--- loncom/homework/grades.pm 2012/12/18 18:05:35 1.683 +++ loncom/homework/grades.pm 2013/06/16 16:59:29 1.691 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # The LON-CAPA Grading handler # -# $Id: grades.pm,v 1.683 2012/12/18 18:05:35 raeburn Exp $ +# $Id: grades.pm,v 1.691 2013/06/16 16:59:29 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -3101,7 +3101,7 @@ sub handback_files { &Apache::lonnet::dirlist($portfolio_root.$portfolio_path, $domain,$stuname,$getpropath); my $version = &get_next_version($answer_name,$answer_ext,$dir_list); - # fix file name + # fix filename my ($save_file_name) = (($directory.$answer_name.".$version.".$answer_ext) =~ /^.+\/${stuname}\/(.*)/); my $result=&Apache::lonnet::finishuserfileupload($stuname,$domain, $newflg.'_'.$part_resp.'_returndoc'.$counter, @@ -3120,7 +3120,7 @@ sub handback_files { $$newrecord{"resource.$new_part.$resp_id.handback"} .= $save_file_name; $file_msg.= ''.$save_file_name."
"; } - $request->print('
'.&mt('[_1] will be the uploaded file name [_2]',''.$fname.'',''.$env{'form.'.$newflg.'_'.$part_resp.'_origdoc'.$counter}.'')); + $request->print('
'.&mt('[_1] will be the uploaded filename [_2]',''.$fname.'',''.$env{'form.'.$newflg.'_'.$part_resp.'_origdoc'.$counter}.'')); } } } @@ -5142,6 +5142,11 @@ my %subdivided_bubble_lines; # no. my %responsetype_per_response; # responsetype for each response +my %masterseq_id_responsenum; # src_id (e.g., 12.3_0.11 etc.) for each + # numbered response. Needed when randomorder + # or randompick are in use. Key is ID, value + # is response number. + # Save and restore the bubble lines array to the form env. @@ -5155,12 +5160,17 @@ sub save_bubble_lines { $env{"form.scantron.responsetype.$line"} = $responsetype_per_response{$line}; } + foreach my $resid (keys(%masterseq_id_responsenum)) { + my $line = $masterseq_id_responsenum{$resid}; + $env{"form.scantron.residpart.$line"} = $resid; + } } sub restore_bubble_lines { my $line = 0; %bubble_lines_per_response = (); + %masterseq_id_responsenum = (); while ($env{"form.scantron.bubblelines.$line"}) { my $value = $env{"form.scantron.bubblelines.$line"}; $bubble_lines_per_response{$line} = $value; @@ -5170,28 +5180,12 @@ sub restore_bubble_lines { $env{"form.scantron.sub_bubblelines.$line"}; $responsetype_per_response{$line} = $env{"form.scantron.responsetype.$line"}; + my $id = $env{"form.scantron.residpart.$line"}; + $masterseq_id_responsenum{$id} = $line; $line++; } } -# Given the parsed scanline, get the response for -# 'answer' number n: - -sub get_response_bubbles { - my ($parsed_line, $response) = @_; - - my $bubble_line = $first_bubble_line{$response-1} +1; - my $bubble_lines= $bubble_lines_per_response{$response-1}; - - my $selected = ""; - - for (my $bline = 0; $bline < $bubble_lines; $bline++) { - $selected .= $$parsed_line{"scantron.