loncom/interface/statistics/lonproblemanalysis.pm - diff

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Diff for /loncom/interface/statistics/lonproblemanalysis.pm between versions 1.117 and 1.142.2.3

version 1.117, 2005/03/11 21:14:41	version 1.142.2.3, 2013/12/30 14:19:58
Line 27	Line 27
package Apache::lonproblemanalysis;	package Apache::lonproblemanalysis;

use strict;	use strict;
use Apache::lonnet();	use Apache::lonnet;
use Apache::loncommon();	use Apache::loncommon();
use Apache::lonhtmlcommon();	use Apache::lonhtmlcommon();
use Apache::loncoursedata();	use Apache::loncoursedata();
Line 38 use Apache::lonstudentsubmissions();	Line 38 use Apache::lonstudentsubmissions();
use HTML::Entities();	use HTML::Entities();
use Time::Local();	use Time::Local();
use capa;	use capa;
	use lib '/home/httpd/lib/perl/';
	use LONCAPA;


my $plotcolors = ['#33ff00',	my $plotcolors = ['#33ff00',
'#0033cc', '#990000', '#aaaa66', '#663399', '#ff9933',	'#0033cc', '#990000', '#aaaa66', '#663399', '#ff9933',
Line 59 sub BuildProblemAnalysisPage {	Line 62 sub BuildProblemAnalysisPage {
#	#
my %Saveable_Parameters = ('Status' => 'scalar',	my %Saveable_Parameters = ('Status' => 'scalar',
'Section' => 'array',	'Section' => 'array',
	'Groups' => 'array',
'NumPlots' => 'scalar',	'NumPlots' => 'scalar',
'AnalyzeOver' => 'scalar',	'AnalyzeOver' => 'scalar',
);	);
Line 69 sub BuildProblemAnalysisPage {	Line 73 sub BuildProblemAnalysisPage {
#	#
&Apache::lonstatistics::PrepareClasslist();	&Apache::lonstatistics::PrepareClasslist();
#	#
	$r->print(&Apache::lonhtmlcommon::breadcrumbs('Detailed Problem Analysis'));

$r->print(&CreateInterface());	$r->print(&CreateInterface());
#	#
my @Students = @Apache::lonstatistics::Students;	my @Students = @Apache::lonstatistics::Students;
#	#
if (@Students < 1 && exists($ENV{'form.firstrun'})) {	if (@Students < 1 && exists($env{'form.firstrun'})) {
$r->print('<h2>There are no students in the sections selected</h2>');	$r->print('<div class="LC_warning">'
	.&mt('There are no students in the sections/groups selected.')
	.'</div>'
	);
}	}
#	#
my @CacheButtonHTML =	my @CacheButtonHTML =
Line 82 sub BuildProblemAnalysisPage {	Line 91 sub BuildProblemAnalysisPage {
$r->rflush();	$r->rflush();
#	#
my $problem_types = '(option\|radiobutton\|numerical)';	my $problem_types = '(option\|radiobutton\|numerical)';
if (exists($ENV{'form.problemchoice'}) &&	if (exists($env{'form.problemchoice'}) &&
! exists($ENV{'form.SelectAnother'})) {	! exists($env{'form.SelectAnother'})) {
foreach my $button (@SubmitButtons) {	foreach my $button (@SubmitButtons) {
if ($button->{'name'} eq 'break') {	if ($button->{'name'} eq 'break') {
$r->print("<br />\n");	$r->print("<br />\n");
Line 97 sub BuildProblemAnalysisPage {	Line 106 sub BuildProblemAnalysisPage {
$r->print($html.(' 'x5));	$r->print($html.(' 'x5));
}	}
#	#
$r->print(&Apache::lonstathelpers::submission_report_form
('problem_analysis'));	# This is commented out pending actual implementation of
	# CSV and Excel output.
	#$r->print(&Apache::lonstathelpers::submission_report_form
	# ('problem_analysis'));
#	#
$r->print('<hr />');	$r->print('<hr />');
$r->rflush();	$r->rflush();
#	#
# Determine which problem we are to analyze	# Determine which problem we are to analyze
my $current_problem = &Apache::lonstathelpers::get_target_from_id	my $current_problem = &Apache::lonstathelpers::get_target_from_id
($ENV{'form.problemchoice'});	($env{'form.problemchoice'});
#	#
my ($navmap,$prev,$curr,$next) =	my ($navmap,$prev,$curr,$next) =
&Apache::lonstathelpers::get_prev_curr_next($current_problem,	&Apache::lonstathelpers::get_prev_curr_next($current_problem,
$problem_types,	$problem_types,
'response',	'response',
);	);
if (exists($ENV{'form.PrevProblemAnalysis'}) && defined($prev)) {	if (exists($env{'form.PrevProblemAnalysis'}) && defined($prev)) {
$current_problem = $prev;	$current_problem = $prev;
} elsif (exists($ENV{'form.NextProblemAnalysis'}) && defined($next)) {	} elsif (exists($env{'form.NextProblemAnalysis'}) && defined($next)) {
$current_problem = $next;	$current_problem = $next;
} else {	} else {
$current_problem = $curr;	$current_problem = $curr;
}	}
#	#
# Store the current problem choice and send it out in the form	# Store the current problem choice and send it out in the form
$ENV{'form.problemchoice'} =	$env{'form.problemchoice'} =
&Apache::lonstathelpers::make_target_id($current_problem);	&Apache::lonstathelpers::make_target_id($current_problem);
$r->print('<input type="hidden" name="problemchoice" value="'.	$r->print('<input type="hidden" name="problemchoice" value="'.
$ENV{'form.problemchoice'}.'" />');	$env{'form.problemchoice'}.'" />');
#	#
if (! defined($current_problem->{'resource'})) {	if (! defined($current_problem->{'resource'})) {
$r->print('resource is undefined');	$r->print('resource is undefined');
Line 132 sub BuildProblemAnalysisPage {	Line 144 sub BuildProblemAnalysisPage {
my $resource = $current_problem->{'resource'};	my $resource = $current_problem->{'resource'};
$r->print('<h1>'.$resource->compTitle.'</h1>');	$r->print('<h1>'.$resource->compTitle.'</h1>');
$r->print('<h3>'.$resource->src.'</h3>');	$r->print('<h3>'.$resource->src.'</h3>');
if ($ENV{'form.show_prob'} eq 'true') {	$r->print('<p>'.&Apache::lonstatistics::section_and_enrollment_description().'</p>');
$r->print(&Apache::lonstathelpers::render_resource($resource));	if ($env{'form.show_prob'} eq 'true') {
	$r->print('<hr />'
	.&Apache::lonstathelpers::render_resource($resource)
	.'<hr />'
	);
}	}
$r->rflush();	$r->rflush();
my %Data = &Apache::lonstathelpers::get_problem_data	if (@Students) {
($resource->src);	my %Data = &Apache::lonstathelpers::get_problem_data
my $problem_data = $Data{$current_problem->{'part'}.	($resource->src);
'.'.	my $problem_data = $Data{$current_problem->{'part'}.
