1 /* 2 * Copyright (C) 2018 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 17 package com.android.settings.fuelgauge.batterytip; 18 19 import android.app.AppOpsManager; 20 import android.app.PendingIntent; 21 import android.app.StatsManager; 22 import android.content.Context; 23 import android.content.Intent; 24 import android.os.UserHandle; 25 import android.os.UserManager; 26 27 import androidx.annotation.NonNull; 28 29 import com.android.internal.util.CollectionUtils; 30 import com.android.settings.SettingsActivity; 31 import com.android.settings.core.InstrumentedPreferenceFragment; 32 import com.android.settings.fuelgauge.batterytip.actions.BatteryTipAction; 33 import com.android.settings.fuelgauge.batterytip.actions.OpenBatterySaverAction; 34 import com.android.settings.fuelgauge.batterytip.actions.OpenRestrictAppFragmentAction; 35 import com.android.settings.fuelgauge.batterytip.actions.RestrictAppAction; 36 import com.android.settings.fuelgauge.batterytip.actions.SmartBatteryAction; 37 import com.android.settings.fuelgauge.batterytip.actions.UnrestrictAppAction; 38 import com.android.settings.fuelgauge.batterytip.tips.AppLabelPredicate; 39 import com.android.settings.fuelgauge.batterytip.tips.AppRestrictionPredicate; 40 import com.android.settings.fuelgauge.batterytip.tips.BatteryTip; 41 import com.android.settings.fuelgauge.batterytip.tips.RestrictAppTip; 42 import com.android.settings.fuelgauge.batterytip.tips.UnrestrictAppTip; 43 44 import java.util.ArrayList; 45 import java.util.List; 46 47 /** Utility class for {@link BatteryTip} */ 48 public class BatteryTipUtils { 49 private static final int REQUEST_CODE = 0; 50 51 /** 52 * Get a list of restricted apps with {@link AppOpsManager#OP_RUN_ANY_IN_BACKGROUND} 53 */ 54 @NonNull getRestrictedAppsList(AppOpsManager appOpsManager, UserManager userManager)55 public static List<AppInfo> getRestrictedAppsList(AppOpsManager appOpsManager, 56 UserManager userManager) { 57 final List<UserHandle> userHandles = userManager.getUserProfiles(); 58 final List<AppOpsManager.PackageOps> packageOpsList = appOpsManager.getPackagesForOps( 59 new int[]{AppOpsManager.OP_RUN_ANY_IN_BACKGROUND}); 60 final List<AppInfo> appInfos = new ArrayList<>(); 61 62 for (int i = 0, size = CollectionUtils.size(packageOpsList); i < size; i++) { 63 final AppOpsManager.PackageOps packageOps = packageOpsList.get(i); 64 final List<AppOpsManager.OpEntry> entries = packageOps.getOps(); 65 for (int j = 0, entriesSize = entries.size(); j < entriesSize; j++) { 66 AppOpsManager.OpEntry entry = entries.get(j); 67 if (entry.getOp() != AppOpsManager.OP_RUN_ANY_IN_BACKGROUND) { 68 continue; 69 } 70 if (entry.getMode() != AppOpsManager.MODE_ALLOWED 71 && userHandles.contains( 72 new UserHandle(UserHandle.getUserId(packageOps.getUid())))) { 73 appInfos.add(new AppInfo.Builder() 74 .setPackageName(packageOps.getPackageName()) 75 .setUid(packageOps.getUid()) 76 .build()); 77 } 78 } 79 } 80 81 return appInfos; 82 } 83 84 /** 85 * Get a corresponding action based on {@code batteryTip} 86 * 87 * @param batteryTip used to detect which action to choose 88 * @param settingsActivity used to populate {@link BatteryTipAction} 89 * @param fragment used to populate {@link BatteryTipAction} 90 * @return an action for {@code batteryTip} 91 */ getActionForBatteryTip(BatteryTip batteryTip, SettingsActivity settingsActivity, InstrumentedPreferenceFragment fragment)92 public static BatteryTipAction getActionForBatteryTip(BatteryTip batteryTip, 93 SettingsActivity settingsActivity, InstrumentedPreferenceFragment fragment) { 94 switch (batteryTip.getType()) { 95 case BatteryTip.TipType.SMART_BATTERY_MANAGER: 96 return new SmartBatteryAction(settingsActivity, fragment); 97 case BatteryTip.TipType.BATTERY_SAVER: 98 case BatteryTip.TipType.LOW_BATTERY: 99 return new OpenBatterySaverAction(settingsActivity); 100 case BatteryTip.TipType.APP_RESTRICTION: 101 if (batteryTip.getState() == BatteryTip.StateType.HANDLED) { 102 return new OpenRestrictAppFragmentAction(fragment, (RestrictAppTip) batteryTip); 103 } else { 104 return new RestrictAppAction(settingsActivity, (RestrictAppTip) batteryTip); 105 } 106 case BatteryTip.TipType.REMOVE_APP_RESTRICTION: 107 return new UnrestrictAppAction(settingsActivity, (UnrestrictAppTip) batteryTip); 108 default: 109 return null; 110 } 111 } 112 113 /** 114 * Upload the {@link PendingIntent} to {@link StatsManager} for anomaly detection 115 * @throws StatsManager.StatsUnavailableException if failed to communicate with stats service 116 */ uploadAnomalyPendingIntent(Context context, StatsManager statsManager)117 public static void uploadAnomalyPendingIntent(Context context, StatsManager statsManager) 118 throws StatsManager.StatsUnavailableException { 119 final Intent extraIntent = new Intent(context, AnomalyDetectionReceiver.class); 120 final PendingIntent pendingIntent = PendingIntent.getBroadcast(context, REQUEST_CODE, 121 extraIntent, PendingIntent.FLAG_UPDATE_CURRENT | PendingIntent.FLAG_MUTABLE); 122 statsManager.setBroadcastSubscriber(pendingIntent, 123 StatsManagerConfig.ANOMALY_CONFIG_KEY, StatsManagerConfig.SUBSCRIBER_ID); 124 } 125 126 /** 127 * Detect and return anomaly apps after {@code timeAfterMs} 128 */ detectAnomalies(Context context, long timeAfterMs)129 public static List<AppInfo> detectAnomalies(Context context, long timeAfterMs) { 130 final List<AppInfo> highUsageApps = BatteryDatabaseManager.getInstance(context) 131 .queryAllAnomalies(timeAfterMs, AnomalyDatabaseHelper.State.NEW); 132 // Remove it if it doesn't have label or been restricted 133 highUsageApps.removeIf(AppLabelPredicate.getInstance(context) 134 .or(AppRestrictionPredicate.getInstance(context))); 135 136 return highUsageApps; 137 } 138 } 139