version 1.19, 2002/05/16 01:27:05
|
version 1.61, 2003/02/28 20:50:33
|
Line 1
|
Line 1
|
# The LearningOnline Network with CAPA |
# The LearningOnline Network with CAPA |
# (Publication Handler |
|
# |
# |
# $Id$ |
# $Id$ |
# |
# |
Line 26
|
Line 25
|
# http://www.lon-capa.org/ |
# http://www.lon-capa.org/ |
# |
# |
# (Navigate problems for statistical reports |
# (Navigate problems for statistical reports |
# YEAR=2001 |
|
# 5/5,7/9,7/25/1,8/11,9/13,9/26,10/5,10/9,10/22,10/26 Behrouz Minaei |
|
# 11/1,11/4,11/16,12/14,12/16,12/18,12/20,12/31 Behrouz Minaei |
|
# YEAR=2002 |
|
# 1/22,2/1,2/6,2/25,3/2,3/6,3/17,3/21,3/22,3/26,4/7,5/6 Behrouz Minaei |
|
# 5/12, 5/14, 5/15 Behrouz Minaei |
|
# |
# |
### |
### |
|
|
package Apache::lonstatistics; |
=pod |
|
|
use strict; |
=head1 NAME |
|
|
|
lonstatistics |
|
|
|
=head1 SYNOPSIS |
|
|
|
Main handler for statistics and chart. |
|
|
|
=head1 PACKAGES USED |
|
|
|
use strict; |
|
use Apache::Constants qw(:common :http); |
|
use Apache::lonnet(); |
|
use Apache::lonhomework; |
|
use Apache::loncommon; |
|
use Apache::loncoursedata; |
|
use Apache::lonhtmlcommon; |
|
use Apache::lonproblemanalysis; |
|
use Apache::lonproblemstatistics; |
|
use Apache::lonstudentassessment; |
|
use Apache::lonpercentage; |
|
use GDBM_File; |
|
|
|
=over 4 |
|
|
|
=cut |
|
|
|
package Apache::lonstatistics; |
|
|
|
use strict; |
use Apache::Constants qw(:common :http); |
use Apache::Constants qw(:common :http); |
|
use vars qw( |
|
@FullClasslist |
|
@Students |
|
@Sections |
|
@SelectedSections |
|
%StudentData |
|
@StudentDataOrder |
|
@SelectedStudentData |
|
$top_map |
|
@Sequences |
|
@SelectedMaps |
|
@Assessments); |
|
|
use Apache::lonnet(); |
use Apache::lonnet(); |
use Apache::lonhomework; |
use Apache::lonhomework; |
use Apache::loncommon; |
use Apache::loncommon; |
use HTML::TokeParser; |
use Apache::loncoursedata; |
|
use Apache::lonhtmlcommon; |
|
use Apache::lonproblemanalysis(); |
|
use Apache::lonproblemstatistics(); |
|
use Apache::lonstudentassessment(); |
|
use Apache::lonpercentage; |
use GDBM_File; |
use GDBM_File; |
|
|
# -------------------------------------------------------------- Module Globals |
|
my %hash; |
####################################################### |
my %CachData; |
####################################################### |
my %GraphDat; |
|
my %OpResp; |
=pod |
my %maps; |
|
my %mapsort; |
=item Package Variables |
my %section; |
|
my %StuBox; |
=item @FullClasslist The full classlist |
my %DiscFac; |
|
my %DisUp; |
=item @Students The students we are concerned with for this invocation |
my %DisLow; |
|
my $UpCnt; |
=item @Sections The sections available in this class |
my $CurMap; |
|
my $CurSec; |
=item $curr_student The student currently being examined |
my $CurStu; |
|
my @cols; |
=item $prev_student The student previous in the classlist |
my @list; |
|
my @students; |
=item $next_student The student next in the classlist |
my $p_count; |
|
my $Pos; |
=over |
my $r; |
|
my $OpSel1; |
=cut |
my $OpSel2; |
|
my $OpSel3; |
####################################################### |
my $OpSel4; |
####################################################### |
my $GData; |
# |
my $cid; |
# Classlist variables |
my $firstres; |
# |
my $lastres; |
my $curr_student; |
my $DiscFlag; |
my $prev_student; |
my $HWN; |
my $next_student; |
my $P_Order; |
|
my %foil_to_concept; |
####################################################### |
my @Concepts; |
####################################################### |
my %ConceptData; |
|
my %Header = (0,"Homework Sets Order",1,"#Stdnts",2,"Tries",3,"Mod", |
=pod |
4,"Mean",5,"#YES",6,"#yes",7,"%Wrng",8,"DoDiff", |
|
9,"S.D.",10,"Skew.",11,"D.F.1st",12,"D.F.2nd"); |
=item &clear_classlist_variables() |
my %Answer = (); |
|
|
undef the following package variables: |
sub InitAnalysis { |
|
my ($rid, $student)=@_; |
=over |
my ($uname,$udom)=split(/\:/,$student); |
|
$rid=~/(\d+)\.(\d+)/; |
=item @FullClasslist |
my $symb=&Apache::lonnet::declutter($hash{'map_id_'.$1}).'___'.$2.'___'. |
|
&Apache::lonnet::declutter($hash{'src_'.$rid}); |
=item @Students |
my $URI = $hash{'src_'.$rid}; |
|
my $Answ=&Apache::lonnet::ssi($URI,('grade_target' => 'analyze', |
=item @Sections |
'grade_username' => $uname, |
|
'grade_domain' => $udom, |
=item @SelectedSections |
'grade_courseid' => $cid, |
|
'grade_symb' => $symb)); |
=item %StudentData |
# my $Answ=&Apache::lonnet::ssi($URI,('grade_target' => 'analyze')); |
|
|
=item @StudentDataOrder |
(my $garbage,$Answ)=split(/_HASH_REF__/,$Answ,2); |
|
%Answer=(); |
=item @SelectedStudentData |
%Answer=&Apache::lonnet::str2hash($Answ); |
|
|
=item $curr_student |
my $parts=''; |
|
foreach my $elm (@{$Answer{"parts"}}) { |
=item $prev_student |
$parts.="$elm,"; |
|
} |
=item $next_student |
chop($parts); |
|
my $conc=''; |
=back |
foreach my $elm (@{$Answer{"$parts.concepts"}}) { |
|
$conc.="$elm@"; |
=cut |
} |
|
chop($conc); |
####################################################### |
|
####################################################### |
@Concepts=split(/\@/,$conc); |
sub clear_classlist_variables { |
foreach my $concept (@{$Answer{"$parts.concepts"}}) { |
undef(@FullClasslist); |
foreach my $foil (@{$Answer{"$parts.concept.$concept"}}) { |
undef(@Students); |
$foil_to_concept{$foil} = $concept; |
undef(@Sections); |
#$ConceptData{$foil} = $Answer{"$parts.foil.value.$foil"}; |
undef(@SelectedSections); |
} |
undef(%StudentData); |
} |
undef(@SelectedStudentData); |
return $symb; |
undef($curr_student); |
} |
undef($prev_student); |
|
undef($next_student); |
|
} |
sub Interval { |
|
my ($rid,$part,$symb)=@_; |
####################################################### |
my $Int=$ConceptData{"Interval"}; |
####################################################### |
my $due = &Apache::lonnet::EXT('resource.$part.duedate',$symb)+1; |
|
my $opn = &Apache::lonnet::EXT('resource.$part.opendate',$symb); |
=pod |
my $add=int(($due-$opn)/$Int); |
|
$ConceptData{"Int.0"}=$opn; |
=item &PrepareClasslist() |
for (my $i=1;$i<$Int;$i++) { |
|
$ConceptData{"Int.$i"}=$opn+$i*$add; |
Build up the classlist information. The classlist information is kept in |
} |
the following package variables: |
$ConceptData{"Int.$Int"}=$due; |
|
for (my $i=0;$i<$Int;$i++) { |
=over |
for (my $n=0; $n<=$#Concepts; $n++ ) { |
|
my $tmp=$Concepts[$n]; |
=item @FullClasslist |
$ConceptData{"$tmp.$i.true"}=0; |
|
$ConceptData{"$tmp.$i.false"}=0; |
=item @Students |
} |
|
} |
=item @Sections |
} |
|
|
=item @SelectedSections |
|
|
sub ShowOpGraph { |
=item %StudentData |
my ($InpStr, $Int_No)=@_; |
|
my ($rid,$part)=split(/\:/,substr($InpStr,8)); |
=item @SelectedStudentData |
$ConceptData{"Interval"}=$Int_No; |
|
#Initialize the option response true answers |
=item $curr_student |
my $symb=&InitAnalysis($rid,$students[0]); |
|
#compute the intervals |
=item $prev_student |
&Interval($rid,$part,$symb); |
|
my $URI = $hash{'src_'.$rid}; |
=item $next_student |
my $Src = $hash{'title_'.$rid}; |
|
$Src =~ s/\ /"_"/eg; |
=back |
$r->print('<br><b>'.$URI.'</b>'); |
|
$r->rflush(); |
$curr_student, $prev_student, and $next_student may not be defined, depending |
|
upon the calling context. |
#Java script Progress window |
|
&Create_PrgWin(); |
=cut |
&Update_PrgWin("Starting to analyze problem"); |
|
for (my $index=0;$index<=$#students;$index++) { |
####################################################### |
&Update_PrgWin($index); |
####################################################### |
&OpStatus($rid,$students[$index]); |
sub PrepareClasslist { |
} |
my $r = shift; |
&Close_PrgWin(); |
my %Sections; |
|
&clear_classlist_variables(); |
$r->print('<br>'); |
# |
for (my $k=0; $k<$Int_No; $k++ ) { |
# Retrieve the classlist |
&DrawGraph($k,$Src); |
my $cid = $ENV{'request.course.id'}; |
} |
my $cdom = $ENV{'course.'.$cid.'.domain'}; |
#$Apache::lonxml::debug=1; |
my $cnum = $ENV{'course.'.$cid.'.num'}; |
#&Apache::lonhomework::showhash(%ConceptData); |
my ($classlist,$field_names) = &Apache::loncoursedata::get_classlist($cid, |
#$Apache::lonxml::debug=0; |
$cdom,$cnum); |
my $Answ=&Apache::lonnet::ssi($URI); |
if (exists($ENV{'form.Section'})) { |
$r->print("<br><b>Here you can see the Problem:</b><br>$Answ"); |
if (ref($ENV{'form.Section'})) { |
} |
@SelectedSections = @{$ENV{'form.Section'}}; |
|
} elsif ($ENV{'form.Section'} !~ /^\s*$/) { |
|
@SelectedSections = ($ENV{'form.Section'}); |
sub DrawGraph { |
} |
my ($k,$Src)=@_; |
} |
my $Max=0; |
@SelectedSections = ('all') if (! @SelectedSections); |
my @data1; |
foreach (@SelectedSections) { |
my @data2; |
if ($_ eq 'all') { |
my $Correct=0; |
@SelectedSections = ('all'); |
my $Wrong=0; |
} |
# Adjust Data and find the Max |
} |
for (my $n=0; $n<=$#Concepts; $n++ ) { |
# |
my $tmp=$Concepts[$n]; |
# Set up %StudentData |
$data1[$n]=$ConceptData{"$tmp.$k.true"}; |
@StudentDataOrder = qw/fullname username domain id section status/; |
$Correct+=$data1[$n]; |
foreach my $field (@StudentDataOrder) { |
$data2[$n]=$ConceptData{"$tmp.$k.false"}; |
$StudentData{$field}->{'title'} = $field; |
$Wrong+=$data2[$n]; |
$StudentData{$field}->{'base_width'} = |
my $Sum=$data1[$n]+$data2[$n]; |
scalar (my @Tmp = split(//,$field)); |
if ( $Max<$Sum ) {$Max=$Sum;} |
$StudentData{$field}->{'width'} = |
} |
$StudentData{$field}->{'base_width'}; |
for (my $n=0; $n<=$#Concepts; $n++ ) { |
} |
if ($data1[$n]+$data2[$n]<$Max) { |
|
$data2[$n]+=$Max-($data1[$n]+$data2[$n]); |
# |
} |
# Process the classlist |
} |
while (my ($student,$student_data) = each (%$classlist)) { |
my $P_No = $#data1+1; |
my $studenthash = (); |
# $r->print('<br><b>From: ['.localtime($ConceptData{'Int.'.($k-1)}). |
for (my $i=0; $i< scalar(@$field_names);$i++) { |
# '] To: ['.localtime($ConceptData{"Int.$k"}).']</b>'); |
my $field = $field_names->[$i]; |
my $Str = "\n".'<table border=2>'. |
# Store the data |
"\n".'<tr>'. |
$studenthash->{$field}=$student_data->[$i]; |
"\n".'<th> # </th>'. |
# Keep track of the width of the fields |
"\n".'<th> Concept </th>'. |
next if (! exists($StudentData{$field})); |
"\n".'<th> Correct </th>'. |
my $length = scalar(my @Tmp1 = split(//,$student_data->[$i])); |
"\n".'<th> Wrong </th>'. |
if ($StudentData{$field}->{'width'} < $length) { |
"\n".'</tr>'; |
$StudentData{$field}->{'width'} = $length; |
|
|
for (my $n=0; $n<=$#Concepts; $n++ ) { |
|
$Str .= "\n"."<tr>". |
|
"\n"."<td>".($n+1)."</td>". |
|
"\n"."<td bgcolor=#FFFFDD> ".$Concepts[$n]." </td>". |
|
"\n"."<td bgcolor=#DDFFDD> ".$data1[$n]." </td>". |
|
"\n"."<td bgcolor=#FFDDDD> ".$data2[$n]." </td>". |
|
"\n"."</tr>"; |
|
} |
|
#$Apache::lonxml::debug=1; |
|
#&Apache::lonhomework::showhash(%ConceptData); |
|
#$Apache::lonxml::debug=0; |
|
|
|
# $Str.='<td></td><td><b>From:['.localtime($ConceptData{'Int.$k'}). |
|
# '] To: ['.localtime($ConceptData{'Int.'.($k+1)}). |
|
# "]</b></td><td>$Correct</td><td>$Wrong</td>";# |
|
|
|
$Str .= "\n".'</table>'; |
|
|
|
# $r->print($Str); |
|
|
|
if ( $Max > 1 ) { |
|
$Max += (10 - $Max % 10); |