$current_problem->{'respid'}};	'.'.
if ($current_problem->{'resptype'} eq 'option') {	$current_problem->{'respid'}};
&OptionResponseAnalysis($r,$current_problem,	if ($current_problem->{'resptype'} eq 'option') {
$problem_data,	&OptionResponseAnalysis($r,$current_problem,
\@Students);	$problem_data,
} elsif ($current_problem->{'resptype'} eq 'radiobutton') {	\@Students);
&radio_response_analysis($r,$current_problem,	} elsif ($current_problem->{'resptype'} eq 'radiobutton') {
$problem_data,	&radio_response_analysis($r,$current_problem,
\@Students);	$problem_data,
} elsif ($current_problem->{'resptype'} eq 'numerical') {	\@Students);
&numerical_response_analysis($r,$current_problem,	} elsif ($current_problem->{'resptype'} eq 'numerical') {
$problem_data,\@Students);	&numerical_response_analysis($r,$current_problem,
} else {	$problem_data,\@Students);
$r->print('<h2>Analysis of '.$current_problem->{'resptype'}.' is not supported</h2>');	} else {
}	$r->print('<div class="LC_warning">'
	.&mt('Analysis of [_1] is not supported.'
	,$current_problem->{'resptype'})
	.'</div>'
	);
	}
	}
}	}
$r->print('<hr />');	$r->print('<hr />');
} else {	} else {
$r->print('<input type="submit" name="ProblemAnalysis" value="'.	my $submit_button = '<input type="submit" '.
&mt('Analyze Problem').'" />');	'name="ProblemAnalysis" value="'.
	&mt('Analyze Problem').'" />';
	$r->print($submit_button);
$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>');
$r->print(&Apache::lonstathelpers::problem_selector($problem_types));	$r->print(&Apache::lonstathelpers::problem_selector($problem_types,
	$submit_button));
}	}
}	}

Line 177 sub numerical_response_analysis {	Line 202 sub numerical_response_analysis {
my ($r,$problem,$problem_analysis,$students) = @_;	my ($r,$problem,$problem_analysis,$students) = @_;
my $c = $r->connection();	my $c = $r->connection();
#	#
if ($ENV{'form.AnalyzeOver'} !~ /^(tries\|time)$/) {	if ($env{'form.AnalyzeOver'} !~ /^(tries\|time)$/) {
$r->print('Bad request');	$r->print('Bad request');
}	}
#	#
Line 186 sub numerical_response_analysis {	Line 211 sub numerical_response_analysis {
$problem->{'respid'});	$problem->{'respid'});
# Gather student data	# Gather student data
my $response_data = &Apache::loncoursedata::get_response_data	my $response_data = &Apache::loncoursedata::get_response_data
(\@Apache::lonstatistics::SelectedSections,	([&Apache::lonstatistics::get_selected_sections()],
	[&Apache::lonstatistics::get_selected_groups()],
$Apache::lonstatistics::enrollment_status,	$Apache::lonstatistics::enrollment_status,
$resource->symb,$respid);	$resource->symb,$respid);
#	#
Line 200 sub numerical_response_analysis {	Line 226 sub numerical_response_analysis {
}	}
#	#
if (ref($response_data) ne 'ARRAY') {	if (ref($response_data) ne 'ARRAY') {
$r->print('<h2>'.	$r->print('<div class="LC_warning">'
&mt('There is no submission data for this resource').	.&mt('There is no submission data for this resource.')
'</h2>');	.'</div>'
	);
return;	return;
}	}
my $analysis_html = '<table>';	my $analysis_html = '<table>';
for (my $plot_num = 1;$plot_num<=$ENV{'form.NumPlots'};$plot_num++) {	for (my $plot_num = 1;$plot_num<=$env{'form.NumPlots'};$plot_num++) {
my $restriction_function;	my $restriction_function;
my $header_message;	my $header_message;
my $stats_message;	my $stats_message;
my $post_message; # passed through &mt sooner rather than later	my $post_message; # passed through &mt sooner rather than later
my $no_data_message;	my $no_data_message;
my @extra_data;	my @extra_data;
if ($ENV{'form.AnalyzeOver'} eq 'tries') {	if ($env{'form.AnalyzeOver'} eq 'tries') {
$restriction_function = sub {($_[0]->{'tries'} == $plot_num?1:0)};	$restriction_function = sub {($_[0]->{'tries'} == $plot_num?1:0)};
$header_message = 'Attempt [_1]';	$header_message = 'Attempt [_1]';
$stats_message =	$stats_message =
'[_1] submissions, [_2] correct, [_3] incorrect';	'[_1] submissions, [_2] correct, [_3] incorrect';
$post_message = '';	$post_message = '';
$no_data_message = 'No data exists for attempt [_1]';	$no_data_message = 'No data exists for attempt [_1].';
} else {	} else {
my $starttime = &Apache::lonhtmlcommon::get_date_from_form	my $starttime = &Apache::lonhtmlcommon::get_date_from_form
('startdate_'.$plot_num);	('startdate_'.$plot_num);
Line 267 sub numerical_response_analysis {	Line 294 sub numerical_response_analysis {
$restriction_function);	$restriction_function);
if ($stats->{'submission_count'} == 0) {	if ($stats->{'submission_count'} == 0) {
$analysis_html.=	$analysis_html.=
'<tr><td colspan="2"><font size="+1"><b>'.	'<tr><td colspan="2"><div class="LC_warning">'.
&mt($no_data_message,$plot_num,@extra_data).	&mt($no_data_message,$plot_num,@extra_data).
'</b></font></td></tr>';	'</div></td></tr>';
} else {	} else {
$analysis_html.=	$analysis_html.=
'<tr><td colspan="2" align="center"><font size="+1"><b>'.	'<tr><td colspan="2" align="center"><font size="+1"><b>'.
Line 315 sub numerical_plot_percent {	Line 342 sub numerical_plot_percent {
last;	last;
}	}
}	}
	$percent_spread = $highest_percent - $lowest_percent;
my $bin_size = 1;	my $bin_size = 1;
foreach (qw/0.01 0.05 0.1 0.5 1 2 5 10 20 25 50 100/) {	foreach (qw/0.01 0.05 0.1 0.5 1 2 5 10 20 25 50 100/) {
if ($lowest_percent/2 < $_){	if ($lowest_percent/2 < $_){
$bin_size = $_;	$bin_size = $_;
last;	if ( ($percent_spread/$bin_size) < $max_bins ) {
	last;
	}
}	}
}	}
my @bins;	my @bins;
Line 337 sub numerical_plot_percent {	Line 367 sub numerical_plot_percent {
while (my ($ans,$submissions) = each(%$responses)) {	while (my ($ans,$submissions) = each(%$responses)) {
while (my ($submission,$counts) = each(%$submissions)) {	while (my ($submission,$counts) = each(%$submissions)) {
my ($correct_count,$incorrect_count) = @$counts;	my ($correct_count,$incorrect_count) = @$counts;
my $scaled_value = 100*($submission-$ans)/abs($ans);	my $scaled_value =
	($ans) ? 100*($submission-$ans)/abs($ans)
	: 0;
if ($scaled_value < $bins[0]) {	if ($scaled_value < $bins[0]) {
$bins[0]=$scaled_value -1;	$bins[0]=$scaled_value -1;
}	}
Line 366 sub numerical_plot_percent {	Line 398 sub numerical_plot_percent {
if ($max <$_) { $max = $_; last; }	if ($max <$_) { $max = $_; last; }
}	}
#	#
my $title = &mt('Percent Difference');	my %lt = &Apache::lonlocal::texthash(
	'title' => 'Percent Difference',
	'xlabel' => 'Percent Difference from Correct',
	'ylabel' => 'Percent of Answers');
my @labels = (1..scalar(@bins)-1);	my @labels = (1..scalar(@bins)-1);
my $graph = &Apache::loncommon::DrawBarGraph	my $graph = &Apache::loncommon::DrawBarGraph
($title,'Percent Difference from Correct','Percent of Answers',	($lt{'title'},$lt{'xlabel'},$lt{'ylabel'},
