1   /**
2    * Copyright (c) 2000-2009 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.shopping.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.service.ServiceContext;
30  import com.liferay.portal.service.ServiceContextFactory;
31  import com.liferay.portal.struts.PortletAction;
32  import com.liferay.portlet.shopping.CategoryNameException;
33  import com.liferay.portlet.shopping.NoSuchCategoryException;
34  import com.liferay.portlet.shopping.model.ShoppingCategory;
35  import com.liferay.portlet.shopping.service.ShoppingCategoryServiceUtil;
36  
37  import javax.portlet.ActionRequest;
38  import javax.portlet.ActionResponse;
39  import javax.portlet.PortletConfig;
40  import javax.portlet.RenderRequest;
41  import javax.portlet.RenderResponse;
42  
43  import org.apache.struts.action.ActionForm;
44  import org.apache.struts.action.ActionForward;
45  import org.apache.struts.action.ActionMapping;
46  
47  /**
48   * <a href="EditCategoryAction.java.html"><b><i>View Source</i></b></a>
49   *
50   * @author Brian Wing Shun Chan
51   *
52   */
53  public class EditCategoryAction extends PortletAction {
54  
55      public void processAction(
56              ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
57              ActionRequest actionRequest, ActionResponse actionResponse)
58          throws Exception {
59  
60          String cmd = ParamUtil.getString(actionRequest, Constants.CMD);
61  
62          try {
63              if (cmd.equals(Constants.ADD) || cmd.equals(Constants.UPDATE)) {
64                  updateCategory(actionRequest);
65              }
66              else if (cmd.equals(Constants.DELETE)) {
67                  deleteCategory(actionRequest);
68              }
69  
70              sendRedirect(actionRequest, actionResponse);
71          }
72          catch (Exception e) {
73              if (e instanceof NoSuchCategoryException ||
74                  e instanceof PrincipalException) {
75  
76                  SessionErrors.add(actionRequest, e.getClass().getName());
77  
78                  setForward(actionRequest, "portlet.shopping.error");
79              }
80              else if (e instanceof CategoryNameException) {
81                  SessionErrors.add(actionRequest, e.getClass().getName());
82              }
83              else {
84                  throw e;
85              }
86          }
87      }
88  
89      public ActionForward render(
90              ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
91              RenderRequest renderRequest, RenderResponse renderResponse)
92          throws Exception {
93  
94          try {
95              ActionUtil.getCategory(renderRequest);
96          }
97          catch (Exception e) {
98              if (e instanceof NoSuchCategoryException ||
99                  e instanceof PrincipalException) {
100 
101                 SessionErrors.add(renderRequest, e.getClass().getName());
102 
103                 return mapping.findForward("portlet.shopping.error");
104             }
105             else {
106                 throw e;
107             }
108         }
109 
110         return mapping.findForward(
111             getForward(renderRequest, "portlet.shopping.edit_category"));
112     }
113 
114     protected void deleteCategory(ActionRequest actionRequest)
115         throws Exception {
116 
117         long categoryId = ParamUtil.getLong(actionRequest, "categoryId");
118 
119         ShoppingCategoryServiceUtil.deleteCategory(categoryId);
120     }
121 
122     protected void updateCategory(ActionRequest actionRequest)
123         throws Exception {
124 
125         long categoryId = ParamUtil.getLong(actionRequest, "categoryId");
126 
127         long parentCategoryId = ParamUtil.getLong(
128             actionRequest, "parentCategoryId");
129         String name = ParamUtil.getString(actionRequest, "name");
130         String description = ParamUtil.getString(actionRequest, "description");
131 
132         boolean mergeWithParentCategory = ParamUtil.getBoolean(
133             actionRequest, "mergeWithParentCategory");
134 
135         ServiceContext serviceContext = ServiceContextFactory.getInstance(
136             ShoppingCategory.class.getName(), actionRequest);
137 
138         if (categoryId <= 0) {
139 
140             // Add category
141 
142             ShoppingCategoryServiceUtil.addCategory(
143                 parentCategoryId, name, description, serviceContext);
144         }
145         else {
146 
147             // Update category
148 
149             ShoppingCategoryServiceUtil.updateCategory(
150                 categoryId, parentCategoryId, name, description,
151                 mergeWithParentCategory, serviceContext);
152         }
153     }
154 
155 }