$bubble_line.answer"}.":"; - $bubble_line++; - } - return $selected; -} - =pod =item scantron_filenames @@ -5852,6 +5846,27 @@ sub digits_to_letters { (see scantron_getfile for more information) just_header - True if should not process question answers but only the stuff to the left of the answers. + randomorder - True if randomorder in use + randompick - True if randompick in use + sequence - Exam folder URL + master_seq - Ref to array containing symbs in exam folder + symb_to_resource - Ref to hash of symbs for resources in exam folder + (corresponding values are resource objects) + partids_by_symb - Ref to hash of symb -> array ref of partIDs + orderedforcode - Ref to hash of arrays. keys are CODEs and values + are refs to an array of resource objects, ordered + according to order used for CODE, when randomorder + and or randompick are in use. + respnumlookup - Ref to hash mapping question numbers in bubble lines + for current line to question number used for same question + in "Master Sequence" (as seen by Course Coordinator). + startline - Ref to hash where key is question number (0 is first) + and value is number of first bubble line for current + student or code-based randompick and/or randomorder. + totalref - Ref of scalar used to score total number of bubble + lines needed for responses in a scan line (used when + randompick in use. + Returns: Hash containing the result of parsing the scanline @@ -5896,12 +5911,12 @@ sub digits_to_letters { =cut sub scantron_parse_scanline { - my ($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 ($$scantron_config{'CODElocation'} < 0 || @@ -5937,10 +5952,29 @@ sub scantron_parse_scanline { my $questnum=0; my $ansnum =1; # Multiple 'answer lines'/question. + my $lastpos = $env{'form.scantron_maxbubble'}*$$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++; @@ -5949,11 +5983,16 @@ sub scantron_parse_scanline { $questions = substr($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 = ($$scantron_config{'Qlength'} * $subans) || 1; @@ -5964,10 +6003,13 @@ sub scantron_parse_scanline { ($$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 ++; } @@ -5976,11 +6018,13 @@ sub scantron_parse_scanline { ($$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); } } } @@ -5988,9 +6032,66 @@ sub scantron_parse_scanline { 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 @@ -6009,19 +6110,23 @@ sub scantron_validator_lettnum { $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); } @@ -6069,7 +6174,8 @@ sub scantron_validator_lettnum { 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 @@ -6111,12 +6217,16 @@ sub scantron_validator_positional { # 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)) { @@ -6521,9 +6631,11 @@ SCANTRONFORM ''."\n"; $chunk .= ''."\n"; + $chunk .= + ''."\n"; $result .= $chunk; $line++; - } + } return $result; } @@ -6595,6 +6707,7 @@ sub scantron_validate_file { while (!$stop && $currentphase < scalar(@validate_phases)) { $r->print(&mt('Validating '.$validate_phases[$currentphase]).'
'); $r->rflush(); + my $which="scantron_validate_".$validate_phases[$currentphase]; { no strict 'refs'; @@ -7006,7 +7119,7 @@ sub scantron_validate_sequence { $r->print( '

