version 1.2, 2002/02/05 12:24:45
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version 1.29, 2002/07/22 20:35:05
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Line 27
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# |
# |
# (Navigate problems for statistical reports |
# (Navigate problems for statistical reports |
# YEAR=2001 |
# YEAR=2001 |
# 5/05/01, 7/09/01, 7/25/01, 8/11/01,9/13/01, 9/26/01 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 |
# 10/5/01, 10/9/01, 10/22/01, 10/26/01 Behrouz Minaei |
# 11/1,11/4,11/16,12/14,12/16,12/18,12/20,12/31 Behrouz Minaei |
# 11/1/01, 11/4/01, 11/16/01 Behrouz Minaei |
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# 12/14/01, 12/16/01, 12/18/01,12/20/01,12/31/01 Behrouz Minaei |
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# YEAR=2002 |
# YEAR=2002 |
# 1/22/02,2/1/02 |
# 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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# 5/12,5/14,5/15,5/19,5/26,7/16 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; |
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use Apache::lonhtmlcommon; |
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use Apache::lonchart; |
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; |
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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; |
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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=0; |
my %ConceptData; |
my $HWN=0; |
my %Answer=(); |
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my %mapsort; |
my %Header = (0,"Problem Title",1,"#Stdnts",2,"Tries",3,"Mod", |
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4,"Mean",5,"#YES",6,"#yes",7,"%Wrng",8,"S.D.", |
my %Activity=(); |
9,"Skew.",10,"DoDiff",11,"Map"); |
my %Grade=(); |
# 9,"Skew.",10,"DoDiff",11,"Dis.F.",12,"Resourse URL"); |
my %DoDiff=(); |
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my %Discuss=(); |
my %class = qw( |
my $TotalDiscuss=0; |
); |
my $TotalDiscuss_=0; |
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my @LS; |
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my @LF; |
sub LoadDiscussion { |
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# my $symb=shift; |
sub GetBin { |
# $r->print('<br>$cid ... '.$symb); |
my ($Index1,$Index2,$String,$C)=@_; |
# my %contrib=&Apache::lonnet::dump('msu_2964385f9033c63msul1','msu','2964385f9033c63msul1'); |
my @step = 5; |
my $cid=$ENV{'request.course.id'}; |
my @L=($C eq 'S') ? @LS : @LF; |
my %contrib=&Apache::lonnet::dump( |
my $Count=$#L+1; |
$ENV{'request.course.id'}, |
$r->print("<br>zone $C ------ $String "); |
$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, |
for(my $n=0;$n<$Count;$n++){ |
$ENV{'course.'.$ENV{'request.course.id'}.'.num'}); |
my @t=split(/\:/,$L[$n]); |
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$r->print("<br>$t[$Index1] $t[$Index2]"); |
foreach my $temp(keys %contrib) { |
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if ($temp=~/^version/) { |
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my $ver=$contrib{$temp}; |
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my ($dummy,$prb)=split(':',$temp); |
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for (my $idx=1; $idx<=$ver; $idx++ ) { |
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my $name=$contrib{"$idx:$prb:sendername"}; |
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$Discuss{"$name:$prb"}=$idx; |
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} |
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} |
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} |
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# $r->print('<br>cid='.$cid); |
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# my %contrib=&Apache::lonnet::restore($symb,$cid, |
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# $ENV{$cid.'.domain'}, |
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# $ENV{'course.'.$cid.'.num'}); |
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# $Apache::lonxml::debug=1; |
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# &Apache::lonhomework::showhash(%Discuss); |
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# $Apache::lonxml::debug=0; |
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} |
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sub LoadDoDiffFile { |
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my $file="/home/minaeibi/183d.txt"; |
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open(FILEID, "<$file"); |
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my $line=<FILEID>; |
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%DoDiff=(); |
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my @Act=split('&',$line); |
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# $r->print('<br>'.$#Act); |
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for(my $n=0;$n<=$#Act;$n++){ |
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my ($res,$Degree)=split('@',$Act[$n]); |
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$DoDiff{$res}=$Degree; |
} |
} |
} |
} |
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sub GetUniqe { |
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my ($Index,$String,$C)=@_; |
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my @step = 5; |
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my @L=($C eq 'S') ? @LS : @LF; |
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my $Count=$#L+1; |
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my @List=(); |
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for(my $n=0;$n<$Count;$n++){ |
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my @t=split(/\:/,$L[$n]); |
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push(@List,$t[$Index]); |
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#$r->print("<br>$t[$Index]"); |
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} |
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@List = sort NumSort(@List); |
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$r->print("<br>zone $C ------ $String "); |
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my $nIdx=0; |
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my $nPrb=0; |
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my %Proc; |
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undef %Proc; |
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while ( $nIdx < $Count ) { |
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my $Focus=$List[$nIdx]; |
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my $Temp = $Focus; |
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do { |
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$nIdx++; |
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$nPrb++; |
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$Focus=$List[$nIdx]; |
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#$Proc{$name}=$Focus; |
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} while ( $Focus == $Temp && $nIdx < $Count ); |
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$r->print("<br>$Temp --> $nPrb"); |
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$nPrb=0; |
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} |
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return %Proc; |
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} |
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sub GetUniq { |
sub LoadClassFile { |
my ($Index,$String)=@_; |
my $file="/home/minaeibi/class.txt"; |
my @step = 5; |
open(FILEID, "<$file"); |
my $Count=0; |
my $line; |
my @List=(); |
%Grade=(); |
my @temp=(); |
while ($line=<FILEID>) { |
foreach (keys(%DiscFac)){ |
my ($id,$ex1,$ex2,$ex3,$ex4,$hw,$final,$grade)=split(' ',$line); |
$Count++; |
$Grade{$id}=$grade; |
my @temp1=split(/\:/,$_); |
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@temp=($temp1[$Index],@temp1); |
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push(@List,join(':',@temp)); |
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} |
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@List = sort NumericSort(@List); |
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$r->print("<br><br>zone ($Index) ------ $String ----- / $temp[3]"); |
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my $nIdx=0; |
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my $nPrb=0; |
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my %Proc; |
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undef %Proc; |
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while ( $nIdx < $Count ) { |
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my ($Focus,$Dummy,$name)=split(/\:/,$List[$nIdx]); |
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my $Temp = $Focus; |
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$Proc{$name}=$Focus; |
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do { |
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$nIdx++; |
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$nPrb++; |
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($Focus,$Dummy,$name)=split(/\:/,$List[$nIdx]); |
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$Proc{$name}=$Focus; |
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} while ( $Focus == $Temp && $nIdx < $Count ); |
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$r->print("<br>$Temp --> $nPrb"); |
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$nPrb=0; |
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} |
} |
return %Proc; |
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} |
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sub NumericSort { |
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$a <=> $b; |
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} |
} |
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#------- Classification |
#------- Classification |
sub Classify { |
sub Classify { |
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my ($DiscFac, $students)=@_; |
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&LoadClassFile(); |
my $Count=0; |
my $Count=0; |
my @List=(); |
my @List=(); |
# foreach(keys %class){ |
my @LS=(); |
# $r->print("<br>$_ --> $class{$_}"); |
my @LF=(); |
# } |
my @LM=(); |
# $DiscFac{($DisFactor.':'.$sname.':'.$ProbTot.':'.$TotalOpend.':'. |
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# $TotalTries.':'.$ProbSolved.':'.$time)}=$Dis; |
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@LS=(); |
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@LF=(); |
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my $cf=0; |
my $cf=0; |
my $cs=0; |
my $cs=0; |
foreach (keys(%DiscFac)){ |
my $cm=0; |
my @l=split(/\:/,$_); |
foreach (keys(%$DiscFac)){ |
if ($class{$l[1]}){ |
my @l=split(/\:/,$_); |
if( $class{$l[1]} == 4 ) { |
