loncom/interface/statistics/lonproblemanalysis.pm - diff

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Diff for /loncom/interface/statistics/lonproblemanalysis.pm between versions 1.46 and 1.62

version 1.46, 2003/10/24 13:38:06	version 1.62, 2004/01/28 14:53:34
Line 24	Line 24
#	#
# http://www.lon-capa.org/	# http://www.lon-capa.org/
#	#

package Apache::lonproblemanalysis;	package Apache::lonproblemanalysis;

use strict;	use strict;
Line 34 use Apache::lonhtmlcommon();	Line 33 use Apache::lonhtmlcommon();
use Apache::loncoursedata();	use Apache::loncoursedata();
use Apache::lonstatistics;	use Apache::lonstatistics;
use Apache::lonlocal;	use Apache::lonlocal;
	use Apache::lonstathelpers;
use HTML::Entities();	use HTML::Entities();
use Time::Local();	use Time::Local();
use Spreadsheet::WriteExcel();	use Spreadsheet::WriteExcel();
Line 43 my $plotcolors = ['#33ff00',	Line 43 my $plotcolors = ['#33ff00',
'#66ccff', '#ff9999', '#cccc33', '#660000', '#33cc66',	'#66ccff', '#ff9999', '#cccc33', '#660000', '#33cc66',
];	];

my @SubmitButtons = ({ name => 'ProblemAnalyis',	my @SubmitButtons = ({ name => 'PrevProblemAnalysis',
	text => 'Previous Problem' },
	{ name => 'ProblemAnalysis',
text => 'Analyze Problem Again' },	text => 'Analyze Problem Again' },
	{ name => 'NextProblemAnalysis',
	text => 'Next Problem' },
	{ name => 'break'},
{ name => 'ClearCache',	{ name => 'ClearCache',
text => 'Clear Caches' },	text => 'Clear Caches' },
{ name => 'updatecaches',	{ name => 'updatecaches',
text => 'Update Student Data' },	text => 'Update Student Data' },
{ name => 'SelectAnother',	{ name => 'SelectAnother',
text => 'Choose a different resource' },	text => 'Choose a different Problem' },
{ name => 'ExcelOutput',	{ name => 'ExcelOutput',
text => 'Produce Excel Output' });	text => 'Produce Excel Output' });

sub render_resource {
my ($resource) = @_;
##
## Render the problem
my $base;
($base,undef) = ($resource->{'src'} =~ m\|(./)[^/]$\|);
$base = "http://".$ENV{'SERVER_NAME'}.$base;
my $rendered_problem =
&Apache::lonnet::ssi_body($resource->{'src'});
$rendered_problem =~ s/<\sform\s/<nop /g;
$rendered_problem =~ s\|(<\s/form\s>)\|<\/nop>\|g;
return '<table bgcolor="ffffff"><tr><td>'.
'<base href="'.$base.'" />'.
$rendered_problem.
'</td></tr></table>';
}

