1 /* 2 * Copyright (C) 2021 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.car.settings.profiles; 18 19 import android.content.Context; 20 import android.content.pm.UserInfo; 21 import android.os.UserHandle; 22 import android.os.UserManager; 23 24 import androidx.annotation.VisibleForTesting; 25 26 import com.android.car.settings.common.ConfirmationDialogFragment; 27 import com.android.car.settings.common.ErrorDialog; 28 import com.android.car.settings.common.FragmentController; 29 30 /** 31 * Consolidates profile removal logic into one handler so we can have consistent logic across 32 * various parts of the Settings app. 33 */ 34 public class RemoveProfileHandler { 35 @VisibleForTesting 36 static final String REMOVE_PROFILE_DIALOG_TAG = "RemoveProfileDialogFragment"; 37 38 private final Context mContext; 39 private final ProfileHelper mProfileHelper; 40 private final UserManager mUserManager; 41 private final FragmentController mFragmentController; 42 43 private UserInfo mUserInfo; 44 45 @VisibleForTesting 46 ConfirmationDialogFragment.ConfirmListener mRemoveConfirmListener; 47 RemoveProfileHandler(Context context, ProfileHelper profileHelper, UserManager userManager, FragmentController fragmentController)48 public RemoveProfileHandler(Context context, ProfileHelper profileHelper, 49 UserManager userManager, FragmentController fragmentController) { 50 mContext = context; 51 mProfileHelper = profileHelper; 52 mUserManager = userManager; 53 mFragmentController = fragmentController; 54 } 55 56 /** 57 * Sets the profile info to be handled for removal 58 * @param userInfo UserInfo of the profile to remove 59 */ setUserInfo(UserInfo userInfo)60 public void setUserInfo(UserInfo userInfo) { 61 mUserInfo = userInfo; 62 63 mRemoveConfirmListener = arguments -> { 64 String profileType = arguments.getString(ProfilesDialogProvider.KEY_PROFILE_TYPE); 65 if (profileType.equals(ProfilesDialogProvider.LAST_ADMIN)) { 66 mFragmentController.launchFragment( 67 ChooseNewAdminFragment.newInstance(userInfo)); 68 } else { 69 int removeProfileResult = mProfileHelper.removeProfile(mContext, mUserInfo); 70 if (removeProfileResult == ProfileHelper.REMOVE_PROFILE_RESULT_SUCCESS) { 71 mFragmentController.goBack(); 72 } else { 73 // If failed, need to show error dialog for users. 74 mFragmentController.showDialog( 75 ErrorDialog.newInstance(mProfileHelper.getErrorMessageForProfileResult( 76 removeProfileResult)), null); 77 } 78 } 79 }; 80 } 81 82 /** 83 * Resets listeners as they can get unregistered with certain configuration changes. 84 */ resetListeners()85 public void resetListeners() { 86 ConfirmationDialogFragment removeProfileDialog = 87 (ConfirmationDialogFragment) mFragmentController.findDialogByTag( 88 REMOVE_PROFILE_DIALOG_TAG); 89 90 ConfirmationDialogFragment.resetListeners( 91 removeProfileDialog, 92 mRemoveConfirmListener, 93 /* rejectListener= */ null, 94 /* neutralListener= */ null); 95 } 96 97 /** 98 * Checks to see if the current active profile can delete the requested profile. 99 * @param userInfo UserInfo of the profile to delete 100 * @return True if the profile can be deleted by the current active profile. False otherwise. 101 */ canRemoveProfile(UserInfo userInfo)102 public boolean canRemoveProfile(UserInfo userInfo) { 103 return !mUserManager.hasUserRestriction(UserManager.DISALLOW_REMOVE_USER) 104 && userInfo.id != UserHandle.USER_SYSTEM 105 && !mUserManager.isDemoUser(); 106 } 107 108 /** 109 * Show the remove profile confirmation dialog. This will handle edge cases such as removing 110 * the last profile or removing the last admin profile. 111 */ showConfirmRemoveProfileDialog()112 public void showConfirmRemoveProfileDialog() { 113 boolean isLastProfile = mProfileHelper.getAllPersistentProfiles().size() == 1; 114 boolean isLastAdmin = mUserInfo.isAdmin() 115 && mProfileHelper.getAllAdminProfiles().size() == 1; 116 117 ConfirmationDialogFragment dialogFragment; 118 119 if (isLastProfile) { 120 dialogFragment = ProfilesDialogProvider.getConfirmRemoveLastProfileDialogFragment( 121 mContext, mRemoveConfirmListener, /* rejectListener= */ null); 122 } else if (isLastAdmin) { 123 dialogFragment = ProfilesDialogProvider.getConfirmRemoveLastAdminDialogFragment( 124 mContext, mRemoveConfirmListener, /* rejectListener= */ null); 125 } else { 126 dialogFragment = ProfilesDialogProvider.getConfirmRemoveProfileDialogFragment(mContext, 127 mRemoveConfirmListener, /* rejectListener= */ null); 128 } 129 mFragmentController.showDialog(dialogFragment, REMOVE_PROFILE_DIALOG_TAG); 130 } 131 132 } 133