72 lines
3.8 KiB
C#
72 lines
3.8 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Web;
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using WeiSha.Common;
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using Song.ServiceInterfaces;
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using VTemplate.Engine;
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namespace Song.Site.Mobile
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{
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/// <summary>
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/// 课程列表
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/// </summary>
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public class Courses : BasePage
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{
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//专业ID,课程id
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protected int sbjid = WeiSha.Common.Request.QueryString["sbjid"].Int32 ?? 0;
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protected int couid = WeiSha.Common.Request.QueryString["couid"].Int32 ?? 0;
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//搜索字符
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protected string search = WeiSha.Common.Request.Form["search"].String;
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protected override void InitPageTemplate(HttpContext context)
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{
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//此页面的ajax提交，全部采用了POST方式
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if (Request.ServerVariables["REQUEST_METHOD"] == "POST")
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{
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//专业id，多个id用逗号分隔
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string sbjids = WeiSha.Common.Request.Form["sbjids"].String;
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string sear = WeiSha.Common.Request.Form["sear"].UrlDecode;
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int size = WeiSha.Common.Request.Form["size"].Int32 ?? 10; //每页多少条
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int index = WeiSha.Common.Request.Form["index"].Int32 ?? 1; //第几页
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//仅限的输出字段
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string onlyFeild = WeiSha.Common.Request.Form["only"].String; //输出哪些字段
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string wipeFeild = WeiSha.Common.Request.Form["wipe"].String; //哪些字段不输出
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//查询排序方式，
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//def:默认，先推荐，然后按访问量倒序
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//flux：按访问量倒序
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//tax：按自定义排序要求
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//new:按创建时间，最新发布在前面
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//rec:按推荐，先推荐，然后按tax排序
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string order = WeiSha.Common.Request.Form["order"].String;
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int sumcount = 0;
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//当前专业下的子专业，如果是顶级，则显示所有顶级专业
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List<Song.Entities.Course> courses;
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courses = Business.Do<ICourse>().CoursePager(this.Organ.Org_ID, sbjids, true, sear, order, size, index, out sumcount);
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string json = "{\"size\":" + size + ",\"index\":" + index + ",\"sumcount\":" + sumcount + ",";
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json += "\"items\":[";
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for (int i = 0; i < courses.Count; i++)
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{
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Song.Entities.Course c = courses[i];
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c.Cou_LogoSmall = string.IsNullOrWhiteSpace(c.Cou_LogoSmall) ? null : Upload.Get["Course"].Virtual + c.Cou_LogoSmall;
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c.Cou_Logo = string.IsNullOrWhiteSpace(c.Cou_Logo) ? null : Upload.Get["Course"].Virtual + c.Cou_Logo;
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c.Cou_Intro = c.Cou_Content = string.Empty;
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//是否免费，或是限时免费
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if (c.Cou_IsLimitFree)
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{
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DateTime freeEnd = c.Cou_FreeEnd.AddDays(1).Date;
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if (!(c.Cou_FreeStart <= DateTime.Now && freeEnd >= DateTime.Now))
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c.Cou_IsLimitFree = false;
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}
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//增加输出项
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Dictionary<string, object> addParas = new Dictionary<string, object>();
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addParas.Add("olcount", Business.Do<IOutline>().OutlineOfCount(c.Cou_ID, -1, true)); //当前课程里的章节数
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addParas.Add("quscount", Business.Do<IQuestions>().QuesOfCount(c.Org_ID, c.Sbj_ID, c.Cou_ID, -1, 0, true)); //当前课程的试题
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json += c.ToJson(onlyFeild, wipeFeild, addParas) + ",";
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}
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if (json.EndsWith(",")) json = json.Substring(0, json.Length - 1);
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json += "]}";
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Response.Write(json);
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Response.End();
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}
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}
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}
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} |