Add factory reset intent to the settings app. (e148ee78) · Commits · e / os / android_packages_apps_Settings

AndroidManifest.xml

+5 −0

Original line number	Diff line number	Diff line
		@@ -16,6 +16,11 @@
		android:name="com.android.settings.USE_BIOMETRIC_PROVIDER"
		android:protectionLevel="signature\|privileged"/>

		<!-- Permissions for acting as the factory reset preparation application. -->
		<permission
		android:name="com.android.settings.permissions.PREPARE_FACTORY_RESET"
		android:protectionLevel="signature\|privileged"/>

		<uses-permission android:name="android.permission.REQUEST_NETWORK_SCORES" />
		<uses-permission android:name="android.permission.WRITE_MEDIA_STORAGE" />
		<uses-permission android:name="android.permission.MANAGE_EXTERNAL_STORAGE" />

src/com/android/settings/MainClear.java

+0 −1

Original line number	Diff line number	Diff line
		@@ -94,7 +94,6 @@ public class MainClear extends InstrumentedFragment implements OnGlobalLayoutLis
		static final int KEYGUARD_REQUEST = 55;
		@VisibleForTesting
		static final int CREDENTIAL_CONFIRM_REQUEST = 56;

		private static final String KEY_SHOW_ESIM_RESET_CHECKBOX =
		"masterclear.allow_retain_esim_profiles_after_fdr";

src/com/android/settings/system/FactoryResetPreferenceController.java

+81 −4

Original line number	Diff line number	Diff line
		@@ -17,18 +17,32 @@ package com.android.settings.system;

		import android.content.Context;
		import android.content.Intent;
		import android.content.pm.PackageInfo;
		import android.content.pm.PackageManager;
		import android.content.pm.ResolveInfo;
		import android.os.UserManager;
		import android.util.Log;

		import androidx.activity.result.ActivityResultLauncher;
		import androidx.activity.result.contract.ActivityResultContracts;
		import androidx.preference.Preference;

		import com.android.settings.R;
		import com.android.settings.Settings;
		import com.android.settings.Utils;
		import com.android.settings.core.BasePreferenceController;
		import com.android.settings.factory_reset.Flags;

		public class FactoryResetPreferenceController extends BasePreferenceController {

		private static final String TAG = "FactoryResetPreference";

		private static final String ACTION_PREPARE_FACTORY_RESET =
		"com.android.settings.ACTION_PREPARE_FACTORY_RESET";

		private static final String PREPARE_FACTORY_RESET_PERMISSION =
		"com.android.settings.permissions.PREPARE_FACTORY_RESET";

		private final UserManager mUm;
		private ActivityResultLauncher<Intent> mFactoryResetPreparationLauncher;

		public FactoryResetPreferenceController(Context context, String preferenceKey) {
		super(context, preferenceKey);
		@@ -44,10 +58,73 @@ public class FactoryResetPreferenceController extends BasePreferenceController {
		@Override
		public boolean handlePreferenceTreeClick(Preference preference) {
		if (mPreferenceKey.equals(preference.getKey())) {
		final Intent intent = new Intent(mContext, Settings.FactoryResetActivity.class);
		mContext.startActivity(intent);
		if (Flags.enableFactoryResetWizard()) {
		startFactoryResetPreparationActivity();
		} else {
		startFactoryResetActivity();
		}
		return true;
		}
		return false;
		}

		private void startFactoryResetPreparationActivity() {
		Intent prepareFactoryResetIntent = getPrepareFactoryResetIntent();
		if (prepareFactoryResetIntent != null && mFactoryResetPreparationLauncher != null) {
		mFactoryResetPreparationLauncher.launch(prepareFactoryResetIntent);
		} else {
		startFactoryResetActivity();
		}
		}

		// We check that the activity that can handle the factory reset preparation action is indeed
		// a system app with proper permissions.
		private Intent getPrepareFactoryResetIntent() {
		final Intent prepareFactoryResetWizardRequest = new Intent(ACTION_PREPARE_FACTORY_RESET);
		final PackageManager pm = mContext.getPackageManager();
		final ResolveInfo resolution = pm.resolveActivity(prepareFactoryResetWizardRequest, 0);
		if (resolution != null
		&& resolution.activityInfo != null) {
		String packageName = resolution.activityInfo.packageName;
		PackageInfo factoryResetWizardPackageInfo;
		try {
		factoryResetWizardPackageInfo = pm.getPackageInfo(packageName, 0);
		} catch (PackageManager.NameNotFoundException e) {
		Log.e(TAG, "Unable to resolve a Factory Reset Handler Application");
		return null;
		}
		if (factoryResetWizardPackageInfo.requestedPermissions == null
		\|\| factoryResetWizardPackageInfo.requestedPermissions.length == 0) {
		Log.e(TAG, "Factory Reset Handler has no permissions requested.");
		return null;
		}
		for (int i = 0; i < factoryResetWizardPackageInfo.requestedPermissions.length; i++) {
		String permission = factoryResetWizardPackageInfo.requestedPermissions[i];
		boolean isGranted =
		(factoryResetWizardPackageInfo.requestedPermissionsFlags[i]
		& PackageInfo.REQUESTED_PERMISSION_GRANTED) != 0;
		if (permission.equals(PREPARE_FACTORY_RESET_PERMISSION) && isGranted) {
		return prepareFactoryResetWizardRequest;
		}
		}
		return prepareFactoryResetWizardRequest;
		}
		Log.i(TAG, "Unable to resolve a Factory Reset Handler Activity");
		return null;
		}

		void setFragment(ResetDashboardFragment fragment) {
		if (Flags.enableFactoryResetWizard()) {
		mFactoryResetPreparationLauncher = fragment.registerForActivityResult(
		new ActivityResultContracts.StartActivityForResult(),
		result -> {
		startFactoryResetActivity();
		});
		}
		}

		private void startFactoryResetActivity() {
		final Intent intent = new Intent(mContext, Settings.FactoryResetActivity.class);
		mContext.startActivity(intent);
		}
		}

src/com/android/settings/system/ResetDashboardFragment.java

+5 −0

Original line number	Diff line number	Diff line
		@@ -65,6 +65,11 @@ public class ResetDashboardFragment extends DashboardFragment {
		if (SubscriptionUtil.isSimHardwareVisible(context)) {
		use(EraseEuiccDataController.class).setFragment(this);
		}
		FactoryResetPreferenceController factoryResetPreferenceController =
		use(FactoryResetPreferenceController.class);
		if (factoryResetPreferenceController != null) {
		factoryResetPreferenceController.setFragment(this);
		}
		}

		@Override