[LON-CAPA-cvs] cvs: loncom(version_2_11_X) /homework grades.pm
raeburn
raeburn at source.lon-capa.org
Fri Jun 28 18:54:50 EDT 2013
raeburn Fri Jun 28 22:54:50 2013 EDT
Modified files: (Branch: version_2_11_X)
/loncom/homework grades.pm
Log:
- For 2.11
- Backport 1.689, 1.690, 1.691, 1.692, 1.693.
-------------- next part --------------
Index: loncom/homework/grades.pm
diff -u loncom/homework/grades.pm:1.596.2.12.2.15 loncom/homework/grades.pm:1.596.2.12.2.16
--- loncom/homework/grades.pm:1.596.2.12.2.15 Thu May 30 05:28:03 2013
+++ loncom/homework/grades.pm Fri Jun 28 22:54:50 2013
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# The LON-CAPA Grading handler
#
-# $Id: grades.pm,v 1.596.2.12.2.15 2013/05/30 05:28:03 raeburn Exp $
+# $Id: grades.pm,v 1.596.2.12.2.16 2013/06/28 22:54:50 raeburn Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -5308,6 +5308,11 @@
my %responsetype_per_response; # responsetype for each response
+my %masterseq_id_responsenum; # src_id (e.g., 12.3_0.11 etc.) for each
+ # numbered response. Needed when randomorder
+ # or randompick are in use. Key is ID, value
+ # is response number.
+
# Save and restore the bubble lines array to the form env.
@@ -5321,12 +5326,17 @@
$env{"form.scantron.responsetype.$line"} =
$responsetype_per_response{$line};
}
+ foreach my $resid (keys(%masterseq_id_responsenum)) {
+ my $line = $masterseq_id_responsenum{$resid};
+ $env{"form.scantron.residpart.$line"} = $resid;
+ }
}
sub restore_bubble_lines {
my $line = 0;
%bubble_lines_per_response = ();
+ %masterseq_id_responsenum = ();
while ($env{"form.scantron.bubblelines.$line"}) {
my $value = $env{"form.scantron.bubblelines.$line"};
$bubble_lines_per_response{$line} = $value;
@@ -5336,28 +5346,12 @@
$env{"form.scantron.sub_bubblelines.$line"};
$responsetype_per_response{$line} =
$env{"form.scantron.responsetype.$line"};
+ my $id = $env{"form.scantron.residpart.$line"};
+ $masterseq_id_responsenum{$id} = $line;
$line++;
}
}
-# Given the parsed scanline, get the response for
-# 'answer' number n:
-
-sub get_response_bubbles {
- my ($parsed_line, $response) = @_;
-
- my $bubble_line = $first_bubble_line{$response-1} +1;
- my $bubble_lines= $bubble_lines_per_response{$response-1};
-
- my $selected = "";
-
- for (my $bline = 0; $bline < $bubble_lines; $bline++) {
- $selected .= $$parsed_line{"scantron.$bubble_line.answer"}.":";
- $bubble_line++;
- }
- return $selected;
-}
-
=pod
=item scantron_filenames
@@ -6021,6 +6015,27 @@
(see scantron_getfile for more information)
just_header - True if should not process question answers but only
the stuff to the left of the answers.
+ randomorder - True if randomorder in use
+ randompick - True if randompick in use
+ sequence - Exam folder URL
+ master_seq - Ref to array containing symbs in exam folder
+ symb_to_resource - Ref to hash of symbs for resources in exam folder
+ (corresponding values are resource objects)
+ partids_by_symb - Ref to hash of symb -> array ref of partIDs
+ orderedforcode - Ref to hash of arrays. keys are CODEs and values
+ are refs to an array of resource objects, ordered
+ according to order used for CODE, when randomorder
+ and or randompick are in use.
+ respnumlookup - Ref to hash mapping question numbers in bubble lines
+ for current line to question number used for same question
+ in "Master Sequence" (as seen by Course Coordinator).
+ startline - Ref to hash where key is question number (0 is first)
+ and value is number of first bubble line for current
+ student or code-based randompick and/or randomorder.
+ totalref - Ref of scalar used to score total number of bubble
+ lines needed for responses in a scan line (used when
+ randompick in use.
+
Returns:
Hash containing the result of parsing the scanline
@@ -6065,12 +6080,12 @@
=cut
sub scantron_parse_scanline {
- my ($line,$whichline,$scantron_config,$scan_data,$just_header)=@_;
+ my ($line,$whichline,$scantron_config,$scan_data,$just_header,$idmap,
+ $randomorder,$randompick,$sequence,$master_seq,$symb_to_resource,
+ $partids_by_symb,$orderedforcode,$respnumlookup,$startline,$totalref)=@_;
my %record;
- my $lastpos = $env{'form.scantron_maxbubble'}*$$scantron_config{'Qlength'};
- my $questions=substr($line,$$scantron_config{'Qstart'}-1,$lastpos); # Answers
- my $data=substr($line,0,$$scantron_config{'Qstart'}-1); # earlier stuff
+ my $data=substr($line,0,$$scantron_config{'Qstart'}-1); # stuff before answers
if (!($$scantron_config{'CODElocation'} eq 0 ||
$$scantron_config{'CODElocation'} eq 'none')) {
if ($$scantron_config{'CODElocation'} < 0 ||
@@ -6106,10 +6121,29 @@
my $questnum=0;
my $ansnum =1; # Multiple 'answer lines'/question.
+ my $lastpos = $env{'form.scantron_maxbubble'}*$$scantron_config{'Qlength'};
+ if ($randompick || $randomorder) {
+ my $total = &get_respnum_lookups($sequence,$scan_data,$idmap,$line,\%record,
+ $master_seq,$symb_to_resource,
+ $partids_by_symb,$orderedforcode,
+ $respnumlookup,$startline);
+ if ($total) {
+ $lastpos = $total*$$scantron_config{'Qlength'};
+ }
+ if (ref($totalref)) {
+ $$totalref = $total;
+ }
+ }
+ my $questions=substr($line,$$scantron_config{'Qstart'}-1,$lastpos); # Answers
chomp($questions); # Get rid of any trailing \n.
