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.cms.rights;
017
018import java.util.Set;
019
020import org.ametys.cms.repository.Content;
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;
025
026/**
027 * This implementation converts a {@link ResourceCollection} which is an attachment to a {@link Content} into this {@link Content}
028 */
029public class ContentAttachment2ContentRightContextConvertor implements RightContextConvertor
030{
031    @Override
032    public Set<Object> convert(Object object)
033    {
034        if (object instanceof ResourceCollection || object instanceof Resource)
035        {
036            AmetysObject resourceCollectionOrResource = (AmetysObject) object;
037            AmetysObject parent = resourceCollectionOrResource.getParent();
038            while (parent != null && (parent instanceof Content || parent instanceof Resource || parent instanceof ResourceCollection))
039            {
040                if (parent instanceof Content)
041                {
042                    // It is an attachment to a content, add the associated content
043                    return Set.of(parent);
044                }
045                
046                parent = parent.getParent();
047            }
048        }
049        
050        return Set.of();
051    }
052}