version 1.27, 2002/07/17 12:53:00
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version 1.148.2.2, 2010/01/06 19:41:49
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# The LearningOnline Network with CAPA |
# The LearningOnline Network with CAPA |
# (Publication Handler |
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# |
# |
# $Id$ |
# $Id$ |
# |
# |
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# http://www.lon-capa.org/ |
# http://www.lon-capa.org/ |
# |
# |
# (Navigate problems for statistical reports |
# (Navigate problems for statistical reports |
# YEAR=2001 |
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# 5/5,7/9,7/25/1,8/11,9/13,9/26,10/5,10/9,10/22,10/26 Behrouz Minaei |
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# 11/1,11/4,11/16,12/14,12/16,12/18,12/20,12/31 Behrouz Minaei |
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# YEAR=2002 |
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# 1/22,2/1,2/6,2/25,3/2,3/6,3/17,3/21,3/22,3/26,4/7,5/6 Behrouz Minaei |
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# 5/12,5/14,5/15,5/19,5/26 Behrouz Minaei |
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# |
# |
### |
### |
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package Apache::lonstatistics; |
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use strict; |
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package Apache::lonstatistics; |
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use strict; |
use Apache::Constants qw(:common :http); |
use Apache::Constants qw(:common :http); |
use Apache::lonnet(); |
use vars qw( |
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@FullClasslist |
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@Students |
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@Sections |
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@Groups |
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%StudentData |
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@StudentDataOrder |
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@SelectedStudentData |
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$enrollment_status); |
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use Apache::lonnet; |
use Apache::lonhomework; |
use Apache::lonhomework; |
use Apache::loncommon; |
use Apache::loncommon; |
use Apache::loncoursedata; |
use Apache::loncoursedata; |
use HTML::TokeParser; |
use Apache::lonhtmlcommon; |
use GDBM_File; |
use Apache::lonmysql; |
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use Apache::lonlocal; |
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use Apache::longroup; |
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use Time::HiRes; |
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# |
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# Statistics Packages |
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use Apache::lonproblemanalysis(); |
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use Apache::lonsubmissiontimeanalysis(); |
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use Apache::loncorrectproblemplot(); |
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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 Apache::lonstudentsubmissions(); |
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use Apache::lonsurveyreports(); |
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use Apache::longradinganalysis(); |
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use LONCAPA; |
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# -------------------------------------------------------------- Module Globals |
# |
my %hash; |
# Classlist variables |
my %CachData; |
# |
my %GraphDat; |
my $curr_student; |
my %mapsort; |
my $prev_student; |
my $Pos; |
my $next_student; |
my $r; |
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my $GData; |
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my %color; |
sub clear_classlist_variables { |
my %foil_to_concept; |
undef(@FullClasslist); |
my @Concepts; |
undef(@Students); |
my %ConceptData; |
undef(@Sections); |
my %Answer = (); |
undef(@Groups); |
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undef(%StudentData); |
sub Activity { |
undef(@SelectedStudentData); |
my $file="/home/minaeibi/activity.log"; |
undef($curr_student); |
my $userid='adamsde1'; |
undef($prev_student); |
$r->print("<br>Using $file"); |
undef($next_student); |
$r->rflush(); |
} |
open(FILEID, "<$file"); |
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my $line; |
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my @allaccess; |
sub PrepareClasslist { |
my $Count=0; |
my %Sections; |
while ($line=<FILEID>) { |
&clear_classlist_variables(); |
my ($time,$machine,$what)=split(':',$line); |
# |
$what=&Apache::lonnet::unescape($what); |
# Retrieve the classlist |
my @accesses=split('&',$what); |
my $cid = $env{'request.course.id'}; |
foreach my $access (@accesses) { |
my $cdom = $env{'course.'.$cid.'.domain'}; |
my ($date,$resource,$who,$domain,$post,@posts)=split(':',$access); |
my $cnum = $env{'course.'.$cid.'.num'}; |
if ($who ne $userid) { next; } |
my ($classlist,$field_names) = &Apache::loncoursedata::get_classlist($cdom, |
if (!$resource) { next; } |
$cnum); |
my $res=&Apache::lonnet::unescape($resource); |
my @selected_sections = &get_selected_sections(); |
if (($res =~ /\.(problem|htm|html)/)) { |
my @selected_groups = &get_selected_groups(); |
$Count++; |
# |
$r->print("<br>$Count) ".localtime($date).": $who --> $res"); |
# Deal with instructors with restricted section access |
# if ($post) { |
if ($env{'request.course.sec'} !~ /^\s*$/) { |
# $Count++; |
@selected_sections = ($env{'request.course.sec'}); |
# $r->print("<br><b>$Count) Sent data ".join(':', |
} |
# &Apache::lonnet::unescape(@posts)).'</b>'); |
# |
# } |
# Set up %StudentData |
$r->rflush(); |
@StudentDataOrder = qw/fullname username domain id section status groups comments/; |
} |
foreach my $field (@StudentDataOrder) { |
## push (@allaccess,unescape($access)); |
$StudentData{$field}->{'title'} = &mt($field); |
#print $machine; |
$StudentData{$field}->{'base_width'} = length(&mt($field)); |
} |
$StudentData{$field}->{'width'} = |
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$StudentData{$field}->{'base_width'}; |
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} |
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# |
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# get the status requested |
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$enrollment_status = 'Active'; |
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$enrollment_status = $env{'form.Status'} if (exists($env{'form.Status'})); |
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# |
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# Get groupmembership |
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my ($classgroups,$studentgroups); |
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my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum); |
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if (%curr_groups) { |
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($classgroups,$studentgroups) = |
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&Apache::loncoursedata::get_group_memberships($classlist, |
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$field_names, |
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$cdom,$cnum); |
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} |
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my $now = time; |
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# Process the classlist |
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while (my ($student,$student_data) = each (%$classlist)) { |
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my $studenthash = (); |
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for (my $i=0; $i< scalar(@$field_names);$i++) { |
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my $field = $field_names->[$i]; |
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# Store the data |
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$studenthash->{$field}=$student_data->[$i]; |
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# Keep track of the width of the fields |
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next if (! exists($StudentData{$field})); |
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my $length = length($student_data->[$i]); |
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if ($StudentData{$field}->{'width'} < $length) { |
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$StudentData{$field}->{'width'} = $length; |
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} |
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} |
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my @studentsgroups = &Apache::loncoursedata::get_students_groups |
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($student,$enrollment_status, |
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$classgroups); |
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if (@studentsgroups) { |
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$studenthash->{'groups'} = join(', ',@studentsgroups); |
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$studenthash->{'groupref'} = \@studentsgroups; |
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} else { |
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$studenthash->{'groups'} = 'none'; |
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$studenthash->{'groupref'} = []; |
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} |
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push (@FullClasslist,$studenthash); |
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# |
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# Build up a list of sections |
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my $section = $studenthash->{'section'}; |
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if (! defined($section) || $section =~/^\s*$/ || $section == -1) { |
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$studenthash->{'section'} = 'none'; |
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$section = $studenthash->{'section'}; |
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} |
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$Sections{$section}++; |
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# |
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# Only put in the list those students we are interested in |
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foreach my $sect (@selected_sections) { |
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if ( (($sect eq 'all') || |
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($section eq $sect)) && |
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(($studenthash->{'status'} eq $enrollment_status) || |
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($enrollment_status eq 'Any')) |
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){ |
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my $groupcheck = 0; |
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if (grep(/^all$/,@selected_groups)) { |
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push(@Students,$studenthash); |
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last; |