$max,['#33FF00','#FF3300'],\@labels,\@plot_correct,\@plot_incorrect,	$max,['#33FF00','#FF3300'],\@labels,\@plot_correct,\@plot_incorrect,
{xskip=>1});	{xskip=>1});
#	#
Line 392 sub numerical_plot_differences {	Line 427 sub numerical_plot_differences {
} elsif ($low_bin < 0 && $high_bin < -$low_bin) {	} elsif ($low_bin < 0 && $high_bin < -$low_bin) {
$high_bin = -$low_bin;	$high_bin = -$low_bin;
}	}
if (($high_bin -$low_bin)/$min_bin_size * 2 > $max_bins) {	if ($high_bin == $low_bin) {
	$high_bin+=1;
	$low_bin-=1;
	}
	if (!$min_bin_size \|\|
	($high_bin -$low_bin)/$min_bin_size * 2 > $max_bins) {
$min_bin_size = abs($high_bin - $low_bin) / $max_bins * 2;	$min_bin_size = abs($high_bin - $low_bin) / $max_bins * 2;
}	}
my @bins;	my @bins;
Line 434 sub numerical_plot_differences {	Line 474 sub numerical_plot_differences {
if ($max <$_) { $max = $_; last; }	if ($max <$_) { $max = $_; last; }
}	}
#	#
my $title = &mt('Difference between submission and correct');	my %lt = &Apache::lonlocal::texthash(
	'title' => 'Difference between submission and correct',
	'xlabel' => 'Difference from Correct',
	'ylabel' => 'Percent of Answers');
my @labels = (1..scalar(@bins)-1);	my @labels = (1..scalar(@bins)-1);
my $graph = &Apache::loncommon::DrawBarGraph	my $graph = &Apache::loncommon::DrawBarGraph
($title,'Difference from Correct','Percent of Answers',	($lt{'title'},$lt{'xlabel'},$lt{'ylabel'},
$max,['#33FF00','#FF3300'],\@labels,\@plot_correct,\@plot_incorrect,	$max,['#33FF00','#FF3300'],\@labels,\@plot_correct,\@plot_incorrect,
{xskip=>1});	{xskip=>1});
#	#
Line 481 sub numerical_classify_responses {	Line 524 sub numerical_classify_responses {
if ($stats{'max_abs'} < $abs_high) {	if ($stats{'max_abs'} < $abs_high) {
$stats{'max_abs'} = $abs_high;	$stats{'max_abs'} = $abs_high;
}	}
my $low_percent = 100 * abs($abs_low / $subm{'correct'});	my $low_percent;
my $high_percent = 100 * abs($abs_high / $subm{'correct'});	my $high_percent;
	if (defined($subm{'correct'}) && $subm{'correct'} != 0) {
	$low_percent = 100 * abs($abs_low / $subm{'correct'});
	$high_percent = 100 * abs($abs_high / $subm{'correct'});
	}
if (! defined($stats{'min_percent'}) \|\|	if (! defined($stats{'min_percent'}) \|\|
$stats{'min_percent'} > $low_percent) {	$stats{'min_percent'} > $low_percent) {
$stats{'min_percent'} = $low_percent;	$stats{'min_percent'} = $low_percent;
Line 530 sub numerical_classify_responses {	Line 577 sub numerical_classify_responses {
}	}
}	}
}	}
	$stats{'correct_count'} \|= 0;
	$stats{'incorrect_count'} \|= 0;
$stats{'students'}=scalar(keys(%students));	$stats{'students'}=scalar(keys(%students));
return (\%submission_data,\%stats);	return (\%submission_data,\%stats);
}	}
Line 585 sub numerical_determine_answers {	Line 634 sub numerical_determine_answers {
my ($r,$resource,$partid,$respid,$students)=@_;	my ($r,$resource,$partid,$respid,$students)=@_;
my $c = $r->connection();	my $c = $r->connection();
#	#
my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin	my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,scalar(@$students));
($r,'Student Answer Compilation Status',
'Student Answer Compilation Progress', scalar(@$students),
'inline',undef,'Statistics','stats_status');
#	#
# Read in the cache (if it exists) before we start timing things.	# Read in the cache (if it exists) before we start timing things.
&Apache::lonstathelpers::ensure_proper_cache($resource->{'symb'});	&Apache::lonstathelpers::ensure_proper_cache($resource->{'symb'});
Line 606 sub numerical_determine_answers {	Line 652 sub numerical_determine_answers {
$sdom);	$sdom);
# make the key	# make the key
my $key = $partid.'.'.$respid;	my $key = $partid.'.'.$respid;
	# pick one of the possible answers
	my $which = 'INTERNAL';
	if (!exists($analysis->{$key}{$which})) {
	$which = (sort(keys(%{ $analysis->{$key} })))[0];
	}
foreach my $item ('answer','unit','ans_high','ans_low') {	foreach my $item ('answer','unit','ans_high','ans_low') {
$correct->{$sname.':'.$sdom}->{$item} =	if (ref($analysis->{$key.'.'.$item}) eq 'ARRAY') {
$analysis->{$key.'.'.$item}->[0];	$correct->{$sname.':'.$sdom}->{$item} =
	$analysis->{$key.'.'.$item}[0];
	} else {
	$correct->{$sname.':'.$sdom}->{$item} =
	$analysis->{$key.'.'.$item}{$which}[0][0];
	}
}	}
$answers{$analysis->{$key.'.answer'}->[0]}++;	$answers{$correct->{$sname.':'.$sdom}{'answer'}}++;
&Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,	&Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
&mt('last student'));	'last student');
}	}
&Apache::lonstathelpers::write_analysis_cache();	&Apache::lonstathelpers::write_analysis_cache();
&Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);	&Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
Line 736 sub circle {	Line 792 sub circle {
sub radio_response_analysis {	sub radio_response_analysis {
my ($r,$problem,$problem_analysis,$students) = @_;	my ($r,$problem,$problem_analysis,$students) = @_;
#	#
if ($ENV{'form.AnalyzeOver'} !~ /^(tries\|time)$/) {	if ($env{'form.AnalyzeOver'} !~ /^(tries\|time)$/) {
$r->print('Bad request');	$r->print('Bad request');
}	}
#	#
Line 765 sub radio_response_analysis {	Line 821 sub radio_response_analysis {
$analysis_html .= $table;	$analysis_html .= $table;
# Gather student data	# Gather student data
my $response_data = &Apache::loncoursedata::get_response_data	my $response_data = &Apache::loncoursedata::get_response_data
(\@Apache::lonstatistics::SelectedSections,	([&Apache::lonstatistics::get_selected_sections()],
	[&Apache::lonstatistics::get_selected_groups()],
$Apache::lonstatistics::enrollment_status,	$Apache::lonstatistics::enrollment_status,
$resource->symb,$respid);	$resource->symb,$respid);
my $correct; # either a hash reference or a scalar	my $correct; # either a hash reference or a scalar
Line 778 sub radio_response_analysis {	Line 835 sub radio_response_analysis {
my ($idx,@remainder) = split('&',$student->{'answer'});	my ($idx,@remainder) = split('&',$student->{'answer'});
my ($answer) = ($remainder[$idx]=~/^(.)=([^=])$/);	my ($answer) = ($remainder[$idx]=~/^(.)=([^=])$/);
$correct->{$student->{'username'}.':'.$student->{'domain'}}=	$correct->{$student->{'username'}.':'.$student->{'domain'}}=
&Apache::lonnet::unescape($answer);	&unescape($answer);
}	}
} else {	} else {
foreach my $foil (keys(%$foildata)) {	foreach my $foil (keys(%$foildata)) {
Line 789 sub radio_response_analysis {	Line 846 sub radio_response_analysis {
}	}
#	#
if (! defined($response_data) \|\| ref($response_data) ne 'ARRAY' ) {	if (! defined($response_data) \|\| ref($response_data) ne 'ARRAY' ) {
$analysis_html = '<h2>'.	$analysis_html = '<div class="LC_warning">'
&mt('There is no submission data for this resource').	.&mt('There is no submission data for this resource.')
