--- loncom/interface/statistics/lonstudentassessment.pm 2003/02/28 21:19:00 1.30
+++ loncom/interface/statistics/lonstudentassessment.pm 2003/10/21 21:23:53 1.71
@@ -1,6 +1,6 @@
# The LearningOnline Network with CAPA
#
-# $Id: lonstudentassessment.pm,v 1.30 2003/02/28 21:19:00 matthew Exp $
+# $Id: lonstudentassessment.pm,v 1.71 2003/10/21 21:23:53 matthew Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -54,7 +54,23 @@ use Apache::lonstatistics;
use Apache::lonhtmlcommon;
use Apache::loncoursedata;
use Apache::lonnet; # for logging porpoises
-use GDBM_File;
+use Spreadsheet::WriteExcel;
+
+#######################################################
+#######################################################
+=pod
+
+=item Package Variables
+
+=over 4
+
+=item $Statistics Hash ref to store student data. Indexed by symb,
+ contains hashes with keys 'score' and 'max'.
+
+=cut
+
+#######################################################
+#######################################################
my $Statistics;
@@ -63,27 +79,52 @@ my $Statistics;
=pod
-=item &BuildStudentAssessmentPage()
+=item $show_links 'yes' or 'no' for linking to student performance data
-Inputs:
+=item $output_mode 'html', 'excel', or 'csv' for output mode
-=over 4
+=item $show 'all', 'totals', or 'scores' determines how much data is output
+
+=item $data determines what performance data is shown
+
+=item $datadescription A short description of the output data selected.
-=item $cacheDB The name of the cache file used to store student data
+=item $base 'tries' or 'scores' determines the base of the performance shown
-=item $students Array ref containing the name(s) of the students
-selected for display
+=item $single_student_mode evaluates to true if we are showing only one
+student.
-=item $courseID The ID of the course
+=cut
+
+#######################################################
+#######################################################
+my $show_links;
+my $output_mode;
+my $data;
+my $base;
+my $datadescription;
+my $single_student_mode;
-=item $formName The name of the html form - 'Statistics'
+#######################################################
+#######################################################
+# End of package variable declarations
-=item $headings Array ref of headings to show
+=pod
-=item $spacing A string of spaces
+=back
-=item $studentInformation Array ref of possible headings for student info
-('fullname','section',...)
+=cut
+
+#######################################################
+#######################################################
+
+=pod
+
+=item &BuildStudentAssessmentPage()
+
+Inputs:
+
+=over 4
=item $r Apache Request
@@ -97,36 +138,151 @@ selected for display
#######################################################
sub BuildStudentAssessmentPage {
my ($r,$c)=@_;
+
undef($Statistics);
-
+ undef($show_links);
+ undef($output_mode);
+ undef($data);
+ undef($base);
+ undef($datadescription);
+ undef($single_student_mode);
+
+ $single_student_mode = 0;
+ $single_student_mode = 1 if ($ENV{'form.SelectedStudent'});
+ if ($ENV{'form.selectstudent'}) {
+ &Apache::lonstatistics::DisplayClasslist($r);
+ return;
+ }
#
+ # Print out the HTML headers for the interface
+ # This also parses the output mode selector
+ # This step must *always* be done.
$r->print(&CreateInterface());
+ $r->print('');
+ $r->print('');
$r->rflush();
#
- $r->print(&CreateTableHeadings());
+ if (! exists($ENV{'form.notfirstrun'}) && ! $single_student_mode) {
+ return;
+ }
+ #
+ my $initialize = \&html_initialize;
+ my $output_student = \&html_outputstudent;
+ my $finish = \&html_finish;
+ #
+ if ($output_mode eq 'excel') {
+ $initialize = \&excel_initialize;
+ $output_student = \&excel_outputstudent;
+ $finish = \&excel_finish;
+ } elsif ($output_mode eq 'csv') {
+ $initialize = \&csv_initialize;
+ $output_student = \&csv_outputstudent;
+ $finish = \&csv_finish;
+ }
+ #
if($c->aborted()) { return ; }
-
- my $Count = 0;
- $r->print('
'."\n";
$Str .= ''."\n";
+ $Str .= '';
+ $Str .= ' 'x5;
+ $Str .= '';
+ $Str .= ' 'x5;
+ $Str .= '';
+ $Str .= ' 'x5;
+ $Str .= ' ';
return $Str;
}
-
#######################################################
#######################################################
=pod
-=item Table Output Routines
-
-=over 4
+=item &CreateAndParseOutputSelector()
=cut
#######################################################
#######################################################
-{
- my $padding;
+my @OutputOptions =
+ ({ name => 'HTML, with links',
+ value => 'html, with links',
+ description => 'Output HTML with each symbol linked to the problem '.