|
$Max = int($Max); |
|
} else { $Max = 1; } |
|
|
|
|
|
my $Titr=($ConceptData{'Interval'}>1) ? $Src.'_interval_'.($k+1) : $Src; |
|
# $GData=$Titr.'&Concepts'.'&'.'Answers'.'&'.$Max.'&'.$P_No.'&'.$data1.'&'.$data2; |
|
$GData="$Titr&Concepts&Answers&$Max&$P_No&". |
|
(join(',',@data1)).'&'.(join(',',@data2)); |
|
|
|
$r->print('<IMG src="/cgi-bin/graph.gif?'.$GData.'" border=1/>'); |
|
} |
|
|
|
|
|
sub AnalyzeProblem { |
|
# selecting the number of intervals |
|
my $OpSel=''; |
|
my $CurInt = $ENV{'form.interval'}; |
|
if ($CurInt eq '') {$CurMap = '1';} |
|
my $Ptr = '<b>Select number of intervals</b>'."\n". |
|
'<select name="interval">'."\n"; |
|
for (my $n=1;$n<=7;$n++) { |
|
$Ptr .= '<option'; |
|
if ($CurInt eq $n) {$Ptr .= ' selected';} |
|
$Ptr .= '>'.$n."</option>"."\n"; |
|
} |
|
$Ptr .= '</select>'."\n"; |
|
$r->print( $Ptr ); |
|
|
|
#the table of option response problems |
|
$r->print('<br><b> Option Response Problems in this course:</b><br><br>'); |
|
my $Str = "\n".'<table border=2>'. |
|
"\n".'<tr>'. |
|
"\n".'<th> # </th>'. |
|
"\n".'<th> Problem Title </th>'. |
|
"\n".'<th> Resouse </th>'. |
|
"\n".'<th> Address </th>'. |
|
"\n".'</tr>'; |
|
|
|
my $P_No=1; |
|
foreach (sort keys %OpResp) { |
|
my ($rid,$part)=split(/\:/,$OpResp{$_}); |
|
my $Temp = '<a href="'.$hash{'src_'.$rid}. |
|
'" target="_blank">'.$hash{'title_'.$rid}.'</a>'; |
|
$Str .= "\n"."<tr>". |
|
"\n"."<td> $P_No </td>". |
|
"\n"."<td bgcolor=#DDFFDD> ".$Temp." </td>". |
|
"\n"."<td bgcolor=#EEFFCC> ".$hash{'src_'.$rid}." </td>". |
|
"\n"."<td> ".'<input type="submit" name="sort" value="'.'Analyze_'.$rid.'" />'.'</td>'. |
|
"\n"."</tr>"; |
|
$P_No++; |
|
} |
|
$Str .= "\n".'</table>'; |
|
$Str .= "\n".'</form>'; |
|
$r->print($Str); |
|
$r->rflush(); |
|
} |
|
|
|
|
|
sub Decide { |
|
#deciding the true or false answer belongs to each interval |
|
my ($type,$foil,$time)=@_; |
|
my $k=0; |
|
while ($time>$ConceptData{'Int.'.($k+1)} && |
|
$k<$ConceptData{'Interval'}) {$k++;} |
|
$ConceptData{"$foil_to_concept{$foil}.$k.$type"}++; |
|
} |
|
|
|
|
|
#restore the student submissions and finding the result |
|
sub OpStatus { |
|
my ($rid,$student)=@_; |
|
my ($uname,$udom)=split(/\:/,$student); |
|
my $code='U'; |
|
$rid=~/(\d+)\.(\d+)/; |
|
my $symb=&Apache::lonnet::declutter($hash{'map_id_'.$1}).'___'.$2.'___'. |
|
&Apache::lonnet::declutter($hash{'src_'.$rid}); |
|
my %reshash=&Apache::lonnet::restore($symb,$cid,$udom,$uname); |
|
my @True = (); |
|
my @False = (); |
|
my $flag=0; |
|
if ($reshash{'version'}) { |
|
my $tries=0; |
|
&Apache::lonhomework::showhash(%Answer); |
|
for (my $version=1;$version<=$reshash{'version'};$version++) { |
|
my $time=$reshash{"$version:timestamp"}; |
|
|
|
foreach my $key (sort(split(/\:/,$reshash{$version.':keys'}))) { |
|
if (($key=~/\.(\w+)\.(\w+)\.submission$/)) { |
|
my $Id1 = $1; my $Id2 = $2; |
|
#check if this is a repeat submission, if so skip it |
|
if ($reshash{"$version:resource.$Id1.previous"}) { next; } |
|
#if no solved this wasn't a real submission, ignore it |
|
if (!defined($reshash{"$version:resource.$Id1.solved"})) { |
|
&Apache::lonxml::debug("skipping "); |
|
next; |
|
} |
|
my $Resp = $reshash{"$version:$key"}; |
|
my %submission=&Apache::lonnet::str2hash($Resp); |
|
foreach (keys %submission) { |
|
my $Ansr = $Answer{"$Id1.$Id2.foil.value.$_"}; |
|
if ($submission{$_}) { |
|
if ($submission{$_} eq $Ansr) { |
|
&Decide("true",$_,$time ); |
|
} |
|
else {&Decide("false",$_,$time );} |
|
} |
|
} |
|
} |
|
} |
|
} |
|
} |
|
} |
|
|
|
|
|
#------- Processing upperlist and lowerlist according to each problem |
|
sub ProcessDisc { |
|
my @List = @_; |
|
@List = sort (@List); |
|
my $Count = $#List+1; |
|
my $Prb; |
|
my @Dis; |
|
my $Slvd=0; |
|
my $tmp; |
|
my $Sum1=0; |
|
my $Sum2=0; |
|
my $nIdx=0; |
|
my $nStud=0; |
|
my %Proc; |
|
undef %Proc; |
|
while ($nIdx<$Count) { |
|
($Prb,$tmp)=split(/\=/,$List[$nIdx]); |
|
@Dis=split(/\+/,$tmp); |
|
my $Temp = $Prb; |
|
do { |
|
$nIdx++; |
|
$nStud++; |
|
$Sum1 += $Dis[0]; |
|
$Sum2 += $Dis[1]; |
|
($Prb,$tmp)=split(/\=/,$List[$nIdx]); |
|
@Dis=split(/\+/,$tmp); |
|
} while ( $Prb eq $Temp && $nIdx < $Count ); |
|
# $Proc{$Temp}=($Sum1/$nStud).':'.$nStud; |
|
$Proc{$Temp}=($Sum1/$nStud).':'.($Sum2/$nStud); |
|
# $r->print("$nIdx) $Temp --> ($nStud) $Proc{$Temp} <br>"); |
|
$Sum1=0; |
|
$Sum2=0; |
|
$nStud=0; |
|
} |
|
return %Proc; |
|
} |
|
|
|
|
|
#------- Creating Discimination factor |
|
sub Discriminant { |
|
my $Count=0; |
|
foreach (keys(%DiscFac)){ |
|
$Count++; |
|
} |
|
$UpCnt = int(0.27*$Count); |
|
my $low=0; |
|
my $up=$Count-$UpCnt; |
|
my @UpList=(); |
|
my @LowList=(); |
|
$Count=0; |
|
foreach my $key (sort(keys(%DiscFac))){ |
|
$Count++; |
|
#$r->print("<br>$Count) $key = $DiscFac{$key}"); |
|
if ($low < $UpCnt || $Count > $up) { |
|
$low++; |
|
my $str=$DiscFac{$key}; |
|
foreach(split(/\:/,$str)){ |
|
if ($_) { |
|
if ($low<$UpCnt){push(@LowList,$_);} |
|
else {push(@UpList,$_);} |
|
} |
|
} |
|
} |
|
} |
|
%DisUp=&ProcessDisc(@UpList); |
|
%DisLow=&ProcessDisc(@LowList); |
|
} |
|
|
|
|
|
sub NumericSort { |
|
$a <=> $b; |
|
} |
|
|
|
# ------ Create different Student Report |
|
sub StudentReport { |
|
my ($sname,$sdom)=@_; |
|
if ( $sname eq 'All Students' ) { |
|
$r->print( '<h3><font color=blue>WARNING: |
|
Please select a student</font></h3>' ); |
|
return; |
|
} |
|
my %result = &Apache::lonnet::dump($cid,$sdom,$sname); |
|
my $ResId; |
|
my $PrOrd; |
|
my $Code; |
|
my $Tries; |
|
my $TotalTries = 0; |
|
my $ParCr = 0; |
|
my $Wrongs; |
|
my %TempHash; |
|
my $Version; |
|
my $LatestVersion; |
|
my $PtrTry=''; |
|
my $PtrCod=''; |
|
my $SetNo=0; |
|
my $Str = "\n".'<table border=2>'. |
|
"\n".'<tr>'. |
|
"\n".'<th> # </th>'. |
|
"\n".'<th> Set Title </th>'. |
|
"\n".'<th> Results </th>'. |
|
"\n".'<th> Tries </th>'. |
|
"\n".'</tr>'; |
|
my ($temp)=keys(%result); |
|
unless ($temp=~/^error\:/) { |
|
foreach my $CurCol (@cols) { |
|
if (!$CurCol){ |
|
my $Set=&Apache::lonnet::declutter($hash{'map_id_'.$1}); |
|
if ( $Set ) { |
|
$SetNo++; |
|
$Str .= "\n"."<tr>". |
|
"\n"."<td> $SetNo </td>". |
|
"\n"."<td> $Set </td>". |
|
"\n"."<td> $PtrCod </td>". |
|
"\n"."<td> $PtrTry</td>". |
|
"\n"."</tr>"; |
|
} |
|
$PtrTry=''; |
|
$PtrCod=''; |
|
next; |
|
} |
|
($PrOrd,$ResId)=split(/\:/,$CurCol); |
|
$ResId=~/(\d+)\.(\d+)/; |
|
my $Map = &Apache::lonnet::declutter( $hash{'map_id_'.$1} ); |
|
if ( $CurMap ne 'All Maps' ) { |
|
my ( $ResMap, $NameMap ) = split(/\=/,$CurMap); |
|
if ( $Map ne $ResMap ) { next; } |
|
} |
|
my $meta=$hash{'src_'.$ResId}; |
|
my $PartNo = 0; |
|
undef %TempHash; |
|
foreach (split(/\,/,&Apache::lonnet::metadata($meta,'keys'))){ |
|
if ($_=~/^stores\_(\w+)\_tries$/) { |
|
my $Part=&Apache::lonnet::metadata($meta,$_.'.part'); |
|
if ( $TempHash{"$Part"} eq '' ) { |
|
$TempHash{"$Part"} = $Part; |
|
$TempHash{$PartNo}=$Part; |
|
$TempHash{"$Part.Code"} = '-'; |
|
$TempHash{"$Part.PrOrd"} = $PrOrd+$PartNo; |
|
$PartNo++; |
|
} |
|
} |
|
} |
} |
|
} |
|
push (@FullClasslist,$studenthash); |
|
# |
|
# Build up a list of sections |
|
my $section = $studenthash->{'section'}; |
|
if (! defined($section) || $section =~/^\s*$/ || $section == -1) { |
|
$studenthash->{'section'} = 'none'; |
|
$section = $studenthash->{'section'}; |
|
} |
|
$Sections{$section}++; |
|
# |
|
# Only put in the list those students we are interested in |
|
foreach my $sect (@SelectedSections) { |
|
if (($sect eq 'all') || ($section eq $sect)) { |
|
push (@Students,$studenthash); |
|
last; |
|
} |
|
} |
|
} |
|
# |
|
# Put the consolidated section data in the right place |
|
@Sections = sort {$a cmp $b} keys(%Sections); |
|
unshift(@Sections,'all'); # Put 'all' at the front of the list |
|
# |
|
# Sort the Students |
|
my $sortby = 'fullname'; |
|
$sortby = $ENV{'form.sort'} if (exists($ENV{'form.sort'})); |
|
my @TmpStudents = sort { $a->{$sortby} cmp $b->{$sortby} || |
|
$a->{'fullname'} cmp $b->{'fullname'} } @Students; |
|
@Students = @TmpStudents; |
|
# |
|
# Now deal with that current student thing.... |
|
if (exists($ENV{'form.StudentAssessmentStudent'})) { |
|
my ($current_uname,$current_dom) = |
|
split(':',$ENV{'form.StudentAssessmentStudent'}); |
|
my $i; |
|
for ($i = 0; $i<=$#Students; $i++) { |
|
next if (($Students[$i]->{'username'} ne $current_uname) || |
|
($Students[$i]->{'domain'} ne $current_dom)); |
|
$curr_student = $Students[$i]; |
|
last; # If we get here, we have our student. |
|
} |
|
if ($i == 0) { |
|
$prev_student = 'none'; |
|
} else { |
|
$prev_student = $Students[$i-1]; |
|
} |
|
if ($i == $#Students) { |
|
$next_student = 'none'; |
|
} else { |
|
$next_student = $Students[$i+1]; |
|
} |
|
} |
|
# |
|
if (exists($ENV{'form.StudentData'})) { |
|
if (ref($ENV{'form.StudentData'}) eq 'ARRAY') { |
|
@SelectedStudentData = @{$ENV{'form.StudentData'}}; |
|
} else { |
|
@SelectedStudentData = ($ENV{'form.StudentData'}); |
|
} |
|
} else { |
|
@SelectedStudentData = ('fullname'); |
|
} |
|
foreach (@SelectedStudentData) { |
|
if ($_ eq 'all') { |
|
@SelectedStudentData = ('all'); |
|
last; |
|
} |
|
} |
|
# |
|
return; |
|
} |
|
|
|
####################################################### |
|
####################################################### |
|
|
|
=pod |
|
|
|
=item ¤t_student() |
|
|
|
Returns a pointer to a hash containing data about the currently |
|
selected student. |
|
|
|
=cut |
|
|
|
####################################################### |
|
####################################################### |
|
sub current_student { |
|
if (defined($curr_student)) { |
|
return $curr_student; |
|
} else { |
|
return 'All Students'; |
|
} |
|
} |
|
|
|
####################################################### |
|
####################################################### |
|
|
|
=pod |
|
|
|
=item &previous_student() |
|
|
|
Returns a pointer to a hash containing data about the student prior |
|
in the list of students. Or something. |
|
|
|
=cut |
|
|
|
####################################################### |
|
####################################################### |
|
sub previous_student { |
|
if (defined($prev_student)) { |
|
return $prev_student; |
|
} else { |
|
return 'No Student Selected'; |
|
} |
|
} |
|
|
|
####################################################### |
|
####################################################### |
|
|
|
=pod |
|
|
|
=item &next_student() |
|
|
|
Returns a pointer to a hash containing data about the next student |
|
to be viewed. |
|
|
|
=cut |
|
|
|
####################################################### |
|
####################################################### |
|
sub next_student { |
|
if (defined($next_student)) { |
|
return $next_student; |
|
} else { |
|
return 'No Student Selected'; |
|
} |
|
} |
|
|
|
####################################################### |
|
####################################################### |
|
|
|
=pod |
|
|
|
=item &clear_sequence_variables() |
|
|
|
=cut |
|
|
|
####################################################### |