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} elsif (grep(/^none$/,@selected_groups)) { |
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if ($studenthash->{'groups'} eq 'none') { |
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push(@Students,$studenthash); |
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last; |
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} |
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} else { |
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foreach my $group (@selected_groups) { |
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if (grep(/^$group$/,@studentsgroups)) { |
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push(@Students,$studenthash); |
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$groupcheck = 1; |
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last; |
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} |
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} |
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if ($groupcheck) { |
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last; |
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} |
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} |
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} |
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} |
} |
} |
# @allaccess=sort(@allaccess); |
# |
# $Count=0; |
# Put the consolidated section data in the right place |
# foreach my $access (@allaccess) { |
if ($env{'request.course.sec'} !~ /^\s*$/) { |
# my ($date,$resource,$who,$domain,$post,@posts)=split(':',$access); |
@Sections = ($env{'request.course.sec'}); |
# $Count++; |
} else { |
# $r->print("<br>$Count) $date: $who --> $resource"); |
@Sections = sort { |
# $r->rflush(); |
if ($a == $a && $b == $b ) { return $a <=> $b; } |
# if ($post) { |
return $a cmp $b; |
# $r->print("<br><b>Sent data ".join(':',unescape(@posts)).'</b>'); |
} keys(%Sections); |
# } |
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# } |
unshift(@Sections,'all'); # Put 'all' at the front of the list |
} |
} |
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# Sort the groups |
#---- Analyze Web Page --------------------------------------------------- |
@Groups = sort {$a cmp $b} keys(%{$studentgroups}); |
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unshift(@Groups,'all'); # Put 'all' at the front of the list |
sub InitAnalysis { |
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my ($uri,$part,$problem,$student,$courseID)=@_; |
# |
my ($username,$userdomain)=split(/\:/,$student); |
# Sort the Students |
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my $sortby = 'fullname'; |
# Render the student's view of the problem. $Answ is the problem |
$sortby = $env{'form.sort'} if (exists($env{'form.sort'})); |
# Stringafied |
my @TmpStudents = sort { lc($a->{$sortby}) cmp lc($b->{$sortby}) || |
my $Answ=&Apache::lonnet::ssi($uri,('grade_target' => 'analyze', |
lc($a->{'fullname'}) cmp lc($b->{'fullname'}) || |
'grade_username' => $username, |
lc($a->{'username'}) cmp lc($b->{'username'}) } @Students; |
'grade_domain' => $userdomain, |
@Students = @TmpStudents; |
'grade_courseid' => $courseID, |
# |
'grade_symb' => $problem)); |
# Now deal with that current student thing.... |
# my $Answ=&Apache::lonnet::ssi($uri,('grade_target' => 'analyze')); |
$curr_student = undef; |
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if (exists($env{'form.SelectedStudent'})) { |
# (undef,$Answ)=split(/_HASH_REF__/,$Answ,2); |
my ($current_uname,$current_dom) = |
%Answer=(); |
split(':',$env{'form.SelectedStudent'}); |
%Answer=&Apache::lonnet::str2hash($Answ); |
my $i; |
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for ($i = 0; $i<=$#Students; $i++) { |
# foreach (sort(keys(%Answer))) { |
next if (($Students[$i]->{'username'} ne $current_uname) || |
# $r->print($_.' '.$Answer{$_}.'<br>'); |
($Students[$i]->{'domain'} ne $current_dom)); |
# } |
$curr_student = $Students[$i]; |
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last; # If we get here, we have our student. |
my $parts=''; |
} |
foreach my $elm (@{$Answer{"parts"}}) { |
if (defined($curr_student)) { |
$parts.="$elm,"; |
if ($i == 0) { |
} |
$prev_student = undef; |
chop($parts); |
} else { |
my $conc=''; |
$prev_student = $Students[$i-1]; |
foreach my $elm (@{$Answer{"$parts.concepts"}}) { |
} |
$conc.="$elm@"; |
if ($i == $#Students) { |
} |
$next_student = undef; |
chop($conc); |
} else { |
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$next_student = $Students[$i+1]; |
@Concepts=split(/\@/,$conc); |
} |
foreach my $concept (@{$Answer{"$parts.concepts"}}) { |
} |
foreach my $foil (@{$Answer{"$parts.concept.$concept"}}) { |
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$foil_to_concept{$foil} = $concept; |
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#$ConceptData{$foil} = $Answer{"$parts.foil.value.$foil"}; |
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} |
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} |
} |
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# |
return; |
if (exists($env{'form.StudentData'})) { |
} |
@SelectedStudentData = |
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&Apache::loncommon::get_env_multiple('form.StudentData'); |
sub Interval { |
} else { |
my ($part,$symb)=@_; |
@SelectedStudentData = ('username'); |
my $interval=$ConceptData{"Interval"}; |
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my $due = &Apache::lonnet::EXT('resource.'.$part.'.duedate',$symb)+1; |
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my $open = &Apache::lonnet::EXT('resource.'.$part.'.opendate',$symb); |
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my $add=int(($due-$open)/$interval); |
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$ConceptData{'Interval.0'}=$open; |
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for (my $i=1;$i<$interval;$i++) { |
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$ConceptData{'Interval.'.$i}=$open+$i*$add; |
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} |
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$ConceptData{'Interval.'.$interval}=$due; |
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for (my $i=0;$i<$interval;$i++) { |
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for (my $n=0; $n<=$#Concepts; $n++ ) { |
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my $tmp=$Concepts[$n]; |
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$ConceptData{$tmp.'.'.$i.'.true'}=0; |
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$ConceptData{$tmp.'.'.$i.'.false'}=0; |
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} |
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} |
} |
} |
foreach (@SelectedStudentData) { |
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if ($_ eq 'all') { |
sub ShowOpGraph { |
@SelectedStudentData = ('all'); |
my ($cache, $students, $courseID)=@_; |
last; |
my $uri = $cache->{'AnalyzeURI'}; |
} |
my $part = $cache->{'AnalyzePart'}; |
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my $problem = $cache->{'AnalyzeProblem'}; |
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my $title = $cache->{'AnalyzeProblem'}; |
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my $interval = $cache->{'Interval'}; |
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$ConceptData{"Interval"} = $interval; |
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#Initialize the option response true answers |
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&InitAnalysis($uri, $part, $problem, $students->[0],$courseID); |
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#compute the intervals |
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&Interval($part,$problem); |
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$title =~ s/\ /"_"/eg; |
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$r->print('<br><b>'.$uri.'</b>'); |
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$r->rflush(); |
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#Java script Progress window |
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&Create_PrgWin(); |
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&Update_PrgWin("Starting to analyze problem",0,0,''); |
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for(my $index=0; $index<(scalar @$students); $index++) { |
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&Update_PrgWin(scalar @$students, $index+1, $students->[$index]); |
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&OpStatus($problem, $students->[$index], $courseID); |
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} |
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&Close_PrgWin(); |
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$r->print('<br>'); |
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for(my $k=0; $k<$interval; $k++ ) { |
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&DrawGraph($k,$title); |
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} |
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for(my $k=0; $k<$interval; $k++ ) { |
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&DrawTable($k); |
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} |
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#$Apache::lonxml::debug=1; |
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#&Apache::lonhomework::showhash(%ConceptData); |
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#$Apache::lonxml::debug=0; |
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my $Answ=&Apache::lonnet::ssi($uri); |
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$r->print("<br><b>Here you can see the Problem:</b><br>$Answ"); |
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} |
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sub DrawTable { |
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my $k=shift; |
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my $Max=0; |
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my @data1; |
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my @data2; |
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my $Correct=0; |
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my $Wrong=0; |
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for (my $n=0; $n<=$#Concepts; $n++ ) { |
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my $tmp=$Concepts[$n]; |
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$data1[$n]=$ConceptData{"$tmp.$k.true"}; |
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$Correct+=$data1[$n]; |
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$data2[$n]=$ConceptData{"$tmp.$k.false"}; |
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$Wrong+=$data2[$n]; |
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my $Sum=$data1[$n]+$data2[$n]; |
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if ( $Max<$Sum ) {$Max=$Sum;} |
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} |
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for (my $n=0; $n<=$#Concepts; $n++ ) { |
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if ($data1[$n]+$data2[$n]<$Max) { |
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$data2[$n]+=$Max-($data1[$n]+$data2[$n]); |
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} |
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} |
