--- loncom/homework/grades.pm 2008/01/09 14:16:52 1.502 +++ loncom/homework/grades.pm 2008/02/02 02:28:02 1.504 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # The LON-CAPA Grading handler # -# $Id: grades.pm,v 1.502 2008/01/09 14:16:52 www Exp $ +# $Id: grades.pm,v 1.504 2008/02/02 02:28:02 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -4681,6 +4681,12 @@ my %bubble_lines_per_response; # no. my %first_bubble_line; # First bubble line no. for each bubble. +my %subdivided_bubble_lines; # no. bubble lines for optionresponse + # or matchresponse where an individual + # response can have multiple lines + +my %responsetype_per_response; # responsetype for each response + # Save and restore the bubble lines array to the form env. @@ -4689,6 +4695,10 @@ sub save_bubble_lines { $env{"form.scantron.bubblelines.$line"} = $bubble_lines_per_response{$line}; $env{"form.scantron.first_bubble_line.$line"} = $first_bubble_line{$line}; + $env{"form.scantron.sub_bubblelines.$line"} = + $subdivided_bubble_lines{$line}; + $env{"form.scantron.responsetype.$line"} = + $responsetype_per_response{$line}; } } @@ -4701,6 +4711,10 @@ sub restore_bubble_lines { $bubble_lines_per_response{$line} = $value; $first_bubble_line{$line} = $env{"form.scantron.first_bubble_line.$line"}; + $subdivided_bubble_lines{$line} = + $env{"form.scantron.sub_bubblelines.$line"}; + $responsetype_per_response{$line} = + $env{"form.scantron.responsetype.$line"}; $line++; } @@ -5139,6 +5153,8 @@ sub username_to_idmap { - 'answer' 'response' - new answer or 'none' if blank 'question' - the bubble line to change + 'questionnum' - the question identifier, + may include subquestion. Returns: $line - the modified scanline @@ -5187,7 +5203,7 @@ sub scantron_fixup_scanline { my $answer=${off}x$length; if ($args->{'response'} eq 'none') { &scan_data($scan_data, - "$whichline.no_bubble.".$args->{'question'},'1'); + "$whichline.no_bubble.".$args->{'questionnum'},'1'); } else { if ($on eq 'letter') { my @alphabet=('A'..'Z'); @@ -5199,7 +5215,7 @@ sub scantron_fixup_scanline { substr($answer,$args->{'response'},1)=$on; } &scan_data($scan_data, - "$whichline.no_bubble.".$args->{'question'},undef,'1'); + "$whichline.no_bubble.".$args->{'questionnum'},undef,'1'); } my $where=$length*($args->{'question'}-1)+$scantron_config->{'Qstart'}; substr($line,$where-1,$length)=$answer; @@ -5371,166 +5387,208 @@ sub scantron_parse_scanline { $questions =~ s/\r$//; # Get rid of trailing \r too (MAC or Win uploads). while (length($questions)) { my $answers_needed = $bubble_lines_per_response{$questnum}; - my $answer_length = ($$scantron_config{'Qlength'} * $answers_needed) - || 1; - - $questnum++; - my $currentquest = substr($questions,0,$answer_length); - $questions = substr($questions,$answer_length); - if (length($currentquest) < $answer_length) { next; } - - # Qon letter implies for each slot in currentquest we have: - # ? or * for doubles a letter in A-Z for a bubble and - # about anything else (esp. a value of Qoff for missing - # bubbles. - - - if ($$scantron_config{'Qon'} eq 'letter') { - if ($currentquest =~ /\?/ - || $currentquest =~ /\*/ - || (&occurence_count($currentquest, "[A-Z]") > 1)) { - push(@{$record{'scantron.doubleerror'}},$questnum); - for (my $ans = 0; $ans < $answers_needed; $ans++) { - my $bubble = substr($currentquest, $ans, 1); - if ($bubble =~ /[A-Z]/ ) { - $record{"scantron.$ansnum.answer"} = $bubble; - } else { - $record{"scantron.$ansnum.answer"}=''; - } - $ansnum++; - } - - } elsif (!defined($currentquest) - || (&occurence_count($currentquest, $$scantron_config{'Qoff'}) == length($currentquest)) - || (&occurence_count($currentquest, "[A-Z]") == 0)) { - for (my $ans = 0; $ans < $answers_needed; $ans++ ) { - $record{"scantron.