|
####################################################### |
|
sub clear_sequence_variables { |
|
undef($top_map); |
|
undef(@Sequences); |
|
undef(@Assessments); |
|
} |
|
|
|
####################################################### |
|
####################################################### |
|
|
|
=pod |
|
|
|
=item &SetSelectedMaps($elementname) |
|
|
|
Sets the @SelectedMaps array from $ENV{'form.'.$elementname}; |
|
|
|
=cut |
|
|
|
####################################################### |
|
####################################################### |
|
sub SetSelectedMaps { |
|
my $elementname = shift; |
|
if (exists($ENV{'form.'.$elementname})) { |
|
if (ref($ENV{'form.'.$elementname})) { |
|
@SelectedMaps = @{$ENV{'form.'.$elementname}}; |
|
} else { |
|
@SelectedMaps = ($ENV{'form.'.$elementname}); |
|
} |
|
} else { |
|
@SelectedMaps = ('all'); |
|
} |
|
} |
|
|
|
####################################################### |
|
####################################################### |
|
|
|
=pod |
|
|
|
=item &PrepareCourseData($r) |
|
|
|
=cut |
|
|
|
####################################################### |
|
####################################################### |
|
sub PrepareCourseData { |
|
my ($r) = @_; |
|
&clear_sequence_variables(); |
|
my ($top,$sequences,$assessments) = |
|
&Apache::loncoursedata::get_sequence_assessment_data(); |
|
if (! defined($top) || ! ref($top)) { |
|
# There has been an error, better report it |
|
&Apache::lonnet::logthis('top is undefined'); |
|
return; |
|
} |
|
$top_map = $top if (ref($top)); |
|
@Sequences = @{$sequences} if (ref($sequences) eq 'ARRAY'); |
|
@Assessments = @{$assessments} if (ref($assessments) eq 'ARRAY'); |
|
# |
|
# Compute column widths |
|
foreach my $seq (@Sequences) { |
|
my $name_length = scalar(my @Tmp1 = split(//,$seq->{'title'})); |
|
my $num_parts = $seq->{'num_assess_parts'}; |
|
# |
|
# The number of columns needed for the summation text: |
|
# " 1/5" = 1+3 columns, " 10/99" = 1+5 columns |
|
my $sum_length = 1+1+2*(scalar(my @Tmp2 = split(//,$num_parts))); |
|
my $num_col = $num_parts+$sum_length; |
|
if ($num_col < $name_length) { |
|
$num_col = $name_length; |
|
} |
|
$seq->{'base_width'} = $name_length; |
|
$seq->{'width'} = $num_col; |
|
} |
|
return; |
|
} |
|
|
|
####################################################### |
|
####################################################### |
|
|
|
=pod |
|
|
|
=item &log_sequence($sequence,$recursive,$padding) |
|
|
|
Write data about the sequence to a logfile. If $recursive is not |
|
undef the data is written recursively. $padding is used for recursive |
|
calls. |
|
|
my $Prob = $Map.'___'.$2.'___'. |
=cut |
&Apache::lonnet::declutter( $hash{'src_'.$ResId} ); |
|
$Code='U'; |
####################################################### |
$Tries = 0; |
####################################################### |
$Wrongs = 0; |
sub log_sequence { |
$LatestVersion = $result{"version:$Prob"}; |
my ($seq,$recursive,$padding) = @_; |
if ( $LatestVersion ) { |
$padding = '' if (! defined($padding)); |
for ( my $Version=1; $Version<=$LatestVersion; $Version++ ) { |
if (ref($seq) ne 'HASH') { |
my $vkeys = $result{"$Version:keys:$Prob"}; |
&Apache::lonnet::logthis('log_sequence passed bad sequnce'); |
my @keys = split(/\:/,$vkeys); |
return; |
|
} |
foreach my $Key (@keys) { |
&Apache::lonnet::logthis($padding.'sequence '.$seq->{'title'}); |
if (($Key=~/\.(\w+)\.solved$/) && ($Key!~/^\d+\:/)) { |
while (my($key,$value) = each(%$seq)) { |
my $Part = $1; |
next if ($key eq 'contents'); |
$Tries = $result{"$Version:$Prob:resource.$Part.tries"}; |
if (ref($value) eq 'ARRAY') { |
$TempHash{"$Part.Tries"} = ($Tries) ? $Tries : 0; |
for (my $i=0;$i< scalar(@$value);$i++) { |
$TotalTries += $Tries; |
&Apache::lonnet::logthis($padding.$key.'['.$i.']='. |
my $Val = $result{"$Version:$Prob:resource.$Part.solved"}; |
$value->[$i]); |
if ( $Val eq 'correct_by_student' ) |
} |
{ $Wrongs = $Tries - 1; $Code = 'Y'; } |
} else { |
elsif ( $Val eq 'correct_by_override' ) |
&Apache::lonnet::logthis($padding.$key.'='.$value); |
{ $Wrongs = $Tries - 1; $Code = 'y'; } |
} |
elsif ( $Val eq 'incorrect_attempted' || |
} |
$Val eq 'incorrect_by_override' ) |
if (defined($recursive)) { |
{ $Wrongs = $Tries; $Code = 'N'; } |
&Apache::lonnet::logthis($padding.'-'x20); |
$TempHash{"$Part.Code"} = $Code; |
&Apache::lonnet::logthis($padding.'contains:'); |
$TempHash{"$Part.Wrongs"} = $Wrongs; |
foreach my $item (@{$seq->{'contents'}}) { |
} |
if ($item->{'type'} eq 'container') { |
} |
&log_sequence($item,$recursive,$padding.' '); |
|
} else { |
|
&Apache::lonnet::logthis($padding.'title = '.$item->{'title'}); |
|
while (my($key,$value) = each(%$item)) { |
|
next if ($key eq 'title'); |
|
if (ref($value) eq 'ARRAY') { |
|
for (my $i=0;$i< scalar(@$value);$i++) { |
|
&Apache::lonnet::logthis($padding.$key.'['.$i.']='. |
|
$value->[$i]); |
|
} |
|
} else { |
|
&Apache::lonnet::logthis($padding.$key.'='.$value); |
|
} |
} |
} |
for ( my $n = 0; $n < $PartNo; $n++ ) { |
|
my $part = $TempHash{$n}; |
|
if ($PtrTry ne '') {$PtrTry .= ',';} |
|
$PtrTry .= "$TempHash{$part.'.Tries'}"; |
|
$PtrCod .= "$TempHash{$part.'.Code'}"; |
|
} |
|
} |
} |
else { |
|
for(my $n=0; $n<$PartNo; $n++) { |
|
if ($PtrTry ne '') {$PtrTry .= ',';} |
|
$PtrTry .= "0"; |
|
$PtrCod .= "-"; |
|
} |
|
} |
|
} |
} |
|
&Apache::lonnet::logthis($padding.'end contents of '.$seq->{'title'}); |
|
&Apache::lonnet::logthis($padding.'-'x20); |
} |
} |
$Str .= "\n".'</table>'; |
return; |
$r->print($Str); |
|
$r->rflush(); |
|
} |
} |
|
|
sub CreateTable { |
############################################## |
my ($Hd, $Hid)=@_; |
############################################## |
if ($ENV{'form.showcsv'}) { |
|
if ( $Hd == 1 ) { |
=pod |
$r->print('<br>"'.$hash{'title_'.$Hid}.'","'.$hash{'src_'.$Hid}.'"'); |
|
} |
=item &StudentDataSelect($elementname,$status,$numvisible,$selected) |
return; |
|
} |
Returns html for a selection box allowing the user to choose one (or more) |
my $ColNo=0; |
of the fields of student data available (fullname, username, id, section, etc) |
foreach (keys(%Header)){ |
|
$ColNo++; |
=over 4 |
} |
|
if ( $Hd == 1 ) { |
=item $elementname The name of the HTML form element |
$r->print('<br><a href="'.$hash{'src_'.$Hid}. |
|
'" target="_blank">'.$hash{'title_'.$Hid}.'</a>'); |
=item $status 'multiple' or 'single' selection box |
} |
|
my $Result = "\n".'<table border=2>'; |
=item $numvisible The number of options to be visible |
$Result .= '<tr><th>P#</th>'."\n"; |
|
for ( my $nIdx=0; $nIdx < $ColNo; $nIdx++ ) { |
=back |
$Result .= '<th>'.'<input type="submit" name="sort" value="'. |
|
$Header{$nIdx}.'" />'.'</th>'."\n"; |
=cut |
|
|
|
############################################## |
|
############################################## |
|
sub StudentDataSelect { |
|
my ($elementname,$status,$numvisible)=@_; |
|
if ($numvisible < 1) { |
|
return; |
} |
} |
$Result .= "\n".'</tr>'."\n"; |
# |
$r->print( $Result ); |
# Build the form element |
$r->rflush(); |
my $Str = "\n"; |
|
$Str .= '<select name="'.$elementname.'" '; |
|
if ($status ne 'single') { |
|
$Str .= 'multiple="true" '; |
|
} |
|
$Str .= 'size="'.$numvisible.'" >'."\n"; |
|
# |
|
# Deal with 'all' |
|
$Str .= ' <option value="all" '; |
|
foreach (@SelectedStudentData) { |
|
if ($_ eq 'all') { |
|
$Str .= 'selected '; |
|
last; |
|
} |
|
} |
|
$Str .= ">all</option>\n"; |
|
# |
|
# Loop through the student data fields |
|
foreach my $item (@StudentDataOrder) { |
|
$Str .= ' <option value="'.$item.'" '; |
|
foreach (@SelectedStudentData) { |
|
if ($item eq $_ ) { |
|
$Str .= 'selected '; |
|
last; |
|
} |
|
} |
|
$Str .= '>'.$item."</option>\n"; |
|
} |
|
$Str .= "</select>\n"; |
|
return $Str; |
} |
} |
|
|
sub CloseTable { |
############################################## |
if ($ENV{'form.showcsv'}) { |
############################################## |
return; |
|
} |
=pod |
$r->print("\n".'</table>'."\n"); |
|
$r->rflush(); |
=item &MapSelect($elementname,$status,$numvisible,$restriction) |
|
|
|
Returns html for a selection box allowing the user to choose one (or more) |
|
of the sequences in the course. The values of the sequences are the symbs. |
|
If the top sequence is selected, the value 'top' will result. |
|
|
|
=over 4 |
|
|
|
=item $elementname The name of the HTML form element |
|
|
|
=item $status 'multiple' or 'single' selection box |
|
|
|
=item $numvisible The number of options to be visible |
|
|
|
=item $restriction Code reference to subroutine which returns true or |
|
false. The code must expect a reference to a sequence data structure. |
|
|
|
=back |
|
|
|
=cut |
|
|
|
############################################## |
|
############################################## |
|
sub MapSelect { |
|
my ($elementname,$status,$numvisible,$restriction)=@_; |
|
if ($numvisible < 1) { |
|
return; |
|
} |
|
# |
|
# Set up array of selected items |
|
&SetSelectedMaps($elementname); |
|
# |
|
# Set up the restriction call |
|
if (! defined($restriction)) { |
|
$restriction = sub { 1; }; |
|
} |
|
# |
|
# Build the form element |
|
my $Str = "\n"; |
|
$Str .= '<select name="'.$elementname.'" '; |
|
if ($status ne 'single') { |
|
$Str .= 'multiple="true" '; |
|
} |
|
$Str .= 'size="'.$numvisible.'" >'."\n"; |
|
# |
|
# Deal with 'all' |
|
foreach (@SelectedMaps) { |
|
if ($_ eq 'all') { |
|
@SelectedMaps = ('all'); |
|
last; |
|
} |
|
} |
|
# |
|
# Put in option for 'all' |
|
$Str .= ' <option value="all" '; |
|
foreach (@SelectedMaps) { |
|
if ($_ eq 'all') { |
|
$Str .= 'selected '; |
|
last; |
|
} |
|
} |
|
$Str .= ">all</option>\n"; |
|
# |
|
# Loop through the sequences |
|
foreach my $seq (@Sequences) { |
|
next if (! $restriction->($seq)); |
|
$Str .= ' <option value="'.$seq->{'symb'}.'" '; |
|
foreach (@SelectedMaps) { |
|
if ($seq->{'symb'} eq $_) { |
|
$Str .= 'selected '; |
|
last; |
|
} |
|
} |
|
$Str .= '>'.$seq->{'title'}."</option>\n"; |
|
} |
|
$Str .= "</select>\n"; |
|
return $Str; |
} |
} |
|
|
# ------------------------------------------- Prepare Statistics Table |
############################################## |
sub PreStatTable { |
############################################## |
|
|
my $CacheDB = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
=pod |
"_$ENV{'user.domain'}_$cid\_statistics.db"; |
|
my $GraphDB = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
=item &SectionSelect($elementname,$status,$numvisible) |
"_$ENV{'user.domain'}_$cid\_graph.db"; |
|
my $OpSel11=''; |
Returns html for a selection box allowing the user to choose one (or more) |
my $OpSel12=''; |
of the sections in the course. |
my $OpSel13=''; |
|
my $Status = $ENV{'form.status'}; |
=over 4 |
if ( $Status eq 'Any' ) { $OpSel13='selected'; } |
|
elsif ($Status eq 'Expired' ) { $OpSel12 = 'selected'; } |
=item $elementname The name of the HTML form element |
else { $OpSel11 = 'selected'; } |
|
|
=item $status 'multiple' or 'single' selection box |
my $Ptr = ''; |
