--- loncom/homework/grades.pm 2011/12/01 00:36:59 1.596.2.12 +++ loncom/homework/grades.pm 2013/05/13 16:24:37 1.596.2.12.2.14 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # The LON-CAPA Grading handler # -# $Id: grades.pm,v 1.596.2.12 2011/12/01 00:36:59 raeburn Exp $ +# $Id: grades.pm,v 1.596.2.12.2.14 2013/05/13 16:24:37 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -52,6 +52,7 @@ use POSIX qw(floor); my %perm=(); +my %old_essays=(); # These variables are used to recover from ssi errors @@ -124,13 +125,16 @@ sub getpartlist { # --- Get the symbolic name of a problem and the url sub get_symb { my ($request,$silent) = @_; - (my $url=$env{'form.url'}) =~ s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--; - my $symb=($env{'form.symb'} ne '' ? $env{'form.symb'} : (&Apache::lonnet::symbread($url))); - if ($symb eq '') { - if (!$silent) { - $request->print(&mt("Unable to handle ambiguous references: [_1].",$url)); - return (); - } + my $symb=$env{'form.symb'}; + unless ($symb) { + (my $url=$env{'form.url'}) =~ s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--; + $symb = &Apache::lonnet::symbread($url); + if ($symb eq '') { + if (!$silent) { + $request->print(&mt("Unable to handle ambiguous references: [_1].",$url)); + return (); + } + } } &Apache::lonenc::check_decrypt(\$symb); return ($symb); @@ -249,7 +253,7 @@ sub showResourceInfo { $result.='
@@ -6384,11 +6608,11 @@ sub scantron_warning_screen {
'.&mt('If this information is correct, please click on \'[_1]\'.',&mt($button_text)).' '.&mt('If something is incorrect, please click the \'Grading Menu\' button to start over.').' '.&mt("If this information is correct, please click on '[_1]'.",&mt($button_text)).' '.&mt("If something is incorrect, please click the 'Grading Menu' button to start over.").' ".&mt('Some resources in the sequence currently are not set to exam mode. Grading these resources currently may not work correctly.')." '
+ .&mt('Some resources in the sequence currently are not set to'
+ .' exam mode. Grading these resources currently may not'
+ .' work correctly.')
+ .' '.
+ &mt('If you have already graded these by bubbling sheets to indicate points awarded, [_1]what point value is assigned to a filled last bubble in each row?','
- '.&mt('The requested file name was invalid.').'
+ '.&mt('The requested filename was invalid.').'
'.&mt('Sequence to be Graded:').' '.$title.'
-'.$CODElist.'
+'.$CODElist.$lastbubblepoints.'
'.&mt('Data File that will be used:').' '.$env{'form.scantron_selectfile'}.'
-
');
@@ -6424,8 +6648,9 @@ sub scantron_do_warning {
}
} else {
my $warning=&scantron_warning_screen('Grading: Validate Records');
+ my $bubbledbyhand=&hand_bubble_option();
$r->print('
-'.$warning.'
+'.$warning.$bubbledbyhand.'
');
@@ -6515,12 +6740,16 @@ sub scantron_validate_file {
#get the student pick code ready
$r->print(&Apache::loncommon::studentbrowser_javascript());
my $nav_error;
- my $max_bubble=&scantron_get_maxbubble(\$nav_error);
+ my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
+ my $max_bubble=&scantron_get_maxbubble(\$nav_error,\%scantron_config);
if ($nav_error) {
$r->print(&navmap_errormsg());
return '';
}
my $result=&scantron_form_start($max_bubble).$default_form_data;
+ if ($env{'form.scantron_lastbubblepoints'} ne '') {
+ $result .= '';
+ }
$r->print($result);
my @validate_phases=( 'sequence',
@@ -6946,7 +7175,12 @@ sub scantron_validate_sequence {
my @resources=
$navmap->retrieveResources($map,\&scantron_filter_not_exam,1,0);
if (@resources) {
- $r->print("
'.&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'.").'
