version 1.87, 2004/06/04 21:42:18
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version 1.109, 2006/05/30 12:46:50
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Line 50 Excel files, and plots.
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Line 50 Excel files, and plots.
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package Apache::lonproblemstatistics; |
package Apache::lonproblemstatistics; |
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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 60 use Apache::lonlocal;
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Line 60 use Apache::lonlocal;
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use Spreadsheet::WriteExcel; |
use Spreadsheet::WriteExcel; |
use Apache::lonstathelpers(); |
use Apache::lonstathelpers(); |
use Time::HiRes; |
use Time::HiRes; |
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use lib '/home/httpd/lib/perl/'; |
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use LONCAPA; |
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my @StatsArray; |
my @StatsArray; |
my %SeqStat; # keys are symbs, values are hash refs |
my %SeqStat; # keys are symbs, values are hash refs |
Line 231 my @Fields = (
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Line 234 my @Fields = (
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selectable => 'yes', |
selectable => 'yes', |
defaultselected => 'yes', |
defaultselected => 'yes', |
}, |
}, |
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{ name => 'tries_per_correct', |
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title => 'tries/correct', |
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align => 'right', |
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color => '#FFDDDD', |
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format => '%4.1f', |
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sortable => 'yes', |
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graphable => 'yes', |
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long_title => 'Tries per Correct Answer', |
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selectable => 'yes', |
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defaultselected => 'yes', |
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}, |
{ name => 'num_wrong', |
{ name => 'num_wrong', |
title => '#Wrng', |
title => '#Wrng', |
align => 'right', |
align => 'right', |
Line 238 my @Fields = (
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Line 252 my @Fields = (
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format => '%4.1f', |
format => '%4.1f', |
sortable => 'yes', |
sortable => 'yes', |
graphable => 'yes', |
graphable => 'yes', |
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long_title => 'Number of students whose final answer is wrong', |
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selectable => 'yes', |
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defaultselected => 'yes', |
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}, |
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{ name => 'per_wrong', |
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title => '%Wrng', |
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align => 'right', |
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color => '#FFDDDD', |
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format => '%4.1f', |
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sortable => 'yes', |
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graphable => 'yes', |
long_title => 'Percent of students whose final answer is wrong', |
long_title => 'Percent of students whose final answer is wrong', |
selectable => 'yes', |
selectable => 'yes', |
defaultselected => 'yes', |
defaultselected => 'yes', |
Line 263 my @Fields = (
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Line 288 my @Fields = (
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graphable => 'yes', |
graphable => 'yes', |
long_title => 'Degree of Discrimination', |
long_title => 'Degree of Discrimination', |
selectable => 'yes', |
selectable => 'yes', |
defaultselected => 'no', |
defaultselected => 'yes', |
}, |
}, |
## duedate included for research purposes. Commented out most of the time. |
## duedate included for research purposes. Commented out most of the time. |
# { name => 'duedate', |
# { name => 'duedate', |
Line 309 my @Fields = (
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Line 334 my @Fields = (
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# selectable => 'no', |
# selectable => 'no', |
# defaultselected => 'yes', |
# defaultselected => 'yes', |
# }, |
# }, |
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## maxtries included for research purposes. Commented out most of the time. |
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# { name => 'maxtries', |
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# title => 'Maxtries', |
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# align => 'left', |
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# color => '#FFFFFF', |
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# sortable => 'no', |
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# graphable => 'no', |
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# long_title => 'Maximum number of tries', |
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# selectable => 'no', |
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# defaultselected => 'yes', |
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# }, |
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## hinttries included for research purposes. Commented out most of the time. |
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# { name => 'hinttries', |
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# title => 'hinttries', |
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# align => 'left', |
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# color => '#FFFFFF', |
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# sortable => 'no', |
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# graphable => 'no', |
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# long_title => 'Number of tries before a hint appears', |
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# selectable => 'no', |
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# defaultselected => 'yes', |
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# }, |
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# |
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## problem weight for instructor |
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{ name => 'weight', |
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title => 'weight', |
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align => 'right', |
