--- loncom/homework/grades.pm 2004/03/04 14:09:47 1.179 +++ loncom/homework/grades.pm 2004/05/07 15:09:13 1.196 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # The LON-CAPA Grading handler # -# $Id: grades.pm,v 1.179 2004/03/04 14:09:47 albertel Exp $ +# $Id: grades.pm,v 1.196 2004/05/07 15:09:13 albertel Exp $ # # Copyright Michigan State University Board of Trustees # @@ -511,7 +511,7 @@ sub verifyreceipt { my $request = shift; my $courseid = $ENV{'request.course.id'}; - my $receipt = unpack("%32C*",$Apache::lonnet::perlvar{'lonHostID'}).'-'. + my $receipt = &Apache::lonnet::recprefix($courseid).'-'. $ENV{'form.receipt'}; $receipt =~ s/[^\-\d]//g; my $url = $ENV{'form.url'}; @@ -1704,8 +1704,10 @@ KEYWORDS ($ENV{'form.command'} eq 'processGroup' && $counter == $total)) { $toGrade.=''.&show_grading_menu_form($symb,$url) } - $request = print($toGrade); + $request->print($toGrade); return; + } else { + $request->print(''."\n"); } # essay grading message center @@ -3106,7 +3108,7 @@ sub displayPage { ' Prob. '. ' '.($ENV{'form.vProb'} eq 'no' ? 'Title' : 'Problem Text').'/Grade'; - my ($depth,$question) = (1,1); + my ($depth,$question,$prob) = (1,1,1); $iterator->next(); # skip the first BEGIN_MAP my $curRes = $iterator->next(); # for "current resource" while ($depth > 0) { @@ -3117,7 +3119,7 @@ sub displayPage { my $parts = $curRes->parts(); my $title = $curRes->compTitle(); my $symbx = $curRes->symb(); - $studentTable.=''.$question. + $studentTable.=''.$prob. (scalar(@{$parts}) == 1 ? '' : '
('.scalar(@{$parts}).' parts)').''; $studentTable.=''; if ($ENV{'form.vProb'} eq 'yes' ) { @@ -3167,6 +3169,7 @@ sub displayPage { $studentTable.=''."\n"; $question++; } + $prob++; } $studentTable.=''; @@ -3293,7 +3296,7 @@ sub updateGradeByPage { $iterator->next(); # skip the first BEGIN_MAP my $curRes = $iterator->next(); # for "current resource" - my ($depth,$question,$changeflag)= (1,1,0); + my ($depth,$question,$prob,$changeflag)= (1,1,1,0); while ($depth > 0) { if($curRes == $iterator->BEGIN_MAP) { $depth++; } if($curRes == $iterator->END_MAP) { $depth--; } @@ -3302,7 +3305,7 @@ sub updateGradeByPage { my $parts = $curRes->parts(); my $title = $curRes->compTitle(); my $symbx = $curRes->symb(); - $studentTable.=''.$question. + $studentTable.=''.$prob. (scalar(@{$parts}) == 1 ? '' : '
('.scalar(@{$parts}).' parts)').''; $studentTable.=' '.$title.' '; @@ -3363,6 +3366,7 @@ sub updateGradeByPage { ''.$displayPts[1].''. ''; + $prob++; } $curRes = $iterator->next(); } @@ -3420,6 +3424,7 @@ sub scantron_uploads { my $cname=$ENV{'course.'.$ENV{'request.course.id'}.'.num'}; my @files=&Apache::lonnet::dirlist('userfiles',$cdom,$cname, &Apache::loncommon::propath($cdom,$cname)); + $result.=""; foreach my $filename (@files) { ($filename)=split(/&/,$filename); if ($filename!~/^scantron_orig_/) { next ; } @@ -3433,6 +3438,7 @@ sub scantron_uploads { sub scantron_scantab { my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab'); my $result=''.$namechoice.''; + return $namechoice; +} + +sub scantron_CODEunique { + my $result=' + Yes + + + No + '; + return $result; +} + sub scantron_selectphase { my ($r) = @_; my ($symb,$url)=&get_symb_and_url($r); @@ -3452,6 +3483,8 @@ sub scantron_selectphase { my $grading_menu_button=&show_grading_menu_form($symb,$url); my $file_selector=&scantron_uploads(); my $format_selector=&scantron_scantab(); + my $CODE_selector=&scantron_CODElist(); + my $CODE_unique=&scantron_CODEunique(); my $result; #FIXME allow instructor to be able to download the scantron file # and to upload it, @@ -3459,7 +3492,7 @@ sub scantron_selectphase {
-
