version 1.34, 2003/10/13 21:12:56
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version 1.77, 2004/03/11 20:11:18
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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 |
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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(); |
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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 $plotcolors = ['#33ff00', |
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'#0033cc', '#990000', '#aaaa66', '#663399', '#ff9933', |
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'#66ccff', '#ff9999', '#cccc33', '#660000', '#33cc66', |
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]; |
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my @SubmitButtons = ({ name => 'PrevProblemAnalysis', |
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text => 'Previous Problem' }, |
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{ name => 'ProblemAnalysis', |
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text => 'Analyze Problem Again' }, |
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{ name => 'NextProblemAnalysis', |
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text => 'Next Problem' }, |
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{ name => 'break'}, |
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{ name => 'ClearCache', |
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text => 'Clear Caches' }, |
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{ name => 'updatecaches', |
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text => 'Update Student Data' }, |
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{ name => 'SelectAnother', |
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text => 'Choose a different Problem' }, |
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{ name => 'ExcelOutput', |
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text => 'Produce Excel Output' }); |
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sub BuildProblemAnalysisPage { |
sub BuildProblemAnalysisPage { |
my ($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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'AnalyzeAs' => '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) { |
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$r->print('<h2>There are no students in the sections selected</h2>'); |
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} |
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# |
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&Apache::loncoursedata::clear_internal_caches(); |
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if (exists($ENV{'form.ClearCache'}) || |
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exists($ENV{'form.updatecaches'}) || |
(exists($ENV{'form.firstanalysis'}) && |
(exists($ENV{'form.firstanalysis'}) && |
$ENV{'form.firstanalysis'} ne 'no')) { |
$ENV{'form.firstanalysis'} ne 'no')) { |
&Apache::lonstatistics::Gather_Full_Student_Data($r); |
&Apache::lonstatistics::Gather_Full_Student_Data($r); |
Line 53 sub BuildProblemAnalysisPage {
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Line 97 sub BuildProblemAnalysisPage {
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} else { |
} else { |
$r->print('<input type="hidden" name="firstanalysis" value="no" />'); |
$r->print('<input type="hidden" name="firstanalysis" value="no" />'); |
} |
} |
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$r->rflush(); |
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# |
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my $problem_types = '(option|radiobutton)'; |
if (exists($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); |
} |
$r->print('<input type="hidden" name="problemchoice" value="'. |
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$ENV{'form.problemchoice'}.'" />'); |
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$r->print('<input type="submit" name="SelectAnother" value="'. |
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&mt('Choose a different resource').'" />'); |
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$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 $rendered_problem = |
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&Apache::lonnet::ssi_body($resource->{'src'}); |
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$rendered_problem =~ s/<\s*form\s*/<nop /g; |
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$rendered_problem =~ s|(<\s*/form\s*>)|<\/nop>|g; |
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$r->print('<table bgcolor="ffffff"><tr><td>'. |
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'<base href="'.$base.'" />'. |
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$rendered_problem. |
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'</td></tr></table>'); |
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## |
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## Analyze the problem |
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my $PerformanceData = |
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&Apache::loncoursedata::get_optionresponse_data |
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(\@Students,$symb,$resid); |
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if (defined($PerformanceData) && |
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ref($PerformanceData) eq 'ARRAY') { |
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if ($ENV{'form.AnalyzeBy'} eq 'Tries') { |
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my $analysis_html = &tries_analysis($PerformanceData, |
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$ORdata); |
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$r->print($analysis_html); |
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} elsif ($ENV{'form.AnalyzeBy'} eq 'Time') { |
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my $analysis_html = &time_analysis($PerformanceData, |
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$ORdata); |
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$r->print($analysis_html); |
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} else { |
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$r->print('<h2>'. |
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&mt('The analysis you have selected is '. |
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'not supported at this time'). |
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'</h2>'); |
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} |