$ansnum.answer"}=''; - $ansnum++; - - } - if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) { - push(@{$record{"scantron.missingerror"}},$questnum); - # $ansnum += $answers_needed; - } - } else { - for (my $ans = 0; $ans < $answers_needed; $ans++) { - my $bubble = substr($currentquest, $ans, 1); - $record{"scantron.$ansnum.answer"} = $bubble; - $ansnum++; - } - } - - # Qon 'number' implies each slot gives a digit that indexes the - # the bubbles filled or Qoff or a non number for unbubbled lines. - # and *? for double bubbles on a line. - # these answers are also stored as letters. - - } elsif ($$scantron_config{'Qon'} eq 'number') { - if ($currentquest =~ /\?/ - || $currentquest =~ /\*/ - || (&occurence_count($currentquest, '\d') > 1)) { - push(@{$record{'scantron.doubleerror'}},$questnum); - for (my $ans = 0; $ans < $answers_needed; $ans++) { - my $bubble = substr($currentquest, $ans, 1); - if ($bubble =~ /\d/) { - $record{"scantron.$ansnum.answer"} = $alphabet[$bubble]; - } else { - $record{"scantron.$ansnum.answer"}=' '; - } - $ansnum++; - } - - } elsif (!defined($currentquest) - || (&occurence_count($currentquest,$$scantron_config{'Qoff'}) == length($currentquest)) - || (&occurence_count($currentquest, '\d') == 0)) { - for (my $ans = 0; $ans < $answers_needed; $ans++ ) { - $record{"scantron.$ansnum.answer"}=''; - $ansnum++; - - } - if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) { - push(@{$record{"scantron.missingerror"}},$questnum); - $ansnum += $answers_needed; - } - - } else { - $currentquest = &digits_to_letters($currentquest); - for (my $ans =0; $ans < $answers_needed; $ans++) { - $record{"scantron.$ansnum.answer"} = substr($currentquest, $ans, 1); - $ansnum++; - } - } - } else { - - # Otherwise there's a positional notation; - # each bubble line requires Qlength items, and there are filled in - # bubbles for each case where there 'Qon' characters. - # + my $answer_length = ($$scantron_config{'Qlength'} * $answers_needed) + || 1; + $questnum++; + my $quest_id = $questnum; + my $currentquest = substr($questions,0,$answer_length); + $questions = substr($questions,$answer_length); + if (length($currentquest) < $answer_length) { next; } + + if ($subdivided_bubble_lines{$questnum-1} =~ /,/) { + my $subquestnum = 1; + my $subquestions = $currentquest; + my @subanswers_needed = + split(/,/,$subdivided_bubble_lines{$questnum-1}); + foreach my $subans (@subanswers_needed) { + my $subans_length = + ($$scantron_config{'Qlength'} * $subans) || 1; + my $currsubquest = substr($subquestions,0,$subans_length); + $subquestions = substr($subquestions,$subans_length); + $quest_id = "$questnum.$subquestnum"; + if (($$scantron_config{'Qon'} eq 'letter') || + ($$scantron_config{'Qon'} eq 'number')) { + $ansnum = &scantron_validator_lettnum($ansnum, + $questnum,$quest_id,$subans,$currsubquest,$whichline, + \@alphabet,\%record,$scantron_config,$scan_data); + } else { + $ansnum = &scantron_validator_positional($ansnum, + $questnum,$quest_id,$subans,$currsubquest,$whichline, \@alphabet,\%record,$scantron_config,$scan_data); + } + $subquestnum ++; + } + } else { + if (($$scantron_config{'Qon'} eq 'letter') || + ($$scantron_config{'Qon'} eq 'number')) { + $ansnum = &scantron_validator_lettnum($ansnum,$questnum, + $quest_id,$answers_needed,$currentquest,$whichline, + \@alphabet,\%record,$scantron_config,$scan_data); + } else { + $ansnum = &scantron_validator_positional($ansnum,$questnum, + $quest_id,$answers_needed,$currentquest,$whichline, + \@alphabet,\%record,$scantron_config,$scan_data); + } + } + } + $record{'scantron.maxquest'}=$questnum; + return \%record; +} - my @array=split($$scantron_config{'Qon'},$currentquest,-1); +sub scantron_validator_lettnum { + my ($ansnum,$questnum,$quest_id,$answers_needed,$currquest,$whichline, + $alphabet,$record,$scantron_config,$scan_data) = @_; + + # Qon 'letter' implies for each slot in currquest we have: + # ? or * for doubles, a letter in A-Z for a bubble, and + # about anything else (esp. a value of Qoff) for missing + # bubbles. + # + # Qon 'number' implies each slot gives a digit that indexes the + # bubbles filled, or Qoff, or a non-number for unbubbled lines, + # and * or ? for double bubbles on a single line. + # - # If the split only giveas us one element.. the full length of the - # answser string, no bubbles are filled in: + my $matchon; + if ($$scantron_config{'Qon'} eq 'letter') { + $matchon = '[A-Z]'; + } elsif ($$scantron_config{'Qon'} eq 'number') { + $matchon = '\d'; + } + my $occurrences = 0; + if (($responsetype_per_response{$questnum-1} eq 'essayresponse') || + ($responsetype_per_response{$questnum-1} eq 'formularesponse') || + ($responsetype_per_response{$questnum-1} eq 'stringresponse')) { + my @singlelines = split('',$currquest); + foreach my $entry (@singlelines) { + $occurrences = &occurence_count($entry,$matchon); + if ($occurrences > 1) { + last; + } + } + } else { + $occurrences = &occurence_count($currquest,$matchon); + } + if (($currquest =~ /\?/ || $currquest =~ /\*/) || ($occurrences > 1)) { + push(@{$record->{'scantron.doubleerror'}},$quest_id); + for (my $ans=0; $ans<$answers_needed; $ans++) { + my $bubble = substr($currquest,$ans,1); + if ($bubble =~ /$matchon/ ) { + if ($$scantron_config{'Qon'} eq 'number') { + if ($bubble == 0) { + $bubble = 10; + } + $record->{"scantron.$ansnum.answer"} = + $alphabet->[$bubble-1]; + } else { + $record->{"scantron.$ansnum.answer"} = $bubble; + } + } else { + $record->{"scantron.$ansnum.answer"}=''; + } + $ansnum++; + } + } elsif (!defined($currquest) + || (&occurence_count($currquest, $$scantron_config{'Qoff'}) == length($currquest)) + || (&occurence_count($currquest,$matchon) == 0)) { + for (my $ans=0; $ans<$answers_needed; $ans++ ) { + $record->{"scantron.$ansnum.answer"}=''; + $ansnum++; + } + if (!&scan_data($scan_data,"$whichline.no_bubble.$quest_id")) { + push(@{$record->{'scantron.missingerror'}},$quest_id); + } + } else { + if ($$scantron_config{'Qon'} eq 'number') { + $currquest = &digits_to_letters($currquest); + } + for (my $ans=0; $ans<$answers_needed; $ans++) { + my $bubble = substr($currquest,$ans,1); + $record->{"scantron.$ansnum.answer"} = $bubble; + $ansnum++; + } + } + return $ansnum; +} - if (length($array[0]) eq $$scantron_config{'Qlength'}*$answers_needed) { - for (my $ans = 0; $ans < $answers_needed; $ans++ ) { - $record{"scantron.$ansnum.answer"}=''; - $ansnum++; +sub scantron_validator_positional { + my ($ansnum,$questnum,$quest_id,$answers_needed,$currquest, + $whichline,$alphabet,$record,$scantron_config,$scan_data) = @_; - } - if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) { - push(@{$record{"scantron.missingerror"}},$questnum); - } - + # Otherwise there's a positional notation; + # each bubble line requires Qlength items, and there are filled in + # bubbles for each case where there 'Qon' characters. + # + my @array=split($$scantron_config{'Qon'},$currquest,-1); - } elsif (scalar(@array) eq 2) { + # If the split only gives us one element.. the full length of the + # answer string, no bubbles are filled in: - my $location = length($array[0]); - my $line_num = int($location / $$scantron_config{'Qlength'}); - my $bubble = $alphabet[$location % $$scantron_config{'Qlength'}]; - + if (length($array[0]) eq $$scantron_config{'Qlength'}*$answers_needed) { + for (my $ans=0; $ans<$answers_needed; $ans++ ) { + $record->{"scantron.$ansnum.answer"}=''; + $ansnum++; + } + if (!