version 1.23, 2002/12/24 21:00:21
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version 1.74, 2003/11/11 22:14:28
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# The LearningOnline Network with CAPA |
# The LearningOnline Network with CAPA |
# (Publication Handler |
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# |
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# $Id$ |
# $Id$ |
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# |
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# http://www.lon-capa.org/ |
# http://www.lon-capa.org/ |
# |
# |
# (Navigate problems for statistical reports |
# (Navigate problems for statistical reports |
# YEAR=2001 |
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# 5/5,7/9,7/25/1,8/11,9/13,9/26,10/5,10/9,10/22,10/26 Behrouz Minaei |
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# 11/1,11/4,11/16,12/14,12/16,12/18,12/20,12/31 Behrouz Minaei |
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# YEAR=2002 |
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# 1/22,2/1,2/6,2/25,3/2,3/6,3/17,3/21,3/22,3/26,4/7,5/6 Behrouz Minaei |
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# 5/12,5/14,5/15,5/19,5/26,7/16,12/24 Behrouz Minaei |
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# |
# |
### |
####################################################### |
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####################################################### |
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=pod |
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=head1 NAME |
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lonstudentassessment |
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=head1 SYNOPSIS |
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Presents assessment data about a student or a group of students. |
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=head1 Subroutines |
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=over 4 |
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=cut |
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####################################################### |
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####################################################### |
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package Apache::lonstudentassessment; |
package Apache::lonstudentassessment; |
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use strict; |
use strict; |
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use Apache::lonstatistics; |
use Apache::lonhtmlcommon; |
use Apache::lonhtmlcommon; |
use Apache::loncoursedata; |
use Apache::loncoursedata; |
use GDBM_File; |
use Apache::lonnet; # for logging porpoises |
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use Spreadsheet::WriteExcel; |
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####################################################### |
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####################################################### |
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=pod |
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=item Package Variables |
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=over 4 |
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=item $Statistics Hash ref to store student data. Indexed by symb, |
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contains hashes with keys 'score' and 'max'. |
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=cut |
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####################################################### |
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####################################################### |
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my $Statistics; |
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####################################################### |
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####################################################### |
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=pod |
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=item $show_links 'yes' or 'no' for linking to student performance data |
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=item $output_mode 'html', 'excel', or 'csv' for output mode |
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=item $show 'all', 'totals', or 'scores' determines how much data is output |
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=item $data determines what performance data is shown |
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=item $datadescription A short description of the output data selected. |
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=item $base 'tries' or 'scores' determines the base of the performance shown |
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=item $single_student_mode evaluates to true if we are showing only one |
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student. |
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=cut |
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####################################################### |
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####################################################### |
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my $show_links; |
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my $output_mode; |
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my $data; |
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my $base; |
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my $datadescription; |
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my $single_student_mode; |
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####################################################### |
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####################################################### |
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# End of package variable declarations |
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=pod |
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=back |
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=cut |
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####################################################### |
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####################################################### |
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#my $jr; |
=pod |
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=item &BuildStudentAssessmentPage() |
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Inputs: |
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=over 4 |
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=item $r Apache Request |
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=item $c Apache Connection |
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=back |
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=cut |
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####################################################### |
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####################################################### |
sub BuildStudentAssessmentPage { |
sub BuildStudentAssessmentPage { |
my ($cacheDB,$students,$courseID,$formName,$headings,$spacing, |
my ($r,$c)=@_; |
$studentInformation,$r,$c)=@_; |
# |
# $jr = $r; |
undef($Statistics); |
my %cache; |
undef($show_links); |
unless(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER(),0640)) { |
undef($output_mode); |
$r->print('<html><body>Unable to tie database.</body></html>'); |
undef($data); |
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undef($base); |
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undef($datadescription); |
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undef($single_student_mode); |
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# |
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my %Saveable_Parameters = ('Status' => 'scalar', |
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'chartoutputmode' => 'scalar', |
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'chartoutputdata' => 'scalar', |
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'Section' => 'array', |
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'StudentData' => 'array', |
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'Maps' => 'array'); |
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&Apache::loncommon::store_course_settings('chart',\%Saveable_Parameters); |
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&Apache::loncommon::restore_course_settings('chart',\%Saveable_Parameters); |
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# |
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&Apache::lonstatistics::PrepareClasslist(); |
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# |
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$single_student_mode = 0; |
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$single_student_mode = 1 if ($ENV{'form.SelectedStudent'}); |
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if ($ENV{'form.selectstudent'}) { |
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&Apache::lonstatistics::DisplayClasslist($r); |
return; |
return; |
} |
} |
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# |
# Remove students who don't have the proper section. |
# Print out the HTML headers for the interface |
my @sectionsSelected = split(':',$cache{'sectionsSelected'}); |
# This also parses the output mode selector |
for(my $studentIndex=((scalar @$students)-1); $studentIndex>=0; |
# This step must *always* be done. |
$studentIndex--) { |
$r->print(&CreateInterface()); |
my $value = $cache{$students->[$studentIndex].':section'}; |
$r->print('<input type="hidden" name="notfirstrun" value="true" />'); |
my $found = 0; |
$r->print('<input type="hidden" name="sort" value="'. |
foreach (@sectionsSelected) { |
$ENV{'form.sort'}.'" />'); |
if($_ eq 'none') { |
$r->rflush(); |
if($value eq '' || !defined($value) || $value eq ' ') { |
# |
$found = 1; |
if (! exists($ENV{'form.notfirstrun'}) && ! $single_student_mode) { |
last; |
return; |
} |
} |
} else { |
# |
if($value eq $_) { |
my $initialize = \&html_initialize; |
$found = 1; |
my $output_student = \&html_outputstudent; |
last; |
my $finish = \&html_finish; |
} |
# |
} |
if ($output_mode eq 'excel') { |
} |
$initialize = \&excel_initialize; |
if($found == 0) { |
$output_student = \&excel_outputstudent; |
splice(@$students, $studentIndex, 1); |
$finish = \&excel_finish; |
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} elsif ($output_mode eq 'csv') { |
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$initialize = \&csv_initialize; |
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$output_student = \&csv_outputstudent; |
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$finish = \&csv_finish; |
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} |
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# |
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if($c->aborted()) { return ; } |
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# |
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# Determine which students we want to look at |
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my @Students; |
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if ($single_student_mode) { |
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@Students = (&Apache::lonstatistics::current_student()); |
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$r->print(&next_and_previous_buttons()); |
