plus/posttocar.php

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<?php
/**
 *
 * 发送到购物车
 *
 * @version        $Id: posttocar.php 1 15:38 2010年7月8日Z tianya $
 * @package        DedeCMS.Site
 * @copyright      Copyright (c) 2007 - 2010, DesDev, Inc.
 * @license        http://help.dedecms.com/usersguide/license.html
 * @link           http://www.dedecms.com
 */
require_once (dirname(__FILE__) . "/../include/common.inc.php");
require_once DEDEINC.'/shopcar.class.php';
$cart = new MemberShops();

$do = isset($do) ? trim($do) : 'add';

if($do == 'add')
{
    /*
    function addItem();                add a product to car
    */
    $buynum = isset($buynum) && is_numeric($buynum) ? $buynum : 1;
    $id =empty($id)? "" : intval($id);
    $buynum = ($buynum < 1) ? 1 : $buynum;
    $rs = $dsql->GetOne("SELECT id,channel,title FROM #@__archives WHERE id='$id'");
    if(!is_array($rs))
    {
        ShowMsg("该商品已不存在！","-1");
        exit();
    }
    $cts = GetChannelTable($rs['channel']);
    $rows = $dsql->GetOne("SELECT aid as id,trueprice as price,units FROM `$cts[addtable]` WHERE aid='$id'");
    if(!is_array($rows))
    {
        ShowMsg("该商品已不存在！","-1");
        exit();
    }
    $rows['buynum'] = $buynum;
    $rows['title']     = $rs['title'];
    $cart->addItem($id, $rows);
    ShowMsg("已添加加到购物车,<a href='car.php'>查看购物车</a>","car.php");
    exit();
}
elseif($do == 'del')
{
    /*
    function delItem();                del products from car
    */
    if(!isset($ids))
    {
        ShowMsg("请选择要删除的商品！","-1");
        exit;
    }
    if(is_array($ids))
    {
        foreach($ids as $id)
        {
            $id = intval($id);
            $cart->delItem($id);