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
49 public class ViewPageAction extends PortletAction {
50
51 public ActionForward render(
52 ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
53 RenderRequest renderRequest, RenderResponse renderResponse)
54 throws Exception {
55
56 String tag = ParamUtil.getString(renderRequest, "tag");
57
58 if (Validator.isNotNull(tag)) {
59 return ViewNodeAction.viewNode(
60 mapping, renderRequest, "portlet.wiki.view_node");
61 }
62
63 try {
64 WikiNode node = ActionUtil.getNode(renderRequest);
65
66 if (node == null) {
67 ActionUtil.getFirstVisibleNode(renderRequest);
68 }
69
70 ActionUtil.getPage(renderRequest);
71 }
72 catch (Exception e) {
73 if (e instanceof NoSuchNodeException ||
74 e instanceof NoSuchPageException ||
75 e instanceof PrincipalException) {
76
77 SessionErrors.add(renderRequest, e.getClass().getName());
78
79 return mapping.findForward("portlet.wiki.error");
80 }
81 else {
82 throw e;
83 }
84 }
85
86 return mapping.findForward(
87 getForward(renderRequest, "portlet.wiki.view_page"));
88 }
89
90 protected void getNode(RenderRequest renderRequest) throws Exception {
91 ActionUtil.getNode(renderRequest);
92
93 WikiNode node = (WikiNode)renderRequest.getAttribute(WebKeys.WIKI_NODE);
94
95 if (node != null) {
96 return;
97 }
98
99 ActionUtil.getFirstVisibleNode(renderRequest);
100 }
101
102 protected boolean isCheckMethodOnProcessAction() {
103 return false;
104 }
105
106 }