// 添加学生
public bool AddStudent(Student stu)
{
DataClassesDataContext da = new DataClassesDataContext();
Student student = new Student();
student = stu;
da.Student.InsertOnSubmit(student);
da.SubmitChanges();
return true;
}
protected void Page_Load(object sender, EventArgs e)
{
try
{
if (!string.IsNullOrEmpty(Request.Form["name"]) && !string.IsNullOrEmpty(Request.Form["password"]))//获取form中的参数
{
string UserName = Request.Form["name"].ToString();
string UserPassword = Request.Form["password"].ToString();
string Identity = Request["status"];
string Major = Request["account"];
if (Identity == student.ID)
{
StudentManager StudentMan = new StudentManager();
Student stu = new Student();
stu.username = UserName;
stu.passwd = UserPassword;
stu.name = UserName;
if (Major == null)
{
Major = string.Empty;
}
stu.major = Major;
//stu.grade = string.Empty;
StudentMan.AddStudent(stu);
Session["student"] = stu;
Session["UserRole"] = "Student";
Response.Redirect("StudentMainForm.aspx");
}
else if (Identity == teacher.ID)
{
TeacherManager TeacherMan = new TeacherManager();
Teacher tea = new Teacher();
tea.username = UserName;
tea.passwd = UserPassword;
tea.name = UserName;
TeacherMan.AddTeacher(tea);
Session["teacher"] = tea;
Session["UserRole"] = "Teacher";
Response.Redirect("AddCourse.aspx");
}
}
}
catch (Exception ex)
{
Response.Write("<Script Language=JavaScript>alert('用户名已存在！');</Script>");
}
}
protected void Page_Load(object sender, EventArgs e)
{
if (Session["UserRole"] == null || Session["UserRole"].ToString() != "Student")
{
Response.Write("<Script language='javascript'>alert('您无权访问此页面，请重新登录！');window.history.go(-1);</Script>");
return;
}
CourseManager CourseMan = new CourseManager();
List<Course> CourseList = new List<Course>();
SystemTime.Text = DateTime.Now.ToLongDateString() + " " + DateTime.Now.ToShortTimeString();
stu = (Student)Session["student"];
CourseList = CourseMan.GetCourseForStudent(stu.username);
Session["CourseList"] = CourseList;
if (CourseList.Count == 0)
Response.Redirect("SelectCourse.aspx");
foreach (Course course in CourseList)
{
AssignmentList.AddRange(AssignmentMan.getAssignment(course.num));
}
if (!IsPostBack)
{
GridView3.DataBind();
foreach (Assignment assignment in AssignmentList)
{
TimeSpan ts = Convert.ToDateTime(assignment.end_time) - DateTime.Now;
if ((assignment.end_time > DateTime.Now) && (ts.Days < 1))
{
myArray.Add(assignment);
}
TimeSpan ts2 = DateTime.Now - Convert.ToDateTime(assignment.start_time);
if ((assignment.start_time < DateTime.Now) && (ts2.Days < 7))
{
myArray2.Add(assignment);
}
}
GridView2.DataBind();
GridView1.DataBind();
}
}
//String SelectedCourses = string.Empty;
protected void Page_Load(object sender, EventArgs e)
{
if (Session["UserRole"] == null || Session["UserRole"].ToString() != "Student")
{
Response.Write("<Script language='javascript'>alert('您无权访问此页面，请重新登录！');window.history.go(-1);</Script>");
return;
}
stu = (Student)Session["student"];
//CourseList = (List<Course>)Session["CourseList"];
ViewCourses.Value = string.Empty;
if (!IsPostBack) //首次加载时
{
SelectTeachers.AutoPostBack = true;
TeacherCourses.AutoPostBack = true;
initTeachersList();
ViewCourses.Value = string.Empty;
}
}
protected void Page_Load(object sender, EventArgs e)
{
if (Session["UserRole"] == null || Session["UserRole"].ToString() != "Student")
{
Response.Write("<Script language='javascript'>alert('您无权访问此页面，请重新登录！');window.history.go(-1);</Script>");
return;
}
//获取作业id
id = Request.QueryString["AssignmentId"];
header_text.Text = Request.QueryString["AssignmentTitle"];
ProblemManager ProblemMan = new ProblemManager();
stu = (Student)Session["student"];
ProblemList = ProblemMan.GetProblem(System.Int32.Parse(id));
if (ProblemList.Count != 0)
{
//动态创建问题及回答区域
//加载上次答案
AnswerList = AnswerMan.GetAnswerList(stu.username, System.Int32.Parse(id));
accessory = AccessoryMan.GetAccessory(stu.username, System.Int32.Parse(id));
for (int i = 0; i < ProblemList.Count; i++)
{
string pro = "<p>" + ProblemList[i].title + "</p>";
Control ct = ParseControl(pro);
PlaceHolder1.Controls.Add(ct);
string an = "<p><textarea cols='120' rows='15' name='TA' id='TA" + i + "'></textarea></p>";
//加载已有答案
if (AnswerList != null)
{
an = "<p><textarea cols='120' rows='15' name='TA' id='TA" + i + "'>" + AnswerList[i].content + "</textarea></p>";
submitFlag = false;
}
Control ct2 = ParseControl(an);
PlaceHolder1.Controls.Add(ct2);
}
//加载已有附件
if (accessory != null)
{
fileTips.Text = "已有附件，无需再添加！";
FileUpload2.Enabled = false;
}
}
else
{
header_text.Text = " 逗你玩呢，哈哈哈哈。";
submit.Enabled = false;
submit2.Enabled = false;
export.Enabled = false;
export2.Enabled = false;
fileTips.Enabled = false;
FileUpload2.Enabled = false;
}
}
partial void DeleteStudent(Student instance);
partial void UpdateStudent(Student instance);
partial void InsertStudent(Student instance);
//bool firstNodeExpandFlag = false;
protected void Page_Load(object sender, EventArgs e)
{
foreach (string str in Session.Keys)
{
if (str.Equals("student"))
{
stu = (Student)Session["student"];
welcome.Text = "欢迎" + stu.username;
initTreeView();
}
else if (str.Equals("teacher"))
{
tea = (Teacher)Session["teacher"];
welcome.Text = "欢迎您，" + tea.username;
initTeacherTreeView();
}
}
}
