/// <summary>
/// 查询学生信息
/// </summary>
/// <param name="username">学生学号</param>
/// <returns>除密码、IP、注册时间外的所有学生信息</returns>
public static Student query(string username)
{
return(DAL_Student.queryStudent(username));
}
/// <summary>
/// 查询所有学生信息。
/// </summary>
/// <returns>DataSet</returns>
public static DataSet qeruyAllStudent()
{
return(DAL_Student.queryAllStudent());
}
/// <summary>
/// 修改学生信息，仅修改传入内容
/// </summary>
/// <param name="username">用户名</param>
/// <param name="sex">性别</param>
/// <param name="grade">年级</param>
/// <param name="age">年龄</param>
/// <param name="major">专业</param>
/// <param name="ID">索引</param>
/// <returns></returns>
public static bool modify(string username, string sex, string grade, string age, string major, int ID)
{
Student student = new Student(username, "", sex, grade, age, major, "", "");
return(DAL_Student.modifyStudent(student));
}
/// <summary>
/// 修改学生信息，密码为空则不修改密码，不允许修改注册时间和注册IP
/// </summary>
/// <param name="student">修改后的学生信息</param>
/// <returns></returns>
public static bool modify(Student student)
{
return(DAL_Student.modifyStudent(student));
}
/// <summary>
/// 学生登录
/// </summary>
/// <param name="username">用户名</param>
/// <param name="password">密码</param>
/// <returns></returns>
public static bool login(string username, string password)
{
return(DAL_Student.studentExits(username, password));
}
public static bool deleteByID(int ID)
{
return(DAL_Student.deleteStudentByID(ID.ToString()));
}
/// <summary>
/// 学生注册
/// </summary>
/// <param name="student">要注册的学生信息</param>
/// <returns></returns>
public static bool register(Student student)
{
return(DAL_Student.insertStudent(student));
}