version 1.30, 2002/07/24 14:52:32
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version 1.159, 2014/02/14 17:09:55
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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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# 5/12,5/14,5/15,5/19,5/26,7/16 Behrouz Minaei |
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# |
# |
### |
### |
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package Apache::lonstatistics; |
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package Apache::lonstatistics; |
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use strict; |
use strict; |
use Apache::Constants qw(:common :http); |
use Apache::Constants qw(:common :http); |
use Apache::lonnet(); |
use 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 Apache::lonhtmlcommon; |
use Apache::lonhtmlcommon; |
use Apache::lonproblemanalysis; |
use Apache::lonmysql; |
use Apache::lonproblemstatistics; |
use Apache::lonlocal; |
use Apache::lonstudentassessment; |
use Apache::longroup; |
use Apache::lonchart; |
use Time::HiRes; |
use HTML::TokeParser; |
# |
use GDBM_File; |
# Statistics Packages |
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use Apache::lonproblemanalysis(); |
my $r; |
use Apache::lonsubmissiontimeanalysis(); |
my %color; |
use Apache::loncorrectproblemplot(); |
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use Apache::lonproblemstatistics(); |
sub CheckFormElement { |
use Apache::lonstudentassessment(); |
my ($cache, $ENVName, $cacheName, $default)=@_; |
use Apache::lonpercentage; |
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use Apache::lonstudentsubmissions(); |
if(defined($ENV{'form.'.$ENVName})) { |
use Apache::lonsurveyreports(); |
$cache->{$cacheName} = $ENV{'form.'.$ENVName}; |
use Apache::longradinganalysis(); |
} elsif(!defined($cache->{$cacheName})) { |
use Apache::lonquickgrades(); |
$cache->{$cacheName} = $default; |
use LONCAPA; |
} |
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# |
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# Classlist variables |
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# |
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my $curr_student; |
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my $prev_student; |
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my $next_student; |
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return; |
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} |
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sub ProcessFormData{ |
sub clear_classlist_variables { |
my ($cache)=@_; |
undef(@FullClasslist); |
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undef(@Students); |
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undef(@Sections); |
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undef(@Groups); |
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undef(%StudentData); |
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undef(@SelectedStudentData); |
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undef($curr_student); |
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undef($prev_student); |
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undef($next_student); |
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} |
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$cache->{'reportKey'} = 'false'; |
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&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
sub PrepareClasslist { |
['sort','download','reportSelected', |
my %Sections; |
'StudentAssessmentStudent']); |
&clear_classlist_variables(); |
&CheckFormElement($cache, 'Status', 'Status', 'Active'); |
# |
&CheckFormElement($cache, 'postdata', 'reportSelected', 'Class list'); |
# Retrieve the classlist |
&CheckFormElement($cache, 'reportSelected', 'reportSelected', |
my $cid = $env{'request.course.id'}; |
'Class list'); |
my $cdom = $env{'course.'.$cid.'.domain'}; |
$cache->{'reportSelected'} = |
my $cnum = $env{'course.'.$cid.'.num'}; |
&Apache::lonnet::unescape($cache->{'reportSelected'}); |
my ($classlist,$field_names) = &Apache::loncoursedata::get_classlist($cdom, |
&CheckFormElement($cache, 'DownloadAll', 'DownloadAll', 'false'); |
$cnum); |
&CheckFormElement($cache, 'sort', 'sort', 'fullname'); |
my @selected_sections = &get_selected_sections(); |
&CheckFormElement($cache, 'download', 'download', 'false'); |
my @selected_groups = &get_selected_groups(); |
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# |
if(defined($ENV{'form.CreateStudentAssessment'}) || |
# Deal with instructors with restricted section access |
defined($ENV{'form.NextStudent'}) || |
if ($env{'request.course.sec'} !~ /^\s*$/) { |
defined($ENV{'form.PreviousStudent'})) { |
@selected_sections = ($env{'request.course.sec'}); |
$cache->{'reportSelected'} = 'Student Assessment'; |
} |
} |
# |
if(defined($ENV{'form.NextStudent'})) { |
# Set up %StudentData |
$cache->{'StudentAssessmentMove'} = 'next'; |
@StudentDataOrder = qw/fullname username domain id section status groups comments/; |
} elsif(defined($ENV{'form.PreviousStudent'})) { |
foreach my $field (@StudentDataOrder) { |
$cache->{'StudentAssessmentMove'} = 'previous'; |
$StudentData{$field}->{'title'} = &mt($field); |
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$StudentData{$field}->{'base_width'} = length(&mt($field)); |
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$StudentData{$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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} |
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} |
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# |
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# Put the consolidated section data in the right place |
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if ($env{'request.course.sec'} !~ /^\s*$/) { |
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@Sections = ($env{'request.course.sec'}); |
} else { |
} else { |
$cache->{'StudentAssessmentMove'} = 'selected'; |
@Sections = sort { |
