version 1.39, 2003/10/15 21:30:51
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version 1.88, 2004/09/28 20:41:58
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Line 1
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# The LearningOnline Network with CAPA |
# The LearningOnline Network with CAPA |
# |
# |
|
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# $Id$ |
# $Id$ |
# |
# |
# Copyright Michigan State University Board of Trustees |
# Copyright Michigan State University Board of Trustees |
Line 25
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Line 24
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# |
# |
# http://www.lon-capa.org/ |
# http://www.lon-capa.org/ |
# |
# |
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package Apache::lonproblemanalysis; |
package Apache::lonproblemanalysis; |
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use strict; |
use strict; |
Line 35 use Apache::lonhtmlcommon();
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Line 33 use Apache::lonhtmlcommon();
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use Apache::loncoursedata(); |
use Apache::loncoursedata(); |
use Apache::lonstatistics; |
use Apache::lonstatistics; |
use Apache::lonlocal; |
use Apache::lonlocal; |
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use Apache::lonstathelpers(); |
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use Apache::lonstudentsubmissions(); |
use HTML::Entities(); |
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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my $plotcolors = [qw/ |
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#33ff00 |
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#0033cc #990000 #aaaa66 #663399 #ff9933 |
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#66ccff #ff9999 #cccc33 #660000 #33cc66 |
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/]; |
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#[qw/lgreen dgreen dred/]; |
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sub BuildProblemAnalysisPage { |
sub BuildProblemAnalysisPage { |
my ($r,$c)=@_; |
my ($r,$c)=@_; |
$r->print('<h2>'.&mt('Option Response Problem Analysis').'</h2>'); |
# |
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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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# |
$r->print(&CreateInterface()); |
$r->print(&CreateInterface()); |
# |
# |
my @Students = @Apache::lonstatistics::Students; |
my @Students = @Apache::lonstatistics::Students; |
# |
# |
if (exists($ENV{'form.updatecaches'}) || |
if (@Students < 1 && exists($ENV{'form.firstrun'})) { |
(exists($ENV{'form.firstanalysis'}) && |
$r->print('<h2>There are no students in the sections selected</h2>'); |
$ENV{'form.firstanalysis'} ne 'no')) { |
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&Apache::lonstatistics::Gather_Full_Student_Data($r); |
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} |
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if (! exists($ENV{'form.firstanalysis'})) { |
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$r->print('<input type="hidden" name="firstanalysis" value="yes" />'); |
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} else { |
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$r->print('<input type="hidden" name="firstanalysis" value="no" />'); |
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} |
} |
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# |
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my @CacheButtonHTML = |
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&Apache::lonstathelpers::manage_caches($r,'Statistics','stats_status'); |
$r->rflush(); |
$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 $problem_types = '(option)'; |
if (exists($ENV{'form.problemchoice'}) && |
if (exists($ENV{'form.problemchoice'}) && |
! exists($ENV{'form.SelectAnother'})) { |
! exists($ENV{'form.SelectAnother'})) { |
$r->print('<input type="submit" name="ProblemAnalysis" value="'. |
foreach my $button (@SubmitButtons) { |
&mt('Analyze Problem Again').'" />'); |
if ($button->{'name'} eq 'break') { |
$r->print(' 'x5); |
$r->print("<br />\n"); |
$r->print('<input type="submit" name="ClearCache" value="'. |
} else { |
&mt('Clear Caches').'" />'); |
$r->print('<input type="submit" name="'.$button->{'name'}.'" '. |
$r->print(' 'x5); |
'value="'.&mt($button->{'text'}).'" />'); |
$r->print('<input type="submit" name="updatecaches" value="'. |
$r->print(' 'x5); |
&mt('Update Student Data').'" />'); |
} |
$r->print(' 'x5); |
} |
$r->print('<input type="hidden" name="problemchoice" value="'. |
foreach my $html (@CacheButtonHTML) { |
$ENV{'form.problemchoice'}.'" />'); |
$r->print($html.(' 'x5)); |
$r->print('<input type="submit" name="SelectAnother" value="'. |
} |
&mt('Choose a different resource').'" />'); |
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$r->print(' 'x5); |
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# |
# |
$r->print('<hr />'); |
$r->print('<hr />'); |
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$r->rflush(); |
# |
# |
my ($symb,$part,$resid) = &get_problem_symb( |
# Determine which problem we are to analyze |
&Apache::lonnet::unescape($ENV{'form.problemchoice'}) |
my $current_problem = &Apache::lonstathelpers::get_target_from_id |
