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   1 /**
   2  *  This document is a part of the source code and related artifacts
   3  *  for CollectionSpace, an open source collections management system
   4  *  for museums and related institutions:
   5
   6  *  http://www.collectionspace.org
   7  *  http://wiki.collectionspace.org
   8
   9  *  Copyright 2009 University of California at Berkeley
  10
  11  *  Licensed under the Educational Community License (ECL), Version 2.0.
  12  *  You may not use this file except in compliance with this License.
  13
  14  *  You may obtain a copy of the ECL 2.0 License at
  15
  16  *  https://source.collectionspace.org/collection-space/LICENSE.txt
  17
  18  *  Unless required by applicable law or agreed to in writing, software
  19  *  distributed under the License is distributed on an "AS IS" BASIS,
  20  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  21  *  See the License for the specific language governing permissionRoles and
  22  *  limitations under the License.
  23  */
  24 package org.collectionspace.services.authorization.storage;
  25
  26 import java.util.ArrayList;
  27 import java.util.List;
  28
  29 import org.collectionspace.services.authorization.Permission;
  30 import org.collectionspace.services.authorization.PermissionRole;
  31 import org.collectionspace.services.authorization.PermissionRoleRel;
  32 import org.collectionspace.services.authorization.PermissionValue;
  33 import org.collectionspace.services.authorization.PermissionsList;
  34 import org.collectionspace.services.authorization.PermissionsRolesList;
  35 import org.collectionspace.services.authorization.RoleValue;
  36 import org.collectionspace.services.authorization.SubjectType;
  37
  38 import org.collectionspace.services.common.document.AbstractDocumentHandlerImpl;
  39 import org.collectionspace.services.common.document.DocumentFilter;
  40 import org.collectionspace.services.common.document.DocumentWrapper;
  41 import org.collectionspace.services.common.storage.jpa.JpaDocumentHandler;
  42 import org.slf4j.Logger;
  43 import org.slf4j.LoggerFactory;
  44
  45 /**
  46  * Document handler for PermissionRole association
  47  * @author
  48  */
  49 public class PermissionRoleDocumentHandler
  50                 extends JpaDocumentHandler<PermissionRole, PermissionsRolesList, List<PermissionRoleRel>, List<PermissionRoleRel>> {
  51
  52     private final Logger logger = LoggerFactory.getLogger(PermissionRoleDocumentHandler.class);
  53     private PermissionRole permissionRole;
  54     private PermissionsRolesList permissionRolesList;
  55
  56     @Override
  57     public void handleCreate(DocumentWrapper<List<PermissionRoleRel>> wrapDoc) throws Exception {
  58         fillCommonPart(getCommonPart(), wrapDoc);
  59     }
  60
  61     @Override
  62     public void completeCreate(DocumentWrapper<List<PermissionRoleRel>> wrapDoc) throws Exception {
  63         PermissionRole pr = getCommonPart();
  64         AuthorizationDelegate.addPermissions(getServiceContext(), pr);
  65     }
  66
  67     @Override
  68     public void handleUpdate(DocumentWrapper<List<PermissionRoleRel>> wrapDoc) throws Exception {
  69         throw new UnsupportedOperationException("operation not relevant for PermissionRoleDocumentHandler");
  70     }
  71
  72     @Override
  73     public void completeUpdate(DocumentWrapper<List<PermissionRoleRel>> wrapDoc) throws Exception {
  74         throw new UnsupportedOperationException("operation not relevant for PermissionRoleDocumentHandler");
  75     }
  76
  77     @Override
  78     public void handleGet(DocumentWrapper<List<PermissionRoleRel>> wrapDoc) throws Exception {
  79         setCommonPart(extractCommonPart(wrapDoc));
  80         getServiceContext().setOutput(permissionRole);
  81     }
  82
  83     @Override
  84     public void handleGetAll(DocumentWrapper<List<PermissionRoleRel>> wrapDoc) throws Exception {
  85         throw new UnsupportedOperationException("operation not relevant for PermissionRoleDocumentHandler");
  86     }
  87
  88     @Override
  89     public void handleDelete(DocumentWrapper<List<PermissionRoleRel>> wrapDoc) throws Exception {
  90         fillCommonPart(getCommonPart(), wrapDoc);
  91     }
  92
  93     @Override
