/*
* Copyright (C) 2015 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 xyz.klinker.blur.launcher3.util;
import android.content.Context;
import android.content.SharedPreferences;
import xyz.klinker.blur.launcher3.FolderInfo;
import xyz.klinker.blur.launcher3.ItemInfo;
import xyz.klinker.blur.launcher3.LauncherAppState;
import xyz.klinker.blur.launcher3.LauncherFiles;
import xyz.klinker.blur.launcher3.LauncherModel;
import xyz.klinker.blur.launcher3.MainThreadExecutor;
import xyz.klinker.blur.R;
import xyz.klinker.blur.launcher3.ShortcutInfo;
import xyz.klinker.blur.launcher3.Utilities;
import xyz.klinker.blur.launcher3.compat.LauncherActivityInfoCompat;
import xyz.klinker.blur.launcher3.shortcuts.ShortcutInfoCompat;
import xyz.klinker.blur.launcher3.compat.UserHandleCompat;
import xyz.klinker.blur.launcher3.compat.UserManagerCompat;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
/**
* Handles addition of app shortcuts for managed profiles.
* Methods of class should only be called on {@link LauncherModel#sWorkerThread}.
*/
public class ManagedProfileHeuristic {
/**
* Maintain a set of packages installed per user.
*/
private static final String INSTALLED_PACKAGES_PREFIX = "installed_packages_for_user_";
private static final String USER_FOLDER_ID_PREFIX = "user_folder_";
/**
* Duration (in milliseconds) for which app shortcuts will be added to work folder.
*/
private static final long AUTO_ADD_TO_FOLDER_DURATION = 8 * 60 * 60 * 1000;
public static ManagedProfileHeuristic get(Context context, UserHandleCompat user) {
if (Utilities.ATLEAST_LOLLIPOP && !UserHandleCompat.myUserHandle().equals(user)) {
return new ManagedProfileHeuristic(context, user);
}
return null;
}
private final Context mContext;
private final LauncherModel mModel;
private final UserHandleCompat mUser;
private ManagedProfileHeuristic(Context context, UserHandleCompat user) {
mContext = context;
mUser = user;
mModel = LauncherAppState.getInstance().getModel();
}
public void processPackageRemoved(String[] packages) {
Preconditions.assertWorkerThread();
ManagedProfilePackageHandler handler = new ManagedProfilePackageHandler();
for (String pkg : packages) {
handler.onPackageRemoved(pkg, mUser);
}
}
public void processPackageAdd(String[] packages) {
Preconditions.assertWorkerThread();
ManagedProfilePackageHandler handler = new ManagedProfilePackageHandler();
for (String pkg : packages) {
handler.onPackageAdded(pkg, mUser);
}
}
public void processUserApps(List<LauncherActivityInfoCompat> apps) {
Preconditions.assertWorkerThread();
new ManagedProfilePackageHandler().processUserApps(apps, mUser);
}
private class ManagedProfilePackageHandler extends CachedPackageTracker {
private ManagedProfilePackageHandler() {
super(mContext, LauncherFiles.MANAGED_USER_PREFERENCES_KEY);
}
protected void onLauncherAppsAdded(
List<LauncherActivityInstallInfo> apps, UserHandleCompat user, boolean userAppsExisted) {
ArrayList<ShortcutInfo> workFolderApps = new ArrayList<>();
ArrayList<ShortcutInfo> homescreenApps = new ArrayList<>();
int count = apps.size();
long folderCreationTime =
mUserManager.getUserCreationTime(user) + AUTO_ADD_TO_FOLDER_DURATION;
for (int i = 0; i < count; i++) {
LauncherActivityInstallInfo info = apps.get(i);
ShortcutInfo si = new ShortcutInfo(info.info, mContext);
((info.installTime <= folderCreationTime) ? workFolderApps : homescreenApps).add(si);
}
finalizeWorkFolder(user, workFolderApps, homescreenApps);
// Do not add shortcuts on the homescreen for the first time. This prevents the launcher
// getting filled with the managed user apps, when it start with a fresh DB (or after
// a very long time).
if (userAppsExisted && !homescreenApps.isEmpty()) {
mModel.addAndBindAddedWorkspaceItems(mContext, homescreenApps);
}
}
@Override
protected void onLauncherPackageRemoved(String packageName, UserHandleCompat user) {
}
/**
* Adds and binds shortcuts marked to be added to the work folder.