+ 'which generated it.',
+ mode => 'html',
+ show_links => 'yes',
+ },
+ { name => 'HTML, with all links',
+ value => 'html, with all links',
+ description => 'Output HTML with each symbol linked to the problem '.
+ 'which generated it. '.
+ 'This includes links for unattempted problems.',
+ mode => 'html',
+ show_links => 'all',
+ },
+ { name => 'HTML, without links',
+ value => 'html, without links',
+ description => 'Output HTML. By not including links, the size of the'.
+ ' web page is greatly reduced. If your browser crashes on the '.
+ 'full display, try this.',
+ mode => 'html',
+ show_links => 'no',
+ },
+ { name => 'Excel',
+ value => 'excel',
+ description => 'Output an Excel file (compatable with Excel 95).',
+ mode => 'excel',
+ show_links => 'no',
+ },
+ { name => 'CSV',
+ value => 'csv',
+ description => 'Output a comma seperated values file suitable for '.
+ 'import into a spreadsheet program. Using this method as opposed '.
+ 'to Excel output allows you to organize your data before importing'.
+ ' it into a spreadsheet program.',
+ mode => 'csv',
+ show_links => 'no',
+ },
+ );
-#######################################################
-#######################################################
+sub OutputDescriptions {
+ my $Str = '';
+ $Str .= "
Output Formats
\n";
+ $Str .= "
\n";
+ foreach my $outputmode (@OutputOptions) {
+ $Str .="
".$outputmode->{'name'}."
\n";
+ $Str .="
".$outputmode->{'description'}."
\n";
+ }
+ $Str .= "
\n";
+ return $Str;
+}
-=pod
+sub CreateAndParseOutputSelector {
+ my $Str = '';
+ my $elementname = 'chartoutputmode';
+ #
+ # 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'};
+ }
-=item &CreateTableHeadings()
+ #
+ # Build the form element
+ $Str = qq/";
+ return $Str;
+}
-Create HTML for the columns of student data to show.
-Called by &BuildStudentAssessmentPage(). Calls
-&Apache::lonhtmlcommon::CreateHeadings().
+##
+## Data selector stuff
+##
+my @OutputDataOptions =
+ (
+ { name => 'Scores',
+ 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.',
+# },
+ );
-Inputs:
+sub HTMLifyOutputDataDescriptions {
+ my $Str = '';
+ $Str .= "
\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/";
+ return $Str;
-=item $cache The ubiquitous cache
+}
-=item $spacing A string of spaces
+#######################################################
+#######################################################
-=item $infoKeys Array ref to names of keys to display from the cache
-which describe students
+=pod
-=item $infoHeadings Array ref to headings of columns for student info
+=head2 HTML output routines
-=item $sequenceKeys Array ref of names of keys to use to retrieve sequence
-data from the cache
+=item &html_initialize($r)
-=item $sequenceHeadings Array ref of names of sequences used for output.
+Create labels for the columns of student data to show.
-=back
+=item &html_outputstudent($r,$student)
-Returns: A string containing the HTML of the table headings.
+Return a line of the chart for a student.
