version 1.1, 2002/07/24 14:52:32
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version 1.93, 2004/10/05 14:03:45
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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 |
package Apache::lonproblemanalysis; |
# 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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### |
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package Apache::lonproblemanalysis; |
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use strict; |
use strict; |
use Apache::lonnet(); |
use Apache::lonnet(); |
use GDBM_File; |
use Apache::loncommon(); |
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use Apache::lonhtmlcommon(); |
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use Apache::loncoursedata(); |
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use Apache::lonstatistics; |
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use Apache::lonlocal; |
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use Apache::lonstathelpers(); |
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use Apache::lonstudentsubmissions(); |
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use HTML::Entities(); |
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use Time::Local(); |
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use Spreadsheet::WriteExcel(); |
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my $plotcolors = ['#33ff00', |
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'#0033cc', '#990000', '#aaaa66', '#663399', '#ff9933', |
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'#66ccff', '#ff9999', '#cccc33', '#660000', '#33cc66', |
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]; |
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my @SubmitButtons = ({ name => 'PrevProblemAnalysis', |
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text => 'Previous Problem' }, |
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{ name => 'ProblemAnalysis', |
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text => 'Analyze Problem Again' }, |
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{ name => 'NextProblemAnalysis', |
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text => 'Next Problem' }, |
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{ name => 'break'}, |
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{ name => 'SelectAnother', |
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text => 'Choose a different Problem' }, |
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{ name => 'ExcelOutput', |
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text => 'Produce Excel Output' }); |
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sub BuildProblemAnalysisPage { |
sub BuildProblemAnalysisPage { |
my ($cacheDB)=@_; |
my ($r,$c)=@_; |
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# |
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my %Saveable_Parameters = ('Status' => 'scalar', |
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'Section' => 'array', |
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'NumPlots' => 'scalar', |
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'AnalyzeOver' => 'scalar', |
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); |
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&Apache::loncommon::store_course_settings('problem_analysis', |
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\%Saveable_Parameters); |
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&Apache::loncommon::restore_course_settings('problem_analysis', |
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\%Saveable_Parameters); |
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# |
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&Apache::lonstatistics::PrepareClasslist(); |
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# |
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$r->print(&CreateInterface()); |
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# |
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my @Students = @Apache::lonstatistics::Students; |
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# |
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if (@Students < 1 && exists($ENV{'form.firstrun'})) { |
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$r->print('<h2>There are no students in the sections selected</h2>'); |
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} |
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# |
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my @CacheButtonHTML = |
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&Apache::lonstathelpers::manage_caches($r,'Statistics','stats_status'); |
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$r->rflush(); |
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# |
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# Support for numerical and radio response isn't complete enough to |
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# include in 1.2 release. |
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# my $problem_types = '(option|radiobutton|numerical)'; |
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my $problem_types = '(option)'; |
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if (exists($ENV{'form.problemchoice'}) && |
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! exists($ENV{'form.SelectAnother'})) { |
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foreach my $button (@SubmitButtons) { |
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if ($button->{'name'} eq 'break') { |
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$r->print("<br />\n"); |
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} else { |
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$r->print('<input type="submit" name="'.$button->{'name'}.'" '. |
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'value="'.&mt($button->{'text'}).'" />'); |
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$r->print(' 'x5); |
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} |
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} |
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foreach my $html (@CacheButtonHTML) { |
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$r->print($html.(' 'x5)); |
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} |
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# |
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$r->print('<hr />'); |
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$r->rflush(); |
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# |
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# Determine which problem we are to analyze |
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my $current_problem = &Apache::lonstathelpers::get_target_from_id |
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($ENV{'form.problemchoice'}); |
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# |
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my ($prev,$curr,$next) = |
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&Apache::lonstathelpers::get_prev_curr_next($current_problem, |
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$problem_types, |
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'response', |
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); |
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if (exists($ENV{'form.PrevProblemAnalysis'}) && defined($prev)) { |
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$current_problem = $prev; |
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} elsif (exists($ENV{'form.NextProblemAnalysis'}) && defined($next)) { |
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$current_problem = $next; |
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} else { |
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$current_problem = $curr; |
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} |
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# |
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# Store the current problem choice and send it out in the form |
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$ENV{'form.problemchoice'} = |
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&Apache::lonstathelpers::make_target_id($current_problem); |
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$r->print('<input type="hidden" name="problemchoice" value="'. |
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$ENV{'form.problemchoice'}.'" />'); |
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# |
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if (! defined($current_problem->{'resource'})) { |
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$r->print('resource is undefined'); |
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} else { |
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my $resource = $current_problem->{'resource'}; |
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$r->print('<h1>'.$resource->{'title'}.'</h1>'); |
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$r->print('<h3>'.$resource->{'src'}.'</h3>'); |
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if ($ENV{'form.show_prob'} eq 'true') { |
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$r->print(&Apache::lonstathelpers::render_resource($resource)); |
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} |
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$r->rflush(); |
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my %Data = &Apache::lonstathelpers::get_problem_data |
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($resource->{'src'}); |
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my $problem_data = $Data{$current_problem->{'part'}. |
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'.'. |