$questions =~ s/\r$//; # Get rid of trailing \r too (MAC or Win uploads).
while (length($questions)) {
- my $answers_needed = $bubble_lines_per_response{$questnum};
+ my $answers_needed;
+ if (($randompick || $randomorder) && (ref($respnumlookup) eq 'HASH')) {
+ $answers_needed = $bubble_lines_per_response{$respnumlookup->{$questnum}};
+ } else {
+ $answers_needed = $bubble_lines_per_response{$questnum};
+ }
my $answer_length = ($$scantron_config{'Qlength'} * $answers_needed)
|| 1;
$questnum++;
@@ -6118,11 +6152,16 @@
$questions = substr($questions,$answer_length);
if (length($currentquest) < $answer_length) { next; }
- if ($subdivided_bubble_lines{$questnum-1} =~ /,/) {
+ my $subdivided;
+ if (($randompick || $randomorder) && (ref($respnumlookup) eq 'HASH')) {
+ $subdivided = $subdivided_bubble_lines{$respnumlookup->{$questnum-1}};
+ } else {
+ $subdivided = $subdivided_bubble_lines{$questnum-1};
+ }
+ if ($subdivided =~ /,/) {
my $subquestnum = 1;
my $subquestions = $currentquest;
- my @subanswers_needed =
- split(/,/,$subdivided_bubble_lines{$questnum-1});
+ my @subanswers_needed = split(/,/,$subdivided);
foreach my $subans (@subanswers_needed) {
my $subans_length =
($$scantron_config{'Qlength'} * $subans) || 1;
@@ -6133,10 +6172,13 @@
($$scantron_config{'Qon'} eq 'number')) {
$ansnum = &scantron_validator_lettnum($ansnum,
$questnum,$quest_id,$subans,$currsubquest,$whichline,
- \@alphabet,\%record,$scantron_config,$scan_data);
+ \@alphabet,\%record,$scantron_config,$scan_data,
+ $randomorder,$randompick,$respnumlookup);
} else {
$ansnum = &scantron_validator_positional($ansnum,
- $questnum,$quest_id,$subans,$currsubquest,$whichline, \@alphabet,\%record,$scantron_config,$scan_data);
+ $questnum,$quest_id,$subans,$currsubquest,$whichline,
+ \@alphabet,\%record,$scantron_config,$scan_data,
+ $randomorder,$randompick,$respnumlookup);
}
$subquestnum ++;
}
@@ -6145,11 +6187,13 @@
($$scantron_config{'Qon'} eq 'number')) {
$ansnum = &scantron_validator_lettnum($ansnum,$questnum,
$quest_id,$answers_needed,$currentquest,$whichline,
- \@alphabet,\%record,$scantron_config,$scan_data);
+ \@alphabet,\%record,$scantron_config,$scan_data,
+ $randomorder,$randompick,$respnumlookup);
} else {
$ansnum = &scantron_validator_positional($ansnum,$questnum,
$quest_id,$answers_needed,$currentquest,$whichline,
- \@alphabet,\%record,$scantron_config,$scan_data);
+ \@alphabet,\%record,$scantron_config,$scan_data,
+ $randomorder,$randompick,$respnumlookup);
}
}
}
@@ -6157,9 +6201,66 @@
return \%record;
}
+sub get_master_seq {
+ my ($resources,$master_seq,$symb_to_resource) = @_;
+ return unless ((ref($resources) eq 'ARRAY') && (ref($master_seq) eq 'ARRAY') &&
+ (ref($symb_to_resource) eq 'HASH'));
+ my $resource_error;
+ foreach my $resource (@{$resources}) {
+ my $ressymb;
+ if (ref($resource)) {
+ $ressymb = $resource->symb();
+ push(@{$master_seq},$ressymb);
+ $symb_to_resource->{$ressymb} = $resource;
+ } else {
+ $resource_error = 1;
+ last;
+ }
+ }
+ return $resource_error;
+}
+
+sub get_respnum_lookups {
+ my ($sequence,$scan_data,$idmap,$line,$record,$master_seq,$symb_to_resource,
+ $partids_by_symb,$orderedforcode,$respnumlookup,$startline) = @_;
+ return unless ((ref($record) eq 'HASH') && (ref($master_seq) eq 'ARRAY') &&
+ (ref($symb_to_resource) eq 'HASH') && (ref($partids_by_symb) eq 'HASH') &&
+ (ref($orderedforcode) eq 'HASH') && (ref($respnumlookup) eq 'HASH') &&
+ (ref($startline) eq 'HASH'));
+ my ($user,$scancode);
+ if ((exists($record->{'scantron.CODE'})) &&
+ (&Apache::lonnet::validCODE($record->{'scantron.CODE'}))) {
+ $scancode = $record->{'scantron.CODE'};
+ } else {
+ $user = &scantron_find_student($record,$scan_data,$idmap,$line);
+ }
+ my @mapresources =
+ &users_order($user,$scancode,$sequence,$master_seq,$symb_to_resource,
+ $orderedforcode);
+ my $total = 0;
+ my $count = 0;
+ foreach my $resource (@mapresources) {
+ my $id = $resource->id();
+ my $symb = $resource->symb();
+ if (ref($partids_by_symb->{$symb}) eq 'ARRAY') {
+ foreach my $partid (@{$partids_by_symb->{$symb}}) {
+ my $respnum = $masterseq_id_responsenum{$id.'_'.$partid};
+ if ($respnum ne '') {
+ $respnumlookup->{$count} = $respnum;
+ $startline->{$count} = $total;
+ $total += $bubble_lines_per_response{$respnum};
+ $count ++;
+ }
+ }
+ }
+ }
+ return $total;
+}
+
sub scantron_validator_lettnum {
my ($ansnum,$questnum,$quest_id,$answers_needed,$currquest,$whichline,
- $alphabet,$record,$scantron_config,$scan_data) = @_;
+ $alphabet,$record,$scantron_config,$scan_data,$randomorder,
+ $randompick,$respnumlookup) = @_;
# Qon 'letter' implies for each slot in currquest we have:
# ? or * for doubles, a letter in A-Z for a bubble, and
@@ -6178,19 +6279,23 @@
$matchon = '\d';
}
my $occurrences = 0;
- if (($responsetype_per_response{$questnum-1} eq 'essayresponse') ||
- ($responsetype_per_response{$questnum-1} eq 'formularesponse') ||
- ($responsetype_per_response{$questnum-1} eq 'stringresponse') ||
- ($responsetype_per_response{$questnum-1} eq 'imageresponse') ||
- ($responsetype_per_response{$questnum-1} eq 'reactionresponse') ||
- ($responsetype_per_response{$questnum-1} eq 'organicresponse')) {
+ my $responsenum = $questnum-1;
+ if (($randompick || $randomorder) && (ref($respnumlookup) eq 'HASH')) {
+ $responsenum = $respnumlookup->{$questnum-1}
+ }
+ if (($responsetype_per_response{$responsenum} eq 'essayresponse') ||
+ ($responsetype_per_response{$responsenum} eq 'formularesponse') ||
+ ($responsetype_per_response{$responsenum} eq 'stringresponse') ||
+ ($responsetype_per_response{$responsenum} eq 'imageresponse') ||
+ ($responsetype_per_response{$responsenum} eq 'reactionresponse') ||
+ ($responsetype_per_response{$responsenum} eq 'organicresponse')) {
my @singlelines = split('',$currquest);
foreach my $entry (@singlelines) {
$occurrences = &occurence_count($entry,$matchon);
if ($occurrences > 1) {
last;
}
- }
+ }
} else {
$occurrences = &occurence_count($currquest,$matchon);
}
@@ -6238,7 +6343,8 @@
sub scantron_validator_positional {
my ($ansnum,$questnum,$quest_id,$answers_needed,$currquest,
- $whichline,$alphabet,$record,$scantron_config,$scan_data) = @_;
+ $whichline,$alphabet,$record,$scantron_config,$scan_data,
+ $randomorder,$randompick,$respnumlookup) = @_;
