+
+Please make your selections in the boxes above and hit
+the button marked "Update Display".
+
+
+ENDMSG
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 ; }
+ #
+ # Call the initialize routine selected above
+ $initialize->($r);
+ foreach my $student (@Apache::lonstatistics::Students) {
+ if($c->aborted()) {
+ $finish->($r);
+ return ;
+ }
+ # Call the output_student routine selected above
+ $output_student->($r,$student);
+ }
+ # Call the "finish" routine selected above
+ $finish->($r);
+ #
+ return;
+}
- $r->print(&CreateTableHeadings(\%cache, $spacing, $infoKeys, $infoHeadings,
- $sequenceKeys, $sequenceHeadings));
- untie(%cache);
- if($c->aborted()) { return $Str; }
-
- my $selected=0;
- my $Count = 0;
- $r->print(''."\n");
- foreach (@$students) {
- if($c->aborted()) { return $Str; }
- next if ($_ ne $selectedName &&
- $selectedName ne 'All Students');
- $selected = 1;
-
- my @who = ($_);
- next if(&Apache::loncoursedata::DownloadStudentCourseData(\@who, 'true',
- $cacheDB, 'true',
- 'false', $courseID,
- $r, $c) ne 'OK');
- next if($c->aborted());
-
- if(tie(%cache,'GDBM_File',$cacheDB,&GDBM_READER(),0640)) {
- my @before=();
- my @after=();
- my @updateColumn=();
- my $foundUpdate = 0;
- foreach(@$infoKeys) {
- if(/updateTime/) {
- $foundUpdate=1;
- push(@updateColumn, $_);
- next;
- }
- if($foundUpdate) {
- push(@after, $_);
- } else {
- push(@before, $_);
- }
- }
- $Count++;
- my $out = '';
- $out .= sprintf("%3d) ", $Count);
- if($Count % 2) {
- $out .= '';
- } else {
- $out .= '';
- }
- my $displayString = $out.'DISPLAYDATA'.$spacing;
- $r->print(&Apache::lonhtmlcommon::FormatStudentInformation(
- \%cache, $_,
- \@before,
- $displayString,
- 'preformatted'));
-
- if($foundUpdate) {
- $displayString = '';
- $displayString .= '';
- $displayString .= 'DISPLAYDATA '.$spacing;
- $r->print(&Apache::lonhtmlcommon::FormatStudentInformation(
- \%cache, $_,
- \@updateColumn,
- $displayString,
- 'preformatted'));
- }
+#######################################################
+#######################################################
- $displayString = 'DISPLAYDATA'.$spacing;
- $r->print(&Apache::lonhtmlcommon::FormatStudentInformation(
- \%cache, $_,
- \@after,
- $displayString,
- 'preformatted'));
- $r->print(&StudentReport(\%cache, $_, $spacing, $sequenceKeys));
- $r->print("\n");
- $r->rflush();
- untie(%cache);
+sub get_student_fields_to_show {
+ my @to_show = @Apache::lonstatistics::SelectedStudentData;
+ foreach (@to_show) {
+ if ($_ eq 'all') {
+ @to_show = @Apache::lonstatistics::StudentDataOrder;
+ last;
}
}
- $r->print(' '."\n");
- if($selected == 0) {
- $Str .= 'WARNING: ';
- $Str .= 'No Students enrolled OR Please select a student '."\n";
- $Str .= ' ';
- $Str .= &CreateColumnSelectionBox($doNotShow);
+ my $only_seq_with_assessments = sub {
+ my $s=shift;
+ if ($s->{'num_assess'} < 1) {
+ return 0;
+ } else {
+ return 1;
+ }
+ };
+ $Str .= &Apache::lonstatistics::StudentDataSelect('StudentData','multiple',
+ 5,undef);
$Str .= ' '."\n";
- $Str .= '
'."\n";
-
+ if ($restriction eq 'with links') {
+ $show_links = 'yes';
+ } else {
+ $show_links = 'no';
+ }
+ if ($restriction eq 'totals only') {
+ $show = 'totals';
+ } else {
+ $show = 'everything';
+ }
+ #
+ # Build the form element
+ $Str = qq//;