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$r->rflush(); |
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} else { |
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@Students = @Apache::lonstatistics::Students; |
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} |
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# |
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# Perform generic initialization tasks |
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# Since we use lonnet::EXT to retrieve problem weights, |
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# to ensure current data we must clear the caches out. |
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# This makes sure that parameter changes at the student level |
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# are immediately reflected in the chart. |
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&Apache::lonnet::clear_EXT_cache_status(); |
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# |
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# Clean out loncoursedata's package data, just to be safe. |
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&Apache::loncoursedata::clear_internal_caches(); |
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# |
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# Call the initialize routine selected above |
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$initialize->($r); |
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foreach my $student (@Students) { |
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if($c->aborted()) { |
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$finish->($r); |
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return ; |
} |
} |
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# Call the output_student routine selected above |
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$output_student->($r,$student); |
} |
} |
my ($infoHeadings, $infoKeys, $sequenceHeadings, $sequenceKeys, |
# Call the "finish" routine selected above |
$doNotShow) = |
$finish->($r); |
&ShouldShowColumns(\%cache, $headings, $studentInformation); |
# |
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return; |
my $selectedName = &FindSelectedStudent(\%cache, |
} |
$cache{'StudentAssessmentStudent'}, |
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$students); |
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$r->print(&CreateInterface(\%cache, $selectedName, $students, $formName, |
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$doNotShow)); |
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$r->rflush(); |
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####################################################### |
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####################################################### |
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sub next_and_previous_buttons { |
my $Str = ''; |
my $Str = ''; |
if($selectedName eq 'No Student Selected') { |
$Str .= '<input type="hidden" name="SelectedStudent" value="'. |
$Str .= '<h3><font color=blue>WARNING: '; |
$ENV{'form.SelectedStudent'}.'" />'; |
$Str .= 'Please select a student</font></h3>'; |
# |
$r->print($Str); |
# Build the previous student link |
return; |
my $previous = &Apache::lonstatistics::previous_student(); |
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my $previousbutton = ''; |
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if (defined($previous)) { |
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my $sname = $previous->{'username'}.':'.$previous->{'domain'}; |
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$previousbutton .= '<input type="button" value="'. |
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'Previous Student ('. |
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$previous->{'username'}.'@'.$previous->{'domain'}.')'. |
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'" onclick="document.Statistics.SelectedStudent.value='. |
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"'".$sname."'".';'. |
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'document.Statistics.submit();" />'; |
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} else { |
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$previousbutton .= '<input type="button" value="'. |
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'Previous student (none)'.'" />'; |
} |
} |
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# |
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# Build the next student link |
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my $next = &Apache::lonstatistics::next_student(); |
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my $nextbutton = ''; |
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if (defined($next)) { |
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my $sname = $next->{'username'}.':'.$next->{'domain'}; |
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$nextbutton .= '<input type="button" value="'. |
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'Next Student ('. |
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$next->{'username'}.'@'.$next->{'domain'}.')'. |
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'" onclick="document.Statistics.SelectedStudent.value='. |
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"'".$sname."'".';'. |
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'document.Statistics.submit();" />'; |
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} else { |
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$nextbutton .= '<input type="button" value="'. |
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'Next student (none)'.'" />'; |
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} |
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# |
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# Build the 'all students' button |
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my $all = ''; |
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$all .= '<input type="button" value="All Students" '. |
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'" onclick="document.Statistics.SelectedStudent.value='. |
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"''".';'.'document.Statistics.submit();" />'; |
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$Str .= $previousbutton.(' 'x5).$all.(' 'x5).$nextbutton; |
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return $Str; |
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} |
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$r->print(&CreateTableHeadings(\%cache, $spacing, $infoKeys, $infoHeadings, |
####################################################### |
$sequenceKeys, $sequenceHeadings)); |
####################################################### |
untie(%cache); |
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if($c->aborted()) { return $Str; } |
sub get_student_fields_to_show { |
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my @to_show = @Apache::lonstatistics::SelectedStudentData; |
my $selected=0; |
foreach (@to_show) { |
$r->print('<pre>'."\n"); |
if ($_ eq 'all') { |
foreach (@$students) { |
@to_show = @Apache::lonstatistics::StudentDataOrder; |
if($c->aborted()) { return $Str; } |
last; |
next if ($_ ne $selectedName && |
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$selectedName ne 'All Students'); |
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$selected = 1; |
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my @who = ($_); |
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next if(&Apache::loncoursedata::DownloadStudentCourseData(\@who, 'true', |
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$cacheDB, 'true', |
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'false', $courseID, |
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$r, $c) ne 'OK'); |
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next if($c->aborted()); |
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if(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER(),0640)) { |
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my @before=(); |
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my @after=(); |
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my @updateColumn=(); |
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my $foundUpdate = 0; |
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foreach(@$infoKeys) { |
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if(/updateTime/) { |
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$foundUpdate=1; |
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push(@updateColumn, $_); |
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next; |
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} |
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if($foundUpdate) { |
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push(@after, $_); |
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} else { |
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push(@before, $_); |
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} |
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} |
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my $displayString = 'DISPLAYDATA'.$spacing; |
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$r->print(&Apache::lonhtmlcommon::FormatStudentInformation( |
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\%cache, $_, |
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\@before, |
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$displayString, |
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'preformatted')); |
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if($foundUpdate) { |
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$displayString = ''; |
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$displayString .= '<a href="/adm/statistics?reportSelected='; |
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$displayString .= &Apache::lonnet::escape('Student Assessment'); |
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$displayString .= '&download='.$_.'">'; |
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$displayString .= 'DISPLAYDATA</a>'.$spacing; |
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$r->print(&Apache::lonhtmlcommon::FormatStudentInformation( |
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\%cache, $_, |
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\@updateColumn, |
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$displayString, |
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'preformatted')); |
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} |
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$displayString = 'DISPLAYDATA'.$spacing; |
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$r->print(&Apache::lonhtmlcommon::FormatStudentInformation( |
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\%cache, $_, |
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\@after, |
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$displayString, |
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'preformatted')); |
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$r->print(&StudentReport(\%cache, $_, $spacing, $sequenceKeys)); |
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$r->print("\n"); |
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$r->rflush(); |
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untie(%cache); |
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} |
} |
} |
} |
