version 1.1, 2002/02/04 16:08:26
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version 1.59, 2003/02/18 20:27:33
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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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# 5/12,5/14,5/15,5/19,5/26,7/16,25/7,29/7 Behrouz Minaei |
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# |
### |
### |
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=pod |
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=head1 NAME |
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lonstatistics |
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=head1 SYNOPSIS |
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Main handler for statistics and chart. |
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=head1 PACKAGES USED |
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use strict; |
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use Apache::Constants qw(:common :http); |
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use Apache::lonnet(); |
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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::lonproblemanalysis; |
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use Apache::lonproblemstatistics; |
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use Apache::lonstudentassessment; |
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use Apache::lonpercentage; |
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use GDBM_File; |
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=over 4 |
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=cut |
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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; |
use Apache::loncommon(); |
use Apache::loncommon; |
use HTML::TokeParser; |
use Apache::loncoursedata; |
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use Apache::lonhtmlcommon; |
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use Apache::lonproblemanalysis; |
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use Apache::lonproblemstatistics; |
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use Apache::lonstudentassessment; |
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use Apache::lonpercentage; |
use GDBM_File; |
use GDBM_File; |
use Benchmark; |
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# -------------------------------------------------------------- Module Globals |
my @FullClasslist; |
my %hash; |
my @Students; |
my %CachData; |
my @Sections; |
my %GraphDat; |
my $curr_student; |
my %maps; |
my $prev_student; |
my %section; |
my $next_student; |
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; |
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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; |
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my $cid; |
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my $firstres; |
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my $lastres; |
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my $DiscFlag=0; |
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my %Header = (0,"Problem Title",1,"#Stdnts",2,"Tries",3,"Mod", |
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4,"Mean",5,"#YES",6,"#yes",7,"%Wrng",8,"S.D.", |
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9,"Skew.",10,"DoDiff",11,"Map"); |
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# 9,"Skew.",10,"DoDiff",11,"Dis.F.",12,"Resourse URL"); |
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my %class = (); |
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my @LS; |
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my @LF; |
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sub GetBin { |
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my ($Index1,$Index2,$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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$r->print("<br>zone $C ------ $String "); |
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for(my $n=0;$n<$Count;$n++){ |
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my @t=split(/\:/,$L[$n]); |
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$r->print("<br>$t[$Index1] $t[$Index2]"); |
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} |
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} |
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sub GetUniqe { |
####################################################### |
my ($Index,$String,$C)=@_; |
####################################################### |
my @step = 5; |
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my @L=($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 { |
=pod |
my ($Index,$String)=@_; |
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my @step = 5; |
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my $Count=0; |
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my @List=(); |
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my @temp=(); |
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foreach (keys(%DiscFac)){ |
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$Count++; |
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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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} |
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return %Proc; |
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} |
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sub NumericSort { |
=item &clear_classlist_variables() |
$a <=> $b; |
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} |
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undef the following package variables: |
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#------- Classification |
=over |
sub Classify { |
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my $Count=0; |
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my @List=(); |
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# foreach(keys %class){ |
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# $r->print("<br>$_ --> $class{$_}"); |
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# } |
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# $DiscFac{($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; |
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my $cs=0; |
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foreach (keys(%DiscFac)){ |
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my @l=split(/\:/,$_); |
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if ($class{$l[1]}){ |
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if( $class{$l[1]} == 4 ) { |
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$cs++; |
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push(@LS,('S:'.$l[6].':'.$l[0].':'.$l[5].':'.$l[4].':'.$l[3].':'.$class{$l[1]})); |
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} |
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elsif ( $class{$l[1]} < 3 ) { |
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$cf++; |
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push(@LF,('F:'.$l[6].':'.$l[0].':'.$l[5].':'.$l[4].':'.$l[3].':'.$class{$l[1]})); |
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} |
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} |
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} |
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$r->print("<br>zone successful"); |
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for(my $n=0;$n<$cs;$n++){ |
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$r->print('<br>'.$LS[$n]); |
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} |
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$r->print("<br>zone failed"); |
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for(my $n=0;$n<$cf;$n++){ |
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$r->print('<br>'.$LF[$n]); |
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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 |
=item @FullClasslist The full classlist |
sub ProcessDisc { |
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my @List = @_; |
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@List = sort (@List); |
