--- loncom/homework/grades.pm 2007/11/13 01:47:36 1.489
+++ loncom/homework/grades.pm 2008/05/24 00:34:12 1.522
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# The LON-CAPA Grading handler
#
-# $Id: grades.pm,v 1.489 2007/11/13 01:47:36 albertel Exp $
+# $Id: grades.pm,v 1.522 2008/05/24 00:34:12 www Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -47,88 +47,89 @@ use LONCAPA;
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.
+my %perm=();
+# These variables are used to recover from ssi errors
-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};
- }
-}
+my $ssi_retries = 5;
+my $ssi_error;
+my $ssi_error_resource;
+my $ssi_error_message;
-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) = @_;
+# Do an ssi with retries:
+# While I'd love to factor out this with the vesrion in lonprintout,
+# that would either require a data coupling between modules, which I refuse to perpetuate
+# (there's quite enough of that already), or would require the invention of another infrastructure
+# I'm not quite ready to invent (e.g. an ssi_with_retry object).
+#
+# At least the logic that drives this has been pulled out into loncommon.
- 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++;
+#
+# ssi_with_retries - Does the server side include of a resource.
+# if the ssi call returns an error we'll retry it up to
+# the number of times requested by the caller.
+# If we still have a proble, no text is appended to the
+# output and we set some global variables.
+# to indicate to the caller an SSI error occurred.
+# All of this is supposed to deal with the issues described
+# in LonCAPA BZ 5631 see:
+# http://bugs.lon-capa.org/show_bug.cgi?id=5631
+# by informing the user that this happened.
+#
+# Parameters:
+# resource - The resource to include. This is passed directly, without
+# interpretation to lonnet::ssi.
+# form - The form hash parameters that guide the interpretation of the resource
+#
+# retries - Number of retries allowed before giving up completely.
+# Returns:
+# On success, returns the rendered resource identified by the resource parameter.
+# Side Effects:
+# The following global variables can be set:
+# ssi_error - If an unrecoverable error occurred this becomes true.
+# It is up to the caller to initialize this to false
+# if desired.
+# ssi_error_resource - If an unrecoverable error occurred, this is the value
+# of the resource that could not be rendered by the ssi
+# call.
+# ssi_error_message - The error string fetched from the ssi response
+# in the event of an error.
+#
+sub ssi_with_retries {
+ my ($resource, $retries, %form) = @_;
+ my ($content, $response) = &Apache::loncommon::ssi_with_retries($resource, $retries, %form);
+ if ($response->is_error) {
+ $ssi_error = 1;
+ $ssi_error_resource = $resource;
+ $ssi_error_message = $response->code . " " . $response->message;
}
- 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 $content;
- return scalar(@matches);
}
+#
+# Prodcuces an ssi retry failure error message to the user:
+#
-
-# 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;
+sub ssi_print_error {
+ my ($r) = @_;
+ my $helpurl = &Apache::loncommon::top_nav_help('Helpdesk');
+ $r->print('
+
+
+'.&mt('Unable to retrieve a resource from a server:').'
+'.&mt('Resource:').' '.$ssi_error_resource.'
+'.&mt('Error:').' '.$ssi_error_message.'
+
+
'.
+&mt('It is recommended that you try again later, as this error may mean the server was just temporarily unavailable, or is down for maintenance.').' '.
+&mt('If the error persists, please contact the [_1] for assistance.',$helpurl).
+'
');
+ return;
}
#
@@ -283,13 +284,13 @@ sub reset_caches {
my (undef,undef,$url)=&Apache::lonnet::decode_symb($symb);
$url=&Apache::lonnet::clutter($url);
- my $subresult=&Apache::lonnet::ssi($url,
- ('grade_target' => 'analyze'),
- ('grade_domain' => $udom),
- ('grade_symb' => $symb),
- ('grade_courseid' =>
- $env{'request.course.id'}),
- ('grade_username' => $uname));
+ my $subresult=&ssi_with_retries($url, $ssi_retries,
+ ('grade_target' => 'analyze',
+ 'grade_domain' => $udom,
+ 'grade_symb' => $symb,
+ 'grade_courseid' =>
+ $env{'request.course.id'},
+ 'grade_username' => $uname));
(undef,$subresult)=split(/_HASH_REF__/,$subresult,2);
my %analyze=&Apache::lonnet::str2hash($subresult);
return $analyze_cache{$key} = \%analyze;
@@ -1841,9 +1842,9 @@ sub download_all_link {
join("\n",&Apache::loncommon::get_env_multiple('form.vPart'));
my $identifier = &Apache::loncommon::get_cgi_id();
- &Apache::lonnet::appenv('cgi.'.$identifier.'.students' => $all_students,
- 'cgi.'.$identifier.'.symb' => $symb,
- 'cgi.'.$identifier.'.parts' => $parts,);
+ &Apache::lonnet::appenv({'cgi.'.$identifier.'.students' => $all_students,
+ 'cgi.'.$identifier.'.symb' => $symb,
+ 'cgi.'.$identifier.'.parts' => $parts,});
$r->print(''.
&mt('Download All Submitted Documents').'');
return
@@ -2767,7 +2768,7 @@ sub check_and_remove_from_queue {
sub handback_files {
my ($request,$symb,$stuname,$domain,$newflg,$new_part,$newrecord) = @_;
- my $portfolio_root = &propath($domain,$stuname).'/userfiles/portfolio';
+ my $portfolio_root = '/userfiles/portfolio';
my ($partlist,$handgrade,$responseType) = &response_type($symb);
my @part_response_id = &flatten_responseType($responseType);
@@ -2785,7 +2786,8 @@ sub handback_files {
my ($answer_name,$answer_ver,$answer_ext) =
&file_name_version_ext($answer_file);
my ($portfolio_path) = ($directory =~ /^.+$stuname\/portfolio(.*)/);
- my @dir_list = &Apache::lonnet::dirlist($portfolio_path,$domain,$stuname,$portfolio_root);
+ my $getpropath = 1;
+ my @dir_list = &Apache::lonnet::dirlist($portfolio_root.$portfolio_path,$domain,$stuname,$getpropath);
my $version = &get_next_version($answer_name, $answer_ext, \@dir_list);
# fix file name
my ($save_file_name) = (($directory.$answer_name.".$version.".$answer_ext) =~ /^.+\/${stuname}\/(.*)/);
@@ -2921,8 +2923,7 @@ sub version_portfiles {
my $version_parts = join('|',@$v_flag);
my @returned_keys;
my $parts = join('|', @$parts_graded);
- my $portfolio_root = &propath($domain,$stu_name).