} |
my $P_No = $#data1+1; |
# |
# $r->print('<br><b>From: ['.localtime($ConceptData{'Int.'.($k-1)}). |
return; |
# '] To: ['.localtime($ConceptData{"Int.$k"}).']</b>'); |
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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> Concept </th>'. |
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"\n".'<th> Correct </th>'. |
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"\n".'<th> Wrong </th>'. |
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"\n".'</tr>'; |
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for (my $n=0; $n<=$#Concepts; $n++ ) { |
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$Str .= "\n"."<tr>". |
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"\n"."<td>".($n+1)."</td>". |
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"\n".'<td bgcolor='.$color{"yellow"}.'> '.$Concepts[$n]." </td>". |
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"\n".'<td bgcolor='.$color{"green"}.'> '.$data1[$n]." </td>". |
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"\n".'<td bgcolor='.$color{"red"}.'> '.$data2[$n]." </td>". |
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"\n"."</tr>"; |
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} |
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$Str.='<td></td><td><b>From:['.localtime($ConceptData{'Int.'.$k}). |
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'] To: ['.localtime($ConceptData{'Int.'.($k+1)}-1). |
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"]</b></td><td>$Correct</td><td>$Wrong</td>"; |
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$Str .= "\n".'</table>'; |
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$r->print($Str); |
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#$Apache::lonxml::debug=1; |
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#&Apache::lonhomework::showhash(%ConceptData); |
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#$Apache::lonxml::debug=0; |
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} |
} |
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sub DrawGraph { |
sub get_selected_sections { |
my ($currentInterval,$title)=@_; |
my @selected_sections = |
my $Max=0; |
&Apache::loncommon::get_env_multiple('form.Section'); |
my @data1; |
@selected_sections = ('all') if (! @selected_sections); |
my @data2; |
foreach (@selected_sections) { |
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if ($_ eq 'all') { |
# Adjust Data and find the Max |
@selected_sections = ('all'); |
for(my $n=0; $n<=$#Concepts; $n++ ) { |
} |
my $tmp=$Concepts[$n]; |
} |
$data1[$n]=$ConceptData{$tmp.'.'.$currentInterval.'.true'}; |
# |
$data2[$n]=$ConceptData{$tmp.'.'.$currentInterval.'.false'}; |
# Deal with instructors with restricted section access |
my $Sum=$data1[$n]+$data2[$n]; |
if ($env{'request.course.sec'} !~ /^\s*$/) { |
if($Max < $Sum) { $Max = $Sum; } |
@selected_sections = ($env{'request.course.sec'}); |
} |
} |
for(my $n=0; $n<=$#Concepts; $n++) { |
return @selected_sections; |
if($data1[$n]+$data2[$n]<$Max) { |
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$data2[$n]+=$Max-($data1[$n]+$data2[$n]); |
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} |
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} |
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my $P_No = scalar @data1; |
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if($Max > 1) { |
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$Max += (10 - $Max % 10); |
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$Max = int($Max); |
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} else { |
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$Max = 1; |
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} |
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my $Titr=($ConceptData{'Interval'}>1) ? |
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$title.'_interval_'.($currentInterval+1) : $title; |
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# $GData=$Titr.'&Concepts'.'&'.'Answers'.'&'.$Max.'&'.$P_No.'&'.$data1.'&'.$data2; |
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$GData = $Titr.'&Concepts&Answers&'.$Max.'&'.$P_No.'&'; |
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$GData .= (join(',',@data1)).'&'.(join(',',@data2)); |
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$r->print('<IMG src="/cgi-bin/graph.gif?'.$GData.'" border=1/>'); |
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} |
} |
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sub Decide { |
sub get_selected_groups { |
#deciding the true or false answer belongs to each interval |
my @selected_groups = |
my ($type,$foil,$time)=@_; |
&Apache::loncommon::get_env_multiple('form.Group'); |
my $k=0; |
@selected_groups = ('all') if (! @selected_groups); |
while ($time>$ConceptData{'Int.'.($k+1)} && |
foreach my $grp (@selected_groups) { |
$k<$ConceptData{'Interval'}) {$k++;} |
if ($grp eq 'all') { |
$ConceptData{"$foil_to_concept{$foil}.$k.$type"}++; |
@selected_groups = ('all'); |
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last; |
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} |
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} |
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return @selected_groups; |
} |
} |
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#restore the student submissions and finding the result |
sub section_and_enrollment_description { |
sub OpStatus { |
my ($mode) = @_; |
my ($problem, $student, $courseID)=@_; |
if (! defined($mode)) { $mode = 'localized'; } |
my ($username,$userdomain)=split(/':'/,$student); |
my @sections = &Apache::lonstatistics::get_selected_sections(); |
my $code='U'; |
my @groups = &Apache::lonstatistics::get_selected_groups(); |
my %reshash=&Apache::lonnet::restore($problem, $courseID, $userdomain, |
my $description; |
$username); |
if ($mode eq 'localized') { |
my @True = (); |
$description = &mt('Unable to determine section, groups and access status'); |
my @False = (); |
} elsif ($mode eq 'plaintext') { |
my $flag=0; |
$description = 'Unable to determine section, groups and access status'; |
if ($reshash{'version'}) { |
} else { |
my $tries=0; |
$description = 'Bad parameter passed to lonstatistics::section_and_enrollment_description'; |
&Apache::lonhomework::showhash(%Answer); |
&Apache::lonnet::logthis($description); |
for (my $version=1;$version<=$reshash{'version'};$version++) { |
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my $time=$reshash{"$version:timestamp"}; |
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|
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foreach my $key (sort(split(/\:/,$reshash{$version.':keys'}))) { |
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if (($key=~/\.(\w+)\.(\w+)\.submission$/)) { |
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my $Id1 = $1; my $Id2 = $2; |
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#check if this is a repeat submission, if so skip it |
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if ($reshash{"$version:resource.$Id1.previous"}) { next; } |
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#if no solved this wasn't a real submission, ignore it |
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if (!defined($reshash{"$version:resource.$Id1.solved"})) { |
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&Apache::lonxml::debug("skipping "); |
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next; |
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} |
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my $Resp = $reshash{"$version:$key"}; |
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my %submission=&Apache::lonnet::str2hash($Resp); |
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foreach (keys %submission) { |
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my $Ansr = $Answer{"$Id1.$Id2.foil.value.$_"}; |
|
if ($submission{$_}) { |
|
if ($submission{$_} eq $Ansr) { |
|
&Decide("true",$_,$time ); |
|
} |
|
else {&Decide("false",$_,$time );} |
|
} |
|
} |
|
} |
|
} |
|
} |
|
} |
} |
|
$description = §ion_or_group_text($mode,'section',@sections). |
|
' '.§ion_or_group_text($mode,'group',@groups); |
|
if ($mode eq 'localized') { |
|
$description .= ' '.&mt($env{'form.Status'}.' access status.'); |
|
} elsif ($mode eq 'plaintext') { |
|
$description .= ' '.$env{'form.Status'}.' access status.'; |
|
} |
|
return $description; |
} |
} |
|
|
#---- END Analyze Web Page ---------------------------------------------- |
|
|
|
#---- Problem Statistics Web Page --------------------------------------- |
|
|
|
#------- Processing upperlist and lowerlist according to each problem |
|
sub ProcessDiscriminant { |
|
my ($List) = @_; |
|
my @sortedList = sort (@$List); |
|
my $Count = scalar @sortedList; |
|
my $Problem; |
|
my @Dis; |
|
my $Slvd=0; |
|
my $tmp; |
|
my $Sum1=0; |
|
my $Sum2=0; |
|
my $nIndex=0; |
|
my $nStudent=0; |
|
my %Proc=undef; |
|
while ($nIndex<$Count) { |
|
($Problem,$tmp)=split(/\=/,$sortedList[$nIndex]); |
|
@Dis=split(/\+/,$tmp); |
|
my $Temp = $Problem; |
|
do { |
|
$nIndex++; |
|
$nStudent++; |
|
$Sum1 += $Dis[0]; |
|
$Sum2 += $Dis[1]; |
|
($Problem,$tmp)=split(/\=/,$sortedList[$nIndex]); |
|
@Dis=split(/\+/,$tmp); |
|
} while ( $Problem eq $Temp && $nIndex < $Count ); |
|
# $Proc{$Temp}=($Sum1/$nStudent).':'.$nStudent; |
|
$Proc{$Temp}=($Sum1/$nStudent).':'.($Sum2/$nStudent); |
|
# $r->print("$nIndex) $Temp --> ($nStudent) $Proc{$Temp} <br>"); |
|
$Sum1=0; |
|
$Sum2=0; |
|
$nStudent=0; |
|
} |
|
|
|
return %Proc; |
|
} |
|
|
|
|
sub section_or_group_text { |
|
my ($mode,$type,@items) = @_; |
|
my $text; |
|
my %phrases = (); |
|
%{$phrases{'section'}} = ( |
|
single => 'Section', |
|
all => 'All sections', |
|
plural => 'Sections', |
|
); |
|
%{$phrases{'group'}} = ( |
|
single => 'Group', |
|
all => 'All groups', |
|
plural => 'Groups', |
|
); |
|
if (scalar(@items) == 1 && $items[0] ne 'all') { |
|
if ($mode eq 'localized') { |
|
$text = &mt($phrases{$type}{single}.' [_1].',$items[0]); |
|
} elsif ($mode eq 'plaintext') { |
|
$text = $phrases{$type}{single}.' '.$items[0].'.'; |
|
|
#------- Creating Discimination factor |
} |
sub Discriminant { |
} elsif (scalar(@items) && $items[0] eq 'all') { |
my ($discriminantFactor)=@_; |
if ($mode eq 'localized') { |
my @discriminantKeys=keys(%$discriminantFactor); |
$text = &mt($phrases{$type}{all}.'.'); |
my $Count = scalar @discriminantKeys; |
} elsif ($mode eq 'plaintext') { |
|
$text = $phrases{$type}{all}.'.'; |
my $UpCnt = int(0.27*$Count); |
} |
my $low=0; |
} elsif (scalar(@items)) { |
my $up=$Count-$UpCnt; |
my $lastitem = pop(@items); |
my @UpList=(); |
if ($mode eq 'localized') { |
my @LowList=(); |
$text = &mt($phrases{$type}{plural}.' [_1] and [_2].', |
|
join(', ',@items),$lastitem); |
$Count=0; |
} elsif ($mode eq 'plaintext') { |
foreach my $key (sort(@discriminantKeys)) { |
$text = $phrases{$type}{plural}.' '.join(', ',@items).' and '. |
$Count++; |
$lastitem.'.'; |
if($low < $UpCnt || $Count > $up) { |
|
$low++; |
|
my $str=$discriminantFactor->{$key}; |
|
foreach(split(/\:/,$str)){ |
|
if($_) { |
|
if($low<$UpCnt) { push(@LowList,$_); } |
|
else { push(@UpList,$_); } |
|
} |
|
} |
|
} |
} |
} |
} |
my %DisUp = &ProcessDiscriminant(\@UpList); |
return $text; |
my %DisLow = &ProcessDiscriminant(\@LowList); |
|
|
|
return (\%DisUp, \%DisLow); |
|
