Update Identity Check for Fingerprint Settings (b5482ac6) · Commits · e / os / android_packages_apps_Settings

src/com/android/settings/Utils.java

+27 −3

Original line number	Diff line number	Diff line
		@@ -27,6 +27,7 @@ import static android.text.format.DateUtils.FORMAT_SHOW_DATE;
		import static com.android.settings.password.ConfirmDeviceCredentialActivity.BIOMETRIC_PROMPT_AUTHENTICATORS;
		import static com.android.settings.password.ConfirmDeviceCredentialActivity.BIOMETRIC_PROMPT_HIDE_BACKGROUND;
		import static com.android.settings.password.ConfirmDeviceCredentialActivity.BIOMETRIC_PROMPT_NEGATIVE_BUTTON_TEXT;
		import static com.android.settings.password.ConfirmDeviceCredentialActivity.EXTRA_DATA;

		import android.app.ActionBar;
		import android.app.Activity;
		@@ -1549,7 +1550,29 @@ public final class Utils extends com.android.settingslib.Utils {
		final UserManager userManager = (UserManager) fragment.getContext().getSystemService(
		UserManager.class);
		fragment.startActivityForResult(getIntentForBiometricAuthentication(fragment.getResources(),
		getEffectiveUserId(userManager, userId), hideBackground), requestCode);
		getEffectiveUserId(userManager, userId), hideBackground, null /* data */),
		requestCode);
		}

		/**
		* Launch biometric prompt for mandatory biometrics. Call
		* {@link #requestBiometricAuthenticationForMandatoryBiometrics(Context, boolean, int)}
		* to check if all requirements for mandatory biometrics is satisfied
		* before launching biometric prompt.
		*
		* @param fragment corresponding fragment of the surface
		* @param requestCode for starting the new activity
		* @param userId user id for the authentication request
		* @param hideBackground if the background activity screen needs to be hidden
		* @param data additional info to returned to the activity after authentication
		* has ended
		*/
		public static void launchBiometricPromptForMandatoryBiometrics(@NonNull Fragment fragment,
		int requestCode, int userId, boolean hideBackground, @Nullable Intent data) {
		final UserManager userManager = (UserManager) fragment.getContext().getSystemService(
		UserManager.class);
		fragment.startActivityForResult(getIntentForBiometricAuthentication(fragment.getResources(),
		getEffectiveUserId(userManager, userId), hideBackground, data), requestCode);
		}

		/**
		@@ -1568,7 +1591,7 @@ public final class Utils extends com.android.settingslib.Utils {
		final UserManager userManager = activity.getSystemService(UserManager.class);
		activity.startActivityForResult(getIntentForBiometricAuthentication(
		activity.getResources(), getEffectiveUserId(userManager, userId),
		hideBackground), requestCode);
		hideBackground, null /* data */), requestCode);
		}

		private static int getEffectiveUserId(UserManager userManager, int userId) {
		@@ -1579,7 +1602,7 @@ public final class Utils extends com.android.settingslib.Utils {
		}

		private static Intent getIntentForBiometricAuthentication(Resources resources,
		int effectiveUserId, boolean hideBackground) {
		int effectiveUserId, boolean hideBackground, @Nullable Intent data) {
		final Intent intent = new Intent();
		if (android.hardware.biometrics.Flags.mandatoryBiometrics()) {
		intent.putExtra(BIOMETRIC_PROMPT_AUTHENTICATORS,
		@@ -1592,6 +1615,7 @@ public final class Utils extends com.android.settingslib.Utils {
		intent.putExtra(ChooseLockSettingsHelper.EXTRA_KEY_ALLOW_ANY_USER, true);
		intent.putExtra(EXTRA_USER_ID, effectiveUserId);
		intent.putExtra(BIOMETRIC_PROMPT_HIDE_BACKGROUND, hideBackground);
		intent.putExtra(EXTRA_DATA, data);
		intent.setClassName(SETTINGS_PACKAGE_NAME,
		ConfirmDeviceCredentialActivity.InternalActivity.class.getName());
		return intent;

src/com/android/settings/biometrics/fingerprint/FingerprintSettings.java

+45 −38

Original line number	Diff line number	Diff line
		@@ -1277,42 +1277,6 @@ public class FingerprintSettings extends SubSettings {
		if (resultCode == RESULT_FINISHED \|\| resultCode == RESULT_OK) {
		runChallengeGeneratedInvokers();
		if (BiometricUtils.containsGatekeeperPasswordHandle(data)) {
		if (!mHasFirstEnrolled && !mIsEnrolling) {
		final Activity activity = getActivity();
		if (activity != null) {
		// Apply pending transition for auto adding first fingerprint case
		activity.overridePendingTransition(
		com.google.android.setupdesign.R.anim.sud_slide_next_in,
		com.google.android.setupdesign.R.anim.sud_slide_next_out);
		}