|
$Ptr .= '<br><b> Student Status: </b>'."\n". |
=item $numvisible The number of options to be visible |
'<select name="status">'. |
|
'<option '.$OpSel11.' >Active</option>'."\n". |
=item $selected Array ref to the names of the already selected sections. |
'<option '.$OpSel12.' >Expired</option>'."\n". |
If undef, $ENV{'form.'.$elementname} is used. |
'<option '.$OpSel13.' >Any</option> </select> '."\n"; |
If $ENV{'form.'.$elementname} is also empty, none will be selected. |
$Ptr .= ' '; |
|
$Ptr .= '<input type=submit name=sort value="Recalculate Statistics"/>'."\n"; |
=item $restriction Code reference to subroutine which returns true or |
|
false. The code must expect a reference to a sequence data structure. |
$Ptr .= '<br><b> Sorting Type: </b>'."\n". |
|
'<select name="order"> <option '.$OpSel1.' >Ascending</option>'."\n". |
=back |
'<option '.$OpSel2.'>Descending</option> </select> '."\n"; |
|
$Ptr .= ' '; |
=cut |
$Ptr .= '<input type="submit" name="sort" value="DoDiff Graph" />'."\n"; |
|
$Ptr .= ' '; |
############################################## |
$Ptr .= '<input type="submit" name="sort" value="%Wrong Graph" />'."\n"; |
############################################## |
|
sub SectionSelect { |
$Ptr .= '<pre>'. |
my ($elementname,$status,$numvisible)=@_; |
'<b> #Stdnts</b>: Total Number of Students opened the problem.<br>'. |
if ($numvisible < 1) { |
'<b> Tries </b>: Total Number of Tries for solving the problem.<br>'. |
return; |
'<b> Max </b> : Maximunm Number of Tries for solving the problem.<br>'. |
} |
'<b> Avg. </b>: Average Number of the tries. [ Tries / #Stdnts ]<br>'. |
# |
'<b> #YES </b>: Number of students solved the problem correctly.<br>'. |
# Build the form element |
'<b> #yes </b>: Number of students solved the problem by override.<br>'. |
my $Str = "\n"; |
'<b> %Wrng </b>: Percentage of students tried to solve the problem but'. |
$Str .= '<select name="'.$elementname.'" '; |
' still incorrect. [ 100*((#Stdnts-(#YES+#yes))/#Stdnts) ]<br>'. |
if ($status ne 'single') { |
# ' DoDiff : Degree of Difficulty of the problem. [ Tries/(#YES+#yes+0.1) ]<br>'. Kashy formula |
$Str .= 'multiple="true" '; |
'<b> DoDiff </b>: Degree of Difficulty of the problem. [ 1 - ((#YES+#yes) / Tries) ]<br>'. #Gerd formula |
} |
'<b> S.D. </b> : Standard Deviation of the tries.'. |
$Str .= 'size="'.$numvisible.'" >'."\n"; |
'[ sqrt(sum((Xi - Avg.)^2)) / (#Stdnts-1)'. |
# |
' where Xi denotes every student\'s tries ]<br>'. |
# Loop through the sequences |
'<b> Skew. </b>: Skewness of the students tries.'. |
foreach my $s (@Sections) { |
' [ (sqrt( sum((Xi - Avg.)^3) / #Stdnts)) / (S.D.^3) ]<br>'. |
$Str .= ' <option value="'.$s.'" '; |
'<b> Dis.F. </b>: Discrimination Factor: A Standard for '. |
foreach (@SelectedSections) { |
'evaluating the problem according to a Criterion<br>'. |
if ($s eq $_) { |
'<b> [Applied Criterion in %27 Upper Students - '. |
$Str .= 'selected '; |
'Applied the same Criterion in %27 Lower Students]</b><br>'. |
last; |
'<b> 1st Criterion</b> for Sorting the Students: '. |
|
'<b>Sum of Partial Credit Awarded / Total Number of Tries</b><br>'. |
|
'<b> 2nd Criterion</b> for Sorting the Students: '. |
|
'<b>Total number of Correct Answers / Total Number of Tries</b>'. |
|
'</pre>'; |
|
|
|
$r->print($Ptr); |
|
|
|
$r->print('Output CSV format: <input type=checkbox name=showcsv onClick="submit()"'); |
|
if ($ENV{'form.showcsv'}) { $r->print(' checked'); } |
|
$r->print('>'); |
|
|
|
$r->rflush(); |
|
|
|
if ((-e "$CacheDB")&&($ENV{'form.sort'} ne 'Recalculate Statistics')) { |
|
if (tie(%CachData,'GDBM_File',"$CacheDB",&GDBM_READER,0640)) { |
|
tie(%GraphDat,'GDBM_File',$GraphDB,&GDBM_WRCREAT,0640); |
|
&Cache_Statistics(); |
|
} |
|
else { |
|
$r->print("Unable to tie hash to db file"); |
|
} |
|
} |
|
else { |
|
if (tie(%CachData,'GDBM_File',$CacheDB,&GDBM_WRCREAT,0640)) { |
|
tie(%GraphDat,'GDBM_File',$GraphDB,&GDBM_WRCREAT,0640); |
|
foreach (keys %DiscFac) {delete $CachData{$_};} |
|
foreach (keys %CachData) {delete $CachData{$_};} |
|
$DiscFlag=0; |
|
&Build_Statistics(); |
|
} |
|
else { |
|
$r->print("Unable to tie hash to db file"); |
|
} |
|
} |
|
|
|
# $r->print('Total instances of the problems : '.($p_count*($#students+1))); |
|
untie(%CachData); |
|
untie(%GraphDat); |
|
} |
|
|
|
|
|
# ------------------------------------- Find the section of student in a course |
|
|
|
sub usection { |
|
my ($udom,$unam,$courseid,$ActiveFlag)=@_; |
|
$courseid=~s/\_/\//g; |
|
$courseid=~s/^(\w)/\/$1/; |
|
foreach (split(/\&/,&Apache::lonnet::reply('dump:'. |
|
$udom.':'.$unam.':roles', |
|
&Apache::lonnet::homeserver($unam,$udom)))){ |
|
my ($key,$value)=split(/\=/,$_); |
|
$key=&Apache::lonnet::unescape($key); |
|
if ($key=~/^$courseid(?:\/)*(\w+)*\_st$/) { |
|
my $section=$1; |
|
if ($key eq $courseid.'_st') { $section=''; } |
|
my ($dummy,$end,$start)=split(/\_/,&Apache::lonnet::unescape($value)); |
|
if ( $ActiveFlag ne 'Any' ) { |
|
my $now=time; |
|
my $notactive=0; |
|
if ($start) { |
|
if ($now<$start) { $notactive=1; } |
|
} |
|
if ($end) { |
|
if ($now>$end) { $notactive=1; } |
|
} |
|
if ((($ActiveFlag eq 'Expired') && $notactive == 1) || |
|
(($ActiveFlag eq 'Active') && $notactive == 0 ) ) { |
|
return $section; |
|
} |
|
else { return '-1'; } |
|
} |
|
return $section; |
|
} |
|
} |
|
return '-1'; |
|
} |
|
|
|
|
|
# ------ Dump the Student's DB file and handling the data for statistics table |
|
sub ExtractStudentData { |
|
my $student=shift; |
|
my ($sname,$sdom) = split( /\:/, $student ); |
|
my %result = &Apache::lonnet::dump($cid,$sdom,$sname); |
|
my $ResId; |
|
my $PrOrd; |
|
my $Dis = ''; |
|
my $Code; |
|
my $Tries; |
|
my $ParCr; |
|
my $TotalTries = 0; |
|
my $TotalOpend = 0; |
|
my $ProbSolved = 0; |
|
my $ProbTot = 0; |
|
my $TimeTot = 0; |
|
my $TotParCr = 0; |
|
my $Wrongs; |
|
my %TempHash; |
|
my $Version; |
|
my $LatestVersion; |
|
my $SecLimit; |
|
my $MapLimit; |
|
my ($temp)=keys(%result); |
|
unless ($temp=~/^error\:/) { |
|
foreach my $CurCol(@cols) { |
|
($PrOrd,$ResId)=split(/\:/,$CurCol); |
|
if ( !$CurCol ) { next; } |
|
$ResId=~/(\d+)\.(\d+)/; |
|
my $MapId=$1; |
|
my $PrbId=$2; |
|
my $MapOrg = $hash{'map_id_'.$MapId}; |
|
my $Map = &Apache::lonnet::declutter($MapOrg); |
|
if ( $CurMap ne 'All Maps' ) { |
|
my ( $ResMap, $NameMap ) = split(/\=/,$CurMap); |
|
if ( $Map ne $ResMap ) { next; } |
|
} |
|
my $meta=$hash{'src_'.$ResId}; |
|
my $PartNo = 0; |
|
$Dis .= ':'; |
|
undef %TempHash; |
|
|
|
foreach (split(/\,/,&Apache::lonnet::metadata($meta,'keys'))) { |
|
if ($_=~/^stores\_(\w+)\_tries$/) { |
|
my $Part=&Apache::lonnet::metadata($meta,$_.'.part'); |
|
if ( $TempHash{"$Part"} eq '' ) { |
|
$TempHash{"$Part"} = $Part; |
|
$TempHash{$PartNo}=$Part; |
|
$TempHash{"$Part.Code"} = 'U'; |
|
$TempHash{"$Part.PrOrd"} = $PrOrd+$PartNo; |
|
$PartNo++; |
|
} |
|
#my $Part=&Apache::lonnet::metadata($meta,$_.'.part'); |
|
} |
|
} |
} |
&Apache::lonnet::declutter( $hash{'src_'.$ResId} ); |
} |
my $URI = $hash{'src_'.$ResId}; |
$Str .= '>'.$s."</option>\n"; |
my $Prob = $Map.'___'.$PrbId.'___'. |
} |
&Apache::lonnet::declutter($URI); |
$Str .= "</select>\n"; |
$Code='U'; |
return $Str; |
$Tries = 0; |
} |
$ParCr = 0; |
|
$Wrongs = 0; |
############################################## |
$LatestVersion = $result{"version:$Prob"}; |
############################################## |
if ( $LatestVersion ) { |
|
for ( my $Version=1; $Version<=$LatestVersion; $Version++ ) { |
sub CheckFormElement { |
my $vkeys = $result{"$Version:keys:$Prob"}; |
my ($cache, $ENVName, $cacheName, $default)=@_; |
my @keys = split(/\:/,$vkeys); |
|
foreach my $Key (@keys) { |
if(defined($ENV{'form.'.$ENVName})) { |
if (($Key=~/\.(\w+)\.solved$/) && ($Key!~/^\d+\:/)) { |
$cache->{$cacheName} = $ENV{'form.'.$ENVName}; |
my $Part = $1; |
} elsif(!defined($cache->{$cacheName})) { |
$Tries = $result{"$Version:$Prob:resource.$Part.tries"}; |
$cache->{$cacheName} = $default; |
$ParCr = $result{"$Version:$Prob:resource.$Part.awarded"}; |
} else { |
my $Time = $result{"$Version:$Prob:timestamp"}; |
$ENV{'form.'.$ENVName} = $cache->{$cacheName}; |
$TempHash{"$Part.Time"} = ($Time) ? $Time : 0; |
} |
$TempHash{"$Part.Tries"} = ($Tries) ? $Tries : 0; |
return; |
$TempHash{"$Part.ParCr"} = ($ParCr) ? $ParCr : 0; |
} |
$TotalTries += $TempHash{"$Part.Tries"}; |
|
$TotParCr += $TempHash{"$Part.ParCr"}; |
sub ProcessFormData{ |
my $Val = $result{"$Version:$Prob:resource.$Part.solved"}; |
my ($cache)=@_; |
if ( $Val eq 'correct_by_student' ) |
|
{ $Wrongs = $Tries - 1; $Code = 'C'; } |
$cache->{'reportKey'} = 'false'; |
elsif ( $Val eq 'correct_by_override' ) |
|
{ $Wrongs = $Tries - 1; $Code = 'O'; } |
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
elsif ( $Val eq 'incorrect_attempted' || |
['download', |
$Val eq 'incorrect_by_override' ) |
'reportSelected', |
{ $Wrongs = $Tries; $Code = 'I'; } |
'StudentAssessmentStudent', |
$TempHash{"$Part.Code"} = $Code; |
'ProblemStatisticsSort']); |
$TempHash{"$Part.Wrongs"} = $Wrongs; |
&CheckFormElement($cache, 'DownloadAll', 'DownloadAll', 'false'); |
} |
if ($cache->{'DownloadAll'} ne 'false') { |
} |
# Clean the hell out of that cache! |
} |
# We cannot untie the hash at this scope (stupid libgd :( ) |
for ( my $n = 0; $n < $PartNo; $n++ ) { |
# So, remove every single key. What a waste of time.... |
my $part = $TempHash{$n}; |
# Of course, if you are doing this you are probably resigned |
my $Yes = 0; |
# to waiting a while. |
if ( $TempHash{$part.'.Code'} eq 'C' || |
&Apache::lonnet::logthis("Cleaning out the cache file"); |
$TempHash{$part.'.Code'} eq 'O' ) |
while (my ($key,undef)=each(%$cache)) { |
{$ProbSolved++;$Yes=1;} |
next if ($key eq 'DownloadAll'); |
|
delete($cache->{$key}); |
# my $ptr = "$hash{'title_'.$ResId}"; |
} |
my $ptr = $TempHash{$part.'.PrOrd'}.'&'.$ResId; |
} |
|
&CheckFormElement($cache, 'Status', 'Status', 'Active'); |
if ( $PartNo > 1 ) { |
&CheckFormElement($cache, 'postdata', 'reportSelected', 'Class list'); |
$ptr .= "*(part $part)"; |
&CheckFormElement($cache, 'reportSelected', 'reportSelected', |
$Dis .= '&'; |
'Class list'); |
} |
$cache->{'reportSelected'} = |
my $Fac = ($TempHash{"$part.Tries"}) ? |
&Apache::lonnet::unescape($cache->{'reportSelected'}); |
($TempHash{"$part.ParCr"}/$TempHash{"$part.Tries"}) : 0; |
&CheckFormElement($cache, 'sort', 'sort', 'fullname'); |
my $DisF; |
&CheckFormElement($cache, 'download', 'download', 'false'); |
if ( $Fac > 0 && $Fac < 1 ) { |
&CheckFormElement($cache, 'StatisticsMaps', |
$DisF = sprintf( "%.4f", $Fac ); |
'StatisticsMaps', 'All Maps'); |
} |
&CheckFormElement($cache, 'StatisticsProblemSelect', |
else {$DisF = $Fac;} |
'StatisticsProblemSelect', 'All Problems'); |
# $DisF .= '+'.$TempHash{"$part.Time"};33333333 |
&CheckFormElement($cache, 'StatisticsPartSelect', |
$TimeTot += $TempHash{"$part.Time"}; |
'StatisticsPartSelect', 'All Parts'); |
$Dis .= $TempHash{$part.'.PrOrd'}.'='.$DisF.'+'.$Yes; |
if(defined($ENV{'form.Section'})) { |
