public ActionResult ExternalLoginCallback(string returnUrl)
{
var loginInfo = HttpContext.GetOwinContext().Authentication.GetExternalLoginInfo();
if (loginInfo == null)
{
return(RedirectToAction("Login"));
}
var email = loginInfo.Email;
if (loginInfo.Login.LoginProvider.ToLower() == "twitter")
{
string accessToken = loginInfo.ExternalIdentity.Claims.Where(x => x.Type == "urn:twitter:access_token").Select(x => x.Value).FirstOrDefault();
string accessSecret = loginInfo.ExternalIdentity.Claims.Where(x => x.Type == "urn:twitter:access_secret").Select(x => x.Value).FirstOrDefault();
var twitterLogin = TwitterHelper.GetTwitterLogin(accessToken, accessSecret,
ConfigurationManager.AppSettings["twitter:ConsumerKey"], ConfigurationManager.AppSettings["twitter:ConsumerSecret"]);
email = twitterLogin.Email;
}
var result = _identityExternalAuthService.ExternalSignIn(email, loginInfo.Login.LoginProvider, loginInfo.Login.ProviderKey, isPersistent: true);
switch (result)
{
case CustomerLoginResults.Successful:
if (string.IsNullOrEmpty(returnUrl) || !Url.IsLocalUrl(returnUrl))
{
return(RedirectToRoute("Home"));
}
return(Redirect(returnUrl));
case CustomerLoginResults.MemberNotExists:
ViewBag.ReturnUrl = returnUrl;
return(View("ExternalLoginRegistration", new RegisterExternalModel
{
Email = email,
LoginProvider = loginInfo.Login.LoginProvider
}));
case CustomerLoginResults.IsLockedOut:
return(View("AccountLockout"));
default:
return(RedirectToAction("Login"));
}
}
