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.plugins.blog.observer;
017
018import org.ametys.cms.ObservationConstants;
019import org.ametys.core.observation.Event;
020import org.ametys.core.observation.Observer;
021import org.ametys.web.WebConstants;
022import org.ametys.web.repository.content.WebContent;
023import org.ametys.web.repository.page.Page;
024
025/**
026 * {@link Observer} for observing post validation
027 * in order to synchronize lucene index associated.
028 */
029public class LuceneBlogContentValidatedObserver extends AbstractBlogObserver
030{
031    @Override
032    public boolean supports(Event event)
033    {
034        return event.getId().equals(ObservationConstants.EVENT_CONTENT_VALIDATED);
035    }
036    
037    @Override
038    protected void _internalObserve(Event event, Page postPage, WebContent postContent)
039    {
040        try
041        {
042            if (getLogger().isInfoEnabled())
043            {
044                getLogger().info("Updating solr document with id: " + postPage.getId());
045            }
046            
047            // Update the document by first deleting it
048            _solrPageIndexer.indexPage(postPage.getId(), WebConstants.LIVE_WORKSPACE, true, true, true);
049        }
050        catch (Exception e)
051        {
052            getLogger().error("Unable to index post page " + postContent, e);
053            
054            try
055            {
056                _solrIndexer.rollback(WebConstants.LIVE_WORKSPACE);
057            }
058            catch (Exception ex)
059            {
060                getLogger().error("Error rolling back the indexing transation for post page " + postContent, e);
061            }
062        }
063    }
064}