- '/userfiles/portfolio';
+ my $portfolio_root = '/userfiles/portfolio';
foreach my $key (keys(%$record)) {
my $new_portfiles;
if ($key =~ /^resource\.($version_parts)\./ && $key =~ /\.portfiles$/ ) {
@@ -2933,7 +2934,8 @@ sub version_portfiles {
my ($directory,$answer_file) =($file =~ /^(.*?)([^\/]*)$/);
my ($answer_name,$answer_ver,$answer_ext) =
&file_name_version_ext($answer_file);
- my @dir_list = &Apache::lonnet::dirlist($directory,$domain,$stu_name,$portfolio_root);
+ my $getpropath = 1;
+ my @dir_list = &Apache::lonnet::dirlist($portfolio_root.$directory,$domain,$stu_name,$getpropath);
my $version = &get_next_version($answer_name, $answer_ext, \@dir_list);
my $new_answer = &version_selected_portfile($domain, $stu_name, $directory, $answer_file, $version);
if ($new_answer ne 'problem getting file') {
@@ -4042,31 +4044,31 @@ 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)
-
-
'."\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 +4760,69 @@ 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
@@ -4769,8 +4835,9 @@ sub getSequenceDropDown {
sub scantron_filenames {
my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
+ my $getpropath = 1;
my @files=&Apache::lonnet::dirlist('userfiles',$cdom,$cname,
- &propath($cdom,$cname));
+ $getpropath);
my @possiblenames;
foreach my $filename (sort(@files)) {
($filename)=split(/&/,$filename);
@@ -4813,19 +4880,76 @@ sub scantron_uploads {
=cut
sub scantron_scantab {
- my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
my $result=''."\n";
-
return $result;
}
+=pod
+
+=item get_scantronformat_file
+
+ Returns an array containing lines from the scantron format file for
+ the domain of the course.
+
+ If a url for a custom.tab file is listed in domain's configuration.db,
+ lines are from this file.
+
+ Otherwise, if a default.tab has been published in RES space by the
+ domainconfig user, lines are from this file.
+
+ Otherwise, fall back to getting lines from the legacy file on the
+ local server: /home/httpd/lonTabs/default_scantronformat.tab
+
+=cut
+
+sub get_scantronformat_file {
+ my $cdom= $env{'course.'.$env{'request.course.id'}.'.domain'};
+ my %domconfig = &Apache::lonnet::get_dom('configuration',['scantron'],$cdom);
+ my $gottab = 0;
+ my @lines;
+ if (ref($domconfig{'scantron'}) eq 'HASH') {
+ if ($domconfig{'scantron'}{'scantronformat'} ne '') {
+ my $formatfile = &Apache::lonnet::getfile($Apache::lonnet::perlvar{'lonDocRoot'}.$domconfig{'scantron'}{'scantronformat'});
+ if ($formatfile ne '-1') {
+ @lines = split("\n",$formatfile,-1);
+ $gottab = 1;
+ }
+ }
+ }
+ if (!$gottab) {
+ my $confname = $cdom.'-domainconfig';
+ my $default = $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/'.$cdom.'/'.$confname.'/default.tab';
+ my $formatfile = &Apache::lonnet::getfile($default);
+ if ($formatfile ne '-1') {
+ @lines = split("\n",$formatfile,-1);
+ $gottab = 1;
+ }
+ }
+ if (!$gottab) {
+ my @domains = &Apache::lonnet::current_machine_domains();
+ if (grep(/^\Q$cdom\E$/,@domains)) {
+ my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
+ @lines = <$fh>;
+ close($fh);
+ } else {
+ my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/default_scantronformat.tab');
+ @lines = <$fh>;
+ close($fh);
+ }
+ }
+ return @lines;
+}
+
=pod
=item scantron_CODElist
@@ -4899,6 +5023,8 @@ sub scantron_selectphase {
my $CODE_unique=&scantron_CODEunique();
my $result;
+ $ssi_error = 0;
+
# Chunk of form to prompt for a file to grade and how:
$result.= '
@@ -4909,35 +5035,35 @@ sub scantron_selectphase {
'.&Apache::loncommon::start_data_table('LC_scantron_action').'
'.&Apache::loncommon::start_data_table_header_row().'
- Specify file and which Folder/Sequence to grade
+ '.&mt('Specify file and which Folder/Sequence to grade').'
Filename of scoring office file: '.$file_selector.'
+
'.&mt('Filename of scoring office file: [_1]',$file_selector).'
-
+
'.&Apache::loncommon::end_data_table_row().'
'.&Apache::loncommon::end_data_table().'
@@ -5082,10 +5208,10 @@ UPLOAD
sub get_scantron_config {
my ($which) = @_;
- my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
+ my @lines = &get_scantronformat_file();
my %config;
#FIXME probably should move to XML it has already gotten a bit much now
- foreach my $line (<$fh>) {
+ foreach my $line (@lines) {
my ($name,$descrip)=split(/:/,$line);
if ($name ne $which ) { next; }
chomp($line);
@@ -5098,7 +5224,7 @@ 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 +5298,8 @@ 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:
$line - the modified scanline
@@ -5184,8 +5312,6 @@ sub username_to_idmap {
sub scantron_fixup_scanline {
my ($scantron_config,$scan_data,$line,$whichline,$field,$args)=@_;
-
-
if ($field eq 'ID') {
if (length($args->{'newid'}) > $$scantron_config{'IDlength'}) {
return ($line,1,'New value too large');
@@ -5216,58 +5342,28 @@ sub scantron_fixup_scanline {
$$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 +5397,39 @@ 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
@@ -5403,168 +5532,218 @@ 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,0,$answer_length)='';
- if (length($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++) {
- $record{"scantron.$ansnum.answer"} = substr($currentquest, $ans, 1);
- $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++;
+ 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;
+}
- }
- if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {
- push(@{$record{"scantron.missingerror"}},$questnum);
- $ansnum += $answers_needed;
- }
+sub scantron_validator_lettnum {
+ my ($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.