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return @to_show; |
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} |
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if(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER(),0640)) { |
####################################################### |
$r->print(&StudentAverageTotal(\%cache, $students, $sequenceKeys)); |
####################################################### |
untie(%cache); |
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} |
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$r->print('</pre>'."\n"); |
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if($selected == 0) { |
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$Str .= '<h3><font color=blue>WARNING: '; |
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$Str .= 'Please select a student</font></h3>'; |
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$r->print($Str); |
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} |
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return; |
=pod |
} |
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=item &CreateInterface() |
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Called by &BuildStudentAssessmentPage to create the top part of the |
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page which displays the chart. |
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Inputs: None |
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#---- Student Assessment Web Page -------------------------------------------- |
Returns: A string containing the HTML for the headers and top table for |
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the chart page. |
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sub CreateInterface { |
=cut |
my($cache,$selectedName,$students,$formName,$doNotShow)=@_; |
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####################################################### |
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####################################################### |
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sub CreateInterface { |
my $Str = ''; |
my $Str = ''; |
$Str .= &CreateLegend(); |
# $Str .= &CreateLegend(); |
$Str .= '<table><tr><td>'."\n"; |
$Str .= '<table cellspacing="5">'."\n"; |
$Str .= '<input type="submit" name="PreviousStudent" '; |
$Str .= '<tr>'; |
$Str .= 'value="Previous Student" />'."\n"; |
$Str .= '<td align="center"><b>Sections</b></td>'; |
$Str .= '   '."\n"; |
$Str .= '<td align="center"><b>Student Data</b></td>'; |
$Str .= &Apache::lonhtmlcommon::StudentOptions($cache, $students, |
$Str .= '<td align="center"><b>Enrollment Status</b></td>'; |
$selectedName, |
$Str .= '<td align="center"><b>Sequences and Folders</b></td>'; |
'StudentAssessment', |
$Str .= '<td align="center"><b>Output Format</b>'. |
$formName); |
&Apache::loncommon::help_open_topic("Chart_Output_Formats"). |
$Str .= "\n".'   '."\n"; |
'</td>'; |
$Str .= '<input type="submit" name="NextStudent" '; |
$Str .= '<td align="center"><b>Output Data</b>'. |
$Str .= 'value="Next Student" />'."\n"; |
&Apache::loncommon::help_open_topic("Chart_Output_Data"). |
$Str .= '</td></tr></table>'."\n"; |
'</td>'; |
$Str .= '<table cellspacing="5"><tr>'."\n"; |
$Str .= '</tr>'."\n"; |
$Str .= '<td align="center"><b>Select Sections</b>'."\n"; |
# |
$Str .= '</td>'."\n"; |
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$Str .= '<td align="center"><b>Select column to view:</b></td>'."\n"; |
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$Str .= '<td></td></tr>'."\n"; |
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$Str .= '<tr><td align="center">'."\n"; |
$Str .= '<tr><td align="center">'."\n"; |
my @sections = split(':',$cache->{'sectionList'}); |
$Str .= &Apache::lonstatistics::SectionSelect('Section','multiple',5); |
my @selectedSections = split(':',$cache->{'sectionsSelected'}); |
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$Str .= &Apache::lonhtmlcommon::MultipleSectionSelect(\@sections, |
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\@selectedSections, |
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'Statistics'); |
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$Str .= '</td><td align="center">'; |
$Str .= '</td><td align="center">'; |
$Str .= &CreateColumnSelectionBox($doNotShow); |
my $only_seq_with_assessments = sub { |
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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::StudentDataSelect('StudentData','multiple', |
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5,undef); |
$Str .= '</td><td>'."\n"; |
$Str .= '</td><td>'."\n"; |
$Str .= '<input type="submit" name="DefaultColumns" '; |
$Str .= &Apache::lonhtmlcommon::StatusOptions(undef,undef,5); |
$Str .= 'value="Default Column Display" />'."\n"; |
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$Str .= '</td><td>'."\n"; |
$Str .= '</td><td>'."\n"; |
$Str .= '<input type="submit" name="displaymode" '; |
$Str .= &Apache::lonstatistics::MapSelect('Maps','multiple,all',5, |
if (! exists($ENV{'form.displaymode'}) || |
$only_seq_with_assessments); |
lc($ENV{'form.displaymode'}) eq 'display with links') { |
$Str .= '</td><td>'."\n"; |
$Str .= 'value="Display without links" />'; |
$Str .= &CreateAndParseOutputSelector(); |
# Set the current value, in case it is undefined |
$Str .= '</td><td>'."\n"; |
$ENV{'form.displaymode'} = 'Display with links'; |
$Str .= &CreateAndParseOutputDataSelector(); |
} else { |
$Str .= '</td></tr>'."\n"; |
$Str .= 'value="Display with links" />'; |
$Str .= '</table>'."\n"; |
} |
$Str .= '<input type="submit" value="Generate Chart" />'; |
$Str .= "\n"; |
$Str .= ' 'x5; |
$Str .= '</td></tr></table>'."\n"; |
$Str .= '<input type="submit" name="selectstudent" '. |
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'value="Select One Student" />'; |
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$Str .= ' 'x5; |
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$Str .= '<input type="submit" name="ClearCache" value="Clear Caches" />'; |
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$Str .= ' 'x5; |
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$Str .= '<br />'; |
return $Str; |
return $Str; |
} |
} |
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sub CreateTableHeadings { |
####################################################### |
my($cache,$spacing,$infoKeys,$infoHeadings,$sequenceKeys, |
####################################################### |
$sequenceHeadings)=@_; |
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my $Str = ''; |
=pod |
$Str .= '<table border="0" cellpadding="0" cellspacing="0">'."\n"; |
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=item &CreateAndParseOutputSelector() |
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$Str .= '<tr>'."\n"; |
=cut |
$Str .= &CreateColumnSelectors($infoHeadings, $sequenceHeadings, |
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$sequenceKeys); |
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$Str .= '<td></td></tr>'."\n"; |
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$Str .= '<tr>'."\n"; |
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my $displayString = '<td align="left"><pre><a href="/adm/statistics?'; |
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$displayString .= 'sort=LINKDATA">DISPLAYDATA</a>FORMATTING'; |
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$displayString .= $spacing.'</pre></td>'."\n"; |
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$Str .= &Apache::lonhtmlcommon::CreateHeadings($cache, |
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$infoKeys, |
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$infoHeadings, |
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$displayString, |
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'preformatted'); |
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$displayString = '<td align="left"><pre>DISPLAYDATAFORMATTING'.$spacing; |
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$displayString .= '</pre></td>'."\n"; |
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$Str .= &Apache::lonhtmlcommon::CreateHeadings($cache, |
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$sequenceKeys, |
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$sequenceHeadings, |
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$displayString, |
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'preformatted'); |
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$Str .= '<td><pre>Total Solved/Total Problems</pre></td>'; |
####################################################### |
$Str .= '</tr></table>'."\n"; |
####################################################### |
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my @OutputOptions = |
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({ name => 'HTML, with links', |
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value => 'html, with links', |
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description => 'Output HTML with each symbol linked to the problem '. |
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'which generated it.', |
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mode => 'html', |
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show_links => 'yes', |
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}, |
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{ name => 'HTML, with all links', |
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value => 'html, with all links', |
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description => 'Output HTML with each symbol linked to the problem '. |
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'which generated it. '. |
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'This includes links for unattempted problems.', |
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mode => 'html', |
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show_links => 'all', |
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}, |
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{ name => 'HTML, without links', |
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value => 'html, without links', |
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description => 'Output HTML. By not including links, the size of the'. |
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' web page is greatly reduced. If your browser crashes on the '. |
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'full display, try this.', |
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mode => 'html', |
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show_links => 'no', |
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}, |
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{ name => 'Excel', |
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value => 'excel', |
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description => 'Output an Excel file (compatable with Excel 95).', |
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mode => 'excel', |
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show_links => 'no', |
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}, |
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{ name => 'CSV', |
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value => 'csv', |
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description => 'Output a comma seperated values file suitable for '. |
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'import into a spreadsheet program. Using this method as opposed '. |
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'to Excel output allows you to organize your data before importing'. |