# Otherwise there's a positional notation;
# each bubble line requires Qlength items, and there are filled in
@@ -6280,12 +6386,16 @@
# record all the bubbles filled in as well as the
# fact this response consists of multiple bubbles.
#
- if (($responsetype_per_response{$questnum-1} eq 'essayresponse') ||
- ($responsetype_per_response{$questnum-1} eq 'formularesponse') ||
- ($responsetype_per_response{$questnum-1} eq 'stringresponse') ||
- ($responsetype_per_response{$questnum-1} eq 'imageresponse') ||
- ($responsetype_per_response{$questnum-1} eq 'reactionresponse') ||
- ($responsetype_per_response{$questnum-1} eq 'organicresponse')) {
+ my $responsenum = $questnum-1;
+ if (($randompick || $randomorder) && (ref($respnumlookup) eq 'HASH')) {
+ $responsenum = $respnumlookup->{$questnum-1}
+ }
+ if (($responsetype_per_response{$responsenum} eq 'essayresponse') ||
+ ($responsetype_per_response{$responsenum} eq 'formularesponse') ||
+ ($responsetype_per_response{$responsenum} eq 'stringresponse') ||
+ ($responsetype_per_response{$responsenum} eq 'imageresponse') ||
+ ($responsetype_per_response{$responsenum} eq 'reactionresponse') ||
+ ($responsetype_per_response{$responsenum} eq 'organicresponse')) {
my $doubleerror = 0;
while (($currquest >= $$scantron_config{'Qlength'}) &&
(!$doubleerror)) {
@@ -6692,9 +6802,11 @@
'<input type="hidden" name="scantron.sub_bubblelines.'.$line.'" value="'.$env{"form.scantron.sub_bubblelines.$line"}.'" />'."\n";
$chunk .=
'<input type="hidden" name="scantron.responsetype.'.$line.'" value="'.$env{"form.scantron.responsetype.$line"}.'" />'."\n";
+ $chunk .=
+ '<input type="hidden" name="scantron.residpart.'.$line.'" value="'.$env{"form.scantron.residpart.$line"}.'" />'."\n";
$result .= $chunk;
$line++;
- }
+ }
return $result;
}
@@ -6767,6 +6879,7 @@
while (!$stop && $currentphase < scalar(@validate_phases)) {
$r->print(&mt('Validating '.$validate_phases[$currentphase]).'<br />');
$r->rflush();
+
my $which="scantron_validate_".$validate_phases[$currentphase];
{
no strict 'refs';
@@ -7261,7 +7374,8 @@
sub scantron_get_correction {
- my ($r,$i,$scan_record,$scan_config,$line,$error,$arg)=@_;
+ my ($r,$i,$scan_record,$scan_config,$line,$error,$arg,
+ $randomorder,$randompick,$respnumlookup,$startline)=@_;
#FIXME in the case of a duplicated ID the previous line, probably need
#to show both the current line and the previous one and allow skipping
#the previous one or the current one
@@ -7397,7 +7511,8 @@
# The form field scantron_questions is acutally a list of line numbers.
# represented by this form so:
- my $line_list = &questions_to_line_list($arg);
+ my $line_list = &questions_to_line_list($arg,$randomorder,$randompick,
+ $respnumlookup,$startline);
$r->print('<input type="hidden" name="scantron_questions" value="'.
$line_list.'" />');
@@ -7405,7 +7520,9 @@
$r->print("<p>".&mt("Please indicate which bubble should be used for grading")."</p>");
foreach my $question (@{$arg}) {
my @linenums = &prompt_for_corrections($r,$question,$scan_config,
- $scan_record, $error);
+ $scan_record, $error,
+ $randomorder,$randompick,
+ $respnumlookup,$startline);
push(@lines_to_correct, at linenums);
}
$r->print(&verify_bubbles_checked(@lines_to_correct));
@@ -7419,13 +7536,16 @@
# a list of question numbers. Therefore:
#
- my $line_list = &questions_to_line_list($arg);
+ my $line_list = &questions_to_line_list($arg,$randomorder,$randompick,
+ $respnumlookup,$startline);
$r->print('<input type="hidden" name="scantron_questions" value="'.
$line_list.'" />');
foreach my $question (@{$arg}) {
my @linenums = &prompt_for_corrections($r,$question,$scan_config,
- $scan_record, $error);
+ $scan_record, $error,
+ $randomorder,$randompick,
+ $respnumlookup,$startline);
push(@lines_to_correct, at linenums);
}
$r->print(&verify_bubbles_checked(@lines_to_correct));
@@ -7478,12 +7598,20 @@
Arguments:
questions - Reference to an array of questions.
+ randomorder - True if randomorder in use.
+ randompick - True if randompick in use.
+ respnumlookup - Reference to HASH mapping question numbers in bubble lines
+ for current line to question number used for same question
+ in "Master Seqence" (as seen by Course Coordinator).
+ startline - Reference to hash where key is question number (0 is first)
+ and key is number of first bubble line for current student
+ or code-based randompick and/or randomorder.