+ $default_form_data @@ -3478,10 +3511,16 @@ sub scantron_selectphase { + + + + + + + @@ -3545,6 +3584,40 @@ UPLOAD SCANTRONFORM } + $r->print(< + + +SCANTRONFORM $r->print(< @@ -3601,7 +3674,7 @@ sub scantron_fixup_scanline { my ($scantron_config,$scan_data,$line,$whichline,$field,$args)=@_; if ($field eq 'ID') { if (length($args->{'newid'}) > $$scantron_config{'IDlength'}) { - return ($line,1,'New value to large'); + return ($line,1,'New value too large'); } if (length($args->{'newid'}) < $$scantron_config{'IDlength'}) { $args->{'newid'}=sprintf('%-'.$$scantron_config{'IDlength'}.'s', @@ -3613,6 +3686,21 @@ sub scantron_fixup_scanline { &scan_data($scan_data,"$whichline.user", $args->{'username'}.':'.$args->{'domain'}); } + } elsif ($field eq 'CODE') { + if ($args->{'CODE_ignore_dup'}) { + &scan_data($scan_data,"$whichline.CODE_ignore_dup",'1'); + } + &scan_data($scan_data,"$whichline.useCODE",'1'); + if ($args->{'CODE'} ne 'use_unfound') { + if (length($args->{'CODE'}) > $$scantron_config{'CODElength'}) { + return ($line,1,'New CODE value too large'); + } + if (length($args->{'CODE'}) < $$scantron_config{'CODElength'}) { + $args->{'CODE'}=sprintf('%-'.$$scantron_config{'CODElength'}.'s',$args->{'CODE'}); + } + substr($line,$$scantron_config{'CODEstart'}-1, + $$scantron_config{'CODElength'})=$args->{'CODE'}; + } } elsif ($field eq 'answer') { my $length=$scantron_config->{'Qlength'}; my $off=$scantron_config->{'Qoff'}; @@ -3643,14 +3731,21 @@ sub scan_data { } sub scantron_parse_scanline { - my ($line,$whichline,$scantron_config,$scan_data)=@_; + my ($line,$whichline,$scantron_config,$scan_data,$justHeader)=@_; my %record; my $questions=substr($line,$$scantron_config{'Qstart'}-1); my $data=substr($line,0,$$scantron_config{'Qstart'}-1); if ($$scantron_config{'CODElocation'} ne 0) { if ($$scantron_config{'CODElocation'} < 0) { - $record{'scantron.CODE'}=substr($data,$$scantron_config{'CODEstart'}-1, + $record{'scantron.CODE'}=substr($data, + $$scantron_config{'CODEstart'}-1, $$scantron_config{'CODElength'}); + if (&scan_data($scan_data,"$whichline.useCODE")) { + $record{'scantron.useCODE'}=1; + } + if (&scan_data($scan_data,"$whichline.CODE_ignore_dup")) { + $record{'scantron.CODE_ignore_dup'}=1; + } } else { #FIXME interpret first N questions } @@ -3666,6 +3761,8 @@ sub scantron_parse_scanline { $record{'scantron.LastName'}= substr($data,$$scantron_config{'LastName'}-1, $$scantron_config{'LastNamelength'}); + if ($justHeader) { return \%record; } + my @alphabet=('A'..'Z'); my $questnum=0; while ($questions) { @@ -3746,6 +3843,26 @@ sub scantron_process_corrections { 'ID',{'newid'=>$newid, 'username'=>$ENV{'form.scantron_username'}, 'domain'=>$ENV{'form.scantron_domain'}}); + } elsif ($ENV{'form.scantron_corrections'} =~ /^(duplicate|incorrect)CODE$/) { + my $resolution=$ENV{'form.scantron_CODE_resolution'}; + my $newCODE; + my %args; + if ($resolution eq 'use_unfound') { + $newCODE='use_unfound'; + } elsif ($resolution eq 'use_found') { + $newCODE=$ENV{'form.scantron_CODE_selectedvalue'}; + } elsif ($resolution eq 'use_typed') { + $newCODE=$ENV{'form.scantron_CODE_newvalue'}; + } elsif ($resolution =~ /^use_closest_(\d+)/) { + $newCODE=$ENV{"form.scantron_CODE_closest_$1"}; + } + if ($ENV{'form.scantron_corrections'} eq 'duplicateCODE') { + $args{'CODE_ignore_dup'}=1; + } + $args{'CODE'}=$newCODE; + ($line,$err,$errmsg)= + &scantron_fixup_scanline(\%scantron_config,$scan_data,$line,$which, + 'CODE',\%args); } elsif ($ENV{'form.scantron_corrections'} =~ /^(missing|double)bubble$/) { foreach my $question (split(',',$ENV{'form.scantron_questions'})) { ($line,$err,$errmsg)= @@ -3770,10 +3887,18 @@ sub scantron_validate_file { my ($symb,$url)=&get_symb_and_url($r); if (!$symb) {return '';} my $default_form_data=&defaultFormData($symb,$url); - + if ($ENV{'form.scantron_options_ignore'} eq 'ignore_corrections') { + my $result=&scantron_remove('corrected'); + if ($result ne 'ok' && $result ne 'not_found' ) { + $r->print("An error occured ($result) when trying to Remove the existing corrections."); + } + $ENV{'form.scantron_options_ignore'}='done'; + } if ($ENV{'form.scantron_corrections'}) { &scantron_process_corrections($r); } + $r->print("