'</h2>';	.'</div>';
$r->print($analysis_html);	$r->print($analysis_html);
return;	return;
}	}
#	#
$analysis_html.='<table>';	$analysis_html.='<table>';
for (my $plot_num = 1;$plot_num<=$ENV{'form.NumPlots'};$plot_num++) {	for (my $plot_num = 1;$plot_num<=$env{'form.NumPlots'};$plot_num++) {
# classify data ->correct foil -> selected foil	# classify data ->correct foil -> selected foil
my ($restriction_function,	my ($restriction_function,
$correct_foil_title,$incorrect_foil_title,	$correct_foil_title,$incorrect_foil_title,
$pre_graph_text,$post_graph_text,	$pre_graph_text,$post_graph_text,
$no_data_text,@extra_data);	$no_data_text,@extra_data);
if ($ENV{'form.AnalyzeOver'} eq 'tries') {	if ($env{'form.AnalyzeOver'} eq 'tries') {
$restriction_function = sub {($_[0]->{'tries'} == $plot_num?1:0)};	$restriction_function = sub {($_[0]->{'tries'} == $plot_num?1:0)};
$correct_foil_title = 'Attempt '.$plot_num;	$correct_foil_title = &mt('Attempt [_1]',$plot_num);
$incorrect_foil_title = 'Attempt '.$plot_num;	$incorrect_foil_title = &mt('Attempt [_1]',$plot_num);
$pre_graph_text =	$pre_graph_text =
'Attempt [_1], [_2] submissions, [_3] correct, [_4] incorrect';	'Attempt [_1], [_2] submissions, [_3] correct, [_4] incorrect';
$post_graph_text = '';	$post_graph_text = '';
$no_data_text = 'No data exists for attempt [_1]';	$no_data_text = 'No data exists for attempt [_1]';
} elsif ($ENV{'form.AnalyzeOver'} eq 'time') {	} elsif ($env{'form.AnalyzeOver'} eq 'time') {
my $starttime = &Apache::lonhtmlcommon::get_date_from_form	my $starttime = &Apache::lonhtmlcommon::get_date_from_form
('startdate_'.$plot_num);	('startdate_'.$plot_num);
my $endtime = &Apache::lonhtmlcommon::get_date_from_form	my $endtime = &Apache::lonhtmlcommon::get_date_from_form
Line 822 sub radio_response_analysis {	Line 879 sub radio_response_analysis {
&get_time_from_row($response_data->[-1]),	&get_time_from_row($response_data->[-1]),
$plot_num);	$plot_num);
$pre_graph_text =	$pre_graph_text =
'Data from [_6] to [_7]<br /> [_2] submissions from [_5] students, [_3] correct, [_4] incorrect';	'Data from [_6] to [_7]'
	.'<br />'
	.'[_2] submissions from [_5] students, [_3] correct, [_4] incorrect';
$extra_data[0] = &Apache::lonlocal::locallocaltime($starttime);	$extra_data[0] = &Apache::lonlocal::locallocaltime($starttime);
$extra_data[1] = &Apache::lonlocal::locallocaltime($endtime);	$extra_data[1] = &Apache::lonlocal::locallocaltime($endtime);
#	#
Line 862 sub radio_response_analysis {	Line 921 sub radio_response_analysis {
# Concept Plot	# Concept Plot
my $concept_plot = '';	my $concept_plot = '';
if (scalar(@$concepts) > 1) {	if (scalar(@$concepts) > 1) {
	my $title = &mt('Correct Concepts');
$concept_plot = &RR_concept_plot($concepts,$foil_choice_data,	$concept_plot = &RR_concept_plot($concepts,$foil_choice_data,
'Correct Concepts');	$title);
}	}
# % Choosing plot	# % Choosing plot
my $choice_plot = &RR_create_percent_selected_plot	my $choice_plot = &RR_create_percent_selected_plot
Line 881 sub radio_response_analysis {	Line 941 sub radio_response_analysis {
$choice_plot ne '' \|\|	$choice_plot ne '' \|\|
$stacked_plot ne '') {	$stacked_plot ne '') {
my $correct = $foil_choice_data->{'_correct'};	my $correct = $foil_choice_data->{'_correct'};
if (! defined($correct) \|\| $correct eq '') {	$correct \|= 0;
$correct = 0;	my $incorrect = $foil_choice_data->{'_count'}-$correct;
}
my $incorrect =
$analysis_html.= '<tr><td colspan="4" align="center">'.	$analysis_html.= '<tr><td colspan="4" align="center">'.
'<font size="+1">'.	'<font size="+1">'.
&mt($pre_graph_text,	&mt($pre_graph_text,
$plot_num,$foil_choice_data->{'_count'},	$plot_num,$foil_choice_data->{'_count'},
$correct,	$correct,
$foil_choice_data->{'_count'}-$correct,	$incorrect,
$foil_choice_data->{'_students'},	$foil_choice_data->{'_students'},
@extra_data).	@extra_data).
'</td></tr>'.$/;	'</td></tr>'.$/;
Line 912 sub radio_response_analysis {	Line 970 sub radio_response_analysis {
}	}
} elsif ($no_data_text ne '') {	} elsif ($no_data_text ne '') {
$analysis_html.='<tr><td colspan="4" align="center">'.	$analysis_html.='<tr><td colspan="4" align="center">'.
	'<div class="LC_warning">'.
&mt($no_data_text,	&mt($no_data_text,
$plot_num,$foil_choice_data->{'_count'},	$plot_num,$foil_choice_data->{'_count'},
$correct,	$correct,
$foil_choice_data->{'_count'}-$correct,	$foil_choice_data->{'_count'}-$correct,
@extra_data);	@extra_data).
	'</div>';
if (defined($post_graph_text)) {	if (defined($post_graph_text)) {
$analysis_html.='<br />'.$post_graph_text;	$analysis_html.='<br />'.$post_graph_text;
}	}
Line 935 sub ensure_start_end_times {	Line 995 sub ensure_start_end_times {
(localtime($last - $sec_in_day*($plot_num-1)))[3..5];	(localtime($last - $sec_in_day*($plot_num-1)))[3..5];
$start = &Time::Local::timelocal(0,0,0,$sday,$smon,$syear);	$start = &Time::Local::timelocal(0,0,0,$sday,$smon,$syear);
$end = $start + $sec_in_day;	$end = $start + $sec_in_day;
if ($plot_num == $ENV{'form.NumPlots'}) {	if ($plot_num == $env{'form.NumPlots'}) {
$start = $first;	$start = $first;
}	}
}	}
Line 978 sub RR_concept_plot {	Line 1038 sub RR_concept_plot {
for (my $i=0;$i<=$#correct;$i++) {	for (my $i=0;$i<=$#correct;$i++) {
$correct[$i] = sprintf('%0f',$correct[$i]/$total*100);	$correct[$i] = sprintf('%0f',$correct[$i]/$total*100);
}	}
my $xlabel = 'concept';	my $xlabel = &mt('concept');
	my $ylabel = &mt('Percent Choosing');
my $plot= &Apache::loncommon::DrawBarGraph($title,	my $plot= &Apache::loncommon::DrawBarGraph($title,
$xlabel,	$xlabel,
'Percent Choosing',	$ylabel,
100,	100,
['#33ff00','#ff3300'],	['#33ff00','#ff3300'],
undef,	undef,
Line 1047 sub RR_create_percent_selected_plot {	Line 1108 sub RR_create_percent_selected_plot {
@labels = (1 .. scalar(@correct));	@labels = (1 .. scalar(@correct));
}	}
#	#
my $xlabel = 'foil chosen';	my $xlabel = &mt('foil chosen');
	my $ylabel = &mt('Percent Choosing');
my $plot= &Apache::loncommon::DrawBarGraph($title,	my $plot= &Apache::loncommon::DrawBarGraph($title,
$xlabel,	$xlabel,
'Percent Choosing',	$ylabel,
100,	100,
['#33ff00','#ff3300'],	['#33ff00','#ff3300'],
\@labels,	\@labels,
Line 1111 sub RR_create_stacked_selection_plot {	Line 1173 sub RR_create_stacked_selection_plot {
push(@empty_row,0);	push(@empty_row,0);
}	}
#	#
	my $xlabel = &mt('Correct Foil');
	my $ylabel = &mt('foils chosen Incorrectly');
my $graph = &Apache::loncommon::DrawBarGraph	my $graph = &Apache::loncommon::DrawBarGraph
($title,'Correct Foil','foils chosen Incorrectly',	($title,$xlabel,$ylabel,
100,$plotcolors,\@labels,\@empty_row,@dataset);	100,$plotcolors,\@labels,\@empty_row,@dataset);
return ($graph,\%count_per_foil);	return ($graph,\%count_per_foil);
}	}
Line 1172 sub OptionResponseAnalysis {	Line 1236 sub OptionResponseAnalysis {
$problem->{'respid'});	$problem->{'respid'});