' .&mt('Some resources in the sequence currently are not set to' - .' exam mode. Grading these resources currently may not' + .' bubblesheet exam mode. Grading these resources currently may not' .' work correctly.') .'

' ); @@ -7090,7 +7203,8 @@ sub scantron_validate_ID { 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 @@ -7140,7 +7254,7 @@ sub scantron_get_correction { $r->print(&Apache::loncommon::selectstudent_link('scantronupload', 'scantron_username','scantron_domain')); $r->print(": "); - $r->print("\n@". + $r->print("\n:\n". &Apache::loncommon::select_dom_form($env{'request.role.domain'},'scantron_domain')); $r->print(''); @@ -7224,7 +7338,8 @@ ENDSCRIPT # 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(''); @@ -7232,7 +7347,9 @@ ENDSCRIPT $r->print("

".&mt("Please indicate which bubble should be used for grading")."

"); 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,@linenums); } $r->print(&verify_bubbles_checked(@lines_to_correct)); @@ -7245,14 +7362,17 @@ ENDSCRIPT # The form field scantron_questions is actually a list of line numbers not # 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(''); 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,@linenums); } $r->print(&verify_bubbles_checked(@lines_to_correct)); @@ -7303,12 +7423,19 @@ used to fill in the scantron_questions f Arguments: questions - Reference to an array of questions. - + randomorder - True if randomorder in use. + randompick - True if randompick in use. + respnumlookup - Reference to HASH mapping question numbers in bubble lines + for current line to question number used for same question + in "Master Seqence" (as seen by Course Coordinator). + startline - Reference to hash where key is question number (0 is first) + and key is number of first bubble line for current student + or code-based randompick and/or randomorder. =cut sub questions_to_line_list { - my ($questions) = @_; + my ($questions,$randomorder,$randompick,$respnumlookup,$startline) = @_; my @lines; foreach my $item (@{$questions}) { @@ -7317,8 +7444,16 @@ sub questions_to_line_list { if ($item =~ /^(\d+)\.(\d+)$/) { $question = $1; my $subquestion = $2; - $first = $first_bubble_line{$question-1} + 1; - my @subans = split(/,/,$subdivided_bubble_lines{$question-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(/,/,$subdivided_bubble_lines{$responsenum}); my $subcount = 1; while ($subcount<$subquestion) { $first += $subans[$subcount-1]; @@ -7326,8 +7461,16 @@ sub questions_to_line_list { } $count = $subans[$subquestion-1]; } else { - $first = $first_bubble_line{$question-1} + 1; - $count = $bubble_lines_per_response{$question-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; + } + $count = $bubble_lines_per_response{$responsenum}; } $last = $first+$count-1; push(@lines, ($first..$last)); @@ -7349,6 +7492,15 @@ for multi and missing bubble cases). $scan_config - The scantron file configuration hash. $scan_record - Reference to the hash that has the the parsed scanlines. $error - Type of error + $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). + $startline - Reference to hash where key is question number (0 is first) + and value is number of first bubble line for current student + or code-based randompick and/or randomorder. + Implicit inputs: %bubble_lines_per_response - Starting line numbers for each question. @@ -7373,15 +7525,26 @@ for multi and missing bubble cases). =cut sub prompt_for_corrections { - my ($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]; @@ -7389,25 +7552,43 @@ sub prompt_for_corrections { } $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) { $r->print(&mt('The group of bubble lines below responds to a single question.').'
'); - if (($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')) { - $r->print(&mt("Although this particular question type requires handgrading, the instructions for this question in the exam directed students to leave [quant,_1,line] blank on their bubblesheets.",$lines).'

'.&mt('A non-zero score can be assigned to the student during bubblesheet grading by selecting a bubble in at least one line.').'
'.&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.').'
'.&mt("To assign a score of zero for this question, mark all lines as 'No bubble'.").'

'); + 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) + .'

' + .&mt('A non-zero score can be assigned to the student during bubblesheet grading by selecting a bubble in at least one line.') + .'
' + .&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.') + .'
' + .&mt("To assign a score of zero for this question, mark all lines as 'No bubble'.") + .'

