1
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
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 }