&scan_data($scan_data,"$whichline.no_bubble.$quest_id")) { + push(@{$record->{"scantron.missingerror"}},$quest_id); + } + } elsif (scalar(@array) == 2) { + my $location = length($array[0]); + my $line_num = int($location / $$scantron_config{'Qlength'}); + my $bubble = $alphabet->[$location % $$scantron_config{'Qlength'}]; + for (my $ans=0; $ans<$answers_needed; $ans++) { + if ($ans eq $line_num) { + $record->{"scantron.$ansnum.answer"} = $bubble; + } else { + $record->{"scantron.$ansnum.answer"} = ' '; + } + $ansnum++; + } + } else { + # If there's more than one instance of a bubble character + # That's a double bubble; with positional notation we can + # record all the bubbles filled in as well as the + # fact this response consists of multiple bubbles. + # + if (($responsetype_per_response{$questnum-1} eq 'essayresponse') || + ($responsetype_per_response{$questnum-1} eq 'formularesponse') || + ($responsetype_per_response{$questnum-1} eq 'stringresponse')) { + my $doubleerror = 0; + while (($currquest >= $$scantron_config{'Qlength'}) && + (!$doubleerror)) { + my $currline = substr($currquest,0,$$scantron_config{'Qlength'}); + $currquest = substr($currquest,$$scantron_config{'Qlength'}); + my @currarray = split($$scantron_config{'Qon'},$currline,-1); + if (length(@currarray) > 2) { + $doubleerror = 1; + } + } + if ($doubleerror) { + push(@{$record->{'scantron.doubleerror'}},$quest_id); + } + } else { + push(@{$record->{'scantron.doubleerror'}},$quest_id); + } + my $item = $ansnum; + for (my $ans=0; $ans<$answers_needed; $ans++) { + $record->{"scantron.$item.answer"} = ''; + $item ++; + } - for (my $ans = 0; $ans < $answers_needed; $ans++) { - if ($ans eq $line_num) { - $record{"scantron.$ansnum.answer"} = $bubble; - } else { - $record{"scantron.$ansnum.answer"} = ' '; - } - $ansnum++; - } - } - # If there's more than one instance of a bubble character - # That's a double bubble; with positional notation we can - # record all the bubbles filled in as well as the - # fact this response consists of multiple bubbles. - # - else { - push(@{$record{'scantron.doubleerror'}},$questnum); - - my $first_answer = $ansnum; - for (my $ans =0; $ans < $answers_needed; $ans++) { - my $item = $first_answer+$ans; - $record{"scantron.$item.answer"} = ''; - } - - my @ans=@array; - my $i=0; - my $increment = 0; - while ($#ans) { - $i+=length($ans[0]) + $increment; - my $line = int($i/$$scantron_config{'Qlength'} + $first_answer); - my $bubble = $i%$$scantron_config{'Qlength'}; - $record{"scantron.$line.answer"}.=$alphabet[$bubble]; - shift(@ans); - $increment = 1; - } - $ansnum += $answers_needed; - } - } + my @ans=@array; + my $i=0; + my $increment = 0; + while ($#ans) { + $i+=length($ans[0]) + $increment; + my $line = int($i/$$scantron_config{'Qlength'} + $ansnum); + my $bubble = $i%$$scantron_config{'Qlength'}; + $record->{"scantron.$line.answer"}.=$alphabet->[$bubble]; + shift(@ans); + $increment = 1; + } + $ansnum += $answers_needed; } - $record{'scantron.maxquest'}=$questnum; - return \%record; + return $ansnum; } =pod @@ -5670,7 +5728,8 @@ sub scantron_process_corrections { &scantron_fixup_scanline(\%scantron_config,$scan_data,$line, $which,'answer', { 'question'=>$question, - 'response'=>$env{"form.scantron_correct_Q_$question"}}); + 'response'=>$env{"form.scantron_correct_Q_$question"}, + 'questionnum'=>$env{"form.scantron_questionnum_Q_$question"}}); if ($err) { last; } } } @@ -5889,6 +5948,10 @@ SCANTRONFORM ''."\n"; $chunk .= ''."\n"; + $chunk .= + ''."\n"; + $chunk .= + ''."\n"; $result .= $chunk; $line++; } @@ -5933,7 +5996,7 @@ sub scantron_validate_file { if ($env{'form.scantron_corrections'}) { &scantron_process_corrections($r); } - $r->print('
'.&mt('Gathering necessary info.').'
