001/*
002 * (C) Copyright 2006-2007 Nuxeo SAS (http://nuxeo.com/) and contributors.
003 *
004 * All rights reserved. This program and the accompanying materials
005 * are made available under the terms of the GNU Lesser General Public License
006 * (LGPL) version 2.1 which accompanies this distribution, and is available at
007 * http://www.gnu.org/licenses/lgpl.html
008 *
009 * This library is distributed in the hope that it will be useful,
010 * but WITHOUT ANY WARRANTY; without even the implied warranty of
011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012 * Lesser General Public License for more details.
013 *
014 * Contributors:
015 *     Nuxeo - initial API and implementation
016 *
017 * $Id$
018 */
019
020package org.nuxeo.ecm.platform.content.template.factories;
021
022import java.util.List;
023import java.util.Map;
024
025import org.nuxeo.ecm.core.api.DocumentModel;
026import org.nuxeo.ecm.core.api.DocumentRef;
027import org.nuxeo.ecm.core.api.security.ACE;
028import org.nuxeo.ecm.core.api.security.ACL;
029import org.nuxeo.ecm.core.api.security.ACP;
030import org.nuxeo.ecm.platform.content.template.service.ACEDescriptor;
031import org.nuxeo.ecm.platform.content.template.service.PropertyDescriptor;
032import org.nuxeo.ecm.platform.content.template.service.TemplateItemDescriptor;
033
034public class SimpleTemplateBasedFactory extends BaseContentFactory {
035
036    protected List<TemplateItemDescriptor> template;
037
038    protected List<ACEDescriptor> acl;
039
040    protected boolean isTargetEmpty(DocumentModel eventDoc) {
041        // If we already have children : exit !!!
042        return session.getChildren(eventDoc.getRef()).isEmpty();
043    }
044
045    public void createContentStructure(DocumentModel eventDoc) {
046        initSession(eventDoc);
047
048        if (eventDoc.isVersion() || !isTargetEmpty(eventDoc)) {
049            return;
050        }
051
052        setAcl(acl, eventDoc.getRef());
053
054        for (TemplateItemDescriptor item : template) {
055            String itemPath = eventDoc.getPathAsString();
056            if (item.getPath() != null) {
057                itemPath += "/" + item.getPath();
058            }
059            DocumentModel newChild = session.createDocumentModel(itemPath, item.getId(), item.getTypeName());
060            newChild.setProperty("dublincore", "title", item.getTitle());
061            newChild.setProperty("dublincore", "description", item.getDescription());
062            setProperties(item.getProperties(), newChild);
063            newChild = session.createDocument(newChild);
064            setAcl(item.getAcl(), newChild.getRef());
065        }
066    }
067
068    protected void setProperties(List<PropertyDescriptor> properties, DocumentModel doc) {
069        if (properties != null && !properties.isEmpty()) {
070            for (PropertyDescriptor property : properties) {
071                doc.setPropertyValue(property.getXpath(), property.getValue());
072            }
073        }
074    }
075
076    protected void setAcl(List<ACEDescriptor> aces, DocumentRef ref) {
077        if (aces != null && !aces.isEmpty()) {
078            ACP acp = session.getACP(ref);
079            ACL existingACL = acp.getOrCreateACL();
080
081            // clean any existing ACL (should a merge strategy be adopted
082            // instead?)
083            existingACL.clear();
084
085            // add the the ACL defined in the descriptor
086            for (ACEDescriptor ace : aces) {
087                existingACL.add(new ACE(ace.getPrincipal(), ace.getPermission(), ace.getGranted()));
088            }
089            // read the acl to invalidate the ACPImpl cache
090            acp.addACL(existingACL);
091            session.setACP(ref, acp, true);
092        }
093    }
094
095    public boolean initFactory(Map<String, String> options, List<ACEDescriptor> rootAcl,
096            List<TemplateItemDescriptor> template) {
097        this.template = template;
098        acl = rootAcl;
099        return true;
100    }
101
102}