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color => '#FFFFFF', |
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sortable => 'no', |
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graphable => 'no', |
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long_title => 'Problem weight (for instructor)', |
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selectable => 'yes', |
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defaultselected => 'yes', |
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}, |
); |
); |
|
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my @SeqFields = ( |
my @SeqFields = ( |
Line 460 my %SelectedFields;
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Line 519 my %SelectedFields;
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sub parse_field_selection { |
sub parse_field_selection { |
# |
# |
# Pull out the defaults |
# Pull out the defaults |
if (! defined($ENV{'form.fieldselections'})) { |
if (! defined($env{'form.fieldselections'})) { |
$ENV{'form.fieldselections'} = []; |
$env{'form.fieldselections'} = []; |
foreach my $field (@Fields) { |
foreach my $field (@Fields) { |
next if ($field->{'selectable'} ne 'yes'); |
next if ($field->{'selectable'} ne 'yes'); |
if ($field->{'defaultselected'} eq 'yes') { |
if ($field->{'defaultselected'} eq 'yes') { |
push(@{$ENV{'form.fieldselections'}},$field->{'name'}); |
push(@{$env{'form.fieldselections'}},$field->{'name'}); |
} |
} |
} |
} |
} |
} |
# |
# |
# Make sure the data we are plotting is there |
# Make sure the data we are plotting is there |
my %NeededFields; |
my %NeededFields; |
if (exists($ENV{'form.plot'}) && $ENV{'form.plot'} ne '' && |
if (exists($env{'form.plot'}) && $env{'form.plot'} ne '' && |
$ENV{'form.plot'} ne 'none') { |
$env{'form.plot'} ne 'none') { |
if ($ENV{'form.plot'} eq 'degrees') { |
if ($env{'form.plot'} eq 'degrees') { |
$NeededFields{'deg_of_diff'}++; |
$NeededFields{'deg_of_diff'}++; |
$NeededFields{'deg_of_disc'}++; |
$NeededFields{'deg_of_disc'}++; |
} elsif ($ENV{'form.plot'} eq 'tries statistics') { |
} elsif ($env{'form.plot'} eq 'tries statistics') { |
$NeededFields{'mean_tries'}++; |
$NeededFields{'mean_tries'}++; |
$NeededFields{'std_tries'}++; |
$NeededFields{'std_tries'}++; |
$NeededFields{'problem_num'}++; |
$NeededFields{'problem_num'}++; |
} else { |
} else { |
$NeededFields{$ENV{'form.plot'}}++; |
$NeededFields{$env{'form.plot'}}++; |
} |
} |
} |
} |
# |
# |
# This should not happen, but in case it does... |
# This should not happen, but in case it does... |
if (ref($ENV{'form.fieldselections'}) ne 'ARRAY') { |
if (ref($env{'form.fieldselections'}) ne 'ARRAY') { |
$ENV{'form.fieldselections'} = [$ENV{'form.fieldselections'}]; |
$env{'form.fieldselections'} = [$env{'form.fieldselections'}]; |
} |
} |
# |
# |
# Set the field data and the selected fields (for easier checking) |
# Set the field data and the selected fields (for easier checking) |
Line 503 sub parse_field_selection {
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Line 562 sub parse_field_selection {
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$field->{'selected'} = 'yes'; |
$field->{'selected'} = 'yes'; |
$SelectedFields{$field->{'name'}}++; |
$SelectedFields{$field->{'name'}}++; |
} |
} |
foreach my $selection (@{$ENV{'form.fieldselections'}}) { |
foreach my $selection (@{$env{'form.fieldselections'}}) { |
if ($selection eq $field->{'name'} || $selection eq 'all') { |
if ($selection eq $field->{'name'} || $selection eq 'all') { |
$field->{'selected'} = 'yes'; |
$field->{'selected'} = 'yes'; |
$SelectedFields{$field->{'name'}}++; |
$SelectedFields{$field->{'name'}}++; |
Line 552 sub CreateInterface {
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Line 611 sub CreateInterface {
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&parse_field_selection(); |
&parse_field_selection(); |
# |
# |
my $Str = ''; |
my $Str = ''; |
$Str .= &Apache::lonhtmlcommon::breadcrumbs |
$Str .= &Apache::lonhtmlcommon::breadcrumbs('Overall Problem Statistics', |
(undef,'Overall Problem Statistics','Statistics_Overall_Key'); |
'Statistics_Overall_Key'); |
$Str .= '<table cellspacing="5">'."\n"; |
$Str .= '<table cellspacing="5">'."\n"; |
$Str .= '<tr>'; |
$Str .= '<tr>'; |
$Str .= '<td align="center"><b>'.&mt('Sections').'</b></td>'; |
$Str .= '<td align="center"><b>'.&mt('Sections').'</b></td>'; |
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$Str .= '<td align="center"><b>'.&mt('Groups').'</b></td>'; |
$Str .= '<td align="center"><b>'.&mt('Enrollment Status').'</b></td>'; |
$Str .= '<td align="center"><b>'.&mt('Enrollment Status').'</b></td>'; |
$Str .= '<td align="center"><b>'.&mt('Sequences and Folders').'</b></td>'; |
$Str .= '<td align="center"><b>'.&mt('Sequences and Folders').'</b></td>'; |
$Str .= '<td align="center"><b>'.&mt('Statistics').'</b></td>'; |
$Str .= '<td align="center"><b>'.&mt('Statistics').'</b></td>'; |
Line 567 sub CreateInterface {
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Line 627 sub CreateInterface {
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$Str .= '<tr><td align="center">'."\n"; |
$Str .= '<tr><td align="center">'."\n"; |
$Str .= &Apache::lonstatistics::SectionSelect('Section','multiple',5); |
$Str .= &Apache::lonstatistics::SectionSelect('Section','multiple',5); |
$Str .= '</td><td align="center">'; |
$Str .= '</td><td align="center">'; |
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$Str .= &Apache::lonstatistics::GroupSelect('Group','multiple',5); |
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$Str .= '</td><td align="center">'; |
$Str .= &Apache::lonhtmlcommon::StatusOptions(undef,undef,5); |
$Str .= &Apache::lonhtmlcommon::StatusOptions(undef,undef,5); |
$Str .= '</td><td align="center">'; |
$Str .= '</td><td align="center">'; |
# |
# |
my $only_seq_with_assessments = sub { |
$Str .= &Apache::lonstatistics::map_select('Maps','multiple,all',5); |
my $s=shift; |
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if ($s->{'num_assess'} < 1) { |
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return 0; |
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} else { |
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return 1; |
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} |
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}; |
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$Str .= &Apache::lonstatistics::MapSelect('Maps','multiple,all',5, |
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$only_seq_with_assessments); |
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$Str .= '</td><td>'.&field_selection_input(); |
$Str .= '</td><td>'.&field_selection_input(); |
$Str .= '</td></tr>'."\n"; |
$Str .= '</td></tr>'."\n"; |
$Str .= '</table>'."\n"; |
$Str .= '</table>'."\n"; |
Line 611 Main interface to problem statistics.
