[core] Workaround for lenovo (motorola) app clone (#1458)

Co-authored-by: 南宫雪珊 <vvb2060@gmail.com>

core/src/main/java/org/lsposed/lspd/service/PackageService.java

@@ -39,6 +39,7 @@ import android.content.pm.VersionedPackage;
 import android.os.Build;
 import android.os.Bundle;
 import android.os.IBinder;
+import android.os.Parcel;
 import android.os.RemoteException;
 import android.os.ServiceManager;
 import android.os.SystemProperties;
@@ -132,7 +133,8 @@ public class PackageService {
         IPackageManager pm = getPackageManager();
         if (pm == null) return ParceledListSlice.emptyList();
         for (var user : UserService.getUsers()) {
-            res.addAll(pm.getInstalledPackages(flags, user.id).getList());
+            // in case duplicate pkginfo in one user
+            res.addAll(pm.getInstalledPackages(flags, user.id).getList().parallelStream().distinct().collect(Collectors.toList()));
         }
         if (filterNoProcess) {
             return new ParceledListSlice<>(res.parallelStream().filter(packageInfo -> {

core/src/main/java/org/lsposed/lspd/service/UserService.java

@@ -29,6 +29,8 @@ import android.os.RemoteException;
 import android.os.ServiceManager;
 import android.util.Log;
 
+import org.lsposed.lspd.util.Utils;
+
 import java.util.LinkedList;
 import java.util.List;
 
@@ -72,6 +74,19 @@ public class UserService {
                 users = um.getUsers(true, true, true);
             }
         }
+        if (Utils.isLENOVO) { // lenovo hides user [900, 910) for app cloning
+            var gotUsers = new boolean[10];
+            for (var user : users) {
+                var residual = user.id - 900;
+                if (residual >= 0 && residual < 10) gotUsers[residual] = true;
+            }
+            for (int i = 900; i <= 909; i++) {
+                var user = um.getUserInfo(i);
+                if (user != null && !gotUsers[i - 900]) {
+                    users.add(user);
+                }
+            }
+        }
         return users;
     }
 

core/src/main/java/org/lsposed/lspd/util/Utils.java

@@ -34,6 +34,7 @@ public class Utils {
 
     public static final String LOG_TAG = "LSPosed";
     public static final boolean isMIUI = !TextUtils.isEmpty(SystemProperties.get("ro.miui.ui.version.name"));
+    public static final boolean isLENOVO = !TextUtils.isEmpty(SystemProperties.get("ro.lenovo.region"));
 
     public static void logD(Object msg) {
         if (BuildConfig.DEBUG)

hiddenapi-stubs/src/main/java/android/os/IUserManager.java

@@ -17,6 +17,8 @@ public interface IUserManager extends IInterface {
     List<UserInfo> getUsers(boolean excludePartial, boolean excludeDying, boolean excludePreCreated)
             throws RemoteException;
 
+    UserInfo getUserInfo(int userHandle);
+
     UserInfo getProfileParent(int userId) throws RemoteException;
 
     boolean isUserUnlockingOrUnlocked(int userId) throws RemoteException;