); |
($ENV{'form.problemchoice'}); |
# |
# |
my $resource = &get_resource_from_symb($symb); |
my ($prev,$curr,$next) = |
if (defined($resource)) { |
&Apache::lonstathelpers::get_prev_curr_next($current_problem, |
my %Data = &get_problem_data($resource->{'src'}); |
$problem_types, |
my $ORdata = $Data{$part.'.'.$resid}; |
'response', |
## |
); |
## Render the problem |
if (exists($ENV{'form.PrevProblemAnalysis'}) && defined($prev)) { |
my $base; |
$current_problem = $prev; |
($base,undef) = ($resource->{'src'} =~ m|(.*/)[^/]*$|); |
} elsif (exists($ENV{'form.NextProblemAnalysis'}) && defined($next)) { |
$base = "http://".$ENV{'SERVER_NAME'}.$base; |
$current_problem = $next; |
my $rendered_problem = |
} else { |
&Apache::lonnet::ssi_body($resource->{'src'}); |
$current_problem = $curr; |
$rendered_problem =~ s/<\s*form\s*/<nop /g; |
} |
$rendered_problem =~ s|(<\s*/form\s*>)|<\/nop>|g; |
# |
$r->print('<table bgcolor="ffffff"><tr><td>'. |
# Store the current problem choice and send it out in the form |
'<base href="'.$base.'" />'. |
$ENV{'form.problemchoice'} = |
$rendered_problem. |
&Apache::lonstathelpers::make_target_id($current_problem); |
'</td></tr></table>'); |
$r->print('<input type="hidden" name="problemchoice" value="'. |
## |
$ENV{'form.problemchoice'}.'" />'); |
## Analyze the problem |
# |
my $PerformanceData = |
if (! defined($current_problem->{'resource'})) { |
&Apache::loncoursedata::get_optionresponse_data |
$r->print('resource is undefined'); |
(\@Students,$symb,$resid); |
} else { |
if (defined($PerformanceData) && |
my $resource = $current_problem->{'resource'}; |
ref($PerformanceData) eq 'ARRAY') { |
$r->print('<h1>'.$resource->{'title'}.'</h1>'); |
if ($ENV{'form.AnalyzeOver'} eq 'Tries') { |
$r->print('<h3>'.$resource->{'src'}.'</h3>'); |
my $analysis_html = &tries_analysis($PerformanceData, |
$r->print(&Apache::lonstathelpers::render_resource($resource)); |
$ORdata); |
$r->rflush(); |
$r->print($analysis_html); |
my %Data = &Apache::lonstathelpers::get_problem_data |
} elsif ($ENV{'form.AnalyzeOver'} eq 'Time') { |
($resource->{'src'}); |
my $analysis_html = &time_analysis($PerformanceData, |
my $problem_data = $Data{$current_problem->{'part'}. |
$ORdata); |
'.'. |
$r->print($analysis_html); |
$current_problem->{'respid'}}; |
} else { |
if ($current_problem->{'resptype'} eq 'option') { |
$r->print('<h2>'. |
&OptionResponseAnalysis($r,$current_problem, |
&mt('The analysis you have selected is '. |
$problem_data, |
'not supported at this time'). |
\@Students); |
'</h2>'); |
} elsif ($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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} |
} |
} |
} else { |
} else { |
$r->print('<h2>'. |
$r->print('<h2>This analysis is not supported</h2>'); |
&mt('There is no student data for this problem.'). |
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'</h2>'); |
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} |
} |
} else { |
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$r->print('resource is undefined'); |
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} |
} |
$r->print('<hr />'); |
$r->print('<hr />'); |
} else { |
} else { |
Line 137 sub BuildProblemAnalysisPage {
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Line 172 sub BuildProblemAnalysisPage {
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&mt('Analyze Problem').'" />'); |
&mt('Analyze Problem').'" />'); |
$r->print(' 'x5); |
$r->print(' 'x5); |
$r->print('<h3>'.&mt('Please select a problem to analyze').'</h3>'); |
$r->print('<h3>'.&mt('Please select a problem to analyze').'</h3>'); |
$r->print(&OptionResponseProblemSelector()); |
$r->print(&Apache::lonstathelpers::ProblemSelector |
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($problem_types)); |
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} |
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} |
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######################################################### |
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######################################################### |
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## |
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## 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{$answer}++; |
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} |
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my @Labels = sort {$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($plot); |
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return; |
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} |
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sub one_dimensional_plot { |
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my ($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 $result; |
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} |
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## |
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## Helper subroutines for <drawimage>. |
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## These should probably go somewhere more suitable soon. |
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sub line { |
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my ($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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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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} |