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Line 664 Main interface to problem statistics.
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############################################### |
############################################### |
############################################### |
############################################### |
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my $navmap; |
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my @sequences; |
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sub clean_up { |
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undef($navmap); |
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undef(@sequences); |
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} |
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sub BuildProblemStatisticsPage { |
sub BuildProblemStatisticsPage { |
my ($r,$c)=@_; |
my ($r,$c)=@_; |
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undef($navmap); |
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undef(@sequences); |
# |
# |
my %Saveable_Parameters = ('Status' => 'scalar', |
my %Saveable_Parameters = ('Status' => 'scalar', |
'statsoutputmode' => 'scalar', |
'statsoutputmode' => 'scalar', |
'Section' => 'array', |
'Section' => 'array', |
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'Groups' => 'array', |
'StudentData' => 'array', |
'StudentData' => 'array', |
'Maps' => 'array', |
'Maps' => 'array', |
'fieldselections'=> 'array'); |
'fieldselections'=> 'array'); |
Line 634 sub BuildProblemStatisticsPage {
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Line 698 sub BuildProblemStatisticsPage {
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# Finally let the user know we are here |
# Finally let the user know we are here |
my $interface = &CreateInterface($r); |
my $interface = &CreateInterface($r); |
$r->print($interface); |
$r->print($interface); |
$r->print('<input type="hidden" name="sortby" value="'.$ENV{'form.sortby'}. |
$r->print('<input type="hidden" name="sortby" value="'.$env{'form.sortby'}. |
'" />'); |
'" />'); |
# |
# |
my @CacheButtonHTML = |
my @CacheButtonHTML = |
Line 645 sub BuildProblemStatisticsPage {
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Line 709 sub BuildProblemStatisticsPage {
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} |
} |
# |
# |
$r->print($Str); |
$r->print($Str); |
if (! exists($ENV{'form.firstrun'})) { |
if (! exists($env{'form.firstrun'})) { |
$r->print('<h3>'. |
$r->print('<h3>'. |
&mt('Press "Generate Statistics" when you are ready.'). |
&mt('Press "Generate Statistics" when you are ready.'). |
'</h3><p>'. |
'</h3><p>'. |
Line 653 sub BuildProblemStatisticsPage {
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Line 717 sub BuildProblemStatisticsPage {
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'for the first analysis. Future analysis this session '. |
'for the first analysis. Future analysis this session '. |
' will not have this delay.'). |
' will not have this delay.'). |
'</p>'); |
'</p>'); |
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&clean_up(); |
return; |
return; |
} |
} |
$r->rflush(); |
$r->rflush(); |
Line 661 sub BuildProblemStatisticsPage {
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Line 726 sub BuildProblemStatisticsPage {
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# it does not slow things down noticably. |
# it does not slow things down noticably. |
&Apache::loncoursedata::populate_weight_table(); |
&Apache::loncoursedata::populate_weight_table(); |
# |
# |
if (exists($ENV{'form.Excel'})) { |
($navmap,@sequences) = |
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&Apache::lonstatistics::selected_sequences_with_assessments(); |
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if (! ref($navmap)) { |
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$r->print('<h1>'.&mt('A course-wide error occured.').'</h1>'. |
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'<h3>'.$navmap.'</h3>'); |
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&clean_up(); |
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return; |
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} |
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if (exists($env{'form.Excel'})) { |
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$r->print('<h4>'. |
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&Apache::lonstatistics::section_and_enrollment_description(). |
