public async Task <string?> GetTokenSilentAsync(string[] scopes)
{
try
{
var accounts = await _msalSdkClient.GetAccountsAsync();
var firstAccount = accounts.FirstOrDefault();
var authResult = await _msalSdkClient
.AcquireTokenSilent(scopes, firstAccount)
.ExecuteAsync();
return(authResult.AccessToken);
}
catch (MsalException e) when(e.ErrorCode == "user_null")
{
// this is fine
}
catch (MsalException e)
{
_telemetry.TrackError(e, new Dictionary <string, string>
{
{ "trace", e.StackTrace },
{ "scopes", string.Join(",", scopes) }
});
}
return("");
}
public async Task <LoginResultType> LoginAsync()
{
if (!NetworkInterface.GetIsNetworkAvailable())
{
return(LoginResultType.NoNetworkAvailable);
}
try
{
var accounts = await _client.GetAccountsAsync();
_authenticationResult = await _client.AcquireTokenInteractive(_scopes)
.WithAccount(accounts.FirstOrDefault())
.ExecuteAsync();
LoggedIn?.Invoke(this, EventArgs.Empty);
return(LoginResultType.Success);
}
catch (MsalClientException ex)
{
if (ex.ErrorCode == "authentication_canceled")
{
return(LoginResultType.CancelledByUser);
}
return(LoginResultType.UnknownError);
}
catch (Exception)
{
return(LoginResultType.UnknownError);
}
}
/// <summary>
/// Login User to OneDrive.
/// </summary>
public async Task Login()
{
AuthenticationResult authResult = null;
IEnumerable <IAccount> accounts = await publicClientApplication.GetAccountsAsync();
// let's see if we have a user in our belly already
try
{
IAccount firstAccount = accounts.FirstOrDefault();
authResult = await publicClientApplication.AcquireTokenSilent(scopes, firstAccount).ExecuteAsync();
}
catch (MsalUiRequiredException)
{
// pop the browser for the interactive experience
authResult = await publicClientApplication.AcquireTokenInteractive(scopes)
.WithParentActivityOrWindow(
ParentActivityWrapper
.ParentActivity) // this is required for Android
.ExecuteAsync();
}
GraphServiceClient = new GraphServiceClient(new DelegateAuthenticationProvider((requestMessage) =>
{
requestMessage
.Headers
.Authorization = new AuthenticationHeaderValue("bearer", authResult.AccessToken);
return(Task.FromResult(0));
}));
}
public async Task <string> GetAccessTokenForUserApiAsync(IEnumerable <string> scopes = null)
{
var accounts = await pca.GetAccountsAsync();
AuthenticationResult authenticationResult;
if (scopes == null)
{
// Generate the scope, concat of Domain/ClientId/ScopeName
scopes = new List <string>();
foreach (var apiScope in this.ApiScopes)
{
string scope = $"https://{AzureAdOptions.Domain}/{AzureAdOptions.ClientId}/{apiScope}";
((List <string>)scopes).Add(scope);
}
}
try
{
authenticationResult = await pca.AcquireTokenSilent(scopes, accounts.FirstOrDefault()).ExecuteAsync();
}
catch (MsalUiRequiredException)
{
authenticationResult = await AcquireByDeviceCodeAsync(pca, scopes);
}
return(authenticationResult.AccessToken);
}
public async Task <bool> LoginSilentAsync(Func <StoryNode> lazynode)
{
var node = lazynode();
Initialize();
var ret = false;
try
{
var accounts = await clientApp.GetAccountsAsync();
var firstAccount = accounts.FirstOrDefault();
authResult = await clientApp
.AcquireTokenSilent(scopes, accounts.FirstOrDefault())
.ExecuteAsync(node.CTS.Token); // Login automatically
IsAuthenticated = true;
ret = true;
}
catch (MsalUiRequiredException)
{
authResult = null;
}
catch (Exception ex)
{
authResult = null;
node.MessageBuffer?.WriteLine($"Acquiring Token Silently:");
node.MessageBuffer?.WriteLine(ex.Message);
node.MessageBuffer?.WriteLine("(E101)");
}
return(ret);
}
/// <summary>
/// Tries to acquire an application Office 365 Management API Access Token for the provided scopes interactively by allowing the user to log in
/// </summary>
/// <param name="clientId">ClientId to use to acquire the token. Required.</param>
/// <param name="scopes">Array with scopes that should be requested access to. Required.</param>
/// <returns><see cref="OfficeManagementApiToken"/> instance with the token</returns>
public static GenericToken AcquireApplicationTokenInteractive(string clientId, string[] scopes)
{
if (string.IsNullOrEmpty(clientId))
{
