--- loncom/homework/grades.pm 2002/07/18 21:27:57 1.39 +++ loncom/homework/grades.pm 2021/01/05 21:53:44 1.781 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # The LON-CAPA Grading handler # -# $Id: grades.pm,v 1.39 2002/07/18 21:27:57 ng Exp $ +# $Id: grades.pm,v 1.781 2021/01/05 21:53:44 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -25,13 +25,8 @@ # # http://www.lon-capa.org/ # -# 2/9,2/13 Guy Albertelli -# 6/8 Gerd Kortemeyer -# 7/26 H.K. Ng -# 8/20 Gerd Kortemeyer -# Year 2002 -# June, July 2002 H.K. Ng -# + + package Apache::grades; use strict; @@ -39,1170 +34,1696 @@ use Apache::style; use Apache::lonxml; use Apache::lonnet; use Apache::loncommon; +use Apache::lonhtmlcommon; +use Apache::lonnavmaps; use Apache::lonhomework; -use Apache::lonmsg qw(:user_normal_msg); -use Apache::Constants qw(:common); -#use Time::HiRes qw( gettimeofday tv_interval ); - -sub moreinfo { - my ($request,$reason) = @_; - $request->print("Unable to process request: $reason"); - if ( $Apache::grades::viewgrades eq 'F' ) { - $request->print('
'."\n"); - if ($ENV{'form.url'}) { - $request->print(''."\n"); - } - if ($ENV{'form.symb'}) { - $request->print(''."\n"); - } -# $request->print(''."\n"); - $request->print(''."\n"); - $request->print("Student:".''."
\n"); - $request->print("Domain:".''."
\n"); - $request->print(''."
\n"); - $request->print('
'); - } - return ''; +use Apache::lonpickcode; +use Apache::loncoursedata; +use Apache::lonmsg(); +use Apache::Constants qw(:common :http); +use Apache::lonlocal; +use Apache::lonenc; +use Apache::lonstathelpers; +use Apache::lonquickgrades; +use Apache::bridgetask(); +use Apache::lontexconvert(); +use String::Similarity; +use HTML::Parser(); +use File::MMagic; +use LONCAPA; + +use POSIX qw(floor); + + + +my %perm=(); +my %old_essays=(); + +# These variables are used to recover from ssi errors + +my $ssi_retries = 5; +my $ssi_error; +my $ssi_error_resource; +my $ssi_error_message; + + +sub ssi_with_retries { + my ($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 $content; + } +# +# Prodcuces an ssi retry failure error message to the user: +# -sub verifyreceipt { - my $request=shift; - my $courseid=$ENV{'request.course.id'}; -# my $cdom=$ENV{"course.$courseid.domain"}; -# my $cnum=$ENV{"course.$courseid.num"}; - my $receipt=unpack("%32C*",$Apache::lonnet::perlvar{'lonHostID'}).'-'. - $ENV{'form.receipt'}; - $receipt=~s/[^\-\d]//g; - my $symb=$ENV{'form.symb'}; - unless ($symb) { - $symb=&Apache::lonnet::symbread($ENV{'form.url'}); +sub ssi_print_error { + my ($r) = @_; + my $helpurl = &Apache::loncommon::top_nav_help('Helpdesk'); + $r->print(' +
+

'.&mt('An unrecoverable network error occurred:').'

+

+'.&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; +} + +# +# --- Retrieve the parts from the metadata file.--- +# Returns an array of everything that the resources stores away +# + +sub getpartlist { + my ($symb,$errorref) = @_; + + my $navmap = Apache::lonnavmaps::navmap->new(); + unless (ref($navmap)) { + if (ref($errorref)) { + $$errorref = 'navmap'; + return; + } } - if ((&Apache::lonnet::allowed('mgr',$courseid)) && ($symb)) { - $request->print('

Verifying Submission Receipt '.$receipt.'

'); - my $matches=0; - my ($classlist) = &getclasslist('all','0'); - foreach my $student ( sort(@{ $$classlist{'all'} }) ) { - my ($uname,$udom)=split(/\:/,$student); - if ($receipt eq - &Apache::lonnet::ireceipt($uname,$udom,$courseid,$symb)) { - $request->print('Matching '.$student.'
'); - $matches++; - } + my $res = $navmap->getBySymb($symb); + my $partlist = $res->parts(); + my $url = $res->src(); + my $toolsymb; + if ($url =~ /ext\.tool$/) { + $toolsymb = $symb; + } + my @metakeys = split(/,/,&Apache::lonnet::metadata($url,'keys',$toolsymb)); + + my @stores; + foreach my $part (@{ $partlist }) { + foreach my $key (@metakeys) { + if ($key =~ m/^stores_\Q$part\E_/) { push(@stores,$key); } + } + } + return @stores; +} + +#--- Format fullname, username:domain if different for display +#--- Use anywhere where the student names are listed +sub nameUserString { + my ($type,$fullname,$uname,$udom) = @_; + if ($type eq 'header') { + return ' '.&mt('Fullname').' ('.&mt('Username').')'; + } else { + return ' '.$fullname.' ('.$uname. + ($env{'user.domain'} eq $udom ? '' : ' ('.$udom.')').')'; + } +} + +#--- Get the partlist and the response type for a given problem. --- +#--- Count responseIDs, essayresponse items, and dropbox items --- +#--- Sets response_error pointer to "1" if navmaps object broken --- +sub response_type { + my ($symb,$response_error) = @_; + + my $navmap = Apache::lonnavmaps::navmap->new(); + unless (ref($navmap)) { + if (ref($response_error)) { + $$response_error = 1; } - $request->printf('

'.$matches." match%s

",$matches <= 1 ? '' : 'es'); -# needs to print who is matched + return; } - return ''; + my $res = $navmap->getBySymb($symb); + unless (ref($res)) { + $$response_error = 1; + return; + } + my $partlist = $res->parts(); + my ($numresp,$numessay,$numdropbox) = (0,0,0); + my %vPart = + map { $_ => 1 } (&Apache::loncommon::get_env_multiple('form.vPart')); + my (%response_types,%handgrade); + foreach my $part (@{ $partlist }) { + next if (%vPart && !exists($vPart{$part})); + + my @types = $res->responseType($part); + my @ids = $res->responseIds($part); + for (my $i=0; $i < scalar(@ids); $i++) { + $numresp ++; + $response_types{$part}{$ids[$i]} = $types[$i]; + if ($types[$i] eq 'essay') { + $numessay ++; + if (&Apache::lonnet::EXT("resource.$part".'_'.$ids[$i].".uploadedfiletypes",$symb)) { + $numdropbox ++; + } + } + $handgrade{$part.'_'.$ids[$i]} = + &Apache::lonnet::EXT('resource.'.$part.'_'.$ids[$i]. + '.handgrade',$symb); + } + } + return ($partlist,\%handgrade,\%response_types,$numresp,$numessay,$numdropbox); } -sub student_gradeStatus { - my ($url,$udom,$uname,$partlist) = @_; - my $symb=($ENV{'form.symb'} ne '' ? $ENV{'form.symb'} : (&Apache::lonnet::symbread($url))); - my %record= &Apache::lonnet::restore($symb,$ENV{'request.course.id'},$udom,$uname); - my %partstatus = (); - foreach (@$partlist) { - my ($status,$foo)=split(/_/,$record{"resource.$_.solved"},2); - $status = 'nothing' if ($status eq ''); - $partstatus{$_} = $status; - } - return %partstatus; +sub flatten_responseType { + my ($responseType) = @_; + my @part_response_id = + map { + my $part = $_; + map { + [$part,$_] + } sort(keys(%{ $responseType->{$part} })); + } sort(keys(%$responseType)); + return @part_response_id; +} + +sub get_display_part { + my ($partID,$symb)=@_; + my $display=&Apache::lonnet::EXT('resource.'.$partID.'.display',$symb); + if (defined($display) and $display ne '') { + $display.= ' (' + .&mt('Part ID: [_1]',$partID).')'; + } else { + $display=$partID; + } + return $display; } -sub get_fullname { - my ($uname,$udom) = @_; - my %name=&Apache::lonnet::get('environment', ['lastname','generation', - 'firstname','middlename'], - $udom,$uname); - my $fullname; - my ($tmp) = keys(%name); - if ($tmp !~ /^(con_lost|error|no_such_host)/i) { - $fullname=$name{'lastname'}.$name{'generation'}; - if ($fullname =~ /[^\s]+/) { $fullname.=', '; } - $fullname.=$name{'firstname'}.' '.$name{'middlename'}; +#--- Show parts and response type +sub showResourceInfo { + my ($symb,$partlist,$responseType,$formname,$checkboxes,$uploads) = @_; + unless ((ref($partlist) eq 'ARRAY') && (ref($responseType) eq 'HASH')) { + return '
'; + } + my $coltitle = &mt('Problem Part Shown'); + if ($checkboxes) { + $coltitle = &mt('Problem Part'); + } else { + my $checkedparts = 0; + foreach my $partid (&Apache::loncommon::get_env_multiple('form.vPart')) { + if (grep(/^\Q$partid\E$/,@{$partlist})) { + $checkedparts ++; + } + } + if ($checkedparts == scalar(@{$partlist})) { + return '
'; + } + if ($uploads) { + $coltitle = &mt('Problem Part Selected'); + } + } + my $result = '
'; + if ($checkboxes) { + my $legend = &mt('Parts to display'); + if ($uploads) { + $legend = &mt('Part(s) with dropbox'); + } + $result .= '
'.$legend.''. + ''. + ''.(' 'x2). + ''. + '
'; + } + $result .= '
'; + if (!keys(%partsseen)) { + $result = ''; + if ($uploads) { + return '
'. + '

'. + &mt('No dropbox items or essayresponse items with uploadedfiletypes set.'). + '

'; + } else { + return '
'; + } + } + return $result; } -sub response_type { - my ($url) = shift; - my $allkeys = &Apache::lonnet::metadata($url,'keys'); - my %seen = (); - my (@partlist,%handgrade); - foreach (split(/,/,&Apache::lonnet::metadata($url,'packages'))) { - if (/^\w+response_\d{1,2}.*/) { - my ($responsetype,$part) = split(/_/,$_,2); - my ($partid,$respid) = split(/_/,$part); - $handgrade{$part} = $responsetype.':'.($allkeys =~ /parameter_$part\_handgrade/ ? 'yes' : 'no'); - next if ($seen{$partid} > 0); - $seen{$partid}++; - push @partlist,$partid; - } - } - return \@partlist,\%handgrade; +sub part_selector_js { + my $js = <<"END"; +function toggleParts(formname) { + if (document.getElementById('LC_partselector')) { + var index = ''; + if (document.forms.length) { + for (var i=0; i 1)) { + for (var i=0; i'; - my ($partlist,$handgrade) = &response_type($ENV{'form.url'}); - for (sort keys(%$handgrade)) { - my ($responsetype,$handgrade)=split(/:/,$$handgrade{$_}); - $result.='Part id: '.$_.''. - 'Type: '.$responsetype.''. - 'Handgrade: '.$handgrade.''; - } - $result.=''; - $request->print($result); +{ + my %analyze_cache; + my %analyze_cache_formkeys; - $request->print(<View Problem: no - yes
Submissions: - last sub only - last sub & parts info - all details - - - - - -ENDTABLEST - if ($ENV{'form.url'}) { - $request->print(''."\n"); - } - if ($ENV{'form.symb'}) { - $request->print(''."\n"); - } - $request->print(''."\n"); + sub reset_analyze_cache { + undef(%analyze_cache); + undef(%analyze_cache_formkeys); + } - my ($classlist,$seclist,$ids,$stusec,$fullname) = &getclasslist($getsec,'0'); + sub get_analyze { + my ($symb,$uname,$udom,$no_increment,$add_to_hash,$type,$trial,$rndseed,$bubbles_per_row)=@_; + my $key = "$symb\0$uname\0$udom"; + if ($type eq 'randomizetry') { + if ($trial ne '') { + $key .= "\0".$trial; + } + } + if (exists($analyze_cache{$key})) { + my $getupdate = 0; + if (ref($add_to_hash) eq 'HASH') { + foreach my $item (keys(%{$add_to_hash})) { + if (ref($analyze_cache_formkeys{$key}) eq 'HASH') { + if (!exists($analyze_cache_formkeys{$key}{$item})) { + $getupdate = 1; + last; + } + } else { + $getupdate = 1; + } + } + } + if (!$getupdate) { + return $analyze_cache{$key}; + } + } - $result='
'. - ''. - ''. - ''; - foreach (sort(@$partlist)) { - $result.=''; - } - $request->print($result.''."\n"); + my (undef,undef,$url)=&Apache::lonnet::decode_symb($symb); + $url=&Apache::lonnet::clutter($url); + my %form = ('grade_target' => 'analyze', + 'grade_domain' => $udom, + 'grade_symb' => $symb, + 'grade_courseid' => $env{'request.course.id'}, + 'grade_username' => $uname, + 'grade_noincrement' => $no_increment); + if ($bubbles_per_row ne '') { + $form{'bubbles_per_row'} = $bubbles_per_row; + } + if ($type eq 'randomizetry') { + $form{'grade_questiontype'} = $type; + if ($rndseed ne '') { + $form{'grade_rndseed'} = $rndseed; + } + } + if (ref($add_to_hash)) { + %form = (%form,%{$add_to_hash}); + } + my $subresult=&ssi_with_retries($url, $ssi_retries,%form); + (undef,$subresult)=split(/_HASH_REF__/,$subresult,2); + my %analyze=&Apache::lonnet::str2hash($subresult); + if (ref($add_to_hash) eq 'HASH') { + $analyze_cache_formkeys{$key} = $add_to_hash; + } else { + $analyze_cache_formkeys{$key} = {}; + } + return $analyze_cache{$key} = \%analyze; + } - foreach my $student (sort(@{ $$classlist{$getsec} }) ) { - my ($uname,$udom) = split(/:/,$student); - my (%status) = &student_gradeStatus($ENV{'form.url'},$udom,$uname,$partlist); - my $statusflg = ''; - foreach (keys(%status)) { - $statusflg = 1 if ($status{$_} ne 'nothing'); - } - next if ($statusflg eq '' && $submitonly eq 'yes'); + sub get_order { + my ($partid,$respid,$symb,$uname,$udom,$no_increment,$type,$trial,$rndseed)=@_; + my $analyze = &get_analyze($symb,$uname,$udom,$no_increment,undef,$type,$trial,$rndseed); + return $analyze->{"$partid.$respid.shown"}; + } - if ( $Apache::grades::viewgrades eq 'F' ) { - $result=''. - ''."\n". - ''."\n". - ''."\n". - ''."\n"; - - foreach (sort keys(%status)) { - $result.=''."\n"; - } - $request->print($result.''."\n"); - } - } - $request->print('
 Select  Username  Fullname  Domain  Part ID '.$_.' Status 
 '.$uname.'  '.$$fullname{$student}.'  '.$udom.'  '.$status{$_}.' 
'); - $request->print('
'); -} + sub get_radiobutton_correct_foil { + my ($partid,$respid,$symb,$uname,$udom,$type,$trial,$rndseed)=@_; + my $analyze = &get_analyze($symb,$uname,$udom,undef,undef,$type,$trial,$rndseed); + my $foils = &get_order($partid,$respid,$symb,$uname,$udom,undef,$type,$trial,$rndseed); + if (ref($foils) eq 'ARRAY') { + foreach my $foil (@{$foils}) { + if ($analyze->{"$partid.$respid.foil.value.$foil"} eq 'true') { + return $foil; + } + } + } + } + + sub scantron_partids_tograde { + my ($resource,$cid,$uname,$udom,$check_for_randomlist,$bubbles_per_row,$scancode) = @_; + my (%analysis,@parts); + if (ref($resource)) { + my $symb = $resource->symb(); + my $add_to_form; + if ($check_for_randomlist) { + $add_to_form = { 'check_parts_withrandomlist' => 1,}; + } + if ($scancode) { + if (ref($add_to_form) eq 'HASH') { + $add_to_form->{'code_for_randomlist'} = $scancode; + } else { + $add_to_form = { 'code_for_randomlist' => $scancode,}; + } + } + my $analyze = + &get_analyze($symb,$uname,$udom,undef,$add_to_form, + undef,undef,undef,$bubbles_per_row); + if (ref($analyze) eq 'HASH') { + %analysis = %{$analyze}; + } + 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); + } + } + } + } + return (\%analysis,\@parts); + } -sub processGroup { - my ($request) = shift; - my $ctr = 0; - my @stuchecked = (ref($ENV{'form.stuinfo'}) ? @{$ENV{'form.stuinfo'}} - : ($ENV{'form.stuinfo'})); - my $total = scalar(@stuchecked)-1; - if ($stuchecked[0] eq '') { - &userError($request,'No student was selected for viewing/grading.'); - return; - } - foreach (@stuchecked) { - my ($uname,$udom,$fullname) = split(/:/); - $ENV{'form.student'} = $uname; - $ENV{'form.fullname'} = $fullname; - &submission($request,$ctr,$total); - $ctr++; - } - return ''; } -sub userError { - my ($request, $reason, $step) = @_; - $request->print('

LON-CAPA User Error


'."\n"); - $request->print('Reason: '.$reason.'

'."\n"); - $request->print('Step: '.($step ne '' ? $step : 'Use your browser back button to correct') - .'

'."\n"); - return ''; +#--- Clean response type for display +#--- Currently filters option/rank/radiobutton/match/essay/Task +# response types only. +sub cleanRecord { + my ($answer,$response,$symb,$partid,$respid,$record,$order,$version, + $uname,$udom,$type,$trial,$rndseed) = @_; + my $grayFont = ''; + if ($response =~ /^(option|rank)$/) { + my %answer=&Apache::lonnet::str2hash($answer); + my @answer = %answer; + %answer = map {&HTML::Entities::encode($_, '"<>&')} @answer; + my %grading=&Apache::lonnet::str2hash($record->{$version."resource.$partid.$respid.submissiongrading"}); + my ($toprow,$bottomrow); + foreach my $foil (@$order) { + if ($grading{$foil} == 1) { + $toprow.=''.$answer{$foil}.' '; + } else { + $toprow.=''.$answer{$foil}.' '; + } + $bottomrow.=''.$grayFont.$foil.' '; + } + return '
'. + ''.$toprow.''. + ''. + $bottomrow.'
'.&mt('Answer').'
'.$grayFont.&mt('Option ID').'
'; + } elsif ($response eq 'match') { + my %answer=&Apache::lonnet::str2hash($answer); + my @answer = %answer; + %answer = map {&HTML::Entities::encode($_, '"<>&')} @answer; + my %grading=&Apache::lonnet::str2hash($record->{$version."resource.$partid.$respid.submissiongrading"}); + my @items=&Apache::lonnet::str2array($record->{$version."resource.$partid.$respid.submissionitems"}); + my ($toprow,$middlerow,$bottomrow); + foreach my $foil (@$order) { + my $item=shift(@items); + if ($grading{$foil} == 1) { + $toprow.=''.$item.' '; + $middlerow.=''.$grayFont.$answer{$foil}.' '; + } else { + $toprow.=''.$item.' '; + $middlerow.=''.$grayFont.$answer{$foil}.' '; + } + $bottomrow.=''.$grayFont.$foil.' '; + } + return '
'. + ''.$toprow.''. + ''. + $middlerow.''. + ''. + $bottomrow.'
'.&mt('Answer').'
'.$grayFont.&mt('Item ID').'
'.$grayFont.&mt('Option ID').'
'; + } elsif ($response eq 'radiobutton') { + my %answer=&Apache::lonnet::str2hash($answer); + my @answer = %answer; + %answer = map {&HTML::Entities::encode($_, '"<>&')} @answer; + my ($toprow,$bottomrow); + my $correct = + &get_radiobutton_correct_foil($partid,$respid,$symb,$uname,$udom,$type,$trial,$rndseed); + foreach my $foil (@$order) { + if (exists($answer{$foil})) { + if ($foil eq $correct) { + $toprow.=''.&mt('true').''; + } else { + $toprow.=''.&mt('true').''; + } + } else { + $toprow.=''.&mt('false').''; + } + $bottomrow.=''.$grayFont.$foil.' '; + } + return '
'. + ''.$toprow.''. + ''. + $bottomrow.'
'.&mt('Answer').'
'.$grayFont.&mt('Option ID').'
'; + } elsif ($response eq 'essay') { + if (! exists ($env{'form.'.$symb})) { + my (%keyhash) = &Apache::lonnet::dump('nohist_handgrade', + $env{'course.'.$env{'request.course.id'}.'.domain'}, + $env{'course.'.$env{'request.course.id'}.'.num'}); + + my $loginuser = $env{'user.name'}.':'.$env{'user.domain'}; + $env{'form.keywords'} = $keyhash{$symb.'_keywords'} ne '' ? $keyhash{$symb.'_keywords'} : ''; + $env{'form.kwclr'} = $keyhash{$loginuser.'_kwclr'} ne '' ? $keyhash{$loginuser.'_kwclr'} : 'red'; + $env{'form.kwsize'} = $keyhash{$loginuser.'_kwsize'} ne '' ? $keyhash{$loginuser.'_kwsize'} : '0'; + $env{'form.kwstyle'} = $keyhash{$loginuser.'_kwstyle'} ne '' ? $keyhash{$loginuser.'_kwstyle'} : ''; + $env{'form.'.$symb} = 1; # so that we don't have to read it from disk for multiple sub of the same prob. + } + $answer = &Apache::lontexconvert::msgtexconverted($answer); + return '

'.&keywords_highlight($answer).'
'; + } elsif ( $response eq 'organic') { + my $result=&mt('Smile representation: [_1]', + '"'.&HTML::Entities::encode($answer, '"<>&').'"'); + my $jme=$record->{$version."resource.$partid.$respid.molecule"}; + $result.=&Apache::chemresponse::jme_img($jme,$answer,400); + return $result; + } elsif ( $response eq 'Task') { + if ( $answer eq 'SUBMITTED') { + my $files = $record->{$version."resource.$respid.$partid.bridgetask.portfiles"}; + my $result = &Apache::bridgetask::file_list($files,$uname,$udom); + return $result; + } elsif ( grep(/^\Q$version\E.*?\.instance$/, keys(%{$record})) ) { + my @matches = grep(/^\Q$version\E.*?\.instance$/, + keys(%{$record})); + return join('
',($version,@matches)); + + + } else { + my $result = + '

' + .&mt('Overall result: [_1]', + $record->{$version."resource.$respid.$partid.status"}) + .'

