基本信息
源码名称：<赞>asp.net在线考试系统源码(含数据库,支持 判断题/单选题/多选题)
源码大小：13.47M
文件格式：.zip
开发语言：C#
更新时间：2018-06-30
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源码介绍
asp.net在线考试系统，附件中有数据库备份(还原即可)，还原后记得修改 DataConnConfig.xml中的连接串为 你本机的，例如：
<OwnerSqlConn Desp="公用库数据库串">Data Source=.;Initial Catalog=DB_OnlineExam_New;Persist Security Info=True;User ID=sa;Password=1@1.com;</OwnerSqlConn>
另外后台管理员的账号是：Admin 密码是 1，普通考试用户的账号 直接自己注册即可
==============================================================
学生通过注册入口注册后，可以如下方式答题：
交卷以后可以看答案
using OnlineExam.Common;
using OnlineExam.DAO;
using OnlineExam.DTO;
using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Text;
using System.Web;
namespace OnlineExam.BO
{
public class CExamUserMgr
{
private CommonDAO dao = new CommonDAO();
/// <summary>
/// 分页获取数据
/// </summary>
public DataTable GetPagingData(PagingClass page, out int count)
{
try
{
return dao.ExecuteQueryByProc(page, out count);
}
catch (Exception ex)
{
throw ex;
}
}
/// <summary>
/// 查询一个对象
/// </summary>
/// <param name="iUserId">用户Id</param>
/// <returns>对象</returns>
public CExamUser Select(int iUserId)
{
try
{
return dao.Select<CExamUser>("User_Id=" iUserId.ToString());
}
catch (Exception ex)
{
throw ex;
}
}
/// <summary>
/// 查询列表
/// </summary>
public List<CExamUser> SelectAll(string strWhere = "", string sOrder = "User_Name")
{
try
{
return dao.SelectDynamic<CExamUser>(strWhere, sOrder);
}
catch (Exception ex)
{
throw ex;
}
}
/// <summary>
/// 更新用户状态
/// </summary>
/// <param name="iUserId">用户Id</param>
public bool UpdateStatus(int iUserId, string sLoginName)
{
try
{
var obj = dao.Select<CExamUser>(" User_Id=" iUserId.ToString());
obj.Status = obj.Status == (int)enmCommonStatus.Enabled ? (int)enmCommonStatus.Disabled : (int)enmCommonStatus.Enabled;
obj.IsOnLine = false;//禁用或启用的时候重新设置用户在线状态
dao.Update(obj);
//添加日志
CExamLogMgr.InsertLog(enmLogType.User, "修改用户状态[" obj.LoginName "]", sLoginName);
return true;
}
catch (Exception ex)
{
throw ex;
}
}
/// <summary>
/// 更新用户
/// </summary>
public bool Update(CExamUser user, string sLoginName)
{
try
{
if (dao.IsExist<CExamUser>("User_Id<>" user.UserId.ToString() " AND Login_Name='" user.LoginName "'"))
throw new Exception("登录名已经存在，请重新重新输入！");
if (user.UserId > 0)
{
dao.Update(user);
CExamLogMgr.InsertLog(enmLogType.User, "修改用户信息[" user.LoginName "]", sLoginName);
}
else
{
user.Password = PubFunc.MD5Encrypt(PubFunc.MD5Encrypt(PubFunc.GetConstantConfigString("DefaultPwd_Set")));
user.Status = (int)enmCommonStatus.Enabled;
user.UserType = (int)enmUserType.Common;
user.RegTime = DateTime.Now;
user.IsOnLine = false;
dao.Insert(user);
//添加日志
CExamLogMgr.InsertLog(enmLogType.User, "新增用户[" user.LoginName "]", sLoginName);
}
return true;
}
catch (Exception ex)
{
throw ex;
}
}
/// <summary>
/// 删除用户
/// </summary>
/// <param name="iUserId">用户Id</param>
/// <param name="sLoginName">操作者</param>
public bool Delete(int iUserId, string sLoginName)
{
try
{
var obj = this.Select(iUserId);
if (dao.IsExist<CExamPaperUser>(" User_Id=" iUserId.ToString()))
throw new Exception("用户已经被引用，不能删除！");
dao.Delete<CExamUser>("User_Id=" iUserId.ToString());
//添加日志
CExamLogMgr.InsertLog(enmLogType.User, "删除用户[" obj.LoginName "]", sLoginName);
return true;
}
catch (Exception ex)
{
throw ex;
}
}
/// <summary>
/// 重置用户密码
/// </summary>
/// <param name="iUserId">用户Id</param>
