version 1.5, 2002/03/02 01:42:42
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version 1.27, 2002/07/17 12:53:00
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# |
# |
# (Navigate problems for statistical reports |
# (Navigate problems for statistical reports |
# YEAR=2001 |
# YEAR=2001 |
# 5/05,7/09,7/25/01,8/11,9/13,9/26,10/5,10/9,10/22,10/26 Behrouz Minaei |
# 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 |
# 11/1,11/4,11/16,12/14,12/16,12/18,12/20,12/31 Behrouz Minaei |
# YEAR=2002 |
# YEAR=2002 |
# 1/22, 2/1, 2/6, 2/25 Behrouz Minaei |
# 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 |
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# 5/12,5/14,5/15,5/19,5/26 Behrouz Minaei |
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# |
### |
### |
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package Apache::lonstatistics; |
package Apache::lonstatistics; |
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use strict; |
use strict; |
use Apache::Constants qw(:common :http); |
use Apache::Constants qw(:common :http); |
use Apache::lonnet(); |
use Apache::lonnet(); |
use Apache::lonhomework; |
use Apache::lonhomework; |
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use Apache::loncommon; |
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use Apache::loncoursedata; |
use HTML::TokeParser; |
use HTML::TokeParser; |
use GDBM_File; |
use GDBM_File; |
#use Benchmark; |
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# -------------------------------------------------------------- Module Globals |
# -------------------------------------------------------------- Module Globals |
my %hash; |
my %hash; |
my %CachData; |
my %CachData; |
my %GraphDat; |
my %GraphDat; |
my %maps; |
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my %mapsort; |
my %mapsort; |
my %section; |
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my %StuBox; |
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my %DiscFac; |
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my $CurMap; |
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my $CurSec; |
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my $CurStu; |
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my @cols; |
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my @list; |
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my @students; |
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my $p_count; |
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my $Pos; |
my $Pos; |
my $r; |
my $r; |
my $OpSel1; |
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my $OpSel2; |
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my $OpSelDis1; |
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my $OpSelDis2; |
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my $CurDis=0; |
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my $OpSel3; |
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my $OpSel4; |
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my $GData; |
my $GData; |
my $cid; |
my %color; |
my $firstres; |
my %foil_to_concept; |
my $lastres; |
my @Concepts; |
my $DiscFlag; |
my %ConceptData; |
my $HWN; |
my %Answer = (); |
my $P_Order; |
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my %Header = (0,"Homework Problems",1,"#Stdnts",2,"Tries",3,"Mod", |
sub Activity { |
4,"Mean",5,"#YES",6,"#yes",7,"%Wrng",8,"DoDiff", |
my $file="/home/minaeibi/activity.log"; |
9,"S.D.",10,"Skew.",11,"Map"); |
my $userid='adamsde1'; |
# 11,"Dis.F.",12,"Resourse URL"); |
$r->print("<br>Using $file"); |
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$r->rflush(); |
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open(FILEID, "<$file"); |
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my $line; |
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my @allaccess; |
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my $Count=0; |
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while ($line=<FILEID>) { |
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my ($time,$machine,$what)=split(':',$line); |
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$what=&Apache::lonnet::unescape($what); |
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my @accesses=split('&',$what); |
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foreach my $access (@accesses) { |
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my ($date,$resource,$who,$domain,$post,@posts)=split(':',$access); |
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if ($who ne $userid) { next; } |
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if (!$resource) { next; } |
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my $res=&Apache::lonnet::unescape($resource); |
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if (($res =~ /\.(problem|htm|html)/)) { |
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$Count++; |
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$r->print("<br>$Count) ".localtime($date).": $who --> $res"); |
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# if ($post) { |
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# $Count++; |
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# $r->print("<br><b>$Count) Sent data ".join(':', |
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# &Apache::lonnet::unescape(@posts)).'</b>'); |
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# } |
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$r->rflush(); |
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} |
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## push (@allaccess,unescape($access)); |
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#print $machine; |
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} |
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} |
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# @allaccess=sort(@allaccess); |
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# $Count=0; |
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# foreach my $access (@allaccess) { |
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# my ($date,$resource,$who,$domain,$post,@posts)=split(':',$access); |
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# $Count++; |
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# $r->print("<br>$Count) $date: $who --> $resource"); |
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# $r->rflush(); |
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# if ($post) { |
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# $r->print("<br><b>Sent data ".join(':',unescape(@posts)).'</b>'); |
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# } |
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# } |
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} |
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sub NumericSort { |
#---- Analyze Web Page --------------------------------------------------- |
$a <=> $b; |
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sub InitAnalysis { |
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my ($uri,$part,$problem,$student,$courseID)=@_; |
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my ($username,$userdomain)=split(/\:/,$student); |
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# Render the student's view of the problem. $Answ is the problem |
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# Stringafied |
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my $Answ=&Apache::lonnet::ssi($uri,('grade_target' => 'analyze', |
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'grade_username' => $username, |
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'grade_domain' => $userdomain, |
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'grade_courseid' => $courseID, |
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'grade_symb' => $problem)); |
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# my $Answ=&Apache::lonnet::ssi($uri,('grade_target' => 'analyze')); |
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# (undef,$Answ)=split(/_HASH_REF__/,$Answ,2); |
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%Answer=(); |
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%Answer=&Apache::lonnet::str2hash($Answ); |
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# foreach (sort(keys(%Answer))) { |
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# $r->print($_.' '.$Answer{$_}.'<br>'); |
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# } |
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my $parts=''; |
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foreach my $elm (@{$Answer{"parts"}}) { |
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$parts.="$elm,"; |
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} |
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chop($parts); |
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my $conc=''; |
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foreach my $elm (@{$Answer{"$parts.concepts"}}) { |
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$conc.="$elm@"; |
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} |
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chop($conc); |
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@Concepts=split(/\@/,$conc); |
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foreach my $concept (@{$Answer{"$parts.concepts"}}) { |
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foreach my $foil (@{$Answer{"$parts.concept.$concept"}}) { |
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$foil_to_concept{$foil} = $concept; |
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#$ConceptData{$foil} = $Answer{"$parts.foil.value.$foil"}; |
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} |
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} |
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return; |
} |
} |
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# ------ Create different Student Report |
sub Interval { |
sub StudentReport { |
my ($part,$symb)=@_; |
my ($sname,$sdom)=@_; |
my $interval=$ConceptData{"Interval"}; |
if ( $sname eq 'All Students' ) { |
my $due = &Apache::lonnet::EXT('resource.'.$part.'.duedate',$symb)+1; |
$r->print( '<h3><font color=blue>WARNING: |
my $open = &Apache::lonnet::EXT('resource.'.$part.'.opendate',$symb); |
Please select a student</font></h3>' ); |
my $add=int(($due-$open)/$interval); |
return; |
$ConceptData{'Interval.0'}=$open; |
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for (my $i=1;$i<$interval;$i++) { |
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$ConceptData{'Interval.'.$i}=$open+$i*$add; |
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} |
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$ConceptData{'Interval.'.$interval}=$due; |
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for (my $i=0;$i<$interval;$i++) { |
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for (my $n=0; $n<=$#Concepts; $n++ ) { |
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my $tmp=$Concepts[$n]; |
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$ConceptData{$tmp.'.'.$i.'.true'}=0; |
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$ConceptData{$tmp.'.'.$i.'.false'}=0; |
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} |
