1
14
15 package com.liferay.portlet.messageboards.action;
16
17 import com.liferay.documentlibrary.service.DLLocalServiceUtil;
18 import com.liferay.documentlibrary.service.DLServiceUtil;
19 import com.liferay.portal.kernel.util.MimeTypesUtil;
20 import com.liferay.portal.kernel.util.ParamUtil;
21 import com.liferay.portal.model.CompanyConstants;
22 import com.liferay.portal.struts.ActionConstants;
23 import com.liferay.portal.struts.PortletAction;
24 import com.liferay.portal.util.PortalUtil;
25 import com.liferay.portlet.messageboards.model.MBMessage;
26 import com.liferay.portlet.messageboards.service.MBMessageServiceUtil;
27 import com.liferay.util.servlet.ServletResponseUtil;
28
29 import java.io.InputStream;
30
31 import javax.portlet.ActionRequest;
32 import javax.portlet.ActionResponse;
33 import javax.portlet.PortletConfig;
34
35 import javax.servlet.http.HttpServletRequest;
36 import javax.servlet.http.HttpServletResponse;
37
38 import org.apache.struts.action.ActionForm;
39 import org.apache.struts.action.ActionForward;
40 import org.apache.struts.action.ActionMapping;
41
42
47 public class GetMessageAttachmentAction extends PortletAction {
48
49 public ActionForward strutsExecute(
50 ActionMapping mapping, ActionForm form, HttpServletRequest request,
51 HttpServletResponse response)
52 throws Exception {
53
54 try {
55 long messageId = ParamUtil.getLong(request, "messageId");
56 String fileName = ParamUtil.getString(request, "attachment");
57
58 getFile(messageId, fileName, response);
59
60 return null;
61 }
62 catch (Exception e) {
63 PortalUtil.sendError(e, request, response);
64
65 return null;
66 }
67 }
68
69 public void processAction(
70 ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
71 ActionRequest actionRequest, ActionResponse actionResponse)
72 throws Exception {
73
74 try {
75 long messageId = ParamUtil.getLong(actionRequest, "messageId");
76 String fileName = ParamUtil.getString(actionRequest, "attachment");
77
78 HttpServletResponse response = PortalUtil.getHttpServletResponse(
79 actionResponse);
80
81 getFile(messageId, fileName, response);
82
83 setForward(actionRequest, ActionConstants.COMMON_NULL);
84 }
85 catch (Exception e) {
86 PortalUtil.sendError(e, actionRequest, actionResponse);
87 }
88 }
89
90 protected void getFile(
91 long messageId, String fileName, HttpServletResponse response)
92 throws Exception {
93
94 MBMessage message = MBMessageServiceUtil.getMessage(messageId);
95
96 String path = message.getAttachmentsDir() + "/" + fileName;
97
98 InputStream is = DLLocalServiceUtil.getFileAsStream(
99 message.getCompanyId(), CompanyConstants.SYSTEM, path);
100 int contentLength = (int)DLServiceUtil.getFileSize(
101 message.getCompanyId(), CompanyConstants.SYSTEM, path);
102 String contentType = MimeTypesUtil.getContentType(fileName);
103
104 ServletResponseUtil.sendFile(
105 response, fileName, is, contentLength, contentType);
106 }
107
108 protected boolean isCheckMethodOnProcessAction() {
109 return _CHECK_METHOD_ON_PROCESS_ACTION;
110 }
111
112 private static final boolean _CHECK_METHOD_ON_PROCESS_ACTION = false;
113
114 }