260 lines
11 KiB
C#
260 lines
11 KiB
C#
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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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using Song.Extend;
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namespace Song.Site
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{
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/// <summary>
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/// 练习题，用于在章节学习时的习题练习
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/// </summary>
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public class Exercises : BasePage
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{
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//章节id ,题型，难度，题量
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int olid = WeiSha.Common.Request.QueryString["olid"].Int32 ?? 0;
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int type = WeiSha.Common.Request.QueryString["type"].Int32 ?? 0;
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int diff = WeiSha.Common.Request.QueryString["diff"].Int32 ?? 0;
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int count = WeiSha.Common.Request.QueryString["count"].Int32 ?? int.MaxValue;
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//试题的启始索引与当前取多少条记录
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protected string indexPara = WeiSha.Common.Request.QueryString["index"].String;
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protected int index = 1;
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protected int size = 1;
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//题型分类汉字名称
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protected string[] typeStr = App.Get["QuesType"].Split(',');
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//当前学员收藏的试题
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Song.Entities.Questions[] collectQues = null;
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protected override void InitPageTemplate(HttpContext context)
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{
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if (olid < 1) return;
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//登录且学员必须通过审核
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if (!(Extend.LoginState.Accounts.IsLogin && Extend.LoginState.Accounts.CurrentUser.Ac_IsPass))
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{
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return;
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}
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#region 基本信息布局
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//题型
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this.Document.SetValue("quesType", WeiSha.Common.App.Get["QuesType"].Split(','));
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//难度
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Tag diffTag = this.Document.GetChildTagById("diff");
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if (diffTag != null)
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{
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string tm = diffTag.Attributes.GetValue("level", "");
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this.Document.SetValue("diff", tm.Split(','));
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}
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//每页的题量***********
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//总题数
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int sumCount = 0;
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Song.Entities.Outline outline = Business.Do<IOutline>().OutlineSingle(olid);
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if (outline != null)
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{
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bool isBuy = Business.Do<ICourse>().IsBuy(outline.Cou_ID, Extend.LoginState.Accounts.UserID);
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if (isBuy)
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{
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sumCount = Business.Do<IQuestions>().QuesOfCount(Organ.Org_ID, 0, 0, olid, type, diff, true);
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}
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else
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{
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//是否在试用中
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bool istry = Business.Do<ICourse>().IsTryout(outline.Cou_ID, this.Account.Ac_ID);
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Song.Entities.Course course = Business.Do<ICourse>().CourseSingle(outline.Cou_ID);
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if (course.Cou_IsTry)
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{
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sumCount = Business.Do<IQuestions>().QuesOfCount(Organ.Org_ID, 0, 0, olid, type, diff, true);
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//sumCount = sumCount > course.Cou_TryNum ? course.Cou_TryNum : sumCount;
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}
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this.Document.Variables.SetValue("isTry", istry);
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}
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}
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//计算分页，200个记录不分页，每页默认100条，最多10页
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QuestionPagerItem qpi = new QuestionPagerItem(200, 100, 10);
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//sumCount = WeiSha.Common.Request.QueryString["sum"].Int32 ?? 0; //仅供测试
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List<QuestionPagerItem> pager = qpi.Builder(sumCount);
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this.Document.SetValue("pager", pager);
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this.Document.SetValue("sumCount", sumCount);
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//与当前索引页码与取值长度
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if (!string.IsNullOrWhiteSpace(indexPara))
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{
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if (indexPara.IndexOf("-") > -1)
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{
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int.TryParse(indexPara.Substring(0, indexPara.IndexOf("-")), out index);
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int.TryParse(indexPara.Substring(indexPara.IndexOf("-") + 1), out size);
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}
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}
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else
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{
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index = pager.First<QuestionPagerItem>().Index;
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size = pager.First<QuestionPagerItem>().Size;
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}
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this.Document.SetValue("index", index);
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#endregion
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//
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//自定义配置项
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WeiSha.Common.CustomConfig config = CustomConfig.Load(Organ.Org_Config);
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//如果需要学员登录后才能学习
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bool isTraningLogin = config["IsTraningLogin"].Value.Boolean ?? false;
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this.Document.SetValue("isTraningLogin", isTraningLogin);
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//试题
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Song.Entities.Questions[] ques = null;
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if (isTraningLogin)
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{
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//登录且学员必须通过审核
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if (Extend.LoginState.Accounts.IsLogin && Extend.LoginState.Accounts.CurrentUser.Ac_IsPass)
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{
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ques = Business.Do<IQuestions>().QuesCount(Organ.Org_ID, 0, 0, olid, type, diff, true, index - 1, size);
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//ques = Business.Do<IQuestions>().QuesRandom(Organ.Org_ID, -1, -1, olid, type, diff, diff, true, count);
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}
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}
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else
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{
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ques = Business.Do<IQuestions>().QuesCount(Organ.Org_ID, 0, 0, olid, type, diff, true, index - 1, size);
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//ques = Business.Do<IQuestions>().QuesRandom(Organ.Org_ID, -1, -1, olid, type, diff, diff, true, count);
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}
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if (ques != null)
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{
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for (int i = 0; i < ques.Length; i++)
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{
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ques[i] = Extend.Questions.TranText(ques[i]);
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ques[i].Qus_Title = ques[i].Qus_Title.Replace("<", "<");
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ques[i].Qus_Title = ques[i].Qus_Title.Replace(">", ">");
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ques[i].Qus_Title = Extend.Html.ClearHTML(ques[i].Qus_Title, "p", "div", "font", "pre");
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ques[i].Qus_Title = ques[i].Qus_Title.Replace("\n", "<br/>");
