//考生登陆
//考生登陆
public int StuLogIn(string sId, string stuName, string examId, ref string errorInfo)
{
int res = 0;
//判断考生是否存在
int count = db.Student.Count(t => t.StudentId == sId);
if (count <= 0)
{
errorInfo = "该考生不存在！";
return(res);
}
//判断学号与姓名是否匹配
int number = db.Student.Count(t => t.StudentId == sId && t.StudentName == stuName);
if (number != 1)
{
errorInfo = "学号与姓名不匹配！";
return(res);
}
if (examBll.StueIsHaveSumbitPaper(sId, examId))
{
errorInfo = "该考生已交卷！";
return(res);
}
//判断考生是否通过审核
int state = int.Parse(db.Student.First(t => t.StudentId == sId).StudentState.ToString());
if (state != (int)(StudentBLL.StudentState.PassAudit))
{
if (state == (int)(StudentBLL.StudentState.WaitAudit))
{
errorInfo = "该考生待审核！";
}
else
{
errorInfo = "该考生未通过审核！";
}
return(res);
}
if (GetStuExam(sId, examId) != null)
{
if (GetStuExam(sId, examId).Score < 0)
{
errorInfo = "该考生考试作弊，不能继续考试！";
return(res);
}
}
//判断考生是否已经登记
int examState = int.Parse(db.Student.First(t => t.StudentId == sId).StuExamState.ToString());
//登记了 但还未开始考试过
if (examState == 1)
{
////判断Ip地址
//if (!JudgeIp(sId, examId))
//{
// errorInfo = "IP地址不合法";
// return res;
//}
}
else if (examBll.GetStuExamByExamId(sId, examId) == null &&
examState == 0)
{
errorInfo = "请先在该考场监考老师处登记！";
return(res);
}
else //未登记 正在考试 已交卷
{
//判断是否有相关考试记录 无则是未登记
if (examBll.GetStuExamByExamId(sId, examId) == null)
{
errorInfo = "请先在该考场监考老师处登记！";
return(res);
}
else
{
//判断是否已交卷
if (examBll.StueIsHaveSumbitPaper(sId, examId))
{
errorInfo = "该考生已交卷！";
return(res);
}
else //正在考试
{
//判断Ip地址
if (!JudgeIp(sId, examId))
{
errorInfo = "IP地址不合法！";
return(res);
}
}
}
}
res = 1;
return(res);
}