public async Task <ActionResult> ExternalLoginCallback(string returnUrl)
{
var loginInfo = await AuthenticationManager.GetExternalLoginInfoAsync();
if (loginInfo == null)
{
return(RedirectToAction("Login"));
}
// Sign in the user with this external login provider if the user already has a login
var user = await UserManager.FindAsync(loginInfo.Login);
if (user != null)
{
await SignInAsync(user, isPersistent : false);
return(RedirectToLocal(returnUrl));
}
else
{
// If the user does not have an account, then prompt the user to create an account
ViewBag.ReturnUrl = returnUrl;
ViewBag.LoginProvider = loginInfo.Login.LoginProvider;
return(View("ExternalLoginConfirmation", new ExternalLoginConfirmationViewModel {
UserName = loginInfo.DefaultUserName
}));
}
}
public async Task <ActionResult> Login(LoginViewModel model, string returnUrl)
{
UserManager = new CUserManager(new CUserStore(UnitOfWork));
if (ModelState.IsValid)
{
var user = await UserManager.FindAsync(model.UserName, model.Password);
if (user != null)
{
await SignInAsync(user, model.RememberMe);
return(RedirectToLocal(returnUrl));
}
else
{
ModelState.AddModelError("", "Invalid username or password.");
}
}
// If we got this far, something failed, redisplay form
return(View(model));
}