WooYun.org

/**
     * 购买商品
     * @param int $id
     * @param int $num
     * @author 郑钟良<zzl@ourstu.com>
     */
    public function goodsBuy($id = 0, $name = '', $address = '', $zipcode = '', $phone = '', $address_id = '')
    {
        $address = op_t($address);
        $address_id = intval($address_id);
        $num = 1;
        if (!is_login()) {
            $this->error('请先登录！');
        }
        $goods = D('shop')->where('id=' . $id)->find();
        if ($goods) {
            if($num<=0){
                $this->error('商品购买数量不能为负数。');
            }
            //验证开始
            //判断商品余量
            if ($num > $goods['goods_num']) {
                $this->error('商品余量不足');
            }
            //扣tox_money
            $tox_money_need = $num * $goods['tox_money_need'];
            $my_tox_money = getMyToxMoney();