Line data    Source code

       1             : // Copyright (C) 2013 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.group;
      16             : 
      17             : import com.google.common.base.Strings;
      18             : import com.google.common.collect.Sets;
      19             : import com.google.gerrit.entities.Account;
      20             : import com.google.gerrit.entities.AccountGroup;
      21             : import com.google.gerrit.entities.GroupDescription;
      22             : import com.google.gerrit.exceptions.NoSuchGroupException;
      23             : import com.google.gerrit.extensions.restapi.AuthException;
      24             : import com.google.gerrit.extensions.restapi.MethodNotAllowedException;
      25             : import com.google.gerrit.extensions.restapi.ResourceNotFoundException;
      26             : import com.google.gerrit.extensions.restapi.Response;
      27             : import com.google.gerrit.extensions.restapi.RestModifyView;
      28             : import com.google.gerrit.extensions.restapi.UnprocessableEntityException;
      29             : import com.google.gerrit.server.UserInitiated;
      30             : import com.google.gerrit.server.account.AccountResolver;
      31             : import com.google.gerrit.server.account.GroupControl;
      32             : import com.google.gerrit.server.group.GroupResource;
      33             : import com.google.gerrit.server.group.MemberResource;
      34             : import com.google.gerrit.server.group.db.GroupDelta;
      35             : import com.google.gerrit.server.group.db.GroupsUpdate;
      36             : import com.google.gerrit.server.restapi.group.AddMembers.Input;
      37             : import com.google.inject.Inject;
      38             : import com.google.inject.Provider;
      39             : import com.google.inject.Singleton;
      40             : import java.io.IOException;
      41             : import java.util.HashSet;
      42             : import java.util.Set;
      43             : import org.eclipse.jgit.errors.ConfigInvalidException;
      44             : 
      45             : @Singleton
      46             : public class DeleteMembers implements RestModifyView<GroupResource, Input> {
      47             :   private final AccountResolver accountResolver;
      48             :   private final Provider<GroupsUpdate> groupsUpdateProvider;
      49             : 
      50             :   @Inject
      51             :   DeleteMembers(
      52         146 :       AccountResolver accountResolver, @UserInitiated Provider<GroupsUpdate> groupsUpdateProvider) {
      53         146 :     this.accountResolver = accountResolver;
      54         146 :     this.groupsUpdateProvider = groupsUpdateProvider;
      55         146 :   }
      56             : 
      57             :   @Override
      58             :   public Response<?> apply(GroupResource resource, Input input)
      59             :       throws AuthException, NotInternalGroupException, UnprocessableEntityException, IOException,
      60             :           ConfigInvalidException, ResourceNotFoundException {
      61           6 :     GroupDescription.Internal internalGroup =
      62           6 :         resource.asInternalGroup().orElseThrow(NotInternalGroupException::new);
      63           6 :     input = Input.init(input);
      64             : 
      65           6 :     final GroupControl control = resource.getControl();
      66           6 :     if (!control.canRemoveMember()) {
      67           0 :       throw new AuthException("Cannot delete members from group " + internalGroup.getName());
      68             :     }
      69             : 
      70           6 :     Set<Account.Id> membersToRemove = new HashSet<>();
      71           6 :     for (String nameOrEmail : input.members) {
      72           6 :       if (Strings.isNullOrEmpty(nameOrEmail)) {
      73           1 :         continue;
      74             :       }
      75           6 :       membersToRemove.add(accountResolver.resolve(nameOrEmail).asUnique().account().id());
      76           6 :     }
      77           6 :     AccountGroup.UUID groupUuid = internalGroup.getGroupUUID();
      78             :     try {
      79           6 :       removeGroupMembers(groupUuid, membersToRemove);
      80           0 :     } catch (NoSuchGroupException e) {
      81           0 :       throw new ResourceNotFoundException(String.format("Group %s not found", groupUuid), e);
      82           6 :     }
      83             : 
      84           6 :     return Response.none();
      85             :   }
      86             : 
      87             :   private void removeGroupMembers(AccountGroup.UUID groupUuid, Set<Account.Id> accountIds)
      88             :       throws IOException, NoSuchGroupException, ConfigInvalidException {
      89             :     GroupDelta groupDelta =
      90           6 :         GroupDelta.builder()
      91           6 :             .setMemberModification(memberIds -> Sets.difference(memberIds, accountIds))
      92           6 :             .build();
      93           6 :     groupsUpdateProvider.get().updateGroup(groupUuid, groupDelta);
      94           6 :   }
      95             : 
      96             :   @Singleton
      97             :   public static class DeleteMember implements RestModifyView<MemberResource, Input> {
      98             : 
      99             :     private final Provider<DeleteMembers> delete;
     100             : 
     101             :     @Inject
     102         138 :     public DeleteMember(Provider<DeleteMembers> delete) {
     103         138 :       this.delete = delete;
     104         138 :     }
     105             : 
     106             :     @Override
     107             :     public Response<?> apply(MemberResource resource, Input input)
     108             :         throws AuthException, MethodNotAllowedException, UnprocessableEntityException, IOException,
     109             :             ConfigInvalidException, ResourceNotFoundException {
     110           1 :       AddMembers.Input in = new AddMembers.Input();
     111           1 :       in._oneMember = resource.getMember().getAccountId().toString();
     112           1 :       return delete.get().apply(resource, in);
     113             :     }
     114             :   }
     115             : }