$ptr .= "&$TempHash{$part.'.Tries'}". |
my @sectionsSelected = (ref($ENV{'form.Section'}) ? |
"&$TempHash{$part.'.Wrongs'}". |
@{$ENV{'form.Section'}} : |
"&$TempHash{$part.'.Code'}"; |
($ENV{'form.Section'})); |
push (@list, $ptr); |
$cache->{'sectionsSelected'} = join(':', @sectionsSelected); |
$TotalOpend++; |
} elsif(!defined($cache->{'sectionsSelected'})) { |
$ProbTot++; |
$cache->{'sectionsSelected'} = $cache->{'sectionList'}; |
} |
} |
|
|
|
# student assessment |
|
if(defined($ENV{'form.CreateStudentAssessment'}) || |
|
defined($ENV{'form.NextStudent'}) || |
|
defined($ENV{'form.PreviousStudent'})) { |
|
$cache->{'reportSelected'} = 'Student Assessment'; |
|
} |
|
if(defined($ENV{'form.NextStudent'})) { |
|
$cache->{'StudentAssessmentMove'} = 'next'; |
|
} elsif(defined($ENV{'form.PreviousStudent'})) { |
|
$cache->{'StudentAssessmentMove'} = 'previous'; |
|
} else { |
|
$cache->{'StudentAssessmentMove'} = 'selected'; |
|
} |
|
&CheckFormElement($cache, 'StudentAssessmentStudent', |
|
'StudentAssessmentStudent', 'All Students'); |
|
$cache->{'StudentAssessmentStudent'} = |
|
&Apache::lonnet::unescape($cache->{'StudentAssessmentStudent'}); |
|
&CheckFormElement($cache, 'DefaultColumns', 'DefaultColumns', 'false'); |
|
|
|
# Problem analysis |
|
&CheckFormElement($cache, 'Interval', 'Interval', '1'); |
|
|
|
# ProblemStatistcs |
|
&CheckFormElement($cache, 'DisplayCSVFormat', |
|
'DisplayFormat', 'Display Table Format'); |
|
&CheckFormElement($cache, 'ProblemStatisticsAscend', |
|
'ProblemStatisticsAscend', 'Ascending'); |
|
&CheckFormElement($cache, 'ProblemStatisticsSort', |
|
'ProblemStatisticsSort', 'Homework Sets Order'); |
|
&CheckFormElement($cache, 'DisplayLegend', 'DisplayLegend', |
|
'Hide Legend'); |
|
&CheckFormElement($cache, 'SortProblems', 'SortProblems', |
|
'Sort Within Sequence'); |
|
|
|
# Search only form elements |
|
my @headingColumns=(); |
|
my @sequenceColumns=(); |
|
my $foundColumn = 0; |
|
if(defined($ENV{'form.ReselectColumns'})) { |
|
my @reselected = (ref($ENV{'form.ReselectColumns'}) ? |
|
@{$ENV{'form.ReselectColumns'}} |
|
: ($ENV{'form.ReselectColumns'})); |
|
foreach (@reselected) { |
|
if(/HeadingColumn/) { |
|
push(@headingColumns, $_); |
|
$foundColumn = 1; |
|
} elsif(/SequenceColumn/) { |
|
push(@sequenceColumns, $_); |
|
$foundColumn = 1; |
} |
} |
#else { |
} |
#for(my $n=0; $n<$PartNo; $n++) { |
} |
# push (@list, "$TempHash{'0'.'.PrOrd'}.':'.$ResId:0:0:U"); |
|
# $ProbTot++; |
|
#} |
|
#} |
|
} |
|
if ( $TotalTries ) { |
|
my $DisFac = ( $TotalTries ) ? ($TotParCr/$TotalTries) : 0; |
|
my $DisFactor = sprintf( "%.4f", $DisFac ); |
|
$DiscFac{$DisFactor}=$Dis; |
|
#my $time; |
|
#if ($ProbSolved){ |
|
#$time = int(($TimeTot/$ProbSolved)-10000000); |
|
#} |
|
#$DiscFac{($DisFactor.':'.$sname.':'.$ProbTot.':'.$TotalOpend.':'. |
|
# $TotalTries.':'.$ProbSolved.':'.$time)}=$Dis; |
|
} |
|
} |
|
#$r->print($sname.' PrCr= '.$TotParCr.' Slvd= '.$ProbSolved.' Tries='.$TotalTries.'<br>'); |
|
} |
|
|
|
|
|
# ------------------------------------------------------------ Build page table |
|
sub tracetable { |
|
my ($rid,$beenhere)=@_; |
|
my $IsMap=0; |
|
$rid=~/(\d+)\.(\d+)/; |
|
$maps{&Apache::lonnet::declutter($hash{'map_id_'.$1})}='';#$hash{'title_'.$rid}; |
|
#$maps{$HWN}=$hash{'title_'.$rid}; |
|
unless ($beenhere=~/\&$rid\&/) { |
|
$beenhere.=$rid.'&'; |
|
if (defined($hash{'is_map_'.$rid})) { |
|
my $cmap=$hash{'map_type_'.$hash{'map_pc_'.$hash{'src_'.$rid}}}; |
|
if ( $cmap eq 'sequence' || $cmap eq 'page' ) { |
|
$cols[$#cols+1]=0; |
|
$P_Order++; |
|
$HWN=$P_Order; |
|
$mapsort{$HWN} = $rid.':'; |
|
$IsMap=1; |
|
|
|
#$maps{&Apache::lonnet::declutter($hash{'src_'.$rid})}= |
|
# $hash{'title_'.$rid}; |
|
} |
|
if ((defined($hash{'map_start_'.$hash{'src_'.$rid}})) && |
|
(defined($hash{'map_finish_'.$hash{'src_'.$rid}}))) { |
|
my $frid=$hash{'map_finish_'.$hash{'src_'.$rid}}; |
|
|
|
&tracetable($hash{'map_start_'.$hash{'src_'.$rid}}, |
|
'&'.$frid.'&'); |
|
|
|
$cols[$#cols+1]=($P_Order+1).':'.$frid; |
|
|
|
my $meta=$hash{'src_'.$frid}; |
|
my $PartNo = 0; |
|
my $Part; |
|
# if ($IsMap==0){ |
|
if ($meta) { |
|
if ($meta=~/\.(problem|exam|quiz|assess|survey|form)$/) { |
|
foreach (split(/\,/,&Apache::lonnet::metadata($meta,'keys'))) { |
|
if ($_=~/^stores\_(\w+)\_tries$/) { |
|
$Part=&Apache::lonnet::metadata($meta,$_.'.part'); |
|
$P_Order++; |
|
$mapsort{$HWN} .= '&'.$P_Order; |
|
$PartNo++; |
|
#$r->print('<br>'.$PartNo.'---'.$P_Order); |
|
} |
|
foreach my $K(split(/\,/,&Apache::lonnet::metadata($meta,'packages'))) { |
|
if ($K=~/^optionresponse\_($Part)\_(\w+)$/) { |
|
#$r->print('<br>'.$_.'...'.$P_Order.'---'.$Part); |
|
$OpResp{$P_Order}="$frid:$Part"; |
|
} |
|
} |
|
} |
|
} |
|
} |
|
} |
|
# } |
|
} else { |
|
$cols[$#cols+1]=($P_Order+1).':'.$rid; |
|
my $meta=$hash{'src_'.$rid}; |
|
my $PartNo = 0; |
|
if ($meta) { |
|
if ($meta=~/\.(problem|exam|quiz|assess|survey|form)$/) { |
|
foreach my $Key(split(/\,/,&Apache::lonnet::metadata($meta,'keys'))) { |
|
if ($Key=~/^stores\_(\w+)\_tries$/) { |
|
my $Part=&Apache::lonnet::metadata($meta,$Key.'.part'); |
|
$P_Order++; |
|
$mapsort{$HWN} .= '&'.$P_Order; |
|
$PartNo++; |
|
foreach (split(/\,/,&Apache::lonnet::metadata($meta,'packages'))) { |
|
if ($_=~/^optionresponse\_($Part)\_(\w+)$/) { |
|
#$r->print('<br>'.$_.'...'.$P_Order.'---'.$Part); |
|
$OpResp{$P_Order}="$rid:$Part";; |
|
} |
|
|
|
} |
|
|
|
} |
|
} |
|
} |
|
} |
|
} |
|
if (defined($hash{'to_'.$rid})) { |
|
foreach (split(/\,/,$hash{'to_'.$rid})){ |
|
&tracetable($hash{'goesto_'.$_},$beenhere); |
|
} |
|
} |
|
} |
|
} |
|
|
|
sub MySort { |
|
if ( $Pos > 0 ) { |
|
if ($ENV{'form.order'} eq 'Descending') {$b <=> $a;} |
|
else { $a <=> $b; } |
|
} |
|
else { |
|
if ($ENV{'form.order'} eq 'Descending') {$b cmp $a;} |
|
else { $a cmp $b; } |
|
} |
|
} |
|
|
|
sub Create_PrgWin { |
|
#----------- Create progress |
|
$r->print(<<ENDPOP); |
|
<script> |
|
popwin=open('','popwin','width=400,height=100'); |
|
popwin.document.writeln('<html><body bgcolor="#88DDFF">'+ |
|
'<title>LON-CAPA Statistics</title>'+ |
|
'<h4>Computation Progress</h4>'+ |
|
'<form name=popremain>'+ |
|
'<input type=text size=35 name=remaining value=Starting></form>'+ |
|
'</body></html>'); |
|
popwin.document.close(); |
|
</script> |
|
ENDPOP |
|
|
|
$r->rflush(); |
$cache->{'reportKey'} = 'false'; |
|
if($cache->{'reportSelected'} eq 'Analyze') { |
|
$cache->{'reportKey'} = 'Analyze'; |
|
} elsif($cache->{'reportSelected'} eq 'DoDiffGraph') { |
|
$cache->{'reportKey'} = 'DoDiffGraph'; |
|
} elsif($cache->{'reportSelected'} eq 'PercentWrongGraph') { |
|
$cache->{'reportKey'} = 'PercentWrongGraph'; |
|
} |
|
|
|
if(defined($ENV{'form.DoDiffGraph'})) { |
|
$cache->{'reportSelected'} = 'DoDiffGraph'; |
|
$cache->{'reportKey'} = 'DoDiffGraph'; |
|
} elsif(defined($ENV{'form.PercentWrongGraph'})) { |
|
$cache->{'reportSelected'} = 'PercentWrongGraph'; |
|
$cache->{'reportKey'} = 'PercentWrongGraph'; |
|
} |
|
|
|
foreach (keys(%ENV)) { |
|
if(/form\.Analyze/) { |
|
$cache->{'reportSelected'} = 'Analyze'; |
|
$cache->{'reportKey'} = 'Analyze'; |
|
my $data; |
|
(undef, $data)=split(':::', $_); |
|
$cache->{'AnalyzeInfo'}=$data; |
|
} elsif(/form\.HeadingColumn/) { |
|
my $value = $_; |
|
$value =~ s/form\.//; |
|
push(@headingColumns, $value); |
|
$foundColumn=1; |
|
} elsif(/form\.SequenceColumn/) { |
|
my $value = $_; |
|
$value =~ s/form\.//; |
|
push(@sequenceColumns, $value); |
|
$foundColumn=1; |
|
} |
|
} |
|
|
|
if($foundColumn) { |
|
$cache->{'HeadingsFound'} = join(':', @headingColumns); |
|
$cache->{'SequencesFound'} = join(':', @sequenceColumns);; |
|
} |
|
if(!defined($cache->{'HeadingsFound'}) || |
|
$cache->{'DefaultColumns'} ne 'false') { |
|
$cache->{'HeadingsFound'}='HeadingColumnFull Name'; |
|
} |
|
if(!defined($cache->{'SequencesFound'}) || |
|
$cache->{'DefaultColumns'} ne 'false') { |
|
$cache->{'SequencesFound'}='All Sequences'; |
|
} |
|
$cache->{'DefaultColumns'} = 'false'; |
|
|
|
return; |
} |
} |
|
|
|
################################################## |
|
################################################## |
|
|
sub Update_PrgWin { |
=pod |
#----------- update progress |
|
my $index = shift; |
=item &SortStudents() |
$r->print('<script>popwin.document.popremain.remaining.value="'. |
|
'Computing '.($index+1).'/'.($#students+1).': '. |
Determines which students to display and in which order. Which are |
$students[$index].'";</script>'); |
displayed are determined by their status(active/expired). The order |
$r->rflush(); |
is determined by the sort button pressed (default to username). The |
|
type of sorting is username, lastname, or section. |
|
|
|
=over 4 |
|
|
|
Input: $students, $CacheData |
|
|
|
$students: A array pointer to a list of students (username:domain) |
|
|
|
$CacheData: A pointer to the hash tied to the cached data |
|
|
|
Output: \@order |
|
|
|
@order: An ordered list of students (username:domain) |
|
|
|
=back |
|
|
|
=cut |
|
|
|
sub SortStudents { |
|
my ($cache)=@_; |
|
|
|
my @students = split(':::',$cache->{'NamesOfStudents'}); |
|
my @sorted1Students=(); |
|
foreach (@students) { |
|
if($cache->{'Status'} eq 'Any' || |
|
$cache->{$_.':Status'} eq $cache->{'Status'}) { |
|
push(@sorted1Students, $_); |
|
} |
|
} |
|
|
|
my $sortBy = ''; |
|
if(defined($cache->{'sort'})) { |
|
$sortBy = ':'.$cache->{'sort'}; |
|
} else { |
|
$sortBy = ':fullname'; |
|
} |
|
my @order = sort { lc($cache->{$a.$sortBy}) cmp lc($cache->{$b.$sortBy}) || |
|
lc($cache->{$a.':fullname'}) cmp lc($cache->{$b.':fullname'}) } |
|
@sorted1Students; |
|
|
|
return \@order; |
} |
} |
|
|
sub Close_PrgWin { |
=pod |
#--------------------- close Progress Line |
|
$r->print('<script>popwin.close()</script>'); |
=item &SpaceColumns() |
$r->rflush(); |
|
} |
Determines the width of all the columns in the chart. It is based on |
|
the max of the data for that column and its header. |
sub Build_Statistics { |
|
&Create_PrgWin(); |
=over 4 |
# ---------------------------- Gathering the Data of students' tries |
|
for (my $index=0;$index<=$#students;$index++) { |
Input: $students, $studentInformation, $headings, $ChartDB |
&Update_PrgWin($index); |
|
&ExtractStudentData($students[$index]); |
$students: An array pointer to a list of students (username:domain) |
} |
|
|
$studentInformatin: The type of data for the student information. It is |
# -------------------- sorting the Data |
used as part of the key in $CacheData. |
$r->print('<script>popwin.document.popremain.remaining.value="'. |
|
'Calculating Discrimination Factors...";</script>'); |
$headings: The name of the student information columns. |
|
|
@list = sort (@list); |
$ChartDB: The name of the cache database which is opened for read/write. |
|
|
&Discriminant(); |
Output: None - All data stored in cache. |
|
|
$OpSel2=''; |
=back |
$OpSel1='selected'; |
|
|
=cut |
$p_count = 0; |
|
my $nIdx = 0; |
sub SpaceColumns { |
my $dummy; |
my ($students,$studentInformation,$headings,$cache)=@_; |
my $p_val; |
|
