--- loncom/homework/grades.pm 2007/11/16 07:56:15 1.492
+++ loncom/homework/grades.pm 2008/02/06 00:39:11 1.509
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# The LON-CAPA Grading handler
#
-# $Id: grades.pm,v 1.492 2007/11/16 07:56:15 albertel Exp $
+# $Id: grades.pm,v 1.509 2008/02/06 00:39:11 raeburn Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -48,88 +48,6 @@ use POSIX qw(floor);
my %perm=();
-my %bubble_lines_per_response = (); # no. bubble lines for each response.
- # index is "symb.part_id"
-
-my %first_bubble_line = (); # First bubble line no. for each bubble.
-
-# Save and restore the bubble lines array to the form env.
-
-
-sub save_bubble_lines {
- foreach my $line (keys(%bubble_lines_per_response)) {
- $env{"form.scantron.bubblelines.$line"} = $bubble_lines_per_response{$line};
- $env{"form.scantron.first_bubble_line.$line"} =
- $first_bubble_line{$line};
- }
-}
-
-
-sub restore_bubble_lines {
- my $line = 0;
- %bubble_lines_per_response = ();
- while ($env{"form.scantron.bubblelines.$line"}) {
- my $value = $env{"form.scantron.bubblelines.$line"};
- $bubble_lines_per_response{$line} = $value;
- $first_bubble_line{$line} =
- $env{"form.scantron.first_bubble_line.$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;
-}
-
-
-# ----- These first few routines are general use routines.----
-
-# Return the number of occurences of a pattern in a string.
-
-sub occurence_count {
- my ($string, $pattern) = @_;
-
- my @matches = ($string =~ /$pattern/g);
-
- return scalar(@matches);
-}
-
-
-# Take a string known to have digits and convert all the
-# digits into letters in the range J,A..I.
-
-sub digits_to_letters {
- my ($input) = @_;
-
- my @alphabet = ('J', 'A'..'I');
-
- my @input = split(//, $input);
- my $output ='';
- for (my $i = 0; $i < scalar(@input); $i++) {
- if ($input[$i] =~ /\d/) {
- $output .= $alphabet[$input[$i]];
- } else {
- $output .= $input[$i];
- }
- }
- return $output;
-}
#
# --- Retrieve the parts from the metadata file.---
@@ -4042,31 +3960,31 @@ sub csvuploadassign {
$grades{$store_key}=$entries{$fields{$dest}};
}
}
- if (! %grades) { push(@skipped,"$username:$domain no data to save"); }
- $grades{"resource.regrader"}="$env{'user.name'}:$env{'user.domain'}";
- my $result=&Apache::lonnet::cstore(\%grades,$symb,
+ if (! %grades) {
+ push(@skipped,&mt("[_1]: no data to save","$username:$domain"));
+ } else {
+ $grades{"resource.regrader"}="$env{'user.name'}:$env{'user.domain'}";
+ my $result=&Apache::lonnet::cstore(\%grades,$symb,
$env{'request.course.id'},
$domain,$username);
- if ($result eq 'ok') {
- $request->print('.');
- } else {
- $request->print("
-
- Failed to save student $username:$domain.
- Message when trying to save was ($result)
-
-
" );
- }
- $request->rflush();
- $countdone++;
+ if ($result eq 'ok') {
+ $request->print('.');
+ } else {
+ $request->print("".
+ &mt("Failed to save data for student [_1]. Message when trying to save was: [_2]",
+ "$username:$domain",$result)."
");
+ }
+ $request->rflush();
+ $countdone++;
+ }
}
- $request->print("'.&mt("Saved [_1] students",$countdone)." \n");
if (@skipped) {
- $request->print('
Skipped Students '.&mt('Skipped Students').'
');
foreach my $student (@skipped) { $request->print("$studentStudents Not Allowed to Modify
');
+ $request->print(''.&mt('Students Not Allowed to Modify').'
');
foreach my $student (@notallowed) { $request->print("$student '.$env{'form.title'}.' '.&mt('Student: [_1]',&nameUserString(undef,$$fullname{$env{'form.student'}},$uname,$udom)).
' '."\n";
- if (&Apache::lonnet::validCODE($env{'form.CODE'})) {
+ $env{'form.CODE'} = uc($env{'form.CODE'});
+ if (&Apache::lonnet::validCODE(uc($env{'form.CODE'}))) {
$result.=' '.&mt('CODE: [_1]',$env{'form.CODE'}).' '."\n";
} else {
delete($env{'form.CODE'});
@@ -4757,6 +4676,69 @@ sub getSequenceDropDown {
return $result;
}
+my %bubble_lines_per_response; # no. bubble lines for each response.
