1 /*
<lambda>null2  * Copyright (C) 2022 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.spa.app.specialaccess
18 
19 import android.Manifest
20 import android.app.AppGlobals
21 import android.app.AppOpsManager
22 import android.app.AppOpsManager.MODE_DEFAULT
23 import android.content.Context
24 import android.content.pm.ApplicationInfo
25 import android.os.UserManager
26 import androidx.compose.runtime.Composable
27 import com.android.settings.R
28 import com.android.settingslib.spa.lifecycle.collectAsCallbackWithLifecycle
29 import com.android.settingslib.spaprivileged.model.app.AppOps
30 import com.android.settingslib.spaprivileged.model.app.AppOpsController
31 import com.android.settingslib.spaprivileged.model.app.AppRecord
32 import com.android.settingslib.spaprivileged.model.app.userId
33 import com.android.settingslib.spaprivileged.template.app.TogglePermissionAppListModel
34 import com.android.settingslib.spaprivileged.template.app.TogglePermissionAppListProvider
35 import kotlinx.coroutines.flow.Flow
36 import kotlinx.coroutines.flow.combine
37 import kotlinx.coroutines.flow.map
38 
39 object InstallUnknownAppsListProvider : TogglePermissionAppListProvider {
40     override val permissionType = "InstallUnknownApps"
41     override fun createModel(context: Context) = InstallUnknownAppsListModel(context)
42 }
43 
44 data class InstallUnknownAppsRecord(
45     override val app: ApplicationInfo,
46     val appOpsController: AppOpsController,
47 ) : AppRecord
48 
49 class InstallUnknownAppsListModel(private val context: Context) :
50     TogglePermissionAppListModel<InstallUnknownAppsRecord> {
51     override val pageTitleResId = com.android.settingslib.R.string.install_other_apps
52     override val switchTitleResId = R.string.external_source_switch_title
53     override val footerResId = R.string.install_all_warning
54     override val switchRestrictionKeys =
55         listOf(
56             UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES,
57             UserManager.DISALLOW_INSTALL_UNKNOWN_SOURCES_GLOBALLY,
58         )
59     override val enhancedConfirmationKey: String = AppOpsManager.OPSTR_REQUEST_INSTALL_PACKAGES
60 
transformItemnull61     override fun transformItem(app: ApplicationInfo) =
62         InstallUnknownAppsRecord(
63             app = app,
64             appOpsController = AppOpsController(context = context, app = app, appOps = APP_OPS),
65         )
66 
67     override fun filter(
68         userIdFlow: Flow<Int>,
69         recordListFlow: Flow<List<InstallUnknownAppsRecord>>,
70     ) =
71         userIdFlow.map(::getPotentialPackageNames).combine(recordListFlow) {
72             potentialPackageNames,
73             recordList ->
74             recordList.filter { record -> isChangeable(record, potentialPackageNames) }
75         }
76 
77     @Composable
isAllowednull78     override fun isAllowed(record: InstallUnknownAppsRecord) =
79         record.appOpsController.isAllowed.collectAsCallbackWithLifecycle()
80 
81     override fun isChangeable(record: InstallUnknownAppsRecord) =
82         isChangeable(record, getPotentialPackageNames(record.app.userId))
83 
84     override fun setAllowed(record: InstallUnknownAppsRecord, newAllowed: Boolean) {
85         record.appOpsController.setAllowed(newAllowed)
86     }
87 
88     companion object {
89         private val APP_OPS = AppOps(AppOpsManager.OP_REQUEST_INSTALL_PACKAGES)
90 
isChangeablenull91         private fun isChangeable(
92             record: InstallUnknownAppsRecord,
93             potentialPackageNames: Set<String>,
94         ) = record.appOpsController.getMode() != MODE_DEFAULT ||
95             record.app.packageName in potentialPackageNames
96 
97         private fun getPotentialPackageNames(userId: Int): Set<String> =
98             AppGlobals.getPackageManager()
99                 .getAppOpPermissionPackages(Manifest.permission.REQUEST_INSTALL_PACKAGES, userId)
100                 .toSet()
101     }
102 }
103