=cut
sub questions_to_line_list {
- my ($questions) = @_;
+ my ($questions,$randomorder,$randompick,$respnumlookup,$startline) = @_;
my @lines;
foreach my $item (@{$questions}) {
@@ -7492,7 +7620,15 @@
if ($item =~ /^(\d+)\.(\d+)$/) {
$question = $1;
my $subquestion = $2;
- $first = $first_bubble_line{$question-1} + 1;
+ my $responsenum = $question-1;
+ if (($randomorder || $randompick) && (ref($respnumlookup) eq 'HASH')) {
+ $responsenum = $respnumlookup->{$question-1};
+ if (ref($startline) eq 'HASH') {
+ $first = $startline->{$question-1} + 1;
+ }
+ } else {
+ $first = $first_bubble_line{$responsenum} + 1;
+ }
my @subans = split(/,/,$subdivided_bubble_lines{$question-1});
my $subcount = 1;
while ($subcount<$subquestion) {
@@ -7548,15 +7684,26 @@
=cut
sub prompt_for_corrections {
- my ($r, $question, $scan_config, $scan_record, $error) = @_;
+ my ($r, $question, $scan_config, $scan_record, $error, $randomorder,
+ $randompick, $respnumlookup, $startline) = @_;
my ($current_line,$lines);
my @linenums;
my $questionnum = $question;
+ my ($first,$responsenum);
if ($question =~ /^(\d+)\.(\d+)$/) {
$question = $1;
- $current_line = $first_bubble_line{$question-1} + 1 ;
my $subquestion = $2;
- my @subans = split(/,/,$subdivided_bubble_lines{$question-1});
+ if (($randomorder || $randompick) && (ref($respnumlookup) eq 'HASH')) {
+ $responsenum = $respnumlookup->{$question-1};
+ if (ref($startline) eq 'HASH') {
+ $first = $startline->{$question-1};
+ }
+ } else {
+ $responsenum = $question-1;
+ $first = $first_bubble_line{$responsenum} + 1;
+ }
+ $current_line = $first + 1 ;
+ my @subans = split(/,/,$subdivided_bubble_lines{$responsenum});
my $subcount = 1;
while ($subcount<$subquestion) {
$current_line += $subans[$subcount-1];
@@ -7564,17 +7711,26 @@
}
$lines = $subans[$subquestion-1];
} else {
- $current_line = $first_bubble_line{$question-1} + 1 ;
- $lines = $bubble_lines_per_response{$question-1};
+ if (($randomorder || $randompick) && (ref($respnumlookup) eq 'HASH')) {
+ $responsenum = $respnumlookup->{$question-1};
+ if (ref($startline) eq 'HASH') {
+ $first = $startline->{$question-1};
+ }
+ } else {
+ $responsenum = $question-1;
+ $first = $first_bubble_line{$responsenum};
+ }
+ $current_line = $first + 1;
+ $lines = $bubble_lines_per_response{$responsenum};
}
if ($lines > 1) {
$r->print(&mt('The group of bubble lines below responds to a single question.').'<br />');
- if (($responsetype_per_response{$question-1} eq 'essayresponse') ||
- ($responsetype_per_response{$question-1} eq 'formularesponse') ||
- ($responsetype_per_response{$question-1} eq 'stringresponse') ||
- ($responsetype_per_response{$question-1} eq 'imageresponse') ||
- ($responsetype_per_response{$question-1} eq 'reactionresponse') ||
- ($responsetype_per_response{$question-1} eq 'organicresponse')) {
+ if (($responsetype_per_response{$responsenum} eq 'essayresponse') ||
+ ($responsetype_per_response{$responsenum} eq 'formularesponse') ||
+ ($responsetype_per_response{$responsenum} eq 'stringresponse') ||
+ ($responsetype_per_response{$responsenum} eq 'imageresponse') ||
+ ($responsetype_per_response{$responsenum} eq 'reactionresponse') ||
+ ($responsetype_per_response{$responsenum} eq 'organicresponse')) {
$r->print(&mt("Although this particular question type requires handgrading, the instructions for this question in the bubblesheet exam directed students to leave [quant,_1,line] blank on their bubblesheets.",$lines).'<br /><br />'.&mt('A non-zero score can be assigned to the student during bubblesheet grading by selecting a bubble in at least one line.').'<br />'.&mt('The score for this question will be a sum of the numeric values for the selected bubbles from each line, where A=1 point, B=2 points etc.').'<br />'.&mt("To assign a score of zero for this question, mark all lines as 'No bubble'.").'<br /><br />');
} else {
$r->print(&mt("Select at most one bubble in a single line and select 'No Bubble' in all the other lines. ")."<br />");
@@ -7582,7 +7738,7 @@
}
for (my $i =0; $i < $lines; $i++) {
my $selected = $$scan_record{"scantron.$current_line.answer"};
- &scantron_bubble_selector($r,$scan_config,$current_line,
+ &scantron_bubble_selector($r,$scan_config,$current_line,
$questionnum,$error,split('', $selected));
push(@linenums,$current_line);
$current_line++;
@@ -7836,11 +7992,42 @@
#get student info
my $classlist=&Apache::loncoursedata::get_classlist();
my %idmap=&username_to_idmap($classlist);
+ my (undef,undef,$sequence)=
+ &Apache::lonnet::decode_symb($env{'form.selectpage'});
#get scantron line setup
my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
my ($scanlines,$scan_data)=&scantron_getfile();
+
+ my $navmap = Apache::lonnavmaps::navmap->new();
+ unless (ref($navmap)) {
+ $r->print(&navmap_errormsg());
+ return(1,$currentphase);
+ }
+ my $map=$navmap->getResourceByUrl($sequence);
+ my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);
+ my ($randomorder,$randompick, at master_seq,%symb_to_resource,%grader_partids_by_symb,
+ %grader_randomlists_by_symb,%orderedforcode,%respnumlookup,%startline);
+ my $bubbles_per_row = &bubblesheet_bubbles_per_row(\%scantron_config);
+
my $nav_error;
+ if (ref($map)) {
+ $randomorder = $map->randomorder();
+ $randompick = $map->randompick();
+ if ($randomorder || $randompick) {
+ $nav_error = &get_master_seq(\@resources,\@master_seq,\%symb_to_resource);
+ if ($nav_error) {
+ $r->print(&navmap_errormsg());
+ return(1,$currentphase);
+ }
+ &graders_resources_pass(\@resources,\%grader_partids_by_symb,
+ \%grader_randomlists_by_symb,$bubbles_per_row);
+ }
+ } else {
+ $r->print(&navmap_errormsg());
+ return(1,$currentphase);
+ }
+
&scantron_get_maxbubble(\$nav_error,\%scantron_config); # parse needs the bubble line array.