');
+ $r->print(&mt("Although this particular question type requires handgrading, the instructions for this question in the bubblesheet exam directed students to leave [quant,_1,line] blank on their bubblesheets.",$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. ")."
");
}
@@ -7381,7 +7615,19 @@ sub scantron_bubble_selector {
my $max=$$scan_config{'Qlength'};
my $scmode=$$scan_config{'Qon'};
- if ($scmode eq 'number' || $scmode eq 'letter') { $max=10; }
+ if ($scmode eq 'number' || $scmode eq 'letter') {
+ if (($$scan_config{'BubblesPerRow'} =~ /^\d+$/) &&
+ ($$scan_config{'BubblesPerRow'} > 0)) {
+ $max=$$scan_config{'BubblesPerRow'};
+ if (($scmode eq 'number') && ($max > 10)) {
+ $max = 10;
+ } elsif (($scmode eq 'letter') && $max > 26) {
+ $max = 26;
+ }
+ } else {
+ $max = 10;
+ }
+ }
my @alphabet=('A'..'Z');
$r->print(&Apache::loncommon::start_data_table().
@@ -7536,7 +7782,7 @@ sub scantron_validate_CODE {
my %allcodes=&get_codes();
my $nav_error;
- &scantron_get_maxbubble(\$nav_error); # parse needs the lines per response array.
+ &scantron_get_maxbubble(\$nav_error,\%scantron_config); # parse needs the lines per response array.
if ($nav_error) {
$r->print(&navmap_errormsg());
return(1,$currentphase);
@@ -7595,7 +7841,7 @@ sub scantron_validate_doublebubble {
my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
my ($scanlines,$scan_data)=&scantron_getfile();
my $nav_error;
- &scantron_get_maxbubble(\$nav_error); # parse needs the bubble line array.
+ &scantron_get_maxbubble(\$nav_error,\%scantron_config); # parse needs the bubble line array.
if ($nav_error) {
$r->print(&navmap_errormsg());
return(1,$currentphase);
@@ -7617,7 +7863,7 @@ sub scantron_validate_doublebubble {
sub scantron_get_maxbubble {
- my ($nav_error) = @_;
+ my ($nav_error,$scantron_config) = @_;
if (defined($env{'form.scantron_maxbubble'}) &&
$env{'form.scantron_maxbubble'}) {
&restore_bubble_lines();
@@ -7636,6 +7882,7 @@ sub scantron_get_maxbubble {
}
my $map=$navmap->getResourceByUrl($sequence);
my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);
+ my $bubbles_per_row = &bubblesheet_bubbles_per_row($scantron_config);
&Apache::lonxml::clear_problem_counter();
@@ -7651,7 +7898,8 @@ sub scantron_get_maxbubble {
my $response_number = 0;
my $bubble_line = 0;
foreach my $resource (@resources) {
- my ($analysis,$parts) = &scantron_partids_tograde($resource,$cid,$uname,$udom);
+ my ($analysis,$parts) = &scantron_partids_tograde($resource,$cid,$uname,
+ $udom,$bubbles_per_row);
if ((ref($analysis) eq 'HASH') && (ref($parts) eq 'ARRAY')) {
foreach my $part_id (@{$parts}) {
my $lines;
@@ -7680,9 +7928,10 @@ sub scantron_get_maxbubble {
if (ref($analysis->{$part_id.'.shown'}) eq 'ARRAY') {
$numshown = scalar(@{$analysis->{$part_id.'.shown'}});
}