'; + + $result .= '
    '; + my @grade = grep(/^\Q${version}resource.$respid.$partid.\E[^.]*[.]status$/, + keys(%{$record})); + foreach my $grade (sort(@grade)) { + my ($dim) = ($grade =~/[.]([^.]+)[.]status$/); + $result.= '
  • '.&mt("Dimension: [_1], status [_2] ", + $dim, $record->{$grade}). + '
  • '; + } + $result.='
'; + return $result; + } + } elsif ( $response =~ m/(?:numerical|formula|custom)/) { + # Respect multiple input fields, see Bug #5409 + $answer = + &Apache::loncommon::format_previous_attempt_value('submission', + $answer); + return $answer; + } + return &HTML::Entities::encode($answer, '"<>&'); } -#FIXME - needs to handle multiple matches -sub finduser { - my ($name) = @_; - my $domain = ''; - if ( $Apache::grades::viewgrades eq 'F' ) { - my ($classlist) = &getclasslist('all','0'); - foreach ( sort(@{ $$classlist{'all'} }) ) { - my ($posname,$posdomain) = split(/:/); - if ($posname =~ $name) { $name=$posname; $domain=$posdomain; last; } - } - return ($name,$domain); - } else { - return ($ENV{'user.name'},$ENV{'user.domain'}); - } +#-- A couple of common js functions +sub commonJSfunctions { + my $request = shift; + $request->print(&Apache::lonhtmlcommon::scripttag(< 1) { + for (var i=0; i 1) { + for (var i=0; i{$student}->[&Apache::loncoursedata::CL_END()]; + my $start = + $classlist->{$student}->[&Apache::loncoursedata::CL_START()]; + my $id = + $classlist->{$student}->[&Apache::loncoursedata::CL_ID()]; + my $section = + $classlist->{$student}->[&Apache::loncoursedata::CL_SECTION()]; + my $fullname = + $classlist->{$student}->[&Apache::loncoursedata::CL_FULLNAME()]; + my $status = + $classlist->{$student}->[&Apache::loncoursedata::CL_STATUS()]; + my $group = + $classlist->{$student}->[&Apache::loncoursedata::CL_GROUP()]; + # filter students according to status selected + if ($filterbyaccstatus && (!($stu_status =~ /Any/))) { + if (!($stu_status =~ $status)) { + delete($classlist->{$student}); + next; + } + } + # filter students according to groups selected + my @stu_groups = split(/,/,$group); + if (@getgroup) { + my $exclude = 1; + foreach my $grp (@getgroup) { + foreach my $stu_group (@stu_groups) { + if ($stu_group eq $grp) { + $exclude = 0; + } + } + if (($grp eq 'none') && !$group) { + $exclude = 0; + } + } + if ($exclude) { + delete($classlist->{$student}); + next; + } + } + if (($filterbysubmstatus) && ($submitonly ne 'all') && ($symb ne '')) { + my $udom = + $classlist->{$student}->[&Apache::loncoursedata::CL_SDOM()]; + my $uname = + $classlist->{$student}->[&Apache::loncoursedata::CL_SNAME()]; + if (($symb ne '') && ($udom ne '') && ($uname ne '')) { + if ($submitonly eq 'queued') { + my %queue_status = + &Apache::bridgetask::get_student_status($symb,$cdom,$cnum, + $udom,$uname); + if (!defined($queue_status{'gradingqueue'})) { + delete($classlist->{$student}); + next; + } + } else { + my (%status) =&student_gradeStatus($symb,$udom,$uname,$partlist); + my $submitted = 0; + my $graded = 0; + my $incorrect = 0; + foreach (keys(%status)) { + $submitted = 1 if ($status{$_} ne 'nothing'); + $graded = 1 if ($status{$_} =~ /^ungraded/); + $incorrect = 1 if ($status{$_} =~ /^incorrect/); + + my ($foo,$partid,$foo1) = split(/\./,$_); + if ($status{'resource.'.$partid.'.submitted_by'} ne '') { + $submitted = 0; + } + } + if (!$submitted && ($submitonly eq 'yes' || + $submitonly eq 'incorrect' || + $submitonly eq 'graded')) { + delete($classlist->{$student}); + next; + } elsif (!$graded && ($submitonly eq 'graded')) { + delete($classlist->{$student}); + next; + } elsif (!$incorrect && $submitonly eq 'incorrect') { + delete($classlist->{$student}); + next; + } + } + } + } + $section = ($section ne '' ? $section : 'none'); + if (&canview($section)) { + if (!@getsec || grep(/^\Q$section\E$/,@getsec)) { + $sections{$section}++; + if ($classlist->{$student}) { + $fullnames{$student}=$fullname; + } + } else { + delete($classlist->{$student}); + } + } else { + delete($classlist->{$student}); + } + } + my @sections = sort(keys(%sections)); + return ($classlist,\@sections,\%fullnames); } -sub viewstudentgrade { - my ($url,$symb,$courseid,$student,@parts) = @_; - my $cellclr = '"#ffffdd"'; - my ($username,$domain) = split(/:/,$student); - - my $fullname = &get_fullname($username,$domain); - my %record=&Apache::lonnet::restore($symb,$courseid,$domain,$username); - - my $result="$username$fullname$domain\n"; - foreach my $part (@parts) { - my ($temp,$part,$type)=split(/_/,$part); - my $score=$record{"resource.$part.$type"}; - if ($type eq 'awarded' || $type eq 'tries') { - $result.=''."\n"; - } elsif ($type eq 'solved') { - my ($status,$foo)=split(/_/,$score,2); - $result.="\n"; +sub canmodify { + my ($sec)=@_; + if ($perm{'mgr'}) { + if (!defined($perm{'mgr_section'})) { + # can modify whole class + return 1; + } else { + if ($sec eq $perm{'mgr_section'}) { + #can modify the requested section + return 1; + } else { + # can't modify the requested section + return 0; + } + } } - } - $result.=''; - return $result; + #can't modify + return 0; } -#FIXME need to look at the metadata spec on what type of data to accept and provide an -#interface based on that, also do that to above function. -sub setstudentgrade { - my ($url,$symb,$courseid,$student,@parts) = @_; - print "set student grade parts=@parts
"; - my $result =''; - my ($stuname,$domain) = split(/:/,$student); - my %record=&Apache::lonnet::restore($symb,$courseid,$domain,$stuname); - my %newrecord; - - foreach my $part (@parts) { - my ($temp,$part,$type)=split(/_/,$part); - my $oldscore=$record{"resource.$part.$type"}; - my $newscore=$ENV{"form.GRADE.$student.$part.$type"}; - print "old=$oldscore:new=$newscore:
"; - if ($type eq 'solved') { - my $update=0; - if ($newscore eq 'nothing' ) { - if ($oldscore ne '') { - $update=1; - $newscore = ''; - } - } elsif ($oldscore !~ m/^$newscore/) { - $update=1; - $result.="Updating $stuname to $newscore
\n"; - if ($newscore eq 'correct') { $newscore = 'correct_by_override'; } - if ($newscore eq 'incorrect') { $newscore = 'incorrect_by_override'; } - if ($newscore eq 'excused') { $newscore = 'excused'; } - if ($newscore eq 'ungraded') { $newscore = 'ungraded_attempted'; } -# if ($newscore eq 'partial') { $newscore = 'correct_partially_by_override'; } - } else { - #$result.="$stuname:$part:$type:unchanged $oldscore to $newscore:
\n"; - } - if ($update) { $newrecord{"resource.$part.$type"}=$newscore; } - } else { - if ($oldscore ne $newscore) { - $newrecord{"resource.$part.$type"}=$newscore; - $result.="Updating $student"."'s status for $part.$type to $newscore
\n"; - } else { - #$result.="$stuname:$part:$type:unchanged $oldscore to $newscore:
\n"; - } +sub canview { + my ($sec)=@_; + if ($perm{'vgr'}) { + if (!defined($perm{'vgr_section'})) { + # can view whole class + return 1; + } else { + if ($sec eq $perm{'vgr_section'}) { + #can view the requested section + return 1; + } else { + # can't view the requested section + return 0; + } + } } - } - if ( scalar(keys(%newrecord)) > 0 ) { - $newrecord{'resource.regrader'}="$ENV{'user.name'}:$ENV{'user.domain'}"; -# &Apache::lonnet::cstore(\%newrecord,$symb,$courseid,$domain,$stuname); + #can't view + return 0; +} - $result.="Stored away ".scalar(keys(%newrecord))." elements.
\n"; - } - return $result; +#--- Retrieve the grade status of a student for all the parts +sub student_gradeStatus { + my ($symb,$udom,$uname,$partlist) = @_; + my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},$udom,$uname); + my %partstatus = (); + foreach (@$partlist) { + my ($status,undef) = split(/_/,$record{"resource.$_.solved"},2); + $status = 'nothing' if ($status eq ''); + $partstatus{$_} = $status; + my $subkey = "resource.$_.submitted_by"; + $partstatus{$subkey} = $record{$subkey} if ($record{$subkey} ne ''); + } + return %partstatus; } -# -# --------------------------- show submissions of a student, option to grade -------- -sub submission { - my ($request,$counter,$total) = @_; +# hidden form and javascript that calls the form +# Use by verifyscript and viewgrades +# Shows a student's view of problem and submission +sub jscriptNform { + my ($symb) = @_; + my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status')); + my $jscript= &Apache::lonhtmlcommon::scripttag( + ' function viewOneStudent(user,domain) {'."\n". + ' document.onestudent.student.value = user;'."\n". + ' document.onestudent.userdom.value = domain;'."\n". + ' document.onestudent.submit();'."\n". + ' }'."\n". + "\n"); + $jscript.= ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n"; + return $jscript; +} - (my $url=$ENV{'form.url'})=~s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--; - if ($ENV{'form.student'} eq '') { &moreinfo($request,'Need student login id'); return ''; } - my ($uname,$udom) = &finduser($ENV{'form.student'}); - if ($uname eq '') { &moreinfo($request,'Unable to find student'); return ''; } - - my $symb=($ENV{'form.symb'} ne '' ? $ENV{'form.symb'} : (&Apache::lonnet::symbread($url))); - if ($symb eq '') { $request->print("Unable to handle ambiguous references:$url:."); return ''; } - my $last = ($ENV{'form.lastSub'} eq 'last' ? 'last' : ''); - - # header info - if ($counter == 0) { - &sub_page_js($request); - $request->print('

 Submission Record

'. - ' Resource: '.$url.''); - - # option to display problem, only once else it cause problems with the form later - # since the problem has a form. - if ($ENV{'form.vProb'} eq 'yes') { - my $rendered=&Apache::loncommon::get_student_view($symb,$uname,$udom, - $ENV{'request.course.id'}); - my $companswer=&Apache::loncommon::get_student_answers($symb,$uname,$udom, - $ENV{'request.course.id'}); - my $result.='
'; - $result.='
'; - $result.='Student\'s view of the problem
'.$rendered.'
'; - $result.='Correct answer:
'.$companswer; - $result.='
'; - $result.='

'; - $request->print($result); - } - # kwclr is the only variable that is guaranteed to be non blank if this subroutine has been called once. - my %keyhash = (); - if ($ENV{'form.kwclr'} eq '') { - %keyhash = &Apache::lonnet::dump('nohist_handgrade', - $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.num'}); - - my $loginuser = $ENV{'user.name'}.':'.$ENV{'user.domain'}; - $ENV{'form.keywords'} = $keyhash{$symb.'_keywords'} ne '' ? $keyhash{$symb.'_keywords'} : ''; - $ENV{'form.kwclr'} = $keyhash{$loginuser.'_kwclr'} ne '' ? $keyhash{$loginuser.'_kwclr'} : 'red'; - $ENV{'form.kwsize'} = $keyhash{$loginuser.'_kwsize'} ne '' ? $keyhash{$loginuser.'_kwsize'} : '0'; - $ENV{'form.kwstyle'} = $keyhash{$loginuser.'_kwstyle'} ne '' ? $keyhash{$loginuser.'_kwstyle'} : ''; - $ENV{'form.msgsub'} = $keyhash{$symb.'_subject'} ne '' ? - $keyhash{$symb.'_subject'} : &Apache::lonnet::metadata($url,'title'); - $ENV{'form.savemsgN'} = $keyhash{$symb.'_savemsgN'} ne '' ? $keyhash{$symb.'_savemsgN'} : '0'; - } - $request->print('
'."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n"); - - my ($cts,$prnmsg) = (1,''); - while ($cts <= $ENV{'form.savemsgN'}) { - $prnmsg.=''."\n"; - $cts++; - } - $request->print($prnmsg); +# Given the score (as a number [0-1] and the weight) what is the final +# point value? This function will round to the nearest tenth, third, +# or quarter if one of those is within the tolerance of .00001. +sub compute_points { + my ($score, $weight) = @_; + + my $tolerance = .00001; + my $points = $score * $weight; + + # Check for nearness to 1/x. + my $check_for_nearness = sub { + my ($factor) = @_; + my $num = ($points * $factor) + $tolerance; + my $floored_num = floor($num); + if ($num - $floored_num < 2 * $tolerance * $factor) { + return $floored_num / $factor; + } + return $points; + }; - if ($ENV{'form.handgrade'} eq 'yes') { - $request->print(<Keyword Options:  -List    -Paste Selection to List    -Highlight Attribute

-KEYWORDS - } - } + $points = $check_for_nearness->(10); + $points = $check_for_nearness->(3); + $points = $check_for_nearness->(4); + + return $points; +} - # Student info - $request->print(($counter == 0 ? '' : '
')); - my $fullname = ($ENV{'form.fullname'} ne '' ? $ENV{'form.fullname'} : &get_fullname($uname,$udom)); - my $result.='
'. - '
'; - $result.=''; - if ($ENV{'form.handgrade'} eq 'yes') { -# my $subonly = &get_last_submission($symb,$uname,$udom,$ENV{'request.course.id'}); - my ($classlist) = &getclasslist('all','0'); - my @collaborators; -# foreach ( sort(@{ $$classlist{'all'} }) ) { -# my ($uname,$udom) = split(/:/); -# push @collaborators,$uname if (grep /\b$uname(\b|\.)/i,$subonly); -# } -# push @collaborators,'leede','carlandmm','freyniks'; # as a test to display collaborators. - if (scalar(@collaborators) != 0) { - $result.=''."\n"; - $result.=''."\n"; - } - } - $result.='
Fullname: '.$fullname. - '   Username: '.$uname. - '   Domain: '.$udom.'
Collaborators: '; - foreach (@collaborators) { - $result.=$_.' ('.&get_fullname($_,$udom).')    '; - } - $result.='
'."\n"; - $request->print($result); +#------------------ End of general use routines -------------------- - my ($partlist,$handgrade) = &response_type($url); +# +# Find most similar essay +# - # print student answer - if ($ENV{'form.lastSub'} eq 'lastonly') { - my ($string,$timestamp)=&get_last_submission ($symb,$uname,$udom,$ENV{'request.course.id'}); - my $lastsubonly='
'; - $lastsubonly.=''; - $lastsubonly.=''; - if ($$timestamp eq '') { - $lastsubonly.=''; - } else { - for my $part (sort keys(%$handgrade)) { - foreach (@$string) { - my ($partid,$respid) = /^resource\.(\d{1,2})\.(\d{1,2})\.submission/; - if ($part eq ($partid.'_'.$respid)) { - my ($ressub,$subval) = split(/:/,$_,2); - $lastsubonly.=''; - } - } - } - } - $lastsubonly.='
Last Submission Only'. - ($$timestamp eq '' ? '' : '    Date Submitted: '.$$timestamp).'
'.$$string[0].'
Part ID '. - $partid.' Response ID '.$respid. - ' Submission '.&keywords_highlight($subval).'
'."\n"; - $request->print($lastsubonly); - } else { - $request->print(&Apache::loncommon::get_previous_attempt($symb,$uname,$udom, - $ENV{'request.course.id'},$last, - '.submission','Apache::grades::keywords_highlight')); - } +sub most_similar { + my ($uname,$udom,$symb,$uessay)=@_; - $result=''."\n". - ''."\n". - ''."\n"; - $result.=' Compose Message
'."\n" if ($ENV{'form.handgrade'} eq 'yes'); - $request->print($result); - - my %seen = (); - my @partlist; - for (sort keys(%$handgrade)) { - my ($partid,$respid) = split(/_/); - next if ($seen{$partid} > 0); - $seen{$partid}++; - next if ($$handgrade{$_} =~ /:no$/); - push @partlist,$partid; - my $wgt = &Apache::lonnet::EXT('resource.'.$partid.'.weight',$symb,$udom,$uname); - my $wgtmsg = ($wgt > 0 ? '(problem weight)' : 'problem weight assigned by computer'); - $wgt = ($wgt > 0 ? $wgt : '1'); - my %record = &Apache::lonnet::restore($symb,$ENV{'request.course.id'},$udom,$uname); - my $score = ($record{'resource.0.awarded'} eq '' ? '' : $record{'resource.0.awarded'}*$wgt); - - # display grading options - $result=''; - - $result.=''; - $result.=''."\n"; - $result.='
Part '.$partid.' Points'; - - my $ctr = 0; - $result.=''; # display radio buttons in a nice table 10 across - while ($ctr<=$wgt) { - $result.= '\n"; - $result.=(($ctr+1)%10 == 0 ? '' : ''); - $ctr++; - } - $result.='
'.$ctr."
'; + unless ($symb) { return ''; } - $result.='
 or /'.$wgt.' '.$wgtmsg.' '; - - $result.=''."  \n"; - $result.=''; - $result.='
'; - $request->print($result); - } - $request->print(''."\n"); - $request->print('
'."\n"); + unless (ref($old_essays{$symb}) eq 'HASH') { return ''; } - # print end of form - if ($counter == $total) { - my $endform.='
'; - my $ntstu =''."\n"; - my $nsel = ($ENV{'form.NTSTU'} ne '' ? $ENV{'form.NTSTU'} : '1'); - $ntstu =~ s/
'; - $request->print($endform); - } +# ignore spaces and punctuation - return ''; + $uessay=~s/\W+/ /gs; + +# ignore empty submissions (occuring when only files are sent) + + unless ($uessay=~/\w+/s) { return ''; } + +# these will be returned. Do not care if not at least 50 percent similar + my $limit=0.6; + my $sname=''; + my $sdom=''; + my $scrsid=''; + my $sessay=''; +# go through all essays ... + foreach my $tkey (keys(%{$old_essays{$symb}})) { + my ($tname,$tdom,$tcrsid)=map {&unescape($_)} (split(/\./,$tkey)); +# ... except the same student + next if (($tname eq $uname) && ($tdom eq $udom)); + my $tessay=$old_essays{$symb}{$tkey}; + $tessay=~s/\W+/ /gs; +# String similarity gives up if not even limit + my $tsimilar=&String::Similarity::similarity($uessay,$tessay,$limit); +# Found one + if ($tsimilar>$limit) { + $limit=$tsimilar; + $sname=$tname; + $sdom=$tdom; + $scrsid=$tcrsid; + $sessay=$old_essays{$symb}{$tkey}; + } + } + if ($limit>0.6) { + return ($sname,$sdom,$scrsid,$sessay,$limit); + } else { + return ('','','','',0); + } } -sub get_last_submission { - my ($symb,$username,$domain,$course)=@_; - if ($symb) { - my (@string,$timestamp); - my (%returnhash)=&Apache::lonnet::restore($symb,$course,$domain,$username); - if ($returnhash{'version'}) { - my %lasthash=(); - my ($version); - for ($version=1;$version<=$returnhash{'version'};$version++) { - foreach (sort(split(/\:/,$returnhash{$version.':keys'}))) { - $lasthash{$_}=$returnhash{$version.':'.$_}; - } - } - foreach ((keys %lasthash)) { - if ($_ =~ /\.submission$/) {push @string, (join(':',$_,$lasthash{$_}))} - if ($_ =~ /timestamp/) {$timestamp = scalar(localtime($lasthash{$_}))}; - } - } - @string = $string[0] eq '' ? 'Nothing submitted - no attempts.' : @string; - return \@string,\$timestamp; - } +#------------------------------------------------------------------- + +#------------------------------------ Receipt Verification Routines +# + +sub initialverifyreceipt { + my ($request,$symb) = @_; + &commonJSfunctions($request); + return '
'. + &Apache::lonnet::recprefix($env{'request.course.id'}). + '-'. + ''."\n". + ''. + "
\n"; } -sub keywords_highlight { - my $string = shift; - my $size = $ENV{'form.kwsize'} eq '0' ? '' : 'size='.$ENV{'form.kwsize'}; - my $styleon = $ENV{'form.kwstyle'} eq '' ? '' : $ENV{'form.kwstyle'}; - (my $styleoff = $styleon) =~ s/\$styleon$_$styleoff\<\/font\>/gi; - } - return $string; +#--- Check whether a receipt number is valid.--- +sub verifyreceipt { + my ($request,$symb) = @_; + + my $courseid = $env{'request.course.id'}; + my $receipt = &Apache::lonnet::recprefix($courseid).'-'. + $env{'form.receipt'}; + $receipt =~ s/[^\-\d]//g; + + my $title = + '

