protected void Page_Load(object sender, EventArgs e)
{
string htmlOutput = "";
int moduleID = Convert.ToInt32(Request.QueryString["module"]);
//get module name
ModuleHandler moduleHandler = new ModuleHandler();
Module module = new Module();
module = moduleHandler.GetModuleDetails(Convert.ToInt32(moduleID));
litHeader.Text = "<div class='alert alert-info'>" + module.ModuleCode + "</div>";
StudentHandler studentHandler = new StudentHandler();
List<Student> listStudents = studentHandler.GetStudentList(moduleID);
//Check to make sure there is students in the system assigned to the module
if (listStudents == null)
litHeader.Text = "<h3>There are currently no students linked to this module</h3>";
else
{
htmlOutput = "<tr><th>Student number</th><th>Firstname</th><th>Surname</th></tr>\n";
//add modules to table as it is generated
for (int i = 0; i < listStudents.Count; i++)
{
htmlOutput += "<tr><td>" + listStudents[i].StudentNumber + "</td><td>" + listStudents[i].FirstName + "</td><td>" + listStudents[i].Surname + "</td></tr>\n";
}
}
litStudentList.Text = htmlOutput;
}
protected void Page_Load(object sender, EventArgs e)
{
//test url: http://localhost:7820/SignIn.aspx?id=1&num=235346
int rollCallID = Convert.ToInt32(Request.QueryString["id"]);
string studentNumber = Request.QueryString["num"];
//find roll call and check if it is active
RollCallHandler rollCallHandler = new RollCallHandler();
RollCall rollCall = new RollCall();
rollCall = rollCallHandler.GetRollCallDetails(rollCallID);
//check if auto disable exists
if (rollCall.AutoDisable != "")
{
DateTime autoDisableDate = DateTime.Parse(rollCall.AutoDisable);
if (DateTime.Compare(autoDisableDate, DateTime.Now) < 0)
{
//auto disabl date reached, disable roll call
rollCallHandler.EndRollCall(rollCallID);
rollCall.Status = "disabled";
}
}
if (rollCall.Status == "enabled")
{
//get student details
StudentHandler studentHandler = new StudentHandler();
Student student = new Student();
student = studentHandler.GetStudentID(studentNumber);
//sign in
Student_RollCallHandler student_RollCallHandler = new Student_RollCallHandler();
Student_RollCall student_RollCall = new Student_RollCall();
student_RollCall.RollCallID = rollCallID;
student_RollCall.StudentID = student.StudentID;
student_RollCall.Status = "present";
student_RollCall.TimeOfSignIn = DateTime.Now.ToString();
student_RollCallHandler.AddNewRollCall(student_RollCall);
}
else
{
}
}
protected void btnGetReport_Click(object sender, EventArgs e)
{
string htmlOutput = "<thead><tr><th>Date <i class='fa fa-sort'></i></th><th>Status <i class='fa fa-sort'></i></th></tr></thead>";
litReport.Text = "";
//for each roll call held show status of selected student
RollCallHandler rollCallHandler = new RollCallHandler();
//get list of roll calls held for the module
List<RollCall> listRollCalls = rollCallHandler.GetRollCallList(Convert.ToInt32(dlModules.SelectedValue));
//get a students attendance for each of the found roll calls
Student_RollCall student_RollCall = new Student_RollCall();
Student_RollCallHandler student_RollCallHandler = new Student_RollCallHandler();
try
{
foreach (RollCall r in listRollCalls)
{
student_RollCall = student_RollCallHandler.GetStudentAttendance(r.RollCallID, Convert.ToInt32(dlStudents.SelectedValue));
try
{
litReport.Text += student_RollCall.Status + "<br/>";
DateTime date = Convert.ToDateTime(r.TimeOfRollCall);
htmlOutput += "<tr><td>" + date.ToString("MM/dd/yyyy HH:mm tt") + "</td><td>" + student_RollCall.Status + "</td></tr>\n";
}
catch (NullReferenceException)
{
litReport.Text += "Absent<br/>";
DateTime date = Convert.ToDateTime(r.TimeOfRollCall);
htmlOutput += "<tr><td>" + date.ToString("MM/dd/yyyy HH:mm tt") + "</td><td>absent</td></tr>\n";
}
}
Student student = new Student();
StudentHandler studentHandler = new StudentHandler();
}
catch
{
htmlOutput = "<div class='alert alert-danger'>No records found</div>";
}
litReport.Text = htmlOutput;
}
protected void dlModules_SelectedIndexChanged(object sender, EventArgs e)
{
//get students from selected module
StudentHandler studentHandler = new StudentHandler();
List<Student> listStudents = studentHandler.GetStudentList(Convert.ToInt32(dlModules.SelectedValue));
if (listStudents == null)
{
dlStudents.Items.Clear();
dlStudents.Items.Add("No students");
}
else
{
dlStudents.DataSource = listStudents;
dlStudents.DataTextField = "StudentNumber";
dlStudents.DataValueField = "StudentID";
dlStudents.DataBind();
}
}
protected void btnAddStudents_Click(object sender, EventArgs e)
{
string filePath = @"\temp\";
