| /* |
| * Copyright (C) 2018 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.car.settings.system; |
| |
| import static java.util.Objects.requireNonNull; |
| |
| import android.app.AppOpsManager; |
| import android.app.INotificationManager; |
| import android.car.userlib.CarUserManagerHelper; |
| import android.content.Context; |
| import android.content.pm.ApplicationInfo; |
| import android.content.pm.IPackageManager; |
| import android.content.pm.PackageManager; |
| import android.content.res.TypedArray; |
| import android.os.AsyncTask; |
| import android.os.Bundle; |
| import android.os.IBinder; |
| import android.os.RemoteException; |
| import android.os.ServiceManager; |
| import android.webkit.IWebViewUpdateService; |
| import android.widget.Button; |
| import android.widget.Toast; |
| |
| import androidx.annotation.LayoutRes; |
| import androidx.annotation.StringRes; |
| import androidx.annotation.StyleRes; |
| import androidx.car.widget.ListItem; |
| import androidx.car.widget.ListItemProvider; |
| import androidx.car.widget.TextListItem; |
| |
| import com.android.car.settings.R; |
| import com.android.car.settings.common.ListItemSettingsFragment; |
| import com.android.car.settings.common.Logger; |
| |
| import java.lang.ref.WeakReference; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * Presents the user with information about resetting app preferences. |
| */ |
| public class ResetAppPrefFragment extends ListItemSettingsFragment { |
| |
| private static final Logger LOG = new Logger(ResetAppPrefFragment.class); |
| @StyleRes private int mTitleTextAppearance; |
| |
| @Override |
| @LayoutRes |
| protected int getActionBarLayoutId() { |
| return R.layout.action_bar_with_button; |
| } |
| |
| @Override |
| @StringRes |
| protected int getTitleId() { |
| return R.string.reset_app_pref_title; |
| } |
| |
| @Override |
| public void onAttach(Context context) { |
| super.onAttach(context); |
| TypedArray a = context.getTheme().obtainStyledAttributes(R.styleable.ListItem); |
| |
| mTitleTextAppearance = a.getResourceId( |
| R.styleable.ListItem_listItemTitleTextAppearance, |
| R.style.TextAppearance_Car_Body1_Light); |
| |
| a.recycle(); |
| } |
| |
| @Override |
| public void onActivityCreated(Bundle savedInstanceState) { |
| super.onActivityCreated(savedInstanceState); |
| Button resetAppsButton = requireNonNull(getActivity()).findViewById(R.id.action_button1); |
| resetAppsButton.setText(requireContext().getString(R.string.reset_app_pref_button_text)); |
| resetAppsButton.setOnClickListener(v -> resetAppPreferences()); |
| } |
| |
| @Override |
| public ListItemProvider getItemProvider() { |
| return new ListItemProvider.ListProvider(getListItems()); |
| } |
| |
| private List<ListItem> getListItems() { |
| List<ListItem> items = new ArrayList<>(); |
| items.add(createTextOnlyItem(R.string.reset_app_pref_desc)); |
| items.add(createTextOnlyItem(R.string.reset_app_pref_items)); |
| items.add(createTextOnlyItem(R.string.reset_app_pref_desc_data)); |
| return items; |
| } |
| |
| private TextListItem createTextOnlyItem(@StringRes int stringResId) { |
| Context context = requireContext(); |
| TextListItem item = new TextListItem(context); |
| item.setBody(context.getString(stringResId)); |
| item.setShowDivider(false); |
| item.addViewBinder(vh -> vh.getBody().setTextAppearance(mTitleTextAppearance)); |
| return item; |
| } |
| |
| private void resetAppPreferences() { |
| new ResetTask(requireContext().getApplicationContext()).execute(); |
| } |
| |
| private static class ResetTask extends AsyncTask<Void, Void, Void> { |
| |
| private final WeakReference<Context> mContext; |
| |
| ResetTask(Context context) { |
| mContext = new WeakReference<>(context); |
| } |
| |
| @Override |
| protected Void doInBackground(Void... unused) { |
| Context context = mContext.get(); |
| if (context == null) { |
| LOG.w("Unable to reset app preferences. Null context"); |
| return null; |
| } |
| PackageManager packageManager = context.getPackageManager(); |
| IBinder notificationManagerServiceBinder = ServiceManager.getService( |
| Context.NOTIFICATION_SERVICE); |
| if (notificationManagerServiceBinder == null) { |
| LOG.w("Unable to reset app preferences. Null notification manager service"); |
| return null; |
| } |
| INotificationManager notificationManagerService = |
| INotificationManager.Stub.asInterface(notificationManagerServiceBinder); |
| IBinder webViewUpdateServiceBinder = ServiceManager.getService("webviewupdate"); |
| if (webViewUpdateServiceBinder == null) { |
| LOG.w("Unable to reset app preferences. Null web view update service"); |
| return null; |
| } |
| IWebViewUpdateService webViewUpdateService = IWebViewUpdateService.Stub.asInterface( |
| webViewUpdateServiceBinder); |
| |
| // Reset app notifications. |
| // Reset disabled apps. |
| List<ApplicationInfo> apps = packageManager.getInstalledApplications( |
| PackageManager.MATCH_DISABLED_COMPONENTS); |
| for (ApplicationInfo app : apps) { |
| try { |
| notificationManagerService.setNotificationsEnabledForPackage( |
| app.packageName, |
| app.uid, true); |
| } catch (RemoteException e) { |
| LOG.w("Unable to reset notification preferences for app: " + app.name, e); |
| } |
| if (!app.enabled) { |
| if (packageManager.getApplicationEnabledSetting(app.packageName) |
| == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER |
| && !isNonEnableableFallback(webViewUpdateService, |
| app.packageName)) { |
| packageManager.setApplicationEnabledSetting(app.packageName, |
| PackageManager.COMPONENT_ENABLED_STATE_DEFAULT, |
| PackageManager.DONT_KILL_APP); |
| } |
| } |
| } |
| |
| // Reset default applications for actions. |
| // Reset background data restrictions for apps. |
| // Reset permission restrictions. |
| try { |
| IBinder packageManagerServiceBinder = ServiceManager.getService("package"); |
| if (packageManagerServiceBinder == null) { |
| LOG.w("Unable to reset app preferences. Null package manager service"); |
| return null; |
| } |
| IPackageManager.Stub.asInterface( |
| packageManagerServiceBinder).resetApplicationPreferences( |
| new CarUserManagerHelper(context).getCurrentForegroundUserId()); |
| } catch (RemoteException e) { |
| LOG.w("Unable to reset app preferences", e); |
| } |
| |
| // Cleanup. |
| ((AppOpsManager) context.getSystemService(Context.APP_OPS_SERVICE)).resetAllModes(); |
| |
| return null; |
| } |
| |
| private boolean isNonEnableableFallback(IWebViewUpdateService mWvus, String packageName) { |
| try { |
| return mWvus.isFallbackPackage(packageName); |
| } catch (RemoteException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| |
| @Override |
| protected void onPostExecute(Void unused) { |
| super.onPostExecute(unused); |
| Context context = mContext.get(); |
| if (context != null) { |
| Toast.makeText(context, R.string.reset_app_pref_complete_toast, |
| Toast.LENGTH_SHORT).show(); |
| } |
| } |
| } |
| } |