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$current_problem->{'respid'}}; |
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if ($current_problem->{'resptype'} eq 'option') { |
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&OptionResponseAnalysis($r,$current_problem, |
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$problem_data, |
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\@Students); |
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} elsif ($current_problem->{'resptype'} eq 'radiobutton') { |
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&RadioResponseAnalysis($r,$current_problem, |
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$problem_data, |
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\@Students); |
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} elsif ($current_problem->{'resptype'} eq 'numerical') { |
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## |
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## analyze all responses of a problem at once |
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my $res = $current_problem->{'resource'}; |
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foreach my $partid (@{$res->{'parts'}}) { |
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$current_problem->{'part'} = $partid; |
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foreach my $respid (@{$res->{'partdata'}->{$partid}->{'ResponseIds'}}) { |
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$current_problem->{'respid'}=$respid; |
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&NumericalResponseAnalysis($r,$current_problem, |
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$problem_data,\@Students); |
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} |
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} |
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} else { |
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$r->print('<h2>This analysis is not supported</h2>'); |
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} |
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} |
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$r->print('<hr />'); |
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} else { |
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$r->print('<input type="submit" name="ProblemAnalysis" value="'. |
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&mt('Analyze Problem').'" />'); |
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$r->print(' 'x5); |
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$r->print('<h3>'.&mt('Please select a problem to analyze').'</h3>'); |
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$r->print(&Apache::lonstathelpers::ProblemSelector |
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($problem_types)); |
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} |
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} |
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my %cache; |
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my $Str = ''; |
######################################################### |
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER,0640)) { |
######################################################### |
$Str .= '<html><body>Unable to tie database.</body></html>'; |
## |
return $Str; |
## Numerical Response Routines |
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## |
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######################################################### |
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######################################################### |
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sub NumericalResponseAnalysis { |
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my ($r,$problem,$problem_data,$Students) = @_; |
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my $c = $r->connection(); |
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my ($resource,$partid,$respid) = ($problem->{'resource'}, |
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$problem->{'part'}, |
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$problem->{'respid'}); |
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# |
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if (scalar(@{$resource->{'parts'}})>1) { |
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if (@{$resource->{'partdata'}->{$partid}->{'ResponseIds'}}>1) { |
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$r->print('<h3>'. |
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&mt('Part [_1], response [_2].',$partid,$respid). |
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'</h3>'); |
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} else { |
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$r->print('<h3>'. |
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&mt('Part [_1]',$partid,$respid). |
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'</h3>'); |
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} |
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} elsif (@{$resource->{'partdata'}->{$partid}->{'ResponseIds'}}>1) { |
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$r->print('<h3>'.&mt('Response [_1]',$respid).'</h3>'); |
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} |
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# |
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my $analysis_html; |
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my $PerformanceData = &Apache::loncoursedata::get_response_data |
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(\@Apache::lonstatistics::SelectedSections, |
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$Apache::lonstatistics::enrollment_status, |
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$resource->{'symb'},$respid); |
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if (! defined($PerformanceData) || |
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ref($PerformanceData) ne 'ARRAY' ) { |
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$analysis_html = '<h2>'. |
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&mt('There is no submission data for this resource'). |
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'</h2>'; |
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$r->print($analysis_html); |
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return; |
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} |
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# |
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# This next call causes all the waiting around that people complain about |
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my ($max,$min) = |
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&Apache::lonstathelpers::GetStudentAnswers($r,$problem,$Students, |
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'Statistics', |
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'stats_status'); |
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return if ($c->aborted()); |
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# |
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# Collate the data |
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my %Data; |
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foreach my $student (@$Students) { |
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my $answer = $student->{'answer'}; |
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$Data{$answer}++; |
} |
} |
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my @Labels = sort {$a <=> $b } keys(%Data); |
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my @PlotData = @Data{@Labels}; |
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# |
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my $width = 500; |
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my $height = 100; |
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my $plot = &one_dimensional_plot($r,500,100,scalar(@$Students), |
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\@Labels,\@PlotData); |
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$r->print($plot); |
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return; |
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} |
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$Str .= &IntervalOptions($cache{'Interval'}); |
sub one_dimensional_plot { |
$Str .= &OptionResponseTable($cache{'OptionResponses'}); |
my ($r,$width,$height,$N,$Labels,$Data)=@_; |
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# |
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# Compute data -> image scaling factors |
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my $min = $Labels->[0]; |
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my $max = $Labels->[-1]; |
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if ($max == $min) { |
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$max =$min+1; |
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} |
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my $h_scale = ($width-10)/($max-$min); |
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# |
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my $max_y = 0; |
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foreach (@$Data) { |
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$max_y = $_ if ($max_y < $_); |
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} |
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my $ticscale = 5; |
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if ($max_y * $ticscale > $height/2) { |
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$ticscale = int($height/2/$max_y); |
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$ticscale = 1 if ($ticscale < 1); |
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} |
