001    /**
002     * Copyright (c) 2000-2012 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.portal.util.PortalUtil;
024    import com.liferay.portlet.shopping.CartMinQuantityException;
025    import com.liferay.portlet.shopping.CouponActiveException;
026    import com.liferay.portlet.shopping.CouponEndDateException;
027    import com.liferay.portlet.shopping.CouponStartDateException;
028    import com.liferay.portlet.shopping.NoSuchCouponException;
029    import com.liferay.portlet.shopping.NoSuchItemException;
030    import com.liferay.portlet.shopping.model.ShoppingCart;
031    import com.liferay.portlet.shopping.model.ShoppingItem;
032    import com.liferay.portlet.shopping.service.ShoppingCartLocalServiceUtil;
033    import com.liferay.portlet.shopping.service.ShoppingItemLocalServiceUtil;
034    import com.liferay.portlet.shopping.util.ShoppingUtil;
035    
036    import javax.portlet.ActionRequest;
037    import javax.portlet.ActionResponse;
038    import javax.portlet.PortletConfig;
039    import javax.portlet.RenderRequest;
040    import javax.portlet.RenderResponse;
041    
042    import org.apache.struts.action.ActionForm;
043    import org.apache.struts.action.ActionForward;
044    import org.apache.struts.action.ActionMapping;
045    
046    /**
047     * @author Brian Wing Shun Chan
048     */
049    public class CartAction extends PortletAction {
050    
051    @Override
052    public void processAction(
053                            ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
054                            ActionRequest actionRequest, ActionResponse actionResponse)
055                    throws Exception {
056    
057                    try {
058                            updateCart(actionRequest, actionResponse);
059    
060                            String redirect = PortalUtil.escapeRedirect(
061                                    ParamUtil.getString(actionRequest, "redirect"));
062    
063                            if (Validator.isNotNull(redirect)) {
064                                    actionResponse.sendRedirect(redirect);
065                            }
066                    }
067                    catch (Exception e) {
068                            if (e instanceof NoSuchItemException ||
069                                    e instanceof PrincipalException) {
070    
071                                    SessionErrors.add(actionRequest, e.getClass().getName());
072    
073                                    setForward(actionRequest, "portlet.shopping.error");
074                            }
075                            else if (e instanceof CartMinQuantityException ||
076                                             e instanceof CouponActiveException ||
077                                             e instanceof CouponEndDateException ||
078                                             e instanceof CouponStartDateException ||
079                                             e instanceof NoSuchCouponException) {
080    
081                                    SessionErrors.add(actionRequest, e.getClass().getName(), e);
082                            }
083                            else {
084                                    throw e;
085                            }
086                    }
087            }
088    
089            @Override
090            public ActionForward render(
091                            ActionMapping mapping, ActionForm form, PortletConfig portletConfig,
092                            RenderRequest renderRequest, RenderResponse renderResponse)
093                    throws Exception {
094    
095                    return mapping.findForward(
096                            getForward(renderRequest, "portlet.shopping.cart"));
097            }
098    
099            protected void updateCart(
100                            ActionRequest actionRequest, ActionResponse actionResponse)
101                    throws Exception {
102    
103                    String cmd = ParamUtil.getString(actionRequest, Constants.CMD);
104    
105                    ShoppingCart cart = ShoppingUtil.getCart(actionRequest);
106    
107                    if (cmd.equals(Constants.ADD)) {
108                            long itemId = ParamUtil.getLong(actionRequest, "itemId");
109    
110                            String fields = ParamUtil.getString(actionRequest, "fields");
111    
112                            if (Validator.isNotNull(fields)) {
113                                    fields = "|" + fields;
114                            }
115    
116                            ShoppingItem item = ShoppingItemLocalServiceUtil.getItem(itemId);
117    
118                            if (item.getMinQuantity() > 0) {
119                                    for (int i = 0; i < item.getMinQuantity(); i++) {
120                                            cart.addItemId(itemId, fields);
121                                    }
122                            }
123                            else {
124                                    cart.addItemId(itemId, fields);
125                            }
126                    }
127                    else {
128                            String itemIds = ParamUtil.getString(actionRequest, "itemIds");
129                            String couponCodes = ParamUtil.getString(
130                                    actionRequest, "couponCodes");
131                            int altShipping = ParamUtil.getInteger(
132                                    actionRequest, "altShipping");
133                            boolean insure = ParamUtil.getBoolean(actionRequest, "insure");
134    
135                            cart.setItemIds(itemIds);
136                            cart.setCouponCodes(couponCodes);
137                            cart.setAltShipping(altShipping);
138                            cart.setInsure(insure);
139                    }
140    
141                    ShoppingCartLocalServiceUtil.updateCart(
142                            cart.getUserId(), cart.getGroupId(), cart.getItemIds(),
143                            cart.getCouponCodes(), cart.getAltShipping(), cart.isInsure());
144    
145                    if (cmd.equals(Constants.ADD) || cmd.equals(Constants.UPDATE)) {
146                            addSuccessMessage(actionRequest, actionResponse);
147                    }
148            }
149    
150    }