+ # index is "symb.part_id"
+
+my %first_bubble_line; # First bubble line no. for each bubble.
+
+my %subdivided_bubble_lines; # no. bubble lines for optionresponse,
+ # matchresponse or rankresponse, 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.
+
+
+sub save_bubble_lines {
+ foreach my $line (keys(%bubble_lines_per_response)) {
+ $env{"form.scantron.bubblelines.$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};
+ }
+}
+
+
+sub restore_bubble_lines {
+ my $line = 0;
+ %bubble_lines_per_response = ();
+ while ($env{"form.scantron.bubblelines.$line"}) {
+ my $value = $env{"form.scantron.bubblelines.$line"};
+ $bubble_lines_per_response{$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"};
+ $line++;
+ }
+
+}
+
+# Given the parsed scanline, get the response for
+# 'answer' number n:
+
+sub get_response_bubbles {
+ my ($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 .= $$parsed_line{"scantron.$bubble_line.answer"}.":";
+ $bubble_line++;
+ }
+ return $selected;
+}
=pod
@@ -5098,7 +5080,7 @@ sub get_scantron_config {
$config{'IDstart'}=$config[5];
$config{'IDlength'}=$config[6];
$config{'Qstart'}=$config[7];
- $config{'Qlength'}=$config[8];
+ $config{'Qlength'}=$config[8];
$config{'Qoff'}=$config[9];
$config{'Qon'}=$config[10];
$config{'PaperID'}=$config[11];
@@ -5172,6 +5154,8 @@ sub username_to_idmap {
- 'answer'
'response' - new answer or 'none' if blank
'question' - the bubble line to change
+ 'questionnum' - the question identifier,
+ may include subquestion.
Returns:
$line - the modified scanline
@@ -5184,8 +5168,6 @@ sub username_to_idmap {
sub scantron_fixup_scanline {
my ($scantron_config,$scan_data,$line,$whichline,$field,$args)=@_;
-
-
if ($field eq 'ID') {
if (length($args->{'newid'}) > $$scantron_config{'IDlength'}) {
return ($line,1,'New value too large');
@@ -5216,58 +5198,28 @@ sub scantron_fixup_scanline {
$$scantron_config{'CODElength'})=$args->{'CODE'};
}
} elsif ($field eq 'answer') {
- &scantron_get_maxbubble(); # Need the bubble counter info.
- my $length =$scantron_config->{'Qlength'};
+ my $length=$scantron_config->{'Qlength'};
my $off=$scantron_config->{'Qoff'};
my $on=$scantron_config->{'Qon'};
- my $question_number = $args->{'question'} -1;
- my $first_position = $first_bubble_line{$question_number};
- my $bubble_count = $bubble_lines_per_response{$question_number};
- my $bubbles_per_line= $$scantron_config{'Qlength'};
- my $answer=${off}x($bubbles_per_line*$bubble_count);
- my $final_answer;
- if ($$scantron_config{'Qon'} eq 'letter' ||
- $$scantron_config{'Qon'} eq 'number') {
- $bubbles_per_line = 10;
- }
- if (defined $args->{'response'}) {
-
- if ($args->{'response'} eq 'none') {
- &scan_data($scan_data,
- "$whichline.no_bubble.".$args->{'question'},'1');
+ my $answer=${off}x$length;
+ if ($args->{'response'} eq 'none') {
+ &scan_data($scan_data,
+ "$whichline.no_bubble.".$args->{'questionnum'},'1');
+ } else {
+ if ($on eq 'letter') {
+ my @alphabet=('A'..'Z');
+ $answer=$alphabet[$args->{'response'}];
+ } elsif ($on eq 'number') {
+ $answer=$args->{'response'}+1;
+ if ($answer == 10) { $answer = '0'; }
} else {
- my ($bubble_line, $bubble_number) = split(/:/,$args->{'response'});
- if ($on eq 'letter') {
- my @alphabet=('A'..'Z');
- $answer=$alphabet[$bubble_number];
- } elsif ($on eq 'number') {
- $answer= $bubble_number+1;
- if ($answer == 10) { $answer = '0'; }
- } else {
- substr($answer,$bubble_number+$bubble_line*$bubbles_per_line,1)=$on;
- $final_answer = $answer;
- }
- &scan_data($scan_data,
- "$whichline.no_bubble.".$args->{'question'},undef,'1');
-
- # Positional notation already has the right final answer length..
