private static AuthenticationContext GetAuthenticationContext(string userId, Permissions permissions)
{
var signedInUserID = permissions == Permissions.Delegated ? userId : Constants.AADTenantId;
var tokenCache = ADALTokenCache.Create(signedInUserID);
return(new AuthenticationContext(Constants.Authority, tokenCache));
}
/// <summary>
/// Get an instance of AuthenticationContext
/// </summary>
public static AuthenticationContext GetAuthenticationContext(ClaimsIdentity claimsIdentity, Permissions permissions)
{
var tenantID = claimsIdentity.GetTenantId();
var userId = claimsIdentity.GetObjectIdentifier();
var signedInUserID = permissions == Permissions.Delegated ? userId : tenantID;
var authority = string.Format("{0}{1}", Constants.AADInstance, tenantID);
var tokenCache = ADALTokenCache.Create(signedInUserID);
return(new AuthenticationContext(authority, tokenCache));
}
public async Task ClearDataAsync(IDialogContext context, LuisResult result)
{
context.UserData.Clear();
context.ConversationData.Clear();
var user = await context.GetTeamsAccountAsync();
var tokenCache = ADALTokenCache.Create(user.ObjectId);
tokenCache.Clear();
await context.SayAsync("User & Conversation data were cleared. Token cache was cleared");
context.Wait(MessageReceived);
}
public async Task <string> GetTokenForApplication()
{
string signedInUserID = ClaimsPrincipal.Current.FindFirst(ClaimTypes.NameIdentifier).Value;
string tenantID = ClaimsPrincipal.Current.FindFirst("http://schemas.microsoft.com/identity/claims/tenantid").Value;
string userObjectID = ClaimsPrincipal.Current.FindFirst("http://schemas.microsoft.com/identity/claims/objectidentifier").Value;
// get a token for the Graph without triggering any user interaction (from the cache, via multi-resource refresh token, etc)
ClientCredential clientcred = new ClientCredential(clientId, appKey);
// initialize AuthenticationContext with the token cache of the currently signed in user, as kept in the app's database
AuthenticationContext authenticationContext = new AuthenticationContext(aadInstance + tenantID, ADALTokenCache.Create(signedInUserID));
AuthenticationResult authenticationResult = await authenticationContext.AcquireTokenSilentAsync(graphResourceID, clientcred, new UserIdentifier(userObjectID, UserIdentifierType.UniqueId));
return(authenticationResult.AccessToken);
}