/*

  * Copyright 2007-2009 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.kim.document.authorization;

 import java.util.HashMap;

 import java.util.HashSet;

 import java.util.Map;

 import java.util.Set;

 import org.kuali.rice.kim.bo.Person;

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

 import org.kuali.rice.kim.bo.ui.PersonDocumentGroup;

 import org.kuali.rice.kim.bo.ui.PersonDocumentRole;

 import org.kuali.rice.kim.document.IdentityManagementPersonDocument;

 import org.kuali.rice.kim.util.KimConstants;

 import org.kuali.rice.kns.document.Document;

 import org.kuali.rice.kns.document.authorization.TransactionalDocumentAuthorizerBase;

 /**

  * This is a description of what this class does - shyu don't forget to fill this in. 

  * 

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

  *

  */

 public class IdentityManagementKimDocumentAuthorizer extends TransactionalDocumentAuthorizerBase {

         public Map<String,Set<String>> getUnpopulateableGroups(Document document, Person user) {

                 Map<String,Set<String>> unpopulateableGroups = new HashMap<String,Set<String>>();

                 for (PersonDocumentGroup personDocumentGroup : ((IdentityManagementPersonDocument)document).getGroups()) {

                         Map<String,String> collectionOrFieldLevelPermissionDetails = new HashMap<String,String>();

                         collectionOrFieldLevelPermissionDetails.put(KimAttributes.NAMESPACE_CODE, personDocumentGroup.getNamespaceCode());

                         collectionOrFieldLevelPermissionDetails.put(KimAttributes.GROUP_NAME, personDocumentGroup.getGroupName());

                         if (!isAuthorizedByTemplate(document, KimConstants.NAMESPACE_CODE, KimConstants.PermissionTemplateNames.POPULATE_GROUP, user.getPrincipalId(), collectionOrFieldLevelPermissionDetails, null)) {

                                 if (!unpopulateableGroups.containsKey(personDocumentGroup.getNamespaceCode())) {

                                         unpopulateableGroups.put(personDocumentGroup.getNamespaceCode(), new HashSet<String>());

                                 }

                                 unpopulateableGroups.get(personDocumentGroup.getNamespaceCode()).add(personDocumentGroup.getGroupName());

                         }

                 }

                 return unpopulateableGroups;

         }

         public Map<String,Set<String>> getUnassignableRoles(Document document, Person user) {

                 Map<String,Set<String>> unassignableRoles = new HashMap<String,Set<String>>();

                 for (PersonDocumentRole personDocumentRole : ((IdentityManagementPersonDocument)document).getRoles()) {

                         Map<String,String> collectionOrFieldLevelPermissionDetails = new HashMap<String,String>();

                         collectionOrFieldLevelPermissionDetails.put(KimAttributes.NAMESPACE_CODE, personDocumentRole.getNamespaceCode());

                         collectionOrFieldLevelPermissionDetails.put(KimAttributes.ROLE_NAME, personDocumentRole.getRoleName());

                         if (!isAuthorizedByTemplate(document, KimConstants.NAMESPACE_CODE, KimConstants.PermissionTemplateNames.ASSIGN_ROLE, user.getPrincipalId(), collectionOrFieldLevelPermissionDetails, null)) {

                                 if (!unassignableRoles.containsKey(personDocumentRole.getNamespaceCode())) {

                                         unassignableRoles.put(personDocumentRole.getNamespaceCode(), new HashSet<String>());

                                 }

                                 unassignableRoles.get(personDocumentRole.getNamespaceCode()).add(personDocumentRole.getRoleName());

                         }

                 }

                 return unassignableRoles;

         }

 }