Line data    Source code

       1             : // Copyright (C) 2014 The Android Open Source Project
       2             : //
       3             : // Licensed under the Apache License, Version 2.0 (the "License");
       4             : // you may not use this file except in compliance with the License.
       5             : // You may obtain a copy of the License at
       6             : //
       7             : // http://www.apache.org/licenses/LICENSE-2.0
       8             : //
       9             : // Unless required by applicable law or agreed to in writing, software
      10             : // distributed under the License is distributed on an "AS IS" BASIS,
      11             : // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      12             : // See the License for the specific language governing permissions and
      13             : // limitations under the License.
      14             : 
      15             : package com.google.gerrit.server.restapi.config;
      16             : 
      17             : import static com.google.gerrit.server.config.ConfigUtil.skipField;
      18             : 
      19             : import com.google.common.flogger.FluentLogger;
      20             : import com.google.gerrit.common.data.GlobalCapability;
      21             : import com.google.gerrit.extensions.annotations.RequiresCapability;
      22             : import com.google.gerrit.extensions.client.GeneralPreferencesInfo;
      23             : import com.google.gerrit.extensions.restapi.BadRequestException;
      24             : import com.google.gerrit.extensions.restapi.Response;
      25             : import com.google.gerrit.extensions.restapi.RestModifyView;
      26             : import com.google.gerrit.server.account.StoredPreferences;
      27             : import com.google.gerrit.server.config.AllUsersName;
      28             : import com.google.gerrit.server.config.ConfigResource;
      29             : import com.google.gerrit.server.git.meta.MetaDataUpdate;
      30             : import com.google.inject.Inject;
      31             : import com.google.inject.Provider;
      32             : import com.google.inject.Singleton;
      33             : import java.io.IOException;
      34             : import java.lang.reflect.Field;
      35             : import org.eclipse.jgit.errors.ConfigInvalidException;
      36             : 
      37             : @RequiresCapability(GlobalCapability.ADMINISTRATE_SERVER)
      38             : @Singleton
      39             : public class SetPreferences implements RestModifyView<ConfigResource, GeneralPreferencesInfo> {
      40         149 :   private static final FluentLogger logger = FluentLogger.forEnclosingClass();
      41             : 
      42             :   private final Provider<MetaDataUpdate.User> metaDataUpdateFactory;
      43             :   private final AllUsersName allUsersName;
      44             : 
      45             :   @Inject
      46         149 :   SetPreferences(Provider<MetaDataUpdate.User> metaDataUpdateFactory, AllUsersName allUsersName) {
      47         149 :     this.metaDataUpdateFactory = metaDataUpdateFactory;
      48         149 :     this.allUsersName = allUsersName;
      49         149 :   }
      50             : 
      51             :   @Override
      52             :   public Response<GeneralPreferencesInfo> apply(ConfigResource rsrc, GeneralPreferencesInfo input)
      53             :       throws BadRequestException, IOException, ConfigInvalidException {
      54           3 :     if (!hasSetFields(input)) {
      55           1 :       throw new BadRequestException("unsupported option");
      56             :     }
      57           2 :     StoredPreferences.validateMy(input.my);
      58           2 :     try (MetaDataUpdate md = metaDataUpdateFactory.get().create(allUsersName)) {
      59           2 :       GeneralPreferencesInfo updatedPrefs =
      60           2 :           StoredPreferences.updateDefaultGeneralPreferences(md, input);
      61           2 :       return Response.ok(updatedPrefs);
      62             :     }
      63             :   }
      64             : 
      65             :   private static boolean hasSetFields(GeneralPreferencesInfo in) {
      66             :     try {
      67           3 :       for (Field field : in.getClass().getDeclaredFields()) {
      68           3 :         if (skipField(field)) {
      69           3 :           continue;
      70             :         }
      71           3 :         if (field.get(in) != null) {
      72           2 :           return true;
      73             :         }
      74             :       }
      75           0 :     } catch (IllegalAccessException e) {
      76           0 :       logger.atSevere().withCause(e).log("Unable to verify input");
      77           1 :     }
      78           1 :     return false;
      79             :   }
      80             : }