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my $Count = $#List+1; |
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my $Prb; |
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my @Dis; |
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my $Slvd=0; |
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my $tmp; |
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my $Sum=0; |
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my $nIdx=0; |
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my $nStud=0; |
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my %Proc; |
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undef %Proc; |
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while ($nIdx<$Count) { |
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($Prb,$tmp)=split(/\=/,$List[$nIdx]); |
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@Dis=split(/\+/,$tmp); |
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my $Temp = $Prb; |
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do { |
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$nIdx++; |
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$nStud++; |
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$Sum += $Dis[$CurDis]; |
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($Prb,$tmp)=split(/\=/,$List[$nIdx]); |
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@Dis=split(/\+/,$tmp); |
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} 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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} |
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return %Proc; |
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} |
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#------- Creating Discimination factor table |
=item @Students The students we are concerned with for this invocation |
sub DiscriminationTable { |
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my $Count=0; |
=item @Sections The sections available in this class |
foreach (keys(%DiscFac)){ |
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$Count++; |
=item $curr_student The student currently being examined |
} |
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my $UpCnt = int(0.27*$Count); |
=item $prev_student The student previous in the classlist |
$r->print("<br><br>". |
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"Current map: <b>\"$CurMap\"</b> ". |
=item $next_student The student next in the classlist |
"Current Section: <b>\"$CurSec\" </b> ". |
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"Number of valid students: <b>$Count</b>". |
=back |
"<br>The <b>Upper 27%</b> has <b>$UpCnt</b> records.". |
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" The <b>Lower 27%</b> has <b>$UpCnt</b> records <br>". |
=cut |
"The Criterion of sorting the students: ". |
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"<b>( Sum of Partial Credits Awarded / ". |
####################################################### |
"Total Number of Tries )</b>". |
####################################################### |
" <br><br>"); |
sub clear_classlist_variables { |
$r->rflush(); |
undef(@FullClasslist); |
my $low=0; |
undef(@Students); |
my $up=$Count-$UpCnt; |
undef(@Sections); |
my @UpList=(); |
undef($curr_student); |
my @LowList=(); |
undef($prev_student); |
$Count=0; |
undef($next_student); |
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++; |
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my $str=$DiscFac{$key}; |
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# $r->print("$Count) $str <br>"); |
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foreach(split(/\:/,$str)){ |
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if ($_) { |
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if ($low<$UpCnt){push(@LowList,$_);} |
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else {push(@UpList,$_);} |
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} |
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} |
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} |
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} |
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my %Up=&ProcessDisc(@UpList); |
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my %Low=&ProcessDisc(@LowList); |
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my @list = (); |
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my $Useful; |
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my $UnUseful; |
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$p_count = 0; |
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foreach my $key( keys %CachData) { |
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my @Temp=split(/\:/,$CachData{$key}); |
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($UnUseful,$Useful)=split(/\>/,$Temp[0]); |
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$list[$p_count]=$Useful.'&'.$CachData{$key}; |
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$p_count++; |
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} |
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@list = sort MySort (@list); |
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my $Result = "\n".'<table border=2>'; |
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$Result .= "\n".'<tr><th>P#</th>'; |
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$Result .= "\n".'<th>'.$Header{0}.'</th>'; |
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$Result .= "\n".'<th>'.'Discrimination Factor'.'</th>'; |
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$Result .= "\n".'<th>'.'%Upper Award'.'</th>'; |
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$Result .= "\n".'<th>'.'%Lower Award'.'</th>'; |
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$Result .= "\n".'<th>'.'Upper Records'.'</th>'; |
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$Result .= "\n".'<th>'.'Lower Records'.'</th>'; |
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$Result .= "\n".'<th>'.'%Degree of Difficulty'.'</th>'; |
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$Result .= "\n".'</tr>'; |
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$r->print( $Result ); |
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for ( my $nIdx = 0; $nIdx < $p_count; $nIdx++ ) { |
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my( $Pre, $Post ) = split(/\&/,$list[$nIdx]); |
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my ($Temp,$MxTries,$StdNo,$TotalTries,$YES,$Override, |
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$Wrng,$Avg,$SD,$Sk,$DoD,$res,$Prob)=split(/\:/,$Post); |
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my ($UpDis,$UpNo)=split(/\:/,$Up{$Prob}); |
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my ($LwDis,$LwNo)=split(/\:/,$Low{$Prob}); |
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$UpNo = ($UpNo) ? $UpNo : 0; |
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$LwNo = ($LwNo) ? $LwNo : 0; |
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my $U_Dis = sprintf("%.4f", $UpDis)*100; |
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my $L_Dis = sprintf("%.4f", $LwDis)*100; |
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my $DisFac = $UpDis - $LwDis; |
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my $_Dis = sprintf("%.4f", $DisFac)*100; |
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$r->print( "\n".'<tr>'. |
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"\n".'<td>'.($nIdx+1).'</td>'. |
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"\n".'<td>'.$Temp.'</td>'. |
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"\n".'<td>'.$_Dis.'</td>'. |
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"\n".'<td>'.$U_Dis.'</td>'. |
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"\n".'<td>'.$L_Dis.'</td>'. |
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"\n".'<td>'.$UpNo.'</td>'. |
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"\n".'<td>'.$LwNo.'</td>'. |
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"\n".'<td>'.($DoD).'</td>'. |
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"\n".'</tr>' ); |
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} |
