public GraphServiceClient GetClientForUser(ClaimsPrincipal user)
        {
            var authenticationContext = _adalFactory.GetAuthenticationContextForUser(user);
            var objectId = user.FindFirst("http://schemas.microsoft.com/identity/claims/objectidentifier").Value;

            return(new GraphServiceClient(new DelegateAuthenticationProvider(async requestMessage =>
            {
                var result = await authenticationContext.AcquireTokenSilentAsync(Resource, _clientCredential, new UserIdentifier(objectId, UserIdentifierType.UniqueId));

                requestMessage.Headers.Authorization = new AuthenticationHeaderValue(result.AccessTokenType, result.AccessToken);
            })));
        }
Esempio n. 2
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        public ActiveDirectoryClient GetClientForUser(ClaimsPrincipal user)
        {
            var authenticationContext = _adalFactory.GetAuthenticationContextForUser(user);
            var objectId = user.FindFirst("http://schemas.microsoft.com/identity/claims/objectidentifier").Value;
            var tenantId = user.FindFirst("http://schemas.microsoft.com/identity/claims/tenantid").Value;

            var servicePointUri = new Uri(Resource);
            var serviceRoot     = new Uri(servicePointUri, tenantId);

            return(new ActiveDirectoryClient(serviceRoot, async() =>
            {
                var result = await authenticationContext.AcquireTokenSilentAsync(Resource, _clientCredential, new UserIdentifier(objectId, UserIdentifierType.UniqueId));

                return result.AccessToken;
            }));
        }