public ActionResult Login(User user)
{
if (ModelState.IsValid)
{
User userMatch = db.Users.FirstOrDefault(u => u.Username == user.Username);
if (userMatch != null)
{
if (user.IsPasswordMatch(userMatch))
{
FormsAuthentication.SetAuthCookie(user.Username, false);
return RedirectToAction("Index", "Articles");
}
else
{
ModelState.AddModelError("", "Incorrect login.");
}
}
else
{
ModelState.AddModelError("", "User does not exist.");
}
}
return View(user);
}
public ActionResult Register(User user)
{
if (ModelState.IsValid)
{
User userMatch = db.Users.FirstOrDefault(u => u.Username == user.Username);
if (userMatch == null)
{
PasswordManager pm = new PasswordManager(user.Username, user.Hash);
user.Salt = pm.salt.getSaltString();
db.Users.Add(user);
db.SaveChanges();
TempData["message"] = "Successfully added User.";
return RedirectToAction("Login", "Home");
}
else
{
ModelState.AddModelError("", "That Username is already taken!");
}
}
return View(user);
}
public bool IsPasswordMatch(User userToCompare)
{
// Get password byte array
byte[] passwordBytes = Encoding.UTF8.GetBytes(Hash);
// Get salt byte array
Salt salt = new Salt();
salt.saltString = userToCompare.Salt;
byte[] saltBytes = salt.getSaltBytes();
// Compute hash byte array from password and salt
Hash hash = new Hash();
hash.computeHashBytes(passwordBytes, saltBytes);
string hashString = hash.getHashString();
// Compare the two
if (userToCompare.Hash == hashString)
{
return true;
}
return false;
}
