001
014
015 package com.liferay.portlet.wiki.action;
016
017 import com.liferay.portal.kernel.servlet.SessionErrors;
018 import com.liferay.portal.kernel.util.ParamUtil;
019 import com.liferay.portal.kernel.util.Validator;
020 import com.liferay.portal.security.auth.PrincipalException;
021 import com.liferay.portal.struts.PortletAction;
022 import com.liferay.portal.util.WebKeys;
023 import com.liferay.portlet.wiki.NoSuchNodeException;
024 import com.liferay.portlet.wiki.NoSuchPageException;
025 import com.liferay.portlet.wiki.model.WikiNode;
026
027 import javax.portlet.PortletConfig;
028 import javax.portlet.RenderRequest;
029 import javax.portlet.RenderResponse;
030
031 import org.apache.struts.action.ActionForm;
032 import org.apache.struts.action.ActionForward;
033 import org.apache.struts.action.ActionMapping;
034
035
039 public class ViewPageAction extends PortletAction {
040
041 @Override
042 public ActionForward render(
043 ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
044 RenderRequest renderRequest, RenderResponse renderResponse)
045 throws Exception {
046
047 long categoryId = ParamUtil.getLong(renderRequest, "categoryId");
048
049 if (categoryId > 0) {
050 return ViewNodeAction.viewNode(
051 mapping, renderRequest, "portlet.wiki.view_categorized_pages");
052 }
053
054 String tag = ParamUtil.getString(renderRequest, "tag");
055
056 if (Validator.isNotNull(tag)) {
057 return ViewNodeAction.viewNode(
058 mapping, renderRequest, "portlet.wiki.view_tagged_pages");
059 }
060
061 try {
062 ActionUtil.getNode(renderRequest);
063 ActionUtil.getPage(renderRequest);
064 }
065 catch (Exception e) {
066 if (e instanceof NoSuchNodeException ||
067 e instanceof NoSuchPageException ||
068 e instanceof PrincipalException) {
069
070 SessionErrors.add(renderRequest, e.getClass().getName());
071
072 return mapping.findForward("portlet.wiki.error");
073 }
074 else {
075 throw e;
076 }
077 }
078
079 return mapping.findForward(
080 getForward(renderRequest, "portlet.wiki.view_page"));
081 }
082
083 protected void getNode(RenderRequest renderRequest) throws Exception {
084 ActionUtil.getNode(renderRequest);
085
086 WikiNode node = (WikiNode)renderRequest.getAttribute(WebKeys.WIKI_NODE);
087
088 if (node != null) {
089 return;
090 }
091
092 ActionUtil.getFirstVisibleNode(renderRequest);
093 }
094
095 @Override
096 protected boolean isCheckMethodOnProcessAction() {
097 return false;
098 }
099
100 }