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.mail.action;
24  
25  import com.liferay.portal.kernel.util.ParamUtil;
26  import com.liferay.portal.struts.ActionConstants;
27  import com.liferay.portlet.mail.util.MailUtil;
28  import com.liferay.util.servlet.ServletResponseUtil;
29  
30  import javax.servlet.http.HttpServletRequest;
31  import javax.servlet.http.HttpServletResponse;
32  import javax.servlet.jsp.PageContext;
33  
34  import org.apache.struts.action.Action;
35  import org.apache.struts.action.ActionForm;
36  import org.apache.struts.action.ActionForward;
37  import org.apache.struts.action.ActionMapping;
38  
39  /**
40   * <a href="GetAttachmentAction.java.html"><b><i>View Source</i></b></a>
41   *
42   * @author Ming-Gih Lam
43   *
44   */
45  public class GetAttachmentAction extends Action {
46  
47      public ActionForward execute(
48              ActionMapping mapping, ActionForm form, HttpServletRequest req,
49              HttpServletResponse res)
50          throws Exception {
51  
52          try {
53              String fileName = ParamUtil.getString(req, "fileName");
54              String contentPath = ParamUtil.getString(req, "contentPath");
55  
56              Object[] parts = MailUtil.getAttachment(req, contentPath);
57  
58              byte[] content = (byte[])parts[0];
59              String contentType = (String)parts[1];
60  
61              ServletResponseUtil.sendFile(res, fileName, content, contentType);
62  
63              return null;
64          }
65          catch (Exception e) {
66              req.setAttribute(PageContext.EXCEPTION, e);
67  
68              return mapping.findForward(ActionConstants.COMMON_ERROR);
69          }
70      }
71  
72  }