001/*
002 *  Copyright 2011 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 java.util.Map;
019
020import javax.jcr.Node;
021import javax.jcr.RepositoryException;
022import javax.jcr.Session;
023
024import org.apache.avalon.framework.service.ServiceException;
025import org.apache.avalon.framework.service.ServiceManager;
026
027import org.ametys.core.observation.Event;
028import org.ametys.core.observation.Observer;
029import org.ametys.web.ObservationConstants;
030import org.ametys.web.live.SitePopulator;
031import org.ametys.web.repository.site.Site;
032import org.ametys.web.skin.Skin;
033import org.ametys.web.skin.SkinsManager;
034
035/**
036 * {@link Observer} for observing site move in order to synchronize live workspace.
037 */
038public class SynchronizeSiteMoveObserver extends AbstractSynchronizeObserver
039{
040    private SitePopulator _livePopulator;
041    private SkinsManager _skinsManager;
042
043    @Override
044    public void service(ServiceManager manager) throws ServiceException
045    {
046        super.service(manager);
047        _livePopulator = (SitePopulator) manager.lookup(SitePopulator.ROLE);
048        _skinsManager = (SkinsManager) manager.lookup(SkinsManager.ROLE);
049    }
050    
051    @Override
052    public boolean supports(Event event)
053    {
054        return event.getId().equals(ObservationConstants.EVENT_SITE_MOVED);
055    }
056
057    @Override
058    protected void _internalObserve(Event event, Session liveSession) throws RepositoryException
059    {
060        Node liveRootNode = liveSession.getRootNode();
061        
062        Map<String, Object> arguments = event.getArguments();
063        Site site = (Site)  arguments.get(ObservationConstants.ARGS_SITE);
064        
065        String oldPath = (String) arguments.get(ObservationConstants.ARGS_SITE_OLD_PATH);
066        
067        Skin skin = _skinsManager.getSkin(site.getSkinId());
068        
069        try
070        {
071            if (liveRootNode.hasNode(oldPath))
072            {
073                liveRootNode.getNode(oldPath).remove();
074            }
075            
076            _livePopulator.populate(site, skin);
077        }
078        catch (Exception e)
079        {
080            throw new RepositoryException("Unable to build live workspace for site " + site.getName(), e);
081        }
082    }
083
084}