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'</h4>'); |
&Excel_output($r); |
&Excel_output($r); |
} else { |
} else { |
$r->print('<input type="submit" name="Excel" value="'. |
$r->print('<input type="submit" name="Excel" value="'. |
&mt('Produce Excel Output').'" />'.' 'x5); |
&mt('Produce Excel Output').'" />'.' 'x5); |
$r->rflush(); |
$r->rflush(); |
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$r->print('<h4>'. |
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&Apache::lonstatistics::section_and_enrollment_description(). |
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'</h4>'); |
my $count = 0; |
my $count = 0; |
foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) { |
foreach my $seq (@sequences) { |
$count += $seq->{'num_assess_parts'}; |
my @resources = |
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&Apache::lonstathelpers::get_resources($navmap,$seq); |
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$count += scalar(@resources); |
} |
} |
if ($count > 10) { |
if ($count > 10) { |
$r->print('<h2>'. |
$r->print('<h2>'. |
Line 681 sub BuildProblemStatisticsPage {
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Line 762 sub BuildProblemStatisticsPage {
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$r->rflush(); |
$r->rflush(); |
} |
} |
# |
# |
my $sortby = $ENV{'form.sortby'}; |
my $sortby = $env{'form.sortby'}; |
$sortby = 'container' if (! defined($sortby) || $sortby =~ /^\s*$/); |
$sortby = 'container' if (! defined($sortby) || $sortby =~ /^\s*$/); |
my $plot = $ENV{'form.plot'}; |
my $plot = $env{'form.plot'}; |
if ($plot eq '' || $plot eq 'none') { |
if ($plot eq '' || $plot eq 'none') { |
undef($plot); |
undef($plot); |
} |
} |
Line 698 sub BuildProblemStatisticsPage {
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Line 779 sub BuildProblemStatisticsPage {
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&output_sequence_statistics($r); |
&output_sequence_statistics($r); |
} |
} |
} |
} |
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&clean_up(); |
return; |
return; |
} |
} |
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sub output_sequence_statistics { |
sub output_sequence_statistics { |
my ($r) = @_; |
my ($r) = @_; |
my $c=$r->connection(); |
my $c=$r->connection(); |
$r->print('<h2>'.&mt('Sequence Statistics').'</h2>'); |
$r->print('<h2>'.&mt('Sequence Statistics'). |
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&Apache::loncommon::help_open_topic('Statistics_Sequence'). |
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'</h2>'); |
$r->print('<table border="0"><tr><td bgcolor="#777777">'."\n". |
$r->print('<table border="0"><tr><td bgcolor="#777777">'."\n". |
'<table border="0" cellpadding="3">'."\n". |
'<table border="0" cellpadding="3">'."\n". |
'<tr bgcolor="#FFFFE6">'); |
'<tr bgcolor="#FFFFE6">'); |
$r->print(&sequence_html_header()); |
$r->print(&sequence_html_header()); |
foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) { |
foreach my $seq (@sequences) { |
last if ($c->aborted); |
last if ($c->aborted); |
next if ($seq->{'num_assess'} < 1); |
|
&compute_sequence_statistics($seq); |
&compute_sequence_statistics($seq); |
$r->print(&sequence_html_output($seq)); |
$r->print(&sequence_html_output($seq)); |
} |
} |
Line 734 sub output_html_by_sequence {
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Line 817 sub output_html_by_sequence {
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my $c = $r->connection(); |
my $c = $r->connection(); |
$r->print(&html_preamble()); |
$r->print(&html_preamble()); |
# |
# |
foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) { |
foreach my $seq (@sequences) { |
last if ($c->aborted); |
last if ($c->aborted); |
next if ($seq->{'num_assess'} < 1); |
$r->print("<h3>".$seq->compTitle."</h3>". |
$r->print("<h3>".$seq->{'title'}."</h3>". |
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'<table border="0"><tr><td bgcolor="#777777">'."\n". |
'<table border="0"><tr><td bgcolor="#777777">'."\n". |
'<table border="0" cellpadding="3">'."\n". |
'<table border="0" cellpadding="3">'."\n". |
'<tr bgcolor="#FFFFE6">'. |
'<tr bgcolor="#FFFFE6">'. |
Line 758 sub output_html_stats {
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Line 840 sub output_html_stats {
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my ($r)=@_; |
my ($r)=@_; |
&compute_all_statistics($r); |
&compute_all_statistics($r); |
$r->print(&html_preamble()); |
$r->print(&html_preamble()); |