throw new ArgumentNullException(nameof(clientId));
}
if (scopes == null || scopes.Length == 0)
{
throw new ArgumentNullException(nameof(scopes));
}
if (publicClientApplication == null)
{
publicClientApplication = PublicClientApplicationBuilder.Create(clientId).WithRedirectUri("https://login.microsoftonline.com/common/oauth2/nativeclient").Build();
}
var accounts = publicClientApplication.GetAccountsAsync().GetAwaiter().GetResult();
AuthenticationResult tokenResult = null;
try
{
tokenResult = publicClientApplication.AcquireTokenSilent(new[] { $"{ResourceIdentifier}/{DefaultScope}" }, accounts.First()).ExecuteAsync().GetAwaiter().GetResult();
}
catch
{
tokenResult = publicClientApplication.AcquireTokenInteractive(scopes.Select(s => $"{ResourceIdentifier}/{s}").ToArray()).ExecuteAsync().GetAwaiter().GetResult();
}
return(new OfficeManagementApiToken(tokenResult.AccessToken));
}
private async Task Login()
{
var account = (await _appClient.GetAccountsAsync()).FirstOrDefault();
try
{
_authResult = await _appClient.AcquireTokenSilent(_scopes, account).ExecuteAsync();
}
catch (MsalUiRequiredException ex)
{
try
{
_authResult = await _appClient
.AcquireTokenInteractive(_scopes)
.WithAccount(account)
.ExecuteAsync();
}
catch (MsalException msalEx)
{
MessageBox.Show(msalEx.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
/// <summary>
/// Call Login
/// </summary>
private async void SignInButton_Click(object sender, RoutedEventArgs e)
{
if (_clientApp != null)
{
var accounts = await _clientApp.GetAccountsAsync();
if (accounts.Any())
{
try
{
await _clientApp.RemoveAsync(accounts.FirstOrDefault());
_clientApp = null;
}
catch (MsalException ex)
{
ResultText.Text = $"Error signing-out user: {ex.Message}";
}
}
}
ComboBoxItem authority = Authority.SelectedItem as ComboBoxItem;
_clientApp = PublicClientApplicationBuilder.Create(App.ClientId)
.WithAuthority(AzureCloudInstance.AzurePublic, authority.Tag as String)
.Build();
TokenCacheHelper.EnableSerialization(_clientApp.UserTokenCache);
ComboBoxItem scopes = Scopes.SelectedItem as ComboBoxItem;
var ScopesString = scopes.Tag as String;
string[] scopesRequest = ScopesString.Split(' ');
AuthAndCallAPI(null, scopesRequest);
}
/// <summary>
/// Tries to acquire an application Microsoft Graph Access Token for the provided scopes interactively by allowing the user to log in
/// </summary>
/// <param name="clientId">ClientId to use to acquire the token. Required.</param>
/// <param name="scopes">Array with scopes that should be requested access to. Required.</param>
/// <returns><see cref="GraphToken"/> instance with the token</returns>
public static GenericToken AcquireApplicationTokenInteractive(string clientId, string[] scopes, AzureEnvironment azureEnvironment)
{
var endPoint = GetAzureADLoginEndPoint(azureEnvironment);
if (string.IsNullOrEmpty(clientId))
{
throw new ArgumentNullException(nameof(clientId));
}
if (scopes == null || scopes.Length == 0)
{
throw new ArgumentNullException(nameof(scopes));
}
if (publicClientApplication == null)
{
publicClientApplication = PublicClientApplicationBuilder.Create(clientId).WithRedirectUri($"{endPoint}/common/oauth2/nativeclient").Build();
}
AuthenticationResult tokenResult = null;
var account = publicClientApplication.GetAccountsAsync().GetAwaiter().GetResult();
try
{
tokenResult = publicClientApplication.AcquireTokenSilent(scopes, account.First()).ExecuteAsync().GetAwaiter().GetResult();
}
catch
{
tokenResult = publicClientApplication.AcquireTokenInteractive(scopes).ExecuteAsync().GetAwaiter().GetResult();
}
return(new GenericToken(tokenResult.AccessToken));
}
public async Task InitializeGraphClientAsync()
{
var currentAccounts = await _pca.GetAccountsAsync().ConfigureAwait(false);
try
{
if (!currentAccounts.Any())
{
throw new Exception("No accounts found");
}
// Initialize Graph client
_graphClient = new GraphServiceClient(new DelegateAuthenticationProvider(
async(requestMessage) =>
{
var result = await _pca.AcquireTokenSilent(Scopes, currentAccounts.FirstOrDefault())
.ExecuteAsync().ConfigureAwait(false);
requestMessage.Headers.Authorization =
new AuthenticationHeaderValue("Bearer", result.AccessToken);
