/*==========================================================================*\
| $Id: WebDAVRequestHandler.java,v 1.3 2012/06/22 16:23:18 aallowat Exp $
|*-------------------------------------------------------------------------*|
| Copyright (C) 2011 Virginia Tech
|
| This file is part of Web-CAT.
|
| Web-CAT is free software; you can redistribute it and/or modify
| it under the terms of the GNU Affero General Public License as published
| by the Free Software Foundation; either version 3 of the License, or
| (at your option) any later version.
|
| Web-CAT 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 General Public License for more details.
|
| You should have received a copy of the GNU Affero General Public License
| along with Web-CAT; if not, see <http://www.gnu.org/licenses/>.
\*==========================================================================*/
package org.webcat.core.webdav;
import org.apache.log4j.Level;
import org.apache.log4j.Logger;
import org.webcat.core.Application;
import org.webcat.core.http.MetaRequestHandler;
import org.webcat.core.http.NoCacheRequestFilter;
import org.webcat.core.http.RequestHandlerBinder;
import com.bradmcevoy.http.StandardFilter;
import com.webobjects.appserver.WOContext;
//-------------------------------------------------------------------------
/**
* The main request handler for WebDAV requests.
*
* @author Tony Allevato
* @author Last changed by $Author: aallowat $
* @version $Revision: 1.3 $, $Date: 2012/06/22 16:23:18 $
*/
public class WebDAVRequestHandler extends MetaRequestHandler
{
//~ Constructors ..........................................................
// ----------------------------------------------------------
/**
* Creates a new {@code WebDAVRequestHandler}.
*/
public WebDAVRequestHandler()
{
// Apparently the only way to let DAV know that a file/folder is read-
// only is to throw a NotAuthorizedException in the appropriate
// resource methods, but the Milton framework generates log messages at
// the WARN level when this happens. Instead of requiring all users to
// address this in their log4j configuration file, we just shut it up
// at runtime.
Logger.getLogger(StandardFilter.class).setLevel(Level.ERROR);
// Handle any request via the WebDAVHandler, which will serve files
// using the Milton WebDAV library.
serve("*").with(new WebDAVHandler());
}
//~ Methods ...............................................................
// ----------------------------------------------------------
/**
* Gets an absolute URL to the specified WebDAV path.
*
* @param context the request context
* @param path the path, or null to access the root
* @return the absolute URL
*/
public static String completeURLForPath(WOContext context, String path)
{
return Application.completeURLWithRequestHandlerKey(context,
WebDAVRequestHandler.REQUEST_HANDLER_KEY,
path, null, true, 0);
}
// ----------------------------------------------------------
/**
* Inserts an authentication filter into the filter chain for any request
* to this handler.
*/
protected RequestHandlerBinder register(RequestHandlerBinder binder)
{
return binder.through(new NoCacheRequestFilter())
.through(new WebDAVAuthenticationFilter());
}
//~ Static/instance variables .............................................
/** The request handler key. */
public static final String REQUEST_HANDLER_KEY = "dav";
}