# Note: part data is not needed.	# Note: part data is not needed.
my $PerformanceData = &Apache::loncoursedata::get_response_data	my $PerformanceData = &Apache::loncoursedata::get_response_data
(\@Apache::lonstatistics::SelectedSections,	([&Apache::lonstatistics::get_selected_sections()],
	[&Apache::lonstatistics::get_selected_groups()],
$Apache::lonstatistics::enrollment_status,	$Apache::lonstatistics::enrollment_status,
$resource->symb,$respid);	$resource->symb,$respid);
if (! defined($PerformanceData) \|\|	if (! defined($PerformanceData) \|\|
ref($PerformanceData) ne 'ARRAY' ) {	ref($PerformanceData) ne 'ARRAY' ) {
$r->print('<h2>'.	$r->print('<div class="LC_warning">'
&mt('There is no student data for this problem.').	.&mt('There is no student data for this problem.')
'</h2>');	.'</div>'
	);
} else {	} else {
$r->rflush();	$r->rflush();
if ($ENV{'form.AnalyzeOver'} eq 'tries') {	if ($env{'form.AnalyzeOver'} eq 'tries') {
my $analysis_html = &OR_tries_analysis($r,	my $analysis_html = &OR_tries_analysis($r,
$PerformanceData,	$PerformanceData,
$problem_data);	$problem_data);
$r->print($analysis_html);	$r->print($analysis_html);
$r->rflush();	$r->rflush();
} elsif ($ENV{'form.AnalyzeOver'} eq 'time') {	} elsif ($env{'form.AnalyzeOver'} eq 'time') {
my $analysis_html = &OR_time_analysis($PerformanceData,	my $analysis_html = &OR_time_analysis($PerformanceData,
$problem_data);	$problem_data);
$r->print($analysis_html);	$r->print($analysis_html);
$r->rflush();	$r->rflush();
} else {	} else {
$r->print('<h2>'.	$r->print('div class="LC_warning"'
&mt('The analysis you have selected is '.	.&mt('The analysis you have selected is not supported at this time.')
'not supported at this time').	.'</div>'
'</h2>');	);
}	}
}	}
}	}
Line 1210 sub OptionResponseAnalysis {	Line 1276 sub OptionResponseAnalysis {
sub OR_tries_analysis {	sub OR_tries_analysis {
my ($r,$PerformanceData,$ORdata) = @_;	my ($r,$PerformanceData,$ORdata) = @_;
my $mintries = 1;	my $mintries = 1;
my $maxtries = $ENV{'form.NumPlots'};	my $maxtries = $env{'form.NumPlots'};
my ($table,$Foils,$Concepts) = &build_foil_index($ORdata);	my ($table,$Foils,$Concepts) = &build_foil_index($ORdata);
if (! defined($Concepts)) {	if (! defined($Concepts)) {
$Concepts = [];	$Concepts = [];
Line 1274 sub OR_tries_analysis {	Line 1340 sub OR_tries_analysis {
if (! defined($response_data{'_total'}->[$try]) \|\|	if (! defined($response_data{'_total'}->[$try]) \|\|
$response_data{'_total'}->[$try] == 0) {	$response_data{'_total'}->[$try] == 0) {
if ($try > 1) {	if ($try > 1) {
$analysis_html.= '<tr><td align="center" colspan="4"><b>'.	$analysis_html.= '<tr><td colspan="4">'
&mt('None of the selected students attempted the problem more than [_1] times.',$try-1).	.'<div class="LC_info">'
'</b></td></tr>';	.&mt('None of the selected students attempted the problem more than [quant,_1,time].'
	,$try-1)
	.'</div>'
	.'</td></tr>';
} else {	} else {
$analysis_html.= '<tr><td colspan="4" align="center"><b>'.	$analysis_html.= '<tr><td colspan="4">'
&mt('None of the selected students have attempted the problem').'</b></td></tr>';	.'<div class="LC_info">'
	.&mt('None of the selected students have attempted the problem.')
	.'</div>'
	.'</td></tr>';
}	}
last;	last;
}	}
Line 1300 sub OR_tries_analysis {	Line 1372 sub OR_tries_analysis {
}	}
}	}
#	#
	my %lt = &Apache::lonlocal::texthash(
	'title' => 'Correct Concepts',
	'xlabel' => 'Concept Number',
	'ylabel' => 'Percent Correct');
$concept_graph = &Apache::loncommon::DrawBarGraph	$concept_graph = &Apache::loncommon::DrawBarGraph
('Correct Concepts','Concept Number','Percent Correct',	($lt{'title'},$lt{'xlabel'},$lt{'ylabel'},
100,$plotcolors,undef,\@concept_plot_data,{xskip=>1});	100,$plotcolors,undef,\@concept_plot_data,{xskip=>1});
}	}
#	#
# Create Foil Plots	# Create Foil Plots
my $data_count = $response_data{'_total'}->[$try];	my $data_count = $response_data{'_total'}->[$try];
my $correct = $response_data{'_correct'}->[$try];	my $correct = $response_data{'_correct'}->[$try];
if (! defined($correct)) { $correct = 0; }	$correct \|= 0;
my @Datasets;	my @Datasets;
foreach my $option ('_correct',@{$ORdata->{'_Options'}}) {	foreach my $option ('_correct',@{$ORdata->{'_Options'}}) {
next if (! exists($foil_plot[$try]->{$option}));	next if (! exists($foil_plot[$try]->{$option}));
Line 1339 sub OR_tries_analysis {	Line 1415 sub OR_tries_analysis {
push(@Labels,'');	push(@Labels,'');
}	}
#	#
	my %lt = &Apache::lonlocal::texthash(
	'title' => 'Correct Statements',
	'xlabel' => 'Statement',
	'ylabel' => '% Answered Correct');
my $correct_graph = &Apache::loncommon::DrawBarGraph	my $correct_graph = &Apache::loncommon::DrawBarGraph
('Correct Statements','Statement','% Answered Correct',	($lt{'title'},$lt{'xlabel'},$lt{'ylabel'},
100,$plotcolors,\@Labels,$Datasets[0],{xskip=>1});	100,$plotcolors,\@Labels,$Datasets[0],{xskip=>1});

#	#
Line 1351 sub OR_tries_analysis {	Line 1431 sub OR_tries_analysis {
}	}
my $count = $response_data{'_total'}->[$try] -	my $count = $response_data{'_total'}->[$try] -
$response_data{'_correct'}->[$try];	$response_data{'_correct'}->[$try];
	%lt = &Apache::lonlocal::texthash(
	'title' => 'Incorrect Statements',
	'xlabel' => 'Statement',
	'ylabel' => '% Chosen Incorrectly');
my $incorrect_graph = &Apache::loncommon::DrawBarGraph	my $incorrect_graph = &Apache::loncommon::DrawBarGraph
('Incorrect Statements','Statement','% Chosen Incorrectly',	($lt{'title'},$lt{'xlabel'},$lt{'ylabel'},
100,$plotcolors,\@Labels,@Datasets,{xskip=>1});	100,$plotcolors,\@Labels,@Datasets,{xskip=>1});
$analysis_html.=	$analysis_html.=
'<tr><td colspan="4" align="center">'.	'<tr><td colspan="4" align="center">'.