if (!($students->{$l[1]})) {next;} |
$cs++; |
my $Grade=$Grade{$students->{$l[1]}}; |
push(@LS,('S:'.$l[6].':'.$l[0].':'.$l[5].':'.$l[4].':'.$l[3].':'.$class{$l[1]})); |
if( $Grade > 3 ) { |
} |
$cs++; |
elsif ( $class{$l[1]} < 3 ) { |
push(@LS,("$l[6],$l[5],$l[4],$l[7],$l[8],$l[9],Successful")); |
$cf++; |
} elsif ( $Grade > 2 ) { |
push(@LF,('F:'.$l[6].':'.$l[0].':'.$l[5].':'.$l[4].':'.$l[3].':'.$class{$l[1]})); |
$cm++; |
} |
push(@LM,("$l[6],$l[5],$l[4],$l[7],$l[8],$l[9],Average")); |
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} else { |
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$cf++; |
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push(@LF,("$l[6],$l[5],$l[4],$l[7],$l[8],$l[9],Failed")); |
} |
} |
} |
} |
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for(my $n=0;$n<$cs;$n++){$r->print('<br>'.$LS[$n]);} |
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for(my $n=0;$n<$cm;$n++){$r->print('<br>'.$LM[$n]);} |
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for(my $n=0;$n<$cf;$n++){$r->print('<br>'.$LF[$n]);} |
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} |
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sub ProcAct { |
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# return; |
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my ($Act,$Submit)=@_; |
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my @Act=split(/\@/,$Act); |
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@Act = sort(@Act); |
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##$r->print('<br>'.$#Act); |
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##for(my $n=0;$n<=$#Act;$n++){ |
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## $r->print('<br>n='.$n.')'.$Act[$n]); |
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## } |
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# my $Beg=$Act[0]; |
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my $Dif=$Submit-$Act[0]; |
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$Dif = ($Dif>0) ? ($Dif/3600) : 0; |
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# $r->print('<br>Access Number = '.$#Act.'<br>Submit Time='.$Submit.'<br>First Access='.$Act[0].'<br>Last Access='.$Act[$#Act].'<br> Submit - First = <b>'.$Dif.'</b>'); |
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#time spent for solving the problem |
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# $r->print('<br>Def'.($Act[$#Act-1]-$Act[0])); |
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return $Dif; |
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} |
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sub LoadActivityLog { |
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# my $CacheDB = "/home/minaeibi/act183.log.cache"; |
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my $CacheDB = "/home/httpd/perl/tmp/act183.log.cache"; |
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$r->print("<br>zone successful"); |
if (-e "$CacheDB") { |
for(my $n=0;$n<$cs;$n++){ |
if (tie(%Activity,'GDBM_File',"$CacheDB",&GDBM_READER,0640)) { |
$r->print('<br>'.$LS[$n]); |
return; |
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} |
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else { |
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$r->print("Unable to tie log Cache hash to db file"); |
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} |
} |
} |
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else { |
$r->print("<br>zone failed"); |
if (tie(%Activity,'GDBM_File',$CacheDB,&GDBM_WRCREAT,0640)) { |
for(my $n=0;$n<$cf;$n++){ |
foreach (keys %Activity) {delete $Activity{$_};} |
$r->print('<br>'.$LF[$n]); |
&Build_log(); |
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} |
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else { |
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$r->print("Unable to tie log Build hash to db file"); |
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} |
} |
} |
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# my %Disc = &GetUniqe(@List,5,"Discrimination Factor"); |
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# my %Opnd = &GetUniq(@List,3,"Total Opened"); |
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# my %Trys = &GetUniq(@Lsit4,"Total Tries"); |
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# my %Slvd = &GetUniq(5,"Problems Solved"); |
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# my (@L, $Index,$String)=@_; |
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my %Time = &GetUniqe(1,"Time",'S'); |
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&GetUniqe(1,"Time",'F'); |
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&GetUniqe(2,"Discrimination Factor",'S'); |
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&GetUniqe(2,"Discrimination Factor",'F'); |
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&GetUniqe(3,"Solved",'S'); |
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&GetUniqe(3,"Solved",'F'); |
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&GetUniqe(4,"Tries",'S'); |
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&GetUniqe(4,"Tries",'F'); |
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&GetBin(1,2, " Time ... Discriminat",'S'); |
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&GetBin(1,2, " Time ... Discriminat",'F'); |
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&GetBin(1,3, " Time ... Solved",'S'); |
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&GetBin(1,3, " Time ... Solved",'F'); |
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&GetBin(1,4, " Time ... Tries",'S'); |
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&GetBin(1,4, " Time ... Tries",'F'); |
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&GetBin(2,3, " Discriminant ... Solved",'S'); |
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&GetBin(2,3, " Discriminant ... Solved",'F'); |
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&GetBin(2,4, " Discriminant ... Tries",'S'); |
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&GetBin(2,4, " Discriminant ... Tries",'F'); |
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&GetBin(3,4, " Solved ... Tries",'S'); |
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&GetBin(3,4, " solved ... Tries",'F'); |
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# foreach (keys(%Disc)) { |
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# $r->print("<br>: $Disc{$_} --> $Slvd{$_}"); |
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# } |
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# $r->print("<br>..........Discriminant ... Time................"); |
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## foreach (keys(%Disc)) { |
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# $r->print("<br>$Disc{$_} --> $Time{$_}"); |
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# } |
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# $r->print("<br>..........Time ... Solved......................."); |
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# foreach (keys(%Disc)) { |
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# $r->print("<br>$Disc{$_} --> $Slvd{$_}"); |
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# } |
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} |
} |
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#------- Processing upperlist and lowerlist according to each problem |
sub Build_log { |
sub ProcessDisc { |
my $file="/home/minaeibi/act183.log"; |
my @List = @_; |
open(FILEID, "<$file"); |
@List = sort (@List); |
my $line; |
my $Count = $#List+1; |
my $count=0; |
my $Prb; |
while ($line=<FILEID>) { |
my @Dis; |
my ($time,$machine,$what)=split(':',$line); |
my $Slvd=0; |
$what=&Apache::lonnet::unescape($what); |
my $tmp; |
my @accesses=split('&',$what); |
my $Sum=0; |
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my $nIdx=0; |
foreach my $access (@accesses) { |
my $nStud=0; |
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my %Proc; |
$count++; |
undef %Proc; |
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while ($nIdx<$Count) { |
my ($date,$resource,$who,$domain,$post,@posts)=split(':',$access); |
($Prb,$tmp)=split(/\=/,$List[$nIdx]); |
if (!$resource) { next; } |
@Dis=split(/\+/,$tmp); |
my $res=&Apache::lonnet::unescape($resource); |
my $Temp = $Prb; |
if (($res =~ /\.problem/)) { |
do { |
$Activity{$who.':'.$res}.=$date.'@'; |
$nIdx++; |
#$r->print('<br>'.$time.':'.$who.'---'.$res); |
$nStud++; |
&Update_PrgInit($count); |
$Sum += $Dis[$CurDis]; |
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($Prb,$tmp)=split(/\=/,$List[$nIdx]); |
} |
@Dis=split(/\+/,$tmp); |
} |
} while ( $Prb eq $Temp && $nIdx < $Count ); |
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# $Proc{$Temp}=$Sum.':'.$nStud; |
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$Proc{$Temp}=($Sum/$nStud).':'.$nStud; |
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# $r->print("$nIdx) $Temp --> ($nPrb) $Proc{$Temp} <br>"); |
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$Sum=0; |
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$nStud=0; |
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} |
} |
return %Proc; |
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# my $c=1; |
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# foreach (sort keys %Activity) { |
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# $r->print('<br>'.$c.')'.$_.' ... '.$Activity{$_}); |
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# $c++; |
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# } |
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} |
} |
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#------- Creating Discimination factor table |
sub Activity { |
sub DiscriminationTable { |
# $rid=~/(\d+)\.(\d+)/; |
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# my $MapId=$1; |
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# my $PrbId=$2; |
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# my $MapOrg = $hash{'map_id_'.$MapId}; |
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# my $Map = &Apache::lonnet::declutter($MapOrg); |
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# my $URI = $hash{'src_'.$rid}; |
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# my $Symb = $Map.'___'.$PrbId.'___'.&Apache::lonnet::declutter($URI); |
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my $file="/home/minaeibi/activity.log"; |
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my $userid='adamsde1'; |
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$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; |
my $Count=0; |
my $Count=0; |
foreach (keys(%DiscFac)){ |
while ($line=<FILEID>) { |
$Count++; |
my ($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 (($res =~ /\.(sequence|problem|htm|html|page)/)) { |
