| /* |
| * 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.providers.contacts.util; |
| |
| import com.android.providers.contacts.ContactsProvider2; |
| |
| import android.app.admin.DevicePolicyManager; |
| import android.content.Context; |
| import android.content.pm.UserInfo; |
| import android.os.UserHandle; |
| import android.os.UserManager; |
| import android.util.Log; |
| |
| public final class UserUtils { |
| public static final String TAG = ContactsProvider2.TAG; |
| |
| public static final boolean VERBOSE_LOGGING = Log.isLoggable(TAG, Log.VERBOSE); |
| |
| private UserUtils() { |
| } |
| |
| public static UserManager getUserManager(Context context) { |
| return (UserManager) context.getSystemService(Context.USER_SERVICE); |
| } |
| |
| private static DevicePolicyManager getDevicePolicyManager(Context context) { |
| return (DevicePolicyManager) context.getSystemService(Context.DEVICE_POLICY_SERVICE); |
| } |
| |
| public static int getCurrentUserHandle(Context context) { |
| return getUserManager(context).getUserHandle(); |
| } |
| |
| /** |
| * @param enforceCallerIdCheck True if we want to enforce cross profile |
| * caller-id device policy. |
| * @return the user ID of the corp user that is linked to the current user, |
| * if any. If there's no such user or cross-user contacts access is |
| * disallowed by policy, returns -1. |
| */ |
| public static int getCorpUserId(Context context, boolean enforceCallerIdCheck) { |
| final UserManager um = getUserManager(context); |
| if (um == null) { |
| Log.e(TAG, "No user manager service found"); |
| return -1; |
| } |
| |
| final int myUser = um.getUserHandle(); |
| |
| if (VERBOSE_LOGGING) { |
| Log.v(TAG, "getCorpUserId: myUser=" + myUser); |
| } |
| |
| // Check each user. |
| for (UserInfo ui : um.getUsers()) { |
| if (!ui.isManagedProfile()) { |
| continue; // Not a managed user. |
| } |
| final UserInfo parent = um.getProfileParent(ui.id); |
| if (parent == null) { |
| continue; // No parent. |
| } |
| // Check if it's linked to the current user. |
| if (parent.id == myUser) { |
| // Check if profile is blocking calling id. |
| // TODO DevicePolicyManager is not mockable -- the constructor is private. |
| // Test it somehow. |
| if (enforceCallerIdCheck |
| && getDevicePolicyManager(context) |
| .getCrossProfileCallerIdDisabled(ui.getUserHandle())) { |
| if (VERBOSE_LOGGING) { |
| Log.v(TAG, "Enterprise caller-id disabled for user " + ui.id); |
| } |
| return -1; |
| } else { |
| if (VERBOSE_LOGGING) { |
| Log.v(TAG, "Corp user=" + ui.id); |
| } |
| return ui.id; |
| } |
| } |
| } |
| if (VERBOSE_LOGGING) { |
| Log.v(TAG, "Corp user not found."); |
| } |
| return -1; |
| } |
| } |