'. + &mt('Verifying Receipt Number [_1]',$receipt). + '

'."\n"; + + my ($string,$contents,$matches) = ('','',0); + my (undef,undef,$fullname) = &getclasslist('all','0'); + + my $receiptparts=0; + if ($env{"course.$courseid.receiptalg"} eq 'receipt2' || + $env{"course.$courseid.receiptalg"} eq 'receipt3') { $receiptparts=1; } + my $parts=['0']; + if ($receiptparts) { + my $res_error; + ($parts)=&response_type($symb,\$res_error); + if ($res_error) { + return &navmap_errormsg(); + } + } + + my $header = + &Apache::loncommon::start_data_table(). + &Apache::loncommon::start_data_table_header_row(). + ' '.&mt('Fullname').' '."\n". + ' '.&mt('Username').' '."\n". + ' '.&mt('Domain').' '; + if ($receiptparts) { + $header.=' '.&mt('Problem Part').' '; + } + $header.= + &Apache::loncommon::end_data_table_header_row(); + + foreach (sort + { + if (lc($$fullname{$a}) ne lc($$fullname{$b})) { + return (lc($$fullname{$a}) cmp lc($$fullname{$b})); + } + return $a cmp $b; + } (keys(%$fullname))) { + my ($uname,$udom)=split(/\:/); + foreach my $part (@$parts) { + if ($receipt eq &Apache::lonnet::ireceipt($uname,$udom,$courseid,$symb,$part)) { + $contents.= + &Apache::loncommon::start_data_table_row(). + ' '."\n". + ''.$$fullname{$_}.' '."\n". + ' '.$uname.' '. + ' '.$udom.' '; + if ($receiptparts) { + $contents.=' '.$part.' '; + } + $contents.= + &Apache::loncommon::end_data_table_row()."\n"; + + $matches++; + } + } + } + if ($matches == 0) { + $string = $title + .'

' + .&mt('No match found for the above receipt number.') + .'

'; + } else { + $string = &jscriptNform($symb).$title. + '

'. + &mt('The above receipt number matches the following [quant,_1,student].',$matches). + '

'. + $header. + $contents. + &Apache::loncommon::end_data_table()."\n"; + } + return $string; } -sub processHandGrade { - my ($request) = shift; - my $url = $ENV{'form.url'}; - my $symb = $ENV{'form.symb'}; - my $button = $ENV{'form.gradeOpt'}; - my $ngrade = $ENV{'form.NCT'}; - my $ntstu = $ENV{'form.NTSTU'}; - - my $loginuser = $ENV{'user.name'}.':'.$ENV{'user.domain'}; - my %keyhash = (); - $ENV{'form.keywords'} =~ s/,\s{0,}|\s+/ /g; - $ENV{'form.keywords'} =~ s/^\s+|\s+$//; - $keyhash{$symb.'_keywords'} = $ENV{'form.keywords'}; - $keyhash{$symb.'_subject'} = $ENV{'form.msgsub'}; - $keyhash{$loginuser.'_kwclr'} = $ENV{'form.kwclr'}; - $keyhash{$loginuser.'_kwsize'} = $ENV{'form.kwsize'}; - $keyhash{$loginuser.'_kwstyle'} = $ENV{'form.kwstyle'}; - - my ($ctr,$idx) = (1,1); - while ($ctr <= $ENV{'form.savemsgN'}) { - if ($ENV{'form.savemsg'.$ctr} ne '') { - $keyhash{$symb.'_savemsg'.$idx} = $ENV{'form.savemsg'.$ctr}; - $idx++; - } - $ctr++; - } - $ctr = 0; - while ($ctr < $ngrade) { - if ($ENV{'form.newmsg'.$ctr} ne '') { - $keyhash{$symb.'_savemsg'.$idx} = $ENV{'form.newmsg'.$ctr}; - $ENV{'form.savemsg'.$idx} = $ENV{'form.newmsg'.$ctr}; - $idx++; - } - $ctr++; - } - $ENV{'form.savemsgN'} = --$idx; - $keyhash{$symb.'_savemsgN'} = $ENV{'form.savemsgN'}; - my $putresult = &Apache::lonnet::put - ('nohist_handgrade',\%keyhash, - $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.num'}); - - if ($ENV{'form.refresh'} eq 'on') { - my $ctr = 0; - while ($ctr < $ntstu) { - ($ENV{'form.student'},my $udom) = split(/:/,$ENV{'form.unamedom'.$ctr}); - &submission($request,$ctr,$ntstu-1); - $ctr++; - } - return ''; - } +#--- This is called by a number of programs. +#--- Called from the Grading Menu - View/Grade an individual student +#--- Also called directly when one clicks on the subm button +# on the problem page. +sub listStudents { + my ($request,$symb,$submitonly,$divforres) = @_; - if ($button eq 'Save & Next') { - my $ctr = 0; - while ($ctr < $ngrade) { - my ($uname,$udom) = split(/:/,$ENV{'form.unamedom'.$ctr}); - my ($errorflg) = &saveHandGrade($request,$url,$symb,$uname,$udom,$ctr); - return '' if ($errorflg eq 'error'); - - my $includemsg = $ENV{'form.includemsg'.$ctr}; - my ($subject,$message,$msgstatus) = ('','',''); - if ($includemsg =~ /savemsg|new$ctr/) { - $subject = $ENV{'form.msgsub'} if ($includemsg =~ /^msgsub/); - my (@msgnum) = split(/,/,$includemsg); - foreach (@msgnum) { - $message.=$ENV{'form.'.$_} if ($_ =~ /savemsg|newmsg/ && $_ ne ''); - } - $message =~ s/\s+/ /g; - $msgstatus = &Apache::lonmsg::user_normal_msg ($uname,$udom,$ENV{'form.msgsub'},$message); - } - if ($ENV{'form.collaborator'.$ctr}) { - my (@collaborators) = split(/:/,$ENV{'form.collaborator'.$ctr}); - foreach (@collaborators) { - &saveHandGrade($request,$url,$symb,$_,$udom,$ctr); - if ($message ne '') { - $msgstatus = &Apache::lonmsg::user_normal_msg ($uname,$udom,$ENV{'form.msgsub'},$message); - } - } - } - $ctr++; - } - } - my $firststu = $ENV{'form.unamedom0'}; - my $laststu = $ENV{'form.unamedom'.($ngrade-1)}; + my $is_tool = ($symb =~ /ext\.tool$/); + my $cdom = $env{"course.$env{'request.course.id'}.domain"}; + my $cnum = $env{"course.$env{'request.course.id'}.num"}; + my $getsec = $env{'form.section'} eq '' ? 'all' : $env{'form.section'}; + my $getgroup = $env{'form.group'} eq '' ? 'all' : $env{'form.group'}; + unless ($submitonly) { + $submitonly = $env{'form.submitonly'} eq '' ? 'all' : $env{'form.submitonly'}; + } - my ($classlist) = &getclasslist($ENV{'form.section'},'0'); - my (@nextlist,@prevlist); - my ($nextflg,$ctr,$ctprev) = (0,0,0); - my ($partlist,$handgrade) = &response_type($ENV{'form.url'}); - foreach my $student ( sort(@{ $$classlist{$ENV{'form.section'}} }) ) { - my ($uname,$udom) = split(/:/,$student); - my (%status) = &student_gradeStatus($ENV{'form.url'},$udom,$uname,$partlist); - my $statusflg = ''; - foreach (keys(%status)) { - $statusflg = 1 if ($status{$_} ne 'nothing'); - } - next if ($statusflg eq '' && $ENV{'form.submitonly'} eq 'yes'); + my $result=''; + my $res_error; + my ($partlist,$handgrade,$responseType,$numresp,$numessay) = &response_type($symb,\$res_error); + + my $table; + if (ref($partlist) eq 'ARRAY') { + if (scalar(@$partlist) > 1 ) { + $table = &showResourceInfo($symb,$partlist,$responseType,'gradesub',1); + } elsif ($divforres) { + $table = '
'; + } else { + $table = '
'; + } + } - if ($nextflg == 1 && $button =~ /Next$/) { - push @nextlist,$uname if ($ctr < $ntstu); - $ctr++; - last if ($ctr == $ntstu); - } - $nextflg = 1 if ($student eq $laststu); - if ($button eq 'Previous') { - last if ($student eq $firststu); - push @prevlist,$uname; - $ctprev++; - } - } + my %js_lt = &Apache::lonlocal::texthash ( + 'multiple' => 'Please select a student or group of students before clicking on the Next button.', + 'single' => 'Please select the student before clicking on the Next button.', + ); + &js_escape(\%js_lt); + $request->print(&Apache::lonhtmlcommon::scripttag(< 1) { + for (var i=0; iprint($the_end); - } - return ''; -} + &commonJSfunctions($request); + $request->print($result); -sub saveHandGrade { - my ($request,$url,$symb,$stuname,$domain,$newflg) = @_; -# my %record=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},$domain,$stuname); - my %newrecord; - foreach (split(/:/,$ENV{'form.partlist'.$newflg})) { - if ($ENV{'form.GRADE_SEL'.$newflg.'_'.$_} eq 'excused') { - $newrecord{'resource.'.$_.'.solved'} = 'excused'; - } else { - my $pts = ($ENV{'form.GRADE_BOX'.$newflg.'_'.$_} ne '' ? - $ENV{'form.GRADE_BOX'.$newflg.'_'.$_} : $ENV{'form.RADVAL'.$newflg.'_'.$_}); - if ($pts eq '') { - &userError($request,'No point was assigned for part id '.$_.' and for username '.$stuname.'.'); - return 'error'; - } - my $wgt = $ENV{'form.WGT'.$newflg.'_'.$_} eq '' ? 1 : $ENV{'form.WGT'.$newflg.'_'.$_}; - my $partial= $pts/$wgt; - $newrecord{'resource.'.$_.'.awarded'} = $partial; - if ($partial == 0) { - $newrecord{'resource.'.$_.'.solved'} = 'incorrect_by_override'; - } else { - $newrecord{'resource.'.$_.'.solved'} = 'correct_by_override'; - } - } - } + my $gradeTable='
'. + "\n".$table; - if ( scalar(keys(%newrecord)) > 0 ) { - $newrecord{'resource.regrader'}="$ENV{'user.name'}:$ENV{'user.domain'}"; - while (my ($k,$v) = each %newrecord) { - print "k=$k:v=$v:
\n"; - } -# &Apache::lonnet::cstore(\%newrecord,$symb,$ENV{'request.course.id'},$domain,$stuname); - } - return ''; -} + $gradeTable .= &Apache::lonhtmlcommon::start_pick_box(); + unless ($is_tool) { + $gradeTable .= &Apache::lonhtmlcommon::row_title(&mt('View Problem Text')) + .''."\n" + .''."\n" + .'
'."\n" + .&Apache::lonhtmlcommon::row_closure(); + $gradeTable .= &Apache::lonhtmlcommon::row_title(&mt('View Answer')) + .''."\n" + .''."\n" + .'
'."\n" + .&Apache::lonhtmlcommon::row_closure(); + } -sub get_symb_and_url { - my ($request) = @_; - (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 '') { $request->print("Unable to handle ambiguous references:$url:."); return ''; } - return ($symb,$url); -} - -sub show_grading_menu_form { - my ($symb,$url)=@_; - my $result.=''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - '
'."\n"; - return $result; -} - -sub gradingmenu { - my ($request) = @_; - my ($symb,$url)=&get_symb_and_url($request); - if (!$symb) {return '';} - my $result='

 Select a Grading Method

'; - $result.=''; - $result.=''; - my ($partlist,$handgrade) = &response_type($url); - my ($resptype,$hdgrade)=('','no'); - for (sort keys(%$handgrade)) { - my ($responsetype,$handgrade)=split(/:/,$$handgrade{$_}); - $resptype = $responsetype; - $hdgrade = $handgrade if ($handgrade eq 'yes'); - $result.=''. - ''. - ''; - } - $result.='
Resource: '.$url.'
Part id: '.$_.'Type: '.$responsetype.'Handgrade: '.$handgrade.'
'; - $result.=&view_edit_entire_class_form($symb,$url).'
'; - $result.=&upcsvScores_form($symb,$url).'
'; - $result.=&viewGradeaStu_form($symb,$url,$resptype,$hdgrade).'
'; - $result.=&verifyReceipt_form($symb,$url).'
'; - $result.=&view_classlist_form($symb,$url); - - return $result; -} - -sub view_classlist_form { - my ($symb,$url)=@_; - my $result.='
'."\n"; - $result.=''."\n"; - $result.='
'."\n"; - $result.=' View Class List
'."\n"; - $result.='
'."\n". - ''."\n". - ''."\n". - ''."\n"; - $result.=' 
'."\n"; - $result.='
'."\n"; - $result.='
'."\n"; - return $result; -} - -sub viewclasslist { - my ($request) = shift; - my ($coursedomain,$coursenum) = split(/_/,$ENV{'request.course.id'}); - my %classlist=&Apache::lonnet::dump('classlist',$coursedomain,$coursenum); - $request->print(''); - foreach (sort keys(%classlist)) { -# my ($unam,$udom) = split(/:/,$_,2); -# my $section = &Apache::lonnet::usection($udom,$unam,$ENV{'request.course.id'}); -# my $fullname = &get_fullname ($unam,$udom); -# my @uname; -# $uname[0]=$unam; -# my %userid=&Apache::lonnet::idrget($udom,@uname); -# my $value=$classlist{$_}.':'.$userid{$unam}.':'.$section.':'.$fullname; -# $classlist{$_}=$value; - $request->print(''); - } - $request->print('
'.$_.'
 '.$classlist{$_}.'
'); -# my $putresult = &Apache::lonnet::put -# ('classlist',\%classlist, -# $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, -# $ENV{'course.'.$ENV{'request.course.id'}.'.num'}); - - return ''; -} - -sub view_edit_entire_class_form { - my ($symb,$url)=@_; - my $result.='
'."\n"; - $result.=''."\n"; - $result.='
'."\n"; - $result.=' View/Grade Entire Class
'."\n"; - $result.='
'."\n". - ''."\n". - ''."\n". - ''."\n"; - $result.=' Display students who has: '. - ' submitted'. - ' everybody

'; - $result.=' 
'."\n"; - $result.='
'."\n"; - $result.='
'."\n"; - return $result; -} + my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status')); + my $saveStatus = $stu_status eq '' ? 'Active' : $stu_status; + $env{'form.Status'} = $saveStatus; + my %optiontext; + if ($is_tool) { + %optiontext = &Apache::lonlocal::texthash ( + lastonly => 'last transaction', + last => 'last transaction with details', + datesub => 'all transactions', + all => 'all transactions with details', + ); + } else { + %optiontext = &Apache::lonlocal::texthash ( + lastonly => 'last submission', + last => 'last submission with details', + datesub => 'all submissions', + all => 'all submissions with details', + ); + } + my $submission_options = + ''. + ''."\n". + ''. + ''."\n". + ''. + ''."\n". + ''. + ''; + my $viewtitle; + if ($is_tool) { + $viewtitle = &mt('View Transactions'); + } else { + $viewtitle = &mt('View Submissions'); + } + my ($compmsg,$nocompmsg); + $nocompmsg = ' checked="checked"'; + if ($numessay) { + $compmsg = $nocompmsg; + $nocompmsg = ''; + } + $gradeTable .= &Apache::lonhtmlcommon::row_title($viewtitle) + .$submission_options; +# Check if any gradable + my $showmore; + if ($perm{'mgr'}) { + my @sections; + if ($env{'request.course.sec'} ne '') { + @sections = ($env{'request.course.sec'}); + } else { + @sections = &Apache::loncommon::get_env_multiple('form.section'); + } + if (grep(/^all$/,@sections)) { + $showmore = 1; + } else { + foreach my $sec (@sections) { + if (&canmodify($sec)) { + $showmore = 1; + last; + } + } + } + } -sub upcsvScores_form { - my ($symb,$url) = @_; - if (!$symb) {return '';} - my $result.='
'."\n"; - $result.=''."\n"; - $result.='
'."\n"; - $result.=' Specify a file containing the class scores for above resource
'."\n"; - my $upfile_select=&Apache::loncommon::upfile_select_html(); - $result.=< - - - -$upfile_select -
  - -ENDUPFORM - $result.='
'."\n"; - $result.='
'."\n"; - return $result; -} - -sub viewGradeaStu_form { - my ($symb,$url,$response,$handgrade) = @_; - my ($classlist,$sections) = &getclasslist('all','0'); - my $result.='
'."\n"; - $result.=''."\n"; - $result.='
'."\n"; - $result.=' View/Grade an Individual Student\'s Submission
'."\n"; - $result.='
'."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n"; - - $result.=' Select section: '."\n"; - $result.='  Display students who has: '. - ' submitted'. - ' everybody
'; - $result.=' (Section "no" implies the students were not assigned a section.)
' - if (grep /no/,@$sections); - - $result.='
 '."\n". - '
'."\n"; - $result.='
'."\n"; - $result.='
'."\n"; - return $result; -} - -sub verifyReceipt_form { - my ($symb,$url) = @_; - my $cdom=$ENV{"course.$ENV{'request.course.id'}.domain"}; - my $cnum=$ENV{"course.$ENV{'request.course.id'}.num"}; - my $hostver=unpack("%32C*",$Apache::lonnet::perlvar{'lonHostID'}); - - my $result.='
'."\n"; - $result.=''."\n"; - $result.='
'."\n"; - $result.=' Verify a Submission Receipt Issued by this Server
'."\n"; - $result.='
'."\n"; - $result.=' '.$hostver.'-
'."\n"; - $result.=' '."\n"; - $result.=''."\n"; - if ($ENV{'form.url'}) { - $result.=''; - } - if ($ENV{'form.symb'}) { - $result.=''; - } - $result.='
'; - $result.='
'."\n"; - $result.='
'."\n"; - return $result; -} + if ($showmore) { + $gradeTable .= + &Apache::lonhtmlcommon::row_closure() + .&Apache::lonhtmlcommon::row_title(&mt('Send Messages')) + .'' + .'' + .'' + .&Apache::lonhtmlcommon::row_closure(); + + $gradeTable .= + &Apache::lonhtmlcommon::row_title(&mt('Grading Increments')) + .''; + } + $gradeTable .= + &build_section_inputs(). + ''."\n". + ''."\n". + ''."\n"; + if (exists($env{'form.Status'})) { + $gradeTable .= ''."\n"; + } else { + $gradeTable .= &Apache::lonhtmlcommon::row_closure() + .&Apache::lonhtmlcommon::row_title(&mt('Student Status')) + .&Apache::lonhtmlcommon::StatusOptions( + $saveStatus,undef,1,'javascript:reLoadList(this.form);'); + } + if ($numessay) { + $gradeTable .= &Apache::lonhtmlcommon::row_closure() + .&Apache::lonhtmlcommon::row_title(&mt('Check For Plagiarism')) + .''; + } + $gradeTable .= &Apache::lonhtmlcommon::row_closure(1) + .&Apache::lonhtmlcommon::end_pick_box(); + my $regrademsg; + if ($is_tool) { + $regrademsg =&mt("To view/grade/regrade, click on the check box(es) next to the student's name(s). Then click on the Next button."); + } else { + $regrademsg = &mt("To view/grade/regrade a submission or a group of submissions, click on the check box(es) next to the student's name(s). Then click on the Next button."); + } + $gradeTable .= '

' + .$regrademsg."\n" + .'' + .'