} |
} |
my $shome=&Apache::lonnet::homeserver( $sname,$sdom ); |
} |
my $reply=&Apache::lonnet::reply('dump:'.$sdom.':'.$sname.':'.$cid,$shome ); |
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my %result = (); |
sub ShowOpGraph { |
my $ResId; |
my ($cache, $students, $courseID)=@_; |
my $PrOrd; |
my $uri = $cache->{'AnalyzeURI'}; |
my $Code; |
my $part = $cache->{'AnalyzePart'}; |
my $Tries; |
my $problem = $cache->{'AnalyzeProblem'}; |
my $TotalTries = 0; |
my $title = $cache->{'AnalyzeProblem'}; |
my $ParCr = 0; |
my $interval = $cache->{'Interval'}; |
my $Wrongs; |
$ConceptData{"Interval"} = $interval; |
my %TempHash; |
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my $Version; |
#Initialize the option response true answers |
my $LatestVersion; |
&InitAnalysis($uri, $part, $problem, $students->[0],$courseID); |
my $PtrTry=''; |
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my $PtrCod=''; |
#compute the intervals |
my $SetNo=0; |
&Interval($part,$problem); |
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$title =~ s/\ /"_"/eg; |
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$r->print('<br><b>'.$uri.'</b>'); |
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$r->rflush(); |
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#Java script Progress window |
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&Create_PrgWin(); |
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&Update_PrgWin("Starting to analyze problem",0,0,''); |
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for(my $index=0; $index<(scalar @$students); $index++) { |
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&Update_PrgWin(scalar @$students, $index+1, $students->[$index]); |
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&OpStatus($problem, $students->[$index], $courseID); |
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} |
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&Close_PrgWin(); |
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$r->print('<br>'); |
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for(my $k=0; $k<$interval; $k++ ) { |
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&DrawGraph($k,$title); |
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} |
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for(my $k=0; $k<$interval; $k++ ) { |
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&DrawTable($k); |
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} |
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#$Apache::lonxml::debug=1; |
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#&Apache::lonhomework::showhash(%ConceptData); |
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#$Apache::lonxml::debug=0; |
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my $Answ=&Apache::lonnet::ssi($uri); |
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$r->print("<br><b>Here you can see the Problem:</b><br>$Answ"); |
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} |
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sub DrawTable { |
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my $k=shift; |
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my $Max=0; |
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my @data1; |
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my @data2; |
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my $Correct=0; |
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my $Wrong=0; |
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for (my $n=0; $n<=$#Concepts; $n++ ) { |
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my $tmp=$Concepts[$n]; |
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$data1[$n]=$ConceptData{"$tmp.$k.true"}; |
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$Correct+=$data1[$n]; |
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$data2[$n]=$ConceptData{"$tmp.$k.false"}; |
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$Wrong+=$data2[$n]; |
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my $Sum=$data1[$n]+$data2[$n]; |
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if ( $Max<$Sum ) {$Max=$Sum;} |
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} |
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for (my $n=0; $n<=$#Concepts; $n++ ) { |
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if ($data1[$n]+$data2[$n]<$Max) { |
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$data2[$n]+=$Max-($data1[$n]+$data2[$n]); |
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} |
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} |
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my $P_No = $#data1+1; |
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# $r->print('<br><b>From: ['.localtime($ConceptData{'Int.'.($k-1)}). |
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# '] To: ['.localtime($ConceptData{"Int.$k"}).']</b>'); |
my $Str = "\n".'<table border=2>'. |
my $Str = "\n".'<table border=2>'. |
"\n".'<tr>'. |
"\n".'<tr>'. |
"\n".'<th> # </th>'. |
"\n".'<th> # </th>'. |
"\n".'<th> Set Title </th>'. |
"\n".'<th> Concept </th>'. |
"\n".'<th> Results </th>'. |
"\n".'<th> Correct </th>'. |
"\n".'<th> Tries </th>'. |
"\n".'<th> Wrong </th>'. |
"\n".'</tr>'; |
"\n".'</tr>'; |
unless ($reply=~/^error\:/) { |
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foreach (split(/\&/,$reply)){ |
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my ($name,$value)=split(/\=/,&Apache::lonnet::unescape($_)); |
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$result{$name}=$value; |
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} |
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foreach my $CurCol (@cols) { |
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if (!$CurCol){ |
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my $Set=&Apache::lonnet::declutter($hash{'map_id_'.$1}); |
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if ( $Set ) { |
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$SetNo++; |
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$Str .= "\n"."<tr>". |
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"\n"."<td> $SetNo </td>". |
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"\n"."<td> $Set </td>". |
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"\n"."<td> $PtrCod </td>". |
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"\n"."<td> $PtrTry</td>". |
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"\n"."</tr>"; |
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} |
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$PtrTry=''; |
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$PtrCod=''; |
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next; |
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} |
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($PrOrd,$ResId)=split(/\:/,$CurCol); |
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$ResId=~/(\d+)\.(\d+)/; |
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my $Map = &Apache::lonnet::declutter( $hash{'map_id_'.$1} ); |
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if ( $CurMap ne 'All Maps' ) { |
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my ( $ResMap, $NameMap ) = split(/\=/,$CurMap); |
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if ( $Map ne $ResMap ) { next; } |
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} |
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my $meta=$hash{'src_'.$ResId}; |
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my $PartNo = 0; |
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undef %TempHash; |
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foreach (split(/\,/,&Apache::lonnet::metadata($meta,'keys'))){ |
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if ($_=~/^stores\_(\d+)\_tries$/) { |
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my $Part=&Apache::lonnet::metadata($meta,$_.'.part'); |
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if ( $TempHash{"$Part"} eq '' ) { |
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$TempHash{"$Part"} = $Part; |
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$TempHash{$PartNo}=$Part; |
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$TempHash{"$Part.Code"} = '-'; |
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$TempHash{"$Part.PrOrd"} = $PrOrd+$PartNo; |
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$PartNo++; |
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} |
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} |
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} |
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my $Prob = $Map.'___'.$2.'___'. |
for (my $n=0; $n<=$#Concepts; $n++ ) { |
&Apache::lonnet::declutter( $hash{'src_'.$ResId} ); |
$Str .= "\n"."<tr>". |
$Code='U'; |
"\n"."<td>".($n+1)."</td>". |
$Tries = 0; |
"\n".'<td bgcolor='.$color{"yellow"}.'> '.$Concepts[$n]." </td>". |
$Wrongs = 0; |
"\n".'<td bgcolor='.$color{"green"}.'> '.$data1[$n]." </td>". |
$LatestVersion = $result{"version:$Prob"}; |
"\n".'<td bgcolor='.$color{"red"}.'> '.$data2[$n]." </td>". |
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"\n"."</tr>"; |
if ( $LatestVersion ) { |
} |
for ( my $Version=1; $Version<=$LatestVersion; $Version++ ) { |
$Str.='<td></td><td><b>From:['.localtime($ConceptData{'Int.'.$k}). |
my $vkeys = $result{"$Version:keys:$Prob"}; |
'] To: ['.localtime($ConceptData{'Int.'.($k+1)}-1). |
my @keys = split(/\:/,$vkeys); |
"]</b></td><td>$Correct</td><td>$Wrong</td>"; |
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foreach my $Key (@keys) { |
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if (($Key=~/\.(\w+)\.solved$/) && ($Key!~/^\d+\:/)) { |
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my $Part = $1; |
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$Tries = $result{"$Version:$Prob:resource.$Part.tries"}; |
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$TempHash{"$Part.Tries"} = ($Tries) ? $Tries : 0; |
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$TotalTries += $Tries; |
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my $Val = $result{"$Version:$Prob:resource.$Part.solved"}; |
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if ( $Val eq 'correct_by_student' ) |
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{ $Wrongs = $Tries - 1; $Code = 'Y'; } |
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elsif ( $Val eq 'correct_by_override' ) |
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{ $Wrongs = $Tries - 1; $Code = 'y'; } |
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elsif ( $Val eq 'incorrect_attempted' || |
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$Val eq 'incorrect_by_override' ) |
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{ $Wrongs = $Tries; $Code = 'N'; } |
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$TempHash{"$Part.Code"} = $Code; |
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$TempHash{"$Part.Wrongs"} = $Wrongs; |
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} |
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} |
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} |
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for ( my $n = 0; $n < $PartNo; $n++ ) { |
