict[1];
});
while (index < N)
{
recOld = rec;
rec = serial.ReadLine();
if (rec.Trim().Equals(recOld.Trim()) || rec.Trim().Length == 0)
{
continue;
}
this.Dispatcher.BeginInvoke((Action) delegate() {
RichTextBoxSerial.AppendText((line++).ToString() + ". " + rec);
RichTextBoxSerial.ScrollToEnd();
});
match = rgxGetting.Match(rec);
if (match.Success)
{
serial.WriteLine(id.ToString());
}
match = rgxCommand.Match(rec);
if (match.Success)
{
serial.WriteLine("1");
}
match = rgxStored.Match(rec);
if (match.Success)
{
customer.GetFingerPrints()[index] = id;
id++;
index++;
if (index < 9)
{
this.Dispatcher.BeginInvoke((Action) delegate() {
LabelStatus.Content = "Put your " + dict[index + 1];
});
}
}
match = rgxRetry.Match(rec);
if (match.Success)
{
serial.WriteLine(id.ToString());
this.Dispatcher.BeginInvoke((Action) delegate() {
LabelStatus.Content = "Put your " + dict[index + 1] + " again";
});
}
}
}