if ($nav_error) {
$r->print(&navmap_errormsg());
@@ -7851,11 +8038,15 @@
my $line=&scantron_get_line($scanlines,$scan_data,$i);
if ($line=~/^[\s\cz]*$/) { next; }
my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
- $scan_data);
+ $scan_data,undef,\%idmap,$randomorder,
+ $randompick,$sequence,\@master_seq,
+ \%symb_to_resource,\%grader_partids_by_symb,
+ \%orderedforcode,\%respnumlookup,\%startline);
if (!defined($$scan_record{'scantron.doubleerror'})) { next; }
&scantron_get_correction($r,$i,$scan_record,\%scantron_config,$line,
'doublebubble',
- $$scan_record{'scantron.doubleerror'});
+ $$scan_record{'scantron.doubleerror'},
+ $randomorder,$randompick,\%respnumlookup,\%startline);
return (1,$currentphase);
}
return (0,$currentphase+1);
@@ -7894,10 +8085,12 @@
%first_bubble_line = ();
%subdivided_bubble_lines = ();
%responsetype_per_response = ();
+ %masterseq_id_responsenum = ();
my $response_number = 0;
my $bubble_line = 0;
foreach my $resource (@resources) {
+ my $resid = $resource->id();
my ($analysis,$parts) = &scantron_partids_tograde($resource,$cid,$uname,
$udom,$bubbles_per_row);
if ((ref($analysis) eq 'HASH') && (ref($parts) eq 'ARRAY')) {
@@ -7948,6 +8141,7 @@
$bubble_lines_per_response{$response_number} = $lines;
$responsetype_per_response{$response_number} =
$analysis->{$part_id.'.type'};
+ $masterseq_id_responsenum{$resid.'_'.$part_id} = $response_number;
$response_number++;
$bubble_line += $lines;
@@ -7980,21 +8174,62 @@
#get student info
my $classlist=&Apache::loncoursedata::get_classlist();
my %idmap=&username_to_idmap($classlist);
+ my (undef,undef,$sequence)=
+ &Apache::lonnet::decode_symb($env{'form.selectpage'});
#get scantron line setup
my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
my ($scanlines,$scan_data)=&scantron_getfile();
+
+ my $navmap = Apache::lonnavmaps::navmap->new();
+ unless (ref($navmap)) {
+ $r->print(&navmap_errormsg());
+ return(1,$currentphase);
+ }
+
+ my $map=$navmap->getResourceByUrl($sequence);
+ my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);
+ my ($randomorder,$randompick, at master_seq,%symb_to_resource,%grader_partids_by_symb,
+ %grader_randomlists_by_symb,%orderedforcode,%respnumlookup,%startline);
+ my $bubbles_per_row = &bubblesheet_bubbles_per_row(\%scantron_config);
+
my $nav_error;
+ if (ref($map)) {
+ $randomorder = $map->randomorder();
+ $randompick = $map->randompick();
+ } else {
+ $r->print(&navmap_errormsg());
+ return '';
+ }
+ my $nav_error;
+ my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);
+ if ($randomorder || $randompick) {
+ $nav_error = &get_master_seq(\@resources,\@master_seq,\%symb_to_resource);
+ if ($nav_error) {
+ $r->print(&navmap_errormsg());
+ return '';
+ }
+ }
+ &graders_resources_pass(\@resources,\%grader_partids_by_symb,
+ \%grader_randomlists_by_symb,$bubbles_per_row);
+
+ my ($uname,$udom);
+
my $max_bubble=&scantron_get_maxbubble(\$nav_error,\%scantron_config);
if ($nav_error) {
+ $r->print(&navmap_errormsg());
return(1,$currentphase);
}
+
if (!$max_bubble) { $max_bubble=2**31; }
for (my $i=0;$i<=$scanlines->{'count'};$i++) {
my $line=&scantron_get_line($scanlines,$scan_data,$i);
if ($line=~/^[\s\cz]*$/) { next; }
- my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
- $scan_data);
+ my $scan_record =
+ &scantron_parse_scanline($line,$i,\%scantron_config,$scan_data,undef,\%idmap,
+ $randomorder,$randompick,$sequence,\@master_seq,
+ \%symb_to_resource,\%grader_partids_by_symb,
+ \%orderedforcode,\%respnumlookup,\%startline);
if (!defined($$scan_record{'scantron.missingerror'})) { next; }
my @to_correct;
@@ -8003,28 +8238,45 @@
foreach my $missing (@{$$scan_record{'scantron.missingerror'}}) {
my $lastbubble;
if ($missing =~ /^(\d+)\.(\d+)$/) {
- my $question = $1;
- my $subquestion = $2;
- if (!defined($first_bubble_line{$question -1})) { next; }
- my $first = $first_bubble_line{$question-1};
- my @subans = split(/,/,$subdivided_bubble_lines{$question-1});
- my $subcount = 1;
- while ($subcount<$subquestion) {
- $first += $subans[$subcount-1];
- $subcount ++;
- }
- my $count = $subans[$subquestion-1];
- $lastbubble = $first + $count;
+ my $question = $1;
+ my $subquestion = $2;
+ my ($first,$responsenum);
+ if ($randomorder || $randompick) {
+ $responsenum = $respnumlookup{$question-1};
+ $first = $startline{$question-1};
+ } else {
+ $responsenum = $question-1;
+ $first = $first_bubble_line{$responsenum};
+ }
+ if (!defined($first)) { next; }
+ my @subans = split(/,/,$subdivided_bubble_lines{$question-1});
+ my $subcount = 1;
+ while ($subcount<$subquestion) {
+ $first += $subans[$subcount-1];
+ $subcount ++;
+ }
+ my $count = $subans[$subquestion-1];
+ $lastbubble = $first + $count;
} else {
- if (!defined($first_bubble_line{$missing - 1})) { next; }
- $lastbubble = $first_bubble_line{$missing - 1} + $bubble_lines_per_response{$missing - 1};
+ my ($first,$responsenum);
+ if ($randomorder || $randompick) {
+ $responsenum = $respnumlookup{$missing-1};
+ $first = $startline{$missing-1};
+ } else {
+ $responsenum = $missing-1;
+ $first = $first_bubble_line{$responsenum};
+ }
+ if (!defined($first)) { next; }
+ $lastbubble = $first + $bubble_lines_per_response{$responsenum};
}
if ($lastbubble > $max_bubble) { next; }
push(@to_correct,$missing);
}
if (@to_correct) {
&scantron_get_correction($r,$i,$scan_record,\%scantron_config,
