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 java.util.Map;
019
020import org.apache.avalon.framework.logger.AbstractLogEnabled;
021import org.apache.avalon.framework.service.ServiceException;
022import org.apache.avalon.framework.service.ServiceManager;
023import org.apache.avalon.framework.service.Serviceable;
024
025import org.ametys.core.observation.Event;
026import org.ametys.core.observation.Observer;
027import org.ametys.web.ObservationConstants;
028import org.ametys.web.live.SitePopulator;
029import org.ametys.web.repository.site.Site;
030import org.ametys.web.skin.Skin;
031import org.ametys.web.skin.SkinsManager;
032
033/**
034 * {@link Observer} for observing site addition in order to synchronize live workspace.
035 */
036public class SynchronizeSiteAdditionObserver extends AbstractLogEnabled implements Observer, Serviceable
037{
038    private SitePopulator _sitePopulator;
039    private SkinsManager _skinManager;
040    
041    public void service(ServiceManager smanager) throws ServiceException
042    {
043        _sitePopulator = (SitePopulator) smanager.lookup(SitePopulator.ROLE);
044        _skinManager = (SkinsManager) smanager.lookup(SkinsManager.ROLE);
045    }
046    
047    @Override
048    public boolean supports(Event event)
049    {
050        return event.getId().equals(ObservationConstants.EVENT_SITE_ADDED);
051    }
052    
053    @Override
054    public int getPriority(Event event)
055    {
056        return MAX_PRIORITY + 500;
057    }
058    
059    public void observe(Event event, Map<String, Object> transientVars) throws Exception
060    {
061        Map<String, Object> arguments = event.getArguments();
062        Site site = (Site)  arguments.get(ObservationConstants.ARGS_SITE);
063        
064        Skin skin = null;
065        String skinId = site.getSkinId();
066        if (skinId != null)
067        {
068            skin = _skinManager.getSkin(skinId);
069        }
070        
071        // Populate the live workspace
072        _sitePopulator.populate(site, skin);
073    }
074}