/* PathRequestParser
*
* $Id$
*
* Created on 6:47:21 PM Apr 24, 2007.
*
* Copyright (C) 2007 Internet Archive.
*
* This file is part of wayback-core.
*
* wayback-core is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* any later version.
*
* wayback-core 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 Public License for more details.
*
* You should have received a copy of the GNU Lesser Public License
* along with wayback-core; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package org.archive.wayback.requestparser;
import javax.servlet.http.HttpServletRequest;
import org.archive.wayback.core.WaybackRequest;
import org.archive.wayback.exception.BadQueryException;
import org.archive.wayback.webapp.AccessPoint;
import org.archive.wayback.util.EscapeDecoder;
/**
* Subclass of RequestParser that acquires key request information from the
* path component following the wayback context.
*
* @author brad
* @version $Date$, $Revision$
*/
public abstract class PathRequestParser extends BaseRequestParser {
/**
* @param requestPath
* @return WaybackRequest with information parsed from the requestPath, or
* null if information could not be extracted.
*/
public abstract WaybackRequest parse(String requestPath);
/* (non-Javadoc)
* @see org.archive.wayback.requestparser.BaseRequestParser#parse(javax.servlet.http.HttpServletRequest, org.archive.wayback.webapp.WaybackContext)
*/
@Override
public WaybackRequest parse(HttpServletRequest httpRequest,
AccessPoint wbContext) throws BadQueryException {
String queryString = httpRequest.getQueryString();
String origRequestPath = httpRequest.getRequestURI();
if (queryString != null) {
origRequestPath += "?" + queryString;
}
String contextPath = wbContext.getContextPath(httpRequest);
if (!origRequestPath.startsWith(contextPath)) {
return null;
}
String requestPath = origRequestPath.substring(contextPath.length());
requestPath=EscapeDecoder.urlUnescape(requestPath); // BUG 0000069 (nutchwax) and BUG 0000075 (nutchwax)
WaybackRequest wbRequest = parse(requestPath);
if(wbRequest != null) {
//wbRequest.fixup(httpRequest); BUG 120608
wbRequest.setResultsPerPage(maxRecords);
}
return wbRequest;
}
}