  94     public void completeDelete(DocumentWrapper<List<PermissionRoleRel>> wrapDoc) throws Exception {
  95         PermissionRole pr = getCommonPart();
  96         AuthorizationDelegate.deletePermissions(getServiceContext(), pr);
  97     }
  98
  99     @Override
 100     public PermissionRole extractCommonPart(
 101             DocumentWrapper<List<PermissionRoleRel>> wrapDoc)
 102             throws Exception {
 103         List<PermissionRoleRel> prrl = wrapDoc.getWrappedObject();
 104         PermissionRole pr = new PermissionRole();
 105         SubjectType subject = PermissionRoleUtil.getRelationSubject(getServiceContext());
 106         if (prrl.size() == 0) {
 107             return pr;
 108         }
 109         PermissionRoleRel prr0 = prrl.get(0);
 110         if (SubjectType.ROLE.equals(subject)) {
 111
 112             List<PermissionValue> pvs = new ArrayList<PermissionValue>();
 113             pr.setPermissions(pvs);
 114             PermissionValue pv = buildPermissionValue(prr0);
 115             pvs.add(pv);
 116
 117             //add roles
 118             List<RoleValue> rvs = new ArrayList<RoleValue>();
 119             pr.setRoles(rvs);
 120             for (PermissionRoleRel prr : prrl) {
 121                 RoleValue rv = buildRoleValue(prr);
 122                 rvs.add(rv);
 123             }
 124         } else if (SubjectType.PERMISSION.equals(subject)) {
 125
 126             List<RoleValue> rvs = new ArrayList<RoleValue>();
 127             pr.setRoles(rvs);
 128             RoleValue rv = buildRoleValue(prr0);
 129             rvs.add(rv);
 130
 131             //add permssions
 132             List<PermissionValue> pvs = new ArrayList<PermissionValue>();
 133             pr.setPermissions(pvs);
 134             for (PermissionRoleRel prr : prrl) {
 135                 PermissionValue pv = buildPermissionValue(prr);
 136                 pvs.add(pv);
 137             }
 138         }
 139         return pr;
 140     }
 141
 142     @Override
 143     public void fillCommonPart(PermissionRole pr, DocumentWrapper<List<PermissionRoleRel>> wrapDoc)
 144             throws Exception {
 145         List<PermissionRoleRel> prrl = wrapDoc.getWrappedObject();
 146         SubjectType subject = pr.getSubject();
 147         if (subject == null) {
 148             //it is not required to give subject as URI determines the subject
 149             subject = PermissionRoleUtil.getRelationSubject(getServiceContext());
 150         } else {
 151             //subject mismatch should have been checked during validation
 152         }
 153         PermissionRoleUtil.buildPermissionRoleRel(pr, subject, prrl);
 154     }
 155
 156     @Override
 157     public PermissionsRolesList extractCommonPartList(
 158             DocumentWrapper<List<PermissionRoleRel>> wrapDoc)
 159             throws Exception {
 160
 161         throw new UnsupportedOperationException("operation not relevant for PermissionRoleDocumentHandler");
 162     }
 163
 164     @Override
 165     public PermissionRole getCommonPart() {
 166         return permissionRole;
 167     }
 168
 169     @Override
 170     public void setCommonPart(PermissionRole permissionRole) {
 171         this.permissionRole = permissionRole;
 172     }
 173
 174     @Override
 175     public PermissionsRolesList getCommonPartList() {
 176         return permissionRolesList;
 177     }
 178
 179     @Override
 180     public void setCommonPartList(PermissionsRolesList permissionRolesList) {
 181         this.permissionRolesList = permissionRolesList;
 182     }
 183
 184     @Override
 185     public String getQProperty(
 186             String prop) {
 187         return null;
 188     }
 189
 190     @Override
 191     public DocumentFilter createDocumentFilter() {
 192         return new DocumentFilter(this.getServiceContext());
 193     }
 194
 195     private PermissionValue buildPermissionValue(PermissionRoleRel prr) {
 196         PermissionValue pv = new PermissionValue();
 197         pv.setPermissionId(prr.getPermissionId());
 198         pv.setResourceName(prr.getPermissionResource());
 199         return pv;
 200     }
 201
 202     private RoleValue buildRoleValue(PermissionRoleRel prr) {
 203         RoleValue rv = new RoleValue();
 204         rv.setRoleId(prr.getRoleId());
 205         rv.setRoleName(prr.getRoleName());
 206         return rv;
 207     }
 208 }