Line 1414 sub OR_time_analysis {	Line 1498 sub OR_time_analysis {
if (defined($Concepts)) { $num_concepts = scalar(@$Concepts); }	if (defined($Concepts)) { $num_concepts = scalar(@$Concepts); }
#	#
if ($num_concepts < 2) {	if ($num_concepts < 2) {
$table = '<h3>'.	$table = '<p class="LC_info">'.
&mt('Not enough data for concept analysis. '.	&mt('Not enough data for concept analysis.'.
'Performing Foil Analysis').	' Performing Foil Analysis instead.').
'</h3>'.$table;	'</p>'.
	$table;
}	}
#	#
my $num_plots = $ENV{'form.NumPlots'};	my $num_plots = $env{'form.NumPlots'};
my $num_data = scalar(@$performance_data)-1;	my $num_data = scalar(@$performance_data)-1;
#	#
my $current_index;	my $current_index;
Line 1471 sub OR_time_analysis {	Line 1556 sub OR_time_analysis {
##	##
my ($processed_time_data,$correct,$data_count,$student_count) =	my ($processed_time_data,$correct,$data_count,$student_count) =
&OR_time_process_data($performance_data,$begin_index,$end_index);	&OR_time_process_data($performance_data,$begin_index,$end_index);
	$correct \|= 0;
##	##
$table .= '<tr><td colspan="4" align="center"><font size="+1">'.	$table .= '<tr><td colspan="4" align="center"><font size="+1">'.
&mt('[_1] submissions from [_2] students, [_3] correct, [_4] incorrect',	&mt('[quant,_1,submission,submissions,No submissions] from [quant,_2,student], [_3] correct, [_4] incorrect',
$data_count,$student_count,$correct,$data_count-$correct).	$data_count,$student_count,$correct,$data_count-$correct).
'</font></td></tr>'.$/;	'</font></td></tr>'.$/;
my $concept_correct_plot = '';	my $concept_correct_plot = '';
Line 1495 sub OR_time_analysis {	Line 1581 sub OR_time_analysis {
$table .= '<tr><td colspan="4" align="center">'.	$table .= '<tr><td colspan="4" align="center">'.
&mt('Start time: [_1]',$startdateform).'<br />'.	&mt('Start time: [_1]',$startdateform).'<br />'.
&mt('End time: [_1]',$enddateform).'</td></tr>'.$/;	&mt('End time: [_1]',$enddateform).'</td></tr>'.$/;
$table.= '<tr><td colspan="4">&nbsp</td></tr>'.$/;	$table.= '<tr><td colspan="4"> </td></tr>'.$/;
}	}
$table .= '</table>';	$table .= '</table>';
#	#
Line 1506 sub OR_Foil_Time_Analysis {	Line 1592 sub OR_Foil_Time_Analysis {
my ($processed_time_data,$correct,$data_count,$student_count,	my ($processed_time_data,$correct,$data_count,$student_count,
$ORdata,$Foils,$Concepts) = @_;	$ORdata,$Foils,$Concepts) = @_;
if ($data_count <= 0) {	if ($data_count <= 0) {
return ('<h2>'.&mt('There is no data to plot').'</h2>','');	return ('<div class="LC_warning">'
	.&mt('There is no data to plot.')
	.'</div>'
	,''
	);
}	}
my $analysis_html;	my $analysis_html;
my @plotdata;	my @plotdata;
Line 1541 sub OR_Foil_Time_Analysis {	Line 1631 sub OR_Foil_Time_Analysis {
}	}
#	#
# Create the plot	# Create the plot
my $correct_plot = &Apache::loncommon::DrawBarGraph('Correct Statements',	my %lt = &Apache::lonlocal::texthash(
'Statement Number',	'title' => 'Correct Statements',
'Percent Correct',	'xlabel' => 'Statement Number',
	'ylabel' => 'Percent Correct');
	my $correct_plot = &Apache::loncommon::DrawBarGraph($lt{'title'},
	$lt{'xlabel'},
	$lt{'ylabel'},
100,	100,
$plotcolors,	$plotcolors,
undef,	undef,
Line 1552 sub OR_Foil_Time_Analysis {	Line 1646 sub OR_Foil_Time_Analysis {
for (my $j=0; $j< scalar(@{$plotdata[0]});$j++) {	for (my $j=0; $j< scalar(@{$plotdata[0]});$j++) {
$plotdata[0]->[$j]=0;	$plotdata[0]->[$j]=0;
}	}
	%lt = &Apache::lonlocal::texthash(
	'title' => 'Incorrect Statements',
	'xlabel' => 'Statement Number',
	'ylabel' => 'Incorrect Option Choice');
my $incorrect_plot =	my $incorrect_plot =
&Apache::loncommon::DrawBarGraph('Incorrect Statements',	&Apache::loncommon::DrawBarGraph($lt{'title'},
'Statement Number',	$lt{'xlabel'},
'Incorrect Option Choice',	$lt{'ylabel'},
100,	100,
$plotcolors,	$plotcolors,
undef,	undef,
Line 1584 sub OR_Concept_Time_Analysis {	Line 1682 sub OR_Concept_Time_Analysis {
}	}
#	#
# Create the plot	# Create the plot
return &Apache::loncommon::DrawBarGraph('Correct Concepts',	my %lt = &Apache::lonlocal::texthash(
'Concept Number',	'title' => 'Correct Concepts',
'Percent Correct',	'xlabel' => 'Concept Number',
	'ylabel' => 'Percent Correct');
	return &Apache::loncommon::DrawBarGraph($lt{'title'},
	$lt{'xlabel'},
	$lt{'ylabel'},
100,	100,
$plotcolors,	$plotcolors,
undef,	undef,
Line 1682 sub build_foil_index {	Line 1784 sub build_foil_index {
}	}
#	#
# Build up the table of row labels.	# Build up the table of row labels.
my $table = '<table border="1" >'."\n";	my $table = &Apache::loncommon::start_data_table();
if (@Concepts > 1) {	if (@Concepts > 1) {
$table .= '<tr>'.	$table .= &Apache::loncommon::start_data_table_header_row().
'<th>'.&mt('Concept Number').'</th>'.	'<th>'.&mt('Concept Number').'</th>'.
'<th>'.&mt('Concept').'</th>'.	'<th>'.&mt('Concept').'</th>'.
'<th>'.&mt('Foil Number').'</th>'.	'<th>'.&mt('Foil Number').'</th>'.
