xyzshop/mobile/control/member_cart.php

<?php
/**
 * 我的购物车
 *
 *
 *
 *
 
 */

//use Shopnc\Tpl;

defined('InShopNC') or exit('Access Invalid!');

class member_cartControl extends mobileMemberControl
{
	public function __construct() {
		parent::__construct();
	}

    /**
     * 购物车列表
     */
    public function cart_listOp() {
        $model_cart = Model('cart');
        $model_goods = Model('goods');


        $condition = array('buyer_id' => $this->member_info['member_id']);
        $cart_list	= $model_cart->listCart('db', $condition);
        $sum = 0;
        foreach ($cart_list as $key => $value)
        {
            $goods_id = $value['goods_id'];
            $goods_promotion = $model_goods->getGoodsInfoAndPromotionById($goods_id);
            $goos_storage = $model_goods->getGoodsStorageById($goods_id);
            $promotion_type = '';
            $promotion_price = '0.00';
            if(!empty( $goods_promotion['groupbuy_info'])){
                $promotion_type = '抢购';
                $promotion_price = $goods_promotion['groupbuy_info']['groupbuy_price'];
            }
            if(!empty( $goods_promotion['xianshi_info'])){
                $promotion_type = '限时折扣';
                $promotion_price = $goods_promotion['xianshi_info']['xianshi_price'];
            }
            $goods_spec = unserialize($goods_promotion['goods_spec']);
            $goods_spec_array = array();

            foreach ($goods_spec as $val) {
                array_push($goods_spec_array, $val);
            }

            $cart_list[$key]['goos_storage'] = $goos_storage;
            $cart_list[$key]['goods_spec'] = implode(',', $goods_spec_array);
            $cart_list[$key]['promotion_type'] = $promotion_type;
            $cart_list[$key]['promotion_price'] = $promotion_price;
            $cart_list[$key]['goods_image_url'] = cthumb($value['goods_image'], $value['store_id']);
            $cart_list[$key]['goods_sum'] = ncPriceFormat($value['goods_price'] * $value['goods_num']);
            $sum += $cart_list[$key]['goods_sum'];
        }

        joutput_data(array('cart_list' => $cart_list, 'sum' => ncPriceFormat($sum)));
    }

    /**
     * 购物车添加
     */
    public function cart_addOp()
    {
        $goods_id = intval($_POST['goods_id']);
        $quantity = intval($_POST['quantity']);
        if($goods_id <= 0 || $quantity <= 0) {
            joutput_error(errcode::ErrCart, '参数错误');
        }

        $model_goods = Model('goods');
        $model_cart	= Model('cart');
        $logic_buy_1 = Logic('buy_1');

        $goods_info = $model_goods->getGoodsOnlineInfoAndPromotionById($goods_id);

        //验证是否可以购买
		if(empty($goods_info)) {
            joutput_error(errcode::ErrCart, '商品已下架或不存在');
		}

		//抢购
		$logic_buy_1->getGroupbuyInfo($goods_info);
		
		//限时折扣
		$logic_buy_1->getXianshiInfo($goods_info,$quantity);

        if ($goods_info['store_id'] == $this->member_info['store_id']) {
            joutput_error(errcode::ErrCart, '不能购买自己发布的商品');
		}
		if(intval($goods_info['goods_storage']) < 1 || intval($goods_info['goods_storage']) < $quantity) {
            joutput_error(errcode::ErrCart, '库存不足');
		}

        $param = array();
        $param['buyer_id']	= $this->member_info['member_id'];
        $param['store_id']	= $goods_info['store_id'];
        $param['goods_id']	= $goods_info['goods_id'];
        $param['goods_name'] = $goods_info['goods_name'];
        $param['goods_price'] = $goods_info['goods_price'];
        $param['goods_image'] = $goods_info['goods_image'];
        $param['store_name'] = $goods_info['store_name'];

        $result = $model_cart->addCart($param, 'db', $quantity);
        if($result) {
            joutput_data(array('result' => '1'));
        } else {
            joutput_error(errcode::ErrCart, '收藏失败');
        }
    }

    public function cart_editOp()
    {
        $cart_list = explode(',', urldecode($_POST['cart_list']));
        $new_cart_list= array();
        if (is_array($cart_list))
        {
            foreach ($cart_list as $value)
            {
                if (preg_match_all('/^(\d{1,10})\|(\d{1,6})$/', $value, $match)) {
                    if (intval($match[2][0]) > 0) {
                        $new_cart_list[$match[1][0]] = $match[2][0];
                    }
                }
            }