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my $part = $TempHash{$n}; |
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if ($PtrTry ne '') {$PtrTry .= ',';} |
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$PtrTry .= "$TempHash{$part.'.Tries'}"; |
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$PtrCod .= "$TempHash{$part.'.Code'}"; |
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} |
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} |
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else { |
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for(my $n=0; $n<$PartNo; $n++) { |
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if ($PtrTry ne '') {$PtrTry .= ',';} |
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$PtrTry .= "0"; |
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$PtrCod .= "-"; |
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} |
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} |
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} |
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} |
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$Str .= "\n".'</table>'; |
$Str .= "\n".'</table>'; |
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$r->print($Str); |
$r->print($Str); |
$r->rflush(); |
#$Apache::lonxml::debug=1; |
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#&Apache::lonhomework::showhash(%ConceptData); |
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#$Apache::lonxml::debug=0; |
} |
} |
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sub CreateTable { |
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my ($Hd, $Hid)=@_; |
sub DrawGraph { |
if ( $Hd == 1 ) { |
my ($currentInterval,$title)=@_; |
# $Hid=~/(\d+)\.(\d+)/; |
my $Max=0; |
$r->print('<br><a href="'.$hash{'src_'.$Hid}. |
my @data1; |
'" target="_blank">'.$hash{'title_'.$Hid}.'</a>' |
my @data2; |
# .' ('.&Apache::lonnet::declutter($hash{'map_id_'.$1}).')' |
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); |
# Adjust Data and find the Max |
} |
for(my $n=0; $n<=$#Concepts; $n++ ) { |
my $Result = "\n".'<table border=2>'; |
my $tmp=$Concepts[$n]; |
$Result .= '<tr><th>P#</th>'."\n"; |
$data1[$n]=$ConceptData{$tmp.'.'.$currentInterval.'.true'}; |
for ( my $nIdx=0; $nIdx < 11; $nIdx++ ) { |
$data2[$n]=$ConceptData{$tmp.'.'.$currentInterval.'.false'}; |
$Result .= '<th>'.'<input type="submit" name="sort" value="'. |
my $Sum=$data1[$n]+$data2[$n]; |
$Header{$nIdx}.'" />'.'</th>'."\n"; |
if($Max < $Sum) { $Max = $Sum; } |
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} |
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for(my $n=0; $n<=$#Concepts; $n++) { |
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if($data1[$n]+$data2[$n]<$Max) { |
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$data2[$n]+=$Max-($data1[$n]+$data2[$n]); |
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} |
} |
} |
$Result .= "\n".'</tr>'."\n"; |
my $P_No = scalar @data1; |
$r->print( $Result ); |
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$r->rflush(); |
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} |
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sub CloseTable { |
if($Max > 1) { |
$r->print("\n".'</table>'."\n"); |
$Max += (10 - $Max % 10); |
$r->rflush(); |
$Max = int($Max); |
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} else { |
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$Max = 1; |
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} |
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my $Titr=($ConceptData{'Interval'}>1) ? |
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$title.'_interval_'.($currentInterval+1) : $title; |
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# $GData=$Titr.'&Concepts'.'&'.'Answers'.'&'.$Max.'&'.$P_No.'&'.$data1.'&'.$data2; |
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$GData = $Titr.'&Concepts&Answers&'.$Max.'&'.$P_No.'&'; |
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$GData .= (join(',',@data1)).'&'.(join(',',@data2)); |
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$r->print('<IMG src="/cgi-bin/graph.gif?'.$GData.'" border=1/>'); |
} |
} |
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# ------------------------------------------- Prepare Statistics Table |
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sub PreStatTable { |
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my $CacheDB = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
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"_$ENV{'user.domain'}_$cid\_statistics.db"; |
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my $GraphDB = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
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"_$ENV{'user.domain'}_$cid\_graph.db"; |
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my $CachDisFac = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
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"_$ENV{'user.domain'}_$cid\_DiscFactor.db"; |
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$r->print('<br><input type="submit" name="sort" value="Recalculate Statistics" />'); |
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my $Ptr = ''; |
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$Ptr .= '<br><b> Sorting Type: </b>'."\n". |
sub Decide { |
'<select name="order"> <option '.$OpSel1.' >Ascending</option>'."\n". |
#deciding the true or false answer belongs to each interval |
'<option '.$OpSel2.'>Descending</option> </select> '."\n"; |
my ($type,$foil,$time)=@_; |
$Ptr .= ' '; |
my $k=0; |
$Ptr .= '<input type="submit" name="sort" value="DoDiff Graph" />'."\n"; |
while ($time>$ConceptData{'Int.'.($k+1)} && |
$Ptr .= ' '; |
$k<$ConceptData{'Interval'}) {$k++;} |
$Ptr .= '<input type="submit" name="sort" value="%Wrong Graph" />'."\n"; |
$ConceptData{"$foil_to_concept{$foil}.$k.$type"}++; |
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} |
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$Ptr .= '<pre>'. |
#restore the student submissions and finding the result |
' #Stdnts: Total Number of Students opened the problem.<br>'. |
sub OpStatus { |
' Tries : Total Number of Tries for solving the problem.<br>'. |
my ($problem, $student, $courseID)=@_; |
' Mod : Maximunm Number of Tries for solving the problem.<br>'. |
my ($username,$userdomain)=split(/':'/,$student); |
' Mean : Average Number of the tries. [ Tries / #Stdnts ]<br>'. |
my $code='U'; |
' #YES : Number of students solved the problem correctly.<br>'. |
my %reshash=&Apache::lonnet::restore($problem, $courseID, $userdomain, |
' #yes : Number of students solved the problem by override.<br>'. |
$username); |
' %Wrng : Percentage of students tried to solve the problem but'. |
my @True = (); |
' still incorrect. [ 100*((#Stdnts-(#YES+#yes))/#Stdnts) ]<br>'. |
my @False = (); |
# ' DoDiff : Degree of Difficulty of the problem. [ Tries/(#YES+#yes+0.1) ]<br>'. |
my $flag=0; |
' DoDiff : Degree of Difficulty of the problem. [ 1 - ((#YES+#yes) / Tries) ]<br>'. |
if ($reshash{'version'}) { |
' S.D. : Standard Deviation of the tries.'. |
my $tries=0; |
'[ sqrt(sum((Xi - Mean)^2)) / (#Stdnts-1)'. |
&Apache::lonhomework::showhash(%Answer); |
' where Xi denotes every student\'s tries ]<br>'. |
for (my $version=1;$version<=$reshash{'version'};$version++) { |
' Skew. : Skewness of the students tries.'. |
my $time=$reshash{"$version:timestamp"}; |
' [ (sqrt( sum((Xi - Mean)^3) / #Stdnts)) / (S.D.^3) ]<br>'. |
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|
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 );} |
|
} |
|
} |
|
} |
|
} |
|
} |
|
} |
|
} |
|
|
# ' Dis.F. : Discrimination Factor. [ Sum of Partial Credits Awarded / Total Number of Tries in %27 upper and lower students]</b>'. |
#---- END Analyze Web Page ---------------------------------------------- |
'</pre>'; |
|
|
|
$r->print($Ptr); |
#---- Problem Statistics Web Page --------------------------------------- |
$r->rflush(); |
|
|
|
if ((-e "$CacheDB")&&($ENV{'form.sort'} ne 'Recalculate Statistics')) { |
#------- Processing upperlist and lowerlist according to each problem |
if (tie(%CachData,'GDBM_File',"$CacheDB",&GDBM_READER,0640)) { |
sub ProcessDiscriminant { |
tie(%GraphDat,'GDBM_File',$GraphDB,&GDBM_WRCREAT,0640); |
my ($List) = @_; |
&Cache_Statistics(); |
my @sortedList = sort (@$List); |
} |
my $Count = scalar @sortedList; |
else { |
my $Problem; |
$r->print("Unable to tie hash to db file"); |
my @Dis; |
} |
my $Slvd=0; |
|
my $tmp; |
|
my $Sum1=0; |
|
my $Sum2=0; |
|
my $nIndex=0; |
|
my $nStudent=0; |
|
my %Proc=undef; |
|
while ($nIndex<$Count) { |
|
($Problem,$tmp)=split(/\=/,$sortedList[$nIndex]); |
|
@Dis=split(/\+/,$tmp); |
|
my $Temp = $Problem; |
|
do { |
|
$nIndex++; |
|
$nStudent++; |
|
$Sum1 += $Dis[0]; |
|
$Sum2 += $Dis[1]; |
|
($Problem,$tmp)=split(/\=/,$sortedList[$nIndex]); |
|
@Dis=split(/\+/,$tmp); |
|
} while ( $Problem eq $Temp && $nIndex < $Count ); |
|
# $Proc{$Temp}=($Sum1/$nStudent).':'.$nStudent; |
|
$Proc{$Temp}=($Sum1/$nStudent).':'.($Sum2/$nStudent); |
|
# $r->print("$nIndex) $Temp --> ($nStudent) $Proc{$Temp} <br>"); |
|
$Sum1=0; |
|
$Sum2=0; |
|
$nStudent=0; |
} |
} |
else { |
|
if (tie(%CachData,'GDBM_File',$CacheDB,&GDBM_WRCREAT,0640)) { |
return %Proc; |
tie(%DiscFac,'GDBM_File',$CachDisFac,&GDBM_WRCREAT,0640); |
} |
tie(%GraphDat,'GDBM_File',$GraphDB,&GDBM_WRCREAT,0640); |
|
foreach (keys %DiscFac) {delete $CachData{$_};} |
|
foreach (keys %CachData) {delete $CachData{$_};} |
#------- Creating Discimination factor |
$DiscFlag=0; |
sub Discriminant { |
&Build_Statistics(); |
my ($discriminantFactor)=@_; |
} |
my @discriminantKeys=keys(%$discriminantFactor); |
else { |
my $Count = scalar @discriminantKeys; |
$r->print("Unable to tie hash to db file"); |
|
|
my $UpCnt = int(0.27*$Count); |
|
my $low=0; |
|
my $up=$Count-$UpCnt; |
|
my @UpList=(); |
|
my @LowList=(); |
|
|
|
$Count=0; |
|
foreach my $key (sort(@discriminantKeys)) { |
|
$Count++; |
|
if($low < $UpCnt || $Count > $up) { |
|
$low++; |
|
my $str=$discriminantFactor->{$key}; |
|
foreach(split(/\:/,$str)){ |
|
if($_) { |
|
if($low<$UpCnt) { push(@LowList,$_); } |
|
else { push(@UpList,$_); } |
|
} |
|
} |
} |
} |
} |
} |
#$r->print('Total instances of the problems : '.($p_count*($#students+1))); |
my %DisUp = &ProcessDiscriminant(\@UpList); |
|
my %DisLow = &ProcessDiscriminant(\@LowList); |
|
|
untie(%CachData); |
return (\%DisUp, \%DisLow); |
untie(%GraphDat); |
|
untie(%DiscFac); |
|
} |
} |
|
|
|
sub NumericSort { |
|
$a <=> $b; |
|
} |
|
|
|
sub CreateProblemStatisticsTableHeading { |
|
my ($displayFormat,$sequenceSource,$sequenceTitle,$headings)=@_; |
|
if($displayFormat eq 'Display CSV Format') { |
|
$r->print('<br>"'.$sequenceTitle.'","'); |
|
$r->print($sequenceSource.'"'); |
|
return; |
|
} |
|
|
|
$r->print('<br><a href="'.$sequenceSource. |
|
'" target="_blank">'.$sequenceTitle.'</a>'); |
|
|
# ------------------------------------- Find the section of student in a course |
my $Result = "\n".'<table border=2><tr><th>P#</th>'."\n"; |
|
for(my $nIndex=0; $nIndex < (scalar (keys %$headings)); $nIndex++) { |
sub usection { |
$Result .= '<th>'.'<input type="submit" name="'; |
my ($udom,$unam,$courseid)=@_; |
$Result .= 'ProblemStatisticsHeading" value="'; |
$courseid=~s/\_/\//g; |