-
- if (($on eq 'letter') || ($on eq 'number')) {
- for (my $l = 0; $l < $bubble_count; $l++) {
- if ($l eq $bubble_line) {
- $final_answer .= $answer;
- } else {
- $final_answer .= ' ';
- }
- }
- }
+ substr($answer,$args->{'response'},1)=$on;
}
- # $where=$length*($args->{'question'}-1)+$scantron_config->{'Qstart'};
- #substr($line,$where-1,$length)=$answer;
- substr($line,
- $scantron_config->{'Qstart'}+$first_position-1,
- $bubbles_per_line*$length) = $final_answer;
+ &scan_data($scan_data,
+ "$whichline.no_bubble.".$args->{'questionnum'},undef,'1');
}
+ my $where=$length*($args->{'question'}-1)+$scantron_config->{'Qstart'};
+ substr($line,$where-1,$length)=$answer;
}
return $line;
}
@@ -5301,6 +5253,39 @@ sub scan_data {
return $scan_data->{$filename.'_'.$key};
}
+# ----- These first few routines are general use routines.----
+
+# Return the number of occurences of a pattern in a string.
+
+sub occurence_count {
+ my ($string, $pattern) = @_;
+
+ my @matches = ($string =~ /$pattern/g);
+
+ return scalar(@matches);
+}
+
+
+# Take a string known to have digits and convert all the
+# digits into letters in the range J,A..I.
+
+sub digits_to_letters {
+ my ($input) = @_;
+
+ my @alphabet = ('J', 'A'..'I');
+
+ my @input = split(//, $input);
+ my $output ='';
+ for (my $i = 0; $i < scalar(@input); $i++) {
+ if ($input[$i] =~ /\d/) {
+ $output .= $alphabet[$input[$i]];
+ } else {
+ $output .= $input[$i];
+ }
+ }
+ return $output;
+}
+
=pod
=item scantron_parse_scanline
@@ -5403,166 +5388,212 @@ 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 = $$scantron_config{'Qlength'} * $answers_needed;
-
-
- $questnum++;
- my $currentquest = substr($questions,0,$answer_length);
- $questions = substr($questions,$answer_length);
- if (length($currentquest) < $answer_length) { next; }
-
- # Qon letter implies for each slot in currentquest we have:
- # ? or * for doubles a letter in A-Z for a bubble and
- # about anything else (esp. a value of Qoff for missing
- # bubbles.
-
-
- if ($$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,$$scantron_config{'Qoff'}) == length($currentquest))
- || (&occurence_count($currentquest, '\d') == 0)) {
- for (my $ans = 0; $ans < $answers_needed; $ans++ ) {
- $record{"scantron.$ansnum.answer"}='';
- $ansnum++;
-
- }
- if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {
- push(@{$record{"scantron.missingerror"}},$questnum);
- $ansnum += $answers_needed;
- }
-
- } else {
- $currentquest = &digits_to_letters($currentquest);
- for (my $ans =0; $ans < $answers_needed; $ans++) {
- $record{"scantron.$ansnum.answer"} = substr($currentquest, $ans, 1);
- $ansnum++;
- }
- }
- } else {
+ my $answer_length = ($$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') ||
+ ($$scantron_config{'Qon'} eq 'number')) {
+ $ansnum = &scantron_validator_lettnum($ansnum,$questnum,
+ $quest_id,$answers_needed,$currentquest,$whichline,
+ \@alphabet,\%record,$scantron_config,$scan_data);
+ } else {
+ $ansnum = &scantron_validator_positional($ansnum,$questnum,
+ $quest_id,$answers_needed,$currentquest,$whichline,
+ \@alphabet,\%record,$scantron_config,$scan_data);
+ }
+ }
+ }
+ $record{'scantron.maxquest'}=$questnum;
+ return \%record;
+}
- # Otherwise there's a positional notation;
- # each bubble line requires Qlength items, and there are filled in
- # bubbles for each case where there 'Qon' characters.
- #
+sub scantron_validator_lettnum {
+ my ($ansnum,$questnum,$quest_id,$answers_needed,$currquest,$whichline,
+ $alphabet,$record,$scantron_config,$scan_data) = @_;
+
+ # Qon 'letter' implies for each slot in currquest we have:
+ # ? or * for doubles, a letter in A-Z for a bubble, and
+ # about anything else (esp. a value of Qoff) for missing
+ # bubbles.