/// <param name="sLoginName">操作用户</param>
public bool ResetPwd(int iUserId, string sLoginName)
{
try
{
var obj = dao.Select<CExamUser>("User_Id=" iUserId.ToString());
obj.Password = PubFunc.MD5Encrypt(PubFunc.MD5Encrypt(PubFunc.GetConstantConfigString("DefaultPwd_Set")));
dao.Update(obj);
//添加日志
CExamLogMgr.InsertLog(enmLogType.User, "重置用户密码[" obj.LoginName "]", sLoginName);
return true;
}
catch (Exception ex)
{
throw ex;
}
}
/// <summary>
/// 强制用户下线
/// </summary>
/// <param name="iUserId">用户Id</param>
public bool OffLine(int iUserId, string sLoginName)
{
try
{
var obj = dao.Select<CExamUser>("User_Id=" iUserId.ToString());
obj.IsOnLine = false;
dao.Update(obj);
//添加日志
CExamLogMgr.InsertLog(enmLogType.User, "用户下线[" obj.LoginName "]", sLoginName);
return true;
}
catch (Exception ex)
{
throw ex;
}
}
/// <summary>
/// 全部下线，除了当前用户
/// </summary>
/// <param name="iUserId">当前用户Id</param>
public bool OffLineAll(int iUserId, string sLoginName)
{
try
{
string sql = " UPDATE dbo.t_SS_Exam_User SET IsOnLine='False' WHERE User_Id<>" iUserId.ToString();
dao.ExecuteSQL(sql, true);
//添加日志
CExamLogMgr.InsertLog(enmLogType.User, "全部下线", sLoginName);
return true;
}
catch (Exception ex)
{
throw new Exception(ex.Message);
}
}
/// <summary>
/// 用户登录
/// </summary>
public int UserLogin(string sLoginName, string sPwd)
{
try
{
List<CExamUser> userList = new List<CExamUser>();
userList = this.SelectAll(" Login_Name='" sLoginName "'");
if (userList.Count > 0)
{
if (userList.FindAll(u => u.Password.Equals(PubFunc.MD5Encrypt(PubFunc.MD5Encrypt(sPwd)))).Count > 0)
{
CExamUser user = userList.FindAll(u => u.Password.Equals(PubFunc.MD5Encrypt(PubFunc.MD5Encrypt(sPwd))))[0];
if (user.Status == (int)enmCommonStatus.Disabled)
{
return 3;//表示账号被禁用
}
else
{
user.IsOnLine = true;
this.Update(user, sLoginName);
WebSession websession = new WebSession();
websession.UserId = user.UserId;
websession.UserName = user.UserName;
websession.LoginName = user.LoginName;
websession.Password = user.Password;
websession.UserType = user.UserType;
HttpContext.Current.Session[WebSession.SessionName] = websession;
//添加日志
CExamLogMgr.InsertLog(enmLogType.User, "用户登录[" sLoginName "]", sLoginName);
return 0;//表示确认成功
}
}
else
{
return 2;//表示密码不正确
}
}
else
{
return 1;//表示账号不存在
}
}
catch (Exception)
{
throw new Exception("登录失败！");
}
}
/// <summary>
/// 用户注册
/// </summary>
public bool UserReg(string sUserName, string sLoginName, string sPwd)
{
try
{
//登录名判断
if (dao.IsExist<CExamUser>("Login_Name='" sLoginName "'"))
throw new Exception("用户账号已被注册！");
//添加用户
CExamUser user = new CExamUser();
user.UserName = sUserName;
user.LoginName = sLoginName;
user.Password = PubFunc.MD5Encrypt(PubFunc.MD5Encrypt(sPwd));
user.Status = (int)enmCommonStatus.Enabled;
user.UserType = (int)enmUserType.Common;
user.RegTime = DateTime.Now;
user.IsOnLine = true;
int iUserId = dao.Insert(user);
//保存Session
WebSession websession = new WebSession();
websession.UserId = iUserId;
websession.UserName = user.UserName;
websession.LoginName = user.LoginName;
websession.Password = user.Password;
websession.UserType = user.UserType;
HttpContext.Current.Session[WebSession.SessionName] = websession;
//添加日志
CExamLogMgr.InsertLog(enmLogType.User, "用户注册[" sLoginName "]", sLoginName);
return true;
}
catch (Exception ex)
{
throw ex;
}
}
}
}