//check if file is selected
if (fileUploadControl.HasFile)
{
try
{
//only accept .csv files
if (fileUploadControl.PostedFile.ContentType == "application/vnd.ms-excel")//for .csv use text/csv
{
//check file is within maximum size limit
if (fileUploadControl.PostedFile.ContentLength < 3072000)
{
//get file name from the upload control
string filename = Path.GetFileName(fileUploadControl.FileName);
//get the extension name of the file
string extension = filename.Substring(filename.LastIndexOf("."));
//remove the extension from the file name
filename = filename.Substring(0, filename.LastIndexOf("."));
//combine path, file name and extension
filePath += filename + extension;
//all checks successfull, save file
fileUploadControl.SaveAs(Server.MapPath(@"~" + filePath));
//now use file contents from local temp folder
Student student = new Student();
student.ModuleID = Convert.ToInt32(Request.QueryString["module"]);
StudentHandler addStudent = new StudentHandler();
lblProgress.Text = "<br/>";
int moduleID = Convert.ToInt32(Request.QueryString["module"]);
/////////////////////
var reader = new StreamReader(File.OpenRead(@"C:\Users\micks\Documents\BitBucket\UAttendWeb\WebApp" + filePath));
while (!reader.EndOfStream)
{
var line = reader.ReadLine();
var values = line.Split(',');
student.StudentNumber = values[0];
student.FirstName = values[1];
student.Surname = values[2];
student.ModuleID = moduleID;
addStudent.AddNewStudent(student);
}
reader.Close();
Response.Redirect("Modules.aspx");
}
else
{
lblProgress.Text = "The file has to be less than 3 megabytes!";
}
}
else
{
lblProgress.Text = "Only .csv files are accepted!";
}
}
catch (Exception ex)
{
lblProgress.Text = "The file failed to upload <br/>" + ex;
}
}
else
{
lblProgress.Text = "Select a file to add students";
}
}
protected void btnGetReport_Click(object sender, EventArgs e)
{
//when a module us selected display all students linked to that module, and their attendance for each roll call
//data needed: student name, status
//get studentID, firstname, surname using ModuleID
//for each student use studentID to find roll call status
StudentHandler studentHandler = new StudentHandler();
RollCallHandler rollCallHandler = new RollCallHandler();
Student_RollCallHandler student_RollCallHandler = new Student_RollCallHandler();
Student_RollCall student_RollCall = new Student_RollCall();
List<Student> listStudents = studentHandler.GetStudentList(Convert.ToInt32(dlModules.SelectedValue));
litReport.Text = "";
string htmlOutput = "<thead><tr><th>Student <i class='fa fa-sort'></i></th><th>Percent <i class='fa fa-sort'></i></th></tr></thead>";
try
{
//get list of roll calls IDs held for a module
List<RollCall> listRollCalls = rollCallHandler.GetRollCallList(Convert.ToInt32(dlModules.SelectedValue));
int countRollCall = 0;
int countStudent = 0;
string[,] studentData = new string[listStudents.Count, 2];
string[] student = new string[listStudents.Count] ;
int[] attending = new int[listRollCalls.Count];
int temp = 0;
for (int i = 0; i < listStudents.Count; i++)
{
studentData[i, 1] = "0";
}
foreach (Student s in listStudents)
{
student[countStudent] = s.FirstName + " " + s.Surname;
studentData[countStudent, 0] = s.FirstName + " " + s.Surname + " " + s.StudentNumber;
//now get this students attendance records, one for each roll call, if no record exists assume absent
foreach (RollCall r in listRollCalls)
{
student_RollCall = student_RollCallHandler.GetStudentAttendance(r.RollCallID, s.StudentID);
try
{
litReport.Text += s.FirstName + " " + student_RollCall.Status;
attending[countRollCall] += 1;
temp = Convert.ToInt32(studentData[countStudent, 1]);
temp += 1;
studentData[countStudent, 1] = temp.ToString();
}
catch (NullReferenceException)
{
litReport.Text += s.FirstName + " " + "absent";
attending[countRollCall] += 0;
temp = Convert.ToInt32(studentData[countStudent, 1]);
temp += 0;
studentData[countStudent, 1] = temp.ToString();
}
countRollCall++;
}
countStudent++;
countRollCall = 0;
litReport.Text += "</br></br>";
}
litReport.Text = "";
for (int i = 0; i < listStudents.Count; i++)
{
studentData[i, 1] = (Convert.ToDouble(studentData[i, 1]) / listRollCalls.Count * 100).ToString();
studentData[i, 1] = Math.Round(Convert.ToDouble(studentData[i, 1]), 0).ToString();
htmlOutput += "<tr><td>" + studentData[i, 0] + "</td><td>" + studentData[i, 1] + "</td></tr>\n";
litReport.Text += studentData[i, 0] + " " + studentData[i, 1] + "</br>";
}
}
catch
{
htmlOutput = "<div class='alert alert-danger'>No records found</div>";
}
litReport.Text = htmlOutput;
}