$Result .= $headings->{$nIndex}.'" />'.'</th>'."\n"; |
$courseid=~s/^(\w)/\/$1/; |
} |
map { |
$Result .= "\n".'</tr>'."\n"; |
my ($key,$value)=split(/\=/,$_); |
$r->print($Result); |
$key=&Apache::lonnet::unescape($key); |
$r->rflush(); |
if ($key=~/^$courseid(?:\/)*(\w+)*\_st$/) { |
|
my $section=$1; |
|
if ($key eq $courseid.'_st') { $section=''; } |
|
my ($dummy,$end,$start)=split(/\_/,&Apache::lonnet::unescape($value)); |
|
$section=($section) ? $section : '(none)'; |
|
# $section=(int($section)) ? int($section) : $section; |
|
# $r->print($unam.'...'.$section.'<br>'); |
|
return $section; |
|
} |
|
} split(/\&/,&Apache::lonnet::reply('dump:'.$udom.':'.$unam.':roles', |
|
&Apache::lonnet::homeserver($unam,$udom))); |
|
return ''; |
|
} |
} |
|
|
|
sub CloseTable { |
|
my ($cache)=@_; |
|
if($cache->{'DisplayFormat'} eq 'Display CSV Format') { |
|
return; |
|
} |
|
$r->print("\n".'</table>'."\n"); |
|
$r->rflush(); |
|
} |
|
|
# ------ Dump the Student's DB file and handling the data for statistics table |
# ------ Dump the Student's DB file and handling the data for statistics table |
|
|
sub ExtractStudentData { |
sub ExtractStudentData { |
my ($student,$coid)=@_; |
my ($cache,$name)=@_; |
my ($sname,$sdom) = split( /\:/, $student ); |
my %discriminantFactor; |
my $shome=&Apache::lonnet::homeserver( $sname,$sdom ); |
my @list=(); |
my $reply=&Apache::lonnet::reply('dump:'.$sdom.':'.$sname.':'.$coid,$shome ); |
|
my %result = (); |
my $totalTries = 0; |
my $ResId; |
my $totalAwarded = 0; |
my $PrOrd; |
my $tempProblemOrder=0; |
my $Dis = ''; |
foreach my $sequence (split(':', $cache->{'orderedSequences'})) { |
my $Code; |
if($cache->{'ProblemStatisticsMap'} ne 'All Maps' && |
my $Tries; |
$cache->{'ProblemStatisticsMap'} ne $cache->{$sequence.':title'}) { |
my $ParCr; |
next; |
my $TotalTries = 0; |
} |
my $TotalOpend = 0; |
|
my $ProbSolved = 0; |
my $Dis = ''; |
my $ProbTot = 0; |
foreach my $problemID (split(':', $cache->{$sequence.':problems'})) { |
my $TimeTot = 0; |
my $problem = $cache->{$problemID.':problem'}; |
my $TotParCr = 0; |
my $LatestVersion = $cache->{$name.':version:'.$problem}; |
my $Wrongs; |
|
my %TempHash; |
# Output dashes for all the parts of this problem if there |
my $Version; |
# is no version information about the current problem. |
my $LatestVersion; |
#if(!$LatestVersion) { |
my $SecLimit; |
# foreach my $part (split(/\:/,$cache->{$sequence.':'. |
my $MapLimit; |
# $problemID. |
unless ($reply=~/^error\:/) { |
# ':parts'})) { |
foreach (split(/\&/,$reply)) { |
# $codes .= "-,"; |
my ($name,$value)=split(/\=/,&Apache::lonnet::unescape($_)); |
# $attempts .= "0,"; |
$result{$name}=$value; |
# } |
} |
# next; |
foreach my $CurCol(@cols) { |
#} |
($PrOrd,$ResId)=split(/\:/,$CurCol); |
|
if ( !$CurCol ) { next; } |
my %partData=undef; |
$ResId=~/(\d+)\.(\d+)/; |
# Initialize part data, display skips correctly |
my $MapId=$1; |
# Skip refers to when a student made no submissions on that |
my $PrbId=$2; |
# part/problem. |
my $Map = &Apache::lonnet::declutter( $hash{'map_id_'.$MapId} ); |
foreach my $part (split(/\:/,$cache->{$sequence.':'. |
if ( $CurMap ne 'All Maps' ) { |
$problemID. |
my ( $ResMap, $NameMap ) = split(/\=/,$CurMap); |
':parts'})) { |
if ( $Map ne $ResMap ) { next; } |
$partData{$part.':tries'}=0; |
} |
$partData{$part.':code'}='-'; |
my $meta=$hash{'src_'.$ResId}; |
|
my $PartNo = 0; |
|
$Dis .= ':'; |
|
undef %TempHash; |
|
foreach (split(/\,/,&Apache::lonnet::metadata($meta,'keys'))) { |
|
if ($_=~/^stores\_(\d+)\_tries$/) { |
|
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 $Prob = $Map.'___'.$PrbId.'___'. |
# Looping through all the versions of each part, starting with the |
&Apache::lonnet::declutter( $hash{'src_'.$ResId} ); |
# oldest version. Basically, it gets the most recent |
$Code='U'; |
# set of grade data for each part. |
$Tries = 0; |
for(my $Version=1; $Version<=$LatestVersion; $Version++) { |
$ParCr = 0; |
foreach my $part (split(/\:/,$cache->{$sequence.':'. |
$Wrongs = 0; |
$problemID. |
$LatestVersion = $result{"version:$Prob"}; |
':parts'})) { |
|
|
if ( $LatestVersion ) { |
if(!defined($cache->{$name.":$Version:$problem". |
for ( my $Version=1; $Version<=$LatestVersion; $Version++ ) { |
":resource.$part.solved"})) { |
my $vkeys = $result{"$Version:keys:$Prob"}; |
# No grade for this submission, so skip |
my @keys = split(/\:/,$vkeys); |
next; |
|
} |
foreach my $Key (@keys) { |
|
if (($Key=~/\.(\w+)\.solved$/) && ($Key!~/^\d+\:/)) { |
my $tries=0; |
my $Part = $1; |
my $time=0; |
$Tries = $result{"$Version:$Prob:resource.$Part.tries"}; |
my $awarded=0; |
$ParCr = $result{"$Version:$Prob:resource.$Part.awarded"}; |
my $code='U'; |
my $Time = $result{"$Version:$Prob:timestamp"}; |
|
$TempHash{"$Part.Time"} = ($Time) ? $Time : 0; |
$awarded = $cache->{$name. |
$TempHash{"$Part.Tries"} = ($Tries) ? $Tries : 0; |
"$Version:$problem:resource.". |
$TempHash{"$Part.ParCr"} = ($ParCr) ? $ParCr : 0; |
"$part.awarded"}; |
$TotalTries += $TempHash{"$Part.Tries"}; |
$partData{$part.':awarded'} = ($awarded) ? $awarded : 0; |
$TotParCr += $TempHash{"$Part.ParCr"}; |
$totalAwarded += $awarded; |
#$r->print($Version.'---'.$Prob.'==='.$Time.'<br>'); |
|
my $Val = $result{"$Version:$Prob:resource.$Part.solved"}; |
$tries = $cache->{$name.":$Version:$problem". |
if ( $Val eq 'correct_by_student' ) |
":resource.$part.tries"}; |
{ $Wrongs = $Tries - 1; $Code = 'C'; } |
$partData{$part.':tries'} = ($tries) ? $tries : 0; |
elsif ( $Val eq 'correct_by_override' ) |
$partData{$part.':wrong'} = $partData{$part.':tries'}; |
{ $Wrongs = $Tries - 1; $Code = 'O'; } |
$totalTries += $tries; |
elsif ( $Val eq 'incorrect_attempted' || |
|
$Val eq 'incorrect_by_override' ) |
my $val = $cache->{$name.":$Version:$problem". |
{ $Wrongs = $Tries; $Code = 'I'; } |
":resource.$part.solved"}; |
$TempHash{"$Part.Code"} = $Code; |
if ($val eq 'correct_by_student') {$code = 'C';} |
$TempHash{"$Part.Wrongs"} = $Wrongs; |
elsif ($val eq 'correct_by_override') {$code = 'O';} |
} |
elsif ($val eq 'incorrect_attempted') {$code = 'I';} |
} |
elsif ($val eq 'incorrect_by_override'){$code = 'I';} |
} |
elsif ($val eq 'excused') {$code = 'x';} |
for ( my $n = 0; $n < $PartNo; $n++ ) { |
$partData{$part.':code'}=$code; |
my $part = $TempHash{$n}; |
|
my $Yes = 0; |
if($partData{$part.':wrong'} ne 0 && |
if ( $TempHash{$part.'.Code'} eq 'C' || |
($code eq 'C' || $code eq 'O')) { |
$TempHash{$part.'.Code'} eq 'O' ) |
$partData{$part.':wrong'}--; |
{$ProbSolved++;$Yes=1;} |
} |
# my $ptr = "$hash{'title_'.$ResId}"; |
} |
my $ptr = $TempHash{$part.'.PrOrd'}.':'.$ResId; |
|
if ( $PartNo > 1 ) { |
|
$ptr .= "*(part $part)"; |
|
$Dis .= ':'; |
|
} |
|
my $Fac = ($TempHash{"$part.Tries"}) ? |
|
($TempHash{"$part.ParCr"}/$TempHash{"$part.Tries"}) : 0; |
|
my $DisF; |
|
if ( $Fac > 0 && $Fac < 1 ) { |
|
$DisF = sprintf( "%.4f", $Fac ); |
|
} |
|
else {$DisF = $Fac;} |
|
# $DisF .= '+'.$TempHash{"$part.Time"}; |
|
$TimeTot += $TempHash{"$part.Time"}; |
|
$Dis .= $ptr.'*'.$ResId.'='.$DisF.'+'.$Yes; |
|
$ptr .= ":$TempHash{$part.'.Tries'}". |
|
":$TempHash{$part.'.Wrongs'}". |
|
":$TempHash{$part.'.Code'}"; |
|
push (@list, $ptr); |
|
$TotalOpend++; |
|
$ProbTot++; |
|
} |
|
} |
} |
#else { |
|
#for(my $n=0; $n<$PartNo; $n++) { |
# Loop through all the parts for the current problem in the |
# push (@list, "$hash{'title_'.$ResId}*$ResId:0:0:U"); |
# correct order and prepare the output |
# $ProbTot++; |
foreach (split(/\:/,$cache->{$sequence.':'.$problemID. |
#} |
':parts'})) { |
#} |
my $Yes = 0; |
} |
if($partData{$_.':code'} eq 'C' || |
if ( $TotalTries ) { |
$partData{$_.':code'} eq 'O') { |
my $DisFac = ( $TotalTries ) ? ($TotParCr/$TotalTries) : 0; |
$Yes=1; |
# my $DisFactor = int(sprintf( "%.4f", $DisFac ) * 100); |
} |
|
#my $ptr = "$hash{'title_'.$ResId}"; |
|
my $ptr = $tempProblemOrder.'&'.$problemID; |
|
|
|
if($_ > 1) { |
|
$ptr .= "*(part $_)"; |
|
$Dis .= '&'; |
|
} |
|
my $Fac = ($partData{$_.':Tries'}) ? |
|
($partData{$_.':awarded'}/$partData{$_.':tries'}) : 0; |
|
my $DisF; |
|
if($Fac > 0 && $Fac < 1) { |
|
$DisF = sprintf( "%.4f", $Fac ); |
|
} else { |
|
$DisF = $Fac; |
|
} |
|
$Dis .= $tempProblemOrder.'='.$DisF.'+'.$Yes; |
|
$ptr .= '&'.$partData{$_.'.Tries'}. |
|
'&'.$partData{$_.'.Wrongs'}. |
|
'&'.$partData{$_.'.Code'}; |
|
push (@list, $ptr); |
|
$tempProblemOrder++; |
|
} |
|
} |
|
if($totalTries) { |
|
my $DisFac = ($totalAwarded/$totalTries); |
my $DisFactor = sprintf( "%.4f", $DisFac ); |
my $DisFactor = sprintf( "%.4f", $DisFac ); |
my $time; |
$discriminantFactor{$DisFactor}=$Dis; |
if ($ProbSolved){ |
|
$time = int(($TimeTot/$ProbSolved)-10000000); |
|
} |
|
$DiscFac{($DisFactor.':'.$sname.':'.$ProbTot.':'.$TotalOpend.':'. |
|
$TotalTries.':'.$ProbSolved.':'.$time)}=$Dis; |
|
#$r->print($DisFactor.$sname.'<br> --- Dis= '.$Dis.'<br>'); |
|
} |
} |
} |
} |
#$r->print($sname.' PrCr= '.$TotParCr.' Slvd= '.$ProbSolved.' Tries='.$TotalTries.'<br>'); |
|
} |
|
|
|
|
return (\%discriminantFactor, \@list); |
# ------------------------------------------------------------ Build page table |
|
sub tracetable { |
|
my ($rid,$beenhere)=@_; |
|
$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} = $rid.':'; |
|
#$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 $PartNo = 0; |
|
if ($meta) { |
|
if ($meta=~/\.(problem|exam|quiz|assess|survey|form)$/) { |
|
foreach (split(/\,/,&Apache::lonnet::metadata($meta,'keys'))) { |
|
if ($_=~/^stores\_(\d+)\_tries$/) { |
|
&Apache::lonnet::metadata($meta,$_.'.part'); |
|
$P_Order++; |
|
$mapsort{$HWN} .= '&'.$P_Order; |
|
$PartNo++; |
|
$r->print('<br>'.$PartNo.'---'.$P_Order); |
|
} |
|
} |
|
} |
|
} |
|
} |
|
} 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 (split(/\,/,&Apache::lonnet::metadata($meta,'keys'))) { |
|
if ($_=~/^stores\_(\d+)\_tries$/) { |
|
&Apache::lonnet::metadata($meta,$_.'.part'); |
|
$P_Order++; |
|
$mapsort{$HWN} .= '&'.$P_Order; |
|
$PartNo++; |
|
} |
|
} |
|
} |
|
} |
|
} |
|
if (defined($hash{'to_'.$rid})) { |
|
foreach (split(/\,/,$hash{'to_'.$rid})){ |
|
&tracetable($hash{'goesto_'.$_},$beenhere); |
|
} |
|
} |
|
} |
|
} |
} |
|
|
sub MySort { |
sub MySort { |
if ( $Pos > 0 && $Pos < 11 ) { |
if ( $Pos > 0 ) { |
if ($ENV{'form.order'} eq 'Descending') {$b <=> $a;} |
if ($ENV{'form.order'} eq 'Descending') {$b <=> $a;} |
else { $a <=> $b; } |
else { $a <=> $b; } |
} |
} |
Line 563 sub MySort {
|
Line 608 sub MySort {
|
} |
} |
} |
} |
|
|
sub Build_Statistics { |
sub BuildStatisticsTable { |
$r->print(<<ENDPOP); |
my ($cache,$discriminantFactor,$list,$headings)=@_; |
<script> |
|
popwin=open('','popwin','width=400,height=100'); |
|
popwin.document.writeln('<html><body bgcolor="#7777EE">'+ |
|
'<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(); |
|
# ---------------------------- Gathering the Data of students' tries |
|
my $index; |
|
for ($index=0;$index<=$#students;$index++) { |
|
#----------- update progress |
|
$r->print('<script>popwin.document.popremain.remaining.value="'. |
|
'Computing '.($index+1).'/'.($#students+1).': '. |
|
$students[$index].'";</script>'); |
|
$r->rflush(); |
|
|
|
&ExtractStudentData($students[$index],$cid); |
my $p_count = 0; |
} |
my $nIndex = 0; |
#--------------------- close Progress Line |
my $dummy; |
$r->print('<script>popwin.close()</script>'); |
|
$r->rflush(); |
|
# -------------------- sorting the Data |
|
@list = sort (@list); |
|
|
|
$OpSel2=''; |
