com.rometools.modules.itunes.io.ITunesParser Maven / Gradle / Ivy
/*
* ITunesParser.java
*
* Created on August 1, 2005, 8:29 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 com.rometools.modules.itunes.io;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.List;
import java.util.Locale;
import java.util.StringTokenizer;
import org.jdom2.Content;
import org.jdom2.Element;
import org.jdom2.Namespace;
import org.jdom2.output.XMLOutputter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.rometools.modules.itunes.AbstractITunesObject;
import com.rometools.modules.itunes.EntryInformationImpl;
import com.rometools.modules.itunes.FeedInformationImpl;
import com.rometools.modules.itunes.types.Category;
import com.rometools.modules.itunes.types.Duration;
import com.rometools.modules.itunes.types.Subcategory;
import com.rometools.rome.io.ModuleParser;
import com.rometools.rome.io.WireFeedParser;
/**
* @version $Revision: 1.10 $
* @author Robert "kebernet" Cooper
*/
public class ITunesParser implements ModuleParser {
private static final Logger LOG = LoggerFactory.getLogger(ITunesParser.class);
Namespace ns = Namespace.getNamespace(AbstractITunesObject.URI);
/** Creates a new instance of ITunesParser */
public ITunesParser() {
}
public void setParser(final WireFeedParser feedParser) {
}
@Override
public String getNamespaceUri() {
return AbstractITunesObject.URI;
}
@Override
public com.rometools.rome.feed.module.Module parse(final Element element, final Locale locale) {
AbstractITunesObject module = null;
if (element.getName().equals("channel")) {
final FeedInformationImpl feedInfo = new FeedInformationImpl();
module = feedInfo;
// Now I am going to get the channel specific tags
final Element owner = element.getChild("owner", ns);
if (owner != null) {
final Element name = owner.getChild("name", ns);
if (name != null) {
feedInfo.setOwnerName(name.getValue().trim());
}
final Element email = owner.getChild("email", ns);
if (email != null) {
feedInfo.setOwnerEmailAddress(email.getValue().trim());
}
}
final List categories = element.getChildren("category", ns);
for (final Element element2 : categories) {
final Element category = element2;
if (category != null && category.getAttribute("text") != null) {
final Category cat = new Category();
cat.setName(category.getAttribute("text").getValue().trim());
final Element subcategory = category.getChild("category", ns);
if (subcategory != null && subcategory.getAttribute("text") != null) {
final Subcategory subcat = new Subcategory();
subcat.setName(subcategory.getAttribute("text").getValue().trim());
cat.setSubcategory(subcat);
}
feedInfo.getCategories().add(cat);
}
}
final Element complete = element.getChild("complete", ns);
if (complete != null) {
feedInfo.setComplete("yes".equals(complete.getTextTrim().toLowerCase()));
}
final Element newFeedUrl = element.getChild("new-feed-url", ns);
if (newFeedUrl != null) {
feedInfo.setNewFeedUrl(newFeedUrl.getTextTrim());
}
} else if (element.getName().equals("item")) {
final EntryInformationImpl entryInfo = new EntryInformationImpl();
module = entryInfo;
// Now I am going to get the item specific tags
final Element duration = element.getChild("duration", ns);
if (duration != null && duration.getValue() != null) {
final Duration dur = new Duration(duration.getValue().trim());
entryInfo.setDuration(dur);
}
final Element closedCaptioned = element.getChild("isClosedCaptioned", ns);
if (closedCaptioned != null && closedCaptioned.getValue() != null && closedCaptioned.getValue().trim().equalsIgnoreCase("yes")) {
entryInfo.setClosedCaptioned(true);
}
final Element order = element.getChild("order", ns);
if (order != null && order.getValue() != null) {
final Integer o = Integer.valueOf(order.getValue().trim());
entryInfo.setOrder(o);
}
}
if (module != null) {
// All these are common to both Channel and Item
final Element author = element.getChild("author", ns);
if (author != null && author.getText() != null) {
module.setAuthor(author.getText());
}
final Element block = element.getChild("block", ns);
if (block != null) {
module.setBlock(true);
}
final Element explicit = element.getChild("explicit", ns);
if (explicit != null && explicit.getValue() != null && explicit.getValue().trim().equalsIgnoreCase("yes")) {
module.setExplicit(true);
}
final Element keywords = element.getChild("keywords", ns);
if (keywords != null) {
final StringTokenizer tok = new StringTokenizer(getXmlInnerText(keywords).trim(), ",");
final String[] keywordsArray = new String[tok.countTokens()];
for (int i = 0; tok.hasMoreTokens(); i++) {
keywordsArray[i] = tok.nextToken();
}
module.setKeywords(keywordsArray);
}
final Element subtitle = element.getChild("subtitle", ns);
if (subtitle != null) {
module.setSubtitle(subtitle.getTextTrim());
}
final Element summary = element.getChild("summary", ns);
if (summary != null) {
module.setSummary(summary.getTextTrim());
}
final Element image = element.getChild("image", ns);
if (image != null && image.getAttributeValue("href") != null) {
try {
final URL imageURL = new URL(image.getAttributeValue("href").trim());
module.setImage(imageURL);
} catch (final MalformedURLException e) {
LOG.debug("Malformed URL Exception reading itunes:image tag: {}", image.getAttributeValue("href"));
}
}
}
return module;
}
protected String getXmlInnerText(final Element e) {
final StringBuffer sb = new StringBuffer();
final XMLOutputter xo = new XMLOutputter();
final List children = e.getContent();
sb.append(xo.outputString(children));
return sb.toString();
}
}
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