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sub rectangle { |
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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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sub arc { |
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my ($x,$y,$width,$height,$start,$end,$color,$thickness,$filled)=@_; |
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return qq{<arc x="$x" y="$y" width="$width" height="$height" start="$start" end="$end" color="$color" thickness="$thickness" filled="$filled" />}; |
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} |
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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,$filled); |
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} |
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sub build_student_data_worksheet { |
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my ($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 $worksheet; |
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} |
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######################################################### |
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######################################################### |
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## |
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## Radio Response Routines |
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## |
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######################################################### |
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######################################################### |
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sub RadioResponseAnalysis { |
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my ($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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|
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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 $analysis_html; |
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} |
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|
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sub RR_tries_data_analysis { |
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my ($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 $html; |
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} |
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|
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sub RR_Tries_Foil_Analysis { |
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my ($min,$max,$Foils,$TryData,$problem_data) = @_; |
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my $html; |
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# |
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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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} |
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foreach my $foilid (@$Foils) { |
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if ($total == 0) { |
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push (@PlotData_Correct,0); |
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push (@PlotData_Incorrect,0); |
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} else { |
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if ($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; |
|
my $xlabel = $total.' Submissions'; |
|
$html.= &Apache::loncommon::DrawBarGraph($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 $html; |
} |
} |
|
|
|
|
|
sub get_Radio_problem_data { |
|
my ($url) = @_; |
|
my $Answ=&Apache::lonnet::ssi($url,('grade_target' => 'analyze')); |
|
(my $garbage,$Answ)=split('_HASH_REF__',$Answ,2); |
|
my %Answer = &Apache::lonnet::str2hash($Answ); |
|
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; |
|
} |
|
} |
|
} |
|
return %Partdata; |
|
} |
|
|
######################################################### |
######################################################### |
######################################################### |
######################################################### |
## |
## |
## Misc interface routines use by analysis code |
## 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 { |
|
$r->print('<h2>'. |
|
&mt('The analysis you have selected is '. |
|
'not supported at this time'). |
|
'</h2>'); |
|
} |
|
} |
|
} |
|
} |
|
|
|
######################################################### |
|
# |
|
# Option Response: Tries Analysis |
|
# |
|
######################################################### |
|
sub OR_tries_analysis { |
|
my ($r,$PerformanceData,$ORdata) = @_; |
|
my $mintries = 1; |
|
my $maxtries = $ENV{'form.NumPlots'}; |
|
my ($table,$Foils,$Concepts) = &build_foil_index($ORdata); |
|
my %response_data = &OR_analyze_by_tries($r,$PerformanceData, |
|
$mintries,$maxtries); |
|
my $analysis = ''; |
|
# |
|
# Compute the data necessary to make the plots |
|
my @foil_plot; |
|
my @concept_data; |
|
for (my $j=0;$j<=scalar(@$Concepts);$j++) { |
|
my $concept = $Concepts->[$j]; |
|
foreach my $foilid (@{$concept->{'foils'}}) { |
|