+ #
- } 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 $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{$questnum-1} eq 'stringresponse') ||
+ ($responsetype_per_response{$questnum-1} eq 'imageresponse') ||
+ ($responsetype_per_response{$questnum-1} eq 'reactionresponse') ||
+ ($responsetype_per_response{$questnum-1} eq 'organicresponse')) {
+ my @singlelines = split('',$currquest);
+ foreach my $entry (@singlelines) {
+ $occurrences = &occurence_count($entry,$matchon);
+ if ($occurrences > 1) {
+ last;
+ }
+ }
+ } else {
+ $occurrences = &occurence_count($currquest,$matchon);
+ }
+ if (($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 ($$scantron_config{'Qon'} eq 'number') {
+ $currquest = &digits_to_letters($currquest);
+ }
+ for (my $ans=0; $ans<$answers_needed; $ans++) {
+ my $bubble = substr($currquest,$ans,1);
+ $record->{"scantron.$ansnum.answer"} = $bubble;
+ $ansnum++;
+ }
+ }
+ return $ansnum;
+}
- # Otherwise there's a positional notation;
- # each bubble line requires Qlength items, and there are filled in
- # bubbles for each case where there 'Qon' characters.
- #
+sub scantron_validator_positional {
+ my ($ansnum,$questnum,$quest_id,$answers_needed,$currquest,
+ $whichline,$alphabet,$record,$scantron_config,$scan_data) = @_;
- my @array=split($$scantron_config{'Qon'},$currentquest,-1);
+ # 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 the split only giveas us one element.. the full length of the
- # answser string, no bubbles are filled in:
+ my @array=split($$scantron_config{'Qon'},$currquest,-1);
- if (length($array[0]) eq $$scantron_config{'Qlength'}*$answers_needed) {
- for (my $ans = 0; $ans < $answers_needed; $ans++ ) {
- $record{"scantron.$ansnum.answer"}='';
- $ansnum++;
+ # If the split only gives us one element.. the full length of the
+ # answer string, no bubbles are filled in:
- }
- if (!&scan_data($scan_data,"$whichline.no_bubble.$questnum")) {
- push(@{$record{"scantron.missingerror"}},$questnum);
- }
-
- # If the bubble is not the last position, there will be
- # 2 elements. If it is the last position, there will be 1 element.
-
- } elsif (scalar(@array) le 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 % $$scantron_config{'Qlength'}];
+ for (my $ans=0; $ans<$answers_needed; $ans++) {
+ if ($ans eq $line_num) {
+ $record->{"scantron.$ansnum.answer"} = $bubble;
+ } else {
+ $record->{"scantron.$ansnum.answer"} = ' ';
+ }
+ $ansnum++;
+ }
+ } else {
+ # If there's more than one instance of a bubble character
+ # That's a double bubble; with positional notation we can
+ # record all the bubbles filled in as well as the
+ # fact this response consists of multiple bubbles.
+ #
+ if (($responsetype_per_response{$questnum-1} eq 'essayresponse') ||
+ ($responsetype_per_response{$questnum-1} eq 'formularesponse') ||
+ ($responsetype_per_response{$questnum-1} eq 'stringresponse') ||
+ ($responsetype_per_response{$questnum-1} eq 'imageresponse') ||
+ ($responsetype_per_response{$questnum-1} eq 'reactionresponse') ||
+ ($responsetype_per_response{$questnum-1} eq 'organicresponse')) {
+ my $doubleerror = 0;
+ while (($currquest >= $$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
@@ -5704,7 +5883,8 @@ 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; }
}
}
@@ -5809,7 +5989,7 @@ sub remember_current_skipped {
sub check_for_error {
my ($r,$result)=@_;
if ($result ne 'ok' && $result ne 'not_found' ) {
- $r->print("An error occurred ($result) when trying to Remove the existing corrections.");
+ $r->print(&mt("An error occurred ([_1]) when trying to remove the existing corrections.",$result));
}
}
@@ -5833,25 +6013,25 @@ sub scantron_warning_screen {
$CODElist=$env{'form.scantron_CODElist'};
if ($env{'form.scantron_CODElist'} eq '') { $CODElist='None'; }
$CODElist=
- '
List of CODES to validate against:
'.
+ '
'.&mt('List of CODES to validate against:').'
'.
$env{'form.scantron_CODElist'}.'
';
}
- return (<
-Please double check the information
- below before clicking on '$button_text'
+
+'.&mt('Please double check the information below before clicking on \'[_1]\'',&mt($button_text)).'
-
Sequence to be Graded:
$title
-
Data File that will be used:
$env{'form.scantron_selectfile'}
-$CODElist
+
'.&mt('Sequence to be Graded:').'
'.$title.'
+
'.&mt('Data File that will be used:').'
'.$env{'form.scantron_selectfile'}.'
+'.$CODElist.'
-
If this information is correct, please click on '$button_text'.
-
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.').'
');$r->rflush();
#get the student pick code ready
$r->print(&Apache::loncommon::studentbrowser_javascript());
my $max_bubble=&scantron_get_maxbubble();
@@ -5987,7 +6171,7 @@ sub scantron_validate_file {
my $stop=0;
while (!$stop && $currentphase < scalar(@validate_phases)) {
- $r->print("
Validating ".$validate_phases[$currentphase]."
