1   /**
2    * Copyright (c) 2000-2008 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.journal.action;
24  
25  import com.liferay.portal.PortalException;
26  import com.liferay.portal.kernel.util.ContentTypes;
27  import com.liferay.portal.kernel.util.ParamUtil;
28  import com.liferay.portal.security.auth.PrincipalException;
29  import com.liferay.portal.struts.ActionConstants;
30  import com.liferay.portal.util.PortalUtil;
31  import com.liferay.portlet.journal.NoSuchStructureException;
32  import com.liferay.portlet.journal.model.JournalStructure;
33  import com.liferay.portlet.journal.service.JournalStructureLocalServiceUtil;
34  import com.liferay.util.servlet.ServletResponseUtil;
35  
36  import javax.servlet.http.HttpServletRequest;
37  import javax.servlet.http.HttpServletResponse;
38  import javax.servlet.jsp.PageContext;
39  
40  import org.apache.struts.action.Action;
41  import org.apache.struts.action.ActionForm;
42  import org.apache.struts.action.ActionForward;
43  import org.apache.struts.action.ActionMapping;
44  
45  /**
46   * <a href="GetStructureAction.java.html"><b><i>View Source</i></b></a>
47   *
48   * @author Brian Wing Shun Chan
49   * @author Raymond Augé
50   *
51   */
52  public class GetStructureAction extends Action {
53  
54      public ActionForward execute(
55              ActionMapping mapping, ActionForm form, HttpServletRequest req,
56              HttpServletResponse res)
57          throws Exception {
58  
59          try {
60              long groupId = ParamUtil.getLong(req, "groupId");
61              String structureId = ParamUtil.getString(req, "structureId");
62  
63              JournalStructure structure =
64                  JournalStructureLocalServiceUtil.getStructure(
65                      groupId, structureId);
66  
67              String fileName = null;
68              byte[] byteArray = structure.getXsd().getBytes();
69  
70              ServletResponseUtil.sendFile(
71                  res, fileName, byteArray, ContentTypes.TEXT_XML_UTF8);
72  
73              return null;
74          }
75          catch (PortalException pe) {
76              if (pe instanceof PrincipalException) {
77                  PortalUtil.sendError(
78                      HttpServletResponse.SC_FORBIDDEN, pe, req, res);
79              }
80              else if (pe instanceof NoSuchStructureException) {
81                  PortalUtil.sendError(
82                      HttpServletResponse.SC_NOT_FOUND, pe, req, res);
83              }
84  
85              return null;
86          }
87          catch (Exception e) {
88              req.setAttribute(PageContext.EXCEPTION, e);
89  
90              return mapping.findForward(ActionConstants.COMMON_ERROR);
91          }
92      }
93  
94  }