public override bool FinishedLaunching(UIApplication application, NSDictionary launchOptions)
{
// Override point for customization after application launch.
// If not required for your application you can safely delete this method
var appleIdProvider = new ASAuthorizationAppleIdProvider();
appleIdProvider.GetCredentialState(KeychainItem.CurrentUserIdentifier, (credentialState, error) => {
switch (credentialState)
{
case ASAuthorizationAppleIdProviderCredentialState.Authorized:
// The Apple ID credential is valid.
break;
case ASAuthorizationAppleIdProviderCredentialState.Revoked:
// The Apple ID credential is revoked.
break;
case ASAuthorizationAppleIdProviderCredentialState.NotFound:
// No credential was found, so show the sign-in UI.
InvokeOnMainThread(() => {
var storyboard = UIStoryboard.FromName("Main", null);
if (!(storyboard.InstantiateViewController(nameof(LoginViewController)) is LoginViewController viewController))
{
return;
}
viewController.ModalPresentationStyle = UIModalPresentationStyle.FormSheet;
viewController.ModalInPresentation = true;
Window?.RootViewController?.PresentViewController(viewController, true, null);
});
public async Task <AppleAccount> SignInAsync()
{
var appleIdProvider = new ASAuthorizationAppleIdProvider();
var request = appleIdProvider.CreateRequest();
request.RequestedScopes = new[] { ASAuthorizationScope.Email, ASAuthorizationScope.FullName };
var authorizationController = new ASAuthorizationController(new[] { request });
authorizationController.Delegate = this;
authorizationController.PresentationContextProvider = this;
authorizationController.PerformRequests();
tcsCredential = new TaskCompletionSource <ASAuthorizationAppleIdCredential>();
var creds = await tcsCredential.Task;
if (creds == null)
{
return(null);
}
var appleAccount = new AppleAccount();
appleAccount.Token = new NSString(creds.IdentityToken, NSStringEncoding.UTF8).ToString();
appleAccount.Email = creds.Email;
appleAccount.UserId = creds.User;
appleAccount.Name = NSPersonNameComponentsFormatter.GetLocalizedString(creds.FullName, NSPersonNameComponentsFormatterStyle.Default, NSPersonNameComponentsFormatterOptions.Phonetic);
appleAccount.RealUserStatus = creds.RealUserStatus.ToString();
return(appleAccount);
}
public async Task <(string IdToken, string RawNonce)> GetCredentialAsync()
{
if (!Version.TryParse(UIDevice.CurrentDevice.SystemVersion, out var version) || version.Major < 13)
{
return(null, null);
}
var provider = new ASAuthorizationAppleIdProvider();
var nonce = GenerateNonce(32);
var request = provider.CreateRequest();
request.RequestedScopes = new[] { ASAuthorizationScope.FullName, ASAuthorizationScope.Email };
request.Nonce = GetHashedNonce(nonce);
var controller = new ASAuthorizationController(new[] { request });
var authorizationControllerDelegate = new AuthorizationControllerDelegate(UIApplication.SharedApplication.KeyWindow);
controller.Delegate = authorizationControllerDelegate;
controller.PresentationContextProvider = authorizationControllerDelegate;
controller.PerformRequests();
var credential = await authorizationControllerDelegate.GetCredentialAsync().ConfigureAwait(false);
var idToken = new NSString(credential.IdentityToken, NSStringEncoding.UTF8).ToString();
return(idToken, nonce);
}
static async Task <WebAuthenticatorResult> PlatformAuthenticateAsync(Options options)
{
if (DeviceInfo.Version.Major < 13)
{
throw new FeatureNotSupportedException();
}
var provider = new ASAuthorizationAppleIdProvider();
var req = provider.CreateRequest();
authManager = new AuthManager(Platform.GetCurrentWindow());
var scopes = new List <ASAuthorizationScope>();
if (options.IncludeFullNameScope)
{
scopes.Add(ASAuthorizationScope.FullName);
}
if (options.IncludeEmailScope)
{
scopes.Add(ASAuthorizationScope.Email);
}
req.RequestedScopes = scopes.ToArray();
var controller = new ASAuthorizationController(new[] { req });
controller.Delegate = authManager;
controller.PresentationContextProvider = authManager;
controller.PerformRequests();
var creds = await authManager.GetCredentialsAsync();
if (creds == null)
{
return(null);
}
var idToken = new NSString(creds.IdentityToken, NSStringEncoding.UTF8).ToString();
var authCode = new NSString(creds.AuthorizationCode, NSStringEncoding.UTF8).ToString();
var name = NSPersonNameComponentsFormatter.GetLocalizedString(creds.FullName, NSPersonNameComponentsFormatterStyle.Default, 0);
var appleAccount = new WebAuthenticatorResult();
appleAccount.Properties.Add("id_token", idToken);
appleAccount.Properties.Add("authorization_code", authCode);
