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");
}
if (info.Login.LoginProvider == "Google")
{
var externalIdentity = AuthenticationManager.GetExternalIdentityAsync(DefaultAuthenticationTypes.ExternalCookie);
var emailClaim = externalIdentity.Result.Claims.FirstOrDefault(c => c.Type == ClaimTypes.Email);
var lastNameClaim = externalIdentity.Result.Claims.FirstOrDefault(c => c.Type == ClaimTypes.Surname);
var givenNameClaim = externalIdentity.Result.Claims.FirstOrDefault(c => c.Type == ClaimTypes.GivenName);
var email = emailClaim.Value;
var firstName = givenNameClaim.Value;
var lastname = lastNameClaim.Value;
info.Email = email;
userMgr.CreateUser(info.Email, lastname, firstName, model.NickName, null);
}
if (info.Login.LoginProvider == "Facebook")
{
var identity = AuthenticationManager.GetExternalIdentity(DefaultAuthenticationTypes.ExternalCookie);
var access_token = identity.FindFirstValue("FacebookAccessToken");
var fbClient = new FacebookClient(access_token);
WebClient webClient = new WebClient();
dynamic myInfo = fbClient.Get("/me", new { fields = new[] { "id","email", "first_name","last_name" } });
var fileName = Path.Combine(Server.MapPath(ConfigurationManager.AppSettings["UsersImgPath"]), myInfo.id + ".jpg");
if (!System.IO.File.Exists(fileName))
{
webClient.DownloadFile(new Uri("http://graph.facebook.com/"+myInfo.id+"/picture?type=large"), fileName);
}
fileName = Path.GetFileName(fileName);
info.Email = myInfo.email;
userMgr.CreateUser(info.Email, myInfo.last_name, myInfo.first_name, model.NickName, fileName);
}
var user = new ApplicationUser { UserName = info.Email, Email = info.Email };
var result = await UserManager.CreateAsync(user);
if (result.Succeeded)
{
UserManager.AddToRole(user.Id, "User");
result = await UserManager.AddLoginAsync(user.Id, info.Login);
if (result.Succeeded)
{
await SignInManager.SignInAsync(user, isPersistent: false, rememberBrowser: false);
return RedirectToAction("Portal", "Home");
}
}
AddErrors(result);
}
ViewBag.ReturnUrl = returnUrl;
return View(model);
}