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} else { |
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$r->print('<h2>'. |
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&mt('There is no student data for this problem.'). |
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'</h2>'); |
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} |
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} else { |
} else { |
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$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'})) { |
$r->print('resource is undefined'); |
$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>'.$resource->{'src'}.'</h3>'); |
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$r->print(&Apache::lonstathelpers::render_resource($resource)); |
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$r->rflush(); |
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my %Data = &Apache::lonstathelpers::get_problem_data |
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($resource->{'src'}); |
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my $ProblemData = $Data{$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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$ProblemData, |
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\@Students); |
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} elsif ($current_problem->{'resptype'} eq 'radiobutton') { |
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&RadioResponseAnalysis($r,$current_problem, |
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$ProblemData, |
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\@Students); |
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} elsif ($current_problem->{'resptype'} eq 'numerical') { |
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# if (exists($ENV{'form.ExcelOutput'})) { |
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&Apache::lonstudentsubmissions::prepare_excel_output |
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($r,$current_problem,$ProblemData,\@Students); |
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# } else { |
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# &NumericalResponseAnalysis($r,$current_problem, |
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# $ProblemData,\@Students); |
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# } |
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} else { |
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$r->print('<h2>This analysis is not supported</h2>'); |
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} |
} |
} |
$r->print('<hr />'); |
$r->print('<hr />'); |
} else { |
} else { |
Line 128 sub BuildProblemAnalysisPage {
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Line 177 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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Line 136 sub BuildProblemAnalysisPage {
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Line 186 sub BuildProblemAnalysisPage {
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######################################################### |
######################################################### |
######################################################### |
######################################################### |
## |
## |
## Misc interface routines use by analysis code |
## Numerical Response Routines |
## |
## |
######################################################### |
######################################################### |
######################################################### |
######################################################### |
sub build_foil_index { |
sub NumericalResponseAnalysis { |
my ($ORdata) = @_; |
my ($r,$problem,$ProblemData,$Students) = @_; |
my @Foils = sort(keys(%{$ORdata->{'Foiltext'}})); |
$r->print('<h2>This analysis is not yet supported</h2>'); |
my %Row_Label; |
my ($resource,$respid) = ($problem->{'resource'}, |
foreach my $foilid (@Foils) { |
$problem->{'respid'}); |
my $value = $ORdata->{'Foiltext'}->{$foilid}; |
my $analysis_html; |
$Row_Label{$foilid} = $ORdata->{'Foiltext'}->{$foilid}; |
my $PerformanceData = |
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&Apache::loncoursedata::get_response_data |
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($Students,$resource->{'symb'},$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($analysis_html); |
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return; |
} |
} |
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my ($max,$min) = &GetStudentAnswers($r,$problem,$Students); |
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$r->print('Maximum = '.$max.' Minimum = '.$min); |
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my $max_students = 0; |
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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{$answer}++; |
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if ($max_students < $Data{$answer}) { |
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$max_students = $Data{$answer}; |
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} |
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} |
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foreach (5,10,20,25,50,75,100,150,200,250,500,1000,1500,2000,2500,5000) { |
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if ($max_students < $_) { |
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$max_students = $_; |
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last; |
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} |
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} |
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my @Labels = sort {$a <=> $b } keys(%Data); |
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$r->print('number of labels = '.scalar(@Labels)); |
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my @PlotData = @Data{@Labels}; |
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$r->print('number of PlotData = '.scalar(@PlotData)); |
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my $graph = |
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&Apache::loncommon::DrawXYGraph('Correct Answer Distribution', |
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'Correct Answer', |
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'Number of students', |
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$max_students, |
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undef, |
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\@Labels, |