");
+ $r->print(&mt('Validating '.$validate_phases[$currentphase]).' ');
$r->rflush();
my $which="scantron_validate_".$validate_phases[$currentphase];
{
@@ -5997,12 +6181,11 @@ sub scantron_validate_file {
}
if (!$stop) {
my $warning=&scantron_warning_screen('Start Grading');
- $r->print(<
-$warning
-
+ $r->print(&mt('Validation process complete.').'
+'.$warning.'
+
-STUFF
+');
} else {
$r->print('');
@@ -6010,15 +6193,19 @@ STUFF
}
if ($stop) {
if ($validate_phases[$currentphase] eq 'sequence') {
- $r->print('');
- $r->print(' this error ');
+ $r->print('');
+ $r->print(' '.&mt('this error').' ');
- $r->print("
Or click the 'Grading Menu' button to start over.
");
+ $r->print("
".&mt("Or click the 'Grading Menu' button to start over.")."
");
} else {
- $r->print('');
- $r->print(' using corrected info ');
- $r->print("");
- $r->print(" this scanline saving it for later.");
+ if ($validate_phases[$currentphase] eq 'doublebubble' || $validate_phases[$currentphase] eq 'missingbubbles') {
+ $r->print('');
+ } else {
+ $r->print('');
+ }
+ $r->print(' '.&mt('using corrected info').' ');
+ $r->print("");
+ $r->print(" ".&mt("this scanline saving it for later."));
}
}
$r->print(" ".&show_grading_menu_form($symb));
@@ -6079,7 +6266,10 @@ sub scantron_remove_scan_data {
}
my $result;
if (@todelete) {
- $result=&Apache::lonnet::del('nohist_scantrondata',\@todelete,$cdom,$cname);
+ $result = &Apache::lonnet::del('nohist_scantrondata',
+ \@todelete,$cdom,$cname);
+ } else {
+ $result = 'ok';
}
return $result;
}
@@ -6494,35 +6684,40 @@ sub scantron_validate_ID {
sub scantron_get_correction {
my ($r,$i,$scan_record,$scan_config,$line,$error,$arg)=@_;
-
#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
- $r->print("
An error was detected ($error)");
if ( $$scan_record{'scantron.PaperID'} =~ /\S/) {
- $r->print(" for PaperID ".
- $$scan_record{'scantron.PaperID'}." \n");
+ $r->print("
".&mt("An error was detected ($error)".
+ " for PaperID [_1]",
+ $$scan_record{'scantron.PaperID'})."
\n");
} else {
- $r->print(" in scanline $i
".
- $line."
\n");
- }
- my $message="
The ID on the form is ".
- $$scan_record{'scantron.ID'}." \n".
- "The name on the paper is ".
- $$scan_record{'scantron.LastName'}.",".
- $$scan_record{'scantron.FirstName'}."
";
+ $r->print("
".&mt("An error was detected ($error)".
+ " in scanline [_1]
[_2]
",
+ $i,$line)." \n");
+ }
+ my $message="
".&mt("The ID on the form is [_1] ".
+ "The name on the paper is [_2],[_3]",
+ $$scan_record{'scantron.ID'},
+ $$scan_record{'scantron.LastName'},
+ $$scan_record{'scantron.FirstName'})."
";
$r->print(''."\n");
$r->print(''."\n");
+ # Array populated for doublebubble or
+ my @lines_to_correct; # missingbubble errors to build javascript
+ # to validate radio button checking
+
if ($error =~ /ID$/) {
if ($error eq 'incorrectID') {
- $r->print("The encoded ID is not in the classlist\n");
+ $r->print("
".&mt("The encoded ID is not in the classlist").
+ "
\n");
} elsif ($error eq 'duplicateID') {
- $r->print("The encoded ID has also been used by a previous paper $arg\n");
+ $r->print("
".&mt("The encoded ID has also been used by a previous paper [_1]",$arg)."
\n");
}
$r->print($message);
- $r->print("
How should I handle this? \n");
+ $r->print("
".&mt("How should I handle this?")." \n");
$r->print("\n
");
#FIXME it would be nice if this sent back the user ID and
#could do partial userID matches
@@ -6535,14 +6730,14 @@ sub scantron_get_correction {
$r->print('
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('');
+ $line_list.'" />');
$r->print($message);
- $r->print("
Please indicate which bubble should be used for grading
");
+ $r->print("
".&mt("Please indicate which bubble should be used for grading")."
There have been no bubbles scanned for some question(s)
\n");
+ $r->print("
".&mt("There have been no bubbles scanned for some question(s)")."
\n");
$r->print($message);
- $r->print("
Please indicate which bubble should be used for grading
");
- $r->print("Some questions have no scanned bubbles\n");
+ $r->print("
".&mt("Please indicate which bubble should be used for grading.")."
");
+ $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('');
+ $line_list.'" />');
foreach my $question (@{$arg}) {
- my $selected = &get_response_bubbles($scan_record, $question);
- my @select_array = split(/:/,$selected); # ought to be an array of empties.
- &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));
} else {
$r->print("\n
");
}
$r->print("\n
");
+}
+
+sub verify_bubbles_checked {
+ my (@ansnums) = @_;
+ my $ansnumstr = join('","',@ansnums);
+ my $warning = &mt("A bubble or 'No bubble' selection has not been made for one or more lines.");
+ my $output = (<
+function verify_bubble_radio(form) {
+ var ansnumArray = new Array ("$ansnumstr");
+ var need_bubble_count = 0;
+ for (var i=0; i 1) {
+ var bubble_picked = 0;
+ for (var j=0; j
+ENDSCRIPT
+ return $output;
+}
+
+=pod
+
+=item questions_to_line_list
+
+Converts a list of questions into a string of comma separated
+line numbers in the answer sheet used by the questions. This is
+used to fill in the scantron_questions form field.
+ Arguments:
+ questions - Reference to an array of questions.
+
+=cut
+
+
+sub questions_to_line_list {
+ my ($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);
+}
+
+=pod
+
+=item prompt_for_corrections
+
+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).