');$r->rflush(); + $r->print(''.&mt('Gathering necessary information.').'
');$r->rflush(); #get the student pick code ready $r->print(&Apache::loncommon::studentbrowser_javascript()); my $max_bubble=&scantron_get_maxbubble(); @@ -5953,7 +6016,7 @@ sub scantron_validate_file { my $stop=0; while (!$stop && $currentphase < scalar(@validate_phases)) { - $r->print(''.&mt('Validating '.$validate_phases[$currentphase]).'
'); + $r->print(&mt('Validating '.$validate_phases[$currentphase]).'".&mt("Or click the 'Grading Menu' button to start over.")."
"); } else { - $r->print(''); + if ($validate_phases[$currentphase] eq 'doublebubble' || $validate_phases[$currentphase] eq 'missingbubbles') { + $r->print(''); + } else { + $r->print(''); + } $r->print(' '.&mt('using corrected info').'".&mt("The encoded ID is not in the classlist").
@@ -6580,7 +6650,7 @@ ENDSCRIPT
""));
$r->print("\n
");
} elsif ($error eq 'doublebubble') {
- $r->print("
".&mt("There have been multiple bubbles scanned for a some question(s)")."
\n"); + $r->print("".&mt("There have been multiple bubbles scanned for some question(s)")."
\n"); # The form field scantron_questions is acutally a list of line numbers. # represented by this form so: @@ -6592,15 +6662,18 @@ ENDSCRIPT $r->print($message); $r->print("".&mt("Please indicate which bubble should be used for grading")."
"); foreach my $question (@{$arg}) { - &prompt_for_corrections($r, $question, $scan_config, $scan_record); + my @linenums = &prompt_for_corrections($r,$question,$scan_config, + $scan_record, $error); + push (@lines_to_correct,@linenums); } + $r->print(&verify_bubbles_checked(@lines_to_correct)); } elsif ($error eq 'missingbubble') { $r->print("".&mt("There have been no bubbles scanned for some question(s)")."
\n"); $r->print($message); $r->print("".&mt("Please indicate which bubble should be used for grading.")."
"); - $r->print(&mt("Some questions have no scanned bubbles")."\n"); + $r->print(&mt("Some questions have no scanned bubbles.")."\n"); - # The form field scantron_questinos is actually a list of line numbers not + # The form field scantron_questions is actually a list of line numbers not # a list of question numbers. Therefore: # @@ -6609,14 +6682,50 @@ ENDSCRIPT $r->print(''); foreach my $question (@{$arg}) { - &prompt_for_corrections($r, $question, $scan_config, $scan_record); + my @linenums = &prompt_for_corrections($r,$question,$scan_config, + $scan_record, $error); + push (@lines_to_correct,@linenums); } + $r->print(&verify_bubbles_checked(@lines_to_correct)); } else { $r->print("\n$line | "); + $r->print(&Apache::loncommon::start_data_table(). + &Apache::loncommon::start_data_table_row()); + $r->print(''.$line.' | '); for (my $i=0;$i<$max+1;$i++) { $r->print("\n".''); if ($selected[0] eq $alphabet[$i]) { $r->print('X'); shift(@selected) } else { $r->print(' '); } $r->print(' | '); } - $r->print('
"); } - $r->print(' | '); - $r->print(' |