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.SitemapElement;
026import org.ametys.web.repository.page.ZoneItem;
027
028/**
029 * {@link Observer} for observing page creation or modification in order to
030 * synchronize the associated solr index.
031 */
032public class SolrPageChangePart2Observer extends AbstractSolrObserver
033{
034    @Override
035    public boolean supports(Event event)
036    {
037        String id = event.getId();
038        return id.equals(ObservationConstants.EVENT_PAGE_ADDED)
039            || id.equals(ObservationConstants.EVENT_PAGE_CHANGED) 
040            || id.equals(ObservationConstants.EVENT_ZONEITEM_ADDED)
041            || id.equals(ObservationConstants.EVENT_ZONEITEM_MOVED)
042            || id.equals(ObservationConstants.EVENT_ZONEITEM_DELETED)
043            || id.equals(ObservationConstants.EVENT_ZONEITEM_MODIFIED);
044    }
045    
046    @Override
047    public void observe(Event event, Map<String, Object> transientVars) throws Exception
048    {
049        if (ObserverHelper.isNotSuspendedObservationForIndexation())
050        {
051            Page page = _getPage(event);
052            if (page != null)
053            {
054                _solrPageIndexer.indexPage(page.getId(), true, false);
055            }
056        }
057    }
058    private Page _getPage(Event event)
059    {
060        Page page = (Page) event.getArguments().get(ObservationConstants.ARGS_PAGE);
061        SitemapElement sitemapElement = (SitemapElement) event.getArguments().get(ObservationConstants.ARGS_SITEMAP_ELEMENT);
062        ZoneItem zoneItem = (ZoneItem) event.getArguments().get(ObservationConstants.ARGS_ZONE_ITEM);
063        
064        if (page != null)
065        {
066            return page;
067        }
068        else if (sitemapElement != null && sitemapElement instanceof Page sitemapPage)
069        {
070            return sitemapPage;
071        }
072        else if (zoneItem != null && zoneItem.getZone().getSitemapElement() instanceof Page zoneItemPage)
073        {
074            return zoneItemPage;
075        }
076        else
077        {
078            return null;
079        }
080    }    
081}