sub BuildProblemAnalysisPage {	sub BuildProblemAnalysisPage {
my ($r,$c)=@_;	my ($r,$c)=@_;
$r->print('<h2>'.&mt('Option Response Problem Analysis').'</h2>');	#
	my %Saveable_Parameters = ('Status' => 'scalar',
	'Section' => 'array',
	'NumPlots' => 'scalar',
	'AnalyzeAs' => 'scalar',
	'AnalyzeOver' => 'scalar',
	);
	&Apache::loncommon::store_course_settings('problem_analysis',
	\%Saveable_Parameters);
	&Apache::loncommon::restore_course_settings('problem_analysis',
	\%Saveable_Parameters);
	#
	&Apache::lonstatistics::PrepareClasslist();
	#
	$r->print('<h2>'.&mt('Detailed Problem Analysis').'</h2>');
$r->print(&CreateInterface());	$r->print(&CreateInterface());
#	#
my @Students = @Apache::lonstatistics::Students;	my @Students = @Apache::lonstatistics::Students;
Line 99 sub BuildProblemAnalysisPage {	Line 102 sub BuildProblemAnalysisPage {
if (exists($ENV{'form.problemchoice'}) &&	if (exists($ENV{'form.problemchoice'}) &&
! exists($ENV{'form.SelectAnother'})) {	! exists($ENV{'form.SelectAnother'})) {
foreach my $button (@SubmitButtons) {	foreach my $button (@SubmitButtons) {
$r->print('<input type="submit" name="'.$button->{'name'}.'" '.	if ($button->{'name'} eq 'break') {
'value="'.&mt($button->{'text'}).'" />');	$r->print("<br />\n");
$r->print(' 'x5);	} else {
	$r->print('<input type="submit" name="'.$button->{'name'}.'" '.
	'value="'.&mt($button->{'text'}).'" />');
	$r->print(' 'x5);
	}
}	}
$r->print('<input type="hidden" name="problemchoice" value="'.
$ENV{'form.problemchoice'}.'" />');
#	#
$r->print('<hr />');	$r->print('<hr />');
#
my ($symb,$part,$resid) = &get_problem_symb(
&Apache::lonnet::unescape($ENV{'form.problemchoice'}));
$r->rflush();	$r->rflush();
#	#
my $resource = &get_resource_from_symb($symb);	# Determine which problem we are to analyze
if (! defined($resource)) {	my $current_problem = &Apache::lonstathelpers::get_target_from_id
	($ENV{'form.problemchoice'});
	#
	my ($prev,$curr,$next) =
	&Apache::lonstathelpers::get_prev_curr_next($current_problem,
	'(option\|radiobutton)',
	'response',
	);
	if (exists($ENV{'form.PrevProblemAnalysis'}) && defined($prev)) {
	$current_problem = $prev;
	} elsif (exists($ENV{'form.NextProblemAnalysis'}) && defined($next)) {
	$current_problem = $next;
	} else {
	$current_problem = $curr;
	}
	#
	# Store the current problem choice and send it out in the form
	$ENV{'form.problemchoice'} =
	&Apache::lonstathelpers::make_target_id($current_problem);
	$r->print('<input type="hidden" name="problemchoice" value="'.
	$ENV{'form.problemchoice'}.'" />');
	#
	if (! defined($current_problem->{'resource'})) {
$r->print('resource is undefined');	$r->print('resource is undefined');
} else {	} else {
	my $resource = $current_problem->{'resource'};
$r->print('<h1>'.$resource->{'title'}.'</h1>');	$r->print('<h1>'.$resource->{'title'}.'</h1>');
$r->print('<h3>'.$resource->{'src'}.'</h3>');	$r->print('<h3>'.$resource->{'src'}.'</h3>');
	$r->print(&Apache::lonstathelpers::render_resource($resource));
$r->rflush();	$r->rflush();
my %Data = &get_problem_data($resource->{'src'});	my %Data = &get_problem_data($resource->{'src'});
my $ProblemData = $Data{$part.'.'.$resid};	my $ProblemData = $Data{$current_problem->{'part'}.
&OptionResponseAnalysis($r,$resource,$resid,$ProblemData,	'.'.
\@Students);	$current_problem->{'respid'}};
	if ($current_problem->{'resptype'} eq 'option') {
	&OptionResponseAnalysis($r,$current_problem,
	$ProblemData,
	\@Students);
	} elsif ($current_problem->{'resptype'} eq 'radiobutton') {
	&RadioResponseAnalysis($r,$current_problem,
	$ProblemData,
	\@Students);
	} else {
	$r->print('<h2>This analysis is not supported</h2>');
	}
}	}
$r->print('<hr />');	$r->print('<hr />');
} else {	} else {
Line 130 sub BuildProblemAnalysisPage {	Line 167 sub BuildProblemAnalysisPage {
&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(&ProblemSelector());	$r->print(&Apache::lonstathelpers::ProblemSelector
	('(option\|radiobutton)'));
	}
	}


	#########################################################
	#########################################################
	##
	## Radio Response Routines
	##
	#########################################################
	#########################################################
	sub RadioResponseAnalysis {
	my ($r,$problem,$ProblemData,$Students) = @_;
	my ($resource,$respid) = ($problem->{'resource'},
	$problem->{'respid'});
	my $analysis_html;
	my $PerformanceData =
	&Apache::loncoursedata::get_response_data
	($Students,$resource->{'symb'},$respid);
	if (! defined($PerformanceData) \|\|
	ref($PerformanceData) ne 'ARRAY' ) {
	$analysis_html = '<h2>'.
	&mt('There is no submission data for this resource').
	'</h2>';
	$r->print($analysis_html);
	return;
	}
	if (exists($ENV{'form.ExcelOutput'})) {
	$analysis_html .= &RR_Excel_output($r,$problem->{'resource'},
	$PerformanceData,$ProblemData);
	} elsif ($ENV{'form.AnalyzeOver'} eq 'Tries') {
	$analysis_html .= &RR_Tries_Analysis($r,$problem->{'resource'},
	$PerformanceData,$ProblemData);
	} elsif ($ENV{'form.AnalyzeOver'} eq 'Time') {
	$analysis_html .= &RR_Time_Analysis($r,$problem->{'resource'},
	$PerformanceData,$ProblemData);
	} else {
	$analysis_html .= '<h2>'.
	&mt('The analysis you have selected is not supported at this time').
	'</h2>';
	}
	$r->print($analysis_html);
	}

	sub RR_Excel_output {
	my ($r,$PerformanceData,$ProblemData) = @_;
	return '<h1>No!</h1>';
	}

