1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * The contents of this file are subject to the terms of the Liferay Enterprise
5    * Subscription License ("License"). You may not use this file except in
6    * compliance with the License. You can obtain a copy of the License by
7    * contacting Liferay, Inc. See the License for the specific language governing
8    * permissions and limitations under the License, including but not limited to
9    * distribution rights of the Software.
10   *
11   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
12   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
14   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
15   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
16   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
17   * SOFTWARE.
18   */
19  
20  package com.liferay.portlet.search.action;
21  
22  import com.liferay.portal.kernel.search.OpenSearch;
23  import com.liferay.portal.kernel.util.ContentTypes;
24  import com.liferay.portal.kernel.util.StringPool;
25  import com.liferay.portal.search.PortalOpenSearchImpl;
26  import com.liferay.portal.util.PortalUtil;
27  import com.liferay.util.servlet.ServletResponseUtil;
28  
29  import javax.servlet.http.HttpServletRequest;
30  import javax.servlet.http.HttpServletResponse;
31  
32  import org.apache.struts.action.Action;
33  import org.apache.struts.action.ActionForm;
34  import org.apache.struts.action.ActionForward;
35  import org.apache.struts.action.ActionMapping;
36  
37  /**
38   * <a href="OpenSearchAction.java.html"><b><i>View Source</i></b></a>
39   *
40   * @author Brian Wing Shun Chan
41   *
42   */
43  public class OpenSearchAction extends Action {
44  
45      public ActionForward execute(
46              ActionMapping mapping, ActionForm form, HttpServletRequest request,
47              HttpServletResponse response)
48          throws Exception {
49  
50          try {
51              ServletResponseUtil.sendFile(
52                  response, null, getXML(request), ContentTypes.TEXT_XML_UTF8);
53  
54              return null;
55          }
56          catch (Exception e) {
57              PortalUtil.sendError(e, request, response);
58  
59              return null;
60          }
61      }
62  
63      protected byte[] getXML(HttpServletRequest request) throws Exception {
64          OpenSearch search = new PortalOpenSearchImpl();
65  
66          String xml = search.search(
67              request,
68              request.getRequestURL().toString() + StringPool.QUESTION +
69                  request.getQueryString());
70  
71          return xml.getBytes();
72      }
73  
74  }