+
+ 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.
+ $error - Type of error
+
+ Implicit inputs:
+ %bubble_lines_per_response - Starting line numbers for each question.
+ Numbered from 0 (but question numbers are from
+ 1.
+ %first_bubble_line - Starting bubble line for each question.
+ %subdivided_bubble_lines - optionresponse, matchresponse and rankresponse
+ type problems render as separate sub-questions,
+ in exam mode. This hash contains a
+ comma-separated list of the lines per
+ sub-question.
+ %responsetype_per_response - essayresponse, formularesponse,
+ stringresponse, imageresponse, reactionresponse,
+ and organicresponse type problem parts can have
+ multiple lines per response if the weight
+ assigned exceeds 10. In this case, only
+ one bubble per line is permitted, but more
+ than one line might contain bubbles, e.g.
+ bubbling of: line 1 - J, line 2 - J,
+ line 3 - B would assign 22 points.
+
+=cut
+
+sub prompt_for_corrections {
+ my ($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) {
+ $r->print(&mt('The group of bubble lines below responds to a single question.').' ');
+ if (($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')) {
+ $r->print(&mt("Although this particular question type requires handgrading, the instructions for this question in the exam directed students to leave [quant,_1,line] blank on their scantron sheets.",$lines).'
'.&mt('A non-zero score can be assigned to the student during scantron 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 = $$scan_record{"scantron.$current_line.answer"};
+ &scantron_bubble_selector($r,$scan_config,$current_line,
+ $questionnum,$error,split('', $selected));
+ push (@linenums,$current_line);
+ $current_line++;
+ }
+ if ($lines > 1) {
+ $r->print(" ");
+ }
+ return @linenums;
}
=pod
@@ -6628,72 +7015,47 @@ ENDSCRIPT
Arguments:
$r - Apache request object
$scan_config - hash from &get_scantron_config()
- $quest - number of the bubble line to make a corrector for
- @lines - array of answer lines.
+ $line - Number of the line being displayed.
+ $questionnum - Question number (may include subquestion)
+ $error - Type of error.
+ @selected - Array of bubbles picked on this line.
=cut
sub scantron_bubble_selector {
- my ($r,$scan_config,$quest,@lines)=@_;
+ my ($r,$scan_config,$line,$questionnum,$error,@selected)=@_;
my $max=$$scan_config{'Qlength'};
-
my $scmode=$$scan_config{'Qon'};
-
- my $bubble_length = scalar(@lines);
-
-
if ($scmode eq 'number' || $scmode eq 'letter') { $max=10; }
- my $response = $quest-1;
- my $lines = $bubble_lines_per_response{$response};
-
- my $total_lines = $lines*2;
my @alphabet=('A'..'Z');
-
- $r->print("
');
-
- }
-
- if ($l == 0) {
- my $lspan = $total_lines * 2; # 2 table rows per bubble line.
-
- $r->print('
');
-
- }
-
- $r->print('
');
-
- # FIXME: This may have to be a bit more clever for
- # multiline questions (different values e.g..).
-
- for (my $i=0;$i<$max;$i++) {
- my $value = "$l:$i"; # Relative bubble line #: Bubble in line.
- $r->print("\n".
- '
');
+ $r->print(&Apache::loncommon::end_data_table_row().
+ &Apache::loncommon::end_data_table());
}
=pod
@@ -6873,7 +7235,6 @@ sub scantron_validate_doublebubble {
#get scantron line setup
my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
my ($scanlines,$scan_data)=&scantron_getfile();
-
&scantron_get_maxbubble(); # parse needs the bubble line array.
for (my $i=0;$i<=$scanlines->{'count'};$i++) {
@@ -6900,14 +7261,17 @@ sub scantron_validate_doublebubble {
for what the current value of the problem counter is.
Caches the results to $env{'form.scantron_maxbubble'},
- $env{'form.scantron.bubble_lines.n'} and
- $env{'form.scantron.first_bubble_line.n'}
+ $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
- lines for reponse n and number of the first bubble line for response n.
+ 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.
=cut
-sub scantron_get_maxbubble {
+sub scantron_get_maxbubble {
if (defined($env{'form.scantron_maxbubble'}) &&
$env{'form.scantron_maxbubble'}) {
&restore_bubble_lines();
@@ -6929,36 +7293,102 @@ sub scantron_get_maxbubble {
my $total_lines = 0;
%bubble_lines_per_response = ();
%first_bubble_line = ();
-
+ %subdivided_bubble_lines = ();
+ %responsetype_per_response = ();
my $response_number = 0;
my $bubble_line = 0;
foreach my $resource (@resources) {
- my $symb = $resource->symb();
- &Apache::lonxml::clear_bubble_lines_for_part();
- my $result=&Apache::lonnet::ssi($resource->src(),
- ('symb' => $resource->symb()),
- ('grade_target' => 'analyze'),
- ('grade_courseid' => $cid),
- ('grade_domain' => $udom),
- ('grade_username' => $uname));
+ my $symb = $resource->symb();
+ # Need to retrieve part IDs and response IDs because essayresponse,
+ # reactionresponse and organicresponse items are not included in
+ # $analysis{'parts'} from lonnet::ssi.
+ my %possible_part_ids;
+ if (ref($resource->parts()) eq 'ARRAY') {
+ foreach my $part (@{$resource->parts()}) {
+ if (!&Apache::loncommon::check_if_partid_hidden($part,$symb,$udom,$uname)) {
+ my @resp_ids = $resource->responseIds($part);
+ foreach my $id (@resp_ids) {
+ $possible_part_ids{$part.'.'.$id} = 1;
+ }
+ }
+ }
+ }
+ my $result=&ssi_with_retries($resource->src(), $ssi_retries,
+ ('symb' => $symb,
+ 'grade_target' => 'analyze',
+ 'grade_courseid' => $cid,
+ 'grade_domain' => $udom,
+ 'grade_username' => $uname));
my (undef, $an) =
split(/_HASH_REF__/,$result, 2);
- my %analysis = &Apache::lonnet::str2hash($an);
-
+ my @parts;
+ my %analysis = &Apache::lonnet::str2hash($an);
- foreach my $part_id (@{$analysis{'parts'}}) {
-
+ if (ref($analysis{'parts'}) eq 'ARRAY') {
+ foreach my $part (@{$analysis{'parts'}}) {
+ my ($id,$respid) = split(/\./,$part);
+ if (!&Apache::loncommon::check_if_partid_hidden($id,$symb,$udom,$uname)) {
+ push(@parts,$part);
+ }
+ }
+ }
+ # Add part_ids for any essayresponse items.
