Discuz.Aggregation/GoodsAggregationData.cs

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using System;
using System.Data;
using System.Text;
using System.Xml;

using Discuz.Common;
using Discuz.Entity;
using Discuz.Plugin.Mall;

namespace Discuz.Aggregation
{
    /// <summary>
    /// 商品聚合数据类
    /// </summary>
    public class GoodsAggregationData : AggregationData
    {
        #region 得到商品列表

        /// <summary>
        /// 获取聚合页面商品列表信息
        /// </summary>
        /// <param name="type">商品类型(recommend :仅返回推荐商品[商城模式下可用]  , quality_new: 仅返回全新(状态)商品,    quality_old:仅返回二手(状态)商品</param>
        /// <param name="orderby">排序字段(viewcount:按浏览量排序, hotgoods:按商品交易量排序, newgoods:按发布商品时间排序)</param>
        /// <param name="categoryid">商品分类id</param>
        /// <param name="topnumber">获取主题数量</param>
        /// <returns></returns>
        /// <returns></returns>
        public GoodsinfoCollection GetGoodsList(string condition, string orderBy, int categoryId, int topNumber)
        {
            if (Utils.StrIsNullOrEmpty(orderBy))
                orderBy = "goodsid";

            condition = Utils.StrIsNullOrEmpty(orderBy) ? "" : condition.ToLower().Trim();

            string cachekey = "/Aggregation/Goods/Goods_" + categoryId + "_" + condition + "_" + orderBy + "_List";

            Discuz.Cache.DNTCache cache = Discuz.Cache.DNTCache.GetCacheService();

            GoodsinfoCollection __goodsList = cache.RetrieveObject(cachekey) as GoodsinfoCollection;
            if (__goodsList == null)
            {
                switch (condition)
                {
                    case "recommend"://推荐商品
                        {
                            condition = MallPluginProvider.GetInstance().GetGoodsRecommendCondition((int)Discuz.Plugin.Mall.MallPluginBase.OperaCode.MorethanOrEqual, 1);
                            break;
                        }                   
                    case "quality_new"://全新(状态)商品
                        {
                            condition = MallPluginProvider.GetInstance().GetGoodsQualityCondition((int)Discuz.Plugin.Mall.MallPluginBase.OperaCode.MorethanOrEqual, 1);
                            break;
                        }
                    case "quality_old"://二手(状态)商品
                        {
                            condition = MallPluginProvider.GetInstance().GetGoodsQualityCondition((int)Discuz.Plugin.Mall.MallPluginBase.OperaCode.MorethanOrEqual, 2);
                            break;
                        }
                }