	sub RR_Tries_Analysis {
	my ($r,$resource,$PerformanceData,$ProblemData) = @_;
	my $analysis_html;
	my $mintries = 1;
	my $maxtries = $ENV{'form.NumPlots'};
	my ($table,$Foils,$Concepts) = &build_foil_index($ProblemData);
	if ((! defined($Concepts)) \|\| ((@$Concepts < 2) &&
	($ENV{'form.AnalyzeAs'} ne 'Foils'))) {
	$table = '<h3>'.
	&mt('Not enough data for concept analysis. '.
	'Performing Foil Analysis').
	'</h3>'.$table;
	$ENV{'form.AnalyzeAs'} = 'Foils';
	}
	$analysis_html .= $table;
	my @TryData = &RR_tries_data_analysis($r,$PerformanceData);
	# if ($ENV{'form.AnalyzeAs'} eq 'Foils') {
	$analysis_html .= &RR_Tries_Foil_Analysis($mintries,$maxtries,$Foils,
	\@TryData,$ProblemData);
	# } else {
	# $analysis_html = &RR_Tries_Concept_Analysis($mintries,$maxtries,
	# $Concepts,
	# \@TryData,
	# $ProblemData);
	# }
	return $analysis_html;
	}

	sub RR_tries_data_analysis {
	my ($r,$Attempt_data) = @_;
	my @TryData;
	foreach my $attempt (@$Attempt_data) {
	my %Attempt = &hashify_attempt($attempt);
	my ($answer,undef) = split('=',$Attempt{'submission'});
	$TryData[$Attempt{'tries'}]->{$answer}++;
	}
	return @TryData;
	}

	sub RR_Time_Analysis {
	my ($r,$PerformanceData,$ProblemData) = @_;
	my $html;
	return $html;
	}

	sub RR_Tries_Foil_Analysis {
	my ($min,$max,$Foils,$TryData,$ProblemData) = @_;
	my $html;
	#
	# Compute the data neccessary to make the plots
	for (my $try=$min;$try<=$max;$try++) {
	my @PlotData_Correct;
	my @PlotData_Incorrect;
	next if ($try > scalar(@{$TryData}));
	next if (! defined($TryData->[$try]));
	my %DataSet = %{$TryData->[$try]};
	my $total = 0;
	foreach my $foilid (@$Foils) {
	$total += $DataSet{$foilid};
	}
	foreach my $foilid (@$Foils) {
	if ($total == 0) {
	push (@PlotData_Correct,0);
	push (@PlotData_Incorrect,0);
	} else {
	if ($ProblemData->{'_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'],
	\@PlotData_Correct,
	\@PlotData_Incorrect);
	}
	return $html;
	}

	sub RR_Tries_Concept_Analysis {
	my ($min,$max,$Concepts,$ResponseData,$ProblemData) = @_;
	my $html;
	return $html;
	}

	sub RR_Time_Foil_Analysis {
	my ($min,$max,$Foils,$ResponseData,$ProblemData) = @_;
	my $html;
	return $html;
	}

	sub RR_Time_Concept_Analysis {
	my ($min,$max,$Concepts,$ResponseData,$ProblemData) = @_;
	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;
}	}

