001/*
002 *  Copyright 2014 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.explorer.threads.generators;
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.core.user.User;
031import org.ametys.core.user.UserIdentity;
032import org.ametys.core.user.UserManager;
033import org.ametys.plugins.explorer.threads.jcr.JCRPost;
034import org.ametys.plugins.repository.AmetysObjectResolver;
035import org.ametys.runtime.parameter.ParameterHelper;
036
037/**
038 * SAX a post
039 */
040public class PostGenerator extends ServiceableGenerator
041{
042    /** The resolver for ametys object */
043    protected AmetysObjectResolver _resolver;
044    
045    /** The user manager */
046    protected UserManager _userManager;
047
048    @Override
049    public void service(ServiceManager sManager) throws ServiceException
050    {
051        super.service(sManager);
052        _resolver = (AmetysObjectResolver) sManager.lookup(AmetysObjectResolver.ROLE);
053        _userManager = (UserManager) sManager.lookup(UserManager.ROLE);
054    }
055    
056    public void generate() throws IOException, SAXException, ProcessingException
057    {
058        Request request = ObjectModelHelper.getRequest(objectModel);
059
060        String postId = request.getParameter("id");
061        JCRPost post = (JCRPost) _resolver.resolveById(postId);
062        
063        contentHandler.startDocument();
064        saxPost(post);
065        contentHandler.endDocument();
066    }
067    
068    /**
069     * SAX a post
070     * @param post the post
071     * @throws SAXException if an error occurred
072     */
073    protected void saxPost (JCRPost post) throws SAXException
074    {
075        AttributesImpl atts = new AttributesImpl();
076        atts.addCDATAAttribute("id", post.getId());
077
078        XMLUtils.startElement(contentHandler, "post");
079
080        XMLUtils.createElement(contentHandler, "id", post.getId());
081        
082        UserIdentity userIdentity = post.getAuthor();
083        User user = _userManager.getUser(userIdentity.getPopulationId(), userIdentity.getLogin());
084        String fullName = user == null ? userIdentity.getLogin() : user.getFullName(); 
085        
086        XMLUtils.createElement(contentHandler, "author", fullName);
087        XMLUtils.createElement(contentHandler, "authorLogin", userIdentity.getLogin());
088        XMLUtils.createElement(contentHandler, "creationDate", ParameterHelper.valueToString(post.getCreationDate()));
089
090        XMLUtils.endElement(contentHandler, "post");
091    }
092
093}