+ #
+ # Qon 'number' implies each slot gives a digit that indexes the
+ # bubbles filled, or Qoff, or a non-number for unbubbled lines,
+ # and * or ? for double bubbles on a single line.
+ #
- my @array=split($$scantron_config{'Qon'},$currentquest,-1);
+ 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 ($$scantron_config{'Qon'} eq 'number') {
+ $currquest = &digits_to_letters($currquest);
+ }
+ for (my $ans=0; $ans<$answers_needed; $ans++) {
+ my $bubble = substr($currquest,$ans,1);
+ $record->{"scantron.$ansnum.answer"} = $bubble;
+ $ansnum++;
+ }
+ }
+ return $ansnum;
+}
- # If the split only giveas us one element.. the full length of the
- # answser string, no bubbles are filled in:
+sub scantron_validator_positional {
+ my ($ansnum,$questnum,$quest_id,$answers_needed,$currquest,
+ $whichline,$alphabet,$record,$scantron_config,$scan_data) = @_;
- if (length($array[0]) eq $$scantron_config{'Qlength'}*$answers_needed) {
- for (my $ans = 0; $ans < $answers_needed; $ans++ ) {
- $record{"scantron.$ansnum.answer"}='';
- $ansnum++;
+ # Otherwise there's a positional notation;
+ # each bubble line requires Qlength items, and there are filled in
+ # bubbles for each case where there 'Qon' characters.
+ #
- }
- if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {
- push(@{$record{"scantron.missingerror"}},$questnum);
- }
-
+ my @array=split($$scantron_config{'Qon'},$currquest,-1);
+ # If the split only gives us one element.. the full length of the
+ # answer string, no bubbles are filled in:
- } elsif (scalar(@array) eq 2) {
+ if ($answers_needed eq '') {
+ return;
+ }
- my $location = length($array[0]);
- my $line_num = int($location / $$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 $ansnum;
}
=pod
@@ -5702,7 +5733,8 @@ sub scantron_process_corrections {
&scantron_fixup_scanline(\%scantron_config,$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 ($err) { last; }
}
}
@@ -5921,6 +5953,10 @@ SCANTRONFORM
''.&mt('Gathering necessary info.').'
');$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();
@@ -5985,7 +6021,7 @@ 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('Validation process complete.').' ".&mt("Or click the 'Grading Menu' button to start over.")."
");
} else {
- $r->print('".&mt("The encoded ID is not in the classlist").
@@ -6612,112 +6655,254 @@ ENDSCRIPT
"
".&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:
+
+ my $line_list = &questions_to_line_list($arg);
+
$r->print('".&mt("Please indicate which bubble should be used for grading")."
");
foreach my $question (@{$arg}) {
- my $selected = &get_response_bubbles($scan_record, $question);
- my @select_array = split(/:/,$selected);
- &scantron_bubble_selector($r,$scan_config,$question,
- @select_array);
+ my @linenums = &prompt_for_corrections($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_questions is actually a list of line numbers not
+ # a list of question numbers. Therefore:
+ #
+
+ my $line_list = &questions_to_line_list($arg);
+
$r->print('
+function verify_bubble_radio(form) {
+ var ansnumArray = new Array ("$ansnumstr");
+ var need_bubble_count = 0;
+ for (var i=0; i 1) {
+ var bubble_picked = 0;
+ for (var j=0; j
+ENDSCRIPT
+ return $output;
}
=pod
-=item scantron_bubble_selector
-
- Generates the html radiobuttons to correct a single bubble line
- possibly showing the existing the selected bubbles if known
+=item questions_to_line_list
- Arguments:
- $r - Apache request object
- $scan_config - hash from &get_scantron_config()
- $quest - number of the bubble line to make a corrector for
- @lines - array of answer lines.
+Converts a list of questions into a string of comma separated
+line numbers in the answer sheet used by the questions. This is
+used to fill in the scantron_questions form field.
-=cut
+ Arguments:
+ questions - Reference to an array of questions.