#########################################################	#########################################################
Line 142 sub BuildProblemAnalysisPage {	Line 365 sub BuildProblemAnalysisPage {
#########################################################	#########################################################
#########################################################	#########################################################
sub OptionResponseAnalysis {	sub OptionResponseAnalysis {
my ($r,$resource,$resid,$ProblemData,$Students) = @_;	my ($r,$problem,$ProblemData,$Students) = @_;
&Apache::lonnet::logthis('resid = '.$resid);	my ($resource,$respid) = ($problem->{'resource'},
	$problem->{'respid'});
	# Note: part data is not needed.
my $PerformanceData =	my $PerformanceData =
&Apache::loncoursedata::get_optionresponse_data	&Apache::loncoursedata::get_response_data
($Students,$resource->{'symb'},$resid);	($Students,$resource->{'symb'},$respid);
if (! defined($PerformanceData) \|\|	if (! defined($PerformanceData) \|\|
ref($PerformanceData) ne 'ARRAY' ) {	ref($PerformanceData) ne 'ARRAY' ) {
$r->print('<h2>'.	$r->print('<h2>'.
&mt('There is no student data for this problem.').	&mt('There is no student data for this problem.').
'</h2>');	'</h2>');
} else {	} else {
$r->print(&render_resource($resource));
$r->rflush();	$r->rflush();
if (exists($ENV{'form.ExcelOutput'})) {	if (exists($ENV{'form.ExcelOutput'})) {
my $result = &prepare_optionresponse_excel_sheet($r,$resource,	my $result = &OR_excel_sheet($r,$resource,
$PerformanceData,	$PerformanceData,
$ProblemData);	$ProblemData);
$r->print($result);	$r->print($result);
$r->rflush();	$r->rflush();
} else {	} else {
if ($ENV{'form.AnalyzeOver'} eq 'Tries') {	if ($ENV{'form.AnalyzeOver'} eq 'Tries') {
my $analysis_html = &tries_analysis($r,	my $analysis_html = &OR_tries_analysis($r,
$PerformanceData,	$PerformanceData,
$ProblemData);	$ProblemData);
$r->print($analysis_html);	$r->print($analysis_html);
$r->rflush();	$r->rflush();
} elsif ($ENV{'form.AnalyzeOver'} eq 'Time') {	} elsif ($ENV{'form.AnalyzeOver'} eq 'Time') {
my $analysis_html = &time_analysis($PerformanceData,	my $analysis_html = &OR_time_analysis($PerformanceData,
$ProblemData);	$ProblemData);
$r->print($analysis_html);	$r->print($analysis_html);
$r->rflush();	$r->rflush();
Line 188 sub OptionResponseAnalysis {	Line 412 sub OptionResponseAnalysis {
# Option Response: Tries Analysis	# Option Response: Tries Analysis
#	#
#########################################################	#########################################################
sub tries_analysis {	sub OR_tries_analysis {
my ($r,$PerformanceData,$ORdata) = @_;	my ($r,$PerformanceData,$ORdata) = @_;
my $mintries = 1;	my $mintries = 1;
my $maxtries = $ENV{'form.NumPlots'};	my $maxtries = $ENV{'form.NumPlots'};
Line 200 sub tries_analysis {	Line 424 sub tries_analysis {
'</h3>'.$table;	'</h3>'.$table;
$ENV{'form.AnalyzeAs'} = 'Foils';	$ENV{'form.AnalyzeAs'} = 'Foils';
}	}
my %ResponseData = &analyze_option_data_by_tries($r,$PerformanceData,	my %ResponseData = &OR_analyze_by_tries($r,$PerformanceData,
$mintries,$maxtries);	$mintries,$maxtries);
my $analysis = '';	my $analysis = '';
if ($ENV{'form.AnalyzeAs'} eq 'Foils') {	if ($ENV{'form.AnalyzeAs'} eq 'Foils') {
$analysis = &Tries_Foil_Analysis($mintries,$maxtries,$Foils,	$analysis = &OR_Tries_Foil_Analysis($mintries,$maxtries,$Foils,
\%ResponseData,$ORdata);	\%ResponseData,$ORdata);
} else {	} else {
$analysis = &Tries_Concept_Analysis($mintries,$maxtries,	$analysis = &OR_Tries_Concept_Analysis($mintries,$maxtries,
$Concepts,\%ResponseData,$ORdata);	$Concepts,\%ResponseData,$ORdata);
}	}
$table .= $analysis;	$table .= $analysis;
return $table;	return $table;
}	}

sub Tries_Foil_Analysis {	sub OR_Tries_Foil_Analysis {
my ($mintries,$maxtries,$Foils,$respdat,$ORdata) = @_;	my ($mintries,$maxtries,$Foils,$respdat,$ORdata) = @_;
my %ResponseData = %$respdat;	my %ResponseData = %$respdat;
#	#
Line 229 sub Tries_Foil_Analysis {	Line 453 sub Tries_Foil_Analysis {
100*$ResponseData{$foilid}->[$i]->{'_correct'}/	100*$ResponseData{$foilid}->[$i]->{'_correct'}/
$ResponseData{$foilid}->[$i]->{'_total'});	$ResponseData{$foilid}->[$i]->{'_total'});
}	}
foreach my $option (@{$ORdata->{'Options'}}) {	foreach my $option (@{$ORdata->{'_Options'}}) {
push(@{$PlotData[$i]->{'_total'}},	push(@{$PlotData[$i]->{'_total'}},
$ResponseData{$foilid}->[$i]->{'_total'});	$ResponseData{$foilid}->[$i]->{'_total'});
if ($ResponseData{$foilid}->[$i]->{'_total'} == 0) {	if ($ResponseData{$foilid}->[$i]->{'_total'} == 0) {
Line 263 sub Tries_Foil_Analysis {	Line 487 sub Tries_Foil_Analysis {
}	}
my $title = 'Attempt '.$i.', '.$count;	my $title = 'Attempt '.$i.', '.$count;
my @Datasets;	my @Datasets;
foreach my $option ('_correct',@{$ORdata->{'Options'}}) {	foreach my $option ('_correct',@{$ORdata->{'_Options'}}) {
next if (! exists($PlotData[$i]->{$option}));	next if (! exists($PlotData[$i]->{$option}));
push(@Datasets,$PlotData[$i]->{$option});	push(@Datasets,$PlotData[$i]->{$option});
}	}
Line 273 sub Tries_Foil_Analysis {	Line 497 sub Tries_Foil_Analysis {
$analysis_html.= '<tr><td>'.$correctgraph.'</td>';	$analysis_html.= '<tr><td>'.$correctgraph.'</td>';
##	##
##	##
	next if (! defined($Datasets[0]));
for (my $i=0; $i< scalar(@{$Datasets[0]});$i++) {	for (my $i=0; $i< scalar(@{$Datasets[0]});$i++) {
$Datasets[0]->[$i]=0;	$Datasets[0]->[$i]=0;
}	}
Line 295 sub Tries_Foil_Analysis {	Line 520 sub Tries_Foil_Analysis {
return $analysis_html;	return $analysis_html;
}	}