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if ($a == $a && $b == $b ) { return $a <=> $b; } |
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return $a cmp $b; |
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} keys(%Sections); |
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unshift(@Sections,'all'); # Put 'all' at the front of the list |
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} |
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# Sort the groups |
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@Groups = sort {$a cmp $b} keys(%{$studentgroups}); |
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unshift(@Groups,'all'); # Put 'all' at the front of the list |
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# |
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# Sort the Students |
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my $sortby = 'fullname'; |
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$sortby = $env{'form.sort'} if (exists($env{'form.sort'})); |
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my @TmpStudents = sort { lc($a->{$sortby}) cmp lc($b->{$sortby}) || |
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lc($a->{'fullname'}) cmp lc($b->{'fullname'}) || |
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lc($a->{'username'}) cmp lc($b->{'username'}) } @Students; |
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@Students = @TmpStudents; |
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# |
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# Now deal with that current student thing.... |
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$curr_student = undef; |
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if (exists($env{'form.SelectedStudent'})) { |
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my ($current_uname,$current_dom) = |
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split(':',$env{'form.SelectedStudent'}); |
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my $i; |
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for ($i = 0; $i<=$#Students; $i++) { |
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next if (($Students[$i]->{'username'} ne $current_uname) || |
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($Students[$i]->{'domain'} ne $current_dom)); |
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$curr_student = $Students[$i]; |
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last; # If we get here, we have our student. |
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} |
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if (defined($curr_student)) { |
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if ($i == 0) { |
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$prev_student = undef; |
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} else { |
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$prev_student = $Students[$i-1]; |
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} |
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if ($i == $#Students) { |
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$next_student = undef; |
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} else { |
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$next_student = $Students[$i+1]; |
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} |
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} |
} |
} |
&CheckFormElement($cache, 'StudentAssessmentMap', 'StudentAssessmentMap', |
# |
'All Maps'); |
if (exists($env{'form.StudentData'})) { |
&CheckFormElement($cache, 'StudentAssessmentStudent', |
@SelectedStudentData = |
'StudentAssessmentStudent', 'All Students'); |
&Apache::loncommon::get_env_multiple('form.StudentData'); |
$cache->{'StudentAssessmentStudent'} = |
} else { |
&Apache::lonnet::unescape($cache->{'StudentAssessmentStudent'}); |
@SelectedStudentData = ('username'); |
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} |
foreach (keys(%ENV)) { |
foreach (@SelectedStudentData) { |
if(/form\.Analyze:::/) { |
if ($_ eq 'all') { |
# $cache->{'reportSelected'} = 'Analyze'; |
@SelectedStudentData = ('all'); |
# $cache->{'reportKey'} = 'Problem Analysis'; |
last; |
my ($uri, $title, $part, $problem); |
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(undef, $uri, $title, $part, $problem)=split(':::', $_); |
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$cache->{'AnalyzeURI'} = $uri; |
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$cache->{'AnalyzeTitle'} = $title; |
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$cache->{'AnalyzePart'} = $part; |
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$cache->{'AnalyzeProblem'} = $problem; |
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&CheckFormElement($cache, 'Interval', 'Interval', '1'); |
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} |
} |
} |
} |
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# |
return; |
return; |
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} |
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# Select page to display |
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if(defined($ENV{'form.ProblemStatistics'}) || |
sub get_selected_sections { |
defined($ENV{'form.ProblemStatisticsRecalculate'}) || |
my @selected_sections = |
defined($ENV{'form.DisplayCSVFormat'})) { |
&Apache::loncommon::get_env_multiple('form.Section'); |
$cache->{'GoToPage'} = 'ProblemStatistics'; |
@selected_sections = ('all') if (! @selected_sections); |
&CheckFormElement($cache, 'DisplayCSVFormat', |
foreach (@selected_sections) { |
'DisplayFormat', 'Display Table Format'); |
if ($_ eq 'all') { |
&CheckFormElement($cache, 'Ascend','ProblemStatisticsAscend', |
@selected_sections = ('all'); |
'Ascending'); |
} |
&CheckFormElement($cache, 'Maps', 'ProblemStatisticsMap', |
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'All Maps'); |
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} elsif(defined($ENV{'form.ProblemAnalysis'})) { |
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$cache->{'GoToPage'} = 'ProblemAnalysis'; |
