private bool myLogin(string strStudentNo, string strStudentPwd, out string strMessage)
{
rollCallSysterm.Models.IStudentManager studentManager = new Models.ClassStudentManager();
rollCallSysterm.Entity.ClassStudent student = studentManager.Login(strStudentNo, strStudentPwd, out strMessage);
if (student == null)
{
return(false);
}
else
{
Session.Add("curUser", student);//添加到Session对象中
return(true);
}
}
/// <summary>
/// 检查学生是否已存在
/// </summary>
/// <param name="sno">学号</param>
/// <param name="strMessage">返回信息</param>
/// <returns>返回TRUE表示用户已存在</returns>
private bool checkStudent(string sno, out string strMessage)
{
Entity.ClassStudent aStudent;
Models.IStudentManager iStudentManger = new Models.ClassStudentManager();
//从数据库中根据学生学号获得学生，检查该学生是否为null,来验证该学生是否存在。
aStudent = iStudentManger.GetStudentBySno(sno, out strMessage);
if (aStudent == null)
{
strMessage = "不存在该学生";
return(false);
}
else
{
strMessage = "已存在该学生";
return(true);
}
}
/// <summary>
/// 保存一个学生信息到数据库中
/// </summary>
/// <param name="student">一个需要注册的学生对象</param>
/// <param name="strMessage">返回执行信息</param>
/// <returns>保存成功返回真</returns>
private bool Register(Entity.ClassStudent student, out string strMessage)
{
strMessage = "";
Models.IStudentManager StudentManger = new Models.ClassStudentManager();
return(StudentManger.Register(student, out strMessage)); //注册
}