1
14
15 package com.liferay.portlet.wiki.action;
16
17 import com.liferay.portal.kernel.servlet.SessionErrors;
18 import com.liferay.portal.kernel.util.ParamUtil;
19 import com.liferay.portal.kernel.util.Validator;
20 import com.liferay.portal.security.auth.PrincipalException;
21 import com.liferay.portal.struts.PortletAction;
22 import com.liferay.portal.util.WebKeys;
23 import com.liferay.portlet.wiki.NoSuchNodeException;
24 import com.liferay.portlet.wiki.NoSuchPageException;
25 import com.liferay.portlet.wiki.model.WikiNode;
26
27 import javax.portlet.PortletConfig;
28 import javax.portlet.RenderRequest;
29 import javax.portlet.RenderResponse;
30
31 import org.apache.struts.action.ActionForm;
32 import org.apache.struts.action.ActionForward;
33 import org.apache.struts.action.ActionMapping;
34
35
41 public class ViewPageAction extends PortletAction {
42
43 public ActionForward render(
44 ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
45 RenderRequest renderRequest, RenderResponse renderResponse)
46 throws Exception {
47
48 String tag = ParamUtil.getString(renderRequest, "tag");
49
50 if (Validator.isNotNull(tag)) {
51 return ViewNodeAction.viewNode(
52 mapping, renderRequest, "portlet.wiki.view_node");
53 }
54
55 try {
56 WikiNode node = ActionUtil.getNode(renderRequest);
57
58 if (node == null) {
59 ActionUtil.getFirstVisibleNode(renderRequest);
60 }
61
62 ActionUtil.getPage(renderRequest);
63 }
64 catch (Exception e) {
65 if (e instanceof NoSuchNodeException ||
66 e instanceof NoSuchPageException ||
67 e instanceof PrincipalException) {
68
69 SessionErrors.add(renderRequest, e.getClass().getName());
70
71 return mapping.findForward("portlet.wiki.error");
72 }
73 else {
74 throw e;
75 }
76 }
77
78 return mapping.findForward(
79 getForward(renderRequest, "portlet.wiki.view_page"));
80 }
81
82 protected void getNode(RenderRequest renderRequest) throws Exception {
83 ActionUtil.getNode(renderRequest);
84
85 WikiNode node = (WikiNode)renderRequest.getAttribute(WebKeys.WIKI_NODE);
86
87 if (node != null) {
88 return;
89 }
90
91 ActionUtil.getFirstVisibleNode(renderRequest);
92 }
93
94 protected boolean isCheckMethodOnProcessAction() {
95 return false;
96 }
97
98 }