public List <RollcallStudent> getRollcallStudents()
{
return(cellTable.Select(c => {
var rs = RollcallStudent.create(c.Key, c.Value.state);
rs.absentReason = c.Value.absentReasonText;
return rs;
}).ToList());
}
public List <RollcallStudent> getRollcallStudents()
{
List <RollcallStudent> rollcallStudents = new List <RollcallStudent>();
var rollpageFrame = parseFrameDocument(ROLLCALL_FRAME);
var innerT = rollpageFrame.documentElement.outerHTML;
var htmlDoc = new HtmlAgilityPack.HtmlDocument();
htmlDoc.LoadHtml(innerT);
var studentsTable = htmlDoc.DocumentNode.SelectSingleNode("//table[@id='ctl00_ContentPlaceHolder1_ChkLStno']");
try
{
foreach (var tdElm in studentsTable.SelectNodes(".//td"))
{
var inputElm = tdElm.SelectSingleNode("./input");
var labelElm = tdElm.SelectSingleNode("./label");
if (labelElm == null || inputElm == null)
{
continue;
}
// Only if the input checkbox is checked, it has an attribute CHECKED=''
// with an empty string value. So if we don't get the default value 'NO',
// then it means the checkbox is checked, indicating the student is absent (not signed).
var isChecked = inputElm.GetAttributeValue("CHECKED", "NO") != "NO";
var student = new Student()
{
ip = netStatesManager.getIp(),
studentId = labelElm.InnerHtml.Substring(0, 8),
name = labelElm.InnerHtml.Substring(12, 3).Replace(" ", "")
};
rollcallStudents.Add(RollcallStudent.create(student, !isChecked));
}
return(rollcallStudents);
}
catch (Exception err)
{
Log.err(TAG, "ERROR occurs while loading rollcall student. ", err);
throw err;
}
}
