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1   /*
2    * Copyright 2007 The Kuali Foundation
3    *
4    * Licensed under the Educational Community 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.opensource.org/licenses/ecl2.php
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.kuali.rice.ken.service.impl;
17  
18  import java.util.List;
19  
20  import org.kuali.rice.core.dao.GenericDao;
21  import org.kuali.rice.ken.bo.NotificationChannel;
22  import org.kuali.rice.ken.bo.NotificationProducer;
23  import org.kuali.rice.ken.service.NotificationAuthorizationService;
24  import org.kuali.rice.ken.util.NotificationConstants;
25  import org.kuali.rice.kim.bo.Person;
26  import org.kuali.rice.kim.service.KIMServiceLocator;
27  import org.kuali.rice.kim.util.KimConstants;
28  
29  
30  /**
31   * NotificationAuthorizationService implementation - this is the default out-of-the-box implementation of the service.
32   * @author Kuali Rice Team (rice.collab@kuali.org)
33   */
34  public class NotificationAuthorizationServiceImpl implements NotificationAuthorizationService {
35      private static org.apache.log4j.Logger LOG = org.apache.log4j.Logger.getLogger(NotificationAuthorizationServiceImpl.class);
36  
37      private GenericDao businessObjectDao;
38  
39      /**
40       * Constructs a NotificationAuthorizationServiceImpl class instance.
41       * @param businessObjectDao
42       */
43      public NotificationAuthorizationServiceImpl(GenericDao businessObjectDao) {
44          this.businessObjectDao = businessObjectDao;
45      }
46  
47      /**
48       * @see org.kuali.rice.ken.service.NotificationAuthorizationService#isProducerAuthorizedToSendNotificationForChannel(org.kuali.rice.ken.bo.NotificationProducer, org.kuali.rice.ken.bo.NotificationChannel)
49       */
50      public boolean isProducerAuthorizedToSendNotificationForChannel(NotificationProducer producer, NotificationChannel channel) {
51  	List channels = producer.getChannels();
52  
53  	if(channels.contains(channel)) {
54  	    return true;
55  	} else {
56  	    return false;
57  	}
58      }
59  
60      /**
61       * Implements by calling the is user member of service in KEW's workgroup service, looking for a specific membership
62       * in the "NotificationAdmin" workgroup.
63       * @see org.kuali.rice.ken.service.NotificationAuthorizationService#isUserAdministrator(java.lang.String)
64       */
65      public boolean isUserAdministrator(String userId) {
66      	String groupNameId = NotificationConstants.KEW_CONSTANTS.NOTIFICATION_ADMIN_GROUP_NAME;
67  	    Person user = KIMServiceLocator.getPersonService().getPerson(userId);
68  	    if (user == null) {
69  	        return false;
70  	    }
71  	    return KIMServiceLocator.getIdentityManagementService().isMemberOfGroup(user.getPrincipalId(), KimConstants.KIM_GROUP_WORKFLOW_NAMESPACE_CODE, groupNameId);
72      }
73  }