+
+=item &html_finish($r)
=cut
#######################################################
#######################################################
-sub CreateTableHeadings {
+{
+ 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);
#
- my $Str = '
';
- # First, the @StudentData fields need to be listed
- my @to_show = @Apache::lonstatistics::SelectedStudentData;
- foreach (@to_show) {
- if ($_ eq 'all') {
- @to_show = @Apache::lonstatistics::StudentDataOrder;
- last;
- }
+ $r->print("
");
}
+ #
+ # Set up progress window for 'final table' display only
+ if ($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 = "
\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'};
@@ -249,48 +620,36 @@ sub CreateTableHeadings {
$Str .= $title.' 'x($width-$base).$padding;
}
# Now the selected sequences need to be listed
- foreach my $map_symb (@Apache::lonstatistics::SelectedMaps) {
- foreach my $sequence (@Apache::lonstatistics::Sequences) {
- next if ($sequence->{'symb'} ne $map_symb && $map_symb ne 'all');
- next if ($sequence->{'num_assess'} < 1);
- my $title = $sequence->{'title'};
- my $base = $sequence->{'base_width'};
- my $width = $sequence->{'width'};
- $Str .= $title.' 'x($width-$base).$padding;
- }
+ 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';
- $Str .= "
\n";
- return $Str;
+ $Str .= "total
\n";
+ $Str .= "
";
+ #
+ # Check for suppression of output
+ if ($data =~ /^final table/) {
+ $Str = '';
+ }
+ $r->print($Str);
+ $r->rflush();
+ return;
}
-#######################################################
-#######################################################
-
-=pod
-
-=item &ChartOutputStudent($student)
-
-Return a line of the chart for a student.
-
-=cut
-
-#######################################################
-#######################################################
-sub ChartOutputStudent {
- my $student = shift;
+sub html_outputstudent {
+ my ($r,$student) = @_;
my $Str = '';
- # First, the @StudentData fields need to be listed
- my @to_show = @Apache::lonstatistics::SelectedStudentData;
- foreach (@to_show) {
- if ($_ eq 'all') {
- @to_show = @Apache::lonstatistics::StudentDataOrder;
- last;
- }
+ #
+ if($count++ % 5 == 0 && $count > 0 && $data !~ /^final table/) {
+ $r->print("
");
}
+ # 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 $base =scalar(my @Tmp = split(//,$title));
+ my $base = length($title);
my $width=$Apache::lonstatistics::StudentData{$field}->{'width'};
$Str .= $title.' 'x($width-$base).$padding;
}
@@ -303,51 +662,692 @@ sub ChartOutputStudent {
%StudentsData = @tmp;
}
if (scalar(@tmp) < 1) {
+ $nodata_count++;
+ return if ($data =~ /^final table/);
$Str .= 'No Course Data'."\n";
- return $Str;
+ $r->print($Str);
+ $r->rflush();
+ return;
}
#
# By sequence build up the data
my $studentstats;
- foreach my $map_symb (@Apache::lonstatistics::SelectedMaps) {
- foreach my $seq (@Apache::lonstatistics::Sequences) {
- next if ($map_symb ne $seq->{'symb'} && $map_symb ne 'all');
- next if ($seq->{'num_assess'} < 1);
- my ($performance,$score,$seq_max) =
+ my $PerformanceStr = '';
+ 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,
+ $seq,$show_links);
+ } else {
+ ($performance,$performance_length,$score,$seq_max,$rawdata) =
&StudentPerformanceOnSequence($student,\%StudentsData,
- $seq,'linkify');
- $Str .= $performance.$padding;
- $studentstats->{$seq->{'symb'}}->{'score'}= $score;
- $studentstats->{$seq->{'symb'}}->{'max'} = $seq_max;
+ $seq,$show_links);
}
+ my $ratio = sprintf("%3d",$score).'/'.sprintf("%3d",$seq_max);
+ #
+ if ($data eq 'sum and total' || $data eq 'parts correct total') {
+ $performance = $ratio;
+ $performance .= ' 'x($seq->{'width'}-length($ratio));
+ } elsif ($data eq 'sum only' || $data eq 'parts correct') {
+ $performance = $score;
+ $performance .= ' 'x($seq->{'width'}-length($score));
+ } else {
+ # 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'};
- $Statistics->{$symb}->{'max'} += $seq_stats->{'max'};
+ if ($Statistics->{$symb}->{'max'} < $seq_stats->{'max'}) {
+ $Statistics->{$symb}->{'max'} = $seq_stats->{'max'};
+ }
$score += $seq_stats->{'score'};
$max += $seq_stats->{'max'};
}
- my $scorelength = scalar(my @tmp1 = split(//,$score));
- my $maxlength = scalar(my @tmp2 = split(//,$max));
- $Str .= ' '.' 'x($maxlength-$scorelength).$score.'/'.$max;
+ $Str .= ' '.' 'x(length($max)-length($score)).$score.'/'.$max;
$Str .= " \n";
- return $Str;
+ #
+ # Check for suppressed output and update the progress window if so...