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&CheckFormElement($cache, 'Interval', 'Interval', '1'); |
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} elsif(defined($ENV{'form.DoDiffGraph'})) { |
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$cache->{'GoToPage'} = 'DoDiffGraph'; |
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} elsif(defined($ENV{'form.PercentWrongGraph'})) { |
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$cache->{'GoToPage'} = 'PercentWrongGraph'; |
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} elsif(defined($ENV{'form.ActivityLog'})) { |
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$cache->{'GoToPage'} = 'ActivityLog'; |
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} else { |
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$cache->{'GoToPage'} = 'Menu'; |
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} |
} |
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# |
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# Deal with instructors with restricted section access |
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if ($env{'request.course.sec'} !~ /^\s*$/) { |
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@selected_sections = ($env{'request.course.sec'}); |
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} |
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return @selected_sections; |
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} |
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&CheckFormElement($cache, 'Status', 'Status', 'Active'); |
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return; |
sub get_selected_groups { |
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my @selected_groups = |
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&Apache::loncommon::get_env_multiple('form.Group'); |
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@selected_groups = ('all') if (! @selected_groups); |
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foreach my $grp (@selected_groups) { |
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if ($grp eq 'all') { |
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@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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=pod |
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=item &SortStudents() |
sub section_and_enrollment_description { |
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my ($mode) = @_; |
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if (! defined($mode)) { $mode = 'localized'; } |
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my @sections = &Apache::lonstatistics::get_selected_sections(); |
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my @groups = &Apache::lonstatistics::get_selected_groups(); |
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my $description; |
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if ($mode eq 'localized') { |
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$description = &mt('Unable to determine section, groups and access status'); |
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} elsif ($mode eq 'plaintext') { |
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$description = 'Unable to determine section, groups and access status'; |
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} else { |
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$description = 'Bad parameter passed to lonstatistics::section_and_enrollment_description'; |
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&Apache::lonnet::logthis($description); |
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} |
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$description = §ion_or_group_text($mode,'section',@sections). |
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' '.§ion_or_group_text($mode,'group',@groups); |
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if ($mode eq 'localized') { |
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$description .= ' '.&mt($env{'form.Status'}.' access status.'); |
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} elsif ($mode eq 'plaintext') { |
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$description .= ' '.$env{'form.Status'}.' access status.'; |
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} |
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return $description; |
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} |
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Determines which students to display and in which order. Which are |
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displayed are determined by their status(active/expired). The order |
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is determined by the sort button pressed (default to username). The |
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type of sorting is username, lastname, or section. |
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=over 4 |
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Input: $students, $CacheData |
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$students: A array pointer to a list of students (username:domain) |
sub section_or_group_text { |
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my ($mode,$type,@items) = @_; |
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my $text; |
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my %phrases = (); |
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%{$phrases{'section'}} = ( |
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single => 'Section', |
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all => 'All sections', |
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plural => 'Sections', |
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); |
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%{$phrases{'group'}} = ( |
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single => 'Group', |
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all => 'All groups', |