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$r->print("\n".'</table>'); |
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$r->rflush(); |
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} |
} |
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sub CreateDiscFac { |
####################################################### |
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####################################################### |
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=pod |
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=item &PrepareClasslist() |
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my $CacheDB = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
Build up the classlist information. The classlist information is kept in |
"_$ENV{'user.domain'}_$cid\_statistics.db"; |
the following package variables: |
my $CachDisFac = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
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"_$ENV{'user.domain'}_$cid\_DiscFactor.db"; |
=over |
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my $ptr=''; |
=item @FullClasslist The full classlist |
# $ptr .= '<br><b> Discrimination Criterion: </b>'."\n". |
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# '<select name="DisType"> <option '.$OpSelDis1.'> Total Numebr of Correct Answers </option>'."\n". |
=item @Students The students we are concerned with for this invocation |
# '<option '.$OpSelDis2.'></option>Sum of Partial Awarded Credits / Total Number of Tries </select> '."\n"; |
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$ptr .= '<br><input type="submit" name="sort" '. |
=item @Sections The sections available in this class |
'value="Recalculate Discrimintion Factor" />'; |
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$r->print($ptr); |
=item $curr_student The student currently being examined |
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if ((-e "$CacheDB")&& |
=item $prev_student The student previous in the classlist |
($ENV{'form.sort'} ne 'Recalculate Discrimintion Factor')) { |
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if (tie(%CachData,'GDBM_File',"$CacheDB",&GDBM_READER,0640)) { |
=item $next_student The student next in the classlist |
tie(%DiscFac,'GDBM_File',$CachDisFac,&GDBM_READER,0640); |
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#&DiscriminationTable(); |
=back |
&Classify(); |
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} |
$curr_student, $prev_student, and $next_student may not be defined, depending |
else {$r->print("Unable to tie hash to db file");} |
upon the calling context. |
} |
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else { |
=cut |
if (tie(%CachData,'GDBM_File',$CacheDB,&GDBM_WRCREAT,0640)) { |
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tie(%DiscFac,'GDBM_File',$CachDisFac,&GDBM_WRCREAT,0640); |
####################################################### |
foreach (keys %CachData) {delete $CachData{$_};} |
####################################################### |
foreach (keys %DiscFac) {delete $DiscFac{$_};} |
sub PrepareClasslist { |
$DiscFlag=1; |
my $r = shift; |
&Build_Statistics(); |
my %Sections; |
$DiscFlag=0; |
&clear_classlist_variables(); |
&DiscriminationTable(); |
# |
} |
# Retrieve the classlist |
else {$r->print("Unable to tie hash to db file");} |
my $cid = $ENV{'request.course.id'}; |
} |
my $cdom = $ENV{'course.'.$cid.'.domain'}; |
untie(%CachData); |
my $cnum = $ENV{'course.'.$cid.'.num'}; |
untie(%DiscFac); |
my ($classlist,$field_names) = &Apache::loncoursedata::get_classlist($cid, |
} |
$cdom,$cnum); |
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my %valid_section; |
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if (exists($ENV{'form.Section'}) && $ENV{'form.Section'} !~ /(all|any)/) { |
# ------ Create different Student Report |
if (ref($ENV{'form.Section'})) { |
sub StudentReport { |
foreach (@$ENV{'form.section'}) { |
my ($sname,$sdom)=@_; |
$valid_section{$_}++; |
if ( $sname eq 'All Students' ) { |
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$r->print( '<h3><font color=blue>WARNING: |
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Please select a student</font></h3>' ); |
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return; |
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} |
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my $shome=&Apache::lonnet::homeserver( $sname,$sdom ); |
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my $reply=&Apache::lonnet::reply('dump:'.$sdom.':'.$sname.':'.$cid,$shome ); |
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my %result = (); |
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my $ResId; |
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my $Code; |
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my $Tries; |
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my $TotalTries = 0; |
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my $ParCr = 0; |
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my $Wrongs; |
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my %TempHash; |
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my $Version; |
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my $LatestVersion; |
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my $PtrTry=''; |
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my $PtrCod=''; |
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my $SetNo=0; |
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my $Str = "\n".'<table border=2>'. |
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"\n".'<tr>'. |
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"\n".'<th> # </th>'. |
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"\n".'<th> Set Title </th>'. |
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"\n".'<th> Results </th>'. |
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"\n".'<th> Tries </th>'. |
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"\n".'</tr>'; |
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unless ($reply=~/^error\:/) { |
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map { |
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my ($name,$value)=split(/\=/,&Apache::lonnet::unescape($_)); |
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$result{$name}=$value; |
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} split(/\&/,$reply);; |
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foreach $ResId (@cols) { |
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if ( !$ResId ) { |
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my $Set=&Apache::lonnet::declutter($hash{'map_id_'.$1}); |
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if ( $Set ) { |
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$SetNo++; |
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$Str .= "\n"."<tr>". |
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"\n"."<td> $SetNo </td>". |
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"\n"."<td> $Set </td>". |
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"\n"."<td> $PtrCod </td>". |
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"\n"."<td> $PtrTry</td>". |
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"\n"."</tr>"; |
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} |
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$PtrTry=''; |
|
$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.'___'. |
|
&Apache::lonnet::declutter( $hash{'src_'.$ResId} ); |
|
$Code='U'; |
|
$Tries = 0; |
|
$Wrongs = 0; |
|
$LatestVersion = $result{"version:$Prob"}; |
|
|
|
if ( $LatestVersion ) { |
|
for ( my $Version=1; $Version<=$LatestVersion; $Version++ ) { |
|
my $vkeys = $result{"$Version:keys:$Prob"}; |
|
my @keys = split(/\:/,$vkeys); |
|
|
|
foreach my $Key (@keys) { |
|
if (($Key=~/\.(\w+)\.solved$/) && ($Key!~/^\d+\:/)) { |
|
my $Part = $1; |
|
$Tries = $result{"$Version:$Prob:resource.$Part.tries"}; |
|
$TempHash{"$Part.Tries"} = ($Tries) ? $Tries : 0; |
|
$TotalTries += $Tries; |
|
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' ) |
|
{ $Wrongs = $Tries - 1; $Code = 'y'; } |
|
elsif ( $Val eq 'incorrect_attempted' || |
|
$Val eq 'incorrect_by_override' ) |
|
{ $Wrongs = $Tries; $Code = 'N'; } |
|
