| /* |
| * Copyright (C) 2020 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.permissioncontroller.permission.data |
| |
| import android.content.pm.PackageManager |
| import com.android.permissioncontroller.PermissionControllerApplication |
| import com.android.permissioncontroller.permission.utils.Utils |
| import kotlinx.coroutines.Job |
| |
| /** |
| * LiveData for a map of background permission name -> list of foreground permission names for every |
| * installed, runtime permission in every platform permission group. This LiveData's value is |
| * static, since the background/foreground permission relationships are defined by the system. |
| */ |
| object ForegroundPermNamesLiveData : SmartAsyncMediatorLiveData<Map<String, List<String>>>(true) { |
| private val app = PermissionControllerApplication.get() |
| |
| // Since the value will be static, initialize the value upon creating the LiveData. |
| init { |
| onUpdate() |
| } |
| |
| override suspend fun loadDataAndPostValue(job: Job) { |
| val systemGroups = Utils.getPlatformPermissionGroups() |
| val permMap = mutableMapOf<String, MutableList<String>>() |
| for (groupName in systemGroups) { |
| val permInfos = try { |
| Utils.getInstalledRuntimePermissionInfosForGroup(app.packageManager, groupName) |
| } catch (e: PackageManager.NameNotFoundException) { |
| continue |
| } |
| for (permInfo in permInfos) { |
| val backgroundPerm: String? = permInfo.backgroundPermission |
| if (backgroundPerm != null) { |
| val foregroundPerms = permMap.getOrPut(backgroundPerm) { mutableListOf() } |
| foregroundPerms.add(permInfo.name) |
| } |
| } |
| } |
| postValue(permMap) |
| } |
| } |