1 /* 2 * Copyright (C) 2015 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.settingslib.applications; 18 19 import android.content.ComponentName; 20 import android.content.Context; 21 import android.content.IntentFilter; 22 import android.content.pm.ApplicationInfo; 23 import android.content.pm.PackageManager; 24 import android.hardware.usb.IUsbManager; 25 import android.os.RemoteException; 26 import android.os.SystemProperties; 27 import android.os.UserHandle; 28 import android.util.Log; 29 30 import com.android.settingslib.R; 31 import com.android.settingslib.applications.instantapps.InstantAppDataProvider; 32 33 import java.util.ArrayList; 34 import java.util.List; 35 36 public class AppUtils { 37 private static final String TAG = "AppUtils"; 38 39 /** 40 * This should normally only be set in robolectric tests, to avoid getting a method not found 41 * exception when calling the isInstantApp method of the ApplicationInfo class, because 42 * robolectric does not yet have an implementation of it. 43 */ 44 private static InstantAppDataProvider sInstantAppDataProvider = null; 45 getLaunchByDefaultSummary(ApplicationsState.AppEntry appEntry, IUsbManager usbManager, PackageManager pm, Context context)46 public static CharSequence getLaunchByDefaultSummary(ApplicationsState.AppEntry appEntry, 47 IUsbManager usbManager, PackageManager pm, Context context) { 48 String packageName = appEntry.info.packageName; 49 boolean hasPreferred = hasPreferredActivities(pm, packageName) 50 || hasUsbDefaults(usbManager, packageName); 51 int status = pm.getIntentVerificationStatusAsUser(packageName, UserHandle.myUserId()); 52 // consider a visible current link-handling state to be any explicitly designated behavior 53 boolean hasDomainURLsPreference = 54 status != PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 55 return context.getString(hasPreferred || hasDomainURLsPreference 56 ? R.string.launch_defaults_some 57 : R.string.launch_defaults_none); 58 } 59 hasUsbDefaults(IUsbManager usbManager, String packageName)60 public static boolean hasUsbDefaults(IUsbManager usbManager, String packageName) { 61 try { 62 if (usbManager != null) { 63 return usbManager.hasDefaults(packageName, UserHandle.myUserId()); 64 } 65 } catch (RemoteException e) { 66 Log.e(TAG, "mUsbManager.hasDefaults", e); 67 } 68 return false; 69 } 70 hasPreferredActivities(PackageManager pm, String packageName)71 public static boolean hasPreferredActivities(PackageManager pm, String packageName) { 72 // Get list of preferred activities 73 List<ComponentName> prefActList = new ArrayList<>(); 74 // Intent list cannot be null. so pass empty list 75 List<IntentFilter> intentList = new ArrayList<>(); 76 pm.getPreferredActivities(intentList, prefActList, packageName); 77 Log.d(TAG, "Have " + prefActList.size() + " number of activities in preferred list"); 78 return prefActList.size() > 0; 79 } 80 81 /** 82 * Returns a boolean indicating whether the given package should be considered an instant app 83 */ isInstant(ApplicationInfo info)84 public static boolean isInstant(ApplicationInfo info) { 85 if (sInstantAppDataProvider != null) { 86 if (sInstantAppDataProvider.isInstantApp(info)) { 87 return true; 88 } 89 } else if (info.isInstantApp()) { 90 return true; 91 } 92 93 // For debugging/testing, we support setting the following property to a comma-separated 94 // list of search terms (typically, but not necessarily, full package names) to match 95 // against the package names of the app. 96 String propVal = SystemProperties.get("settingsdebug.instant.packages"); 97 if (propVal != null && !propVal.isEmpty() && info.packageName != null) { 98 String[] searchTerms = propVal.split(","); 99 if (searchTerms != null) { 100 for (String term : searchTerms) { 101 if (info.packageName.contains(term)) { 102 return true; 103 } 104 } 105 } 106 } 107 return false; 108 } 109 110 /** Returns the label for a given package. */ getApplicationLabel( PackageManager packageManager, String packageName)111 public static CharSequence getApplicationLabel( 112 PackageManager packageManager, String packageName) { 113 try { 114 final ApplicationInfo appInfo = 115 packageManager.getApplicationInfo( 116 packageName, 117 PackageManager.MATCH_DISABLED_COMPONENTS 118 | PackageManager.MATCH_ANY_USER); 119 return appInfo.loadLabel(packageManager); 120 } catch (PackageManager.NameNotFoundException e) { 121 Log.w(TAG, "Unable to find info for package: " + packageName); 122 } 123 return null; 124 } 125 126 } 127