+ if ($data =~ /^final table/) {
+ $Str = '';
+ &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
+ 'last student');
+ }
+ #
+ $r->print($Str);
+ #
+ $r->rflush();
+ return;
}
+sub html_finish {
+ my ($r) = @_;
+ #
+ # Check for suppressed output and close the progress window if so
+ if ($data =~ /^final table/) {
+ &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
+ } else {
+ $r->print("
+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.
+
+You may consider reducing the number of Sequences or Folders you
+have selected.
+
+LON-CAPA can produce CSV files of this data or Excel files of the
+summary data (Parts Correct or Parts Correct & Totals).
+
+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.
+
+You may consider reducing the number of Sequences or Folders you
+have selected.
+
+LON-CAPA can produce CSV files of this data or Excel files of the
+summary data (Scores Sum or Scores Sum & Totals).
+
+END
+ $request_aborted = 1;
+ }
+ if ($data =~ /^final table/) {
+ $r->print(<Unable to Complete Request
+
+The Summary Table (Scores) option is not available for non-HTML output.
+
+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("
Compiling Excel spreadsheet for ".
+ $studentcount.' student');
+ $r->print('s') if ($studentcount > 1);
+ $r->print("
\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;
+}
+
+sub excel_outputstudent {
+ my ($r,$student) = @_;
+ return if ($request_aborted);
+ return if (! defined($excel_sheet));
+ $cols_output=0;
+ #
+ # Write out student data
+ my @to_show = &get_student_fields_to_show();
+ 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;
+}
+
+sub excel_finish {
+ 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(' '.
+ 'Your Excel spreadsheet.'."\n");
+ $r->rflush();
+ return;
+}
+
+}
+#######################################################
+#######################################################
+
+=pod
+
+=head2 CSV output routines
+
+=item &csv_initialize($r)
+
+=item &csv_outputstudent($r,$student)
+
+=item &csv_finish($r)
=cut
#######################################################
#######################################################
+{
+
+my $outputfile;
+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(<Unable to Complete Request
+
+The Summary Table (Scores) option is not available for non-HTML output.
+
+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', $studentcount);
+ return;
+}
+
+sub csv_outputstudent {
+ my ($r,$student) = @_;
+ return if ($request_aborted);
+ return if (! defined($outputfile));
+ 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;
+}
+
+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(' '.
+ 'Your csv file.'."\n");
+ $r->rflush();
+ return;
+
+}
}
@@ -356,7 +1356,7 @@ sub ChartOutputStudent {
=pod
-=item &StudentPerformanceOnSequence()
+=item &StudentTriesOnSequence()
Inputs:
@@ -376,17 +1376,22 @@ Inputs:
#######################################################
#######################################################
-sub StudentPerformanceOnSequence {
+sub StudentTriesOnSequence {
my ($student,$studentdata,$seq,$links) = @_;
+ $links = 'no' if (! defined($links));
my $Str = '';
- my $output_width = 0;
my ($sum,$max) = (0,0);
+ my $performance_length = 0;
+ my @TriesData = ();
+ my $tries;
foreach my $resource (@{$seq->{'contents'}}) {
next if ($resource->{'type'} ne 'assessment');
my $resource_data = $studentdata->{$resource->{'symb'}};
my $value = '';
foreach my $partnum (@{$resource->{'parts'}}) {
+ $tries = undef;
$max++;
+ $performance_length++;
my $symbol = ' '; # default to space
#
if (exists($resource_data->{'resource.'.$partnum.'.solved'})) {
@@ -403,17 +1408,21 @@ sub StudentPerformanceOnSequence {
} elsif ($status eq 'excused') {
$symbol = 'x';
$max--;
- } elsif ($status eq 'correct_by_student' &&
+ } elsif (($status eq 'correct_by_scantron' ||
+ $status eq 'correct_by_student') &&
exists($resource_data->{'resource.'.$partnum.'.tries'})){
- my $num = $resource_data->{'resource.'.$partnum.'.tries'};
- if ($num > 9) {
+ $tries = $resource_data->{'resource.'.$partnum.'.tries'};
+ if ($tries > 9) {
$symbol = '*';
- } elsif ($num > 0) {
- $symbol = $num;
+ } elsif ($tries > 0) {
+ $symbol = $tries;
} else {
$symbol = ' ';
}
$sum++;
+ } elsif (exists($resource_data->{'resource.'.