'; + +# checkall buttons + $gradeTable.=&check_script('gradesub', 'stuinfo'); + $gradeTable.='
'."\n"; + $gradeTable.=&check_buttons(); + my ($classlist, undef, $fullname) = &getclasslist($getsec,'1',$getgroup); + $gradeTable.= &Apache::loncommon::start_data_table(). + &Apache::loncommon::start_data_table_header_row(); + my $loop = 0; + while ($loop < 2) { + $gradeTable.=''.&mt('No.').''.&mt('Select').''. + ''.&nameUserString('header').' '.&mt('Section/Group').''; + if (($submitonly ne 'queued') && ($submitonly ne 'all')) { + foreach my $part (sort(@$partlist)) { + my $display_part= + &get_display_part((split(/_/,$part))[0],$symb); + $gradeTable.= + ''.&mt('Part: [_1] Status',$display_part).''; + } + } elsif ($submitonly eq 'queued') { + $gradeTable.=''.&mt('Queue Status').' '; + } + $loop++; +# $gradeTable.='' if ($loop%2 ==1); + } + $gradeTable.=&Apache::loncommon::end_data_table_header_row()."\n"; -sub viewgrades { - my ($request) = @_; - my $result=''; + my $ctr = 0; + foreach my $student (sort + { + if (lc($$fullname{$a}) ne lc($$fullname{$b})) { + return (lc($$fullname{$a}) cmp lc($$fullname{$b})); + } + return $a cmp $b; + } + (keys(%$fullname))) { + my ($uname,$udom) = split(/:/,$student); + + my %status = (); + + if ($submitonly eq 'queued') { + my %queue_status = + &Apache::bridgetask::get_student_status($symb,$cdom,$cnum, + $udom,$uname); + next if (!defined($queue_status{'gradingqueue'})); + $status{'gradingqueue'} = $queue_status{'gradingqueue'}; + } - #get resource reference - my ($symb,$url)=&get_symb_and_url($request); - if (!$symb) {return '';} - #get classlist - my ($cdom,$cnum) = split(/_/,$ENV{'request.course.id'}); - #print "Found $cdom:$cnum
"; - my ($classlist) = &getclasslist('all','0'); - my $headerclr = '"#ddffff"'; - my $cellclr = '"#ffffdd"'; - - #get list of parts for this problem - my (@parts) = sort(&getpartlist($url)); - - $request->print ("

Manual Grading

"); - - #start the form - $result = '
'."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - '
'."\n". - ''."\n". - ''."\n"; - foreach my $part (@parts) { - my $display=&Apache::lonnet::metadata($url,$part.'.display'); - if (!$display) { $display = &Apache::lonnet::metadata($url,$part.'.name'); } - $result.=''."\n"; - } - $result.=''; - #get info for each student - foreach my $student ( sort(@{ $$classlist{'all'} }) ) { -# my $display=&viewstudentgrade($url,$symb,$ENV{'request.course.id'},$student,@parts); -# print "ID=$ENV{'request.course.id'}:STU=$student:DIS=$display:
\n"; - $result.=&viewstudentgrade($url,$symb,$ENV{'request.course.id'},$student,@parts); - } - $result.='
UsernameFullnameDomain'.$display.'
'; - $result.='
'; - $result.=&show_grading_menu_form($symb,$url); - return $result; + if (($submitonly ne 'queued') && ($submitonly ne 'all')) { + (%status) =&student_gradeStatus($symb,$udom,$uname,$partlist); + my $submitted = 0; + my $graded = 0; + my $incorrect = 0; + foreach (keys(%status)) { + $submitted = 1 if ($status{$_} ne 'nothing'); + $graded = 1 if ($status{$_} =~ /^ungraded/); + $incorrect = 1 if ($status{$_} =~ /^incorrect/); + + my ($foo,$partid,$foo1) = split(/\./,$_); + if ($status{'resource.'.$partid.'.submitted_by'} ne '') { + $submitted = 0; + my ($part)=split(/\./,$partid); + $gradeTable.=''; + } + } + + next if (!$submitted && ($submitonly eq 'yes' || + $submitonly eq 'incorrect' || + $submitonly eq 'graded')); + next if (!$graded && ($submitonly eq 'graded')); + next if (!$incorrect && $submitonly eq 'incorrect'); + } + + $ctr++; + my $section = $classlist->{$student}->[&Apache::loncoursedata::CL_SECTION()]; + my $group = $classlist->{$student}->[&Apache::loncoursedata::CL_GROUP()]; + if ( $perm{'vgr'} eq 'F' ) { + if ($ctr%2 ==1) { + $gradeTable.= &Apache::loncommon::start_data_table_row(); + } + $gradeTable.=''.$ctr.' '. + ''."\n".''. + &nameUserString(undef,$$fullname{$student},$uname,$udom). + ' '.$section.($group ne '' ?'/'.$group:'').''."\n"; + + if ($submitonly ne 'all') { + foreach (sort(keys(%status))) { + next if ($_ =~ /^resource.*?submitted_by$/); + $gradeTable.=' '.&mt($status{$_}).' '."\n"; + } + } +# $gradeTable.='' if ($ctr%2 ==1); + if ($ctr%2 ==0) { + $gradeTable.=&Apache::loncommon::end_data_table_row()."\n"; + } + } + } + if ($ctr%2 ==1) { + $gradeTable.='   '; + if (($submitonly ne 'queued') && ($submitonly ne 'all')) { + foreach (@$partlist) { + $gradeTable.=' '; + } + } elsif ($submitonly eq 'queued') { + $gradeTable.=' '; + } + $gradeTable.=&Apache::loncommon::end_data_table_row(); + } + + $gradeTable.=&Apache::loncommon::end_data_table()."\n". + ''."\n"; + if ($ctr == 0) { + my $num_students=(scalar(keys(%$fullname))); + if ($num_students eq 0) { + $gradeTable='
 '.&mt('There are no students currently enrolled.').''; + } else { + my $submissions='submissions'; + if ($submitonly eq 'incorrect') { $submissions = 'incorrect submissions'; } + if ($submitonly eq 'graded' ) { $submissions = 'ungraded submissions'; } + if ($submitonly eq 'queued' ) { $submissions = 'queued submissions'; } + $gradeTable='
 '. + &mt('No '.$submissions.' found for this resource for any students. ([quant,_1,student] checked for '.$submissions.')', + $num_students). + '
'; + } + } elsif ($ctr == 1) { + $gradeTable =~ s/type="checkbox"/type="checkbox" checked="checked"/; + } + $request->print($gradeTable); + return ''; } -sub editgrades { - my ($request) = @_; - my $result=''; +#---- Called from the listStudents routine - my $symb=$ENV{'form.symb'}; - if ($symb eq '') { $request->print("Unable to handle ambiguous references:$symb:$ENV{'form.url'}"); return ''; } - my $url=$ENV{'form.url'}; - #get classlist -# my ($cdom,$cnum) = split(/_/,$ENV{'request.course.id'}); - #print "Found $cdom:$cnum
"; - my ($classlist) = &getclasslist('all','0'); - - #get list of parts for this problem - my (@parts) = &getpartlist($url); - - $result.='
'."\n". - ''."\n". - ''."\n". - ''."\n". - '
'."\n"; +sub check_script { + my ($form,$type) = @_; + my $chkallscript = &Apache::lonhtmlcommon::scripttag(' + function checkall() { + for (i=0; i0) { + document.forms.'.$form.'.elements[i].checked=true; + } + } + } + + + function uncheckall() { + for (i=0; i'; + $buttons.=' '; + $buttons.=''; + $buttons.=' '; + return $buttons; +} - $result.=''; - return $result; +# Displays the submissions for one student or a group of students +sub processGroup { + my ($request,$symb) = @_; + my $ctr = 0; + my @stuchecked = &Apache::loncommon::get_env_multiple('form.stuinfo'); + my $total = scalar(@stuchecked)-1; + + foreach my $student (@stuchecked) { + my ($uname,$udom,$fullname) = split(/:/,$student); + $env{'form.student'} = $uname; + $env{'form.userdom'} = $udom; + $env{'form.fullname'} = $fullname; + &submission($request,$ctr,$total,$symb); + $ctr++; + } + return ''; } +#------------------------------------------------------------------------------------ +# +#-------------------------- Next few routines handles grading by student, essentially +# handles essay response type problem/part +# +#--- Javascript to handle the submission page functionality --- sub sub_page_js { - my $request = shift; - $request->print(< - function updateRadio(radioButton,formtextbox,formsel,scores) { - var pts = formtextbox.value; - var resetbox =false; - if (isNaN(pts) || pts < 0) { - alert("A number equal or greater than 0 is expected. Entered value = "+pts); + my $request = shift; + my $alertmsg = &mt('A number equal or greater than 0 is expected. Entered value = '); + &js_escape(\$alertmsg); + $request->print(&Apache::lonhtmlcommon::scripttag(< weight) { + var resp = confirm("You entered a value ("+pts+ + ") greater than the weight for the part. Accept?"); + if (resp == false) { + gradeBox.value = oldpts; + return; + } + } + for (var i=0; idir_config('lonIconsURL'); + &commonJSfunctions($request); + + my $inner_js_msg_central= (< + function checkInput() { + opener.document.SCORE.msgsub.value = opener.checkEntities(document.msgcenter.msgsub.value); + var nmsg = opener.document.SCORE.savemsgN.value; + var usrctr = document.msgcenter.usrctr.value; + var newval = opener.document.SCORE["newmsg"+usrctr]; + newval.value = opener.checkEntities(document.msgcenter.newmsg.value); + + var msgchk = ""; + if (document.msgcenter.subchk.checked) { + msgchk = "msgsub,"; + } + var includemsg = 0; + for (var i=1; i<=nmsg; i++) { + var opnmsg = opener.document.SCORE["savemsg"+i]; + var frmmsg = document.msgcenter["msg"+i]; + opnmsg.value = opener.checkEntities(frmmsg.value); + var showflg = opener.document.SCORE["shownOnce"+i]; + showflg.value = "1"; + var chkbox = document.msgcenter["msgn"+i]; + if (chkbox.checked) { + msgchk += "savemsg"+i+","; + includemsg = 1; + } + } + if (document.msgcenter.newmsgchk.checked) { + msgchk += "newmsg"+usrctr; + includemsg = 1; + } + imgformname = opener.document.SCORE["mailicon"+usrctr]; + imgformname.src = "$iconpath/"+((includemsg) ? "mailto.gif" : "mailbkgrd.gif"); + var includemsg = opener.document.SCORE["includemsg"+usrctr]; + includemsg.value = msgchk; -//===================== Show list of keywords ==================== - function keywords(keyform) { - var keywds = keyform.value; - var nret = prompt("Keywords list, separated by a space. Add/delete to list if desired.",keywds); - if (nret==null) return; - keyform.value = nret; - return; - } + self.close() -//===================== Script to add keyword(s) ================== - function getSel() { - if (document.getSelection) txt = document.getSelection(); - else if (document.selection) txt = document.selection.createRange().text; - else return; - var cleantxt = txt.replace(new RegExp('([\\f\\n\\r\\t\\v ])+', 'g')," "); - if (cleantxt=="") { - alert("Select a word or group of words from document and then click this link."); - return; } - var nret = prompt("Add selection to keyword list? Edit if desired.",cleantxt); - if (nret==null) return; - var curlist = document.SCORE.keywords.value; - document.SCORE.keywords.value = curlist+" "+nret; + +INNERJS + + my $start_page_msg_central = + &Apache::loncommon::start_page('Message Central',$inner_js_msg_central, + {'js_ready' => 1, + 'only_body' => 1, + 'bgcolor' =>'#FFFFFF',}); + my $end_page_msg_central = + &Apache::loncommon::end_page({'js_ready' => 1}); + + my $docopen=&Apache::lonhtmlcommon::javascript_docopen(); + $docopen=~s/^document\.//; + + my %html_js_lt = &Apache::lonlocal::texthash( + comp => 'Compose Message for: ', + incl => 'Include', + type => 'Type', + subj => 'Subject', + mesa => 'Message', + new => 'New', + save => 'Save', + canc => 'Cancel', + ); + &html_escape(\%html_js_lt); + &js_escape(\%html_js_lt); + $request->print(&Apache::lonhtmlcommon::scripttag(<"+msgchk); + var msgchk = document.SCORE["includemsg"+usrctr].value; re = /msgsub/; var shwsel = ""; if (re.test(msgchk)) { shwsel = "checked" } - displaySubject(subject,shwsel); + subject = (document.SCORE.shownSub.value == 0 ? checkEntities(subject) : subject); + displaySubject(checkEntities(subject),shwsel); for (var i=1; i<=Nmsg; i++) { - var testpt = "savemsg"+i+","; - re = /testpt/; + var testmsg = "savemsg"+i+","; + re = new RegExp(testmsg,"g"); shwsel = ""; if (re.test(msgchk)) { shwsel = "checked" } - var message = eval("document.SCORE.savemsg"+i+".value"); - displaySavedMsg(i,message,shwsel); + var message = document.SCORE["savemsg"+i].value; + message = (document.SCORE["shownOnce"+i].value == 0 ? checkEntities(message) : message); + displaySavedMsg(i,message,shwsel); //I do not get it. w/o checkEntities on saved messages, + //any < is already converted to <, etc. However, only once!! } - newmsg = eval("document.SCORE.newmsg"+usrctr+".value"); + newmsg = document.SCORE["newmsg"+usrctr].value; shwsel = ""; re = /newmsg/; if (re.test(msgchk)) { shwsel = "checked" } @@ -1211,94 +1732,181 @@ sub sub_page_js { return; } + function checkEntities(strx) { + if (strx.length == 0) return strx; + var orgStr = ["&", "<", ">", '"']; + var newStr = ["&", "<", ">", """]; + var counter = 0; + while (counter < 4) { + strx = strReplace(strx,orgStr[counter],newStr[counter]); + counter++; + } + return strx; + } + + function strReplace(strx, orgStr, newStr) { + return strx.split(orgStr).join(newStr); + } + function savedMsgHeader(Nmsg,usrctr,fullname) { - var height = 30*Nmsg+250; - var scrollbar = "no"; + var height = 70*Nmsg+250; if (height > 600) { height = 600; - scrollbar = "yes"; } -/* if (window.pWin) - window.pWin.close(); */ - pWin = window.open('', 'MessageCenter', 'toolbar=no,location=no,scrollbars='+scrollbar+',screenx=70,screeny=75,width=600,height='+height); - pWin.document.write(""); - pWin.document.write("Message Central"); - - pWin.document.write(" +INNERJS + + my $start_page_highlight_central = + &Apache::loncommon::start_page('Highlight Central', + $inner_js_highlight_central, + {'js_ready' => 1, + 'only_body' => 1, + 'bgcolor' =>'#FFFFFF',}); + my $end_page_highlight_central = + &Apache::loncommon::end_page({'js_ready' => 1}); + + my $docopen=&Apache::lonhtmlcommon::javascript_docopen(); + $docopen=~s/^document\.//; + + my %js_lt = &Apache::lonlocal::texthash( + keyw => 'Keywords list, separated by a space. Add/delete to list if desired.', + plse => 'Please select a word or group of words from document and then click this link.', + adds => 'Add selection to keyword list? Edit if desired.', + col1 => 'red', + col2 => 'green', + col3 => 'blue', + siz1 => 'normal', + siz2 => '+1', + siz3 => '+2', + sty1 => 'normal', + sty2 => 'italic', + sty3 => 'bold', + ); + my %html_js_lt = &Apache::lonlocal::texthash( + save => 'Save', + canc => 'Cancel', + kehi => 'Keyword Highlight Options', + txtc => 'Text Color', + font => 'Font Size', + fnst => 'Font Style', + ); + &js_escape(\%js_lt); + &html_escape(\%html_js_lt); + &js_escape(\%html_js_lt); + $request->print(&Apache::lonhtmlcommon::scripttag(<") {var syisel="checked"}; - if (kwstyle=="") {var sybsel="checked"}; + if (kwstyle=="") {var synsel="checked='checked'"}; + if (kwstyle=="") {var syisel="checked='checked'"}; + if (kwstyle=="") {var sybsel="checked='checked'"}; highlightCentral(); - highlightbody('red','red',redsel,'0','normal',sznsel,'','normal',synsel); - highlightbody('green','green',grnsel,'+1','+1',sz1sel,'','italic',syisel); - highlightbody('blue','blue',blusel,'+2','+2',sz2sel,'','bold',sybsel); + highlightbody('red',txtcol1,redsel,'0',txtsiz1,sznsel,'',txtsty1,synsel); + highlightbody('green',txtcol2,grnsel,'+1',txtsiz2,sz1sel,'',txtsty2,syisel); + highlightbody('blue',txtcol3,blusel,'+2',txtsiz3,sz2sel,'',txtsty3,sybsel); highlightend(); return; } - function highlightCentral() { - hwdWin = window.open('', 'KeywordHighlightCentral', 'toolbar=no,location=no,scrollbars=no,width=400,height=300,screenx=100,screeny=75'); - hwdWin.document.write(""); - hwdWin.document.write("Highlight Central"); - - hwdWin.document.write(" SUBJAVASCRIPT } +sub get_increment { + my $increment = $env{'form.increment'}; + if ($increment != 1 && $increment != .5 && $increment != .25 && + $increment != .1) { + $increment = 1; + } + return $increment; +} + +sub gradeBox_start { + return ( + &Apache::loncommon::start_data_table() + .&Apache::loncommon::start_data_table_header_row() + .''.&mt('Part').'' + .''.&mt('Points').'' + .' ' + .''.&mt('Assign Grade').'' + .''.&mt('Weight').'' + .''.&mt('Grade Status').'' + .&Apache::loncommon::end_data_table_header_row() + ); +} + +sub gradeBox_end { + return ( + &Apache::loncommon::end_data_table() + ); +} +#--- displays the grading box, used in essay type problem and grading by page/sequence +sub gradeBox { + my ($request,$symb,$uname,$udom,$counter,$partid,$record) = @_; + my $checkIcon = ''.&mt('Check Mark').
+	''; + my $wgt = &Apache::lonnet::EXT('resource.'.$partid.'.weight',$symb,$udom,$uname); + my $wgtmsg = ($wgt > 0) ? &mt('(problem weight)') + : ''.&mt('problem weight assigned by computer').''; + $wgt = ($wgt > 0 ? $wgt : '1'); + my $score = ($$record{'resource.'.$partid.'.awarded'} eq '' ? + '' : &compute_points($$record{'resource.'.$partid.'.awarded'},$wgt)); + my $data_WGT=''."\n"; + my $display_part= &get_display_part($partid,$symb); + my %last_resets = &get_last_resets($symb,$env{'request.course.id'}, + [$partid]); + my $aggtries = $$record{'resource.'.$partid.'.tries'}; + if ($last_resets{$partid}) { + $aggtries = &get_num_tries($record,$last_resets{$partid},$partid); + } + my $result=&Apache::loncommon::start_data_table_row(); + my $ctr = 0; + my $thisweight = 0; + my $increment = &get_increment(); + + my $radio.=''."\n"; # display radio buttons in a nice table 10 across + while ($thisweight<=$wgt) { + $radio.= '\n"; + $radio.=(($ctr+1)%10 == 0 ? '' : ''); + $thisweight += $increment; + $ctr++; + } + $radio.='
'; + + my $line.=''."\n"; + $line.='/'.$wgt.' '.$wgtmsg. + ($$record{'resource.'.$partid.'.solved'} eq 'correct_by_student' ? ' '.$checkIcon : ''). + ' '."\n"; + $line.=''."\n"; + + + $result .= + ''.$data_WGT.$display_part.''.$radio.''.&mt('or').''.$line.''; + $result.=&Apache::loncommon::end_data_table_row(); + $result.=&Apache::loncommon::start_data_table_row().''; + $result.=''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n"; + my $res_error; + $result.=&handback_box($symb,$uname,$udom,$counter,$partid,$record,\$res_error); + $result.=''.&Apache::loncommon::end_data_table_row(); + if ($res_error) { + return &navmap_errormsg(); + } + return $result; +} + +sub handback_box { + my ($symb,$uname,$udom,$counter,$partid,$record,$res_error_pointer) = @_; + my ($partlist,$handgrade,$responseType,$numresp,$numessay) = &response_type($symb,$res_error_pointer); + return unless ($numessay); + my (@respids); + my @part_response_id = &flatten_responseType($responseType); + foreach my $part_response_id (@part_response_id) { + my ($part,$resp) = @{ $part_response_id }; + if ($part eq $partid) { + push(@respids,$resp); + } + } + my $result; + foreach my $respid (@respids) { + my $prefix = $counter.'_'.$partid.'_'.$respid.'_'; + my $files=&get_submitted_files($udom,$uname,$partid,$respid,$record); + next if (!@$files); + my $file_counter = 0; + foreach my $file (@$files) { + if ($file =~ /\/portfolio\//) { + $file_counter++; + my ($file_path, $file_disp) = ($file =~ m|(.+/)(.+)$|); + my ($name,$version,$ext) = &Apache::lonnet::file_name_version_ext($file_disp); + $file_disp = "$name.$ext"; + $file = $file_path.$file_disp; + $result.=&mt('Return commented version of [_1] to student.', + ''.$file_disp.''); + $result.=''."\n"; + $result.='
'."\n"; + } + } + if ($file_counter) { + $result .= ''."\n". + ''. + '('.&mt('File(s) will be uploaded when you click on Save & Next below.',$file_counter).')

