001    /**
002     * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portlet.shopping.action;
016    
017    import com.liferay.portal.kernel.servlet.SessionErrors;
018    import com.liferay.portal.kernel.util.Constants;
019    import com.liferay.portal.kernel.util.ParamUtil;
020    import com.liferay.portal.kernel.util.Validator;
021    import com.liferay.portal.security.auth.PrincipalException;
022    import com.liferay.portal.struts.PortletAction;
023    import com.liferay.portlet.shopping.CartMinQuantityException;
024    import com.liferay.portlet.shopping.CouponActiveException;
025    import com.liferay.portlet.shopping.CouponEndDateException;
026    import com.liferay.portlet.shopping.CouponStartDateException;
027    import com.liferay.portlet.shopping.NoSuchCouponException;
028    import com.liferay.portlet.shopping.NoSuchItemException;
029    import com.liferay.portlet.shopping.model.ShoppingCart;
030    import com.liferay.portlet.shopping.model.ShoppingItem;
031    import com.liferay.portlet.shopping.service.ShoppingCartLocalServiceUtil;
032    import com.liferay.portlet.shopping.service.ShoppingItemLocalServiceUtil;
033    import com.liferay.portlet.shopping.util.ShoppingUtil;
034    
035    import javax.portlet.ActionRequest;
036    import javax.portlet.ActionResponse;
037    import javax.portlet.PortletConfig;
038    import javax.portlet.RenderRequest;
039    import javax.portlet.RenderResponse;
040    
041    import org.apache.struts.action.ActionForm;
042    import org.apache.struts.action.ActionForward;
043    import org.apache.struts.action.ActionMapping;
044    
045    /**
046     * @author Brian Wing Shun Chan
047     */
048    public class CartAction extends PortletAction {
049    
050    public void processAction(
051                            ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
052                            ActionRequest actionRequest, ActionResponse actionResponse)
053                    throws Exception {
054    
055                    try {
056                            updateCart(actionRequest, actionResponse);
057    
058                            String redirect = ParamUtil.getString(actionRequest, "redirect");
059    
060                            if (Validator.isNotNull(redirect)) {
061                                    actionResponse.sendRedirect(redirect);
062                            }
063                    }
064                    catch (Exception e) {
065                            if (e instanceof NoSuchItemException ||
066                                    e instanceof PrincipalException) {
067    
068                                    SessionErrors.add(actionRequest, e.getClass().getName());
069    
070                                    setForward(actionRequest, "portlet.shopping.error");
071                            }
072                            else if (e instanceof CartMinQuantityException ||
073                                             e instanceof CouponActiveException ||
074                                             e instanceof CouponEndDateException ||
075                                             e instanceof CouponStartDateException ||
076                                             e instanceof NoSuchCouponException) {
077    
078                                    SessionErrors.add(actionRequest, e.getClass().getName(), e);
079                            }
080                            else {
081                                    throw e;
082                            }
083                    }
084            }
085    
086            public ActionForward render(
087                            ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
088                            RenderRequest renderRequest, RenderResponse renderResponse)
089                    throws Exception {
090    
091                    return mapping.findForward(
092                            getForward(renderRequest, "portlet.shopping.cart"));
093            }
094    
095            protected void updateCart(
096                            ActionRequest actionRequest, ActionResponse actionResponse)
097                    throws Exception {
098    
099                    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                            addSuccessMessage(actionRequest, actionResponse);
143                    }
144            }
145    
146    }