Custom Membership Providers - Task Manager

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using TestMvcApplication.Models;
using CustomMembership.Models;

namespace CustomMembership.Controllers
{
    [HandleError]
    public class HomeController : Controller
    {
        public ActionResult Index()
        {
            ViewData["Message"] = "Welcome to ASP.NET MVC!";

            return View();
        }

        public ActionResult About()
        {
            return View();
        }

        [Authorize]
        public ActionResult Protected()
        {
            return View();
        }

        [Authorize]
        public ActionResult Tasks()
        {
            UserIdentity identity = (UserIdentity)User.Identity;
            Task _task = new Task();
            return View(_task.GetTasksByUserID(int.Parse(identity.UserId)));
        }

        [Authorize]
        public ActionResult AddTask()
        {
            return View();
        }

        [Authorize]
        [HttpPost]
        public ActionResult AddTask(TaskObj task)
        {
            UserIdentity identity = (UserIdentity)User.Identity;
            Task _task = new Task();
            task.UserID = int.Parse(identity.UserId);
            task.TaskDateTime = DateTime.Now;
            _task.AddTask(task);

            return View(task);
        }
    }
}