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[\@PlotData], |
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(xskip=>10)); |
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$r->print($graph); |
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return; |
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} |
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sub GetStudentAnswers { |
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my ($r,$problem,$Students) = @_; |
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my %Answers; |
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my ($resource,$partid,$respid) = ($problem->{'resource'}, |
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$problem->{'part'}, |
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$problem->{'respid'}); |
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# Open progress window |
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my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin |
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($r,'Student Answer Compilation Status', |
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'Student Answer Compilation Progress', scalar(@$Students)); |
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$r->print("<table>\n"); |
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$r->rflush(); |
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foreach my $student (@$Students) { |
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my $sname = $student->{'username'}; |
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my $sdom = $student->{'domain'}; |
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my $answer = &Apache::lonstathelpers::analyze_problem_as_student |
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($resource,$sname,$sdom,$partid,$respid); |
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&Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state, |
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&mt('last student')); |
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$student->{'answer'} = $answer; |
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} |
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$r->print("</table>\n"); |
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$r->rflush(); |
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# close progress window |
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&Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state); |
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return; |
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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,$problem,$ProblemData,$Students) = @_; |
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my ($resource,$respid) = ($problem->{'resource'}, |
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$problem->{'respid'}); |
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my $analysis_html; |
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my $PerformanceData = |
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&Apache::loncoursedata::get_response_data |
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($Students,$resource->{'symb'},$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,$ProblemData); |
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} elsif ($ENV{'form.AnalyzeOver'} eq 'Tries') { |
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$analysis_html .= &RR_Tries_Analysis($r,$problem->{'resource'}, |
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$PerformanceData,$ProblemData); |
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} elsif ($ENV{'form.AnalyzeOver'} eq 'Time') { |
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$analysis_html .= &RR_Time_Analysis($r,$problem->{'resource'}, |
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$PerformanceData,$ProblemData); |
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} else { |
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$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,$ProblemData) = @_; |
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return '<h1>No!</h1>'; |
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} |
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sub RR_Tries_Analysis { |
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my ($r,$resource,$PerformanceData,$ProblemData) = @_; |
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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($ProblemData); |
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if ((! defined($Concepts)) || ((@$Concepts < 2) && |
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($ENV{'form.AnalyzeAs'} ne 'Foils'))) { |
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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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$ENV{'form.AnalyzeAs'} = 'Foils'; |
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} |
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$analysis_html .= $table; |
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my @TryData = &RR_tries_data_analysis($r,$PerformanceData); |
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# if ($ENV{'form.AnalyzeAs'} eq 'Foils') { |
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$analysis_html .= &RR_Tries_Foil_Analysis($mintries,$maxtries,$Foils, |
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\@TryData,$ProblemData); |
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# } else { |
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# $analysis_html = &RR_Tries_Concept_Analysis($mintries,$maxtries, |
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# $Concepts, |
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# \@TryData, |
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# $ProblemData); |
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# } |
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return $analysis_html; |
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} |
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sub RR_tries_data_analysis { |
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my ($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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sub RR_Time_Analysis { |
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my ($r,$PerformanceData,$ProblemData) = @_; |
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my $html; |
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return $html; |
