private async void TryRefreshToken(Action <LiveLoginResult> completionCallback)
{
LiveLoginResult result = await this.AuthClient.AuthenticateAsync(
LiveAuthClient.BuildScopeString(this.currentScopes),
true);
if (result.Status == LiveConnectSessionStatus.NotConnected &&
this.currentScopes.Count > 1)
{
// The user might have revoked one of the scopes while the app is running. Try getting a token for the remaining scopes
// by passing in only the "wl.signin" scope. The server should return a token that contains all remaining scopes.
this.currentScopes = new List <string>(new string[] { LiveAuthClient.SignInOfferName });
result = await this.AuthClient.AuthenticateAsync(
LiveAuthClient.BuildScopeString(this.currentScopes),
true);
}
if (result.Status == LiveConnectSessionStatus.Unknown)
{
// If the auth result indicates that the current account is not connected, we should clear the session
this.Session = null;
}
else if (result.Session != null && !LiveAuthClient.AreSessionsSame(this.Session, result.Session))
{
this.Session = result.Session;
}
completionCallback(result);
}
private async Task <LiveLoginResult> ExecuteAuthTaskAsync(IEnumerable <string> scopes, bool silent)
{
if (scopes != null)
{
this.scopes = new List <string>(scopes);
}
this.EnsureSignInScope();
this.PrepareForAsync();
LiveLoginResult result = await this.AuthClient.AuthenticateAsync(
LiveAuthClient.BuildScopeString(this.scopes),
silent);
if (result.Session != null && !LiveAuthClient.AreSessionsSame(this.Session, result.Session))
{
this.MergeScopes();
this.Session = result.Session;
}
Interlocked.Decrement(ref this.asyncInProgress);
if (result.Error != null)
{
throw result.Error;
}
return(result);
}
private Task <LiveLoginResult> AuthenticateAsync(bool useSilentFlow)
{
var tcs = new TaskCompletionSource <LiveLoginResult>();
this.AuthClient.AuthenticateAsync(
this.clientId,
LiveAuthClient.BuildScopeString(this.scopes),
useSilentFlow,
(string responseData, Exception exception) =>
{
if (exception != null)
{
tcs.TrySetException(exception);
Interlocked.Decrement(ref this.asyncInProgress);
}
else
{
this.ProcessAuthResponse(responseData, (LiveLoginResult result) =>
{
if (result.Error != null)
{
this.Session = null;
tcs.TrySetException(result.Error);
}
else
{
this.Session = result.Session;
this.AuthClient.SaveSession(this.Session);
tcs.TrySetResult(result);
}
Interlocked.Decrement(ref this.asyncInProgress);
});
}
});
return(tcs.Task);
}
