public RicTextInfo Scan(int channel, int timeout = 30)
{
RicTextInfo temp = null;
int tmpRemainTime = timeout * 2;
try
{
do
{
try
{
Init(channel);
if (Authenticate())//fixed time 500 ms
{
temp = DecodeObject();
break;
}
Realase();
tmpRemainTime -= 1;
}
catch { }
} while (tmpRemainTime > 0);
isOpen = false;
}
catch (Exception exception) { throw exception; }
return(temp);
}
private RicTextInfo DecodeObject()
{
int itemCount = GetContentItem();
RicTextInfo ricTextInfo = null;
string filePath = Path.Combine(ProtoController.Dir, ContentFilePath);
if (File.Exists(filePath))
{
ricTextInfo = new RicTextInfo();
try
{
FileStream fileStream = new FileStream(filePath, FileMode.Open, FileAccess.Read, FileShare.Read);
byte[] bytes = new byte[fileStream.Length];
fileStream.Read(bytes, 0, (int)fileStream.Length);
fileStream.Close();
ricTextInfo = StringConvertObject(bytes);
}
catch (Exception exception)
{
throw exception;
}
}
filePath = Path.Combine(ProtoController.Dir, PhotoFilePath);
if (File.Exists(filePath) && ricTextInfo != null)
{
try
{
byte[] tmpPhotoBytes = null;
using (FileStream fileStream = new FileStream(filePath, FileMode.Open, FileAccess.Read, FileShare.Read))
{
tmpPhotoBytes = new byte[fileStream.Length];
fileStream.Read(tmpPhotoBytes, 0, (int)fileStream.Length);
}
ricTextInfo.Photo = tmpPhotoBytes;
}
catch (Exception exception)
{
throw exception;
}
}
byte[] fingerBuffer = DecodeFingerPrint();
ricTextInfo.FingerBuffer = fingerBuffer;
ricTextInfo.IncludeFinger = (fingerBuffer != null && fingerBuffer.Length > 0);
DeleteCardFile();
return(ricTextInfo);
}
private RicTextInfo StringConvertObject(byte[] bytes)
{
var idCardInfo = new RicTextInfo();
if (bytes != null && bytes.Length == 256)
{
int i = 30;
string name = EncodingConvert(bytes, 0, 30).Trim();
int sexCode = TypeHelper.ParseInt(EncodingConvert(bytes, i, 2));
i += 2;
int nationCode = TypeHelper.ParseInt(EncodingConvert(bytes, i, 4));
string nation = new VolkCollection()[nationCode];
i += 4;
int birthDate = TypeHelper.ParseInt(EncodingConvert(bytes, i, 16));
i += 16;
string address = EncodingConvert(bytes, i, 70).Trim();
i += 70;
string idNumber = EncodingConvert(bytes, i, 36).Trim();
i += 36;
string issuingAuthority = EncodingConvert(bytes, i, 30).Trim();
i += 30;
string issuingDate = EncodingConvert(bytes, i, 16).Trim();
i += 16;
string expiratinDate = EncodingConvert(bytes, i, 16).Trim();
idCardInfo.DwellingPlace = address;
idCardInfo.Birth = TypeHelper.ParseString(birthDate);
idCardInfo.ExpireDate = expiratinDate;
idCardInfo.CitizenIDNumber = idNumber;
idCardInfo.Authority = issuingAuthority;
idCardInfo.AuthortityDate = issuingDate;
idCardInfo.Name = name;
idCardInfo.Volk = nation;
idCardInfo.VolkCode = TypeHelper.ParseString(nationCode);
idCardInfo.Sex = DecodeSex(sexCode);
idCardInfo.SexCode = TypeHelper.ParseString(sexCode);
}
return(idCardInfo);
}
public int Scan(IDReadCompletedHandler completedHandler, int channel = 1001, int timeout = 30)
{
if (isOpen)
{
return(1);
}
idrReadThrad = new Thread((object arg) =>
{
int tmpRemainTime = (int)arg * 2;
try
{
RicTextInfo temp = null;
do
{
try
{
Init(channel);
if (Authenticate())//fixed time 500 ms
{
temp = DecodeObject();
Realase();
break;
}
Realase();
tmpRemainTime -= 1;
}
catch { }
} while (tmpRemainTime > 0);
isOpen = false; completedHandler.Invoke(temp);
}
catch (Exception exception) { throw exception; }
});
idrReadThrad.Start(timeout); isOpen = true;
return(1);
}