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$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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} |
} |
} |
my $UpCnt = int(0.27*$Count); |
# @allaccess=sort(@allaccess); |
$r->print("<br><br>". |
# $Count=0; |
"Current map: <b>\"$CurMap\"</b> ". |
# foreach my $access (@allaccess) { |
"Current Section: <b>\"$CurSec\" </b> ". |
# my ($date,$resource,$who,$domain,$post,@posts)=split(':',$access); |
"Number of valid students: <b>$Count</b>". |
# $Count++; |
"<br>The <b>Upper 27%</b> has <b>$UpCnt</b> records.". |
# $r->print("<br>$Count) $date: $who --> $resource"); |
" The <b>Lower 27%</b> has <b>$UpCnt</b> records <br>". |
# $r->rflush(); |
"The Criterion of sorting the students: ". |
# if ($post) { |
"<b>( Sum of Partial Credits Awarded / ". |
# $r->print("<br><b>Sent data ".join(':',unescape(@posts)).'</b>'); |
"Total Number of Tries )</b>". |
# } |
" <br><br>"); |
# } |
$r->rflush(); |
} |
my $low=0; |
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my $up=$Count-$UpCnt; |
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my @UpList=(); |
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my @LowList=(); |
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$Count=0; |
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foreach my $key (sort(keys(%DiscFac))){ |
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$Count++; |
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# $r->print("$Count) $key <br>"); |
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if ($low < $UpCnt || $Count > $up) { |
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$low++; |
sub InitAnalysis { |
my $str=$DiscFac{$key}; |
my ($uri,$part,$problem,$student,$courseID)=@_; |
# $r->print("$Count) $str <br>"); |
my ($uname,$udom)=split(/\:/,$student); |
foreach(split(/\:/,$str)){ |
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if ($_) { |
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if ($low<$UpCnt){push(@LowList,$_);} |
# Render the student's view of the problem. $Answ is the problem |
else {push(@UpList,$_);} |
# Stringafied |
} |
my $Answ=&Apache::lonnet::ssi($uri,('grade_target' => 'analyze', |
} |
'grade_username' => $uname, |
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'grade_domain' => $udom, |
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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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# (my $garbage,$Answ)=split(/_HASH_REF__/,$Answ,2); |
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%Answer=(); |
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%Answer=&Apache::lonnet::str2hash($Answ); |
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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} = $concept; |
|
#$ConceptData{$foil} = $Answer{"$parts.foil.value.$foil"}; |
} |
} |
} |
} |
|
|
my %Up=&ProcessDisc(@UpList); |
return; |
my %Low=&ProcessDisc(@LowList); |
} |
|
|
my @list = (); |
|
my $Useful; |
|
my $UnUseful; |
|
$p_count = 0; |
|
|
|
foreach my $key( keys %CachData) { |
sub Interval { |
my @Temp=split(/\:/,$CachData{$key}); |
my ($part,$symb)=@_; |
($UnUseful,$Useful)=split(/\>/,$Temp[0]); |
my $Int=$ConceptData{"Interval"}; |
$list[$p_count]=$Useful.'&'.$CachData{$key}; |
my $due = &Apache::lonnet::EXT('resource.$part.duedate',$symb)+1; |
$p_count++; |
my $opn = &Apache::lonnet::EXT('resource.$part.opendate',$symb); |
|
my $add=int(($due-$opn)/$Int); |
|
$ConceptData{"Int.0"}=$opn; |
|
for (my $i=1;$i<$Int;$i++) { |
|
$ConceptData{"Int.$i"}=$opn+$i*$add; |
|
} |
|
$ConceptData{"Int.$Int"}=$due; |
|
for (my $i=0;$i<$Int;$i++) { |
|
for (my $n=0; $n<=$#Concepts; $n++ ) { |
|
my $tmp=$Concepts[$n]; |
|
$ConceptData{"$tmp.$i.true"}=0; |
|
$ConceptData{"$tmp.$i.false"}=0; |
|
} |
} |
} |
|
} |
|
|
@list = sort MySort (@list); |
|
|
|
my $Result = "\n".'<table border=2>'; |
sub ShowOpGraph { |
$Result .= "\n".'<tr><th>P#</th>'; |
my ($cache, $students, $courseID)=@_; |
$Result .= "\n".'<th>'.$Header{0}.'</th>'; |
my $uri = $cache->{'AnalyzeURI'}; |
$Result .= "\n".'<th>'.'Discrimination Factor'.'</th>'; |
my $part = $cache->{'AnalyzePart'}; |
$Result .= "\n".'<th>'.'%Upper Award'.'</th>'; |
my $problem = $cache->{'AnalyzeProblem'}; |
$Result .= "\n".'<th>'.'%Lower Award'.'</th>'; |
my $title = $cache->{'AnalyzeTitle'}; |
$Result .= "\n".'<th>'.'Upper Records'.'</th>'; |
my $interval = $cache->{'Interval'}; |
$Result .= "\n".'<th>'.'Lower Records'.'</th>'; |
$ConceptData{"Interval"} = $interval; |
$Result .= "\n".'<th>'.'%Degree of Difficulty'.'</th>'; |
|
$Result .= "\n".'</tr>'; |
#Initialize the option response true answers |
$r->print( $Result ); |
&InitAnalysis($uri, $part, $problem, $students->[0],$courseID); |
|
|
for ( my $nIdx = 0; $nIdx < $p_count; $nIdx++ ) { |
#compute the intervals |
my( $Pre, $Post ) = split(/\&/,$list[$nIdx]); |
&Interval($part,$problem); |
my ($Temp,$MxTries,$StdNo,$TotalTries,$YES,$Override, |
|
$Wrng,$Avg,$SD,$Sk,$DoD,$res,$Prob)=split(/\:/,$Post); |
$title =~ s/\ /"_"/eg; |
my ($UpDis,$UpNo)=split(/\:/,$Up{$Prob}); |
$r->print('<br><b>'.$uri.'</b>'); |
my ($LwDis,$LwNo)=split(/\:/,$Low{$Prob}); |
|
$UpNo = ($UpNo) ? $UpNo : 0; |
|
$LwNo = ($LwNo) ? $LwNo : 0; |
|
my $U_Dis = sprintf("%.4f", $UpDis)*100; |
|
my $L_Dis = sprintf("%.4f", $LwDis)*100; |
|
my $DisFac = $UpDis - $LwDis; |
|
my $_Dis = sprintf("%.4f", $DisFac)*100; |
|
$r->print( "\n".'<tr>'. |
|
"\n".'<td>'.($nIdx+1).'</td>'. |
|
"\n".'<td>'.$Temp.'</td>'. |
|
"\n".'<td>'.$_Dis.'</td>'. |
|
"\n".'<td>'.$U_Dis.'</td>'. |
|
"\n".'<td>'.$L_Dis.'</td>'. |
|
"\n".'<td>'.$UpNo.'</td>'. |
|
"\n".'<td>'.$LwNo.'</td>'. |
|
"\n".'<td>'.$DoD.'</td>'. |
|
"\n".'</tr>' ); |
|
} |
|
$r->print("\n".'</table>'); |
|
$r->rflush(); |
$r->rflush(); |
|
|
|
#Java script Progress window |
|
&Create_PrgWin(); |
|
&Update_PrgWin("Starting-to-analyze-problem"); |
|
for (my $index=0;$index<(scalar @$students);$index++) { |
|
&Update_PrgWin($index); |
|
&OpStatus($problem,$students->[$index],$courseID); |
|
} |
|
&Close_PrgWin(); |
|
|
|
$r->print('<br>'); |
|
for (my $k=0; $k<$interval; $k++ ) { |
|
&DrawGraph($k,$title); |
|
} |
|
for (my $k=0; $k<$interval; $k++ ) { |
|
&DrawTable($k); |
|
} |
|
#$Apache::lonxml::debug=1; |
|
#&Apache::lonhomework::showhash(%ConceptData); |
|
#$Apache::lonxml::debug=0; |
|
my $Answ=&Apache::lonnet::ssi($uri); |
|
$r->print("<br><b>Here you can see the Problem:</b><br>$Answ"); |
} |
} |
|
|
sub CreateDiscFac { |
|
|
|
my $CacheDB = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
sub DrawTable { |
"_$ENV{'user.domain'}_$cid\_statistics.db"; |
my $k=shift; |
my $CachDisFac = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
my $Max=0; |
"_$ENV{'user.domain'}_$cid\_DiscFactor.db"; |
my @data1; |
|
my @data2; |
my $ptr=''; |
my $Correct=0; |
# $ptr .= '<br><b> Discrimination Criterion: </b>'."\n". |
my $Wrong=0; |
# '<select name="DisType"> <option '.$OpSelDis1.'> Total Numebr of Correct Answers </option>'."\n". |
for (my $n=0; $n<=$#Concepts; $n++ ) { |
# '<option '.$OpSelDis2.'></option>Sum of Partial Awarded Credits / Total Number of Tries </select> '."\n"; |
my $tmp=$Concepts[$n]; |
$ptr .= '<br><input type="submit" name="sort" '. |
$data1[$n]=$ConceptData{"$tmp.$k.true"}; |
'value="Recalculate Discrimintion Factor" />'; |
$Correct+=$data1[$n]; |
$r->print($ptr); |
$data2[$n]=$ConceptData{"$tmp.$k.false"}; |
|
$Wrong+=$data2[$n]; |
if ((-e "$CacheDB")&& |
my $Sum=$data1[$n]+$data2[$n]; |
($ENV{'form.sort'} ne 'Recalculate Discrimintion Factor')) { |
if ( $Max<$Sum ) {$Max=$Sum;} |
if (tie(%CachData,'GDBM_File',"$CacheDB",&GDBM_READER,0640)) { |
} |
tie(%DiscFac,'GDBM_File',$CachDisFac,&GDBM_READER,0640); |
for (my $n=0; $n<=$#Concepts; $n++ ) { |
#&DiscriminationTable(); |
if ($data1[$n]+$data2[$n]<$Max) { |
&Classify(); |
$data2[$n]+=$Max-($data1[$n]+$data2[$n]); |
} |
|
else {$r->print("Unable to tie hash to db file");} |
|
} |
|
else { |
|
if (tie(%CachData,'GDBM_File',$CacheDB,&GDBM_WRCREAT,0640)) { |
|
tie(%DiscFac,'GDBM_File',$CachDisFac,&GDBM_WRCREAT,0640); |
|
foreach (keys %CachData) {delete $CachData{$_};} |
|
foreach (keys %DiscFac) {delete $DiscFac{$_};} |
|
$DiscFlag=1; |
|
&Build_Statistics(); |
|
$DiscFlag=0; |
|
&DiscriminationTable(); |
|
} |
} |
else {$r->print("Unable to tie hash to db file");} |
|
} |
} |
untie(%CachData); |
my $P_No = $#data1+1; |
untie(%DiscFac); |
# $r->print('<br><b>From: ['.localtime($ConceptData{'Int.'.($k-1)}). |
} |
# '] To: ['.localtime($ConceptData{"Int.$k"}).']</b>'); |
|
|
|
|
# ------ Create different Student Report |
|
sub StudentReport { |
|
my ($sname,$sdom)=@_; |
|
if ( $sname eq 'All Students' ) { |
|
$r->print( '<h3><font color=blue>WARNING: |
|
Please select a student</font></h3>' ); |
|
return; |
|
} |
|
my $shome=&Apache::lonnet::homeserver( $sname,$sdom ); |
|
my $reply=&Apache::lonnet::reply('dump:'.$sdom.':'.$sname.':'.$cid,$shome ); |
|
my %result = (); |
|
my $ResId; |
|
my $Code; |
|
my $Tries; |
|
my $TotalTries = 0; |
|
my $ParCr = 0; |
|
my $Wrongs; |
|
my %TempHash; |
|
my $Version; |
|
my $LatestVersion; |
|
my $PtrTry=''; |
|
my $PtrCod=''; |
|
my $SetNo=0; |
|
my $Str = "\n".'<table border=2>'. |
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\:/) { |
|
map { |
|
my ($name,$value)=split(/\=/,&Apache::lonnet::unescape($_)); |
|
$result{$name}=$value; |
|
} split(/\&/,$reply);; |
|
foreach $ResId (@cols) { |
|
if ( !$ResId ) { |
|
my $Set=&Apache::lonnet::declutter($hash{'map_id_'.$1}); |
|
if ( $Set ) { |
|
$SetNo++; |
|
$Str .= "\n"."<tr>". |
|
"\n"."<td> $SetNo </td>". |
|
"\n"."<td> $Set </td>". |
|
"\n"."<td> $PtrCod </td>". |
|
"\n"."<td> $PtrTry</td>". |
|
"\n"."</tr>"; |
|
} |
|
$PtrTry=''; |
|
$PtrCod=''; |
|
next; |
|
} |
|
$ResId=~/(\d+)\.(\d+)/; |
|
my $Map = &Apache::lonnet::declutter( $hash{'map_id_'.$1} ); |
|
if ( $CurMap ne 'All Maps' ) { |
|
my ( $ResMap, $NameMap ) = split(/\=/,$CurMap); |
|
if ( $Map ne $ResMap ) { next; } |
|
} |
|
my $meta=$hash{'src_'.$ResId}; |
|
my $PartNo = 0; |
|
undef %TempHash; |
|
map { |
|
if ($_=~/^stores\_(\d+)\_tries$/) { |
|
my $Part=&Apache::lonnet::metadata($meta,$_.'.part'); |
|
if ( $TempHash{"$Part"} eq '' ) { |
|
$TempHash{"$Part"} = $Part; |
|
$TempHash{$PartNo}=$Part; |
|
$TempHash{"$Part.Code"} = '-'; |
|
$PartNo++; |
|
} |
|
} |
|
} split(/\,/,&Apache::lonnet::metadata($meta,'keys')); |
|
|
|
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>". |
|
"\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>"; |
|
|
foreach my $Key (@keys) { |
$Str .= "\n".'</table>'; |
if (($Key=~/\.(\w+)\.solved$/) && ($Key!~/^\d+\:/)) { |
|
my $Part = $1; |
$r->print($Str); |
$Tries = $result{"$Version:$Prob:resource.$Part.tries"}; |
#$Apache::lonxml::debug=1; |
$TempHash{"$Part.Tries"} = ($Tries) ? $Tries : 0; |
#&Apache::lonhomework::showhash(%ConceptData); |
$TotalTries += $Tries; |
#$Apache::lonxml::debug=0; |
my $Val = $result{"$Version:$Prob:resource.$Part.solved"}; |