for (my $try=$mintries;$try<=$maxtries;$try++) { |
|
# concept analysis data |
|
$concept_data[$j]->{'_correct'} += |
|
$response_data{$foilid}->[$try]->{'_correct'}; |
|
$concept_data[$j]->{'_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++) { |
|
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]->{'_total'}; |
|
if ($total == 0) { |
|
$concept_plot_data[$j] = 0; |
|
} else { |
|
$concept_plot_data[$j] = 100 * |
|
sprintf('%0.3f', |
|
$concept_data[$j]->{'_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>'.$optionkey.'<td>'. |
|
'</tr>'.$/; |
|
} |
|
$analysis_html .= "</table>\n"; |
|
$table .= $analysis_html; |
|
return $table; |
|
} |
|
|
|
sub OR_analyze_by_tries { |
|
my ($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(@$performance_data)) { |
|
last if (&get_time_from_row($performance_data->[$j]) > $endtime); |
|
} |
|
$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; |
|
my $title; |
|
if ($count == 0) { |
|
$title = 'no submissions'; |
|
} elsif ($count == 1) { |
|
$title = 'one submission'; |
|
} else { |
|
$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 == 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,$incorrect_plot); |
|
} |
|
|
|
sub OR_Concept_Time_Analysis { |
|
my ($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, |
|
$plotcolors, |
|
undef, |
|
\@plotdata); |
|
} |
|
|
|
######################################################### |
|
######################################################### |
|
## |
|
## Excel output |
|
## |
|
######################################################### |
|
######################################################### |
|
sub OR_excel_sheet { |
|
my ($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 $result; |
|
} |
|
|
|
sub OR_build_problem_data_worksheet { |
|
my ($worksheet,$format,$Concepts,$ORdata) = @_; |
|
my $rows_output = 3; |
|
my $cols_output = 0; |
|
$worksheet->write($rows_output++,0,'Problem Structure',$format->{'h3'}); |
|
## |
|
## |
|
my @Headers; |
|
if (@$Concepts > 1) { |
|
@Headers = ("Concept\nNumber",'Concept',"Foil\nNumber", |
|
'Foil Name','Foil Text','Correct value'); |
|
} else { |
|
@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,$string); |
|
} |
|
return 'okay'; |
|
} |
|
|
|
sub OR_build_response_data_worksheet { |
|
my ($worksheet,$format,$performance_data,$Foils,$ORdata)=@_; |
|
my $rows_output = 3; |
|
my $cols_output = 0; |
|
$worksheet->write($rows_output++,0,'Response Data',$format->{'h3'}); |
|
$worksheet->set_column(1,1,20); |
|
$worksheet->set_column(2,2,13); |
|
my @Headers = ('identifier','time','award detail','attempt'); |
|
foreach my $foil (@$Foils) { |
|
push (@Headers,$foil.' submission'); |
|
push (@Headers,$foil.' grading'); |
|
} |
|
$worksheet->write_row($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++; |
|
$cols_output = 0; |
|
} |
|
return; |
|
} |
|
|
sub build_foil_index { |
sub build_foil_index { |
my ($ORdata) = @_; |
my ($ORdata) = @_; |
my %Foildata = %{$ORdata->{'Foils'}}; |
return if (! exists($ORdata->{'_Foils'})); |
|
my %Foildata = %{$ORdata->{'_Foils'}}; |
my @Foils = sort(keys(%Foildata)); |
my @Foils = sort(keys(%Foildata)); |
my %Concepts; |
my %Concepts; |
foreach my $foilid (@Foils) { |
foreach my $foilid (@Foils) { |
push(@{$Concepts{$Foildata{$foilid}->{'Concept'}}}, |
push(@{$Concepts{$Foildata{$foilid}->{'_Concept'}}}, |
$foilid); |
$foilid); |
} |
} |
undef(@Foils); |
undef(@Foils); |
Line 173 sub build_foil_index {
|
Line 1213 sub build_foil_index {
|
eight => 8, |
eight => 8, |
nine => 9, |
nine => 9, |
ten => 10,); |
ten => 10,); |
my $a1 = $a; |
my $a1 = lc($a); |
my $b1 = $b; |
my $b1 = lc($b); |
if (exists($Numbers{lc($a)})) { |
if (exists($Numbers{$a1})) { |
$a1 = $Numbers{lc($a)}; |
$a1 = $Numbers{$a1}; |
} |
} |
if (exists($Numbers{lc($b)})) { |
if (exists($Numbers{$b1})) { |
$b1 = $Numbers{lc($b)}; |
$b1 = $Numbers{$b1}; |
|
} |
|
if (($a1 =~/^\d+$/) && ($b1 =~/^\d+$/)) { |
|
return $a1 <=> $b1; |
|
} else { |
|
return $a1 cmp $b1; |
} |
} |
$a1 cmp $b1; |
|
}; |
}; |
my @Concepts; |
my @Concepts; |
foreach my $concept (sort $sortfunction (keys(%Concepts))) { |
foreach my $concept (sort $sortfunction (keys(%Concepts))) { |
|
if (! defined($Concepts{$concept})) { |
|
$Concepts{$concept}=[]; |
|
# next; |
|
} |
push(@Concepts,{ name => $concept, |
push(@Concepts,{ name => $concept, |
foils => [@{$Concepts{$concept}}]}); |
foils => [@{$Concepts{$concept}}]}); |
push(@Foils,(@{$Concepts{$concept}})); |
push(@Foils,(@{$Concepts{$concept}})); |
Line 217 sub build_foil_index {
|
Line 1265 sub build_foil_index {
|
if (@Concepts > 1) { |
if (@Concepts > 1) { |
$table .= '<tr>'. |
$table .= '<tr>'. |
'<td>'.$conceptindex.'</td>'. |
'<td>'.$conceptindex.'</td>'. |
'<td>'.$concept->{'name'}.'</td>'. |
'<td>'.&HTML::Entities::encode($concept->{'name'},'<>&"').'</td>'. |
'<td>'.$foilindex++.'</td>'. |
'<td>'.$foilindex++.'</td>'. |
'<td>'.$Foildata{$firstfoil}->{'name'}.'</td>'. |
'<td>'.&HTML::Entities::encode($Foildata{$firstfoil}->{'name'},'<>&"').'</td>'. |
'<td>'.$Foildata{$firstfoil}->{'text'}.'</td>'. |
'<td>'.$Foildata{$firstfoil}->{'text'}.'</td>'. |
'<td>'.$Foildata{$firstfoil}->{'value'}.'</td>'. |
'<td>'.&HTML::Entities::encode($Foildata{$firstfoil}->{'value'},'<>&"').'</td>'. |
"</tr>\n"; |
"</tr>\n"; |
} else { |
} else { |
$table .= '<tr>'. |
$table .= '<tr>'. |
'<td>'.$foilindex++.'</td>'. |