} |
} |
|
|
sub NumericSort { |
|
$a <=> $b; |
|
} |
|
|
|
sub CreateProblemStatisticsTableHeading { |
sub get_students { |
my ($displayFormat,$sequenceSource,$sequenceTitle,$headings)=@_; |
if (! @Students) { |
if($displayFormat eq 'Display CSV Format') { |
&PrepareClasslist() |
$r->print('<br>"'.$sequenceTitle.'","'); |
|
$r->print($sequenceSource.'"'); |
|
return; |
|
} |
|
|
|
$r->print('<br><a href="'.$sequenceSource. |
|
'" target="_blank">'.$sequenceTitle.'</a>'); |
|
|
|
my $Result = "\n".'<table border=2><tr><th>P#</th>'."\n"; |
|
for(my $nIndex=0; $nIndex < (scalar (keys %$headings)); $nIndex++) { |
|
$Result .= '<th>'.'<input type="submit" name="'; |
|
$Result .= 'ProblemStatisticsHeading" value="'; |
|
$Result .= $headings->{$nIndex}.'" />'.'</th>'."\n"; |
|
} |
} |
$Result .= "\n".'</tr>'."\n"; |
return @Students; |
$r->print($Result); |
|
$r->rflush(); |
|
} |
} |
|
|
sub CloseTable { |
|
my ($cache)=@_; |
|
if($cache->{'DisplayFormat'} eq 'Display CSV Format') { |
|
return; |
|
} |
|
$r->print("\n".'</table>'."\n"); |
|
$r->rflush(); |
|
} |
|
|
|
# ------ Dump the Student's DB file and handling the data for statistics table |
|
sub ExtractStudentData { |
|
my ($cache,$name)=@_; |
|
my %discriminantFactor; |
|
my @list=(); |
|
|
|
my $totalTries = 0; |
|
my $totalAwarded = 0; |
|
my $tempProblemOrder=0; |
|
foreach my $sequence (split(':', $cache->{'orderedSequences'})) { |
|
if($cache->{'ProblemStatisticsMap'} ne 'All Maps' && |
|
$cache->{'ProblemStatisticsMap'} ne $cache->{$sequence.':title'}) { |
|
next; |
|
} |
|
|
|
my $Dis = ''; |
|
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 |
sub current_student { |
# oldest version. Basically, it gets the most recent |
return $curr_student; |
# 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; |
|
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) { |
sub previous_student { |
$ptr .= "*(part $_)"; |
return $prev_student; |
$Dis .= '&'; |
|
} |
|
my $Fac = ($partData{$_.':Tries'}) ? |
|
($partData{$_.':awarded'}/$partData{$_.':tries'}) : 0; |
|
my $DisF; |
|
if($Fac > 0 && $Fac < 1) { |
|
$DisF = sprintf( "%.4f", $Fac ); |
|
} else { |
|
$DisF = $Fac; |
|
} |
|
$Dis .= $tempProblemOrder.'='.$DisF.'+'.$Yes; |
|
$ptr .= '&'.$partData{$_.'.Tries'}. |
|
'&'.$partData{$_.'.Wrongs'}. |
|
'&'.$partData{$_.'.Code'}; |
|
push (@list, $ptr); |
|
$tempProblemOrder++; |
|
} |
|
} |
|
if($totalTries) { |
|
my $DisFac = ($totalAwarded/$totalTries); |
|
my $DisFactor = sprintf( "%.4f", $DisFac ); |
|
$discriminantFactor{$DisFactor}=$Dis; |
|
} |
|
} |
|
|
|
return (\%discriminantFactor, \@list); |
|
} |
} |
|
|
sub MySort { |
|
if ( $Pos > 0 ) { |
|
if ($ENV{'form.order'} eq 'Descending') {$b <=> $a;} |
|
else { $a <=> $b; } |
|
} |
|
else { |
|
if ($ENV{'form.order'} eq 'Descending') {$b cmp $a;} |
|
else { $a cmp $b; } |
|
} |
|
} |
|
|
|
sub BuildStatisticsTable { |
|
my ($cache,$discriminantFactor,$list,$headings)=@_; |
|
|
|
my $p_count = 0; |
|
my $nIndex = 0; |
|
my $dummy; |
|
my $p_val; |
|
my $ResId; |
|
my $NoElements = scalar @$list; |
|
|
|
foreach my $sequence (split(':', $cache->{'orderedSequences'})) { |
|
if($cache->{'ProblemStatisticsMap'} ne 'All Maps' && |
|
$cache->{'ProblemStatisticsMap'} ne $cache->{$sequence.':title'}) { |
|
next; |
|
} |
|
|
|
&CreateProblemStatisticsTableHeading($cache->{'DisplayFormat'}, |
|
$cache->{$sequence.':source'}, |
|
$cache->{$sequence.':title'}, |
|
$headings); |
|
my ($Hid,$pr)=split(/\:/,$mapsort{$_}); |
|
my @lpr=split(/\&/,$pr); |
|
for (my $i=1; $i<=$#lpr; $i++) { |
|
my %storestats=(); |
|
my ($PrOrd,$Prob,$Tries,$Wrongs,$Code)=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 @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)=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>'; |
|
#$Map = '<a href="'.$Map.'">'.$res.'</a>'; |
|
|
|
#------------------------ Compute the Average of Tries about one problem |
sub next_student { |
my $Average = ($StdNo) ? $TotalTries/$StdNo : 0; |
return $next_student; |
|
} |
|
|
$storestats{$ENV{'request.course.id'}.'___'.$urlres.'___timestamp'}=time; |
|
$storestats{$ENV{'request.course.id'}.'___'.$urlres.'___stdno'}=$StdNo; |
|
$storestats{$ENV{'request.course.id'}.'___'.$urlres.'___avetries'}=$Average; |
|
|
|
#-------------------------------- Compute percentage of Wrong tries |
|
my $Wrong = ( $StdNo ) ? 100 * ( $Incorrect / $StdNo ) : 0; |
|
|
|
#-------------------------------- Compute Standard Deviation |
|
my $StdDev = 0; |
|
if ( $StdNo > 1 ) { |
|
for ( my $n = 0; $n < $StdNo; $n++ ) { |
|
my $Dif = $StdLst[ $n ]-$Average; |
|
$StdDev += $Dif*$Dif; |
|
} |
|
$StdDev /= ( $StdNo - 1 ); |
|
$StdDev = sqrt( $StdDev ); |
|
} |
|
|
|
#-------------------------------- Compute Degree of Difficulty |
|
my $DoDiff = 0; |
|
if( $TotalTries > 0 ) { |
|
$DoDiff = 1 - ( ( $YES + $Override ) / $TotalTries ); |
|
# $DoDiff = ($TotalTries)/($YES + $Override+ 0.1); |
|
} |
|
|
|
$storestats{$ENV{'request.course.id'}.'___'.$urlres.'___difficulty'}=$DoDiff; |
|
|
|
#-------------------------------- Compute the Skewness |
|
my $Skewness = 0; |
|
my $Sum = 0; |
|
if ( $StdNo > 0 && $StdDev > 0 ) { |
|
for ( my $n = 0; $n < $StdNo; $n++ ) { |
|
my $Dif = $StdLst[ $n ]-$Average; |
|
$Skewness += $Dif*$Dif*$Dif; |
|
} |
|
$Skewness /= $StdNo; |
|
$Skewness /= $StdDev*$StdDev*$StdDev; |
|
} |
|
|
|
#--------------------- Compute the Discrimination Factors |
|
my ($Up1,$Up2)=split(/\:/,':');#jason$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.'&'. |
|
$Prob; |
|
$CachData{($p_count-1)}=$join; |
|
|
|
$urlres=~/^(\w+)\/(\w+)/; |
|
if ($StdNo) { |
|
&Apache::lonnet::put('resevaldata',\%storestats,$1,$2); |
|
} |
|
#-------------------------------- Row of statistical table |
|
&TableRow($cache,$join,$i,($p_count-1)); |
|
} |
|
&CloseTable($cache); |
|
} |
|
&Close_PrgWin(); |
|
} |
|
|
|
=pod |
sub StudentDataSelect { |
sub Cache_Statistics { |
my ($elementname,$status,$numvisible)=@_; |
my ($cache)=@_; |
if ($numvisible < 1) { |
my @list = (); |
return; |
my $Useful; |
|
my $UnUseful; |
|
# $r->print('<input type="hidden" name="show" value="excel" />'."\n"); |
|
my %myHeader = reverse( %Header ); |
|
$Pos = $myHeader{$ENV{'form.sort'}}; |
|
if ($Pos > 0) {$Pos++;} |
|
my $p_count = 0; |
|
foreach my $key( keys %CachData) { |
|
my @Temp=split(/\&/,$CachData{$key}); |
|
if ( $Pos == 0 ) { |
|
($UnUseful,$Useful)=split(/\>/,$Temp[$Pos]); |
|
} |
|
else { |
|
$Useful = $Temp[$Pos]; |
|
} |
|
$list[$p_count]=$Useful.'@'.$CachData{$key}; |
|
$p_count++; |
|
} |
|
|
|
@list = sort MySort (@list); |
|
|
|
my $nIndex=0; |
|
|
|
if ( $Pos == 0 ) { |
|
foreach (sort keys %mapsort) { |
|
my ($Hid,$pr)=split(/\:/,$mapsort{$_}); |
|
&CreateProblemStatisticsTableHeading($cache,1,$Hid); |
|
my @lpr=split(/\&/,$pr); |
|
for (my $i=1; $i<=$#lpr; $i++) { |
|
my($Pre, $Post) = split(/\@/,$list[$nIndex]); |
|
#$r->print('<br>'.$Pre.'---'.$Post); |
|
&TableRow($cache,$Post,$i,$nIndex); |
|
$nIndex++; |
|
} |
|
&CloseTable($cache); |
|
} |
|
} |
} |
else { |
# |
&CreateProblemStatisticsTableHeading($cache,0); |
# Build the form element |
for ( my $nIndex = 0; $nIndex < $p_count; $nIndex++ ) { |
my $Str = "\n"; |
my($Pre, $Post) = split(/\@/,$list[$nIndex]); |
$Str .= '<select name="'.$elementname.'" '; |
&TableRow($cache,$Post,$nIndex,$nIndex); |
if ($status ne 'single') { |
} |
$Str .= 'multiple="multiple" '; |
&CloseTable($cache); |
} |
|
$Str .= 'size="'.$numvisible.'" >'."\n"; |
|
# |
|
# Deal with 'all' |
|
$Str .= ' <option value="all" '; |
|
foreach (@SelectedStudentData) { |
|
if ($_ eq 'all') { |
|
$Str .= 'selected '; |
|
last; |
|
} |
} |
} |
} |
$Str .= ">all</option>\n"; |
=cut |
# |
sub TableRow { |
# Loop through the student data fields |
my ($cache,$Str,$Idx,$RealIdx)=@_; |
foreach my $item (@StudentDataOrder) { |
my($PrOrd,$Temp,$StdNo,$TotalTries,$MxTries,$Avg,$YES,$Override, |
$Str .= ' <option value="'.$item.'" '; |
$Wrng,$DoD,$SD,$Sk,$_D1,$_D2,$Prob)=split(/\&/,$Str); |
foreach (@SelectedStudentData) { |
if($cache->{'DisplayFormat'} eq 'Display CSV Format') { |
if ($item eq $_ ) { |
my ($ResId,$Dummy)=split(/\*/,$Prob); |
$Str .= 'selected '; |
my $Ptr = "\n".'<br>'. |
last; |
"\n".'"'.($RealIdx+1).'",'. |
} |
"\n".'"'.$hash{'title_'.$ResId}.$Dummy.'",'. |
} |
"\n".'"'.$hash{'src_'.$ResId}.'",'. |
$Str .= '>'.$item."</option>\n"; |
"\n".'"'.$StdNo.'",'. |
|
"\n".'"'.$TotalTries.'",'. |
|
"\n".'"'.$MxTries.'",'. |
|
"\n".'"'.$Avg.'",'. |
|
"\n".'"'.$YES.'",'. |
|
"\n".'"'.$Override.'",'. |
|
"\n".'"'.$Wrng.'",'. |
|
"\n".'"'.$DoD.'",'. |
|
"\n".'"'.$SD.'",'. |
|
"\n".'"'.$Sk.'",'. |
|
"\n".'"'.$_D1.'",'. |
|
"\n".'"'.$_D2.'"'; |
|
$r->print("\n".$Ptr); |
|
} else { |
|
my $Ptr = "\n".'<tr>'. |
|
"\n".'<td>'.($RealIdx+1).'</td>'. |
|
# "\n".'<td>'.$PrOrd.$Temp.'</td>'. |
|
"\n".'<td>'.$Temp.'</td>'. |
|
"\n".'<td bgcolor='.$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>'; |
|
$r->print("\n".$Ptr.'</tr>' ); |
|
} |
} |
$GraphDat{$RealIdx}=$DoD.':'.$Wrng; |
$Str .= "</select>\n"; |
|
return $Str; |
} |
} |
|
|
sub StatusOptions { |
|
my ($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 $Ptr; |
sub get_selected_maps { |
|
my ($elementname) = @_; |
|
my @selected_maps = |
|
&Apache::loncommon::get_env_multiple('form.'.$elementname); |
|
@selected_maps = ('all') if (! @selected_maps); |
|
foreach my $map (@selected_maps) { |
|
if ($map eq 'all') { |
|
@selected_maps = ('all'); |
|
last; |
|
} |
|
} |
|
return @selected_maps; |
} |
} |
|
|
sub AscendOrderOptions { |
|
my ($cache)=@_; |
|
|
|
my $order = $cache->{'Ascend'}; |
|
my $OpSel1 = ''; |
|
my $OpSel2 = ''; |
|
|
|
if($order eq 'Ascending') { |
|
$OpSel1 = ' selected'; |
sub selected_sequences_with_assessments { |
} else { |
my ($mode) = @_; |
$OpSel2 = ' selected'; |
$mode = 'selected' if (! defined($mode)); |
|
my $navmap = Apache::lonnavmaps::navmap->new(); |
|
if (!defined($navmap)) { |
|
return ('Can not open Coursemap'); |
|
} |
|
# |
|
my @sequences = $navmap->retrieveResources(undef, |
|
sub { shift->is_map(); },1,0,1); |
|
my $toplevelseq = $navmap->getById('0.0'); |
|
if (!grep(/^\Q$toplevelseq\E$/,@sequences)) { |
|
unshift(@sequences,$toplevelseq); |
} |
} |
|
|
my $Ptr = ''; |
my @sequences_with_assessments; |
$Ptr .= '<tr><td align="right"><b>Sorting Type:</b></td>'."\n"; |
foreach my $sequence (@sequences) { |
$Ptr .= '<td align="left"><select name="Ascend">'."\n"; |
if ($navmap->hasResource($sequence,sub { shift->is_problem(); },0,1)){ |
$Ptr .= '<option'.$OpSel1.'>Ascending</option>'."\n". |
push(@sequences_with_assessments,$sequence); |
'<option'.$OpSel2.'>Descending</option>'."\n"; |
} |
$Ptr .= '</select></td></tr>'."\n"; |
} |
|
# |
|
my @sequences_to_show; |
|
foreach my $sequence (@sequences_with_assessments) { |
|
if ($mode eq 'all') { |
|
push (@sequences_to_show,$sequence); |
|
} elsif ($mode eq 'selected') { |
|
foreach my $map_symb (&get_selected_maps('Maps')) { |
|
if ($sequence->symb eq $map_symb || $map_symb eq 'all'){ |
|
push (@sequences_to_show,$sequence); |
|
last; # Only put it in once |
|
} |
|
} |
|
} |
|
|
return $Ptr; |
} |
|
return $navmap,@sequences_to_show; |
} |
} |
|
|
sub ProblemStatisticsButtons { |
|
my ($cache)=@_; |
|
|
|
my $Ptr = '<tr><td></td><td align="left">'; |
sub map_select { |
$Ptr .= '<input type=submit name="ProblemStatisticsRecalculate" '; |
my ($elementname,$status,$numvisible)=@_; |
$Ptr .= 'value="Recalculate Statistics"/>'."\n"; |
if ($numvisible < 1) { |
$Ptr .= ' '; |
return; |
