| ViewNodeAction.java |
1 /**
2 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3 *
4 *
5 *
6 *
7 * The contents of this file are subject to the terms of the Liferay Enterprise
8 * Subscription License ("License"). You may not use this file except in
9 * compliance with the License. You can obtain a copy of the License by
10 * contacting Liferay, Inc. See the License for the specific language governing
11 * permissions and limitations under the License, including but not limited to
12 * distribution rights 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.servlet.SessionErrors;
26 import com.liferay.portal.security.auth.PrincipalException;
27 import com.liferay.portal.struts.PortletAction;
28 import com.liferay.portlet.wiki.NoSuchNodeException;
29 import com.liferay.portlet.wiki.model.WikiNode;
30
31 import javax.portlet.PortletConfig;
32 import javax.portlet.RenderRequest;
33 import javax.portlet.RenderResponse;
34
35 import org.apache.struts.action.ActionForm;
36 import org.apache.struts.action.ActionForward;
37 import org.apache.struts.action.ActionMapping;
38
39 /**
40 * <a href="ViewNodeAction.java.html"><b><i>View Source</i></b></a>
41 *
42 * @author Jorge Ferrer
43 */
44 public class ViewNodeAction extends PortletAction {
45
46 public static ActionForward viewNode(
47 ActionMapping mapping, RenderRequest renderRequest,
48 String defaultForward)
49 throws Exception {
50
51 try {
52 WikiNode node = ActionUtil.getNode(renderRequest);
53
54 if (node == null) {
55 ActionUtil.getFirstVisibleNode(renderRequest);
56 }
57 }
58 catch (Exception e) {
59 if (e instanceof NoSuchNodeException ||
60 e instanceof PrincipalException) {
61
62 SessionErrors.add(renderRequest, e.getClass().getName());
63
64 return mapping.findForward("portlet.wiki.error");
65 }
66 else {
67 throw e;
68 }
69 }
70
71 return mapping.findForward(defaultForward);
72 }
73
74 public ActionForward render(
75 ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
76 RenderRequest renderRequest, RenderResponse renderResponse)
77 throws Exception {
78
79 return viewNode(
80 mapping, renderRequest,
81 getForward(renderRequest, "portlet.wiki.view_node"));
82 }
83
84 }