*/
private void finalizeWorkFolder(
UserHandleCompat user, final ArrayList<ShortcutInfo> workFolderApps,
ArrayList<ShortcutInfo> homescreenApps) {
if (workFolderApps.isEmpty()) {
return;
}
// Try to get a work folder.
String folderIdKey = USER_FOLDER_ID_PREFIX + mUserManager.getSerialNumberForUser(user);
if (mPrefs.contains(folderIdKey)) {
long folderId = mPrefs.getLong(folderIdKey, 0);
final FolderInfo workFolder = mModel.findFolderById(folderId);
if (workFolder == null || !workFolder.hasOption(FolderInfo.FLAG_WORK_FOLDER)) {
// Could not get a work folder. Add all the icons to homescreen.
homescreenApps.addAll(0, workFolderApps);
return;
}
saveWorkFolderShortcuts(folderId, workFolder.contents.size(), workFolderApps);
// FolderInfo could already be bound. We need to add shortcuts on the UI thread.
new MainThreadExecutor().execute(new Runnable() {
@Override
public void run() {
for (ShortcutInfo info : workFolderApps) {
workFolder.add(info, false);
}
}
});
} else {
// Create a new folder.
final FolderInfo workFolder = new FolderInfo();
workFolder.title = mContext.getText(R.string.work_folder_name);
workFolder.setOption(FolderInfo.FLAG_WORK_FOLDER, true, null);
// Add all shortcuts before adding it to the UI, as an empty folder might get deleted.
for (ShortcutInfo info : workFolderApps) {
workFolder.add(info, false);
}
// Add the item to home screen and DB. This also generates an item id synchronously.
ArrayList<ItemInfo> itemList = new ArrayList<ItemInfo>(1);
itemList.add(workFolder);
mModel.addAndBindAddedWorkspaceItems(mContext, itemList);
mPrefs.edit().putLong(folderIdKey, workFolder.id).apply();
saveWorkFolderShortcuts(workFolder.id, 0, workFolderApps);
}
}
@Override
public void onShortcutsChanged(String packageName, List<ShortcutInfoCompat> shortcuts,
UserHandleCompat user) {
// Do nothing
}
}
/**
* Add work folder shortcuts to the DB.
*/
private void saveWorkFolderShortcuts(
long workFolderId, int startingRank, ArrayList<ShortcutInfo> workFolderApps) {
for (ItemInfo info : workFolderApps) {
info.rank = startingRank++;
LauncherModel.addItemToDatabase(mContext, info, workFolderId, 0, 0, 0);
}
}
/**
* Verifies that entries corresponding to {@param users} exist and removes all invalid entries.
*/
public static void processAllUsers(List<UserHandleCompat> users, Context context) {
if (!Utilities.ATLEAST_LOLLIPOP) {
return;
}
UserManagerCompat userManager = UserManagerCompat.getInstance(context);
HashSet<String> validKeys = new HashSet<String>();
for (UserHandleCompat user : users) {
addAllUserKeys(userManager.getSerialNumberForUser(user), validKeys);
}
SharedPreferences prefs = context.getSharedPreferences(
LauncherFiles.MANAGED_USER_PREFERENCES_KEY,
Context.MODE_PRIVATE);
SharedPreferences.Editor editor = prefs.edit();
for (String key : prefs.getAll().keySet()) {
if (!validKeys.contains(key)) {
editor.remove(key);
}
}
editor.apply();
}
private static void addAllUserKeys(long userSerial, HashSet<String> keysOut) {
keysOut.add(INSTALLED_PACKAGES_PREFIX + userSerial);
keysOut.add(USER_FOLDER_ID_PREFIX + userSerial);
}
/**
* For each user, if a work folder has not been created, mark it such that the folder will
* never get created.
*/
public static void markExistingUsersForNoFolderCreation(Context context) {
UserManagerCompat userManager = UserManagerCompat.getInstance(context);
UserHandleCompat myUser = UserHandleCompat.myUserHandle();
SharedPreferences prefs = null;
for (UserHandleCompat user : userManager.getUserProfiles()) {
if (myUser.equals(user)) {
continue;
}
if (prefs == null) {
prefs = context.getSharedPreferences(
LauncherFiles.MANAGED_USER_PREFERENCES_KEY,
Context.MODE_PRIVATE);
}
String folderIdKey = USER_FOLDER_ID_PREFIX + userManager.getSerialNumberForUser(user);
if (!prefs.contains(folderIdKey)) {
prefs.edit().putLong(folderIdKey, ItemInfo.NO_ID).apply();
}
}
}
}