appleAccount.Properties.Add("state", creds.State);
appleAccount.Properties.Add("email", creds.Email);
appleAccount.Properties.Add("user_id", creds.User);
appleAccount.Properties.Add("name", name);
appleAccount.Properties.Add("realuserstatus", creds.RealUserStatus.ToString());
return(appleAccount);
}
protected BaseSignInWithAppleService(Func <UIWindow> windowProvider)
{
_appleIdProvider = new ASAuthorizationAppleIdProvider();
_authControllerDelegate = new CustomDelegate();
_authControllerDelegate.CompletedWithAppleId += DidCompleteAuthWithAppleId;
_authControllerDelegate.CompletedWithPassword += DidCompleteAuthWithPassword;
_authControllerDelegate.CompletedWithError += DidCompleteAuthWithError;
_presentationProvider = new CustomPresentationContextProvider(windowProvider);
}
private void HandleAuthorizationAppleIDButtonPress(object sender, EventArgs e)
{
var appleIdProvider = new ASAuthorizationAppleIdProvider();
var request = appleIdProvider.CreateRequest();
request.RequestedScopes = new [] { ASAuthorizationScope.Email, ASAuthorizationScope.FullName };
var authorizationController = new ASAuthorizationController(new [] { request });
authorizationController.Delegate = this;
authorizationController.PresentationContextProvider = this;
authorizationController.PerformRequests();
}
private void SignInWithAppl()
{
var provider = new ASAuthorizationAppleIdProvider();
var request = provider.CreateRequest();
request.RequestedScopes = new[]
{
ASAuthorizationScope.Email,
ASAuthorizationScope.FullName
};
var authorizationController =
new ASAuthorizationController(new[] { request })
{
Delegate = this,
PresentationContextProvider = this
};
authorizationController.PerformRequests();
}
public async Task <AppleAccount> SignInAsync()
{
// Fallback to web for older iOS versions
if (!Is13)
{
return(await webSignInService.SignInAsync());
}
AppleAccount appleAccount = default;
#if __IOS__13
var provider = new ASAuthorizationAppleIdProvider();
var req = provider.CreateRequest();
authManager = new AuthManager(UIApplication.SharedApplication.KeyWindow);
req.RequestedScopes = new[] { ASAuthorizationScope.FullName, ASAuthorizationScope.Email };
var controller = new ASAuthorizationController(new[] { req });
controller.Delegate = authManager;
controller.PresentationContextProvider = authManager;
controller.PerformRequests();
var creds = await authManager.Credentials;
if (creds == null)
{
return(null);
}
appleAccount = new AppleAccount();
appleAccount.IdToken = JwtToken.Decode(new NSString(creds.IdentityToken, NSStringEncoding.UTF8).ToString());
appleAccount.Email = creds.Email;
appleAccount.UserId = creds.User;
appleAccount.Name = NSPersonNameComponentsFormatter.GetLocalizedString(creds.FullName, NSPersonNameComponentsFormatterStyle.Default, NSPersonNameComponentsFormatterOptions.Phonetic);
appleAccount.RealUserStatus = creds.RealUserStatus.ToString();
#endif
return(appleAccount);
}
public async Task <AppleSignInCredentialState> GetCredentialStateAsync(string userId)
{
var appleIdProvider = new ASAuthorizationAppleIdProvider();
var credentialState = await appleIdProvider.GetCredentialStateAsync(userId);
switch (credentialState)
{
case ASAuthorizationAppleIdProviderCredentialState.Authorized:
// The Apple ID credential is valid.
return(AppleSignInCredentialState.Authorized);
case ASAuthorizationAppleIdProviderCredentialState.Revoked:
// The Apple ID credential is revoked.
return(AppleSignInCredentialState.Revoked);
case ASAuthorizationAppleIdProviderCredentialState.NotFound:
// No credential was found, so show the sign-in UI.
return(AppleSignInCredentialState.NotFound);
default:
return(AppleSignInCredentialState.Unknown);
}
}
public void SignIn(AuthType type)
{
authType = type;
switch (authType)
{
case AuthType.Google:
GoogleSignIn.SharedInstance.SignInUser();
SetVerificationStatus(VerificationStatus.Initialized);
break;
case AuthType.Facebook:
if (loginManager != null)
{
loginManager.LogIn(readPermissions.ToArray(), GetTopViewController(), HandleLogin);
SetVerificationStatus(VerificationStatus.Initialized);
}
break;
case AuthType.Apple:
if (IsVersion13)
{
currentNonce = RandomNonceString();
var appleIdProvider = new ASAuthorizationAppleIdProvider();
var request = appleIdProvider.CreateRequest();
request.RequestedScopes = new[] { ASAuthorizationScope.Email, ASAuthorizationScope.FullName };
var authorizationController = new ASAuthorizationController(new[] { request })
{
Delegate = this,
PresentationContextProvider = this
};
authorizationController.PerformRequests();
}
break;
}
}