libreccm/ccm-cms/src/main/java/com/arsdigita/cms/dispatcher/ContentPanel.java

130 lines
4.6 KiB
Java
Executable File

/*
* Copyright (C) 2001-2004 Red Hat Inc. All Rights Reserved.
*
* 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
*
*/
package com.arsdigita.cms.dispatcher;
import com.arsdigita.bebop.PageState;
import com.arsdigita.bebop.SimpleComponent;
import com.arsdigita.cms.CMS;
import com.arsdigita.dispatcher.DispatcherHelper;
import com.arsdigita.util.Assert;
import com.arsdigita.xml.Element;
import org.librecms.contentsection.ContentItem;
import org.librecms.contentsection.ContentSection;
import org.librecms.contentsection.ContentSectionServlet;
import org.librecms.dispatcher.ItemResolver;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* <p>
* This <code>ContentPanel</code> component fetches the
* {@link com.arsdigita.cms.dispatcher.XMLGenerator} for the content
* section.</p>
*
* @author Michael Pih (pihman@arsdigita.com)
* @version $Revision$ $Date$
* @version $Id$
*/
public class ContentPanel extends SimpleComponent {
public ContentPanel() {
super();
}
/**
* Fetches an XML Generator. This method can be overridden to fetch any
* {@link com.arsdigita.cms.dispatcher.XMLGenerator}, but by default, it
* fetches the <code>XMLGenerator</code> registered to the current
* {@link com.arsdigita.cms.ContentSection}.
*
* @param state The page state
*
* @return The XMLGenerator used by this Content Panel
*/
protected XMLGenerator getXMLGenerator(PageState state) {
ContentSection section = CMS.getContext().getContentSection();
Assert.exists(section);
try {
return (XMLGenerator) Class.forName(section.getXmlGeneratorClass())
.newInstance();
} catch (ClassNotFoundException |
InstantiationException |
IllegalAccessException ex) {
throw new RuntimeException(ex);
}
}
/**
* Generates XML that represents a content item.
*
* @param state The page state
* @param parent The parent DOM element
*
* @see com.arsdigita.cms.dispatcher.XMLGenerator
*/
@Override
public void generateXML(PageState state, Element parent) {
if (isVisible(state)) {
Element content = parent.newChildElement("cms:contentPanel",
CMS.CMS_XML_NS);
exportAttributes(content);
// Generate path information about the content item
generatePathInfoXML(state, content);
// Take advantage of caching in the CMS Dispatcher.
XMLGenerator xmlGenerator = getXMLGenerator(state);
xmlGenerator.generateXML(state, content, null);
}
}
/**
* Generate information about the path to this content item.
*
* @param state the page state
* @param parent the element that will contain the path info
*/
protected void generatePathInfoXML(PageState state, Element parent) {
Element pathInfo = parent
.newChildElement("cms:pathInfo", CMS.CMS_XML_NS);
if (CMS.getContext().hasContentSection()) {
pathInfo.newChildElement("cms:sectionPath", CMS.CMS_XML_NS).setText(
CMS.getContext().getContentSection().getPrimaryUrl());
}
String url = DispatcherHelper.getRequestContext().getRemainingURLPart();
if (url.startsWith(CMSDispatcher.PREVIEW)) {
pathInfo.newChildElement("cms:previewPath", CMS.CMS_XML_NS).setText(
ContentSectionServlet.PREVIEW);
}
pathInfo.newChildElement("cms:templatePrefix", CMS.CMS_XML_NS).setText(
"/" + ItemResolver.TEMPLATE_CONTEXT_PREFIX);
if (CMS.getContext().hasContentItem()) {
ContentItem item = CMS.getContext().getContentItem();
pathInfo.newChildElement("cms:itemPath", CMS.CMS_XML_NS).setText("/"
+ item.getName());
}
}
}