// TODO: Exercise 1: Task 2b: Implement the Logon_Click event handler for the Logon button
// Simulate logging on (no validation or authentication performed yet)
public void Logon_Click(object sender, RoutedEventArgs e)
{
//bool isTeacherSigningIn = userrole.IsChecked.Value;
//if (isTeacherSigningIn)
//{ }
var teacherQuery =
from Teacher teacher in DataSource.Teachers
where teacher.UserName == username.Text && // User exists
teacher.Password == password.Password // Password is correct
select teacher;
var studentQuery =
from Student student in DataSource.Students
where student.UserName == username.Text &&
student.Password == password.Password
select student;
if (teacherQuery.Count() == 1) // Only if there's exactly one match!
{
Teacher signedInTeacher = teacherQuery.First();
// Save current teacher in SessionContext
SessionContext.UserName = signedInTeacher.UserName;
SessionContext.UserID = signedInTeacher.TeacherID;
SessionContext.UserRole = Role.Teacher;
SessionContext.CurrentTeacher = signedInTeacher;
// Raise succes event
LogonSucces?.Invoke(sender, e); // ? checker om LogonSucces er null (ingen lyttere) før den kalder invoke på alle.
return;
}
else if (studentQuery.Count() == 1)
{
Student signedInStudent = studentQuery.First();
// Save current teacher in SessionContext
SessionContext.UserName = signedInStudent.UserName;
SessionContext.UserID = signedInStudent.StudentID;
SessionContext.UserRole = Role.Student;
SessionContext.CurrentStudent = signedInStudent;
LogonSucces?.Invoke(sender, e); // ? checker om LogonSucces er null (ingen lyttere) før den kalder invoke på alle.
return;
}
LogonFailed?.Invoke(sender, e); // Raise failed event
}
public void LogIn()
{
Logger.Debug($"Logger in to {ClientName} started");
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(SessionUrl);
request.Method = "POST";
request.MediaType = "application/json";
request.ContentType = "application/json";
AddAuthenticationData(request);
try
{
using (IHttpResponse response = DataSource.GetResponse(request))
{
var headers = response.Headers;
if (headers.Keys.Any(k => k.Equals("Set-Cookie")))
{
Match cookieMatch = CookieContents.Match(headers["Set-Cookie"]);
if (cookieMatch.Success)
{
AuthCookie = new Cookie(CookieName, cookieMatch.Groups["contents"].Value, cookieMatch.Groups["path"].Value);
Logger.Debug($"Logged in to {ClientName}");
LogonSucceeded?.Invoke();
}
else
{
Logger.WarnFormat("Response to log in from {0} didn't contain a Set-Cookie in the format {1}.{2}Instead we got: {3}",
ClientName, CookieContents, Environment.NewLine, headers["Set-Cookie"]);
LogonFailed?.Invoke();
}
}
else
{
Logger.WarnFormat("Response to log in from {0} didn't contain a Set-Cookie header. Status received is {1}", ClientName, response.StatusCode);
LogonFailed?.Invoke();
}
}
}
catch (WebException we)
{
Logger.Error($"Error during log in to {ClientName}", we);
LogonFailed?.Invoke();
}
}
// TODO: Exercise 1: Task 2b: Implement the Logon_Click event handler for the Logon button
// Simulate logging on (no validation or authentication performed yet)
private void Logon_Click(object sender, RoutedEventArgs e)
{
if (!string.IsNullOrEmpty(username.Text) && !string.IsNullOrEmpty(password.Password))
{
Teacher teacher = DataSource.Teachers.FirstOrDefault(t => t.UserName == username.Text && t.Password == this.password.Password);
if (teacher != null)
{
SessionContext.UserRole = Role.Teacher;
SessionContext.UserID = teacher.TeacherID;
SessionContext.UserName = teacher.UserName;
SessionContext.CurrentTeacher = teacher;
LogonSuccess?.Invoke(this, null);
}
else
{
Student student = DataSource.Students.FirstOrDefault(s => s.UserName == username.Text && s.Password == this.password.Password);
if (student != null)
{
SessionContext.UserRole = Role.Student;
SessionContext.UserID = student.StudentID;
SessionContext.UserName = student.UserName;
SessionContext.CurrentStudent = student;
LogonSuccess?.Invoke(this, null);
}
else
{
LogonFailed?.Invoke(this, null);
}
}
}
else
{
LogonFailed?.Invoke(this, null);
}
}
// TODO: Exercise 3: Task 1b: Validate the username and password against the Users collection in the MainWindow window
private void Logon_Click(object sender, RoutedEventArgs e)
{
var user = username.Text;
var pass = password.Password;
var teacher = (DataSource.Teachers.Cast <Teacher>()
.Where(t => String.CompareOrdinal(t.UserName, user) == 0 && String.CompareOrdinal(t.Password, pass) == 0))
.FirstOrDefault();
if (teacher.UserName != null)
{
SessionContext.UserRole = Role.Teacher;
SessionContext.UserID = teacher.TeacherID;
SessionContext.UserName = teacher.UserName;
SessionContext.CurrentTeacher = teacher;
LogonSuccess?.Invoke(this, null);
}
else
{
LogonFailed?.Invoke(this, null);
}
}