- my $bubbles_per_line = 10;
- my $inner_bubble_lines = int($numbub/$bubbles_per_line);
- if (($numbub % $bubbles_per_line) != 0) {
+ my $bubbles_per_row =
+ &bubblesheet_bubbles_per_row($scantron_config);
+ my $inner_bubble_lines = int($numbub/$bubbles_per_row);
+ if (($numbub % $bubbles_per_row) != 0) {
$inner_bubble_lines++;
}
for (my $i=0; $i<$numshown; $i++) {
@@ -7693,7 +7942,7 @@ sub scantron_get_maxbubble {
$lines = $numshown * $inner_bubble_lines;
} else {
$lines = $analysis->{"$part_id.bubble_lines"};
- }
+ }
$first_bubble_line{$response_number} = $bubble_line;
$bubble_lines_per_response{$response_number} = $lines;
@@ -7714,6 +7963,18 @@ sub scantron_get_maxbubble {
return $env{'form.scantron_maxbubble'};
}
+sub bubblesheet_bubbles_per_row {
+ my ($scantron_config) = @_;
+ my $bubbles_per_row;
+ if (ref($scantron_config) eq 'HASH') {
+ $bubbles_per_row = $scantron_config->{'BubblesPerRow'};
+ }
+ if ((!$bubbles_per_row) || ($bubbles_per_row < 1)) {
+ $bubbles_per_row = 10;
+ }
+ return $bubbles_per_row;
+}
+
sub scantron_validate_missingbubbles {
my ($r,$currentphase) = @_;
#get student info
@@ -7724,7 +7985,7 @@ sub scantron_validate_missingbubbles {
my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
my ($scanlines,$scan_data)=&scantron_getfile();
my $nav_error;
- my $max_bubble=&scantron_get_maxbubble(\$nav_error);
+ my $max_bubble=&scantron_get_maxbubble(\$nav_error,\%scantron_config);
if ($nav_error) {
return(1,$currentphase);
}
@@ -7771,6 +8032,41 @@ sub scantron_validate_missingbubbles {
return (0,$currentphase+1);
}
+sub hand_bubble_option {
+ my (undef, undef, $sequence) =
+ &Apache::lonnet::decode_symb($env{'form.selectpage'});
+ return if ($sequence eq '');
+ my $navmap = Apache::lonnavmaps::navmap->new();
+ unless (ref($navmap)) {
+ return;
+ }
+ my $needs_hand_bubbles;
+ my $map=$navmap->getResourceByUrl($sequence);
+ my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);
+ foreach my $res (@resources) {
+ if (ref($res)) {
+ if ($res->is_problem()) {
+ my $partlist = $res->parts();
+ foreach my $part (@{ $partlist }) {
+ my @types = $res->responseType($part);
+ if (grep(/^(chem|essay|image|formula|math|string|functionplot)$/,@types)) {
+ $needs_hand_bubbles = 1;
+ last;
+ }
+ }
+ }
+ }
+ }
+ if ($needs_hand_bubbles) {
+ my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
+ my $bubbles_per_row = &bubblesheet_bubbles_per_row(\%scantron_config);
+ return &mt('The sequence to be graded contains response types which are handgraded.').'
').
+ ' '.&mt('or').' '.
+ '
');
@@ -7845,7 +8148,7 @@ SCANTRONFORM
my $started;
my $nav_error;
- &scantron_get_maxbubble(\$nav_error); # Need the bubble lines array to parse.
+ &scantron_get_maxbubble(\$nav_error,\%scantron_config); # Need the bubble lines array to parse.