$Ptr .= '<input type="submit" name="DoDiffGraph" '; |
} |
$Ptr .= 'value="DoDiff Graph" />'."\n"; |
# |
$Ptr .= ' '; |
# Set up array of selected items |
$Ptr .= '<input type="submit" name="PercentWrongGraph" '; |
my @selected_maps = &get_selected_maps($elementname); |
$Ptr .= 'value="%Wrong Graph" />'."\n"; |
# |
$Ptr .= ' '; |
# Build the form element |
$Ptr .= '<input type="submit" name="DisplayCSVFormat" '; |
my $form = "\n"; |
if($cache->{'DisplayFormat'} eq 'Display CSV Format') { |
$form .= '<select name="'.$elementname.'" '; |
$Ptr .= 'value="Display CSV Format" />'."\n"; |
if ($status ne 'single') { |
|
$form .= 'multiple="multiple" '; |
|
} |
|
$form .= 'size="'.$numvisible.'" >'."\n"; |
|
# |
|
# Put in option for 'all' |
|
$form .= ' <option value="all" '; |
|
if ($selected_maps[0] eq 'all') { |
|
$form .= 'selected '; |
|
} |
|
$form .= ">all</option>\n"; |
|
# |
|
# Loop through the sequences |
|
my @sequences = &selected_sequences_with_assessments('all'); |
|
my $navmap; |
|
if (!ref($sequences[0])) { |
|
return $sequences[0]; |
} else { |
} else { |
$Ptr .= 'value="Display Table Format" />'."\n"; |
$navmap = shift(@sequences); |
} |
} |
$Ptr .= '</td></tr>'; |
foreach my $seq (@sequences){ |
|
$form .= ' <option value="'.$seq->symb.'" '; |
return $Ptr; |
foreach (@selected_maps) { |
} |
if ($seq->symb eq $_) { |
|
$form .= 'selected '; |
sub ProblemStatisticsLegend { |
last; |
my $Ptr = ''; |
|
$Ptr = '<table border="0">'; |
|
$Ptr .= '<tr><td>'; |
|
$Ptr .= '<b>#Stdnts</b>:</td>'; |
|
$Ptr .= '<td>Total Number of Students opened the problem.'; |
|
$Ptr .= '</td></tr><tr><td>'; |
|
$Ptr .= '<b>Tries</b>:</td>'; |
|
$Ptr .= '<td>Total Number of Tries for solving the problem.'; |
|
$Ptr .= '</td></tr><tr><td>'; |
|
$Ptr .= '<b>Mod</b>:</td>'; |
|
$Ptr .= '<td>Maximunm Number of Tries for solving the problem.'; |
|
$Ptr .= '</td></tr><tr><td>'; |
|
$Ptr .= '<b>Mean</b>:</td>'; |
|
$Ptr .= '<td>Average Number of the tries. [ Tries / #Stdnts ]'; |
|
$Ptr .= '</td></tr><tr><td>'; |
|
$Ptr .= '<b>#YES</b>:</td>'; |
|
$Ptr .= '<td>Number of students solved the problem correctly.'; |
|
$Ptr .= '</td></tr><tr><td>'; |
|
$Ptr .= '<b>#yes</b>:</td>'; |
|
$Ptr .= '<td>Number of students solved the problem by override.'; |
|
$Ptr .= '</td></tr><tr><td>'; |
|
$Ptr .= '<b>%Wrng</b>:</td>'; |
|
$Ptr .= '<td>Percentage of students tried to solve the problem '; |
|
$Ptr .= 'but still incorrect. [ 100*((#Stdnts-(#YES+#yes))/#Stdnts) ]'; |
|
$Ptr .= '</td></tr><tr><td>'; |
|
# Kashy formula |
|
# '<b> DoDiff </b>: Degree of Difficulty of the problem.<br>'. |
|
# '[ Tries/(#YES+#yes+0.1) ]<br>'. |
|
#Gerd formula |
|
$Ptr .= '<b>DoDiff</b>:</td>'; |
|
$Ptr .= '<td>Degree of Difficulty of the problem. '; |
|
$Ptr .= '[ 1 - ((#YES+#yes) / Tries) ]'; |
|
$Ptr .= '</td></tr><tr><td>'; |
|
$Ptr .= '<b>S.D.</b>:</td>'; |
|
$Ptr .= '<td>Standard Deviation of the tries. '; |
|
$Ptr .= '[ sqrt(sum((Xi - Mean)^2)) / (#Stdnts-1) '; |
|
$Ptr .= 'where Xi denotes every student\'s tries ]'; |
|
$Ptr .= '</td></tr><tr><td>'; |
|
$Ptr .= '<b>Skew.</b>:</td>'; |
|
$Ptr .= '<td>Skewness of the students tries.'; |
|
$Ptr .= '[(sqrt( sum((Xi - Mean)^3) / #Stdnts)) / (S.D.^3)]'; |
|
$Ptr .= '</td></tr><tr><td>'; |
|
$Ptr .= '<b>Dis.F.</b>:</td>'; |
|
$Ptr .= '<td>Discrimination Factor: A Standard for evaluating the '; |
|
$Ptr .= 'problem according to a Criterion<br>'; |
|
$Ptr .= '<b>[Applied Criterion in %27 Upper Students - '; |
|
$Ptr .= 'Applied the same Criterion in %27 Lower Students]</b><br>'; |
|
$Ptr .= '<b>1st Criterion</b> for Sorting the Students: '; |
|
$Ptr .= '<b>Sum of Partial Credit Awarded / Total Number of Tries</b><br>'; |
|
$Ptr .= '<b>2nd Criterion</b> for Sorting the Students: '; |
|
$Ptr .= '<b>Total number of Correct Answers / Total Number of Tries</b>'; |
|
$Ptr .= '</td></tr></table>'; |
|
|
|
return $Ptr; |
|
} |
|
|
|
#---- END Problem Statistics Web Page ---------------------------------------- |
|
|
|
#---- Problem Statistics Graph Web Page -------------------------------------- |
|
|
|
sub GetGraphData { |
|
my ($whichGraph, $courseID)=@_; |
|
my $Col=0; |
|
my $graphTitle=''; |
|
my $data=''; |
|
my $count = 0; |
|
my $Max = 0; |
|
my $graphData='Graph data does not exist.'; |
|
my $GraphDB = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
|
"_$ENV{'user.domain'}_$courseID\_graph.db"; |
|
if(-e $GraphDB) { |
|
if(tie(%GraphDat,'GDBM_File',"$GraphDB",&GDBM_READER,0640)) { |
|
if($whichGraph eq 'DiffGraph') { |
|
$graphTitle = 'Degree-of-Difficulty'; |
|
$Col = 0; |
|
} else { |
|
$graphTitle = 'Wrong-Percentage'; |
|
$Col = 1; |
|
} |
|
foreach (sort NumericSort keys %GraphDat) { |
|
my @Temp=split(/\:/,$GraphDat{$_}); |
|
my $inf = $Temp[$Col]; |
|
if($Max < $inf) { |
|
$Max = $inf; |
|
} |
|
$data .= $inf.','; |
|
$count++; |
|
} |
|
if($Max > 1) { |
|
$Max += (10 - $Max % 10); |
|
$Max = int($Max); |
|
} else { |
|
$Max = 1; |
|
} |
} |
untie(%GraphDat); |
} |
my $Course = $ENV{'course.'.$courseID.'.description'}; |
$form .= '>'.$seq->compTitle."</option>\n"; |
$Course =~ s/\ /"_"/eg; |
|
$graphData = $Course.'&'.'Problems'.'&'.$graphTitle.'&'.$Max.'&'; |
|
$graphData .= $count.'&'.$data; |
|
} else { |
|
$graphData = "Unable to tie hash to db file"; |
|
} |
|
} |
} |
|
$form .= "</select>\n"; |
return $graphData; |
return $form; |
} |
} |
|
|
#---- END Problem Statistics Graph Web Page ---------------------------------- |
|
|
|
#---- Problem Analysis Web Page ---------------------------------------------- |
|
|
|
sub IntervalOptions { |
|
my ($cache)=@_; |
|
|
|
my $interval = 1; |
sub SectionSelect { |
for(my $n=1; $n<=7; $n++) { |
my ($elementname,$status,$numvisible)=@_; |
if($cache->{'Interval'} == $n) { |
if ($numvisible < 1) { |
$interval = $n; |
return; |
} |
|
} |
} |
|
# |
my $Ptr = '<br><b>Select number of intervals</b>'."\n". |
# Make sure we have the data we need to continue |
'<select name="Interval">'."\n"; |
if (! @Sections) { |
for(my $n=1; $n<=7;$ n++) { |
&PrepareClasslist() |
$Ptr .= '<option'; |
} |
if($interval == $n) { |
# |
$Ptr .= ' selected'; |
# Build the form element |
|
my $Str = "\n"; |
|
$Str .= '<select name="'.$elementname.'" '; |
|
if ($status ne 'single') { |
|
$Str .= 'multiple="multiple" '; |
|
} |
|
$Str .= 'size="'.$numvisible.'" >'."\n"; |
|
# |
|
# Loop through the sequences |
|
foreach my $s (@Sections) { |
|
$Str .= ' <option value="'.$s.'" '; |
|
foreach (&get_selected_sections()) { |
|
if ($s eq $_) { |
|
$Str .= 'selected '; |
|
last; |
|
} |
} |
} |
$Ptr .= '>'.$n."</option>"."\n"; |
$Str .= '>'.$s."</option>\n"; |
} |
|
$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"; |
$Str .= "</select>\n"; |
|
|
return $Str; |
return $Str; |
} |
} |
|
|
#---- END Problem Analysis Web Page ------------------------------------------ |
|
|
|
#---- Student Assessment Web Page -------------------------------------------- |
|
|
|
sub MapOptions { |
sub GroupSelect { |
my ($cache, $page)=@_; |
my ($elementname,$status,$numvisible)=@_; |
my $Ptr = '<tr>'; |
if ($numvisible < 1) { |
$Ptr .= '<td align="right"><b>Select Map</b></td>'."\n"; |
return; |
$Ptr .= '<td align="left"><select name="Maps">'."\n"; |
|
|
|
my $selected = 0; |
|
foreach my $sequence (split(':',$cache->{'orderedSequences'})) { |
|
$Ptr .= '<option'; |
|
if($cache->{$page.'Map'} eq $cache->{$sequence.':title'}) { |
|
$Ptr .= ' selected'; |
|
$selected = 1; |
|
} |
|
$Ptr .= '>'.$cache->{$sequence.':title'}.'</option>'."\n"; |
|
} |
} |
$Ptr .= '<option'; |
# |
if(!$selected) { |
# Make sure we have the data we need to continue |
$Ptr .= ' selected'; |
if (! @Groups) { |
|
&PrepareClasslist(); |
|
} |
|
# |
|
# Build the form element |
|
my $Str = "\n"; |
|
$Str .= '<select name="'.$elementname.'" '; |
|
if ($status ne 'single') { |
|
$Str .= 'multiple="multiple" '; |
|
} |
|
$Str .= 'size="'.$numvisible.'" >'."\n"; |
|
# |
|
# Loop through the groups |
|
foreach my $s (@Groups) { |
|
$Str .= ' <option value="'.$s.'" '; |
|
foreach my $group (&get_selected_groups()) { |
|
if ($s eq $group) { |
|
$Str .= 'selected '; |
|
last; |
|
} |
|
} |
|
$Str .= '>'.$s."</option>\n"; |
} |
} |
$Ptr .= '>All Maps</option>'."\n"; |
$Str .= "</select>\n"; |
|
|
$Ptr .= '</select></td></tr>'."\n"; |
|
|
|
return $Ptr; |
|
} |
} |
|
|
sub StudentOptions { |
|
my ($students, $selectedName)=@_; |
|
|
|
my $Ptr ='<tr>'; |
|
$Ptr .= '<td align="right"><b>Select Student</b></td>'."\n"; |
|
$Ptr .= '<td align="left"><select name="Students">'."\n"; |
|
|
|
my $selected=0; |
|
foreach (@$students) { |
sub DisplayClasslist { |
my ($name) = split(':',$_); |
my ($r)=@_; |
$Ptr .= '<option'; |
&Apache::lonhtmlcommon::add_breadcrumb |
if($selectedName eq $name) { |
({text=>'Select One Student'}); |
$Ptr .= ' selected'; |
# |
$selected = 1; |
# Output some of the standard interface components |
|
my $Str; |
|
$Str .= &Apache::lonhtmlcommon::breadcrumbs('Select One Student'); |
|
$Str .= '<p><table cellspacing="5">'."\n"; |
|
$Str .= '<tr>'; |
|
$Str .= '<th align="center"><b>'.&mt('Sections').'</b></th>'; |
|
$Str .= '<th align="center"><b>'.&mt('Groups').'</b></th>'; |
|
$Str .= '<th align="center"><b>'.&mt('Access Status').'</b></th>'; |
|
$Str .= '</tr>'.$/; |
|
$Str .= '<tr>'; |
|
$Str .= '<td>'. |
|
&Apache::lonstatistics::SectionSelect('Section','multiple',5). |
|
'</td>'; |
|
$Str .= '<td>'. |
|
&Apache::lonstatistics::GroupSelect('Group','multiple',5). |
|
'</td>'; |
|
$Str .= '<td>'. |
|
&Apache::lonhtmlcommon::StatusOptions(undef,undef,5). |
|
'</td>'; |
|
|
|
$Str .= '</tr>'.$/; |
|
$Str .= '</table></p>'; |
|
$Str .= '<input type="submit" name="selectstudent" value="'. |
|
&mt('Update Display').'" />'; |
|
$r->print($Str); |
|
$r->rflush(); |
|
# |
|
my @Fields = ('fullname','username','domain','id','section','status','groups'); |
|
# |
|
$Str = ''; |
|
my @selected_sections = &get_selected_sections(); |
|
if (! @Students) { |
|
if ($selected_sections[0] eq 'all') { |
|
if (lc($env{'form.Status'}) eq 'active') { |
|
$Str .= '<p class="LC_info">'. |
|
&mt('There are no currently enrolled students in the course.'). |
|
'</p>'; |
|
} elsif (lc($env{'form.Status'}) eq 'expired') { |
|
$Str .= '<p class="LC_info">'. |
|
&mt('There are no previously enrolled students in the course.'). |
|
'</p>'; |
|
} elsif (lc($env{'form.Status'}) eq 'future') { |
|
$Str .= '<p class="LC_info">'. |
|
&mt('There are no students with future access in the course.'). |
|
'</p>'; |
|
} else { # 'any' and any others |
|
$Str .= '<p class="LC_info">'. |
|
&mt('There are no students in the course.'). |
|
'</p>'; |
|
} |
|
} else { |
|
if (lc($env{'form.Status'}) eq 'active') { |
|
$Str .= '<p class="LC_info">'. |
|
&mt('There are no currently enrolled students in the selected sections.'). |
|
'</p>'; |
|
} elsif (lc($env{'form.Status'}) eq 'expired') { |
|
$Str .= '<p class="LC_info">'. |
|
&mt('There are no previously enrolled students in the selected sections.'). |
|
'</p>'; |
|
} elsif (lc($env{'form.Status'}) eq 'future') { |
|
$Str .= '<p class="LC_info">'. |
|
&mt('There are no students with future access in the selected sections.'). |
|
'</p>'; |
|
} else { # 'any' and any others |
|
$Str .= '<p class="LC_info">'. |
|
&mt('There are no students in the selected sections.'). |
|
'</p>'; |
|
} |
} |
} |
$Ptr .= '>'.$name.'</option>'."\n"; |
$Str.= '<p>' |
|
.'<a href="/adm/statistics?reportSelected=student_assessment">' |
|
.&mt('Return to the chart').'</a>' |
|
.'</p>'; |
|
$r->print($Str); |
|