+ foreach my $part_id (keys(%possible_part_ids)) {
+ if (($analysis{$part_id.'.type'} eq 'essayresponse') ||
+ ($analysis{$part_id.'.type'} eq 'reactionresponse') ||
+ ($analysis{$part_id.'.type'} eq 'organicresponse')) {
+ if (!grep(/^\Q$part_id\E$/,@parts)) {
+ push (@parts,$part_id);
+ }
+ }
+ }
- my $lines = $analysis{"$part_id.bubble_lines"};;
+ foreach my $part_id (@parts) {
+ my $lines = $analysis{"$part_id.bubble_lines"};
# TODO - make this a persistent hash not an array.
+ # optionresponse, matchresponse and rankresponse type items
+ # render as separate sub-questions in exam mode.
+ if (($analysis{$part_id.'.type'} eq 'optionresponse') ||
+ ($analysis{$part_id.'.type'} eq 'matchresponse') ||
+ ($analysis{$part_id.'.type'} eq 'rankresponse')) {
+ my ($numbub,$numshown);
+ if ($analysis{$part_id.'.type'} eq 'optionresponse') {
+ if (ref($analysis{$part_id.'.options'}) eq 'ARRAY') {
+ $numbub = scalar(@{$analysis{$part_id.'.options'}});
+ }
+ } elsif ($analysis{$part_id.'.type'} eq 'matchresponse') {
+ if (ref($analysis{$part_id.'.items'}) eq 'ARRAY') {
+ $numbub = scalar(@{$analysis{$part_id.'.items'}});
+ }
+ } elsif ($analysis{$part_id.'.type'} eq 'rankresponse') {
+ if (ref($analysis{$part_id.'.foils'}) eq 'ARRAY') {
+ $numbub = scalar(@{$analysis{$part_id.'.foils'}});
+ }
+ }
+ if (ref($analysis{$part_id.'.shown'}) eq 'ARRAY') {
+ $numshown = scalar(@{$analysis{$part_id.'.shown'}});
+ }
+ my $bubbles_per_line = 10;
+ my $inner_bubble_lines = int($numshown/$bubbles_per_line);
+ if (($numshown % $bubbles_per_line) != 0) {
+ $inner_bubble_lines++;
+ }
+ for (my $i=0; $i<$numshown; $i++) {
+ $subdivided_bubble_lines{$response_number} .=
+ $inner_bubble_lines.',';
+ }
+ $subdivided_bubble_lines{$response_number} =~ s/,$//;
+ }
- $first_bubble_line{$response_number} = $bubble_line;
- $bubble_lines_per_response{$response_number} = $lines;
+ $first_bubble_line{$response_number} = $bubble_line;
+ $bubble_lines_per_response{$response_number} = $lines;
+ $responsetype_per_response{$response_number} =
+ $analysis{$part_id.'.type'};
$response_number++;
$bubble_line += $lines;
@@ -7006,7 +7436,25 @@ sub scantron_validate_missingbubbles {
# Probably here's where the error is...
foreach my $missing (@{$$scan_record{'scantron.missingerror'}}) {
- if ($missing > $max_bubble) { next; }
+ my $lastbubble;
+ if ($missing =~ /^(\d+)\.(\d+)$/) {
+ my $question = $1;
+ my $subquestion = $2;
+ if (!defined($first_bubble_line{$question -1})) { next; }
+ my $first = $first_bubble_line{$question-1};
+ my @subans = split(/,/,$subdivided_bubble_lines{$question-1});
+ my $subcount = 1;
+ while ($subcount<$subquestion) {
+ $first += $subans[$subcount-1];
+ $subcount ++;
+ }
+ my $count = $subans[$subquestion-1];
+ $lastbubble = $first + $count;
+ } else {
+ if (!defined($first_bubble_line{$missing - 1})) { next; }
+ $lastbubble = $first_bubble_line{$missing - 1} + $bubble_lines_per_response{$missing - 1};
+ }
+ if ($lastbubble > $max_bubble) { next; }
push(@to_correct,$missing);
}
if (@to_correct) {
@@ -7045,9 +7493,12 @@ sub scantron_validate_missingbubbles {
sub scantron_process_students {
my ($r) = @_;
+
my (undef,undef,$sequence)=&Apache::lonnet::decode_symb($env{'form.selectpage'});
my ($symb)=&get_symb($r);
- if (!$symb) {return '';}
+ if (!$symb) {
+ return '';
+ }
my $default_form_data=&defaultFormData($symb);
my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
@@ -7068,6 +7519,7 @@ SCANTRONFORM
my @delayqueue;
my %completedstudents;
+ my $lock=&Apache::lonnet::set_lock(&mt('Grading bubblesheet exam'));
my $count=&get_todo_count($scanlines,$scan_data);
my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Scantron Status',
'Scantron Progress',$count,
@@ -7079,6 +7531,18 @@ SCANTRONFORM
my ($uname,$udom,$started);
&scantron_get_maxbubble(); # Need the bubble lines array to parse.
+
+
+ # If an ssi failed in scantron_get_maxbubble, put an error message out to
+ # the user and return.
+
+ if ($ssi_error) {
+ $r->print("");
+ &ssi_print_error($r);
+ $r->print(&show_grading_menu_form($symb));
+ &Apache::lonnet::remove_lock($lock);
+ return ''; # Dunno why the other returns return '' rather than just returning.
