1547 lines
54 KiB
PHP
Executable File
1547 lines
54 KiB
PHP
Executable File
<?php
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// +----------------------------------------------------------------------
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// | ShopXO 国内领先企业级B2C免费开源电商系统
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// +----------------------------------------------------------------------
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// | Copyright (c) 2011~2019 http://shopxo.net All rights reserved.
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// +----------------------------------------------------------------------
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// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
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// +----------------------------------------------------------------------
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// | Author: Devil
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// +----------------------------------------------------------------------
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namespace app\service;
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use think\Db;
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use think\facade\Hook;
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use app\service\GoodsService;
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use app\service\UserService;
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use app\service\ResourcesService;
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use app\service\ConfigService;
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/**
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* 购买服务层
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* @author Devil
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* @blog http://gong.gg/
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* @version 0.0.1
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* @datetime 2016-12-01T21:51:08+0800
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*/
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class BuyService
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{
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/**
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* 购物车添加
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @date 2018-08-29
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* @desc description
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* @param [array] $params [输入参数]
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*/
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public static function CartAdd($params = [])
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{
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// 请求参数
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$p = [
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[
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'checked_type' => 'empty',
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'key_name' => 'goods_id',
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'error_msg' => '商品id有误',
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],
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[
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'checked_type' => 'empty',
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'key_name' => 'stock',
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'error_msg' => '购买数量有误',
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],
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[
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'checked_type' => 'min',
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'key_name' => 'stock',
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'checked_data' => 1,
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'error_msg' => '购买数量有误',
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],
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[
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'checked_type' => 'empty',
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'key_name' => 'user',
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'error_msg' => '用户信息有误',
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],
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];
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$ret = ParamsChecked($params, $p);
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if($ret !== true)
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{
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return DataReturn($ret, -1);
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}
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// 查询用户状态是否正常
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$ret = UserService::UserStatusCheck('id', $params['user']['id']);
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if($ret['code'] != 0)
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{
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return $ret;
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}
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// 获取商品
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$goods_id = intval($params['goods_id']);
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$goods = Db::name('Goods')->where(['id'=>$goods_id, 'is_shelves'=>1, 'is_delete_time'=>0])->find();
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if(empty($goods))
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{
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return DataReturn('商品不存在或已删除', -2);
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}
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// 规格处理
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$spec = self::GoodsSpecificationsHandle($params);
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// 获取商品基础信息
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$goods_base = GoodsService::GoodsSpecDetail(['id'=>$goods_id, 'spec'=>$spec]);
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if($goods_base['code'] != 0)
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{
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return $goods_base;
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}
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// 获取商品规格图片
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if(!empty($spec))
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{
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$images = self::BuyGoodsSpecImages($goods_id, $spec);
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if(!empty($images))
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{
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$goods['images'] = $images;
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$goods['images_old'] = ResourcesService::AttachmentPathViewHandle($images);
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}
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}
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// 添加购物车
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$data = [
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'user_id' => $params['user']['id'],
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'goods_id' => $goods_id,
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'title' => $goods['title'],
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'images' => $goods['images'],
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'original_price'=> $goods_base['data']['spec_base']['original_price'],
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'price' => $goods_base['data']['spec_base']['price'],
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'stock' => intval($params['stock']),
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'spec' => empty($spec) ? '' : json_encode($spec),
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];
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// 存在则更新
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$where = ['user_id'=>$data['user_id'], 'goods_id'=>$data['goods_id'], 'spec'=>$data['spec']];
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$temp = Db::name('Cart')->where($where)->find();
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if(empty($temp))
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{
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$data['add_time'] = time();
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if(Db::name('Cart')->insertGetId($data) > 0)
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{
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return DataReturn('加入成功', 0, self::UserCartTotal($params));
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}
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} else {
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$data['upd_time'] = time();
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$data['stock'] += $temp['stock'];
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if($data['stock'] > $goods['inventory'])
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{
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$data['stock'] = $goods['inventory'];
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}
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if(Db::name('Cart')->where($where)->update($data))
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{
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return DataReturn('加入成功', 0, self::UserCartTotal($params));
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}
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}
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return DataReturn('加入失败', -100);
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}
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/**
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* 商品规格解析
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @date 2018-09-21
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* @desc description
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* @param [array] $params [输入参数]
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*/
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private static function GoodsSpecificationsHandle($params = [])
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{
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$spec = '';
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if(!empty($params['spec']))
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{
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if(!is_array($params['spec']))
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{
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$spec = json_decode(htmlspecialchars_decode($params['spec']), true);
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} else {
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$spec = $params['spec'];
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}
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}
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return empty($spec) ? '' : $spec;
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}
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/**
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* 获取购物车列表
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* @author Devil
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* @blog http://gong.gg/
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* @version 1.0.0
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* @date 2018-08-29
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* @desc description
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* @param [array] $params [输入参数]
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*/
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public static function CartList($params = [])
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{
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// 请求参数
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$p = [
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[
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'checked_type' => 'empty',
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'key_name' => 'user',
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'error_msg' => '用户信息有误',
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],
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];
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$ret = ParamsChecked($params, $p);
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if($ret !== true)
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{
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return DataReturn($ret, -1);
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}
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$where = (!empty($params['where']) && is_array($params['where'])) ? $params['where'] : [];
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$where['c.user_id'] = $params['user']['id'];
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$field = 'c.*, g.inventory_unit, g.is_shelves, g.is_delete_time, g.buy_min_number, g.buy_max_number, g.model';
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$data = Db::name('Cart')->alias('c')->join(['__GOODS__'=>'g'], 'g.id=c.goods_id')->where($where)->field($field)->order('c.id desc')->select();
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// 数据处理
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if(!empty($data))
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{
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foreach($data as &$v)
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{
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// 规格
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$v['spec'] = empty($v['spec']) ? null : json_decode($v['spec'], true);
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// 获取商品基础信息
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$goods_base = GoodsService::GoodsSpecDetail(['id'=>$v['goods_id'], 'spec'=>$v['spec']]);
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$v['is_invalid'] = 0;
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if($goods_base['code'] == 0)
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{
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$v['inventory'] = $goods_base['data']['spec_base']['inventory'];
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$v['price'] = (float) $goods_base['data']['spec_base']['price'];
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$v['original_price'] = (float) $goods_base['data']['spec_base']['original_price'];
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$v['spec_weight'] = $goods_base['data']['spec_base']['weight'];
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$v['spec_coding'] = $goods_base['data']['spec_base']['coding'];
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$v['spec_barcode'] = $goods_base['data']['spec_base']['barcode'];
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} else {
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$v['is_invalid'] = 1;
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$v['inventory'] = 0;
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$v['spec_weight'] = 0;
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$v['spec_coding'] = '';
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$v['spec_barcode'] = '';
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}
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// 基础信息
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$v['goods_url'] = MyUrl('index/goods/index', ['id'=>$v['goods_id']]);
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$v['images_old'] = $v['images'];
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$v['images'] = ResourcesService::AttachmentPathViewHandle($v['images']);
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$v['total_price'] = $v['stock']* ((float) $v['price']);
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$v['buy_max_number'] = ($v['buy_max_number'] <= 0) ? $v['inventory']: $v['buy_max_number'];
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// 错误处理
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$v['is_error'] = 0;
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$v['error_msg'] = '';
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if($v['is_delete_time'] != 0)
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{
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$v['is_error'] = 1;
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$v['error_msg'] = '商品已作废';
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}
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if(empty($v['error_msg']) && $v['is_invalid'] == 1)
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{
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$v['is_error'] = 1;
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$v['error_msg'] = |