if ($nav_error) {
$r->print(&navmap_errormsg());
return '';
@@ -7888,10 +8191,26 @@ SCANTRONFORM
'Student '.$uname.' has multiple sheets',2);
next;
}
+ my $usec = $classlist->{$uname}->[&Apache::loncoursedata::CL_SECTION];
+ my $user = $uname.':'.$usec;
($uname,$udom)=split(/:/,$uname);
+ my $scancode;
+ if ((exists($scan_record->{'scantron.CODE'})) &&
+ (&Apache::lonnet::validCODE($scan_record->{'scantron.CODE'}))) {
+ $scancode = $scan_record->{'scantron.CODE'};
+ } else {
+ $scancode = '';
+ }
+
+ my @mapresources = @resources;
+ if ($randomorder) {
+ @mapresources =
+ &users_order($user,$scancode,$sequence,\@master_seq,\%ordered,
+ \%symb_to_resource);
+ }
my (%partids_by_symb,$res_error);
- foreach my $resource (@resources) {
+ foreach my $resource (@mapresources) {
my $ressymb;
if (ref($resource)) {
$ressymb = $resource->symb();
@@ -7902,7 +8221,8 @@ SCANTRONFORM
if ((exists($grader_randomlists_by_symb{$ressymb})) ||
(ref($grader_partids_by_symb{$ressymb}) ne 'ARRAY')) {
my ($analysis,$parts) =
- &scantron_partids_tograde($resource,$env{'request.course.id'},$uname,$udom);
+ &scantron_partids_tograde($resource,$env{'request.course.id'},
+ $uname,$udom,undef,$bubbles_per_row);
$partids_by_symb{$ressymb} = $parts;
} else {
$partids_by_symb{$ressymb} = $grader_partids_by_symb{$ressymb};
@@ -7922,16 +8242,9 @@ SCANTRONFORM
&scantron_putfile($scanlines,$scan_data);
}
- my $scancode;
- if ((exists($scan_record->{'scantron.CODE'})) &&
- (&Apache::lonnet::validCODE($scan_record->{'scantron.CODE'}))) {
- $scancode = $scan_record->{'scantron.CODE'};
- } else {
- $scancode = '';
- }
-
if (&grade_student_bubbles($r,$uname,$udom,$scan_record,$scancode,
- \@resources,\%partids_by_symb) eq 'ssi_error') {
+ \@mapresources,\%partids_by_symb,
+ $bubbles_per_row) eq 'ssi_error') {
$ssi_error = 0; # So end of handler error message does not trigger.
$r->print("");
&ssi_print_error($r);
@@ -7948,7 +8261,7 @@ SCANTRONFORM
$studentdata =~ s/\r$//;
my $studentrecord = '';
my $counter = -1;
- foreach my $resource (@resources) {
+ foreach my $resource (@mapresources) {
my $ressymb = $resource->symb();
($counter,my $recording) =
&verify_scantron_grading($resource,$udom,$uname,$env{'request.course.id'},
@@ -7959,7 +8272,8 @@ SCANTRONFORM
if ($studentrecord ne $studentdata) {
&Apache::lonxml::clear_problem_counter();
if (&grade_student_bubbles($r,$uname,$udom,$scan_record,$scancode,
- \@resources,\%partids_by_symb) eq 'ssi_error') {
+ \@mapresources,\%partids_by_symb,
+ $bubbles_per_row) eq 'ssi_error') {
$ssi_error = 0; # So end of handler error message does not trigger.
$r->print("");
&ssi_print_error($r);
@@ -7970,7 +8284,7 @@ SCANTRONFORM
}
$counter = -1;
$studentrecord = '';
- foreach my $resource (@resources) {
+ foreach my $resource (@mapresources) {
my $ressymb = $resource->symb();
($counter,my $recording) =
&verify_scantron_grading($resource,$udom,$uname,$env{'request.course.id'},
@@ -8024,14 +8338,16 @@ SCANTRONFORM
}
sub graders_resources_pass {
- my ($resources,$grader_partids_by_symb,$grader_randomlists_by_symb) = @_;
+ my ($resources,$grader_partids_by_symb,$grader_randomlists_by_symb,
+ $bubbles_per_row) = @_;
if ((ref($resources) eq 'ARRAY') && (ref($grader_partids_by_symb)) &&
(ref($grader_randomlists_by_symb) eq 'HASH')) {
foreach my $resource (@{$resources}) {
my $ressymb = $resource->symb();
my ($analysis,$parts) =
&scantron_partids_tograde($resource,$env{'request.course.id'},
- $env{'user.name'},$env{'user.domain'},1);
+ $env{'user.name'},$env{'user.domain'},
+ 1,$bubbles_per_row);
$grader_partids_by_symb->{$ressymb} = $parts;
if (ref($analysis) eq 'HASH') {
if (ref($analysis->{'parts_withrandomlist'}) eq 'ARRAY') {
@@ -8044,8 +8360,55 @@ sub graders_resources_pass {
return;
}
+=pod
+
+=item users_order
+
+ Returns array of resources in current map, ordered based on either CODE,
+ if this is a CODEd exam, or based on student's identity if this is a
+ "NAMEd" exam.