		// To have smoother animation, change flow to let next visible activity
		// to generateChallenge, then pass it back through activity result.
		// Token and challenge will be updated later through the activity result
		// of AUTO_ADD_FIRST_FINGERPRINT_REQUEST.
		mIsEnrolling = true;
		addFirstFingerprint(
		BiometricUtils.getGatekeeperPasswordHandle(data));
		} else {
		mFingerprintManager.generateChallenge(mUserId,
		(sensorId, userId, challenge) -> {
		final Activity activity = getActivity();
		if (activity == null \|\| activity.isFinishing()) {
		// Stop everything
		Log.w(TAG, "activity detach or finishing");
		return;
		}

		final GatekeeperPasswordProvider provider =
		new GatekeeperPasswordProvider(
		new LockPatternUtils(activity));
		mToken = provider.requestGatekeeperHat(data, challenge,
		mUserId);
		mChallenge = challenge;
		provider.removeGatekeeperPasswordHandle(data, false);
		updateAddPreference();
		});
		}
		final Utils.BiometricStatus biometricAuthStatus =
		Utils.requestBiometricAuthenticationForMandatoryBiometrics(
		getActivity(),
		@@ -1321,12 +1285,14 @@ public class FingerprintSettings extends SubSettings {
		if (biometricAuthStatus == Utils.BiometricStatus.OK) {
		Utils.launchBiometricPromptForMandatoryBiometrics(this,
		BIOMETRIC_AUTH_REQUEST,
		mUserId, true /* hideBackground */);
		mUserId, true /* hideBackground */, data);
		} else if (biometricAuthStatus != Utils.BiometricStatus.NOT_ACTIVE) {
		IdentityCheckBiometricErrorDialog
		.showBiometricErrorDialogAndFinishActivityOnDismiss(
		getActivity(),
		biometricAuthStatus);
		} else {
		handleAuthenticationSuccessful(data);
		}
		} else {
		Log.d(TAG, "Data null or GK PW missing");
		@@ -1380,7 +1346,9 @@ public class FingerprintSettings extends SubSettings {
		updateAddPreference();
		} else if (requestCode == BIOMETRIC_AUTH_REQUEST) {
		mBiometricsAuthenticationRequested = false;
		if (resultCode != RESULT_OK) {
		if (resultCode == RESULT_OK) {
		handleAuthenticationSuccessful(data);
		} else {
		if (resultCode
		== ConfirmDeviceCredentialActivity.BIOMETRIC_LOCKOUT_ERROR_RESULT) {
		IdentityCheckBiometricErrorDialog
		@@ -1435,6 +1403,45 @@ public class FingerprintSettings extends SubSettings {
		}
		}

		private void handleAuthenticationSuccessful(Intent data) {
		if (!mHasFirstEnrolled && !mIsEnrolling) {
		final Activity activity = getActivity();
		if (activity != null) {
		// Apply pending transition for auto adding first fingerprint case
		activity.overridePendingTransition(
		com.google.android.setupdesign.R.anim.sud_slide_next_in,
		com.google.android.setupdesign.R.anim.sud_slide_next_out);
		}

		// To have smoother animation, change flow to let next visible activity
		// to generateChallenge, then pass it back through activity result.
		// Token and challenge will be updated later through the activity result
		// of AUTO_ADD_FIRST_FINGERPRINT_REQUEST.
		mIsEnrolling = true;
		addFirstFingerprint(
		BiometricUtils.getGatekeeperPasswordHandle(data));
		} else {
		mFingerprintManager.generateChallenge(mUserId,
		(sensorId, userId, challenge) -> {
		final Activity activity = getActivity();
		if (activity == null \|\| activity.isFinishing()) {
		// Stop everything
		Log.w(TAG, "activity detach or finishing");
		return;
		}

		final GatekeeperPasswordProvider provider =
		new GatekeeperPasswordProvider(
		new LockPatternUtils(activity));
		mToken = provider.requestGatekeeperHat(data, challenge,
		mUserId);
		mChallenge = challenge;
		provider.removeGatekeeperPasswordHandle(data, false);
		updateAddPreference();
		});
		}
		}

		@Override
		public void onDestroy() {
		super.onDestroy();

src/com/android/settings/password/ConfirmDeviceCredentialActivity.java

+4 −1

Original line number	Diff line number	Diff line
		@@ -84,6 +84,7 @@ public class ConfirmDeviceCredentialActivity extends FragmentActivity {
		"biometric_prompt_negative_button_text";
		public static final String BIOMETRIC_PROMPT_HIDE_BACKGROUND =
		"biometric_prompt_hide_background";
		public static final String EXTRA_DATA = "extra_data";
		public static final int BIOMETRIC_LOCKOUT_ERROR_RESULT = 100;

		public static class InternalActivity extends ConfirmDeviceCredentialActivity {
		@@ -108,6 +109,7 @@ public class ConfirmDeviceCredentialActivity extends FragmentActivity {
		private boolean mGoingToBackground;
		private boolean mWaitingForBiometricCallback;
		private int mBiometricsAuthenticators;
		private Intent mIntentData;

		private Executor mExecutor = (runnable -> {
		mHandler.post(runnable);
		@@ -158,7 +160,7 @@ public class ConfirmDeviceCredentialActivity extends FragmentActivity {
		ConfirmDeviceCredentialActivity.this);
		}

		setResult(Activity.RESULT_OK);
		setResult(Activity.RESULT_OK, mIntentData);
		finish();
		}

		@@ -207,6 +209,7 @@ public class ConfirmDeviceCredentialActivity extends FragmentActivity {
		mBiometricsAuthenticators = intent.getIntExtra(BIOMETRIC_PROMPT_AUTHENTICATORS,
		BiometricManager.Authenticators.DEVICE_CREDENTIAL
		\| BiometricManager.Authenticators.BIOMETRIC_WEAK);
		mIntentData = intent.getParcelableExtra(EXTRA_DATA, Intent.class);
		final String negativeButtonText = intent.getStringExtra(
		BIOMETRIC_PROMPT_NEGATIVE_BUTTON_TEXT);
		final boolean frp =