$r->rflush(); |
|
return; |
} |
} |
|
|
$Ptr .= '<option'; |
$Str .= '<h2>'.&mt('Select One Student').'</h2>' |
if(!$selected) { |
.'<p>'.&mt("Click on a student's name or username to view their chart").'</p>' |
$Ptr .= ' selected'; |
.&Apache::loncommon::start_data_table() |
|
.&Apache::loncommon::start_data_table_header_row(); |
|
foreach my $field (@Fields) { |
|
$Str .= '<th><a href="/adm/statistics?'. |
|
'reportSelected=student_assessment&'. |
|
'selectstudent=1&'. |
|
'sort='.$field.'">'.&mt($field). |
|
'</a></th>'; |
|
} |
|
$Str .= &Apache::loncommon::end_data_table_header_row(); |
|
# |
|
foreach my $student (@Students) { # @Students is a package variable |
|
my $sname = $student->{'username'}.':'.$student->{'domain'}; |
|
$Str .= &Apache::loncommon::start_data_table_row(); |
|
# |
|
foreach my $field (@Fields) { |
|
$Str .= '<td>'; |
|
if ($field eq 'fullname' || $field eq 'username') { |
|
$Str .= '<a href="/adm/statistics?reportSelected='; |
|
$Str .= &escape('student_assessment'); |
|
$Str .= '&sort='.&escape($env{'form.sort'}); |
|
$Str .= '&SelectedStudent='; |
|
$Str .= &escape($sname).'">'; |
|
$Str .= $student->{$field}.' '; |
|
$Str .= '</a>'; |
|
} elsif ($field eq 'status') { |
|
$Str .= &mt($student->{$field}); |
|
} else { |
|
$Str .= $student->{$field}; |
|
} |
|
$Str .= '</td>'; |
|
} |
|
$Str .= &Apache::loncommon::end_data_table_row(); |
} |
} |
$Ptr .= '>No Student Selected</option>'."\n"; |
$Str .= &Apache::loncommon::end_data_table(); |
|
# |
$Ptr .= '</select></td></tr>'."\n"; |
$r->print($Str); |
|
$r->rflush(); |
return $Ptr; |
# |
|
return; |
} |
} |
|
|
# ------ Create different Student Report |
|
sub StudentReport { |
|
my ($cache, $name)=@_; |
|
|
|
my $Str = ''; |
|
if($cache->{$name.':error'} =~ /course/) { |
|
my ($username)=split(':',$name); |
|
$Str .= '<b><font color="blue">No course data for student </font>'; |
|
$Str .= '<font color="red">'.$username.'.</font></b><br>'; |
|
return $Str; |
|
} |
|
|
|
$Str .= "<table border=2><tr><th> \# </th><th> Set Title </th>"; |
|
$Str .= '<th> Results </th><th> Tries </th></tr>'."\n"; |
|
|
|
my $codes; |
|
my $attempts; |
|
foreach my $sequence (split(':', $cache->{'orderedSequences'})) { |
|
if($cache->{'StudentAssessmentMap'} ne 'All Maps' && |
|
$cache->{'StudentAssessmentMap'} ne $cache->{$sequence.':title'}) { |
|
next; |
|
} |
|
|
|
$Str .= '<tr><td>'.$sequence.'</td>'; |
|
$Str .= '<td>'.$cache->{$sequence.':title'}.'</td>'; |
|
|
|
$codes = ''; |
|
$attempts = ''; |
|
foreach my $problemID (split(':', $cache->{$sequence.':problems'})) { |
|
my $problem = $cache->{$problemID.':problem'}; |
|
my $LatestVersion = $cache->{$name.':version:'.$problem}; |
|
|
|
# Output dashes for all the parts of this problem if there |
|
# is no version information about the current problem. |
|
if(!$LatestVersion) { |
|
foreach my $part (split(/\:/,$cache->{$sequence.':'. |
|
$problemID. |
|
':parts'})) { |
|
$codes .= "-,"; |
|
$attempts .= "0,"; |
|
} |
|
next; |
|
} |
|
|
|
my %partData=undef; |
|
# Initialize part data, display skips correctly |
|
# Skip refers to when a student made no submissions on that |
|
# part/problem. |
|
foreach my $part (split(/\:/,$cache->{$sequence.':'. |
|
$problemID. |
|
':parts'})) { |
|
$partData{$part.':tries'}=0; |
|
$partData{$part.':code'}='-'; |
|
} |
|
|
|
# Looping through all the versions of each part, starting with the |
sub CreateMainMenu { |
# oldest version. Basically, it gets the most recent |
# |
# set of grade data for each part. |
# Define menu data |
for(my $Version=1; $Version<=$LatestVersion; $Version++) { |
my @reports = ( |
foreach my $part (split(/\:/,$cache->{$sequence.':'. |
{categorytitle => 'Statistics and Analyses', |
$problemID. |
items => [ |
':parts'})) { |
{url => '/adm/statistics?reportSelected=problem_statistics', |
|
permission => 'F', |
if(!defined($cache->{$name.":$Version:$problem". |
icon => 'document-open.png', |
":resource.$part.solved"})) { |
linktext => ('Overall Problem Statistics'), |
# No grade for this submission, so skip |
linktitle => ('Student performance statistics on all problems.')}, |
next; |
|
} |
{url => '/adm/statistics?reportSelected=problem_analysis', |
|
permission => 'F', |
|
icon => 'edit-find.png', |
|
linktext => ('Detailed Problem Analysis'), |
|
linktitle => ('Detailed statistics and graphs of student performance on problems.')}, |
|
]}, |
|
{categorytitle => 'Plots', |
|
items => [ |
|
{url => '/adm/statistics?reportSelected=submissiontime_analysis', |
|
permission => 'F', |
|
icon => 'subtimpl.png', |
|
linktext => ('Submission Time Plots'), |
|
linktitle => ('Display and analysis of submission times on assessments.')}, |
|
|
|
{url => '/adm/statistics?reportSelected=correct_problems_plot', |
|
permission => 'F', |
|
icon => 'coprplot.png', |
|
linktext => ('Correct Problems Plot'), |
|
linktitle => ('Display a histogram of student performance in the course.')}, |
|
]}, |
|
{categorytitle => 'Reports', |
|
items => [ |
|
{url => '/adm/statistics?reportSelected=student_submission_reports', |
|
permission => 'F', |
|
icon => 'edit-copy.png', |
|
linktext => ('Student Submission Reports'), |
|
linktitle => ('Prepare reports of student submissions.')}, |
|
|
|
{url => '/adm/statistics?reportSelected=survey_reports', |
|
permission => 'F', |
|
icon => 'docs.png', |
|
linktext => ('Survey Reports'), |
|
linktitle => ('Prepare reports on survey results.')}, |
|
]}); |
|
|
|
return &Apache::lonhtmlcommon::generate_menu(@reports); |
|
|
|
} |
|
|
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 |
sub handler { |
# correct order and prepare the output |
my $r=shift; |
foreach (split(/\:/,$cache->{$sequence.':'.$problemID. |
my $c = $r->connection(); |
':parts'})) { |
# |
$codes .= $partData{$_.':code'}.','; |
# Check for overloading |
$attempts .= $partData{$_.':tries'}.','; |
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 $loaderror; } |
|
# |
|
# Check for access |
|
if (! &Apache::lonnet::allowed('vgr',$env{'request.course.id'})) { |
|
$env{'user.error.msg'}= |
|
$r->uri.":vgr:0:0:Cannot view grades for complete course"; |
|
if (! &Apache::lonnet::allowed('vgr', |
|
$env{'request.course.id'}.'/'.$env{'request.course.sec'})) { |
|
$env{'user.error.msg'}= |
|
$r->uri.":vgr:0:0:Cannot view grades with given role"; |
|
return HTTP_NOT_ACCEPTABLE; |
|
} |
|
} |
|
# |
|
# Send the header |
|
&Apache::loncommon::no_cache($r); |
|
&Apache::loncommon::content_type($r,'text/html'); |
|
$r->send_http_header; |
|
if ($r->header_only) { return OK; } |
|
my $gcicustom = &Apache::loncommon::needs_gci_custom(); |
|
if ($gcicustom) { |
|
my $now = time; |
|
my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; |
|
my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; |
|
my $courseopt=&Apache::lonnet::get_courseresdata($cnum,$cdom); |
|
my $duedate = $courseopt->{$env{'request.course.id'}.'.0.duedate'}; |
|
if ((!$duedate) || ($duedate > $now)) { |
|
$r->print(&Apache::loncommon::start_page("Course Statistics")); |
|
$r->print('<h3>'.&mt('Display of statistics').'</h3>'); |
|
if ($duedate > $now) { |
|
$r->print('<p>'.&mt('Aggregate test performance data will be available after the Concept Test end date: [_1].', |
|
&Apache::lonlocal::locallocaltime($duedate)).'</p>'); |
|
} else { |
|
$r->print('<p>'. |
|
&mt('Aggregate test performance data unavailable without definition of an end date for the Concept Test.').'</p>'); |
} |
} |
|
$r->print(&Apache::loncommon::end_page()); |
|
return OK; |
} |
} |
$codes =~ s/,$//; |
|
$attempts =~ s/,$//; |
|
$Str .= '<td>'.$codes.'</td>'; |
|
$Str .= '<td>'.$attempts.'</td>'; |
|
$Str .= '</tr>'."\n"; |
|
} |
} |
|
|
$Str .= '</table>'."\n"; |
# |
|
# Extract form elements from query string |
return $Str; |
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
|
['sort','reportSelected', |
|
'SelectedStudent']); |
|
# |
|
# Give the LON-CAPA page header |
|
my $style = <<ENDSTYLE; |
|
<style type="text/css"> |
|
ul.sub_studentans { list-style-type: none } |
|
ul.sub_correctans { list-style-type: none } |
|
tr.even { background-color: \#CCCCCC } |
|
td.essay { border: 1px solid gray; } |
|
</style> |
|
ENDSTYLE |
|
|
|
$r->print(&Apache::loncommon::start_page('Course Statistics and Charts', |
|
$style)); |
|
$r->rflush(); |
|
# |
|
# Either print out a menu for them or send them to a report |
|
&Apache::lonhtmlcommon::clear_breadcrumbs(); |
|
&Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/statistics', |
|
title=>'Statistics', |
|
text =>'Statistics', |
|
faq=>139, |
|
bug=>'Statistics and Charts'}); |
|
if (! exists($env{'form.reportSelected'}) || |
|
$env{'form.reportSelected'} eq '') { |
|
$r->print(&Apache::lonhtmlcommon::breadcrumbs('Statistics Main Page'). |
|
&CreateMainMenu()); |
|
} else { |
|
# |
|
if (! &Apache::lonmysql::verify_sql_connection()) { |
|
my $serveradmin = $r->dir_config('lonAdmEMail'); |
|
$r->print('<h2 class="LC_error">'. |
|
&mt('Unable to connect to database!'). |
|
'</h2>'); |
|
$r->print('<p>' |
|
.&mt('Please notify the server administrator [_1]', |
|
,'<b>'.$serveradmin.'</b>') |
|
.'</p>'); |
|
$r->print('<p>'. |
|
&mt('Course Statistics and Charts cannot be '. |
|
'retrieved until the database is restarted. '. |
|
'Your data is intact but cannot be displayed '. |
|
'at this time.').'</p>'); |
|
$r->print(&Apache::loncommon::end_page()); |
|
return; |
|
} |
|
# |
|
# Clean out the caches |
|
if (exists($env{'form.ClearCache'})) { |
|
&Apache::loncoursedata::delete_caches($env{'requres.course.id'}); |
|
} |
|
# |
|
# Begin form output |
|
$r->print('<form name="Statistics" '); |
|
$r->print('method="post" action="/adm/statistics">'); |
|
$r->rflush(); |
|
# |
|
my $GoToPage = $env{'form.reportSelected'}; |
|
# |
|
$r->print('<input type="hidden" name="reportSelected" value="'. |
|
$GoToPage.'">'); |
|
if($GoToPage eq 'activitylog') { |
|
# &Apache::lonproblemstatistics::Activity(); |
|
} elsif($GoToPage eq 'problem_statistics') { |
|
&Apache::lonhtmlcommon::add_breadcrumb |
|
({href=>'/adm/statistics?reportselected=problem_statistics', |
|
text=>'Overall Problem Statistics'}); |
|
&Apache::lonproblemstatistics::BuildProblemStatisticsPage($r,$c); |
|
} elsif($GoToPage eq 'problem_analysis') { |
|
&Apache::lonhtmlcommon::add_breadcrumb |
|
({href=>'/adm/statistics?reportselected=problem_analysis', |
|
text=>'Detailed Problem Analysis'}); |
|
&Apache::lonproblemanalysis::BuildProblemAnalysisPage($r,$c); |
|
} elsif($GoToPage eq 'submissiontime_analysis') { |
|
&Apache::lonhtmlcommon::add_breadcrumb |
|
({href=> |
|
'/adm/statistics?reportselected=submissiontime_analysis', |
|
text=>'Submission Time Plots'}); |
|
&Apache::lonsubmissiontimeanalysis::BuildSubmissionTimePage($r,$c); |
|
} elsif($GoToPage eq 'student_submission_reports') { |
|
&Apache::lonhtmlcommon::add_breadcrumb |
|
({href=> |
|
'/adm/statistics?reportselected=student_submission_reports', |
|
text=>'Student Submission Reports'}); |
|
&Apache::lonstudentsubmissions::BuildStudentSubmissionsPage($r,$c); |
|
} elsif($GoToPage eq 'survey_reports') { |
|
&Apache::lonhtmlcommon::add_breadcrumb |
|
({href=> |
|
'/adm/statistics?reportselected=survey_reports', |
|
text=>'Survey Reports'}); |
|
&Apache::lonsurveyreports::BuildSurveyReportsPage($r,$c); |
|
} elsif($GoToPage eq 'correct_problems_plot') { |
|
&Apache::lonhtmlcommon::add_breadcrumb |
|
({href=>'/adm/statistics?reportselected=correct_problems_plot', |
|
text=>'Correct Problems Plot'}); |
|