'; + } + } + return $result; +} + +sub show_problem { + my ($request,$symb,$uname,$udom,$removeform,$viewon,$mode,$form) = @_; + my $rendered; + my %form = ((ref($form) eq 'HASH')? %{$form} : ()); + &Apache::lonxml::remember_problem_counter(); + if ($mode eq 'both' or $mode eq 'text') { + $rendered=&Apache::loncommon::get_student_view($symb,$uname,$udom, + $env{'request.course.id'}, + undef,\%form); + } + if ($removeform) { + $rendered=~s|||g; + $rendered=~s|||g; + $rendered=~s|(]*name\s*=\s*"?)(\w+)("?)|$1would_have_been_$2$3|g; + } + my $companswer; + if ($mode eq 'both' or $mode eq 'answer') { + &Apache::lonxml::restore_problem_counter(); + $companswer= + &Apache::loncommon::get_student_answers($symb,$uname,$udom, + $env{'request.course.id'}, + %form); + } + if ($removeform) { + $companswer=~s|||g; + $companswer=~s|||g; + $companswer=~s|name="submit"|name="would_have_been_submit"|g; + } + my $renderheading = &mt('View of the problem'); + my $answerheading = &mt('Correct answer'); + if (($uname ne $env{'user.name'}) || ($udom ne $env{'user.domain'})) { + my $stu_fullname = $env{'form.fullname'}; + if ($stu_fullname eq '') { + $stu_fullname = &Apache::loncommon::plainname($uname,$udom,'lastname'); + } + my $forwhom = &nameUserString(undef,$stu_fullname,$uname,$udom); + if ($forwhom ne '') { + $renderheading = &mt('View of the problem for[_1]',$forwhom); + $answerheading = &mt('Correct answer for[_1]',$forwhom); + } + } + $rendered= + '
' + .'

'.$renderheading.'

' + .$rendered + .'
'; + $companswer= + '
' + .'

'.$answerheading.'

' + .$companswer + .'
'; + my $result; + if ($mode eq 'both') { + $result=$rendered.$companswer; + } elsif ($mode eq 'text') { + $result=$rendered; + } elsif ($mode eq 'answer') { + $result=$companswer; + } + return $result; +} + +sub files_exist { + my ($r, $symb) = @_; + my @students = &Apache::loncommon::get_env_multiple('form.stuinfo'); + foreach my $student (@students) { + my ($uname,$udom,$fullname) = split(/:/,$student); + my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'}, + $udom,$uname); + my ($string,$timestamp)= &get_last_submission(\%record); + foreach my $submission (@$string) { + my ($partid,$respid) = + ($submission =~ /^resource\.([^\.]*)\.([^\.]*)\.submission/); + my $files=&get_submitted_files($udom,$uname,$partid,$respid, + \%record); + return 1 if (@$files); + } + } + return 0; +} + +sub download_all_link { + my ($r,$symb) = @_; + unless (&files_exist($r, $symb)) { + $r->print(&mt('There are currently no submitted documents.')); + return; + } + my $all_students = + join("\n", &Apache::loncommon::get_env_multiple('form.stuinfo')); + + my $parts = + 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,}); + $r->print(''. + &mt('Download All Submitted Documents').''); + return; +} + +sub submit_download_link { + my ($request,$symb) = @_; + if (!$symb) { return ''; } + my $res_error; + my ($partlist,$handgrade,$responseType,$numresp,$numessay,$numdropbox) = + &response_type($symb,\$res_error); + if ($res_error) { + $request->print(&mt('An error occurred retrieving response types')); + return; + } + unless ($numessay) { + $request->print(&mt('No essayresponse items found')); + return; + } + my @chosenparts = &Apache::loncommon::get_env_multiple('form.vPart'); + if (@chosenparts) { + $request->print(&showResourceInfo($symb,$partlist,$responseType, + undef,undef,1)); + } + if ($numessay) { + my $submitonly= $env{'form.submitonly'} eq '' ? 'all' : $env{'form.submitonly'}; + my $getsec = $env{'form.section'} eq '' ? 'all' : $env{'form.section'}; + my $getgroup = $env{'form.group'} eq '' ? 'all' : $env{'form.group'}; + (undef,undef,my $fullname) = &getclasslist($getsec,1,$getgroup,$symb,$submitonly,1); + if (ref($fullname) eq 'HASH') { + my @students = map { $_.':'.$fullname->{$_} } (keys(%{$fullname})); + if (@students) { + @{$env{'form.stuinfo'}} = @students; + if ($numdropbox) { + &download_all_link($request,$symb); + } else { + $request->print(&mt('No essayrespose items with dropbox found')); + } +# FIXME Need a mechanism to download essays, i.e., if $numessay > $numdropbox +# Needs to omit user's identity if resource instance is for an anonymous survey. + } else { + $request->print(&mt('No students match the criteria you selected')); + } + } else { + $request->print(&mt('Could not retrieve student information')); + } + } else { + $request->print(&mt('No essayresponse items found')); + } + return; +} + +sub build_section_inputs { + my $section_inputs; + if ($env{'form.section'} eq '') { + $section_inputs .= ''."\n"; + } else { + my @sections = &Apache::loncommon::get_env_multiple('form.section'); + foreach my $section (@sections) { + $section_inputs .= ''."\n"; + } + } + return $section_inputs; +} + +# --------------------------- show submissions of a student, option to grade +sub submission { + my ($request,$counter,$total,$symb,$divforres,$calledby) = @_; + my ($uname,$udom) = ($env{'form.student'},$env{'form.userdom'}); + $udom = ($udom eq '' ? $env{'user.domain'} : $udom); #has form.userdom changed for a student? + my $usec = &Apache::lonnet::getsection($udom,$uname,$env{'request.course.id'}); + $env{'form.fullname'} = &Apache::loncommon::plainname($uname,$udom,'lastname') if $env{'form.fullname'} eq ''; + + if ($symb eq '') { $request->print("Unable to handle ambiguous references:."); return ''; } + my $probtitle=&Apache::lonnet::gettitle($symb); + my $is_tool = ($symb =~ /ext\.tool$/); + my ($essayurl,%coursedesc_by_cid); + + if (!&canview($usec)) { + $request->print( + ''. + &mt('Unable to view requested student.'). + ' '.&mt('([_1] in section [_2] in course id [_3])', + $uname.':'.$udom,$usec,$env{'request.course.id'}). + ''); + return; + } + + my $res_error; + my ($partlist,$handgrade,$responseType,$numresp,$numessay) = + &response_type($symb,\$res_error); + if ($res_error) { + $request->print(&navmap_errormsg()); + return; + } + + if (!$env{'form.lastSub'}) { $env{'form.lastSub'} = 'datesub'; } + unless ($is_tool) { + if (!$env{'form.vProb'}) { $env{'form.vProb'} = 'yes'; } + if (!$env{'form.vAns'}) { $env{'form.vAns'} = 'yes'; } + } + if (($numessay) && ($calledby eq 'submission') && (!exists($env{'form.compmsg'}))) { + $env{'form.compmsg'} = 1; + } + my $last = ($env{'form.lastSub'} eq 'last' ? 'last' : ''); + my $checkIcon = ''.&mt('Check Mark').
+	''; + + # header info + if ($counter == 0) { + my @chosenparts = &Apache::loncommon::get_env_multiple('form.vPart'); + if (@chosenparts) { + $request->print(&showResourceInfo($symb,$partlist,$responseType,'gradesub')); + } elsif ($divforres) { + $request->print('
'); + } else { + $request->print('
'); + } + &sub_page_js($request); + &sub_grademessage_js($request) if ($env{'form.compmsg'}); + &sub_page_kw_js($request) if ($numessay); + + # option to display problem, only once else it cause problems + # with the form later since the problem has a form. + if ($env{'form.vProb'} eq 'yes' or $env{'form.vAns'} eq 'yes') { + my $mode; + if ($env{'form.vProb'} eq 'yes' && $env{'form.vAns'} eq 'yes') { + $mode='both'; + } elsif ($env{'form.vProb'} eq 'yes') { + $mode='text'; + } elsif ($env{'form.vAns'} eq 'yes') { + $mode='answer'; + } + &Apache::lonxml::clear_problem_counter(); + $request->print(&show_problem($request,$symb,$uname,$udom,0,1,$mode)); + } + + my %keyhash = (); + if (($env{'form.kwclr'} eq '' && $numessay) || ($env{'form.compmsg'})) { + %keyhash = &Apache::lonnet::dump('nohist_handgrade', + $env{'course.'.$env{'request.course.id'}.'.domain'}, + $env{'course.'.$env{'request.course.id'}.'.num'}); + } + # kwclr is the only variable that is guaranteed not to be blank + # if this subroutine has been called once. + if ($env{'form.kwclr'} eq '' && $numessay) { + my $loginuser = $env{'user.name'}.':'.$env{'user.domain'}; + $env{'form.keywords'} = $keyhash{$symb.'_keywords'} ne '' ? $keyhash{$symb.'_keywords'} : ''; + $env{'form.kwclr'} = $keyhash{$loginuser.'_kwclr'} ne '' ? $keyhash{$loginuser.'_kwclr'} : 'red'; + $env{'form.kwsize'} = $keyhash{$loginuser.'_kwsize'} ne '' ? $keyhash{$loginuser.'_kwsize'} : '0'; + $env{'form.kwstyle'} = $keyhash{$loginuser.'_kwstyle'} ne '' ? $keyhash{$loginuser.'_kwstyle'} : ''; + } + if ($env{'form.compmsg'}) { + $env{'form.msgsub'} = $keyhash{$symb.'_subject'} ne '' ? + $keyhash{$symb.'_subject'} : $probtitle; + $env{'form.savemsgN'} = $keyhash{$symb.'_savemsgN'} ne '' ? $keyhash{$symb.'_savemsgN'} : '0'; + } + + my $overRideScore = $env{'form.overRideScore'} eq '' ? 'no' : $env{'form.overRideScore'}; + my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status')); + $request->print('
'."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + &build_section_inputs(). + ''."\n". + ''."\n"); + if ($env{'form.compmsg'}) { + $request->print(''."\n". + ''."\n". + ''."\n"); + } + if ($numessay) { + $request->print(''."\n". + ''."\n". + ''."\n". + ''."\n"); + } + + my ($cts,$prnmsg) = (1,''); + while ($cts <= $env{'form.savemsgN'}) { + $prnmsg.=''."\n". + ''."\n"; + $cts++; + } + $request->print($prnmsg); + + if ($numessay) { + + my %lt = &Apache::lonlocal::texthash( + keyh => 'Keyword Highlighting for Essays', + keyw => 'Keyword Options', + list => 'List', + past => 'Paste Selection to List', + high => 'Highlight Attribute', + ); +# +# Print out the keyword options line +# + $request->print( + '
' + .'
'.$lt{'keyh'}.'' + .&Apache::lonhtmlcommon::funclist_from_array( + [''.$lt{'list'}.'', + ''.$lt{'past'}.'', + ''.$lt{'high'}.''], + {legend => $lt{'keyw'}}) + .'
' + ); + +# +# Load the other essays for similarity check +# + (undef,undef,$essayurl) = &Apache::lonnet::decode_symb($symb); + if ($essayurl eq 'lib/templates/simpleproblem.problem') { + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + if ($cdom ne '' && $cnum ne '') { + my ($map,$id,$res) = &Apache::lonnet::decode_symb($symb); + if ($map =~ m{^\Quploaded/$cdom/$cnum/\E(default(?:|_\d+)\.(?:sequence|page))$}) { + my $apath = $1.'_'.$id; + $apath=~s/\W/\_/gs; + &init_old_essays($symb,$apath,$cdom,$cnum); + } + } + } else { + my ($adom,$aname,$apath)=($essayurl=~/^($LONCAPA::domain_re)\/($LONCAPA::username_re)\/(.*)$/); + $apath=&escape($apath); + $apath=~s/\W/\_/gs; + &init_old_essays($symb,$apath,$adom,$aname); + } + } + } + +# This is where output for one specific student would start + my $add_class = ($counter%2) ? ' LC_grade_show_user_odd_row' : ''; + $request->print( + "\n\n" + .'
' + .'

'.&nameUserString(undef,$env{'form.fullname'},$uname,$udom).'

' + ."\n" + ); + + # Show additional functions if allowed + if ($perm{'vgr'}) { + $request->print( + &Apache::loncommon::track_student_link( + 'View recent activity', + $uname,$udom,'check') + .' ' + ); + } + if ($perm{'opa'}) { + $request->print( + &Apache::loncommon::pprmlink( + &mt('Set/Change parameters'), + $uname,$udom,$symb,'check')); + } + + # Show Problem + if ($env{'form.vProb'} eq 'all' or $env{'form.vAns'} eq 'all') { + my $mode; + if ($env{'form.vProb'} eq 'all' && $env{'form.vAns'} eq 'all') { + $mode='both'; + } elsif ($env{'form.vProb'} eq 'all' ) { + $mode='text'; + } elsif ($env{'form.vAns'} eq 'all') { + $mode='answer'; + } + &Apache::lonxml::clear_problem_counter(); + $request->print(&show_problem($request,$symb,$uname,$udom,1,1,$mode,{'request.prefix' => 'ctr'.$counter})); + } + + my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},$udom,$uname); + + # Display student info + $request->print(($counter == 0 ? '' : '
')); + + my $boxtitle = &mt('Submissions'); + if ($is_tool) { + $boxtitle = &mt('Transactions') + } + my $result='
' + .'

'.$boxtitle.'

'; + $result.=''."\n"; + if (($numresp > $numessay) && !$is_tool) { + $result.='

' + .&mt('Part(s) graded correct by the computer is marked with a [_1] symbol.',$checkIcon) + ."

\n"; + } + + # If any part of the problem is an essayresponse, then check for collaborators + my $fullname; + my $col_fullnames = []; + if ($numessay) { + (my $sub_result,$fullname,$col_fullnames)= + &check_collaborators($symb,$uname,$udom,\%record,$handgrade, + $counter); + $result.=$sub_result; + } + $request->print($result."\n"); + + # print student answer/submission + # Options are (1) Last submission only + # (2) Last submission (with detailed information for that submission) + # (3) All transactions (by date) + # (4) The whole record (with detailed information for all transactions) + + my ($string,$timestamp)= &get_last_submission(\%record,$is_tool); + + my $lastsubonly; + + if ($$timestamp eq '') { + $lastsubonly.='
'.$$string[0].'
'; + } elsif ($is_tool) { + $lastsubonly = + '
' + .''.&mt('Date Grade Passed Back:').' '.$$timestamp."
\n"; + } else { + $lastsubonly = + '
' + .''.&mt('Date Submitted:').' '.$$timestamp."\n"; + + my %seenparts; + my @part_response_id = &flatten_responseType($responseType); + foreach my $part (@part_response_id) { + my ($partid,$respid) = @{ $part }; + my $display_part=&get_display_part($partid,$symb); + if ($env{"form.$uname:$udom:$partid:submitted_by"}) { + if (exists($seenparts{$partid})) { next; } + $seenparts{$partid}=1; + $request->print( + ''.&mt('Part: [_1]',$display_part).''. + ' '.&mt('Collaborative submission by: [_1]', + ''. + $$fullname{$env{"form.$uname:$udom:$partid:submitted_by"}}.''). + '
'); + next; + } + my $responsetype = $responseType->{$partid}->{$respid}; + if (!exists($record{"resource.$partid.$respid.submission"})) { + $lastsubonly.="\n".'
'. + ''.&mt('Part: [_1]',$display_part).''. + ' '. + '('.&mt('Response ID: [_1]',$respid).')'. + '   '. + ''.&mt('Nothing submitted - no attempts.').'

'; + next; + } + foreach my $submission (@$string) { + my ($partid,$respid) = ($submission =~ /^resource\.([^\.]*)\.([^\.]*)\.submission/); + if (join('_',@{$part}) ne ($partid.'_'.$respid)) { next; } + my ($ressub,$hide,$draft,$subval) = split(/:/,$submission,4); + # Similarity check + my $similar=''; + my ($type,$trial,$rndseed); + if ($hide eq 'rand') { + $type = 'randomizetry'; + $trial = $record{"resource.$partid.tries"}; + $rndseed = $record{"resource.$partid.rndseed"}; + } + if ($env{'form.checkPlag'}) { + my ($oname,$odom,$ocrsid,$oessay,$osim)= + &most_similar($uname,$udom,$symb,$subval); + if ($osim) { + $osim=int($osim*100.0); + if ($hide eq 'anon') { + $similar='
'.&mt("Essay was found to be similar to another essay submitted for this assignment.").'
'. + &mt('As the current submission is for an anonymous survey, no other details are available.').'

'; + } else { + $similar='
'; + if ($essayurl eq 'lib/templates/simpleproblem.problem') { + $similar .= '

'. + &mt('Essay is [_1]% similar to an essay by [_2]', + $osim, + &Apache::loncommon::plainname($oname,$odom).' ('.$oname.':'.$odom.')'). + '

'; + } else { + my %old_course_desc; + if ($ocrsid ne '') { + if (ref($coursedesc_by_cid{$ocrsid}) eq 'HASH') { + %old_course_desc = %{$coursedesc_by_cid{$ocrsid}}; + } else { + my $args; + if ($ocrsid ne $env{'request.course.id'}) { + $args = {'one_time' => 1}; + } + %old_course_desc = + &Apache::lonnet::coursedescription($ocrsid,$args); + $coursedesc_by_cid{$ocrsid} = \%old_course_desc; + } + $similar .= + '

'. + &mt('Essay is [_1]% similar to an essay by [_2] in course [_3] (course id [_4]:[_5])', + $osim, + &Apache::loncommon::plainname($oname,$odom).' ('.$oname.':'.$odom.')', + $old_course_desc{'description'}, + $old_course_desc{'num'}, + $old_course_desc{'domain'}). + '

'; + } else { + $similar .= + '

'. + &mt('Essay is [_1]% similar to an essay by [_2] in an unknown course', + $osim, + &Apache::loncommon::plainname($oname,$odom).' ('.$oname.':'.$odom.')'). + '

'; + } + } + $similar .= '
'. + &keywords_highlight($oessay). + '

'; + } + } + } + my $order=&get_order($partid,$respid,$symb,$uname,$udom, + undef,$type,$trial,$rndseed); + if (($env{'form.lastSub'} eq 'lastonly') || + ($env{'form.lastSub'} eq 'datesub') || + ($env{'form.lastSub'} =~ /^(last|all)$/)) { + my $display_part=&get_display_part($partid,$symb); + $lastsubonly.='
'. + ''.&mt('Part: [_1]',$display_part).''. + ' '. + '('.&mt('Response ID: [_1]',$respid).')'. + '   '; + my $files=&get_submitted_files($udom,$uname,$partid,$respid,\%record); + if (@$files) { + if ($hide eq 'anon') { + $lastsubonly.='
'.&mt('[quant,_1,file] uploaded to this anonymous survey',scalar(@{$files})); + } else { + $lastsubonly.='

'.''.&mt('Submitted Files:').'' + .'
'; + if(@$files == 1) { + $lastsubonly .= &mt('Like all files provided by users, this file may contain viruses!'); + } else { + $lastsubonly .= &mt('Like all files provided by users, these files may contain viruses!'); + } + $lastsubonly .= ''; + foreach my $file (@$files) { + &Apache::lonnet::allowuploaded('/adm/grades',$file); + $lastsubonly.='
'.$file.''; + } + } + $lastsubonly.='
'; + } + if ($hide eq 'anon') { + $lastsubonly.='
'.&mt('Anonymous Survey').''; + } else { + $lastsubonly.='
'.&mt('Submitted Answer:').' '; + if ($draft) { + $lastsubonly.= ' '.&mt('Draft Copy').''; + } + $subval = + &cleanRecord($subval,$responsetype,$symb,$partid, + $respid,\%record,$order,undef,$uname,$udom,$type,$trial,$rndseed); + if ($responsetype eq 'essay') { + $subval =~ s{\n}{
}g; + } + $lastsubonly.=$subval."\n"; + } + if ($similar) {$lastsubonly.="

$similar\n";} + $lastsubonly.='
'; + } + } + } + $lastsubonly.='
'."\n"; # End: LC_grade_submissions_body + } + $request->print($lastsubonly); + if ($env{'form.lastSub'} eq 'datesub') { + my ($parts,$handgrade,$responseType) = &response_type($symb,\$res_error); + $request->print(&displaySubByDates($symb,\%record,$parts,$responseType,$checkIcon,$uname,$udom)); + } + if ($env{'form.lastSub'} =~ /^(last|all)$/) { + my $identifier = (&canmodify($usec)? $counter : ''); + $request->print(&Apache::loncommon::get_previous_attempt($symb,$uname,$udom, + $env{'request.course.id'}, + $last,'.submission', + 'Apache::grades::keywords_highlight', + $usec,$identifier)); + } + $request->print(''."\n"); + # return if view submission with no grading option + if (!&canmodify($usec)) { + $request->print('

'.&mt('No grading privileges').'