+ foreach my $option (@Options) {
+ $Str .= qq/\n {'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 (&get_sequences_to_show) {
+ my $title = $sequence->{'title'};
+ my $base = $sequence->{'base_width'};
+ my $width = $sequence->{'width'};
+ $Str .= $title.' 'x($width-$base).$padding;
+ }
+ $Str .= "total (of shown problems)\n";
+ $Str .= "";
+ $r->print($Str);
+ $r->rflush();
+ return;
+}
+
+sub html_outputstudent {
+ my ($r,$student) = @_;
+ my $Str = '';
+ # 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) {
+ $Str .= 'No Course Data '."\n";
+ $r->print($Str);
+ $r->rflush();
+ return;
+ }
+ #
+ # By sequence build up the data
+ my $studentstats;
+ my $PerformanceStr = '';
+ foreach my $seq (&get_sequences_to_show) {
+ my ($performance,$score,$seq_max) =
+ &StudentPerformanceOnSequence($student,\%StudentsData,
+ $seq,$show_links);
+ my $ratio = $score.'/'.$seq_max;
+ #
+ if ($show eq 'totals') {
+ $performance = ' 'x(length($seq_max)-length($score)).$ratio;
+ $performance .= ' 'x($seq->{'width'}-length($performance));
+ } else {
+ # Pad with extra spaces
+ $performance .= ' 'x($seq->{'width'}-$seq_max-
+ length($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'};
+ $score += $seq_stats->{'score'};
+ $max += $seq_stats->{'max'};
+ }
+ $Str .= ' '.' 'x(length($max)-length($score)).$score.'/'.$max;
+ $Str .= " \n";
+ $r->print($Str);
+ #
+ $count++;
+ if($count % 5 == 0) {
+ $r->print(" ");
+ }
+ #
+ $r->rflush();
+ return;
+}
-=item $cache The ubiquitous cache
+sub html_finish {
+ my ($r) = @_;
+ $r->print(" \n");
+ $r->rflush();
+ return;
+}
-=item $spacing A string of spaces
+}
-=item $infoKeys Array ref to names of keys to display from the cache
-which describe students
+#######################################################
+#######################################################
-=item $infoHeadings Array ref to headings of columns for student info
+=pod
-=item $sequenceKeys Array ref of names of keys to use to retrieve sequence
-data from the cache
+=head2 EXCEL subroutines
-=item $sequenceHeadings Array ref of names of sequences used for output.
+=item &excel_initialize($r)
-=back
+=item &excel_outputstudent($r,$student)
-Returns: A string containing the HTML of the table headings.
+=item &excel_finish($r)
=cut
#######################################################
#######################################################
-sub CreateTableHeadings {
- my($cache,$spacing,$infoKeys,$infoHeadings,$sequenceKeys,
- $sequenceHeadings)=@_;
+{
-# my $Str = ' ';
- my $Str = '';
- $Str .= ''."\n";
- $Str .= ''."\n";
- $Str .= ' '."\n";
-
- $Str .= ''."\n";
- my $displayString = '';
- $displayString .= ' DISPLAYDATA FORMATTING';
- $displayString .= $spacing.'DISPLAYDATAFORMATTING'.$spacing;
- $displayString .= ' Total Solved/Total Problems
'."\n";
+sub excel_initialize {
+ my ($r) = @_;
+ #
+ $r->print("Not implemented yet ");
+ return;
+ my $filename = '/prtspool/'.
+ $ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'.
+ time.'_'.rand(1000000000).'.xls';
+ $excel_sheet = Spreadsheet::WriteExcel->new('/home/httpd'.$filename);
+ if (! defined($excel_sheet)) {
+ $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 0;
+ }
+ #
+ # 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.
