protected virtual async Task <HandleRequestResult> HandleAccessDeniedErrorAsync(AuthenticationProperties properties)
{
Logger.AccessDeniedError();
var context = new AccessDeniedContext(Context, Scheme, Options)
{
AccessDeniedPath = Options.AccessDeniedPath,
Properties = properties,
ReturnUrl = properties?.RedirectUri,
ReturnUrlParameter = Options.ReturnUrlParameter
};
await Events.AccessDenied(context);
if (context.Result != null)
{
if (context.Result.Handled)
{
Logger.AccessDeniedContextHandled();
}
else if (context.Result.Skipped)
{
Logger.AccessDeniedContextSkipped();
}
return(context.Result);
}
// If an access denied endpoint was specified, redirect the user agent.
// Otherwise, invoke the RemoteFailure event for further processing.
if (context.AccessDeniedPath.HasValue)
{
string uri = context.AccessDeniedPath;
if (!string.IsNullOrEmpty(context.ReturnUrlParameter) && !string.IsNullOrEmpty(context.ReturnUrl))
{
uri = QueryHelpers.AddQueryString(uri, context.ReturnUrlParameter, context.ReturnUrl);
}
Response.Redirect(uri);
return(HandleRequestResult.Handle());
}
return(HandleRequestResult.Fail("Access was denied by the resource owner or by the remote server.", properties));
}
/// <summary> /// Discontinue all processing for this request and return to the client. /// The caller is responsible for generating the full response. /// </summary> public void HandleResponse() => Result = HandleRequestResult.Handle();