&Apache::loncorrectproblemplot::BuildCorrectProblemsPage($r,$c); |
|
} elsif($GoToPage eq 'student_assessment') { |
|
&Apache::lonhtmlcommon::clear_breadcrumbs(); |
|
&Apache::lonhtmlcommon::add_breadcrumb |
|
({href=>'/adm/statistics?reportselected=student_assessment', |
|
text=>'Chart'}); |
|
if ($gcicustom) { |
|
$r->print(&mt('Only aggregate performance data is available for Concept Tests.')); |
|
} else { |
|
&Apache::lonstudentassessment::BuildStudentAssessmentPage($r,$c); |
|
} |
|
} elsif($GoToPage eq 'grading_analysis') { |
|
&Apache::lonhtmlcommon::add_breadcrumb |
|
({href=>'/adm/statistics?reportselected=grading_anaylsis', |
|
text=>'Grading Analysis'}); |
|
&Apache::longradinganalysis::build_grading_analysis_page($r,$c); |
|
} |
|
# |
|
$r->print("</form>\n"); |
|
} |
|
$r->print(&Apache::loncommon::end_page()); |
|
$r->rflush(); |
|
# |
|
return OK; |
} |
} |
|
|
#---- END Student Assessment Web Page ---------------------------------------- |
1; |
|
|
#---- Menu Web Page ---------------------------------------------------------- |
__END__ |
|
|
sub Title { |
=pod |
my ($downloadTime)=@_; |
|
|
|
my $Ptr = ''; |
=head1 NAME |
|
|
$Ptr .= '<html><head><title>LON-CAPA Statistics</title></head>'."\n"; |
lonstatistics |
$Ptr .= '<body bgcolor="#FFFFFF">'."\n"; |
|
$Ptr .= '<script>window.focus(); window.width=500;window.height=500;'; |
|
$Ptr .= '</script>'."\n"; |
|
$Ptr .= '<img align=right src=/adm/lonIcons/lonlogos.gif>'."\n"; |
|
$Ptr .= '<h1> Course : "'; |
|
$Ptr .= $ENV{'course.'.$ENV{'request.course.id'}.'.description'}; |
|
$Ptr .= '"</h1>'."\n"; |
|
$Ptr .= '<h3>'.$downloadTime.'</h3>'; |
|
|
|
return $Ptr; |
=head1 SYNOPSIS |
} |
|
|
|
sub CreateMenuForm { |
Main handler for statistics and chart. |
my ($cache)=@_; |
|
my $Ptr = '<table border="0">'; |
|
$Ptr .= '<tr><td><input type="submit" name="ProblemStatistics" '; |
|
$Ptr .= 'value="Problem Stats"/>'; |
|
$Ptr .= '</td></tr>'."\n"; |
|
|
|
if(defined($cache->{'OptionResponses'})) { |
|
$Ptr .= '<tr><td><input type="submit" name="ProblemAnalysis" '; |
|
$Ptr .= 'value="Problem Analysis"/>'; |
|
$Ptr .= '</td></tr>'."\n"; |
|
} |
|
|
|
$Ptr .= '<tr><td><input type="submit" name="StudentAssessment" '; |
|
$Ptr .= 'value="Student Assessment"/>'; |
|
$Ptr .= '</td></tr>'."\n"; |
|
#$Ptr .= '<input type="submit" name="ActivityLog" value="Activity Log"/>'; |
|
|
|
$Ptr .= '</table>'."\n"; |
This is part of the LearningOnline Network with CAPA project |
|
described at http://www.lon-capa.org. |
|
|
return $Ptr; |
|
} |
|
|
|
#---- END Menu Web Page ------------------------------------------------------ |
=head1 PACKAGE VARIABLES |
|
|
#---- HELPER FUNCTIONS ------------------------------------------------------- |
=over |
|
|
sub CheckFormElement { |
=item @FullClasslist The full classlist |
my ($cache, $ENVName, $cacheName, $default)=@_; |
|
|
|
if(defined($ENV{'form.'.$ENVName})) { |
=item @Students The students we are concerned with for this invocation |
$cache->{$cacheName} = $ENV{'form.'.$ENVName}; |
|
} elsif(!defined($cache->{$cacheName})) { |
|
$cache->{$cacheName} = $default; |
|
} |
|
|
|
return; |
=item @Sections The sections available in this class |
} |
|
|
|
sub ProcessFormData{ |
=item @Groups The groups available in the class |
my ($cacheDB, $isCached)=@_; |
|
my %cache; |
|
|
|
if(tie(%cache,'GDBM_File',$cacheDB,&GDBM_WRCREAT,0640)) { |
|
# Select page to display |
|
if(defined($ENV{'form.ProblemStatistics'}) || |
|
defined($ENV{'form.ProblemStatisticsRecalculate'}) || |
|
defined($ENV{'form.DisplayCSVFormat'})) { |
|
$cache{'GoToPage'} = 'ProblemStatistics'; |
|
&CheckFormElement(\%cache, 'DisplayCSVFormat', |
|
'DisplayFormat', 'Display Table Format'); |
|
&CheckFormElement(\%cache, 'Ascend','ProblemStatisticsAscend', |
|
'Ascending'); |
|
&CheckFormElement(\%cache, 'Maps', 'ProblemStatisticsMap', |
|
'All Maps'); |
|
} elsif(defined($ENV{'form.ProblemAnalysis'})) { |
|
$cache{'GoToPage'} = 'ProblemAnalysis'; |
|
&CheckFormElement(\%cache, 'Interval', 'Interval', '1'); |
|
} elsif(defined($ENV{'form.StudentAssessment'}) || |
|
defined($ENV{'form.CreateStudentAssessment'}) || |
|
defined($ENV{'form.NextStudent'}) || |
|
defined($ENV{'form.PreviousStudent'})) { |
|
$cache{'GoToPage'} = 'StudentAssessment'; |
|
if(defined($ENV{'form.NextStudent'})) { |
|
$cache{'StudentAssessmentMove'} = 'next'; |
|
} elsif(defined($ENV{'form.PreviousStudent'})) { |
|
$cache{'StudentAssessmentMove'} = 'previous'; |
|
} else { |
|
$cache{'StudentAssessmentMove'} = 'selected'; |
|
} |
|
&CheckFormElement(\%cache, 'Maps', 'StudentAssessmentMap', |
|
'All Maps'); |
|
|
|
&CheckFormElement(\%cache, 'Students', 'StudentAssessmentStudent', |
=item $curr_student The student currently being examined |
'No Student Selected'); |
|
} elsif(defined($ENV{'form.DoDiffGraph'})) { |
|
$cache{'GoToPage'} = 'DoDiffGraph'; |
|
} elsif(defined($ENV{'form.PercentWrongGraph'})) { |
|
$cache{'GoToPage'} = 'PercentWrongGraph'; |
|
} elsif(defined($ENV{'form.ActivityLog'})) { |
|
$cache{'GoToPage'} = 'ActivityLog'; |
|
} else { |
|
$cache{'GoToPage'} = 'Menu'; |
|
} |
|
|
|
&CheckFormElement(\%cache, 'Status', 'Status', 'Active'); |
=item $prev_student The student previous in the classlist |
|
|
foreach (keys(%ENV)) { |
=item $next_student The student next in the classlist |
if(/form\.Analyze:::/) { |
|
$cache{'GoToPage'} = 'Analyze'; |
|
my ($uri, $title, $part, $problem); |
|
(undef, $uri, $title, $part, $problem)=split(':::', $_); |
|
$cache{'AnalyzeURI'} = $uri; |
|
$cache{'AnalyzeTitle'} = $title; |
|
$cache{'AnalyzePart'} = $part; |
|
$cache{'AnalyzeProblem'} = $problem; |
|
|
|
&CheckFormElement(\%cache, 'Interval', 'Interval', '1'); |
=back |
} |
|
} |
|
} |
|
|
|
return; |
=head1 SUBROUTINES |
} |
|
|
|
=pod |
=over |
|
|
=item &SortStudents() |
=item &clear_classlist_variables() |
|
|
Determines which students to display and in which order. Which are |
undef the following package variables: |
displayed are determined by their status(active/expired). The order |
|
is determined by the sort button pressed (default to username). The |
|
type of sorting is username, lastname, or section. |
|
|
|
=over 4 |
=over 4 |
|
|
Input: $students, $CacheData |
=item * @FullClasslist |
|
|
$students: A array pointer to a list of students (username:domain) |
|
|
|
$CacheData: A pointer to the hash tied to the cached data |
=item * @Students |
|
|
Output: \@order |
=item * @Sections |
|
|
@order: An ordered list of students (username:domain) |
|
|
|
=back |
|
|
|
=cut |
|
|
|
sub SortStudents { |
|
my ($students,$cache)=@_; |
|
|
|
my @sorted1Students=(); |
|
foreach (@$students) { |
|
push(@sorted1Students, $_); |
|
} |
|
# my ($end,$start)=split(/\:/,$cache->{$_.':date'}); |
|
# my $active=1; |
|
# my $now=time; |
|
# my $Status=$cache->{'form.Status'}; |
|
# $Status = ($Status) ? $Status : 'Active'; |
|
# if((($end) && $now > $end) && (($Status eq 'Active'))) { |
|
# $active=0; |
|
# } |
|
# if(($Status eq 'Expired') && ($end == 0 || $now < $end)) { |
|
# $active=0; |
|
# } |
|
# if($active) { |
|
# push(@sorted1Students, $_); |
|
# } |
|
# } |
|
|
|
my $Pos = $cache->{'form.ChartSort'}; |
|
my %sortData; |
|
if($Pos eq 'Last Name') { |
|
for(my $index=0; $index<scalar @sorted1Students; $index++) { |
|
$sortData{$cache->{$sorted1Students[$index].':fullname'}}= |
|
$sorted1Students[$index]; |
|
} |
|
} elsif($Pos eq 'Section') { |
|
for(my $index=0; $index<scalar @sorted1Students; $index++) { |
|
$sortData{$cache->{$sorted1Students[$index].':section'}. |
|
$sorted1Students[$index]}=$sorted1Students[$index]; |
|
} |
|
} else { |
|
# Sort by user name |
|
for(my $index=0; $index<scalar @sorted1Students; $index++) { |
|
$sortData{$sorted1Students[$index]}=$sorted1Students[$index]; |
|
} |
|
} |
|
|
|
my @order = (); |
=item * @Groups |
foreach my $key (sort(keys(%sortData))) { |
|
push (@order,$sortData{$key}); |
|
} |
|
|
|
return \@order; |
=item * %StudentData |
} |
|
|
|
sub PrepareData { |
=item * @StudentDataOrder |
my ($c, $cacheDB)=@_; |
|
|
|
# Test for access to the cache data |
=item * @SelectedStudentData |
my $isCached=0; |
|
my $courseID=$ENV{'request.course.id'}; |
|
my $isRecalculate=0; |
|
if(defined($ENV{'form.ProblemStatisticsRecalculate'}) || |
|
defined($ENV{'form.ChartRecalculate'})) { |
|
$isRecalculate=1; |
|
} |
|
|
|
$isRecalculate=1; |
=item * $curr_student |
|
|
$isCached=&Apache::loncoursedata::TestCacheData($cacheDB, $isRecalculate); |
=item * $prev_student |
if($isCached < 0) { |
|
return "Unable to tie hash to db file."; |
|
} |
|
&ProcessFormData($cacheDB, $isCached); |
|
|
|
# Download class list information if not using cached data |
=item * $next_student |
my %cache; |
|
my @students=(); |
|
if(!$isCached) { |
|
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_WRCREAT,0640)) { |
|
return "Unable to tie hash to db file."; |
|
} |
|
|
|
my $processTopResourceMapReturn= |
=back |
&Apache::loncoursedata::ProcessTopResourceMap(\%cache, $c); |
|
if($processTopResourceMapReturn ne 'OK') { |
|
untie(%cache); |
|
return $processTopResourceMapReturn; |
|
} |
|
|
|
if($c->aborted()) { |
=item &PrepareClasslist() |
untie(%cache); |
|
return 'aborted'; |
|
} |
|
|
|
my $classlist=&Apache::loncoursedata::DownloadStudentNamePIDSection( |
Build up the classlist information. The classlist information is kept in |
$courseID, |
the following package variables: |
$c); |
|
my ($checkForError)=keys(%$classlist); |
|
if($checkForError =~ /^(con_lost|error|no_such_host)/i || |
|
defined($classlist->{'error'})) { |
|
untie(%cache); |
|
return "Error getting student data."; |
|
} |
|
|
|
if($c->aborted()) { |
=over 4 |
untie(%cache); |
|
return 'aborted'; |
|
} |
|
|
|
# Active is a temporary solution, remember to change |
=item * @FullClasslist |
@students=&Apache::loncoursedata::ProcessClassList(\%cache, |
|
$classlist, |
|
$courseID, |
|
'Active', $c); |
|
|
|
if($c->aborted()) { |
=item * @Students |
untie(%cache); |
|
return 'aborted'; |
|
} |
|
|
|
untie(%cache); |
=item * @Sections |
} else { |
|
if(!$c->aborted() && tie(%cache,'GDBM_File',$cacheDB, |
|
&GDBM_READER,0640)) { |
|
@students=split(/:::/,$cache{'NamesOfStudents'}); |
|
} else { |
|
return 'aborted'; |
|
} |
|
} |
|
|
|
return ('OK', $isCached, \@students); |
=item * @Groups |
} |
|
|
|
# Create progress |
=item * %StudentData |
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(); |
=item * @SelectedStudentData |
} |
|
|
|
# update progress |
=item * $curr_student |
sub Update_PrgWin { |
|
my ($totalStudents,$index,$name)=@_; |
|
$r->print('<script>popwin.document.popremain.remaining.value="'. |
|
'Computing '.$index.'/'.$totalStudents.': '. |
|
$name.'";</script>'); |
|
$r->rflush(); |
|
} |
|
|
|
# close Progress Line |
=item * $prev_student |
sub Close_PrgWin { |
|
$r->print('<script>popwin.close()</script>'); |
|
$r->rflush(); |
|
} |
|
|
|
# For loading the colored table for display or un-colored for print |
=item * $next_student |
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"; |
|
} |
|
|
|
return; |
=back |
} |
|
|
|
sub initial { |
$curr_student, $prev_student, and $next_student may not be defined, depending |
undef %hash; |
upon the calling context. |
undef %CachData; |
|
undef %GraphDat; |
|
undef %ConceptData; |
|
undef $Pos; |
|
undef $GData; |
|
} |
|
|
|
#---- END HELPER FUNCTIONS --------------------------------------------------- |
=item get_selected_sections() |
|
|
sub BuildProblemStatisticsPage { |
Returns an array of the selected sections |
