protected void Button_SubmitSubject_Click(object sender, EventArgs e)
{
if (Page.IsValid)
{
byte[] fileData = null;
int fileSize = 0;
using (BinaryReader reader = new BinaryReader(FileUpload_subject.PostedFile.InputStream))
{
fileData = reader.ReadBytes(FileUpload_subject.PostedFile.ContentLength);
fileSize = FileUpload_subject.PostedFile.ContentLength;
}
StudentSubject studentSubject = new StudentSubject { UserId = Convert.ToInt32(LoggedInUser.UserId), Assignment = fileData, SubjectName = TextBox_assignmentgrade.Text, SubjectCode = TextBox_subjectcode.Text, SubjectDescription = TextBox_subjectdescription.Text, AssignmentName = TextBox_assignmentname.Text, AssignmentSize = fileSize };
StudentSubjectService service = new StudentSubjectService();
var returnValue = service.AddStudentSubject(studentSubject);
Labeluploadstatus.ForeColor = System.Drawing.Color.Green;
Labeluploadstatus.Text = "data was saved successfully";
}
else
{
Labeluploadstatus.ForeColor = System.Drawing.Color.Red;
Labeluploadstatus.Text = "data was not saved";
}
LoadData();
}
private void ShowStudentDataFromLocalDatabase(string studentId)
{
StudentSubjectService service = new StudentSubjectService();
List<StudentSubject> list = service.GetStudentSubjects(LoggedInUser, studentId);
GridViewStudentSubjectList.DataSource = list;
GridViewStudentSubjectList.DataBind();
}
private void DownloadFile()
{
if (Request.QueryString["StudentSubjectId"] != null)
{
int studentSubjectId = Convert.ToInt32(Request.QueryString["StudentSubjectId"]);
StudentSubjectService service = new StudentSubjectService();
var studentSubject = service.GetAssignemnt(studentSubjectId);
Response.Clear();
Response.AddHeader("Content-Type", "application/pdf");
Response.AppendHeader("Content-Disposition", "attachment; filename=SampleGuide.pdf");
Response.OutputStream.Write(studentSubject.Assignment,0, studentSubject.AssignmentSize);
Response.End();
}
}