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# |
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# Create the plot |
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my $plot = |
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qq{<drawimage width="$width" height="$height" bgcolor="transparent" >}; |
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for (my $idx=0;$idx<scalar(@$Labels);$idx++) { |
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my $xloc = 5+$h_scale*($Labels->[$idx] - $min); |
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my $top = $height/2-$Data->[$idx]*$ticscale; |
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my $bottom = $height/2+$Data->[$idx]*$ticscale; |
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$plot .= |
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&line($xloc,$top,$xloc,$bottom,'888888',1); |
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} |
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# |
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# Put the scale on last to ensure it is on top of the data. |
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if ($min < 0 && $max > 0) { |
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my $circle_x = 5+$h_scale*abs($min); # '0' in data coordinates |
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my $r = 4; |
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$plot .= &line(5,$height/2,$circle_x-$r,$height/2,'000000',1); |
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$plot .= &circle($circle_x,$height/2,$r+1,'000000'); |
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$plot .= &line($circle_x+$r,$height/2,$width-5,$height/2,'000000',1); |
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} else { |
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$plot .= &line(5,$height/2,$width-5,$height/2,'000000',1); |
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} |
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$plot .= '</drawimage>'; |
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my $plotresult = &Apache::lonxml::xmlparse($r,'web',$plot); |
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my $title = 'Distribution of correct answers'; |
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my $result = '<table>'. |
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'<tr><td colspan="3" align="center">'. |
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'<font size="+2">'.$title.' (N='.$N.')'. |
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'</font>'. |
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'</td></tr>'. |
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'<tr>'. |
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'<td valign="center">'.$min.'</td>'. |
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'<td>'.$plotresult.'</td>'. |
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'<td valign="center">'.$max.'</td>'. |
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'</tr>'. |
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'<tr><td colspan="3" align="center">'. |
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'Maximum Number of Coinciding Values: '.$max_y. |
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'</td></tr>'. |
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'</table>'; |
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return $result; |
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} |
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untie(%cache); |
## |
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## Helper subroutines for <drawimage>. |
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## These should probably go somewhere more suitable soon. |
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sub line { |
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my ($x1,$y1,$x2,$y2,$color,$thickness) = @_; |
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return qq{<line x1="$x1" y1="$y1" x2="$x2" y2="$y2" color="$color" thickness="$thickness" />$/}; |
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} |
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return $Str; |
sub text { |
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my ($x,$y,$color,$text,$font,$direction) = @_; |
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if (! defined($font) || $font !~ /^(tiny|small|medium|large|giant)$/) { |
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$font = 'medium'; |
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} |
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if (! defined($direction) || $direction ne 'vertical') { |
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$direction = ''; |
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} |
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return qq{<text x="$x" y="$y" color="$color" font="$font" direction="$direction" >$text</text>}; |
} |
} |
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sub BuildAnalyzePage { |
sub rectangle { |
my ($cacheDB, $students, $courseID)=@_; |
my ($x1,$y1,$x2,$y2,$color,$thickness,$filled) = @_; |
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return qq{<rectangle x1="$x1" y1="$y1" x2="$x2" y2="$y2" color="$color" thickness="$thickness" filled="$filled" />}; |
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} |
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my $Str = ''; |
sub arc { |
my %cache; |
my ($x,$y,$width,$height,$start,$end,$color,$thickness,$filled)=@_; |
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER,0640)) { |
return qq{<arc x="$x" y="$y" width="$width" height="$height" start="$start" end="$end" color="$color" thickness="$thickness" filled="$filled" />}; |
$Str .= '<html><body>Unable to tie database.</body></html>'; |
} |
return $Str; |
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} |
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my $uri = $cache{'AnalyzeURI'}, |
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my $part = $cache{'AnalyzePart'}, |
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my $problem = $cache{'AnalyzeProblem'}, |
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my $title = $cache{'AnalyzeTitle'}, |
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my $interval = $cache{'Interval'}, |
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my %ConceptData; |
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$ConceptData{"Interval"} = $interval; |
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#Initialize the option response true answers |
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my ($Concepts, $foil_to_concept, $answer) = &InitAnalysis($uri, $part, |
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$problem, |
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$students->[0], |
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$courseID); |
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#compute the intervals |
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&Interval($part, $problem, $interval, $Concepts, \%ConceptData); |
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$title =~ s/\ /"_"/eg; |
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$Str .= '<br><b>'.$uri.'</b>'; |
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#Java script Progress window |
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&Create_PrgWin(); |
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&Update_PrgWin("Starting-to-analyze-problem"); |
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for (my $index=0;$index<(scalar @$students);$index++) { |
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&Update_PrgWin($index); |
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&OpStatus($problem, $students->[$index], $courseID, $answer); |
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} |
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&Close_PrgWin(); |
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$Str .= '<br>'; |
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for (my $k=0; $k<$interval; $k++ ) { |
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$Str .= &DrawGraph($k, $title, $Concepts, \%ConceptData); |
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} |
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for (my $k=0; $k<$interval; $k++ ) { |
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$Str .= &DrawTable($k, $Concepts, \%ConceptData); |
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} |
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#$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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$Str .= '<br><b>Here you can see the Problem:</b><br>'.$Answ; |
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untie(%cache); |
sub circle { |
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my ($x,$y,$radius,$color,$thickness,$filled)=@_; |
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return &arc($x,$y,$radius,$radius,0,360,$color,$thickness,$filled); |
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} |
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return $Str; |
sub build_student_data_worksheet { |
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my ($workbook,$format) = @_; |
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my $rows_output = 3; |
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my $cols_output = 0; |
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my $worksheet = $workbook->addworksheet('Student Data'); |
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$worksheet->write($rows_output++,0,'Student Data',$format->{'h3'}); |
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my @Headers = ('full name','username','domain','section', |