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} |
|
|
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sub RR_Tries_Foil_Analysis { |
|
my ($min,$max,$Foils,$TryData,$ProblemData) = @_; |
|
my $html; |
# |
# |
# Build up the table of row labels. |
# Compute the data neccessary to make the plots |
my $table = '<table border="1" >'."\n"; |
for (my $try=$min;$try<=$max;$try++) { |
$table .= '<tr><th>'.&mt('Foil Number').'</th>'. |
my @PlotData_Correct; |
'<th>'.&mt('Foil Text')."</th></tr>\n"; |
my @PlotData_Incorrect; |
my $index = 1; |
next if ($try > scalar(@{$TryData})); |
foreach my $foilid (@Foils) { |
next if (! defined($TryData->[$try])); |
$table .= '<tr><td>'.$index.'</td>'. |
my %DataSet = %{$TryData->[$try]}; |
'<td>'.$Row_Label{$foilid}."</td></tr>\n"; |
my $total = 0; |
} continue { |
foreach my $foilid (@$Foils) { |
$index++; |
$total += $DataSet{$foilid}; |
|
} |
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foreach my $foilid (@$Foils) { |
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if ($total == 0) { |
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push (@PlotData_Correct,0); |
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push (@PlotData_Incorrect,0); |
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} else { |
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if ($ProblemData->{'_Foils'}->{$foilid}->{'value'} eq 'true') { |
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push (@PlotData_Correct, |
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int(100*$DataSet{$foilid}/$total)); |
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push (@PlotData_Incorrect,0); |
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} else { |
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push (@PlotData_Correct,0); |
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push (@PlotData_Incorrect, |
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int(100*$DataSet{$foilid}/$total)); |
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} |
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} |
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} |
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my $title='Attempt '.$try; |
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my $xlabel = $total.' Submissions'; |
|
$html.= &Apache::loncommon::DrawBarGraph($title, |
|
$xlabel, |
|
'Percent Choosing', |
|
100, |
|
['#33ff00','#ff3300'], |
|
undef, |
|
\@PlotData_Correct, |
|
\@PlotData_Incorrect); |
} |
} |
$table .= "</table>\n"; |
return $html; |
return ($table,@Foils); |
} |
|
|
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sub RR_Tries_Concept_Analysis { |
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my ($min,$max,$Concepts,$ResponseData,$ProblemData) = @_; |
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my $html; |
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return $html; |
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} |
|
|
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sub RR_Time_Foil_Analysis { |
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my ($min,$max,$Foils,$ResponseData,$ProblemData) = @_; |
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my $html; |
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return $html; |
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} |
|
|
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sub RR_Time_Concept_Analysis { |
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my ($min,$max,$Concepts,$ResponseData,$ProblemData) = @_; |
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my $html; |
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return $html; |
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} |
|
|
|
|
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sub get_Radio_problem_data { |
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my ($url) = @_; |
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my $Answ=&Apache::lonnet::ssi($url,('grade_target' => 'analyze')); |
|
(my $garbage,$Answ)=split('_HASH_REF__',$Answ,2); |
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my %Answer = &Apache::lonnet::str2hash($Answ); |
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my %Partdata; |
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foreach my $part (@{$Answer{'parts'}}) { |
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while (my($key,$value) = each(%Answer)) { |
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# if (ref($value) eq 'ARRAY') { |
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# &Apache::lonnet::logthis('is ref part:'.$part.' '.$key.'='.join(',',@$value)); |
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# } else { |
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# &Apache::lonnet::logthis('notref part:'.$part.' '.$key.'='.$value); |
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# } |
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next if ($key !~ /^$part/); |
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$key =~ s/^$part\.//; |
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if ($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; |
} |
} |
|
|
######################################################### |
######################################################### |
######################################################### |
######################################################### |
## |
## |
## Tries Analysis |
## Option Response Routines |
## |
## |
######################################################### |
######################################################### |
######################################################### |
######################################################### |
sub tries_analysis { |
sub OptionResponseAnalysis { |
my ($PerformanceData,$ORdata) = @_; |
my ($r,$problem,$ProblemData,$Students) = @_; |
|
my ($resource,$respid) = ($problem->{'resource'}, |
|
$problem->{'respid'}); |
|
# Note: part data is not needed. |
|
my $PerformanceData = |
|
&Apache::loncoursedata::get_response_data |
|
($Students,$resource->{'symb'},$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, |
|
$ProblemData); |
|
$r->print($result); |
|
$r->rflush(); |
|
} else { |
|
if ($ENV{'form.AnalyzeOver'} eq 'Tries') { |
|
my $analysis_html = &OR_tries_analysis($r, |
|
$PerformanceData, |
|
$ProblemData); |
|
$r->print($analysis_html); |
|
$r->rflush(); |
|
} elsif ($ENV{'form.AnalyzeOver'} eq 'Time') { |
|
my $analysis_html = &OR_time_analysis($PerformanceData, |
|
$ProblemData); |
|
$r->print($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 $mintries = 1; |
