/*
* Copyright 2000-2004 The Apache Software Foundation.
*
* 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.apache.jetspeed.aggregator.impl;
import java.io.IOException;
import java.util.HashSet;
import java.util.Set;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.jetspeed.PortalReservedParameters;
import org.apache.jetspeed.aggregator.ContentDispatcher;
import org.apache.jetspeed.aggregator.PortletAggregator;
import org.apache.jetspeed.aggregator.PortletRenderer;
import org.apache.jetspeed.exception.JetspeedException;
import org.apache.jetspeed.om.page.Fragment;
import org.apache.jetspeed.om.page.psml.FragmentImpl;
import org.apache.jetspeed.request.RequestContext;
/**
* PortletAggregator builds the content required to render a single portlet.
*
* @author <a href="mailto:taylor@apache.org">David Sean Taylor</a>
* @version $Id: PortletAggregatorImpl.java,v 1.9 2005/01/11 20:02:00 weaver Exp $
*/
public class PortletAggregatorImpl implements PortletAggregator
{
private final static Log log = LogFactory.getLog(PortletAggregatorImpl.class);
private PortletRenderer renderer;
public PortletAggregatorImpl(PortletRenderer renderer)
{
this.renderer = renderer;
}
/* (non-Javadoc)
* @see org.apache.jetspeed.aggregator.Aggregator#build(org.apache.jetspeed.request.RequestContext)
*/
public void build(RequestContext context) throws JetspeedException, IOException
{
Fragment fragment = new FragmentImpl(); // TODO: fragment factory
fragment.setType(Fragment.PORTLET);
fragment.setName(context.getRequestParameter(PortalReservedParameters.PORTLET));
String entity = context.getRequestParameter(PortalReservedParameters.PORTLET_ENTITY);
if (entity == null)
{
entity = (String)context.getAttribute(PortalReservedParameters.PORTLET_ENTITY);
}
fragment.setId(entity);
String decorator = fragment.getDecorator();
if( decorator == null)
{
// decorator = context.getPage().getDefaultDecorator(fragment.getType());
log.debug("No sepecific decorator portlet so using page default: "+decorator);
}
ContentDispatcher dispatcher = renderer.getDispatcher(context, false);
renderer.renderNow(fragment, context);
// dispatcher.include(fragment);
context.getResponse().getWriter().write(fragment.getRenderedContent());
}
private void addStyle(RequestContext context, String decoratorName, String decoratorType)
{
log.debug("addStyle: decoratorName=" + decoratorName + ", decoratorType=" + decoratorType );
Set cssUrls = (Set) context.getAttribute("cssUrls");
if (cssUrls == null)
{
cssUrls = new HashSet();
context.setAttribute("cssUrls", cssUrls);
}
//cssUrls.add("/WEB-INF/decorations/" + decoratorType + "/html/" + decoratorName + "/css/styles.css");
if(decoratorType.equals(Fragment.LAYOUT))
{
cssUrls.add("content/css/styles.css");
}
else
{
cssUrls.add("content/"+decoratorName+"/css/styles.css");
}
}
}