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"student\nnumber",'identifier'); |
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$worksheet->write_row($rows_output++,0,\@Headers,$format->{'header'}); |
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my @Students = @Apache::lonstatistics::Students; |
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my $studentrows = &Apache::loncoursedata::get_student_data(\@Students); |
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my %ids; |
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foreach my $row (@$studentrows) { |
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my ($mysqlid,$student) = @$row; |
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$ids{$student}=$mysqlid; |
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} |
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foreach my $student (@Students) { |
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my $name_domain = $student->{'username'}.':'.$student->{'domain'}; |
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$worksheet->write_row($rows_output++,0, |
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[$student->{'fullname'}, |
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$student->{'username'},$student->{'domain'}, |
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$student->{'section'},$student->{'id'}, |
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$ids{$name_domain}]); |
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} |
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return $worksheet; |
} |
} |
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#---- Problem Analysis Web Page ---------------------------------------------- |
######################################################### |
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######################################################### |
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## |
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## Radio Response Routines |
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## |
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######################################################### |
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######################################################### |
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sub RadioResponseAnalysis { |
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my ($r,$problem,$problem_data,$Students) = @_; |
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my ($resource,$respid) = ($problem->{'resource'}, |
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$problem->{'respid'}); |
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my $analysis_html; |
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my $PerformanceData = &Apache::loncoursedata::get_response_data |
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(\@Apache::lonstatistics::SelectedSections, |
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$Apache::lonstatistics::enrollment_status, |
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$resource->{'symb'},$respid); |
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if (! defined($PerformanceData) || |
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ref($PerformanceData) ne 'ARRAY' ) { |
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$analysis_html = '<h2>'. |
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&mt('There is no submission data for this resource'). |
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'</h2>'; |
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$r->print($analysis_html); |
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return; |
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} |
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if (exists($ENV{'form.ExcelOutput'})) { |
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$analysis_html .= &RR_Excel_output($r,$problem->{'resource'}, |
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$PerformanceData,$problem_data); |
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} elsif ($ENV{'form.AnalyzeOver'} eq 'Tries') { |
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$analysis_html .= &RR_Tries_Analysis($r,$problem->{'resource'}, |
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$PerformanceData,$problem_data); |
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} elsif ($ENV{'form.AnalyzeOver'} eq 'Time') { |
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$analysis_html .= &RR_Time_Analysis($r,$problem->{'resource'}, |
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$PerformanceData,$problem_data); |
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} else { |
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$analysis_html .= '<h2>'. |
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&mt('The analysis you have selected is not supported at this time'). |
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'</h2>'; |
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} |
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$r->print($analysis_html); |
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} |
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sub RR_Excel_output { |
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my ($r,$PerformanceData,$problem_data) = @_; |
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return '<h1>No!</h1>'; |
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} |
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sub RR_Tries_Analysis { |
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my ($r,$resource,$PerformanceData,$problem_data) = @_; |
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my $analysis_html; |
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my $mintries = 1; |
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my $maxtries = $ENV{'form.NumPlots'}; |
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my ($table,$Foils,$Concepts) = &build_foil_index($problem_data); |
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if ((! defined($Concepts)) || (@$Concepts < 2)) { |
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$table = '<h3>'. |
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&mt('Not enough data for concept analysis. '. |
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'Performing Foil Analysis'). |
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'</h3>'.$table; |
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} |
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$analysis_html .= $table; |
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my @TryData = &RR_tries_data_analysis($r,$PerformanceData); |
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$analysis_html .= &RR_Tries_Foil_Analysis($mintries,$maxtries,$Foils, |
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\@TryData,$problem_data); |
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return $analysis_html; |
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} |
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sub IntervalOptions { |
sub RR_tries_data_analysis { |
my ($selectedInterval)=@_; |
my ($r,$Attempt_data) = @_; |
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my @TryData; |
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foreach my $attempt (@$Attempt_data) { |
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my %Attempt = &hashify_attempt($attempt); |
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my ($answer,undef) = split('=',$Attempt{'submission'}); |
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$TryData[$Attempt{'tries'}]->{$answer}++; |
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} |
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return @TryData; |
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} |
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|
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sub RR_Time_Analysis { |
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my ($r,$PerformanceData,$problem_data) = @_; |
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my $html; |
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return $html; |
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} |
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my $interval = 1; |
sub RR_Tries_Foil_Analysis { |
for(my $n=1; $n<=7; $n++) { |
my ($min,$max,$Foils,$TryData,$problem_data) = @_; |
if($selectedInterval == $n) { |
my $html; |
$interval = $n; |
# |
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# Compute the data neccessary to make the plots |
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for (my $try=$min;$try<=$max;$try++) { |
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my @PlotData_Correct; |
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my @PlotData_Incorrect; |
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next if ($try > scalar(@{$TryData})); |
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next if (! defined($TryData->[$try])); |
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my %DataSet = %{$TryData->[$try]}; |
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my $total = 0; |
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foreach my $foilid (@$Foils) { |
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$total += $DataSet{$foilid}; |
} |
} |
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foreach my $foilid (@$Foils) { |
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if ($total == 0) { |
|
push (@PlotData_Correct,0); |
|
push (@PlotData_Incorrect,0); |
|
} else { |
|
if ($problem_data->{'_Foils'}->{$foilid}->{'value'} eq 'true') { |
|
push (@PlotData_Correct, |
|
int(100*$DataSet{$foilid}/$total)); |
|
push (@PlotData_Incorrect,0); |
|
} else { |
|
push (@PlotData_Correct,0); |
|
push (@PlotData_Incorrect, |
