com.liferay.CartAction.java Source code

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Here is the source code for com.liferay.CartAction.java

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/**
 * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 * details.
 */

package com.liferay;

import com.liferay.portal.kernel.servlet.SessionErrors;
import com.liferay.portal.kernel.util.Constants;
import com.liferay.portal.kernel.util.ParamUtil;
import com.liferay.portal.kernel.util.Validator;
import com.liferay.portal.security.auth.PrincipalException;
import com.liferay.portal.struts.PortletAction;
import com.liferay.portal.util.PortalUtil;
import com.liferay.portlet.shopping.CartMinQuantityException;
import com.liferay.portlet.shopping.CouponActiveException;
import com.liferay.portlet.shopping.CouponEndDateException;
import com.liferay.portlet.shopping.CouponStartDateException;
import com.liferay.portlet.shopping.NoSuchCouponException;
import com.liferay.portlet.shopping.NoSuchItemException;
import com.liferay.portlet.shopping.model.ShoppingCart;
import com.liferay.portlet.shopping.model.ShoppingItem;
import com.liferay.portlet.shopping.service.ShoppingCartLocalServiceUtil;
import com.liferay.portlet.shopping.service.ShoppingItemLocalServiceUtil;
import com.liferay.portlet.shopping.util.ShoppingUtil;

import javax.portlet.ActionRequest;
import javax.portlet.ActionResponse;
import javax.portlet.PortletConfig;
import javax.portlet.RenderRequest;
import javax.portlet.RenderResponse;

import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

/**
 * @author Brian Wing Shun Chan
 */
public class CartAction extends PortletAction {

    @Override
    public void processAction(ActionMapping actionMapping, ActionForm actionForm, PortletConfig portletConfig,
            ActionRequest actionRequest, ActionResponse actionResponse) throws Exception {

        try {
            updateCart(actionRequest, actionResponse);

            String redirect = PortalUtil.escapeRedirect(ParamUtil.getString(actionRequest, "redirect"));

            if (Validator.isNotNull(redirect)) {
                actionResponse.sendRedirect(redirect);
            }
        } catch (Exception e) {
            if (e instanceof NoSuchItemException || e instanceof PrincipalException) {

                SessionErrors.add(actionRequest, e.getClass());

                setForward(actionRequest, "portlet.shopping.error");
            } else if (e instanceof CartMinQuantityException || e instanceof CouponActiveException
                    || e instanceof CouponEndDateException || e instanceof CouponStartDateException
                    || e instanceof NoSuchCouponException) {

                SessionErrors.add(actionRequest, e.getClass(), e);
            } else {
                throw e;
            }
        }
    }

    @Override
    public ActionForward render(ActionMapping actionMapping, ActionForm actionForm, PortletConfig portletConfig,
            RenderRequest renderRequest, RenderResponse renderResponse) throws Exception {

        return actionMapping.findForward(getForward(renderRequest, "portlet.shopping.cart"));
    }

    protected void updateCart(ActionRequest actionRequest, ActionResponse actionResponse) throws Exception {

        String cmd = ParamUtil.getString(actionRequest, Constants.CMD);

        ShoppingCart cart = ShoppingUtil.getCart(actionRequest);

        if (cmd.equals(Constants.ADD)) {
            long itemId = ParamUtil.getLong(actionRequest, "itemId");

            String fields = ParamUtil.getString(actionRequest, "fields");

            if (Validator.isNotNull(fields)) {
                fields = "|" + fields;
            }

            ShoppingItem item = ShoppingItemLocalServiceUtil.getItem(itemId);

            if (item.getMinQuantity() > 0) {
                for (int i = 0; i < item.getMinQuantity(); i++) {
                    cart.addItemId(itemId, fields);
                }
            } else {
                cart.addItemId(itemId, fields);
            }
        } else {
            String itemIds = ParamUtil.getString(actionRequest, "itemIds");
            String couponCodes = ParamUtil.getString(actionRequest, "couponCodes");
            int altShipping = ParamUtil.getInteger(actionRequest, "altShipping");
            boolean insure = ParamUtil.getBoolean(actionRequest, "insure");

            cart.setItemIds(itemIds);
            cart.setCouponCodes(couponCodes);
            cart.setAltShipping(altShipping);
            cart.setInsure(insure);
        }

        ShoppingCartLocalServiceUtil.updateCart(cart.getUserId(), cart.getGroupId(), cart.getItemIds(),
                cart.getCouponCodes(), cart.getAltShipping(), cart.isInsure());

        if (cmd.equals(Constants.ADD) || cmd.equals(Constants.UPDATE)) {
            addSuccessMessage(actionRequest, actionResponse);
        }
    }

}