sub Tries_Concept_Analysis {	sub OR_Tries_Concept_Analysis {
my ($mintries,$maxtries,$Concepts,$respdat,$ORdata) = @_;	my ($mintries,$maxtries,$Concepts,$respdat,$ORdata) = @_;
my %ResponseData = %$respdat;	my %ResponseData = %$respdat;
my $analysis_html = "<table>\n";	my $analysis_html = "<table>\n";
Line 361 sub Tries_Concept_Analysis {	Line 586 sub Tries_Concept_Analysis {
return $analysis_html;	return $analysis_html;
}	}

sub analyze_option_data_by_tries {	sub OR_analyze_by_tries {
my ($r,$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 $tries = &get_tries_from_OR_row($row);	my $tries = &get_tries_from_row($row);
my %Row = &Process_OR_Row($row);	my %Row = &Process_OR_Row($row);
next if (! %Row);	next if (! %Row);
while (my ($foilid,$href) = each(%Row)) {	while (my ($foilid,$href) = each(%Row)) {
Line 389 sub analyze_option_data_by_tries {	Line 614 sub analyze_option_data_by_tries {
# Option Response: Time Analysis	# Option Response: Time Analysis
#	#
#########################################################	#########################################################
sub time_analysis {	sub OR_time_analysis {
my ($PerformanceData,$ORdata) = @_;	my ($PerformanceData,$ORdata) = @_;
my ($table,$Foils,$Concepts) = &build_foil_index($ORdata);	my ($table,$Foils,$Concepts) = &build_foil_index($ORdata);
if ((@$Concepts < 2) && ($ENV{'form.AnalyzeAs'} ne 'Foils')) {	if ((@$Concepts < 2) && ($ENV{'form.AnalyzeAs'} ne 'Foils')) {
Line 412 sub time_analysis {	Line 637 sub time_analysis {
('enddate_'.$i);	('enddate_'.$i);
if (! defined($starttime) \|\| ! defined($endtime)) {	if (! defined($starttime) \|\| ! defined($endtime)) {
my $sec_in_day = 86400;	my $sec_in_day = 86400;
my $last_sub_time = &get_time_from_OR_row($PerformanceData->[-1]);	my $last_sub_time = &get_time_from_row($PerformanceData->[-1]);
my ($sday,$smon,$syear);	my ($sday,$smon,$syear);
(undef,undef,undef,$sday,$smon,$syear) =	(undef,undef,undef,$sday,$smon,$syear) =
localtime($last_sub_time - $sec_in_day*$i);	localtime($last_sub_time - $sec_in_day*$i);
$starttime = &Time::Local::timelocal(0,0,0,$sday,$smon,$syear);	$starttime = &Time::Local::timelocal(0,0,0,$sday,$smon,$syear);
$endtime = $starttime + $sec_in_day;	$endtime = $starttime + $sec_in_day;
if ($i == ($num_plots -1 )) {	if ($i == ($num_plots -1 )) {
$starttime = &get_time_from_OR_row($PerformanceData->[0]);	$starttime = &get_time_from_row($PerformanceData->[0]);
}	}
}	}
my $startdateform = &Apache::lonhtmlcommon::date_setter	my $startdateform = &Apache::lonhtmlcommon::date_setter
Line 431 sub time_analysis {	Line 656 sub time_analysis {
my $end_index;	my $end_index;
my $j;	my $j;
while (++$j < scalar(@$PerformanceData)) {	while (++$j < scalar(@$PerformanceData)) {
last if (&get_time_from_OR_row($PerformanceData->[$j])	last if (&get_time_from_row($PerformanceData->[$j])
> $starttime);	> $starttime);
}	}
$begin_index = $j;	$begin_index = $j;
while (++$j < scalar(@$PerformanceData)) {	while (++$j < scalar(@$PerformanceData)) {
last if (&get_time_from_OR_row($PerformanceData->[$j]) > $endtime);	last if (&get_time_from_row($PerformanceData->[$j]) > $endtime);
}	}
$end_index = $j;	$end_index = $j;
##	##
Line 447 sub time_analysis {	Line 672 sub time_analysis {
enddateform => $enddateform,	enddateform => $enddateform,
};	};
if ($ENV{'form.AnalyzeAs'} eq 'Foils') {	if ($ENV{'form.AnalyzeAs'} eq 'Foils') {
$table .= &Foil_Time_Analysis($PerformanceData,$ORdata,$Foils,	$table .= &OR_Foil_Time_Analysis($PerformanceData,$ORdata,$Foils,
$interval);	$interval);
} else {	} else {
$table .= &Concept_Time_Analysis($PerformanceData,$ORdata,	$table .= &OR_Concept_Time_Analysis($PerformanceData,$ORdata,
$Concepts,$interval);	$Concepts,$interval);
}	}
}	}
Line 458 sub time_analysis {	Line 683 sub time_analysis {
return $table;	return $table;
}	}