|
int(100*$DataSet{$foilid}/$total)); |
|
} |
|
} |
|
} |
|
my $title='Attempt '.$try.' (N='.$total.')'; |
|
my $xlabel = 'Foil Chosen'; |
|
$html.= &Apache::loncommon::DrawBarGraph($title, |
|
$xlabel, |
|
'Percent Choosing', |
|
100, |
|
['#33ff00','#ff3300'], |
|
undef, |
|
\@PlotData_Correct, |
|
\@PlotData_Incorrect); |
} |
} |
|
return $html; |
|
} |
|
|
|
sub RR_Tries_Concept_Analysis { |
|
my ($min,$max,$Concepts,$ResponseData,$problem_data) = @_; |
|
my $html; |
|
return $html; |
|
} |
|
|
|
sub RR_Time_Foil_Analysis { |
|
my ($min,$max,$Foils,$ResponseData,$problem_data) = @_; |
|
my $html; |
|
return $html; |
|
} |
|
|
|
sub RR_Time_Concept_Analysis { |
|
my ($min,$max,$Concepts,$ResponseData,$problem_data) = @_; |
|
my $html; |
|
return $html; |
|
} |
|
|
|
|
my $Ptr = '<br><b>Select number of intervals</b>'."\n". |
sub get_Radio_problem_data { |
'<select name="Interval">'."\n"; |
my ($url) = @_; |
for(my $n=1; $n<=7;$ n++) { |
my $Answ=&Apache::lonnet::ssi($url,('grade_target' => 'analyze')); |
$Ptr .= '<option'; |
(my $garbage,$Answ)=split('_HASH_REF__',$Answ,2); |
if($interval == $n) { |
my %Answer = &Apache::lonnet::str2hash($Answ); |
$Ptr .= ' selected'; |
my %Partdata; |
|
foreach my $part (@{$Answer{'parts'}}) { |
|
while (my($key,$value) = each(%Answer)) { |
|
# if (ref($value) eq 'ARRAY') { |
|
# &Apache::lonnet::logthis('is ref part:'.$part.' '.$key.'='.join(',',@$value)); |
|
# } else { |
|
# &Apache::lonnet::logthis('notref part:'.$part.' '.$key.'='.$value); |
|
# } |
|
next if ($key !~ /^$part/); |
|
$key =~ s/^$part\.//; |
|
if ($key eq 'foils') { |
|
$Partdata{$part}->{'_Foils'}=$value; |
|
} elsif ($key eq 'options') { |
|
$Partdata{$part}->{'_Options'}=$value; |
|
} elsif ($key eq 'shown') { |
|
$Partdata{$part}->{'_Shown'}=$value; |
|
} elsif ($key =~ /^foil.value.(.*)$/) { |
|
$Partdata{$part}->{$1}->{'value'}=$value; |
|
} elsif ($key =~ /^foil.text.(.*)$/) { |
|
$Partdata{$part}->{$1}->{'text'}=$value; |
|
} |
} |
} |
$Ptr .= '>'.$n."</option>"."\n"; |
|
} |
} |
$Ptr .= '</select>'."\n"; |
return %Partdata; |
|
} |
|
|
return $Ptr; |
######################################################### |
|
######################################################### |
|
## |
|
## Option Response Routines |
|
## |
|
######################################################### |
|
######################################################### |
|
sub OptionResponseAnalysis { |
|
my ($r,$problem,$problem_data,$Students) = @_; |
|
my ($resource,$respid) = ($problem->{'resource'}, |
|
$problem->{'respid'}); |
|
# Note: part data is not needed. |
|
my $PerformanceData = &Apache::loncoursedata::get_response_data |
|
(\@Apache::lonstatistics::SelectedSections, |
|
$Apache::lonstatistics::enrollment_status, |
|
$resource->{'symb'},$respid); |
|
if (! defined($PerformanceData) || |
|
ref($PerformanceData) ne 'ARRAY' ) { |
|
$r->print('<h2>'. |
|
&mt('There is no student data for this problem.'). |
|
'</h2>'); |
|
} else { |
|
$r->rflush(); |
|
if (exists($ENV{'form.ExcelOutput'})) { |
|
my $result = &OR_excel_sheet($r,$resource, |
|
$PerformanceData, |
|
$problem_data); |
|
$r->print($result); |
|
$r->rflush(); |
|
} else { |
|
if ($ENV{'form.AnalyzeOver'} eq 'Tries') { |
|
my $analysis_html = &OR_tries_analysis($r, |
|
$PerformanceData, |
|
$problem_data); |
|
$r->print($analysis_html); |
|
$r->rflush(); |
|
} elsif ($ENV{'form.AnalyzeOver'} eq 'Time') { |
|
my $analysis_html = &OR_time_analysis($PerformanceData, |
|
$problem_data); |
|
$r->print($analysis_html); |
|
$r->rflush(); |
|
} else { |
|
$r->print('<h2>'. |
|
&mt('The analysis you have selected is '. |
|
'not supported at this time'). |
|
'</h2>'); |
|
} |
|
} |
|
} |
} |
} |
|
|
sub OptionResponseTable { |
######################################################### |
my ($optionResponses)=@_; |
# |
my $Str = ''; |
# Option Response: Tries Analysis |
$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>"; |
sub OR_tries_analysis { |
$Str .= '<th> Resource </th><th> Analysis </th></tr>'."\n"; |
my ($r,$PerformanceData,$ORdata) = @_; |
|
my $mintries = 1; |
my $number=1; |
my $maxtries = $ENV{'form.NumPlots'}; |
foreach (split(':::', $optionResponses)) { |
my ($table,$Foils,$Concepts) = &build_foil_index($ORdata); |
my ($uri,$title,$part,$problem)=split('::',$_); |
my %response_data = &OR_analyze_by_tries($r,$PerformanceData, |
my $Temp = '<a href="'.$uri.'" target="_blank">'.$title.'</a>'; |
$mintries,$maxtries); |
$Str .= '<tr>'; |
my $analysis = ''; |
$Str .= '<td> '.$number.' </td>'; |
# |
$Str .= '<td bgcolor="#DDFFDD"> '.$Temp.' </td>'; |
# Compute the data necessary to make the plots |
$Str .= '<td bgcolor="#EEFFCC"> '.$uri.' </td>'; |
my @foil_plot; |
$Str .= '<td><input type="submit" name="Analyze:::'.$uri.':::'; |
my @concept_data; |
$Str .= $title.':::'.$part.':::'.$problem.'" value="'; |
for (my $j=0;$j<=scalar(@$Concepts);$j++) { |
$Str .= 'Analyze" /></td></tr>'."\n"; |
my $concept = $Concepts->[$j]; |
$number++; |
foreach my $foilid (@{$concept->{'foils'}}) { |
|
for (my $try=$mintries;$try<=$maxtries;$try++) { |
|
# concept analysis data |
|
$concept_data[$j]->[$try]->{'_correct'} += |
|
$response_data{$foilid}->[$try]->{'_correct'}; |
|
$concept_data[$j]->[$try]->{'_total'} += |
|
$response_data{$foilid}->[$try]->{'_total'}; |
|
# |
|
# foil analysis data |
|
if ($response_data{$foilid}->[$try]->{'_total'} == 0) { |
|
push(@{$foil_plot[$try]->{'_correct'}},0); |
|
} else { |
|
push(@{$foil_plot[$try]->{'_correct'}}, |
|
100*$response_data{$foilid}->[$try]->{'_correct'}/ |
|
$response_data{$foilid}->[$try]->{'_total'}); |
|
} |
|
foreach my $option (@{$ORdata->{'_Options'}}) { |
|
push(@{$foil_plot[$try]->{'_total'}}, |
|
$response_data{$foilid}->[$try]->{'_total'}); |
|
if ($response_data{$foilid}->[$try]->{'_total'} == 0) { |
|
push (@{$foil_plot[$try]->{$option}},0); |
|
} else { |
|
if ($response_data{$foilid}->[$try]->{'_total'} == |
|
$response_data{$foilid}->[$try]->{'_correct'}) { |
|
push(@{$foil_plot[$try]->{$option}},0); |
|
} else { |
|
push (@{$foil_plot[$try]->{$option}}, |
|
100 * |
|
$response_data{$foilid}->[$try]->{$option} / |
|
($response_data{$foilid}->[$try]->{'_total'} |
|
- |
|
$response_data{$foilid}->[$try]->{'_correct'} |
|
)); |
|
} |
|
} |
|
} # End of foreach my $option |
|
} |
|
} # End of foreach my $foilid |
|
} # End of concept loops |
|
# |
|
# Build a table for the plots |
|
my $analysis_html = "<table>\n"; |
|
my $optionkey = &build_option_index($ORdata); |
|
my $num_concepts = 1; |
|
if (defined($Concepts)) { $num_concepts = scalar(@$Concepts); } |
|
# |
|
for (my $try=$mintries;$try<=$maxtries;$try++) { |
|
if (! defined($response_data{'_total'}->[$try]) || |
|
$response_data{'_total'}->[$try] == 0) { |
|
if ($try > 1) { |
|
$analysis_html.= '<tr><td align="center" colspan="4"><b>'. |
|
&mt('None of the selected students attempted the problem more than [_1] times.',$try-1). |
|
'</b></td></tr>'; |
|
} else { |
|
$analysis_html.= '<tr><td colspan="4" align="center"><b>'. |
|
&mt('None of the selected students have attempted the problem').'</b></td></tr>'; |
|
} |
|
last; |
|
} |
|
my $concept_graph=''; |
|
if ($num_concepts > 1) { |
|
# |
|
# Create concept plot |
|
my @concept_plot_data; |
|
for (my $j=0;$j<=$#concept_data;$j++) { |
|
my $total = $concept_data[$j]->[$try]->{'_total'}; |
|
if ($total == 0) { |
|
$concept_plot_data[$j] = 0; |
|
} else { |
|
$concept_plot_data[$j] = 100 * |
|
sprintf('%0.3f', |
|
$concept_data[$j]->[$try]->{'_correct'} / |
|
$total); |
|
} |
|
} |
|
# |
|
my $title; |
|
my $count = $response_data{'_total'}->[$try]; |
|
$title = 'Attempt '.$try.' (N='.$count.')'; |
|
$concept_graph = &Apache::loncommon::DrawBarGraph |
|
($title,'Concept Number','Percent Correct', |
|
100,$plotcolors,undef,\@concept_plot_data); |
|
} |
|
# |
|
# Create Foil Plots |
|
my $count = $response_data{'_total'}->[$try]; |
|
my $title = 'Attempt '.$try.' (N='.$count.')'; |
|
my @Datasets; |
|
foreach my $option ('_correct',@{$ORdata->{'_Options'}}) { |
|
next if (! exists($foil_plot[$try]->{$option})); |
|
push(@Datasets,$foil_plot[$try]->{$option}); |
|
} |
|
# |
|
# Put a blank in the data set between concepts |
|
for (my $set =0;$set<=$#Datasets;$set++) { |
|
my @Data = @{$Datasets[$set]}; |
|
my $idx = 0; |
|
foreach my $concept (@{$Concepts}) { |
|
foreach my $foilid (@{$concept->{'foils'}}) { |
|
$Datasets[$set]->[$idx++]=shift(@Data); |
|
} |
|
if ($concept->{'name'} ne $Concepts->[-1]->{'name'}) { |
|
$Datasets[$set]->[$idx++] = 0; |
|
} |
|
} |
|
} |
|
# |
|
# Set up the labels needed for the bar graph |
|
my @Labels; |
|
my $idx = 1; |
|
foreach my $concept (@{$Concepts}) { |
|
foreach my $foilid (@{$concept->{'foils'}}) { |
|
push(@Labels,$idx++); |
|
} |
|
push(@Labels,''); |
|
} |
|
# |
|
my $correct_graph = &Apache::loncommon::DrawBarGraph |
|
($title,'Foil Number','Percent Correct', |
|
100,$plotcolors,\@Labels,$Datasets[0]); |
|
|
|
# |
|
# |
|
next if (! defined($Datasets[0])); |
|
for (my $i=0; $i< scalar(@{$Datasets[0]});$i++) { |
|
$Datasets[0]->[$i]=0; |
|
} |
|
$count = $response_data{'_total'}->[$try] - |
|
$response_data{'_correct'}->[$try]; |
|
$title = 'Attempt '.$try.' (N='.$count.')'; |
|
my $incorrect_graph = &Apache::loncommon::DrawBarGraph |
|
($title,'Foil Number','% Option Chosen Incorrectly', |
|
100,$plotcolors,\@Labels,@Datasets); |
|
$analysis_html.= |
|
'<tr>'. |
|
'<td>'.$concept_graph.'</td>'. |
|
'<td>'.$correct_graph.'</td>'. |
|
'<td>'.$incorrect_graph.'</td>'. |
|
'<td>'.$optionkey.'<td>'. |
|
'</tr>'.$/; |
} |
} |
$Str .= '</table>'."\n"; |
$analysis_html .= "</table>\n"; |
|
$table .= $analysis_html; |
|
return $table; |
|
} |
|
|
return $Str; |
sub OR_analyze_by_tries { |
|
my ($r,$PerformanceData,$mintries,$maxtries) = @_; |
|
my %Trydata; |
|
$mintries = 1 if (! defined($mintries) || $mintries < 1); |
|
$maxtries = $mintries if (! defined($maxtries) || $maxtries < $mintries); |
|
foreach my $row (@$PerformanceData) { |