my $maxtries = $ENV{'form.NumPlots'}; |
my $maxtries = $ENV{'form.NumPlots'}; |
my %ResponseData = &analyze_option_data_by_tries($PerformanceData, |
my ($table,$Foils,$Concepts) = &build_foil_index($ORdata); |
$mintries,$maxtries); |
if ((@$Concepts < 2) && ($ENV{'form.AnalyzeAs'} ne 'Foils')) { |
my ($table,@Foils) = &build_foil_index($ORdata); |
$table = '<h3>'. |
|
&mt('Not enough data for concept analysis. '. |
|
'Performing Foil Analysis'). |
|
'</h3>'.$table; |
|
$ENV{'form.AnalyzeAs'} = 'Foils'; |
|
} |
|
my %ResponseData = &OR_analyze_by_tries($r,$PerformanceData, |
|
$mintries,$maxtries); |
|
my $analysis = ''; |
|
if ($ENV{'form.AnalyzeAs'} eq 'Foils') { |
|
$analysis = &OR_Tries_Foil_Analysis($mintries,$maxtries,$Concepts, |
|
\%ResponseData,$ORdata); |
|
} else { |
|
$analysis = &OR_Tries_Concept_Analysis($mintries,$maxtries, |
|
$Concepts,\%ResponseData,$ORdata); |
|
} |
|
$table .= $analysis; |
|
return $table; |
|
} |
|
|
|
sub OR_Tries_Foil_Analysis { |
|
my ($mintries,$maxtries,$Concepts,$respdat,$ORdata) = @_; |
|
my %ResponseData = %$respdat; |
|
# |
|
# Compute the data neccessary to make the plots |
|
my @PlotData; |
|
foreach my $concept (@$Concepts) { |
|
foreach my $foilid (@{$concept->{'foils'}}) { |
|
for (my $try=$mintries;$try<=$maxtries;$try++) { |
|
if ($ResponseData{$foilid}->[$try]->{'_total'} == 0) { |
|
push(@{$PlotData[$try]->{'_correct'}},0); |
|
} else { |
|
push(@{$PlotData[$try]->{'_correct'}}, |
|
100*$ResponseData{$foilid}->[$try]->{'_correct'}/ |
|
$ResponseData{$foilid}->[$try]->{'_total'}); |
|
} |
|
foreach my $option (@{$ORdata->{'_Options'}}) { |
|
push(@{$PlotData[$try]->{'_total'}}, |
|
$ResponseData{$foilid}->[$try]->{'_total'}); |
|
if ($ResponseData{$foilid}->[$try]->{'_total'} == 0) { |
|
push (@{$PlotData[$try]->{$option}},0); |
|
} else { |
|
if ($ResponseData{$foilid}->[$try]->{'_total'} == |
|
$ResponseData{$foilid}->[$try]->{'_correct'}) { |
|
push(@{$PlotData[$try]->{$option}},0); |
|
} else { |
|
push (@{$PlotData[$try]->{$option}}, |
|
100 * |
|
$ResponseData{$foilid}->[$try]->{$option} / |
|
($ResponseData{$foilid}->[$try]->{'_total'} |
|
- |
|
$ResponseData{$foilid}->[$try]->{'_correct'} |
|
)); |
|
} |
|
} |
|
} # End of foreach my $option |
|
} |
|
} # End of foreach my $foilid |
|
} # End of foreach my $concept |
|
# |
|
# Build a table for the plots |
|
my $analysis_html = "<table>\n"; |
|
my $optionkey = &build_option_index($ORdata); |
|
for (my $try=$mintries;$try<=$maxtries;$try++) { |
|
my $count = $ResponseData{'_total'}->[$try]; |
|
my $title = 'Submission '.$try.' (N='.$count.')'; |
|
my @Datasets; |
|
foreach my $option ('_correct',@{$ORdata->{'_Options'}}) { |
|
next if (! exists($PlotData[$try]->{$option})); |
|
push(@Datasets,$PlotData[$try]->{$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 $correctgraph = &Apache::loncommon::DrawBarGraph |
|
($title,'Foil Number','Percent Correct', |
|
100,$plotcolors,\@Labels,$Datasets[0]); |
|
$analysis_html.= '<tr><td>'.$correctgraph.'</td>'; |
|
|
|
# |
|
# |
|
next if (! defined($Datasets[0])); |
|
for (my $i=0; $i< scalar(@{$Datasets[0]});$i++) { |
|
$Datasets[0]->[$i]=0; |
|
} |
|
$count = $ResponseData{'_total'}->[$try] - |
|
$ResponseData{'_correct'}->[$try]; |
|
$title = 'Submission '.$try.' (N='.$count.')'; |
|
my $incorrectgraph = &Apache::loncommon::DrawBarGraph |
|
($title,'Foil Number','% Option Chosen Incorrectly', |
|
100,$plotcolors,\@Labels,@Datasets); |
|
$analysis_html.= '<td>'.$incorrectgraph.'</td>'; |
|
$analysis_html.= '<td>'.$optionkey."<td></tr>\n"; |
|
} |
|
$analysis_html .= "</table>\n"; |
|
return $analysis_html; |
|
} |
|
|
|
sub OR_Tries_Concept_Analysis { |
|
my ($mintries,$maxtries,$Concepts,$respdat,$ORdata) = @_; |
|
my %ResponseData = %$respdat; |
|
my $analysis_html = "<table>\n"; |
# |
# |
# Compute the data neccessary to make the plots |
# Compute the data neccessary to make the plots |
my @PlotData; |
my @PlotData; |
my @CumulativePlotData; |
# Concept analysis |
foreach my $foilid (@Foils) { |
# |
|
# 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. |
|
my %ConceptData; |
|
foreach my $concept (@{$Concepts}) { |
for (my $i=$mintries;$i<=$maxtries;$i++) { |
for (my $i=$mintries;$i<=$maxtries;$i++) { |
# |
# |
# Gather the per-attempt data |
# Gather the per-attempt data |
push (@{$PlotData[$i]->{'good'}}, |
my $cdata = $ConceptData{$concept}->[$i]; |
$ResponseData{$foilid}->[$i]->{'percent_corr'}); |
foreach my $foilid (@{$concept->{'foils'}}) { |
push (@{$PlotData[$i]->{'bad'}}, |
$cdata->{'_correct'} += |
100-$ResponseData{$foilid}->[$i]->{'percent_corr'}); |
$ResponseData{$foilid}->[$i]->{'_correct'}; |
# |
$cdata->{'_total'} += |
# Someday we may need the cumulative data and I think |
$ResponseData{$foilid}->[$i]->{'_total'}; |
# this is a neat way of computing it as we go along. |
} |
push (@{$CumulativePlotData[$i]->{'good'}}, |
push (@{$PlotData[$i]->{'_total'}},$cdata->{'_total'}); |
$CumulativePlotData[-1]->{'good'}+ |
if ($cdata->{'_total'} == 0) { |
$ResponseData{$foilid}->[$i]->{'correct'}); |
push (@{$PlotData[$i]->{'_correct'}},0); |
push (@{$CumulativePlotData[$i]->{'bad'}}, |
} else { |
$CumulativePlotData[-1]->{'bad'}+ |
push (@{$PlotData[$i]->{'_correct'}}, |
$ResponseData{$foilid}->[$i]->{'incorrect'}); |
100*$cdata->{'_correct'}/$cdata->{'_total'}); |
|
} |
} |
} |
} |
} |
# |
|
# Build a table for the plots |
# Build a table for the plots |
$table .= "<table>\n"; |
|
my @Plots; |
|
for (my $i=$mintries;$i<=$maxtries;$i++) { |
for (my $i=$mintries;$i<=$maxtries;$i++) { |
my $minstu = $ResponseData{$Foils[0]}->[$i]->{'total'}; |
my $minstu = $PlotData[$i]->{'_total'}->[0]; |
my $maxstu = $ResponseData{$Foils[0]}->[$i]->{'total'}; |
my $maxstu = $PlotData[$i]->{'_total'}->[0]; |
foreach my $foilid (@Foils) { |
foreach my $count (@{$PlotData[$i]->{'_total'}}) { |
if ($minstu > $ResponseData{$foilid}->[$i]->{'total'}) { |
if ($minstu > $count) { |
$minstu = $ResponseData{$foilid}->[$i]->{'total'}; |
$minstu = $count; |
} |
|
if ($maxstu < $ResponseData{$foilid}->[$i]->{'total'}) { |
|
$maxstu = $ResponseData{$foilid}->[$i]->{'total'}; |
|
} |
|
} |
|
$maxstu = 0 if (! $maxstu); |
|
$minstu = 0 if (! $minstu); |
|
my $graphlink; |
|
if ($maxstu == $minstu) { |
|
$graphlink = &Apache::loncommon::DrawGraph |
|
('Attempt '.$i.', '.$maxstu.' students', |
|
'Foil Number', |
|
'Percent Correct', |
|
100, |
|
$PlotData[$i]->{'good'}, |
|
$PlotData[$i]->{'bad'}); |
|
} else { |
|
$graphlink = &Apache::loncommon::DrawGraph |
|
('Attempt '.$i.', '.$minstu.'-'.$maxstu. |
|
' students', |
|
'Foil Number', |
|
'Percent Correct', |
|
100, |
|