} |
if ( $Val eq 'correct_by_student' ) |
|
{ $Wrongs = $Tries - 1; $Code = 'Y'; } |
|
elsif ( $Val eq 'correct_by_override' ) |
sub DrawGraph { |
{ $Wrongs = $Tries - 1; $Code = 'y'; } |
my ($k,$Src)=@_; |
elsif ( $Val eq 'incorrect_attempted' || |
my $Max=0; |
$Val eq 'incorrect_by_override' ) |
my @data1; |
{ $Wrongs = $Tries; $Code = 'N'; } |
my @data2; |
$TempHash{"$Part.Code"} = $Code; |
|
$TempHash{"$Part.Wrongs"} = $Wrongs; |
# Adjust Data and find the Max |
|
for (my $n=0; $n<=$#Concepts; $n++ ) { |
|
my $tmp=$Concepts[$n]; |
|
$data1[$n]=$ConceptData{"$tmp.$k.true"}; |
|
$data2[$n]=$ConceptData{"$tmp.$k.false"}; |
|
my $Sum=$data1[$n]+$data2[$n]; |
|
if ( $Max<$Sum ) {$Max=$Sum;} |
|
} |
|
for (my $n=0; $n<=$#Concepts; $n++ ) { |
|
if ($data1[$n]+$data2[$n]<$Max) { |
|
$data2[$n]+=$Max-($data1[$n]+$data2[$n]); |
|
} |
|
} |
|
my $P_No = $#data1+1; |
|
|
|
if ( $Max > 1 ) { |
|
$Max += (10 - $Max % 10); |
|
$Max = int($Max); |
|
} else { $Max = 1; } |
|
|
|
my $Titr=($ConceptData{'Interval'}>1) ? $Src.'_interval_'.($k+1) : $Src; |
|
# $GData=$Titr.'&Concepts'.'&'.'Answers'.'&'.$Max.'&'.$P_No.'&'.$data1.'&'.$data2; |
|
$GData="$Titr&Concepts&Answers&$Max&$P_No&". |
|
(join(',',@data1)).'&'.(join(',',@data2)); |
|
|
|
$r->print('<IMG src="/cgi-bin/graph.gif?'.$GData.'" border=1/>'); |
|
} |
|
|
|
|
|
sub Decide { |
|
#deciding the true or false answer belongs to each interval |
|
my ($type,$foil,$time)=@_; |
|
my $k=0; |
|
while ($time>$ConceptData{'Int.'.($k+1)} && |
|
$k<$ConceptData{'Interval'}) {$k++;} |
|
$ConceptData{"$foil_to_concept{$foil}.$k.$type"}++; |
|
} |
|
|
|
#restore the student submissions and finding the result |
|
sub OpStatus { |
|
my ($problem, $student, $courseID)=@_; |
|
my ($username,$userdomain)=split(/':'/,$student); |
|
my $code='U'; |
|
my %reshash=&Apache::lonnet::restore($problem, $courseID, $userdomain, |
|
$username); |
|
my @True = (); |
|
my @False = (); |
|
my $flag=0; |
|
if ($reshash{'version'}) { |
|
my $tries=0; |
|
&Apache::lonhomework::showhash(%Answer); |
|
for (my $version=1;$version<=$reshash{'version'};$version++) { |
|
my $time=$reshash{"$version:timestamp"}; |
|
|
|
foreach my $key (sort(split(/\:/,$reshash{$version.':keys'}))) { |
|
if (($key=~/\.(\w+)\.(\w+)\.submission$/)) { |
|
my $Id1 = $1; my $Id2 = $2; |
|
#check if this is a repeat submission, if so skip it |
|
if ($reshash{"$version:resource.$Id1.previous"}) { next; } |
|
#if no solved this wasn't a real submission, ignore it |
|
if (!defined($reshash{"$version:resource.$Id1.solved"})) { |
|
&Apache::lonxml::debug("skipping "); |
|
next; |
|
} |
|
my $Resp = $reshash{"$version:$key"}; |
|
my %submission=&Apache::lonnet::str2hash($Resp); |
|
foreach (keys %submission) { |
|
my $Ansr = $Answer{"$Id1.$Id2.foil.value.$_"}; |
|
if ($submission{$_}) { |
|
if ($submission{$_} eq $Ansr) { |
|
&Decide("true",$_,$time ); |
|
} |
|
else {&Decide("false",$_,$time );} |
} |
} |
} |
} |
} |
} |
for ( my $n = 0; $n < $PartNo; $n++ ) { |
|
my $part = $TempHash{$n}; |
|
if ($PtrTry ne '') {$PtrTry .= ',';} |
|
$PtrTry .= "$TempHash{$part.'.Tries'}"; |
|
$PtrCod .= "$TempHash{$part.'.Code'}"; |
|
} |
|
} |
|
else { |
|
for(my $n=0; $n<$PartNo; $n++) { |
|
if ($PtrTry ne '') {$PtrTry .= ',';} |
|
$PtrTry .= "0"; |
|
$PtrCod .= "-"; |
|
} |
|
} |
} |
} |
} |
} |
} |
$Str .= "\n".'</table>'; |
|
$r->print($Str); |
|
$r->rflush(); |
|
} |
} |
|
|
|
|
|
#---- END Analyze Web Page ---------------------------------------------- |
|
|
|
#---- Problem Statistics Web Page --------------------------------------- |
|
|
# ------------------------------------------- Prepare Statistics Table |
#------- Processing upperlist and lowerlist according to each problem |
sub PreStatTable { |
sub ProcessDiscriminant { |
my $CacheDB = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
my ($List) = @_; |
"_$ENV{'user.domain'}_$cid\_statistics.db"; |
my @sortedList = sort (@$List); |
my $GraphDB = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
my $Count = scalar @sortedList; |
"_$ENV{'user.domain'}_$cid\_graph.db"; |
my $Problem; |
my $CachDisFac = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
my @Dis; |
"_$ENV{'user.domain'}_$cid\_DiscFactor.db"; |
my $Slvd=0; |
$r->print('<br><input type="submit" name="sort" value="Recalculate Statistics" />'); |
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; |
|
} |
|
|
my $Ptr = ''; |
return %Proc; |
|
} |
|
|
$Ptr .= '<br><b> Sorting Type: </b>'."\n". |
|
'<select name="order"> <option '.$OpSel1.' >Ascending</option>'."\n". |
|
'<option '.$OpSel2.'>Descending</option> </select> '."\n"; |
|
$Ptr .= ' '; |
|
$Ptr .= '<input type="submit" name="sort" value="DoDiff Graph" />'."\n"; |
|
$Ptr .= ' '; |
|
$Ptr .= '<input type="submit" name="sort" value="%Wrong Graph" />'."\n"; |
|
|
|
$Ptr .= '<pre>'. |
|
' #Stdnts: Total Number of Students opened the problem.<br>'. |
|
' Tries : Total Number of Tries for solving the problem.<br>'. |
|
' Mod : Maximunm Number of Tries for solving the problem.<br>'. |
|
' Mean : Average Number of the tries. [ Tries / #Stdns ]<br>'. |
|
' #YES : Number of students solved the problem correctly.<br>'. |
|
' #yes : Number of students solved the problem by override.<br>'. |
|
' %Wrng : Percentage of students tried to solve the problem but'. |
|
' still incorrect. [ 100*((#Stdnts-(#YES+#yes))/#Stdnts) ]<br>'. |
|
' S.D. : Standard Deviation of the tries.'. |
|
'[ sqrt(sum((Xi - Mean)^2)) / (#Stdnts-1)'. |
|
' where Xi is every student\'s tries ]<br>'. |
|
' Skew. : Skewness of the students tries.'. |
|
' [ (sqrt( sum((Xi - Mean)^3) / #Stdnts)) / (S.D.^3) ]<br>'. |
|
# ' DoDiff : Degree of Difficulty of the problem. [ Tries/(#YES+#yes+0.1) ]<br>'. |
|
' DoDiff : Degree of Difficulty of the problem. [ 1 - ((#YES+#yes) / Tries) ]<br>'. |
|
# ' Dis.F. : Discrimination Factor. [ Sum of Partial Credits Awarded / Total Number of Tries in %27 upper and lower students]</b>'. |
|
'</pre>'; |
|
|
|
$r->print($Ptr); |
#------- Creating Discimination factor |
$r->rflush(); |
sub Discriminant { |
|
my ($discriminantFactor)=@_; |
my $Result = "\n".'<table border=2>'; |
my @discriminantKeys=keys(%$discriminantFactor); |
$Result .= '<tr><th>P#</th>'."\n"; |
my $Count = scalar @discriminantKeys; |
for ( my $nIdx=0; $nIdx < 12; $nIdx++ ) { |
|
$Result .= '<th>'.'<input type="submit" name="sort" value="'. |
|
$Header{$nIdx}.'" />'.'</th>'."\n"; |
|
} |
|
$Result .= "\n".'</tr>'."\n"; |
|
$r->print( $Result ); |
|
$r->rflush(); |
|
|
|
if ((-e "$CacheDB")&&($ENV{'form.sort'} ne 'Recalculate Statistics')) { |
my $UpCnt = int(0.27*$Count); |
if (tie(%CachData,'GDBM_File',"$CacheDB",&GDBM_READER,0640)) { |
my $low=0; |
tie(%GraphDat,'GDBM_File',$GraphDB,&GDBM_WRCREAT,0640); |
my $up=$Count-$UpCnt; |
&Cache_Statistics(); |
my @UpList=(); |
} |
my @LowList=(); |
else { |
|
$r->print("Unable to tie hash to db file"); |
$Count=0; |
} |
foreach my $key (sort(@discriminantKeys)) { |
} |
$Count++; |
else { |
if($low < $UpCnt || $Count > $up) { |
if (tie(%CachData,'GDBM_File',$CacheDB,&GDBM_WRCREAT,0640)) { |
$low++; |
tie(%DiscFac,'GDBM_File',$CachDisFac,&GDBM_WRCREAT,0640); |
my $str=$discriminantFactor->{$key}; |
tie(%GraphDat,'GDBM_File',$GraphDB,&GDBM_WRCREAT,0640); |
foreach(split(/\:/,$str)){ |
foreach (keys %DiscFac) {delete $CachData{$_};} |
if($_) { |
foreach (keys %CachData) {delete $CachData{$_};} |
if($low<$UpCnt) { push(@LowList,$_); } |
$DiscFlag=0; |
else { push(@UpList,$_); } |
&Build_Statistics(); |
} |
} |
} |
else { |
|
$r->print("Unable to tie hash to db file"); |
|
} |
} |
} |
} |
#$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); |
|
|
|
$r->print("\n".'</table>'."\n"); |
|
$r->rflush(); |
sub NumericSort { |
|
$a <=> $b; |
} |
} |
|
|
|
|
# ------------------------------------- Find the section of student in a course |
sub CreateProblemStatisticsTableHeading { |
|
my ($displayFormat,$sequenceSource,$sequenceTitle,$headings)=@_; |
|
if($displayFormat eq 'Display CSV Format') { |
|
$r->print('<br>"'.$sequenceTitle.'","'); |
|
$r->print($sequenceSource.'"'); |
|
return; |
|
} |
|
|
sub usection { |
$r->print('<br><a href="'.$sequenceSource. |
my ($udom,$unam,$courseid)=@_; |
'" target="_blank">'.$sequenceTitle.'</a>'); |
$courseid=~s/\_/\//g; |
|
$courseid=~s/^(\w)/\/$1/; |
my $Result = "\n".'<table border=2><tr><th>P#</th>'."\n"; |
map { |
for(my $nIndex=0; $nIndex < (scalar (keys %$headings)); $nIndex++) { |
my ($key,$value)=split(/\=/,$_); |
$Result .= '<th>'.'<input type="submit" name="'; |
$key=&Apache::lonnet::unescape($key); |
$Result .= 'ProblemStatisticsHeading" value="'; |
if ($key=~/^$courseid(?:\/)*(\w+)*\_st$/) { |
$Result .= $headings->{$nIndex}.'" />'.'</th>'."\n"; |
my $section=$1; |
} |
if ($key eq $courseid.'_st') { $section=''; } |
$Result .= "\n".'</tr>'."\n"; |
my ($dummy,$end,$start)=split(/\_/,&Apache::lonnet::unescape($value)); |
$r->print($Result); |
$section=($section) ? $section : '(none)'; |
$r->rflush(); |
$section=(int($section)) ? int($section) : $section; |
} |
# $r->print($unam.'...'.$section.'<br>'); |
|
return $section; |
sub CloseTable { |
} |
my ($cache)=@_; |
} split(/\&/,&Apache::lonnet::reply('dump:'.$udom.':'.$unam.':roles', |
if($cache->{'DisplayFormat'} eq 'Display CSV Format') { |
&Apache::lonnet::homeserver($unam,$udom))); |
return; |
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,$name,$list)=@_; |
my ($sname,$sdom) = split( /\:/, $student ); |
my %discriminantFactor; |
my $shome=&Apache::lonnet::homeserver( $sname,$sdom ); |
|
my $reply=&Apache::lonnet::reply('dump:'.$sdom.':'.$sname.':'.$coid,$shome ); |
my $totalTries = 0; |
my %result = (); |
my $totalAwarded = 0; |
my $ResId; |
my $tempProblemOrder=0; |
my $Dis = ''; |
my $spent=0; |
my $Code; |
my $spent_yes=0; |
my $Tries; |
my $TotDiscuss=0; |
my $ParCr; |
|
my $TotalTries = 0; |
|
my $TotalOpend = 0; |
my $TotalOpend = 0; |
my $ProbSolved = 0; |
my $ProbSolved = 0; |
my $ProbTot = 0; |
my $ProbTot = 0; |
|
my $TotFirst = 0; |
my $TimeTot = 0; |
my $TimeTot = 0; |
my $TotParCr = 0; |
my $Discussed=0; |
my $Wrongs; |
|
my %TempHash; |
|
my $Version; |
|
my $LatestVersion; |
|
my $SecLimit; |
|
my $MapLimit; |
|
unless ($reply=~/^error\:/) { |
|
map { |
|
my ($name,$value)=split(/\=/,&Apache::lonnet::unescape($_)); |
|
$result{$name}=$value; |
|
#$r->print($name.'='.$value.'<br>'); |
|
} split(/\&/,$reply); |
|
foreach $ResId (@cols) { |
|
if ( !$ResId ) { next; } |
|
$ResId=~/(\d+)\.(\d+)/; |
|
my $Map = &Apache::lonnet::declutter( $hash{'map_id_'.$1} ); |
|
if ( $CurMap ne 'All Maps' ) { |
|
my ( $ResMap, $NameMap ) = split(/\=/,$CurMap); |
|
if ( $Map ne $ResMap ) { next; } |
|
} |
|
my $meta=$hash{'src_'.$ResId}; |
|
my $PartNo = 0; |
|
$Dis .= ':'; |
|
undef %TempHash; |
|
map { |
|
if ($_=~/^stores\_(\d+)\_tries$/) { |
|
my $Part=&Apache::lonnet::metadata($meta,$_.'.part'); |
|
if ( $TempHash{"$Part"} eq '' ) { |
|
$TempHash{"$Part"} = $Part; |
|
$TempHash{$PartNo}=$Part; |
|