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plural => 'Groups', |
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); |
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if (scalar(@items) == 1 && $items[0] ne 'all') { |
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if ($mode eq 'localized') { |
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$text = &mt($phrases{$type}{single}.' [_1].',$items[0]); |
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} elsif ($mode eq 'plaintext') { |
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$text = $phrases{$type}{single}.' '.$items[0].'.'; |
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$CacheData: A pointer to the hash tied to the cached data |
} |
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} elsif (scalar(@items) && $items[0] eq 'all') { |
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if ($mode eq 'localized') { |
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$text = &mt($phrases{$type}{all}.'.'); |
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} elsif ($mode eq 'plaintext') { |
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$text = $phrases{$type}{all}.'.'; |
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} |
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} elsif (scalar(@items)) { |
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my $lastitem = pop(@items); |
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if ($mode eq 'localized') { |
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$text = &mt($phrases{$type}{plural}.' [_1] and [_2].', |
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join(', ',@items),$lastitem); |
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} elsif ($mode eq 'plaintext') { |
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$text = $phrases{$type}{plural}.' '.join(', ',@items).' and '. |
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$lastitem.'.'; |
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} |
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} |
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return $text; |
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} |
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Output: \@order |
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@order: An ordered list of students (username:domain) |
sub get_students { |
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if (! @Students) { |
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&PrepareClasslist() |
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} |
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return @Students; |
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} |
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=back |
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=cut |
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sub SortStudents { |
sub current_student { |
my ($cache)=@_; |
return $curr_student; |
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} |
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my @students = split(':::',$cache->{'NamesOfStudents'}); |
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my @sorted1Students=(); |
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foreach (@students) { |
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if($cache->{'Status'} eq 'Any' || |
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$cache->{$_.':Status'} eq $cache->{'Status'}) { |
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push(@sorted1Students, $_); |
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} |
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} |
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my $sortBy = ''; |
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if(defined($cache->{'sort'})) { |
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$sortBy = ':'.$cache->{'sort'}; |
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} |
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my @order = sort { $cache->{$a.$sortBy} cmp $cache->{$b.$sortBy} || |
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$cache->{$a.':fullname'} cmp $cache->{$b.':fullname'} } |
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@sorted1Students; |
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return \@order; |
sub previous_student { |
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return $prev_student; |
} |
} |
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sub PrepareData { |
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my ($c, $cacheDB)=@_; |
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# Test for access to the cache data |
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my $courseID=$ENV{'request.course.id'}; |
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my $isRecalculate=0; |
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if(defined($ENV{'form.Recalculate'})) { |
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$isRecalculate=1; |
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} |
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my $isCached = &Apache::loncoursedata::TestCacheData($cacheDB, |
sub next_student { |
$isRecalculate); |
return $next_student; |
if($isCached < 0) { |
} |
return "Unable to tie hash to db file."; |
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} |
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# Download class list information if not using cached data |
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my %cache; |
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unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_WRCREAT,0640)) { |
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return "Unable to tie hash to db file."; |
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} |
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if(!$isCached) { |
sub StudentDataSelect { |
my $processTopResourceMapReturn= |
my ($elementname,$status,$numvisible)=@_; |