'); + return; + } else { + $request->print('
'."\n"); + } + + # grading message center + + if ($env{'form.compmsg'}) { + my $result='
'. + '

'.&mt('Send Message').'

'. + '
'; + my ($lastname,$givenn) = split(/,/,$env{'form.fullname'}); + my $msgfor = $givenn.' '.$lastname; + if (scalar(@$col_fullnames) > 0) { + my $lastone = pop(@$col_fullnames); + $msgfor .= ', '.(join ', ',@$col_fullnames).' and '.$lastone.'.'; + } + $msgfor =~ s/\'/\\'/g; #' stupid emacs - no! javascript + $result.=''."\n". + ''."\n". + ' '. + &mt('Compose message to student'.(scalar(@$col_fullnames) >= 1 ? 's' : '')).')'. + ' '."\n". + '
 ('. + &mt('Message will be sent when you click on Save & Next below.').")\n". + '
'; + $request->print($result); + } + + my %seen = (); + my @partlist; + my @gradePartRespid; + my @part_response_id; + if ($is_tool) { + @part_response_id = ([0,'']); + } else { + @part_response_id = &flatten_responseType($responseType); + } + $request->print( + '
' + .'

'.&mt('Assign Grades').'

' + ); + $request->print(&gradeBox_start()); + foreach my $part_response_id (@part_response_id) { + my ($partid,$respid) = @{ $part_response_id }; + my $part_resp = join('_',@{ $part_response_id }); + next if ($seen{$partid} > 0); + $seen{$partid}++; + push(@partlist,$partid); + push(@gradePartRespid,$partid.'.'.$respid); + $request->print(&gradeBox($request,$symb,$uname,$udom,$counter,$partid,\%record)); + } + $request->print(&gradeBox_end()); #
+ $request->print(''); + + $request->print(''); + + $result=''."\n"; + $result.=''."\n" if ($counter == 0); + my $ctr = 0; + while ($ctr < scalar(@partlist)) { + $result.=''."\n"; + $ctr++; + } + $request->print($result.''."\n"); + +# Done with printing info for one student + + $request->print('');#LC_grade_show_user + + + # print end of form + if ($counter == $total) { + my $endform='

'."\n"; + $endform.='  '."\n"; + my $ntstu =''."\n"; + my $nsel = ($env{'form.NTSTU'} ne '' ? $env{'form.NTSTU'} : '1'); + $ntstu =~ s/
'; + $request->print($endform); + } + return ''; +} + +sub check_collaborators { + my ($symb,$uname,$udom,$record,$handgrade,$counter) = @_; + my ($result,@col_fullnames); + my ($classlist,undef,$fullname) = &getclasslist('all','0'); + foreach my $part (keys(%$handgrade)) { + my $ncol = &Apache::lonnet::EXT('resource.'.$part. + '.maxcollaborators', + $symb,$udom,$uname); + next if ($ncol <= 0); + $part =~ s/\_/\./g; + next if ($record->{'resource.'.$part.'.collaborators'} eq ''); + my (@good_collaborators, @bad_collaborators); + foreach my $possible_collaborator + (split(/[,;\s]+/,$record->{'resource.'.$part.'.collaborators'})) { + $possible_collaborator =~ s/[\$\^\(\)]//g; + next if ($possible_collaborator eq ''); + my ($co_name,$co_dom) = split(/:/,$possible_collaborator); + $co_dom = $udom if (! defined($co_dom) || $co_dom =~ /^domain$/i); + next if ($co_name eq $uname && $co_dom eq $udom); + # Doing this grep allows 'fuzzy' specification + my @matches = grep(/^\Q$co_name\E:\Q$co_dom\E$/i, + keys(%$classlist)); + if (! scalar(@matches)) { + push(@bad_collaborators, $possible_collaborator); + } else { + push(@good_collaborators, @matches); + } + } + if (scalar(@good_collaborators) != 0) { + $result.='
'.&mt('Collaborators:').'
    '; + foreach my $name (@good_collaborators) { + my ($lastname,$givenn) = split(/,/,$$fullname{$name}); + push(@col_fullnames, $givenn.' '.$lastname); + $result.='
  1. '.$fullname->{$name}.'
  2. '; + } + $result.='

'."\n"; + my ($part)=split(/\./,$part); + $result.=''. + "\n"; + } + if (scalar(@bad_collaborators) > 0) { + $result.='
'; + $result.=&mt('This student has submitted [quant,_1,invalid collaborator]: [_2]',scalar(@bad_collaborators),join(', ',@bad_collaborators)); + $result .= '
'; + } + if (scalar(@bad_collaborators > $ncol)) { + $result .= '
'; + $result .= &mt('This student has submitted too many '. + 'collaborators. Maximum is [_1].',$ncol); + $result .= '
'; + } + } + return ($result,$fullname,\@col_fullnames); +} + +#--- Retrieve the last submission for all the parts +sub get_last_submission { + my ($returnhash,$is_tool)=@_; + my (@string,$timestamp,%lasthidden); + if ($$returnhash{'version'}) { + my %lasthash=(); + my ($version); + for ($version=1;$version<=$$returnhash{'version'};$version++) { + foreach my $key (sort(split(/\:/, + $$returnhash{$version.':keys'}))) { + $lasthash{$key}=$$returnhash{$version.':'.$key}; + $timestamp = + &Apache::lonlocal::locallocaltime($$returnhash{$version.':timestamp'}); + } + } + my (%typeparts,%randombytry); + my $showsurv = + &Apache::lonnet::allowed('vas',$env{'request.course.id'}); + foreach my $key (sort(keys(%lasthash))) { + if ($key =~ /\.type$/) { + if (($lasthash{$key} eq 'anonsurvey') || + ($lasthash{$key} eq 'anonsurveycred') || + ($lasthash{$key} eq 'randomizetry')) { + my ($ign,@parts) = split(/\./,$key); + pop(@parts); + my $id = join('.',@parts); + if ($lasthash{$key} eq 'randomizetry') { + $randombytry{$ign.'.'.$id} = $lasthash{$key}; + } else { + unless ($showsurv) { + $typeparts{$ign.'.'.$id} = $lasthash{$key}; + } + } + delete($lasthash{$key}); + } + } + } + my @hidden = keys(%typeparts); + my @randomize = keys(%randombytry); + foreach my $key (keys(%lasthash)) { + next if ($key !~ /\.submission$/); + my $hide; + if (@hidden) { + foreach my $id (@hidden) { + if ($key =~ /^\Q$id\E/) { + $hide = 'anon'; + last; + } + } + } + unless ($hide) { + if (@randomize) { + foreach my $id (@randomize) { + if ($key =~ /^\Q$id\E/) { + $hide = 'rand'; + last; + } + } + } + } + my ($partid,$foo) = split(/submission$/,$key); + my $draft = $lasthash{$partid.'awarddetail'} eq 'DRAFT' ? 1 : 0; + push(@string, join(':', $key, $hide, $draft, ( + ref($lasthash{$key}) eq 'ARRAY' ? + join(',', @{$lasthash{$key}}) : $lasthash{$key}) )); + } + } + if (!@string) { + my $msg; + if ($is_tool) { + $msg = &mt('No grade passed back.'); + } else { + $msg = &mt('Nothing submitted - no attempts.'); + } + $string[0] = + ''.$msg.''; + } + return (\@string,\$timestamp); +} + +#--- High light keywords, with style choosen by user. +sub keywords_highlight { + my $string = shift; + my $size = $env{'form.kwsize'} eq '0' ? '' : 'size='.$env{'form.kwsize'}; + my $styleon = $env{'form.kwstyle'} eq '' ? '' : $env{'form.kwstyle'}; + (my $styleoff = $styleon) =~ s/\$styleon$keyword$styleoff<\/font>/gi; + } + return $string; +} + +# For Tasks provide a mechanism to display previous version for one specific student + +sub show_previous_task_version { + my ($request,$symb) = @_; + if ($symb eq '') { + $request->print( + ''. + &mt('Unable to handle ambiguous references.'). + ''); + return ''; + } + my ($uname,$udom) = ($env{'form.student'},$env{'form.userdom'}); + my $usec = &Apache::lonnet::getsection($udom,$uname,$env{'request.course.id'}); + if (!&canview($usec)) { + $request->print( + ''. + &mt('Unable to view previous version for requested student.'). + ' '.&mt('([_1] in section [_2] in course id [_3])', + $uname.':'.$udom,$usec,$env{'request.course.id'}). + ''); + return; + } + my $mode = 'both'; + my $isTask = ($symb =~/\.task$/); + if ($isTask) { + if ($env{'form.previousversion'} =~ /^\d+$/) { + if ($env{'form.fullname'} eq '') { + $env{'form.fullname'} = + &Apache::loncommon::plainname($uname,$udom,'lastname'); + } + my $probtitle=&Apache::lonnet::gettitle($symb); + $request->print("\n\n". + '
'. + '

'.&nameUserString(undef,$env{'form.fullname'},$uname,$udom). + '

'."\n"); + &Apache::lonxml::clear_problem_counter(); + $request->print(&show_problem($request,$symb,$uname,$udom,1,1,$mode, + {'previousversion' => $env{'form.previousversion'} })); + $request->print("\n
"); + } + } + return; +} + +sub choose_task_version_form { + my ($symb,$uname,$udom,$nomenu) = @_; + my $isTask = ($symb =~/\.task$/); + my ($current,$version,$result,$js,$displayed,$rowtitle); + if ($isTask) { + my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'}, + $udom,$uname); + if (($record{'resource.0.version'} eq '') || + ($record{'resource.0.version'} < 2)) { + return ($record{'resource.0.version'}, + $record{'resource.0.version'},$result,$js); + } else { + $current = $record{'resource.0.version'}; + } + if ($env{'form.previousversion'}) { + $displayed = $env{'form.previousversion'}; + $rowtitle = &mt('Choose another version:') + } else { + $displayed = $current; + $rowtitle = &mt('Show earlier version:'); + } + $result = '
'; + my $list; + my $numversions = 0; + for (my $i=1; $i<=$record{'resource.0.version'}; $i++) { + if ($i == $current) { + if (!$env{'form.previousversion'} || $nomenu) { + next; + } else { + $list .= ''."\n"; + $numversions ++; + } + } elsif (defined($record{'resource.'.$i.'.0.status'})) { + unless ($i == $env{'form.previousversion'}) { + $numversions ++; + } + $list .= ''."\n"; + } + } + if ($numversions) { + $symb = &HTML::Entities::encode($symb,'<>"&'); + $result .= + '
'. + &Apache::loncommon::start_data_table(). + &Apache::loncommon::start_data_table_row(). + ''.$rowtitle.''. + ''. + &Apache::loncommon::end_data_table_row(); + unless ($nomenu) { + $result .= &Apache::loncommon::start_data_table_row(). + ''.&mt('Open in new window').''. + ''. + ''. + ''. + ''. + &Apache::loncommon::end_data_table_row(); + } + $result .= + &Apache::loncommon::start_data_table_row(). + ' '. + ''. + ''. + ''. + &Apache::loncommon::end_data_table_row(). + &Apache::loncommon::end_data_table(). + '
'; + $js = &previous_display_javascript($nomenu,$current); + } elsif ($displayed && $nomenu) { + $result .= ''.&mt('Close window').''; + } else { + $result .= &mt('No previous versions to show for this student'); + } + $result .= '
'; + } + return ($current,$displayed,$result,$js); +} + +sub previous_display_javascript { + my ($nomenu,$current) = @_; + my $js = <<"JSONE"; + +ENDJS + +} + +#--- Called from submission routine +sub processHandGrade { + my ($request,$symb) = @_; + my (undef,undef,$url) = &Apache::lonnet::decode_symb($symb); + my $button = $env{'form.gradeOpt'}; + my $ngrade = $env{'form.NCT'}; + my $ntstu = $env{'form.NTSTU'}; + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + + if ($button eq 'Save & Next') { + my $ctr = 0; + while ($ctr < $ngrade) { + my ($uname,$udom) = split(/:/,$env{'form.unamedom'.$ctr}); + my ($errorflag,$pts,$wgt,$numhidden) = + &saveHandGrade($request,$symb,$uname,$udom,$ctr); + if ($errorflag eq 'no_score') { + $ctr++; + next; + } + if ($errorflag eq 'not_allowed') { + $request->print( + '' + .&mt('Not allowed to modify grades for [_1]',"$uname:$udom") + .''); + $ctr++; + next; + } + if ($numhidden) { + $request->print( + '' + .&mt('For [_1]: [quant,_2,transaction] hidden',"$uname:$udom",$numhidden) + .'
'); + } + my $includemsg = $env{'form.includemsg'.$ctr}; + my ($subject,$message,$msgstatus) = ('','',''); + my $restitle = &Apache::lonnet::gettitle($symb); + my ($feedurl,$showsymb) = + &get_feedurl_and_symb($symb,$uname,$udom); + my $messagetail; + if ($includemsg =~ /savemsg|newmsg\Q$ctr\E/) { + $subject = $env{'form.msgsub'} if ($includemsg =~ /msgsub/); + unless ($subject=~/\w/) { $subject=&mt('Grading Feedback'); } + $subject.=' ['.$restitle.']'; + my (@msgnum) = split(/,/,$includemsg); + foreach (@msgnum) { + $message.=$env{'form.'.$_} if ($_ =~ /savemsg|newmsg/ && $_ ne ''); + } + $message =&Apache::lonfeedback::clear_out_html($message); + if ($env{'form.withgrades'.$ctr}) { + $message.="\n\nPoint".($pts > 1 ? 's':'').' awarded = '.$pts.' out of '.$wgt; + $messagetail = " for $restitle"; + } + $msgstatus = + &Apache::lonmsg::user_normal_msg($uname,$udom,$subject, + $message.$messagetail, + undef,$feedurl,undef, + undef,undef,$showsymb, + $restitle); + $request->print('
'.&mt('Sending message to [_1]',$uname.':'.$udom).': '. + $msgstatus.'
'); + } + if ($env{'form.collaborator'.$ctr}) { + my @collabstrs=&Apache::loncommon::get_env_multiple("form.collaborator$ctr"); + foreach my $collabstr (@collabstrs) { + my ($part,@collaborators) = split(/:/,$collabstr); + foreach my $collaborator (@collaborators) { + my ($errorflag,$pts,$wgt) = + &saveHandGrade($request,$symb,$collaborator,$udom,$ctr, + $env{'form.unamedom'.$ctr},$part); + if ($errorflag eq 'not_allowed') { + $request->print("".&mt('Not allowed to modify grades for [_1]',"$collaborator:$udom").""); + next; + } elsif ($message ne '') { + my ($baseurl,$showsymb) = + &get_feedurl_and_symb($symb,$collaborator, + $udom); + if ($env{'form.withgrades'.$ctr}) { + $messagetail = " for $restitle"; + } + $msgstatus = + &Apache::lonmsg::user_normal_msg($collaborator,$udom,$subject,$message.$messagetail,undef,$baseurl,undef,undef,undef,$showsymb,$restitle); + } + } + } + } + $ctr++; + } + } + + my $res_error; + my ($partlist,$handgrade,$responseType,$numresp,$numessay) = &response_type($symb,\$res_error); + if ($res_error) { + $request->print(&navmap_errormsg()); + return; + } + + my %keyhash = (); + if ($numessay) { + # Keywords sorted in alphabatical order + my $loginuser = $env{'user.name'}.':'.$env{'user.domain'}; + $env{'form.keywords'} =~ s/,\s{0,}|\s+/ /g; + $env{'form.keywords'} =~ s/^\s+|\s+$//g; + my (@keywords) = sort(split(/\s+/,$env{'form.keywords'})); + $env{'form.keywords'} = join(' ',@keywords); + $keyhash{$symb.'_keywords'} = $env{'form.keywords'}; + $keyhash{$symb.'_subject'} = $env{'form.msgsub'}; + $keyhash{$loginuser.'_kwclr'} = $env{'form.kwclr'}; + $keyhash{$loginuser.'_kwsize'} = $env{'form.kwsize'}; + $keyhash{$loginuser.'_kwstyle'} = $env{'form.kwstyle'}; + } + + if ($env{'form.compmsg'}) { + # message center - Order of message gets changed. Blank line is eliminated. + # New messages are saved in env for the next student. + # All messages are saved in nohist_handgrade.db + my ($ctr,$idx) = (1,1); + while ($ctr <= $env{'form.savemsgN'}) { + if ($env{'form.savemsg'.$ctr} ne '') { + $keyhash{$symb.'_savemsg'.$idx} = $env{'form.savemsg'.$ctr}; + $idx++; + } + $ctr++; + } + $ctr = 0; + while ($ctr < $ngrade) { + if ($env{'form.newmsg'.$ctr} ne '') { + $keyhash{$symb.'_savemsg'.$idx} = $env{'form.newmsg'.$ctr}; + $env{'form.savemsg'.$idx} = $env{'form.newmsg'.$ctr}; + $idx++; + } + $ctr++; + } + $env{'form.savemsgN'} = --$idx; + $keyhash{$symb.'_savemsgN'} = $env{'form.savemsgN'}; + } + if (($numessay) || ($env{'form.compmsg'})) { + my $putresult = &Apache::lonnet::put + ('nohist_handgrade',\%keyhash,$cdom,$cnum); + } + + # Called by Save & Refresh from Highlight Attribute Window + my (undef,undef,$fullname) = &getclasslist($env{'form.section'},'1'); + if ($env{'form.refresh'} eq 'on') { + my ($ctr,$total) = (0,0); + while ($ctr < $ngrade) { + $total++ if $env{'form.unamedom'.$ctr} ne ''; + $ctr++; + } + $env{'form.NTSTU'}=$ngrade; + $ctr = 0; + while ($ctr < $total) { + my $processUser = $env{'form.unamedom'.$ctr}; + ($env{'form.student'},$env{'form.userdom'}) = split(/:/,$processUser); + $env{'form.fullname'} = $$fullname{$processUser}; + &submission($request,$ctr,$total-1,$symb); + $ctr++; + } + return ''; + } + + # Get the next/previous one or group of students + my $firststu = $env{'form.unamedom0'}; + my $laststu = $env{'form.unamedom'.($ngrade-1)}; + my $ctr = 2; + while ($laststu eq '') { + $laststu = $env{'form.unamedom'.($ngrade-$ctr)}; + $ctr++; + $laststu = $firststu if ($ctr > $ngrade); + } + + my (@parsedlist,@nextlist); + my ($nextflg) = 0; + foreach my $item (sort + { + if (lc($$fullname{$a}) ne lc($$fullname{$b})) { + return (lc($$fullname{$a}) cmp lc($$fullname{$b})); + } + return $a cmp $b; + } (keys(%$fullname))) { + if ($nextflg == 1 && $button =~ /Next$/) { + push(@parsedlist,$item); + } + $nextflg = 1 if ($item eq $laststu); + if ($button eq 'Previous') { + last if ($item eq $firststu); + push(@parsedlist,$item); + } + } + $ctr = 0; + @parsedlist = reverse @parsedlist if ($button eq 'Previous'); + foreach my $student (@parsedlist) { + my $submitonly=$env{'form.submitonly'}; + my ($uname,$udom) = split(/:/,$student); + + if ($submitonly eq 'queued') { + my %queue_status = + &Apache::bridgetask::get_student_status($symb,$cdom,$cnum, + $udom,$uname); + next if (!defined($queue_status{'gradingqueue'})); + } + + if ($submitonly =~ /^(yes|graded|incorrect)$/) { +# my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},$udom,$uname); + my %status=&student_gradeStatus($symb,$udom,$uname,$partlist); + my $submitted = 0; + my $ungraded = 0; + my $incorrect = 0; + foreach my $item (keys(%status)) { + $submitted = 1 if ($status{$item} ne 'nothing'); + $ungraded = 1 if ($status{$item} =~ /^ungraded/); + $incorrect = 1 if ($status{$item} =~ /^incorrect/); + my ($foo,$partid,$foo1) = split(/\./,$item); + if ($status{'resource.'.$partid.'.submitted_by'} ne '') { + $submitted = 0; + } + } + next if (!$submitted && ($submitonly eq 'yes' || + $submitonly eq 'incorrect' || + $submitonly eq 'graded')); + next if (!$ungraded && ($submitonly eq 'graded')); + next if (!$incorrect && $submitonly eq 'incorrect'); + } + push(@nextlist,$student) if ($ctr < $ntstu); + last if ($ctr == $ntstu); + $ctr++; + } + + $ctr = 0; + my $total = scalar(@nextlist)-1; + + foreach (sort(@nextlist)) { + my ($uname,$udom,$submitter) = split(/:/); + $env{'form.student'} = $uname; + $env{'form.userdom'} = $udom; + $env{'form.fullname'} = $$fullname{$_}; + &submission($request,$ctr,$total,$symb); + $ctr++; + } + if ($total < 0) { + my $the_end.='

'.&mt('[_1]Message:[_2] No more students for this section or class.','','').'

