PHP.51-TP框架商城应用实例-前台3-楼层推荐、TP框架雪崩问题

/****** 获取前台首页楼层中的数据 ***********/
        public function floorData()
        {
            $floorData = S(‘floorData‘);
            if($floorData)
                return $floorData;
            else
            {
                // 先取出推荐到楼层的顶级分类
                $ret = $this->where(array(
                    ‘parent_id‘ => array(‘eq‘, 0),
                    ‘is_floor‘ => array(‘eq‘, ‘是‘)
                ))->select();
                //var_dump($ret);die;
                $goodsModel = D(‘Admin/Goods‘);
                // 循环每个楼层取出楼层中的数据
                foreach ($ret as $k => $v)
                {
                    /*********** 这个楼层中的品牌数据 *************/
                    // 先取出这个楼层下所有的商品ID
                    $goodsId = $goodsModel->getGoodsIdByCatId($v[‘id‘]);

                    // 再取出这些商品所用到的品牌
                    $ret[$k][‘brand‘] = $goodsModel->alias(‘a‘)
                        ->join(‘LEFT JOIN __BRAND__ b ON a.brand_id=b.id‘)
                        ->field(‘DISTINCT brand_id,b.brand_name,b.logo‘)
                        ->where(array(
                            ‘a.id‘ => array(‘in‘, $goodsId),
                            ‘a.brand_id‘ => array(‘neq‘, 0),
                    ))->limit(9)->select();
                        //var_dump($ret[0][‘brand‘]);die;

                    /**** 取出未推荐的二级分类并保存到这个顶级分类的subCat字段中 ****/
                    $ret[$k][‘subCat‘] = $this->where(array(
                        ‘parent_id‘ => array(‘eq‘, $v[‘id‘]),
                        ‘is_floor‘ => array(‘eq‘, ‘否‘),
                    ))->select();
                        //var_dump($ret[0][‘subCat‘]);die;
                    /****** 取出推荐的二级分类并保存到这个顶级分类的subCat字段中 *******/
                    $ret[$k][‘recSubCat‘] = $this->where(array(
                        ‘parent_id‘ => array(‘eq‘, $v[‘id‘]),
                        ‘is_floor‘ => array(‘eq‘, ‘是‘),
                    ))->select();
                        //var_dump($ret[0][‘recSubCat‘]);die;
                    /*****  循环每个推荐的二级分类取出分类下的8件被推荐到楼层的商品 ****/
                    foreach ($ret[$k][‘recSubCat‘] as $k1 => &$v1)
                    {
                        //取出这个分类下所有商品的ID并返回一维数组
                        $gid = $goodsModel->getGoodsIdByCatId($v1[‘id‘]);
                        $gids = implode(",", $gid);
                        //var_dump($gids);die;
                        // 再根据商品ID取出商品的详细信息
                        $v1[‘goods‘] = $goodsModel->field(‘id,mid_logo,goods_name,shop_price‘)
                            ->where(array(
                            ‘is_on_sale‘ => array(‘eq‘, ‘1‘),
                            ‘is_floor‘ => array(‘eq‘, ‘是‘),
                            ‘id‘ => array(‘in‘, $gids),
                        ))->order(‘sort_num ASC‘)->limit(8)->select();
                        //var_dump($v1[‘goods‘]);die;
                    }
                }
                S(‘floorData‘, $ret, 5);
                return $ret;
            }
        }