public async Task MessageReceivedAsync(IDialogContext context, IAwaitable <IMessageActivity> argument)
{
string accessToken = null;
if (!_ignoreCache && !_requireConsent)
{
var lastUniqueId = context.GetLastUniqueId();
if (!string.IsNullOrEmpty(lastUniqueId))
{
var authenticationContext = context.GetAuthenticationContext();
try
{
Log($"RATD: Making silent token call for {lastUniqueId} @ {_resource}");
var authResult = await authenticationContext.AcquireTokenSilentAsync(_resource,
context.GetClientCredential(),
new UserIdentifier(lastUniqueId, UserIdentifierType.UniqueId));
accessToken = authResult?.AccessToken;
}
catch (Exception ex)
{
Log($"RATD: Ignoring silent token call error: {ex.Message}");
}
}
if (!string.IsNullOrEmpty(accessToken))
{
Log($"RATD: using {accessToken}");
context.Done(accessToken);
return;
}
}
Log($"RATD: prompting for token");
await context.Forward(CreateAppAuthTokenDialog(_ignoreCache, _requireConsent), RecieveAppAuthTokenAsync, context.Activity, new CancellationToken());
}
public async Task ReceiveTokenAsync(IDialogContext context, IAwaitable <object> awaitableArgument)
{
var argument = await awaitableArgument;
var model = argument as AuthenticationResultActivity;
if (!string.IsNullOrEmpty(model.Error))
{
Log($"LD: {model.Error}: {model.ErrorDescription}");
await context.PostAsync($"{model.Error}: {model.ErrorDescription}");
context.Done(string.Empty);
return;
}
// Get access token
var authContext = context.GetAuthenticationContext();
var authResult = await authContext.AcquireTokenByAuthorizationCodeAsync(
model.Code,
new Uri(model.RequestUri.GetLeftPart(UriPartial.Path)),
context.GetClientCredential());
var uniqueId = authResult?.UserInfo.UniqueId;
var result = new SimpleAuthenticationResultModel()
{
AccessToken = authResult.IdToken,
Upn = authResult?.UserInfo?.DisplayableId,
GivenName = authResult?.UserInfo?.GivenName,
FamilyName = authResult?.UserInfo?.FamilyName,
UniqueId = uniqueId,
};
var lastUniqueId = context.GetLastUniqueId();
if (uniqueId == model.State.State.User.Id || uniqueId == lastUniqueId)
{
model.Done(null);
}
else
{
var rnd = new Random();
result.SecurityKey = string.Join("", Enumerable.Range(0, 6).Select(i => rnd.Next(10).ToString()));
model.Done(result.SecurityKey);
}
if (argument is IMessageActivity)
{
await context.PostAsync("Cancelled");
context.Done(string.Empty);
return;
}
else if (null != result)
{
if (string.IsNullOrEmpty(result.SecurityKey))
{
Log($"LD: got token, no key needed");
await context.PostAsync("Got your token, no security key is required");
await SaveSettings(context, result);
context.Done(result.AccessToken);
}
else
{
Log($"LD: got token, waiting for key");
_authResult = result;
if (_promptForKey)
{
await context.PostAsync("Please enter your security key");
}
context.Wait(ReceiveSecurityKeyAsync);
}
return;
}
await context.PostAsync("Got unknown thing: " + argument?.GetType()?.Name);
context.Wait <object>(ReceiveTokenAsync);
}
public async Task RecieveAppAuthTokenAsync(IDialogContext context, IAwaitable <string> awaitableArgument)
{
var appAccessToken = await awaitableArgument;
var idaClientId = Config.GetAppSetting("ClientId");
var idaClientSecret = Config.GetAppSetting("ClientSecret");
var clientCredential = new ClientCredential(idaClientId, idaClientSecret);
var userAssertion = new UserAssertion(appAccessToken);
var authenticationContext = new AuthenticationContext(Config.GetAppSetting("Authority"), new UserTokenCache(context.UserData));
// try silent again - we may have pre-loaded it as we completed auth - no harm in trying
var lastUniqueId = context.GetLastUniqueId();
if (!string.IsNullOrEmpty(lastUniqueId))
{
try
{
Log($"RATD: Making silent token call for {lastUniqueId} @ {_resource}");
var authResult = await authenticationContext.AcquireTokenSilentAsync(_resource,
context.GetClientCredential(),
new UserIdentifier(lastUniqueId, UserIdentifierType.UniqueId));
var accessToken = authResult?.AccessToken;
if (!string.IsNullOrEmpty(accessToken))
{
context.Done(accessToken);
return;
}
}
catch (Exception ex)
{
Log($"RATD: Ignoring silent token call error: {ex.Message}");
}
}
var sw = Stopwatch.StartNew();
try
{
Log($"RATD: redeeming for token");
var newToken = await authenticationContext.AcquireTokenAsync(_resource, clientCredential, userAssertion);
TokenRequestComplete(sw.Elapsed, null);
context.Done(newToken.AccessToken);
}
catch (Exception ex)
{
TokenRequestComplete(sw.Elapsed, ex);
if (ex.Message.Contains("AADSTS65001"))
{
// consent required
Log($"RATD: need consent");
await context.PostAsync("Looks like we haven't asked your consent for this, doing that now....");
await context.Forward(CreateAppAuthTokenDialog(true, true), RecieveAppAuthTokenAsync, context.Activity, new CancellationToken());
return;
}
if (ex.Message.Contains("AADSTS50013"))
{
// invalid app access token
Log($"RATD: token expired");
await context.PostAsync("Looks like your application token is expired - need a new one....");
await context.Forward(CreateAppAuthTokenDialog(true, false), RecieveAppAuthTokenAsync, context.Activity, new CancellationToken());
return;
}
throw;
}
}
