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/*
* Copyright (C) 2014 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.settings;
import static android.content.pm.PackageManager.GET_ACTIVITIES;
import static android.content.pm.PackageManager.GET_META_DATA;
import static android.content.pm.PackageManager.GET_RESOLVED_FILTER;
import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS;
import static com.android.settings.Utils.SETTINGS_PACKAGE_NAME;
import android.content.BroadcastReceiver;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.content.pm.ShortcutInfo;
import android.content.pm.ShortcutManager;
import android.content.pm.UserInfo;
import android.os.UserHandle;
import android.os.UserManager;
import android.util.Log;
import androidx.annotation.VisibleForTesting;
import com.android.settings.Settings.CreateShortcutActivity;
import com.android.settingslib.utils.ThreadUtils;
import java.util.ArrayList;
import java.util.List;
/**
* Listens to {@link Intent.ACTION_PRE_BOOT_COMPLETED} and {@link Intent.ACTION_USER_INITIALIZED}
* performs setup steps for a managed profile (disables the launcher icon of the Settings app,
* adds cross-profile intent filters for the appropriate Settings activities), disables the
* webview setting for non-admin users, and updates the intent flags for any existing shortcuts.
*/
public class SettingsInitialize extends BroadcastReceiver {
private static final String TAG = "Settings";
private static final String PRIMARY_PROFILE_SETTING =
"com.android.settings.PRIMARY_PROFILE_CONTROLLED";
private static final String WEBVIEW_IMPLEMENTATION_ACTIVITY = ".WebViewImplementation";
@Override
public void onReceive(Context context, Intent broadcast) {
final UserManager um = (UserManager) context.getSystemService(Context.USER_SERVICE);
UserInfo userInfo = um.getUserInfo(UserHandle.myUserId());
final PackageManager pm = context.getPackageManager();
managedProfileSetup(context, pm, broadcast, userInfo);
webviewSettingSetup(context, pm, userInfo);
ThreadUtils.postOnBackgroundThread(() -> refreshExistingShortcuts(context));
}
private void managedProfileSetup(Context context, final PackageManager pm, Intent broadcast,
UserInfo userInfo) {
if (userInfo == null || !userInfo.isManagedProfile()) {
return;
}
Log.i(TAG, "Received broadcast: " + broadcast.getAction()
+ ". Setting up intent forwarding for managed profile.");
// Clear any previous intent forwarding we set up
pm.clearCrossProfileIntentFilters(userInfo.id);
// Set up intent forwarding for implicit intents
Intent intent = new Intent();
intent.addCategory(Intent.CATEGORY_DEFAULT);
intent.setPackage(context.getPackageName());
// Resolves activities for the managed profile (which we're running as)
List<ResolveInfo> resolvedIntents = pm.queryIntentActivities(intent,
GET_ACTIVITIES | GET_META_DATA | GET_RESOLVED_FILTER | MATCH_DISABLED_COMPONENTS);
final int count = resolvedIntents.size();
for (int i = 0; i < count; i++) {
ResolveInfo info = resolvedIntents.get(i);
if (info.filter != null && info.activityInfo != null
&& info.activityInfo.metaData != null) {
boolean shouldForward = info.activityInfo.metaData.getBoolean(
PRIMARY_PROFILE_SETTING);
if (shouldForward) {
pm.addCrossProfileIntentFilter(info.filter, userInfo.id,
userInfo.profileGroupId, PackageManager.SKIP_CURRENT_PROFILE);
}
}
}
// Disable launcher icon
ComponentName settingsComponentName = new ComponentName(context, Settings.class);
pm.setComponentEnabledSetting(settingsComponentName,
PackageManager.COMPONENT_ENABLED_STATE_DISABLED, PackageManager.DONT_KILL_APP);
// Disable shortcut picker.
ComponentName shortcutComponentName = new ComponentName(
context, CreateShortcutActivity.class);
pm.setComponentEnabledSetting(shortcutComponentName,
PackageManager.COMPONENT_ENABLED_STATE_DISABLED, PackageManager.DONT_KILL_APP);
}
// Disable WebView Setting if the current user is not an admin
private void webviewSettingSetup(Context context, PackageManager pm, UserInfo userInfo) {
if (userInfo == null) {
return;
}
ComponentName settingsComponentName =
new ComponentName(SETTINGS_PACKAGE_NAME,
SETTINGS_PACKAGE_NAME + WEBVIEW_IMPLEMENTATION_ACTIVITY);
pm.setComponentEnabledSetting(settingsComponentName,
userInfo.isAdmin() ?
PackageManager.COMPONENT_ENABLED_STATE_ENABLED :
PackageManager.COMPONENT_ENABLED_STATE_DISABLED,
PackageManager.DONT_KILL_APP);
}
// Refresh settings shortcuts to have correct intent flags
@VisibleForTesting
void refreshExistingShortcuts(Context context) {
final ShortcutManager shortcutManager = context.getSystemService(ShortcutManager.class);
final List<ShortcutInfo> pinnedShortcuts = shortcutManager.getPinnedShortcuts();
final List<ShortcutInfo> updates = new ArrayList<>();
for (ShortcutInfo info : pinnedShortcuts) {
if (info.isImmutable()) {
continue;
}
final Intent shortcutIntent = info.getIntent();
shortcutIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TOP);
final ShortcutInfo updatedInfo = new ShortcutInfo.Builder(context, info.getId())
.setIntent(shortcutIntent)
.build();
updates.add(updatedInfo);
}
shortcutManager.updateShortcuts(updates);
}
}
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