$TempHash{"$Part.Code"} = $Code; |
|
$TempHash{"$Part.Wrongs"} = $Wrongs; |
|
} |
|
} |
|
} |
|
for ( my $n = 0; $n < $PartNo; $n++ ) { |
|
my $part = $TempHash{$n}; |
|
if ($PtrTry ne '') {$PtrTry .= ',';} |
|
$PtrTry .= "$TempHash{$part.'.Tries'}"; |
|
$PtrCod .= "$TempHash{$part.'.Code'}"; |
|
} |
|
} |
} |
else { |
} else { |
for(my $n=0; $n<$PartNo; $n++) { |
$valid_section{$_}++; |
if ($PtrTry ne '') {$PtrTry .= ',';} |
} |
$PtrTry .= "0"; |
} |
$PtrCod .= "-"; |
# |
} |
# Process the classlist |
} |
while (my ($student,$student_data) = each (%$classlist)) { |
|
my $studenthash = (); |
|
for (my $i=0; $i< scalar(@$field_names);$i++) { |
|
$studenthash->{$field_names->[$i]}=$student_data->[$i]; |
|
} |
|
push (@FullClasslist,$studenthash); |
|
# |
|
# Build up a list of sections |
|
my $section = $studenthash->{'section'}; |
|
$section = 'no section' if (! defined($section) || $section =~/^\s*/ ); |
|
$Sections{$section}++; |
|
# |
|
# Only put in the list those students we are interested in |
|
if (defined($ENV{'form.Section'}) && |
|
$ENV{'form.Section'} !~ /(all|any)/ && |
|
! exists($valid_section{$section})) { |
|
next; |
|
} |
|
push (@Students,$studenthash); |
|
} |
|
# |
|
# Put the consolidated section data in the right place |
|
@Sections = sort {$a<=>$b} keys(%Sections); |
|
# |
|
# Sort the Students |
|
my $sortby = 'fullname'; |
|
@Students = sort {$a->{$sortby} <=> $b->{$sortby}} @Students; |
|
# |
|
# Now deal with that current student thing.... |
|
if (exists($ENV{'form.StudentAssessmentStudent'})) { |
|
my ($current_uname,$current_dom) = |
|
split(':',$ENV{'form.StudentAssessmentStudent'}); |
|
my $i; |
|
for ($i = 0; $i<=$#Students; $i++) { |
|
next if (($Students[$i]->{'username'} ne $current_uname) || |
|
($Students[$i]->{'domain'} ne $current_dom)); |
|
last; # If we get here, we have our student. |
|
} |
|
if ($i == 0) { |
|
$prev_student = 'none'; |
|
} else { |
|
$prev_student = $Students[$i-1]; |
|
} |
|
if ($i == $#Students) { |
|
$next_student = 'none'; |
|
} else { |
|
$next_student = $Students[$i+1]; |
} |
} |
} |
} |
$Str .= "\n".'</table>'; |
|
$r->print($Str); |
|
$r->rflush(); |
|
} |
} |
|
|
|
####################################################### |
|
####################################################### |
|
|
|
sub CheckFormElement { |
|
my ($cache, $ENVName, $cacheName, $default)=@_; |
|
|
|
if(defined($ENV{'form.'.$ENVName})) { |
|
$cache->{$cacheName} = $ENV{'form.'.$ENVName}; |
|
} elsif(!defined($cache->{$cacheName})) { |
|
$cache->{$cacheName} = $default; |
|
} |
|
|
|
return; |
|
} |
|
|
|
sub ProcessFormData{ |
|
my ($cache)=@_; |
|
|
|
$cache->{'reportKey'} = 'false'; |
|
|
|
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
|
['sort','download', |
|
'reportSelected', |
|
'StudentAssessmentStudent', |
|
'ProblemStatisticsSort']); |
|
&CheckFormElement($cache, 'DownloadAll', 'DownloadAll', 'false'); |
|
if ($cache->{'DownloadAll'} ne 'false') { |
|
# Clean the hell out of that cache! |
|
# We cannot untie the hash at this scope (stupid libgd :( ) |
|
# So, remove every single key. What a waste of time.... |
|
# Of course, if you are doing this you are probably resigned |
|
# to waiting a while. |
|
&Apache::lonnet::logthis("Cleaning out the cache file"); |
|
while (my ($key,undef)=each(%$cache)) { |
|
next if ($key eq 'DownloadAll'); |
|
delete($cache->{$key}); |
|
} |
|
} |
|
&CheckFormElement($cache, 'Status', 'Status', 'Active'); |
|
&CheckFormElement($cache, 'postdata', 'reportSelected', 'Class list'); |
|
&CheckFormElement($cache, 'reportSelected', 'reportSelected', |
|
'Class list'); |
|
$cache->{'reportSelected'} = |
|
&Apache::lonnet::unescape($cache->{'reportSelected'}); |
|
&CheckFormElement($cache, 'sort', 'sort', 'fullname'); |
|
&CheckFormElement($cache, 'download', 'download', 'false'); |
|
&CheckFormElement($cache, 'StatisticsMaps', |
|
'StatisticsMaps', 'All Maps'); |
|
&CheckFormElement($cache, 'StatisticsProblemSelect', |
|
'StatisticsProblemSelect', 'All Problems'); |
|
&CheckFormElement($cache, 'StatisticsPartSelect', |
|
'StatisticsPartSelect', 'All Parts'); |
|
if(defined($ENV{'form.Section'})) { |
|
my @sectionsSelected = (ref($ENV{'form.Section'}) ? |
|
@{$ENV{'form.Section'}} : |
|
($ENV{'form.Section'})); |
|
$cache->{'sectionsSelected'} = join(':', @sectionsSelected); |
|
} elsif(!defined($cache->{'sectionsSelected'})) { |
|
$cache->{'sectionsSelected'} = $cache->{'sectionList'}; |
|
} |
|
|
|
# student assessment |
|
if(defined($ENV{'form.CreateStudentAssessment'}) || |
|
defined($ENV{'form.NextStudent'}) || |
|
defined($ENV{'form.PreviousStudent'})) { |
|
$cache->{'reportSelected'} = 'Student Assessment'; |
|
} |
|
if(defined($ENV{'form.NextStudent'})) { |
|
$cache->{'StudentAssessmentMove'} = 'next'; |
|
} elsif(defined($ENV{'form.PreviousStudent'})) { |
|
$cache->{'StudentAssessmentMove'} = 'previous'; |
|
} else { |
|
$cache->{'StudentAssessmentMove'} = 'selected'; |
|
} |
|
&CheckFormElement($cache, 'StudentAssessmentStudent', |
|
'StudentAssessmentStudent', 'All Students'); |
|
$cache->{'StudentAssessmentStudent'} = |
|
&Apache::lonnet::unescape($cache->{'StudentAssessmentStudent'}); |
|
&CheckFormElement($cache, 'DefaultColumns', 'DefaultColumns', 'false'); |
|
|
|
# Problem analysis |
|
&CheckFormElement($cache, 'Interval', 'Interval', '1'); |
|
|
|
# ProblemStatistcs |
|
&CheckFormElement($cache, 'DisplayCSVFormat', |
|
'DisplayFormat', 'Display Table Format'); |
|
&CheckFormElement($cache, 'ProblemStatisticsAscend', |
|
'ProblemStatisticsAscend', 'Ascending'); |
|
&CheckFormElement($cache, 'ProblemStatisticsSort', |
|
'ProblemStatisticsSort', 'Homework Sets Order'); |
|
&CheckFormElement($cache, 'DisplayLegend', 'DisplayLegend', |
|
'Hide Legend'); |
|
&CheckFormElement($cache, 'SortProblems', 'SortProblems', |
|
'Sort Within Sequence'); |
|
|
|
# Search only form elements |
|
my @headingColumns=(); |
|
my @sequenceColumns=(); |
|
my $foundColumn = 0; |
|
if(defined($ENV{'form.ReselectColumns'})) { |
|
my @reselected = (ref($ENV{'form.ReselectColumns'}) ? |
|
@{$ENV{'form.ReselectColumns'}} |
|
: ($ENV{'form.ReselectColumns'})); |
|
foreach (@reselected) { |
|
if(/HeadingColumn/) { |
|
push(@headingColumns, $_); |
|
$foundColumn = 1; |
|
} elsif(/SequenceColumn/) { |
|
push(@sequenceColumns, $_); |
|
$foundColumn = 1; |
|
} |
|
} |
|
} |
|
|
# ------------------------------------------- Prepare Statistics Table |
$cache->{'reportKey'} = 'false'; |
sub PreStatTable { |
if($cache->{'reportSelected'} eq 'Analyze') { |
my $CacheDB = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
$cache->{'reportKey'} = 'Analyze'; |
"_$ENV{'user.domain'}_$cid\_statistics.db"; |
} elsif($cache->{'reportSelected'} eq 'DoDiffGraph') { |
my $GraphDB = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
$cache->{'reportKey'} = 'DoDiffGraph'; |
"_$ENV{'user.domain'}_$cid\_graph.db"; |
} elsif($cache->{'reportSelected'} eq 'PercentWrongGraph') { |
my $CachDisFac = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
$cache->{'reportKey'} = 'PercentWrongGraph'; |
"_$ENV{'user.domain'}_$cid\_DiscFactor.db"; |
} |
$r->print('<br><input type="submit" name="sort" value="Recalculate Statistics" />'); |
|
|
if(defined($ENV{'form.DoDiffGraph'})) { |
my $Ptr = ''; |
$cache->{'reportSelected'} = 'DoDiffGraph'; |
|
$cache->{'reportKey'} = 'DoDiffGraph'; |
$Ptr .= '<br><b> Sorting Type: </b>'."\n". |
} elsif(defined($ENV{'form.PercentWrongGraph'})) { |
'<select name="order"> <option '.$OpSel1.' >Ascending</option>'."\n". |
$cache->{'reportSelected'} = 'PercentWrongGraph'; |
'<option '.$OpSel2.'>Descending</option> </select> '."\n"; |
$cache->{'reportKey'} = 'PercentWrongGraph'; |
$Ptr .= ' '; |
} |
$Ptr .= '<input type="submit" name="sort" value="DoDiff Graph" />'."\n"; |
|
$Ptr .= ' '; |
foreach (keys(%ENV)) { |
$Ptr .= '<input type="submit" name="sort" value="%Wrong Graph" />'."\n"; |
if(/form\.Analyze/) { |
|
$cache->{'reportSelected'} = 'Analyze'; |
$Ptr .= '<pre>'. |
$cache->{'reportKey'} = 'Analyze'; |
' #Stdnts: Total Number of Students opened the problem.<br>'. |
my $data; |
' Tries : Total Number of Tries for solving the problem.<br>'. |
(undef, $data)=split(':::', $_); |
' Mod : Maximunm Number of Tries for solving the problem.<br>'. |
$cache->{'AnalyzeInfo'}=$data; |
' Mean : Average Number of the tries. [ Tries / #Stdns ]<br>'. |
