1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * The contents of this file are subject to the terms of the Liferay Enterprise
5    * Subscription License ("License"). You may not use this file except in
6    * compliance with the License. You can obtain a copy of the License by
7    * contacting Liferay, Inc. See the License for the specific language governing
8    * permissions and limitations under the License, including but not limited to
9    * distribution rights of the Software.
10   *
11   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
12   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
14   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
15   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
16   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
17   * SOFTWARE.
18   */
19  
20  package com.liferay.portlet.shopping.action;
21  
22  import com.liferay.portal.kernel.servlet.SessionErrors;
23  import com.liferay.portal.kernel.util.ParamUtil;
24  import com.liferay.portal.security.auth.PrincipalException;
25  import com.liferay.portal.struts.PortletAction;
26  import com.liferay.portal.util.WebKeys;
27  import com.liferay.portlet.shopping.NoSuchCouponException;
28  import com.liferay.portlet.shopping.model.ShoppingCoupon;
29  import com.liferay.portlet.shopping.service.ShoppingCouponLocalServiceUtil;
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="ViewCouponAction.java.html"><b><i>View Source</i></b></a>
41   *
42   * @author Brian Wing Shun Chan
43   *
44   */
45  public class ViewCouponAction extends PortletAction {
46  
47      public ActionForward render(
48              ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
49              RenderRequest renderRequest, RenderResponse renderResponse)
50          throws Exception {
51  
52          try {
53              long couponId = ParamUtil.getLong(renderRequest, "couponId");
54  
55              String code = ParamUtil.getString(renderRequest, "code");
56  
57              ShoppingCoupon coupon = null;
58  
59              if (couponId > 0) {
60                  coupon = ShoppingCouponLocalServiceUtil.getCoupon(couponId);
61              }
62              else {
63                  coupon = ShoppingCouponLocalServiceUtil.getCoupon(code);
64              }
65  
66              renderRequest.setAttribute(WebKeys.SHOPPING_COUPON, coupon);
67          }
68          catch (Exception e) {
69              if (e instanceof NoSuchCouponException ||
70                  e instanceof PrincipalException) {
71  
72                  SessionErrors.add(renderRequest, e.getClass().getName());
73  
74                  return mapping.findForward("portlet.shopping.error");
75              }
76              else {
77                  throw e;
78              }
79          }
80  
81          return mapping.findForward("portlet.shopping.view_coupon");
82      }
83  
84  }