1 /* 2 * Copyright (C) 2014 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; 18 19 import android.content.BroadcastReceiver; 20 import android.content.ComponentName; 21 import android.content.Context; 22 import android.content.Intent; 23 import android.content.pm.PackageManager; 24 import android.content.pm.ResolveInfo; 25 import android.content.pm.UserInfo; 26 import android.os.UserHandle; 27 import android.os.UserManager; 28 import android.util.Log; 29 30 import java.util.List; 31 32 import static android.content.pm.PackageManager.GET_ACTIVITIES; 33 import static android.content.pm.PackageManager.GET_META_DATA; 34 import static android.content.pm.PackageManager.GET_RESOLVED_FILTER; 35 import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 36 37 /** 38 * Listens to {@link Intent.ACTION_PRE_BOOT_COMPLETED} and {@link Intent.ACTION_USER_INITIALIZED} 39 * performs setup steps for a managed profile (disables the launcher icon of the Settings app, 40 * adds cross-profile intent filters for the appropriate Settings activities), and disables the 41 * webview setting for non-admin users. 42 */ 43 public class SettingsInitialize extends BroadcastReceiver { 44 private static final String TAG = "Settings"; 45 private static final String PRIMARY_PROFILE_SETTING = 46 "com.android.settings.PRIMARY_PROFILE_CONTROLLED"; 47 private static final String SETTINGS_PACKAGE = "com.android.settings"; 48 private static final String WEBVIEW_IMPLEMENTATION_ACTIVITY = ".WebViewImplementation"; 49 50 @Override onReceive(Context context, Intent broadcast)51 public void onReceive(Context context, Intent broadcast) { 52 final UserManager um = (UserManager) context.getSystemService(Context.USER_SERVICE); 53 UserInfo userInfo = um.getUserInfo(UserHandle.myUserId()); 54 final PackageManager pm = context.getPackageManager(); 55 managedProfileSetup(context, pm, broadcast, userInfo); 56 webviewSettingSetup(context, pm, userInfo); 57 } 58 managedProfileSetup(Context context, final PackageManager pm, Intent broadcast, UserInfo userInfo)59 private void managedProfileSetup(Context context, final PackageManager pm, Intent broadcast, 60 UserInfo userInfo) { 61 if (userInfo == null || !userInfo.isManagedProfile()) { 62 return; 63 } 64 Log.i(TAG, "Received broadcast: " + broadcast.getAction() 65 + ". Setting up intent forwarding for managed profile."); 66 // Clear any previous intent forwarding we set up 67 pm.clearCrossProfileIntentFilters(userInfo.id); 68 69 // Set up intent forwarding for implicit intents 70 Intent intent = new Intent(); 71 intent.addCategory(Intent.CATEGORY_DEFAULT); 72 intent.setPackage(context.getPackageName()); 73 74 // Resolves activities for the managed profile (which we're running as) 75 List<ResolveInfo> resolvedIntents = pm.queryIntentActivities(intent, 76 GET_ACTIVITIES | GET_META_DATA | GET_RESOLVED_FILTER | MATCH_DISABLED_COMPONENTS); 77 final int count = resolvedIntents.size(); 78 for (int i = 0; i < count; i++) { 79 ResolveInfo info = resolvedIntents.get(i); 80 if (info.filter != null && info.activityInfo != null 81 && info.activityInfo.metaData != null) { 82 boolean shouldForward = info.activityInfo.metaData.getBoolean( 83 PRIMARY_PROFILE_SETTING); 84 if (shouldForward) { 85 pm.addCrossProfileIntentFilter(info.filter, userInfo.id, 86 userInfo.profileGroupId, PackageManager.SKIP_CURRENT_PROFILE); 87 } 88 } 89 } 90 91 // Disable launcher icon 92 ComponentName settingsComponentName = new ComponentName(context, Settings.class); 93 pm.setComponentEnabledSetting(settingsComponentName, 94 PackageManager.COMPONENT_ENABLED_STATE_DISABLED, PackageManager.DONT_KILL_APP); 95 // Disable shortcut picker. 96 ComponentName shortcutComponentName = new ComponentName(context, CreateShortcut.class); 97 pm.setComponentEnabledSetting(shortcutComponentName, 98 PackageManager.COMPONENT_ENABLED_STATE_DISABLED, PackageManager.DONT_KILL_APP); 99 } 100 101 // Disable WebView Setting if the current user is not an admin webviewSettingSetup(Context context, PackageManager pm, UserInfo userInfo)102 private void webviewSettingSetup(Context context, PackageManager pm, UserInfo userInfo) { 103 if (userInfo == null) { 104 return; 105 } 106 ComponentName settingsComponentName = 107 new ComponentName(SETTINGS_PACKAGE, SETTINGS_PACKAGE + WEBVIEW_IMPLEMENTATION_ACTIVITY); 108 pm.setComponentEnabledSetting(settingsComponentName, 109 userInfo.isAdmin() ? 110 PackageManager.COMPONENT_ENABLED_STATE_ENABLED : 111 PackageManager.COMPONENT_ENABLED_STATE_DISABLED, 112 PackageManager.DONT_KILL_APP); 113 } 114 } 115