'."\n"; + $request->print($the_end); + } + return ''; +} + +#---- Save the score and award for each student, if changed +sub saveHandGrade { + my ($request,$symb,$stuname,$domain,$newflg,$submitter,$part) = @_; + my @version_parts; + my $usec = &Apache::lonnet::getsection($domain,$stuname, + $env{'request.course.id'}); + if (!&canmodify($usec)) { return('not_allowed'); } + my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},$domain,$stuname); + my @parts_graded; + my %newrecord = (); + my ($pts,$wgt,$totchg) = ('','',0); + my %aggregate = (); + my $aggregateflag = 0; + if ($env{'form.HIDE'.$newflg}) { + my ($version,$parts) = split(/:/,$env{'form.HIDE'.$newflg},2); + my $numchgs = &makehidden($version,$parts,\%record,$symb,$domain,$stuname,1); + $totchg += $numchgs; + } + my @parts = split(/:/,$env{'form.partlist'.$newflg}); + foreach my $new_part (@parts) { + #collaborator ($submi may vary for different parts + if ($submitter && $new_part ne $part) { next; } + my $dropMenu = $env{'form.GD_SEL'.$newflg.'_'.$new_part}; + if ($dropMenu eq 'excused') { + if ($record{'resource.'.$new_part.'.solved'} ne 'excused') { + $newrecord{'resource.'.$new_part.'.solved'} = 'excused'; + if (exists($record{'resource.'.$new_part.'.awarded'})) { + $newrecord{'resource.'.$new_part.'.awarded'} = ''; + } + $newrecord{'resource.'.$new_part.'.regrader'}="$env{'user.name'}:$env{'user.domain'}"; + } + } elsif ($dropMenu eq 'reset status' + && exists($record{'resource.'.$new_part.'.solved'})) { #don't bother if no old records -> no attempts + foreach my $key (keys(%record)) { + if ($key=~/^resource\.\Q$new_part\E\./) { $newrecord{$key} = ''; } + } + $newrecord{'resource.'.$new_part.'.regrader'}= + "$env{'user.name'}:$env{'user.domain'}"; + my $totaltries = $record{'resource.'.$part.'.tries'}; + + my %last_resets = &get_last_resets($symb,$env{'request.course.id'}, + [$new_part]); + my $aggtries =$totaltries; + if ($last_resets{$new_part}) { + $aggtries = &get_num_tries(\%record,$last_resets{$new_part}, + $new_part); + } + + my $solvedstatus = $record{'resource.'.$new_part.'.solved'}; + if ($aggtries > 0) { + &decrement_aggs($symb,$new_part,\%aggregate,$aggtries,$totaltries,$solvedstatus); + $aggregateflag = 1; + } + } elsif ($dropMenu eq '') { + $pts = ($env{'form.GD_BOX'.$newflg.'_'.$new_part} ne '' ? + $env{'form.GD_BOX'.$newflg.'_'.$new_part} : + $env{'form.RADVAL'.$newflg.'_'.$new_part}); + if ($pts eq '' && $env{'form.GD_SEL'.$newflg.'_'.$new_part} eq '') { + next; + } + $wgt = $env{'form.WGT'.$newflg.'_'.$new_part} eq '' ? 1 : + $env{'form.WGT'.$newflg.'_'.$new_part}; + my $partial= $pts/$wgt; + if ($partial eq $record{'resource.'.$new_part.'.awarded'}) { + #do not update score for part if not changed. + &handback_files($request,$symb,$stuname,$domain,$newflg,$new_part,\%newrecord); + next; + } else { + push(@parts_graded,$new_part); + } + if ($record{'resource.'.$new_part.'.awarded'} ne $partial) { + $newrecord{'resource.'.$new_part.'.awarded'} = $partial; + } + my $reckey = 'resource.'.$new_part.'.solved'; + if ($partial == 0) { + if ($record{$reckey} ne 'incorrect_by_override') { + $newrecord{$reckey} = 'incorrect_by_override'; + } + } else { + if ($record{$reckey} ne 'correct_by_override') { + $newrecord{$reckey} = 'correct_by_override'; + } + } + if ($submitter && + ($record{'resource.'.$new_part.'.submitted_by'} ne $submitter)) { + $newrecord{'resource.'.$new_part.'.submitted_by'} = $submitter; + } + $newrecord{'resource.'.$new_part.'.regrader'}= + "$env{'user.name'}:$env{'user.domain'}"; + } + # unless problem has been graded, set flag to version the submitted files + unless ($record{'resource.'.$new_part.'.solved'} =~ /^correct_/ || + $record{'resource.'.$new_part.'.solved'} eq 'incorrect_by_override' || + $dropMenu eq 'reset status') + { + push(@version_parts,$new_part); + } + } + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + + if (%newrecord) { + if (@version_parts) { + my @changed_keys = &version_portfiles(\%record, \@parts_graded, + $env{'request.course.id'}, $symb, $domain, $stuname, \@version_parts); + @newrecord{@changed_keys} = @record{@changed_keys}; + foreach my $new_part (@version_parts) { + &handback_files($request,$symb,$stuname,$domain,$newflg, + $new_part,\%newrecord); + } + } + &Apache::lonnet::cstore(\%newrecord,$symb, + $env{'request.course.id'},$domain,$stuname); + &check_and_remove_from_queue(\@parts,\%record,\%newrecord,$symb, + $cdom,$cnum,$domain,$stuname); + } + if ($aggregateflag) { + &Apache::lonnet::cinc('nohist_resourcetracker',\%aggregate, + $cdom,$cnum); + } + return ('',$pts,$wgt,$totchg); +} + +sub makehidden { + my ($version,$parts,$record,$symb,$domain,$stuname,$tolog) = @_; + return unless (ref($record) eq 'HASH'); + my %modified; + my $numchanged = 0; + if (exists($record->{$version.':keys'})) { + my $partsregexp = $parts; + $partsregexp =~ s/,/|/g; + foreach my $key (split(/\:/,$record->{$version.':keys'})) { + if ($key =~ /^resource\.(?:$partsregexp)\.([^\.]+)$/) { + my $item = $1; + unless (($item eq 'solved') || ($item =~ /^award(|msg|ed)$/)) { + $modified{$key} = $record->{$version.':'.$key}; + } + } elsif ($key =~ m{^(resource\.(?:$partsregexp)\.[^\.]+\.)(.+)$}) { + $modified{$1.'hidden'.$2} = $record->{$version.':'.$key}; + } elsif ($key =~ /^(ip|timestamp|host)$/) { + $modified{$key} = $record->{$version.':'.$key}; + } + } + if (keys(%modified)) { + if (&Apache::lonnet::putstore($env{'request.course.id'},$symb,$version,\%modified, + $domain,$stuname,$tolog) eq 'ok') { + $numchanged ++; + } + } + } + return $numchanged; +} + +sub check_and_remove_from_queue { + my ($parts,$record,$newrecord,$symb,$cdom,$cnum,$domain,$stuname) = @_; + my @ungraded_parts; + foreach my $part (@{$parts}) { + if ( $record->{ 'resource.'.$part.'.awarded'} eq '' + && $record->{ 'resource.'.$part.'.solved' } ne 'excused' + && $newrecord->{'resource.'.$part.'.awarded'} eq '' + && $newrecord->{'resource.'.$part.'.solved' } ne 'excused' + ) { + push(@ungraded_parts, $part); + } + } + if ( !@ungraded_parts ) { + &Apache::bridgetask::remove_from_queue('gradingqueue',$symb,$cdom, + $cnum,$domain,$stuname); + } +} + +sub handback_files { + my ($request,$symb,$stuname,$domain,$newflg,$new_part,$newrecord) = @_; + my $portfolio_root = '/userfiles/portfolio'; + my $res_error; + my ($partlist,$handgrade,$responseType) = &response_type($symb,\$res_error); + if ($res_error) { + $request->print('
'.&navmap_errormsg().'
'); + return; + } + my @handedback; + my $file_msg; + my @part_response_id = &flatten_responseType($responseType); + foreach my $part_response_id (@part_response_id) { + my ($part_id,$resp_id) = @{ $part_response_id }; + my $part_resp = join('_',@{ $part_response_id }); + if (($env{'form.'.$newflg.'_'.$part_resp.'_countreturndoc'} =~ /^\d+$/) & ($new_part eq $part_id)) { + for (my $counter=1; $counter<=$env{'form.'.$newflg.'_'.$part_resp.'_countreturndoc'}; $counter++) { + # if multiple files are uploaded names will be 'returndoc2','returndoc3' + if ($env{'form.'.$newflg.'_'.$part_resp.'_returndoc'.$counter}) { + my $fname=$env{'form.'.$newflg.'_'.$part_resp.'_returndoc'.$counter.'.filename'}; + my ($directory,$answer_file) = + ($env{'form.'.$newflg.'_'.$part_resp.'_origdoc'.$counter} =~ /^(.*?)([^\/]*)$/); + my ($answer_name,$answer_ver,$answer_ext) = + &Apache::lonnet::file_name_version_ext($answer_file); + my ($portfolio_path) = ($directory =~ /^.+$stuname\/portfolio(.*)/); + my $getpropath = 1; + my ($dir_list,$listerror) = + &Apache::lonnet::dirlist($portfolio_root.$portfolio_path, + $domain,$stuname,$getpropath); + my $version = &Apache::lonnet::get_next_version($answer_name,$answer_ext,$dir_list); + # fix filename + my ($save_file_name) = (($directory.$answer_name.".$version.".$answer_ext) =~ /^.+\/${stuname}\/(.*)/); + my $result=&Apache::lonnet::finishuserfileupload($stuname,$domain, + $newflg.'_'.$part_resp.'_returndoc'.$counter, + $save_file_name); + if ($result !~ m|^/uploaded/|) { + $request->print('
'. + &mt('An error occurred ([_1]) while trying to upload [_2].', + $result,$newflg.'_'.$part_resp.'_returndoc'.$counter). + ''); + } else { + # mark the file as read only + push(@handedback,$save_file_name); + if (exists($$newrecord{"resource.$new_part.$resp_id.handback"})) { + $$newrecord{"resource.$new_part.$resp_id.handback"}.=','; + } + $$newrecord{"resource.$new_part.$resp_id.handback"} .= $save_file_name; + $file_msg.= ''.$save_file_name."
"; + } + $request->print('
'.&mt('[_1] will be the uploaded filename [_2]',''.$fname.'',''.$env{'form.'.$newflg.'_'.$part_resp.'_origdoc'.$counter}.'')); + } + } + } + } + if (@handedback > 0) { + $request->print('
'); + my @what = ($symb,$env{'request.course.id'},'handback'); + &Apache::lonnet::mark_as_readonly($domain,$stuname,\@handedback,\@what); + my $user_lh = &Apache::loncommon::user_lang($stuname,$domain,$env{'request.course.id'}); + my ($subject,$message); + if (scalar(@handedback) == 1) { + $subject = &mt_user($user_lh,'File Handed Back by Instructor'); + $message = &mt_user($user_lh,'A file has been returned that was originally submitted in response to: '); + } else { + $subject = &mt_user($user_lh,'Files Handed Back by Instructor'); + $message = &mt_user($user_lh,'Files have been returned that were originally submitted in response to: '); + } + $message .= "

".&Apache::lonnet::gettitle($symb)."

"; + $message .= &mt_user($user_lh,'The returned file(s) are named: [_1]',"
$file_msg
"). + &mt_user($user_lh,'The file(s) can be found in your [_1]portfolio[_2].','',''); + my ($feedurl,$showsymb) = + &get_feedurl_and_symb($symb,$domain,$stuname); + my $restitle = &Apache::lonnet::gettitle($symb); + $subject .= ' '.&mt_user($user_lh,'(File Returned)').' ['.$restitle.']'; + my $msgstatus = + &Apache::lonmsg::user_normal_msg($stuname,$domain,$subject, + $message,undef,$feedurl,undef,undef,undef,$showsymb, + $restitle); + if ($msgstatus) { + $request->print(&mt('Notification message status: [_1]',''.$msgstatus.'').'
'); + } + } + return; +} + +sub get_feedurl_and_symb { + my ($symb,$uname,$udom) = @_; + my (undef,undef,$url) = &Apache::lonnet::decode_symb($symb); + $url = &Apache::lonnet::clutter($url); + my $encrypturl=&Apache::lonnet::EXT('resource.0.encrypturl', + $symb,$udom,$uname); + if ($encrypturl =~ /^yes$/i) { + &Apache::lonenc::encrypted(\$url,1); + &Apache::lonenc::encrypted(\$symb,1); + } + return ($url,$symb); +} + +sub get_submitted_files { + my ($udom,$uname,$partid,$respid,$record) = @_; + my @files; + if ($$record{"resource.$partid.$respid.portfiles"}) { + my $file_url = '/uploaded/'.$udom.'/'.$uname.'/portfolio'; + foreach my $file (split(',',$$record{"resource.$partid.$respid.portfiles"})) { + push(@files,$file_url.$file); + } + } + if ($$record{"resource.$partid.$respid.uploadedurl"}) { + push(@files,$$record{"resource.$partid.$respid.uploadedurl"}); + } + return (\@files); +} + +# ----------- Provides number of tries since last reset. +sub get_num_tries { + my ($record,$last_reset,$part) = @_; + my $timestamp = ''; + my $num_tries = 0; + if ($$record{'version'}) { + for (my $version=$$record{'version'};$version>=1;$version--) { + if (exists($$record{$version.':resource.'.$part.'.solved'})) { + $timestamp = $$record{$version.':timestamp'}; + if ($timestamp > $last_reset) { + $num_tries ++; + } else { + last; + } + } + } + } + return $num_tries; +} + +# ----------- Determine decrements required in aggregate totals +sub decrement_aggs { + my ($symb,$part,$aggregate,$aggtries,$totaltries,$solvedstatus) = @_; + my %decrement = ( + attempts => 0, + users => 0, + correct => 0 + ); + $decrement{'attempts'} = $aggtries; + if ($solvedstatus =~ /^correct/) { + $decrement{'correct'} = 1; + } + if ($aggtries == $totaltries) { + $decrement{'users'} = 1; + } + foreach my $type (keys(%decrement)) { + $$aggregate{$symb."\0".$part."\0".$type} = -$decrement{$type}; + } + return; +} + +# ----------- Determine timestamps for last reset of aggregate totals for parts +sub get_last_resets { + my ($symb,$courseid,$partids) =@_; + my %last_resets; + my $cdom = $env{'course.'.$courseid.'.domain'}; + my $cname = $env{'course.'.$courseid.'.num'}; + my @keys; + foreach my $part (@{$partids}) { + push(@keys,"$symb\0$part\0resettime"); + } + my %results=&Apache::lonnet::get('nohist_resourcetracker',\@keys, + $cdom,$cname); + foreach my $part (@{$partids}) { + $last_resets{$part}=$results{"$symb\0$part\0resettime"}; + } + return %last_resets; +} + +# ----------- Handles creating versions for portfolio files as answers +sub version_portfiles { + my ($record, $parts_graded, $courseid, $symb, $domain, $stu_name, $v_flag) = @_; + my $version_parts = join('|',@$v_flag); + my @returned_keys; + my $parts = join('|', @$parts_graded); + foreach my $key (keys(%$record)) { + my $new_portfiles; + if ($key =~ /^resource\.($version_parts)\./ && $key =~ /\.portfiles$/ ) { + my @versioned_portfiles; + my @portfiles = split(/\s*,\s*/,$$record{$key}); + if (@portfiles) { + &Apache::lonnet::portfiles_versioning($symb,$domain,$stu_name,\@portfiles, + \@versioned_portfiles); + } + $$record{$key} = join(',',@versioned_portfiles); + push(@returned_keys,$key); + } + } + return (@returned_keys); +} + +#-------------------------------------------------------------------------------------- +# +#-------------------------- Next few routines handles grading by section or whole class +# +#--- Javascript to handle grading by section or whole class +sub viewgrades_js { + my ($request) = shift; + + my $alertmsg = &mt('A number equal or greater than 0 is expected. Entered value = '); + &js_escape(\$alertmsg); + $request->print(&Apache::lonhtmlcommon::scripttag(< parseFloat(weight)) { + var resp = confirm("You entered a value ("+parseFloat(point)+ + ") greater than the weight for the part. Accept?"); + if (resp == false) { + textbox.value = ""; + return; + } + } + for (var i=0; i parseFloat(weight)) { + var resp = confirm("You entered a value ("+parseFloat(point)+ + ") greater than the weight of the part. Accept?"); + if (resp == false) { + textbox.value = ""; + return; + } + } + selval[0].selected = true; + } + + function changeOneScore(partid,user) { + var selval = document.classgrade["GD_"+user+'_'+partid+"_solved"]; + if (selval[1].selected || selval[2].selected) { + document.classgrade["GD_"+user+'_'+partid+"_awarded"].value = ""; + if (selval[2].selected) { + document.classgrade["GD_"+user+'_'+partid+"_tries"].value = "0"; + } + } + } + + function resetEntry(numpart) { + for (ctpart=0;ctpart'; + + #view individual student submission form - called using Javascript viewOneStudent + $result.=&jscriptNform($symb); + + #beginning of class grading form + my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status')); + $result.= '
'."\n". + ''."\n". + ''."\n". + &build_section_inputs(). + ''."\n". + + #retrieve selected groups + my (@groups,$group_display); + @groups = &Apache::loncommon::get_env_multiple('form.group'); + if (grep(/^all$/,@groups)) { + @groups = ('all'); + } elsif (grep(/^none$/,@groups)) { + @groups = ('none'); + } elsif (@groups > 0) { + $group_display = join(', ',@groups); + } + + my ($common_header,$specific_header,@sections,$section_display); + if ($env{'request.course.sec'} ne '') { + @sections = ($env{'request.course.sec'}); + } else { + @sections = &Apache::loncommon::get_env_multiple('form.section'); + } + +# Check if Save button should be usable + my $disabled = ' disabled="disabled"'; + if ($perm{'mgr'}) { + if (grep(/^all$/,@sections)) { + undef($disabled); + } else { + foreach my $sec (@sections) { + if (&canmodify($sec)) { + undef($disabled); + last; + } + } + } + } + if (grep(/^all$/,@sections)) { + @sections = ('all'); + if ($group_display) { + $common_header = &mt('Assign Common Grade to Students in Group(s) [_1]',$group_display); + $specific_header = &mt('Assign Grade to Specific Students in Group(s) [_1]',$group_display); + } elsif (grep(/^none$/,@groups)) { + $common_header = &mt('Assign Common Grade to Students not assigned to any groups'); + $specific_header = &mt('Assign Grade to Specific Students not assigned to any groups'); + } else { + $common_header = &mt('Assign Common Grade to Class'); + $specific_header = &mt('Assign Grade to Specific Students in Class'); + } + } elsif (grep(/^none$/,@sections)) { + @sections = ('none'); + if ($group_display) { + $common_header = &mt('Assign Common Grade to Students in no Section and in Group(s) [_1]',$group_display); + $specific_header = &mt('Assign Grade to Specific Students in no Section and in Group(s)',$group_display); + } elsif (grep(/^none$/,@groups)) { + $common_header = &mt('Assign Common Grade to Students in no Section and in no Group'); + $specific_header = &mt('Assign Grade to Specific Students in no Section and in no Group'); + } else { + $common_header = &mt('Assign Common Grade to Students in no Section'); + $specific_header = &mt('Assign Grade to Specific Students in no Section'); + } + } else { + $section_display = join (", ",@sections); + if ($group_display) { + $common_header = &mt('Assign Common Grade to Students in Section(s) [_1], and in Group(s) [_2]', + $section_display,$group_display); + $specific_header = &mt('Assign Grade to Specific Students in Section(s) [_1], and in Group(s) [_2]', + $section_display,$group_display); + } elsif (grep(/^none$/,@groups)) { + $common_header = &mt('Assign Common Grade to Students in Section(s) [_1] and no Group',$section_display); + $specific_header = &mt('Assign Grade to Specific Students in Section(s) [_1] and no Group',$section_display); + } else { + $common_header = &mt('Assign Common Grade to Students in Section(s) [_1]',$section_display); + $specific_header = &mt('Assign Grade to Specific Students in Section(s) [_1]',$section_display); + } + } + my %submit_types = &substatus_options(); + my $submission_status = $submit_types{$env{'form.submitonly'}}; + + if ($env{'form.submitonly'} eq 'all') { + $result.= '

'.$common_header.'