&Apache::loncoursedata::ProcessTopResourceMap(\%cache, $c); |
if ($numvisible < 1) { |
if($processTopResourceMapReturn ne 'OK') { |
return; |
untie(%cache); |
} |
return $processTopResourceMapReturn; |
# |
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# Build the form element |
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my $Str = "\n"; |
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$Str .= '<select name="'.$elementname.'" '; |
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if ($status ne 'single') { |
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$Str .= 'multiple="multiple" '; |
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} |
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$Str .= 'size="'.$numvisible.'" >'."\n"; |
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# |
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# Deal with 'all' |
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$Str .= ' <option value="all"'; |
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foreach (@SelectedStudentData) { |
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if ($_ eq 'all') { |
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$Str .= ' selected="selected"'; |
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last; |
} |
} |
} |
} |
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$Str .= '>'.&mt('all')."</option>\n"; |
if($c->aborted()) { |
# |
untie(%cache); |
# Loop through the student data fields |
return 'aborted'; |
foreach my $item (@StudentDataOrder) { |
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$Str .= ' <option value="'.$item.'"'; |
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foreach (@SelectedStudentData) { |
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if ($item eq $_ ) { |
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$Str .= ' selected="selected"'; |
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last; |
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} |
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} |
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$Str .= '>'.&mt($item)."</option>\n"; |
} |
} |
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$Str .= "</select>\n"; |
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return $Str; |
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} |
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my $classlist=&Apache::loncoursedata::DownloadClasslist($courseID, |
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$cache{'ClasslistTimestamp'}, |
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$c); |
sub get_selected_maps { |
foreach (keys(%$classlist)) { |
my ($elementname) = @_; |
if(/^(con_lost|error|no_such_host)/i) { |
my @selected_maps = |
untie(%cache); |
&Apache::loncommon::get_env_multiple('form.'.$elementname); |
return "Error getting student data."; |
@selected_maps = ('all') if (! @selected_maps); |
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foreach my $map (@selected_maps) { |
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if ($map eq 'all') { |
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@selected_maps = ('all'); |
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last; |
} |
} |
} |
} |
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return @selected_maps; |
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} |
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if($c->aborted()) { |
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untie(%cache); |
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return 'aborted'; |
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} |
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# Active is a temporary solution, remember to change |
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Apache::loncoursedata::ProcessClasslist(\%cache,$classlist,$courseID,$c); |
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if($c->aborted()) { |
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untie(%cache); |
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return 'aborted'; |
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} |
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&ProcessFormData(\%cache); |
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my $students = &SortStudents(\%cache); |
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|
|
if($cache{'download'} ne 'false') { |
sub selected_sequences_with_assessments { |
my $who = $cache{'download'}; |
my ($mode) = @_; |
my $courseData = |
$mode = 'selected' if (! defined($mode)); |
&Apache::loncoursedata::DownloadCourseInformation( |
my $navmap = Apache::lonnavmaps::navmap->new(); |
$who, $courseID, |
if (!defined($navmap)) { |
$cache{$who.':lastDownloadTime'}); |
return ('Can not open Coursemap'); |
&Apache::loncoursedata::ProcessStudentData(\%cache, $courseData, $who); |
} |
$cache{'download'} = 'false'; |
# |
} elsif($cache{'DownloadAll'} ne 'false') { |
my @sequences = $navmap->retrieveResources(undef, |
my @allStudents; |
sub { shift->is_map(); },1,0,1); |
if($cache{'DownloadAll'} eq 'sorted') { |
my $toplevelseq = $navmap->getById('0.0'); |
@allStudents = @$students; |
if (!grep(/^\Q$toplevelseq\E$/,@sequences)) { |
} else { |
unshift(@sequences,$toplevelseq); |
@allStudents = split(':::', $cache{'NamesOfStudents'}); |
} |
|
|
|
my @sequences_with_assessments; |
|
foreach my $sequence (@sequences) { |
|
if ($navmap->hasResource($sequence,sub { shift->is_problem(); },0,1)){ |
|
push(@sequences_with_assessments,$sequence); |
} |
} |
foreach (@allStudents) { |
} |
my $courseData = |
# |
&Apache::loncoursedata::DownloadCourseInformation( |
my @sequences_to_show; |
$_, $courseID, |
foreach my $sequence (@sequences_with_assessments) { |
$cache{$_.':lastDownloadTime'}); |
if ($mode eq 'all') { |
&Apache::loncoursedata::ProcessStudentData(\%cache, $courseData, |
push (@sequences_to_show,$sequence); |
$_); |
} elsif ($mode eq 'selected') { |
if($c->aborted()) { |
foreach my $map_symb (&get_selected_maps('Maps')) { |