'<th>'.&mt('Foil Name').'</th>'.	'<th>'.&mt('Foil Name').'</th>'.
'<th>'.&mt('Foil Text').'</th>'.	'<th>'.&mt('Foil Text').'</th>'.
'<th>'.&mt('Correct Value').'</th>'.	'<th>'.&mt('Correct Value').'</th>'.
"</tr>\n";	&Apache::loncommon::end_data_table_header_row();
} else {	} else {
$table .= '<tr>'.	$table .= &Apache::loncommon::start_data_table_header_row().
'<th>'.&mt('Foil Number').'</th>'.	'<th>'.&mt('Foil Number').'</th>'.
'<th>'.&mt('Foil Name').'</th>'.	'<th>'.&mt('Foil Name').'</th>'.
'<th>'.&mt('Foil Text').'</th>'.	'<th>'.&mt('Foil Text').'</th>'.
'<th>'.&mt('Correct Value').'</th>'.	'<th>'.&mt('Correct Value').'</th>'.
"</tr>\n";	&Apache::loncommon::end_data_table_header_row();
}	}
my $conceptindex = 1;	my $conceptindex = 1;
my $foilindex = 1;	my $foilindex = 1;
Line 1706 sub build_foil_index {	Line 1808 sub build_foil_index {
my @FoilsInConcept = @{$concept->{'foils'}};	my @FoilsInConcept = @{$concept->{'foils'}};
my $firstfoil = shift(@FoilsInConcept);	my $firstfoil = shift(@FoilsInConcept);
if (@Concepts > 1) {	if (@Concepts > 1) {
$table .= '<tr>'.	$table .= &Apache::loncommon::start_data_table_row().
'<td>'.$conceptindex.'</td>'.	'<td>'.$conceptindex.'</td>'.
'<td>'.&HTML::Entities::encode($concept->{'name'},'<>&"').'</td>'.	'<td>'.&HTML::Entities::encode($concept->{'name'},'<>&"').'</td>'.
'<td>'.$foilindex++.'</td>'.	'<td>'.$foilindex++.'</td>'.
'<td>'.&HTML::Entities::encode($Foildata{$firstfoil}->{'name'},'<>&"').'</td>'.	'<td>'.&HTML::Entities::encode($Foildata{$firstfoil}->{'name'},'<>&"').'</td>'.
'<td>'.$Foildata{$firstfoil}->{'text'}.'</td>'.	'<td>'.$Foildata{$firstfoil}->{'text'}.'</td>'.
'<td>'.&HTML::Entities::encode($Foildata{$firstfoil}->{'value'},'<>&"').'</td>'.	'<td>'.&HTML::Entities::encode($Foildata{$firstfoil}->{'value'},'<>&"').'</td>'.
"</tr>\n";	&Apache::loncommon::end_data_table_row();
} else {	} else {
$table .= '<tr>'.	$table .= &Apache::loncommon::start_data_table_row().
'<td>'.$foilindex++.'</td>'.	'<td>'.$foilindex++.'</td>'.
'<td>'.&HTML::Entities::encode($Foildata{$firstfoil}->{'name'},'<>&"').'</td>'.	'<td>'.&HTML::Entities::encode($Foildata{$firstfoil}->{'name'},'<>&"').'</td>'.
'<td>'.$Foildata{$firstfoil}->{'text'}.'</td>'.	'<td>'.$Foildata{$firstfoil}->{'text'}.'</td>'.
'<td>'.&HTML::Entities::encode($Foildata{$firstfoil}->{'value'},'<>&"').'</td>'.	'<td>'.&HTML::Entities::encode($Foildata{$firstfoil}->{'value'},'<>&"').'</td>'.
"</tr>\n";	&Apache::loncommon::end_data_table_row();
}	}
foreach my $foilid (@FoilsInConcept) {	foreach my $foilid (@FoilsInConcept) {
if (@Concepts > 1) {	if (@Concepts > 1) {
$table .= '<tr>'.	$table .= &Apache::loncommon::start_data_table_row().
'<td></td>'.	'<td></td>'.
'<td></td>'.	'<td></td>'.
'<td>'.$foilindex.'</td>'.	'<td>'.$foilindex.'</td>'.
'<td>'.&HTML::Entities::encode($Foildata{$foilid}->{'name'},'<>&"').'</td>'.	'<td>'.&HTML::Entities::encode($Foildata{$foilid}->{'name'},'<>&"').'</td>'.
'<td>'.$Foildata{$foilid}->{'text'}.'</td>'.	'<td>'.$Foildata{$foilid}->{'text'}.'</td>'.
'<td>'.&HTML::Entities::encode($Foildata{$foilid}->{'value'},'<>&"').'</td>'.	'<td>'.&HTML::Entities::encode($Foildata{$foilid}->{'value'},'<>&"').'</td>'.
"</tr>\n";	&Apache::loncommon::end_data_table_row();
} else {	} else {
$table .= '<tr>'.	$table .= &Apache::loncommon::start_data_table_row().
'<td>'.$foilindex.'</td>'.	'<td>'.$foilindex.'</td>'.
'<td>'.&HTML::Entities::encode($Foildata{$foilid}->{'name'},'<>&"').'</td>'.	'<td>'.&HTML::Entities::encode($Foildata{$foilid}->{'name'},'<>&"').'</td>'.
'<td>'.$Foildata{$foilid}->{'text'}.'</td>'.	'<td>'.$Foildata{$foilid}->{'text'}.'</td>'.
'<td>'.&HTML::Entities::encode($Foildata{$foilid}->{'value'},'<>&"').'</td>'.	'<td>'.&HTML::Entities::encode($Foildata{$foilid}->{'value'},'<>&"').'</td>'.
"</tr>\n";	&Apache::loncommon::end_data_table_row();
}	}
} continue {	} continue {
$foilindex++;	$foilindex++;
Line 1746 sub build_foil_index {	Line 1848 sub build_foil_index {
} continue {	} continue {
$conceptindex++;	$conceptindex++;
}	}
$table .= "</table>\n";	$table .= &Apache::loncommon::end_data_table();
#	#
# Build option index with color stuff	# Build option index with color stuff
return ($table,\@Foils,\@Concepts);	return ($table,\@Foils,\@Concepts);
Line 1802 sub build_foil_key {	Line 1904 sub build_foil_key {
sub CreateInterface {	sub CreateInterface {
##	##
## Environment variable initialization	## Environment variable initialization
if (! exists$ENV{'form.AnalyzeOver'}) {	if (! exists($env{'form.AnalyzeOver'})) {
$ENV{'form.AnalyzeOver'} = 'tries';	$env{'form.AnalyzeOver'} = 'tries';
}	}
##	##
## Build the menu	## Build the menu
my $Str = '';	my $Str = '';
$Str .= &Apache::lonhtmlcommon::breadcrumbs	$Str .= '<p>';
(undef,'Detailed Problem Analysis');	$Str .= &Apache::loncommon::start_data_table();
$Str .= '<table cellspacing="5">'."\n";	$Str .= &Apache::loncommon::start_data_table_header_row();
$Str .= '<tr>';	$Str .= '<th>'.&mt('Sections').'</th>';
$Str .= '<td align="center"><b>'.&mt('Sections').'</b></td>';	$Str .= '<th>'.&mt('Groups').'</th>';
$Str .= '<td align="center"><b>'.&mt('Enrollment Status').'</b></td>';	$Str .= '<th>'.&mt('Access Status').'</th>';
$Str .= '<td align="center"> </td>';	$Str .= '<th>'.&mt('Options').'</th>';
$Str .= '</tr>'."\n";	$Str .= &Apache::loncommon::end_data_table_header_row();
##	##
##	##
$Str .= '<tr><td align="center">'."\n";	$Str .= &Apache::loncommon::start_data_table_row();
	$Str .= '<td align="center">'."\n";
$Str .= &Apache::lonstatistics::SectionSelect('Section','multiple',5);	$Str .= &Apache::lonstatistics::SectionSelect('Section','multiple',5);
$Str .= '</td>';	$Str .= '</td>';
#	#
	$Str .= '<td align="center">'."\n";
	$Str .= &Apache::lonstatistics::GroupSelect('Group','multiple',5);
	$Str .= '</td>';
	#
$Str .= '<td align="center">';	$Str .= '<td align="center">';
$Str .= &Apache::lonhtmlcommon::StatusOptions(undef,undef,5);	$Str .= &Apache::lonhtmlcommon::StatusOptions(undef,undef,5);
$Str .= '</td>';	$Str .= '</td>';
#	#
##	##
##	##
$Str .= '<td>';	$Str .= '<td valign="top">';
##	##
my $showprob_checkbox =	my $showprob_checkbox =
'<input type="checkbox" name="show_prob" value="true" ';	'<input type="checkbox" name="show_prob" value="true"';
if ($ENV{'form.show_prob'} eq 'true') {	if ($env{'form.show_prob'} eq 'true') {
$showprob_checkbox .= 'checked ';	$showprob_checkbox .= ' checked="checked"';
}	}
$showprob_checkbox.= ' />';	$showprob_checkbox.= ' />';
$Str.= '<nobr><label>'.	$Str.= '<span class="LC_nobreak"><label>'.
