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   1 /*
   2  * SonarQube
   3  * Copyright (C) 2009-2016 SonarSource SA
   4  * mailto:contact AT sonarsource DOT com
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 3 of the License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public License
  17  * along with this program; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  19  */
  20 package org.sonar.server.permission.ws;
  21
  22 import com.google.common.base.Function;
  23 import com.google.common.base.Optional;
  24 import com.google.common.collect.Collections2;
  25 import com.google.common.collect.Lists;
  26 import com.google.common.collect.Table;
  27 import com.google.common.collect.TreeBasedTable;
  28 import java.util.Collection;
  29 import java.util.List;
  30 import javax.annotation.Nonnull;
  31 import javax.annotation.Nullable;
  32 import org.apache.ibatis.session.ResultContext;
  33 import org.apache.ibatis.session.ResultHandler;
  34 import org.sonar.api.resources.ResourceTypes;
  35 import org.sonar.api.utils.Paging;
  36 import org.sonar.db.DbClient;
  37 import org.sonar.db.DbSession;
  38 import org.sonar.db.component.ComponentDto;
  39 import org.sonar.db.permission.CountByProjectAndPermissionDto;
  40 import org.sonarqube.ws.client.permission.SearchProjectPermissionsWsRequest;
  41
  42 import static java.util.Collections.singleton;
  43 import static java.util.Collections.singletonList;
  44 import static org.sonar.api.utils.Paging.forPageIndex;
  45 import static org.sonar.server.component.ResourceTypeFunctions.RESOURCE_TYPE_TO_QUALIFIER;
  46 import static org.sonar.server.permission.ws.SearchProjectPermissionsData.newBuilder;
  47 import static org.sonar.server.permission.ws.WsProjectRef.newOptionalWsProjectRef;
  48
  49 public class SearchProjectPermissionsDataLoader {
  50   private final DbClient dbClient;
  51   private final PermissionDependenciesFinder finder;
  52   private final Collection<String> rootQualifiers;
  53
  54   public SearchProjectPermissionsDataLoader(DbClient dbClient, PermissionDependenciesFinder finder, ResourceTypes resourceTypes) {
  55     this.dbClient = dbClient;
  56     this.finder = finder;
  57     this.rootQualifiers = Collections2.transform(resourceTypes.getRoots(), RESOURCE_TYPE_TO_QUALIFIER);
  58   }
  59
  60   SearchProjectPermissionsData load(SearchProjectPermissionsWsRequest request) {
  61     DbSession dbSession = dbClient.openSession(false);
  62     try {
  63       SearchProjectPermissionsData.Builder data = newBuilder();
  64       int countRootComponents = countRootComponents(dbSession, qualifiers(request.getQualifier()), request);
  65       List<ComponentDto> rootComponents = searchRootComponents(dbSession, request, paging(request, countRootComponents));
  66       List<Long> rootComponentIds = Lists.transform(rootComponents, ComponentToIdFunction.INSTANCE);
  67
  68       data.rootComponents(rootComponents)
  69         .paging(paging(request, countRootComponents))
  70         .userCountByProjectIdAndPermission(userCountByRootComponentIdAndPermission(dbSession, rootComponentIds))
  71         .groupCountByProjectIdAndPermission(groupCountByRootComponentIdAndPermission(dbSession, rootComponentIds));
  72
  73       return data.build();
  74     } finally {
  75       dbClient.closeSession(dbSession);
  76     }
  77   }
  78
  79   private static Paging paging(SearchProjectPermissionsWsRequest request, int total) {
  80     return forPageIndex(request.getPage())
  81       .withPageSize(request.getPageSize())
  82       .andTotal(total);
  83   }
  84
  85   private int countRootComponents(DbSession dbSession, Collection<String> qualifiers, SearchProjectPermissionsWsRequest request) {
  86     return dbClient.componentDao().countRootComponents(dbSession, qualifiers, request.getQuery());
  87   }
  88
  89   private List<ComponentDto> searchRootComponents(DbSession dbSession, SearchProjectPermissionsWsRequest request, Paging paging) {
  90     String query = request.getQuery();
  91     Optional<WsProjectRef> project = newOptionalWsProjectRef(request.getProjectId(), request.getProjectKey());
  92
  93     if (project.isPresent()) {
  94       return singletonList(finder.getRootComponentOrModule(dbSession, project.get()));
  95     }
  96
  97     return dbClient.componentDao().selectComponents(dbSession, qualifiers(request.getQualifier()), paging.offset(), paging.pageSize(), query);
  98   }
  99
 100   private Collection<String> qualifiers(@Nullable String requestQualifier) {
 101     return requestQualifier == null
 102       ? rootQualifiers
 103       : singleton(requestQualifier);
 104   }
 105
 106   private Table<Long, String, Integer> userCountByRootComponentIdAndPermission(DbSession dbSession, List<Long> rootComponentIds) {
 107     final Table<Long, String, Integer> userCountByRootComponentIdAndPermission = TreeBasedTable.create();
 108
 109     dbClient.permissionDao().usersCountByComponentIdAndPermission(dbSession, rootComponentIds, new ResultHandler() {
 110       @Override
 111       public void handleResult(ResultContext context) {
 112         CountByProjectAndPermissionDto row = (CountByProjectAndPermissionDto) context.getResultObject();
 113         userCountByRootComponentIdAndPermission.put(row.getComponentId(), row.getPermission(), row.getCount());
 114       }
 115     });
 116
 117     return userCountByRootComponentIdAndPermission;
 118   }
 119
 120   private Table<Long, String, Integer> groupCountByRootComponentIdAndPermission(DbSession dbSession, List<Long> rootComponentIds) {
 121     final Table<Long, String, Integer> userCountByRootComponentIdAndPermission = TreeBasedTable.create();
 122
 123     dbClient.permissionDao().groupsCountByComponentIdAndPermission(dbSession, rootComponentIds, new ResultHandler() {
 124       @Override
 125       public void handleResult(ResultContext context) {
 126         CountByProjectAndPermissionDto row = (CountByProjectAndPermissionDto) context.getResultObject();
 127         userCountByRootComponentIdAndPermission.put(row.getComponentId(), row.getPermission(), row.getCount());
 128       }
 129     });
 130
 131     return userCountByRootComponentIdAndPermission;
 132   }
 133
 134   private enum ComponentToIdFunction implements Function<ComponentDto, Long> {
 135     INSTANCE;
 136
 137     @Override
 138     public Long apply(@Nonnull ComponentDto component) {
 139       return component.getId();
 140     }
 141   }
 142 }