public async Task <ActionResult> ExternalLoginCallback(string returnUrl)
{
AuthenticationManager.SignOut(DefaultAuthenticationTypes.ExternalCookie);
var externalIdentity = await AuthenticationManager.GetExternalIdentityAsync(DefaultAuthenticationTypes.ExternalCookie);
if (externalIdentity == null)
{
throw new Exception("Could not get the external identity. Please check your Auth0 configuration settings and ensure that " +
"you configured UseCookieAuthentication and UseExternalSignInCookie in the OWIN Startup class. " +
"Also make sure you are not calling setting the callbackOnLocationHash option on the JavaScript login widget.");
}
AuthenticationManager.SignIn(new AuthenticationProperties {
IsPersistent = false
}, CreateIdentity(externalIdentity));
await BoxHelper.PrepareBoxAppUser(externalIdentity);
return(RedirectToLocal(returnUrl));
}
