1   /**
2    * Copyright (c) 2000-2008 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.workflow.action;
24  
25  import com.liferay.portal.kernel.servlet.SessionErrors;
26  import com.liferay.portal.kernel.util.Constants;
27  import com.liferay.portal.kernel.util.ParamUtil;
28  import com.liferay.portal.security.auth.PrincipalException;
29  import com.liferay.portal.struts.PortletAction;
30  import com.liferay.portlet.workflow.DefinitionXmlException;
31  import com.liferay.portlet.workflow.NoSuchDefinitionException;
32  import com.liferay.portlet.workflow.service.WorkflowDefinitionServiceUtil;
33  
34  import javax.portlet.ActionRequest;
35  import javax.portlet.ActionResponse;
36  import javax.portlet.PortletConfig;
37  import javax.portlet.RenderRequest;
38  import javax.portlet.RenderResponse;
39  
40  import org.apache.commons.logging.Log;
41  import org.apache.commons.logging.LogFactory;
42  import org.apache.struts.action.ActionForm;
43  import org.apache.struts.action.ActionForward;
44  import org.apache.struts.action.ActionMapping;
45  
46  /**
47   * <a href="EditDefinitionAction.java.html"><b><i>View Source</i></b></a>
48   *
49   * @author Brian Wing Shun Chan
50   *
51   */
52  public class EditDefinitionAction extends PortletAction {
53  
54      public void processAction(
55              ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
56              ActionRequest actionRequest, ActionResponse actionResponse)
57          throws Exception {
58  
59          String cmd = ParamUtil.getString(actionRequest, Constants.CMD);
60  
61          try {
62              if (cmd.equals(Constants.ADD)) {
63                  addDefinition(actionRequest);
64              }
65  
66              sendRedirect(actionRequest, actionResponse);
67          }
68          catch (Exception e) {
69              if (e instanceof NoSuchDefinitionException ||
70                  e instanceof PrincipalException) {
71  
72                  SessionErrors.add(actionRequest, e.getClass().getName());
73  
74                  setForward(actionRequest, "portlet.workflow.error");
75              }
76              else {
77                  _log.error(e, e);
78  
79                  SessionErrors.add(
80                      actionRequest, DefinitionXmlException.class.getName());
81  
82                  setForward(actionRequest, "portlet.workflow.edit_definition");
83              }
84          }
85      }
86  
87      public ActionForward render(
88              ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
89              RenderRequest renderRequest, RenderResponse renderResponse)
90          throws Exception {
91  
92          try {
93              ActionUtil.getDefinition(renderRequest);
94          }
95          catch (Exception e) {
96              if (e instanceof NoSuchDefinitionException ||
97                  e instanceof PrincipalException) {
98  
99                  SessionErrors.add(renderRequest, e.getClass().getName());
100 
101                 return mapping.findForward("portlet.workflow.error");
102             }
103             else {
104                 throw e;
105             }
106         }
107 
108         return mapping.findForward(
109             getForward(renderRequest, "portlet.workflow.edit_definition"));
110     }
111 
112     protected void addDefinition(ActionRequest actionRequest) throws Exception {
113         String xml = ParamUtil.getString(actionRequest, "xml");
114 
115         String[] communityPermissions = actionRequest.getParameterValues(
116             "communityPermissions");
117         String[] guestPermissions = actionRequest.getParameterValues(
118             "guestPermissions");
119 
120         WorkflowDefinitionServiceUtil.addDefinition(
121             xml, communityPermissions, guestPermissions);
122     }
123 
124     private static Log _log = LogFactory.getLog(EditDefinitionAction.class);
125 
126 }