|
next if (! defined($row)); |
|
my $tries = &get_tries_from_row($row); |
|
my %Row = &Process_OR_Row($row); |
|
next if (! %Row); |
|
while (my ($foilid,$href) = each(%Row)) { |
|
if (! ref($href)) { |
|
$Trydata{$foilid}->[$tries] += $href; |
|
next; |
|
} |
|
while (my ($option,$value) = each(%$href)) { |
|
$Trydata{$foilid}->[$tries]->{$option}+=$value; |
|
} |
|
} |
|
} |
|
return %Trydata; |
|
} |
|
|
|
######################################################### |
|
# |
|
# Option Response: Time Analysis |
|
# |
|
######################################################### |
|
sub OR_time_analysis { |
|
my ($performance_data,$ORdata) = @_; |
|
my ($table,$Foils,$Concepts) = &build_foil_index($ORdata); |
|
my $foilkey = &build_option_index($ORdata); |
|
my $num_concepts = 1; |
|
if (defined($Concepts)) { $num_concepts = scalar(@$Concepts); } |
|
# |
|
if ($num_concepts < 2) { |
|
$table = '<h3>'. |
|
&mt('Not enough data for concept analysis. '. |
|
'Performing Foil Analysis'). |
|
'</h3>'.$table; |
|
} |
|
# |
|
my $num_plots = $ENV{'form.NumPlots'}; |
|
my $num_data = scalar(@$performance_data)-1; |
|
my $percent = sprintf('%2f',100/$num_plots); |
|
# |
|
$table .= "<table>\n"; |
|
for (my $i=0;$i<$num_plots;$i++) { |
|
## |
|
my $starttime = &Apache::lonhtmlcommon::get_date_from_form |
|
('startdate_'.$i); |
|
my $endtime = &Apache::lonhtmlcommon::get_date_from_form |
|
('enddate_'.$i); |
|
if (! defined($starttime) || ! defined($endtime)) { |
|
my $sec_in_day = 86400; |
|
my $last_sub_time = &get_time_from_row($performance_data->[-1]); |
|
my ($sday,$smon,$syear); |
|
(undef,undef,undef,$sday,$smon,$syear) = |
|
localtime($last_sub_time - $sec_in_day*$i); |
|
$starttime = &Time::Local::timelocal(0,0,0,$sday,$smon,$syear); |
|
$endtime = $starttime + $sec_in_day; |
|
if ($i == ($num_plots -1 )) { |
|
$starttime = &get_time_from_row($performance_data->[0]); |
|
} |
|
} |
|
$table .= '<tr><td colspan="4" align="center">'. |
|
&mt('Data from [_1] to [_2]', |
|
&Apache::lonlocal::locallocaltime($starttime), |
|
&Apache::lonlocal::locallocaltime($endtime)).'</td></tr>'.$/; |
|
my $startdateform = &Apache::lonhtmlcommon::date_setter |
|
('Statistics','startdate_'.$i,$starttime); |
|
my $enddateform = &Apache::lonhtmlcommon::date_setter |
|
('Statistics','enddate_'.$i,$endtime); |
|
# |
|
my $begin_index; |
|
my $end_index; |
|
my $j; |
|
while (++$j < scalar(@$performance_data)) { |
|
last if (&get_time_from_row($performance_data->[$j]) |
|
> $starttime); |
|
} |
|
$begin_index = $j; |
|
while ($j < scalar(@$performance_data)) { |
|
if (&get_time_from_row($performance_data->[$j]) > $endtime) { |
|
last; |
|
} else { |
|
$j++; |
|
} |
|
} |
|
$end_index = $j; |
|
## |
|
my $interval = { |
|
begin_index => $begin_index, |
|
end_index => $end_index, |
|
startdateform => $startdateform, |
|
enddateform => $enddateform, |
|
}; |
|
my $concept_correct_plot = ''; |
|
if ($num_concepts > 1) { |
|
$concept_correct_plot = |
|
&OR_Concept_Time_Analysis($performance_data, |
|
$ORdata,$Concepts, |
|
$interval); |
|
} |
|
my ($foil_correct_plot,$foil_incorrect_plot) = |
|
&OR_Foil_Time_Analysis($performance_data,$ORdata, |
|
$Foils,$Concepts,$interval); |
|
$table .= '<tr>'. |
|
'<td>'.$concept_correct_plot.'</td>'. |
|
'<td>'.$foil_correct_plot.'</td>'. |
|
'<td>'.$foil_incorrect_plot.'</td>'. |
|
'<td align="left" valign="top">'.$foilkey.'</td></tr>'.$/; |
|
$table .= '<tr><td colspan="4" align="center">'. |
|
&mt('Start time: [_1]', |
|
$interval->{'startdateform'}).'<br />'. |
|
&mt('End time: [_1]', |
|
$interval->{'enddateform'}). |
|
'</td></tr>'.$/; |
|
$table.= '<tr><td colspan="4"> </td></tr>'.$/; |
|
} |
|
$table .= '</table>'; |
|
# |
|
return $table; |
|
} |
|
|
|
sub OR_Foil_Time_Analysis { |
|
my ($performance_data,$ORdata,$Foils,$Concepts,$interval) = @_; |
|
my $analysis_html; |
|
my ($begin_index,$end_index) = ($interval->{'begin_index'}, |
|
$interval->{'end_index'}); |
|
my %TimeData; |
|
# |
|
# Compute the number getting the foils correct or incorrects |
|
for (my $j=$begin_index;$j<=$end_index;$j++) { |
|
my $row = $performance_data->[$j]; |
|
next if (! defined($row)); |
|
my %Row = &Process_OR_Row($row); |
|
while (my ($foilid,$href) = each(%Row)) { |
|
if (! ref($href)) { |
|
$TimeData{$foilid} += $href; |
|
next; |
|
} |
|
while (my ($option,$value) = each(%$href)) { |
|
$TimeData{$foilid}->{$option}+=$value; |
|
} |
|
} |
|
} |
|
my @plotdata; |
|
my @labels; |
|
foreach my $concept (@{$Concepts}) { |
|
foreach my $foil (@{$concept->{'foils'}}) { |
|
push(@labels,scalar(@labels)+1); |
|
my $total = $TimeData{$foil}->{'_total'}; |
|
if ($total == 0) { |
|
push(@{$plotdata[0]},0); |
|
} else { |
|
push(@{$plotdata[0]}, |
|
100 * $TimeData{$foil}->{'_correct'} / $total); |
|
} |
|
my $total_incorrect = $total - $TimeData{$foil}->{'_correct'}; |
|
for (my $i=0;$i<scalar(@{$ORdata->{'_Options'}});$i++) { |
|
my $option = $ORdata->{'_Options'}->[$i]; |
|
if ($total_incorrect == 0) { |
|
push(@{$plotdata[$i+1]},0); |
|
} else { |
|
push(@{$plotdata[$i+1]}, |
|
100 * $TimeData{$foil}->{$option} / $total_incorrect); |
|
} |
|
} |
|
} |
|
# Put in a blank one |
|
push(@labels,''); |
|
push(@{$plotdata[0]},0); |
|
for (my $i=0;$i<scalar(@{$ORdata->{'_Options'}});$i++) { |
|
push(@{$plotdata[$i+1]},0); |
|
} |
|
} |
|
# |
|
# Create the plot |
|
my $count = $end_index-$begin_index; |
|
return ('No data','') if ($count <= 0); |
|
my $title; |
|
if ($count == 0) { |
|
$title = 'no submissions'; |
|
} elsif ($count == 1) { |
|
$title = 'one submission'; |
|
} elsif ($count > 1) { |
|
$title = $count.' submissions'; |
|
} |
|
my $correct_plot = &Apache::loncommon::DrawBarGraph($title, |
|
'Foil Number', |
|
'Percent Correct', |
|
100, |
|
$plotcolors, |
|
undef, |
|
$plotdata[0]); |
|
for (my $j=0; $j< scalar(@{$plotdata[0]});$j++) { |
|
$plotdata[0]->[$j]=0; |
|
} |
|
$count = $end_index-$begin_index-$TimeData{'_correct'}; |
|
if ($count == 0) { |
|
$title = 'no submissions'; |
|
} elsif ($count < 0) { |
|
return ($correct_plot,''); |
|
} elsif ($count == 1) { |
|
$title = 'one submission'; |
|
} else { |
|
$title = $count.' submissions'; |
|
} |
|
my $incorrect_plot = &Apache::loncommon::DrawBarGraph($title, |
|
'Foil Number', |
|
'Incorrect Option Choice', |
|
100, |
|
$plotcolors, |
|
undef, |
|
@plotdata); |
|
return ($correct_plot,$incorrect_plot); |
} |
} |
|
|
#---- END Problem Analysis Web Page ------------------------------------------ |
sub OR_Concept_Time_Analysis { |
|
my ($performance_data,$ORdata,$Concepts,$interval) = @_; |
|
## |
|
## Determine starttime, endtime, startindex, endindex |
|
my ($begin_index,$end_index) = ($interval->{'begin_index'}, |
|
$interval->{'end_index'}); |
|
my %TimeData; |
|
# |
|
# Compute the number getting the foils correct or incorrects |
|
for (my $j=$begin_index;$j<=$end_index;$j++) { |
|
my $row = $performance_data->[$j]; |
|
next if (! defined($row)); |
|
my %Row = &Process_OR_Row($row); |
|
while (my ($foilid,$href) = each(%Row)) { |
|
if (! ref($href)) { |
|
$TimeData{$foilid} += $href; |
|
next; |
|
} |
|
while (my ($option,$value) = each(%$href)) { |
|
$TimeData{$foilid}->{$option}+=$value; |
|
} |
|
} |
|
} |
|
# |
|
# Put the data in plottable form |
|
my @plotdata; |
|
foreach my $concept (@$Concepts) { |
|
my ($total,$correct); |
|
foreach my $foil (@{$concept->{'foils'}}) { |
|
$total += $TimeData{$foil}->{'_total'}; |
|
$correct += $TimeData{$foil}->{'_correct'}; |
|
} |
|
if ($total == 0) { |
|
push(@plotdata,0); |
|
} else { |
|
push(@plotdata,100 * $correct / $total); |
|
} |
|
} |
|
# |
|
# Create the plot |
|
my $title = ($end_index - $begin_index).' submissions'; |
|
return &Apache::loncommon::DrawBarGraph($title, |
|
'Concept Number', |
|
'Percent Correct', |
|
100, |
|
$plotcolors, |
|
undef, |
|
\@plotdata); |
|
} |
|
|
#---- Analyze Web Page ------------------------------------------------------- |
######################################################### |
|
######################################################### |
|
## |
|
## Excel output |
|
## |
|
######################################################### |
|
######################################################### |
|
sub OR_excel_sheet { |
|
my ($r,$resource,$performance_data,$ORdata) = @_; |
|
my $response = ''; |
|
my (undef,$Foils,$Concepts) = &build_foil_index($ORdata); |
|
# |
|
# Create excel worksheet |
|
my $filename = '/prtspool/'. |
|
$ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'. |
|
time.'_'.rand(1000000000).'.xls'; |
|
my $workbook = Spreadsheet::WriteExcel->new('/home/httpd'.$filename); |
|
if (! defined($workbook)) { |
|
$r->log_error("Error creating excel spreadsheet $filename: $!"); |
|
$r->print('<p>'.&mt("Unable to create new Excel file. ". |
|
"This error has been logged. ". |
|
"Please alert your LON-CAPA administrator"). |
|
'</p>'); |
|
return undef; |
|
} |
|
# |
|
$workbook->set_tempdir('/home/httpd/perl/tmp'); |
|
my $format = &Apache::loncommon::define_excel_formats($workbook); |
|
# |
|
# Create and populate main worksheets |
|
my $problem_data_sheet = $workbook->addworksheet('Problem Data'); |
|
my $student_data_sheet = &build_student_data_worksheet($workbook,$format); |
|
my $response_data_sheet = $workbook->addworksheet('Response Data'); |
|
foreach my $sheet ($problem_data_sheet,$student_data_sheet, |
|
$response_data_sheet) { |
|
$sheet->write(0,0,$resource->{'title'},$format->{'h2'}); |
|
$sheet->write(1,0,$resource->{'src'},$format->{'h3'}); |
|
} |
|
# |
|
my $result; |
|
$result = &OR_build_problem_data_worksheet($problem_data_sheet,$format, |
|
$Concepts,$ORdata); |
|
if ($result ne 'okay') { |
|
# Do something useful |
|
} |
|
$result = &OR_build_response_data_worksheet($response_data_sheet,$format, |
|
$performance_data,$Foils, |
|
$ORdata); |
|
if ($result ne 'okay') { |
|
# Do something useful |
|
} |
|
$response_data_sheet->activate(); |
|
# |
|
# Close the excel file |
|
$workbook->close(); |
|
# |
|
