/**
* Copyright (C) 2009 eXo Platform SAS.
*
* This 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 software 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 software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.exoplatform.portal.resource;
import org.exoplatform.commons.utils.Safe;
import org.exoplatform.commons.xml.DocumentSource;
import org.exoplatform.container.PortalContainer;
import org.exoplatform.container.RootContainer.PortalContainerPostInitTask;
import org.exoplatform.portal.resource.config.xml.SkinConfigParser;
import org.gatein.common.logging.Logger;
import org.gatein.common.logging.LoggerFactory;
import org.gatein.wci.WebAppEvent;
import org.gatein.wci.WebAppLifeCycleEvent;
import org.gatein.wci.WebAppListener;
import java.io.InputStream;
import java.net.URL;
import javax.servlet.ServletContext;
/**
*
* Created by eXoPlatform SAS
*
* Author: Minh Hoang TO - hoang281283@gmail.com
*
* Sep 16, 2009
*/
public class GateInSkinConfigDeployer implements WebAppListener
{
/** . */
private static final Logger log = LoggerFactory.getLogger(GateInSkinConfigDeployer.class);
/** . */
private final SkinService skinService;
/** . */
private static final String GATEIN_CONFIG_RESOURCE = "/WEB-INF/gatein-resources.xml";
/**
* The name of the portal container
*/
private final String portalContainerName;
public GateInSkinConfigDeployer(String portalContainerName, SkinService _skinService)
{
this.skinService = _skinService;
this.portalContainerName = portalContainerName;
}
public void onEvent(final WebAppEvent event)
{
if (event instanceof WebAppLifeCycleEvent)
{
WebAppLifeCycleEvent waEvent = (WebAppLifeCycleEvent)event;
if (waEvent.getType() == WebAppLifeCycleEvent.ADDED)
{
ServletContext scontext = null;
InputStream is = null;
try
{
scontext = event.getWebApp().getServletContext();
is = scontext.getResourceAsStream(GATEIN_CONFIG_RESOURCE);
if (is != null)
{
final PortalContainerPostInitTask task = new PortalContainerPostInitTask()
{
public void execute(ServletContext scontext, PortalContainer portalContainer)
{
register(scontext, portalContainer);
skinService.registerContext(event.getWebApp());
}
};
PortalContainer.addInitTask(scontext, task, portalContainerName);
}
}
catch (Exception ex)
{
log.error("An error occurs while registering '" + GATEIN_CONFIG_RESOURCE + "' from the context '"
+ (scontext == null ? "unknown" : scontext.getServletContextName()) + "'", ex);
}
finally
{
Safe.close(is);
}
}
}
}
private void register(ServletContext scontext, PortalContainer container)
{
URL url;
try
{
url = scontext.getResource(GATEIN_CONFIG_RESOURCE);
if (url != null)
{
SkinConfigParser.processConfigResource(DocumentSource.create(url), skinService, scontext);
}
else
{
log.debug("No " + GATEIN_CONFIG_RESOURCE + " found in web application " + scontext.getContextPath());
}
}
catch (Exception ex)
{
log.error("An error occurs while registering '" + GATEIN_CONFIG_RESOURCE + "' from the context '"
+ (scontext == null ? "unknown" : scontext.getServletContextName()) + "'", ex);
}
}
}