'<td>'.$foilindex++.'</td>'. |
'<td>'.$Foildata{$firstfoil}->{'name'}.'</td>'. |
'<td>'.&HTML::Entities::encode($Foildata{$firstfoil}->{'name'},'<>&"').'</td>'. |
'<td>'.$Foildata{$firstfoil}->{'text'}.'</td>'. |
'<td>'.$Foildata{$firstfoil}->{'text'}.'</td>'. |
'<td>'.$Foildata{$firstfoil}->{'value'}.'</td>'. |
'<td>'.&HTML::Entities::encode($Foildata{$firstfoil}->{'value'},'<>&"').'</td>'. |
"</tr>\n"; |
"</tr>\n"; |
} |
} |
foreach my $foilid (@FoilsInConcept) { |
foreach my $foilid (@FoilsInConcept) { |
Line 237 sub build_foil_index {
|
Line 1285 sub build_foil_index {
|
'<td></td>'. |
'<td></td>'. |
'<td></td>'. |
'<td></td>'. |
'<td>'.$foilindex.'</td>'. |
'<td>'.$foilindex.'</td>'. |
'<td>'.$Foildata{$foilid}->{'name'}.'</td>'. |
'<td>'.&HTML::Entities::encode($Foildata{$foilid}->{'name'},'<>&"').'</td>'. |
'<td>'.$Foildata{$foilid}->{'text'}.'</td>'. |
'<td>'.$Foildata{$foilid}->{'text'}.'</td>'. |
'<td>'.$Foildata{$foilid}->{'value'}.'</td>'. |
'<td>'.&HTML::Entities::encode($Foildata{$foilid}->{'value'},'<>&"').'</td>'. |
"</tr>\n"; |
"</tr>\n"; |
} else { |
} else { |
$table .= '<tr>'. |
$table .= '<tr>'. |
'<td>'.$foilindex.'</td>'. |
'<td>'.$foilindex.'</td>'. |
'<td>'.$Foildata{$foilid}->{'name'}.'</td>'. |
'<td>'.&HTML::Entities::encode($Foildata{$foilid}->{'name'},'<>&"').'</td>'. |
'<td>'.$Foildata{$foilid}->{'text'}.'</td>'. |
'<td>'.$Foildata{$foilid}->{'text'}.'</td>'. |
'<td>'.$Foildata{$foilid}->{'value'}.'</td>'. |
'<td>'.&HTML::Entities::encode($Foildata{$foilid}->{'value'},'<>&"').'</td>'. |
"</tr>\n"; |
"</tr>\n"; |
} |
} |
} continue { |
} continue { |
Line 266 sub build_option_index {
|
Line 1314 sub build_option_index {
|
my $table = "<table>\n"; |
my $table = "<table>\n"; |
my $optionindex = 0; |
my $optionindex = 0; |
my @Rows; |
my @Rows; |
foreach my $option ('correct',@{$ORdata->{'Options'}}) { |
foreach my $option (&mt('correct option chosen'),@{$ORdata->{'_Options'}}) { |
push (@Rows, |
push (@Rows, |
'<tr>'. |
'<tr>'. |
'<td bgcolor="'.$plotcolors->[$optionindex++].'">'. |
'<td bgcolor="'.$plotcolors->[$optionindex++].'">'. |
(' 'x4).'</td>'. |
(' 'x4).'</td>'. |
'<td>'.$option.'</td>'. |
'<td>'.&HTML::Entities::encode($option,'<>&"').'</td>'. |
"</tr>\n"); |
"</tr>\n"); |
} |
} |
|
shift(@Rows); # Throw away 'correct option chosen' color |
$table .= join('',reverse(@Rows)); |
$table .= join('',reverse(@Rows)); |
$table .= "</table>\n"; |
$table .= "</table>\n"; |
} |
} |
Line 281 sub build_option_index {
|
Line 1330 sub build_option_index {
|
######################################################### |
######################################################### |
######################################################### |
######################################################### |
## |
## |
## Tries Analysis |
## Generic Interface Routines |
## |
|
######################################################### |
|
######################################################### |
|
sub tries_analysis { |
|
my ($PerformanceData,$ORdata) = @_; |
|
my $mintries = 1; |
|
my $maxtries = $ENV{'form.NumPlots'}; |
|
my ($table,$Foils,$Concepts) = &build_foil_index($ORdata); |
|
if ((@$Concepts < 2) && ($ENV{'form.AnalyzeAs'} ne 'Foils')) { |
|
$table = '<h3>'. |
|
&mt('Not enough data for concept analysis. '. |
|
'Performing Foil Analysis'). |
|
'</h3>'.$table; |
|
$ENV{'form.AnalyzeAs'} = 'Foils'; |
|
} |
|
my %ResponseData = &analyze_option_data_by_tries($PerformanceData, |
|
$mintries,$maxtries); |
|
# |
|
# Compute the data neccessary to make the plots |
|
my @PlotData; # Array which holds the data for each plot |
|
# @{$PlotData[$try]->{'datasetname'}} holds the data for |
|
# try $try with respect to 'datasetname'. The array is |
|
# filled either with per-foil or per-concept data. |
|
my ($extrakey,$xlabel,$ylabel); |
|
if ($ENV{'form.AnalyzeAs'} eq 'Foils') { |
|
$extrakey = &build_option_index($ORdata); |
|
$xlabel = 'Foil Number'; |
|
$ylabel = 'Option Chosen'; |
|
foreach my $foilid (@$Foils) { |
|
for (my $i=$mintries;$i<=$maxtries;$i++) { |
|
foreach my $option ('_correct',@{$ORdata->{'Options'}}) { |
|
push(@{$PlotData[$i]->{'_total'}}, |
|
$ResponseData{$foilid}->[$i]->{'_total'}); |
|
if ($ResponseData{$foilid}->[$i]->{'_total'} == 0) { |
|
push (@{$PlotData[$i]->{$option}},0); |
|
} else { |
|
push (@{$PlotData[$i]->{$option}}, |
|
100 * $ResponseData{$foilid}->[$i]->{$option} / |
|
$ResponseData{$foilid}->[$i]->{'_total'}); |
|
} |
|
} |
|
} |
|
} |
|
} else { |
|
# Concept analysis |
|
# |
|
# Note: we do not bother with characterizing the students incorrect |
|
# answers at the concept level because an incorrect answer for one foil |
|
# may be a correct answer for another foil. |
|
$extrakey = ''; |
|
$xlabel = 'Concept Number'; |
|
$ylabel = 'Percent Correct'; |
|
my %ConceptData; |
|
foreach my $concept (@{$Concepts}) { |
|
for (my $i=$mintries;$i<=$maxtries;$i++) { |
|
# |
|
# Gather the per-attempt data |
|
my $cdata = $ConceptData{$concept}->[$i]; |
|
foreach my $foilid (@{$concept->{'foils'}}) { |
|
$cdata->{'_correct'} += |
|
$ResponseData{$foilid}->[$i]->{'_correct'}; |
|
$cdata->{'_total'} += |
|
$ResponseData{$foilid}->[$i]->{'_total'}; |
|
} |
|
push (@{$PlotData[$i]->{'_total'}},$cdata->{'_total'}); |
|
if ($cdata->{'_total'} == 0) { |
|
push (@{$PlotData[$i]->{'_correct'}},0); |
|
} else { |
|
push (@{$PlotData[$i]->{'_correct'}}, |
