| ViewNodeAction.java |
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.wiki.action;
24
25 import com.liferay.portal.kernel.servlet.SessionErrors;
26 import com.liferay.portal.security.auth.PrincipalException;
27 import com.liferay.portal.struts.PortletAction;
28 import com.liferay.portlet.wiki.NoSuchNodeException;
29 import com.liferay.portlet.wiki.model.WikiNode;
30
31 import javax.portlet.PortletConfig;
32 import javax.portlet.RenderRequest;
33 import javax.portlet.RenderResponse;
34
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="ViewNodeAction.java.html"><b><i>View Source</i></b></a>
41 *
42 * @author Jorge Ferrer
43 *
44 */
45 public class ViewNodeAction extends PortletAction {
46
47 public static ActionForward viewNode(
48 ActionMapping mapping, RenderRequest renderRequest,
49 String defaultForward)
50 throws Exception {
51
52 try {
53 WikiNode node = ActionUtil.getNode(renderRequest);
54
55 if (node == null) {
56 ActionUtil.getFirstVisibleNode(renderRequest);
57 }
58 }
59 catch (Exception e) {
60 if (e instanceof NoSuchNodeException ||
61 e instanceof PrincipalException) {
62
63 SessionErrors.add(renderRequest, e.getClass().getName());
64
65 return mapping.findForward("portlet.wiki.error");
66 }
67 else {
68 throw e;
69 }
70 }
71
72 return mapping.findForward(defaultForward);
73 }
74
75 public ActionForward render(
76 ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
77 RenderRequest renderRequest, RenderResponse renderResponse)
78 throws Exception {
79
80 return viewNode(
81 mapping, renderRequest,
82 getForward(renderRequest, "portlet.wiki.view_node"));
83 }
84
85 }