&mt('Show problem [_1]',$showprob_checkbox).	$showprob_checkbox.' '.&mt('Show problem').
'</label></nobr><br />';	'</label></span><br />';
##	##
my $analyze_selector = '<select name="AnalyzeOver" >';	my $analyze_selector = '<select name="AnalyzeOver" >';
$analyze_selector .= '<option value="tries" ';	$analyze_selector .= '<option value="tries" ';
if (! exists($ENV{'form.AnalyzeOver'}) \|\|	if (! exists($env{'form.AnalyzeOver'}) \|\|
$ENV{'form.AnalyzeOver'} eq 'tries'){	$env{'form.AnalyzeOver'} eq 'tries'){
# Default to tries	# Default to tries
$analyze_selector .= ' selected ';	$analyze_selector .= ' selected="selected" ';
}	}
$analyze_selector .= '>'.&mt('Tries').'</option>';	$analyze_selector .= '>'.&mt('Tries').'</option>';
$analyze_selector .= '<option value="time" ';	$analyze_selector .= '<option value="time" ';
$analyze_selector .= ' selected ' if ($ENV{'form.AnalyzeOver'} eq 'time');	$analyze_selector .= ' selected ' if ($env{'form.AnalyzeOver'} eq 'time');
$analyze_selector .= '>'.&mt('Time').'</option>';	$analyze_selector .= '>'.&mt('Time').'</option>';
$analyze_selector .= '</select>';	$analyze_selector .= '</select>';
$Str .= '<nobr><label>'.	$Str .= '<span class="LC_nobreak"><label>'.
&mt('Analyze Over [_1] [_2]',	&mt('Analyze Over [_1] [_2]',
$analyze_selector,	$analyze_selector,
&Apache::loncommon::help_open_topic('Analysis_Analyze_Over')).	&Apache::loncommon::help_open_topic('Analysis_Analyze_Over')).
'</label></nobr><br />'.$/;	'</label></span><br />'.$/;
##	##
my $numplots_selector = '<select name="NumPlots">';	my $numplots_selector = '<select name="NumPlots">';
if (! exists($ENV{'form.NumPlots'})	if (! exists($env{'form.NumPlots'})
\|\| $ENV{'form.NumPlots'} < 1	\|\| $env{'form.NumPlots'} < 1
\|\| $ENV{'form.NumPlots'} > 20) {	\|\| $env{'form.NumPlots'} > 20) {
$ENV{'form.NumPlots'} = 5;	$env{'form.NumPlots'} = 5;
}	}
foreach my $i (1,2,3,4,5,6,7,8,10,15,20) {	foreach my $i (1,2,3,4,5,6,7,8,10,15,20) {
$numplots_selector .= '<option value="'.$i.'" ';	$numplots_selector .= '<option value="'.$i.'" ';
if ($ENV{'form.NumPlots'} == $i) { $numplots_selector.=' selected '; }	if ($env{'form.NumPlots'} == $i) { $numplots_selector.=' selected="selected" '; }
$numplots_selector .= '>'.$i.'</option>';	$numplots_selector .= '>'.$i.'</option>';
}	}
$numplots_selector .= '</select></nobr><br />';	$numplots_selector .= '</select>';
$Str .= '<nobr><label>'.&mt('Number of Plots [_1]',$numplots_selector).	$Str .= '<span class="LC_nobreak"><label>'.&mt('Number of Plots [_1]',$numplots_selector).
'</label></nobr>';	'</label></span><br />';
##	##
$Str .= '<nobr><label>'.&mt('Status: [_1]',
'<input type="text" '.
'name="stats_status" size="60" value="" />'
).
'</label></nobr>';
$Str .= '</td>';	$Str .= '</td>';
##	##
##	##
$Str .= '</tr>'."\n";	$Str .= &Apache::loncommon::end_data_table_row();
$Str .= '</table>'."\n";	$Str .= &Apache::loncommon::end_data_table();
	$Str .= '<p class="LC_nobreak"><label>'
	.&mt('Status: [_1]',
	'<input type="text" name="stats_status"'
	.' size="60" value="" readonly="readonly" />')
	.'</label></p>';
	$Str .= '</p>';
return $Str;	return $Str;
}	}

Line 1914 sub hashify_attempt {	Line 2022 sub hashify_attempt {
my %attempt;	my %attempt;
$attempt{'student'} = $row->[&Apache::loncoursedata::RD_sname()];	$attempt{'student'} = $row->[&Apache::loncoursedata::RD_sname()];
$attempt{'tries'} = $row->[&Apache::loncoursedata::RD_tries()];	$attempt{'tries'} = $row->[&Apache::loncoursedata::RD_tries()];
$attempt{'submission'} = &Apache::lonnet::unescape($row->[&Apache::loncoursedata::RD_submission()]);	$attempt{'submission'} = &unescape($row->[&Apache::loncoursedata::RD_submission()]);
$attempt{'award'} = $row->[&Apache::loncoursedata::RD_awarddetail()];	$attempt{'award'} = $row->[&Apache::loncoursedata::RD_awarddetail()];
$attempt{'timestamp'} = $row->[&Apache::loncoursedata::RD_timestamp()];	$attempt{'timestamp'} = $row->[&Apache::loncoursedata::RD_timestamp()];
return %attempt;	return %attempt;
Line 1938 sub Process_OR_Row {	Line 2046 sub Process_OR_Row {
my @Foilsubs = split('&',$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);	$foilid = &unescape($foilid);
my (undef,$submission) = split('=',$Foilsubs[$j]);	my (undef,$submission) = split('=',$Foilsubs[$j]);
if ($correct) {	if ($correct) {
$RowData{$foilid}->{'_correct'}++;	$RowData{$foilid}->{'_correct'}++;
} else {	} else {
$submission = &Apache::lonnet::unescape($submission);	$submission = &unescape($submission);
$RowData{$foilid}->{$submission}++;	$RowData{$foilid}->{$submission}++;
}	}
$RowData{$foilid}->{'_total'}++;	$RowData{$foilid}->{'_total'}++;

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

Removed from v.1.117
changed lines
	Added in v.1.142.2.3