protected async Task <XdtsTokenResponse> FetchXdtsToken(string aadToken, string scid, IEnumerable <string> sandboxes)
{
using (var tokenRequest = new XboxLiveHttpRequest())
{
HttpResponseMessage response = (await tokenRequest.SendAsync(() =>
{
var requestMsg = new HttpRequestMessage(HttpMethod.Post, this.AuthContext.XtdsEndpoint);
var requestContent = JsonConvert.SerializeObject(new XdtsTokenRequest(scid, sandboxes));
requestMsg.Content = new StringContent(requestContent);
// Add the aadToken header without validation as the framework
// does not like the values returned for aadTokens for MSA accounts.
requestMsg.Headers.TryAddWithoutValidation("Authorization", aadToken);
return(requestMsg);
})).Response;
response.EnsureSuccessStatusCode();
Log.WriteLog("Fetch xdts Token succeeded.");
var token = await response.Content.DeserializeJsonAsync <XdtsTokenResponse>();
string key = XdtsTokenCache.GetCacheKey(this.AuthContext.UserName, this.AuthContext.AccountSource, scid, sandboxes);
this.ETokenCache.Value.UpdateToken(key, token);
return(token);
}
}
public virtual async Task <string> GetETokenAsync(string scid, IEnumerable <string> sandboxes, bool forceRefresh)
{
if (this.AuthContext == null)
{
throw new InvalidOperationException("User Info is not found.");
}
if (sandboxes != null && sandboxes.Count() == 0)
{
sandboxes = null;
}
string eToken = null;
if (!forceRefresh)
{
// return cachaed token if we have one and didn't expire
string cacheKey =
XdtsTokenCache.GetCacheKey(this.AuthContext.UserName, this.AuthContext.AccountSource, scid, sandboxes);
this.ETokenCache.Value.TryGetCachedToken(cacheKey, out eToken);
}
if (string.IsNullOrEmpty(eToken))
{
var aadToken = await this.AuthContext.AcquireTokenSilentAsync();
var xtdsToken = await this.FetchXdtsToken(aadToken, scid, sandboxes);
eToken = xtdsToken.Token;
}
return(eToken);
}