001/*
002 *  Copyright 2017 Anyware Services
003 *
004 *  Licensed under the Apache 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.apache.org/licenses/LICENSE-2.0
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.ametys.web.rights;
017
018import java.util.HashSet;
019import java.util.Set;
020
021import org.ametys.core.right.RightContextConvertor;
022import org.ametys.plugins.explorer.resources.Resource;
023import org.ametys.plugins.explorer.resources.ResourceCollection;
024import org.ametys.plugins.repository.AmetysObject;
025import org.ametys.web.repository.page.Page;
026
027/**
028 * This implementation converts a {@link ResourceCollection} which is an attachment to a {@link Page} into this {@link Page}
029 */
030public class PageAttachment2PageRightContextConvertor implements RightContextConvertor
031{
032    @Override
033    public Set<Object> convert(Object object)
034    {
035        Set<Object> convertedObjects = new HashSet<>();
036        
037        if (object instanceof ResourceCollection || object instanceof Resource)
038        {
039            AmetysObject resourceCollectionOrResource = (AmetysObject) object;
040            AmetysObject parent = resourceCollectionOrResource.getParent();
041            while (parent != null)
042            {
043                if (parent instanceof Page)
044                {
045                    // It is an attachment to a page, add the associated page
046                    convertedObjects.add(parent);
047                }
048                parent = parent.getParent();
049            }
050        }
051        
052        return convertedObjects;
053    }
054}