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' it into a spreadsheet program.', |
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mode => 'csv', |
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show_links => 'no', |
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}, |
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); |
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sub OutputDescriptions { |
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my $Str = ''; |
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$Str .= "<h2>Output Formats</h2>\n"; |
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$Str .= "<dl>\n"; |
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foreach my $outputmode (@OutputOptions) { |
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$Str .=" <dt>".$outputmode->{'name'}."</dt>\n"; |
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$Str .=" <dd>".$outputmode->{'description'}."</dd>\n"; |
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} |
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$Str .= "</dl>\n"; |
return $Str; |
return $Str; |
} |
} |
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=pod |
sub CreateAndParseOutputSelector { |
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my $Str = ''; |
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my $elementname = 'chartoutputmode'; |
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&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
|
[$elementname]); |
|
# |
|
# Format for output options is 'mode, restrictions'; |
|
my $selected = 'html, without links'; |
|
if (exists($ENV{'form.'.$elementname})) { |
|
if (ref($ENV{'form.'.$elementname} eq 'ARRAY')) { |
|
$selected = $ENV{'form.'.$elementname}->[0]; |
|
} else { |
|
$selected = $ENV{'form.'.$elementname}; |
|
} |
|
} |
|
# |
|
# Set package variables describing output mode |
|
$show_links = 'no'; |
|
$output_mode = 'html'; |
|
foreach my $option (@OutputOptions) { |
|
next if ($option->{'value'} ne $selected); |
|
$output_mode = $option->{'mode'}; |
|
$show_links = $option->{'show_links'}; |
|
} |
|
|
|
# |
|
# Build the form element |
|
$Str = qq/<select size="5" name="$elementname">/; |
|
foreach my $option (@OutputOptions) { |
|
$Str .= "\n".' <option value="'.$option->{'value'}.'"'; |
|
$Str .= " selected " if ($option->{'value'} eq $selected); |
|
$Str .= ">".$option->{'name'}."<\/option>"; |
|
} |
|
$Str .= "\n</select>"; |
|
return $Str; |
|
} |
|
|
=item &FormatStudentData() |
## |
|
## Data selector stuff |
|
## |
|
my @OutputDataOptions = |
|
( |
|
{ name => 'Scores Summary', |
|
base => 'scores', |
|
value => 'sum and total', |
|
shortdesc => 'Total Score and Maximum Possible for each '. |
|
'Sequence or Folder', |
|
longdesc => 'The score of each student as well as the '. |
|
' maximum possible on each Sequence or Folder.', |
|
}, |
|
{ name => 'Scores Per Problem', |
|
base => 'scores', |
|
value => 'scores', |
|
shortdesc => 'Score on each Problem Part', |
|
longdesc =>'The students score on each problem part, computed as'. |
|
'the part weight * part awarded', |
|
}, |
|
# { name => 'Scores Sum', |
|
# base => 'scores', |
|
# value => 'sum only', |
|
# shortdesc => 'Sum of Scores on each Problem Part', |
|
# longdesc =>'The total of the scores of the student on each problem'. |
|
# ' part in the sequences or folders selected.', |
|
# }, |
|
# { name => 'Scores Summary Table Only', |
|
# base => 'scores', |
|
# value => 'final table scores', |
|
# shortdesc => 'Summary of Scores', |
|
# longdesc => 'The average score on each sequence or folder for the '. |
|
# 'selected students.', |
|
# }, |
|
{ name =>'Tries', |
|
base =>'tries', |
|
value => 'tries', |
|
shortdesc => 'Number of Tries before success on each Problem Part', |
|
longdesc =>'The number of tries before success on each problem part.', |
|
}, |
|
{ name =>'Parts Correct', |
|
base =>'tries', |
|
value => 'parts correct total', |
|
shortdesc => 'Number of Problem Parts completed successfully.', |
|
longdesc => 'The Number of Problem Parts completed successfully and '. |
|
'the maximum possible for each student', |
|
}, |
|
# { name =>'Parts Correct', |
|
# base =>'tries', |
|
# value => 'parts correct', |
|
# shortdesc => 'Number of Problem Parts completed successfully.', |
|
# longdesc => 'The Number of Problem Parts completed successfully'. |
|
# ' on each sequence or folder.', |
|
# }, |
|
# { name => 'Parts Summary Table Only', |
|
# base => 'tries', |
|
# value => 'final table parts', |
|
# shortdesc => 'Summary of Parts Correct', |
|
# longdesc => 'A summary table of the average number of problem parts '. |
|
# 'students were able to get correct on each sequence.', |
|
# }, |
|
); |
|
|
First, FormatStudentInformation is called and prefixes the course information. |
sub HTMLifyOutputDataDescriptions { |
This function produces a formatted string of the student\'s course information. |
my $Str = ''; |
Each column of data represents all the problems for a given sequence. For |
$Str .= "<h2>Output Data</h2>\n"; |
valid grade data, a link is created for that problem to a submission record |
$Str .= "<dl>\n"; |
for that problem. |
foreach my $option (@OutputDataOptions) { |
|
$Str .= ' <dt>'.$option->{'name'}.'</dt>'; |
|
$Str .= '<dd>'.$option->{'longdesc'}.'</dd>'."\n"; |
|
} |
|
$Str .= "</dl>\n"; |
|
return $Str; |
|
} |
|
|
=over 4 |
sub CreateAndParseOutputDataSelector { |
|
my $Str = ''; |
|
my $elementname = 'chartoutputdata'; |
|
# |
|
my $selected = 'scores'; |
|
if (exists($ENV{'form.'.$elementname})) { |
|
if (ref($ENV{'form.'.$elementname} eq 'ARRAY')) { |
|
$selected = $ENV{'form.'.$elementname}->[0]; |
|
} else { |
|
$selected = $ENV{'form.'.$elementname}; |
|
} |
|
} |
|
# |
|
$data = 'scores'; |
|
foreach my $option (@OutputDataOptions) { |
|
if ($option->{'value'} eq $selected) { |
|
$data = $option->{'value'}; |
|
$base = $option->{'base'}; |
|
$datadescription = $option->{'shortdesc'}; |
|
} |
|
} |
|
# |
|
# Build the form element |
|
$Str = qq/<select size="5" name="$elementname">/; |
|
foreach my $option (@OutputDataOptions) { |
|
$Str .= "\n".' <option value="'.$option->{'value'}.'"'; |
|
$Str .= " selected " if ($option->{'value'} eq $data); |
|
$Str .= ">".$option->{'name'}."<\/option>"; |
|
} |
|
$Str .= "\n</select>"; |
|
return $Str; |
|
|
Input: $name, $studentInformation, $ChartDB |
} |
|
|
$name: The name and domain of the current student in name:domain format |
####################################################### |
|
####################################################### |
|
|
$studentInformation: A pointer to an array holding the names used to |
=pod |
remove data from the hash. They represent |
|
the name of the data to be removed. |
|
|
|
$ChartDB: The name of the cached data database which will be tied to that |
=head2 HTML output routines |
database. |
|
|
|
Output: $Str |
=item &html_initialize($r) |
|
|
$Str: Formatted string that is an entire row of the chart. It is a |
Create labels for the columns of student data to show. |
concatenation of student information and student course information. |
|
|
|
=back |
=item &html_outputstudent($r,$student) |
|
|
|
Return a line of the chart for a student. |
|
|
|
=item &html_finish($r) |
|
|
=cut |
=cut |
|
|
sub StudentReport { |
####################################################### |
my ($cache,$name,$spacing,$showSequences)=@_; |
####################################################### |
my ($username,$domain)=split(':',$name); |
{ |
|
my $padding; |
|
my $count; |
|
|
|
my $nodata_count; # The number of students for which there is no data |
|
my %prog_state; # progress state used by loncommon PrgWin routines |
|
|
|
sub html_initialize { |
|
my ($r) = @_; |
|
# |
|
$padding = ' 'x3; |
|
$count = 0; |
|
$nodata_count = 0; |
|
undef(%prog_state); |
|
# |
|
$r->print("<h3>".$ENV{'course.'.$ENV{'request.course.id'}.'.description'}. |
|
" ".localtime(time)."</h3>"); |
|
|
|
if ($data !~ /^final table/) { |
|
$r->print("<h3>".$datadescription."</h3>"); |
|
} |
|
# |
|
# Set up progress window for 'final table' display only |
|
if ($data =~ /^final table/) { |
|
my $studentcount = scalar(@Apache::lonstatistics::Students); |
|
%prog_state=&Apache::lonhtmlcommon::Create_PrgWin |
|
($r,'Summary Table Status', |
|
'Summary Table Compilation Progress', $studentcount); |
|
} |
|
my $Str = "<pre>\n"; |
|
# First, the @StudentData fields need to be listed |
|
my @to_show = &get_student_fields_to_show(); |
|
foreach my $field (@to_show) { |
|
my $title=$Apache::lonstatistics::StudentData{$field}->{'title'}; |
|
my $base =$Apache::lonstatistics::StudentData{$field}->{'base_width'}; |
|
my $width=$Apache::lonstatistics::StudentData{$field}->{'width'}; |
|
$Str .= $title.' 'x($width-$base).$padding; |
|
} |
|
# Now the selected sequences need to be listed |
|
foreach my $sequence (&Apache::lonstatistics::Sequences_with_Assess()){ |
|
my $title = $sequence->{'title'}; |
|
my $base = $sequence->{'base_width'}; |
|
my $width = $sequence->{'width'}; |
|
$Str .= $title.' 'x($width-$base).$padding; |
|
} |
|
$Str .= "total</pre>\n"; |
|
$Str .= "<pre>"; |
|
# |
|
# Check for suppression of output |
|
if ($data =~ /^final table/) { |
|
$Str = ''; |
|
} |
|
$r->print($Str); |
|
$r->rflush(); |
|
return; |
|
} |
|
|
|
sub html_outputstudent { |
|
my ($r,$student) = @_; |
my $Str = ''; |
my $Str = ''; |
if(defined($cache->{$name.':error'})) { |
# |
return $Str; |
if($count++ % 5 == 0 && $count > 0 && $data !~ /^final table/) { |
|
$r->print("</pre><pre>"); |
|
} |
|
# First, the @StudentData fields need to be listed |
|
my @to_show = &get_student_fields_to_show(); |
|
foreach my $field (@to_show) { |
|
my $title=$student->{$field}; |
|
my $base = length($title); |
|
my $width=$Apache::lonstatistics::StudentData{$field}->{'width'}; |
|
$Str .= $title.' 'x($width-$base).$padding; |
|
} |
|
# Get ALL the students data |
|
my %StudentsData; |
|
my @tmp = &Apache::loncoursedata::get_current_state |
|
($student->{'username'},$student->{'domain'},undef, |
|
$ENV{'request.course.id'}); |
|
if ((scalar @tmp > 0) && ($tmp[0] !~ /^error:/)) { |
|
%StudentsData = @tmp; |
|
} |
|
if (scalar(@tmp) < 1) { |
|
$nodata_count++; |
|
return if ($data =~ /^final table/); |
|
$Str .= '<font color="blue">No Course Data</font>'."\n"; |
|
$r->print($Str); |
|
$r->rflush(); |
|
return; |
} |
} |
if($cache->{$name.':error'} =~ /course/) { |
# |
$Str .= '<b><font color="blue">No course data for student </font>'; |
# By sequence build up the data |
$Str .= '<font color="red">'.$username.'.</font></b><br>'; |
my $studentstats; |
return $Str; |
my $PerformanceStr = ''; |
} |
foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) { |
|
my ($performance,$performance_length,$score,$seq_max,$rawdata); |
my $hasVersion = 'false'; |
if ($base eq 'tries') { |
my $hasFinalData = 'false'; |
($performance,$performance_length,$score,$seq_max,$rawdata) = |
foreach my $sequence (@$showSequences) { |
&StudentTriesOnSequence($student,\%StudentsData, |
my $hasData = 'false'; |
$seq,$show_links); |
my $characterCount=0; |
} else { |
foreach my $problemID (split(':', $cache->{$sequence.':problems'})) { |
($performance,$performance_length,$score,$seq_max,$rawdata) = |
my $problem = $cache->{$problemID.':problem'}; |
&StudentPerformanceOnSequence($student,\%StudentsData, |
# All grades (except for versionless parts) are displayed as links |
$seq,$show_links); |
# to their submission record. Loop through all the parts for the |
|
# current problem in the correct order and prepare the output links |
|
foreach(split(/\:/,$cache->{$sequence.':'.$problemID. |
|
':parts'})) { |
|