# Write a link to allow them to download it |
|
$result .= '<h2>'.&mt('Excel Raw Data Output').'</h2>'. |
|
'<p><a href="'.$filename.'">'. |
|
&mt('Your Excel spreadsheet.'). |
|
'</a></p>'."\n"; |
|
return $result; |
|
} |
|
|
#restore the student submissions and finding the result |
sub OR_build_problem_data_worksheet { |
sub OpStatus { |
my ($worksheet,$format,$Concepts,$ORdata) = @_; |
my ($problem, $student, $courseID, $ConceptData, $foil_to_concept, |
my $rows_output = 3; |
$Answer)=@_; |
my $cols_output = 0; |
my ($username,$userdomain)=split(/':'/,$student); |
$worksheet->write($rows_output++,0,'Problem Structure',$format->{'h3'}); |
my $code='U'; |
## |
my %reshash=&Apache::lonnet::restore($problem, $courseID, $userdomain, |
## |
$username); |
my @Headers; |
my @True = (); |
if (@$Concepts > 1) { |
my @False = (); |
@Headers = ("Concept\nNumber",'Concept',"Foil\nNumber", |
my $flag=0; |
'Foil Name','Foil Text','Correct value'); |
if ($reshash{'version'}) { |
|
my $tries=0; |
|
&Apache::lonhomework::showhash(%$Answer); |
|
for (my $version=1;$version<=$reshash{'version'};$version++) { |
|
my $time=$reshash{"$version:timestamp"}; |
|
|
|
foreach my $key (sort(split(/\:/,$reshash{$version.':keys'}))) { |
|
if (($key=~/\.(\w+)\.(\w+)\.submission$/)) { |
|
my $Id1 = $1; my $Id2 = $2; |
|
#check if this is a repeat submission, if so skip it |
|
if ($reshash{"$version:resource.$Id1.previous"}) { next; } |
|
#if no solved this wasn't a real submission, ignore it |
|
if (!defined($reshash{"$version:resource.$Id1.solved"})) { |
|
&Apache::lonxml::debug("skipping "); |
|
next; |
|
} |
|
my $Resp = $reshash{"$version:$key"}; |
|
my %submission=&Apache::lonnet::str2hash($Resp); |
|
foreach (keys %submission) { |
|
my $Ansr = $Answer->{"$Id1.$Id2.foil.value.$_"}; |
|
if ($submission{$_}) { |
|
if ($submission{$_} eq $Ansr) { |
|
&Decide("true", $foil_to_concept->{$_}, |
|
$time, $ConceptData); |
|
} else { |
|
&Decide("false", $foil_to_concept->{$_}, |
|
$time, $ConceptData);} |
|
} |
|
} |
|
} |
|
} |
|
} |
|
} |
|
} |
|
|
|
sub DrawGraph { |
|
my ($k,$Src,$Concepts,$ConceptData)=@_; |
|
my $Max=0; |
|
my @data1; |
|
my @data2; |
|
|
|
# Adjust Data and find the Max |
|
for (my $n=0; $n<(scalar @$Concepts); $n++ ) { |
|
my $tmp=$Concepts->[$n]; |
|
$data1[$n]=$ConceptData->{$tmp.'.'.$k.'.true'}; |
|
$data2[$n]=$ConceptData->{$tmp.'.'.$k.'.false'}; |
|
my $Sum=$data1[$n]+$data2[$n]; |
|
if($Max < $Sum) { |
|
$Max=$Sum; |
|
} |
|
} |
|
for (my $n=0; $n<(scalar @$Concepts); $n++ ) { |
|
if ($data1[$n]+$data2[$n]<$Max) { |
|
$data2[$n]+=$Max-($data1[$n]+$data2[$n]); |
|
} |
|
} |
|
my $P_No = (scalar @data1); |
|
|
|
if($Max > 1) { |
|
$Max += (10 - $Max % 10); |
|
$Max = int($Max); |
|
} else { |
} else { |
$Max = 1; |
@Headers = ('Foil Number','FoilName','Foil Text','Correct value'); |
|
} |
|
$worksheet->write_row($rows_output++,0,\@Headers,$format->{'header'}); |
|
my %Foildata = %{$ORdata->{'_Foils'}}; |
|
my $conceptindex = 1; |
|
my $foilindex = 1; |
|
foreach my $concept (@$Concepts) { |
|
my @FoilsInConcept = @{$concept->{'foils'}}; |
|
my $firstfoil = shift(@FoilsInConcept); |
|
if (@$Concepts > 1) { |
|
$worksheet->write_row($rows_output++,0, |
|
[$conceptindex, |
|
$concept->{'name'}, |
|
$foilindex++, |
|
$Foildata{$firstfoil}->{'name'}, |
|
$Foildata{$firstfoil}->{'text'}, |
|
$Foildata{$firstfoil}->{'value'},]); |
|
} else { |
|
$worksheet->write_row($rows_output++,0, |
|
[ $foilindex++, |
|
$Foildata{$firstfoil}->{'name'}, |
|
$Foildata{$firstfoil}->{'text'}, |
|
$Foildata{$firstfoil}->{'value'},]); |
|
} |
|
foreach my $foilid (@FoilsInConcept) { |
|
if (@$Concepts > 1) { |
|
$worksheet->write_row($rows_output++,0, |
|
['', |
|
'', |
|
$foilindex, |
|
$Foildata{$foilid}->{'name'}, |
|
$Foildata{$foilid}->{'text'}, |
|
$Foildata{$foilid}->{'value'},]); |
|
} else { |
|
$worksheet->write_row($rows_output++,0, |
|
[$foilindex, |
|
$Foildata{$foilid}->{'name'}, |
|
$Foildata{$foilid}->{'text'}, |
|
$Foildata{$foilid}->{'value'},]); |
|
} |
|
} continue { |
|
$foilindex++; |
|
} |
|
} continue { |
|
$conceptindex++; |
} |
} |
|
$rows_output++; |
|
$rows_output++; |
|
## |
|
## Option data output |
|
$worksheet->write($rows_output++,0,'Options',$format->{'header'}); |
|
foreach my $string (@{$ORdata->{'_Options'}}) { |
|
$worksheet->write($rows_output++,0,$string); |
|
} |
|
return 'okay'; |
|
} |
|
|
my $Titr=($ConceptData->{'Interval'}>1) ? $Src.'_interval_'.($k+1) : $Src; |
sub OR_build_response_data_worksheet { |
# $GData=$Titr.'&Concepts'.'&'.'Answers'.'&'.$Max.'&'.$P_No.'&'.$data1.'&'.$data2; |
my ($worksheet,$format,$performance_data,$Foils,$ORdata)=@_; |
my $GData = ''; |
my $rows_output = 3; |
$GData = $Titr.'&Concepts&Answers&'.$Max.'&'.$P_No.'&'; |
my $cols_output = 0; |
$GData .= (join(',',@data1)).'&'.(join(',',@data2)); |
$worksheet->write($rows_output++,0,'Response Data',$format->{'h3'}); |
|
$worksheet->set_column(1,1,20); |
return '<IMG src="/cgi-bin/graph.gif?'.$GData.'" border=1/>'; |
$worksheet->set_column(2,2,13); |
} |
my @Headers = ('identifier','time','award detail','attempt'); |
|
foreach my $foil (@$Foils) { |
sub DrawTable { |
push (@Headers,$foil.' submission'); |
my ($k,$Concepts,$ConceptData)=@_; |
push (@Headers,$foil.' grading'); |
my $Max=0; |
|
my @data1; |
|
my @data2; |
|
my $Correct=0; |
|
my $Wrong=0; |
|
for(my $n=0; $n<(scalar @$Concepts); $n++ ) { |
|
my $tmp=$Concepts->[$n]; |
|
$data1[$n]=$ConceptData->{$tmp.'.'.$k.'.true'}; |
|
$Correct+=$data1[$n]; |
|
$data2[$n]=$ConceptData->{$tmp.'.'.$k.'.false'}; |
|
$Wrong+=$data2[$n]; |
|
my $Sum=$data1[$n]+$data2[$n]; |
|
if($Max < $Sum) { |
|
$Max=$Sum; |
|
} |
|
} |
|
for(my $n=0; $n<(scalar @$Concepts); $n++ ) { |
|
if ($data1[$n]+$data2[$n]<$Max) { |
|
$data2[$n]+=$Max-($data1[$n]+$data2[$n]); |
|
} |
|
} |
} |
my $P_No = (scalar @data1); |
$worksheet->write_row($rows_output++,0,\@Headers,$format->{'header'}); |
|
# |
|
foreach my $row (@$performance_data) { |
|
next if (! defined($row)); |
|
my ($student,$award,$grading,$submission,$time,$tries) = @$row; |
|
my @Foilgrades = split('&',$grading); |
|
my @Foilsubs = split('&',$submission); |
|
my %response_data; |
|
for (my $j=0;$j<=$#Foilgrades;$j++) { |
|
my ($foilid,$correct) = split('=',$Foilgrades[$j]); |
|
my (undef,$submission) = split('=',$Foilsubs[$j]); |
|
$submission = &Apache::lonnet::unescape($submission); |
|
$response_data{$foilid.' submission'}=$submission; |
|
$response_data{$foilid.' award'}=$correct; |
|
} |
|
$worksheet->write($rows_output,$cols_output++,$student); |
|
$worksheet->write($rows_output,$cols_output++, |
|
&Apache::lonstathelpers::calc_serial($time),$format->{'date'}); |
|
$worksheet->write($rows_output,$cols_output++,$award); |
|
$worksheet->write($rows_output,$cols_output++,$tries); |
|
foreach my $foilid (@$Foils) { |
|
$worksheet->write($rows_output,$cols_output++, |
|
$response_data{$foilid.' submission'}); |
|
$worksheet->write($rows_output,$cols_output++, |
|
$response_data{$foilid.' award'}); |
|
} |
|
$rows_output++; |
|
$cols_output = 0; |
|
} |
|
return; |
|
} |
|
|
|
sub build_foil_index { |
|
my ($ORdata) = @_; |
|
return if (! exists($ORdata->{'_Foils'})); |
|
my %Foildata = %{$ORdata->{'_Foils'}}; |
|
my @Foils = sort(keys(%Foildata)); |
|
my %Concepts; |
|
foreach my $foilid (@Foils) { |
|
push(@{$Concepts{$Foildata{$foilid}->{'_Concept'}}}, |
|
$foilid); |
|
} |
|
undef(@Foils); |
|
# Having gathered the concept information in a hash, we now translate it |
|
# into an array because we need to be consistent about order. |
|
# Also put the foils in order, too. |
|
my $sortfunction = sub { |
|
my %Numbers = (one => 1, |
|
two => 2, |
|
three => 3, |
|
four => 4, |
|
five => 5, |
|
six => 6, |
|
seven => 7, |
|
eight => 8, |
|
nine => 9, |
|
ten => 10,); |
|
my $a1 = lc($a); |
|
my $b1 = lc($b); |
|
if (exists($Numbers{$a1})) { |
|
$a1 = $Numbers{$a1}; |
|
} |
|
if (exists($Numbers{$b1})) { |
|
$b1 = $Numbers{$b1}; |
|
} |
|
if (($a1 =~/^\d+$/) && ($b1 =~/^\d+$/)) { |
|
return $a1 <=> $b1; |
|
} else { |
|
return $a1 cmp $b1; |
|
} |
|
}; |
|
my @Concepts; |
|
foreach my $concept (sort $sortfunction (keys(%Concepts))) { |
|
if (! defined($Concepts{$concept})) { |
|
$Concepts{$concept}=[]; |
|
# next; |
|
} |
|
push(@Concepts,{ name => $concept, |
|
foils => [@{$Concepts{$concept}}]}); |
|
push(@Foils,(@{$Concepts{$concept}})); |
|
} |
|
# |
|
# Build up the table of row labels. |
|
my $table = '<table border="1" >'."\n"; |
|
if (@Concepts > 1) { |
|
$table .= '<tr>'. |
|
'<th>'.&mt('Concept Number').'</th>'. |
|
'<th>'.&mt('Concept').'</th>'. |
|
'<th>'.&mt('Foil Number').'</th>'. |
|
'<th>'.&mt('Foil Name').'</th>'. |
|
'<th>'.&mt('Foil Text').'</th>'. |
|
'<th>'.&mt('Correct Value').'</th>'. |
|
"</tr>\n"; |
|
} else { |
|
$table .= '<tr>'. |
|
'<th>'.&mt('Foil Number').'</th>'. |
|
'<th>'.&mt('Foil Name').'</th>'. |
|
'<th>'.&mt('Foil Text').'</th>'. |
|
'<th>'.&mt('Correct Value').'</th>'. |
|
"</tr>\n"; |
|
} |
|
my $conceptindex = 1; |
|
my $foilindex = 1; |
|
foreach my $concept (@Concepts) { |
|
my @FoilsInConcept = @{$concept->{'foils'}}; |
|
my $firstfoil = shift(@FoilsInConcept); |
|
if (@Concepts > 1) { |
|
$table .= '<tr>'. |
|
'<td>'.$conceptindex.'</td>'. |
|
'<td>'.&HTML::Entities::encode($concept->{'name'},'<>&"').'</td>'. |
|
'<td>'.$foilindex++.'</td>'. |
|
'<td>'.&HTML::Entities::encode($Foildata{$firstfoil}->{'name'},'<>&"').'</td>'. |
|
'<td>'.$Foildata{$firstfoil}->{'text'}.'</td>'. |
|
'<td>'.&HTML::Entities::encode($Foildata{$firstfoil}->{'value'},'<>&"').'</td>'. |
|
"</tr>\n"; |
|
} else { |
|
$table .= '<tr>'. |
|
'<td>'.$foilindex++.'</td>'. |
|
'<td>'.&HTML::Entities::encode($Foildata{$firstfoil}->{'name'},'<>&"').'</td>'. |
|
'<td>'.$Foildata{$firstfoil}->{'text'}.'</td>'. |
|
'<td>'.&HTML::Entities::encode($Foildata{$firstfoil}->{'value'},'<>&"').'</td>'. |
|
"</tr>\n"; |
|
} |
|
foreach my $foilid (@FoilsInConcept) { |
|
if (@Concepts > 1) { |
|
$table .= '<tr>'. |
|
'<td></td>'. |
|