&sort_data($ENV{'form.sortby'}); |
&sort_data($env{'form.sortby'}); |
# |
# |
my $count=0; |
my $count=0; |
foreach my $data (@StatsArray) { |
foreach my $data (@StatsArray) { |
Line 780 sub output_html_stats {
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Line 862 sub output_html_stats {
|
sub html_preamble { |
sub html_preamble { |
my $Str=''; |
my $Str=''; |
$Str .= "<h2>". |
$Str .= "<h2>". |
$ENV{'course.'.$ENV{'request.course.id'}.'.description'}. |
$env{'course.'.$env{'request.course.id'}.'.description'}. |
"</h2>\n"; |
"</h2>\n"; |
my ($starttime,$endtime) = &Apache::lonstathelpers::get_time_limits(); |
my ($starttime,$endtime) = &Apache::lonstathelpers::get_time_limits(); |
if (defined($starttime) || defined($endtime)) { |
if (defined($starttime) || defined($endtime)) { |
Line 817 sub statistics_html_table_data {
|
Line 899 sub statistics_html_table_data {
|
if (exists($field->{'special'}) && $field->{'special'} eq 'link') { |
if (exists($field->{'special'}) && $field->{'special'} eq 'link') { |
$row .= '<a href="'.$data->{$field->{'name'}.'.link'}.'">'; |
$row .= '<a href="'.$data->{$field->{'name'}.'.link'}.'">'; |
} |
} |
if (exists($field->{'format'})) { |
if (exists($field->{'format'}) && $data->{$field->{'name'}} !~ /[A-Z]/i) { |
$row .= sprintf($field->{'format'},$data->{$field->{'name'}}); |
$row .= sprintf($field->{'format'},$data->{$field->{'name'}}); |
} else { |
} else { |
$row .= $data->{$field->{'name'}}; |
$row .= $data->{$field->{'name'}}; |
Line 874 sub sequence_html_header {
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Line 956 sub sequence_html_header {
|
|
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sub sequence_html_output { |
sub sequence_html_output { |
my ($seq) = @_; |
my ($seq) = @_; |
my $data = $SeqStat{$seq->{'symb'}}; |
my $data = $SeqStat{$seq->symb}; |
my $row = '<tr>'; |
my $row = '<tr>'; |
foreach my $field (@SeqFields) { |
foreach my $field (@SeqFields) { |
next if ($field->{'selected'} ne 'yes'); |
next if ($field->{'selected'} ne 'yes'); |
Line 904 sub sequence_html_output {
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Line 986 sub sequence_html_output {
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sub make_plot { |
sub make_plot { |
my ($r,$plot) = @_; |
my ($r,$plot) = @_; |
&compute_all_statistics($r); |
&compute_all_statistics($r); |
&sort_data($ENV{'form.sortby'}); |
&sort_data($env{'form.sortby'}); |
if ($plot eq 'degrees') { |
if ($plot eq 'degrees') { |
°rees_plot($r); |
°rees_plot($r); |
} elsif ($plot eq 'tries statistics') { |
} elsif ($plot eq 'tries statistics') { |
Line 1158 END
|
Line 1240 END
|
sub plot_dropdown { |
sub plot_dropdown { |
my $current = ''; |
my $current = ''; |
# |
# |
if (defined($ENV{'form.plot'})) { |
if (defined($env{'form.plot'})) { |
$current = $ENV{'form.plot'}; |
$current = $env{'form.plot'}; |
} |
} |
# |
# |
my @Additional_Plots = ( |
my @Additional_Plots = ( |
Line 1203 sub Excel_output {
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Line 1285 sub Excel_output {
|
&compute_all_statistics($r); |
&compute_all_statistics($r); |
my $c = $r->connection; |
my $c = $r->connection; |
return if ($c->aborted()); |
return if ($c->aborted()); |
|
# |
|
my ($starttime,$endtime) = &Apache::lonstathelpers::get_time_limits(); |
## |
## |
## Create the excel workbook |
## Create the excel workbook |
my $filename = '/prtspool/'. |
my ($excel_workbook,$filename,$format) = |
$ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'. |
&Apache::loncommon::create_workbook($r); |
time.'_'.rand(1000000000).'.xls'; |
return if (! defined($excel_workbook)); |
my ($starttime,$endtime) = &Apache::lonstathelpers::get_time_limits(); |
|
# |
|
# Create sheet |
|
my $excel_workbook = Spreadsheet::WriteExcel->new('/home/httpd'.$filename); |
|
# |
|
# Check for errors |
|
if (! defined($excel_workbook)) { |
|
$r->log_error("Error creating excel spreadsheet $filename: $!"); |
|
$r->print(&mt("Problems creating new Excel file. ". |
|
"This error has been logged. ". |
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"Please alert your LON-CAPA administrator.")); |
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return 0; |
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} |
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# |
|
# The excel spreadsheet stores temporary data in files, then put them |
|
# together. If needed we should be able to disable this (memory only). |
|
# The temporary directory must be specified before calling 'addworksheet'. |
|