my ($cacheDB, $students)=@_; |
|
|
|
my %cache; |
=item get_selected_groups() |
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER,0640)) { |
|
$r->print('<html><body>Unable to tie database.</body></html>'); |
Returns an array of the selected groups |
return; |
|
} |
|
|
|
my $Ptr = ''; |
=item §ion_and_enrollment_description() |
$Ptr .= '<form name="ProblemStatisticsPage" method="post" '; |
|
$Ptr .= 'action="/adm/statistics">'."\n"; |
|
$Ptr .= '<table border="0"><tbody>'; |
|
$Ptr .= '<tr><td></td><td align="left"><input type="submit" name="Menu" '; |
|
$Ptr .= 'value="Return to Menu" /></td></tr>'."\n"; |
|
$r->print($Ptr); |
|
|
|
$r->print(&MapOptions(\%cache, 'ProblemStatistics')); |
|
$r->print(&StatusOptions()); |
|
$r->print(&AscendOrderOptions()); |
|
$r->print(&ProblemStatisticsButtons(\%cache)); |
|
$r->print('</table>'); |
|
|
|
$r->print(&ProblemStatisticsLegend()); |
|
|
|
# my $discriminantFactor; |
|
# my $list; |
|
# foreach (@$students) { |
|
# ($discriminantFactor, $list) = &ExtractStudentData($_); |
|
# } |
|
|
|
# my ($upper, $lower) = &Discriminant($discriminantFactor); |
|
# my %Header = (0,"Homework Sets Order",1,"#Stdnts",2,"Tries",3,"Mod", |
|
# 4,"Mean",5,"#YES",6,"#yes",7,"%Wrng",8,"DoDiff", |
|
# 9,"S.D.",10,"Skew.",11,"D.F.1st",12,"D.F.2nd"); |
|
# &BuildStatisticsTable(\%cache, $discriminantFactor, $list, \%Header); |
|
|
|
$r->print('</form>'); |
Returns a string describing the currently selected section(s), group(s) and |
|
access status. |
|
|
untie(%cache); |
Inputs: mode = 'plaintext' or 'localized' (defaults to 'localized') |
|
'plaintext' is used for example in Excel spreadsheets. |
|
Returns: scalar description string. |
|
|
return; |
=item section_or_group_text() |
} |
|
|
|
sub BuildDiffGraph { |
=item get_students() |
my ($courseID)=@_; |
|
|
|
my $graphData = &GetGraphData('DiffGraph', $courseID); |
Returns a list of the selected students |
$r->print('<IMG src="/cgi-bin/graph.gif?'.$graphData.'" />'); |
|
|
|
return; |
=item ¤t_student() |
} |
|
|
|
sub BuildWrongGraph { |
Returns a pointer to a hash containing data about the currently |
my ($courseID)=@_; |
selected student. |
|
|
my $graphData = &GetGraphData('WrongGraph', $courseID); |
=item &previous_student() |
$r->print('<IMG src="/cgi-bin/graph.gif?'.$graphData.'" />'); |
|
|
|
return; |
Returns a pointer to a hash containing data about the student prior |
} |
in the list of students. Or something. |
|
|
sub BuildAnalyzePage { |
=item &next_student() |
my ($cacheDB, $students, $courseID)=@_; |
|
|
|
my %cache; |
Returns a pointer to a hash containing data about the next student |
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER,0640)) { |
to be viewed. |
$r->print('<html><body>Unable to tie database.</body></html>'); |
|
return; |
|
} |
|
|
|
&ShowOpGraph(\%cache, $students, $courseID); |
=item &StudentDataSelect($elementname,$status,$numvisible,$selected) |
|
|
untie(%cache); |
Returns html for a selection box allowing the user to choose one (or more) |
|
of the fields of student data available (fullname, username, id, section, etc) |
|
|
return; |
=over 4 |
} |
|
|
|
sub BuildProblemAnalysisPage { |
=item * $elementname The name of the HTML form element |
my ($cacheDB)=@_; |
|
|
|
my %cache; |
=item * $status 'multiple' or 'single' selection box |
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER,0640)) { |
|
$r->print('<html><body>Unable to tie database.</body></html>'); |
|
return; |
|
} |
|
|
|
$r->print('<form name="ProblemAnalysisPage" method="post" '); |
=item * $numvisible The number of options to be visible |
$r->print('action="/adm/statistics">'."\n"); |
|
$r->print('<tr><td></td><td align="left"><input type="submit" '); |
|
$r->print('name="Menu" value="Return to Menu" /></td></tr>'."\n"); |
|
$r->print(&IntervalOptions()); |
|
$r->print(&OptionResponseTable(\%cache)); |
|
$r->print('</form>'."\n"); |
|
|
|
untie(%cache); |
=back |
|
|
return; |
=item &get_selected_maps($elementname) |
} |
|
|
|
sub BuildStudentAssessmentPage { |
Input: Name of the <select> form element used to specify the maps. |
my ($cacheDB, $students, $courseID)=@_; |
|
|
|
my %cache; |
Returns: Array of symbs of selected maps or the description 'all'. |
|
If form.$elementname does not exist, 'all' is returned. |
|
|
my $Ptr = ''; |
=item &selected_sequences_with_assessments() |
$Ptr .= '<form name="StudentAssessmentPage" method="post" '; |
|
$Ptr .= 'action="/adm/statistics">'."\n"; |
|
$Ptr .= '<table border="0"><tbody>'; |
|
$Ptr .= '<tr><td></td><td align="left"><input type="submit" name="Menu" '; |
|
$Ptr .= 'value="Return to Menu" /></td></tr>'."\n"; |
|
$r->print($Ptr); |
|
|
|
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER,0640)) { |
Retrieve the sequences which were selected by the user to show. |
$r->print('<html><body>Unable to tie database.</body></html>'); |
|
return; |
|
} |
|
|
|
my $selectedName = $cache{'StudentAssessmentStudent'}; |
Input: $mode: scalar. Either 'selected' or 'all'. If not specified, |
for(my $index=0; $index<(scalar @$students); $index++) { |
'selected' is used. |
my ($username) = split(':', $students->[$index]); |
|
if($username eq $selectedName) { |
|
if($cache{'StudentAssessmentMove'} eq 'next') { |
|
if($index == ((scalar @$students) - 1)) { |
|
($selectedName) = split(':',$students->[0]); |
|
} else { |
|
($selectedName) = split(':',$students->[$index+1]); |
|
} |
|
} elsif($cache{'StudentAssessmentMove'} eq 'previous') { |
|
if($index == 0) { |
|
($selectedName) = split(':', |
|
$students->[(scalar @$students)-1]); |
|
} else { |
|
($selectedName)=split(':',$students->[$index-1]); |
|
} |
|
} |
|
last; |
|
} |
|
} |
|
|
|
$r->print(&MapOptions(\%cache, 'StudentAssessment')); |
Returns: an array containing a navmap object and navmap resources, |
$r->print(&StudentOptions($students, $selectedName)); |
or an array containing a scalar with an error message. |
|
|
$Ptr = '<tr><td></td><td align="left">'; |
=item &map_select($elementname,$status,$numvisible,$restriction) |
$Ptr .= '<input type="submit" name="CreateStudentAssessment" '; |
|
$Ptr .= 'value="Create Student Report" />'; |
|
$Ptr .= '   '; |
|
$Ptr .= '<input type="submit" name="PreviousStudent" '; |
|
$Ptr .= 'value="Previous Student" />'; |
|
$Ptr .= '   '; |
|
$Ptr .= '<input type="submit" name="NextStudent" '; |
|
$Ptr .= 'value="Next Student" />'; |
|
$Ptr .= '   '; |
|
$Ptr .= '</td></tr></tbody></table></form>'."\n"; |
|
$r->print($Ptr); |
|
|
|
untie(%cache); |
|
|
|
if($selectedName eq 'No Student Selected') { |
|
$r->print('<h3><font color=blue>WARNING: '); |
|
$r->print('Please select a student</font></h3>'); |
|
return; |
|
} |
|
|
|
my $name = ''; |
Returns html for a selection box allowing the user to choose one (or more) |
foreach (@$students) { |
of the sequences in the course. The values of the sequences are the symbs. |
my ($currentName) = split(':',$_); |
If the top sequence is selected, the value 'top' will result. |
if($currentName eq $selectedName) { |
|
$name = $_; |
|
last; |
|
} |
|
} |
|
if($name eq '') { |
|
$r->print('<h3><font color=blue>ERROR: Unknown student selected.'); |
|
$r->print('</font></h3>'); |
|
return; |
|
} |
|
|
|
my $courseData = |
=over 4 |
&Apache::loncoursedata::DownloadStudentCourseInformation($name, |
|
$courseID); |
|
if(tie(%cache,'GDBM_File',$cacheDB,&GDBM_WRCREAT,0640)) { |
|
&Apache::loncoursedata::ProcessStudentData(\%cache, |
|
$courseData, $name); |
|
untie(%cache); |
|
} |
|
|
|
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER,0640)) { |
=item * $elementname The name of the HTML form element |
$Ptr .= 'Could not tie database.'; |
|
return $Ptr; |
|
} |
|
$r->print(&StudentReport(\%cache, $name)); |
|
untie(%cache); |
|
|
|
return; |
=item * $status 'multiple' or 'single' selection box |
} |
|
|
|
sub BuildMenu { |
=item * $numvisible The number of options to be visible |
my ($cacheDB)=@_; |
|
|
|
my %cache; |
=back |
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER,0640)) { |
|
$r->print('<html><body>Unable to tie database.</body></html>'); |
|
return; |
|
} |
|
|
|
$r->print('<form name="Menu" method="post" action="/adm/statistics" >'); |
=item &SectionSelect($elementname,$status,$numvisible) |
$r->print(&CreateMenuForm(\%cache)); |
|
$r->print('</form>'."\n"); |
|
|
|
untie(%cache); |
Returns html for a selection box allowing the user to choose one (or more) |
|
of the sections in the course. |
|
|
return; |
Uses the package variables @Sections |
} |
|
|
|
# ================================================================ Main Handler |
=over 4 |
|
|
sub handler { |
=item * $elementname The name of the HTML form element |
$r=shift; |
|
&initial(); |
|
|
|
unless(&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) { |
=item * $status 'multiple' or 'single' selection box |
$ENV{'user.error.msg'}= |
|
$r->uri.":vgr:0:0:Cannot view grades for complete course"; |
|
return HTTP_NOT_ACCEPTABLE; |
|
} |
|
|
|
# Set document type for header only |
=item * $numvisible The number of options to be visible |
if($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'}) { |
=back |
my $requrl=$r->uri; |
|
$ENV{'user.error.msg'}="$requrl:bre:0:0:Course not initialized"; |
|
return HTTP_NOT_ACCEPTABLE; |
|
} |
|
|
|
$r->content_type('text/html'); |
=item &GroupSelect($elementname,$status,$numvisible) |
$r->send_http_header; |
|
|
Returns html for a selection box allowing the user to choose one (or more) |
|
of the groups in the course. |
|
|
|
Uses the package variables @Groups |
|
|
my %cache; |
=over 4 |
my $courseID=$ENV{'request.course.id'}; |
|
my $cacheDB = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
=item * $elementname The name of the HTML form element |
"_$ENV{'user.domain'}_$courseID\_statistics.db"; |
|
my $c = $r->connection; |
=item * $status 'multiple' or 'single' selection box |
|
|
my ($returnValue, $isCached, $students) = &PrepareData($c, $cacheDB); |
=item * $numvisible The number of options to be visible |
if($returnValue ne 'OK') { |
|
$r->print('<html><body>'.$returnValue."\n".'</body></html>'); |
=back |
return OK; |
|
} |
|
|
|
my $downloadTime=0; |
|
my $GoToPage; |
|
if(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER,0640)) { |
|
$students = &SortStudents($students, \%cache); |
|
if(defined($cache{'time'})) { |
|
$downloadTime=$cache{'time'}; |
|
} else { |
|
$downloadTime=localtime(); |
|
} |
|
if(!defined($cache{'GoToPage'})) { |
|
$GoToPage = 'Menu'; |
|
} else { |
|
$GoToPage = $cache{'GoToPage'}; |
|
} |
|
untie(%cache); |
|
} else { |
|
$r->print('<html><body>Unable to tie database.</body></html>'); |
|
return OK; |
|
} |
|
|
|
&setbgcolor(0); |
=item CreateMainMenu() |
$r->print(&Title()); |
|
|
|
if($GoToPage eq 'ActivityLog') { |
=back |
&Activity(); |
|
} elsif($GoToPage eq 'ProblemStatistics') { |
|
&BuildProblemStatisticsPage($cacheDB, $students); |
|
} elsif($GoToPage eq 'ProblemAnalysis') { |
|
&BuildProblemAnalysisPage($cacheDB); |
|
} elsif($GoToPage eq 'StudentAssessment') { |
|
&BuildStudentAssessmentPage($cacheDB, $students, $courseID); |
|
} elsif($GoToPage eq 'Analyze') { |
|
&BuildAnalyzePage($cacheDB, $students, $courseID); |
|
} elsif($GoToPage eq 'DoDiffGraph') { |
|
&BuildDiffGraph($courseID); |
|
} elsif($GoToPage eq 'PercentWrongGraph') { |
|
&BuildWrongGraph($courseID); |
|
} else { |
|
&BuildMenu($cacheDB); |
|
} |
|
|
|
$r->print("\n".'</body>'."\n".'</html>'); |
=cut |
$r->rflush(); |
|
|
|
return OK; |
|
} |
|
1; |
|
__END__ |
|