untie(%cache); |
if ($sequence->symb eq $map_symb || $map_symb eq 'all'){ |
return 'aborted'; |
push (@sequences_to_show,$sequence); |
|
last; # Only put it in once |
|
} |
} |
} |
} |
} |
$cache{'DownloadAll'} = 'false'; |
|
} |
} |
|
return $navmap,@sequences_to_show; |
|
} |
|
|
|
|
if($c->aborted()) { |
sub map_select { |
untie(%cache); |
my ($elementname,$status,$numvisible)=@_; |
return 'aborted'; |
if ($numvisible < 1) { |
|
return; |
|
} |
|
# |
|
# Set up array of selected items |
|
my @selected_maps = &get_selected_maps($elementname); |
|
# |
|
# Build the form element |
|
my $form = "\n"; |
|
$form .= '<select name="'.$elementname.'" '; |
|
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="selected"'; |
|
} |
|
$form .= ">'.&mt('all').'</option>\n"; |
|
# |
|
# Loop through the sequences |
|
my @sequences = &selected_sequences_with_assessments('all'); |
|
my $navmap; |
|
if (!ref($sequences[0])) { |
|
return $sequences[0]; |
|
} else { |
|
$navmap = shift(@sequences); |
} |
} |
|
foreach my $seq (@sequences){ |
|
$form .= ' <option value="'.$seq->symb.'"'; |
|
foreach (@selected_maps) { |
|
if ($seq->symb eq $_) { |
|
$form .= ' selected="selected"'; |
|
last; |
|
} |
|
} |
|
$form .= '>'.$seq->compTitle."</option>\n"; |
|
} |
|
$form .= "</select>\n"; |
|
return $form; |
|
} |
|
|
|
|
if($c->aborted()) { |
sub SectionSelect { |
untie(%cache); |
my ($elementname,$status,$numvisible)=@_; |
return 'aborted'; |
if ($numvisible < 1) { |
|
return; |
|
} |
|
# |
|
# Make sure we have the data we need to continue |
|
if (! @Sections) { |
|
&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 sequences |
|
foreach my $s (@Sections) { |
|
$Str .= ' <option value="'.$s.'"'; |
|
foreach (&get_selected_sections()) { |
|
if ($s eq $_) { |
|
$Str .= ' selected="selected"'; |
|
last; |
|
} |
|
} |
|
$Str .= '>'.$s."</option>\n"; |
} |
} |
|
$Str .= "</select>\n"; |
|
return $Str; |
|
} |
|
|
untie(%cache); |
|
|
|
return ('OK', $students); |
sub GroupSelect { |
|
my ($elementname,$status,$numvisible)=@_; |
|
if ($numvisible < 1) { |
|
return; |
|
} |
|
# |
|
# Make sure we have the data we need to continue |
|
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="selected"'; |
|
last; |
|
} |
|
} |
|
$Str .= '>'.$s."</option>\n"; |
|
} |
|
$Str .= "</select>\n"; |
} |
} |
|
|
# Create progress |
|
sub Create_PrgWin { |
|
$r->print(<<ENDPOP); |
|
<script> |
|
popwin=open('','popwin','width=400,height=100'); |
|
popwin.document.writeln('<html><body bgcolor="#88DDFF">'+ |
|
'<title>LON-CAPA Statistics</title>'+ |
|
'<h4>Computation Progress</h4>'+ |
|
'<form name=popremain>'+ |
|
'<input type=text size=35 name=remaining value=Starting></form>'+ |
|
'</body></html>'); |
|
popwin.document.close(); |
|
</script> |
|
ENDPOP |
|
|
|
|
|
|
|
|
sub DisplayClasslist { |
|
my ($r)=@_; |
|
&Apache::lonhtmlcommon::add_breadcrumb |
|
({text=>'Select One Student'}); |
|
# |
|
# Output some of the standard interface components |
|
my $Str; |
|
$Str .= &Apache::lonhtmlcommon::breadcrumbs('Select One Student'); |
|
$Str .= '<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>'; |
|
$Str .= '<input type="submit" name="selectstudent" value="'. |
|
&mt('Update Display').'" />'; |
|
$r->print($Str); |
$r->rflush(); |
$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>'; |
|
} |
|
} |
|
$Str.= '<p>' |
|
.'<a href="/adm/statistics?reportSelected=student_assessment">' |
|
.&mt('Return to the chart').'</a>' |
|
.'</p>'; |
|
$r->print($Str); |
|
$r->rflush(); |
|
return; |
|
} |
|
|
|
$Str .= '<h2>'.&mt('Select One Student').'</h2>' |
|
.'<p>'.&mt("Click on a student's name or username to view their chart.").'</p>' |
|
.&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->{$field}); |
|
} else { |
|
if ($student->{$field} eq 'none') { |
|
$Str .= &mt('none') |
|
} else { |
|
$Str .= $student->{$field}; |
|
} |
|
} |
|
$Str .= '</td>'; |
|
} |
|
$Str .= &Apache::loncommon::end_data_table_row(); |
|
} |
|
$Str .= &Apache::loncommon::end_data_table(); |
|
# |
|
$r->print($Str); |
|
$r->rflush(); |
|
# |
|
return; |
} |
} |
|
|
# update progress |
|
sub Update_PrgWin { |
|
my ($totalStudents,$index,$name)=@_; |
sub CreateMainMenu { |
$r->print('<script>popwin.document.popremain.remaining.value="'. |
# |
'Computing '.$index.'/'.$totalStudents.': '. |
# Define menu data |
$name.'";</script>'); |
my @reports = ( |
$r->rflush(); |
{categorytitle => 'Statistics and Analyses', |
|
items => [ |
|
{url => '/adm/statistics?reportSelected=problem_statistics', |
|
permission => 'F', |
|
icon => 'document-open.png', |
|
linktext => ('Overall Problem Statistics'), |
|
linktitle => ('Student performance statistics on all problems.')}, |
|
|
|
{url => '/adm/statistics?reportSelected=problem_analysis', |
|
permission => 'F', |
|
icon => 'prob_ana.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 => 'survey_rep.png', |
|
linktext => ('Survey Reports'), |
|
linktitle => ('Prepare reports on survey results.')}, |
|
]}); |
|
|
|
return &Apache::lonhtmlcommon::generate_menu(@reports); |
|
|
} |
} |
|
|
# close Progress Line |
|
sub Close_PrgWin { |
|
$r->print('<script>popwin.close()</script>'); |
sub handler { |
$r->rflush(); |
my $r=shift; |
} |
my $c = $r->connection(); |
|
# |
# For loading the colored table for display or un-colored for print |
# Check for access |
sub setbgcolor { |
if (! &Apache::lonnet::allowed('vgr',$env{'request.course.id'})) { |
my $PrintTable=shift; |
$env{'user.error.msg'}= |
undef %color; |
$r->uri.":vgr:0:0:Cannot view grades for complete course"; |
if ($PrintTable){ |
if (! &Apache::lonnet::allowed('vgr', |
$color{"gb"}="#FFFFFF"; |
$env{'request.course.id'}.'/'.$env{'request.course.sec'})) { |
$color{"red"}="#FFFFFF"; |
$env{'user.error.msg'}= |
$color{"yellow"}="#FFFFFF"; |
$r->uri.":vgr:0:0:Cannot view grades with given role"; |
$color{"green"}="#FFFFFF"; |
return HTTP_NOT_ACCEPTABLE; |
$color{"purple"}="#FFFFFF"; |
} |
|
} |
|
# |
|
# Send the header |
|
&Apache::loncommon::no_cache($r); |
|
&Apache::loncommon::content_type($r,'text/html'); |
|
$r->send_http_header; |
|
if ($r->header_only) { return OK; } |