# File::Temp is used to determine the temporary directory. |
|
$excel_workbook->set_tempdir($Apache::lonnet::tmpdir); |
|
# |
# |
# Add a worksheet |
# Add a worksheet |
my $sheetname = $ENV{'course.'.$ENV{'request.course.id'}.'.description'}; |
my $sheetname = $env{'course.'.$env{'request.course.id'}.'.description'}; |
if (length($sheetname) > 31) { |
if (length($sheetname) > 31) { |
$sheetname = substr($sheetname,0,31); |
$sheetname = substr($sheetname,0,31); |
} |
} |
my $excel_sheet = $excel_workbook->addworksheet( |
my $excel_sheet = $excel_workbook->addworksheet( |
&Apache::loncommon::clean_excel_name($sheetname)); |
&Apache::loncommon::clean_excel_name($sheetname)); |
# |
|
my $format = &Apache::loncommon::define_excel_formats($excel_workbook); |
|
## |
## |
## Begin creating excel sheet |
## Begin creating excel sheet |
## |
## |
Line 1244 sub Excel_output {
|
Line 1307 sub Excel_output {
|
# |
# |
# Put the course description in the header |
# Put the course description in the header |
$excel_sheet->write($rows_output,$cols_output++, |
$excel_sheet->write($rows_output,$cols_output++, |
$ENV{'course.'.$ENV{'request.course.id'}.'.description'}, |
$env{'course.'.$env{'request.course.id'}.'.description'}, |
$format->{'h1'}); |
$format->{'h1'}); |
$cols_output += 3; |
$cols_output += 3; |
# |
# |
# Put a description of the sections listed |
# Put a description of the sections listed |
my $sectionstring = ''; |
my $sectionstring = ''; |
$excel_sheet->write($rows_output,$cols_output++, |
$excel_sheet->write($rows_output,$cols_output++, |
&Apache::lonstathelpers::sections_description |
&Apache::lonstatistics::section_and_enrollment_description('plaintext'), |
(@Apache::lonstatistics::SelectedSections), |
|
$format->{'h3'}); |
$format->{'h3'}); |
$cols_output += scalar(@Apache::lonstatistics::SelectedSections); |
$cols_output += scalar(&Apache::lonstatistics::get_selected_sections()); |
|
$cols_output += scalar(&Apache::lonstatistics::get_selected_groups()); |
# |
# |
# Time restrictions |
# Time restrictions |
my $time_string; |
my $time_string; |
Line 1286 sub Excel_output {
|
Line 1349 sub Excel_output {
|
## |
## |
&write_headers($excel_sheet,$format,\$rows_output,\$cols_output, |
&write_headers($excel_sheet,$format,\$rows_output,\$cols_output, |
\@SeqFields); |
\@SeqFields); |
foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) { |
foreach my $seq (@sequences) { |
next if ($seq->{'num_assess'} < 1); |
my $data = $SeqStat{$seq->symb}; |
my $data = $SeqStat{$seq->{'symb'}}; |
|
$cols_output=0; |
$cols_output=0; |
foreach my $field (@SeqFields) { |
foreach my $field (@SeqFields) { |
next if ($field->{'selected'} ne 'yes'); |
next if ($field->{'selected'} ne 'yes'); |
Line 1384 sub write_headers {
|
Line 1446 sub write_headers {
|
sub compute_statistics_on_sequence { |
sub compute_statistics_on_sequence { |
my ($seq) = @_; |
my ($seq) = @_; |
my @Data; |
my @Data; |
foreach my $res (@{$seq->{'contents'}}) { |
foreach my $res (&Apache::lonstathelpers::get_resources($navmap,$seq)) { |
next if ($res->{'type'} ne 'assessment'); |
foreach my $part (@{$res->parts}) { |
foreach my $part (@{$res->{'parts'}}) { |
next if ($res->is_survey($part)); |
# |
# |
# This is where all the work happens |
# This is where all the work happens |
my $data = &get_statistics($seq,$res,$part,scalar(@StatsArray)+1); |
my $data = &get_statistics($seq,$res,$part,scalar(@StatsArray)+1); |
Line 1404 sub compute_all_statistics {
|
Line 1466 sub compute_all_statistics {
|
return; |
return; |
} |
} |
my $c = $r->connection; |
my $c = $r->connection; |
foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) { |
foreach my $seq (@sequences) { |
last if ($c->aborted); |
last if ($c->aborted); |
next if ($seq->{'num_assess'} < 1); |
|
&compute_sequence_statistics($seq); |
&compute_sequence_statistics($seq); |
&compute_statistics_on_sequence($seq); |
&compute_statistics_on_sequence($seq); |
} |
} |
Line 1493 sub get_statistics {
|
Line 1554 sub get_statistics {
|
my ($sequence,$resource,$part,$problem_num) = @_; |
my ($sequence,$resource,$part,$problem_num) = @_; |
# |
# |
my ($starttime,$endtime) = &Apache::lonstathelpers::get_time_limits(); |
my ($starttime,$endtime) = &Apache::lonstathelpers::get_time_limits(); |
my $symb = $resource->{'symb'}; |
my $symb = $resource->symb; |
my $courseid = $ENV{'request.course.id'}; |
my $courseid = $env{'request.course.id'}; |
# |
# |
my $data = &Apache::loncoursedata::get_problem_statistics |
