1   /**
2    * Copyright (c) 2000-2007 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portlet.wiki.action;
24  
25  import com.liferay.portal.kernel.util.ParamUtil;
26  import com.liferay.portal.util.PortalUtil;
27  import com.liferay.portal.util.WebKeys;
28  import com.liferay.portlet.wiki.NoSuchPageException;
29  import com.liferay.portlet.wiki.model.WikiNode;
30  import com.liferay.portlet.wiki.model.WikiPage;
31  import com.liferay.portlet.wiki.service.WikiNodeServiceUtil;
32  import com.liferay.portlet.wiki.service.WikiPageServiceUtil;
33  
34  import javax.portlet.ActionRequest;
35  import javax.portlet.RenderRequest;
36  
37  import javax.servlet.http.HttpServletRequest;
38  
39  /**
40   * <a href="ActionUtil.java.html"><b><i>View Source</i></b></a>
41   *
42   * @author Brian Wing Shun Chan
43   *
44   */
45  public class ActionUtil {
46  
47      public static void getNode(ActionRequest req) throws Exception {
48          HttpServletRequest httpReq = PortalUtil.getHttpServletRequest(req);
49  
50          getNode(httpReq);
51      }
52  
53      public static void getNode(RenderRequest req) throws Exception {
54          HttpServletRequest httpReq = PortalUtil.getHttpServletRequest(req);
55  
56          getNode(httpReq);
57      }
58  
59      public static void getNode(HttpServletRequest req) throws Exception {
60          long nodeId = ParamUtil.getLong(req, "nodeId");
61  
62          WikiNode node = null;
63  
64          if (nodeId > 0) {
65              node = WikiNodeServiceUtil.getNode(nodeId);
66          }
67  
68          req.setAttribute(WebKeys.WIKI_NODE, node);
69      }
70  
71      public static void getPage(ActionRequest req) throws Exception {
72          HttpServletRequest httpReq = PortalUtil.getHttpServletRequest(req);
73  
74          getPage(httpReq);
75      }
76  
77      public static void getPage(RenderRequest req) throws Exception {
78          HttpServletRequest httpReq = PortalUtil.getHttpServletRequest(req);
79  
80          getPage(httpReq);
81      }
82  
83      public static void getPage(HttpServletRequest req) throws Exception {
84          long nodeId = ParamUtil.getLong(req, "nodeId");
85          String title = ParamUtil.getString(req, "title");
86          double version = ParamUtil.getDouble(req, "version");
87  
88          WikiPage page = null;
89  
90          try {
91              page = WikiPageServiceUtil.getPage(nodeId, title, version);
92          }
93          catch (NoSuchPageException nspe) {
94              if (version == 0) {
95                  page = WikiPageServiceUtil.addPage(nodeId, title);
96              }
97          }
98  
99          req.setAttribute(WebKeys.WIKI_PAGE, page);
100     }
101 
102 }