}));
}
catch (Exception ex)
{
Debug.WriteLine("Failed to initialized graph client.");
Debug.WriteLine($"Accounts in the msal cache: {currentAccounts.Count()}.");
Debug.WriteLine($"See exception message for details: {ex.Message}");
}
}
public async Task AuthenticateRequestAsync(HttpRequestMessage request)
{
if (string.IsNullOrEmpty(_authToken))
{
var result = await _application.AcquireTokenWithDeviceCode(_scopes, callback =>
{
string[] parts = callback.Message.Split(' ');
var code = parts[Array.FindIndex(parts, a => a.Trim() == "code") + 1];
TextCopy.Clipboard.SetText(code);
OpenBrowser("https://www.microsoft.com/devicelogin");
Console.WriteLine(callback.Message);
return(Task.FromResult(0));
}).ExecuteAsync();
_authResult = result;
_authToken = result.AccessToken;
var accounts = await _application.GetAccountsAsync();
_account = accounts.FirstOrDefault();
}
if (_authResult.ExpiresOn.ToLocalTime() <= DateTime.Now)
{
var result = await _application.AcquireTokenSilent(_scopes, _account).ExecuteAsync();
_authResult = result;
_authToken = result.AccessToken;
var accounts = await _application.GetAccountsAsync();
_account = accounts.FirstOrDefault();
}
request.Headers.Authorization = new AuthenticationHeaderValue("bearer", _authToken);
}
async Task <string> ICloudStorage.AcquireTokenAsync()
{
AuthenticationResult authResult = null;
IEnumerable <IAccount> accounts = await PCA.GetAccountsAsync();
try
{
try
{
IAccount firstAccount = accounts.FirstOrDefault();
authResult = await PCA.AcquireTokenSilent(Scopes, firstAccount).ExecuteAsync();
}
catch (MsalUiRequiredException)
{
try
{
authResult = await PCA.AcquireTokenInteractive(Scopes)
.WithParentActivityOrWindow(parentwindow)
.ExecuteAsync();
}
catch (Exception ex2)
{
throw new CloudSignInException("Acquire token interactive failed: " + ex2.Message);
}
}
return(authResult.AccessToken);
}
catch (Exception ex)
{
throw new CloudSignInException("Authentication failed: " + ex.Message);
}
}
/// <summary>
/// Login User to OneDrive.
/// </summary>
public async Task LoginAsync()
{
AuthenticationResult? authResult = null;
IEnumerable <IAccount> accounts = await publicClientApplication.GetAccountsAsync();
// let's see if we have a user in our belly already
try
{
IAccount firstAccount = accounts.FirstOrDefault();
authResult = await publicClientApplication.AcquireTokenSilent(scopes, firstAccount).ExecuteAsync();
GraphServiceClient = graphClientFactory.CreateClient(authResult);
}
catch (MsalUiRequiredException ex)
{
logManager.Debug(ex);
// pop the browser for the interactive experience
authResult = await publicClientApplication.AcquireTokenInteractive(scopes)
.WithParentActivityOrWindow(ParentActivityWrapper.ParentActivity) // this is required for Android
.ExecuteAsync();
}
catch (MsalClientException ex)
{
if (ex.ErrorCode == ERROR_CODE_CANCELED)
{
logManager.Info(ex);
throw new BackupOperationCanceledException();
}
logManager.Error(ex);
throw;
}
}
public static async Task <AuthenticationResult> InitializeWithInteractiveProviderAsync()
{
var accounts = await pca.GetAccountsAsync();
try
{
var builder = pca.AcquireTokenInteractive(OAuthenticationSettings.Scopes)
.WithAccount(accounts.FirstOrDefault())
.WithPrompt(Microsoft.Identity.Client.Prompt.SelectAccount);
if (App.AuthenticationUiParent != null)
{
builder = builder
.WithParentActivityOrWindow(App.AuthenticationUiParent);
}
#if NETFX_CORE || __ANDROID__ || __IOS__
builder.WithUseEmbeddedWebView(true);
#endif
var result = await builder.ExecuteAsync();
return(result);
}
catch (Exception exception)
{
throw exception;
//await Dialogs.ExceptionDialogAsync(exception);
//return null;
}
}
public async Task SignInAsync()
{
accounts = (await _app.GetAccountsAsync()).ToList();
AuthenticationResult = null;
try
{
AuthenticationResult = await _app.AcquireTokenInteractive(Scopes)
.WithUseEmbeddedWebView(false)
.WithAccount(accounts.FirstOrDefault())
//.WithPrompt(Prompt.SelectAccount)
.ExecuteAsync();
accounts = (await _app.GetAccountsAsync()).ToList();
}
catch (MsalUiRequiredException)
{
}
catch (MsalException ex)
{
// An unexpected error occurred.