$TempHash{"$Part.Code"} = 'U'; |
|
$PartNo++; |
|
} |
|
} |
|
} split(/\,/,&Apache::lonnet::metadata($meta,'keys')); |
|
|
|
my $Prob = $Map.'___'.$2.'___'. |
foreach my $sequence (split(':', $cache->{'orderedSequences'})) { |
&Apache::lonnet::declutter( $hash{'src_'.$ResId} ); |
if($cache->{'ProblemStatisticsMap'} ne 'All Maps' && |
$Code='U'; |
$cache->{'ProblemStatisticsMap'} ne $cache->{$sequence.':title'}) { |
$Tries = 0; |
next; |
$ParCr = 0; |
} |
$Wrongs = 0; |
|
$LatestVersion = $result{"version:$Prob"}; |
my $Dis = ''; |
|
foreach my $problemID (split(':', $cache->{$sequence.':problems'})) { |
if ( $LatestVersion ) { |
my $problem = $cache->{$problemID.':problem'}; |
for ( my $Version=1; $Version<=$LatestVersion; $Version++ ) { |
my $LatestVersion = $cache->{$name.':version:'.$problem}; |
my $vkeys = $result{"$Version:keys:$Prob"}; |
|
my @keys = split(/\:/,$vkeys); |
# Output dashes for all the parts of this problem if there |
|
# is no version information about the current problem. |
foreach my $Key (@keys) { |
#if(!$LatestVersion) { |
if (($Key=~/\.(\w+)\.solved$/) && ($Key!~/^\d+\:/)) { |
# foreach my $part (split(/\:/,$cache->{$sequence.':'. |
my $Part = $1; |
# $problemID. |
$Tries = $result{"$Version:$Prob:resource.$Part.tries"}; |
# ':parts'})) { |
$ParCr = $result{"$Version:$Prob:resource.$Part.awarded"}; |
# $codes .= "-,"; |
my $Time = $result{"$Version:$Prob:timestamp"}; |
# $attempts .= "0,"; |
$TempHash{"$Part.Time"} = ($Time) ? $Time : 0; |
# } |
$TempHash{"$Part.Tries"} = ($Tries) ? $Tries : 0; |
# next; |
$TempHash{"$Part.ParCr"} = ($ParCr) ? $ParCr : 0; |
#} |
$TotalTries += $TempHash{"$Part.Tries"}; |
|
$TotParCr += $TempHash{"$Part.ParCr"}; |
my %partData=undef; |
#$r->print($Version.'---'.$Prob.'==='.$Time.'<br>'); |
# Initialize part data, display skips correctly |
my $Val = $result{"$Version:$Prob:resource.$Part.solved"}; |
# Skip refers to when a student made no submissions on that |
if ( $Val eq 'correct_by_student' ) |
# part/problem. |
{ $Wrongs = $Tries - 1; $Code = 'C'; } |
foreach my $part (split(/\:/,$cache->{$sequence.':'. |
elsif ( $Val eq 'correct_by_override' ) |
$problemID. |
{ $Wrongs = $Tries - 1; $Code = 'O'; } |
':parts'})) { |
elsif ( $Val eq 'incorrect_attempted' || |
$partData{$part.':tries'}=0; |
$Val eq 'incorrect_by_override' ) |
$partData{$part.':code'}='-'; |
{ $Wrongs = $Tries; $Code = 'I'; } |
|
$TempHash{"$Part.Code"} = $Code; |
|
$TempHash{"$Part.Wrongs"} = $Wrongs; |
|
} |
|
} |
|
} |
|
for ( my $n = 0; $n < $PartNo; $n++ ) { |
|
my $part = $TempHash{$n}; |
|
my $Yes = 0; |
|
if ( $TempHash{$part.'.Code'} eq 'C' || |
|
$TempHash{$part.'.Code'} eq 'O' ) |
|
{$ProbSolved++;$Yes=1;} |
|
my $ptr = "$hash{'title_'.$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; |
|
$ptr .= "*$ResId:$TempHash{$part.'.Tries'}". |
|
":$TempHash{$part.'.Wrongs'}". |
|
":$TempHash{$part.'.Code'}"; |
|
#$r->print($sname.' -- '.$ptr.'--- timestamp='.$TempHash{"$part.Time"}.'<br>'); |
|
push (@list, $ptr); |
|
$TotalOpend++; |
|
$ProbTot++; |
|
} |
|
} |
} |
else { |
|
for(my $n=0; $n<$PartNo; $n++) { |
# Looping through all the versions of each part, starting with the |
push (@list, "$hash{'title_'.$ResId}*$ResId:0:0:U"); |
# oldest version. Basically, it gets the most recent |
$ProbTot++; |
# 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 $time=0; |
|
my $awarded=0; |
|
$Discussed=0; |
|
my $code='U'; |
|
|
|
$awarded = $cache->{$name. |
|
"$Version:$problem:resource.". |
|
"$part.awarded"}; |
|
$partData{$part.':awarded'} = ($awarded) ? $awarded : 0; |
|
$totalAwarded += $awarded; |
|
|
|
$tries = $cache->{$name.":$Version:$problem". |
|
":resource.$part.tries"}; |
|
$partData{$part.':tries'} = ($tries) ? $tries : 0; |
|
$partData{$part.':wrong'} = $partData{$part.':tries'}; |
|
$totalTries += $tries; |
|
|
|
my $val = $cache->{$name.":$Version:$problem". |
|
":resource.$part.solved"}; |
|
if ($val eq 'correct_by_student') {$code = 'C';} |
|
elsif ($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';} |
|
$partData{$part.':code'}=$code; |
|
|
|
if($partData{$part.':wrong'} ne 0 && |
|
($code eq 'C' || $code eq 'O')) { |
|
$partData{$part.':wrong'}--; |
|
} |
|
} |
|
} |
|
|
|
# Loop through all the parts for the current problem in the |
|
# correct order and prepare the output |
|
foreach (split(/\:/,$cache->{$sequence.':'.$problemID. |
|
':parts'})) { |
|
my $Yes = 0; |
|
if($partData{$_.':code'} eq 'C' || |
|
$partData{$_.':code'} eq 'O') { |
|
$Yes=1; |
|
} |
|
#my $ptr = "$hash{'title_'.$ResId}"; |
|
my $ptr = $tempProblemOrder.'&'.$problemID; |
|
|
|
if($_ > 1) { |
|
$ptr .= "*(part $_)"; |
|
$Dis .= '&'; |
|
} |
|
|
|
my ($pr_no,$dod)=split('&',$ptr); |
|
my $DoDiff=$DoDiff{$dod}; |
|
# $r->print('<br>'.$name.'---'.$ptr.'==='.$DoDiff); |
|
|
|
my $Fac = ($partData{$_.':Tries'}) ? |
|
($partData{$_.':awarded'}/$partData{$_.':tries'}) : 0; |
|
my $DisF; |
|
if($Fac > 0 && $Fac < 1) { |
|
$DisF = sprintf( "%.4f", $Fac ); |
|
} else { |
|
$DisF = $Fac; |
|
} |
|
|
|
if ($Discuss{"$name:$problem"}) { |
|
$TotDiscuss++; |
|
$Discussed=1; |
|
} |
|
my $time = $cache->{"$name:$LatestVersion:$problem:timestamp"}; |
|
$Dis .= $tempProblemOrder.'='.$DisF.'+'.$Yes; |
|
$ptr .= '&'.$partData{$_.'.Tries'}. |
|
'&'.$partData{$_.'.Wrongs'}. |
|
'&'.$partData{$_.'.Code'}; |
|
push (@$list, $ptr."&$Discussed"); |
|
|
|
#### if ($DoDiff>0.85) { |
|
|
|
$TimeTot += $time; |
|
|
|
if ($Yes==1 && $partData{$_.'.Tries'}==1) { |
|
$TotFirst++; |
|
} |
|
my $Acts= $Activity{$name.':'.$problem}; |
|
if ($Acts) { |
|
my $Pt=&ProcAct( $Acts, $time ); |
|
#my ($spe,$beg) = split(/\+/,$Pt); |
|
my $spe= $Pt; |
|
if ($Yes==1) {$spent_yes += $spe;} |
|
$spent += $spe; |
|
#$Beg += $beg; |
|
# $r->print('<br>'.$name.'---'.$problem.'---'.$spe); |
} |
} |
} |
$TotalOpend++; |
|
$ProbTot++; |
|
|
|
$tempProblemOrder++; |
|
} |
} |
} |
if ( $TotalTries ) { |
my $pstr; |
my $DisFac = ( $TotalTries ) ? ($TotParCr/$TotalTries) : 0; |
if($totalTries) { |
# my $DisFactor = int(sprintf( "%.4f", $DisFac ) * 100); |
my $DisFac = ($totalAwarded/$totalTries); |
my $DisFactor = sprintf( "%.4f", $DisFac ); |
my $DisFactor = sprintf( "%.4f", $DisFac ); |
my $time; |
my $TS = sprintf( "%.2f", $spent ); |
if ($ProbSolved){ |
my $TS_yes = sprintf( "%.2f", $spent_yes ); |
$time = int(($TimeTot/$ProbSolved)/10000000); |
# $DiscFac{$DisFactor}=$Dis; |
} |
$pstr=$DisFactor.':'.$name.':'.$ProbTot.':'.$TotalOpend.':'. |
$DiscFac{($DisFactor.':'.$sname.':'.$ProbTot.':'.$TotalOpend.':'. |
$totalTries.':'.$ProbSolved.':'.$TotFirst.':'. |
$TotalTries.':'.$ProbSolved.':'.$time)}=$Dis; |
$TS_yes.':'.$TS.':'.$TotDiscuss; |
#$r->print($DisFactor.$sname.'<br> --- Dis= '.$Dis.'<br>'); |
$discriminantFactor{$pstr}=$Dis; |
} |
} |
} |
} |
#$r->print($sname.' PrCr= '.$TotParCr.' Slvd= '.$ProbSolved.' Tries='.$TotalTries.'<br>'); |
|
} |
|
|
|
|
return (\%discriminantFactor); |
# ------------------------------------------------------------ Build page table |
|
sub tracetable { |
|
my ($rid,$beenhere)=@_; |
|
$rid=~/(\d+)\.(\d+)/; |
|
$maps{&Apache::lonnet::declutter($hash{'map_id_'.$1})}='';#$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; |
|
$HWN++; |
|
$mapsort[$HWN]=$rid.$hash{'title_'.$rid}; |
|
#$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.'&'); |
|
|
|
if ($hash{'src_'.$frid}) { |
|
if ($hash{'src_'.$frid}=~ |
|
/\.(problem|exam|quiz|assess|survey|form)$/) { |
|
$cols[$#cols+1]=$frid; |
|
$mapsort[$HWN] .= '&'.$frid; |
|
} |
|
} |
|
} |
|
} else { |
|
if ($hash{'src_'.$rid}) { |
|
if ($hash{'src_'.$rid}=~ |
|
/\.(problem|exam|quiz|assess|survey|form)$/) { |
|
$cols[$#cols+1]=$rid; |
|
$mapsort[$HWN] .= '&'.$rid; |
|
} |
|
} |
|
} |
|
if (defined($hash{'to_'.$rid})) { |
|
map { |
|
&tracetable($hash{'goesto_'.$_},$beenhere); |
|
} split(/\,/,$hash{'to_'.$rid}); |
|
} |
|
} |
|
} |
} |
|
|
|
|
|
=pod |
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 863 sub MySort {
|
Line 848 sub MySort {
|
else { $a cmp $b; } |
else { $a cmp $b; } |
} |
} |
} |
} |
|
=cut |
|
|
sub Build_Statistics { |
sub BuildStatisticsTable { |
$r->print(<<ENDPOP); |
my ($cache,$discriminantFactor,$list,$headings,$students)=@_; |
<script> |
|
popwin=open('','popwin','width=400,height=100'); |
|
popwin.document.writeln('<html><body bgcolor="#8cee8c">'+ |
|
'<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(); |
#6666666 |
# ---------------------------- Gathering the Data of students' tries |
# my $file="/home/httpd/perl/tmp/183d.txt"; |
my $index; |
# open(OUT, ">$file"); |
for ($index=0;$index<=$#students;$index++) { |
#6666666 |
#----------- update progress |
&Create_PrgWin(); |
$r->print('<script>popwin.document.popremain.remaining.value="'. |
##777777 |
'Computing '.($index+1).'/'.($#students+1).': '. |
## &LoadActivityLog(); |
$students[$index].'";</script>'); |
## $r->print('<script>popwin.document.popremain.remaining.value="'. |
$r->rflush(); |
## 'Loading Discussion...";</script>'); |
|
## &LoadDoDiffFile(); |
&ExtractStudentData($students[$index],$cid); |
&LoadDiscussion(); |
} |
|
#--------------------- close Progress Line |
my $p_count = 0; |
$r->print('<script>popwin.close()</script>'); |
my $nIndex = 0; |
$r->rflush(); |
my $dummy; |
# -------------------- 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 |
|
while ( $nIdx < $NoElements ) { |
|
my %storestats=(); |
|
my ($Prob,$Tries,$Wrongs,$Code)=split(/\:/,$list[$nIdx]); |
|
my $Temp = $Prob; |
|
my $MxTries = 0; |
|
my $TotalTries = 0; |
|
my $YES = 0; |
|
my $Incorrect = 0; |
|
my $Override = 0; |
|
my $StdNo = 0; |
|
my @StdLst; |
|
do { |
|
$nIdx++; |
|
$StdNo++; |
|
$StdLst[ $StdNo ] = $Tries; |
|
$TotalTries += $Tries; |
|
if ( $MxTries < $Tries ) { $MxTries = $Tries; } |
|
if ( $Code eq 'C' ){ $YES++; } |
|
elsif( $Code eq 'I' ) { $Incorrect++; } |
|
elsif( $Code eq 'O' ) { $Override++; } |
|
elsif( $Code eq 'U' ) { $StdNo--; } |
|
($Prob,$Tries,$Wrongs,$Code)=split(/\:/,$list[$nIdx]); |
|
} while ( $Prob eq $Temp && $nIdx < $NoElements ); |
|
|
|
$p_count++; |
|
|
|
($Temp,$ResId)=split(/\*/,$Temp); |
|
|
|
$Temp = '<a href="'.$hash{'src_'.$ResId}.'" target="_blank">'.$Temp.'</a>'; |
foreach my $sequence (split(':', $cache->{'orderedSequences'})) { |
|
if($cache->{'ProblemStatisticsMap'} ne 'All Maps' && |
my $res = &Apache::lonnet::declutter($hash{'src_'.$ResId}); |
$cache->{'ProblemStatisticsMap'} ne $cache->{$sequence.':title'}) { |
my $urlres=$res; |
next; |
|
} |
|
|
$ResId=~/(\d+)\.(\d+)/; |
&CreateProblemStatisticsTableHeading($cache->{'DisplayFormat'}, |
my $Map = &Apache::lonnet::declutter( $hash{'map_id_'.$1} ); |
$cache->{$sequence.':source'}, |
$urlres=$Map; |
$cache->{$sequence.':title'}, |
|
$headings); |
|
|
|
##777777 |
|
## &Classify($discriminantFactor, $students); |
|
|
|
|
|
my ($Hid,$pr)=split(/\:/,$mapsort{$_}); |
|
my @lpr=split(/\&/,$pr); |
|
for (my $i=1; $i<=$#lpr; $i++) { |
|
my %storestats=(); |
|
my ($PrOrd,$Prob,$Tries,$Wrongs,$Code,$Disc)=split(/\&/,$list->[$nIndex]); |