sub Foil_Time_Analysis {	sub OR_Foil_Time_Analysis {
my ($PerformanceData,$ORdata,$Foils,$interval) = @_;	my ($PerformanceData,$ORdata,$Foils,$interval) = @_;
my $analysis_html;	my $analysis_html;
my $foilkey = &build_option_index($ORdata);	my $foilkey = &build_option_index($ORdata);
Line 492 sub Foil_Time_Analysis {	Line 717 sub Foil_Time_Analysis {
}	}
my $total_incorrect = $total - $TimeData{$foil}->{'_correct'};	my $total_incorrect = $total - $TimeData{$foil}->{'_correct'};
my $optionidx = 1;	my $optionidx = 1;
foreach my $option (@{$ORdata->{'Options'}}) {	foreach my $option (@{$ORdata->{'_Options'}}) {
if ($total_incorrect == 0) {	if ($total_incorrect == 0) {
push(@{$Plotdata[$optionidx]},0);	push(@{$Plotdata[$optionidx]},0);
} else {	} else {
Line 553 sub Foil_Time_Analysis {	Line 778 sub Foil_Time_Analysis {
return $analysis_html;	return $analysis_html;
}	}

sub Concept_Time_Analysis {	sub OR_Concept_Time_Analysis {
my ($PerformanceData,$ORdata,$Concepts,$interval) = @_;	my ($PerformanceData,$ORdata,$Concepts,$interval) = @_;
my $analysis_html;	my $analysis_html;
##	##
Line 621 sub Concept_Time_Analysis {	Line 846 sub Concept_Time_Analysis {
##	##
#########################################################	#########################################################
#########################################################	#########################################################
sub prepare_optionresponse_excel_sheet {	sub OR_excel_sheet {
my ($r,$resource,$PerformanceData,$ORdata) = @_;	my ($r,$resource,$PerformanceData,$ORdata) = @_;
my $response = '';	my $response = '';
my (undef,$Foils,$Concepts) = &build_foil_index($ORdata);	my (undef,$Foils,$Concepts) = &build_foil_index($ORdata);
Line 665 sub prepare_optionresponse_excel_sheet {	Line 890 sub prepare_optionresponse_excel_sheet {
}	}
#	#
my $result;	my $result;
$result = &build_problem_data_worksheet($problem_data_sheet,$format,	$result = &OR_build_problem_data_worksheet($problem_data_sheet,$format,
$Concepts,$ORdata);	$Concepts,$ORdata);
if ($result ne 'okay') {	if ($result ne 'okay') {
# Do something useful	# Do something useful
}	}
$result = &build_student_data_worksheet($student_data_sheet,$format);	$result = &OR_build_student_data_worksheet($student_data_sheet,$format);
if ($result ne 'okay') {	if ($result ne 'okay') {
# Do something useful	# Do something useful
}	}
$result = &build_response_data_worksheet($response_data_sheet,$format,	$result = &OR_build_response_data_worksheet($response_data_sheet,$format,
$PerformanceData,$Foils,	$PerformanceData,$Foils,
$ORdata);	$ORdata);
if ($result ne 'okay') {	if ($result ne 'okay') {
Line 693 sub prepare_optionresponse_excel_sheet {	Line 918 sub prepare_optionresponse_excel_sheet {
return $result;	return $result;
}	}

sub build_problem_data_worksheet {	sub OR_build_problem_data_worksheet {
my ($worksheet,$format,$Concepts,$ORdata) = @_;	my ($worksheet,$format,$Concepts,$ORdata) = @_;
my $rows_output = 3;	my $rows_output = 3;
my $cols_output = 0;	my $cols_output = 0;
Line 708 sub build_problem_data_worksheet {	Line 933 sub build_problem_data_worksheet {
@Headers = ('Foil Number','FoilName','Foil Text','Correct value');	@Headers = ('Foil Number','FoilName','Foil Text','Correct value');
}	}
$worksheet->write_row($rows_output++,0,\@Headers,$format->{'header'});	$worksheet->write_row($rows_output++,0,\@Headers,$format->{'header'});
my %Foildata = %{$ORdata->{'Foils'}};	my %Foildata = %{$ORdata->{'_Foils'}};
my $conceptindex = 1;	my $conceptindex = 1;
my $foilindex = 1;	my $foilindex = 1;
foreach my $concept (@$Concepts) {	foreach my $concept (@$Concepts) {
Line 756 sub build_problem_data_worksheet {	Line 981 sub build_problem_data_worksheet {
##	##
## Option data output	## Option data output
$worksheet->write($rows_output++,0,'Options',$format->{'header'});	$worksheet->write($rows_output++,0,'Options',$format->{'header'});
foreach my $string (@{$ORdata->{'Options'}}) {	foreach my $string (@{$ORdata->{'_Options'}}) {
$worksheet->write($rows_output++,0,$string);	$worksheet->write($rows_output++,0,$string);
}	}
return 'okay';	return 'okay';
}	}