+ $excel_sheet->set_tempdir($Apache::lonnet::tmpdir);
+ #
+ # Determine the name to give the worksheet
+# $excel_sheet->addworksheet();
- return $Str;
+ return;
+}
+
+sub excel_outputstudent {
+ my ($r,$student) = @_;
+}
+
+sub excel_finish {
+ my ($r) = @_;
}
+}
#######################################################
#######################################################
=pod
-=item &StudentReport()
+=head2 CSV output routines
-This is the workhorse subroutine - it handles formatting and display of a
-students performance data. It processes one row of the chart.
+=item &csv_initialize($r)
-Input:
+=item &csv_outputstudent($r,$student)
-=over 4
+=item &csv_finish($r)
-=item $cache The ubiquitous cache
+=cut
-=item $name The name and domain of the current student in name:domain format
+#######################################################
+#######################################################
+{
-=item $spacing A string containing spaces.
+sub csv_initialize{
+ my ($r) = @_;
+ $r->print("Not implemented yet ");
+ return;
+}
-=item $showSequences Array ref containing the sequences to display
+sub csv_outputstudent {
+ my ($r,$student) = @_;
+}
-=back
+sub csv_finish {
+ my ($r) = @_;
+}
-Output: $Str
+}
-$Str: Formatted string that is an entire row of the chart. It is a
-concatenation of student information and student course information.
+#######################################################
+#######################################################
+
+=pod
+
+=item &StudentPerformanceOnSequence()
+
+Inputs:
+
+=over 4
+
+=item $student
+
+=item $studentdata Hash ref to all student data
+
+=item $seq Hash ref, the sequence we are working on
+
+=item $links if defined we will output links to each resource.
+
+=back
=cut
#######################################################
#######################################################
-sub StudentReport {
- my ($cache,$name,$spacing,$showSequences)=@_;
- my ($username,$domain)=split(':',$name);
-
+sub StudentPerformanceOnSequence {
+ my ($student,$studentdata,$seq,$links,$totalonly) = @_;
+ $totalonly = 0 if (! defined($totalonly));
+ $links = 'no' if (! defined($links));
my $Str = '';
- if(defined($cache->{$name.':error'})) {
- return $Str;
- }
- if($cache->{$name.':error'} =~ /course/) {
- $Str .= 'No course data for student ';
- $Str .= ''.$username.'. ';
- }
- my $code = $cache->{$name.':'.$problemID.':'.$_.':code'};
- my $tries = $cache->{$name.':'.$problemID.':'.$_.':tries'};
- if($code eq '*' && $tries < 10 && $tries ne '') {
- $code = $tries;
+ my ($sum,$max) = (0,0);
+ foreach my $resource (@{$seq->{'contents'}}) {
+ next if ($resource->{'type'} ne 'assessment');
+ my $resource_data = $studentdata->{$resource->{'symb'}};
+ my $value = '';
+ foreach my $partnum (@{$resource->{'parts'}}) {
+ $max++;
+ my $symbol = ' '; # default to space
+ #
+ if (exists($resource_data->{'resource.'.$partnum.'.solved'})) {
+ my $status = $resource_data->{'resource.'.$partnum.'.solved'};
+ if ($status eq 'correct_by_override') {
+ $symbol = '+';
+ $sum++;
+ } elsif ($status eq 'incorrect_by_override') {
+ $symbol = '-';
+ } elsif ($status eq 'ungraded_attempted') {
+ $symbol = '#';
+ } elsif ($status eq 'incorrect_attempted') {
+ $symbol = '.';
+ } elsif ($status eq 'excused') {
+ $symbol = 'x';
+ $max--;
+ } elsif ($status eq 'correct_by_student' &&
+ exists($resource_data->{'resource.'.$partnum.'.tries'})){
+ my $num = $resource_data->{'resource.'.$partnum.'.tries'};
+ if ($num > 9) {
+ $symbol = '*';
+ } elsif ($num > 0) {
+ $symbol = $num;
+ } else {
+ $symbol = ' ';
+ }
+ $sum++;
+ } else {
+ $symbol = ' ';
}
- $Str .= $code;
- if (lc($ENV{'form.displaymode'}) ne 'display without links') {
- $Str .= ' ';
+ } else {
+ # Unsolved. Did they try?
