Code example does not handle OData error to process the CAE challenge from Microsoft Graph. about active-directory-aspnetcore-webapp-openidconnect-v2 HOT 1 OPEN

try
{
    currentUser = await _graphServiceClient.Me.GetAsync();
}
// Catch CAE exception from Graph SDK
catch (ODataError svcex) when (svcex.Message.Contains("Continuous access evaluation resulted in challenge"))
//catch (ServiceException svcex) when (svcex.Message.Contains("Continuous access evaluation resulted in challenge"))
{
    try
    {

        // Assuming svcex.ResponseHeaders is of type IDictionary<string, IEnumerable<string>>
        HttpResponseHeaders httpResponseHeaders = new HttpResponseMessage().Headers;
        foreach (var header in svcex.ResponseHeaders)
        {
            string headerName = header.Key;
            foreach (var headerValue in header.Value)
            {
                httpResponseHeaders.TryAddWithoutValidation(headerName, headerValue);
            }
        }

        Console.WriteLine($"{svcex}");
        string claimChallenge = WwwAuthenticateParameters.GetClaimChallengeFromResponseHeaders(httpResponseHeaders);
        _consentHandler.ChallengeUser(_graphScopes, claimChallenge);
        return new EmptyResult();
    }
    catch (Exception ex2)
    {
        _consentHandler.HandleException(ex2);
    }
}

try
{
    // Get user photo
    using (var photoStream = await _graphServiceClient.Me.Photo.Content.GetAsync())
    {
        byte[] photoByte = ((MemoryStream)photoStream).ToArray();
        ViewData["Photo"] = Convert.ToBase64String(photoByte);
    }
}
catch (Exception pex)
{
    Console.WriteLine($"{pex.Message}");
    ViewData["Photo"] = null;
}

ViewData["Me"] = currentUser;
return View();