$PlotData[$i]->{'good'}, |
|
$PlotData[$i]->{'bad'}); |
|
} |
|
push(@Plots,$graphlink); |
|
} |
|
# |
|
# Should this be something the user can set? Too many dialogs! |
|
my $plots_per_row = 2; |
|
while (my $plotlink = shift(@Plots)) { |
|
$table .= '<tr><td>'.$plotlink.'</td>'; |
|
for (my $i=1;$i<$plots_per_row;$i++) { |
|
if ($plotlink = shift(@Plots)) { |
|
$table .= '<td>'.$plotlink.'</td>'; |
|
} else { |
|
$table .= '<td></td>'; |
|
} |
} |
|
if ($maxstu < $count) { |
|
$maxstu = $count; |
|
} |
|
} |
|
$maxstu = 0 if (! defined($maxstu)); |
|
$minstu = 0 if (! defined($minstu)); |
|
my $title; |
|
my $count = $ResponseData{'_total'}->[$i]; |
|
if ($count == 0) { |
|
$count = 'no submissions'; |
|
} elsif ($count == 1) { |
|
$count = '1 submission'; |
|
} else { |
|
$count = $count.' submissions'; |
} |
} |
$table .= "</tr>\n"; |
$title = 'Attempt '.$i.', '.$count; |
|
my $graphlink = &Apache::loncommon::DrawBarGraph |
|
($title,'Concept Number','Percent Correct', |
|
100,$plotcolors,undef,$PlotData[$i]->{'_correct'}); |
|
$analysis_html.= '<tr><td>'.$graphlink."</td></tr>\n"; |
} |
} |
$table .= "</table>\n"; |
$analysis_html .= "</table>\n"; |
return ($table); |
return $analysis_html; |
} |
} |
|
|
sub analyze_option_data_by_tries { |
sub OR_analyze_by_tries { |
my ($PerformanceData,$mintries,$maxtries) = @_; |
my ($r,$PerformanceData,$mintries,$maxtries) = @_; |
my %Trydata; |
my %Trydata; |
$mintries = 1 if (! defined($mintries) || $mintries < 1); |
$mintries = 1 if (! defined($mintries) || $mintries < 1); |
$maxtries = $mintries if (! defined($maxtries) || $maxtries < $mintries); |
$maxtries = $mintries if (! defined($maxtries) || $maxtries < $mintries); |
foreach my $row (@$PerformanceData) { |
foreach my $row (@$PerformanceData) { |
next if (! defined($row)); |
next if (! defined($row)); |
my ($grading,$submission,$time,$tries) = @$row; |
my $tries = &get_tries_from_row($row); |
my @Foilgrades = split('&',$grading); |
my %Row = &Process_OR_Row($row); |
my @Foilsubs = split('&',$submission); |
next if (! %Row); |
for (my $numtries = 1; $numtries <= $maxtries; $numtries++) { |
while (my ($foilid,$href) = each(%Row)) { |
if ($tries == $numtries) { |
if (! ref($href)) { |
foreach my $foilgrade (@Foilgrades) { |
$Trydata{$foilid}->[$tries] += $href; |
my ($foilid,$correct) = split('=',$foilgrade); |
next; |
if ($correct) { |
} |
$Trydata{$foilid}->[$numtries]->{'correct'}++; |
while (my ($option,$value) = each(%$href)) { |
} else { |
$Trydata{$foilid}->[$tries]->{$option}+=$value; |
$Trydata{$foilid}->[$numtries]->{'incorrect'}++; |
|
} |
|
} |
|
} |
} |
} |
|
} |
|
foreach my $foilid (keys(%Trydata)) { |
|
foreach my $tryhash (@{$Trydata{$foilid}}) { |
|
next if ((! exists($tryhash->{'correct'}) && |
|
! exists($tryhash->{'incorrect'})) || |
|
($tryhash->{'correct'} < 1 && |
|
$tryhash->{'incorrect'} < 1)); |
|
$tryhash->{'total'} = $tryhash->{'correct'} + |
|
$tryhash->{'incorrect'}; |
|
$tryhash->{'percent_corr'} = 100 * |
|
($tryhash->{'correct'} / |
|
($tryhash->{'correct'} + $tryhash->{'incorrect'}) |
|
); |
|
} |
} |
} |
} |
return %Trydata; |
return %Trydata; |
} |
} |
|
|
######################################################### |
######################################################### |
|
# |
|
# Option Response: Time Analysis |
|
# |
######################################################### |
######################################################### |
## |
sub OR_time_analysis { |
## Time Analysis |
|
## |
|
######################################################### |
|
######################################################### |
|
sub time_analysis { |
|
my ($PerformanceData,$ORdata) = @_; |
my ($PerformanceData,$ORdata) = @_; |
|
my ($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 $num_plots = $ENV{'form.NumPlots'}; |
my $num_plots = $ENV{'form.NumPlots'}; |
my ($table,@Foils) = &build_foil_index($ORdata); |
|
my $num_data = scalar(@$PerformanceData)-1; |
my $num_data = scalar(@$PerformanceData)-1; |
my $percent = sprintf('%2f',100/$num_plots); |
my $percent = sprintf('%2f',100/$num_plots); |
|
# |
|
$table .= "<table>\n"; |
for (my $i=0;$i<$num_plots;$i++) { |
for (my $i=0;$i<$num_plots;$i++) { |
|
## |
my $starttime = &Apache::lonhtmlcommon::get_date_from_form |
my $starttime = &Apache::lonhtmlcommon::get_date_from_form |
('startdate_'.$i); |
('startdate_'.$i); |
my $endtime = &Apache::lonhtmlcommon::get_date_from_form |
my $endtime = &Apache::lonhtmlcommon::get_date_from_form |
('enddate_'.$i); |
('enddate_'.$i); |
my ($begin_index,$end_index,$plottitle,$plothtml,$data); |
|
if (! defined($starttime) || ! defined($endtime)) { |
if (! defined($starttime) || ! defined($endtime)) { |
$begin_index = $i*int($num_data/$num_plots); |
my $sec_in_day = 86400; |
$end_index = ($i+1)*int($num_data/$num_plots); |
my $last_sub_time = &get_time_from_row($PerformanceData->[-1]); |
my $lownum = sprintf('%2.1f',$i*$percent); |
my ($sday,$smon,$syear); |
$lownum =~ s/(\.0)$//; |
(undef,undef,undef,$sday,$smon,$syear) = |
my $highnum = sprintf('%2.1f',($i+1)*$percent); |
localtime($last_sub_time - $sec_in_day*$i); |
$highnum =~ s/(\.0)$//; |
$starttime = &Time::Local::timelocal(0,0,0,$sday,$smon,$syear); |
$plottitle = $lownum.'% to '.$highnum.'% of submissions'; |
$endtime = $starttime + $sec_in_day; |
} else { |
if ($i == ($num_plots -1 )) { |
my $j; |
$starttime = &get_time_from_row($PerformanceData->[0]); |
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; |
|
$plottitle = 'Tries plot '.$i; |
|
} |
|
|
|
($plothtml,$starttime,$endtime,$data) = |
|
&analyze_option_data_by_time($PerformanceData, |
|
$begin_index,$end_index, |
|
$plottitle, |
|
@Foils); |
|
my $startdateform = &Apache::lonhtmlcommon::date_setter |
my $startdateform = &Apache::lonhtmlcommon::date_setter |
('Statistics','startdate_'.$i,$starttime); |
('Statistics','startdate_'.$i,$starttime); |
my $enddateform = &Apache::lonhtmlcommon::date_setter |
my $enddateform = &Apache::lonhtmlcommon::date_setter |
('Statistics','enddate_'.$i,$endtime); |
('Statistics','enddate_'.$i,$endtime); |
$plothtml.= "<br />\n". |
# |
"<b>Start Time</b>: "." ".$startdateform."<br />\n". |
my $begin_index; |
"<b>End Time</b> : "." ".$enddateform."<br />\n"; |
my $end_index; |
$table.=$plothtml; |
my $j; |
|
while (++$j < scalar(@$PerformanceData)) { |
|
last if (&get_time_from_row($PerformanceData->[$j]) |
|
> $starttime); |
|
} |
|
$begin_index = $j; |
|
while (++$j < scalar(@$PerformanceData)) { |
|
last if (&get_time_from_row($PerformanceData->[$j]) > $endtime); |
|
} |
|
$end_index = $j; |
|
## |
|
my $interval = { |
|
begin_index => $begin_index, |
|
end_index => $end_index, |
|
