1
22
23 package com.liferay.portlet.wiki.action;
24
25 import com.liferay.portal.kernel.servlet.SessionErrors;
26 import com.liferay.portal.kernel.util.ParamUtil;
27 import com.liferay.portal.kernel.util.Validator;
28 import com.liferay.portal.security.auth.PrincipalException;
29 import com.liferay.portal.struts.PortletAction;
30 import com.liferay.portal.util.WebKeys;
31 import com.liferay.portlet.wiki.NoSuchNodeException;
32 import com.liferay.portlet.wiki.NoSuchPageException;
33 import com.liferay.portlet.wiki.model.WikiNode;
34
35 import javax.portlet.PortletConfig;
36 import javax.portlet.RenderRequest;
37 import javax.portlet.RenderResponse;
38
39 import org.apache.struts.action.ActionForm;
40 import org.apache.struts.action.ActionForward;
41 import org.apache.struts.action.ActionMapping;
42
43
50 public class ViewPageAction extends PortletAction {
51
52 public ActionForward render(
53 ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
54 RenderRequest renderRequest, RenderResponse renderResponse)
55 throws Exception {
56
57 String tag = ParamUtil.getString(renderRequest, "tag");
58
59 if (Validator.isNotNull(tag)) {
60 return ViewNodeAction.viewNode(
61 mapping, renderRequest, "portlet.wiki.view_node");
62 }
63
64 try {
65 WikiNode node = ActionUtil.getNode(renderRequest);
66
67 if (node == null) {
68 ActionUtil.getFirstVisibleNode(renderRequest);
69 }
70
71 ActionUtil.getPage(renderRequest);
72 }
73 catch (Exception e) {
74 if (e instanceof NoSuchNodeException ||
75 e instanceof NoSuchPageException ||
76 e instanceof PrincipalException) {
77
78 SessionErrors.add(renderRequest, e.getClass().getName());
79
80 return mapping.findForward("portlet.wiki.error");
81 }
82 else {
83 throw e;
84 }
85 }
86
87 return mapping.findForward(
88 getForward(renderRequest, "portlet.wiki.view_page"));
89 }
90
91 protected void getNode(RenderRequest renderRequest) throws Exception {
92 ActionUtil.getNode(renderRequest);
93
94 WikiNode node = (WikiNode)renderRequest.getAttribute(WebKeys.WIKI_NODE);
95
96 if (node != null) {
97 return;
98 }
99
100 ActionUtil.getFirstVisibleNode(renderRequest);
101 }
102
103 protected boolean isCheckMethodOnProcessAction() {
104 return false;
105 }
106
107 }