|
100*$cdata->{'_correct'}/$cdata->{'_total'}); |
|
} |
|
} |
|
} |
|
} # End of work to fill @PlotData |
|
# |
|
# Build a table for the plots |
|
$table .= "<table>\n"; |
|
my @Plots; |
|
for (my $i=$mintries;$i<=$maxtries;$i++) { |
|
my $minstu = $PlotData[$i]->{'_total'}->[0]; |
|
my $maxstu = $PlotData[$i]->{'_total'}->[0]; |
|
foreach my $count (@{$PlotData[$i]->{'_total'}}) { |
|
if ($minstu > $count) { |
|
$minstu = $count; |
|
} |
|
if ($maxstu < $count) { |
|
$maxstu = $count; |
|
} |
|
} |
|
$maxstu = 0 if (! defined($maxstu)); |
|
$minstu = 0 if (! defined($minstu)); |
|
my $title; |
|
if ($maxstu == $minstu) { |
|
$title = 'Attempt '.$i.', '.$maxstu.' students'; |
|
} else { |
|
$title = 'Attempt '.$i.', '.$minstu.'-'.$maxstu.' students'; |
|
} |
|
my @Datasets; |
|
foreach my $option ('_correct',@{$ORdata->{'Options'}}) { |
|
next if (! exists($PlotData[$i]->{$option})); |
|
push(@Datasets,$PlotData[$i]->{$option}); |
|
} |
|
my $graphlink = &Apache::loncommon::DrawGraph($title, |
|
$xlabel, |
|
$ylabel, |
|
100, |
|
$plotcolors, |
|
@Datasets); |
|
push(@Plots,$graphlink); |
|
} |
|
# |
|
# Should this be something the user can set? Too many dialogs! |
|
while (my $plotlink = shift(@Plots)) { |
|
$table .= '<tr><td>'.$plotlink.'</td><td>'.$extrakey."</td></tr>\n"; |
|
} |
|
$table .= "</table>\n"; |
|
return ($table); |
|
} |
|
|
|
sub analyze_option_data_by_tries { |
|
my ($PerformanceData,$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($row)); |
|
my ($grading,$submission,$time,$tries) = @$row; |
|
next if ($grading eq 'MISSING_ANSWER'); |
|
my @Foilgrades = split('&',$grading); |
|
my @Foilsubs = split('&',$submission); |
|
for (my $numtries = 1; $numtries <= $maxtries; $numtries++) { |
|
if ($tries == $numtries) { |
|
for (my $i=0;$i<=$#Foilgrades;$i++) { |
|
my ($foilid,$correct) = split('=',$Foilgrades[$i]); |
|
my (undef,$submission) = split('=',$Foilsubs[$i]); |
|
$submission = &HTML::Entities::decode($submission); |
|
$submission =~ s/\%20/ /g; |
|
if ($correct) { |
|
$Trydata{$foilid}->[$numtries]->{'_correct'}++; |
|
} else { |
|
$Trydata{$foilid}->[$numtries]->{$submission}++; |
|
} |
|
$Trydata{$foilid}->[$numtries]->{'_total'}++; |
|
} |
|
} |
|
} |
|
} |
|
return %Trydata; |
|
} |
|
|
|
######################################################### |
|
######################################################### |
|
## |
|
## Time Analysis |
|
## |
|
######################################################### |
|
######################################################### |
|
sub time_analysis { |
|
my ($PerformanceData,$ORdata) = @_; |
|
my $num_plots = $ENV{'form.NumPlots'}; |
|
my ($table,$Foils,$Concepts) = &build_foil_index($ORdata); |
|
my $num_data = scalar(@$PerformanceData)-1; |
|
my $percent = sprintf('%2f',100/$num_plots); |
|
my $extratable = ''; |
|
if ($ENV{'form.AnalyzeAs'} eq 'Foils') { |
|
$extratable = &build_option_index($ORdata); |
|
} |
|
$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); |
|
my ($begin_index,$end_index,$plottitle,$plothtml,$data); |
|
if (! defined($starttime) || ! defined($endtime)) { |
|
$begin_index = $i*int($num_data/$num_plots); |
|
$end_index = ($i+1)*int($num_data/$num_plots); |
|
my $lownum = sprintf('%2.1f',$i*$percent); |
|
$lownum =~ s/(\.0)$//; |
|
my $highnum = sprintf('%2.1f',($i+1)*$percent); |
|
$highnum =~ s/(\.0)$//; |
|
$plottitle = $lownum.'% to '.$highnum.'% of submissions'; |
|
} else { |
|
my $j; |
|
while (++$j < scalar(@$PerformanceData)) { |
|
last if ($PerformanceData->[$j]->[2] > $starttime); |
|
} |
|
$begin_index = $j; |
|
while (++$j < scalar(@$PerformanceData)) { |
|
last if ($PerformanceData->[$j]->[2] > $endtime); |
|
} |
|
$end_index = $j; |
|
$plottitle = $ENV{'form.plottitle_'.$i}; |
|
} |
|
($plothtml,$starttime,$endtime,$data) = |
|
&analyze_option_data_by_time($PerformanceData, |
|
$begin_index,$end_index, |
|
$plottitle,$Foils, |
|
$Concepts,$ORdata); |
|
my $startdateform = &Apache::lonhtmlcommon::date_setter |
|
('Statistics','startdate_'.$i,$starttime); |
|
my $enddateform = &Apache::lonhtmlcommon::date_setter |
|
('Statistics','enddate_'.$i,$endtime); |
|
$table.="<tr><td>".$plothtml.'</td><td align="left" valign="top">'. |
|
"<b>Start Time</b>: ".$startdateform."<br />". |
|
"<b>End Time</b> : "." ".$enddateform."<br />". |
|
'<b>Plot Title</b> :'.(" "x3). |
|
'<input type="text" size="30" name="plottitle_'.$i.'" value="'. |
|
&HTML::Entities::encode($plottitle).'" /><br />'.$extratable. |
|
"</td></tr>\n"; |
|
} |
|
$table .="</table>\n"; |
|
return $table; |
|
} |
|
|
|
sub analyze_option_data_by_time { |
|
my ($PerformanceData,$begin_index, |
|
$end_index,$description,$Foils,$Concepts,$ORdata) = @_; |
|
my %TimeData; |
|
# |
|
# Get the start and end times for this segment of the plot |
|
my $starttime = $PerformanceData->[$begin_index]->[2]; |
|
my $endtime = $PerformanceData->[$end_index ]->[2]; |
|
# |
|
# Compute the number getting the foils correct or incorrects |
|
for (my $i=$begin_index;$i<=$end_index;$i++) { |
|
my $row = $PerformanceData->[$i]; |
|
next if (! defined($row)); |
|
my ($grading,$submission,$time,$tries) = @$row; |
|
next if ($grading eq 'MISSING_ANSWER'); |
|
my @Foilgrades = split('&',$grading); |
|
my @Foilsubs = split('&',$submission); |
|
for (my $j=0;$j<=$#Foilgrades;$j++) { |
|
my ($foilid,$correct) = split('=',$Foilgrades[$j]); |