} elsif(/form\.HeadingColumn/) { |
' #YES : Number of students solved the problem correctly.<br>'. |
my $value = $_; |
' #yes : Number of students solved the problem by override.<br>'. |
$value =~ s/form\.//; |
' %Wrng : Percentage of students tried to solve the problem but still incorrect. [ 100*((#Stdnts-(#YES+#yes))/#Stdnts) ]<br>'. |
push(@headingColumns, $value); |
' S.D. : Standard Deviation of the tries.[ sqrt(sum((Xi - Mean)^2)) / (#Stdnts-1) where Xi is every student\'s tries ]<br>'. |
$foundColumn=1; |
' Skew. : Skewness of the students tries. [ (sqrt( sum((Xi - Mean)^3) / #Stdnts)) / (S.D.^3) ]<br>'. |
} elsif(/form\.SequenceColumn/) { |
# ' DoDiff : Degree of Difficulty of the problem. [ Tries/(#YES+#yes+0.1) ]<br>'. |
my $value = $_; |
' DoDiff : Degree of Difficulty of the problem. [ 1 - ((#YES+#yes) / Tries) ]<br>'. |
$value =~ s/form\.//; |
# ' Dis.F. : Discrimination Factor. [ Sum of Partial Credits Awarded / Total Number of Tries in %27 upper and lower students]</b>'. |
push(@sequenceColumns, $value); |
'</pre>'; |
$foundColumn=1; |
|
} |
$r->print($Ptr); |
|
$r->rflush(); |
|
|
|
my $Result = "\n".'<table border=2>'; |
|
$Result .= '<tr><th>P#</th>'."\n"; |
|
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")&&($ENV{'form.sort'} ne 'Recalculate Statistics')) { |
if($foundColumn) { |
if (tie(%CachData,'GDBM_File',"$CacheDB",&GDBM_READER,0640)) { |
$cache->{'HeadingsFound'} = join(':', @headingColumns); |
tie(%GraphDat,'GDBM_File',$GraphDB,&GDBM_WRCREAT,0640); |
$cache->{'SequencesFound'} = join(':', @sequenceColumns);; |
&Cache_Statistics(); |
} |
} |
if(!defined($cache->{'HeadingsFound'}) || |
else { |
$cache->{'DefaultColumns'} ne 'false') { |
$r->print("Unable to tie hash to db file"); |
$cache->{'HeadingsFound'}='HeadingColumnFull Name'; |
} |
} |
} |
if(!defined($cache->{'SequencesFound'}) || |
else { |
$cache->{'DefaultColumns'} ne 'false') { |
if (tie(%CachData,'GDBM_File',$CacheDB,&GDBM_WRCREAT,0640)) { |
$cache->{'SequencesFound'}='All Sequences'; |
tie(%DiscFac,'GDBM_File',$CachDisFac,&GDBM_WRCREAT,0640); |
} |
tie(%GraphDat,'GDBM_File',$GraphDB,&GDBM_WRCREAT,0640); |
$cache->{'DefaultColumns'} = 'false'; |
foreach (keys %DiscFac) {delete $CachData{$_};} |
|
foreach (keys %CachData) {delete $CachData{$_};} |
|
$DiscFlag=0; |
|
&Build_Statistics(); |
|
} |
|
else { |
|
$r->print("Unable to tie hash to db file"); |
|
} |
|
} |
|
#$r->print('Total instances of the problems : '.($p_count*($#students+1))); |
|
|
|
untie(%CachData); |
|
untie(%GraphDat); |
|
untie(%DiscFac); |
|
|
|
$r->print("\n".'</table>'."\n"); |
return; |
$r->rflush(); |
|
} |
} |
|
|
|
=pod |
|
|
# ------------------------------------- Find the section of student in a course |
=item &SortStudents() |
|
|
sub usection { |
Determines which students to display and in which order. Which are |
my ($udom,$unam,$courseid)=@_; |
displayed are determined by their status(active/expired). The order |
$courseid=~s/\_/\//g; |
is determined by the sort button pressed (default to username). The |
$courseid=~s/^(\w)/\/$1/; |
type of sorting is username, lastname, or section. |
map { |
|
my ($key,$value)=split(/\=/,$_); |
|
$key=&Apache::lonnet::unescape($key); |
|
if ($key=~/^$courseid(?:\/)*(\w+)*\_st$/) { |
|
my $section=$1; |
|
if ($key eq $courseid.'_st') { $section=''; } |
|
my ($dummy,$end,$start)=split(/\_/,&Apache::lonnet::unescape($value)); |
|
$section=($section) ? $section : '(none)'; |
|
$section=(int($section)) ? int($section) : $section; |
|
# $r->print($unam.'...'.$section.'<br>'); |
|
return $section; |
|
} |
|
} split(/\&/,&Apache::lonnet::reply('dump:'.$udom.':'.$unam.':roles', |
|
&Apache::lonnet::homeserver($unam,$udom))); |
|
return ''; |
|
} |
|
|
|
|
=over 4 |
|
|
# ------ Dump the Student's DB file and handling the data for statistics table |
Input: $students, $CacheData |
|
|
sub ExtractStudentData { |
$students: A array pointer to a list of students (username:domain) |
my ($student,$coid)=@_; |
|
my ($sname,$sdom) = split( /\:/, $student ); |
$CacheData: A pointer to the hash tied to the cached data |
my $shome=&Apache::lonnet::homeserver( $sname,$sdom ); |
|
my $reply=&Apache::lonnet::reply('dump:'.$sdom.':'.$sname.':'.$coid,$shome ); |
|
my %result = (); |
|
my $ResId; |
|
my $Dis = ''; |
|
my $Code; |
|
my $Tries; |
|
my $ParCr; |
|
my $TotalTries = 0; |
|
my $TotalOpend = 0; |
|
my $ProbSolved = 0; |
|
my $ProbTot = 0; |
|
my $TimeTot = 0; |
|
my $TotParCr = 0; |
|
my $Wrongs; |
|
my %TempHash; |
|
my $Version; |
|
my $LatestVersion; |
|
my $SecLimit; |
|
my $MapLimit; |
|
unless ($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.'___'. |
|
&Apache::lonnet::declutter( $hash{'src_'.$ResId} ); |
|
$Code='U'; |
|
$Tries = 0; |
|
$ParCr = 0; |
|
$Wrongs = 0; |
|
$LatestVersion = $result{"version:$Prob"}; |
|
|
|
if ( $LatestVersion ) { |
|
for ( my $Version=1; $Version<=$LatestVersion; $Version++ ) { |
|
my $vkeys = $result{"$Version:keys:$Prob"}; |
|
my @keys = split(/\:/,$vkeys); |
|
|
|
foreach my $Key (@keys) { |
|
if (($Key=~/\.(\w+)\.solved$/) && ($Key!~/^\d+\:/)) { |
|
my $Part = $1; |
|
$Tries = $result{"$Version:$Prob:resource.$Part.tries"}; |
|
$ParCr = $result{"$Version:$Prob:resource.$Part.awarded"}; |
|
my $Time = $result{"$Version:$Prob:timestamp"}; |
|
$TempHash{"$Part.Time"} = ($Time) ? $Time : 0; |
|
$TempHash{"$Part.Tries"} = ($Tries) ? $Tries : 0; |
|
$TempHash{"$Part.ParCr"} = ($ParCr) ? $ParCr : 0; |
|
$TotalTries += $TempHash{"$Part.Tries"}; |
|
$TotParCr += $TempHash{"$Part.ParCr"}; |
|
#$r->print($Version.'---'.$Prob.'==='.$Time.'<br>'); |
|
my $Val = $result{"$Version:$Prob:resource.$Part.solved"}; |
|
if ( $Val eq 'correct_by_student' ) |
|
{ $Wrongs = $Tries - 1; $Code = 'C'; } |
|
elsif ( $Val eq 'correct_by_override' ) |
|
{ $Wrongs = $Tries - 1; $Code = 'O'; } |
|
elsif ( $Val eq 'incorrect_attempted' || |
|
$Val eq 'incorrect_by_override' ) |
|
{ $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; $n++) { |
|
push (@list, "$hash{'title_'.$ResId}*$ResId:0:0:U"); |
|
$ProbTot++; |
|
} |
|
} |
|
} |
|
if ( $TotalTries ) { |
|
my $DisFac = ( $TotalTries ) ? ($TotParCr/$TotalTries) : 0; |
|
# my $DisFactor = int(sprintf( "%.4f", $DisFac ) * 100); |
|
my $DisFactor = sprintf( "%.4f", $DisFac ); |
|
my $time; |
|
if ($ProbSolved){ |
|
$time = int(($TimeTot/$ProbSolved)/10000000); |
|
} |
|
$DiscFac{($DisFactor.':'.$sname.':'.$ProbTot.':'.$TotalOpend.':'. |
|
$TotalTries.':'.$ProbSolved.':'.$time)}=$Dis; |
|
#$r->print($DisFactor.$sname.'<br> --- Dis= '.$Dis.'<br>'); |
|
} |
|
} |
|
#$r->print($sname.' PrCr= '.$TotParCr.' Slvd= '.$ProbSolved.' Tries='.$TotalTries.'<br>'); |
|
} |
|
|
|
|
Output: \@order |
|
|
# ------------------------------------------------------------ Build page table |
@order: An ordered list of students (username:domain) |
sub tracetable { |
|
my ($rid,$beenhere)=@_; |
=back |
$rid=~/(\d+)\.(\d+)/; |
|
$maps{&Apache::lonnet::declutter($hash{'map_id_'.$1})}='';#$hash{'title_'.$rid}; |
=cut |
unless ($beenhere=~/\&$rid\&/) { |
|
$beenhere.=$rid.'&'; |
sub SortStudents { |
if (defined($hash{'is_map_'.$rid})) { |
my ($cache)=@_; |
my $cmap=$hash{'map_type_'.$hash{'map_pc_'.$hash{'src_'.$rid}}}; |
|
if ( $cmap eq 'sequence' || $cmap eq 'page' ) { |
my @students = split(':::',$cache->{'NamesOfStudents'}); |
$cols[$#cols+1]=0; |
my @sorted1Students=(); |
#$maps{&Apache::lonnet::declutter($hash{'src_'.$rid})}= |
foreach (@students) { |
# $hash{'title_'.$rid}; |
if($cache->{'Status'} eq 'Any' || |
} |
$cache->{$_.':Status'} eq $cache->{'Status'}) { |
if ((defined($hash{'map_start_'.$hash{'src_'.$rid}})) && |
push(@sorted1Students, $_); |
(defined($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]=$frid; |
|
} |
|
} |
|
} |
|
} else { |
|
if ($hash{'src_'.$rid}) { |
|
if ($hash{'src_'.$rid}=~ |
|
/\.(problem|exam|quiz|assess|survey|form)$/) { |
|
$cols[$#cols+1]=$rid; |
|
} |
|
} |
|
} |
|
if (defined($hash{'to_'.$rid})) { |
|
map { |
|
&tracetable($hash{'goesto_'.$_},$beenhere); |
|
} split(/\,/,$hash{'to_'.$rid}); |
|
} |
|
} |
} |
} |
|
|
|
sub MySort { |
my $sortBy = ''; |
if ( $Pos > 0 && $Pos < 11 ) { |
if(defined($cache->{'sort'})) { |
if ($ENV{'form.order'} eq 'Descending') {$b <=> $a;} |
$sortBy = ':'.$cache->{'sort'}; |
else { $a <=> $b; } |
} else { |
} |
$sortBy = ':fullname'; |
else { |
|
