197 lines
8.5 KiB
C#
197 lines
8.5 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 Song.Extend;
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using System.Xml;
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using Song.Entities;
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namespace Song.Site
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{
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/// <summary>
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/// 在线考试场景
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/// </summary>
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public class Examing : BasePage
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{
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//当前考试的ID
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int examid = WeiSha.Common.Request.QueryString["id"].Int32 ?? 0;
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//考试的状态
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protected Examing_State state = null;
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protected override void InitPageTemplate(HttpContext context)
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{
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#region 判断是否登录
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state = new Examing_State(this.Document);
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//如果未登录
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if (!Extend.LoginState.Accounts.IsLogin || this.Account == null)
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{
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state.Set(false, -1); //
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return;
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}
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#endregion
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#region 当前考试信息
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//当前考试的场次
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Song.Entities.Examination exam = Business.Do<IExamination>().ExamSingle(examid);
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if (exam == null || !exam.Exam_IsUse || exam.Exam_IsTheme)
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{
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state.Set(false, 0); //没有考试，状态为0;
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return;
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}
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this.Document.SetValue("exam", exam);
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this.Document.SetValue("uid", exam.Exam_UID);
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//当前考试的主题
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Song.Entities.Examination theme = Business.Do<IExamination>().ExamSingle(exam.Exam_UID);
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this.Document.SetValue("theme", theme);
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//当前试卷
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Song.Entities.TestPaper pager = Business.Do<ITestPaper>().PagerSingle(exam.Tp_Id);
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this.Document.SetValue("pager", pager);
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#endregion
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#region 是否允许参加考试
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//当前考生是否可以参加该场考试
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bool isAllow = Business.Do<IExamination>().ExamIsForStudent(examid, Account.Ac_ID);
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if (!isAllow)
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{
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state.Set(false, 2); //不需要参加考试，状态2
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return;
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}
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#endregion
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#region 判断是否开始、结束，是否交卷
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bool isStart, isOver, isSubmit;
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DateTime startTime, overTime;
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//答题记录
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Song.Entities.ExamResults exr = Business.Do<IExamination>().ResultSingleForCache(examid, exam.Tp_Id, Account.Ac_ID);
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this.Document.SetValue("result", exr);
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// 如果参加过考试但是没有及格
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if (null != exr)
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{
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// 根据试卷id查找试卷的及格分
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TestPaper tp = Business.Do<ITestPaper>().PagerSingle(exr.Tp_Id);
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if (exr.Exr_Score < tp.Tp_PassScore)
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{
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state.Set(true, 5); //继续考试，状态为5;
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return;
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}
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}
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//判断是否已经开始、是否已经结束
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if (exam.Exam_DateType == 1)
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{
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//固定时间开始
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isStart = exam.Exam_Date <= DateTime.Now; //是否开始
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isOver = DateTime.Now > exam.Exam_Date.AddMinutes(exam.Exam_Span); //是否结束
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startTime = exam.Exam_Date; //开始时间
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overTime = exam.Exam_Date.AddMinutes(exam.Exam_Span); //结束时间
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isSubmit = exr != null ? exr.Exr_IsSubmit : false; //是否交卷
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}
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else
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{
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//按时间区间
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isStart = DateTime.Now > exam.Exam_Date && DateTime.Now < exam.Exam_DateOver; //是否开始
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isOver = DateTime.Now > exam.Exam_DateOver; //是否结束
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startTime = exam.Exam_Date <= DateTime.Now ? DateTime.Now : exam.Exam_Date; //开始时间
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overTime = exam.Exam_DateOver.AddMinutes(exam.Exam_Span); //结束时间
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isSubmit = exr != null ? exr.Exr_IsSubmit : false; //是否交卷
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if (exr != null && !string.IsNullOrWhiteSpace(exr.Exr_Results))
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{
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XmlDocument resXml = new XmlDocument();
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resXml.XmlResolver = null;
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resXml.LoadXml(exr.Exr_Results, false);
