protected void loginButton_ServerClick(object sender, EventArgs e)
{
var _email = email.Value;
var _password = password.Value;
DatabaseEntities db = new DatabaseEntities();
EndUser user = null;
try
{
try {
user = db.EndUser.First(eu => eu.email == _email &&
eu.password == _password && eu.active == true);
} catch
{
throw new SessionException();
}
/* set up session */
Session.Add("userId", user.id.ToString());
Session.Add("firstName", user.firstName);
Session.Add("userType", user.type);
Session.Add("profilePicture", user.profilePicturePath);
Session.Timeout = 60;
/* set up cookies for current login */
Response.Cookies["login"]["userId"] = user.id.ToString();
Response.Cookies["login"]["firstName"] = user.firstName;
Response.Cookies["login"]["userType"] = user.type;
Response.Cookies["login"]["profilePicture"] = user.profilePicturePath;
Response.Cookies["login"].Expires = DateTime.Now.AddDays(30);
if (user.type == "teacher")
{
Response.Redirect("/teacher_quizzes/all_quizzes.aspx");
}
else
{
Response.Redirect("/student_quizzes/open_quizzes.aspx");
}
} catch (Exception exception)
{
if (exception is System.Threading.ThreadAbortException)
{
return; // safely ignore this exception
}
var message = "";
if (exception is SessionException)
{
message = "Invalid email or password, please try again!<br>";
message += "Don't have an account? Please ";
message += "<a href='/signup.aspx'>Sign Up</a>!";
}
else
{
message = "Something went wrong!";
}
loginErrors.InnerHtml = message;
loginErrors.Visible = true;
}
}
/* handle the submission of form */
protected void signUpSubmit_ServerClick(object sender, EventArgs e)
{
var Sender = (Button)sender;
signupMessages.Visible = false;
signupErrors.Visible = false;
String loginLink = "<span><a href='/login.aspx'>Login</a></span>";
DatabaseEntities db = new DatabaseEntities();
var user = db.EndUser.FirstOrDefault(eu => eu.email == email.Text);
if (user == null)
{
user = new EndUser();
}
/* user already exist */
if ((user.email == email.Text && Sender.CommandName != "update") ||
(user.email == email.Text &&
Sender.CommandName == "update" && email.Text != Sender.CommandArgument))
{
String _message = "This email is already registered with us. Please choose another!";
signupErrors.InnerHtml = _message;
signupErrors.Visible = true;
return;
}
/* user password is invalid - in case of update */
if (Sender.CommandName == "update")
{
var originalUser = db.EndUser.First(eu => eu.email == Sender.CommandArgument);
if (oldPassword.Value != originalUser.password)
{
signupErrors.InnerText = "Invalid old password!";
signupErrors.Visible = true;
return;
}
}
/* check image type - if file uploaded */
if (isProfilePictureSet.Value == "true" && profilePictureFileUpload.HasFile)
{
if (profilePictureFileUpload.PostedFile.ContentType != "image/png")
{
signupErrors.InnerText = "Only png files are supported as profile picture!";
signupErrors.Visible = true;
return;
}
}
try
{
user.email = email.Text;
user.password = password.Value;
user.firstName = firstName.Text;
user.secondName = secondName.Text;
user.countryCode = country.SelectedValue;
user.city = city.Text;
user.active = true;
user.profilePicturePath = profilePicture.Src;
user.gender = "Female";
if (male.Checked)
{
user.gender = "Male";
}
if (unspecified.Checked)
{
user.gender = "Unspecified";
}
if (teacher.Checked)
{
user.type = "teacher";
}
else
{
user.type = "student";
}
if (Sender.CommandName != "update")
{
db.EndUser.Add(user);
}
db.SaveChanges();
/* set profile picture - if user added */
if (isProfilePictureSet.Value == "true")
{
if (profilePictureFileUpload.HasFile)
{
var fileInfo = new FileInfo(profilePictureFileUpload.PostedFile.FileName);
var path = "/resources/images/profile_pictures/custom/" + user.id + fileInfo.Extension;
profilePictureFileUpload.PostedFile.SaveAs(Server.MapPath("~" + path));
user.profilePicturePath = path;
}
db.SaveChanges();
}
if (teacher.Checked)
{
var _teacher = db.Teacher.FirstOrDefault(t => t.userId == user.id);
if (_teacher == null)
{
_teacher = new Teacher();
}
_teacher.speciality = speciality.Text;
_teacher.userId = user.id;
if (Sender.CommandName != "update")
{
db.Teacher.Add(_teacher);
}
db.SaveChanges();
}
else
{
var _student = db.Student.FirstOrDefault(s => s.userId == user.id);
if (_student == null)
{
_student = new Student();
}
_student.userId = user.id;
if (Sender.CommandName != "update")
{
db.Student.Add(_student);
}
db.SaveChanges();
}
}
catch (Exception err)
{
var _message = "Something went wrong!";
signupErrors.InnerText = _message;
signupErrors.Visible = true;
return;
}
if (Sender.CommandName == "update")
{
Session["userId"] = user.id.ToString();
Session["userType"] = user.type;
Session["firstName"] = user.firstName;
Session["profilePicture"] = user.profilePicturePath;
Response.Cookies["login"]["userId"] = user.profilePicturePath;
Response.Cookies["login"]["firstName"] = user.profilePicturePath;
Response.Cookies["login"]["userType"] = user.profilePicturePath;
Response.Cookies["login"]["profilePicture"] = user.profilePicturePath;
Response.Redirect("/profile/profile.aspx?updated=true");
}
var message = "Your account has been successfully created!";
message += "Please " + loginLink + " to continue.";
signupMessages.Visible = true;
signupMessages.InnerHtml = message;
}