if ($ENV{'form.order'} eq 'Descending') {$b cmp $a;} |
|
else { $a cmp $b; } |
|
} |
} |
|
my @order = sort { lc($cache->{$a.$sortBy}) cmp lc($cache->{$b.$sortBy}) || |
|
lc($cache->{$a.':fullname'}) cmp lc($cache->{$b.':fullname'}) } |
|
@sorted1Students; |
|
|
|
return \@order; |
} |
} |
|
|
sub Build_Statistics { |
=pod |
$r->print(<<ENDPOP); |
|
<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(); |
=item &SpaceColumns() |
# ---------------------------- Gathering the Data of students' tries |
|
my $index; |
|
for ($index=0;$index<=$#students;$index++) { |
|
#----------- update progress |
|
$r->print('<script>popwin.document.popremain.remaining.value="'. |
|
'Computing '.($index+1).'/'.($#students+1).': '. |
|
$students[$index].'";</script>'); |
|
$r->rflush(); |
|
|
|
&ExtractStudentData($students[$index],$cid); |
Determines the width of all the columns in the chart. It is based on |
} |
the max of the data for that column and its header. |
#--------------------- close Progress Line |
|
$r->print('<script>popwin.close()</script>'); |
=over 4 |
$r->rflush(); |
|
# -------------------- sorting the Data |
Input: $students, $studentInformation, $headings, $ChartDB |
@list = sort(@list); |
|
$OpSel2=''; |
$students: An array pointer to a list of students (username:domain) |
$OpSel1='selected'; |
|
|
$studentInformatin: The type of data for the student information. It is |
$p_count = 0; |
used as part of the key in $CacheData. |
my $nIdx = 0; |
|
my $dummy; |
$headings: The name of the student information columns. |
my $p_val; |
|
my $ResId; |
$ChartDB: The name of the cache database which is opened for read/write. |
my $NoElements = $#list + 1; |
|
#-------------------------------- loop for data representation |
Output: None - All data stored in cache. |
while ( $nIdx < $NoElements ) { |
|
my %storestats=(); |
=back |
my ($Prob,$Tries,$Wrongs,$Code)=split(/\:/,$list[$nIdx]); |
|
my $Temp = $Prob; |
=cut |
my $MxTries = 0; |
|
my $TotalTries = 0; |
sub SpaceColumns { |
my $YES = 0; |
my ($students,$studentInformation,$headings,$cache)=@_; |
my $Incorrect = 0; |
|
my $Override = 0; |
# Initialize Lengths |
my $StdNo = 0; |
for(my $index=0; $index<(scalar @$headings); $index++) { |
my @StdLst; |
my @titleLength=split(//,$headings->[$index]); |
do { |
$cache->{$studentInformation->[$index].':columnWidth'}= |
$nIdx++; |
scalar @titleLength; |
$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>'; |
|
|
|
my $res = &Apache::lonnet::declutter($hash{'src_'.$ResId}); |
|
my $urlres=$res; |
|
|
|
$ResId=~/(\d+)\.(\d+)/; |
|
my $Map = &Apache::lonnet::declutter( $hash{'map_id_'.$1} ); |
|
$urlres=$Map; |
|
|
|
|
|
$res = '<a href="'.$hash{'src_'.$ResId}.'">'.$res.'</a>'; |
|
|
|
#$Map = '<a href="'.$Map.'">'.$res.'</a>'; |
|
|
|
#------------------------ Compute the Average of Tries about one problem |
|
my $Average = ($StdNo) ? $TotalTries/$StdNo : 0; |
|
|
|
$storestats{$ENV{'request.course.id'}.'___'.$urlres.'___timestamp'}=time; |
|
$storestats{$ENV{'request.course.id'}.'___'.$urlres.'___stdno'}=$StdNo; |
|
$storestats{$ENV{'request.course.id'}.'___'.$urlres.'___avetries'}=$Average; |
|
|
|
#-------------------------------- Compute percentage of Wrong tries |
|
my $Wrong = ( $StdNo ) ? 100 * ( $Incorrect / $StdNo ) : 0; |
|
|
|
#-------------------------------- Compute Standard Deviation |
|
my $StdDev = 0; |
|
if ( $StdNo > 1 ) { |
|
for ( my $n = 0; $n < $StdNo; $n++ ) { |
|
my $Dif = $StdLst[ $n ]-$Average; |
|
$StdDev += $Dif*$Dif; |
|
} |
|
$StdDev /= ( $StdNo - 1 ); |
|
$StdDev = sqrt( $StdDev ); |
|
} |
|
|
|
#-------------------------------- Compute Degree of Difficulty |
|
my $DoDiff = 0; |
|
if( $TotalTries > 0 ) { |
|
$DoDiff = 1 - ( ( $YES + $Override ) / $TotalTries ); |
|
# $DoDiff = ($TotalTries)/($YES + $Override+ 0.1); |
|
} |
|
|
|
$storestats{$ENV{'request.course.id'}.'___'.$urlres.'___difficulty'}=$DoDiff; |
|
|
|
#-------------------------------- Compute the Skewness |
|
my $Skewness = 0; |
|
my $Sum = 0; |
|
if ( $StdNo > 0 && $StdDev > 0 ) { |
|
for ( my $n = 0; $n < $StdNo; $n++ ) { |
|
my $Dif = $StdLst[ $n ]-$Average; |
|
$Skewness += $Dif*$Dif*$Dif; |
|
} |
|
$Skewness /= $StdNo; |
|
$Skewness /= $StdDev*$StdDev*$StdDev; |
|
} |
|
#----------------- 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); |
|
} |
|
|
|
#-------------------------------- Row of statistical table |
|
if ( $DiscFlag == 0 ) { |
|
$r->print( "\n".'<tr>'. |
|
"\n".'<td>'.$p_count.'</td>'. |
|
"\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; |
|
} |
|
} |
} |
} |
|
|
|
|
foreach my $name (@$students) { |
|
foreach (@$studentInformation) { |
|
my @dataLength=split(//,$cache->{$name.':'.$_}); |
|
my $length=(scalar @dataLength); |
|
if($length > $cache->{$_.':columnWidth'}) { |
|
$cache->{$_.':columnWidth'}=$length; |
|
} |
|
} |
|
} |
|
|
sub Cache_Statistics { |
return; |
my @list = (); |
|
my $Useful; |
|
my $UnUseful; |
|
my %myHeader = reverse( %Header ); |
|
$Pos = $myHeader{$ENV{'form.sort'}}; |
|
$p_count = 0; |
|
|
|
foreach my $key( keys %CachData) { |
|
my @Temp=split(/\:/,$CachData{$key}); |
|
if ( $Pos == 0 || $Pos == 11 ) { |
|
($UnUseful,$Useful)=split(/\>/,$Temp[$Pos]); |
|
} |
|
else { |
|
$Useful = $Temp[$Pos]; |
|
} |
|
$list[$p_count]=$Useful.'&'.$CachData{$key}; |
|
$p_count++; |
|
} |
|
|
|
@list = sort MySort (@list); |
|
|
|
for ( my $nIdx = 0; $nIdx < $p_count; $nIdx++ ) { |
|
my( $Pre, $Post ) = split(/\&/,$list[$nIdx]); |
|
my ($Temp,$StdNo,$TotalTries,$MxTries,$Avg,$YES, |
|
$Override,$Wrng,$SD,$Sk,$DoD,$res,$Prob)=split(/\:/,$Post); |
|
$r->print( "\n".'<tr>'. |
|
"\n".'<td>'.($nIdx+1).'</td>'. |
|
"\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>'.$DoD.'</td>'. |
|
"\n".'<td>'.$res.'</td>'. |
|
"\n".'</tr>' ); |
|
$GraphDat{$nIdx}=$DoD.':'.$Wrng; |
|
} |
|
} |
} |
|
|
# ------------------------------------------- Prepare data for Graphical chart |
sub PrepareData { |
|
my ($c, $cacheDB, $studentInformation, $headings,$r)=@_; |
|
|
sub GetGraphData { |
# Test for access to the cache data |
my $Tag = shift; |
my $courseID=$ENV{'request.course.id'}; |
my $Col; |
my $isRecalculate=0; |
my $data=''; |
if(defined($ENV{'form.Recalculate'})) { |
my $count = 0; |
$isRecalculate=1; |
my $Max = 0; |
|
my $cid=$ENV{'request.course.id'}; |
|
my $GraphDB = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
|
"_$ENV{'user.domain'}_$cid\_graph.db"; |
|
foreach (keys %GraphDat) {delete $GraphDat{$_};} |
|
if (-e "$GraphDB") { |
|
if (tie(%GraphDat,'GDBM_File',"$GraphDB",&GDBM_READER,0640)) { |
|
if ( $Tag eq 'DoDiff Graph' ) { |
|
$Tag = 'Degree-of-Difficulty'; |
|
$Col = 0; |
|
} |
|
else { |
|
$Tag = 'Wrong-Percentage'; |
|
$Col = 1; |
|
} |
|
foreach (sort NumericSort keys %GraphDat) { |
|
my @Temp=split(/\:/,$GraphDat{$_}); |
|
my $inf = $Temp[$Col]; |
|
if ( $Max < $inf ) {$Max = $inf;} |
|
$data .= $inf.','; |
|
$count++; |
|
} |
|
untie(%GraphDat); |
|
my $Course = $ENV{'course.'.$cid.'.description'}; |
|
$Course =~ s/\ /"_"/eg; |
|
$GData=$Course.'&'.$Tag.'&'.$Max.'&'.$count.'&'.$data; |
|
|
|
} |
|
else { |
|
$r->print("Unable to tie hash to db file"); |
|
} |
|
} |
} |
} |
|
|
|
|
my $isCached = &Apache::loncoursedata::TestCacheData($cacheDB, |
|
$isRecalculate); |
|
if($isCached < 0) { |
|
return "Unable to tie hash to db file."; |
|
} |
|
|
sub initial { |
# Download class list information if not using cached data |
# --------------------------------- Initialize the global varaibles |
my %cache; |
undef @students; |
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_WRCREAT(),0640)) { |
undef @cols; |
return "Unable to tie hash to db file."; |
undef %maps; |
} |
undef %section; |
|
undef %StuBox; |
|
undef @list; |
|
undef %CachData; |
|
undef %GraphDat; |
|
undef %DiscFac; |
|
undef $CurMap; |
|
undef $CurSec; |
|
undef $CurStu; |
|
undef $p_count; |
|
undef $Pos; |
|
undef $GData; |
|
} |
|
|
|
|
# if(!$isCached) { |
|
my $processTopResourceMapReturn= |
|
&Apache::loncoursedata::ProcessTopResourceMap(\%cache, $c); |
|
if($processTopResourceMapReturn ne 'OK') { |
|
untie(%cache); |
|
return $processTopResourceMapReturn; |
|
} |
|
# } |
|
|
sub ClassList { |
if($c->aborted()) { |
|
untie(%cache); |
|
return 'aborted'; |
|
} |
|
|
&GetStatus(); |
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."; |
|
} |
|
} |
|
|
$cid=$ENV{'request.course.id'}; |
