1 /* 2 * Copyright (C) 2019 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package com.android.wallpaper.module; 17 18 import android.content.BroadcastReceiver; 19 import android.content.Context; 20 import android.content.Intent; 21 import android.graphics.Bitmap; 22 import android.graphics.BitmapFactory; 23 24 import com.android.wallpaper.compat.BuildCompat; 25 import com.android.wallpaper.util.DiskBasedLogger; 26 import com.android.wallpaper.util.FileMover; 27 28 import java.io.File; 29 30 /** 31 * Receiver to run when the app was updated or on first boot to switch from live rotating wallpaper 32 * to static rotating wallpaper. 33 */ 34 public class RotationWallpaperUpdateReceiver extends BroadcastReceiver { 35 36 37 // Earlier versions of rotating wallpaper save the current rotation image as a file. 38 // We can infer from the extistance of this file whether or not user had rotating live wallpaper 39 private static final String ROTATING_WALLPAPER_FILE_PATH = "rotating_wallpaper.jpg"; 40 private static final String TAG = "RotationWallpaperUpdateReceiver"; 41 42 @Override onReceive(Context context, Intent intent)43 public void onReceive(Context context, Intent intent) { 44 // This receiver is a no-op on pre-N Android and should only respond to a 45 // MY_PACKAGE_REPLACED intent. 46 if (intent.getAction() == null 47 || !(intent.getAction().equals(Intent.ACTION_MY_PACKAGE_REPLACED) 48 || intent.getAction().equals(Intent.ACTION_BOOT_COMPLETED)) 49 || !BuildCompat.isAtLeastN()) { 50 DiskBasedLogger.e( 51 TAG, 52 "Unexpected action or Android version!", 53 context); 54 throw new IllegalStateException( 55 "Unexpected broadcast action or unsupported Android version"); 56 } 57 58 PendingResult broadcastResult = goAsync(); 59 new Thread(() -> { 60 Context appContext = context.getApplicationContext(); 61 Context deviceProtectedContext = appContext.createDeviceProtectedStorageContext(); 62 63 if (context.getFileStreamPath(ROTATING_WALLPAPER_FILE_PATH).exists()) { 64 moveFileToProtectedStorage(appContext, deviceProtectedContext); 65 } 66 67 File wallpaperFile = deviceProtectedContext.getFileStreamPath( 68 ROTATING_WALLPAPER_FILE_PATH); 69 if (wallpaperFile.exists()) { 70 switchToStaticWallpaper(appContext, wallpaperFile); 71 } 72 broadcastResult.finish(); 73 }).start(); 74 } 75 moveFileToProtectedStorage(Context context, Context deviceProtectedContext)76 private void moveFileToProtectedStorage(Context context, Context deviceProtectedContext) { 77 try { 78 FileMover.moveFileBetweenContexts(context, ROTATING_WALLPAPER_FILE_PATH, 79 deviceProtectedContext, ROTATING_WALLPAPER_FILE_PATH); 80 } catch (Exception ex) { 81 DiskBasedLogger.e( 82 TAG, 83 "Failed to move rotating wallpaper file to device protected storage: " 84 + ex.getMessage(), 85 context); 86 } 87 } 88 switchToStaticWallpaper(Context appContext, File wallpaperFile)89 private void switchToStaticWallpaper(Context appContext, File wallpaperFile) { 90 try { 91 Injector injector = InjectorProvider.getInjector(); 92 WallpaperPreferences wallpaperPreferences = injector.getPreferences(appContext); 93 if (wallpaperPreferences.getWallpaperPresentationMode() 94 != WallpaperPreferences.PRESENTATION_MODE_ROTATING) { 95 return; 96 } 97 Bitmap bitmap = BitmapFactory.decodeFile(wallpaperFile.getAbsolutePath()); 98 99 injector.getWallpaperPersister(appContext).setWallpaperInRotation(bitmap, 100 wallpaperPreferences.getHomeWallpaperAttributions(), 101 wallpaperPreferences.getHomeWallpaperActionLabelRes(), 102 wallpaperPreferences.getHomeWallpaperActionIconRes(), 103 wallpaperPreferences.getHomeWallpaperActionUrl(), 104 wallpaperPreferences.getHomeWallpaperCollectionId()); 105 wallpaperFile.delete(); 106 107 } catch (Exception ex) { 108 DiskBasedLogger.e(TAG, "Unable to set static wallpaper", appContext); 109 } 110 } 111 } 112