protected override void OnNavigatedTo(NavigationEventArgs e)
{
base.OnNavigatedTo(e);
operation = e.Parameter as IWebAccountProviderOperation;
Debug.Assert(operation != null);
commonOperation = new CommonBaseOperation(operation);
}
public void Run(IBackgroundTaskInstance taskInstance)
{
try
{
serviceDeferral = taskInstance.GetDeferral();
WebAccountProviderTriggerDetails triggerDetails =
taskInstance.TriggerDetails as WebAccountProviderTriggerDetails;
operation = triggerDetails.Operation;
switch (operation.Kind)
{
case WebAccountProviderOperationKind.SignOutAccount:
WebAccountProviderSignOutAccountOperation signoutOperation = operation as WebAccountProviderSignOutAccountOperation;
//
// Sign-out operation tells IDP that the calling applicaiton wants
// to stop working with the particular account.
//
// Only sign out the account for that application!
// Other applications should continue to work.
//
// Note that by the time of this activation application's response
// cache has been cleared
//
// Properties of the sign-out operation:
// WebAccount - account from which to sign out the application
// ApplicationCallbackUri - Identifier of the calling application that
// requested a sign-out (see comments in responsepage.xaml.cs)
// ClientId - optional client ID for desktop applications
//
Uri appCallbackUri = signoutOperation.ApplicationCallbackUri;
string clientId = signoutOperation.ClientId;
WebAccount accountToSignOut = signoutOperation.WebAccount;
accountToSignOut.SignOutAsync().AsTask().Wait();
signoutOperation.ReportCompleted();
break;
case WebAccountProviderOperationKind.GetTokenSilently:
WebAccountProviderGetTokenSilentOperation getTokenOperation = operation as WebAccountProviderGetTokenSilentOperation;
WebProviderTokenRequest providerRequest = getTokenOperation.ProviderRequest;
string scope = (String.IsNullOrEmpty(providerRequest.ClientRequest.Scope) ? "empty scope" : providerRequest.ClientRequest.Scope);
WebAccount account = (providerRequest.WebAccounts.Count > 0 ? providerRequest.WebAccounts[0] : null);
if (account == null)
{
//TODO: this sample requires an account. Not all samples have to do that, we did it for illustrative purposes
getTokenOperation.ReportUserInteractionRequired();
// getTokenOperation.ReportError(new WebProviderError((uint)Constants.ErrorCodes.AccountRequired, Constants.AccountRequired));
break;
}
else
{
string accessToken = "Access token for: " + scope;
Token token = AccountManager.Current.GetToken(account);
WebTokenResponse response;
if (token != null)
{
response = new WebTokenResponse(token.Value, account);
}
else
{
response = new WebTokenResponse("", account);
}
WebProviderTokenResponse providerResponse = new WebProviderTokenResponse(response);
// Cache is used to record the responses for a given request so that they can
// be efficiently replayed back to the calling app. Setting it to "now" will
// tell Web Account Manager not to cache.
//
// We recommend that IDP always cache responses with the time that is close to
// access token lifetime. However, it this a transactional request (e.g. payment)
// the cache should not be used.
//
getTokenOperation.CacheExpirationTime = DateTimeOffset.Now;
getTokenOperation.ProviderResponses.Add(providerResponse);
getTokenOperation.ReportCompleted();
}
break;
case WebAccountProviderOperationKind.DeleteAccount:
//
// the delete account tells IDP that some account has ALREADY been
// deleted by the system.
//
// This activation is meant for plug-in to clean-up it's data related to
// that account (e.g. refresh tokens).
//
// To trigger this, delete account from settings. Note that there is a
// small delay before account is actually deleted. This is done to allow
// system components to react to account deletion
//
CommonBaseOperation delete = new CommonBaseOperation(operation);
delete.Delete();
delete.ReportCompleted();
break;
case WebAccountProviderOperationKind.RetrieveCookies:
WebAccountProviderRetrieveCookiesOperation cookiesOperation = operation as WebAccountProviderRetrieveCookiesOperation;
// the following are the properties of the operation
//
// cookiesOperation.ApplicationCallbackUri tells IDP where the web page is being rendered
// this is useful to deny request from apps that are trying to login user in-proc and should
// not be given the cookies
//
//
// cookiesOperation.Context the URI of the "windows.tbauth://<...> of the page that riggered
// the operation.
//
// "windows.tbauth" protocol is supported on all Windows editions after November
// update. For the first release of the Windows 10 desktop SKUs, the "tbauth"
// must be used. However, the "tbauth" will not work on other editions such as
// Mobile or HoloLens. If provider has to support all Windows 10 editions and
// SKUs, it should implement a fallback logic from "windows.tbauth" to "tbauth"
//
//
// cookiesOperation.Cookies use this collection to provide the cookies that will
// be set in the browser
//
//
// cookiesOperation.Uri - set the URI for which the cookies should be set
//
//
// Note that WebAccountManager.PushCookiesAsync() could be used at any time
// to set the cookies (e.g. during user logon or request processing)
//
//Append two cookies for testing purposes..
cookiesOperation.Cookies.Add(CookieManager.GetAdIdCookie( ));
cookiesOperation.Cookies.Add(CookieManager.MakeCookie(Constants.DebugCookieKey, CookieManager.GetDomain(Constants.ProviderId), Constants.DefaultCookiePath,
Uri.EscapeUriString(DateTime.Now.ToString())));
if (cookiesOperation.Uri == null)
{
cookiesOperation.Uri = new Uri(Constants.ProviderId);
}
try
{
var roList = new List <HttpCookie>(cookiesOperation.Cookies);
WebAccountManager.PushCookiesAsync(new Uri(Constants.ProviderId), roList).AsTask().Wait();
} catch (Exception ex)
{
Trace.LogException(ex);
}
cookiesOperation.ReportCompleted();
break;
default:
Debug.Assert(false, $"NotImplemented operation {operation.Kind} ");
throw new NotImplementedException("Operation kind hasn't been implemented");
}
}
catch (Exception e)
{
if (null != operation)
{
IWebAccountProviderBaseReportOperation baseOperation = operation as IWebAccountProviderBaseReportOperation;
baseOperation.ReportError(new WebProviderError(
0x80004005, //this is E_FAIL - not a good error to return, define your own good error codes
"Exception during operation: " + e.Message));
}
}
finally
{
if (serviceDeferral != null)
{
serviceDeferral.Complete();
}
}
}