if($c->aborted()) { |
my $chome=$ENV{'course.'.$cid.'.home'}; |
untie(%cache); |
my ($cdom,$cnum)=split(/\_/,$cid); |
return 'aborted'; |
# ----------------------- Get first and last resource, see if there is anything |
} |
$firstres=$hash{'map_start_/res/'.$ENV{'request.course.uri'}}; |
|
$lastres=$hash{'map_finish_/res/'.$ENV{'request.course.uri'}}; |
# Active is a temporary solution, remember to change |
if (($firstres) && ($lastres)) { |
Apache::loncoursedata::ProcessClasslist(\%cache,$classlist,$courseID,$c); |
# ----------------------------------------------------------------- Render page |
if($c->aborted()) { |
my $classlst=&Apache::lonnet::reply |
untie(%cache); |
('dump:'.$cdom.':'.$cnum.':classlist',$chome); |
return 'aborted'; |
my $StudNo = 0; |
} |
unless ($classlst=~/^error\:/) { |
|
foreach (sort split(/\&/,$classlst)) { |
&ProcessFormData(\%cache); |
my ($name,$value)=split(/\=/,$_); |
my $students = &SortStudents(\%cache); |
my ($end,$start)=split(/\:/,&Apache::lonnet::unescape($value)); |
&SpaceColumns($students, $studentInformation, $headings, \%cache); |
$name=&Apache::lonnet::unescape($name); |
$cache{'updateTime:columnWidth'}=24; |
my ($sname,$sdom)=split(/\:/,$name); |
|
my $ssec=&Apache::lonnet::usection($sdom,$sname,$cid); |
my $download = $cache{'download'}; |
if ($ssec==-1) {next;} |
my $downloadAll = $cache{'DownloadAll'}; |
$ssec=($ssec) ? $ssec : '(none)'; |
my @allStudents=(); |
$ssec=(int($ssec)) ? int($ssec) : $ssec; |
if($download ne 'false') { |
#$r->print($sname.'...'.$ssec.'<br>'); |
$cache{'download'} = 'false'; |
$section{$ssec}=$ssec; |
} elsif($downloadAll ne 'false') { |
if ($CurSec eq 'All Sections' || $ssec eq $CurSec) { |
$cache{'DownloadAll'} = 'false'; |
$students[$StudNo]=$name; |
if($downloadAll eq 'sorted') { |
$StuBox{$sname}=$ssec; |
@allStudents = @$students; |
} |
} else { |
$StudNo++; |
@allStudents = split(':::', $cache{'NamesOfStudents'}); |
} |
} |
} |
|
else { |
|
$r->print('<h1>Could not access course data</h1>'); |
|
} |
|
$r->print("Total number of students : ".($#students+1)); |
|
$r->rflush(); |
|
# --------------- Find all assessments and put them into some linear-like order |
|
&tracetable($firstres,'&'.$lastres.'&'); |
|
} |
} |
|
|
# ------------------------------------------------------------- End render page |
untie(%cache); |
else { |
|
$r->print('<h3>Undefined course sequence</h3>'); |
if($download ne 'false') { |
|
my @who = ($download); |
|
if(&Apache::loncoursedata::DownloadStudentCourseData(\@who, 'false', |
|
$cacheDB, 'true', |
|
'false', $courseID, |
|
$r, $c) ne 'OK') { |
|
return 'Stop at download individual'; |
|
} |
|
} elsif($downloadAll ne 'false') { |
|
if(&Apache::loncoursedata::DownloadStudentCourseData(\@allStudents, |
|
'false', |
|
$cacheDB, 'true', |
|
'true', $courseID, |
|
$r, $c) ne 'OK') { |
|
return 'Stop at download all'; |
|
} |
} |
} |
&MapSecOptions(); |
|
|
return ('OK', $students); |
} |
} |
|
|
|
sub BuildClasslist { |
|
my ($cacheDB,$students,$studentInformation,$headings,$r)=@_; |
|
|
sub Menu { |
my %cache; |
my $InpStr = $ENV{'form.sort'}; |
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER(),0640)) { |
if ( $InpStr eq 'DoDiff Graph' || $InpStr eq '%Wrong Graph' ) { |
return '<html><body>Unable to tie database.</body></html>'; |
&GetGraphData($InpStr); |
} |
$r->print('<IMG src="/cgi-bin/graph.gif?'.$GData.'" />'); |
|
} |
# my $Ptr = ''; |
else { |
# $Ptr .= '<table border="0"><tbody>'; |
$r->print('<html><head><title>LON-CAPA Statistics</title></head>'); |
# $Ptr .= '<tr><td align="right"><b>Select Sections</b>'; |
|
# $Ptr .= '</td>'."\n"; |
|
# $Ptr .= '<td align="left">'."\n"; |
$r->print('<body bgcolor="#FFFFFF">'. |
# my @sectionsSelected = split(':',$cache{'sectionsSelected'}); |
'<script>window.focus(); window.width=500;window.height=500; </script>'. |
# my @sections = split(':',$cache{'sectionList'}); |
'<img align=right src=/adm/lonIcons/lonlogos.gif>'); |
# $Ptr .= &Apache::lonhtmlcommon::MultipleSectionSelect(\@sections, |
# ---------------------------------------------------------------- Course title |
# \@sectionsSelected, |
$r->print('<h1> Course : "'. |
# 'Statistics'); |
$ENV{'course.'.$ENV{'request.course.id'}. |
# $Ptr .= '</td></tr></table><br>'; |
'.description'}.'"</h1><h2>'.localtime().'</h2>'); |
# $r->print($Ptr); |
# ------------------------------- This is going to take a while, produce output |
# $r->rflush(); |
$r->rflush(); |
# my %mySections = (); |
|
# foreach (@sections) { $mySections{$_} = 'True'; } |
$r->print("\n".'<form name=stat method=post action="/adm/statistics" >'); |
# $r->print("<br>$cache{'sectionsSelected'}<br>"); |
|
|
my $content = $ENV{'form.sort'}; |
my $Str=''; |
if ($content eq '' || $content eq 'Return to Menu') { |
$Str .= '<table border="0"><tr><td bgcolor="#777777">'."\n"; |
my $Ptr = '<h3>'; |
$Str .= '<table border="0" cellpadding="3"><tr bgcolor="#e6ffff">'."\n"; |
$Ptr .= '<input type=submit name=sort value="Problem Evaluation"/>';#General Statistics"/>'; |
|
$Ptr .= '<br><br>'; |
my $displayString = '<td align="left"><a href="/adm/statistics?'; |
$Ptr .= '<input type=submit name=sort value="Student Assessment"/>'; |
$displayString .= 'sort=LINKDATA">DISPLAYDATA </a></td>'."\n"; |
$Ptr .= '<br><br>'; |
$Str .= &Apache::lonhtmlcommon::CreateHeadings(\%cache, |
# $Ptr .= '<input type=submit name=sort value=Discrimination>';#"Problem Evaluation"/>'; |
$studentInformation, |
$Ptr .= '</h3>'; |
$headings, $displayString); |
$r->print( $Ptr ); |
$Str .= '</tr>'."\n"; |
} |
|
else { |
my $alternate=0; |
&initial(); |
foreach (@$students) { |
&ClassList(); |
# if ($mySections{$cache{$_.':'.'section'}} ne 'True') {next;} |
if ( $content eq 'Discrimination' || #'Problem Evaluation' || |
my ($username, $domain) = split(':', $_); |
$content eq 'Recalculate Discrimintion Factor' ) { |
if($alternate) { |
&CreateDiscFac(); |
$Str .= '<tr bgcolor="#ffffe6">'; |
} |
} else { |
elsif ( $content eq 'Student Assessment' || |
$Str .= '<tr bgcolor="#ffffc6">'; |
$content eq 'Create Student Report' ) { |
} |
&StudentOptions(); |
$alternate = ($alternate + 1) % 2; |
&StudentReport($CurStu,$StuBox{"$CurStu"}); |
foreach my $data (@$studentInformation) { |
} |
$Str .= '<td>'; |
else { |
if($data eq 'fullname') { |
&PreStatTable(); |
$Str .= '<a href="/adm/statistics?reportSelected='; |
} |
$Str .= &Apache::lonnet::escape('Student Assessment'); |
} |
$Str .= '&StudentAssessmentStudent='; |
$r->print("\n".'</form>'. |
$Str .= &Apache::lonnet::escape($cache{$_.':'.$data}).'">'; |
"\n".'</body>'. |
$Str .= $cache{$_.':'.$data}.' '; |
"\n".'</html>'); |
$Str .= '</a>'; |
$r->rflush(); |
} elsif($data eq 'updateTime') { |
|
$Str .= '<a href="/adm/statistics?reportSelected='; |
|
$Str .= &Apache::lonnet::escape('Class list'); |
|
$Str .= '&download='.$_.'">'; |
|
$Str .= $cache{$_.':'.$data}.' '; |
|
$Str .= ' </a>'; |
|
} else { |
|
$Str .= $cache{$_.':'.$data}.' '; |
|
} |
|
|
|
$Str .= '</td>'."\n"; |
|
} |
} |
} |
} |
|
|
|
sub StudentOptions { |
$Str .= '</tr>'."\n"; |
my $OpSel5=''; |
$Str .= '</table></td></tr></table>'."\n"; |
$CurStu = $ENV{'form.student'}; |
$r->print($Str); |
if ( $CurStu eq '' ) { |
$r->rflush(); |
$CurStu = 'All Students'; |
|
$OpSel5 = 'selected'; |
untie(%cache); |
} |
|
my $Ptr =''; |
return; |
# ----------------------------------- Loading the Students Combobox |
|
$Ptr .= '<br><b>Select Student</b>'."\n". |
|
'<select name="student">'."\n". |
|
'<option '.$OpSel5.'>All Students</option>'; |
|
foreach my $key ( sort keys %StuBox ) { |
|
$Ptr .= '<option'; |
|
if ($CurStu eq $key) {$Ptr .= ' selected';} |
|
$Ptr .= '>'.$key."</option>\n"; |
|
} |
|
$Ptr .= '</select>'; |
|
$Ptr .= '<br><input type="submit" name="sort" value="Create Student Report" />'; |
|
$r->print( $Ptr ); |
|
$r->rflush(); |
|
} |
} |
|
|
sub GetStatus { |
sub CreateMainMenu { |
|
my ($status, $reports)=@_; |
|
|
$OpSelDis1=''; |
my $Str = ''; |
$OpSelDis2=''; |
|
$OpSel1=''; |
$Str .= '<table border="0"><tbody><tr>'."\n"; |
$OpSel2=''; |
$Str .= '<td></td><td></td>'."\n"; |
$OpSel3=''; |
$Str .= '<td align="center"><b>Select a Report</b></td>'."\n"; |
$OpSel4=''; |
$Str .= '<td align="center"><b>Student Status</b></td></tr>'."\n"; |
|
$Str .= '<tr>'."\n"; |
# if ( $ENV{'form.DisType'} eq 'Total Number of Correct Answers' ) { |
$Str .= '<td align="center"><input type="submit" name="Refresh" '; |