startdateform => $startdateform, |
|
enddateform => $enddateform, |
|
}; |
|
if ($ENV{'form.AnalyzeAs'} eq 'Foils') { |
|
$table .= &OR_Foil_Time_Analysis($PerformanceData,$ORdata,$Foils, |
|
$interval); |
|
} else { |
|
$table .= &OR_Concept_Time_Analysis($PerformanceData,$ORdata, |
|
$Concepts,$interval); |
|
} |
} |
} |
|
# |
return $table; |
return $table; |
} |
} |
|
|
sub analyze_option_data_by_time { |
sub OR_Foil_Time_Analysis { |
my ($PerformanceData,$begin_index,$end_index,$description,@Foils) = @_; |
my ($PerformanceData,$ORdata,$Foils,$interval) = @_; |
|
my $analysis_html; |
|
my $foilkey = &build_option_index($ORdata); |
|
my ($begin_index,$end_index) = ($interval->{'begin_index'}, |
|
$interval->{'end_index'}); |
my %TimeData; |
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 |
# Compute the number getting the foils correct or incorrects |
for (my $i=$begin_index;$i<=$end_index;$i++) { |
for (my $j=$begin_index;$j<=$end_index;$j++) { |
my $row = $PerformanceData->[$i]; |
my $row = $PerformanceData->[$j]; |
next if (! defined($row)); |
next if (! defined($row)); |
my ($grading,$submission,$time,$tries) = @$row; |
my %Row = &Process_OR_Row($row); |
my @Foilgrades = split('&',$grading); |
while (my ($foilid,$href) = each(%Row)) { |
my @Foilsubs = split('&',$submission); |
if (! ref($href)) { |
foreach my $foilgrade (@Foilgrades) { |
$TimeData{$foilid} += $href; |
my ($foilid,$correct) = split('=',$foilgrade); |
next; |
if ($correct) { |
} |
$TimeData{$foilid}->{'correct'}++; |
while (my ($option,$value) = each(%$href)) { |
|
$TimeData{$foilid}->{$option}+=$value; |
|
} |
|
} |
|
} |
|
my @Plotdata; |
|
foreach my $foil (@$Foils) { |
|
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'}; |
|
my $optionidx = 1; |
|
foreach my $option (@{$ORdata->{'_Options'}}) { |
|
if ($total_incorrect == 0) { |
|
push(@{$Plotdata[$optionidx]},0); |
} else { |
} else { |
$TimeData{$foilid}->{'incorrect'}++; |
push(@{$Plotdata[$optionidx]}, |
|
100 * $TimeData{$foil}->{$option} / $total_incorrect); |
} |
} |
|
} continue { |
|
$optionidx++; |
} |
} |
} |
} |
# |
# |
# Compute the total and percent correct |
# Create the plot |
my @Plotdata1; |
my $count = $end_index-$begin_index; |
my @Plotdata2; |
my $title; |
foreach my $foilid (@Foils) { |
if ($count == 0) { |
if (! exists($TimeData{$foilid}->{'correct'})) { |
$title = 'no submissions'; |
$TimeData{$foilid}->{'correct'} = 0; |
} elsif ($count == 1) { |
|
$title = 'one submission'; |
|
} else { |
|
$title = $count.' submissions'; |
|
} |
|
my $correctplot = &Apache::loncommon::DrawBarGraph($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 $incorrectplot = &Apache::loncommon::DrawBarGraph($title, |
|
'Foil Number', |
|
'Incorrect Option Choice', |
|
100, |
|
$plotcolors, |
|
undef, |
|
@Plotdata); |
|
$analysis_html.='<tr>'. |
|
'<td>'.$correctplot.'</td>'. |
|
'<td>'.$incorrectplot.'</td>'. |
|
'<td align="left" valign="top">'.$foilkey.'</td>'."</tr>\n"; |
|
$analysis_html.= '<tr>'.'<td colspan="3">'. |
|
'<b>Start Time</b>:'. |
|
' '.$interval->{'startdateform'}.'<br />'. |
|
'<b>End Time</b> : '. |
|
' '.$interval->{'enddateform'}.'<br />'. |
|
# '<b>Plot Title</b> :'. |
|
# (" "x3).$interval->{'titleform'}. |
|
'</td>'. |
|
"</tr>\n"; |
|
return $analysis_html; |
|
} |
|
|
|
sub OR_Concept_Time_Analysis { |
|
my ($PerformanceData,$ORdata,$Concepts,$interval) = @_; |
|
my $analysis_html; |
|
## |
|
## Determine starttime, endtime, startindex, endindex |
|
my ($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 = $PerformanceData->[$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; |
|
} |
} |
} |
if (! exists($TimeData{$foilid}->{'incorrect'})) { |
} |
$TimeData{$foilid}->{'incorrect'} = 0; |
# |
|
# 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); |
} |
} |
$TimeData{$foilid}->{'total'} = $TimeData{$foilid}->{'correct'} + |
|
$TimeData{$foilid}->{'incorrect'}; |
|
$TimeData{$foilid}->{'percent_corr'} = 100 * |
|
$TimeData{$foilid}->{'correct'} / |
|
$TimeData{$foilid}->{'total'}; |
|
push (@Plotdata1, $TimeData{$foilid}->{'percent_corr'}); |
|
push (@Plotdata2,100-$TimeData{$foilid}->{'percent_corr'}); |
|
} |
} |
# |
# |
# Create the plot |
# Create the plot |
my $graphlink = &Apache::loncommon::DrawGraph |
my $title = ($end_index - $begin_index).' submissions'; |
($description,#'Time Interval Analysis', |
my $correctplot = &Apache::loncommon::DrawBarGraph($title, |
'Foil Number', |
'Concept Number', |
'Percent Correct / Incorrect', |
'Percent Correct', |
100, |
100, |
\@Plotdata1,\@Plotdata2); |
$plotcolors, |
|
undef, |
|
\@Plotdata); |
|
$analysis_html.='<tr>'. |
|
'<td>'.$correctplot.'</td>'. |
|
'<td align="left" valign="top">'. |
|
'<b>Start Time</b>: '.$interval->{'startdateform'}.'<br />'. |
|
'<b>End Time</b> : '. |
|
' '.$interval->{'enddateform'}.'<br />'. |
|
# '<b>Plot Title</b> :'.(" "x3). |
|
# $interval->{'titleform'}. |
|
'</td>'. |
|
"</tr>\n"; |
|
return $analysis_html; |
|
} |
|
|
|
######################################################### |
|
######################################################### |
|
## |
|
## Excel output |
|
## |
|
######################################################### |
|
######################################################### |
|
sub OR_excel_sheet { |
|
my ($r,$resource,$PerformanceData,$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, |
|
$PerformanceData,$Foils, |
|
$ORdata); |
|
if ($result ne 'okay') { |
|
# Do something useful |
|
} |
|
$response_data_sheet->activate(); |
|
# |
|
# Close the excel file |
|
$workbook->close(); |
# |
# |
return ($graphlink,$starttime,$endtime,\%TimeData); |
# 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,$format,$PerformanceData,$Foils,$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 $row (@$PerformanceData) { |
|
next if (! defined($row)); |
|
my ($student,$award,$grading,$submission,$time,$tries) = @$row; |
|
my @Foilgrades = split('&',$grading); |
|
my @Foilsubs = split('&',$submission); |
|
my %ResponseData; |
|
for (my $j=0;$j<=$#Foilgrades;$j++) { |
|
my ($foilid,$correct) = split('=',$Foilgrades[$j]); |
|
my (undef,$submission) = split('=',$Foilsubs[$j]); |
|
$submission = &Apache::lonnet::unescape($submission); |
|
$ResponseData{$foilid.' submission'}=$submission; |
|
$ResponseData{$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++, |
|
$ResponseData{$foilid.' submission'}); |
|
$worksheet->write($rows_output,$cols_output++, |
|
$ResponseData{$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)); |
|
$table .= "</table>\n"; |
|
} |
|
|
######################################################### |
######################################################### |