my $data = &Apache::loncoursedata::get_problem_statistics |
(\@Apache::lonstatistics::SelectedSections, |
([&Apache::lonstatistics::get_selected_sections()], |
|
[&Apache::lonstatistics::get_selected_groups()], |
$Apache::lonstatistics::enrollment_status, |
$Apache::lonstatistics::enrollment_status, |
$symb,$part,$courseid,$starttime,$endtime); |
$symb,$part,$courseid,$starttime,$endtime); |
$data->{'symb'} = $symb; |
$data->{'symb'} = $symb; |
$data->{'part'} = $part; |
$data->{'part'} = $part; |
$data->{'problem_num'} = $problem_num; |
$data->{'problem_num'} = $problem_num; |
$data->{'container'} = $sequence->{'title'}; |
$data->{'container'} = $sequence->compTitle; |
$data->{'title'} = $resource->{'title'}; |
$data->{'title'} = $resource->compTitle; |
$data->{'title.link'} = $resource->{'src'}.'?symb='. |
$data->{'title.link'} = $resource->src.'?symb='. |
&Apache::lonnet::escape($resource->{'symb'}); |
&escape($resource->symb); |
# |
# |
if ($SelectedFields{'deg_of_disc'}) { |
if ($SelectedFields{'deg_of_disc'}) { |
$data->{'deg_of_disc'} = |
$data->{'deg_of_disc'} = |
Line 1515 sub get_statistics {
|
Line 1577 sub get_statistics {
|
# |
# |
# Store in metadata if computations were done for all students |
# Store in metadata if computations were done for all students |
if ($data->{'num_students'} > 1) { |
if ($data->{'num_students'} > 1) { |
my @Sections = @Apache::lonstatistics::SelectedSections; |
my @Sections = &Apache::lonstatistics::get_selected_sections(); |
my $sections = '"'.join(' ',@Sections).'"'; |
my $sections = '"'.join(' ',@Sections).'"'; |
$sections =~ s/&+/_/g; # Ensure no special characters |
$sections =~ s/&+/_/g; # Ensure no special characters |
$data->{'sections'}=$sections; |
$data->{'sections'}=$sections; |
$data->{'course'} = $ENV{'request.course.id'}; |
$data->{'course'} = $env{'request.course.id'}; |
my $urlres=(&Apache::lonnet::decode_symb($resource->{'symb'}))[2]; |
my $urlres=(&Apache::lonnet::decode_symb($resource->symb))[2]; |
$data->{'urlres'}=$urlres; |
$data->{'urlres'}=$urlres; |
my %storestats = |
my %storestats = |
&LONCAPA::lonmetadata::dynamic_metadata_storage($data); |
&LONCAPA::lonmetadata::dynamic_metadata_storage($data); |
Line 1528 sub get_statistics {
|
Line 1590 sub get_statistics {
|
&Apache::lonnet::put('nohist_resevaldata',\%storestats,$dom,$user); |
&Apache::lonnet::put('nohist_resevaldata',\%storestats,$dom,$user); |
} |
} |
# |
# |
|
$data->{'tries_per_correct'} = $data->{'tries'} / |
|
($data->{'num_solved'}+0.1); |
|
# |
# Get the due date for research purposes (commented out most of the time) |
# Get the due date for research purposes (commented out most of the time) |
# $data->{'duedate'} = |
# $data->{'duedate'} = |
# &Apache::lonnet::EXT('resource.'.$part.'.duedate',$symb); |
# &Apache::lonnet::EXT('resource.'.$part.'.duedate',$symb); |
# $data->{'opendate'} = |
# $data->{'opendate'} = |
# &Apache::lonnet::EXT('resource.'.$part.'.opendate',$symb); |
# &Apache::lonnet::EXT('resource.'.$part.'.opendate',$symb); |
|
# $data->{'maxtries'} = |
|
# &Apache::lonnet::EXT('resource.'.$part.'.maxtries',$symb); |
|
# $data->{'hinttries'} = |
|
# &Apache::lonnet::EXT('resource.'.$part.'.hinttries',$symb); |
|
$data->{'weight'} = |
|
&Apache::lonnet::EXT('resource.'.$part.'.weight',$symb); |
# $data->{'resptypes'} = join(',',@{$resource->{'partdata'}->{$part}->{'ResponseTypes'}}); |
# $data->{'resptypes'} = join(',',@{$resource->{'partdata'}->{$part}->{'ResponseTypes'}}); |
return $data; |
return $data; |
} |
} |
Line 1553 Returns: integer between -1 and 1
|
Line 1624 Returns: integer between -1 and 1
|
############################################### |
############################################### |
############################################### |
############################################### |
sub compute_discrimination_factor { |
sub compute_discrimination_factor { |
my ($resource,$part,$sequence) = @_; |
my ($resource,$part,$seq) = @_; |
|
my $symb = $resource->symb; |
my @Resources; |
my @Resources; |
foreach my $res (@{$sequence->{'contents'}}) { |
foreach my $res (&Apache::lonstathelpers::get_resources($navmap,$seq)){ |
next if ($res->{'symb'} eq $resource->{'symb'}); |
next if ($res->symb eq $symb); |
push (@Resources,$res->{'symb'}); |
push (@Resources,$res->symb); |
} |
} |
# |
# |
# rank |
# rank |
Line 1565 sub compute_discrimination_factor {
|
Line 1637 sub compute_discrimination_factor {
|
my $ranking = |
my $ranking = |
&Apache::loncoursedata::rank_students_by_scores_on_resources |
