private void btnEnroll_Click(object sender, EventArgs e)
{
if (!ExtractTemplate(m_Template1, out m_Template1Size))
{
return;
}
DrawCapturedImage(m_Scanner);
UserInfoForm dlg = new UserInfoForm(false);
UFD_STATUS ufd_res;
tbxMessage.AppendText("Input user data\r\n");
if (dlg.ShowDialog(this) != DialogResult.OK)
{
tbxMessage.AppendText("User data input is cancelled by user\r\n");
return;
}
ufd_res = m_Database.AddData(dlg.UserID, dlg.FingerIndex, m_Template1, m_Template1Size, null, 0, dlg.Memo);
if (ufd_res != UFD_STATUS.OK)
{
UFDatabase.GetErrorString(ufd_res, out m_strError);
tbxMessage.AppendText("UFDatabase AddData: " + m_strError + "\r\n");
}
else
{
cbScanTemplateType.Enabled = false;
}
UpdateDatabaseList();
}
public bool Enroll(string nUserID, string strUserName, int FingerIndex = 1)
{
bool bRet = false;
try
{
//ErrorMessage = "";
UFS_STATUS ufs_status;
int nScannerNumber;
ufs_status = m_ScannerManager.Init();
nScannerNumber = m_ScannerManager.Scanners.Count;
if (nScannerNumber <= 0)
{
strLastError = "There are no suprema scanner";
Log(strLastError);
return(false);
}
m_Scanner = m_ScannerManager.Scanners[0];
// Open database
m_Database = new UFDatabase();
//string szDataSource;
if (m_szConnectionString != string.Empty)
{
m_ufd_res = m_Database.Open(m_szConnectionString, "", "");
}
else
{
return(false);
}
if (m_ufd_res != UFD_STATUS.OK)
{
return(false);
}
// Create matcher
m_Matcher = new UFMatcher();
if (!ExtractTemplate(m_bTemplate1, out m_nTemplateSize1))
{
return(false);
}
m_ScannerManager.Uninit();
#region Check if the finger is used before for other user
byte[][] DBTemplate = null;
int[] DBTemplateSize = null;
int[] DBSerial = null;
int DBTemplateNum;
int nMatchIndex;
string m_strUserID = "";
int m_nFingerIndex = 0;
string memo = "";
int x = 0;
m_ufd_res = m_Database.GetTemplateListWithSerial(out DBTemplate, out DBTemplateSize, out DBTemplateNum, out DBSerial);
m_ufm_res = m_Matcher.Identify(m_bTemplate1, m_nTemplateSize1, DBTemplate, DBTemplateSize, DBTemplateNum, 5000, out nMatchIndex);
if (nMatchIndex >= 0 && DBSerial != null)
{
m_ufd_res = m_Database.GetDataBySerial(DBSerial[nMatchIndex], out m_strUserID, out m_nFingerIndex, m_bTemplate1, out m_nTemplateSize1, null, out x, out memo);
if (m_strUserID.Replace('\0', ' ').Trim() != nUserID && m_nFingerIndex == FingerIndex)
{
strLastError = "This fingerprint is used for another person";
Log(strLastError);
return(false);
}
}
#endregion
m_ufd_res = m_Database.AddData(nUserID.ToString(), FingerIndex, m_bTemplate1, m_nTemplateSize1, null, 0, "");
if (m_ufd_res == UFD_STATUS.OK)
{
bRet = true;
}
else if (m_ufd_res == UFD_STATUS.ERR_SAME_FINGER_EXIST)
{
m_ufd_res = m_Database.UpdateDataByUserInfo(nUserID, FingerIndex, m_bTemplate1, m_nTemplateSize1, null, 0, null);
if (m_ufd_res == UFD_STATUS.OK)
{
bRet = true;
}
}
}
catch (Exception ex)
{
strLastError = "Unkown Error Happened:\n" + ex.Message;
Log(strLastError);
}
return(bRet);
}
