1 /* 2 * 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.users; 18 19 import android.content.Context; 20 import android.content.pm.PackageManager; 21 import android.os.Bundle; 22 import android.os.UserHandle; 23 import android.os.UserManager; 24 25 import androidx.preference.Preference; 26 27 import com.android.settings.R; 28 import com.android.settings.core.TogglePreferenceController; 29 import com.android.settingslib.RestrictedLockUtils; 30 import com.android.settingslib.RestrictedLockUtilsInternal; 31 import com.android.settingslib.RestrictedSwitchPreference; 32 33 /** 34 * Controls the preference on the user settings screen which determines whether the guest user 35 * should have access to telephony or not. 36 */ 37 public class GuestTelephonyPreferenceController extends TogglePreferenceController { 38 39 private final UserManager mUserManager; 40 private final UserCapabilities mUserCaps; 41 GuestTelephonyPreferenceController(Context context, String preferenceKey)42 public GuestTelephonyPreferenceController(Context context, String preferenceKey) { 43 super(context, preferenceKey); 44 mUserManager = context.getSystemService(UserManager.class); 45 mUserCaps = UserCapabilities.create(context); 46 } 47 48 @Override getAvailabilityStatus()49 public int getAvailabilityStatus() { 50 if (!mContext.getPackageManager().hasSystemFeature(PackageManager.FEATURE_TELEPHONY) 51 || UserManager.isHeadlessSystemUserMode()) { 52 return DISABLED_FOR_USER; 53 } 54 if (android.multiuser.Flags.newMultiuserSettingsUx()) { 55 if (!mUserCaps.isAdmin()) { 56 return DISABLED_FOR_USER; 57 } 58 return AVAILABLE; 59 } else { 60 if (!mUserCaps.isAdmin() || !mUserCaps.mCanAddGuest) { 61 return DISABLED_FOR_USER; 62 } else { 63 return mUserCaps.mUserSwitcherEnabled ? AVAILABLE : CONDITIONALLY_UNAVAILABLE; 64 } 65 } 66 } 67 68 @Override isChecked()69 public boolean isChecked() { 70 return !mUserManager.getDefaultGuestRestrictions() 71 .getBoolean(UserManager.DISALLOW_OUTGOING_CALLS, false); 72 } 73 74 @Override setChecked(boolean isChecked)75 public boolean setChecked(boolean isChecked) { 76 Bundle guestRestrictions = mUserManager.getDefaultGuestRestrictions(); 77 guestRestrictions.putBoolean(UserManager.DISALLOW_SMS, true); 78 guestRestrictions.putBoolean(UserManager.DISALLOW_OUTGOING_CALLS, !isChecked); 79 mUserManager.setDefaultGuestRestrictions(guestRestrictions); 80 return true; 81 } 82 83 @Override getSliceHighlightMenuRes()84 public int getSliceHighlightMenuRes() { 85 return R.string.menu_key_system; 86 } 87 88 @Override updateState(Preference preference)89 public void updateState(Preference preference) { 90 super.updateState(preference); 91 mUserCaps.updateAddUserCapabilities(mContext); 92 final RestrictedSwitchPreference restrictedSwitchPreference = 93 (RestrictedSwitchPreference) preference; 94 restrictedSwitchPreference.setChecked(isChecked()); 95 if (!isAvailable()) { 96 restrictedSwitchPreference.setVisible(false); 97 } else { 98 if (android.multiuser.Flags.newMultiuserSettingsUx()) { 99 restrictedSwitchPreference.setVisible(true); 100 final RestrictedLockUtils.EnforcedAdmin disallowRemoveUserAdmin = 101 RestrictedLockUtilsInternal.checkIfRestrictionEnforced(mContext, 102 UserManager.DISALLOW_REMOVE_USER, UserHandle.myUserId()); 103 if (disallowRemoveUserAdmin != null) { 104 restrictedSwitchPreference.setDisabledByAdmin(disallowRemoveUserAdmin); 105 } else if (mUserCaps.mDisallowAddUserSetByAdmin) { 106 restrictedSwitchPreference.setDisabledByAdmin(mUserCaps.mEnforcedAdmin); 107 } else if (mUserCaps.mDisallowAddUser) { 108 // Adding user is restricted by system 109 restrictedSwitchPreference.setVisible(false); 110 } 111 } else { 112 restrictedSwitchPreference.setDisabledByAdmin( 113 mUserCaps.disallowAddUser() ? mUserCaps.getEnforcedAdmin() : null); 114 restrictedSwitchPreference.setVisible(mUserCaps.mUserSwitcherEnabled 115 && isAvailable()); 116 } 117 } 118 } 119 } 120