|
my $Temp = $Prob; |
|
my $MxTries = 0; |
|
my $TotalTries = 0; |
|
my $YES = 0; |
|
my $Incorrect = 0; |
|
my $Override = 0; |
|
my $StdNo = 0; |
|
my $DiscNo=0; |
|
my @StdLst; |
|
while ( $PrOrd == $lpr[$i] ) |
|
{ |
|
$nIndex++; |
|
$StdNo++; |
|
$StdLst[ $StdNo ] = $Tries; |
|
$TotalTries += $Tries; |
|
if ( $MxTries < $Tries ) { $MxTries = $Tries; } |
|
if ( $Code eq 'C' ){ $YES++; } |
|
elsif( $Code eq 'I' ) { $Incorrect++; } |
|
elsif( $Code eq 'O' ) { $Override++; } |
|
elsif( $Code eq 'U' ) { $StdNo--; } |
|
($PrOrd,$Prob,$Tries,$Wrongs,$Code,$Disc)=split(/\&/,$list->[$nIndex]); |
|
} |
|
|
|
$p_count++; |
|
my $Dummy; |
|
($ResId,$Dummy)=split(/\*/,$Temp); |
|
|
|
$Temp = '<a href="'.$hash{'src_'.$ResId}. |
|
'" target="_blank">'.$hash{'title_'.$ResId}.$Dummy.'</a>'; |
|
|
|
my $res = &Apache::lonnet::declutter($hash{'src_'.$ResId}); |
|
my $urlres=$res; |
|
|
|
$ResId=~/(\d+)\.(\d+)/; |
|
my $Map = &Apache::lonnet::declutter( $hash{'map_id_'.$1} ); |
|
$urlres=$Map; |
|
|
|
$res = '<a href="'.$hash{'src_'.$ResId}.'">'.$res.'</a>'; |
$res = '<a href="'.$hash{'src_'.$ResId}.'">'.$res.'</a>'; |
#$Map = '<a href="'.$Map.'">'.$res.'</a>'; |
|
|
#$Map = '<a href="'.$Map.'">'.$res.'</a>'; |
|
|
|
#------------------------ Compute the Average of Tries about one problem |
#------------------------ Compute the Average of Tries about one problem |
my $Average = ($StdNo) ? $TotalTries/$StdNo : 0; |
my $Average = ($StdNo) ? $TotalTries/$StdNo : 0; |
|
|
$storestats{$ENV{'request.course.id'}.'___'.$urlres.'___timestamp'}=time; |
$storestats{$ENV{'request.course.id'}.'___'.$urlres.'___timestamp'}=time; |
$storestats{$ENV{'request.course.id'}.'___'.$urlres.'___stdno'}=$StdNo; |
$storestats{$ENV{'request.course.id'}.'___'.$urlres.'___stdno'}=$StdNo; |
$storestats{$ENV{'request.course.id'}.'___'.$urlres.'___avetries'}=$Average; |
$storestats{$ENV{'request.course.id'}.'___'.$urlres.'___avetries'}=$Average; |
|
|
#-------------------------------- Compute percentage of Wrong tries |
#-------------------------------- Compute percentage of Wrong tries |
my $Wrong = ( $StdNo ) ? 100 * ( $Incorrect / $StdNo ) : 0; |
my $Wrong = ( $StdNo ) ? 100 * ( $Incorrect / $StdNo ) : 0; |
|
|
#-------------------------------- Compute Standard Deviation |
#-------------------------------- Compute Standard Deviation |
my $StdDev = 0; |
my $StdDev = 0; |
if ( $StdNo > 1 ) { |
if ( $StdNo > 1 ) { |
for ( my $n = 0; $n < $StdNo; $n++ ) { |
for ( my $n = 0; $n < $StdNo; $n++ ) { |
my $Dif = $StdLst[ $n ]-$Average; |
my $Dif = $StdLst[ $n ]-$Average; |
$StdDev += $Dif*$Dif; |
$StdDev += $Dif*$Dif; |
} |
} |
$StdDev /= ( $StdNo - 1 ); |
$StdDev /= ( $StdNo - 1 ); |
$StdDev = sqrt( $StdDev ); |
$StdDev = sqrt( $StdDev ); |
} |
} |
|
|
#-------------------------------- Compute Degree of Difficulty |
#-------------------------------- Compute Degree of Difficulty |
my $DoDiff = 0; |
my $DoDiff = 0; |
if( $TotalTries > 0 ) { |
if( $TotalTries > 0 ) { |
$DoDiff = 1 - ( ( $YES + $Override ) / $TotalTries ); |
$DoDiff = 1 - ( ( $YES + $Override ) / $TotalTries ); |
# $DoDiff = ($TotalTries)/($YES + $Override+ 0.1); |
# $DoDiff = ($TotalTries)/($YES + $Override+ 0.1); |
} |
} |
|
|
$storestats{$ENV{'request.course.id'}.'___'.$urlres.'___difficulty'}=$DoDiff; |
$storestats{$ENV{'request.course.id'}.'___'.$urlres.'___difficulty'}=$DoDiff; |
|
|
#-------------------------------- Compute the Skewness |
#-------------------------------- Compute the Skewness |
my $Skewness = 0; |
my $Skewness = 0; |
my $Sum = 0; |
my $Sum = 0; |
if ( $StdNo > 0 && $StdDev > 0 ) { |
if ( $StdNo > 0 && $StdDev > 0 ) { |
for ( my $n = 0; $n < $StdNo; $n++ ) { |
for ( my $n = 0; $n < $StdNo; $n++ ) { |
my $Dif = $StdLst[ $n ]-$Average; |
my $Dif = $StdLst[ $n ]-$Average; |
$Skewness += $Dif*$Dif*$Dif; |
$Skewness += $Dif*$Dif*$Dif; |
} |
} |
$Skewness /= $StdNo; |
$Skewness /= $StdNo; |
$Skewness /= $StdDev*$StdDev*$StdDev; |
$Skewness /= $StdDev*$StdDev*$StdDev; |
} |
} |
#----------------- Some restition in presenting the float numbers |
|
my $Avg = sprintf( "%.2f", $Average ); |
|
my $Wrng = sprintf( "%.1f", $Wrong ); |
|
my $SD = sprintf( "%.1f", $StdDev ); |
|
my $DoD = sprintf( "%.2f", $DoDiff ); |
|
my $Sk = sprintf( "%.1f", $Skewness ); |
|
|
|
$CachData{($p_count-1)}=$Temp.':'.$StdNo.':'.$TotalTries.':'. |
|
$MxTries.':'.$Avg.':'.$YES.':'. |
|
$Override.':'.$Wrng.':'.$SD.':'. |
|
$Sk.':'.$DoD.':'.$Map.':'.$Prob; |
|
|
|
$urlres=~/^(\w+)\/(\w+)/; |
|
if ($StdNo) { |
|
&Apache::lonnet::put('resevaldata',\%storestats,$1,$2); |
|
} |
|
|
|
|
#--------------------- Compute the Discrimination Factors |
|
my ($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 |
|
my $Avg = sprintf( "%.2f", $Average ); |
|
my $Wrng = sprintf( "%.1f", $Wrong ); |
|
my $SD = sprintf( "%.1f", $StdDev ); |
|
my $DoD = sprintf( "%.2f", $DoDiff ); |
|
my $Sk = sprintf( "%.1f", $Skewness ); |
|
my $join = $lpr[$i].'&'.$Temp.'&'.$StdNo.'&'. |
|
$TotalTries.'&'.$MxTries.'&'.$Avg.'&'. |
|
$YES.'&'.$Override.'&'.$Wrng.'&'.$DoD.'&'. |
|
$SD.'&'.$Sk.'&'.$_D1.'&'.$_D2.'&'. |
|
$DiscNo.'&'.$Prob; |
|
$CachData{($p_count-1)}=$join; |
|
|
|
#6666666 |
|
# $r->print('<br>'.$out.'&'.$DoD); |
|
# print (OUT $out.'@'.$DoD.'&'); |
|
#6666666 |
|
|
|
$urlres=~/^(\w+)\/(\w+)/; |
|
if ($StdNo) { |
|
&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)); |
$r->print( "\n".'<tr>'. |
} |
"\n".'<td>'.$p_count.'</td>'. |
&CloseTable($cache); |
"\n".'<td>'.$Temp.'</td>'. |
|
"\n".'<td>'.$StdNo.'</td>'. |
|
"\n".'<td>'.$TotalTries.'</td>'. |
|
"\n".'<td>'.$MxTries.'</td>'. |
|
"\n".'<td>'.$Avg.'</td>'. |
|
"\n".'<td>'.$YES.'</td>'. |
|
"\n".'<td>'.$Override.'</td>'. |
|
"\n".'<td>'.$Wrng.'</td>'. |
|
"\n".'<td>'.$SD.'</td>'. |
|
"\n".'<td>'.$Sk.'</td>'. |
|
"\n".'<td>'.$DoD.'</td>'. |
|
"\n".'<td>'.$Map.'</td>'. |
|
"\n".'</tr>' ); |
|
$GraphDat{$nIdx}=$DoD.':'.$Wrng; |
|
} |
|
} |
} |
|
&Close_PrgWin(); |
|
#666666 |
|
# close( OUT ); |
|
#666666 |
} |
} |
|
|
|
=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'}}; |
$p_count = 0; |
if ($Pos > 0) {$Pos++;} |
|
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); |
|
|
for ( my $nIdx = 0; $nIdx < $p_count; $nIdx++ ) { |
my $nIndex=0; |
my( $Pre, $Post ) = split(/\&/,$list[$nIdx]); |
|
my ($Temp,$StdNo,$TotalTries,$MxTries,$Avg,$YES, |
if ( $Pos == 0 ) { |
$Override,$Wrng,$SD,$Sk,$DoD,$res,$Prob)=split(/\:/,$Post); |
foreach (sort keys %mapsort) { |
$r->print( "\n".'<tr>'. |
my ($Hid,$pr)=split(/\:/,$mapsort{$_}); |
"\n".'<td>'.($nIdx+1).'</td>'. |
&CreateProblemStatisticsTableHeading($cache,1,$Hid); |
"\n".'<td bgcolor="#FFFFFF">'.$Temp.'</td>'. |
my @lpr=split(/\&/,$pr); |
"\n".'<td>'.$StdNo.'</td>'. |
for (my $i=1; $i<=$#lpr; $i++) { |
"\n".'<td>'.$TotalTries.'</td>'. |
my($Pre, $Post) = split(/\@/,$list[$nIndex]); |
"\n".'<td>'.$MxTries.'</td>'. |
#$r->print('<br>'.$Pre.'---'.$Post); |
"\n".'<td>'.$Avg.'</td>'. |
&TableRow($cache,$Post,$i,$nIndex); |
"\n".'<td>'.$YES.'</td>'. |
$nIndex++; |
"\n".'<td>'.$Override.'</td>'. |
} |
"\n".'<td>'.$Wrng.'</td>'. |
&CloseTable($cache); |
"\n".'<td>'.$SD.'</td>'. |
} |
"\n".'<td>'.$Sk.'</td>'. |
} |
"\n".'<td>'.$DoD.'</td>'. |
else { |
"\n".'<td>'.$res.'</td>'. |
&CreateProblemStatisticsTableHeading($cache,0); |
"\n".'</tr>' ); |
for ( my $nIndex = 0; $nIndex < $p_count; $nIndex++ ) { |
$GraphDat{$nIdx}=$DoD.':'.$Wrng; |
my($Pre, $Post) = split(/\@/,$list[$nIndex]); |
} |
&TableRow($cache,$Post,$nIndex,$nIndex); |
|
} |
|
&CloseTable($cache); |
|
} |
|
} |
|
=cut |
|
|
|
|
|
|
|
sub TableRow { |
|
my ($Str,$Idx,$RealIdx)=@_; |
|
my($PrOrd,$Temp,$StdNo,$TotalTries,$MxTries,$Avg,$YES,$Override, |
|
$Wrng,$DoD,$SD,$Sk,$_D1,$_D2,$DiscNo,$Prob)=split(/\&/,$Str); |
|
if ($ENV{'form.showcsv'}) { |
|
my ($ResId,$Dummy)=split(/\*/,$Prob); |
|
my $Ptr = "\n".'<br>'. |
|
"\n".'"'.($RealIdx+1).'",'. |
|
"\n".'"'.$hash{'title_'.$ResId}.$Dummy.'",'. |
|
"\n".'"'.$hash{'src_'.$ResId}.'",'. |
|
"\n".'"'.$StdNo.'",'. |
|
"\n".'"'.$TotalTries.'",'. |
|
"\n".'"'.$MxTries.'",'. |
|
"\n".'"'.$Avg.'",'. |
|
"\n".'"'.$YES.'",'. |
|
"\n".'"'.$Override.'",'. |
|
"\n".'"'.$Wrng.'",'. |
|
"\n".'"'.$DoD.'",'. |
|
"\n".'"'.$SD.'",'. |
|
"\n".'"'.$Sk.'",'. |
|
"\n".'"'.$_D1.'",'. |
|
"\n".'"'.$_D2.'"'. |
|
"\n".'"'.$DiscNo.'"'; |
|
|
|
$r->print("\n".$Ptr); |
|
} |
|
else{ |
|
my $Ptr = "\n".'<tr>'. |
|
"\n".'<td>'.($RealIdx+1).'</td>'. |
|
# "\n".'<td>'.$PrOrd.$Temp.'</td>'. |
|
"\n".'<td>'.$Temp.'</td>'. |
|
"\n".'<td bgcolor='.$color{"yellow"}.'> '.$StdNo.'</td>'. |
|
"\n".'<td bgcolor='.$color{"yellow"}.'>'.$TotalTries.'</td>'. |
|
"\n".'<td bgcolor='.$color{"yellow"}.'>'.$MxTries.'</td>'. |
|
"\n".'<td bgcolor='.$color{"gb"}.'>'.$Avg.'</td>'. |
|
"\n".'<td bgcolor='.$color{"gb"}.'> '.$YES.'</td>'. |
|
"\n".'<td bgcolor='.$color{"gb"}.'> '.$Override.'</td>'. |
|
"\n".'<td bgcolor='.$color{"red"}.'> '.$Wrng.'</td>'. |
|
"\n".'<td bgcolor='.$color{"red"}.'> '.$DoD.'</td>'. |
|
"\n".'<td bgcolor='.$color{"green"}.'> '.$SD.'</td>'. |
|
"\n".'<td bgcolor='.$color{"green"}.'> '.$Sk.'</td>'. |
|
"\n".'<td bgcolor='.$color{"purple"}.'> '.$_D1.'</td>'. |
|
"\n".'<td bgcolor='.$color{"purple"}.'> '.$_D2.'</td>'. |
|
"\n".'<td bgcolor='.$color{"yellow"}.'> '.$DiscNo.'</td>'; |
|
$r->print("\n".$Ptr.'</tr>' ); |
|
} |
|
$GraphDat{$RealIdx}=$DoD.':'.$Wrng; |
|
} |
|
|
|
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>'; |
|
$Ptr .= '<tr><td><b>Disc.</b></td>'; |
|
$Ptr .= '<td>Number of Students had at least one discussion.'; |
|
$Ptr .= '</td></tr></table>'; |
|
|
|
return $Ptr; |
|
} |
|
|
|
#---- END Problem Statistics Web Page ---------------------------------------- |
|
|
|
#---- Problem Statistics Graph Web Page -------------------------------------- |
|
|
# ------------------------------------------- Prepare data for Graphical chart |
# ------------------------------------------- Prepare data for Graphical chart |
|
|
sub GetGraphData { |
sub GetGraphData { |
my $Tag = shift; |
my $ylab = shift; |
my $Col; |
my $Col; |
my $data=''; |
my $data=''; |
my $count = 0; |
my $count = 0; |
Line 1087 sub GetGraphData {
|
Line 1266 sub GetGraphData {
|
foreach (keys %GraphDat) {delete $GraphDat{$_};} |
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 ( $Tag eq 'DoDiff Graph' ) { |
if ( $ylab eq 'DoDiff Graph' ) { |
$Tag = 'Degree-of-Difficulty'; |
$ylab = 'Degree-of-Difficulty'; |
$Col = 0; |
$Col = 0; |
} |
} |
else { |
else { |
$Tag = 'Wrong-Percentage'; |
$ylab = 'Wrong-Percentage'; |
$Col = 1; |
$Col = 1; |
} |
} |
foreach (sort NumericSort keys %GraphDat) { |
foreach (sort NumericSort keys %GraphDat) { |
Line 1102 sub GetGraphData {
|
Line 1281 sub GetGraphData {
|
$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 = $ENV{'course.'.$cid.'.description'}; |
$Course =~ s/\ /"_"/eg; |
$Course =~ s/\ /"_"/eg; |
$GData=$Course.'&'.$Tag.'&'.$Max.'&'.$count.'&'.$data; |
$GData=$Course.'&'.'Problems'.'&'.$ylab.'&'.$Max.'&'.$count.'&'.$data; |
|
|
} |
} |
else { |
else { |
