001/**
002 * Copyright 2005-2016 The Kuali Foundation
003 *
004 * Licensed under the Educational Community License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.opensource.org/licenses/ecl2.php
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.kuali.rice.krad.kim;
017
018import org.apache.commons.lang.StringUtils;
019import org.kuali.rice.kim.api.KimConstants;
020import org.kuali.rice.kim.api.permission.Permission;
021import org.kuali.rice.kim.impl.permission.PermissionBo;
022
023import java.util.ArrayList;
024import java.util.Collections;
025import java.util.List;
026import java.util.Map;
027
028/**
029 * Type service for the 'View Group' KIM type which matches on the id for a UIF view, group id or collection
030 * property name
031 *
032 * @author Kuali Rice Team (rice.collab@kuali.org)
033 */
034public class ViewGroupPermissionTypeServiceImpl extends ViewPermissionTypeServiceImpl {
035
036    @Override
037    protected List<String> getRequiredAttributes() {
038        List<String> attributes = new ArrayList<String>(super.getRequiredAttributes());
039        attributes.add(KimConstants.AttributeConstants.VIEW_ID);
040
041        return Collections.unmodifiableList(attributes);
042    }
043
044    /**
045     * Filters the given permission list to return those that match on group id or collection property name, then
046     * calls super to filter based on view id
047     *
048     * @param requestedDetails - map of details requested with permission (used for matching)
049     * @param permissionsList - list of permissions to process for matches
050     * @return List<Permission> list of permissions that match the requested details
051     */
052    @Override
053    protected List<Permission> performPermissionMatches(Map<String, String> requestedDetails,
054            List<Permission> permissionsList) {
055
056        String requestedGroupId = null;
057        if (requestedDetails.containsKey(KimConstants.AttributeConstants.GROUP_ID)) {
058            requestedGroupId = requestedDetails.get(KimConstants.AttributeConstants.GROUP_ID);
059        }
060
061        String requestedCollectionPropertyName = null;
062        if (requestedDetails.containsKey(KimConstants.AttributeConstants.COLLECTION_PROPERTY_NAME)) {
063            requestedCollectionPropertyName = requestedDetails.get(
064                    KimConstants.AttributeConstants.COLLECTION_PROPERTY_NAME);
065        }
066
067        List<Permission> matchingPermissions = new ArrayList<Permission>();
068        for (Permission permission : permissionsList) {
069            PermissionBo bo = PermissionBo.from(permission);
070
071            String permissionGroupId = null;
072            if (bo.getDetails().containsKey(KimConstants.AttributeConstants.GROUP_ID)) {
073                permissionGroupId = bo.getDetails().get(KimConstants.AttributeConstants.GROUP_ID);
074            }
075
076            String permissionCollectionPropertyName = null;
077            if (bo.getDetails().containsKey(KimConstants.AttributeConstants.COLLECTION_PROPERTY_NAME)) {
078                permissionCollectionPropertyName = bo.getDetails().get(
079                        KimConstants.AttributeConstants.COLLECTION_PROPERTY_NAME);
080            }
081
082            if ((requestedGroupId != null) && (permissionGroupId != null) && StringUtils.equals(requestedGroupId,
083                    permissionGroupId)) {
084                matchingPermissions.add(permission);
085            } else if ((requestedCollectionPropertyName != null) && (permissionCollectionPropertyName != null)
086                    && StringUtils.equals(requestedCollectionPropertyName, permissionCollectionPropertyName)) {
087                matchingPermissions.add(permission);
088            }
089        }
090
091        return super.performPermissionMatches(requestedDetails, matchingPermissions);
092    }
093
094}