+ }
while ($i<$scanlines->{'count'}) {
($uname,$udom)=('','');
@@ -7106,7 +7570,7 @@ SCANTRONFORM
($uname,$udom)=split(/:/,$uname);
&Apache::lonxml::clear_problem_counter();
- &Apache::lonnet::appenv(%$scan_record);
+ &Apache::lonnet::appenv($scan_record);
if (&scantron_clear_skip($scanlines,$scan_data,$i)) {
&scantron_putfile($scanlines,$scan_data);
@@ -7127,10 +7591,17 @@ SCANTRONFORM
$form{'CODE'}=$scan_record->{'scantron.CODE'};
} else {
$form{'CODE'}='';
+ }
+ my $result=&ssi_with_retries($resource->src(), $ssi_retries, %form);
+ if ($ssi_error) {
+ $ssi_error = 0; # So end of handler error message does not trigger.
+ $r->print("");
+ &ssi_print_error($r);
+ $r->print(&show_grading_menu_form($symb));
+ &Apache::lonnet::remove_lock($lock);
+ return ''; # Why return ''? Beats me.
}
- my $result=&Apache::lonnet::ssi($resource->src(),%form);
- if ($result ne '') {
- }
+
if (&Apache::loncommon::connection_aborted($r)) { last; }
}
$completedstudents{$uname}={'line'=>$line};
@@ -7140,6 +7611,7 @@ SCANTRONFORM
&Apache::lonnet::delenv('scantron\.');
}
&Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
+ &Apache::lonnet::remove_lock($lock);
# my $lasttime = &Time::HiRes::time()-$start;
# $r->print("
took $lasttime
");
@@ -7165,7 +7637,7 @@ sub scantron_upload_scantron_data {
my $domsel=&Apache::loncommon::select_dom_form($env{'request.role.domain'},
'domainid');
my $default_form_data=&defaultFormData(&get_symb($r,1));
- $r->print(<print('
-
-UPLOAD
+');
return '';
}
@@ -7207,12 +7683,12 @@ sub scantron_upload_scantron_data_save {
my $doanotherupload=
' '."\n";
if (!&Apache::lonnet::allowed('usc',$env{'form.domainid'}) &&
!&Apache::lonnet::allowed('usc',
$env{'form.domainid'}.'_'.$env{'form.courseid'})) {
- $r->print("You are not allowed to upload Scantron data to the requested course. ");
+ $r->print(&mt("You are not allowed to upload Scantron data to the requested course.")." ");
if ($symb) {
$r->print(&show_grading_menu_form($symb));
} else {
@@ -7221,7 +7697,7 @@ sub scantron_upload_scantron_data_save {
return '';
}
my %coursedata=&Apache::lonnet::coursedescription($env{'form.domainid'}.'_'.$env{'form.courseid'});
- $r->print("Doing upload to ".$coursedata{'description'}." ");
+ $r->print(&mt("Doing upload to [_1]",$coursedata{'description'})." ");
my $fname=$env{'form.upfile.filename'};
#FIXME
#copied from lonnet::userfileupload()
@@ -7239,13 +7715,18 @@ sub scantron_upload_scantron_data_save {
my $uploadedfile=$fname;
$fname='scantron_orig_'.$fname;
if (length($env{'form.upfile'}) < 2) {
- $r->print("Error: The file you attempted to upload, ".&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"').", contained no information. Please check that you entered the correct filename.");
+ $r->print(&mt("Error: The file you attempted to upload, [_1] contained no information. Please check that you entered the correct filename.",''.&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"').""));
} else {
my $result=&Apache::lonnet::finishuserfileupload($env{'form.courseid'},$env{'form.domainid'},'upfile',$fname);
if ($result =~ m|^/uploaded/|) {
- $r->print("Success: Successfully uploaded ".(length($env{'form.upfile'})-1)." bytes of data into location ".$result."");
+ $r->print(&mt("Success: Successfully uploaded [_1] bytes of data into location [_2]",
+ (length($env{'form.upfile'})-1),
+ ''.$result.""));
} else {
- $r->print("Error: An error (".$result.") occurred when attempting to upload the file, ".&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"')."");
+ $r->print(&mt("Error: An error ([_1]) occurred when attempting to upload the file, [_2]",
+ $result,
+ ''.&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"').""));
+
}
}
if ($symb) {
@@ -7289,11 +7770,11 @@ sub scantron_download_scantron_data {
my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
my $file=$env{'form.scantron_selectfile'};
if (! &valid_file($file)) {
- $r->print(<print('
- The requested file name was invalid.
+ '.&mt('The requested file name was invalid.').'
- Original file as uploaded by the scantron office.
+ '.&mt('[_1]Original[_2] file as uploaded by the scantron office.',
+ '','').'
- Corrections, a file of corrected records that were used in grading.
+ '.&mt('[_1]Corrections[_2], a file of corrected records that were used in grading.',
+ '','').'
- Skipped, a file of records that were skipped.
+ '.&mt('[_1]Skipped[_2], a file of records that were skipped.',
+ '','').'
';
- $Str .= (' 'x8).
- &mt(' receipt: [_1]',
- &Apache::lonnet::recprefix($env{'request.course.id'}).
- '-');
+ ' /> '.
+ &Apache::lonnet::recprefix($env{'request.course.id'}).
+ '-';
}
$Str .= ' '.(' 'x8).$menudata->{'short_description'}.
"\n";
@@ -7634,6 +8116,7 @@ GRADINGMENUJS
';
+ $result .= &show_grading_menu_form($symb);
return $result;
}
@@ -7743,7 +8226,7 @@ sub process_clicker {
if (!$env{'form.upfiletype'}) { $env{'form.upfiletype'}='iclicker'; }
my %checked;
- foreach my $gradingmechanism ('attendance','personnel','specific') {
+ foreach my $gradingmechanism ('attendance','personnel','specific','given') {
if ($env{'form.gradingmechanism'} eq $gradingmechanism) {
$checked{$gradingmechanism}="checked='checked'";
}
@@ -7754,6 +8237,8 @@ sub process_clicker {
my $attendance=&mt("Award points just for participation");
my $personnel=&mt("Correctness determined from response by course personnel");
my $specific=&mt("Correctness determined from response with clicker ID(s)");
+ my $given=&mt("Correctness determined from given list of answers").' '.
