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.content;
017
018import java.util.Collection;
019import java.util.Locale;
020
021import org.apache.avalon.framework.service.ServiceException;
022import org.apache.avalon.framework.service.ServiceManager;
023import org.apache.cocoon.ProcessingException;
024import org.apache.cocoon.environment.ObjectModelHelper;
025import org.apache.cocoon.environment.Request;
026import org.apache.cocoon.generation.Generator;
027import org.apache.cocoon.xml.AttributesImpl;
028import org.apache.cocoon.xml.XMLUtils;
029import org.xml.sax.SAXException;
030
031import org.ametys.cms.repository.Content;
032import org.ametys.web.WebConstants;
033import org.ametys.web.cache.PageHelper;
034import org.ametys.web.repository.content.SharedContent;
035import org.ametys.web.repository.content.WebContent;
036import org.ametys.web.repository.page.Page;
037
038/**
039 * {@link Generator} for rendering raw content data.
040 */
041public class ContentGenerator extends org.ametys.cms.content.ContentGenerator
042{
043    private PageHelper _pageHelper;
044    
045    @Override
046    public void service(ServiceManager serviceManager) throws ServiceException
047    {
048        super.service(serviceManager);
049        _pageHelper = (PageHelper) serviceManager.lookup(PageHelper.ROLE);
050    }
051    
052    @Override
053    protected Locale getDefaultLocale(Request request)
054    {
055        String sitemapLanguage = (String) request.getAttribute(WebConstants.REQUEST_ATTR_SITEMAP_NAME);
056        if (sitemapLanguage != null)
057        {
058            return new Locale(sitemapLanguage);
059        }
060        return super.getDefaultLocale(request);
061    }
062    
063    @Override
064    protected void _saxOtherData(Content content) throws SAXException, ProcessingException
065    {
066        if (content instanceof WebContent)
067        {
068            AttributesImpl attr = new AttributesImpl();
069            
070            Request request = ObjectModelHelper.getRequest(objectModel);
071            Page page = (Page) request.getAttribute(WebConstants.REQUEST_ATTR_PAGE);
072            
073            boolean captchaRequiredOnComments = true;
074            
075            if (page != null && content.getMetadataHolder().getBoolean("comment", false))
076            {
077                Collection<Page> referencingPages = ((WebContent) content).getReferencingPages();
078                for (Page refPage : referencingPages)
079                {
080                    if (refPage.equals(page))
081                    {
082                        attr.addCDATAAttribute("pageId", page.getId());
083                        captchaRequiredOnComments = _pageHelper.isCaptchaRequired(page);
084                        break;
085                    }
086                }
087            }
088            
089            XMLUtils.createElement(contentHandler, "comments-captcha-required", attr, String.valueOf(captchaRequiredOnComments));
090        }
091        
092        if (content instanceof SharedContent)
093        {
094            XMLUtils.createElement(contentHandler, "sharedContent", "true");
095        }
096    }
097}