public ActionResult DeleteConfirmed(int id)
{
Lecturer_tbl lecturer_tbl = db.Lecturer_tbl.Find(id);
db.Lecturer_tbl.Remove(lecturer_tbl);
db.SaveChanges();
return(RedirectToAction("Index"));
}
public ActionResult Edit(int?id)
{
Lecturer_tbl lecturer_tbl = db.Lecturer_tbl.First(l => l.Email == User.Identity.Name);
if (lecturer_tbl == null)
{
return(HttpNotFound());
}
return(View(lecturer_tbl));
}
public ActionResult Edit([Bind(Include = "Code_ID,Name,Email,Phone,Password")] Lecturer_tbl lecturer_tbl)
{
if (ModelState.IsValid)
{
db.Entry(lecturer_tbl).State = EntityState.Modified;
db.SaveChanges();
return(RedirectToAction("Details"));
}
return(View(lecturer_tbl));
}
public ActionResult Edit([Bind(Include = "ID,Name,Email,Password,Salt,Role,Image")] Lecturer_tbl lecturer_tbl)
{
if (ModelState.IsValid)
{
db.Entry(lecturer_tbl).State = EntityState.Modified;
db.SaveChanges();
return(RedirectToAction("Index"));
}
return(View(lecturer_tbl));
}
public ActionResult LogIn(UserModel model)
{
using (LMSDBEntities db = new LMSDBEntities())
{
Student_tbl std = db.Student_tbl.FirstOrDefault(st => st.Email == model.Email);
Lecturer_tbl lec = db.Lecturer_tbl.FirstOrDefault(st => st.Email == model.Email);
Admin_tbl ad = db.Admin_tbl.FirstOrDefault(st => st.Email == model.Email);
//Confirmation booleans
bool IsValidStudent = false; bool IsValidLecturer = false; bool IsValidAdmin = false;
if (std != null)
{
var pass_std = Convert.ToBase64String(ComputeHMAC_SHA256(Encoding.UTF8.GetBytes(model.Password), std.Salt));
IsValidStudent = db.Student_tbl.Any(user => user.Email.ToLower() == model.Email.ToLower() && user.Password == pass_std);
}
else if (lec != null)
{
var pass_lec = Convert.ToBase64String(ComputeHMAC_SHA256(Encoding.UTF8.GetBytes(model.Password), lec.Salt));
IsValidLecturer = db.Lecturer_tbl.Any(user => user.Email.ToLower() == model.Email.ToLower() && user.Password == pass_lec);
}
else if (ad != null)
{
var pass_ad = Convert.ToBase64String(ComputeHMAC_SHA256(Encoding.UTF8.GetBytes(model.Password), ad.Salt));
IsValidAdmin = db.Admin_tbl.Any(user => user.Email.ToLower() == model.Email.ToLower() && user.Password == pass_ad);
}
//-----------------------------------------------------
if (IsValidStudent)
{
FormsAuthentication.SetAuthCookie(model.Email, false);
//Session["UserID"] = std.ID;
//Go to profile page
return(RedirectToAction("Index", "Home"));
}
if (IsValidLecturer)
{
FormsAuthentication.SetAuthCookie(model.Email, false);
//Session["UserID"] = lec.ID;
//Go to profile page
return(RedirectToAction("Index", "Home"));
}
if (IsValidAdmin)
{
FormsAuthentication.SetAuthCookie(model.Email, false);
//Session["UserID"] = ad.ID;
//Go to profile page
return(RedirectToAction("Index", "Home"));
}
ModelState.AddModelError("", "invalid Username or Password");
return(View("LogIn"));
}
}
// GET: Lecturer/Delete/5
public ActionResult Delete(int?id)
{
if (id == null)
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
}
Lecturer_tbl lecturer_tbl = db.Lecturer_tbl.Find(id);
if (lecturer_tbl == null)
{
return(HttpNotFound());
}
return(View(lecturer_tbl));
}
public ActionResult ChangePassword(string id)
{
if (id == null)
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
}
Lecturer_tbl lec = db.Lecturer_tbl.Find(id);
if (lec == null)
{
return(HttpNotFound());
}
return(View());
}
public ActionResult Create([Bind(Include = "Code_ID,Name,Email,Phone,Password")] Lecturer_tbl lecturer_tbl)
{
var salt = GenerateSalt();
if (ModelState.IsValid)
{
lecturer_tbl.Password = Convert.ToBase64String(ComputeHMAC_SHA256(Encoding.UTF8.GetBytes(lecturer_tbl.Password), salt));
lecturer_tbl.salt = salt;
db.Lecturer_tbl.Add(lecturer_tbl);
db.SaveChanges();
return(RedirectToAction("Index", "Home"));
}
return(View(lecturer_tbl));
}
public ActionResult Create(Lecturer_tbl lecturer_tbl)
{
var salt = GenerateSalt();
if (ModelState.IsValid)
{
lecturer_tbl.Password = Convert.ToBase64String(ComputeHMAC_SHA256(Encoding.UTF8.GetBytes(lecturer_tbl.Password), salt));
lecturer_tbl.Salt = salt;
db.Lecturer_tbl.Add(lecturer_tbl);
db.SaveChanges();
return(RedirectToAction("UploadImage", "Lecturer", new { id = lecturer_tbl.ID }));
}
return(View(lecturer_tbl));
}
public ActionResult EditPassword(PasswordViewModel passwordVM)
{
Lecturer_tbl lec = db.Lecturer_tbl.First(st => st.Email == User.Identity.Name);
var pass = Convert.ToBase64String(ComputeHMAC_SHA256(Encoding.UTF8.GetBytes(passwordVM.OldPassword), lec.salt));
bool IsValidStudent = false;
if (pass == lec.Password)
{
IsValidStudent = true;
}
if (IsValidStudent)
{
lec.Password = Convert.ToBase64String(ComputeHMAC_SHA256(Encoding.UTF8.GetBytes(passwordVM.NewPassword), lec.salt));
db.Entry(lec).State = EntityState.Modified;
db.SaveChanges();
return(RedirectToAction("Details"));
}
return(View(passwordVM));
}