$r->print("Unable to tie hash to db file"); |
$r->print("Unable to tie hash to db file"); |
} |
} |
} |
} |
} |
} |
|
#---- Problem Analysis Web Page ---------------------------------------------- |
|
|
|
sub IntervalOptions { |
|
my ($cache)=@_; |
|
|
sub initial { |
my $interval = 1; |
# --------------------------------- Initialize the global varaibles |
for(my $n=1; $n<=7; $n++) { |
undef @students; |
if($cache->{'Interval'} == $n) { |
undef @cols; |
$interval = $n; |
undef %maps; |
} |
undef %section; |
} |
undef %StuBox; |
|
undef @list; |
my $Ptr = '<br><b>Select number of intervals</b>'."\n". |
undef %CachData; |
'<select name="Interval">'."\n"; |
undef %GraphDat; |
for(my $n=1; $n<=7;$ n++) { |
undef %DiscFac; |
$Ptr .= '<option'; |
undef $CurMap; |
if($interval == $n) { |
undef $CurSec; |
$Ptr .= ' selected'; |
undef $CurStu; |
} |
undef $p_count; |
$Ptr .= '>'.$n."</option>"."\n"; |
undef $Pos; |
} |
undef $GData; |
$Ptr .= '</select>'."\n"; |
|
|
|
return $Ptr; |
} |
} |
|
|
|
sub OptionResponseTable { |
|
my ($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++; |
|
} |
|
$Str .= '</table>'."\n"; |
|
|
sub ClassList { |
return $Str; |
|
} |
&GetStatus(); |
|
|
#---- END Problem Analysis Web Page ------------------------------------------ |
$cid=$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; |
#---- Student Assessment Web Page -------------------------------------------- |
#foreach(@mapsort) { |
|
# $c++; |
# ------ Create different Student Report |
# $r->print('<br>'.$mapsort[$c]); |
sub StudentReport { |
#} |
my ($cache, $name)=@_; |
#$r->print('<br> Count = '.$c); |
|
|
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"; |
} |
} |
|
|
# ------------------------------------------------------------- End render page |
$Str .= '</table>'."\n"; |
else { |
|
$r->print('<h3>Undefined course sequence</h3>'); |
return $Str; |
|
} |
|
|
|
#---- END Student Assessment Web Page ---------------------------------------- |
|
|
|
#---- Menu Web Page ---------------------------------------------------------- |
|
|
|
#---- END Menu Web Page ------------------------------------------------------ |
|
|
|
#---- HELPER FUNCTIONS ------------------------------------------------------- |
|
|
|
sub CheckFormElement { |
|
my ($cache, $ENVName, $cacheName, $default)=@_; |
|
|
|
if(defined($ENV{'form.'.$ENVName})) { |
|
$cache->{$cacheName} = $ENV{'form.'.$ENVName}; |
|
} elsif(!defined($cache->{$cacheName})) { |
|
$cache->{$cacheName} = $default; |
} |
} |
&MapSecOptions(); |
|
|
return; |
} |
} |
|
|
|
sub ProcessFormData{ |
|
my ($cache)=@_; |
|
|
|
$cache->{'reportKey'} = 'false'; |
|
|
sub Menu { |
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
my $InpStr = $ENV{'form.sort'}; |
['sort','download']); |
if ( $InpStr eq 'DoDiff Graph' || $InpStr eq '%Wrong Graph' ) { |
&CheckFormElement($cache, 'Status', 'Status', 'Active'); |
&GetGraphData($InpStr); |
&CheckFormElement($cache, 'postdata', 'reportSelected', 'Class list'); |
$r->print('<IMG src="/cgi-bin/graph.gif?'.$GData.'" />'); |
&CheckFormElement($cache, 'reportSelected', 'reportSelected', |
|
'Class list'); |
|
&CheckFormElement($cache, 'DownloadAll', 'DownloadAll', 'false'); |
|
&CheckFormElement($cache, 'sort', 'sort', 'fullname'); |
|
&CheckFormElement($cache, 'download', 'download', 'false'); |
|
|
|
if(defined($ENV{'form.CreateStudentAssessment'}) || |
|
defined($ENV{'form.NextStudent'}) || |
|
defined($ENV{'form.PreviousStudent'})) { |
|
$cache->{'reportSelected'} = 'Student Assessment'; |
} |
} |
else { |
if(defined($ENV{'form.NextStudent'})) { |
$r->print('<html><head><title>LON-CAPA Statistics</title></head>'); |
$cache->{'StudentAssessmentMove'} = 'next'; |
|
} elsif(defined($ENV{'form.PreviousStudent'})) { |
|
$cache->{'StudentAssessmentMove'} = 'previous'; |
|
} else { |
|
$cache->{'StudentAssessmentMove'} = 'selected'; |
|
} |
|
&CheckFormElement($cache, 'StudentAssessmentMap', 'StudentAssessmentMap', |
|
'All Maps'); |
|
&CheckFormElement($cache, 'StudentAssessmentStudent', |
|
'StudentAssessmentStudent', 'No Student Selected'); |
|
|
|
foreach (keys(%ENV)) { |
|
if(/form\.Analyze:::/) { |
|
# $cache->{'reportSelected'} = 'Analyze'; |
|
# $cache->{'reportKey'} = 'Problem Analysis'; |
|
my ($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'); |
|
} |
|
} |
|
|
$r->print('<body bgcolor="#FFFFFF">'. |
return; |
'<script>window.focus(); window.width=500;window.height=500; </script>'. |
|
'<img align=right src=/adm/lonIcons/lonlogos.gif>'); |
# Select page to display |
# ---------------------------------------------------------------- Course title |
if(defined($ENV{'form.ProblemStatistics'}) || |
$r->print('<h1> Course : "'. |
defined($ENV{'form.ProblemStatisticsRecalculate'}) || |
$ENV{'course.'.$ENV{'request.course.id'}. |
defined($ENV{'form.DisplayCSVFormat'})) { |
'.description'}.'"</h1><h2>'.localtime().'</h2>'); |
$cache->{'GoToPage'} = 'ProblemStatistics'; |
# ------------------------------- This is going to take a while, produce output |
&CheckFormElement($cache, 'DisplayCSVFormat', |
$r->rflush(); |
'DisplayFormat', 'Display Table Format'); |
|
&CheckFormElement($cache, 'Ascend','ProblemStatisticsAscend', |
$r->print("\n".'<form name=stat method=post action="/adm/statistics" >'); |
'Ascending'); |
|
&CheckFormElement($cache, 'Maps', 'ProblemStatisticsMap', |
my $content = $ENV{'form.sort'}; |
'All Maps'); |
if ($content eq '' || $content eq 'Return to Menu') { |
} elsif(defined($ENV{'form.ProblemAnalysis'})) { |
my $Ptr = '<h3>'; |
$cache->{'GoToPage'} = 'ProblemAnalysis'; |
$Ptr .= '<input type=submit name=sort value="Problem Evaluation"/>';#General Statistics"/>'; |
&CheckFormElement($cache, 'Interval', 'Interval', '1'); |
$Ptr .= '<br><br>'; |
} elsif(defined($ENV{'form.DoDiffGraph'})) { |
$Ptr .= '<input type=submit name=sort value="Student Assessment"/>'; |
$cache->{'GoToPage'} = 'DoDiffGraph'; |
$Ptr .= '<br><br>'; |
} elsif(defined($ENV{'form.PercentWrongGraph'})) { |
# $Ptr .= '<input type=submit name=sort value=Discrimination>';#"Problem Evaluation"/>'; |
$cache->{'GoToPage'} = 'PercentWrongGraph'; |
$Ptr .= '</h3>'; |
} elsif(defined($ENV{'form.ActivityLog'})) { |
$r->print( $Ptr ); |
$cache->{'GoToPage'} = 'ActivityLog'; |
} |
} else { |
else { |
$cache->{'GoToPage'} = 'Menu'; |
&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>'); |
|
$r->rflush(); |
|
} |
} |
|
|
|
&CheckFormElement($cache, 'Status', 'Status', 'Active'); |
|
|
|
return; |
} |
} |
|
|
sub StudentOptions { |
=pod |
my $OpSel5=''; |
|
$CurStu = $ENV{'form.student'}; |
=item &SortStudents() |
if ( $CurStu eq '' ) { |
|
$CurStu = 'All Students'; |
Determines which students to display and in which order. Which are |
$OpSel5 = 'selected'; |
displayed are determined by their status(active/expired). The order |
} |
is determined by the sort button pressed (default to username). The |
my $Ptr =''; |
type of sorting is username, lastname, or section. |
# ----------------------------------- Loading the Students Combobox |
|
$Ptr .= '<br><b>Select Student</b>'."\n". |
=over 4 |
'<select name="student">'."\n". |
|
'<option '.$OpSel5.'>All Students</option>'; |
Input: $students, $CacheData |
foreach my $key ( sort keys %StuBox ) { |
|
$Ptr .= '<option'; |
$students: A array pointer to a list of students (username:domain) |
if ($CurStu eq $key) {$Ptr .= ' selected';} |
|
$Ptr .= '>'.$key."</option>\n"; |
$CacheData: A pointer to the hash tied to the cached data |
|
|
|
Output: \@order |
|
|
|
@order: An ordered list of students (username:domain) |
|
|
|
=back |
|
|
|
=cut |
|
|
|
sub SortStudents { |
|
my ($cache)=@_; |
|
|
|
my @students = split(':::',$cache->{'NamesOfStudents'}); |
|
my @sorted1Students=(); |
|
foreach (@students) { |
|
if($cache->{'Status'} eq 'Any' || |
|
$cache->{$_.':Status'} eq $cache->{'Status'}) { |
|
push(@sorted1Students, $_); |
|
} |
} |
} |
$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'; } |
my $sortBy = ''; |
else { $OpSel1 = 'selected'; } |
if(defined($cache->{'sort'})) { |
$CurMap = $ENV{'form.maps'}; |
$sortBy = ':'.$cache->{'sort'}; |
if ( $CurMap eq '' ) { |
|
$CurMap = 'All Maps'; |
|
$OpSel3 = 'selected'; |
|
} |
|
$CurSec = $ENV{'form.section'}; |
|
if ( $CurSec eq '' ) { |
|
$CurSec = 'All Sections'; |
|
$OpSel4 = 'selected'; |
|
} |
} |
|
my @order = sort { $cache->{$a.$sortBy} cmp $cache->{$b.$sortBy} || |
|
$cache->{$a.':fullname'} cmp $cache->{$b.':fullname'} } |
|
@sorted1Students; |
|
|
|
return \@order; |
} |
} |
|
|
|
sub PrepareData { |
|
my ($c, $cacheDB)=@_; |
|
|
sub MapSecOptions { |
# Test for access to the cache data |
# ----------------------------------- Loading the Maps Combobox |
my $courseID=$ENV{'request.course.id'}; |
my $Ptr = '<br>'; |
my $isRecalculate=0; |
$Ptr .= '<br><input type="submit" name="sort" value="Return to Menu" />'; |
if(defined($ENV{'form.Recalculate'})) { |
$Ptr .= '<br><b> Select Map </b>'."\n". |
$isRecalculate=1; |
'<select name="maps">'."\n". |
|
'<option '.$OpSel3.'>All Maps</option>'; |
|
foreach my $key ( sort keys %maps ) { |
|
$Ptr .= '<option'; |
|
if ($CurMap eq $key) {$Ptr .= ' selected';} |
|
$Ptr .= '>'.$key."</option>\n"; |
|
} |
} |
$Ptr .= '</select>'; |
|
$Ptr .= ' '; |
|
|
|
# ----------------------------------- Loading the Sections Combobox |
my $isCached = &Apache::loncoursedata::TestCacheData($cacheDB, |
$Ptr .= '<br><b>Select Section</b>'."\n". |
$isRecalculate); |
'<select name="section">'."\n". |
if($isCached < 0) { |
'<option '.$OpSel4.'>All Sections</option>'; |
return "Unable to tie hash to db file."; |
foreach my $key ( sort keys %section ) { |
} |
$Ptr .= '<option'; |
|
if ($CurSec eq $key) {$Ptr .= ' selected';} |
# Download class list information if not using cached data |
$Ptr .= '>'.$key."</option>"."\n"; |
my %cache; |
|
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_WRCREAT,0640)) { |
|
return "Unable to tie hash to db file."; |
|
} |
|
|
|
if(!$isCached) { |
|
my $processTopResourceMapReturn= |
|
&Apache::loncoursedata::ProcessTopResourceMap(\%cache, $c); |
|
if($processTopResourceMapReturn ne 'OK') { |
|
untie(%cache); |
|
return $processTopResourceMapReturn; |
|
} |
|
} |
|
|
|
if($c->aborted()) { |
|
untie(%cache); |
|
return 'aborted'; |
|
} |
|
|
|
my $classlist=&Apache::loncoursedata::DownloadClasslist($courseID, |
|
$cache{'ClasslistTimestamp'}, |
|
$c); |
|
foreach (keys(%$classlist)) { |
|
if(/^(con_lost|error|no_such_host)/i) { |
|
untie(%cache); |
|
return "Error getting student data."; |
|
} |
} |
} |
$Ptr .= '</select>'."\n"; |
|
|
|
$r->print( $Ptr ); |
if($c->aborted()) { |
|
untie(%cache); |
|
return 'aborted'; |
|
} |
|
|
|
# Active is a temporary solution, remember to change |
|
Apache::loncoursedata::ProcessClasslist(\%cache,$classlist,$courseID,$c); |
|
if($c->aborted()) { |
|
untie(%cache); |
|
return 'aborted'; |
|
} |
|
|
|
&ProcessFormData(\%cache); |
|
my $students = &SortStudents(\%cache); |
|
|
|
if($cache{'download'} ne 'false') { |
|
my $who = $cache{'download'}; |