            $model_cart = Model('cart');
            $condition = array('buyer_id' => $this->member_info['member_id']);
            $original_cart_list	= $model_cart->listCart('db', $condition);
            $quantity_error = array();
            foreach ($original_cart_list as $key => $value)
            {
                if(array_key_exists($value['cart_id'], $new_cart_list))
                {
                    $quantity = intval($new_cart_list[$value['cart_id']]);
                    if(intval($value['goods_num']) !== $quantity)
                    {
                        if(!$this->_check_goods_storage($value, $quantity, $this->member_info['member_id'])) {
                            array_push($quantity_error, array('cart_id' => $value['cart_id'], 'quantity' => $quantity));
                        }
                        else
                        {
                            $data = array();
                            $data['goods_num'] = $quantity;
                            $update = $model_cart->editCart($data, array('cart_id'=> $value['cart_id']));
                            if(!$update) {
                                joutput_error(errcode::ErrCart, '购物车修改失败');
                                return;
                            }
                        }
                    }
                }
                else
                {
                    $delete = $model_cart->delCart('db', array('cart_id'=>$value['cart_id']));
                    if(!$delete) {
                        joutput_error(errcode::ErrCart, '购物车修改失败');
                        return;
                    }
                }
            }

            if(count($quantity_error) > 0) {
                joutput_data(array('result'=> '0', 'quantity_error' => $quantity_error));
            } else {
                joutput_data(array('result' => '1'));
            }
        }else{
            joutput_error(errcode::ErrCart, '购物车列表格式错误');
        }
    }

    /**
     * 购物车删除
     */
    public function cart_delOp()
    {
        $cart_id = intval($_POST['cart_id']);

        $model_cart = Model('cart');

        if($cart_id > 0) {
            $condition = array();
            $condition['buyer_id'] = $this->member_info['member_id'];
            $condition['cart_id'] = $cart_id;

            $model_cart->delCart('db', $condition);
        }

        joutput_data(array('result' => '1'));
    }

    /**
     * 更新购物车购买数量
     */
    public function cart_edit_quantityOp()
    {
		$cart_id = intval(abs($_POST['cart_id']));
		$quantity = intval(abs($_POST['quantity']));
		if(empty($cart_id) || empty($quantity)) {
            joutput_error(errcode::ErrCart, '参数错误');
		}

		$model_cart = Model('cart');

        $cart_info = $model_cart->getCartInfo(array('cart_id'=>$cart_id, 'buyer_id' => $this->member_info['member_id']));

        //检查是否为本人购物车
        if($cart_info['buyer_id'] != $this->member_info['member_id']) {
            joutput_error(errcode::ErrCart, '参数错误');
        }

        //检查库存是否充足
        if(!$this->_check_goods_storage($cart_info, $quantity, $this->member_info['member_id'])) {
            joutput_error(errcode::ErrCart, '库存不足');
        }

		$data = array();
        $data['goods_num'] = $quantity;
        $update = $model_cart->editCart($data, array('cart_id'=>$cart_id));
		if ($update) {
		    $return = array();
            $return['quantity'] = $quantity;
			$return['goods_price'] = ncPriceFormat($cart_info['goods_price']);
			$return['total_price'] = ncPriceFormat($cart_info['goods_price'] * $quantity);
            joutput_data($return);
		} else {
            joutput_error(errcode::ErrCart, '修改失败');
		}
    }

    /**
     * 检查库存是否充足
     */
    private function _check_goods_storage($cart_info, $quantity, $member_id)
    {
		$model_goods= Model('goods');
        $model_bl = Model('p_bundling');
        $logic_buy_1 = Logic('buy_1');

		if ($cart_info['bl_id'] == '0') {
            //普通商品
		    $goods_info	= $model_goods->getGoodsOnlineInfoAndPromotionById($cart_info['goods_id']);

		    //抢购
		    $logic_buy_1->getGroupbuyInfo($goods_info);

		    //限时折扣
		    $logic_buy_1->getXianshiInfo($goods_info,$quantity);

		    if(intval($goods_info['goods_storage']) < $quantity) {
                return false;
		    }
		} else {
		    //优惠套装商品
		    $bl_goods_list = $model_bl->getBundlingGoodsList(array('bl_id' => $cart_info['bl_id']));
		    $goods_id_array = array();
		    foreach ($bl_goods_list as $goods) {
		        $goods_id_array[] = $goods['goods_id'];
		    }
		    $bl_goods_list = $model_goods->getGoodsOnlineListAndPromotionByIdArray($goods_id_array);

		    //如果有商品库存不足，更新购买数量到目前最大库存
		    foreach ($bl_goods_list as $goods_info) {
		        if (intval($goods_info['goods_storage']) < $quantity) {
                    return false;
		        }
		    }
		}
        return true;
    }
}