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.explorer;
017
018import java.io.IOException;
019
020import org.apache.avalon.framework.service.ServiceException;
021import org.apache.avalon.framework.service.ServiceManager;
022import org.apache.cocoon.ProcessingException;
023import org.apache.cocoon.environment.ObjectModelHelper;
024import org.apache.cocoon.environment.Request;
025import org.apache.cocoon.generation.ServiceableGenerator;
026import org.apache.cocoon.xml.AttributesImpl;
027import org.apache.cocoon.xml.XMLUtils;
028import org.xml.sax.SAXException;
029
030import org.ametys.plugins.repository.AmetysObject;
031import org.ametys.plugins.repository.AmetysObjectResolver;
032import org.ametys.plugins.repository.jcr.JCRAmetysObject;
033import org.ametys.runtime.config.Config;
034import org.ametys.web.repository.site.SiteManager;
035
036/**
037 * Generates the ids of the resource explorer root nodes (shared or not).
038 */
039public class ResourcesRootNodeGenerator extends ServiceableGenerator
040{
041    private SiteManager _siteManager;
042    private AmetysObjectResolver _resolver;
043    
044    @Override
045    public void service(ServiceManager smanager) throws ServiceException
046    {
047        super.service(smanager);
048        _siteManager = (SiteManager) smanager.lookup(SiteManager.ROLE);
049        _resolver = (AmetysObjectResolver) smanager.lookup(AmetysObjectResolver.ROLE);
050    }
051    
052    @Override
053    public void generate() throws IOException, SAXException, ProcessingException
054    {
055        Request request = ObjectModelHelper.getRequest(objectModel);
056        String siteName = parameters.getParameter("siteName", request.getParameter("siteName"));
057        
058        AmetysObject resources = _siteManager.getSite(siteName).getRootResources();
059        
060        contentHandler.startDocument();
061        
062        XMLUtils.startElement(contentHandler, "explorer-roots");
063        
064        AttributesImpl attrs = new AttributesImpl();
065        attrs.addCDATAAttribute("id", resources.getId());
066        XMLUtils.createElement(contentHandler, "root", attrs);
067        
068        boolean useShared = Config.getInstance().getValueAsBoolean("resources.shared.folder");
069        if (useShared)
070        {
071            JCRAmetysObject sharedResources = _resolver.resolveByPath(ResourceHelper.SHARED_RESOURCE_PATH + "/all");
072            
073            AttributesImpl sharedAttrs = new AttributesImpl();
074            sharedAttrs.addCDATAAttribute("id", sharedResources.getId());
075            sharedAttrs.addCDATAAttribute("name", sharedResources.getName()); // "all"
076            XMLUtils.createElement(contentHandler, "shared-root", sharedAttrs);
077        }
078        
079        XMLUtils.endElement(contentHandler, "explorer-roots");
080        
081        contentHandler.endDocument();
082    }
083}