public async Task <bool> InvokeReturnPathAsync()
{
var model = await AuthenticateAsync();
if (model == null)
{
_logger.WriteWarning("Invalid return state, unable to redirect.");
Response.StatusCode = 500;
return(true);
}
var context = new RavenReturnEndpointContext(Context, model)
{
SignInAsAuthenticationType = Options.SignInAsAuthenticationType,
RedirectUri = model.Properties.RedirectUri
};
model.Properties.RedirectUri = null;
await Options.Provider.ReturnEndpoint(context);
if (context.SignInAsAuthenticationType != null && context.Identity != null)
{
var signInIdentity = context.Identity;
if (!string.Equals(signInIdentity.AuthenticationType, context.SignInAsAuthenticationType, StringComparison.Ordinal))
{
signInIdentity = new ClaimsIdentity(signInIdentity.Claims, context.SignInAsAuthenticationType, signInIdentity.NameClaimType, signInIdentity.RoleClaimType);
}
Context.Authentication.SignIn(context.Properties, signInIdentity);
}
if (context.IsRequestCompleted || context.RedirectUri == null)
{
return(context.IsRequestCompleted);
}
if (context.Identity == null)
{
// add a redirect hint that sign-in failed in some way
context.RedirectUri = WebUtilities.AddQueryString(context.RedirectUri, "error", "access_denied");
}
Response.Redirect(context.RedirectUri);
context.RequestCompleted();
return(context.IsRequestCompleted);
}
/// <summary>
/// Invoked prior to the <see cref="System.Security.Claims.ClaimsIdentity"/> being saved in a local cookie and the browser being redirected to the originally requested URL.
/// </summary>
/// <param name="context"></param>
/// <returns>A <see cref="Task"/> representing the completed operation.</returns>
public virtual Task ReturnEndpoint(RavenReturnEndpointContext context)
{
return(OnReturnEndpoint(context));
}