# $OpSelDis1='selected'; |
$Str .= 'value="Refresh" /></td>'."\n"; |
# $CurDis=0; |
$Str .= '<td align="center"><input type="submit" name="DownloadAll" '; |
# } |
$Str .= 'value="Update All Student Data" /></td>'."\n"; |
# else { $OpSel2 = 'selected'; $CurDis = 1;} |
$Str .= '<td align="center">'; |
|
$Str .= '<select name="reportSelected" onchange="document.'; |
if ( $ENV{'form.order'} eq 'Descending' ) { $OpSel2='selected'; } |
$Str .= 'Statistics.submit()">'."\n"; |
else { $OpSel1 = 'selected'; } |
|
$CurMap = $ENV{'form.maps'}; |
foreach (sort(keys(%$reports))) { |
if ( $CurMap eq '' ) { |
next if($_ eq 'reportSelected'); |
$CurMap = 'All Maps'; |
$Str .= '<option name="'.$_.'"'; |
$OpSel3 = 'selected'; |
if($reports->{'reportSelected'} eq $reports->{$_}) { |
} |
$Str .= ' selected=""'; |
$CurSec = $ENV{'form.section'}; |
} |
if ( $CurSec eq '' ) { |
$Str .= '>'.$reports->{$_}.'</option>'."\n"; |
$CurSec = 'All Sections'; |
|
$OpSel4 = 'selected'; |
|
} |
} |
} |
$Str .= '</select></td>'."\n"; |
|
|
|
$Str .= '<td align="center">'; |
|
$Str .= &Apache::lonhtmlcommon::StatusOptions($status, 'Statistics'); |
|
$Str .= '</td>'."\n"; |
|
|
|
$Str .= '</tr></tbody></table>'."\n"; |
|
$Str .= '<hr>'."\n"; |
|
|
|
return $Str; |
|
} |
|
|
|
sub BuildStatistics { |
|
my ($r)=@_; |
|
|
|
my $c = $r->connection; |
|
my @studentInformation=('fullname','section','id','domain','username', |
|
'updateTime'); |
|
my @headings=('Full Name', 'Section', 'PID', 'Domain', 'User Name', |
|
'Last Updated'); |
|
my $spacing = ' '; |
|
|
|
my %reports = ('classlist' => 'Class list', |
|
'problem_statistics' => 'Problem Statistics', |
|
'student_assessment' => 'Student Assessment', |
|
'percentage' => 'Correct-problems Plot', |
|
# 'activitylog' => 'Activity Log', |
|
'reportSelected' => 'Class list'); |
|
|
|
my %cache; |
|
my $courseID=$ENV{'request.course.id'}; |
|
my $cacheDB = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
|
"_$ENV{'user.domain'}_$courseID\_statistics.db"; |
|
|
|
$r->print(&Apache::lonhtmlcommon::Title('Course Statistics and Charts')); |
|
|
|
my ($returnValue, $students) = &PrepareData($c, $cacheDB, |
|
\@studentInformation, |
|
\@headings,$r); |
|
if($returnValue ne 'OK') { |
|
$r->print($returnValue."\n".'</body></html>'); |
|
return OK; |
|
} |
|
if(!$c->aborted()) { |
|
&Apache::loncoursedata::CheckForResidualDownload($cacheDB, |
|
'true', 'true', |
|
$courseID, |
|
$r, $c); |
|
} |
|
|
|
my $GoToPage; |
|
if(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER(),0640)) { |
|
$GoToPage = $cache{'reportSelected'}; |
|
$reports{'reportSelected'} = $cache{'reportSelected'}; |
|
if(defined($cache{'reportKey'}) && |
|
!exists($reports{$cache{'reportKey'}}) && |
|
$cache{'reportKey'} ne 'false') { |
|
$reports{$cache{'reportKey'}} = $cache{'reportSelected'}; |
|
} |
|
|
|
if(defined($cache{'OptionResponses'})) { |
|
$reports{'problem_analysis'} = 'Option Response Analysis'; |
|
} |
|
|
sub MapSecOptions { |
$r->print('<form name="Statistics" '); |
# ----------------------------------- Loading the Maps Combobox |
$r->print('method="post" action="/adm/statistics">'); |
my $Ptr = '<br>'; |
$r->print(&CreateMainMenu($cache{'Status'}, \%reports)); |
$Ptr .= '<br><input type="submit" name="sort" value="Return to Menu" />'; |
$r->rflush(); |
$Ptr .= '<br><b> Select Map </b>'."\n". |
untie(%cache); |
'<select name="maps">'."\n". |
} else { |
'<option '.$OpSel3.'>All Maps</option>'; |
$r->print('<html><body>Unable to tie database.</body></html>'); |
foreach my $key ( sort keys %maps ) { |
return OK; |
$Ptr .= '<option'; |
} |
if ($CurMap eq $key) {$Ptr .= ' selected';} |
|
$Ptr .= '>'.$key."</option>\n"; |
if($GoToPage eq 'Activity Log') { |
} |
&Apache::lonproblemstatistics::Activity(); |
$Ptr .= '</select>'; |
} elsif($GoToPage eq 'Problem Statistics') { |
$Ptr .= ' '; |
&Apache::lonproblemstatistics::BuildProblemStatisticsPage($cacheDB, |
|
$students, |
# ----------------------------------- Loading the Sections Combobox |
$courseID, |
$Ptr .= '<br><b>Select Section</b>'."\n". |
$c,$r); |
'<select name="section">'."\n". |
} elsif($GoToPage eq 'Option Response Analysis') { |
'<option '.$OpSel4.'>All Sections</option>'; |
&Apache::lonproblemanalysis::BuildProblemAnalysisPage($cacheDB, $r); |
foreach my $key ( sort keys %section ) { |
} elsif($GoToPage eq 'Student Assessment') { |
$Ptr .= '<option'; |
&Apache::lonstudentassessment::BuildStudentAssessmentPage($cacheDB, |
if ($CurSec eq $key) {$Ptr .= ' selected';} |
$students, |
$Ptr .= '>'.$key."</option>"."\n"; |
$courseID, |
|
'Statistics', |
|
\@headings, |
|
$spacing, |
|
\@studentInformation, |
|
$r, $c); |
|
} elsif($GoToPage eq 'Analyze') { |
|
&Apache::lonproblemanalysis::BuildAnalyzePage($cacheDB, $students, |
|
$courseID, $r); |
|
} elsif($GoToPage eq 'DoDiffGraph' || $GoToPage eq 'PercentWrongGraph') { |
|
my $courseDescription = $ENV{'course.'.$courseID.'.description'}; |
|
$courseDescription =~ s/\ /"_"/eg; |
|
&Apache::lonproblemstatistics::BuildGraphicChart($GoToPage, $cacheDB, |
|
$courseDescription, |
|
$students, $courseID, |
|
$r, $c); |
|
} elsif($GoToPage eq 'Class list') { |
|
&BuildClasslist($cacheDB, $students, \@studentInformation, |
|
\@headings, $r); |
|
} elsif($GoToPage eq 'Correct-problems Plot') { |
|
&Apache::lonpercentage::BuildPercentageGraph($cacheDB, $students, |
|
$courseID, $c, $r); |
} |
} |
$Ptr .= '</select>'."\n"; |
|
|
|
$r->print( $Ptr ); |
$r->print('</form>'."\n"); |
|
$r->print("\n".'</body>'."\n".'</html>'); |
$r->rflush(); |
$r->rflush(); |
} |
|
|
|
|
return OK; |
|
} |
|
|
# ================================================================ Main Handler |
# ================================================================ Main Handler |
|
|
sub handler { |
sub handler { |
$r=shift; |
my $r=shift; |
|
|
if (&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) { |
# $jr = $r; |
# ------------------------------------------- Set document type for header only |
|
if ($r->header_only) { |
|
if ($ENV{'browser.mathml'}) { |
|
$r->content_type('text/xml'); |
|
} |
|
else { |
|
$r->content_type('text/html'); |
|
} |
|
&Apache::loncommon::no_cache($r); |
|
$r->send_http_header; |
|
return OK; |
|
} |
|
my $requrl=$r->uri; |
|
# ----------------------------------------------------------------- Tie db file |
|
|
|
undef %hash; |
my $loaderror=&Apache::lonnet::overloaderror($r); |
|
if ($loaderror) { return $loaderror; } |
|
$loaderror= |
|
&Apache::lonnet::overloaderror($r, |
|
$ENV{'course.'.$ENV{'request.course.id'}.'.home'}); |
|
if ($loaderror) { return $loaderror; } |
|
|
if ($ENV{'request.course.fn'}) { |
unless(&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) { |
my $fn=$ENV{'request.course.fn'}; |
|
if (-e "$fn.db") { |
|
if (tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER,0640)) { |
|
# ------------------------------------------------------------------- Hash tied |
|
$r->content_type('text/html'); |
|
$r->send_http_header; |
|
&Menu(); |
|
} |
|
else { |
|
$r->content_type('text/html'); |
|
$r->send_http_header; |
|
$r->print('<html><body>Coursemap undefined.</body></html>'); |
|
} |
|
# ------------------------------------------------------------------ Untie hash |
|
unless (untie(%hash)) { |
|
&Apache::lonnet::logthis("<font color=blue>WARNING: ". |
|
"Could not untie coursemap $fn (browse).</font>"); |
|
} |
|
|
|
# -------------------------------------------------------------------- All done |
|
return OK; |
|
# ----------------------------------------------- Errors, hash could no be tied |
|
} |
|
} |
|
else { |
|
$ENV{'user.error.msg'}="$requrl:bre:0:0:Course not initialized"; |
|
return HTTP_NOT_ACCEPTABLE; |
|
} |
|
} |
|
else { |
|
$ENV{'user.error.msg'}= |
$ENV{'user.error.msg'}= |
$r->uri.":vgr:0:0:Cannot view grades for complete course"; |
$r->uri.":vgr:0:0:Cannot view grades for complete course"; |
|
return HTTP_NOT_ACCEPTABLE; |
|
} |
|
|
return HTTP_NOT_ACCEPTABLE; |
# Set document type for header only |
|
if($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; |
} |
} |
|
|
|
$r->content_type('text/html'); |
|
$r->send_http_header; |
|
|
|
&PrepareClasslist($r); |
|
|
|
&BuildStatistics($r); |
|
|
|
return OK; |
} |
} |
1; |
1; |
__END__ |
|
|
|
|
=pod |
|
|
|
=back |
|
|
|
=cut |
|
|
|
__END__ |
|
|