if($cache->{$name.':'.$problemID.':NoVersion'} eq 'true' || |
|
$cache->{$name.':'.$problemID.':'.$_.':code'} eq ' ' || |
|
$cache->{$name.':'.$problemID.':'.$_.':code'} eq '') { |
|
$Str .= ' '; |
|
$characterCount++; |
|
next; |
|
} |
|
$hasVersion = 'true'; |
|
$hasData = 'true'; |
|
if (lc($ENV{'form.displaymode'}) ne 'display without links') { |
|
$Str .= '<a href="/adm/grades?symb='; |
|
$Str .= &Apache::lonnet::escape($problem); |
|
$Str .= '&student='.$username.'&domain='.$domain; |
|
$Str .= '&command=submission">'; |
|
} |
|
my $code = $cache->{$name.':'.$problemID.':'.$_.':code'}; |
|
my $tries = $cache->{$name.':'.$problemID.':'.$_.':tries'}; |
|
if($code eq '*' && $tries < 10 && $tries ne '') { |
|
$code = $tries; |
|
} |
|
$Str .= $code; |
|
if (lc($ENV{'form.displaymode'}) ne 'display without links') { |
|
$Str .= '</a>'; |
|
} |
|
$characterCount++; |
|
} |
|
} |
} |
|
my $ratio = sprintf("%3d",$score).'/'.sprintf("%3d",$seq_max); |
# Output the number of correct answers for the current sequence. |
# |
# This part takes up 6 character slots, but is formated right |
if ($data eq 'sum and total' || $data eq 'parts correct total') { |
# justified. |
$performance = $ratio; |
my $spacesNeeded=$cache->{$sequence.':columnWidth'}-$characterCount; |
$performance .= ' 'x($seq->{'width'}-length($ratio)); |
$spacesNeeded -= 3; |
} elsif ($data eq 'sum only' || $data eq 'parts correct') { |
$Str .= (' 'x$spacesNeeded); |
$performance = $score; |
|
$performance .= ' 'x($seq->{'width'}-length($score)); |
# my $outputProblemsCorrect = sprintf("%3d", $cache->{$name.':'.$sequence. |
|
# ':problemsCorrect'}); |
|
|
|
my $outputProblemsCorrect = sprintf("%2d/%2d", $cache->{$name.':'.$sequence. |
|
':problemsCorrect'}, |
|
$characterCount); |
|
if($hasData eq 'true') { |
|
$Str .= '<font color="#007700">'.$outputProblemsCorrect.'</font>'; |
|
$hasFinalData = 'true'; |
|
} else { |
} else { |
$Str .= '<font color="#007700"> </font>'; |
# Pad with extra spaces |
|
$performance .= ' 'x($seq->{'width'}-$performance_length- |
|
length($ratio) |
|
).$ratio; |
|
} |
|
# |
|
$Str .= $performance.$padding; |
|
# |
|
$studentstats->{$seq->{'symb'}}->{'score'}= $score; |
|
$studentstats->{$seq->{'symb'}}->{'max'} = $seq_max; |
|
} |
|
# |
|
# Total it up and store the statistics info. |
|
my ($score,$max) = (0,0); |
|
while (my ($symb,$seq_stats) = each (%{$studentstats})) { |
|
$Statistics->{$symb}->{'score'} += $seq_stats->{'score'}; |
|
if ($Statistics->{$symb}->{'max'} < $seq_stats->{'max'}) { |
|
$Statistics->{$symb}->{'max'} = $seq_stats->{'max'}; |
} |
} |
$Str .= $spacing; |
$score += $seq_stats->{'score'}; |
|
$max += $seq_stats->{'max'}; |
} |
} |
|
$Str .= ' '.' 'x(length($max)-length($score)).$score.'/'.$max; |
|
$Str .= " \n"; |
|
# |
|
# Check for suppressed output and update the progress window if so... |
|
if ($data =~ /^final table/) { |
|
$Str = ''; |
|
&Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state, |
|
'last student'); |
|
} |
|
# |
|
$r->print($Str); |
|
# |
|
$r->rflush(); |
|
return; |
|
} |
|
|
# Output the total correct problems over the total number of problems. |
sub html_finish { |
# I don't like this type of formatting, but it is a solution. Need |
my ($r) = @_; |
# a way to dynamically determine the space requirements. |
# |
my $outputProblemsSolved = sprintf("%4d", $cache->{$name.':problemsSolved'}); |
# Check for suppressed output and close the progress window if so |
my $outputTotalProblems = sprintf("%4d", $cache->{$name.':totalProblems'}); |
if ($data =~ /^final table/) { |
if($hasFinalData eq 'true') { |
&Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state); |
$Str .= '<font color="#000088">'.$outputProblemsSolved. |
|
' / '.$outputTotalProblems.'</font>'; |
|
} else { |
} else { |
$Str .= '<font color="#000088"> </font>'; |
$r->print("</pre>\n"); |
} |
} |
|
if ($single_student_mode) { |
if($hasVersion eq 'false') { |
$r->print(&SingleStudentTotal()); |
$Str = '<b><font color="blue">No course data.</font></b>'; |
} else { |
|
$r->print(&StudentAverageTotal()); |
} |
} |
|
$r->rflush(); |
return $Str; |
return; |
} |
} |
|
|
|
|
sub StudentAverageTotal { |
sub StudentAverageTotal { |
my ($cache, $students, $sequenceKeys)=@_; |
my $Str = "<h3>Summary Tables</h3>\n"; |
my $Str = "\n<b>Summary Tables:</b>\n"; |
my $num_students = scalar(@Apache::lonstatistics::Students); |
my %Correct = (); |
my $total_ave = 0; |
my $ProblemsSolved = 0; |
my $total_max = 0; |
my $TotalProblems = 0; |
$Str .= '<table border=2 cellspacing="1">'."\n"; |
my $StudentCount = 0; |
$Str .= "<tr><th>Title</th><th>Average</th><th>Maximum</th></tr>\n"; |
|
foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) { |
foreach my $name (@$students) { |
my $ave; |
$StudentCount++; |
if ($num_students > $nodata_count) { |
foreach my $sequence (@$sequenceKeys) { |
$ave = int(100*($Statistics->{$seq->{'symb'}}->{'score'}/ |
$Correct{$sequence} += |
($num_students-$nodata_count)))/100; |
$cache->{$name.':'.$sequence.':problemsCorrect'}; |
} else { |
|
$ave = 0; |
} |
} |
$ProblemsSolved += $cache->{$name.':problemsSolved'}; |
$total_ave += $ave; |
$TotalProblems += $cache->{$name.':totalProblems'}; |
my $max = $Statistics->{$seq->{'symb'}}->{'max'}; |
} |
$total_max += $max; |
$ProblemsSolved /= $StudentCount; |
if ($ave == 0) { |
$TotalProblems /= $StudentCount; |
$ave = "0.00"; |
|
} |
$Str .= '<table border=2 cellspacing="5">'."\n"; |
$ave .= ' '; |
$Str .= '<tr><td><b>Students Count</b></td><td><b>'. |
$max .= ' '; |
$StudentCount.'</b></td></tr>'."\n"; |
$Str .= '<tr><td>'.$seq->{'title'}.'</td>'. |
$Str .= '<tr><td><b>Total Problems</b></td><td><b>'. |
'<td align="right">'.$ave.'</td>'. |
$TotalProblems.'</b></td></tr>'."\n"; |
'<td align="right">'.$max.'</td></tr>'."\n"; |
$Str .= '<tr><td><b>Average Correct</b></td><td><b>'. |
} |
$ProblemsSolved.'</b></td></tr>'."\n"; |
$total_ave = int(100*$total_ave)/100; # only two digit |
$Str .= '</table>'."\n"; |
$Str .= "</table>\n"; |
|
$Str .= '<table border=2 cellspacing="1">'."\n"; |
$Str .= '<table border=2 cellspacing="5">'."\n"; |
$Str .= '<tr><th>Number of Students</th><th>Average</th>'. |
$Str .= '<tr><th>Title</th><th>Total Problems</th>'. |
"<th>Maximum</th></tr>\n"; |
'<th>Average Correct</th></tr>'."\n"; |
$Str .= '<tr><td>'.($num_students-$nodata_count).'</td>'. |
foreach my $S(@$sequenceKeys) { |
'<td>'.$total_ave.'</td><td>'.$total_max.'</td>'; |
my $title=$cache->{$S.':title'}; |
$Str .= "</table>\n"; |
#$Str .= $cache->{$S.':problems'}; |
|
#my @problems=split(':', $cache->{$S.':problems'}); |
|
#my $pCount=scalar @problems; |
|
my $pCount=MaxSeqPr($cache,@$students[0],$S); |
|
my $crr=sprintf( "%.2f", $Correct{$S}/$StudentCount ); |
|
$Str .= '<tr><td>'.$title. |
|
'</td><td align=center>'.$pCount. |
|
'</td><td align=center>'.$crr. |
|
'</td></tr>'."\n"; |
|
} |
|
|
|
$Str .= '</table>'."\n"; |
|
|
|
return $Str; |
return $Str; |
} |
} |
|
|
|
sub SingleStudentTotal { |
|
my $student = &Apache::lonstatistics::current_student(); |
|
my $Str = "<h3>Summary table for ".$student->{'fullname'}." ". |
|
$student->{'username'}.'@'.$student->{'domain'}."</h3>\n"; |
|
$Str .= '<table border=2 cellspacing="1">'."\n"; |
|
$Str .= |
|
"<tr><th>Sequence or Folder</th><th>Score</th><th>Maximum</th></tr>\n"; |
|
my $total = 0; |
|
my $total_max = 0; |
|
foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) { |
|
my $value = $Statistics->{$seq->{'symb'}}->{'score'}; |
|
my $max = $Statistics->{$seq->{'symb'}}->{'max'}; |
|
$Str .= '<tr><td>'.$seq->{'title'}.'</td>'. |
|
'<td align="right">'.$value.'</td>'. |
|
'<td align="right">'.$max.'</td></tr>'."\n"; |
|
$total += $value; |
|
$total_max +=$max; |
|
} |
|
$Str .= '<tr><td><b>Total</b></td>'. |
|
'<td align="right">'.$total.'</td>'. |
|
'<td align="right">'.$total_max."</td></tr>\n"; |
|
$Str .= "</table>\n"; |
|
return $Str; |
|
} |
|
|
|
|
sub MaxSeqPr { |
|
my ($cache, $name, $sequence)=@_; |
|
my $prCount=0; |
|
foreach my $problemID (split(':', $cache->{$sequence.':problems'})) { |
|
my $problem = $cache->{$problemID.':problem'}; |
|
foreach(split(/\:/,$cache->{$sequence.':'.$problemID.':parts'})) { |
|
if($cache->{$name.':'.$problemID.':NoVersion'} eq 'true' || |
|
$cache->{$name.':'.$problemID.':'.$_.':code'} eq ' ' || |
|
$cache->{$name.':'.$problemID.':'.$_.':code'} eq '') { |
|
$prCount++; |
|
next; |
|
} |
|
$prCount++; |
|
} |
|
} |
|
return $prCount; |
|
} |
} |
|
|
|
####################################################### |
|
####################################################### |
|
|
|
=pod |
|
|
|
=head2 EXCEL subroutines |
|
|
|
=item &excel_initialize($r) |
|
|
=pod |
=item &excel_outputstudent($r,$student) |
|
|
=item &CreateLegend() |
=item &excel_finish($r) |
|
|
This function returns a formatted string containing the legend for the |
|
chart. The legend describes the symbols used to represent grades for |
|
problems. |
|
|
|
=cut |
=cut |
|
|
sub CreateLegend { |
####################################################### |
my $Str = "<p><pre>". |
####################################################### |
" 1 correct by student in 1 try\n". |
{ |
" 7 correct by student in 7 tries\n". |
|
" * correct by student in more than 9 tries\n". |
my $excel_sheet; |
" + correct by hand grading or override\n". |
my $excel_workbook; |
" - incorrect by override\n". |
|
" . incorrect attempted\n". |
my $filename; |
" # ungraded attempted\n". |
my $rows_output; |
" not attempted (blank field)\n". |
my $cols_output; |
" x excused". |
|
"</pre><p>"; |
my %prog_state; # progress window state |
return $Str; |
my $request_aborted; |
|
|
|
sub excel_initialize { |
|
my ($r) = @_; |
|
# |
|
undef ($excel_sheet); |
|
undef ($excel_workbook); |
|
undef ($filename); |
|
undef ($rows_output); |
|
undef ($cols_output); |
|
undef (%prog_state); |
|
undef ($request_aborted); |
|
# |
|
my $total_columns = scalar(&get_student_fields_to_show()); |
|
foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) { |
|
# Add 2 because we need a 'sum' and 'total' column for each |
|
$total_columns += $seq->{'num_assess_parts'}+2; |
|
} |
|
if ($data eq 'tries' && $total_columns > 255) { |
|
$r->print(<<END); |
|
<h2>Unable to Complete Request</h2> |
|
<p> |
|
LON-CAPA is unable to produce your Excel spreadsheet because your selections |
|
will result in more than 255 columns. Excel allows only 255 columns in a |
|
spreadsheet. |
|
</p><p> |
|
You may consider reducing the number of <b>Sequences or Folders</b> you |
|
have selected. |
|
</p><p> |
|
LON-CAPA can produce <b>CSV</b> files of this data or Excel files of the |
|
summary data (<b>Parts Correct</b> or <b>Parts Correct & Totals</b>). |
|
</p> |
|
END |
|
$request_aborted = 1; |
|
} |
|
if ($data eq 'scores' && $total_columns > 255) { |
|
$r->print(<<END); |
|
<h2>Unable to Complete Request</h2> |
|
<p> |
|
LON-CAPA is unable to produce your Excel spreadsheet because your selections |
|
will result in more than 255 columns. Excel allows only 255 columns in a |
|
spreadsheet. |
|
</p><p> |
|
You may consider reducing the number of <b>Sequences or Folders</b> you |
|
have selected. |
|
</p><p> |
|
LON-CAPA can produce <b>CSV</b> files of this data or Excel files of the |
|
summary data (<b>Scores Sum</b> or <b>Scores Sum & Totals</b>). |
|
</p> |
|
END |
|
$request_aborted = 1; |
|
} |
|
if ($data =~ /^final table/) { |
|
$r->print(<<END); |
|
<h2>Unable to Complete Request</h2> |
|
<p> |
|
The <b>Summary Table (Scores)</b> option is not available for non-HTML output. |
|
</p> |
|
END |
|
$request_aborted = 1; |
|
} |
|
return if ($request_aborted); |
|
# |
|
$filename = '/prtspool/'. |
|
$ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'. |
|
time.'_'.rand(1000000000).'.xls'; |
|
# |
|
$excel_workbook = undef; |
|
$excel_sheet = undef; |