Gathering neccessary info.

");$r->rflush(); + my $max_bubble=&scantron_get_maxbubble($r); #get the student pick code ready $r->print(&Apache::loncommon::studentbrowser_javascript()); my $result= < - + + + + + $default_form_data SCANTRONFORM $r->print($result); @@ -3791,14 +3920,10 @@ SCANTRONFORM 'doublebubble', 'missingbubbles'); if (!$ENV{'form.validatepass'}) { - $ENV{'form.valiadatepass'} = 0; + $ENV{'form.validatepass'} = 0; } - my $currentphase=$ENV{'form.valiadatepass'}; + my $currentphase=$ENV{'form.validatepass'}; - if ($ENV{'form.scantron_selectfile'}=~m-^/-) { - #first pass copy file to classdir - - } my $stop=0; while (!$stop && $currentphase < scalar(@validate_phases)) { $r->print("

Validating ".$validate_phases[$currentphase]."

"); @@ -3828,6 +3953,32 @@ SCANTRONFORM return ''; } +sub scantron_remove { + my ($which)=@_; + my $cname=$ENV{'course.'.$ENV{'request.course.id'}.'.num'}; + my $cdom=$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}; + my $file='scantron_'; + if ($which eq 'corrected') { + $file.='corrected_'; + } else { + return 'refused'; + } + $file.=$ENV{'form.scantron_selectfile'}; + my $result=&Apache::lonnet::removeuserfile($cname,$cdom,$file); + my @keys=&Apache::lonnet::getkeys('nohist_scantrondata',$cdom,$cname); + my @todelete; + my $filename=$ENV{'form.scantron_selectfile'}; + foreach my $key (@keys) { + if ($key=~/^\Q$filename\E_/) { + push(@todelete,$key); + } + } + if (@todelete) { + &Apache::lonnet::del('nohist_scantrondata',\@todelete,$cdom,$cname); + } + return $result; +} + sub scantron_getfile { #FIXME really would prefer a scantron directory but tokenwrapper # doesn't allow access to subdirs of userfiles @@ -3933,13 +4084,13 @@ sub scantron_validate_ID { if ($found{'ids'}{$found}) { &scantron_get_correction($r,$i,$scan_record,\%scantron_config, $line,'duplicateID',$found); - return(1); + return(1,$currentphase); } elsif ($found{'usernames'}{$username}) { &scantron_get_correction($r,$i,$scan_record,\%scantron_config, $line,'duplicateID',$username); - return(1); + return(1,$currentphase); } - #FIXME store away line we prviously saw the ID on to use above + #FIXME store away line we previously saw the ID on to use above $found{'ids'}{$found}++; $found{'usernames'}{$username}++; } else { @@ -3949,18 +4100,18 @@ sub scantron_validate_ID { &scantron_get_correction($r,$i,$scan_record, \%scantron_config, $line,'duplicateID',$username); - return(1); + return(1,$currentphase); } elsif (!defined($username)) { &scantron_get_correction($r,$i,$scan_record, \%scantron_config, $line,'incorrectID'); - return(1); + return(1,$currentphase); } $found{'usernames'}{$username}++; } else { &scantron_get_correction($r,$i,$scan_record,\%scantron_config, $line,'incorrectID'); - return(1); + return(1,$currentphase); } } } @@ -3986,7 +4137,7 @@ sub scantron_get_correction { $r->print(''."