|
# |
|
# Extract form elements from query string |
|
&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 '') { |
|
$r->print(&Apache::lonhtmlcommon::breadcrumbs('Statistics Main Page')); |
|
&Apache::lonquickgrades::startGradeScreen($r,'statistics'); |
|
$r->print(&CreateMainMenu()); |
} else { |
} else { |
$color{"gb"}="#DDFFFF"; |
# |
$color{"red"}="#FFDDDD"; |
if (! &Apache::lonmysql::verify_sql_connection()) { |
$color{"yellow"}="#EEFFCC"; |
my $serveradmin = $r->dir_config('lonAdmEMail'); |
$color{"green"}="#DDFFDD"; |
$r->print('<p class="LC_error">'. |
$color{"purple"}="#FFDDFF"; |
&mt('Unable to connect to database!'). |
|
'</p>'); |
|
$r->print('<p>' |
|
.&mt('Please notify the server administrator [_1]', |
|
,'<b>'.$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'}); |
|
} |
|
# |
|
my $GoToPage = $env{'form.reportSelected'}; |
|
# |
|
# Begin form output |
|
$r->print('<form name="Statistics" '); |
|
if ($GoToPage eq 'student_submission_reports') { |
|
$r->print('onsubmit="return checkanon();" '); |
|
} |
|
$r->print('method="post" action="/adm/statistics">'); |
|
$r->rflush(); |
|
$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($GoToPage eq 'student_assessment') { |
|
&Apache::lonhtmlcommon::clear_breadcrumbs(); |
|
&Apache::lonhtmlcommon::add_breadcrumb |
|
({href=>'/adm/statistics?reportselected=student_assessment', |
|
text=>'Chart'}); |
|
&Apache::lonstudentassessment::BuildStudentAssessmentPage($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); |
|
} |
|
# |
|
$r->print("</form>\n"); |
} |
} |
|
&Apache::lonquickgrades::endGradeScreen($r); |
return; |
$r->print(&Apache::loncommon::end_page()); |
|
$r->rflush(); |
|
# |
|
return OK; |
} |
} |
|
|
sub BuildClasslist { |
1; |
my ($cacheDB,$students,$studentInformation,$headings,$spacePadding)=@_; |
|
|
__END__ |
|
|
my %cache; |
=pod |
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER,0640)) { |
|
return '<html><body>Unable to tie database.</body></html>'; |
|
} |
|
|
|
my $Str=''; |
|
$Str .= '<table border="0"><tr><td bgcolor="#777777">'."\n"; |
|
$Str .= '<table border="0" cellpadding="3"><tr bgcolor="#e6ffff">'."\n"; |
|
|
|
my $displayString = '<td align="left"><a href="/adm/statistics?'; |
|
$displayString .= 'sort=LINKDATA">DISPLAYDATA </a></td>'."\n"; |
|
$Str .= &Apache::lonhtmlcommon::CreateStudentInformationHeadings(\%cache, |
|
$studentInformation, |
|
$headings, |
|
$displayString); |
|
$Str .= '<td align="left">'; |
|
$Str .= '<a href="/adm/statistics?sort=lastDownloadTime">'; |
|
$Str .= 'Last Updated </a></td>'."\n"; |
|
$Str .= '</tr>'."\n"; |
|
my $alternate=0; |
|
foreach (@$students) { |
|
my ($username, $domain) = split(':', $_); |
|
if($alternate) { |
|
$Str .= '<tr bgcolor="#ffffe6"><td>'; |
|
} else { |
|
$Str .= '<tr bgcolor="#ffffc6"><td>'; |
|
} |
|
$alternate = ($alternate + 1) % 2; |
|
foreach my $data (@$studentInformation) { |
|
if($data eq 'fullname') { |
|
$Str .= '<a href="/adm/statistics?reportSelected='; |
|
$Str .= &Apache::lonnet::escape('Student Assessment'); |
|
$Str .= '&StudentAssessmentStudent='; |
|
$Str .= &Apache::lonnet::escape($cache{$_.':'.$data}).'">'; |
|
#$Str .= 'Student Assessment'.'">'; |
|
} |
|
|
|
$Str .= $cache{$_.':'.$data}.' '; |
=head1 NAME |
|
|
if($data eq 'fullname') { |
lonstatistics |
$Str .= '</a>'; |
|
} |
|
|
|
$Str .= '</td><td>'; |
=head1 SYNOPSIS |
} |
|
|
|
$Str .= '<a href="/adm/statistics?download='.$_.'">'; |
Main handler for statistics and chart. |
my $downloadTime = $cache{$_.':lastDownloadTime'}; |
|
if($downloadTime ne 'Not downloaded') { |
|
$downloadTime = localtime($downloadTime); |
|
} |
|
$Str .= $downloadTime; |
|
|
|
$Str .= ' </a></td></tr>'."\n"; |
This is part of the LearningOnline Network with CAPA project |
} |
described at http://www.lon-capa.org. |
|
|
$Str .= '</table></td></tr></table>'."\n"; |
|
|
|
untie(%cache); |
=head1 PACKAGE VARIABLES |
|
|
return $Str; |
=over |
} |
|
|
|
sub BuildStatistics { |
=item @FullClasslist The full classlist |
my ($r)=@_; |
|
|
|
my $c = $r->connection; |
=item @Students The students we are concerned with for this invocation |
my @studentInformation=('fullname','section','id','domain','username'); |
|
my @headings=('Full Name', 'Section', 'PID', 'Domain', 'User Name'); |
|
my $spacePadding = ' '; |
|
my %reports = ('classlist' => 'Class list', |
|
'problem_statistics' => 'Problem Statistics', |
|
'student_assessment' => 'Student Assessment', |
|
'reportSelected' => 'Class list'); |
|
|
|
my %cache; |
|
my $courseID=$ENV{'request.course.id'}; |
|
my $cacheDB = "/home/httpd/perl/tmp/$ENV{'user.name'}". |
|
"_$ENV{'user.domain'}_$courseID\_statistics.db"; |
|
|
|
&setbgcolor(0); |
|
my ($returnValue, $students) = &PrepareData($c, $cacheDB); |
|
if($returnValue ne 'OK') { |
|
$r->print('<html><body>'.$returnValue."\n".'</body></html>'); |
|
return OK; |
|
} |
|
|
|
my $GoToPage; |
|
if(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER,0640)) { |
|
$GoToPage = $cache{'reportSelected'}; |
|
$reports{'reportSelected'} = $cache{'reportSelected'}; |
|
# if(defined($cache{'reportKey'}) && $cache{'reportKey'} ne 'false') { |
|
# $reports{$cache{'reportKey'}} = $cache{'reportSelected'}; |
|
# } |
|
|
|
if(defined($cache{'OptionResponses'})) { |
=item @Sections The sections available in this class |
$reports{'problem_analysis'} = 'Problem Analysis'; |
|
} |
|
|
|
$r->print(&Apache::lonhtmlcommon::Title('LON-CAPA Statistics')); |
=item @Groups The groups available in the class |
$r->print('<form name="Statistics" '); |
|
$r->print('method="post" action="/adm/statistics">'); |
|
$r->print(&Apache::lonhtmlcommon::CreateStatisticsMainMenu( |
|
$cache{'Status'}, |
|
\%reports)); |
|
untie(%cache); |
|
} else { |
|
$r->print('<html><body>Unable to tie database.</body></html>'); |
|
return OK; |
|
} |
|
|
|
if($GoToPage eq 'Activity Log') { |
=item $curr_student The student currently being examined |
&Apache::lonproblemstatistics::Activity(); |
|
} elsif($GoToPage eq 'Problem Statistics') { |
|
$r->print( |
|
&Apache::lonproblemstatistics::BuildProblemStatisticsPage($cacheDB, |
|