|
$OpSel1='selected'; |
|
|
|
$p_count = 0; |
|
my $nIdx = 0; |
|
my $dummy; |
|
my $p_val; |
my $p_val; |
my $ResId; |
my $ResId; |
my $NoElements = $#list + 1; |
my $NoElements = scalar @$list; |
#-------------------------------- loop for data representation |
|
foreach (sort keys %mapsort) { |
foreach my $sequence (split(':', $cache->{'orderedSequences'})) { |
|
if($cache->{'ProblemStatisticsMap'} ne 'All Maps' && |
|
$cache->{'ProblemStatisticsMap'} ne $cache->{$sequence.':title'}) { |
|
next; |
|
} |
|
|
|
&CreateProblemStatisticsTableHeading($cache->{'DisplayFormat'}, |
|
$cache->{$sequence.':source'}, |
|
$cache->{$sequence.':title'}, |
|
$headings); |
my ($Hid,$pr)=split(/\:/,$mapsort{$_}); |
my ($Hid,$pr)=split(/\:/,$mapsort{$_}); |
my @lpr=split(/\&/,$pr); |
my @lpr=split(/\&/,$pr); |
&CreateTable(1,$Hid); |
|
for (my $i=1; $i<=$#lpr; $i++) { |
for (my $i=1; $i<=$#lpr; $i++) { |
my %storestats=(); |
my %storestats=(); |
my ($PrOrd,$Prob,$Tries,$Wrongs,$Code)=split(/\:/,$list[$nIdx]); |
my ($PrOrd,$Prob,$Tries,$Wrongs,$Code)=split(/\&/,$list->[$nIndex]); |
my $Temp = $Prob; |
my $Temp = $Prob; |
my $MxTries = 0; |
my $MxTries = 0; |
my $TotalTries = 0; |
my $TotalTries = 0; |
Line 622 ENDPOP
|
Line 643 ENDPOP
|
my @StdLst; |
my @StdLst; |
while ( $PrOrd == $lpr[$i] ) |
while ( $PrOrd == $lpr[$i] ) |
{ |
{ |
$nIdx++; |
$nIndex++; |
$StdNo++; |
$StdNo++; |
$StdLst[ $StdNo ] = $Tries; |
$StdLst[ $StdNo ] = $Tries; |
$TotalTries += $Tries; |
$TotalTries += $Tries; |
Line 631 ENDPOP
|
Line 652 ENDPOP
|
elsif( $Code eq 'I' ) { $Incorrect++; } |
elsif( $Code eq 'I' ) { $Incorrect++; } |
elsif( $Code eq 'O' ) { $Override++; } |
elsif( $Code eq 'O' ) { $Override++; } |
elsif( $Code eq 'U' ) { $StdNo--; } |
elsif( $Code eq 'U' ) { $StdNo--; } |
($PrOrd,$Prob,$Tries,$Wrongs,$Code)=split(/\:/,$list[$nIdx]); |
($PrOrd,$Prob,$Tries,$Wrongs,$Code)=split(/\&/,$list->[$nIndex]); |
} |
} |
|
|
$p_count++; |
$p_count++; |
Line 640 ENDPOP
|
Line 661 ENDPOP
|
|
|
$Temp = '<a href="'.$hash{'src_'.$ResId}. |
$Temp = '<a href="'.$hash{'src_'.$ResId}. |
'" target="_blank">'.$hash{'title_'.$ResId}.$Dummy.'</a>'; |
'" target="_blank">'.$hash{'title_'.$ResId}.$Dummy.'</a>'; |
|
|
my $res = &Apache::lonnet::declutter($hash{'src_'.$ResId}); |
my $res = &Apache::lonnet::declutter($hash{'src_'.$ResId}); |
my $urlres=$res; |
my $urlres=$res; |
|
|
Line 690 ENDPOP
|
Line 711 ENDPOP
|
$Skewness += $Dif*$Dif*$Dif; |
$Skewness += $Dif*$Dif*$Dif; |
} |
} |
$Skewness /= $StdNo; |
$Skewness /= $StdNo; |
$Skewness /= $StdDev*$StdDev*$StdDev; |
$Skewness /= $StdDev*$StdDev*$StdDev; |
} |
} |
|
|
|
#--------------------- Compute the Discrimination Factors |
|
my ($Up1,$Up2)=split(/\:/,':');#jason$DisUp->{$lpr[$i]}); |
|
my ($Lw1,$Lw2)=split(/\:/,':');#jason$DisLow->{$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 |
#----------------- Some restition in presenting the float numbers |
my $Avg = sprintf( "%.2f", $Average ); |
my $Avg = sprintf( "%.2f", $Average ); |
my $Wrng = sprintf( "%.1f", $Wrong ); |
my $Wrng = sprintf( "%.1f", $Wrong ); |
my $SD = sprintf( "%.1f", $StdDev ); |
my $SD = sprintf( "%.1f", $StdDev ); |
my $DoD = sprintf( "%.2f", $DoDiff ); |
my $DoD = sprintf( "%.2f", $DoDiff ); |
my $Sk = sprintf( "%.1f", $Skewness ); |
my $Sk = sprintf( "%.1f", $Skewness ); |
my $join = $PrOrd.':'.$Temp.':'.$StdNo.':'. |
my $join = $lpr[$i].'&'.$Temp.'&'.$StdNo.'&'. |
$TotalTries.':'.$MxTries.':'.$Avg.':'. |
$TotalTries.'&'.$MxTries.'&'.$Avg.'&'. |
$YES.':'.$Override.':'.$Wrng.':'.$DoD.':'. |
$YES.'&'.$Override.'&'.$Wrng.'&'.$DoD.'&'. |
$SD.':'.$Sk.':'.$Map.':'.$Prob; |
$SD.'&'.$Sk.'&'.$_D1.'&'.$_D2.'&'. |
|
$Prob; |
$CachData{($p_count-1)}=$join; |
$CachData{($p_count-1)}=$join; |
|
|
$urlres=~/^(\w+)\/(\w+)/; |
$urlres=~/^(\w+)\/(\w+)/; |
Line 709 ENDPOP
|
Line 740 ENDPOP
|
&Apache::lonnet::put('resevaldata',\%storestats,$1,$2); |
&Apache::lonnet::put('resevaldata',\%storestats,$1,$2); |
} |
} |
#-------------------------------- Row of statistical table |
#-------------------------------- Row of statistical table |
if ( $DiscFlag == 0 ) { |
&TableRow($cache,$join,$i,($p_count-1)); |
&TableRow($join,$i,($p_count-1)); |
|
} |
|
} |
} |
&CloseTable(); |
&CloseTable($cache); |
} |
} |
|
&Close_PrgWin(); |
} |
} |
|
|
|
=pod |
sub Cache_Statistics { |
sub Cache_Statistics { |
|
my ($cache)=@_; |
my @list = (); |
my @list = (); |
my $Useful; |
my $Useful; |
my $UnUseful; |
my $UnUseful; |
|
# $r->print('<input type="hidden" name="show" value="excel" />'."\n"); |
my %myHeader = reverse( %Header ); |
my %myHeader = reverse( %Header ); |
$Pos = $myHeader{$ENV{'form.sort'}}; |
$Pos = $myHeader{$ENV{'form.sort'}}; |
if ($Pos > 0) {$Pos++;} |
if ($Pos > 0) {$Pos++;} |
$p_count = 0; |
my $p_count = 0; |
foreach my $key( keys %CachData) { |
foreach my $key( keys %CachData) { |
my @Temp=split(/\:/,$CachData{$key}); |
my @Temp=split(/\&/,$CachData{$key}); |
if ( $Pos == 0 || $Pos == 11 ) { |
if ( $Pos == 0 ) { |
($UnUseful,$Useful)=split(/\>/,$Temp[$Pos]); |
($UnUseful,$Useful)=split(/\>/,$Temp[$Pos]); |
} |
} |
else { |
else { |
$Useful = $Temp[$Pos]; |
$Useful = $Temp[$Pos]; |
} |
} |
$list[$p_count]=$Useful.'&'.$CachData{$key}; |
$list[$p_count]=$Useful.'@'.$CachData{$key}; |
$p_count++; |
$p_count++; |
} |
} |
|
|
@list = sort MySort (@list); |
@list = sort MySort (@list); |
|
|
my $nIdx=0; |
my $nIndex=0; |
|
|
if ( $Pos == 0 ) { |
if ( $Pos == 0 ) { |
foreach (sort keys %mapsort) { |
foreach (sort keys %mapsort) { |
my ($Hid,$pr)=split(/\:/,$mapsort{$_}); |
my ($Hid,$pr)=split(/\:/,$mapsort{$_}); |
&CreateTable(1,$Hid); |
&CreateProblemStatisticsTableHeading($cache,1,$Hid); |
my @lpr=split(/\&/,$pr); |
my @lpr=split(/\&/,$pr); |
for (my $i=1; $i<=$#lpr; $i++) { |
for (my $i=1; $i<=$#lpr; $i++) { |
my($Pre, $Post) = split(/\&/,$list[$nIdx]); |
my($Pre, $Post) = split(/\@/,$list[$nIndex]); |
&TableRow($Post,$i,$nIdx); |
#$r->print('<br>'.$Pre.'---'.$Post); |
$nIdx++; |
&TableRow($cache,$Post,$i,$nIndex); |
|
$nIndex++; |
} |
} |
&CloseTable(); |
&CloseTable($cache); |
} |
} |
} |
} |
else { |
else { |
&CreateTable(0); |
&CreateProblemStatisticsTableHeading($cache,0); |
for ( my $nIdx = 0; $nIdx < $p_count; $nIdx++ ) { |
for ( my $nIndex = 0; $nIndex < $p_count; $nIndex++ ) { |
my($Pre, $Post) = split(/\&/,$list[$nIdx]); |
my($Pre, $Post) = split(/\@/,$list[$nIndex]); |
&TableRow($Post,$nIdx,$nIdx); |
&TableRow($cache,$Post,$nIndex,$nIndex); |
} |
} |
&CloseTable(); |
&CloseTable($cache); |
} |
} |
} |
} |
|
=cut |
sub TableRow { |
sub TableRow { |
my ($Str,$Idx,$RealIdx)=@_; |
my ($cache,$Str,$Idx,$RealIdx)=@_; |
my($PrOrd,$Temp,$StdNo,$TotalTries,$MxTries,$Avg,$YES, |
my($PrOrd,$Temp,$StdNo,$TotalTries,$MxTries,$Avg,$YES,$Override, |
$Override,$Wrng,$DoD,$SD,$Sk,$res,$Prob)=split(/\:/,$Str); |
$Wrng,$DoD,$SD,$Sk,$_D1,$_D2,$Prob)=split(/\&/,$Str); |
$r->print( "\n".'<tr>'. |
if($cache->{'DisplayFormat'} eq 'Display CSV Format') { |
|
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>'.($RealIdx+1).'</td>'. |
"\n".'<td bgcolor="#FFFFFF">'.$Temp.'</td>'. |
# "\n".'<td>'.$PrOrd.$Temp.'</td>'. |
"\n".'<td bgcolor="#EEFFDD"> '.$StdNo.'</td>'. |
"\n".'<td>'.$Temp.'</td>'. |
"\n".'<td bgcolor="#EEFFDD">'.$TotalTries.'</td>'. |
"\n".'<td bgcolor='.$color{"yellow"}.'> '.$StdNo.'</td>'. |
"\n".'<td bgcolor="#EEFFDD">'.$MxTries.'</td>'. |
"\n".'<td bgcolor='.$color{"yellow"}.'>'.$TotalTries.'</td>'. |
"\n".'<td bgcolor="#DDFFFF">'.$Avg.'</td>'. |
"\n".'<td bgcolor='.$color{"yellow"}.'>'.$MxTries.'</td>'. |
"\n".'<td bgcolor="#DDFFFF"> '.$YES.'</td>'. |
"\n".'<td bgcolor='.$color{"gb"}.'>'.$Avg.'</td>'. |
"\n".'<td bgcolor="#DDFFFF"> '.$Override.'</td>'. |
"\n".'<td bgcolor='.$color{"gb"}.'> '.$YES.'</td>'. |
"\n".'<td bgcolor="#FFDDDD"> '.$Wrng.'</td>'. |
"\n".'<td bgcolor='.$color{"gb"}.'> '.$Override.'</td>'. |
"\n".'<td bgcolor="#FFDDDD">'.$DoD.'</td>'. |
"\n".'<td bgcolor='.$color{"red"}.'> '.$Wrng.'</td>'. |
"\n".'<td bgcolor="#DDFFDD"> '.$SD.'</td>'. |
"\n".'<td bgcolor='.$color{"red"}.'> '.$DoD.'</td>'. |
"\n".'<td bgcolor="#DDFFDD"> '.$Sk.'</td>'. |
"\n".'<td bgcolor='.$color{"green"}.'> '.$SD.'</td>'. |
# "\n".'<td>'.$res.'</td>'. |
"\n".'<td bgcolor='.$color{"green"}.'> '.$Sk.'</td>'. |
"\n".'</tr>' ); |
"\n".'<td bgcolor='.$color{"purple"}.'> '.$_D1.'</td>'. |
|
"\n".'<td bgcolor='.$color{"purple"}.'> '.$_D2.'</td>'; |
|
$r->print("\n".$Ptr.'</tr>' ); |
|
} |
$GraphDat{$RealIdx}=$DoD.':'.$Wrng; |
$GraphDat{$RealIdx}=$DoD.':'.$Wrng; |
} |
} |
|
|
# ------------------------------------------- Prepare data for Graphical chart |
sub StatusOptions { |
|
my ($cache)=@_; |
|
|
|
my $Status = $cache->{'Status'}; |
|
my $OpSel1 = ''; |
|
my $OpSel2 = ''; |
|
my $OpSel3 = ''; |
|
|
|
if($Status eq 'Any') { $OpSel3 = ' selected'; } |
|
elsif($Status eq 'Expired' ) { $OpSel2 = ' selected'; } |
|
else { $OpSel1 = ' selected'; } |
|
|
|
my $Ptr = ''; |
|
$Ptr .= '<tr><td align="right"><b>Student Status:</b></td>'."\n"; |
|
$Ptr .= '<td align="left"><select name="Status">'; |
|
$Ptr .= '<option'.$OpSel1.'>Active</option>'."\n"; |
|
$Ptr .= '<option'.$OpSel2.'>Expired</option>'."\n"; |
|
$Ptr .= '<option'.$OpSel3.'>Any</option>'."\n"; |
|
$Ptr .= '</select></td></tr>'."\n"; |
|
|
|
return $Ptr; |
|
} |
|
|
|
sub AscendOrderOptions { |
|
my ($cache)=@_; |
|
|
|
my $order = $cache->{'Ascend'}; |
|
my $OpSel1 = ''; |
|
my $OpSel2 = ''; |
|
|
|
if($order eq 'Ascending') { |
|
$OpSel1 = ' selected'; |
|
} else { |
|
$OpSel2 = ' selected'; |
|
} |
|
|
|
my $Ptr = ''; |
|
$Ptr .= '<tr><td align="right"><b>Sorting Type:</b></td>'."\n"; |
|
$Ptr .= '<td align="left"><select name="Ascend">'."\n"; |
|
$Ptr .= '<option'.$OpSel1.'>Ascending</option>'."\n". |
|
'<option'.$OpSel2.'>Descending</option>'."\n"; |
|
$Ptr .= '</select></td></tr>'."\n"; |
|
|
|
return $Ptr; |
|
} |
|
|
|
sub ProblemStatisticsButtons { |
|
my ($cache)=@_; |
|
|
|
my $Ptr = '<tr><td></td><td align="left">'; |
|
$Ptr .= '<input type=submit name="ProblemStatisticsRecalculate" '; |
|
$Ptr .= 'value="Recalculate Statistics"/>'."\n"; |
|
$Ptr .= ' '; |
|
$Ptr .= '<input type="submit" name="DoDiffGraph" '; |
|
$Ptr .= 'value="DoDiff Graph" />'."\n"; |
|
$Ptr .= ' '; |
|
$Ptr .= '<input type="submit" name="PercentWrongGraph" '; |
|
$Ptr .= 'value="%Wrong Graph" />'."\n"; |
|
$Ptr .= ' '; |
|
$Ptr .= '<input type="submit" name="DisplayCSVFormat" '; |
|
if($cache->{'DisplayFormat'} eq 'Display CSV Format') { |
|
$Ptr .= 'value="Display CSV Format" />'."\n"; |
|
} else { |
|
$Ptr .= 'value="Display Table Format" />'."\n"; |
|
} |
|
$Ptr .= '</td></tr>'; |
|
|
|
return $Ptr; |
|
} |
|
|
|
sub ProblemStatisticsLegend { |
|
my $Ptr = ''; |
|
$Ptr = '<table border="0">'; |
|
$Ptr .= '<tr><td>'; |
|
$Ptr .= '<b>#Stdnts</b>:</td>'; |
|
$Ptr .= '<td>Total Number of Students opened the problem.'; |
|
$Ptr .= '</td></tr><tr><td>'; |
|
$Ptr .= '<b>Tries</b>:</td>'; |
|
$Ptr .= '<td>Total Number of Tries for solving the problem.'; |
|
$Ptr .= '</td></tr><tr><td>'; |
|
$Ptr .= '<b>Mod</b>:</td>'; |
|
$Ptr .= '<td>Maximunm Number of Tries for solving the problem.'; |
|
$Ptr .= '</td></tr><tr><td>'; |
|
$Ptr .= '<b>Mean</b>:</td>'; |
|
$Ptr .= '<td>Average Number of the tries. [ Tries / #Stdnts ]'; |
|
$Ptr .= '</td></tr><tr><td>'; |
|
$Ptr .= '<b>#YES</b>:</td>'; |
|
$Ptr .= '<td>Number of students solved the problem correctly.'; |
|
$Ptr .= '</td></tr><tr><td>'; |
|
$Ptr .= '<b>#yes</b>:</td>'; |