'<td></td>'. |
|
'<td>'.$foilindex.'</td>'. |
|
'<td>'.&HTML::Entities::encode($Foildata{$foilid}->{'name'},'<>&"').'</td>'. |
|
'<td>'.$Foildata{$foilid}->{'text'}.'</td>'. |
|
'<td>'.&HTML::Entities::encode($Foildata{$foilid}->{'value'},'<>&"').'</td>'. |
|
"</tr>\n"; |
|
} else { |
|
$table .= '<tr>'. |
|
'<td>'.$foilindex.'</td>'. |
|
'<td>'.&HTML::Entities::encode($Foildata{$foilid}->{'name'},'<>&"').'</td>'. |
|
'<td>'.$Foildata{$foilid}->{'text'}.'</td>'. |
|
'<td>'.&HTML::Entities::encode($Foildata{$foilid}->{'value'},'<>&"').'</td>'. |
|
"</tr>\n"; |
|
} |
|
} continue { |
|
$foilindex++; |
|
} |
|
} continue { |
|
$conceptindex++; |
|
} |
|
$table .= "</table>\n"; |
|
# |
|
# Build option index with color stuff |
|
return ($table,\@Foils,\@Concepts); |
|
} |
|
|
|
sub build_option_index { |
|
my ($ORdata)= @_; |
|
my $table = "<table>\n"; |
|
my $optionindex = 0; |
|
my @Rows; |
|
foreach my $option (&mt('correct option chosen'),@{$ORdata->{'_Options'}}) { |
|
push (@Rows, |
|
'<tr>'. |
|
'<td bgcolor="'.$plotcolors->[$optionindex++].'">'. |
|
(' 'x4).'</td>'. |
|
'<td>'.&HTML::Entities::encode($option,'<>&"').'</td>'. |
|
"</tr>\n"); |
|
} |
|
shift(@Rows); # Throw away 'correct option chosen' color |
|
$table .= join('',reverse(@Rows)); |
|
$table .= "</table>\n"; |
|
} |
|
|
|
######################################################### |
|
######################################################### |
|
## |
|
## Generic Interface Routines |
|
## |
|
######################################################### |
|
######################################################### |
|
sub CreateInterface { |
|
## |
|
## Environment variable initialization |
|
if (! exists$ENV{'form.AnalyzeOver'}) { |
|
$ENV{'form.AnalyzeOver'} = 'Tries'; |
|
} |
|
## |
|
## Build the menu |
my $Str = ''; |
my $Str = ''; |
# $Str .= '<br><b>From: ['.localtime($ConceptData->{'Int.'.($k-1)}); |
$Str .= &Apache::lonhtmlcommon::breadcrumbs |
# $Str .= '] To: ['.localtime($ConceptData->{"Int.$k"}).']</b>'; |
(undef,'Detailed Problem Analysis'); |
$Str .= "\n".'<table border=2>'. |
$Str .= '<table cellspacing="5">'."\n"; |
"\n".'<tr>'. |
$Str .= '<tr>'; |
"\n".'<th> # </th>'. |
$Str .= '<td align="center"><b>'.&mt('Sections').'</b></td>'; |
"\n".'<th> Concept </th>'. |
$Str .= '<td align="center"><b>'.&mt('Enrollment Status').'</b></td>'; |
"\n".'<th> Correct </th>'. |
# $Str .= '<td align="center"><b>'.&mt('Sequences and Folders').'</b></td>'; |
"\n".'<th> Wrong </th>'. |
$Str .= '<td align="center"> </td>'; |
"\n".'</tr>'; |
$Str .= '</tr>'."\n"; |
|
## |
for(my $n=0; $n<(scalar @$Concepts); $n++ ) { |
## |
$Str .= '<tr>'."\n"; |
$Str .= '<tr><td align="center">'."\n"; |
$Str .= '<td>'.($n+1).'</td>'."\n"; |
$Str .= &Apache::lonstatistics::SectionSelect('Section','multiple',5); |
$Str .= '<td bgcolor="EEFFCC">'.$Concepts->[$n]; |
$Str .= '</td>'; |
$Str .= '</td>'."\n"; |
# |
$Str .= '<td bgcolor="DDFFDD">'.$data1[$n].'</td>'."\n"; |
$Str .= '<td align="center">'; |
$Str .= '<td bgcolor="FFDDDD">'.$data2[$n].'</td>'."\n"; |
$Str .= &Apache::lonhtmlcommon::StatusOptions(undef,undef,5); |
$Str .= '</tr>'."\n"; |
$Str .= '</td>'; |
} |
# |
$Str .= '<td></td><td><b>From:['.localtime($ConceptData->{'Int.'.$k}); |
# $Str .= '<td align="center">'; |
$Str .= '] To: ['.localtime($ConceptData->{'Int.'.($k+1)}-1); |
my $only_seq_with_assessments = sub { |
$Str .= ']</b></td><td>'.$Correct.'</td><td>'.$Wrong.'</td>'; |
my $s=shift; |
|
if ($s->{'num_assess'} < 1) { |
|
return 0; |
|
} else { |
|
return 1; |
|
} |
|
}; |
|
&Apache::lonstatistics::MapSelect('Maps','multiple,all',5, |
|
$only_seq_with_assessments); |
|
## |
|
## |
|
$Str .= '<td>'; |
|
## |
|
my $showprob_checkbox = |
|
'<input type="checkbox" name="show_prob" value="true" '; |
|
if ($ENV{'form.show_prob'} eq 'true') { |
|
$showprob_checkbox .= 'checked '; |
|
} |
|
$showprob_checkbox.= ' />'; |
|
$Str.= '<nobr><label>'. |
|
&mt('Show problem [_1]',$showprob_checkbox). |
|
'</label></nobr><br />'; |
|
## |
|
my $analyze_selector = '<select name="AnalyzeOver" >'; |
|
$analyze_selector .= '<option value="Tries" '; |
|
if (! exists($ENV{'form.AnalyzeOver'}) || |
|
$ENV{'form.AnalyzeOver'} eq 'Tries'){ |
|
# Default to Tries |
|
$analyze_selector .= ' selected '; |
|
} |
|
$analyze_selector .= '>'.&mt('Tries').'</option>'; |
|
$analyze_selector .= '<option value="Time" '; |
|
$analyze_selector .= ' selected ' if ($ENV{'form.AnalyzeOver'} eq 'Time'); |
|
$analyze_selector .= '>'.&mt('Time').'</option>'; |
|
$analyze_selector .= '</select>'; |
|
$Str .= '<nobr><label>'. |
|
&mt('Analyze Over [_1] [_2]', |
|
$analyze_selector, |
|
&Apache::loncommon::help_open_topic('Analysis_Analyze_Over')). |
|
'</label></nobr><br />'.$/; |
|
## |
|
my $numplots_selector = '<select name="NumPlots">'; |
|
if (! exists($ENV{'form.NumPlots'}) |
|
|| $ENV{'form.NumPlots'} < 1 |
|
|| $ENV{'form.NumPlots'} > 20) { |
|
$ENV{'form.NumPlots'} = 5; |
|
} |
|
foreach my $i (1,2,3,4,5,6,7,8,10,15,20) { |
|
$numplots_selector .= '<option value="'.$i.'" '; |
|
if ($ENV{'form.NumPlots'} == $i) { $numplots_selector.=' selected '; } |
|
$numplots_selector .= '>'.$i.'</option>'; |
|
} |
|
$numplots_selector .= '</select></nobr><br />'; |
|
$Str .= '<nobr><label>'.&mt('Number of Plots [_1]',$numplots_selector). |
|
'</label></nobr>'; |
|
## |
|
$Str .= '<nobr><label>'.&mt('Status: [_1]', |
|
'<input type="text" '. |
|
'name="stats_status" size="60" value="" />' |
|
). |
|
'</label></nobr>'; |
|
$Str .= '</td>'; |
|
## |
|
## |
|
$Str .= '</tr>'."\n"; |
$Str .= '</table>'."\n"; |
$Str .= '</table>'."\n"; |
|
|
return $Str; |
return $Str; |
#$Apache::lonxml::debug=1; |
|
#&Apache::lonhomework::showhash(%ConceptData); |
|
#$Apache::lonxml::debug=0; |
|
} |
} |
|
|
#---- END Analyze Web Page ---------------------------------------------- |
######################################################### |
|
######################################################### |
sub Decide { |
## |
#deciding the true or false answer belongs to each interval |
## Misc Option Response functions |
my ($type,$concept,$time,$ConceptData)=@_; |
## |
my $k=0; |
######################################################### |
while ($time>$ConceptData->{'Int.'.($k+1)} && |
######################################################### |
$k<$ConceptData->{'Interval'}) {$k++;} |
sub get_time_from_row { |
$ConceptData->{$concept.'.'.$k.'.'.$type}++; |
my ($row) = @_; |
|
if (ref($row)) { |
return; |
return $row->[&Apache::loncoursedata::RD_timestamp()]; |
|
} |
|
return undef; |
} |
} |
|
|
sub InitAnalysis { |
sub get_tries_from_row { |
my ($uri,$part,$problem,$student,$courseID)=@_; |
my ($row) = @_; |
my ($name,$domain)=split(/\:/,$student); |
if (ref($row)) { |
|
return $row->[&Apache::loncoursedata::RD_tries()]; |
# Render the student's view of the problem. $Answ is the problem |
|
# Stringafied |
|
my $Answ=&Apache::lonnet::ssi($uri,('grade_target' => 'analyze', |
|
'grade_username' => $name, |
|
'grade_domain' => $domain, |
|
'grade_courseid' => $courseID, |
|
'grade_symb' => $problem)); |
|
# my $Answ=&Apache::lonnet::ssi($URI,('grade_target' => 'analyze')); |
|
|
|
# (my $garbage,$Answ)=split(/_HASH_REF__/,$Answ,2); |
|
my %Answer=(); |
|
%Answer=&Apache::lonnet::str2hash($Answ); |
|
|
|
my $parts=''; |
|
foreach my $elm (@{$Answer{'parts'}}) { |
|
$parts.= $elm.','; |
|
} |
|
$parts =~ s/,$//; |
|
|
|
my @Concepts=(); |
|
foreach my $elm (@{$Answer{$parts.'.concepts'}}) { |
|
push(@Concepts, $elm); |
|
} |
} |
|
return undef; |
|
} |
|
|
my %foil_to_concept; |
sub hashify_attempt { |
foreach my $concept (@Concepts) { |
my ($row) = @_; |
foreach my $foil (@{$Answer{$parts.'.concept.'.$concept}}) { |
my %attempt; |
$foil_to_concept{$foil} = $concept; |
$attempt{'tries'} = $row->[&Apache::loncoursedata::RD_tries()]; |
#$ConceptData{$foil} = $Answer{$parts.'.foil.value.'.$foil}; |
$attempt{'submission'} = $row->[&Apache::loncoursedata::RD_submission()]; |
} |
$attempt{'award'} = $row->[&Apache::loncoursedata::RD_awarddetail()]; |
} |
$attempt{'timestamp'} = $row->[&Apache::loncoursedata::RD_timestamp()]; |
|
return %attempt; |
return (\@Concepts, \%foil_to_concept, \%Answer); |
} |
} |
|
|
sub Process_OR_Row { |
sub Interval { |
my ($row) = @_; |
my ($part,$symb,$interval,$Concepts,$ConceptData)=@_; |
my %RowData; |
my $Int=$interval; |
my $student_id = $row->[&Apache::loncoursedata::RD_student_id()]; |
my $due = &Apache::lonnet::EXT('resource.'.$part.'.duedate',$symb); |
my $award = $row->[&Apache::loncoursedata::RD_awarddetail()]; |
my $opn = &Apache::lonnet::EXT('resource.'.$part.'.opendate',$symb); |
my $grading = $row->[&Apache::loncoursedata::RD_response_eval()]; |
my $add=int(($due-$opn)/$Int); |
my $submission = $row->[&Apache::loncoursedata::RD_submission()]; |
$ConceptData->{'Int.0'}=$opn; |
my $time = $row->[&Apache::loncoursedata::RD_timestamp()]; |
for (my $i=1;$i<$Int;$i++) { |
my $tries = $row->[&Apache::loncoursedata::RD_tries()]; |
$ConceptData->{'Int.'.$i}=$opn+$i*$add; |
return undef if ($award eq 'MISSING_ANSWER'); |
} |
if ($award =~ /(APPROX_ANS|EXACT_ANS)/) { |
$ConceptData->{'Int.'.$Int}=$due; |
$RowData{'_correct'} = 1; |
for (my $i=0;$i<$Int;$i++) { |
|
for (my $n=0; $n<(scalar @$Concepts); $n++ ) { |
|
my $tmp=$Concepts->[$n]; |
|
$ConceptData->{$tmp.'.'.$i.'.true'}=0; |
|
$ConceptData->{$tmp.'.'.$i.'.false'}=0; |
|
} |
|
} |
} |
|
$RowData{'_total'} = 1; |
|
my @Foilgrades = split('&',$grading); |
|
my @Foilsubs = split('&',$submission); |
|
for (my $j=0;$j<=$#Foilgrades;$j++) { |
|
my ($foilid,$correct) = split('=',$Foilgrades[$j]); |
|
$foilid = &Apache::lonnet::unescape($foilid); |
|
my (undef,$submission) = split('=',$Foilsubs[$j]); |
|
if ($correct) { |
|
$RowData{$foilid}->{'_correct'}++; |
|
} else { |
|
$submission = &Apache::lonnet::unescape($submission); |
|
$RowData{$foilid}->{$submission}++; |
|
} |
|
$RowData{$foilid}->{'_total'}++; |
|
} |
|
return %RowData; |
} |
} |
|
|
1; |
1; |
|
|
__END__ |
__END__ |