/*
* ITunesGenerator.java
*
* Created on August 1, 2005, 10:44 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.itunes.io;
import com.sun.syndication.feed.module.Module;
import org.rometools.feed.module.itunes.AbstractITunesObject;
import org.rometools.feed.module.itunes.EntryInformationImpl;
import org.rometools.feed.module.itunes.FeedInformationImpl;
import org.rometools.feed.module.itunes.types.Category;
import com.sun.syndication.io.ModuleGenerator;
import org.jdom2.Element;
import org.jdom2.Namespace;
import java.util.HashSet;
import java.util.Iterator;
/**
* @version $Revision: 1.3 $
* @author <a href="mailto:cooper@screaming-penguin.com">Robert "kebernet" Cooper</a>
*/
public class ITunesGenerator implements ModuleGenerator {
private static final HashSet SET = new HashSet();
private static final Namespace NS = Namespace.getNamespace(AbstractITunesObject.PREFIX, AbstractITunesObject.URI);
static {
SET.add(NS);
}
/** Creates a new instance of ITunesGenerator */
public ITunesGenerator() {
}
public void generate(Module module, Element element) {
Element root = element;
while ((root.getParent() != null) && root.getParent() instanceof Element) {
root = (Element) root.getParent();
}
root.addNamespaceDeclaration(NS);
if (!(module instanceof AbstractITunesObject)) {
return;
}
AbstractITunesObject itunes = (AbstractITunesObject) module;
if (itunes instanceof FeedInformationImpl) {
//Do Channel Specific Stuff.
FeedInformationImpl info = (FeedInformationImpl) itunes;
Element owner = this.generateSimpleElement("owner", "");
Element email = this.generateSimpleElement("email", info.getOwnerEmailAddress());
owner.addContent(email);
Element name = this.generateSimpleElement("name", info.getOwnerName());
owner.addContent(name);
element.addContent(owner);
if (info.getImage() != null) {
Element image = this.generateSimpleElement("image", "");
image.setAttribute("href", info.getImage().toExternalForm());
element.addContent(image);
}
for (Iterator it = info.getCategories().iterator(); it.hasNext();) {
Category cat = (Category) it.next();
Element category = this.generateSimpleElement("category", "");
category.setAttribute("text", cat.getName());
if (cat.getSubcategory() != null) {
Element subcat = this.generateSimpleElement("category", "");
subcat.setAttribute("text", cat.getSubcategory().getName());
category.addContent(subcat);
}
element.addContent(category);
}
} else if (itunes instanceof EntryInformationImpl) {
EntryInformationImpl info = (EntryInformationImpl) itunes;
if (info.getDuration() != null) {
element.addContent(this.generateSimpleElement("duration", info.getDuration().toString()));
}
}
if (itunes.getAuthor() != null) {
element.addContent(this.generateSimpleElement("author", itunes.getAuthor()));
}
if (itunes.getBlock()) {
element.addContent(this.generateSimpleElement("block", ""));
}
if (itunes.getExplicit()) {
element.addContent(this.generateSimpleElement("explicit", "yes"));
} else {
element.addContent(this.generateSimpleElement("explicit", "no"));
}
if (itunes.getKeywords() != null) {
StringBuffer sb = new StringBuffer();
for (int i = 0; i < itunes.getKeywords().length; i++) {
if (i != 0) {
sb.append(", ");
}
sb.append(itunes.getKeywords()[i]);
}
element.addContent(this.generateSimpleElement("keywords", sb.toString()));
}
if (itunes.getSubtitle() != null) {
element.addContent(this.generateSimpleElement("subtitle", itunes.getSubtitle()));
}
if (itunes.getSummary() != null) {
element.addContent(this.generateSimpleElement("summary", itunes.getSummary()));
}
}
/** Returns the list of namespaces this module uses.
* @return set of Namespace objects.
*/
public java.util.Set getNamespaces() {
return SET;
}
/** Returns the namespace URI this module handles.
* @return Returns the namespace URI this module handles.
*/
public String getNamespaceUri() {
return AbstractITunesObject.URI;
}
protected Element generateSimpleElement(String name, String value) {
Element element = new Element(name, NS);
element.addContent(value);
return element;
}
}