string message = ex.Message;
if (ex.InnerException != null)
{
message += "Error Code: " + ex.ErrorCode + "Inner Exception : " + ex.InnerException.Message;
}
MessageBox.Show(message);
}
}
public async Task <string> AcquireTokenAsync()
{
var accounts = await _application.GetAccountsAsync();
var token = await AcquireTokenAsync(accounts);
return(token.AccessToken);
}
public async Task <string> Login()
{
string userInfo = "";
// get available accounts from user token cache
var accounts = await pca.GetAccountsAsync();
AuthenticationResult result;
try
{
// try to acquire token silently
result = await pca.AcquireTokenSilent(_scopes,
accounts.FirstOrDefault()).ExecuteAsync();
}
catch (MsalUiRequiredException)
{
try
{
// if not, try interactive authentication session
result = await pca.AcquireTokenInteractive(
_scopes)
.WithPrompt(Prompt.ForceLogin)
.ExecuteAsync();
// now query the graph api using the access token
if (result != null)
{
try
{
string endpoint = "https://graph.microsoft.com/v1.0/me";
HttpRequestMessage request = new HttpRequestMessage(
HttpMethod.Get, endpoint);
request.Headers.Authorization =
new System.Net.Http.Headers.AuthenticationHeaderValue(
"Bearer", result.AccessToken);
HttpResponseMessage response = await _client.SendAsync(
request);
userInfo = await response.Content.ReadAsStringAsync();
}
catch (HttpRequestException e)
{
Console.WriteLine("Exception: {0}", e.Message);
}
}
}
catch (MsalClientException e)
{
Console.WriteLine(e.Message);
}
}
return(userInfo);
}
public async Task <bool> SignInAsync()
{
try
{
IEnumerable <IAccount> accounts = await _pca.GetAccountsAsync().ConfigureAwait(false);
IAccount firstAccount = accounts.FirstOrDefault();
AuthenticationResult authResult =
await _pca.AcquireTokenSilent(Scopes, firstAccount)
.ExecuteAsync().ConfigureAwait(false);
// Store the access token securely for later use.
string authToken = authResult?.AccessToken;
await SecureStorage.SetAsync("AccessToken", authToken).ConfigureAwait(false);
AuthorizedDelegate?.Invoke(authToken);
string savedToken = await SecureStorage.GetAsync("AccessToken").ConfigureAwait(false);
Debug.WriteLine("STORED TOKEN: " + (savedToken != null ? savedToken?.ToString() : "Not Saved"));
return(true);
}
catch (MsalUiRequiredException)
{
try
{
// This means we need to login again through the MSAL window.
AuthenticationResult authResult =
await _pca.AcquireTokenInteractive(Scopes)
.WithParentActivityOrWindow(ParentWindow)
.ExecuteAsync().ConfigureAwait(false);
// Store the access token securely for later use.
string authToken = authResult?.AccessToken;
await SecureStorage.SetAsync("AccessToken", authToken).ConfigureAwait(false);
AuthorizedDelegate?.Invoke(authToken);
string savedToken = await SecureStorage.GetAsync("AccessToken").ConfigureAwait(false);
Debug.WriteLine("MSAL TOKEN: " + (savedToken != null ? savedToken?.ToString() : "Not Saved"));
return(true);
}
catch (Exception ex2)
{
Debug.WriteLine(ex2.ToString());
return(false);
}
}
catch (Exception ex)
{
Debug.WriteLine(ex.ToString());
return(false);
}
}
private async void ShowCacheCountAsync(object sender, RoutedEventArgs e)
{
var accounts = await _pca.GetAccountsAsync().ConfigureAwait(false);
await DisplayMessageAsync(
$"There are {accounts.Count()} in the token cache. " +
Environment.NewLine +
string.Join(", ", accounts.Select(a => a.Username))).ConfigureAwait(false);
}
async Task AcquireToken()
{
IEnumerable <IAccount> accounts = await PCA.GetAccountsAsync();
AuthenticationResult ar = await PCA.AcquireTokenSilent(Scopes, GetAccountByPolicy(accounts, PolicySignUpSignIn))
.WithB2CAuthority(Authority)
.ExecuteAsync();
await UpdateUserInfo(ar);
}
/// <summary>
/// Clears the cache
/// </summary>
/// <param name="app"></param>
private async Task ClearCache(IPublicClientApplication app)
{
var accounts = (await app.GetAccountsAsync()).ToList();
while (accounts.Any())
{
await app.RemoveAsync(accounts.First());
accounts = (await app.GetAccountsAsync()).ToList();
}
}
/// <summary>
/// 注销操作
/// </summary>
public async void SignOutAsync()
{
var accounts = await pca.GetAccountsAsync();
while (accounts.Any())
{
await pca.RemoveAsync(accounts.First());
accounts = await pca.GetAccountsAsync();
}
}
/// <summary>
/// Get Token for User.