+ '('.&mt("Provide comma-separated list. Use '*' for any answer correct, '-' for skip").')';
my $pcorrect=&mt("Percentage points for correct solution");
my $pincorrect=&mt("Percentage points for incorrect solution");
my $selectform=&Apache::loncommon::select_form($env{'form.upfiletype'},'upfiletype',
@@ -7811,6 +8296,9 @@ function sanitycheck() {
+
+
+
@@ -7837,6 +8325,19 @@ sub process_clicker_file {
$result.=''.&mt('You need to specify a clicker ID for the correct answer').'';
return $result.&show_grading_menu_form($symb);
}
+ if (($env{'form.gradingmechanism'} eq 'given') && ($env{'form.givenanswer'}!~/\S/)) {
+ $result.=''.&mt('You need to specify the correct answer').'';
+ return $result.&show_grading_menu_form($symb);
+ }
+ my $foundgiven=0;
+ if ($env{'form.gradingmechanism'} eq 'given') {
+ $env{'form.givenanswer'}=~s/^\s*//gs;
+ $env{'form.givenanswer'}=~s/\s*$//gs;
+ $env{'form.givenanswer'}=~s/[^a-zA-Z0-9\.\*\-]+/\,/g;
+ $env{'form.givenanswer'}=uc($env{'form.givenanswer'});
+ my @answers=split(/\,/,$env{'form.givenanswer'});
+ $foundgiven=$#answers+1;
+ }
my %clicker_ids=&gather_clicker_ids();
my %correct_ids;
if ($env{'form.gradingmechanism'} eq 'personnel') {
@@ -7855,6 +8356,8 @@ sub process_clicker_file {
}
if ($env{'form.gradingmechanism'} eq 'attendance') {
$result.=&mt('Score based on attendance only');
+ } elsif ($env{'form.gradingmechanism'} eq 'given') {
+ $result.=&mt('Score based on [_1] ([_2] answers)',''.$env{'form.givenanswer'}.'',$foundgiven);
} else {
my $number=0;
$result.='
'.&mt('Correctness determined by the following IDs').'';
@@ -7900,6 +8403,9 @@ sub process_clicker_file {
ENDHEADER
+ if ($env{'form.gradingmechanism'} eq 'given') {
+ $result.='';
+ }
my %responses;
my @questiontitles;
my $errormsg='';
@@ -7912,11 +8418,13 @@ ENDHEADER
}
$result.=' '.&mt('Found [_1] question(s)',$number).' '.
''.
- &mt('Awarding [_1] percent for corrion(s)',$number).' '.
- ''.
&mt('Awarding [_1] percent for correct and [_2] percent for incorrect responses',
$env{'form.pcorrect'},$env{'form.pincorrect'}).
' ';
+ if (($env{'form.gradingmechanism'} eq 'given') && ($number!=$foundgiven)) {
+ $result.=''.&mt('Number of given answers does not agree with number of questions in file.').'';
+ return $result.&show_grading_menu_form($symb);
+ }
# Remember Question Titles
# FIXME: Possibly need delimiter other than ":"
for (my $i=0;$i<$number;$i++) {
@@ -7960,7 +8468,7 @@ ENDHEADER
}
$result.='
'.
&mt('Found [_1] registered and [_2] unregistered clickers.',$student_count,$unknown_count);
- if ($env{'form.gradingmechanism'} ne 'attendance') {
+ if (($env{'form.gradingmechanism'} ne 'attendance') && ($env{'form.gradingmechanism'} ne 'given')) {
if ($correct_count==0) {
$errormsg.="Found no correct answers answers for grading!";
} elsif ($correct_count>1) {
@@ -8105,10 +8613,15 @@ ENDHEADER
if ($user) {
my @answer=split(/\,/,$env{$key});
my $sum=0;
+ my $realnumber=$number;
for (my $i=0;$i<$number;$i++) {
if ($answer[$i]) {
if ($gradingmechanism eq 'attendance') {
$sum+=$pcorrect;
+ } elsif ($answer[$i] eq '*') {
+ $sum+=$pcorrect;
+ } elsif ($answer[$i] eq '-') {
+ $realnumber--;
} else {
if ($answer[$i] eq $correct[$i]) {
$sum+=$pcorrect;
@@ -8118,7 +8631,7 @@ ENDHEADER
}
}
}
- my $ave=$sum/(100*$number);
+ my $ave=$sum/(100*$realnumber);
# Store
my ($username,$domain)=split(/\:/,$user);
my %grades=();
@@ -8161,7 +8674,7 @@ sub handler {
&Apache::lonnet::logthis("grades got multiple commands ".join(':',@commands));
}
-
+ $ssi_error = 0;
$request->print(&Apache::loncommon::start_page('Grading'));
if ($symb eq '' && $command eq '') {
if ($env{'user.adv'}) {
@@ -8174,7 +8687,7 @@ sub handler {
if ($tsymb) {
my ($map,$id,$url)=&Apache::lonnet::decode_symb($tsymb);
if (&Apache::lonnet::allowed('mgr',$tcrsid)) {
- $request->print(&Apache::lonnet::ssi_body('/res/'.$url,
+ $request->print(&ssi_with_retries('/res/'.$url, $ssi_retries,
('grade_username' => $tuname,
'grade_domain' => $tudom,
'grade_courseid' => $tcrsid,
@@ -8261,6 +8774,9 @@ sub handler {
$request->print("Access Denied ($command)");
}
}
+ if ($ssi_error) {
+ &ssi_print_error($request);
+ }
$request->print(&Apache::loncommon::end_page());
&reset_caches();
return '';