package org.apache.jetspeed.portal.portlets;
/*
* Copyright 2000-2001,2004 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.
*/
// jetspeed
import org.apache.jetspeed.portal.Portlet;
import org.apache.jetspeed.services.PortletFactory;
import org.apache.jetspeed.portal.PortletControl;
import org.apache.jetspeed.services.PortalToolkit;
import org.apache.jetspeed.services.logging.JetspeedLogFactoryService;
import org.apache.jetspeed.services.logging.JetspeedLogger;
import org.apache.jetspeed.services.rundata.JetspeedRunData;
import org.apache.jetspeed.util.template.JetspeedLink;
import org.apache.jetspeed.util.template.JetspeedLinkFactory;
// ecs
import org.apache.jetspeed.util.JetspeedClearElement;
import org.apache.ecs.ConcreteElement;
// turbine
import org.apache.turbine.util.RunData;
import org.apache.turbine.services.velocity.TurbineVelocity;
import org.apache.velocity.context.Context;
/**
* Preview portlet. Displays content of potlet
* defined in parameter "previewedPortletName".
*
* @version $Id: PreviewPortlet.java,v 1.5 2004/02/23 04:03:33 jford Exp $
* @author <a href="mailto:taylor@apache.org">David Sean Taylor</a>
* @author <a href="mailto:mark_orciuch@ngsltd.com">Mark Orciuch</a>
*/
public class PreviewPortlet extends AbstractPortlet
{
/**
* Static initialization of the logger for this class
*/
private static final JetspeedLogger logger = JetspeedLogFactoryService.getLogger(PreviewPortlet.class.getName());
/**
* @param rundata The RunData object for the current request
*/
public ConcreteElement getContent(RunData rundata)
{
Context context = TurbineVelocity.getContext(rundata);
context.put( "data", rundata);
TurbineVelocity.getContext(rundata).put("jetspeed", new org.apache.jetspeed.util.template.JetspeedTool(rundata));
ConcreteElement result = null;
String controlName = rundata.getParameters().getString("previewedControlName");
String portletName = rundata.getParameters().getString("previewedPortletName");
if ( portletName == null )
{
JetspeedLink jsLink = null;
try
{
jsLink = JetspeedLinkFactory.getInstance(rundata);
rundata.setRedirectURI(
jsLink.setUser(
rundata.getUser().getUserName(), "default.psml")
.addPathInfo("template", "Customize")
.addPathInfo("media-type", "html")
.toString()
);
JetspeedLinkFactory.putInstance(jsLink);
jsLink = null;
return new JetspeedClearElement("");
} catch (Exception e)
{
logger.error("Exception", e);
rundata.setScreenTemplate("Home");
return new JetspeedClearElement("");
}
//return new JetspeedClearElement("You must specify portlet to preview using [previewedPortletName] parameter");
}
Portlet portlet = null;
try
{
portlet = PortletFactory.getPortlet(portletName, "PreviewPortlet");
PortletControl control = controlName == null ? PortalToolkit.getControl((String)null) :
PortalToolkit.getControl(controlName);
control = null;
if ( control != null )
{
JetspeedRunData jdata = (JetspeedRunData)rundata;
// Use the profile's skin
//portlet.getPortletConfig().setSkin(PortalToolkit.getSkin(jdata.getProfile().getDocument().getPortlets().getSkin()));
control.setPortlet(portlet);
control.init();
result = control.getContent(rundata);
}
else if ( portlet != null )
{
result = portlet.getContent(rundata);
}
if ( result != null && !result.toString().equals("") )
{
/*String html = result.toString();
String currentURL = rundata.getRequest().getRequestURI();
Log.debug("PreviewPortlet: currentURL = " + currentURL + " reader value = " + html);
PreviewRewriter rewriter = new PreviewRewriter(currentURL, currentURL , currentURL, portletName);
result = new JetspeedClearElement(rewriter.rewrite(new StringReader(html)));*/
}
else
{
// The portlet already streamed its content - return a stub
result = new JetspeedClearElement("");
}
}
catch ( Exception e )
{
logger.error("Exception", e);
result = new JetspeedClearElement("This resource is temporarily unavailable");
}
rundata.setLayout("preview");
return result;
}
}