sub build_student_data_worksheet {	sub OR_build_student_data_worksheet {
my ($worksheet,$format) = @_;	my ($worksheet,$format) = @_;
my $rows_output = 3;	my $rows_output = 3;
my $cols_output = 0;	my $cols_output = 0;
Line 788 sub build_student_data_worksheet {	Line 1013 sub build_student_data_worksheet {
return;	return;
}	}

sub build_response_data_worksheet {	sub OR_build_response_data_worksheet {
my ($worksheet,$format,$PerformanceData,$Foils,$ORdata)=@_;	my ($worksheet,$format,$PerformanceData,$Foils,$ORdata)=@_;
my $rows_output = 3;	my $rows_output = 3;
my $cols_output = 0;	my $cols_output = 0;
Line 1013 sub _adjustment {	Line 1238 sub _adjustment {

sub build_foil_index {	sub build_foil_index {
my ($ORdata) = @_;	my ($ORdata) = @_;
return if (! exists($ORdata->{'Foils'}));	return if (! exists($ORdata->{'_Foils'}));
my %Foildata = %{$ORdata->{'Foils'}};	my %Foildata = %{$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 1038 sub build_foil_index {	Line 1263 sub build_foil_index {
ten => 10,);	ten => 10,);
my $a1 = lc($a);	my $a1 = lc($a);
my $b1 = lc($b);	my $b1 = lc($b);
if (exists($Numbers{$a})) {	if (exists($Numbers{$a1})) {
$a1 = $Numbers{$a};	$a = $Numbers{$a1};
}	}
if (exists($Numbers{$b})) {	if (exists($Numbers{$b1})) {
$b1 = $Numbers{$b};	$b = $Numbers{$b1};
	}
	if (($a =~/^\d+$/) && ($b =~/^\d+$/)) {
	return $a <=> $b;
	} else {
	return $a cmp $b;
}	}
$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 1129 sub build_option_index {	Line 1362 sub build_option_index {
my $table = "<table>\n";	my $table = "<table>\n";
my $optionindex = 0;	my $optionindex = 0;
my @Rows;	my @Rows;
foreach my $option (&mt('correct option chosen'),@{$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++].'">'.
Line 1192 sub CreateInterface {	Line 1425 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 1203 sub CreateInterface {	Line 1438 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 .= '<nobr>'.&mt('Analyze as ');
	$Str .= &Apache::loncommon::help_open_topic
	('Analysis_Analyze_as');
$Str .='<select name="AnalyzeAs" >';	$Str .='<select name="AnalyzeAs" >';
$Str .= '<option value="Concepts" ';	$Str .= '<option value="Concepts" ';
if (! exists($ENV{'form.AnalyzeAs'}) \|\|	if (! exists($ENV{'form.AnalyzeAs'}) \|\|
Line 1222 sub CreateInterface {	Line 1460 sub CreateInterface {
}	}
{	{
$Str .= '<br /><nobr>'.&mt('Number of Plots:');	$Str .= '<br /><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 1244 sub CreateInterface {	Line 1484 sub CreateInterface {
return $Str;	return $Str;
}	}

sub ProblemSelector {
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 '') {
$Str .= '<tr><td>&nbsp</td><td><b>'.$seq->{'title'}.'</b></td>'.
"</tr>\n".$seq_str;
}
}
$Str .= "</table>\n";
return $Str;
}

#########################################################	#########################################################
#########################################################	#########################################################
##	##
## Misc functions	## Misc Option Response functions
##	##
#########################################################	#########################################################
#########################################################	#########################################################
sub get_problem_symb {	sub get_time_from_row {
my $problemstring = shift();
my ($symb,$partid,$resid) = ($problemstring=~ /^(.):([^:]):([^:]*)$/);
return ($symb,$partid,$resid);
}

sub get_resource_from_symb {
my ($symb) = @_;
foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
foreach my $res (@{$seq->{'contents'}}) {
if ($res->{'symb'} eq $symb) {
return $res;
}
}
}
return undef;
}

sub get_time_from_OR_row {
my ($row) = @_;	my ($row) = @_;
if (ref($row)) {	if (ref($row)) {
return $row->[4];	return $row->[&Apache::loncoursedata::RD_timestamp()];
}	}
return undef;	return undef;
}	}

sub get_tries_from_OR_row {	sub get_tries_from_row {
my ($row) = @_;	my ($row) = @_;
if (ref($row)) {	if (ref($row)) {
return $row->[5];	return $row->[&Apache::loncoursedata::RD_tries()];
}	}
return undef;	return undef;
}	}