+ if (exists($resource_data->{'resource.'.$partnum.'.tries'})){
+ $symbol = '.';
+ } else {
+ $symbol = ' ';
}
- $characterCount++;
}
+ #
+ if ($links eq 'yes' && $symbol ne ' ') {
+ $symbol = ''.$symbol.' ';
+ }
+ $value .= $symbol;
}
-
- # Output the number of correct answers for the current sequence.
- # This part takes up 6 character slots, but is formated right
- # justified.
- my $spacesNeeded=$cache->{$sequence.':columnWidth'}-$characterCount;
- $spacesNeeded -= 3;
- $Str .= (' 'x$spacesNeeded);
-
-# my $outputProblemsCorrect = sprintf("%3d", $cache->{$name.':'.$sequence.
-# ':problemsCorrect'});
-
- my $outputProblemsCorrect = sprintf("%2d/%2d", $cache->{$name.':'.$sequence.
- ':problemsCorrect'},
- $characterCount);
- if($hasData eq 'true') {
- $Str .= ''.$outputProblemsCorrect.' ';
- $hasFinalData = 'true';
- } else {
- $Str .= ' ';
- }
- $Str .= $spacing;
- }
-
- # Output the total correct problems over the total number of problems.
- # I don't like this type of formatting, but it is a solution. Need
- # a way to dynamically determine the space requirements.
- my $outputProblemsSolved = sprintf("%4d", $cache->{$name.':problemsSolved'});
- my $outputTotalProblems = sprintf("%4d", $cache->{$name.':totalProblems'});
- if($hasFinalData eq 'true') {
- $Str .= ''.$outputProblemsSolved.
- ' / '.$outputTotalProblems.' ';
- } else {
- $Str .= ' ';
- }
-
- if($hasVersion eq 'false') {
- $Str = 'No course data. Summary Tables: \n";
@@ -593,29 +705,6 @@ sub StudentAverageTotal {
#######################################################
#######################################################
-#######################################################
-#######################################################
-sub MaxSeqPr {
- my ($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
=item &CreateLegend()
@@ -646,176 +735,7 @@ sub CreateLegend {
#######################################################
#######################################################
-=pod
-
-=item &CreateColumnSelectionBox()
-
-If there are columns not being displayed then this selection box is created
-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
-put back in the chart. If there is no columns to select, no row is added
-to the interface table.
-
-=over 4
-Input: $CacheData, $headings
-
-$CacheData: A pointer to a hash tied to the cached data
-
-$headings: An array of the names of the columns for the student information.
-They are used for displaying which columns are missing.
-
-Output: $notThere
-
-$notThere: The string contains one row of a table. The first column has the
-name of the selection box. The second contains the selection box
-which has a size of four.
-
-=back
-
-=cut
-
-#######################################################
-#######################################################
-sub CreateColumnSelectionBox {
- my ($doNotShow)=@_;
-
- my $notThere = '';
- $notThere .= '{'count'}; $index++) {
- my $name = $doNotShow->{$index.':name'};
- $notThere .= '';
- $notThere .= $name.' '."\n";
- }
-
- $notThere .= ' ';
-
- return $notThere;
-}
-
-#######################################################
-#######################################################
-
-=pod
-
-=item &CreateColumnSelectors()
-
-This function generates the checkboxes above the column headings. The
-column will be removed if the checkbox is unchecked.
-
-=over 4
-
-Input: $CacheData, $headings
-
-$CacheData: A pointer to a hash tied to the cached data
-
-$headings: An array of the names of the columns for the student
-information. They are used to know what are the student information columns
-
-Output: $present
-
-$present: The string contains the first row of a table. Each column contains
-a checkbox which is left justified. Currently left justification is used
-for consistency of location over the column in which it presides.