|
my $courseData = |
|
&Apache::loncoursedata::DownloadStudentCourseInformation( |
|
$who, $courseID, |
|
$cache{$who.':lastDownloadTime'}); |
|
&Apache::loncoursedata::ProcessStudentData(\%cache, $courseData, $who); |
|
$cache{'download'} = 'false'; |
|
} elsif($cache{'DownloadAll'} ne 'false') { |
|
my @allStudents; |
|
if($cache{'DownloadAll'} eq 'sorted') { |
|
@allStudents = @$students; |
|
} else { |
|
@allStudents = split(':::', $cache{'NamesOfStudents'}); |
|
} |
|
foreach (@allStudents) { |
|
my $courseData = |
|
&Apache::loncoursedata::DownloadStudentCourseInformation( |
|
$_, $courseID, |
|
$cache{$_.':lastDownloadTime'}); |
|
&Apache::loncoursedata::ProcessStudentData(\%cache, $courseData, |
|
$_); |
|
if($c->aborted()) { |
|
untie(%cache); |
|
return 'aborted'; |
|
} |
|
} |
|
$cache{'DownloadAll'} = 'false'; |
|
} |
|
|
|
if($c->aborted()) { |
|
untie(%cache); |
|
return 'aborted'; |
|
} |
|
|
|
if($c->aborted()) { |
|
untie(%cache); |
|
return 'aborted'; |
|
} |
|
|
|
untie(%cache); |
|
|
|
return ('OK', $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 $GData; |
|
} |
|
|
|
#---- END HELPER FUNCTIONS --------------------------------------------------- |
|
|
|
sub BuildProblemStatisticsPage { |
|
my ($cacheDB, $students, $courseID, $c)=@_; |
|
|
|
my %cache; |
|
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER,0640)) { |
|
$r->print('<html><body>Unable to tie database.</body></html>'); |
|
return; |
|
} |
|
|
if ($ENV{'request.course.fn'}) { |
my $Ptr = ''; |
my $fn=$ENV{'request.course.fn'}; |
$Ptr .= '<table border="0"><tbody>'; |
if (-e "$fn.db") { |
$Ptr .= '<tr><td align="right"><b>Select Map</b></td>'."\n"; |
if (tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER,0640)) { |
$Ptr .= '<td align="left">'; |
# ------------------------------------------------------------------- Hash tied |
$Ptr .= &Apache::lonhtmlcommon::MapOptions(\%cache, 'ProblemStatistics'); |
$r->content_type('text/html'); |
$Ptr .= '</td></tr>'."\n"; |
$r->send_http_header; |
$r->print($Ptr); |
&Menu(); |
$r->print(&AscendOrderOptions()); |
} |
$r->print(&ProblemStatisticsButtons(\%cache)); |
else { |
$r->print('</table>'); |
$r->content_type('text/html'); |
|
$r->send_http_header; |
$r->print(&ProblemStatisticsLegend()); |
$r->print('<html><body>Coursemap undefined.</body></html>'); |
|
} |
untie(%cache); |
# ------------------------------------------------------------------ Untie hash |
foreach (@$students) { |
unless (untie(%hash)) { |
my $courseData = |
&Apache::lonnet::logthis("<font color=blue>WARNING: ". |
&Apache::loncoursedata::DownloadStudentCourseInformation($_, |
"Could not untie coursemap $fn (browse).</font>"); |
$courseID); |
} |
last if ($c->aborted()); |
|
if(tie(%cache,'GDBM_File',$cacheDB,&GDBM_WRCREAT,0640)) { |
|
&Apache::loncoursedata::ProcessStudentData(\%cache, |
|
$courseData, $_); |
|
untie(%cache); |
|
} |
|
} |
|
if($c->aborted()) { return; } |
|
|
# -------------------------------------------------------------------- All done |
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER,0640)) { |
return OK; |
$r->print('<html><body>Unable to tie database.</body></html>'); |
# ----------------------------------------------- Errors, hash could no be tied |
return; |
} |
|
} |
|
else { |
|
$ENV{'user.error.msg'}="$requrl:bre:0:0:Course not initialized"; |
|
return HTTP_NOT_ACCEPTABLE; |
|
} |
|
} |
} |
else { |
my $discriminantFactor; |
|
my @list=(); |
|
foreach (@$students) { |
|
$discriminantFactor = &ExtractStudentData(\%cache, $_, \@list); |
|
} |
|
|
|
my ($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", 13, "Disc."); |
|
&BuildStatisticsTable(\%cache, $discriminantFactor, \@list, \%Header, |
|
$students); |
|
|
|
untie(%cache); |
|
|
|
return; |
|
} |
|
|
|
sub BuildDiffGraph { |
|
my ($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(&IntervalOptions()); |
|
$r->print(&OptionResponseTable(\%cache)); |
|
|
|
untie(%cache); |
|
|
|
return; |
|
} |
|
|
|
sub BuildStudentAssessmentPage { |
|
my ($cacheDB, $students, $courseID, $c)=@_; |
|
|
|
my %cache; |
|
|
|
my $Ptr = ''; |
|
$Ptr .= '<table border="0"><tbody>'; |
|
$r->print($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 $index=0; |
|
($selectedName ne 'All Students') && ($index<(scalar @$students)); |
|
$index++) { |
|
my $fullname = $cache{$students->[$index].':fullname'}; |
|
if($fullname eq $selectedName) { |
|
if($cache{'StudentAssessmentMove'} eq 'next') { |
|
if($index == ((scalar @$students) - 1)) { |
|
$selectedName = $students->[0]; |
|
} else { |
|
$selectedName = $students->[$index+1]; |
|
} |
|
} elsif($cache{'StudentAssessmentMove'} eq 'previous') { |
|
if($index == 0) { |
|
$selectedName = $students->[-1]; |
|
} else { |
|
$selectedName = $students->[$index-1]; |
|
} |
|
} else { |
|
$selectedName = $students->[$index]; |
|
} |
|
last; |
|
} |
|
} |
|
|
|
$Ptr .= '<tr><td align="right"><b>Select Map</b></td>'."\n"; |
|
$Ptr .= '<td align="left">'; |
|
$Ptr .= &Apache::lonhtmlcommon::MapOptions(\%cache, 'StudentAssessment'); |
|
$Ptr .= '</td></tr>'."\n"; |
|
$Ptr .= '<tr><td align="right"><b>Select Student</b></td>'."\n"; |
|
$Ptr .= '<td align="left">'."\n"; |
|
$Ptr .= &Apache::lonhtmlcommon::StudentOptions(\%cache, $students, |
|
$selectedName, |
|
'StudentAssessment'); |
|
$Ptr .= '</td></tr>'."\n"; |
|
untie(%cache); |
|
|
|
$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>'."\n"; |
|
$r->print($Ptr); |
|
|
|
if($selectedName eq 'No Student Selected') { |
|
$r->print('<h3><font color=blue>WARNING: '); |
|
$r->print('Please select a student</font></h3>'); |
|
return; |
|
} |
|
|
|
my $selected=0; |
|
foreach (@$students) { |
|
next if ($_ ne $selectedName && |
|
$selectedName ne 'All Students'); |
|
$selected = 1; |
|
my $courseData = |
|
&Apache::loncoursedata::DownloadStudentCourseInformation($_, |
|
$courseID); |
|
last if ($c->aborted()); |
|
if(tie(%cache,'GDBM_File',$cacheDB,&GDBM_WRCREAT,0640)) { |
|
&Apache::loncoursedata::ProcessStudentData(\%cache, |
|
$courseData, $_); |
|
if(!$c->aborted()) { $r->print(&StudentReport(\%cache, $_)); } |
|
untie(%cache); |
|
} |
|
} |
|
if($selected == 0) { |
|
$r->print('<h3><font color=blue>WARNING: '); |
|
$r->print('Please select a student</font></h3>'); |
|
return; |
|
} |
|
|
|
return; |
|
} |
|
|
|
sub BuildClasslist { |
|
my ($cacheDB,$students,$studentInformation,$headings,$spacePadding)=@_; |
|
|
|
my %cache; |
|
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER,0640)) { |
|
return '<html><body>Unable to tie database.</body></html>'; |
|
} |
|
|
|
my $Str=''; |
|
$Str .= '<table border="0"><tr><td bgcolor="#777777">'."\n"; |
|
$Str .= '<table border="0" cellpadding="3"><tr bgcolor="#e6ffff">'."\n"; |
|
|
|
my $displayString = '<td align="left"><a href="/adm/statistics?'; |
|
$displayString .= 'sort=LINKDATA">DISPLAYDATA </a></td>'."\n"; |
|
$Str .= &Apache::lonhtmlcommon::CreateStudentInformationHeadings(\%cache, |
|
$studentInformation, |
|
$headings, |
|
$displayString); |
|
$Str .= '<td align="left">'; |
|
$Str .= '<a href="/adm/statistics?sort=lastDownloadTime">'; |
|
$Str .= 'Last Updated  </a></td>'."\n"; |
|
$Str .= '</tr>'."\n"; |
|
my $alternate=0; |
|
foreach (@$students) { |
|
my ($username, $domain) = split(':', $_); |
|
if($alternate) { |
|
$Str .= '<tr bgcolor="#ffffe6"><td>'; |
|
} else { |
|
$Str .= '<tr bgcolor="#ffffc6"><td>'; |
|
} |
|
$alternate = ($alternate + 1) % 2; |
|
foreach my $data (@$studentInformation) { |
|
if($data eq 'fullname') { |
|
$Str .= '<a href="/adm/statistics?reportSelected='; |
|
$Str .= &Apache::lonnet::escape('Student Assessment').'">'; |
|
} |
|
|
|
$Str .= $cache{$_.':'.$data}.' '; |
|
|
|
if($data eq 'fullname') { |
|
$Str .= '</a>'; |
|
} |
|
|
|
$Str .= '</td><td>'; |
|
} |
|
|
|
$Str .= '<a href="/adm/statistics?download='.$_.'">'; |
|
my $downloadTime = $cache{$_.':lastDownloadTime'}; |
|
if($downloadTime ne 'Not downloaded') { |
|
$downloadTime = localtime($downloadTime); |
|
} |
|
$Str .= $downloadTime; |
|
|
|
$Str .= ' </a></td></tr>'."\n"; |
|
} |
|
|
|
$Str .= '</table></td></tr></table>'."\n"; |
|
|
|
untie(%cache); |
|
|
|
return $Str; |
|
} |
|
|
|
sub BuildStatistics { |
|
my ($r)=@_; |
|
|
|
my $c = $r->connection; |
|
my @studentInformation=('fullname','section','id','domain','username'); |
|
my @headings=('Full Name', 'Section', 'PID', 'Domain', 'User Name'); |
|
my $spacePadding = ' '; |
|
my %reports = ('classlist' => 'Class list', |
|
'problem_statistics' => 'Problem Statistics', |
|
'student_assessment' => 'Student Assessment', |
|
'reportSelected' => 'Class list'); |
|
|
|
my %cache; |
|
my $courseID=$ENV{'request.course.id'}; |
|
my $cacheDB = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
|
"_$ENV{'user.domain'}_$courseID\_statistics.db"; |
|
|
|
&setbgcolor(0); |
|
my ($returnValue, $students) = &PrepareData($c, $cacheDB); |
|
if($returnValue ne 'OK') { |
|
$r->print('<html><body>'.$returnValue."\n".'</body></html>'); |
|
return OK; |
|
} |
|
|
|
my $GoToPage; |
|
if(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER,0640)) { |
|
$GoToPage = $cache{'reportSelected'}; |
|
$reports{'reportSelected'} = $cache{'reportSelected'}; |
|
# if(defined($cache{'reportKey'}) && $cache{'reportKey'} ne 'false') { |
|
# $reports{$cache{'reportKey'}} = $cache{'reportSelected'}; |
|
# } |
|
|
|
if(defined($cache{'OptionResponses'})) { |
|
$reports{'problem_analysis'} = 'Problem Analysis'; |
|
} |
|
|
|
$r->print(&Apache::lonhtmlcommon::Title('LON-CAPA Statistics')); |
|
$r->print('<form name="Statistics" '); |
|
$r->print('method="post" action="/adm/statistics">'); |
|
$r->print(&Apache::lonhtmlcommon::CreateStatisticsMainMenu( |
|
$cache{'Status'}, |
|
\%reports)); |
|
untie(%cache); |
|
} else { |
|
$r->print('<html><body>Unable to tie database.</body></html>'); |
|
return OK; |
|
} |
|
|
|
if($GoToPage eq 'Activity Log') { |
|
&Activity(); |
|
} elsif($GoToPage eq 'Problem Statistics') { |
|
&BuildProblemStatisticsPage($cacheDB, $students, $courseID, $c); |
|
} elsif($GoToPage eq 'Problem Analysis') { |
|
&BuildProblemAnalysisPage($cacheDB); |
|
} elsif($GoToPage eq 'Student Assessment') { |
|
&BuildStudentAssessmentPage($cacheDB, $students, $courseID, $c); |
|
} elsif($GoToPage eq 'Analyze') { |
|
&BuildAnalyzePage($cacheDB, $students, $courseID); |
|
} elsif($GoToPage eq 'DoDiffGraph') { |
|
&BuildDiffGraph($courseID); |
|
} elsif($GoToPage eq 'PercentWrongGraph') { |
|
&BuildWrongGraph($courseID); |
|
} elsif($GoToPage eq 'Class list') { |
|
$r->print(&BuildClasslist($cacheDB, $students, \@studentInformation, |
|
\@headings, $spacePadding)); |
|
} |
|
|
|
$r->print('</form>'."\n"); |
|
$r->print("\n".'</body>'."\n".'</html>'); |
|
$r->rflush(); |
|
|
|
return OK; |
|
} |
|
|
|
# ================================================================ 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'); |
|
$r->send_http_header; |
|
|
|
&BuildStatistics($r); |
|
|
|
return OK; |
|
} |
|
1; |
|
__END__ |