|
$Ptr .= '<td>Number of students solved the problem by override.'; |
|
$Ptr .= '</td></tr><tr><td>'; |
|
$Ptr .= '<b>%Wrng</b>:</td>'; |
|
$Ptr .= '<td>Percentage of students tried to solve the problem '; |
|
$Ptr .= 'but still incorrect. [ 100*((#Stdnts-(#YES+#yes))/#Stdnts) ]'; |
|
$Ptr .= '</td></tr><tr><td>'; |
|
# Kashy formula |
|
# '<b> DoDiff </b>: Degree of Difficulty of the problem.<br>'. |
|
# '[ Tries/(#YES+#yes+0.1) ]<br>'. |
|
#Gerd formula |
|
$Ptr .= '<b>DoDiff</b>:</td>'; |
|
$Ptr .= '<td>Degree of Difficulty of the problem. '; |
|
$Ptr .= '[ 1 - ((#YES+#yes) / Tries) ]'; |
|
$Ptr .= '</td></tr><tr><td>'; |
|
$Ptr .= '<b>S.D.</b>:</td>'; |
|
$Ptr .= '<td>Standard Deviation of the tries. '; |
|
$Ptr .= '[ sqrt(sum((Xi - Mean)^2)) / (#Stdnts-1) '; |
|
$Ptr .= 'where Xi denotes every student\'s tries ]'; |
|
$Ptr .= '</td></tr><tr><td>'; |
|
$Ptr .= '<b>Skew.</b>:</td>'; |
|
$Ptr .= '<td>Skewness of the students tries.'; |
|
$Ptr .= '[(sqrt( sum((Xi - Mean)^3) / #Stdnts)) / (S.D.^3)]'; |
|
$Ptr .= '</td></tr><tr><td>'; |
|
$Ptr .= '<b>Dis.F.</b>:</td>'; |
|
$Ptr .= '<td>Discrimination Factor: A Standard for evaluating the '; |
|
$Ptr .= 'problem according to a Criterion<br>'; |
|
$Ptr .= '<b>[Applied Criterion in %27 Upper Students - '; |
|
$Ptr .= 'Applied the same Criterion in %27 Lower Students]</b><br>'; |
|
$Ptr .= '<b>1st Criterion</b> for Sorting the Students: '; |
|
$Ptr .= '<b>Sum of Partial Credit Awarded / Total Number of Tries</b><br>'; |
|
$Ptr .= '<b>2nd Criterion</b> for Sorting the Students: '; |
|
$Ptr .= '<b>Total number of Correct Answers / Total Number of Tries</b>'; |
|
$Ptr .= '</td></tr></table>'; |
|
|
|
return $Ptr; |
|
} |
|
|
|
#---- END Problem Statistics Web Page ---------------------------------------- |
|
|
|
#---- Problem Statistics Graph Web Page -------------------------------------- |
|
|
sub GetGraphData { |
sub GetGraphData { |
my $Tag = shift; |
my ($whichGraph, $courseID)=@_; |
my $Col; |
my $Col=0; |
|
my $graphTitle=''; |
my $data=''; |
my $data=''; |
my $count = 0; |
my $count = 0; |
my $Max = 0; |
my $Max = 0; |
my $cid=$ENV{'request.course.id'}; |
my $graphData='Graph data does not exist.'; |
my $GraphDB = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
my $GraphDB = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
"_$ENV{'user.domain'}_$cid\_graph.db"; |
"_$ENV{'user.domain'}_$courseID\_graph.db"; |
foreach (keys %GraphDat) {delete $GraphDat{$_};} |
if(-e $GraphDB) { |
if (-e "$GraphDB") { |
if(tie(%GraphDat,'GDBM_File',"$GraphDB",&GDBM_READER,0640)) { |
if (tie(%GraphDat,'GDBM_File',"$GraphDB",&GDBM_READER,0640)) { |
if($whichGraph eq 'DiffGraph') { |
if ( $Tag eq 'DoDiff Graph' ) { |
$graphTitle = 'Degree-of-Difficulty'; |
$Tag = 'Degree-of-Difficulty'; |
|
$Col = 0; |
$Col = 0; |
} |
} else { |
else { |
$graphTitle = 'Wrong-Percentage'; |
$Tag = 'Wrong-Percentage'; |
|
$Col = 1; |
$Col = 1; |
} |
} |
foreach (sort NumericSort keys %GraphDat) { |
foreach (sort NumericSort keys %GraphDat) { |
my @Temp=split(/\:/,$GraphDat{$_}); |
my @Temp=split(/\:/,$GraphDat{$_}); |
my $inf = $Temp[$Col]; |
my $inf = $Temp[$Col]; |
if ( $Max < $inf ) {$Max = $inf;} |
if($Max < $inf) { |
|
$Max = $inf; |
|
} |
$data .= $inf.','; |
$data .= $inf.','; |
$count++; |
$count++; |
} |
} |
|
if($Max > 1) { |
|
$Max += (10 - $Max % 10); |
|
$Max = int($Max); |
|
} else { |
|
$Max = 1; |
|
} |
untie(%GraphDat); |
untie(%GraphDat); |
my $Course = $ENV{'course.'.$cid.'.description'}; |
my $Course = $ENV{'course.'.$courseID.'.description'}; |
$Course =~ s/\ /"_"/eg; |
$Course =~ s/\ /"_"/eg; |
$GData=$Course.'&'.$Tag.'&'.$Max.'&'.$count.'&'.$data; |
$graphData = $Course.'&'.'Problems'.'&'.$graphTitle.'&'.$Max.'&'; |
|
$graphData .= $count.'&'.$data; |
} |
} else { |
else { |
$graphData = "Unable to tie hash to db file"; |
$r->print("Unable to tie hash to db file"); |
|
} |
} |
} |
} |
|
|
|
return $graphData; |
} |
} |
|
|
|
#---- END Problem Statistics Graph Web Page ---------------------------------- |
|
|
sub initial { |
#---- Problem Analysis Web Page ---------------------------------------------- |
# --------------------------------- Initialize the global varaibles |
|
undef @students; |
|
undef @cols; |
|
undef %maps; |
|
undef %section; |
|
undef %StuBox; |
|
undef @list; |
|
undef %CachData; |
|
undef %GraphDat; |
|
undef %DiscFac; |
|
undef $CurMap; |
|
undef $CurSec; |
|
undef $CurStu; |
|
undef $p_count; |
|
undef $Pos; |
|
undef $GData; |
|
$DiscFlag=0; |
|
$P_Order=100000; |
|
$HWN=$P_Order; |
|
} |
|
|
|
|
sub IntervalOptions { |
|
my ($cache)=@_; |
|
|
sub ClassList { |
my $interval = 1; |
|
for(my $n=1; $n<=7; $n++) { |
&GetStatus(); |
if($cache->{'Interval'} == $n) { |
|
$interval = $n; |
$cid=$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)) { |
|
# ----------------------------------------------------------------- Render page |
|
my $classlst=&Apache::lonnet::reply |
|
('dump:'.$cdom.':'.$cnum.':classlist',$chome); |
|
my $StudNo = 0; |
|
unless ($classlst=~/^error\:/) { |
|
foreach (sort split(/\&/,$classlst)) { |
|
my ($name,$value)=split(/\=/,$_); |
|
my ($end,$start)=split(/\:/,&Apache::lonnet::unescape($value)); |
|
$name=&Apache::lonnet::unescape($name); |
|
my ($sname,$sdom)=split(/\:/,$name); |
|
my $ssec=&Apache::lonnet::usection($sdom,$sname,$cid); |
|
if ($ssec==-1) {next;} |
|
$ssec=($ssec) ? $ssec : '(none)'; |
|
#$ssec=(int($ssec)) ? int($ssec) : $ssec; |
|
#$r->print($sname.'...'.$ssec.'<br>'); |
|
$section{$ssec}=$ssec; |
|
if ($CurSec eq 'All Sections' || $ssec eq $CurSec) { |
|
$students[$StudNo]=$name; |
|
$StuBox{$sname}=$ssec; |
|
} |
|
$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++; |
|
# } |
|
#foreach(@cols) { |
|
# $c++; |
|
# $r->print('<br>'.$cols[$c]); |
|
#} |
|
#$r->print('<br> Count = '.$c); |
|
|
|
|
my $Ptr = '<br><b>Select number of intervals</b>'."\n". |
|
'<select name="Interval">'."\n"; |
|
for(my $n=1; $n<=7;$ n++) { |
|
$Ptr .= '<option'; |
|
if($interval == $n) { |
|
$Ptr .= ' selected'; |
|
} |
|
$Ptr .= '>'.$n."</option>"."\n"; |
} |
} |
|
$Ptr .= '</select>'."\n"; |
|
|
# ------------------------------------------------------------- End render page |
return $Ptr; |
else { |
} |
$r->print('<h3>Undefined course sequence</h3>'); |
|
|
sub OptionResponseTable { |
|
my ($cache)=@_; |
|
my $Str = ''; |
|
$Str .= '<br><b> Option Response Problems in this course:</b>'."\n"; |
|
$Str .= '<br><br>'."\n"; |
|
$Str .= "<table border=2><tr><th> \# </th><th> Problem Title </th>"; |
|
$Str .= '<th> Resource </th><th> Analysis </th></tr>'."\n"; |
|
|
|
my $number=1; |
|
foreach (split(':::',$cache->{'OptionResponses'})) { |
|
my ($uri,$title,$part,$problem)=split('::',$_); |
|
my $Temp = '<a href="'.$uri.'" target="_blank">'.$title.'</a>'; |
|
$Str .= '<tr>'; |
|
$Str .= '<td> '.$number.' </td>'; |
|
$Str .= '<td bgcolor="'.$color{"green"}.'"> '.$Temp.' </td>'; |
|
$Str .= '<td bgcolor="'.$color{"yellow"}.'"> '.$uri.' </td>'; |
|
$Str .= '<td><input type="submit" name="Analyze:::'.$uri.':::'; |
|
$Str .= $title.':::'.$part.':::'.$problem.'" value="'; |
|
$Str .= 'Analyze" /></td></tr>'."\n"; |
|
$number++; |
} |
} |
&MapSecOptions(); |
$Str .= '</table>'."\n"; |
|
|
|
return $Str; |
} |
} |
|
|
|
#---- END Problem Analysis Web Page ------------------------------------------ |
|
|
sub Menu { |
#---- Student Assessment Web Page -------------------------------------------- |
my $InpStr = $ENV{'form.sort'}; |
|
if ( $InpStr eq 'DoDiff Graph' || $InpStr eq '%Wrong Graph' ) { |
|
&GetGraphData($InpStr); |
|
$r->print('<IMG src="/cgi-bin/graph.gif?'.$GData.'" />'); |
|
} |
|
else { |
|
$r->print('<html><head><title>LON-CAPA Statistics</title></head>'); |
|
|
|
|
sub MapOptions { |
|
my ($cache, $page)=@_; |
|
my $Ptr = '<tr>'; |
|
$Ptr .= '<td align="right"><b>Select Map</b></td>'."\n"; |
|
$Ptr .= '<td align="left"><select name="Maps">'."\n"; |
|
|
$r->print('<body bgcolor="#FFFFFF">'. |
my $selected = 0; |
'<script>window.focus(); window.width=500;window.height=500; </script>'. |
foreach my $sequence (split(':',$cache->{'orderedSequences'})) { |
'<img align=right src=/adm/lonIcons/lonlogos.gif>'); |
$Ptr .= '<option'; |
# ---------------------------------------------------------------- Course title |
if($cache->{$page.'Map'} eq $cache->{$sequence.':title'}) { |
$r->print('<h1> Course : "'. |
$Ptr .= ' selected'; |
$ENV{'course.'.$ENV{'request.course.id'}. |
$selected = 1; |
'.description'}.'"</h1><h2>'.localtime().'</h2>'); |
} |
# ------------------------------- This is going to take a while, produce output |
$Ptr .= '>'.$cache->{$sequence.':title'}.'</option>'."\n"; |
$r->rflush(); |
|
|
|
$r->print("\n".'<form name=stat method=post action="/adm/statistics" >'); |
|
|
|
my $content = $ENV{'form.sort'}; |
|
if ($content eq '' || $content eq 'Return to Menu') { |
|
my $Ptr = '<h3>'; |
|
$Ptr .= '<input type=submit name=sort value="Problem Evaluation"/>';#General Statistics"/>'; |
|
$Ptr .= '<br><br>'; |
|
$Ptr .= '<input type=submit name=sort value="Student Assessment"/>'; |
|
$Ptr .= '<br><br>'; |
|
# $Ptr .= '<input type=submit name=sort value=Discrimination>';#"Problem Evaluation"/>'; |
|
$Ptr .= '</h3>'; |
|
$r->print( $Ptr ); |
|
} |
|
else { |
|
&initial(); |
|
&ClassList(); |
|
if ( $content eq 'Discrimination' || #'Problem Evaluation' || |
|
$content eq 'Recalculate Discrimintion Factor' ) { |
|
&CreateDiscFac(); |
|
} |
|
elsif ( $content eq 'Student Assessment' || |
|
$content eq 'Create Student Report' ) { |
|
&StudentOptions(); |
|
&StudentReport($CurStu,$StuBox{"$CurStu"}); |
|
} |
|
else { |
|
&PreStatTable(); |
|
} |
|
} |
|
$r->print("\n".'</form>'. |
|
"\n".'</body>'. |
|
"\n".'</html>'); |
|
$r->rflush(); |
|
} |
} |
|
$Ptr .= '<option'; |
|
if(!$selected) { |
|
$Ptr .= ' selected'; |
|
} |
|
$Ptr .= '>All Maps</option>'."\n"; |
|
|
|
$Ptr .= '</select></td></tr>'."\n"; |
|
|
|
return $Ptr; |
} |
} |
|
|
sub StudentOptions { |
sub StudentOptions { |
my $OpSel5=''; |
my ($students, $selectedName)=@_; |
$CurStu = $ENV{'form.student'}; |
|
if ( $CurStu eq '' ) { |
my $Ptr ='<tr>'; |
$CurStu = 'All Students'; |
$Ptr .= '<td align="right"><b>Select Student</b></td>'."\n"; |
$OpSel5 = 'selected'; |
$Ptr .= '<td align="left"><select name="Students">'."\n"; |
} |
|
my $Ptr =''; |
my $selected=0; |
# ----------------------------------- Loading the Students Combobox |
foreach (@$students) { |
$Ptr .= '<br><b>Select Student</b>'."\n". |
my ($name) = split(':',$_); |
'<select name="student">'."\n". |
|
'<option '.$OpSel5.'>All Students</option>'; |
|
foreach my $key ( sort keys %StuBox ) { |
|
$Ptr .= '<option'; |
$Ptr .= '<option'; |
if ($CurStu eq $key) {$Ptr .= ' selected';} |
if($selectedName eq $name) { |
$Ptr .= '>'.$key."</option>\n"; |
$Ptr .= ' selected'; |
|
$selected = 1; |
|
} |
|
$Ptr .= '>'.$name.'</option>'."\n"; |
} |
} |
$Ptr .= '</select>'; |
|
$Ptr .= '<br><input type="submit" name="sort" value="Create Student Report" />'; |
|
$r->print( $Ptr ); |
|
$r->rflush(); |
|
} |
|
|
|
sub GetStatus { |
|
|
|
$OpSelDis1=''; |
|
$OpSelDis2=''; |
|
$OpSel1=''; |
|
$OpSel2=''; |
|
$OpSel3=''; |
|
$OpSel4=''; |
|
|
|
# if ( $ENV{'form.DisType'} eq 'Total Number of Correct Answers' ) { |
|
# $OpSelDis1='selected'; |
|
# $CurDis=0; |
|
# } |
|
# else { $OpSel2 = 'selected'; $CurDis = 1;} |
|
|
|
if ( $ENV{'form.order'} eq 'Descending' ) { $OpSel2='selected'; } |
