public MagneticCardReadResponse(TrackFlags TracksAvailable, string TrackData)
{
int index = 0;
if ((TracksAvailable & TrackFlags.Track2) > 0)
{
Track2 = TrackData.Substring(index, 40);
index += 40;
}
if ((TracksAvailable & TrackFlags.Track1) > 0)
{
Track1 = TrackData.Substring(index, 80);
index += 80;
}
if ((TracksAvailable & TrackFlags.Track3) > 0)
{
Track3 = TrackData.Substring(index, 80);
}
}
public static SlaveCommandResponse ResponseHelper(EFTSlaveResponse Response)
{
string response = Response.Response;
int index = 0;
if (response[index++] != '*')
{
return new SlaveCommandResponse()
{
ResponseCode = "FF", ResponseText = "Invalid response"
}
}
;
char applicationID = response[index++];
char deviceCode = response[index++];
CommandCode eventCode = (CommandCode)response[index++];
string responseCode = response.Substring(index, 2); index += 2;
SlaveCommandResponse commandResponse = new SlaveCommandResponse();
if (response.Length > index)
{
int length = 0;
string data = "";
try
{
length = int.Parse(response.Substring(index, 3));
index += 3;
data = response.Substring(index, length);
index += length;
}
catch
{
return(new SlaveCommandResponse()
{
ResponseCode = "FF", ResponseText = "Invalid response"
});
}
if (data.Length > 0)
{
int dataIndex = 0;
switch (eventCode)
{
case CommandCode.Status:
commandResponse = new StatusResponse();
break;
case CommandCode.MagneticCardRead:
TrackFlags tracksAvailable = (TrackFlags)(data[dataIndex++] - '0');
int trackDataLength = 0;
if ((tracksAvailable & TrackFlags.Track2) > 0)
{
trackDataLength += 40;
}
if ((tracksAvailable & TrackFlags.Track1) > 0)
{
trackDataLength += 80;
}
if ((tracksAvailable & TrackFlags.Track3) > 0)
{
trackDataLength += 80;
}
if (data.Length - dataIndex < trackDataLength)
{
return new SlaveCommandResponse()
{
ResponseCode = "FF", ResponseText = "Invalid response"
}
}
;
commandResponse = new MagneticCardReadResponse(tracksAvailable, data.Substring(dataIndex, trackDataLength));
break;
case CommandCode.Key:
commandResponse = new KeyResponse(data[dataIndex++]);
break;
case CommandCode.Input:
commandResponse = new InputResponse(data);
break;
}
commandResponse.ResponseString = data;
}
}
commandResponse.ApplicationID = applicationID;
commandResponse.DeviceCode = deviceCode;
commandResponse.EventCode = eventCode;
commandResponse.ResponseCode = responseCode;
commandResponse.ResponseText = GetResponseText(responseCode);
return(commandResponse);
}
