public bool LoginUser(LoginUserBindingModel model, HttpSession session)
        {
            string username = null;
            string email = null;

            if (model.UsernameOrEmail.Contains(WebUtility.UrlDecode("@")))
            {
                email = model.UsernameOrEmail;
            }
            else
            {
                username = model.UsernameOrEmail;
            }

            User user = new User()
            {
                Password = model.Password,
                Username = username ?? string.Empty,
                Email = email ?? string.Empty
            };

            User userFromDb =
                this.Context.Users.FirstOrDefault(
                    (u =>
                        u.Password == user.Password &&
                        (u.Username == model.UsernameOrEmail || u.Email == model.UsernameOrEmail)));

            if (userFromDb != null)
            {
                Login login = new Login()
                {
                    IsActive = true,
                    SessionId = session.Id,
                    User = userFromDb
                };

                this.Context.Logins.Add(login);
                this.Context.SaveChanges();

                return true;
            }

            return false;
        }