|
# |
|
$rows_output = 0; |
|
$cols_output = 0; |
|
# |
|
# Create sheet |
|
$excel_workbook = Spreadsheet::WriteExcel->new('/home/httpd'.$filename); |
|
# |
|
# Check for errors |
|
if (! defined($excel_workbook)) { |
|
$r->log_error("Error creating excel spreadsheet $filename: $!"); |
|
$r->print("Problems creating new Excel file. ". |
|
"This error has been logged. ". |
|
"Please alert your LON-CAPA administrator"); |
|
return ; |
|
} |
|
# |
|
# 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 |
|
my $sheetname = $ENV{'course.'.$ENV{'request.course.id'}.'.description'}; |
|
$sheetname = &Apache::loncommon::clean_excel_name($sheetname); |
|
$excel_sheet = $excel_workbook->addworksheet($sheetname); |
|
# |
|
# Put the course description in the header |
|
$excel_sheet->write($rows_output,$cols_output++, |
|
$ENV{'course.'.$ENV{'request.course.id'}.'.description'}); |
|
$cols_output += 3; |
|
# |
|
# Put a description of the sections listed |
|
my $sectionstring = ''; |
|
my @Sections = @Apache::lonstatistics::SelectedSections; |
|
if (scalar(@Sections) > 1) { |
|
if (scalar(@Sections) > 2) { |
|
my $last = pop(@Sections); |
|
$sectionstring = "Sections ".join(', ',@Sections).', and '.$last; |
|
} else { |
|
$sectionstring = "Sections ".join(' and ',@Sections); |
|
} |
|
} else { |
|
if ($Sections[0] eq 'all') { |
|
$sectionstring = "All sections"; |
|
} else { |
|
$sectionstring = "Section ".$Sections[0]; |
|
} |
|
} |
|
$excel_sheet->write($rows_output,$cols_output++,$sectionstring); |
|
$cols_output += scalar(@Sections); |
|
# |
|
# Put the date in there too |
|
$excel_sheet->write($rows_output++,$cols_output++, |
|
'Compiled on '.localtime(time)); |
|
# |
|
$cols_output = 0; |
|
$excel_sheet->write($rows_output++,$cols_output++,$datadescription); |
|
# |
|
if ($data eq 'tries' || $data eq 'scores') { |
|
$rows_output++; |
|
} |
|
# |
|
# Add the student headers |
|
$cols_output = 0; |
|
foreach my $field (&get_student_fields_to_show()) { |
|
$excel_sheet->write($rows_output,$cols_output++,$field); |
|
} |
|
my $row_offset = 0; |
|
if ($data eq 'tries' || $data eq 'scores') { |
|
$row_offset = -1; |
|
} |
|
# |
|
# Add the remaining column headers |
|
foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) { |
|
$excel_sheet->write($rows_output+$row_offset, |
|
$cols_output,$seq->{'title'}); |
|
if ($data eq 'tries' || $data eq 'scores') { |
|
foreach my $res (@{$seq->{'contents'}}) { |
|
next if ($res->{'type'} ne 'assessment'); |
|
if (scalar(@{$res->{'parts'}}) > 1) { |
|
foreach my $part (@{$res->{'parts'}}) { |
|
$excel_sheet->write($rows_output, |
|
$cols_output++, |
|
$res->{'title'}.' part '.$part); |
|
} |
|
} else { |
|
$excel_sheet->write($rows_output, |
|
$cols_output++, |
|
$res->{'title'}); |
|
} |
|
} |
|
$excel_sheet->write($rows_output,$cols_output++,'score'); |
|
$excel_sheet->write($rows_output,$cols_output++,'maximum'); |
|
} elsif ($data eq 'sum and total' || $data eq 'parts correct total') { |
|
$excel_sheet->write($rows_output+1,$cols_output,'score'); |
|
$excel_sheet->write($rows_output+1,$cols_output+1,'maximum'); |
|
$cols_output += 2; |
|
} else { |
|
$cols_output++; |
|
} |
|
} |
|
# |
|
# Bookkeeping |
|
if ($data eq 'sum and total' || $data eq 'parts correct total') { |
|
$rows_output += 2; |
|
} else { |
|
$rows_output += 1; |
|
} |
|
# |
|
# Output a row for MAX |
|
$cols_output = 0; |
|
foreach my $field (&get_student_fields_to_show()) { |
|
if ($field eq 'username' || $field eq 'fullname' || |
|
$field eq 'id') { |
|
$excel_sheet->write($rows_output,$cols_output++,'Maximum'); |
|
} else { |
|
$excel_sheet->write($rows_output,$cols_output++,''); |
|
} |
|
} |
|
# |
|
# Add the maximums for each sequence or assessment |
|
foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) { |
|
my $weight; |
|
my $max = 0; |
|
foreach my $resource (@{$seq->{'contents'}}) { |
|
next if ($resource->{'type'} ne 'assessment'); |
|
foreach my $part (@{$resource->{'parts'}}) { |
|
$weight = 1; |
|
if ($base eq 'scores') { |
|
$weight = &Apache::lonnet::EXT |
|
('resource.'.$part.'.weight',$resource->{'symb'}, |
|
undef,undef,undef); |
|
if (!defined($weight) || ($weight eq '')) { |
|
$weight=1; |
|
} |
|
} |
|
if ($data eq 'scores') { |
|
$excel_sheet->write($rows_output,$cols_output++,$weight); |
|
} elsif ($data eq 'tries') { |
|
$excel_sheet->write($rows_output,$cols_output++,''); |
|
} |
|
$max += $weight; |
|
} |
|
} |
|
if (! ($data eq 'sum only' || $data eq 'parts correct')) { |
|
$excel_sheet->write($rows_output,$cols_output++,''); |
|
} |
|
$excel_sheet->write($rows_output,$cols_output++,$max); |
|
} |
|
$rows_output++; |
|
# |
|
# Let the user know what we are doing |
|
my $studentcount = scalar(@Apache::lonstatistics::Students); |
|
$r->print("<h1>Compiling Excel spreadsheet for ". |
|
$studentcount.' student'); |
|
$r->print('s') if ($studentcount > 1); |
|
$r->print("</h1>\n"); |
|
$r->rflush(); |
|
# |
|
# Initialize progress window |
|
%prog_state=&Apache::lonhtmlcommon::Create_PrgWin |
|
($r,'Excel File Compilation Status', |
|
'Excel File Compilation Progress', $studentcount); |
|
# |
|
&Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state, |
|
'Processing first student'); |
|
return; |
} |
} |
|
|
=pod |
sub excel_outputstudent { |
|
my ($r,$student) = @_; |
=item &CreateColumnSelectionBox() |
return if ($request_aborted); |
|
return if (! defined($excel_sheet)); |
If there are columns not being displayed then this selection box is created |
$cols_output=0; |
with a list of those columns. When selections are made and the page |
# |
refreshed, the columns will be removed from this box and the column is |
# Write out student data |
put back in the chart. If there is no columns to select, no row is added |
my @to_show = &get_student_fields_to_show(); |
to the interface table. |
foreach my $field (@to_show) { |
|
$excel_sheet->write($rows_output,$cols_output++,$student->{$field}); |
|
} |
|
# |
|
# Get student assessment data |
|
my %StudentsData; |
|
my @tmp = &Apache::loncoursedata::get_current_state($student->{'username'}, |
|
$student->{'domain'}, |
|
undef, |
|
$ENV{'request.course.id'}); |
|
if ((scalar @tmp > 0) && ($tmp[0] !~ /^error:/)) { |
|
%StudentsData = @tmp; |
|
} |
|
# |
|
# Write out sequence scores and totals data |
|
foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) { |
|
my ($performance,$performance_length,$score,$seq_max,$rawdata); |
|
if ($base eq 'tries') { |
|
($performance,$performance_length,$score,$seq_max,$rawdata) = |
|
&StudentTriesOnSequence($student,\%StudentsData, |
|
$seq,'no'); |
|
} else { |
|
($performance,$performance_length,$score,$seq_max,$rawdata) = |
|
&StudentPerformanceOnSequence($student,\%StudentsData, |
|
$seq,'no'); |
|
} |
|
if ($data eq 'tries' || $data eq 'scores') { |
|
foreach my $value (@$rawdata) { |
|
$excel_sheet->write($rows_output,$cols_output++,$value); |
|
} |
|
$excel_sheet->write($rows_output,$cols_output++,$score); |
|
$excel_sheet->write($rows_output,$cols_output++,$seq_max); |
|
} elsif ($data eq 'sum and total' || $data eq 'sum only' || |
|
$data eq 'parts correct' || $data eq 'parts correct total') { |
|
$excel_sheet->write($rows_output,$cols_output++,$score); |
|
} |
|
if ($data eq 'sum and total' || $data eq 'parts correct total') { |
|
$excel_sheet->write($rows_output,$cols_output++,$seq_max); |
|
} |
|
} |
|
# |
|
# Bookkeeping |
|
$rows_output++; |
|
$cols_output=0; |
|
# |
|
# Update the progress window |
|
&Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,'last student'); |
|
return; |
|
} |
|
|
=over 4 |
sub excel_finish { |
Input: $CacheData, $headings |
my ($r) = @_; |
|
return if ($request_aborted); |
|
return if (! defined($excel_sheet)); |
|
# |
|
# Write the excel file |
|
$excel_workbook->close(); |
|
my $c = $r->connection(); |
|
# |
|
return if($c->aborted()); |
|
# |
|
# Close the progress window |
|
&Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state); |
|
# |
|
# Tell the user where to get their excel file |
|
$r->print('<br />'. |
|
'<a href="'.$filename.'">Your Excel spreadsheet.</a>'."\n"); |
|
$r->rflush(); |
|
return; |
|
} |
|
|
|
} |
|
####################################################### |
|
####################################################### |
|
|
$CacheData: A pointer to a hash tied to the cached data |
=pod |
|
|
$headings: An array of the names of the columns for the student information. |
=head2 CSV output routines |
They are used for displaying which columns are missing. |
|
|
|
Output: $notThere |
=item &csv_initialize($r) |
|
|
$notThere: The string contains one row of a table. The first column has the |
=item &csv_outputstudent($r,$student) |
name of the selection box. The second contains the selection box |
|
which has a size of four. |
|
|
|
=back |
=item &csv_finish($r) |
|
|
=cut |
=cut |
|
|
sub CreateColumnSelectionBox { |
####################################################### |
my ($doNotShow)=@_; |
####################################################### |
|
{ |
my $notThere = ''; |
|
$notThere .= '<select name="ReselectColumns" size="4" '; |
my $outputfile; |
$notThere .= 'multiple="true">'."\n"; |
my $filename; |
|
my $request_aborted; |
|
my %prog_state; # progress window state |
|
|
|
sub csv_initialize{ |
|
my ($r) = @_; |
|
# |
|
# Clean up |
|
undef($outputfile); |
|
undef($filename); |
|
undef($request_aborted); |
|
undef(%prog_state); |
|
# |
|
# Deal with unimplemented requests |
|
$request_aborted = undef; |
|
if ($data =~ /final table/) { |
|
$r->print(<<END); |
|
<h2>Unable to Complete Request</h2> |
|
<p> |
|
The <b>Summary Table (Scores)</b> option is not available for non-HTML output. |
|
</p> |
|
END |
|
$request_aborted = 1; |
|
} |
|
return if ($request_aborted); |
|
|
|
# |
|
# Open a file |
|
$filename = '/prtspool/'. |
|
$ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'. |
|
time.'_'.rand(1000000000).'.csv'; |
|
unless ($outputfile = Apache::File->new('>/home/httpd'.$filename)) { |
|
$r->log_error("Couldn't open $filename for output $!"); |
|
$r->print("Problems occured in writing the csv file. ". |
|
"This error has been logged. ". |
|
"Please alert your LON-CAPA administrator."); |
|
$outputfile = undef; |
|
} |
|
# |
|
# Datestamp |
|
my $description = $ENV{'course.'.$ENV{'request.course.id'}.'.description'}; |
|
print $outputfile '"'.&Apache::loncommon::csv_translate($description).'",'. |
|
'"'.&Apache::loncommon::csv_translate(scalar(localtime(time))).'"'. |
|
"\n"; |
|
# |
|
# Print out the headings |
|
my $Str = ''; |
|
my $Str2 = undef; |
|
foreach my $field (&get_student_fields_to_show()) { |
|
if ($data eq 'sum only') { |
|
$Str .= '"'.&Apache::loncommon::csv_translate($field).'",'; |
|
} elsif ($data eq 'sum and total' || $data eq 'parts correct total') { |
|
$Str .= '"",'; # first row empty on the student fields |
|
$Str2 .= '"'.&Apache::loncommon::csv_translate($field).'",'; |
|
} elsif ($data eq 'scores' || $data eq 'tries' || |
|
$data eq 'parts correct') { |
|
$Str .= '"",'; |
|
$Str2 .= '"'.&Apache::loncommon::csv_translate($field).'",'; |
|
} |
|
} |
|
foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) { |
|
if ($data eq 'sum only' || $data eq 'parts correct') { |
|
$Str .= '"'.&Apache::loncommon::csv_translate($seq->{'title'}). |
|
'",'; |
|
} elsif ($data eq 'sum and total' || $data eq 'parts correct total') { |
|
$Str .= '"'.&Apache::loncommon::csv_translate($seq->{'title'}). |
|
'","",'; |
|
$Str2 .= '"score","total possible",'; |
|
} elsif ($data eq 'scores' || $data eq 'tries') { |
|
$Str .= '"'.&Apache::loncommon::csv_translate($seq->{'title'}). |
|
'",'; |
|
$Str .= '"",'x($seq->{'num_assess_parts'}-1+2); |
|
foreach my $res (@{$seq->{'contents'}}) { |
|
next if ($res->{'type'} ne 'assessment'); |
|