my $ResId; |
# Initialize Lengths |
my $NoElements = $#list + 1; |
for(my $index=0; $index<(scalar @$headings); $index++) { |
#-------------------------------- loop for data representation |
my @titleLength=split(//,$headings->[$index]); |
foreach (sort keys %mapsort) { |
$cache->{$studentInformation->[$index].':columnWidth'}= |
my ($Hid,$pr)=split(/\:/,$mapsort{$_}); |
scalar @titleLength; |
my @lpr=split(/\&/,$pr); |
} |
&CreateTable(1,$Hid); |
|
for (my $i=1; $i<=$#lpr; $i++) { |
foreach my $name (@$students) { |
my %storestats=(); |
foreach (@$studentInformation) { |
my ($PrOrd,$Prob,$Tries,$Wrongs,$Code)=split(/\&/,$list[$nIdx]); |
my @dataLength=split(//,$cache->{$name.':'.$_}); |
my $Temp = $Prob; |
my $length=(scalar @dataLength); |
my $MxTries = 0; |
if($length > $cache->{$_.':columnWidth'}) { |
my $TotalTries = 0; |
$cache->{$_.':columnWidth'}=$length; |
my $YES = 0; |
} |
my $Incorrect = 0; |
} |
my $Override = 0; |
} |
my $StdNo = 0; |
|
my @StdLst; |
return; |
while ( $PrOrd == $lpr[$i] ) |
} |
{ |
|
$nIdx++; |
sub PrepareData { |
$StdNo++; |
my ($c, $cacheDB, $studentInformation, $headings,$r)=@_; |
$StdLst[ $StdNo ] = $Tries; |
|
$TotalTries += $Tries; |
# Test for access to the cache data |
if ( $MxTries < $Tries ) { $MxTries = $Tries; } |
my $courseID=$ENV{'request.course.id'}; |
if ( $Code eq 'C' ){ $YES++; } |
my $isRecalculate=0; |
elsif( $Code eq 'I' ) { $Incorrect++; } |
if(defined($ENV{'form.Recalculate'})) { |
elsif( $Code eq 'O' ) { $Override++; } |
$isRecalculate=1; |
elsif( $Code eq 'U' ) { $StdNo--; } |
} |
($PrOrd,$Prob,$Tries,$Wrongs,$Code)=split(/\&/,$list[$nIdx]); |
|
} |
my $isCached = &Apache::loncoursedata::TestCacheData($cacheDB, |
|
$isRecalculate); |
$p_count++; |
if($isCached < 0) { |
my $Dummy; |
return "Unable to tie hash to db file."; |
($ResId,$Dummy)=split(/\*/,$Temp); |
|
|
|
$Temp = '<a href="'.$hash{'src_'.$ResId}. |
|
'" target="_blank">'.$hash{'title_'.$ResId}.$Dummy.'</a>'; |
|
|
|
my $res = &Apache::lonnet::declutter($hash{'src_'.$ResId}); |
|
my $urlres=$res; |
|
|
|
$ResId=~/(\d+)\.(\d+)/; |
|
my $Map = &Apache::lonnet::declutter( $hash{'map_id_'.$1} ); |
|
$urlres=$Map; |
|
|
|
$res = '<a href="'.$hash{'src_'.$ResId}.'">'.$res.'</a>'; |
|
#$Map = '<a href="'.$Map.'">'.$res.'</a>'; |
|
|
|
#------------------------ Compute the Average of Tries about one problem |
|
my $Average = ($StdNo) ? $TotalTries/$StdNo : 0; |
|
|
|
$storestats{$ENV{'request.course.id'}.'___'.$urlres.'___timestamp'}=time; |
|
$storestats{$ENV{'request.course.id'}.'___'.$urlres.'___stdno'}=$StdNo; |
|
$storestats{$ENV{'request.course.id'}.'___'.$urlres.'___avetries'}=$Average; |
|
|
|
#-------------------------------- Compute percentage of Wrong tries |
|
my $Wrong = ( $StdNo ) ? 100 * ( $Incorrect / $StdNo ) : 0; |
|
|
|
#-------------------------------- Compute Standard Deviation |
|
my $StdDev = 0; |
|
if ( $StdNo > 1 ) { |
|
for ( my $n = 0; $n < $StdNo; $n++ ) { |
|
my $Dif = $StdLst[ $n ]-$Average; |
|
$StdDev += $Dif*$Dif; |
|
} |
|
$StdDev /= ( $StdNo - 1 ); |
|
$StdDev = sqrt( $StdDev ); |
|
} |
|
|
|
#-------------------------------- Compute Degree of Difficulty |
|
my $DoDiff = 0; |
|
if( $TotalTries > 0 ) { |
|
$DoDiff = 1 - ( ( $YES + $Override ) / $TotalTries ); |
|
# $DoDiff = ($TotalTries)/($YES + $Override+ 0.1); |
|
} |
|
|
|
$storestats{$ENV{'request.course.id'}.'___'.$urlres.'___difficulty'}=$DoDiff; |
|
|
|
#-------------------------------- Compute the Skewness |
|
my $Skewness = 0; |
|
my $Sum = 0; |
|
if ( $StdNo > 0 && $StdDev > 0 ) { |
|
for ( my $n = 0; $n < $StdNo; $n++ ) { |
|
my $Dif = $StdLst[ $n ]-$Average; |
|
$Skewness += $Dif*$Dif*$Dif; |
|
} |
|
$Skewness /= $StdNo; |
|
$Skewness /= $StdDev*$StdDev*$StdDev; |
|
} |
|
|
|
#--------------------- Compute the Discrimination Factors |
|
my ($Up1,$Up2)=split(/\:/,$DisUp{$lpr[$i]}); |
|
my ($Lw1,$Lw2)=split(/\:/,$DisLow{$lpr[$i]}); |
|
my $Dis1 = $Up1 - $Lw1; |
|
my $Dis2 = $Up2 - $Lw2; |
|
my $_D1 = sprintf("%.2f", $Dis1); |
|
my $_D2 = sprintf("%.2f", $Dis2); |
|
|
|
#----------------- Some restition in presenting the float numbers |
|
my $Avg = sprintf( "%.2f", $Average ); |
|
my $Wrng = sprintf( "%.1f", $Wrong ); |
|
my $SD = sprintf( "%.1f", $StdDev ); |
|
my $DoD = sprintf( "%.2f", $DoDiff ); |
|
my $Sk = sprintf( "%.1f", $Skewness ); |
|
my $join = $lpr[$i].'&'.$Temp.'&'.$StdNo.'&'. |
|
$TotalTries.'&'.$MxTries.'&'.$Avg.'&'. |
|
$YES.'&'.$Override.'&'.$Wrng.'&'.$DoD.'&'. |
|
$SD.'&'.$Sk.'&'.$_D1.'&'.$_D2.'&'. |
|
$Prob; |
|
$CachData{($p_count-1)}=$join; |
|
|
|
$urlres=~/^(\w+)\/(\w+)/; |
|
if ($StdNo) { |
|
&Apache::lonnet::put('resevaldata',\%storestats,$1,$2); |
|
} |
|
#-------------------------------- Row of statistical table |
|
if ( $DiscFlag == 0 ) { |
|
&TableRow($join,$i,($p_count-1)); |
|
} |
|
} |
|
&CloseTable(); |
|
} |
|
&Close_PrgWin(); |
|
} |
|
|
|
sub Cache_Statistics { |
|
my @list = (); |
|
my $Useful; |
|
my $UnUseful; |
|
my %myHeader = reverse( %Header ); |
|
#&Apache::lonnet::delenv('form_'); |
|
#&Apache::lonnet::delenv('test'); |
|
$Pos = $myHeader{$ENV{'form.sort'}}; |
|
if ($Pos > 0) {$Pos++;} |
|
$p_count = 0; |
|
foreach my $key( keys %CachData) { |
|
my @Temp=split(/\&/,$CachData{$key}); |
|
if ( $Pos == 0 ) { |
|
($UnUseful,$Useful)=split(/\>/,$Temp[$Pos]); |
|
} |
|
else { |
|
$Useful = $Temp[$Pos]; |
|
} |
|
$list[$p_count]=$Useful.'@'.$CachData{$key}; |
|
$p_count++; |
|
} |
|
|
|
@list = sort MySort (@list); |
|
|
|
my $nIdx=0; |
|
|
|
if ( $Pos == 0 ) { |
|
foreach (sort keys %mapsort) { |
|
my ($Hid,$pr)=split(/\:/,$mapsort{$_}); |
|
&CreateTable(1,$Hid); |
|
my @lpr=split(/\&/,$pr); |
|
for (my $i=1; $i<=$#lpr; $i++) { |
|
my($Pre, $Post) = split(/\@/,$list[$nIdx]); |
|
#$r->print('<br>'.$Pre.'---'.$Post); |
|
&TableRow($Post,$i,$nIdx); |
|
$nIdx++; |
|
} |
|
&CloseTable(); |
|
} |
|
} |
|
else { |
|
&CreateTable(0); |
|
for ( my $nIdx = 0; $nIdx < $p_count; $nIdx++ ) { |
|
my($Pre, $Post) = split(/\@/,$list[$nIdx]); |
|
&TableRow($Post,$nIdx,$nIdx); |
|
} |
|
&CloseTable(); |
|
} |
|
} |
|
|
|
sub TableRow { |
|
my ($Str,$Idx,$RealIdx)=@_; |
|
my($PrOrd,$Temp,$StdNo,$TotalTries,$MxTries,$Avg,$YES,$Override, |
|
$Wrng,$DoD,$SD,$Sk,$_D1,$_D2,$Prob)=split(/\&/,$Str); |
|
if ($ENV{'form.showcsv'}) { |
|
my ($ResId,$Dummy)=split(/\*/,$Prob); |
|
my $Ptr = "\n".'<br>'. |
|
"\n".'"'.($RealIdx+1).'",'. |
|
"\n".'"'.$hash{'title_'.$ResId}.$Dummy.'",'. |
|
"\n".'"'.$hash{'src_'.$ResId}.'",'. |
|
"\n".'"'.$StdNo.'",'. |
|
"\n".'"'.$TotalTries.'",'. |
|
"\n".'"'.$MxTries.'",'. |
|
"\n".'"'.$Avg.'",'. |
|
"\n".'"'.$YES.'",'. |
|
"\n".'"'.$Override.'",'. |
|
"\n".'"'.$Wrng.'",'. |
|
"\n".'"'.$DoD.'",'. |
|
"\n".'"'.$SD.'",'. |
|
"\n".'"'.$Sk.'",'. |
|
"\n".'"'.$_D1.'",'. |
|
"\n".'"'.$_D2.'"'; |
|
$r->print("\n".$Ptr); |
|
} |
|
else{ |
|
my $Ptr = "\n".'<tr>'. |
|
"\n".'<td>'.($RealIdx+1).'</td>'. |
|
# "\n".'<td>'.$PrOrd.$Temp.'</td>'. |
|
"\n".'<td>'.$Temp.'</td>'. |
|
"\n".'<td bgcolor="#EEFFCC"> '.$StdNo.'</td>'. |
|
"\n".'<td bgcolor="#EEFFCC">'.$TotalTries.'</td>'. |
|
"\n".'<td bgcolor="#EEFFCC">'.$MxTries.'</td>'. |
|
"\n".'<td bgcolor="#DDFFFF">'.$Avg.'</td>'. |
|
"\n".'<td bgcolor="#DDFFFF"> '.$YES.'</td>'. |
|
"\n".'<td bgcolor="#DDFFFF"> '.$Override.'</td>'. |
|
"\n".'<td bgcolor="#FFDDDD"> '.$Wrng.'</td>'. |
|
"\n".'<td bgcolor="#FFDDDD">'.$DoD.'</td>'. |
|
"\n".'<td bgcolor="#DDFFDD"> '.$SD.'</td>'. |
|
"\n".'<td bgcolor="#DDFFDD"> '.$Sk.'</td>'. |
|
"\n".'<td bgcolor="#FFDDFF"> '.$_D1.'</td>'. |
|
"\n".'<td bgcolor="#FFDDFF"> '.$_D2.'</td>'; |
|
$r->print("\n".$Ptr.'</tr>' ); |
|
} |
|
$GraphDat{$RealIdx}=$DoD.':'.$Wrng; |
|
} |
|
|
|
# ------------------------------------------- Prepare data for Graphical chart |
|
|
|
sub GetGraphData { |
|
my $ylab = shift; |
|
my $Col; |
|
my $data=''; |
|
my $count = 0; |
|
my $Max = 0; |
|
my $cid=$ENV{'request.course.id'}; |
|
my $GraphDB = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
|
"_$ENV{'user.domain'}_$cid\_graph.db"; |
|
foreach (keys %GraphDat) {delete $GraphDat{$_};} |
|
if (-e "$GraphDB") { |
|
if (tie(%GraphDat,'GDBM_File',"$GraphDB",&GDBM_READER,0640)) { |
|
if ( $ylab eq 'DoDiff Graph' ) { |
|
$ylab = 'Degree-of-Difficulty'; |
|
$Col = 0; |
|
} |
|
else { |
|
$ylab = 'Wrong-Percentage'; |
|
$Col = 1; |
|
} |
|
foreach (sort NumericSort keys %GraphDat) { |
|
my @Temp=split(/\:/,$GraphDat{$_}); |
|
my $inf = $Temp[$Col]; |
|
if ( $Max < $inf ) {$Max = $inf;} |
|
$data .= $inf.','; |
|
$count++; |
|
} |
|
if ( $Max > 1 ) { |
|
$Max += (10 - $Max % 10); |
|
$Max = int($Max); |
|
} |
|
else { $Max = 1; } |
|
untie(%GraphDat); |
|
my $Course = $ENV{'course.'.$cid.'.description'}; |
|
$Course =~ s/\ /"_"/eg; |
|
$GData=$Course.'&'.'Problems'.'&'.$ylab.'&'.$Max.'&'.$count.'&'.$data; |
|
} |
|
else { |
|
$r->print("Unable to tie hash to db file"); |
|
} |
|
} |
|
} |
|
|
|
|
|
sub initial { |
|
# --------------------------------- Initialize the global varaibles |
|
undef @students; |
|
undef @cols; |
|
undef %maps; |
|
undef %section; |
|
undef %StuBox; |
|
undef @list; |
|
undef %CachData; |
|
undef %GraphDat; |
|
undef %DiscFac; |
|
undef %OpResp; |
|
undef %ConceptData; |
|
undef $CurMap; |
|
undef $CurSec; |
|
undef $CurStu; |
|
undef $p_count; |
|
undef $Pos; |
|
undef $GData; |
|
$DiscFlag=0; |
|
$P_Order=100000; |
|
$HWN=$P_Order; |
|
} |
|
|
|
# my $CacheDB = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
|
# "_$ENV{'user.domain'}_$cid\_classlist.db"; |
|
# if (-e "$CacheDB") { |
|
# if (tie(%students,'GDBM_File',"$CacheDB",&GDBM_READER,0640)) { |
|
# &CachClassList(); |
|
# } |
|
# else { |
|
# $r->print("Unable to tie hash to db file"); |
|
# } |
|
# } |
|
# else { |
|
# if (tie(%students,'GDBM_File',$CacheDB,&GDBM_WRCREAT,0640)) { |
|
# &MakeClassList(); |
|
# } |
|
# else { |
|
# $r->print("Unable to tie hash to db file"); |
|
# } |
|
# } |
|
# untie(%students); |
|
|
|
|
|
sub ClassList { |
|
|
|
&GetStatus(); |
|
|
|
$cid=$ENV{'request.course.id'}; |
|
my $chome=$ENV{'course.'.$cid.'.home'}; |
|
my ($cdom,$cnum)=split(/\_/,$cid); |
|
# ----------------------- Get first and last resource, see if there is anything |
|
$firstres=$hash{'map_start_/res/'.$ENV{'request.course.uri'}}; |
|
$lastres=$hash{'map_finish_/res/'.$ENV{'request.course.uri'}}; |
|
if (($firstres) && ($lastres)) { |
|
# my %students = &Apache::lonnet::dump('classlist',$cdom,$cnum); |
|
# $Apache::lonxml::debug=1; |
|
# &Apache::lonhomework::showhash(%students); |
|
# $Apache::lonxml::debug=0; |
|
# my $StudNo = 0; |
|
# my $now=time; |
|
# my ($temp)=keys(%students); |
|
# unless ($temp=~/^error\:/) { |
|
# foreach my $KeyPoint(sort keys(%students)) { |
|
my $classlst=&Apache::lonnet::reply('dump:'.$cdom.':'.$cnum.':classlist',$chome); |
|
my $StudNo = 0; |
|
my $now=time; |
|
unless ($classlst=~/^error\:/) { |
|
foreach my $KeyPoint(sort split(/\&/,$classlst)) { |
|
my ($name,$value)=split(/\=/,$KeyPoint); |
|
my ($end,$start)=split(/\:/,&Apache::lonnet::unescape($value)); |
|
my $active=1; |
|