-sub scantron_bubble_selector {
- my ($r,$scan_config,$quest,@lines)=@_;
- my $max=$$scan_config{'Qlength'};
+=cut
- my $scmode=$$scan_config{'Qon'};
+sub questions_to_line_list {
+ my ($questions) = @_;
+ my @lines;
+
+ foreach my $item (@{$questions}) {
+ my $question = $item;
+ my ($first,$count,$last);
+ 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 $subcount = 1;
+ while ($subcount<$subquestion) {
+ $first += $subans[$subcount-1];
+ $subcount ++;
+ }
+ $count = $subans[$subquestion-1];
+ } else {
+ $first = $first_bubble_line{$question-1} + 1;
+ $count = $bubble_lines_per_response{$question-1};
+ }
+ $last = $first+$count-1;
+ push(@lines, ($first..$last));
+ }
+ return join(',', @lines);
+}
- my $bubble_length = scalar(@lines);
+=pod
+=item prompt_for_corrections
- if ($scmode eq 'number' || $scmode eq 'letter') { $max=10; }
+Prompts for a potentially multiline correction to the
+user's bubbling (factors out common code from scantron_get_correction
+for multi and missing bubble cases).
- my $response = $quest-1;
- my $lines = $bubble_lines_per_response{$response};
+ Arguments:
+ $r - Apache request object.
+ $question - The question number to prompt for.
+ $scan_config - The scantron file configuration hash.
+ $scan_record - Reference to the hash that has the the parsed scanlines.
+ $error - Type of error
+
+ Implicit inputs:
+ %bubble_lines_per_response - Starting line numbers for each question.
+ Numbered from 0 (but question numbers are from
+ 1.
+ %first_bubble_line - Starting bubble line for each question.
+ %subdivided_bubble_lines - optionresponse, matchresponse and rankresponse
+ type problems render as separate sub-questions,
+ in exam mode. This hash contains a
+ comma-separated list of the lines per
+ sub-question.
+ %responsetype_per_response - essayresponse, forumalaresponse, and
+ stringresponse type problem parts can have
+ multiple lines per response if the weight
+ assigned exceeds 10. In this case, only
+ one bubble per line is permitted, but more
+ than one line might contain bubbles, e.g.
+ bubbling of: line 1 - J, line 2 - J,
+ line 3 - B would assign 22 points.
- my $total_lines = $lines*2;
- my @alphabet=('A'..'Z');
+=cut
- $r->print("$quest ");
+sub prompt_for_corrections {
+ my ($r, $question, $scan_config, $scan_record, $error) = @_;
+ my ($current_line,$lines);
+ my @linenums;
+ my $questionnum = $question;
+ if ($question =~ /^(\d+)\.(\d+)$/) {
+ $question = $1;
+ $current_line = $first_bubble_line{$question-1} + 1 ;
+ my $subquestion = $2;
+ my @subans = split(/,/,$subdivided_bubble_lines{$question-1});
+ my $subcount = 1;
+ while ($subcount<$subquestion) {
+ $current_line += $subans[$subcount-1];
+ $subcount ++;
+ }
+ $lines = $subans[$subquestion-1];
+ } else {
+ $current_line = $first_bubble_line{$question-1} + 1 ;
+ $lines = $bubble_lines_per_response{$question-1};
+ }
+ if ($lines > 1) {
+ $r->print(&mt('The group of bubble lines below responds to a single question.').'');
- }
- my @selected = split(//,$lines[$l]);
- for (my $i=0;$i<$max;$i++) {
- $r->print("\n".'');
- if ($selected[0] eq $alphabet[$i]) {
- $r->print('X');
- shift(@selected) ;
- } else {
- $r->print(' ');
- }
- $r->print(' ');
-
- }
+=pod
- if ($l == 0) {
- my $lspan = $total_lines * 2; # 2 table rows per bubble line.
+=item scantron_bubble_selector
+
+ Generates the html radiobuttons to correct a single bubble line
+ possibly showing the existing the selected bubbles if known
- $r->print(' ');
+=cut
- # FIXME: This may have to be a bit more clever for
- # multiline questions (different values e.g..).
+sub scantron_bubble_selector {
+ my ($r,$scan_config,$line,$questionnum,$error,@selected)=@_;
+ my $max=$$scan_config{'Qlength'};
- for (my $i=0;$i<$max;$i++) {
- my $value = "$l:$i"; # Relative bubble line #: Bubble in line.
- $r->print("\n".
- ' ');
+ my $scmode=$$scan_config{'Qon'};
+ if ($scmode eq 'number' || $scmode eq 'letter') { $max=10; }
-
- }
- $r->print('
');
+ my @alphabet=('A'..'Z');
+ $r->print(&Apache::loncommon::start_data_table().
+ &Apache::loncommon::start_data_table_row());
+ $r->print('');
+ 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(&Apache::loncommon::end_data_table_row().
+ &Apache::loncommon::start_data_table_row());
+ for (my $i=0;$i<$max;$i++) {
+ $r->print("\n".
+ '