001    /**
002     * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.webdav.methods;
016    
017    import com.liferay.portal.kernel.util.StringUtil;
018    import com.liferay.portal.kernel.webdav.WebDAVRequest;
019    import com.liferay.portal.kernel.webdav.methods.Method;
020    
021    import javax.servlet.http.HttpServletResponse;
022    
023    /**
024     * @author Brian Wing Shun Chan
025     * @author Alexander Chow
026     */
027    public class OptionsMethodImpl implements Method {
028    
029            @Override
030            public int process(WebDAVRequest webDAVRequest) {
031                    HttpServletResponse response = webDAVRequest.getHttpServletResponse();
032    
033                    if (webDAVRequest.getWebDAVStorage().isSupportsClassTwo()) {
034                            response.addHeader("DAV", "1,2");
035                    }
036                    else {
037                            response.addHeader("DAV", "1");
038                    }
039    
040                    response.addHeader(
041                            "Allow", StringUtil.merge(Method.SUPPORTED_METHOD_NAMES));
042                    response.addHeader("MS-Author-Via", "DAV");
043    
044                    return HttpServletResponse.SC_OK;
045            }
046    
047    }