-
-=back
-
-=cut
-
-#######################################################
-#######################################################
-sub CreateColumnSelectors {
- my ($infoHeadings, $sequenceHeadings, $sequenceKeys)=@_;
-
- my $present = '';
- for(my $index=0; $index<(scalar @$infoHeadings); $index++) {
- $present .= '';
- $present .= ' '."\n";
- }
-
- for(my $index=0; $index<(scalar @$sequenceHeadings); $index++) {
- $present .= '';
- $present .= ' '."\n";
- }
-
- return $present;
-}
-
-#######################################################
-#######################################################
-
-=pod
-
-=back
-
-=head1 HELPER FUNCTIONS
-
-=over 4
-
-=cut
-
-#######################################################
-#######################################################
-sub FindSelectedStudent {
- my($cache, $selectedName, $students)=@_;
-
- if($selectedName eq 'All Students' ||
- $selectedName eq 'No Student Selected') {
- return $selectedName;
- }
-
- for(my $index=0; $index<(scalar @$students); $index++) {
- my $fullname = $cache->{$students->[$index].':fullname'};
- if($fullname eq $selectedName) {
- if($cache->{'StudentAssessmentMove'} eq 'next') {
- if($index == ((scalar @$students) - 1)) {
- $selectedName = $students->[0];
- return $selectedName;
- } else {
- $selectedName = $students->[$index+1];
- return $selectedName;
- }
- } elsif($cache->{'StudentAssessmentMove'} eq 'previous') {
- if($index == 0) {
- $selectedName = $students->[-1];
- return $selectedName;
- } else {
- $selectedName = $students->[$index-1];
- return $selectedName;
- }
- } else {
- $selectedName = $students->[$index];
- return $selectedName;
- }
- last;
- }
- }
-
- return 'No Student Selected';
-}
-#######################################################
-#######################################################
-
-=pod
-
-=item &ShouldShowColumn()
-
-Determine if a specified column should be shown on the chart.
-
-=over 4
-
-Input: $cache, $test
-
-$cache: A pointer to the hash tied to the cached data
-
-$test: The form name of the column (heading.$headingIndex) or
-(sequence.$sequenceIndex)
+=pod
=back
@@ -823,62 +743,7 @@ $test: The form name of the column (head
#######################################################
#######################################################
-sub ShouldShowColumns {
- my ($cache,$headings,$cacheKey)=@_;
- my @infoKeys=();
- my @infoHeadings=();
-
- my @sequenceKeys=();
- my @sequenceHeadings=();
-
- my %doNotShow;
-
- my $index;
- my $count = 0;
- my $check = '';
- for($index=0; $index < scalar @$headings; $index++) {
- $check = 'HeadingColumn'.$headings->[$index];
- if($cache->{'HeadingsFound'} =~ /$check/) {
- push(@infoHeadings, $headings->[$index]);
- push(@infoKeys, $cacheKey->[$index]);
- } else {
- $doNotShow{$count.':name'} = $headings->[$index];
- $doNotShow{$count.':id'} = 'HeadingColumn'.$headings->[$index];
- $count++;
- }
- }
-
- foreach my $sequence (split(/\:/,$cache->{'orderedSequences'})) {
- $check = 'SequenceColumn'.$sequence;
- if($cache->{'SequencesFound'} eq 'All Sequences' ||
- $cache->{'SequencesFound'} =~ /$check/) {
- push(@sequenceHeadings, $cache->{$sequence.':title'});
- push(@sequenceKeys, $sequence);
- } else {
- $doNotShow{$count.':name'} = $cache->{$sequence.':title'};
- $doNotShow{$count.':id'} = 'SequenceColumn'.$sequence;
- $count++;
- }
- }
-
- $doNotShow{'count'} = $count;
-
- return (\@infoHeadings, \@infoKeys, \@sequenceHeadings,
- \@sequenceKeys, \%doNotShow);
-}
1;
-#######################################################
-#######################################################
-
-=pod
-
-=back
-
-=cut
-
-#######################################################
-#######################################################
-
__END__