- $line,'missingbubble',\@to_correct);
+ $line,'missingbubble',\@to_correct,
+ $randomorder,$randompick,\%respnumlookup,
+ \%startline);
return (1,$currentphase);
}
@@ -8079,8 +8331,7 @@
my $default_form_data=&defaultFormData($symb);
my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
- my $bubbles_per_row =
- &bubblesheet_bubbles_per_row(\%scantron_config);
+ my $bubbles_per_row = &bubblesheet_bubbles_per_row(\%scantron_config);
my ($scanlines,$scan_data)=&scantron_getfile();
my $classlist=&Apache::loncoursedata::get_classlist();
my %idmap=&username_to_idmap($classlist);
@@ -8088,43 +8339,29 @@
unless (ref($navmap)) {
$r->print(&navmap_errormsg());
return '';
- }
+ }
my $map=$navmap->getResourceByUrl($sequence);
- my $randomorder;
+ my ($randomorder,$randompick, at master_seq,%symb_to_resource,%grader_partids_by_symb,
+ %grader_randomlists_by_symb);
if (ref($map)) {
$randomorder = $map->randomorder();
+ $randompick = $map->randompick();
+ } else {
+ $r->print(&navmap_errormsg());
+ return '';
}
+ my $nav_error;
my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);
my (%grader_partids_by_symb,%grader_randomlists_by_symb,%ordered);
- &graders_resources_pass(\@resources,\%grader_partids_by_symb,
- \%grader_randomlists_by_symb,$bubbles_per_row);
- my ($resource_error,%symb_to_resource, at master_seq);
- foreach my $resource (@resources) {
- my $ressymb;
- if (ref($resource)) {
- $ressymb = $resource->symb();
- push(@master_seq,$ressymb);
- $symb_to_resource{$ressymb} = $resource;
- } else {
- $resource_error = 1;
- last;
+ if ($randomorder || $randompick) {
+ $nav_error = &get_master_seq(\@resources,\@master_seq,\%symb_to_resource);
+ if ($nav_error) {
+ $r->print(&navmap_errormsg());
+ return '';
}
- my ($analysis,$parts) =
- &scantron_partids_tograde($resource,$env{'request.course.id'},
- $env{'user.name'},$env{'user.domain'},
- 1,$bubbles_per_row);
- $grader_partids_by_symb{$ressymb} = $parts;
- if (ref($analysis) eq 'HASH') {
- if (ref($analysis->{'parts_withrandomlist'}) eq 'ARRAY') {
- $grader_randomlists_by_symb{$ressymb} =
- $analysis->{'parts_withrandomlist'};
- }
- }
- }
- if ($resource_error) {
- $r->print(&navmap_errormsg());
- return '';
}
+ &graders_resources_pass(\@resources,\%grader_partids_by_symb,
+ \%grader_randomlists_by_symb,$bubbles_per_row);
my ($uname,$udom);
my $result= <<SCANTRONFORM;
@@ -8147,7 +8384,6 @@
my $i=-1;
my $started;
- my $nav_error;
&scantron_get_maxbubble(\$nav_error,\%scantron_config); # Need the bubble lines array to parse.
if ($nav_error) {
$r->print(&navmap_errormsg());
@@ -8167,6 +8403,7 @@
my %lettdig = &letter_to_digits();
my $numletts = scalar(keys(%lettdig));
+ my %orderedforcode;
while ($i<$scanlines->{'count'}) {
($uname,$udom)=('','');
@@ -8178,8 +8415,15 @@
'last student');
}
$started=1;
+ my %respnumlookup = ();
+ my %startline = ();
+ my $total;
my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config,
- $scan_data);
+ $scan_data,undef,\%idmap,$randomorder,
+ $randompick,$sequence,\@master_seq,
+ \%symb_to_resource,\%grader_partids_by_symb,
+ \%orderedforcode,\%respnumlookup,\%startline,
+ \$total);
unless ($uname=&scantron_find_student($scan_record,$scan_data,
\%idmap,$i)) {
&scantron_add_delay(\@delayqueue,$line,
@@ -8204,10 +8448,10 @@
}
my @mapresources = @resources;
- if ($randomorder) {
+ if ($randomorder || $randompick) {
@mapresources =
- &users_order($user,$scancode,$sequence,\@master_seq,\%ordered,
- \%symb_to_resource);
+ &users_order($user,$scancode,$sequence,\@master_seq,\%symb_to_resource,
+ \%orderedforcode);
}
my (%partids_by_symb,$res_error);
foreach my $resource (@mapresources) {
@@ -8244,7 +8488,9 @@
if (&grade_student_bubbles($r,$uname,$udom,$scan_record,$scancode,
\@mapresources,\%partids_by_symb,
- $bubbles_per_row) eq 'ssi_error') {
+ $bubbles_per_row,$randomorder,$randompick,
+ \%respnumlookup,\%startline)
+ eq 'ssi_error') {
$ssi_error = 0; # So end of handler error message does not trigger.
$r->print("</form>");
&ssi_print_error($r);
@@ -8253,9 +8499,22 @@
return ''; # Why return ''? Beats me.
}
+ if (($scancode) && ($randomorder || $randompick)) {
+ my $parmresult =
+ &Apache::lonparmset::storeparm_by_symb($symb,
+ '0_examcode',2,$scancode,
+ 'string_examcode',$uname,
+ $udom);
+ }
$completedstudents{$uname}={'line'=>$line};
if ($env{'form.verifyrecord'}) {
my $lastpos = $env{'form.scantron_maxbubble'}*$scantron_config{'Qlength'};
+ if ($randompick) {
+ if ($total) {
+ $lastpos = $total*$scantron_config{'Qlength'};
+ }
+ }
+
my $studentdata = substr($line,$scantron_config{'Qstart'}-1,$lastpos);
chomp($studentdata);
$studentdata =~ s/\r$//;
@@ -8266,14 +8525,17 @@
($counter,my $recording) =
&verify_scantron_grading($resource,$udom,$uname,$env{'request.course.id'},
$counter,$studentdata,$partids_by_symb{$ressymb},
- \%scantron_config,\%lettdig,$numletts);
+ \%scantron_config,\%lettdig,$numletts,$randomorder,
+ $randompick,\%respnumlookup,\%startline);
$studentrecord .= $recording;
}
if ($studentrecord ne $studentdata) {
&Apache::lonxml::clear_problem_counter();
if (&grade_student_bubbles($r,$uname,$udom,$scan_record,$scancode,
\@mapresources,\%partids_by_symb,
- $bubbles_per_row) eq 'ssi_error') {
+ $bubbles_per_row,$randomorder,$randompick,
+ \%respnumlookup,\%startline)
+ eq 'ssi_error') {
$ssi_error = 0; # So end of handler error message does not trigger.
