1   /**
2    * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
3    *
4    * This library is free software; you can redistribute it and/or modify it under
5    * the terms of the GNU Lesser General Public License as published by the Free
6    * Software Foundation; either version 2.1 of the License, or (at your option)
7    * any later version.
8    *
9    * This library is distributed in the hope that it will be useful, but WITHOUT
10   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11   * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
12   * details.
13   */
14  
15  package com.liferay.portlet.shopping.action;
16  
17  import com.liferay.portal.kernel.servlet.SessionErrors;
18  import com.liferay.portal.kernel.servlet.SessionMessages;
19  import com.liferay.portal.kernel.util.Constants;
20  import com.liferay.portal.kernel.util.ParamUtil;
21  import com.liferay.portal.kernel.util.Validator;
22  import com.liferay.portal.security.auth.PrincipalException;
23  import com.liferay.portal.struts.PortletAction;
24  import com.liferay.portlet.shopping.CartMinQuantityException;
25  import com.liferay.portlet.shopping.CouponActiveException;
26  import com.liferay.portlet.shopping.CouponEndDateException;
27  import com.liferay.portlet.shopping.CouponStartDateException;
28  import com.liferay.portlet.shopping.NoSuchCouponException;
29  import com.liferay.portlet.shopping.NoSuchItemException;
30  import com.liferay.portlet.shopping.model.ShoppingCart;
31  import com.liferay.portlet.shopping.model.ShoppingItem;
32  import com.liferay.portlet.shopping.service.ShoppingCartLocalServiceUtil;
33  import com.liferay.portlet.shopping.service.ShoppingItemLocalServiceUtil;
34  import com.liferay.portlet.shopping.util.ShoppingUtil;
35  
36  import javax.portlet.ActionRequest;
37  import javax.portlet.ActionResponse;
38  import javax.portlet.PortletConfig;
39  import javax.portlet.RenderRequest;
40  import javax.portlet.RenderResponse;
41  
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="CartAction.java.html"><b><i>View Source</i></b></a>
48   *
49   * @author Brian Wing Shun Chan
50   */
51  public class CartAction extends PortletAction {
52  
53  public void processAction(
54              ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
55              ActionRequest actionRequest, ActionResponse actionResponse)
56          throws Exception {
57  
58          try {
59              updateCart(actionRequest);
60  
61              String redirect = ParamUtil.getString(actionRequest, "redirect");
62  
63              if (Validator.isNotNull(redirect)) {
64                  actionResponse.sendRedirect(redirect);
65              }
66          }
67          catch (Exception e) {
68              if (e instanceof NoSuchItemException ||
69                  e instanceof PrincipalException) {
70  
71                  SessionErrors.add(actionRequest, e.getClass().getName());
72  
73                  setForward(actionRequest, "portlet.shopping.error");
74              }
75              else if (e instanceof CartMinQuantityException ||
76                       e instanceof CouponActiveException ||
77                       e instanceof CouponEndDateException ||
78                       e instanceof CouponStartDateException ||
79                       e instanceof NoSuchCouponException) {
80  
81                  SessionErrors.add(actionRequest, e.getClass().getName(), e);
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          return mapping.findForward(
95              getForward(renderRequest, "portlet.shopping.cart"));
96      }
97  
98      protected void updateCart(ActionRequest actionRequest) throws Exception {
99          String cmd = ParamUtil.getString(actionRequest, Constants.CMD);
100 
101         ShoppingCart cart = ShoppingUtil.getCart(actionRequest);
102 
103         if (cmd.equals(Constants.ADD)) {
104             long itemId = ParamUtil.getLong(actionRequest, "itemId");
105 
106             String fields = ParamUtil.getString(actionRequest, "fields");
107 
108             if (Validator.isNotNull(fields)) {
109                 fields = "|" + fields;
110             }
111 
112             ShoppingItem item = ShoppingItemLocalServiceUtil.getItem(itemId);
113 
114             if (item.getMinQuantity() > 0) {
115                 for (int i = 0; i < item.getMinQuantity(); i++) {
116                     cart.addItemId(itemId, fields);
117                 }
118             }
119             else {
120                 cart.addItemId(itemId, fields);
121             }
122         }
123         else {
124             String itemIds = ParamUtil.getString(actionRequest, "itemIds");
125             String couponCodes = ParamUtil.getString(
126                 actionRequest, "couponCodes");
127             int altShipping = ParamUtil.getInteger(
128                 actionRequest, "altShipping");
129             boolean insure = ParamUtil.getBoolean(actionRequest, "insure");
130 
131             cart.setItemIds(itemIds);
132             cart.setCouponCodes(couponCodes);
133             cart.setAltShipping(altShipping);
134             cart.setInsure(insure);
135         }
136 
137         ShoppingCartLocalServiceUtil.updateCart(
138             cart.getUserId(), cart.getGroupId(), cart.getItemIds(),
139             cart.getCouponCodes(), cart.getAltShipping(), cart.isInsure());
140 
141         if (cmd.equals(Constants.ADD) || cmd.equals(Constants.UPDATE)) {
142             SessionMessages.add(actionRequest, "request_processed");
143         }
144     }
145 
146 }