$Ptr .= '<option'; |
else { $OpSel1 = 'selected'; } |
if(!$selected) { |
|
$Ptr .= ' selected'; |
|
} |
|
$Ptr .= '>No Student Selected</option>'."\n"; |
|
|
my %myHeader = reverse( %Header ); |
$Ptr .= '</select></td></tr>'."\n"; |
$Pos = $myHeader{$ENV{'form.sort'}}; |
|
if ($Pos == 0) { |
return $Ptr; |
$OpSel1 = 'selected'; |
} |
$ENV{'form.order'}='Ascendig'; |
|
|
# ------ Create different Student Report |
|
sub StudentReport { |
|
my ($cache, $name)=@_; |
|
|
|
my $Str = ''; |
|
if($cache->{$name.':error'} =~ /course/) { |
|
my ($username)=split(':',$name); |
|
$Str .= '<b><font color="blue">No course data for student </font>'; |
|
$Str .= '<font color="red">'.$username.'.</font></b><br>'; |
|
return $Str; |
|
} |
|
|
|
$Str .= "<table border=2><tr><th> \# </th><th> Set Title </th>"; |
|
$Str .= '<th> Results </th><th> Tries </th></tr>'."\n"; |
|
|
|
my $codes; |
|
my $attempts; |
|
foreach my $sequence (split(':', $cache->{'orderedSequences'})) { |
|
if($cache->{'StudentAssessmentMap'} ne 'All Maps' && |
|
$cache->{'StudentAssessmentMap'} ne $cache->{$sequence.':title'}) { |
|
next; |
|
} |
|
|
|
$Str .= '<tr><td>'.$sequence.'</td>'; |
|
$Str .= '<td>'.$cache->{$sequence.':title'}.'</td>'; |
|
|
|
$codes = ''; |
|
$attempts = ''; |
|
foreach my $problemID (split(':', $cache->{$sequence.':problems'})) { |
|
my $problem = $cache->{$problemID.':problem'}; |
|
my $LatestVersion = $cache->{$name.':version:'.$problem}; |
|
|
|
# Output dashes for all the parts of this problem if there |
|
# is no version information about the current problem. |
|
if(!$LatestVersion) { |
|
foreach my $part (split(/\:/,$cache->{$sequence.':'. |
|
$problemID. |
|
':parts'})) { |
|
$codes .= "-,"; |
|
$attempts .= "0,"; |
|
} |
|
next; |
|
} |
|
|
|
my %partData=undef; |
|
# Initialize part data, display skips correctly |
|
# Skip refers to when a student made no submissions on that |
|
# part/problem. |
|
foreach my $part (split(/\:/,$cache->{$sequence.':'. |
|
$problemID. |
|
':parts'})) { |
|
$partData{$part.':tries'}=0; |
|
$partData{$part.':code'}='-'; |
|
} |
|
|
|
# Looping through all the versions of each part, starting with the |
|
# oldest version. Basically, it gets the most recent |
|
# set of grade data for each part. |
|
for(my $Version=1; $Version<=$LatestVersion; $Version++) { |
|
foreach my $part (split(/\:/,$cache->{$sequence.':'. |
|
$problemID. |
|
':parts'})) { |
|
|
|
if(!defined($cache->{$name.":$Version:$problem". |
|
":resource.$part.solved"})) { |
|
# No grade for this submission, so skip |
|
next; |
|
} |
|
|
|
my $tries=0; |
|
my $code='U'; |
|
|
|
$tries = $cache->{$name.":$Version:$problem". |
|
":resource.$part.tries"}; |
|
$partData{$part.':tries'}=($tries) ? $tries : 0; |
|
|
|
my $val = $cache->{$name.":$Version:$problem". |
|
":resource.$part.solved"}; |
|
if ($val eq 'correct_by_student') {$code = 'Y';} |
|
elsif ($val eq 'correct_by_override') {$code = 'y';} |
|
elsif ($val eq 'incorrect_attempted') {$code = 'N';} |
|
elsif ($val eq 'incorrect_by_override'){$code = 'N';} |
|
elsif ($val eq 'excused') {$code = 'x';} |
|
$partData{$part.':code'}=$code; |
|
} |
|
} |
|
|
|
# Loop through all the parts for the current problem in the |
|
# correct order and prepare the output |
|
foreach (split(/\:/,$cache->{$sequence.':'.$problemID. |
|
':parts'})) { |
|
$codes .= $partData{$_.':code'}.','; |
|
$attempts .= $partData{$_.':tries'}.','; |
|
} |
|
} |
|
$codes =~ s/,$//; |
|
$attempts =~ s/,$//; |
|
$Str .= '<td>'.$codes.'</td>'; |
|
$Str .= '<td>'.$attempts.'</td>'; |
|
$Str .= '</tr>'."\n"; |
} |
} |
|
|
$CurMap = $ENV{'form.maps'}; |
$Str .= '</table>'."\n"; |
if ( $CurMap eq '' ) { |
|
$CurMap = 'All Maps'; |
return $Str; |
$OpSel3 = 'selected'; |
} |
|
|
|
#---- END Student Assessment Web Page ---------------------------------------- |
|
|
|
#---- Menu Web Page ---------------------------------------------------------- |
|
|
|
sub Title { |
|
my ($downloadTime)=@_; |
|
|
|
my $Ptr = ''; |
|
|
|
$Ptr .= '<html><head><title>LON-CAPA Statistics</title></head>'."\n"; |
|
$Ptr .= '<body bgcolor="#FFFFFF">'."\n"; |
|
$Ptr .= '<script>window.focus(); window.width=500;window.height=500;'; |
|
$Ptr .= '</script>'."\n"; |
|
$Ptr .= '<img align=right src=/adm/lonIcons/lonlogos.gif>'."\n"; |
|
$Ptr .= '<h1> Course : "'; |
|
$Ptr .= $ENV{'course.'.$ENV{'request.course.id'}.'.description'}; |
|
$Ptr .= '"</h1>'."\n"; |
|
$Ptr .= '<h3>'.$downloadTime.'</h3>'; |
|
|
|
return $Ptr; |
|
} |
|
|
|
sub CreateMenuForm { |
|
my ($cache)=@_; |
|
my $Ptr = '<table border="0">'; |
|
$Ptr .= '<tr><td><input type="submit" name="ProblemStatistics" '; |
|
$Ptr .= 'value="Problem Stats"/>'; |
|
$Ptr .= '</td></tr>'."\n"; |
|
|
|
if(defined($cache->{'OptionResponses'})) { |
|
$Ptr .= '<tr><td><input type="submit" name="ProblemAnalysis" '; |
|
$Ptr .= 'value="Problem Analysis"/>'; |
|
$Ptr .= '</td></tr>'."\n"; |
|
} |
|
|
|
$Ptr .= '<tr><td><input type="submit" name="StudentAssessment" '; |
|
$Ptr .= 'value="Student Assessment"/>'; |
|
$Ptr .= '</td></tr>'."\n"; |
|
#$Ptr .= '<input type="submit" name="ActivityLog" value="Activity Log"/>'; |
|
|
|
$Ptr .= '</table>'."\n"; |
|
|
|
return $Ptr; |
|
} |
|
|
|
#---- END Menu Web Page ------------------------------------------------------ |
|
|
|
#---- HELPER FUNCTIONS ------------------------------------------------------- |
|
|
|
sub CheckFormElement { |
|
my ($cache, $ENVName, $cacheName, $default)=@_; |
|
|
|
if(defined($ENV{'form.'.$ENVName})) { |
|
$cache->{$cacheName} = $ENV{'form.'.$ENVName}; |
|
} elsif(!defined($cache->{$cacheName})) { |
|
$cache->{$cacheName} = $default; |
} |
} |
$CurSec = $ENV{'form.section'}; |
|
if ( $CurSec eq '' ) { |
return; |
$CurSec = 'All Sections'; |
} |
$OpSel4 = 'selected'; |
|
|
sub ProcessFormData{ |
|
my ($cacheDB, $isCached)=@_; |
|
my %cache; |
|
|
|
if(tie(%cache,'GDBM_File',$cacheDB,&GDBM_WRCREAT,0640)) { |
|
# Select page to display |
|
if(defined($ENV{'form.ProblemStatistics'}) || |
|
defined($ENV{'form.ProblemStatisticsRecalculate'}) || |
|
defined($ENV{'form.DisplayCSVFormat'})) { |
|
$cache{'GoToPage'} = 'ProblemStatistics'; |
|
&CheckFormElement(\%cache, 'DisplayCSVFormat', |
|
'DisplayFormat', 'Display Table Format'); |
|
&CheckFormElement(\%cache, 'Ascend','ProblemStatisticsAscend', |
|
'Ascending'); |
|
&CheckFormElement(\%cache, 'Maps', 'ProblemStatisticsMap', |
|
'All Maps'); |
|
} elsif(defined($ENV{'form.ProblemAnalysis'})) { |
|
$cache{'GoToPage'} = 'ProblemAnalysis'; |
|
&CheckFormElement(\%cache, 'Interval', 'Interval', '1'); |
|
} elsif(defined($ENV{'form.StudentAssessment'}) || |
|
defined($ENV{'form.CreateStudentAssessment'}) || |
|
defined($ENV{'form.NextStudent'}) || |
|
defined($ENV{'form.PreviousStudent'})) { |
|
$cache{'GoToPage'} = 'StudentAssessment'; |
|
if(defined($ENV{'form.NextStudent'})) { |
|
$cache{'StudentAssessmentMove'} = 'next'; |
|
} elsif(defined($ENV{'form.PreviousStudent'})) { |
|
$cache{'StudentAssessmentMove'} = 'previous'; |
|
} else { |
|
$cache{'StudentAssessmentMove'} = 'selected'; |
|
} |
|
&CheckFormElement(\%cache, 'Maps', 'StudentAssessmentMap', |
|
'All Maps'); |
|
|
|
&CheckFormElement(\%cache, 'Students', 'StudentAssessmentStudent', |
|
'No Student Selected'); |
|
} elsif(defined($ENV{'form.DoDiffGraph'})) { |
|
$cache{'GoToPage'} = 'DoDiffGraph'; |
|
} elsif(defined($ENV{'form.PercentWrongGraph'})) { |
|
$cache{'GoToPage'} = 'PercentWrongGraph'; |
|
} elsif(defined($ENV{'form.ActivityLog'})) { |
|
$cache{'GoToPage'} = 'ActivityLog'; |
|
} else { |
|
$cache{'GoToPage'} = 'Menu'; |
|
} |
|
|
|
&CheckFormElement(\%cache, 'Status', 'Status', 'Active'); |
|
|
|
foreach (keys(%ENV)) { |
|
if(/form\.Analyze:::/) { |
|
$cache{'GoToPage'} = 'Analyze'; |
|
my ($uri, $title, $part, $problem); |
|
(undef, $uri, $title, $part, $problem)=split(':::', $_); |
|
$cache{'AnalyzeURI'} = $uri; |
|
$cache{'AnalyzeTitle'} = $title; |
|
$cache{'AnalyzePart'} = $part; |
|
$cache{'AnalyzeProblem'} = $problem; |
|
|
|
&CheckFormElement(\%cache, 'Interval', 'Interval', '1'); |
|
} |
|
} |
} |
} |
|
|
|
return; |
} |
} |
|
|
|
=pod |
|
|
sub MapSecOptions { |
=item &SortStudents() |
# ----------------------------------- Loading the Maps Combobox |
|
my $Ptr = '<br>'; |
Determines which students to display and in which order. Which are |
$Ptr .= '<br><input type="submit" name="sort" value="Return to Menu" />'; |
displayed are determined by their status(active/expired). The order |
$Ptr .= '<br><b> Select Map </b>'."\n". |
is determined by the sort button pressed (default to username). The |
'<select name="maps">'."\n". |
type of sorting is username, lastname, or section. |
'<option '.$OpSel3.'>All Maps</option>'; |
|
foreach my $key ( sort keys %maps ) { |
=over 4 |
$Ptr .= '<option'; |
|
if ($CurMap eq $key) {$Ptr .= ' selected';} |
Input: $students, $CacheData |
$Ptr .= '>'.$key."</option>\n"; |
|
|
$students: A array pointer to a list of students (username:domain) |
|
|
|
$CacheData: A pointer to the hash tied to the cached data |
|
|
|
Output: \@order |
|
|
|
@order: An ordered list of students (username:domain) |
|
|
|
=back |
|
|
|
=cut |
|
|
|
sub SortStudents { |
|
my ($students,$cache)=@_; |
|
|
|
my @sorted1Students=(); |
|
foreach (@$students) { |
|
push(@sorted1Students, $_); |
} |
} |
$Ptr .= '</select>'; |
# my ($end,$start)=split(/\:/,$cache->{$_.':date'}); |
$Ptr .= ' '; |
# my $active=1; |
|
# my $now=time; |
|
# my $Status=$cache->{'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) { |
|
# push(@sorted1Students, $_); |
|
# } |
|
# } |
|
|
# ----------------------------------- Loading the Sections Combobox |
my $Pos = $cache->{'form.ChartSort'}; |
$Ptr .= '<br><b>Select Section</b>'."\n". |
my %sortData; |
'<select name="section">'."\n". |
if($Pos eq 'Last Name') { |
'<option '.$OpSel4.'>All Sections</option>'; |
for(my $index=0; $index<scalar @sorted1Students; $index++) { |
foreach my $key ( sort keys %section ) { |
$sortData{$cache->{$sorted1Students[$index].':fullname'}}= |
$Ptr .= '<option'; |
$sorted1Students[$index]; |
if ($CurSec eq $key) {$Ptr .= ' selected';} |
} |
$Ptr .= '>'.$key."</option>"."\n"; |
} elsif($Pos eq 'Section') { |
|
for(my $index=0; $index<scalar @sorted1Students; $index++) { |
|
$sortData{$cache->{$sorted1Students[$index].':section'}. |
|
$sorted1Students[$index]}=$sorted1Students[$index]; |
|
} |
|
} else { |
|
# Sort by user name |
|
for(my $index=0; $index<scalar @sorted1Students; $index++) { |
|
$sortData{$sorted1Students[$index]}=$sorted1Students[$index]; |
|
} |
} |
} |
$Ptr .= '</select>'."\n"; |
|
|
|
$r->print( $Ptr ); |
my @order = (); |
|
foreach my $key (sort(keys(%sortData))) { |
|
push (@order,$sortData{$key}); |
|
} |
|
|
|
return \@order; |
|
} |
|
|
|
sub PrepareData { |
|
my ($c, $cacheDB)=@_; |
|
|
|
# Test for access to the cache data |
|
my $isCached=0; |
|
my $courseID=$ENV{'request.course.id'}; |
|
my $isRecalculate=0; |
|
if(defined($ENV{'form.ProblemStatisticsRecalculate'}) || |
|
defined($ENV{'form.ChartRecalculate'})) { |
|
$isRecalculate=1; |
|
} |
|
|
|
$isRecalculate=1; |
|
|
|
$isCached=&Apache::loncoursedata::TestCacheData($cacheDB, $isRecalculate); |
|
if($isCached < 0) { |
|
return "Unable to tie hash to db file."; |
|
} |
|
&ProcessFormData($cacheDB, $isCached); |
|
|
|
# Download class list information if not using cached data |
|
my %cache; |
|
my @students=(); |
|
if(!$isCached) { |
|