+
+ Should be used when randomorder applied when the corresponding exam was
+ printed, prior to students completing bubblesheets for the version of the
+ exam the student received.
+
+=cut
+
+sub users_order {
+ my ($user,$scancode,$mapurl,$master_seq,$ordered,$symb_to_resource) = @_;
+ my @mapresources;
+ unless ((ref($ordered) eq 'HASH') && (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->{$scancode}};
+ }
+ delete($env{'form.CODE'});
+ } else {
+ my $actual_seq =
+ &Apache::lonprintout::master_seq_to_person_seq($mapurl,
+ $master_seq,
+ $user);
+ if (ref($actual_seq) eq 'ARRAY') {
+ @mapresources =
+ map { $symb_to_resource->{$_}; } @{$actual_seq};
+ }
+ }
+ return @mapresources;
+}
+
sub grade_student_bubbles {
- my ($r,$uname,$udom,$scan_record,$scancode,$resources,$parts) = @_;
+ my ($r,$uname,$udom,$scan_record,$scancode,$resources,$parts,$bubbles_per_row) = @_;
if (ref($resources) eq 'ARRAY') {
my $count = 0;
foreach my $resource (@{$resources}) {
@@ -8058,6 +8421,12 @@ sub grade_student_bubbles {
'grade_symb' => $ressymb,
'CODE' => $scancode
);
+ if ($bubbles_per_row ne '') {
+ $form{'bubbles_per_row'} = $bubbles_per_row;
+ }
+ if ($env{'form.scantron_lastbubblepoints'} ne '') {
+ $form{'scantron_lastbubblepoints'} = $env{'form.scantron_lastbubblepoints'};
+ }
if (ref($parts) eq 'HASH') {
if (ref($parts->{$ressymb}) eq 'ARRAY') {
foreach my $part (@{$parts->{$ressymb}}) {
@@ -8084,8 +8453,9 @@ sub scantron_upload_scantron_data {
'domainid',
'coursename',$dom);
my $syllabuslink = ''.&mt('Syllabus').''.
- (' 'x2).&mt('(shows course personnel)');
- my $default_form_data=&defaultFormData(&get_symb($r,1));
+ (' 'x2).&mt('(shows course personnel)');
+ my ($symb) = &get_symb($r,1);
+ my $default_form_data=&defaultFormData($symb);
my $nofile_alert = &mt('Please use the browse button to select a file from your local directory.');
my $nocourseid_alert = &mt("Please use the 'Select Course' link to open a separate window where you can search for a course to which a file can be uploaded.");
$r->print('
@@ -8290,17 +8660,18 @@ sub valid_file {
sub scantron_download_scantron_data {
my ($r)=@_;
- my $default_form_data=&defaultFormData(&get_symb($r,1));
+ my ($symb) = &get_symb($r,1);
+ my $default_form_data=&defaultFormData($symb);
my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
my $file=$env{'form.scantron_selectfile'};
if (! &valid_file($file)) {
$r->print('
'.&mt('Exact matches for [quant,_1,student].',$passed).'
'.&mt('Discrepancies detected for [quant,_1,student].',$failed).'
'
+ .&mt('Exact matches for [_1][quant,_2,student][_3].','',$passed,'')
+ .'
'
+ .&mt('Discrepancies detected for [_1][quant,_2,student][_3].','',$failed,'')
+ .'