' + ); } else { $r->print(&mt("Select at most one bubble in a single line and select 'No Bubble' in all the other lines. ")."
"); } } 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++; @@ -7661,11 +7842,42 @@ sub scantron_validate_doublebubble { #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,@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()); @@ -7676,11 +7888,15 @@ sub scantron_validate_doublebubble { 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); @@ -7719,10 +7935,12 @@ sub scantron_get_maxbubble { %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, $udom,undef,$bubbles_per_row); if ((ref($analysis) eq 'HASH') && (ref($parts) eq 'ARRAY')) { @@ -7773,6 +7991,7 @@ sub scantron_get_maxbubble { $bubble_lines_per_response{$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; @@ -7805,21 +8024,59 @@ sub scantron_validate_missingbubbles { #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,@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); + } + + my $max_bubble=&scantron_get_maxbubble(\$nav_error,\%scantron_config); if ($nav_error) { - return(1,$currentphase); + $r->print(&navmap_errormsg()); + return ''; } + if (!$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; @@ -7830,9 +8087,16 @@ sub scantron_validate_missingbubbles { 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 ($first,$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{$responsenum}); my $subcount = 1; while ($subcount<$subquestion) { $first += $subans[$subcount-1]; @@ -7841,15 +8105,25 @@ sub scantron_validate_missingbubbles { 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); } @@ -7903,8 +8177,7 @@ sub scantron_process_students { 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); @@ -7912,43 +8185,28 @@ sub scantron_process_students { unless (ref($navmap)) { $r->print(&navmap_errormsg()); return ''; - } + } my $map=$navmap->getResourceByUrl($sequence); - my $randomorder; + my ($randomorder,$randompick,@master_seq,%symb_to_resource,%grader_partids_by_symb, + %grader_randomlists_by_symb,%orderedforcode); if (ref($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,@master_seq); - foreach my $resource (@resources) { - my $ressymb; - if (ref($resource)) { - $ressymb = $resource->symb(); - push(@master_seq,$ressymb); - $symb_to_resource{$ressymb} = $resource; - } else { - $resource_error = 1; - last; - } - my ($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} = - $analysis->{'parts_withrandomlist'}; - } + if ($randomorder || $randompick) { + $nav_error = &get_master_seq(\@resources,\@master_seq,\%symb_to_resource); + if ($nav_error) { + $r->print(&navmap_errormsg()); + return ''; } } - if ($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= <print(&navmap_errormsg()); @@ -7989,6 +8246,7 @@ SCANTRONFORM my %lettdig = &letter_to_digits(); my $numletts = scalar(keys(%lettdig)); + my %orderedforcode; while ($i<$scanlines->{'count'}) { ($uname,$udom)=('',''); @@ -7999,8 +8257,15 @@ SCANTRONFORM &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,'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,$line, @@ -8025,10 +8290,10 @@ SCANTRONFORM } my @mapresources = @resources; - if ($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 $resource (@mapresources) { @@ -8065,7 +8330,9 @@ SCANTRONFORM if (&grade_student_bubbles($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. $r->print(""); &ssi_print_error($r); @@ -8076,6 +8343,12 @@ SCANTRONFORM $completedstudents{$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); $studentdata =~ s/\r$//; @@ -8086,14 +8359,17 @@ SCANTRONFORM ($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. $r->print(""); &ssi_print_error($r); @@ -8108,7 +8384,9 @@ SCANTRONFORM ($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 $studentdata) { @@ -8186,47 +8464,59 @@ sub graders_resources_pass { if this is a CODEd exam, or based on student's identity if this is a "NAMEd" exam. - Should be used when randomorder applied when the corresponding exam was - printed, prior to students completing bubblesheets for the version of the - exam the student received. + Should be used when randomorder and/or randompick applied when the + corresponding exam was printed, prior to students completing bubblesheets + for the version of the exam the student received. =cut sub users_order { - my ($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); - 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, $master_seq, - $user); + $user,undef,1); if (ref($actual_seq) eq 'ARRAY') { @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}) { @@ -8248,8 +8538,12 @@ sub grade_student_bubbles { 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}; + } $count++; } } @@ -8480,7 +8774,7 @@ sub scantron_download_scantron_data { if (! &valid_file($file)) { $r->print('

- '.&mt('The requested file name was invalid.').' + '.&mt('The requested filename was invalid.').'

'); return; @@ -8530,19 +8824,18 @@ sub checkscantron_results { return ''; } my $map=$navmap->getResourceByUrl($sequence); - my ($randomorder,@master_seq,%symb_to_resource); + my ($randomorder,$randompick,@master_seq,%symb_to_resource,%grader_partids_by_symb, + %grader_randomlists_by_symb,%orderedforcode); if (ref($map)) { $randomorder=$map->randomorder(); + $randompick=$map->randompick(); } 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); @@ -8553,10 +8846,9 @@ sub checkscantron_results { 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()); @@ -8593,10 +8885,6 @@ sub checkscantron_results { 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(/:/,$uname); @@ -8610,11 +8898,25 @@ sub checkscantron_results { } my @mapresources = @resources; - if ($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 $parts; @@ -8631,7 +8933,9 @@ sub checkscantron_results { ($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} .= $recording; } } @@ -8709,7 +9013,8 @@ sub checkscantron_results { sub verify_scantron_grading { my ($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()); @@ -8718,15 +9023,21 @@ sub verify_scantron_grading { 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 ($symb) { my %recorded; @@ -8822,7 +9133,7 @@ sub verify_scantron_grading { return ($counter,$record); } -sub letter_to_digits { +sub letter_to_digits { my %lettdig = ( A => 1, B => 2, @@ -9748,6 +10059,7 @@ sub handler { } } elsif (!%perm) { $request->internal_redirect('/adm/quickgrades'); + return OK; } &Apache::loncommon::content_type($request,'text/html'); $request->send_http_header; @@ -10104,6 +10416,17 @@ Side Effects: None. - 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: @@ -10124,7 +10447,7 @@ Side Effects: None. $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.