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_WRCREAT,0640)) { |
|
return "Unable to tie hash to db file."; |
|
} |
|
|
|
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::DownloadStudentNamePIDSection( |
|
$courseID, |
|
$c); |
|
my ($checkForError)=keys(%$classlist); |
|
if($checkForError =~ /^(con_lost|error|no_such_host)/i || |
|
defined($classlist->{'error'})) { |
|
untie(%cache); |
|
return "Error getting student data."; |
|
} |
|
|
|
if($c->aborted()) { |
|
untie(%cache); |
|
return 'aborted'; |
|
} |
|
|
|
# Active is a temporary solution, remember to change |
|
@students=&Apache::loncoursedata::ProcessClassList(\%cache, |
|
$classlist, |
|
$courseID, |
|
'Active', $c); |
|
|
|
if($c->aborted()) { |
|
untie(%cache); |
|
return 'aborted'; |
|
} |
|
|
|
untie(%cache); |
|
} else { |
|
if(!$c->aborted() && tie(%cache,'GDBM_File',$cacheDB, |
|
&GDBM_READER,0640)) { |
|
@students=split(/:::/,$cache{'NamesOfStudents'}); |
|
} else { |
|
return 'aborted'; |
|
} |
|
} |
|
|
|
return ('OK', $isCached, \@students); |
|
} |
|
|
|
# Create progress |
|
sub Create_PrgWin { |
|
$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(); |
$r->rflush(); |
} |
} |
|
|
|
# update progress |
|
sub Update_PrgWin { |
|
my ($totalStudents,$index,$name)=@_; |
|
$r->print('<script>popwin.document.popremain.remaining.value="'. |
|
'Computing '.$index.'/'.$totalStudents.': '. |
|
$name.'";</script>'); |
|
$r->rflush(); |
|
} |
|
|
# ================================================================ Main Handler |
# close Progress Line |
|
sub Close_PrgWin { |
|
$r->print('<script>popwin.close()</script>'); |
|
$r->rflush(); |
|
} |
|
|
sub handler { |
# For loading the colored table for display or un-colored for print |
$r=shift; |
sub setbgcolor { |
|
my $PrintTable=shift; |
|
undef %color; |
|
if ($PrintTable){ |
|
$color{"gb"}="#FFFFFF"; |
|
$color{"red"}="#FFFFFF"; |
|
$color{"yellow"}="#FFFFFF"; |
|
$color{"green"}="#FFFFFF"; |
|
$color{"purple"}="#FFFFFF"; |
|
} else { |
|
$color{"gb"}="#DDFFFF"; |
|
$color{"red"}="#FFDDDD"; |
|
$color{"yellow"}="#EEFFCC"; |
|
$color{"green"}="#DDFFDD"; |
|
$color{"purple"}="#FFDDFF"; |
|
} |
|
|
if (&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) { |
return; |
# ------------------------------------------- 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; |
sub initial { |
|
undef %hash; |
|
undef %CachData; |
|
undef %GraphDat; |
|
undef %ConceptData; |
|
undef $Pos; |
|
undef $GData; |
|
} |
|
|
if ($ENV{'request.course.fn'}) { |
#---- END HELPER FUNCTIONS --------------------------------------------------- |
my $fn=$ENV{'request.course.fn'}; |
|
if (-e "$fn.db") { |
sub BuildProblemStatisticsPage { |
if (tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER,0640)) { |
my ($cacheDB, $students)=@_; |
# ------------------------------------------------------------------- Hash tied |
|
$r->content_type('text/html'); |
my %cache; |
$r->send_http_header; |
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER,0640)) { |
&Menu(); |
$r->print('<html><body>Unable to tie database.</body></html>'); |
} |
return; |
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 { |
|
|
my $Ptr = ''; |
|
$Ptr .= '<form name="ProblemStatisticsPage" method="post" '; |
|
$Ptr .= 'action="/adm/statistics">'."\n"; |
|
$Ptr .= '<table border="0"><tbody>'; |
|
$Ptr .= '<tr><td></td><td align="left"><input type="submit" name="Menu" '; |
|
$Ptr .= 'value="Return to Menu" /></td></tr>'."\n"; |
|
$r->print($Ptr); |
|
|
|
$r->print(&MapOptions(\%cache, 'ProblemStatistics')); |
|
$r->print(&StatusOptions()); |
|
$r->print(&AscendOrderOptions()); |
|
$r->print(&ProblemStatisticsButtons(\%cache)); |
|
$r->print('</table>'); |
|
|
|
$r->print(&ProblemStatisticsLegend()); |
|
|
|
# my $discriminantFactor; |
|
# my $list; |
|
# foreach (@$students) { |
|
# ($discriminantFactor, $list) = &ExtractStudentData($_); |
|
# } |
|
|
|
# my ($upper, $lower) = &Discriminant($discriminantFactor); |
|
# my %Header = (0,"Homework Sets Order",1,"#Stdnts",2,"Tries",3,"Mod", |
|
# 4,"Mean",5,"#YES",6,"#yes",7,"%Wrng",8,"DoDiff", |
|
# 9,"S.D.",10,"Skew.",11,"D.F.1st",12,"D.F.2nd"); |
|
# &BuildStatisticsTable(\%cache, $discriminantFactor, $list, \%Header); |
|
|
|
$r->print('</form>'); |
|
|
|
untie(%cache); |
|
|
|
return; |
|
} |
|
|
|
sub BuildDiffGraph { |
|
my ($courseID)=@_; |
|
|
|
my $graphData = &GetGraphData('DiffGraph', $courseID); |
|
$r->print('<IMG src="/cgi-bin/graph.gif?'.$graphData.'" />'); |
|
|
|
return; |
|
} |
|
|
|
sub BuildWrongGraph { |
|
my ($courseID)=@_; |
|
|
|
my $graphData = &GetGraphData('WrongGraph', $courseID); |
|
$r->print('<IMG src="/cgi-bin/graph.gif?'.$graphData.'" />'); |
|
|
|
return; |
|
} |
|
|
|
sub BuildAnalyzePage { |
|
my ($cacheDB, $students, $courseID)=@_; |
|
|
|
my %cache; |
|
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER,0640)) { |
|
$r->print('<html><body>Unable to tie database.</body></html>'); |
|
return; |
|
} |
|
|
|
&ShowOpGraph(\%cache, $students, $courseID); |
|
|
|
untie(%cache); |
|
|
|
return; |
|
} |
|
|
|
sub BuildProblemAnalysisPage { |
|
my ($cacheDB)=@_; |
|
|
|
my %cache; |
|
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER,0640)) { |
|
$r->print('<html><body>Unable to tie database.</body></html>'); |
|
return; |
|
} |
|
|
|
$r->print('<form name="ProblemAnalysisPage" method="post" '); |
|
$r->print('action="/adm/statistics">'."\n"); |
|
$r->print('<tr><td></td><td align="left"><input type="submit" '); |
|
$r->print('name="Menu" value="Return to Menu" /></td></tr>'."\n"); |
|
$r->print(&IntervalOptions()); |
|
$r->print(&OptionResponseTable(\%cache)); |
|
$r->print('</form>'."\n"); |
|
|
|
untie(%cache); |
|
|
|
return; |
|
} |
|
|
|
sub BuildStudentAssessmentPage { |
|
my ($cacheDB, $students, $courseID)=@_; |
|
|
|
my %cache; |
|
|
|
my $Ptr = ''; |
|
$Ptr .= '<form name="StudentAssessmentPage" method="post" '; |
|
$Ptr .= 'action="/adm/statistics">'."\n"; |
|
$Ptr .= '<table border="0"><tbody>'; |
|
$Ptr .= '<tr><td></td><td align="left"><input type="submit" name="Menu" '; |
|
$Ptr .= 'value="Return to Menu" /></td></tr>'."\n"; |
|
$r->print($Ptr); |
|
|
|
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER,0640)) { |
|
$r->print('<html><body>Unable to tie database.</body></html>'); |
|
return; |
|
} |
|
|
|
my $selectedName = $cache{'StudentAssessmentStudent'}; |
|
for(my $index=0; $index<(scalar @$students); $index++) { |
|
my ($username) = split(':', $students->[$index]); |
|
if($username eq $selectedName) { |
|
if($cache{'StudentAssessmentMove'} eq 'next') { |
|
if($index == ((scalar @$students) - 1)) { |
|
($selectedName) = split(':',$students->[0]); |
|
} else { |
|
($selectedName) = split(':',$students->[$index+1]); |
|
} |
|
} elsif($cache{'StudentAssessmentMove'} eq 'previous') { |
|
if($index == 0) { |
|
($selectedName) = split(':', |
|
$students->[(scalar @$students)-1]); |
|
} else { |
|
($selectedName)=split(':',$students->[$index-1]); |
|
} |
|
} |
|
last; |
|
} |
|
} |
|
|
|
$r->print(&MapOptions(\%cache, 'StudentAssessment')); |
|
$r->print(&StudentOptions($students, $selectedName)); |
|
|
|
$Ptr = '<tr><td></td><td align="left">'; |
|
$Ptr .= '<input type="submit" name="CreateStudentAssessment" '; |
|
$Ptr .= 'value="Create Student Report" />'; |
|
$Ptr .= '   '; |
|
$Ptr .= '<input type="submit" name="PreviousStudent" '; |
|
$Ptr .= 'value="Previous Student" />'; |
|
$Ptr .= '   '; |
|
$Ptr .= '<input type="submit" name="NextStudent" '; |
|
$Ptr .= 'value="Next Student" />'; |
|
$Ptr .= '   '; |
|
$Ptr .= '</td></tr></tbody></table></form>'."\n"; |
|
$r->print($Ptr); |
|
|
|
untie(%cache); |
|
|
|
if($selectedName eq 'No Student Selected') { |
|
$r->print('<h3><font color=blue>WARNING: '); |
|
$r->print('Please select a student</font></h3>'); |
|
return; |
|
} |
|
|
|
my $name = ''; |
|
foreach (@$students) { |
|
my ($currentName) = split(':',$_); |
|
if($currentName eq $selectedName) { |
|
$name = $_; |
|
last; |
|
} |
|
} |
|
if($name eq '') { |
|
$r->print('<h3><font color=blue>ERROR: Unknown student selected.'); |
|
$r->print('</font></h3>'); |
|
return; |
|
} |
|
|
|
my $courseData = |
|
&Apache::loncoursedata::DownloadStudentCourseInformation($name, |
|
$courseID); |
|
if(tie(%cache,'GDBM_File',$cacheDB,&GDBM_WRCREAT,0640)) { |
|
&Apache::loncoursedata::ProcessStudentData(\%cache, |
|
$courseData, $name); |
|
untie(%cache); |
|
} |
|
|
|
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER,0640)) { |
|
$Ptr .= 'Could not tie database.'; |
|
return $Ptr; |
|
} |
|
$r->print(&StudentReport(\%cache, $name)); |
|
untie(%cache); |
|
|
|
return; |
|
} |
|
|
|
sub BuildMenu { |
|
my ($cacheDB)=@_; |
|
|
|
my %cache; |
|
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER,0640)) { |
|
$r->print('<html><body>Unable to tie database.</body></html>'); |
|
return; |
|
} |
|
|
|
$r->print('<form name="Menu" method="post" action="/adm/statistics" >'); |
|
$r->print(&CreateMenuForm(\%cache)); |
|
$r->print('</form>'."\n"); |
|
|
|
untie(%cache); |
|
|
|
return; |
|
} |
|
|
|
# ================================================================ Main Handler |
|
|
|
sub handler { |
|
$r=shift; |
|
&initial(); |
|
|
|
unless(&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) { |
$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); |
|
$r->send_http_header; |
|
return OK; |
|
} |
|
|
|
unless($ENV{'request.course.fn'}) { |
|
my $requrl=$r->uri; |
|
$ENV{'user.error.msg'}="$requrl:bre:0:0:Course not initialized"; |
return HTTP_NOT_ACCEPTABLE; |
return HTTP_NOT_ACCEPTABLE; |
} |
} |
} |
|
1; |
|
__END__ |
|
|
|
|
$r->content_type('text/html'); |
|
$r->send_http_header; |
|
|
|
my %cache; |
|
my $courseID=$ENV{'request.course.id'}; |
|
my $cacheDB = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
|
"_$ENV{'user.domain'}_$courseID\_statistics.db"; |
|
my $c = $r->connection; |
|
|
|
my ($returnValue, $isCached, $students) = &PrepareData($c, $cacheDB); |
|
if($returnValue ne 'OK') { |
|
$r->print('<html><body>'.$returnValue."\n".'</body></html>'); |
|
return OK; |
|
} |
|
|
|
my $downloadTime=0; |
|
my $GoToPage; |
|
if(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER,0640)) { |
|
$students = &SortStudents($students, \%cache); |
|
if(defined($cache{'time'})) { |
|
$downloadTime=$cache{'time'}; |
|
} else { |
|
$downloadTime=localtime(); |
|
} |
|
if(!defined($cache{'GoToPage'})) { |
|
$GoToPage = 'Menu'; |
|
} else { |
|
$GoToPage = $cache{'GoToPage'}; |
|
} |
|
untie(%cache); |
|
} else { |
|
$r->print('<html><body>Unable to tie database.</body></html>'); |
|
return OK; |
|
} |
|
|
|
&setbgcolor(0); |
|
$r->print(&Title()); |
|
|
|
if($GoToPage eq 'ActivityLog') { |
|
&Activity(); |
|
} elsif($GoToPage eq 'ProblemStatistics') { |
|
&BuildProblemStatisticsPage($cacheDB, $students); |
|
} elsif($GoToPage eq 'ProblemAnalysis') { |
|
&BuildProblemAnalysisPage($cacheDB); |
|
} elsif($GoToPage eq 'StudentAssessment') { |
|
&BuildStudentAssessmentPage($cacheDB, $students, $courseID); |
|
} elsif($GoToPage eq 'Analyze') { |
|
&BuildAnalyzePage($cacheDB, $students, $courseID); |
|
} elsif($GoToPage eq 'DoDiffGraph') { |
|
&BuildDiffGraph($courseID); |
|
} elsif($GoToPage eq 'PercentWrongGraph') { |
|
&BuildWrongGraph($courseID); |
|
} else { |
|
&BuildMenu($cacheDB); |
|
} |
|
|
|
$r->print("\n".'</body>'."\n".'</html>'); |
|
$r->rflush(); |
|
|
|
return OK; |
|
} |
|
1; |
|
__END__ |