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.HashMap;
020import java.util.Locale;
021import java.util.Map;
022import java.util.Set;
023
024import org.apache.avalon.framework.service.ServiceException;
025import org.apache.avalon.framework.service.ServiceManager;
026import org.apache.cocoon.ProcessingException;
027import org.apache.cocoon.environment.ObjectModelHelper;
028import org.apache.cocoon.environment.Request;
029import org.apache.cocoon.generation.Generator;
030import org.apache.cocoon.xml.AttributesImpl;
031import org.apache.cocoon.xml.XMLUtils;
032import org.xml.sax.SAXException;
033
034import org.ametys.cms.repository.Content;
035import org.ametys.cms.repository.TagAwareAmetysObject;
036import org.ametys.cms.tag.Tag;
037import org.ametys.cms.tag.TagProviderExtensionPoint;
038import org.ametys.web.cache.PageHelper;
039import org.ametys.web.repository.content.SharedContent;
040import org.ametys.web.repository.content.WebContent;
041import org.ametys.web.repository.page.Page;
042
043/**
044 * {@link Generator} for rendering raw content data.
045 */
046public class ContentGenerator extends org.ametys.cms.content.ContentGenerator
047{
048    private TagProviderExtensionPoint _tagProviderEP;
049    private PageHelper _pageHelper;
050    
051    @Override
052    public void service(ServiceManager serviceManager) throws ServiceException
053    {
054        super.service(serviceManager);
055        _tagProviderEP = (TagProviderExtensionPoint) serviceManager.lookup(TagProviderExtensionPoint.ROLE);
056        _pageHelper = (PageHelper) serviceManager.lookup(PageHelper.ROLE);
057    }
058    
059    @Override
060    protected Locale getDefaultLocale(Request request)
061    {
062        String sitemapLanguage = (String) request.getAttribute("sitemapLanguage");
063        if (sitemapLanguage != null)
064        {
065            return new Locale(sitemapLanguage);
066        }
067        return super.getDefaultLocale(request);
068    }
069    
070    @Override
071    protected void _saxOtherData(Content content) throws SAXException, ProcessingException
072    {
073        if (content instanceof WebContent)
074        {
075            XMLUtils.startElement(contentHandler, "tags");
076            
077            String siteName = ((WebContent) content).getSiteName();
078            
079            Set<String> tags = ((TagAwareAmetysObject) content).getTags();
080            for (String tagName : tags)
081            {
082                Map<String, Object> contextParameters = new HashMap<>();
083                contextParameters.put("siteName", siteName);
084                Tag tag = _tagProviderEP.getTag(tagName, contextParameters);
085
086                if (tag != null)
087                {
088                    AttributesImpl attrs = new AttributesImpl();
089                    if (tag.getParentName() != null)
090                    {
091                        attrs.addCDATAAttribute("parent", tag.getParentName());
092                    }
093                    
094                    XMLUtils.startElement(contentHandler, tagName, attrs);
095                    tag.getTitle().toSAX(contentHandler);
096                    XMLUtils.endElement(contentHandler, tagName);
097                }
098            }
099            
100            XMLUtils.endElement(contentHandler, "tags");
101            
102            AttributesImpl attr = new AttributesImpl();
103            
104            Request request = ObjectModelHelper.getRequest(objectModel);
105            Page page = (Page) request.getAttribute(Page.class.getName());
106            
107            boolean captchaRequiredOnComments = true;
108            
109            if (page != null && content.getMetadataHolder().getBoolean("comment", false))
110            {
111                Collection<Page> referencingPages = ((WebContent) content).getReferencingPages();
112                for (Page refPage : referencingPages)
113                {
114                    if (refPage.equals(page))
115                    {
116                        attr.addCDATAAttribute("pageId", page.getId());
117                        captchaRequiredOnComments = _pageHelper.isCaptchaRequired(page);
118                        break;
119                    }
120                }
121            }
122            
123            XMLUtils.createElement(contentHandler, "comments-captcha-required", attr, String.valueOf(captchaRequiredOnComments));
124        }
125        
126        if (content instanceof SharedContent)
127        {
128            XMLUtils.createElement(contentHandler, "sharedContent", "true");
129        }
130    }
131}