/*
* ModuleParserRSS2.java
*
* Created on November 20, 2005, 6:15 PM
*
* This library is provided under dual licenses.
* You may choose the terms of the Lesser General Public License or the Apache
* License at your discretion.
*
* Copyright (C) 2005 Robert Cooper, Temple of the Screaming Penguin
*
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.rometools.feed.module.cc.io;
import com.sun.syndication.feed.module.Module;
import com.sun.syndication.io.ModuleParser;
import org.rometools.feed.module.cc.CreativeCommonsImpl;
import org.rometools.feed.module.cc.types.License;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.jdom2.Element;
import org.jdom2.Namespace;
/**
*
* @version $Revision: 1.3 $
* @author <a href="mailto:cooper@screaming-penguin.com">Robert "kebernet" Cooper</a>
*/
public class ModuleParserRSS2 implements ModuleParser {
private static final Namespace NS = Namespace.getNamespace( CreativeCommonsImpl.RSS2_URI );
/** Creates a new instance of ModuleParserRSS2 */
public ModuleParserRSS2() {
}
public Module parse(Element element) {
CreativeCommonsImpl module = new CreativeCommonsImpl();
//Do channel global
{
Element root = element;
while( !root.getName().equals("channel") && !root.getName().equals("feed") )
root = root.getParentElement();
ArrayList licenses = new ArrayList();
List items = null;
if( root.getName().equals("channel"))
items = root.getChildren("item");
else
items = root.getChildren("entry");
Iterator iit = items.iterator();
while( iit.hasNext() ){
Element item = (Element) iit.next();
List licenseTags = item.getChildren( "license", NS );
Iterator lit = licenseTags.iterator();
while(lit.hasNext() ){
Element licenseTag = (Element) lit.next();
License license = License.findByValue( licenseTag.getTextTrim() );
if( !licenses.contains( license ));
licenses.add( license );
}
}
if( licenses.size() > 0 ){
module.setAllLicenses( (License[]) licenses.toArray( new License[0] ) );
}
}
// do element local
ArrayList licenses = new ArrayList();
List licenseTags = element.getChildren( "license", NS );
Iterator it = licenseTags.iterator();
while( it.hasNext() ){
Element licenseTag = (Element) it.next();
licenses.add( License.findByValue(licenseTag.getTextTrim() ));
}
if( licenses.size() > 0 ){
module.setLicenses( (License[]) licenses.toArray( new License[0]));
}
if( module.getLicenses() != null && module.getAllLicenses() != null ){
return module;
} else {
return null;
}
}
public String getNamespaceUri() {
return CreativeCommonsImpl.RSS2_URI;
}
}