\n"); $r->print(''."\n"); if ($error =~ /ID$/) { - if ($error eq 'unknownID') { + if ($error eq 'incorrectID') { $r->print("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"); @@ -4004,11 +4155,61 @@ sub scantron_get_correction { 'scantron_username','scantron_domain')); $r->print(": "); $r->print("\n@". - &Apache::loncommon::select_dom_form($ENV{'request.role..domain'},'scantron_domain')); + &Apache::loncommon::select_dom_form($ENV{'request.role.domain'},'scantron_domain')); $r->print(''); + } elsif ($error =~ /CODE$/) { + if ($error eq 'incorrectCODE') { + $r->print("

The encoded CODE is not in the list of possible CODEs

\n"); + } elsif ($error eq 'duplicateCODE') { + $r->print("

The encoded CODE has also been used by a previous paper ".join(', ',@{$arg}).", and CODEs are supposed to be unique

\n"); + } + $r->print("

The CODE on the form is ". + $$scan_record{'scantron.CODE'}."
\n"); + $r->print("

The ID on the form is ". + $$scan_record{'scantron.ID'}."
\n"); + $r->print("The name on the paper is ". + $$scan_record{'scantron.LastName'}.",". + $$scan_record{'scantron.FirstName'}."

"); + $r->print("

How should I handle this?
\n"); + $r->print("\n
"); + my $i=0; + if ($error eq 'incorrectCODE') { + my ($max,$closest)=&scantron_get_closely_matching_CODEs($arg,$$scan_record{'scantron.CODE'}); + foreach my $testcode (@{$closest}) { + my $checked=''; + if (!$i) { $checked=' checked="on" '; } + $r->print(" Use the similar CODE ".$testcode." instead."); + $r->print("\n
"); + $i++; + } + } + my $checked; if (!$i) { $checked=' checked="on" '; } + $r->print(" Use the CODE ".$$scan_record{'scantron.CODE'}." that is was on the paper, ignoring the error."); + $r->print("\n
"); + + $r->print(< +function change_radio(field) { + var slct=document.scantronupload.scantron_CODE_resolution; + var i; + for (i=0;i +ENDSCRIPT + my $href="/adm/pickcode?". + "form=".&Apache::lonnet::escape("scantronupload"). + "&scantron_format=".&Apache::lonnet::escape($ENV{'form.scantron_format'}). + "&scantron_CODElist=".&Apache::lonnet::escape($ENV{'form.scantron_CODElist'}). + "&curCODE=".&Apache::lonnet::escape($$scan_record{'scantron.CODE'}). + "&scantron_selectfile=".&Apache::lonnet::escape($ENV{'form.scantron_selectfile'}); + $r->print(" Select a CODE from the list of all CODEs and use it. Selected CODE is "); + $r->print("\n
"); + $r->print(" Use as the CODE."); + $r->print("\n

"); } elsif ($error eq 'doublebubble') { -#FIXME Need to print out who this is along with the paper info $r->print("

There have been multiple bubbles scanned for a some question(s)