$r->print("</form>");
&ssi_print_error($r);
@@ -8289,7 +8551,9 @@
($counter,my $recording) =
&verify_scantron_grading($resource,$udom,$uname,$env{'request.course.id'},
$counter,$studentdata,$partids_by_symb{$ressymb},
- \%scantron_config,\%lettdig,$numletts);
+ \%scantron_config,\%lettdig,$numletts,
+ $randomorder,$randompick,\%respnumlookup,
+ \%startline);
$studentrecord .= $recording;
}
if ($studentrecord ne $studentdata) {
@@ -8368,32 +8632,37 @@
if this is a CODEd exam, or based on student's identity if this is a
"NAMEd" exam.
- Should be used when randomorder applied when the corresponding exam was
- printed, prior to students completing bubblesheets for the version of the
- exam the student received.
+ Should be used when randomorder and/or randompick applied when the
+ corresponding exam was printed, prior to students completing bubblesheets
+ for the version of the exam the student received.
=cut
sub users_order {
- my ($user,$scancode,$mapurl,$master_seq,$ordered,$symb_to_resource) = @_;
+ my ($user,$scancode,$mapurl,$master_seq,$symb_to_resource,$orderedforcode) = @_;
my @mapresources;
- unless ((ref($ordered) eq 'HASH') && (ref($symb_to_resource) eq 'HASH')) {
+ unless ((ref($master_seq) eq 'ARRAY') && (ref($symb_to_resource) eq 'HASH')) {
return @mapresources;
}
- if (($scancode) && (ref($ordered->{$scancode}) eq 'ARRAY')) {
- @mapresources = @{$ordered->{$scancode}};
- } elsif ($scancode) {
- $env{'form.CODE'} = $scancode;
- my $actual_seq =
- &Apache::lonprintout::master_seq_to_person_seq($mapurl,
- $master_seq,
- $user,$scancode,1);
- if (ref($actual_seq) eq 'ARRAY') {
- @{$ordered->{$scancode}} =
- map { $symb_to_resource->{$_}; } @{$actual_seq};
- @mapresources = @{$ordered->{$scancode}};
+ if ($scancode) {
+ if ((ref($orderedforcode) eq 'HASH') && (ref($orderedforcode->{$scancode}) eq 'ARRAY')) {
+ @mapresources = @{$orderedforcode->{$scancode}};
+ } else {
+ $env{'form.CODE'} = $scancode;
+ my $actual_seq =
+ &Apache::lonprintout::master_seq_to_person_seq($mapurl,
+ $master_seq,
+ $user,$scancode,1);
+ if (ref($actual_seq) eq 'ARRAY') {
+ @mapresources = map { $symb_to_resource->{$_}; } @{$actual_seq};
+ if (ref($orderedforcode) eq 'HASH') {
+ if (@mapresources > 0) {
+ $orderedforcode->{$scancode} = \@mapresources;
+ }
+ }
+ }
+ delete($env{'form.CODE'});
}
- delete($env{'form.CODE'});
} else {
my $actual_seq =
&Apache::lonprintout::master_seq_to_person_seq($mapurl,
@@ -8403,12 +8672,19 @@
@mapresources =
map { $symb_to_resource->{$_}; } @{$actual_seq};
}
- }
- return @mapresources;
+ }
+ return @mapresources;
}
sub grade_student_bubbles {
- my ($r,$uname,$udom,$scan_record,$scancode,$resources,$parts,$bubbles_per_row) = @_;
+ my ($r,$uname,$udom,$scan_record,$scancode,$resources,$parts,$bubbles_per_row,
+ $randomorder,$randompick,$respnumlookup,$startline) = @_;
+ my $uselookup = 0;
+ if (($randomorder || $randompick) && (ref($respnumlookup) eq 'HASH') &&
+ (ref($startline) eq 'HASH')) {
+ $uselookup = 1;
+ }
+
if (ref($resources) eq 'ARRAY') {
my $count = 0;
foreach my $resource (@{$resources}) {
@@ -8430,8 +8706,12 @@
if (ref($parts) eq 'HASH') {
if (ref($parts->{$ressymb}) eq 'ARRAY') {
foreach my $part (@{$parts->{$ressymb}}) {
- $form{'scantron_questnum_start.'.$part} =
- 1+$env{'form.scantron.first_bubble_line.'.$count};
+ if ($uselookup) {
+ $form{'scantron_questnum_start.'.$part} = $startline->{$count} + 1;
+ } else {
+ $form{'scantron_questnum_start.'.$part} =
+ 1+$env{'form.scantron.first_bubble_line.'.$count};
+ }
$count++;
}
}
@@ -8722,19 +9002,17 @@
return '';
}
my $map=$navmap->getResourceByUrl($sequence);
- my ($randomorder, at master_seq,%symb_to_resource);
+ my ($randomorder,$randompick, at master_seq,%symb_to_resource,%grader_partids_by_symb,
+ %grader_randomlists_by_symb,%orderedforcode);
if (ref($map)) {
$randomorder=$map->randomorder();
}
my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);
- foreach my $resource (@resources) {
- if (ref($resource)) {
- my $ressymb = $resource->symb();
- push(@master_seq,$ressymb);
- $symb_to_resource{$ressymb} = $resource;
- }
+ my $nav_error = &get_master_seq(\@resources,\@master_seq,\%symb_to_resource);
+ if ($nav_error) {
+ $r->print(&navmap_errormsg());
+ return '';
}
- my (%grader_partids_by_symb,%grader_randomlists_by_symb);
&graders_resources_pass(\@resources,\%grader_partids_by_symb,
\%grader_randomlists_by_symb,$bubbles_per_row);
my ($uname,$udom);
@@ -8745,10 +9023,9 @@
my @delayqueue;
my %completedstudents;
- my $count=&Apache::grades::get_todo_count($scanlines,$scan_data);
+ my $count=&get_todo_count($scanlines,$scan_data);
my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,$count);
my ($username,$domain,$started,%ordered);
- my $nav_error;
&scantron_get_maxbubble(\$nav_error,\%scantron_config); # Need the bubble lines array to parse.
