private void btnAuthenticate_Click(object sender, EventArgs e)
{
try
{
var predictedUserId = _recognizerEngine.RecognizeUser(new Image <Gray, byte>(picCapturedUser.Image.Bitmap));
if (predictedUserId == -1)
{
MessageBox.Show("This person is not recognized, Kindly register this face", "Authentication Result",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
//proceed to documents library
IDataStoreAccess dataStore = new DataStoreAccess(_databasePath);
var username = dataStore.GetUsername(predictedUserId);
if (username != String.Empty)
{
int count = dataStore.CheckWithCourse(username);
if (count >= 1)
{
DialogResult result = MessageBox.Show("Student recognized as " + username + ". Is your Username " + username + "?", "Confirm your identity", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (result == DialogResult.Yes)
{
int count2 = dataStore.CheckIfAlreadyExists(username);
if (count2 >= 1)
{
MessageBox.Show("Username " + username + " is already marked present in today's class");
}
else
{
string output = dataStore.MarkAttendance(username);
if (output == "successful")
{
MessageBox.Show("Attendance marked successful for " + username + ". Also an email is sent to your email address showing Attendance Confirmation");
}
else
{
MessageBox.Show("Attendance not marked since some error occured");
}
}
}
}
else
{
MessageBox.Show("Student Recognized as " + username + " but this student is not enrolled in this course");
}
}
else
{
MessageBox.Show("No Username for this face, Kindly register this face", "Authentication Result",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
catch (Exception ex)
{
MessageBox.Show("Error: " + ex.Message, "Authentication Result - Error", MessageBoxButtons.OK,
MessageBoxIcon.Error);
}
}