foreach my $part (@{$res->{'parts'}}) { |
|
$Str2 .= '"'.&Apache::loncommon::csv_translate($res->{'title'}.', Part '.$part).'",'; |
|
} |
|
} |
|
$Str2 .= '"score","total possible",'; |
|
} |
|
} |
|
chop($Str); |
|
$Str .= "\n"; |
|
print $outputfile $Str; |
|
if (defined($Str2)) { |
|
chop($Str2); |
|
$Str2 .= "\n"; |
|
print $outputfile $Str2; |
|
} |
|
# |
|
# Initialize progress window |
|
my $studentcount = scalar(@Apache::lonstatistics::Students); |
|
%prog_state=&Apache::lonhtmlcommon::Create_PrgWin |
|
($r,'CSV File Compilation Status', |
|
'CSV File Compilation Progress', $studentcount); |
|
return; |
|
} |
|
|
for(my $index=0; $index<$doNotShow->{'count'}; $index++) { |
sub csv_outputstudent { |
my $name = $doNotShow->{$index.':name'}; |
my ($r,$student) = @_; |
$notThere .= '<option value="'; |
return if ($request_aborted); |
$notThere .= $doNotShow->{$index.':id'}.'">'; |
return if (! defined($outputfile)); |
$notThere .= $name.'</option>'."\n"; |
my $Str = ''; |
|
# |
|
# Output student fields |
|
my @to_show = &get_student_fields_to_show(); |
|
foreach my $field (@to_show) { |
|
$Str .= '"'.&Apache::loncommon::csv_translate($student->{$field}).'",'; |
|
} |
|
# |
|
# Get student assessment data |
|
my %StudentsData; |
|
my @tmp = &Apache::loncoursedata::get_current_state($student->{'username'}, |
|
$student->{'domain'}, |
|
undef, |
|
$ENV{'request.course.id'}); |
|
if ((scalar @tmp > 0) && ($tmp[0] !~ /^error:/)) { |
|
%StudentsData = @tmp; |
|
} |
|
# |
|
# Output performance data |
|
foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) { |
|
my ($performance,$performance_length,$score,$seq_max,$rawdata); |
|
if ($base eq 'tries') { |
|
($performance,$performance_length,$score,$seq_max,$rawdata) = |
|
&StudentTriesOnSequence($student,\%StudentsData, |
|
$seq,'no'); |
|
} else { |
|
($performance,$performance_length,$score,$seq_max,$rawdata) = |
|
&StudentPerformanceOnSequence($student,\%StudentsData, |
|
$seq,'no'); |
|
} |
|
if ($data eq 'sum only' || $data eq 'parts correct') { |
|
$Str .= '"'.$score.'",'; |
|
} elsif ($data eq 'sum and total' || $data eq 'parts correct total') { |
|
$Str .= '"'.$score.'","'.$seq_max.'",'; |
|
} elsif ($data eq 'scores' || $data eq 'tries') { |
|
$Str .= '"'.join('","',(@$rawdata,$score,$seq_max)).'",'; |
|
} |
} |
} |
|
chop($Str); |
|
$Str .= "\n"; |
|
print $outputfile $Str; |
|
# |
|
# Update the progress window |
|
&Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,'last student'); |
|
return; |
|
} |
|
|
$notThere .= '</select>'; |
sub csv_finish { |
|
my ($r) = @_; |
|
return if ($request_aborted); |
|
return if (! defined($outputfile)); |
|
close($outputfile); |
|
# |
|
my $c = $r->connection(); |
|
return if ($c->aborted()); |
|
# |
|
# Close the progress window |
|
&Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state); |
|
# |
|
# Tell the user where to get their csv file |
|
$r->print('<br />'. |
|
'<a href="'.$filename.'">Your csv file.</a>'."\n"); |
|
$r->rflush(); |
|
return; |
|
|
|
} |
|
|
return $notThere; |
|
} |
} |
|
|
|
####################################################### |
|
####################################################### |
|
|
=pod |
=pod |
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=item &CreateColumnSelectors() |
=item &StudentTriesOnSequence() |
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This function generates the checkboxes above the column headings. The |
Inputs: |
column will be removed if the checkbox is unchecked. |
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=over 4 |
=over 4 |
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Input: $CacheData, $headings |
=item $student |
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$CacheData: A pointer to a hash tied to the cached data |
=item $studentdata Hash ref to all student data |
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$headings: An array of the names of the columns for the student |
=item $seq Hash ref, the sequence we are working on |
information. They are used to know what are the student information columns |
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Output: $present |
=item $links if defined we will output links to each resource. |
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$present: The string contains the first row of a table. Each column contains |
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a checkbox which is left justified. Currently left justification is used |
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for consistency of location over the column in which it presides. |
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=back |
=back |
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=cut |
=cut |
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sub CreateColumnSelectors { |
####################################################### |
my ($infoHeadings, $sequenceHeadings, $sequenceKeys)=@_; |
####################################################### |
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sub StudentTriesOnSequence { |
my $present = ''; |
my ($student,$studentdata,$seq,$links) = @_; |
for(my $index=0; $index<(scalar @$infoHeadings); $index++) { |
$links = 'no' if (! defined($links)); |
$present .= '<td align="left">'; |
my $Str = ''; |
$present .= '<input type="checkbox" checked="on" '; |
my ($sum,$max) = (0,0); |
$present .= 'name="HeadingColumn'.$infoHeadings->[$index].'" />'; |
my $performance_length = 0; |
$present .= '</td>'."\n"; |
my @TriesData = (); |
} |
my $tries; |
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foreach my $resource (@{$seq->{'contents'}}) { |
for(my $index=0; $index<(scalar @$sequenceHeadings); $index++) { |
next if ($resource->{'type'} ne 'assessment'); |
$present .= '<td align="left">'; |
my $resource_data = $studentdata->{$resource->{'symb'}}; |
$present .= '<input type="checkbox" checked="on" '; |
my $value = ''; |
$present .= 'name="SequenceColumn'.$sequenceKeys->[$index].'" />'; |
foreach my $partnum (@{$resource->{'parts'}}) { |
$present .= '</td>'."\n"; |
$tries = undef; |
} |
$max++; |
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$performance_length++; |
return $present; |
my $symbol = ' '; # default to space |
} |
# |
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if (exists($resource_data->{'resource.'.$partnum.'.solved'})) { |
#---- END Student Assessment Web Page ---------------------------------------- |
my $status = $resource_data->{'resource.'.$partnum.'.solved'}; |
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if ($status eq 'correct_by_override') { |
#---- Student Assessment Worker Functions ------------------------------------ |
$symbol = '+'; |
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$sum++; |
sub FindSelectedStudent { |
} elsif ($status eq 'incorrect_by_override') { |
my($cache, $selectedName, $students)=@_; |
$symbol = '-'; |
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} elsif ($status eq 'ungraded_attempted') { |
if($selectedName eq 'All Students' || |
$symbol = '#'; |
$selectedName eq 'No Student Selected') { |
} elsif ($status eq 'incorrect_attempted') { |
return $selectedName; |
$symbol = '.'; |
} |
} elsif ($status eq 'excused') { |
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$symbol = 'x'; |
for(my $index=0; $index<(scalar @$students); $index++) { |
$max--; |
my $fullname = $cache->{$students->[$index].':fullname'}; |
} elsif (($status eq 'correct_by_scantron' || |
if($fullname eq $selectedName) { |
$status eq 'correct_by_student') && |
if($cache->{'StudentAssessmentMove'} eq 'next') { |
exists($resource_data->{'resource.'.$partnum.'.tries'})){ |
if($index == ((scalar @$students) - 1)) { |
$tries = $resource_data->{'resource.'.$partnum.'.tries'}; |
$selectedName = $students->[0]; |
if ($tries > 9) { |
return $selectedName; |
$symbol = '*'; |
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} elsif ($tries > 0) { |
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$symbol = $tries; |
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} else { |
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$symbol = ' '; |
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} |
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$sum++; |
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} elsif (exists($resource_data->{'resource.'. |
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$partnum.'.tries'})){ |
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$symbol = '.'; |
} else { |
} else { |
$selectedName = $students->[$index+1]; |
$symbol = ' '; |
return $selectedName; |
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} |
} |
} elsif($cache->{'StudentAssessmentMove'} eq 'previous') { |
} else { |
if($index == 0) { |
# Unsolved. Did they try? |
$selectedName = $students->[-1]; |
if (exists($resource_data->{'resource.'.$partnum.'.tries'})){ |
return $selectedName; |
$symbol = '.'; |
} else { |
} else { |
$selectedName = $students->[$index-1]; |
$symbol = ' '; |
return $selectedName; |
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} |
} |
} else { |
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$selectedName = $students->[$index]; |
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return $selectedName; |
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} |
} |
last; |
# |
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if (! defined($tries)) { |
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$tries = $symbol; |
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} |
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push (@TriesData,$tries); |
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# |
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if ( ($links eq 'yes' && $symbol ne ' ') || |
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($links eq 'all')) { |
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if (length($symbol) > 1) { |
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&Apache::lonnet::logthis('length of symbol "'.$symbol.'" > 1'); |
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} |
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$symbol = '<a href="/adm/grades'. |
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'?symb='.&Apache::lonnet::escape($resource->{'symb'}). |
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'&student='.$student->{'username'}. |
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'&userdom='.$student->{'domain'}. |
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'&command=submission">'.$symbol.'</a>'; |
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} |
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$value .= $symbol; |
} |
} |
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$Str .= $value; |
} |
} |
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if ($seq->{'randompick'}) { |
return 'No Student Selected'; |
$max = $seq->{'randompick'}; |
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} |
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return ($Str,$performance_length,$sum,$max,\@TriesData); |
} |
} |
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####################################################### |
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####################################################### |
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=pod |
=pod |
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=item &ShouldShowColumn() |
=item &StudentPerformanceOnSequence() |
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Determine if a specified column should be shown on the chart. |
Inputs: |
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=over 4 |