my $Status=$ENV{'form.status'}; |
|
$Status = ($Status) ? $Status : 'Active'; |
|
if ( ( ($end) && $now > $end ) && |
|
( ($Status eq 'Active') ) ) { $active=0; } |
|
|
|
if ( ($Status eq 'Expired') && |
|
($end == 0 || $now < $end) ) { $active=0; } |
|
|
|
if ($active) { |
|
my $thisindex=$#students+1; |
|
$name=&Apache::lonnet::unescape($name); |
|
$students[$thisindex]=$name; |
|
my ($sname,$sdom)=split(/\:/,$name); |
|
my $ssec=&usection($sdom,$sname,$cid,$Status); |
|
if ($ssec==-1 || $ssec eq 'adm' ) {next;} |
|
$ssec=($ssec) ? $ssec : '(none)'; |
|
#$ssec=(int($ssec)) ? int($ssec) : $ssec; |
|
$section{$ssec}=$ssec; |
|
if ($CurSec eq 'All Sections' || $ssec eq $CurSec) { |
|
$students[$StudNo]=$name; |
|
$StuBox{$sname}=$sdom; |
|
} |
|
$StudNo++; |
|
} |
|
} |
|
} |
|
else { |
|
$r->print('<h1>Could not access course data</h1>'); |
|
} |
|
$r->print("Total number of students : ".($#students+1)); |
|
$r->rflush(); |
|
# --------------- Find all assessments and put them into some linear-like order |
|
&tracetable($firstres,'&'.$lastres.'&'); |
|
# my $c=0; |
|
# foreach (sort keys %mapsort) { |
|
# $r->print('<br>'.$c.')'.$_.' ... '.$mapsort{$_}); |
|
# $c++; |
|
# } |
|
# my $c=1; |
|
# foreach (sort keys %OpResp) { |
|
# $r->print('<br>'.$c.')'.$_.' ... '.$OpResp{$_}.' ... '.$hash{'src_'.$OpResp{$_}}); |
|
# $c++; |
|
# } |
|
|
|
} |
|
|
|
# ------------------------------------------------------------- End render page |
|
else { |
|
$r->print('<h3>Undefined course sequence</h3>'); |
|
} |
|
} |
|
|
|
|
|
sub ClassListnew { |
|
|
|
&GetStatus(); |
|
|
|
$cid=$ENV{'request.course.id'}; |
|
my $chome=$ENV{'course.'.$cid.'.home'}; |
|
my ($cdom,$cnum)=split(/\_/,$cid); |
|
# ----------------------- Get first and last resource, see if there is anything |
|
$firstres=$hash{'map_start_/res/'.$ENV{'request.course.uri'}}; |
|
$lastres=$hash{'map_finish_/res/'.$ENV{'request.course.uri'}}; |
|
if (($firstres) && ($lastres)) { |
|
|
|
my %students = &Apache::lonnet::dump('classlist',$cdom,$cnum); |
|
my $StudNo = 0; |
|
my $now=time; |
|
my ($temp)=keys(%students); |
|
unless ($temp=~/^error\:/) { |
|
foreach (sort keys(%students)) { |
|
my ($name,$value)=split(/\=/,$_); |
|
my ($end,$start)=split(/\:/,&Apache::lonnet::unescape($value)); |
|
$name=&Apache::lonnet::unescape($name); |
|
my ($sname,$sdom)=split(/\:/,$name); |
|
my $active=1; |
|
my $Status=$ENV{'form.status'}; |
|
$Status = ($Status) ? $Status : 'Active'; |
|
if ( ( ($end) && $now > $end ) && |
|
( ($Status eq 'Active') ) ) { $active=0; } |
|
if ( ($Status eq 'Expired') && |
|
($end == 0 || $now < $end) ) { $active=0; } |
|
if ($active) { |
|
my $thisindex=$#students+1; |
|
$name=&Apache::lonnet::unescape($name); |
|
$students[$thisindex]=$name; |
|
my ($sname,$sdom)=split(/\:/,$name); |
|
#my %reply=&Apache::lonnet::idrget($sdom,$sname); |
|
#my $reply=&Apache::lonnet::reply('get:'.$sdom.':'.$sname. |
|
# ':environment:lastname&generation&firstname&middlename', |
|
# &Apache::lonnet::homeserver($sname,$sdom)); |
|
my $ssec=&usection($sdom,$sname,$cid,$Status); |
|
# if ($ssec==-1 ) {next;} |
|
if ($ssec==-1 || $ssec eq 'adm' ) {next;} |
|
$ssec=($ssec) ? $ssec : '(none)'; |
|
#$ssec=(int($ssec)) ? int($ssec) : $ssec; |
|
$section{$ssec}=$ssec; |
|
if ($CurSec eq 'All Sections' || $ssec eq $CurSec) { |
|
$students[$StudNo]=$name; |
|
$StuBox{$sname}=$sdom; |
|
} |
|
$StudNo++; |
|
} |
|
} |
|
} |
|
else { |
|
$r->print('<h1>Could not access course data</h1>'); |
|
} |
|
$r->print("Total number of students : ".($#students+1)); |
|
$r->rflush(); |
|
# --------------- Find all assessments and put them into some linear-like order |
|
&tracetable($firstres,'&'.$lastres.'&'); |
|
} |
} |
|
|
# ------------------------------------------------------------- End render page |
# Download class list information if not using cached data |
else { |
my %cache; |
$r->print('<h3>Undefined course sequence</h3>'); |
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_WRCREAT(),0640)) { |
} |
return "Unable to tie hash to db file."; |
} |
|
|
|
|
|
sub Title { |
|
$r->print('<html><head><title>LON-CAPA Statistics</title></head>'); |
|
$r->print('<body bgcolor="#FFFFFF">'. |
|
'<script>window.focus(); window.width=500;window.height=500;</script>'. |
|
'<img align=right src=/adm/lonIcons/lonlogos.gif>'); |
|
# ---------------------------------------------------------------- Course title |
|
$r->print('<h1> Course : "'. |
|
$ENV{'course.'.$ENV{'request.course.id'}. |
|
'.description'}.'"</h1><h2>'.localtime().'</h2>'); |
|
# ------------------------------- This is going to take a while, produce output |
|
$r->rflush(); |
|
} |
|
|
|
|
|
sub CreateForm { |
|
$r->print("\n".'<form name=stat method=post action="/adm/statistics" >'); |
|
my $content = $ENV{'form.sort'}; |
|
if (!($ENV{'form.showcsv'}) && #|| !($ENV{'csv'})) && |
|
($content eq '' || $content eq 'Return to Menu')) { |
|
my $Ptr = '<h3>'; |
|
$Ptr .= '<input type=submit name=sort value="Problem Stats"/>'; |
|
$Ptr .= '<br><br>'; |
|
$Ptr .= '<input type=submit name=sort value="Problem Analysis"/>'; |
|
$Ptr .= '<br><br>'; |
|
$Ptr .= '<input type=submit name=sort value="Student Assessment"/>'; |
|
$Ptr .= '</h3>'; |
|
$r->print( $Ptr ); |
|
} |
|
else { |
|
&ClassList(); |
|
if ( $content eq 'Student Assessment' || |
|
$content eq 'Create Student Report' ) { |
|
&MapSecOptions(); |
|
&StudentOptions(); |
|
&StudentReport($CurStu,$StuBox{"$CurStu"}); |
|
} |
|
elsif ( $content eq 'Problem Analysis' ) { |
|
&AnalyzeProblem(); |
|
} |
|
else { |
|
&MapSecOptions(); |
|
&PreStatTable(); |
|
} |
|
} |
|
} |
|
|
|
|
|
sub Menu { |
|
&initial(); |
|
# $Apache::lonxml::debug=1; |
|
# &Apache::lonhomework::showhash(%ENV); |
|
# $Apache::lonxml::debug=0; |
|
&Title(); |
|
my $InpStr = $ENV{'form.sort'}; |
|
if ($InpStr=~/^Analyze\_/) { |
|
&ClassList(); |
|
&ShowOpGraph($InpStr,$ENV{'form.interval'}); |
|
} |
|
elsif ( $InpStr eq 'DoDiff Graph' || $InpStr eq '%Wrong Graph' ) { |
|
&GetGraphData($InpStr); |
|
$r->print('<IMG src="/cgi-bin/graph.gif?'.$GData.'" />'); |
|
} |
|
else { |
|
&CreateForm(); |
|
$r->print("\n".'</form>'); |
|
} |
} |
$r->print("\n".'</body>'. |
|
"\n".'</html>'); |
# if(!$isCached) { |
|
my $processTopResourceMapReturn= |
|
&Apache::loncoursedata::ProcessTopResourceMap(\%cache, $c); |
|
if($processTopResourceMapReturn ne 'OK') { |
|
untie(%cache); |
|
return $processTopResourceMapReturn; |
|
} |
|
# } |
|
|
|
if($c->aborted()) { |
|
untie(%cache); |
|
return 'aborted'; |
|
} |
|
|
|
my $classlist=&Apache::loncoursedata::DownloadClasslist($courseID, |
|
$cache{'ClasslistTimestamp'}, |
|
$c); |
|
foreach (keys(%$classlist)) { |
|
if(/^(con_lost|error|no_such_host)/i) { |
|
untie(%cache); |
|
return "Error getting student data."; |
|
} |
|
} |
|
|
|
if($c->aborted()) { |
|
untie(%cache); |
|
return 'aborted'; |
|
} |
|
|
|
# Active is a temporary solution, remember to change |
|
Apache::loncoursedata::ProcessClasslist(\%cache,$classlist,$courseID,$c); |
|
if($c->aborted()) { |
|
untie(%cache); |
|
return 'aborted'; |
|
} |
|
|
|
&ProcessFormData(\%cache); |
|
my $students = &SortStudents(\%cache); |
|
&SpaceColumns($students, $studentInformation, $headings, \%cache); |
|
$cache{'updateTime:columnWidth'}=24; |
|
|
|
my $download = $cache{'download'}; |
|
my $downloadAll = $cache{'DownloadAll'}; |
|
my @allStudents=(); |
|
if($download ne 'false') { |
|
$cache{'download'} = 'false'; |
|
} elsif($downloadAll ne 'false') { |
|
$cache{'DownloadAll'} = 'false'; |
|
if($downloadAll eq 'sorted') { |
|
@allStudents = @$students; |
|
} else { |
|
@allStudents = split(':::', $cache{'NamesOfStudents'}); |
|
} |
|
} |
|
|
|
untie(%cache); |
|
|
|
if($download ne 'false') { |
|
my @who = ($download); |
|
if(&Apache::loncoursedata::DownloadStudentCourseData(\@who, 'false', |
|
$cacheDB, 'true', |
|
'false', $courseID, |
|
$r, $c) ne 'OK') { |
|
return 'Stop at download individual'; |
|
} |
|
} elsif($downloadAll ne 'false') { |
|
if(&Apache::loncoursedata::DownloadStudentCourseData(\@allStudents, |
|
'false', |
|
$cacheDB, 'true', |
|
'true', $courseID, |
|
$r, $c) ne 'OK') { |
|
return 'Stop at download all'; |
|
} |
|
} |
|
|
|
return ('OK', $students); |
|
} |
|
|
|
sub DisplayClasslist { |
|
my ($r)=@_; |
|
# |
|
my @Fields = ('fullname','username','domain','id','section'); |
|
# |
|
my $Str=''; |
|
$Str .= '<table border="0"><tr><td bgcolor="#777777">'."\n"; |
|
$Str .= '<table border="0" cellpadding="3"><tr bgcolor="#e6ffff">'."\n"; |
|
foreach my $field (@Fields) { |
|
$Str .= '<th><a href="/adm/statistics?sort='.$field.'">'.$field. |
|
'</a></th>'; |
|
} |
|
$Str .= '</tr>'."\n"; |
|
# |
|
my $alternate = 0; |
|
foreach my $student (@Students) { |
|
my $sname = $student->{'username'}.':'.$student->{'domain'}; |
|
if($alternate) { |
|
$Str .= '<tr bgcolor="#ffffe6">'; |
|
} else { |
|
$Str .= '<tr bgcolor="#ffffc6">'; |
|
} |
|
$alternate = ($alternate + 1) % 2; |
|
# |
|
foreach my $field (@Fields) { |
|
$Str .= '<td>'; |
|
if ($field eq 'fullname') { |
|
$Str .= '<a href="/adm/statistics?reportSelected='; |
|
$Str .= &Apache::lonnet::escape('Student Assessment'); |
|
$Str .= '&StudentAssessmentStudent='; |
|
$Str .= &Apache::lonnet::escape($sname).'">'; |
|
$Str .= $student->{$field}.' '; |
|
$Str .= '</a>'; |
|
} else { |
|
$Str .= $student->{$field}; |
|
} |
|
$Str .= '</td>'; |
|
} |
|
$Str .= "</tr>\n"; |
|
} |
|
$Str .= '</table></td></tr></table>'."\n"; |
|
# |
|
$r->print($Str); |
$r->rflush(); |
$r->rflush(); |
|
# |
|
return; |
} |
} |
|
|
sub StudentOptions { |
sub BuildClasslist { |
my $OpSel5=''; |
my ($cacheDB,$students,$studentInformation,$headings,$r)=@_; |
$CurStu = $ENV{'form.student'}; |
|
if ( $CurStu eq '' ) { |
my %cache; |
$CurStu = 'All Students'; |
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER(),0640)) { |
$OpSel5 = 'selected'; |
return '<html><body>Unable to tie database.</body></html>'; |
} |
} |
my $Ptr =''; |
|
# ----------------------------------- Loading the Students Combobox |
# my $Ptr = ''; |
$Ptr .= '<br><b>Select Student</b>'."\n". |
# $Ptr .= '<table border="0"><tbody>'; |
'<select name="student">'."\n". |
# $Ptr .= '<tr><td align="right"><b>Select Sections</b>'; |
'<option '.$OpSel5.'>All Students</option>'; |
# $Ptr .= '</td>'."\n"; |
foreach my $key ( sort keys %StuBox ) { |
# $Ptr .= '<td align="left">'."\n"; |
$Ptr .= '<option'; |
# my @sectionsSelected = split(':',$cache{'sectionsSelected'}); |
if ($CurStu eq $key) {$Ptr .= ' selected';} |
# my @sections = split(':',$cache{'sectionList'}); |
$Ptr .= '>'.$key."</option>\n"; |
# $Ptr .= &Apache::lonhtmlcommon::MultipleSectionSelect(\@sections, |
} |
# \@sectionsSelected, |
$Ptr .= '</select>'; |
# 'Statistics'); |
$Ptr .= '<br><input type="submit" name="sort" value="Create Student Report" />'; |
# $Ptr .= '</td></tr></table><br>'; |
$r->print( $Ptr ); |
# $r->print($Ptr); |
$r->rflush(); |
# $r->rflush(); |
} |
# my %mySections = (); |
|
# foreach (@sections) { $mySections{$_} = 'True'; } |
|