|
my (undef,$submission) = split('=',$Foilsubs[$j]); |
|
if ($correct) { |
|
$TimeData{$foilid}->{'_correct'}++; |
|
} else { |
|
$submission = &HTML::Entities::decode($submission); |
|
$submission =~ s/\%20/ /g; |
|
$TimeData{$foilid}->{$submission}++; |
|
} |
|
$TimeData{$foilid}->{'_total'}++; |
|
} |
|
} |
|
# |
|
# Compute the total and percent correct |
|
my @Plotdata; |
|
my ($xlabel,$ylabel); |
|
if ($ENV{'form.AnalyzeAs'} eq 'Foils') { |
|
$xlabel = 'Foil Number'; |
|
$ylabel = 'Option Chosen'; |
|
foreach my $foil (@$Foils) { |
|
my $total = $TimeData{$foil}->{'_total'}; |
|
my $optionidx = 0; |
|
foreach my $option ('_correct',@{$ORdata->{'Options'}}) { |
|
if ($total > 0) { |
|
push(@{$Plotdata[$optionidx]}, |
|
100 * $TimeData{$foil}->{$option} / $total); |
|
} else { |
|
push(@{$Plotdata[$optionidx]},0); |
|
} |
|
} continue { |
|
$optionidx++; |
|
} |
|
} |
|
} else { |
|
$xlabel = 'Concept Number'; |
|
$ylabel = 'Percent Correct'; |
|
foreach my $concept (@$Concepts) { |
|
my $correct; |
|
my $total; |
|
foreach my $foil (@{$concept->{'foils'}}) { |
|
$correct+=$TimeData{$foil}->{'_correct'}; |
|
$total +=$TimeData{$foil}->{'_total'}; |
|
} |
|
if ($total > 0) { |
|
push(@{$Plotdata[0]},100 * $correct / $total); |
|
} else { |
|
push(@{$Plotdata[0]},0); |
|
} |
|
} |
|
} |
|
# |
|
# Create the plot |
|
my $graphlink = &Apache::loncommon::DrawGraph |
|
($description,#'Time Interval Analysis', |
|
$xlabel, |
|
$ylabel, |
|
100, |
|
$plotcolors, |
|
@Plotdata); |
|
# |
|
return ($graphlink,$starttime,$endtime,\%TimeData); |
|
} |
|
|
|
######################################################### |
|
######################################################### |
|
## |
|
## Interface |
|
## |
## |
######################################################### |
######################################################### |
######################################################### |
######################################################### |
Line 594 sub CreateInterface {
|
Line 1343 sub CreateInterface {
|
## |
## |
## Build the menu |
## Build the menu |
my $Str = ''; |
my $Str = ''; |
|
$Str .= &Apache::lonhtmlcommon::breadcrumbs |
|
(undef,'Detailed Problem Analysis'); |
$Str .= '<table cellspacing="5">'."\n"; |
$Str .= '<table cellspacing="5">'."\n"; |
$Str .= '<tr>'; |
$Str .= '<tr>'; |
$Str .= '<td align="center"><b>'.&mt('Sections').'</b></td>'; |
$Str .= '<td align="center"><b>'.&mt('Sections').'</b></td>'; |
Line 628 sub CreateInterface {
|
Line 1379 sub CreateInterface {
|
{ # These braces are here to organize the code, not scope it. |
{ # These braces are here to organize the code, not scope it. |
{ |
{ |
$Str .= '<nobr>'.&mt('Analyze Over '); |
$Str .= '<nobr>'.&mt('Analyze Over '); |
|
$Str .= &Apache::loncommon::help_open_topic |
|
('Analysis_Analyze_Over'); |
$Str .='<select name="AnalyzeOver" >'; |
$Str .='<select name="AnalyzeOver" >'; |
$Str .= '<option value="Tries" '; |
$Str .= '<option value="Tries" '; |
if (! exists($ENV{'form.AnalyzeOver'}) || |
if (! exists($ENV{'form.AnalyzeOver'}) || |
Line 639 sub CreateInterface {
|
Line 1392 sub CreateInterface {
|
$Str .= '<option value="Time" '; |
$Str .= '<option value="Time" '; |
$Str .= ' selected ' if ($ENV{'form.AnalyzeOver'} eq 'Time'); |
$Str .= ' selected ' if ($ENV{'form.AnalyzeOver'} eq 'Time'); |
$Str .= '>'.&mt('Time').'</option>'; |
$Str .= '>'.&mt('Time').'</option>'; |
$Str .= '</select></nobr><br />'; |
$Str .= '</select>'; |
} |
$Str .= '</nobr><br />'; |
{ |
|
$Str .= '<nobr>'.&mt('Analyze as '); |
|
$Str .='<select name="AnalyzeAs" >'; |
|
$Str .= '<option value="Concepts" '; |
|
if (! exists($ENV{'form.AnalyzeAs'}) || |
|
$ENV{'form.AnalyzeAs'} eq 'Concepts'){ |
|
# Default to Concepts |
|
$Str .= ' selected '; |
|
} |
|
$Str .= '>'.&mt('Concepts').'</option>'; |
|
$Str .= '<option value="Foils" '; |
|
$Str .= ' selected ' if ($ENV{'form.AnalyzeAs'} eq 'Foils'); |
|
$Str .= '>'.&mt('Foils').'</option>'; |
|
$Str .= '</select></nobr><br />'; |
|
} |
} |
{ |
{ |
$Str .= '<br /><nobr>'.&mt('Number of Plots:'); |
$Str .= '<nobr>'.&mt('Number of Plots:'); |
|
$Str .= &Apache::loncommon::help_open_topic |
|
('Analysis_num_plots'); |
$Str .= '<select name="NumPlots">'; |
$Str .= '<select name="NumPlots">'; |
if (! exists($ENV{'form.NumPlots'}) |
if (! exists($ENV{'form.NumPlots'}) |
|| $ENV{'form.NumPlots'} < 1 |
|| $ENV{'form.NumPlots'} < 1 |
Line 669 sub CreateInterface {
|
Line 1410 sub CreateInterface {
|
if ($ENV{'form.NumPlots'} == $i) { $Str.=' selected '; } |
if ($ENV{'form.NumPlots'} == $i) { $Str.=' selected '; } |
$Str .= '>'.$i.'</option>'; |
$Str .= '>'.$i.'</option>'; |
} |
} |
$Str .= '</select></nobr>'; |
$Str .= '</select></nobr><br />'; |
|
} |
|
{ |
|
$Str .= '<nobr>'.&mt('Status: [_1]', |
|
'<input type="text" '. |
|
'name="stats_status" size="60" value="" />' |
|
). |
|
'</nobr><br />'; |
} |
} |
} |
} |
$Str .= '</td>'; |
$Str .= '</td>'; |
Line 677 sub CreateInterface {
|
Line 1425 sub CreateInterface {
|
## |
## |
$Str .= '</tr>'."\n"; |
$Str .= '</tr>'."\n"; |
$Str .= '</table>'."\n"; |
$Str .= '</table>'."\n"; |
return ($Str); |
|
} |
|
|
|
sub OptionResponseProblemSelector { |
|
my $Str; |
|
$Str = "\n<table>\n"; |
|
foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) { |
|
next if ($seq->{'num_assess'}<1); |
|
my $seq_str = ''; |
|
foreach my $res (@{$seq->{'contents'}}) { |
