openecomp-be/lib/openecomp-item-permissions-lib/openecomp-item-permissions-impl/src/main/java/org/openecomp/sdc/itempermissions/impl/PermissionsRulesImpl.java

   1 /*
   2  * Copyright © 2016-2018 European Support Limited
   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 org.openecomp.sdc.itempermissions.impl;
  17
  18 import static org.openecomp.sdc.itempermissions.errors.PermissionsErrorMessages.INVALID_ACTION_TYPE;
  19 import static org.openecomp.sdc.itempermissions.errors.PermissionsErrorMessages.INVALID_PERMISSION_TYPE;
  20
  21 import java.util.Collections;
  22 import java.util.HashSet;
  23 import java.util.Set;
  24 import org.apache.commons.collections.CollectionUtils;
  25 import org.openecomp.sdc.common.errors.CoreException;
  26 import org.openecomp.sdc.itempermissions.PermissionsRules;
  27 import org.openecomp.sdc.itempermissions.PermissionsServices;
  28 import org.openecomp.sdc.itempermissions.PermissionsServicesFactory;
  29 import org.openecomp.sdc.itempermissions.errors.PermissionsErrorMessagesBuilder;
  30 import org.openecomp.sdc.itempermissions.impl.types.PermissionActionTypes;
  31 import org.openecomp.sdc.itempermissions.impl.types.PermissionTypes;
  32
  33 /**
  34  * Created by ayalaben on 6/26/2017.
  35  */
  36 public class PermissionsRulesImpl implements PermissionsRules {
  37
  38     @Override
  39     public boolean isAllowed(String permission, String action) {
  40         if (permission == null) {
  41             return false;
  42         }
  43         try {
  44             PermissionTypes.valueOf(permission);
  45         } catch (IllegalArgumentException ex) {
  46             throw new CoreException(new PermissionsErrorMessagesBuilder(INVALID_PERMISSION_TYPE).build());
  47         }
  48         try {
  49             switch (PermissionActionTypes.valueOf(action)) {
  50                 case Create_Item:
  51                     return true;
  52                 case Edit_Item:
  53                 case Commit_Item:
  54                 case Delete_Item:
  55                 case Submit_Item:
  56                     if (permission.equals(PermissionTypes.Contributor.name()) || permission.equals(PermissionTypes.Owner.name())) {
  57                         return true;
  58                     }
  59                     break;
  60                 case Change_Item_Permissions:
  61                     if (permission.equals(PermissionTypes.Owner.name())) {
  62                         return true;
  63                     }
  64                     break;
  65                 default:
  66                     return false;
  67             }
  68         } catch (IllegalArgumentException ex) {
  69             throw new CoreException(new PermissionsErrorMessagesBuilder(INVALID_ACTION_TYPE).build());
  70         }
  71         return false;
  72     }
  73
  74     @Override
  75     public void executeAction(String itemId, String userId, String action) {
  76         try {
  77             switch (PermissionActionTypes.valueOf(action)) {
  78                 case Create_Item:
  79                     caseCreateItem(userId, itemId);
  80                     break;
  81                 case Change_Item_Permissions:
  82                     break;
  83                 case Edit_Item:
  84                     break;
  85                 case Submit_Item:
  86                     break;
  87                 default:
  88             }
  89         } catch (IllegalArgumentException ex) {
  90             throw new CoreException(new PermissionsErrorMessagesBuilder(INVALID_ACTION_TYPE).build());
  91         }
  92     }
  93
  94     @Override
  95     public void updatePermission(String itemId, String currentUserId, String permission, Set<String> addedUsersIds, Set<String> removedUsersIds) {
  96         try {
  97             PermissionTypes.valueOf(permission);
  98         } catch (IllegalArgumentException ex) {
  99             throw new CoreException(new PermissionsErrorMessagesBuilder(INVALID_PERMISSION_TYPE).build());
 100         }
 101         if (isOwnerAdded(permission, addedUsersIds)) {
 102             handleCurrentOwner(itemId, currentUserId);
 103         }
 104     }
 105
 106     private boolean isOwnerAdded(String permission, Set<String> addedUsersIds) {
 107         return permission.equals(PermissionTypes.Owner.name()) && CollectionUtils.isNotEmpty(addedUsersIds);
 108     }
 109
 110     private void handleCurrentOwner(String itemId, String currentUserId) {
 111         PermissionsServices permissionsServices = PermissionsServicesFactory.getInstance().createInterface();
 112         if (!permissionsServices.getUserItemPermission(itemId, currentUserId).isPresent()) {
 113             return; // no current owner - first owner addition
 114         }
 115         Set<String> currentUserSet = Collections.singleton(currentUserId);
 116         permissionsServices.updateItemPermissions(itemId, PermissionTypes.Contributor.name(), currentUserSet, new HashSet<>());
 117         permissionsServices.updateItemPermissions(itemId, PermissionTypes.Owner.name(), new HashSet<>(), currentUserSet);
 118     }
 119
 120     private void caseCreateItem(String userId, String itemId) {
 121         HashSet<String> ownerId = new HashSet<>();
 122         ownerId.add(userId);
 123         PermissionsServicesFactory.getInstance().createInterface()
 124             .updateItemPermissions(itemId, PermissionTypes.Owner.name(), ownerId, new HashSet<>());
 125     }
 126 }