# $r->print("<br>$cache{'sectionsSelected'}<br>"); |
sub GetStatus { |
|
$OpSel1=''; |
my $Str=''; |
$OpSel2=''; |
$Str .= '<table border="0"><tr><td bgcolor="#777777">'."\n"; |
$OpSel3=''; |
$Str .= '<table border="0" cellpadding="3"><tr bgcolor="#e6ffff">'."\n"; |
$OpSel4=''; |
|
|
my $displayString = '<td align="left"><a href="/adm/statistics?'; |
if ( $ENV{'form.order'} eq 'Descending' ) { $OpSel2='selected'; } |
$displayString .= 'sort=LINKDATA">DISPLAYDATA </a></td>'."\n"; |
else { $OpSel1 = 'selected'; } |
$Str .= &Apache::lonhtmlcommon::CreateHeadings(\%cache, |
|
$studentInformation, |
my %myHeader = reverse( %Header ); |
$headings, $displayString); |
$Pos = $myHeader{$ENV{'form.sort'}}; |
$Str .= '</tr>'."\n"; |
if ($Pos == 0) { |
|
$OpSel1 = 'selected'; |
my $alternate=0; |
$ENV{'form.order'}='Ascendig'; |
foreach (@$students) { |
} |
# if ($mySections{$cache{$_.':'.'section'}} ne 'True') {next;} |
|
my ($username, $domain) = split(':', $_); |
$CurMap = $ENV{'form.maps'}; |
if($alternate) { |
if ( $CurMap eq '' ) { |
$Str .= '<tr bgcolor="#ffffe6">'; |
$CurMap = 'All Maps'; |
} else { |
$OpSel3 = 'selected'; |
$Str .= '<tr bgcolor="#ffffc6">'; |
} |
} |
$CurSec = $ENV{'form.section'}; |
$alternate = ($alternate + 1) % 2; |
if ( $CurSec eq '' ) { |
foreach my $data (@$studentInformation) { |
$CurSec = 'All Sections'; |
$Str .= '<td>'; |
$OpSel4 = 'selected'; |
if($data eq 'fullname') { |
} |
$Str .= '<a href="/adm/statistics?reportSelected='; |
} |
$Str .= &Apache::lonnet::escape('Student Assessment'); |
|
$Str .= '&StudentAssessmentStudent='; |
|
$Str .= &Apache::lonnet::escape($cache{$_.':'.$data}).'">'; |
sub MapSecOptions { |
$Str .= $cache{$_.':'.$data}.' '; |
# ----------------------------------- Loading the Maps Combobox |
$Str .= '</a>'; |
my $Ptr = '<br>'; |
} elsif($data eq 'updateTime') { |
$Ptr .= '<input type="submit" name="sort" value="Return to Menu" />'; |
$Str .= '<a href="/adm/statistics?reportSelected='; |
$Ptr .= '<br><b> Select Map </b>'."\n". |
$Str .= &Apache::lonnet::escape('Class list'); |
'<select name="maps">'."\n". |
$Str .= '&download='.$_.'">'; |
'<option '.$OpSel3.'>All Maps</option>'; |
$Str .= $cache{$_.':'.$data}.' '; |
foreach my $key ( sort keys %maps ) { |
$Str .= ' </a>'; |
$Ptr .= '<option'; |
} else { |
if ($CurMap eq $key) {$Ptr .= ' selected';} |
$Str .= $cache{$_.':'.$data}.' '; |
$Ptr .= '>'.$key."</option>\n"; |
} |
} |
|
$Ptr .= '</select>'; |
$Str .= '</td>'."\n"; |
$Ptr .= ' '; |
} |
|
|
# ----------------------------------- Loading the Sections Combobox |
|
$Ptr .= '<br><b>Select Section</b>'."\n". |
|
'<select name="section">'."\n". |
|
'<option '.$OpSel4.'>All Sections</option>'; |
|
foreach my $key ( sort keys %section ) { |
|
$Ptr .= '<option'; |
|
if ($CurSec eq $key) {$Ptr .= ' selected';} |
|
$Ptr .= '>'.$key."</option>"."\n"; |
|
} |
} |
$Ptr .= '</select>'."\n"; |
|
|
|
$r->print( $Ptr ); |
$Str .= '</tr>'."\n"; |
|
$Str .= '</table></td></tr></table>'."\n"; |
|
$r->print($Str); |
$r->rflush(); |
$r->rflush(); |
|
|
|
untie(%cache); |
|
|
|
return; |
} |
} |
|
|
|
sub CreateMainMenu { |
|
my ($status, $reports)=@_; |
|
|
|
my $Str = ''; |
|
|
|
$Str .= '<table border="0"><tbody><tr>'."\n"; |
|
$Str .= '<td></td><td></td>'."\n"; |
|
$Str .= '<td align="center"><b>Select a Report</b></td>'."\n"; |
|
$Str .= '<td align="center"><b>Student Status</b></td></tr>'."\n"; |
|
$Str .= '<tr>'."\n"; |
|
$Str .= '<td align="center"><input type="submit" name="Refresh" '; |
|
$Str .= 'value="Refresh" /></td>'."\n"; |
|
$Str .= '<td align="center"><input type="submit" name="DownloadAll" '; |
|
$Str .= 'value="Update All Student Data" /></td>'."\n"; |
|
$Str .= '<td align="center">'; |
|
$Str .= '<select name="reportSelected" onchange="document.'; |
|
$Str .= 'Statistics.submit()">'."\n"; |
|
|
|
foreach (sort(keys(%$reports))) { |
|
next if($_ eq 'reportSelected'); |
|
$Str .= '<option name="'.$_.'"'; |
|
if($reports->{'reportSelected'} eq $reports->{$_}) { |
|
$Str .= ' selected=""'; |
|
} |
|
$Str .= '>'.$reports->{$_}.'</option>'."\n"; |
|
} |
|
$Str .= '</select></td>'."\n"; |
|
|
|
$Str .= '<td align="center">'; |
|
$Str .= &Apache::lonhtmlcommon::StatusOptions($status, 'Statistics'); |
|
$Str .= '</td>'."\n"; |
|
|
|
$Str .= '</tr></tbody></table>'."\n"; |
|
$Str .= '<hr>'."\n"; |
|
|
|
return $Str; |
|
} |
|
|
|
sub BuildStatistics { |
|
my ($r)=@_; |
|
|
|
my $c = $r->connection; |
|
my @studentInformation=('fullname','section','id','domain','username', |
|
'updateTime'); |
|
my @headings=('Full Name', 'Section', 'PID', 'Domain', 'User Name', |
|
'Last Updated'); |
|
my $spacing = ' '; |
|
|
|
my %reports = ('classlist' => 'Class list', |
|
'problem_statistics' => 'Problem Statistics', |
|
'student_assessment' => 'Student Assessment', |
|
'percentage' => 'Correct-problems Plot', |
|
# 'activitylog' => 'Activity Log', |
|
'reportSelected' => 'Class list'); |
|
|
|
my %cache; |
|
my $courseID=$ENV{'request.course.id'}; |
|
my $cacheDB = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
|
"_$ENV{'user.domain'}_$courseID\_statistics.db"; |
|
|
|
$r->print(&Apache::lonhtmlcommon::Title('Course Statistics and Charts')); |
|
|
|
my ($returnValue, $students) = &PrepareData($c, $cacheDB, |
|
\@studentInformation, |
|
\@headings,$r); |
|
if($returnValue ne 'OK') { |
|
$r->print($returnValue."\n".'</body></html>'); |
|
return OK; |
|
} |
|
if(!$c->aborted()) { |
|
&Apache::loncoursedata::CheckForResidualDownload($cacheDB, |
|
'true', 'true', |
|
$courseID, |
|
$r, $c); |
|
} |
|
|
|
my $GoToPage; |
|
if(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER(),0640)) { |
|
$GoToPage = $cache{'reportSelected'}; |
|
$reports{'reportSelected'} = $cache{'reportSelected'}; |
|
if(defined($cache{'reportKey'}) && |
|
!exists($reports{$cache{'reportKey'}}) && |
|
$cache{'reportKey'} ne 'false') { |
|
$reports{$cache{'reportKey'}} = $cache{'reportSelected'}; |
|
} |
|
|
|
if(defined($cache{'OptionResponses'})) { |
|
$reports{'problem_analysis'} = 'Option Response Analysis'; |
|
} |
|
|
|
$r->print('<form name="Statistics" '); |
|
$r->print('method="post" action="/adm/statistics">'); |
|
$r->print(&CreateMainMenu($cache{'Status'}, \%reports)); |
|
$r->rflush(); |
|
untie(%cache); |
|
} else { |
|
$r->print('<html><body>Unable to tie database.</body></html>'); |
|
return OK; |
|
} |
|
|
|
if($GoToPage eq 'Activity Log') { |
|
&Apache::lonproblemstatistics::Activity(); |
|
} elsif($GoToPage eq 'Problem Statistics') { |
|
&Apache::lonproblemstatistics::BuildProblemStatisticsPage($cacheDB, |
|
$students, |
|
$courseID, |
|
$c,$r); |
|
} elsif($GoToPage eq 'Option Response Analysis') { |
|
&Apache::lonproblemanalysis::BuildProblemAnalysisPage($cacheDB, $r); |
|
} elsif($GoToPage eq 'Student Assessment') { |
|
&Apache::lonstudentassessment::BuildStudentAssessmentPage($cacheDB, |
|
$students, |
|
$courseID, |
|
'Statistics', |
|
\@headings, |
|
$spacing, |
|
\@studentInformation, |
|
$r, $c); |
|
} elsif($GoToPage eq 'Analyze') { |
|
&Apache::lonproblemanalysis::BuildAnalyzePage($cacheDB, $students, |
|
$courseID, $r); |
|
} elsif($GoToPage eq 'DoDiffGraph' || $GoToPage eq 'PercentWrongGraph') { |
|
my $courseDescription = $ENV{'course.'.$courseID.'.description'}; |
|
$courseDescription =~ s/\ /"_"/eg; |
|
&Apache::lonproblemstatistics::BuildGraphicChart($GoToPage, $cacheDB, |
|
$courseDescription, |
|
$students, $courseID, |
|
$r, $c); |
|
} elsif($GoToPage eq 'Class list') { |
|
&DisplayClasslist($r); |
|
# &BuildClasslist($cacheDB, $students, \@studentInformation, |
|
# \@headings, $r); |
|
} elsif($GoToPage eq 'Correct-problems Plot') { |
|
&Apache::lonpercentage::BuildPercentageGraph($cacheDB, $students, |
|
$courseID, $c, $r); |
|
} |
|
|
|
$r->print('</form>'."\n"); |
|
$r->print("\n".'</body>'."\n".'</html>'); |
|
$r->rflush(); |
|
|
|
return OK; |
|
} |
|
|
# ================================================================ Main Handler |
# ================================================================ Main Handler |
|
|
sub handler { |
sub handler { |
$r=shift; |
my $r=shift; |
|
|
if (&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) { |
# $jr = $r; |
# ------------------------------------------- Set document type for header only |
|
if ($r->header_only) { |
|
if ($ENV{'browser.mathml'}) { |
|
$r->content_type('text/xml'); |
|
} |
|
else { |
|
$r->content_type('text/html'); |
|
} |
|
$r->send_http_header; |
|
return OK; |
|
} |
|
my $requrl=$r->uri; |
|
# ----------------------------------------------------------------- Tie db file |
|
|
|
undef %hash; |
my $loaderror=&Apache::lonnet::overloaderror($r); |
|
if ($loaderror) { return $loaderror; } |
|
$loaderror= |
|
&Apache::lonnet::overloaderror($r, |
|
$ENV{'course.'.$ENV{'request.course.id'}.'.home'}); |
|
if ($loaderror) { return $loaderror; } |
|
|
if ($ENV{'request.course.fn'}) { |
unless(&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) { |
my $fn=$ENV{'request.course.fn'}; |
|
if (-e "$fn.db") { |
|
if (tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER,0640)) { |
|
# ------------------------------------------------------------------- Hash tied |
|
$r->content_type('text/html'); |
|
$r->send_http_header; |
|
&Menu(); |
|
} |
|
else { |
|
$r->content_type('text/html'); |
|
$r->send_http_header; |
|
$r->print('<html><body>Coursemap undefined.</body></html>'); |
|
} |
|
# ------------------------------------------------------------------ Untie hash |
|
unless (untie(%hash)) { |
|
&Apache::lonnet::logthis("<font color=blue>WARNING: ". |
|
"Could not untie coursemap $fn (browse).</font>"); |
|
} |
|
|
|
# -------------------------------------------------------------------- All done |
|
return OK; |
|
# ----------------------------------------------- Errors, hash could no be tied |
|
} |
|
} |
|
else { |
|
$ENV{'user.error.msg'}="$requrl:bre:0:0:Course not initialized"; |
|
return HTTP_NOT_ACCEPTABLE; |
|
} |
|
} |
|
else { |
|
$ENV{'user.error.msg'}= |
$ENV{'user.error.msg'}= |
$r->uri.":vgr:0:0:Cannot view grades for complete course"; |
$r->uri.":vgr:0:0:Cannot view grades for complete course"; |
|
return HTTP_NOT_ACCEPTABLE; |
|
} |
|
|
|
# Set document type for header only |
|
if($r->header_only) { |
|
if ($ENV{'browser.mathml'}) { |
|
$r->content_type('text/xml'); |
|
} else { |
|
$r->content_type('text/html'); |
|
} |
|
&Apache::loncommon::no_cache($r); |
|
$r->send_http_header; |
|
return OK; |
|
} |
|
|
return HTTP_NOT_ACCEPTABLE; |
unless($ENV{'request.course.fn'}) { |
|
my $requrl=$r->uri; |
|
$ENV{'user.error.msg'}="$requrl:bre:0:0:Course not initialized"; |
|
return HTTP_NOT_ACCEPTABLE; |
} |
} |
|
|
|
$r->content_type('text/html'); |
|
$r->send_http_header; |
|
|
|
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
|
['sort', |
|
'StudentAssessmentStudent']); |
|
|
|
&PrepareClasslist($r); |
|
|
|
&PrepareCourseData($r); |
|
|
|
&BuildStatistics($r); |
|
|
|
return OK; |
} |
} |
1; |
1; |
|
|
|
=pod |
|
|
|
=back |
|
|
|
=cut |
|
|
__END__ |
__END__ |
|
|