	sub hashify_attempt {
	my ($row) = @_;
	my %attempt;
	$attempt{'tries'} = $row->[&Apache::loncoursedata::RD_tries()];
	$attempt{'submission'} = $row->[&Apache::loncoursedata::RD_submission()];
	$attempt{'award'} = $row->[&Apache::loncoursedata::RD_awarddetail()];
	$attempt{'timestamp'} = $row->[&Apache::loncoursedata::RD_timestamp()];
	return %attempt;
	}

sub Process_OR_Row {	sub Process_OR_Row {
my ($row) = @_;	my ($row) = @_;
my %RowData;	my %RowData;
my ($student_id,$award,$grading,$submission,$time,$tries) = @$row;	my $student_id = $row->[&Apache::loncoursedata::RD_student_id()];
	my $award = $row->[&Apache::loncoursedata::RD_awarddetail()];
	my $grading = $row->[&Apache::loncoursedata::RD_response_eval()];
	my $submission = $row->[&Apache::loncoursedata::RD_submission()];
	my $time = $row->[&Apache::loncoursedata::RD_timestamp()];
	my $tries = $row->[&Apache::loncoursedata::RD_tries()];
return undef if ($award eq 'MISSING_ANSWER');	return undef if ($award eq 'MISSING_ANSWER');
if ($award =~ /(APPROX_ANS\|EXACT_ANS)/) {	if ($award =~ /(APPROX_ANS\|EXACT_ANS)/) {
$RowData{'_correct'} = 1;	$RowData{'_correct'} = 1;
Line 1342 sub Process_OR_Row {	Line 1535 sub Process_OR_Row {
my @Foilsubs = split('&',$submission);	my @Foilsubs = split('&',$submission);
for (my $j=0;$j<=$#Foilgrades;$j++) {	for (my $j=0;$j<=$#Foilgrades;$j++) {
my ($foilid,$correct) = split('=',$Foilgrades[$j]);	my ($foilid,$correct) = split('=',$Foilgrades[$j]);
	$foilid = &Apache::lonnet::unescape($foilid);
my (undef,$submission) = split('=',$Foilsubs[$j]);	my (undef,$submission) = split('=',$Foilsubs[$j]);
if ($correct) {	if ($correct) {
$RowData{$foilid}->{'_correct'}++;	$RowData{$foilid}->{'_correct'}++;
Line 1372 sub get_problem_data {	Line 1566 sub get_problem_data {
$key =~ s/^$part\.//;	$key =~ s/^$part\.//;
if (ref($value) eq 'ARRAY') {	if (ref($value) eq 'ARRAY') {
if ($key eq 'options') {	if ($key eq 'options') {
$Partdata{$part}->{'Options'}=$value;	$Partdata{$part}->{'_Options'}=$value;
} elsif ($key eq 'concepts') {	} elsif ($key eq 'concepts') {
$Partdata{$part}->{'Concepts'}=$value;	$Partdata{$part}->{'_Concepts'}=$value;
} elsif ($key =~ /^concept\.(.*)$/) {	} elsif ($key =~ /^concept\.(.*)$/) {
my $concept = $1;	my $concept = $1;
foreach my $foil (@$value) {	foreach my $foil (@$value) {
$Partdata{$part}->{'Foils'}->{$foil}->{'Concept'}=	$Partdata{$part}->{'_Foils'}->{$foil}->{'_Concept'}=
$concept;	$concept;
}	}
}	}
} else {	} else {
if ($key=~ /^foil\.text\.(.*)$/) {	if ($key=~ /^foil\.text\.(.*)$/) {
my $foil = $1;	my $foil = $1;
$Partdata{$part}->{'Foils'}->{$foil}->{'name'}=$foil;	$Partdata{$part}->{'_Foils'}->{$foil}->{'name'}=$foil;
$value =~ s/(\s$\|^\s)//g;	$value =~ s/(\s$\|^\s)//g;
$Partdata{$part}->{'Foils'}->{$foil}->{'text'}=$value;	$Partdata{$part}->{'_Foils'}->{$foil}->{'text'}=$value;
} elsif ($key =~ /^foil\.value\.(.*)$/) {	} elsif ($key =~ /^foil\.value\.(.*)$/) {
my $foil = $1;	my $foil = $1;
$Partdata{$part}->{'Foils'}->{$foil}->{'value'}=$value;	$Partdata{$part}->{'_Foils'}->{$foil}->{'value'}=$value;
}	}
}	}
}	}
Line 1401 sub get_problem_data {	Line 1595 sub get_problem_data {
1;	1;

__END__	__END__

	#####
	# partdata{part}->{_Foils}->{foilid}->{'name'} = $
	# ->{'text'} = $
	# ->{'value'} = $
	# ->{'_Concept'} = $
	# partdata{part}->{_Options} = @
	# partdata{part}->{_Concepts} = @

FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>

Removed from v.1.46
changed lines
	Added in v.1.62