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XmlNode xn = resXml.LastChild;
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//考试的开始与结束时间，防止学员刷新考试界面，导致时间重置
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long lbegin, lover;
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long.TryParse(xn.Attributes["begin"] != null ? xn.Attributes["begin"].Value : "0", out lbegin);
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long.TryParse(xn.Attributes["overtime"] != null ? xn.Attributes["overtime"].Value : "0", out lover);
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lbegin = lbegin * 10000;
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lover = lover * 10000;
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DateTime dtStart = TimeZone.CurrentTimeZone.ToLocalTime(new DateTime(1970, 1, 1));
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DateTime beginTime = dtStart.Add(new TimeSpan(lbegin));
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overTime = dtStart.Add(new TimeSpan(lover)); //得到转换后的结束时间
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startTime = startTime = exam.Exam_Date <= beginTime ? beginTime : exam.Exam_Date; //开始时间;
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isOver = DateTime.Now > overTime;
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isSubmit = DateTime.Now > overTime || exr.Exr_IsSubmit; //是否交卷
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}
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}
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this.Document.SetValue("isStart", isStart.ToString().ToLower());
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this.Document.SetValue("isOver", isOver.ToString().ToLower());
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this.Document.SetValue("startTime", WeiSha.Common.Server.getTime(startTime));
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this.Document.SetValue("overTime", WeiSha.Common.Server.getTime(overTime));
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this.Document.SetValue("isSubmit", isSubmit.ToString().ToLower());
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if (!isStart) state.Set(true, 4); //还没有开始
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if (isOver) state.Set(false, 1); //考试已经结束，状态为1;
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if (isSubmit) state.Set(false, 3); //已经参加过考试
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if (startTime <= DateTime.Now && overTime > DateTime.Now && !isSubmit)
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state.Set(true, 5); //正在考试
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#endregion
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//基本参数，uid,服务器端时间
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this.Document.SetValue("servertime", WeiSha.Common.Server.getTime()); //服务器端时间与格林威治时间（零时区）的时差，单位为小时
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this.Document.RegisterGlobalFunction(this.getSubjectPath); //专业的上级专业等
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}
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/// <summary>
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/// 获取当前专业的上级专业
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/// </summary>
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/// <param name="para"></param>
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/// <returns></returns>
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protected string getSubjectPath(object[] para)
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{
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int sbjid = 0;
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if (para.Length > 0 && para[0] is int)
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int.TryParse(para[0].ToString(), out sbjid);
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string sbjstr = "";
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Song.Entities.Subject s = Business.Do<ISubject>().SubjectSingle(sbjid);
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if (s != null)
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{
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sbjstr += s.Sbj_Name;
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while (s.Sbj_PID != 0)
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{
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s = Business.Do<ISubject>().SubjectSingle(s.Sbj_PID);
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if (s == null) break;
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sbjstr = s.Sbj_Name + " >> " + sbjstr;
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}
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}
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return sbjstr;
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}
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}
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/// <summary>
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/// 考试状态
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/// </summary>
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public class Examing_State
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{
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/// <summary>
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/// 是否确认可以考试
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/// </summary>
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public bool IsEnable { get; set; }
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/// <summary>
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/// 考试状态，-2异常；-1未登录，0考试不存在，1考试已经结束，2不需要参加，3已经参加过考试（交过卷），4未开始，5正在考试
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/// </summary>
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public int State { get; set; }
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protected VTemplate.Engine.TemplateDocument Document { get; set; }
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public Examing_State(VTemplate.Engine.TemplateDocument document)
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{
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this.Document = document;
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this.IsEnable = false;
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this.State = -2;
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this.Document.SetValue("state", this);
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}
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/// <summary>
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/// 设置
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/// </summary>
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/// <param name="isEnable"></param>
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/// <param name="state"></param>
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public void Set(bool isEnable, int state)
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{
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this.IsEnable = isEnable;
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this.State = state;
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this.Document.SetValue("state", this);
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}
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}
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} |