public User CreateForumUser(User user, string activationid)
        {
            using (ExternalDbContext db = new ExternalDbContext())
            {
                db.Users.Add(user);
                db.SaveChanges();
            }

            using (ExternalDbContext db = new ExternalDbContext())
            {
                db.Database.ExecuteSqlCommand("INSERT INTO `vb3_userfield` (userid) VALUES(@userid)", new MySqlParameter("userid", user.userid));
                db.SaveChanges();
            }

            using (ExternalDbContext db = new ExternalDbContext())
            {
                db.Database.ExecuteSqlCommand("INSERT INTO `vb3_useractivation` (userid, activationid) VALUES(@userid,@activationid)", new MySqlParameter("userid", user.userid), new MySqlParameter("activationid", activationid));
                db.SaveChanges();
            }

            return user;
        }
        public override MembershipUser CreateUser(string username, string password, string email, string passwordQuestion, string passwordAnswer, bool isApproved, object providerUserKey, out MembershipCreateStatus status)
        {
            if (_dataService.IsExistingUsername(username))
            {
                status = MembershipCreateStatus.DuplicateUserName;
                return null;
            }

            if (_dataService.IsExistingEmail(email))
            {
                status = MembershipCreateStatus.DuplicateEmail;
                return null;
            }

            TimeSpan ts = (DateTime.UtcNow - new DateTime(1970, 1, 1, 0, 0, 0));
            string salt = SimpleHash.GetSalt(32);
            string activationCode = ShortGuid.NewGuid();

            User user = new User()
            {
                email = email,
                usergroupid = 3,
                username = username,
                password = SimpleHash.MD5(password, salt),
                passworddate = DateTime.Now.Date,
                usertitle = "Guest",
                joindate = Convert.ToInt32(ts.TotalSeconds),
                timezoneoffset = -6,
                options = 45108439,
                salt = salt,
                showbirthday = 0,
                showvbcode = 0, 
                membergroupids = string.Empty
            };

            user = _dataService.CreateForumUser(user, activationCode);

            if (user != null)
            {
                Login login = new Login();
                login.Username = username;
                login.Password = SimpleHash.MD5(password, salt);
                login.Email = email;
                login.ForumUserId = user.userid;
                login.PasswordSalt = salt;

                login = _dataService.CreateLogin(login);

                if (login != null)
                {
                    NtxfcMembershipProvider provider = Membership.Provider as NtxfcMembershipProvider;
                    provider.SendConfirmationEmail(username, email, String.Format("{0}/Account/Activation/?u={1}&i={2}", ConfigurationManager.AppSettings["MemberUrl"], HttpContext.Current.Server.UrlEncode(username), activationCode));
                    status = MembershipCreateStatus.Success;
                    return new MembershipUser(this.Name, username, login.Id, login.Email, string.Empty, string.Empty, true, false, new DateTime(), new DateTime(), new DateTime(), new DateTime(), new DateTime());
                }
            }

            status = MembershipCreateStatus.ProviderError;
            return null;
        }