public async Task<ActionResult> ExternalLoginConfirmation(ExternalLoginConfirmationViewModel model, string returnUrl)
        {
            if (User.Identity.IsAuthenticated)
            {
                return RedirectToAction("Index", "Manage");
            }

            if (ModelState.IsValid)
            {
                // Get the information about the user from the external login provider
                var info = await AuthenticationManager.GetExternalLoginInfoAsync();
                if (info == null)
                {
                    return View("ExternalLoginFailure");
                }
                var user = new ApplicationUser { UserName = model.Email, Email = model.Email };
                var result = await UserManager.CreateAsync(user);
                if (result.Succeeded)
                {
                    result = await UserManager.AddLoginAsync(user.Id, info.Login);
                    if (result.Succeeded)
                    {
                        await SignInManager.SignInAsync(user, isPersistent: false, rememberBrowser: false);
                        return RedirectToLocal(returnUrl);
                    }
                }
                AddErrors(result);
            }

            ViewBag.ReturnUrl = returnUrl;
            return View(model);
        }
        /// <summary>
        /// If the incident ID is null, 
        /// * return the incident the user is logged into 
        /// * return the default incident
        /// otherwise return the incident that has the given ID
        /// </summary>
        /// <param name="incidentID"></param>
        /// <param name="user"></param>
        /// <returns></returns>
        private Incident GetIncident(Guid? incidentID,ApplicationUser user)
        {
            // find the User
            if (!incidentID.HasValue)
            {
                if (user == null)
                    return m_db.Incidents.Find(Incident.ROOT_INCIDENT);

                // figure out what Incident the user is signed in to
                var si = m_db.SignIns.Where(x => x.MemberID == user.Agent.MemberID && !x.SignedOut.HasValue).FirstOrDefault();
                return
                (si == null) ?
                    m_db.Incidents.Find(Incident.ROOT_INCIDENT) :
                    si.Incident;
            }
            else
            {
                return m_db.Incidents.Find(incidentID);
            }
        }
        public async Task<ActionResult> Register(RegisterViewModel model)
        {
            if (ModelState.IsValid)
            {
                var user = new ApplicationUser { UserName = model.Email, Email = model.Email };
                var result = await UserManager.CreateAsync(user, model.Password);
                if (result.Succeeded)
                {
                    await SignInManager.SignInAsync(user, isPersistent:false, rememberBrowser:false);
                    
                    // For more information on how to enable account confirmation and password reset please visit http://go.microsoft.com/fwlink/?LinkID=320771
                    // Send an email with this link
                    // string code = await UserManager.GenerateEmailConfirmationTokenAsync(user.Id);
                    // var callbackUrl = Url.Action("ConfirmEmail", "Account", new { userId = user.Id, code = code }, protocol: Request.Url.Scheme);
                    // await UserManager.SendEmailAsync(user.Id, "Confirm your account", "Please confirm your account by clicking <a href=\"" + callbackUrl + "\">here</a>");

                    return RedirectToAction("Index", "Home");
                }
                AddErrors(result);
            }

            // If we got this far, something failed, redisplay form
            return View(model);
        }