1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portlet.search.action;
24  
25  import com.liferay.portal.kernel.search.OpenSearch;
26  import com.liferay.portal.kernel.util.ContentTypes;
27  import com.liferay.portal.kernel.util.StringPool;
28  import com.liferay.portal.search.PortalOpenSearchImpl;
29  import com.liferay.portal.util.PortalUtil;
30  import com.liferay.util.servlet.ServletResponseUtil;
31  
32  import javax.servlet.http.HttpServletRequest;
33  import javax.servlet.http.HttpServletResponse;
34  
35  import org.apache.struts.action.Action;
36  import org.apache.struts.action.ActionForm;
37  import org.apache.struts.action.ActionForward;
38  import org.apache.struts.action.ActionMapping;
39  
40  /**
41   * <a href="OpenSearchAction.java.html"><b><i>View Source</i></b></a>
42   *
43   * @author Brian Wing Shun Chan
44   *
45   */
46  public class OpenSearchAction extends Action {
47  
48      public ActionForward execute(
49              ActionMapping mapping, ActionForm form, HttpServletRequest request,
50              HttpServletResponse response)
51          throws Exception {
52  
53          try {
54              ServletResponseUtil.sendFile(
55                  response, null, getXML(request), ContentTypes.TEXT_XML_UTF8);
56  
57              return null;
58          }
59          catch (Exception e) {
60              PortalUtil.sendError(e, request, response);
61  
62              return null;
63          }
64      }
65  
66      protected byte[] getXML(HttpServletRequest request) throws Exception {
67          OpenSearch search = new PortalOpenSearchImpl();
68  
69          String xml = search.search(
70              request,
71              request.getRequestURL().toString() + StringPool.QUESTION +
72                  request.getQueryString());
73  
74          return xml.getBytes();
75      }
76  
77  }