001/*
002 *  Copyright 2010 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.synchronization;
017
018import javax.jcr.Node;
019import javax.jcr.RepositoryException;
020import javax.jcr.Session;
021
022import org.ametys.core.observation.Event;
023import org.ametys.core.observation.Observer;
024import org.ametys.plugins.repository.jcr.JCRAmetysObject;
025import org.ametys.web.ObservationConstants;
026import org.ametys.web.repository.page.Page;
027import org.ametys.web.repository.page.jcr.DefaultPage;
028import org.ametys.web.skin.Skin;
029
030/**
031 * {@link Observer} for observing structural page changes (page added, page type changed) in order to synchronize live workspace.
032 */
033public class SynchronizeRobotsChangeObserver extends AbstractSynchronizePageObserver
034{
035    @Override
036    protected boolean _internalSupport(Event event, Page target)
037    {
038        String id = event.getId();
039        return id.equals(ObservationConstants.EVENT_ROBOTS_CHANGED);
040    }
041    
042    @Override
043    protected void _internalObservePage(Event event, Page target, Skin skin, Session liveSession) throws RepositoryException
044    {
045        Node pageNode = ((JCRAmetysObject) target).getNode();
046        
047        Node livePageNode = (Node) liveSession.getItem(pageNode.getPath());
048        String propertyName = "ametys:" + DefaultPage.METADATA_ROBOTS_DISALLOW;
049        livePageNode.setProperty(propertyName, pageNode.getProperty(propertyName).getString());
050        
051        if (liveSession.hasPendingChanges())
052        {
053            liveSession.save();
054        }
055    }
056}