+ $partnum.'.tries'})){
+ $symbol = '.';
} else {
$symbol = ' ';
}
@@ -426,89 +1435,130 @@ sub StudentPerformanceOnSequence {
}
}
#
- $output_width++;
- if (defined($links) && $symbol ne ' ') {
+ if (! defined($tries)) {
+ $tries = $symbol;
+ }
+ push (@TriesData,$tries);
+ #
+ if ( ($links eq 'yes' && $symbol ne ' ') ||
+ ($links eq 'all')) {
+ if (length($symbol) > 1) {
+ &Apache::lonnet::logthis('length of symbol "'.$symbol.'" > 1');
+ }
$symbol = ''.$symbol.'';
}
$value .= $symbol;
}
$Str .= $value;
}
- # Put on the totals
- my $ratio = $sum.'/'.$max;
- my $ratio_length = scalar(my @tmp1 = split(//,$ratio));
- # Pad with extra spaces
- my $width = $seq->{'width'};
- $Str .= ' 'x($width-$output_width-$ratio_length).$ratio;
- #
- return ($Str,$sum,$max);
+ if ($seq->{'randompick'}) {
+ $max = $seq->{'randompick'};
+ }
+ return ($Str,$performance_length,$sum,$max,\@TriesData);
}
#######################################################
#######################################################
-sub StudentAverageTotal {
- my ($cache, $students, $sequenceKeys)=@_;
- my $Str = "\nSummary Tables:\n";
- my %Correct = ();
- my $ProblemsSolved = 0;
- my $TotalProblems = 0;
- my $StudentCount = 0;
-
- foreach my $name (@$students) {
- $StudentCount++;
- foreach my $sequence (@$sequenceKeys) {
- $Correct{$sequence} +=
- $cache->{$name.':'.$sequence.':problemsCorrect'};
- }
- $ProblemsSolved += $cache->{$name.':problemsSolved'};
- $TotalProblems += $cache->{$name.':totalProblems'};
- }
- if ($StudentCount) {
- $ProblemsSolved = sprintf( "%.2f",
- $ProblemsSolved/$StudentCount);
- $TotalProblems /= $StudentCount;
- } else {
- $ProblemsSolved = 0;
- $TotalProblems = 0;
- }
- $Str .= '
'."\n";
- $Str .= '
Students Count
'.
- $StudentCount.'
'."\n";
- $Str .= '
Total Problems
'.
- $TotalProblems.'
'."\n";
- $Str .= '
Average Correct
'.
- $ProblemsSolved.'
'."\n";
- $Str .= '
'."\n";
+=pod
- $Str .= '
'."\n";
- $Str .= '
Title
Total Problems
'.
- '
Average Correct
'."\n";
- foreach my $S(@$sequenceKeys) {
- my $title=$cache->{$S.':title'};
- #$Str .= $cache->{$S.':problems'};
- #my @problems=split(':', $cache->{$S.':problems'});
- #my $pCount=scalar @problems;
- my $pCount=MaxSeqPr($cache,@$students[0],$S);
- my $crr;
- if ($StudentCount) {
- $crr=sprintf( "%.2f", $Correct{$S}/$StudentCount );
- } else {
- $crr="0.00";
- }
- $Str .= '