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.indexing.observation;
017
018import java.util.Map;
019
020import org.ametys.cms.content.indexing.solr.observation.ObserverHelper;
021import org.ametys.core.observation.Event;
022import org.ametys.core.observation.Observer;
023import org.ametys.web.ObservationConstants;
024import org.ametys.web.repository.page.Page;
025import org.ametys.web.repository.page.ZoneItem;
026
027/**
028 * {@link Observer} for observing page updates to synchronize associated solr index.
029 */
030public class SolrPageDataUpdateObserver extends AbstractSolrObserver
031{
032    @Override
033    public boolean supports(Event event)
034    {
035        return event.getId().equals(ObservationConstants.EVENT_PAGE_UPDATED)
036            || event.getId().equals(ObservationConstants.EVENT_SERVICE_MODIFIED);
037    }
038    
039    public void observe(Event event, Map<String, Object> transientVars) throws Exception
040    {
041        if (ObserverHelper.isNotSuspendedObservationForIndexation())
042        {
043            Page page = _getPage(event);
044            
045            _solrPageIndexer.reindexPage(page.getId(), false, false);
046        }
047    }
048    
049    private Page _getPage(Event event)
050    {
051        Page pageTarget = (Page) event.getArguments().get(ObservationConstants.ARGS_PAGE);
052        ZoneItem ziTarget = (ZoneItem) event.getArguments().get(ObservationConstants.ARGS_ZONE_ITEM);
053        
054        if (pageTarget != null)
055        {
056            return pageTarget;
057        }
058        else if (ziTarget != null)
059        {
060            return ziTarget.getZone().getPage();
061        }
062        
063        return null;
064    }
065}