\n"); $r->print(''); @@ -4055,9 +4256,76 @@ sub scantron_bubble_selector { $r->print('
Format of data file: $format_selector
Saved CODEs to validate against: $CODE_selector
Each CODE is only to be used once: $CODE_unique
Options: - - Last line to expect an answer on: - + Do only skipped records
+ Remove any exisiting corrections
+ + + + + + + + + + + + + + + + +
+  Download a scoring office file +
Filename of scoring office file: $file_selector
+ Records to download + + Skipped Records
+ Corrected Records
+ Original Records +
+ +
+ +
'); } +sub num_matches { + my ($orig,$code) = @_; + my @code=split(//,$code); + my @orig=split(//,$orig); + my $same=0; + for (my $i=0;$i{'count'};$i++) { + my $line=&scantron_get_line($scanlines,$i); + if ($line=~/^[\s\cz]*$/) { next; } + my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config, + $scan_data); + my $CODE=$$scan_record{'scantron.CODE'}; + my $error=0; + if (!exists($allcodes{$CODE}) && !$$scan_record{'scantron.useCODE'}) { + &scantron_get_correction($r,$i,$scan_record, + \%scantron_config, + $line,'incorrectCODE',\%allcodes); + return(1,$currentphase); + } + if (exists($usedCODEs{$CODE}) && $ENV{'form.scantron_CODEunique'} + && !$$scan_record{'scantron.CODE_ignore_dup'}) { + &scantron_get_correction($r,$i,$scan_record, + \%scantron_config, + $line,'duplicateCODE',$usedCODEs{$CODE}); + return(1,$currentphase); + } + push (@{$usedCODEs{$CODE}},$$scan_record{'scantron.PaperID'}); + } return (0,$currentphase+1); } @@ -4084,6 +4352,31 @@ sub scantron_validate_doublebubble { return (0,$currentphase+1); } +sub scantron_get_maxbubble { + my ($r)=@_; + if (defined($ENV{'form.scantron_maxbubble'}) && + $ENV{'form.scantron_maxbubble'}) { + return $ENV{'form.scantron_maxbubble'}; + } + my $navmap=Apache::lonnavmaps::navmap->new(); + my (undef,undef,$sequence)= + &Apache::lonnet::decode_symb($ENV{'form.selectpage'}); + my $map=$navmap->getResourceByUrl($sequence); + my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0); + &Apache::lonnet::delenv('form.counter'); + foreach my $resource (@resources) { + my $result=&Apache::lonnet::ssi($resource->src()); + } + &Apache::lonnet::delenv('scantron\.'); + my $envfile=$ENV{'user.environment'}; + $envfile=~/\/([^\/]+)\.id$/; + $envfile=$1; + &Apache::lonnet::transfer_profile_to_env($r->dir_config('lonIDsDir'), + $envfile); + $ENV{'form.scantron_maxbubble'}=$ENV{'form.counter'}-1; + return $ENV{'form.scantron_maxbubble'}; +} + sub scantron_validate_missingbubbles { my ($r,$currentphase) = @_; #get student info @@ -4093,7 +4386,7 @@ sub scantron_validate_missingbubbles { #get scantron line setup my %scantron_config=&get_scantron_config($ENV{'form.scantron_format'}); my ($scanlines,$scan_data)=&scantron_getfile(); - my $max_bubble=$ENV{'form.scantron_maxbubble'}; + my $max_bubble=&scantron_get_maxbubble(); if (!$max_bubble) { $max_bubble=2**31; } for (my $i=0;$i<=$scanlines->{'count'};$i++) { my $line=&scantron_get_line($scanlines,$i); @@ -4142,7 +4435,8 @@ SCANTRONFORM my %completedstudents; my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Scantron Status', - 'Scantron Progress',$scanlines->{'count'}); + 'Scantron Progress',$scanlines->{'count'}, + 'inline',undef,'scantronupload'); &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state, 'Processing first student'); my $start=&Time::HiRes::time(); @@ -4173,13 +4467,18 @@ SCANTRONFORM my $i=0; foreach my $resource (@resources) { $i++; - my $result=&Apache::lonnet::ssi($resource->src(), - ('submitted' =>'scantron', - 