|
next if ($res->{'type'} ne 'assessment'); |
|
foreach my $part (@{$res->{'parts'}}) { |
|
my $partdata = $res->{'partdata'}->{$part}; |
|
if (! exists($partdata->{'option'}) || |
|
$partdata->{'option'} == 0) { |
|
next; |
|
} |
|
for (my $i=0;$i<scalar(@{$partdata->{'ResponseTypes'}});$i++){ |
|
my $respid = $partdata->{'ResponseIds'}->[$i]; |
|
my $resptype = $partdata->{'ResponseTypes'}->[$i]; |
|
if ($resptype eq 'option') { |
|
my $value = &Apache::lonnet::escape($res->{'symb'}.':'.$part.':'.$respid); |
|
my $checked = ''; |
|
if ($ENV{'form.problemchoice'} eq $value) { |
|
$checked = 'checked '; |
|
} |
|
$seq_str .= '<tr><td>'. |
|
'<input type="radio" name="problemchoice" value="'.$value.'" '.$checked.'/>'. |
|
'</td><td>'. |
|
'<a href="'.$res->{'src'}.'">'.$res->{'title'}.'</a> '; |
|
if ($partdata->{'option'} > 1) { |
|
$seq_str .= &mt('response').' '.$respid; |
|
} |
|
$seq_str .= "</td></tr>\n"; |
|
} |
|
} |
|
} |
|
} |
|
if ($seq_str ne '') { |
|
$Str .= '<tr><td> </td><td><b>'.$seq->{'title'}.'</b></td>'. |
|
"</tr>\n".$seq_str; |
|
} |
|
} |
|
$Str .= "</table>\n"; |
|
return $Str; |
return $Str; |
} |
} |
|
|
######################################################### |
######################################################### |
######################################################### |
######################################################### |
## |
## |
## Misc functions |
## Misc Option Response functions |
## |
## |
######################################################### |
######################################################### |
######################################################### |
######################################################### |
sub get_problem_symb { |
sub get_time_from_row { |
my $problemstring = shift(); |
my ($row) = @_; |
my ($symb,$partid,$resid) = ($problemstring=~ /^(.*):([^:]*):([^:]*)$/); |
if (ref($row)) { |
return ($symb,$partid,$resid); |
return $row->[&Apache::loncoursedata::RD_timestamp()]; |
|
} |
|
return undef; |
} |
} |
|
|
sub get_resource_from_symb { |
sub get_tries_from_row { |
my ($symb) = @_; |
my ($row) = @_; |
foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) { |
if (ref($row)) { |
foreach my $res (@{$seq->{'contents'}}) { |
return $row->[&Apache::loncoursedata::RD_tries()]; |
if ($res->{'symb'} eq $symb) { |
|
return $res; |
|
} |
|
} |
|
} |
} |
return undef; |
return undef; |
} |
} |
|
|
## |
sub hashify_attempt { |
## get problem data and put it into a useful data structure. |
my ($row) = @_; |
## note: we must force each foil and option to not begin or end with |
my %attempt; |
## spaces as they are stored without such data. |
$attempt{'tries'} = $row->[&Apache::loncoursedata::RD_tries()]; |
## |
$attempt{'submission'} = $row->[&Apache::loncoursedata::RD_submission()]; |
sub get_problem_data { |
$attempt{'award'} = $row->[&Apache::loncoursedata::RD_awarddetail()]; |
my ($url) = @_; |
$attempt{'timestamp'} = $row->[&Apache::loncoursedata::RD_timestamp()]; |
my $Answ=&Apache::lonnet::ssi($url,('grade_target' => 'analyze')); |
return %attempt; |
(my $garbage,$Answ)=split(/_HASH_REF__/,$Answ,2); |
} |
my %Answer; |
|
%Answer=&Apache::lonnet::str2hash($Answ); |
sub Process_OR_Row { |
my %Partdata; |
my ($row) = @_; |
foreach my $part (@{$Answer{'parts'}}) { |
my %RowData; |
while (my($key,$value) = each(%Answer)) { |
my $student_id = $row->[&Apache::loncoursedata::RD_student_id()]; |
next if ($key !~ /^$part/); |
my $award = $row->[&Apache::loncoursedata::RD_awarddetail()]; |
$key =~ s/^$part\.//; |
my $grading = $row->[&Apache::loncoursedata::RD_response_eval()]; |
if (ref($value) eq 'ARRAY') { |
my $submission = $row->[&Apache::loncoursedata::RD_submission()]; |
if ($key eq 'options') { |
my $time = $row->[&Apache::loncoursedata::RD_timestamp()]; |
for(my $i=0;$i<scalar(@$value);$i++) { |
my $tries = $row->[&Apache::loncoursedata::RD_tries()]; |
$value->[$i]=~ s/(\s*$|^\s*)//g; |
return undef if ($award eq 'MISSING_ANSWER'); |
} |
if ($award =~ /(APPROX_ANS|EXACT_ANS)/) { |
$Partdata{$part}->{'Options'}=$value; |
$RowData{'_correct'} = 1; |
} elsif ($key eq 'concepts') { |
} |
$Partdata{$part}->{'Concepts'}=$value; |
$RowData{'_total'} = 1; |
} elsif ($key =~ /^concept\.(.*)$/) { |
my @Foilgrades = split('&',$grading); |
my $concept = $1; |
my @Foilsubs = split('&',$submission); |
foreach my $foil (@$value) { |
for (my $j=0;$j<=$#Foilgrades;$j++) { |
$foil =~ s/(\s*$|^\s*)//g; |
my ($foilid,$correct) = split('=',$Foilgrades[$j]); |
$Partdata{$part}->{'Foils'}->{$foil}->{'Concept'}= |
$foilid = &Apache::lonnet::unescape($foilid); |
$concept; |
my (undef,$submission) = split('=',$Foilsubs[$j]); |
} |
if ($correct) { |
} |
$RowData{$foilid}->{'_correct'}++; |
} else { |
} else { |
$value =~ s/(\s*$|^\s*)//g; |
$submission = &Apache::lonnet::unescape($submission); |
if ($key=~ /^foil\.text\.(.*)$/) { |
$RowData{$foilid}->{$submission}++; |
my $foil = $1; |
|
$foil =~ s/(\s*$|^\s*)//g; |
|
$Partdata{$part}->{'Foils'}->{$foil}->{'name'}=$foil; |
|
$Partdata{$part}->{'Foils'}->{$foil}->{'text'}=$value; |
|
} elsif ($key =~ /^foil\.value\.(.*)$/) { |
|
my $foil = $1; |
|
$foil =~ s/(\s*$|^\s*)//g; |
|
$Partdata{$part}->{'Foils'}->{$foil}->{'value'}=$value; |
|
} |
|
} |
|
} |
} |
|
$RowData{$foilid}->{'_total'}++; |
} |
} |
return %Partdata; |
return %RowData; |
} |
} |
|
|
1; |
1; |