=over 4 |
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Input: $cache, $test |
=item $student |
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$cache: A pointer to the hash tied to the cached data |
=item $studentdata Hash ref to all student data |
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$test: The form name of the column (heading.$headingIndex) or |
=item $seq Hash ref, the sequence we are working on |
(sequence.$sequenceIndex) |
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Output: 0 (false), 1 (true) |
=item $links if defined we will output links to each resource. |
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=back |
=back |
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=cut |
=cut |
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sub ShouldShowColumns { |
####################################################### |
my ($cache,$headings,$cacheKey)=@_; |
####################################################### |
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sub StudentPerformanceOnSequence { |
my @infoKeys=(); |
my ($student,$studentdata,$seq,$links) = @_; |
my @infoHeadings=(); |
$links = 'no' if (! defined($links)); |
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my $Str = ''; # final result string |
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my ($score,$max) = (0,0); |
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my $performance_length = 0; |
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my $symbol; |
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my @ScoreData = (); |
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my $partscore; |
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foreach my $resource (@{$seq->{'contents'}}) { |
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next if ($resource->{'type'} ne 'assessment'); |
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my $resource_data = $studentdata->{$resource->{'symb'}}; |
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foreach my $part (@{$resource->{'parts'}}) { |
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$partscore = undef; |
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my $weight = &Apache::lonnet::EXT('resource.'.$part.'.weight', |
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$resource->{'symb'}, |
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$student->{'domain'}, |
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$student->{'username'}, |
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$student->{'section'}); |
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if (!defined($weight) || ($weight eq '')) { |
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$weight=1; |
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} |
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# |
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$max += $weight; # see the 'excused' branch below... |
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$performance_length++; # one character per part |
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$symbol = ' '; # default to space |
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# |
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my $awarded = 0; |
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if (exists($resource_data->{'resource.'.$part.'.awarded'})) { |
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$awarded = $resource_data->{'resource.'.$part.'.awarded'}; |
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$awarded = 0 if (! $awarded); |
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} |
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# |
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$partscore = $weight*$awarded; |
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$score += $partscore; |
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$symbol = $partscore; |
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if (abs($symbol - sprintf("%.0f",$symbol)) < 0.001) { |
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$symbol = sprintf("%.0f",$symbol); |
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} |
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if (length($symbol) > 1) { |
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$symbol = '*'; |
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} |
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if (exists($resource_data->{'resource.'.$part.'.solved'})) { |
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my $status = $resource_data->{'resource.'.$part.'.solved'}; |
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if ($status eq 'excused') { |
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$symbol = 'x'; |
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$max -= $weight; # Do not count 'excused' problems. |
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} |
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} else { |
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# Unsolved. Did they try? |
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if (exists($resource_data->{'resource.'.$part.'.tries'})){ |
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$symbol = '.'; |
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} else { |
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$symbol = ' '; |
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} |
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} |
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# |
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if (! defined($partscore)) { |
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$partscore = $symbol; |
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} |
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push (@ScoreData,$partscore); |
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# |
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if ( ($links eq 'yes' && $symbol ne ' ') || ($links eq 'all')) { |
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$symbol = '<a href="/adm/grades'. |
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'?symb='.&Apache::lonnet::escape($resource->{'symb'}). |
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'&student='.$student->{'username'}. |
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'&userdom='.$student->{'domain'}. |
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'&command=submission">'.$symbol.'</a>'; |
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} |
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$Str .= $symbol; |
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} |
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} |
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return ($Str,$performance_length,$score,$max,\@ScoreData); |
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} |
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my @sequenceKeys=(); |
####################################################### |
my @sequenceHeadings=(); |
####################################################### |
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my %doNotShow; |
=pod |
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my $index; |
=item &CreateLegend() |
my $count = 0; |
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my $check = ''; |
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for($index=0; $index < scalar @$headings; $index++) { |
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$check = 'HeadingColumn'.$headings->[$index]; |
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if($cache->{'HeadingsFound'} =~ /$check/) { |
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push(@infoHeadings, $headings->[$index]); |
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push(@infoKeys, $cacheKey->[$index]); |
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} else { |
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$doNotShow{$count.':name'} = $headings->[$index]; |
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$doNotShow{$count.':id'} = 'HeadingColumn'.$headings->[$index]; |
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$count++; |
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} |
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} |
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foreach my $sequence (split(/\:/,$cache->{'orderedSequences'})) { |
This function returns a formatted string containing the legend for the |
$check = 'SequenceColumn'.$sequence; |
chart. The legend describes the symbols used to represent grades for |
if($cache->{'SequencesFound'} eq 'All Sequences' || |
problems. |
$cache->{'SequencesFound'} =~ /$check/) { |
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push(@sequenceHeadings, $cache->{$sequence.':title'}); |
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push(@sequenceKeys, $sequence); |
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} else { |
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$doNotShow{$count.':name'} = $cache->{$sequence.':title'}; |
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$doNotShow{$count.':id'} = 'SequenceColumn'.$sequence; |
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$count++; |
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} |
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} |
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$doNotShow{'count'} = $count; |
=cut |
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return (\@infoHeadings, \@infoKeys, \@sequenceHeadings, |
####################################################### |
\@sequenceKeys, \%doNotShow); |
####################################################### |
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sub CreateLegend { |
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my $Str = "<p><pre>". |
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" 1 correct by student in 1 try\n". |
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" 7 correct by student in 7 tries\n". |
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" * correct by student in more than 9 tries\n". |
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" + correct by hand grading or override\n". |
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" - incorrect by override\n". |
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" . incorrect attempted\n". |
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" # ungraded attempted\n". |
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" not attempted (blank field)\n". |
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" x excused". |
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"</pre><p>"; |
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return $Str; |
} |
} |
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#---- END Student Assessment Worker Functions -------------------------------- |
####################################################### |
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####################################################### |
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=pod |
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=back |
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=cut |
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####################################################### |
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####################################################### |
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1; |
1; |
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__END__ |
__END__ |