######################################################### |
######################################################### |
## |
## |
## Interface |
## Generic Interface Routines |
## |
## |
######################################################### |
######################################################### |
######################################################### |
######################################################### |
sub CreateInterface { |
sub CreateInterface { |
## |
## |
## Environment variable initialization |
## Environment variable initialization |
if (! exists$ENV{'form.AnalyzeBy'}) { |
if (! exists$ENV{'form.AnalyzeOver'}) { |
$ENV{'form.AnalyzeBy'} = 'Tries'; |
$ENV{'form.AnalyzeOver'} = 'Tries'; |
} |
} |
## |
## |
## 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 456 sub CreateInterface {
|
Line 1346 sub CreateInterface {
|
}; |
}; |
&Apache::lonstatistics::MapSelect('Maps','multiple,all',5, |
&Apache::lonstatistics::MapSelect('Maps','multiple,all',5, |
$only_seq_with_assessments); |
$only_seq_with_assessments); |
# $Str .= '</td>'; |
## |
# |
## |
$Str .= '<td>'; |
$Str .= '<td>'; |
$Str .= '<nobr>'.&mt('Analyze By '); |
{ # These braces are here to organize the code, not scope it. |
$Str .='<select name="AnalyzeBy" >'; |
{ |
# |
$Str .= '<nobr>'.&mt('Analyze Over '); |
$Str .= '<option value="Tries" '; |
$Str .= &Apache::loncommon::help_open_topic |
if (! exists($ENV{'form.AnalyzeBy'}) || $ENV{'form.AnalyzeBy'} eq 'Tries'){ |
('Analysis_Analyze_Over'); |
# Default to Tries |
$Str .='<select name="AnalyzeOver" >'; |
$Str .= ' selected '; |
$Str .= '<option value="Tries" '; |
} |
if (! exists($ENV{'form.AnalyzeOver'}) || |
$Str .= '>'.&mt('Tries').'</option>'; |
$ENV{'form.AnalyzeOver'} eq 'Tries'){ |
# |
# Default to Tries |
$Str .= '<option value="Time" '; |
$Str .= ' selected '; |
$Str .= ' selected ' if ($ENV{'form.AnalyzeBy'} eq 'Time'); |
|
$Str .= '>'.&mt('Time').'</option>'; |
|
$Str .= '</select></nobr><br />'; |
|
# |
|
$Str .= '<br /><nobr>'.&mt('Number of Plots:'); |
|
$Str .= '<select name="NumPlots">'; |
|
if (! exists($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) { |
|
$Str .= '<option value="'.$i.'" '; |
|
if ($ENV{'form.NumPlots'} == $i) { $Str.=' selected '; } |
|
$Str .= '>'.$i.'</option>'; |
|
} |
|
$Str .= '</select></nobr>'; |
|
$Str .= '</td>'; |
|
# |
|
$Str .= '</tr>'."\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'}}) { |
|
# &Apache::lonnet::logthis('checking '.$res->{'title'}); |
|
next if ($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"; |
|
} |
|
} |
|
} |
} |
|
$Str .= '>'.&mt('Tries').'</option>'; |
|
$Str .= '<option value="Time" '; |
|
$Str .= ' selected ' if ($ENV{'form.AnalyzeOver'} eq 'Time'); |
|
$Str .= '>'.&mt('Time').'</option>'; |
|
$Str .= '</select>'; |
|
$Str .= '</nobr><br />'; |
} |
} |
if ($seq_str ne '') { |
{ |
$Str .= '<tr><td> </td><td><b>'.$seq->{'title'}.'</b></td>'. |
$Str .= '<nobr>'.&mt('Analyze as '); |
"</tr>\n".$seq_str; |
$Str .= &Apache::loncommon::help_open_topic |
|
('Analysis_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 .= &Apache::loncommon::help_open_topic |
|
('Analysis_num_plots'); |
|
$Str .= '<select name="NumPlots">'; |
|
if (! exists($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) { |
|
$Str .= '<option value="'.$i.'" '; |
|
if ($ENV{'form.NumPlots'} == $i) { $Str.=' selected '; } |
|
$Str .= '>'.$i.'</option>'; |
|
} |
|
$Str .= '</select></nobr>'; |
} |
} |
} |
} |
$Str .= "</table>\n"; |
$Str .= '</td>'; |
|
## |
|
## |
|
$Str .= '</tr>'."\n"; |
|
$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 $res; |
|
} |
|
} |
|
} |
} |
return undef; |
return undef; |
} |
} |
|
|
sub get_problem_data { |
sub hashify_attempt { |
my ($url) = @_; |
my ($row) = @_; |
# my $Answ=&Apache::lonnet::ssi($URI,('grade_target' => 'analyze', |
my %attempt; |
# 'grade_username' => $sname, |
$attempt{'tries'} = $row->[&Apache::loncoursedata::RD_tries()]; |
# 'grade_domain' => $sdom, |
$attempt{'submission'} = $row->[&Apache::loncoursedata::RD_submission()]; |
# 'grade_courseid' => $cid, |
$attempt{'award'} = $row->[&Apache::loncoursedata::RD_awarddetail()]; |
# 'grade_symb' => $symb)); |
$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 { |
# &Apache::lonnet::logthis('keys of %Answer = '.join(', ',(keys(%Answer)))); |
my ($row) = @_; |
# &Apache::lonnet::logthis('$Answer{parts} = '. |
my %RowData; |
# join(', ',@{$Answer{'parts'}})); |
my $student_id = $row->[&Apache::loncoursedata::RD_student_id()]; |
my %Partdata; |
my $award = $row->[&Apache::loncoursedata::RD_awarddetail()]; |
foreach my $part (@{$Answer{'parts'}}) { |
my $grading = $row->[&Apache::loncoursedata::RD_response_eval()]; |
while (my($key,$value) = each(%Answer)) { |
my $submission = $row->[&Apache::loncoursedata::RD_submission()]; |
next if ($key !~ /^$part/); |
my $time = $row->[&Apache::loncoursedata::RD_timestamp()]; |
$key =~ s/^$part\.//; |
my $tries = $row->[&Apache::loncoursedata::RD_tries()]; |
if (ref($value) eq 'ARRAY') { |
return undef if ($award eq 'MISSING_ANSWER'); |
if ($key eq 'options') { |
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++) { |
$Partdata{$part}->{$foil}->{'Concept'}=$concept; |
my ($foilid,$correct) = split('=',$Foilgrades[$j]); |
} |
$foilid = &Apache::lonnet::unescape($foilid); |
} |
my (undef,$submission) = split('=',$Foilsubs[$j]); |
# &Apache::lonnet::logthis($part.' '.$key.' (array) = '. |
if ($correct) { |
# join(', ',@$value)); |
$RowData{$foilid}->{'_correct'}++; |
} else { |
} else { |
$value =~ s/^\s*//g; |
$submission = &Apache::lonnet::unescape($submission); |
$value =~ s/\s*$//g; |
$RowData{$foilid}->{$submission}++; |
if ($key=~ /^foil\.text\.(.*)$/) { |
|
my $foil = $1; |
|
$Partdata{$part}->{'Foiltext'}->{$foil}=$value; |
|
} elsif ($key =~ /^foil\.value\.(.*)$/) { |
|
my $foil = $1; |
|
$Partdata{$part}->{'FoilValues'}->{$foil}=$value; |
|
} |
|
# &Apache::lonnet::logthis($part.' '.$key.' = '.$value); |
|
} |
|
} |
} |
|
$RowData{$foilid}->{'_total'}++; |
} |
} |
|
return %RowData; |
# my $parts=''; |
|
# foreach my $elm (@{$Answer{"parts"}}) { |
|
# $parts.="$elm,"; |
|
# } |
|
# chop($parts); |
|
# my $conc=''; |
|
# foreach my $elm (@{$Answer{"$parts.concepts"}}) { |
|
# $conc.="$elm@"; |
|
# } |
|
# chop($conc); |
|
# |
|
# @Concepts=split(/\@/,$conc); |
|
# foreach my $concept (@{$Answer{"$parts.concepts"}}) { |
|
# foreach my $foil (@{$Answer{"$parts.concept.$concept"}}) { |
|
# $foil_to_concept{$foil} = $concept; |
|
# #$ConceptData{$foil} = $Answer{"$parts.foil.value.$foil"}; |
|
# } |
|
# } |
|
# return $symb; |
|
return %Partdata; |
|
} |
} |
|
|
1; |
1; |