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.repository.site;
017
018import java.io.IOException;
019import java.util.Map;
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.generation.ServiceableGenerator;
026import org.apache.cocoon.xml.XMLUtils;
027import org.xml.sax.SAXException;
028
029import org.ametys.plugins.repository.UnknownAmetysObjectException;
030
031/**
032 * Get a resource path and a site name and generates the resource id 
033 */
034public class ConvertResourcePathToIdGenerator extends ServiceableGenerator
035{
036    private SiteManager _siteManager;
037    
038    @Override
039    public void service(ServiceManager smanager) throws ServiceException
040    {
041        super.service(smanager);
042        
043        _siteManager = (SiteManager) smanager.lookup(SiteManager.ROLE);
044    }
045    
046    @Override
047    public void generate() throws IOException, SAXException, ProcessingException
048    {
049        @SuppressWarnings("unchecked")
050        Map<String, Object> jsParameters = (Map<String, Object>) objectModel.get(ObjectModelHelper.PARENT_CONTEXT);
051        
052        String siteName = (String) jsParameters.get("siteName");
053        String path = (String) jsParameters.get("path");
054        
055        assert siteName != null;
056
057        Site site = _siteManager.getSite(siteName);
058        assert site != null;
059        
060        contentHandler.startDocument();
061
062        try
063        {
064            if (path != null)
065            {
066                String id = site.getChild("ametys-internal:resources/" + path).getId();
067                XMLUtils.createElement(contentHandler, "resource", id);
068            }
069            else
070            {
071                String id = site.getChild("ametys-internal:resources").getId();
072                XMLUtils.createElement(contentHandler, "root-resource", id);
073            }
074        }
075        catch (UnknownAmetysObjectException e)
076        {
077            XMLUtils.createElement(contentHandler, "resource");
078        }
079        
080        contentHandler.endDocument();
081
082    }
083
084}