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      1 /*
      2  * Copyright (C) 2016 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 package com.android.settings.accounts;
     17 
     18 import android.annotation.UserIdInt;
     19 import android.content.Context;
     20 import com.android.settings.AccessiblePreferenceCategory;
     21 import com.android.settingslib.RestrictedLockUtils;
     22 import com.android.settingslib.RestrictedPreference;
     23 import java.util.ArrayList;
     24 
     25 public class AccountRestrictionHelper {
     26 
     27     private final Context mContext;
     28 
     29     public AccountRestrictionHelper(Context context) {
     30         mContext = context;
     31     }
     32 
     33     /**
     34      * Configure the UI of the preference by checking user restriction.
     35      * @param preference The preference we are configuring.
     36      * @param userRestriction The user restriction related to the preference.
     37      * @param userId The user that we retrieve user restriction of.
     38      */
     39     public void enforceRestrictionOnPreference(RestrictedPreference preference,
     40         String userRestriction, @UserIdInt int userId) {
     41         if (preference == null) {
     42             return;
     43         }
     44         if (hasBaseUserRestriction(userRestriction, userId)) {
     45             preference.setEnabled(false);
     46         } else {
     47             preference.checkRestrictionAndSetDisabled(userRestriction, userId);
     48         }
     49     }
     50 
     51     public boolean hasBaseUserRestriction(String userRestriction, @UserIdInt int userId) {
     52         return RestrictedLockUtils.hasBaseUserRestriction(mContext, userRestriction, userId);
     53     }
     54 
     55     public AccessiblePreferenceCategory createAccessiblePreferenceCategory(Context context) {
     56         return new AccessiblePreferenceCategory(context);
     57     }
     58 
     59     /**
     60      * Checks if the account should be shown based on the required authorities for the account type
     61      * @param authorities given authority that is passed as activity extra
     62      * @param auths list of authorities for particular account type
     63      * @return true if the activity has the required authority to show the account
     64      */
     65     public static boolean showAccount(String[] authorities, ArrayList<String> auths) {
     66         boolean showAccount = true;
     67         if (authorities != null && auths != null) {
     68             showAccount = false;
     69             for (String requestedAuthority : authorities) {
     70                 if (auths.contains(requestedAuthority)) {
     71                     return true;
     72                 }
     73             }
     74         }
     75         return showAccount;
     76     }
     77 }
     78