$students, |
|
$courseID, |
|
$c,$r)); |
|
} elsif($GoToPage eq 'Problem Analysis') { |
|
$r->print( |
|
&Apache::lonproblemanalysis::BuildProblemAnalysisPage($cacheDB)); |
|
} elsif($GoToPage eq 'Student Assessment') { |
|
$r->print( |
|
&Apache::lonstudentassessment::BuildStudentAssessmentPage($cacheDB, |
|
$students, |
|
$courseID, |
|
$c)); |
|
} elsif($GoToPage eq 'Analyze') { |
|
$r->print(&Apache::lonproblemanalysis::BuildAnalyzePage($cacheDB, |
|
$students, |
|
$courseID)); |
|
} elsif($GoToPage eq 'DoDiffGraph') { |
|
&Apache::lonproblemstatistics::BuildDiffGraph($courseID); |
|
} elsif($GoToPage eq 'PercentWrongGraph') { |
|
&Apache::lonproblemstatistics::BuildWrongGraph($courseID); |
|
} elsif($GoToPage eq 'Class list') { |
|
$r->print(&BuildClasslist($cacheDB, $students, \@studentInformation, |
|
\@headings, $spacePadding)); |
|
} |
|
|
|
$r->print('</form>'."\n"); |
=item $prev_student The student previous in the classlist |
$r->print("\n".'</body>'."\n".'</html>'); |
|
$r->rflush(); |
|
|
|
return OK; |
=item $next_student The student next in the classlist |
} |
|
|
|
# ================================================================ Main Handler |
=back |
|
|
sub handler { |
=head1 SUBROUTINES |
$r=shift; |
|
|
|
unless(&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) { |
=over |
$ENV{'user.error.msg'}= |
|
$r->uri.":vgr:0:0:Cannot view grades for complete course"; |
|
return HTTP_NOT_ACCEPTABLE; |
|
} |
|
|
|
# Set document type for header only |
=item &clear_classlist_variables() |
if($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'}) { |
undef the following package variables: |
my $requrl=$r->uri; |
|
$ENV{'user.error.msg'}="$requrl:bre:0:0:Course not initialized"; |
|
return HTTP_NOT_ACCEPTABLE; |
|
} |
|
|
|
$r->content_type('text/html'); |
=over 4 |
$r->send_http_header; |
|
|
|
&BuildStatistics($r); |
=item * @FullClasslist |
|
|
|
=item * @Students |
|
|
|
=item * @Sections |
|
|
|
=item * @Groups |
|
|
|
=item * %StudentData |
|
|
|
=item * @StudentDataOrder |
|
|
|
=item * @SelectedStudentData |
|
|
|
=item * $curr_student |
|
|
|
=item * $prev_student |
|
|
|
=item * $next_student |
|
|
|
=back |
|
|
|
=item &PrepareClasslist() |
|
|
|
Build up the classlist information. The classlist information is kept in |
|
the following package variables: |
|
|
|
=over 4 |
|
|
|
=item * @FullClasslist |
|
|
|
=item * @Students |
|
|
|
=item * @Sections |
|
|
|
=item * @Groups |
|
|
|
=item * %StudentData |
|
|
|
=item * @SelectedStudentData |
|
|
|
=item * $curr_student |
|
|
|
=item * $prev_student |
|
|
|
=item * $next_student |
|
|
|
=back |
|
|
|
$curr_student, $prev_student, and $next_student may not be defined, depending |
|
upon the calling context. |
|
|
|
=item get_selected_sections() |
|
|
|
Returns an array of the selected sections |
|
|
|
=item get_selected_groups() |
|
|
|
Returns an array of the selected groups |
|
|
|
=item §ion_and_enrollment_description() |
|
|
|
Returns a string describing the currently selected section(s), group(s) and |
|
access status. |
|
|
|
Inputs: mode = 'plaintext' or 'localized' (defaults to 'localized') |
|
'plaintext' is used for example in Excel spreadsheets. |
|
Returns: scalar description string. |
|
|
|
=item section_or_group_text() |
|
|
|
=item get_students() |
|
|
|
Returns a list of the selected students |
|
|
|
=item ¤t_student() |
|
|
|
Returns a pointer to a hash containing data about the currently |
|
selected student. |
|
|
|
=item &previous_student() |
|
|
|
Returns a pointer to a hash containing data about the student prior |
|
in the list of students. Or something. |
|
|
|
=item &next_student() |
|
|
|
Returns a pointer to a hash containing data about the next student |
|
to be viewed. |
|
|
|
=item &StudentDataSelect($elementname,$status,$numvisible,$selected) |
|
|
|
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) |
|
|
|
=over 4 |
|
|
|
=item * $elementname The name of the HTML form element |
|
|
|
=item * $status 'multiple' or 'single' selection box |
|
|
|
=item * $numvisible The number of options to be visible |
|
|
|
=back |
|
|
|
=item &get_selected_maps($elementname) |
|
|
|
Input: Name of the <select> form element used to specify the maps. |
|
|
|
Returns: Array of symbs of selected maps or the description 'all'. |
|
If form.$elementname does not exist, 'all' is returned. |
|
|
|
=item &selected_sequences_with_assessments() |
|
|
|
Retrieve the sequences which were selected by the user to show. |
|
|
|
Input: $mode: scalar. Either 'selected' or 'all'. If not specified, |
|
'selected' is used. |
|
|
|
Returns: an array containing a navmap object and navmap resources, |
|
or an array containing a scalar with an error message. |
|
|
|
=item &map_select($elementname,$status,$numvisible,$restriction) |
|
|
|
Returns html for a selection box allowing the user to choose one (or more) |
|
of the sequences in the course. The values of the sequences are the symbs. |
|
If the top sequence is selected, the value 'top' will result. |
|
|
|
=over 4 |
|
|
|
=item * $elementname The name of the HTML form element |
|
|
|
=item * $status 'multiple' or 'single' selection box |
|
|
|
=item * $numvisible The number of options to be visible |
|
|
|
=back |
|
|
|
=item &SectionSelect($elementname,$status,$numvisible) |
|
|
|
Returns html for a selection box allowing the user to choose one (or more) |
|
of the sections in the course. |
|
|
|
Uses the package variables @Sections |
|
|
|
=over 4 |
|
|
|
=item * $elementname The name of the HTML form element |
|
|
|
=item * $status 'multiple' or 'single' selection box |
|
|
|
=item * $numvisible The number of options to be visible |
|
|
|
=back |
|
|
|
=item &GroupSelect($elementname,$status,$numvisible) |
|
|
|
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 |
|
|
|
=over 4 |
|
|
|
=item * $elementname The name of the HTML form element |
|
|
|
=item * $status 'multiple' or 'single' selection box |
|
|
|
=item * $numvisible The number of options to be visible |
|
|
|
=back |
|
|
|
=item CreateMainMenu() |
|
|
|
=back |
|
|
|
=cut |
|
|
return OK; |
|
} |
|
1; |
|
__END__ |
|