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 long categoryId = ParamUtil.getLong(renderRequest, "categoryId");
49 String tag = ParamUtil.getString(renderRequest, "tag");
50
51 if (categoryId > 0) {
52 return ViewNodeAction.viewNode(
53 mapping, renderRequest, "portlet.wiki.view_categorized_pages");
54 }
55
56 if (Validator.isNotNull(tag)) {
57 return ViewNodeAction.viewNode(
58 mapping, renderRequest, "portlet.wiki.view_tagged_pages");
59 }
60
61 try {
62 ActionUtil.getNode(renderRequest);
63 ActionUtil.getPage(renderRequest);
64 }
65 catch (Exception e) {
66 if (e instanceof NoSuchNodeException ||
67 e instanceof NoSuchPageException ||
68 e instanceof PrincipalException) {
69
70 SessionErrors.add(renderRequest, e.getClass().getName());
71
72 return mapping.findForward("portlet.wiki.error");
73 }
74 else {
75 throw e;
76 }
77 }
78
79 return mapping.findForward(
80 getForward(renderRequest, "portlet.wiki.view_page"));
81 }
82
83 protected void getNode(RenderRequest renderRequest) throws Exception {
84 ActionUtil.getNode(renderRequest);
85
86 WikiNode node = (WikiNode)renderRequest.getAttribute(WebKeys.WIKI_NODE);
87
88 if (node != null) {
89 return;
90 }
91
92 ActionUtil.getFirstVisibleNode(renderRequest);
93 }
94
95 protected boolean isCheckMethodOnProcessAction() {
96 return false;
97 }
98
99 }