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}
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}
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this.Document.SetValue("ques", ques);
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this.Document.RegisterGlobalFunction(this.GetTypeName);
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this.Document.RegisterGlobalFunction(this.AnswerItems);
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this.Document.RegisterGlobalFunction(this.GetAnswer);
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this.Document.RegisterGlobalFunction(this.GetOrder);
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this.Document.RegisterGlobalFunction(this.IsCollect);
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}
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/// <summary>
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/// 获取试题的类型名称
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/// </summary>
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/// <param name="type"></param>
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/// <returns></returns>
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protected object GetTypeName(object[] type)
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{
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int tp = 1;
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if (type.Length > 0)
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int.TryParse(type[0].ToString(), out tp);
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if (tp > 0 && tp <= typeStr.Length)
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{
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return typeStr[tp - 1].Trim();
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}
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return "未知题型";
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}
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/// <summary>
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/// 当前试题的选项，仅用于单选与多选
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/// </summary>
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/// <returns></returns>
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protected object AnswerItems(object[] p)
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{
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Song.Entities.Questions qus = null;
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if (p.Length > 0)
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qus = (Song.Entities.Questions)p[0];
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//当前试题的答案
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Song.Entities.QuesAnswer[] ans = Business.Do<IQuestions>().QuestionsAnswer(qus, null);
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for (int i = 0; i < ans.Length; i++)
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{
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ans[i] = Extend.Questions.TranText(ans[i]);
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//ans[i].Ans_Context = ans[i].Ans_Context.Replace("<", "<");
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//ans[i].Ans_Context = ans[i].Ans_Context.Replace(">", ">");
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}
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return ans;
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}
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/// <summary>
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/// 试题的答案
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/// </summary>
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/// <param name="objs"></param>
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/// <returns></returns>
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protected object GetAnswer(object[] objs)
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{
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//当前试题
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Song.Entities.Questions qus = (Song.Entities.Questions)objs[0];
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string ansStr = "";
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if (qus.Qus_Type == 1)
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{
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//当前试题的答案
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Song.Entities.QuesAnswer[] ans = Business.Do<IQuestions>().QuestionsAnswer(qus, null);
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for (int i = 0; i < ans.Length; i++)
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{
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if (ans[i].Ans_IsCorrect)
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ansStr += (char)(65 + i);
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}
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}
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if (qus.Qus_Type == 2)
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{
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Song.Entities.QuesAnswer[] ans = Business.Do<IQuestions>().QuestionsAnswer(qus, null);
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for (int i = 0; i < ans.Length; i++)
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{
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if (ans[i].Ans_IsCorrect)
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ansStr += (char)(65 + i) + "、";
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}
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ansStr = ansStr.Substring(0, ansStr.LastIndexOf("、"));
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}
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if (qus.Qus_Type == 3)
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ansStr = qus.Qus_IsCorrect ? "正确" : "错误";
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if (qus.Qus_Type == 4)
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{
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if (qus != null && !string.IsNullOrEmpty(qus.Qus_Answer))
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ansStr = qus.Qus_Answer;
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}
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if (qus.Qus_Type == 5)
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{
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//当前试题的答案
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Song.Entities.QuesAnswer[] ans = Business.Do<IQuestions>().QuestionsAnswer(qus, null);
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for (int i = 0; i < ans.Length; i++)
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ansStr += (char)(65 + i) + "、" + ans[i].Ans_Context + "<br/>";
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}
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return ansStr;
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}
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/// <summary>
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/// 试题是否被当前学员收藏
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/// </summary>
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/// <param name="objs"></param>
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/// <returns></returns>
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protected object IsCollect(object[] objs)
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{
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int qid = 0;
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if (objs.Length > 0)
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qid = Convert.ToInt32(objs[0]);
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//当前收藏
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if (collectQues == null)
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{
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if (Extend.LoginState.Accounts.IsLogin)
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{
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Song.Entities.Accounts st = Extend.LoginState.Accounts.CurrentUser;
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if (st != null)
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collectQues = Business.Do<IStudent>().CollectAll4Ques(st.Ac_ID, 0, -1, 0);
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}
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}
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if (collectQues != null)
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{
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foreach (Song.Entities.Questions q in collectQues)
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{
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if (qid == q.Qus_ID) return true;
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}
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}
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return false;
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}
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/// <summary>
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/// 将选择题选项，由数字序号转为字母
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/// </summary>
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/// <param name="index"></param>
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/// <returns></returns>
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protected object GetOrder(object[] index)
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{
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int tax = 0;
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if (index.Length > 0) int.TryParse(index[0].ToString(), out tax);
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return (char)(tax - 1 + 65);
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}
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}
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}
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