/*

  * Copyright 2007-2008 The Kuali Foundation

  *

  * Licensed under the Educational Community License, Version 2.0 (the "License");

  * you may not use this file except in compliance with the License.

  * You may obtain a copy of the License at

  *

  * http://www.opensource.org/licenses/ecl2.php

  *

  * Unless required by applicable law or agreed to in writing, software

  * distributed under the License is distributed on an "AS IS" BASIS,

  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

  * See the License for the specific language governing permissions and

  * limitations under the License.

  */

 package org.kuali.rice.kns.service.impl;

 import java.util.ArrayList;

 import java.util.List;

 import org.apache.commons.lang.StringUtils;

 import org.kuali.rice.kim.bo.impl.KimAttributes;

 import org.kuali.rice.kim.bo.role.dto.KimPermissionInfo;

 import org.kuali.rice.kim.bo.types.dto.AttributeSet;

 import org.kuali.rice.kns.util.KNSConstants;

 /**

  * @author Kuali Rice Team (rice.collab@kuali.org)

  */

 public class DocumentTypeAndAttachmentTypePermissionTypeService extends

                 DocumentTypePermissionTypeServiceImpl {

         @Override

         public List<KimPermissionInfo> performPermissionMatches(

                         AttributeSet requestedDetails,

                         List<KimPermissionInfo> permissionsList) {

                 List<KimPermissionInfo> matchingPermissions = new ArrayList<KimPermissionInfo>();

                 if (requestedDetails == null) {

                         return matchingPermissions; // empty list

                 }

                 // loop over the permissions, checking the non-document-related ones

                 for (KimPermissionInfo kimPermissionInfo : permissionsList) {

                         if (!kimPermissionInfo.getDetails().containsKey(

                                                 KimAttributes.ATTACHMENT_TYPE_CODE)

                           || kimPermissionInfo.getDetails().get(KimAttributes.ATTACHMENT_TYPE_CODE)

                                  .equals(requestedDetails.get(KimAttributes.ATTACHMENT_TYPE_CODE)))                 

                         {

                                 matchingPermissions.add(kimPermissionInfo);

                         }

                 }

                 // now, filter the list to just those for the current document

                 matchingPermissions = super.performPermissionMatches(requestedDetails,

                                 matchingPermissions);

                 return matchingPermissions;

         }

 }