if ($nav_error) {
$r->print(&navmap_errormsg());
@@ -8773,8 +9050,8 @@
my $scan_record=
&Apache::grades::scantron_parse_scanline($line,$i,\%scantron_config,
$scan_data);
- unless ($uname=&Apache::grades::scantron_find_student($scan_record,$scan_data,
- \%idmap,$i)) {
+ unless ($uname=&scantron_find_student($scan_record,$scan_data,
+ \%idmap,$i)) {
&Apache::grades::scantron_add_delay(\@delayqueue,$line,
'Unable to find a student that matches',1);
next;
@@ -8787,10 +9064,6 @@
my $pid = $scan_record->{'scantron.ID'};
$lastname{$pid} = $scan_record->{'scantron.LastName'};
push(@{$bylast{$lastname{$pid}}},$pid);
- my $lastpos = $env{'form.scantron_maxbubble'}*$scantron_config{'Qlength'};
- $scandata{$pid} = substr($line,$scantron_config{'Qstart'}-1,$lastpos);
- chomp($scandata{$pid});
- $scandata{$pid} =~ s/\r$//;
my $usec = $classlist->{$uname}->[&Apache::loncoursedata::CL_SECTION];
my $user = $uname.':'.$usec;
($username,$domain)=split(/:/,$uname);
@@ -8804,11 +9077,25 @@
}
my @mapresources = @resources;
- if ($randomorder) {
+ my $lastpos = $env{'form.scantron_maxbubble'}*$scantron_config{'Qlength'};
+ my %respnumlookup=();
+ my %startline=();
+ if ($randomorder || $randompick) {
@mapresources =
- &users_order($user,$scancode,$sequence,\@master_seq,\%ordered,
- \%symb_to_resource);
+ &users_order($user,$scancode,$sequence,\@master_seq,\%symb_to_resource,
+ \%orderedforcode);
+ my $total = &get_respnum_lookups($sequence,$scan_data,\%idmap,$line,
+ $scan_record,\@master_seq,\%symb_to_resource,
+ \%grader_partids_by_symb,\%orderedforcode,
+ \%respnumlookup,\%startline);
+ if ($randompick && $total) {
+ $lastpos = $total*$scantron_config{'Qlength'};
+ }
}
+ $scandata{$pid} = substr($line,$scantron_config{'Qstart'}-1,$lastpos);
+ chomp($scandata{$pid});
+ $scandata{$pid} =~ s/\r$//;
+
my $counter = -1;
foreach my $resource (@mapresources) {
my $parts;
@@ -8825,7 +9112,9 @@
($counter,my $recording) =
&verify_scantron_grading($resource,$domain,$username,$cid,$counter,
$scandata{$pid},$parts,
- \%scantron_config,\%lettdig,$numletts);
+ \%scantron_config,\%lettdig,$numletts,
+ $randomorder,$randompick,
+ \%respnumlookup,\%startline);
$record{$pid} .= $recording;
}
}
@@ -8901,7 +9190,8 @@
sub verify_scantron_grading {
my ($resource,$domain,$username,$cid,$counter,$scandata,$partids,
- $scantron_config,$lettdig,$numletts) = @_;
+ $scantron_config,$lettdig,$numletts,$randomorder,$randompick,
+ $respnumlookup,$startline) = @_;
my ($record,%expected,%startpos);
return ($counter,$record) if (!ref($resource));
return ($counter,$record) if (!$resource->is_problem());
@@ -8910,15 +9200,21 @@
foreach my $part_id (@{$partids}) {
$counter ++;
$expected{$part_id} = 0;
- if ($env{"form.scantron.sub_bubblelines.$counter"}) {
- my @sub_lines = split(/,/,$env{"form.scantron.sub_bubblelines.$counter"});
+ my $respnum = $counter;
+ if ($randomorder || $randompick) {
+ $respnum = $respnumlookup->{$counter};
+ $startpos{$part_id} = $startline->{$counter} + 1;
+ } else {
+ $startpos{$part_id} = $env{"form.scantron.first_bubble_line.$counter"};
+ }
+ if ($env{"form.scantron.sub_bubblelines.$respnum"}) {
+ my @sub_lines = split(/,/,$env{"form.scantron.sub_bubblelines.$respnum"});
foreach my $item (@sub_lines) {
$expected{$part_id} += $item;
}
} else {
- $expected{$part_id} = $env{"form.scantron.bubblelines.$counter"};
+ $expected{$part_id} = $env{"form.scantron.bubblelines.$respnum"};
}
- $startpos{$part_id} = $env{"form.scantron.first_bubble_line.$counter"};
}
if ($symb) {
my %recorded;
@@ -9014,7 +9310,7 @@
return ($counter,$record);
}
-sub letter_to_digits {
+sub letter_to_digits {
my %lettdig = (
A => 1,
B => 2,
@@ -10250,6 +10546,16 @@
- missingbubble - array ref of the bubble lines that have missing
bubble errors
+ $randomorder - True if exam folder has randomorder set
+ $randompick - True if exam folder has randompick set
+ $respnumlookup - Reference to HASH mapping question numbers in bubble lines
+ for current line to question number used for same question
+ in "Master Seqence" (as seen by Course Coordinator).
+ $startline - Reference to hash where key is question number (0 is first)
+ and value is number of first bubble line for current student
+ or code-based randompick and/or randomorder.
+
+
=item scantron_get_maxbubble() :
Arguments:
@@ -10270,7 +10576,7 @@
$env{'form.scantron.bubble_lines.n'},
$env{'form.scantron.first_bubble_line.n'} and
$env{"form.scantron.sub_bubblelines.n"}
- which are the total number of bubble, lines, the number of bubble
+ which are the total number of bubble lines, the number of bubble
lines for response n and number of the first bubble line for response n,
and a comma separated list of numbers of bubble lines for sub-questions
(for optionresponse, matchresponse, and rankresponse items), for response n.
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