'grade_target' =>'grade', - 'grade_username'=>$uname, - 'grade_domain' =>$udom, - 'grade_courseid'=>$ENV{'request.course.id'}, - 'grade_symb' =>$resource->symb())); + my %form=('submitted' =>'scantron', + 'grade_target' =>'grade', + 'grade_username'=>$uname, + 'grade_domain' =>$udom, + 'grade_courseid'=>$ENV{'request.course.id'}, + 'grade_symb' =>$resource->symb()); + if (exists($scan_record->{'scantron.CODE'}) && + $scan_record->{'scantron.CODE'}) { + $form{'CODE'}=$scan_record->{'scantron.CODE'}; + } + my $result=&Apache::lonnet::ssi($resource->src(),%form); + } $completedstudents{$uname}={'line'=>$line}; } continue { @@ -4202,7 +4501,8 @@ sub scantron_upload_scantron_data { my ($r)=@_; $r->print(&Apache::loncommon::coursebrowser_javascript($ENV{'request.role.domain'})); my $select_link=&Apache::loncommon::selectcourse_link('rules','courseid', - 'domainid'); + 'domainid', + 'coursename'); my $domsel=&Apache::loncommon::select_dom_form($ENV{'request.role.domain'}, 'domainid'); my $default_form_data=&defaultFormData(&get_symb_and_url($r,1)); @@ -4219,12 +4519,14 @@ sub scantron_upload_scantron_data {
$default_form_data -Course: -Domain: $domsel $select_link -
+ + + + + + +
$select_link
Course ID:
Course Name:
Domain: $domsel
File to upload:
-File to upload: -
UPLOAD @@ -4233,11 +4535,21 @@ UPLOAD sub scantron_upload_scantron_data_save { my($r)=@_; + my ($symb,$url)=&get_symb_and_url($r,1); + my $doanotherupload= + '
'."\n". + ''."\n". + ''."\n". + '
'."\n"; if (!&Apache::lonnet::allowed('usc',$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.
"); - $r->print(&show_grading_menu_form(&get_symb_and_url($r))); + if ($symb) { + $r->print(&show_grading_menu_form($symb,$url)); + } else { + $r->print($doanotherupload); + } return ''; } $r->print("Doing upload to ".$ENV{'form.courseid'}."
"); @@ -4258,17 +4570,20 @@ sub scantron_upload_scantron_data_save { # See if there is anything left unless ($fname) { return 'error: no uploaded file'; } $fname='scantron_orig_'.$fname; - $r->print(&Apache::lonnet::finishuserfileupload($ENV{'form.courseid'}, - $ENV{'form.domainid'}, - $home,'upfile',$fname)); - my ($symb,$url)=&get_symb_and_url($r); + if (length($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."); + } else { + my $result=&Apache::lonnet::finishuserfileupload($ENV{'form.courseid'},$ENV{'form.domainid'},$home,'upfile',$fname); + if ($result =~ m|^/uploaded/|) { + $r->print("Success: Successfully uploaded ".(length($ENV{'form.upfile'})-1)." bytes of data into location ".$result.""); + } else { + $r->print("Error: An error (".$result.") occured when attempting to upload the file, ".&HTML::Entities::encode($ENV{'form.upfile.filename'},'<>&"').""); + } + } if ($symb) { - $r->print(&show_grading_menu_form(&get_symb_and_url($r))); + $r->print(&show_grading_menu_form($symb,$url)); } else { - $r->print('
'."\n". - ''."\n". - ''."\n". - '
'."\n"); + $r->print($doanotherupload); } return ''; } @@ -4423,17 +4738,18 @@ GRADINGMENUJS $result.=''; $result.=''."\n"; + ''. + ' '.&mt('scores from file').' '."\n"; $result.=''."\n"; + '" value="'.&mt('Grade').'" /> scantron forms'."\n"; if ((&Apache::lonnet::allowed('mgr',$ENV{'request.course.id'})) && ($symb)) { $result.=''."\n"; }
'. - ''. - ' scores from file
'. ' scantron forms
'. - ''. - ' submission Receipt no: '.unpack("%32C*",$Apache::lonnet::perlvar{'lonHostID'}). + ''. + ' '.&mt('receipt').': '. + &Apache::lonnet::recprefix($ENV{'request.course.id'}). '-'. '