/// </summary>
/// <returns>Token for user.</returns>
public static async void ClearCache()
{
var accounts = (await _app.GetAccountsAsync()).ToList();
while (accounts.Any())
{
await _app.RemoveAsync(accounts.First());
accounts = (await _app.GetAccountsAsync()).ToList();
}
}
/// <summary>
/// Get the main user account.
/// </summary>
public async Task <IAccount> GetUserAccount()
{
var accounts = await identityClientApp.GetAccountsAsync();
if (accounts == null || !accounts.Any())
{
return(null);
}
return(accounts.First());
}
/// <summary>
/// Signs the user out of the service.
/// </summary>
public static void SignOut()
{
IdentityClientApp.GetAccountsAsync();
foreach (var user in IdentityClientApp.GetAccountsAsync().Result)
{
//user.SignOut ();
}
graphClient = null;
TokenForUser = null;
}
private async Task <UserContext> SignInInteractively()
{
IEnumerable <IAccount> accounts = await _pca.GetAccountsAsync();
AuthenticationResult authResult = await _pca.AcquireTokenInteractive(B2CConstants.Scopes)
.WithAccount(GetAccountByPolicy(accounts, B2CConstants.PolicySignUpSignIn))
.ExecuteAsync();
var newContext = UpdateUserInfo(authResult);
return(newContext);
}
private async Task <UserContext> AcquireToken()
{
IEnumerable <IAccount> accounts = await Pca.GetAccountsAsync();
AuthenticationResult authResult = await Pca.AcquireTokenSilent(B2CConstants.Scopes, GetAccountByPolicy(accounts, B2CConstants.PolicySignUpSignIn))
.WithB2CAuthority(B2CConstants.AuthoritySignInSignUp)
.ExecuteAsync();
var newContext = UpdateUserInfo(authResult);
return(newContext);
}
private async void SignIn(object sender, RoutedEventArgs e)
{
var accounts = (await _app.GetAccountsAsync()).ToList();
if (SignInButton.Content.ToString() == ClearCacheString)
{
TodoList.ItemsSource = string.Empty;
while (accounts.Any())
{
await _app.RemoveAsync(accounts.First());
accounts = (await _app.GetAccountsAsync()).ToList();
}
SignInButton.Content = SignInString;
UserName.Content = TodoListClient.Resources.UserNotSignedIn;
}
try
{
var result = await _app.AcquireTokenInteractive(Scopes)
.WithAccount(accounts.FirstOrDefault())
.WithPrompt(Prompt.SelectAccount)
.ExecuteAsync()
.ConfigureAwait(false);
Dispatcher.Invoke(() =>
{
SignInButton.Content = ClearCacheString;
SetUserName(result.Account);
GetTodoList();
});
}
catch (MsalException ex)
{
if (ex.ErrorCode == "access_denied")
{
// The user canceled sign in, take no action.
}
else
{
string message = ex.Message;
if (ex.InnerException != null)
{
message += "Error Code: " + ex.ErrorCode + "Inner Exception : " + ex.InnerException.Message;
}
MessageBox.Show(message);
}
UserName.Content = TodoListClient.Resources.UserNotSignedIn;
}
}
/// <summary>
/// Sign out of all active accounts associated with this app.
/// </summary>
public async Task SignOutAsync()
{
do
{
var accountsLoaded = await publicClientApplication.GetAccountsAsync();
accounts = accountsLoaded.ToList();
await publicClientApplication.RemoveAsync(accounts.FirstOrDefault());
} while (accounts.Any());
authResult = null;
accounts = null;
}
public async Task LogoutAsync()
{
Debug.WriteLine("### LogoutAsync ###");
Session.SetUser(null);
while (_accounts.Any())
{
await PCA.RemoveAsync(_accounts.FirstOrDefault());
_accounts = await PCA.GetAccountsAsync();
}
}