&Apache::loncoursedata::rank_students_by_scores_on_resources |
(\@Resources, |
(\@Resources, |
\@Apache::lonstatistics::SelectedSections, |
[&Apache::lonstatistics::get_selected_sections()], |
|
[&Apache::lonstatistics::get_selected_groups()], |
$Apache::lonstatistics::enrollment_status,undef, |
$Apache::lonstatistics::enrollment_status,undef, |
$starttime,$endtime); |
$starttime,$endtime, $symb); |
# |
# |
# compute their percent scores on the problems in the sequence, |
# compute their percent scores on the problems in the sequence, |
my $number_to_grab = int(scalar(@{$ranking})/4); |
my $number_to_grab = int(scalar(@{$ranking})/4); |
Line 1577 sub compute_discrimination_factor {
|
Line 1650 sub compute_discrimination_factor {
|
my @TopSet = |
my @TopSet = |
map { |
map { |
$_->[&Apache::loncoursedata::RNK_student()]; |
$_->[&Apache::loncoursedata::RNK_student()]; |
} @{$ranking}[($num_students-$number_to_grab)..($num_students-1)]; |
} @{$ranking}[-$number_to_grab..0]; |
|
if (! @BottomSet || (@BottomSet == 1 && $BottomSet[0] eq '') || |
|
! @TopSet || (@TopSet == 1 && $TopSet[0] eq '')) { |
|
return 'nan'; |
|
} |
my ($bottom_sum,$bottom_max) = |
my ($bottom_sum,$bottom_max) = |
&Apache::loncoursedata::get_sum_of_scores($resource,$part,\@BottomSet, |
&Apache::loncoursedata::get_sum_of_scores($symb,$part,\@BottomSet, |
undef,$starttime,$endtime); |
undef,$starttime,$endtime); |
my ($top_sum,$top_max) = |
my ($top_sum,$top_max) = |
&Apache::loncoursedata::get_sum_of_scores($resource,$part,\@TopSet, |
&Apache::loncoursedata::get_sum_of_scores($symb,$part,\@TopSet, |
undef,$starttime,$endtime); |
undef,$starttime,$endtime); |
my $deg_of_disc; |
my $deg_of_disc; |
if ($top_max == 0 || $bottom_max==0) { |
if ($top_max == 0 || $bottom_max==0) { |
Line 1614 sub compute_discrimination_factor {
|
Line 1691 sub compute_discrimination_factor {
|
############################################### |
############################################### |
sub compute_sequence_statistics { |
sub compute_sequence_statistics { |
my ($seq) = @_; |
my ($seq) = @_; |
my $symb = $seq->{'symb'}; |
my $symb = $seq->symb; |
my @Resources; |
my @Resources; |
foreach my $res (@{$seq->{'contents'}}) { |
my $part_count; |
next if ($res->{'type'} ne 'assessment'); |
foreach my $res (&Apache::lonstathelpers::get_resources($navmap,$seq)) { |
push (@Resources,$res->{'symb'}); |
push (@Resources,$res->symb); |
|
$part_count += scalar(@{$res->parts}); |
} |
} |
my ($starttime,$endtime) = &Apache::lonstathelpers::get_time_limits(); |
my ($starttime,$endtime) = &Apache::lonstathelpers::get_time_limits(); |
# |
# |
# First compute statistics based on student scores |
# First compute statistics based on student scores |
my ($smin,$smax,$sMean,$sSTD,$scount,$sMAX) = |
my ($smin,$smax,$sMean,$sSTD,$scount,$sMAX) = |
&Apache::loncoursedata::score_stats |
&Apache::loncoursedata::score_stats |
(\@Apache::lonstatistics::SelectedSections, |
([&Apache::lonstatistics::get_selected_sections()], |
|
[&Apache::lonstatistics::get_selected_groups()], |
$Apache::lonstatistics::enrollment_status, |
$Apache::lonstatistics::enrollment_status, |
\@Resources,$starttime,$endtime,undef); |
\@Resources,$starttime,$endtime,undef); |
$SeqStat{$symb}->{'title'} = $seq->{'title'}; |
$SeqStat{$symb}->{'title'} = $seq->compTitle; |
$SeqStat{$symb}->{'scoremax'} = $smax; |
$SeqStat{$symb}->{'scoremax'} = $smax; |
$SeqStat{$symb}->{'scoremin'} = $smin; |
$SeqStat{$symb}->{'scoremin'} = $smin; |
$SeqStat{$symb}->{'scoremean'} = $sMean; |
$SeqStat{$symb}->{'scoremean'} = $sMean; |
Line 1640 sub compute_sequence_statistics {
|
Line 1719 sub compute_sequence_statistics {
|
# 'correct' is taken to mean |
# 'correct' is taken to mean |
my ($cmin,$cmax,$cMean,$cSTD,$ccount)= |
my ($cmin,$cmax,$cMean,$cSTD,$ccount)= |
&Apache::loncoursedata::count_stats |
&Apache::loncoursedata::count_stats |
(\@Apache::lonstatistics::SelectedSections, |
([&Apache::lonstatistics::get_selected_sections()], |
|
[&Apache::lonstatistics::get_selected_groups()], |
$Apache::lonstatistics::enrollment_status, |
$Apache::lonstatistics::enrollment_status, |
\@Resources,$starttime,$endtime,undef); |
\@Resources,$starttime,$endtime,undef); |
my $K = $seq->{'num_assess_parts'}; |
my $K = $part_count; |
my $kr_21; |
my $kr_21; |
if ($K > 1 && $cSTD > 0) { |
if ($K > 1 && $cSTD > 0) { |
$kr_21 = ($K/($K-1)) * (1 - $cMean*($K-$cMean)/($K*$cSTD**2)); |
$kr_21 = ($K/($K-1)) * (1 - $cMean*($K-$cMean)/($K*$cSTD**2)); |