/*
* 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.services.jcr.webdav.command;
import org.exoplatform.common.http.HTTPStatus;
import org.exoplatform.services.jcr.webdav.resource.FileResource;
import org.exoplatform.services.jcr.webdav.resource.Resource;
import org.exoplatform.services.jcr.webdav.resource.ResourceUtil;
import org.exoplatform.services.jcr.webdav.util.PropertyConstants;
import org.exoplatform.services.jcr.webdav.util.TextUtil;
import org.exoplatform.services.jcr.webdav.xml.WebDavNamespaceContext;
import org.exoplatform.services.log.ExoLogger;
import org.exoplatform.services.log.Log;
import org.exoplatform.services.rest.ExtHttpHeaders;
import java.net.URI;
import javax.jcr.Node;
import javax.jcr.PathNotFoundException;
import javax.jcr.Session;
import javax.ws.rs.core.Response;
/**
* Created by The eXo Platform SAS. Author : <a
* href="gavrikvetal@gmail.com">Vitaly Guly</a>
*
* @version $Id: $
*/
public class HeadCommand
{
/**
* Logger.
*/
private static Log log = ExoLogger.getLogger(HeadCommand.class);
/**
* Webdav Head method implementation.
*
* @param session current session
* @param path resouce path
* @param baseURI base uri
* @return the instance of javax.ws.rs.core.Response
*/
public Response head(Session session, String path, String baseURI)
{
try
{
Node node = (Node)session.getItem(path);
WebDavNamespaceContext nsContext = new WebDavNamespaceContext(session);
URI uri = new URI(TextUtil.escape(baseURI + node.getPath(), '%', true));
if (ResourceUtil.isFile(node))
{
Resource resource = new FileResource(uri, node, nsContext);
String lastModified = resource.getProperty(PropertyConstants.GETLASTMODIFIED).getValue();
String contentType = resource.getProperty(PropertyConstants.GETCONTENTTYPE).getValue();
String contentLength = resource.getProperty(PropertyConstants.GETCONTENTLENGTH).getValue();
return Response.ok().header(ExtHttpHeaders.LAST_MODIFIED, lastModified).header(ExtHttpHeaders.CONTENT_TYPE,
contentType).header(ExtHttpHeaders.CONTENT_LENGTH, contentLength).build();
}
return Response.ok().build();
}
catch (PathNotFoundException exc)
{
return Response.status(HTTPStatus.NOT_FOUND).build();
}
catch (Exception exc)
{
log.error(exc.getMessage(), exc);
return Response.serverError().build();
}
}
}