'; + } else { + my $text; + if ($is_tool) { + $text = &mt('(transaction status: "[_1]")',$submission_status); + } else { + $text = &mt('(submission status: "[_1]")',$submission_status); + } + $result.= '

'.$common_header.' '.$text.'

'; + } + $result .= &Apache::loncommon::start_data_table(); + #radio buttons/text box for assigning points for a section or class. + #handles different parts of a problem + my $res_error; + my ($partlist,$handgrade,$responseType) = &response_type($symb,\$res_error); + if ($res_error) { + return &navmap_errormsg(); + } + my %weight = (); + my $ctsparts = 0; + my %seen = (); + my @part_response_id; + if ($is_tool) { + @part_response_id = ([0,'']); + } else { + @part_response_id = &flatten_responseType($responseType); + } + foreach my $part_response_id (@part_response_id) { + my ($partid,$respid) = @{ $part_response_id }; + my $part_resp = join('_',@{ $part_response_id }); + next if $seen{$partid}; + $seen{$partid}++; + my $wgt = &Apache::lonnet::EXT('resource.'.$partid.'.weight',$symb); + $weight{$partid} = $wgt eq '' ? '1' : $wgt; + + my $display_part=&get_display_part($partid,$symb); + my $radio.=''; + my $ctr = 0; + while ($ctr<=$weight{$partid}) { # display radio buttons in a nice table 10 across + $radio.= '\n"; + $result.=(($ctr+1)%10 == 0 ? '' : ''); + $ctr++; + } + $radio.='
'; + my $line = ' /'. + $weight{$partid}.' '.&mt('(problem weight)').''."\n"; + $line.= ''.&mt('Grade Status').':'. + ''. + ''; + $line.=''."\n"; + $line.=''."\n"; + + $result.= + &Apache::loncommon::start_data_table_row()."\n". + ''.&mt('Part:').''.$display_part.''.&mt('Points:').''.$radio.''.&mt('or').''.$line.''. + &Apache::loncommon::end_data_table_row()."\n"; + $ctsparts++; + } + $result.=&Apache::loncommon::end_data_table()."\n". + ''; + $result.=''; + + #table listing all the students in a section/class + #header of table + if ($env{'form.submitonly'} eq 'all') { + $result.= '

'.$specific_header.'

'; + } else { + my $text; + if ($is_tool) { + $text = &mt('(transaction status: "[_1]")',$submission_status); + } else { + $text = &mt('(submission status: "[_1]")',$submission_status); + } + $result.= '

'.$specific_header.' '.$text.'

'; + } + $result.= &Apache::loncommon::start_data_table(). + &Apache::loncommon::start_data_table_header_row(). + ''.&mt('No.').''. + ''.&nameUserString('header')."\n"; + my $partserror; + my (@parts) = sort(&getpartlist($symb,\$partserror)); + if ($partserror) { + return &navmap_errormsg(); + } + my (undef,undef,$url)=&Apache::lonnet::decode_symb($symb); + my @partids = (); + foreach my $part (@parts) { + my $display=&Apache::lonnet::metadata($url,$part.'.display',$toolsymb); + my $narrowtext = &mt('Tries'); + $display =~ s|^Number of Attempts|$narrowtext
|; # makes the column narrower + if (!$display) { $display = &Apache::lonnet::metadata($url,$part.'.name',$toolsymb); } + my ($partid) = &split_part_type($part); + push(@partids,$partid); +# +# FIXME: Looks like $display looks at English text +# + my $display_part=&get_display_part($partid,$symb); + if ($display =~ /^Partial Credit Factor/) { + $result.=''. + &mt('Score Part: [_1][_2](weight = [_3])', + $display_part,'
',$weight{$partid}).''."\n"; + next; + + } else { + if ($display =~ /Problem Status/) { + my $grade_status_mt = &mt('Grade Status'); + $display =~ s{Problem Status}{$grade_status_mt
}; + } + my $part_mt = &mt('Part:'); + $display =~s{\[Part: \Q$partid\E\]}{$part_mt $display_part}; + } + + $result.=''.$display.''."\n"; + } + $result.=&Apache::loncommon::end_data_table_header_row(); + + my %last_resets = + &get_last_resets($symb,$env{'request.course.id'},\@partids); + + #get info for each student + #list all the students - with points and grade status + my (undef,undef,$fullname) = &getclasslist(\@sections,'1',\@groups); + my $ctr = 0; + foreach (sort + { + if (lc($$fullname{$a}) ne lc($$fullname{$b})) { + return (lc($$fullname{$a}) cmp lc($$fullname{$b})); + } + return $a cmp $b; + } (keys(%$fullname))) { + $result.=&viewstudentgrade($symb,$env{'request.course.id'}, + $_,$$fullname{$_},\@parts,\%weight,\$ctr,\%last_resets,$is_tool); + } + $result.=&Apache::loncommon::end_data_table(); + $result.=''."\n"; + $result.='
'."\n"; + if ($ctr == 0) { + my $stu_status = join(' or ',&Apache::loncommon::get_env_multiple('form.Status')); + $result='

'.&mt('Manual Grading').'

'. + ''; + if ($env{'form.submitonly'} eq 'all') { + if (grep(/^all$/,@sections)) { + if (grep(/^all$/,@groups)) { + $result .= &mt('There are no students with enrollment status [_1] to modify or grade.', + $stu_status); + } elsif (grep(/^none$/,@groups)) { + $result .= &mt('There are no students with no group assigned and with enrollment status [_1] to modify or grade.', + $stu_status); + } else { + $result .= &mt('There are no students in group(s) [_1] with enrollment status [_2] to modify or grade.', + $group_display,$stu_status); + } + } elsif (grep(/^none$/,@sections)) { + if (grep(/^all$/,@groups)) { + $result .= &mt('There are no students in no section with enrollment status [_1] to modify or grade.', + $stu_status); + } elsif (grep(/^none$/,@groups)) { + $result .= &mt('There are no students in no section and no group with enrollment status [_1] to modify or grade.', + $stu_status); + } else { + $result .= &mt('There are no students in no section in group(s) [_1] with enrollment status [_2] to modify or grade.', + $group_display,$stu_status); + } + } else { + if (grep(/^all$/,@groups)) { + $result .= &mt('There are no students in section(s) [_1] with enrollment status [_2] to modify or grade.', + $section_display,$stu_status); + } elsif (grep(/^none$/,@groups)) { + $result .= &mt('There are no students in section(s) [_1] and no group with enrollment status [_2] to modify or grade.', + $section_display,$stu_status); + } else { + $result .= &mt('There are no students in section(s) [_1] and group(s) [_2] with enrollment status [_3] to modify or grade.', + $section_display,$group_display,$stu_status); + } + } + } else { + if (grep(/^all$/,@sections)) { + if (grep(/^all$/,@groups)) { + $result .= &mt('There are no students with enrollment status [_1] and submission status "[_2]" to modify or grade.', + $stu_status,$submission_status); + } elsif (grep(/^none$/,@groups)) { + $result .= &mt('There are no students with no group assigned with enrollment status [_1] and submission status "[_2]" to modify or grade.', + $stu_status,$submission_status); + } else { + $result .= &mt('There are no students in group(s) [_1] with enrollment status [_2] and submission status "[_3]" to modify or grade.', + $group_display,$stu_status,$submission_status); + } + } elsif (grep(/^none$/,@sections)) { + if (grep(/^all$/,@groups)) { + $result .= &mt('There are no students in no section with enrollment status [_1] and submission status "[_2]" to modify or grade.', + $stu_status,$submission_status); + } elsif (grep(/^none$/,@groups)) { + $result .= &mt('There are no students in no section and no group with enrollment status [_1] and submission status "[_2]" to modify or grade.', + $stu_status,$submission_status); + } else { + $result .= &mt('There are no students in no section in group(s) [_1] with enrollment status [_2] and submission status "[_3]" to modify or grade.', + $group_display,$stu_status,$submission_status); + } + } else { + if (grep(/^all$/,@groups)) { + $result .= &mt('There are no students in section(s) [_1] with enrollment status [_2] and submission status "[_3]" to modify or grade.', + $section_display,$stu_status,$submission_status); + } elsif (grep(/^none$/,@groups)) { + $result .= &mt('There are no students in section(s) [_1] and no group with enrollment status [_2] and submission status "[_3]" to modify or grade.', + $section_display,$stu_status,$submission_status); + } else { + $result .= &mt('There are no students in section(s) [_1] and group(s) [_2] with enrollment status [_3] and submission status "[_4]" to modify or grade.', + $section_display,$group_display,$stu_status,$submission_status); + } + } + } + $result .= '
'; + } + return $result; +} + +#--- call by previous routine to display each student who satisfies submission filter. +sub viewstudentgrade { + my ($symb,$courseid,$student,$fullname,$parts,$weight,$ctr,$last_resets,$is_tool) = @_; + my ($uname,$udom) = split(/:/,$student); + my %record=&Apache::lonnet::restore($symb,$courseid,$udom,$uname); + my $submitonly = $env{'form.submitonly'}; + unless (($submitonly eq 'all') || ($submitonly eq 'queued')) { + my %partstatus = (); + if (ref($parts) eq 'ARRAY') { + foreach my $apart (@{$parts}) { + my ($part,$type) = &split_part_type($apart); + my ($status,undef) = split(/_/,$record{"resource.$part.solved"},2); + $status = 'nothing' if ($status eq ''); + $partstatus{$part} = $status; + my $subkey = "resource.$part.submitted_by"; + $partstatus{$subkey} = $record{$subkey} if ($record{$subkey} ne ''); + } + my $submitted = 0; + my $graded = 0; + my $incorrect = 0; + foreach my $key (keys(%partstatus)) { + $submitted = 1 if ($partstatus{$key} ne 'nothing'); + $graded = 1 if ($partstatus{$key} =~ /^ungraded/); + $incorrect = 1 if ($partstatus{$key} =~ /^incorrect/); + + my $partid = (split(/\./,$key))[1]; + if ($partstatus{'resource.'.$partid.'.'.$key.'.submitted_by'} ne '') { + $submitted = 0; + } + } + return if (!$submitted && ($submitonly eq 'yes' || + $submitonly eq 'incorrect' || + $submitonly eq 'graded')); + return if (!$graded && ($submitonly eq 'graded')); + return if (!$incorrect && $submitonly eq 'incorrect'); + } + } + if ($submitonly eq 'queued') { + my ($cdom,$cnum) = split(/_/,$courseid); + my %queue_status = + &Apache::bridgetask::get_student_status($symb,$cdom,$cnum, + $udom,$uname); + return if (!defined($queue_status{'gradingqueue'})); + } + $$ctr++; + my %aggregates = (); + my $result=&Apache::loncommon::start_data_table_row().''. + ''. + "\n".$$ctr.'  '. + ''.$fullname.' '. + '('.$uname.($env{'user.domain'} eq $udom ? '' : ':'.$udom).')'."\n"; + $student=~s/:/_/; # colon doen't work in javascript for names + foreach my $apart (@$parts) { + my ($part,$type) = &split_part_type($apart); + my $score=$record{"resource.$part.$type"}; + $result.=''; + my ($aggtries,$totaltries); + unless (exists($aggregates{$part})) { + $totaltries = $record{'resource.'.$part.'.tries'}; + $aggtries = $totaltries; + if ($$last_resets{$part}) { + $aggtries = &get_num_tries(\%record,$$last_resets{$part}, + $part); + } + $result.=''."\n"; + $result.=''."\n"; + $aggregates{$part} = 1; + } + if ($type eq 'awarded') { + my $pts = $score eq '' ? '' : &compute_points($score,$$weight{$part}); + $result.=''."\n"; + $result.=''."\n"; + } elsif ($type eq 'solved') { + my ($status,$foo)=split(/_/,$score,2); + $status = 'nothing' if ($status eq ''); + $result.=''."\n"; + $result.='  \n"; + } else { + $result.=''. + "\n"; + $result.=''."\n"; + } + } + $result.=&Apache::loncommon::end_data_table_row(); + return $result; +} + +#--- change scores for all the students in a section/class +# record does not get update if unchanged +sub editgrades { + my ($request,$symb) = @_; + my $toolsymb; + if ($symb =~ /ext\.tool$/) { + $toolsymb = $symb; + } + + my $section_display = join (", ",&Apache::loncommon::get_env_multiple('form.section')); + my $title='

'.&mt('Current Grade Status').'

'; + $title.='

'.&mt('Section:').' '.$section_display.'

'."\n"; + + my $result= &Apache::loncommon::start_data_table(). + &Apache::loncommon::start_data_table_header_row(). + ''.&mt('No.').''. + ''.&nameUserString('header')."\n"; + my %scoreptr = ( + 'correct' =>'correct_by_override', + 'incorrect'=>'incorrect_by_override', + 'excused' =>'excused', + 'ungraded' =>'ungraded_attempted', + 'credited' =>'credit_attempted', + 'nothing' => '', + ); + my ($classlist,undef,$fullname) = &getclasslist($env{'form.section'},'0'); + + my (@partid); + my %weight = (); + my %columns = (); + my ($i,$ctr,$count,$rec_update) = (0,0,0,0); + + my $partserror; + my (@parts) = sort(&getpartlist($symb,\$partserror)); + if ($partserror) { + return &navmap_errormsg(); + } + my $header; + while ($ctr < $env{'form.totalparts'}) { + my $partid = $env{'form.partid_'.$ctr}; + push(@partid,$partid); + $weight{$partid} = $env{'form.weight_'.$partid}; + $ctr++; + } + my (undef,undef,$url) = &Apache::lonnet::decode_symb($symb); + my $totcolspan = 0; + foreach my $partid (@partid) { + $header .= ''.&mt('Old Score').''. + ''.&mt('New Score').''; + $columns{$partid}=2; + foreach my $stores (@parts) { + my ($part,$type) = &split_part_type($stores); + if ($part !~ m/^\Q$partid\E/) { next;} + if ($type eq 'awarded' || $type eq 'solved') { next; } + my $display=&Apache::lonnet::metadata($url,$stores.'.display',$toolsymb); + $display =~ s/\[Part: \Q$part\E\]//; + my $narrowtext = &mt('Tries'); + $display =~ s/Number of Attempts/$narrowtext/; + $header .= ''.&mt('Old').' '.$display.''. + ''.&mt('New').' '.$display.''; + $columns{$partid}+=2; + } + $totcolspan += $columns{$partid}; + } + foreach my $partid (@partid) { + my $display_part=&get_display_part($partid,$symb); + $result .= ''. + &mt('Part: [_1] (Weight = [_2])',$display_part,$weight{$partid}). + ''; + + } + $result .= &Apache::loncommon::end_data_table_header_row(). + &Apache::loncommon::start_data_table_header_row(). + $header. + &Apache::loncommon::end_data_table_header_row(); + my @noupdate; + my ($updateCtr,$noupdateCtr) = (1,1); + for ($i=0; $i<$env{'form.total'}; $i++) { + my $user = $env{'form.ctr'.$i}; + my ($uname,$udom)=split(/:/,$user); + my %newrecord; + my $updateflag = 0; + my $usec=$classlist->{"$uname:$udom"}[5]; + my $canmodify = &canmodify($usec); + my $line = ''. + &nameUserString(undef,$$fullname{$user},$uname,$udom).''; + if (!$canmodify) { + push(@noupdate, + $line."". + &mt('Not allowed to modify student').""); + next; + } + my %aggregate = (); + my $aggregateflag = 0; + $user=~s/:/_/; # colon doen't work in javascript for names + foreach (@partid) { + my $old_aw = $env{'form.GD_'.$user.'_'.$_.'_awarded_s'}; + my $old_part_pcr = $old_aw/($weight{$_} ne '0' ? $weight{$_}:1); + my $old_part = $old_aw eq '' ? '' : $old_part_pcr; + my $old_score = $scoreptr{$env{'form.GD_'.$user.'_'.$_.'_solved_s'}}; + my $awarded = $env{'form.GD_'.$user.'_'.$_.'_awarded'}; + my $pcr = $awarded/($weight{$_} ne '0' ? $weight{$_} : 1); + my $partial = $awarded eq '' ? '' : $pcr; + my $score; + if ($partial eq '') { + $score = $scoreptr{$env{'form.GD_'.$user.'_'.$_.'_solved_s'}}; + } elsif ($partial > 0) { + $score = 'correct_by_override'; + } elsif ($partial == 0) { + $score = 'incorrect_by_override'; + } + my $dropMenu = $env{'form.GD_'.$user.'_'.$_.'_solved'}; + $score = 'excused' if (($dropMenu eq 'excused') && ($score ne 'excused')); + + $newrecord{'resource.'.$_.'.regrader'}= + "$env{'user.name'}:$env{'user.domain'}"; + if ($dropMenu eq 'reset status' && + $old_score ne '') { # ignore if no previous attempts => nothing to reset + $newrecord{'resource.'.$_.'.tries'} = ''; + $newrecord{'resource.'.$_.'.solved'} = ''; + $newrecord{'resource.'.$_.'.award'} = ''; + $newrecord{'resource.'.$_.'.awarded'} = ''; + $updateflag = 1; + if ($env{'form.GD_'.$user.'_'.$_.'_aggtries'} > 0) { + my $aggtries = $env{'form.GD_'.$user.'_'.$_.'_aggtries'}; + my $totaltries = $env{'form.GD_'.$user.'_'.$_.'_totaltries'}; + my $solvedstatus = $env{'form.GD_'.$user.'_'.$_.'_solved_s'}; + &decrement_aggs($symb,$_,\%aggregate,$aggtries,$totaltries,$solvedstatus); + $aggregateflag = 1; + } + } elsif (!($old_part eq $partial && $old_score eq $score)) { + $updateflag = 1; + $newrecord{'resource.'.$_.'.awarded'} = $partial if $partial ne ''; + $newrecord{'resource.'.$_.'.solved'} = $score; + $rec_update++; + } + + $line .= ''.$old_aw.' '. + ''.$awarded. + ($score eq 'excused' ? $score : '').' '; + + + my $partid=$_; + foreach my $stores (@parts) { + my ($part,$type) = &split_part_type($stores); + if ($part !~ m/^\Q$partid\E/) { next;} + if ($type eq 'awarded' || $type eq 'solved') { next; } + my $old_aw = $env{'form.GD_'.$user.'_'.$part.'_'.$type.'_s'}; + my $awarded = $env{'form.GD_'.$user.'_'.$part.'_'.$type}; + if ($awarded ne '' && $awarded ne $old_aw) { + $newrecord{'resource.'.$part.'.'.$type}= $awarded; + $newrecord{'resource.'.$part.'.regrader'}="$env{'user.name'}:$env{'user.domain'}"; + $updateflag=1; + } + $line .= ''.$old_aw.' '. + ''.$awarded.' '; + } + } + $line.="\n"; + + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + + if ($updateflag) { + $count++; + &Apache::lonnet::cstore(\%newrecord,$symb,$env{'request.course.id'}, + $udom,$uname); + + if (&Apache::bridgetask::in_queue('gradingqueue',$symb,$cdom, + $cnum,$udom,$uname)) { + # need to figure out if should be in queue. + my %record = + &Apache::lonnet::restore($symb,$env{'request.course.id'}, + $udom,$uname); + my $all_graded = 1; + my $none_graded = 1; + foreach my $part (@parts) { + if ( $record{'resource.'.$part.'.awarded'} eq '' ) { + $all_graded = 0; + } else { + $none_graded = 0; + } + } + + if ($all_graded || $none_graded) { + &Apache::bridgetask::remove_from_queue('gradingqueue', + $symb,$cdom,$cnum, + $udom,$uname); + } + } + + $result.=&Apache::loncommon::start_data_table_row(). + ' '.$updateCtr.' '.$line. + &Apache::loncommon::end_data_table_row(); + $updateCtr++; + } else { + push(@noupdate, + ' '.$noupdateCtr.' '.$line); + $noupdateCtr++; + } + if ($aggregateflag) { + &Apache::lonnet::cinc('nohist_resourcetracker',\%aggregate, + $cdom,$cnum); + } + } + if (@noupdate) { + my $numcols=$totcolspan+2; + $result .= &Apache::loncommon::start_data_table_row('LC_empty_row'). + ''. + &mt('No Changes Occurred For the Students Below'). + ''. + &Apache::loncommon::end_data_table_row(); + foreach my $line (@noupdate) { + $result.= + &Apache::loncommon::start_data_table_row(). + $line. + &Apache::loncommon::end_data_table_row(); + } + } + $result .= &Apache::loncommon::end_data_table(); + my $msg = '

'. + &mt('Number of records updated = [_1] for [quant,_2,student].', + $rec_update,$count).'
'. + ''.&mt('Total number of students = [_1]',$env{'form.total'}). + '

'; + return $title.$msg.$result; +} + +sub split_part_type { + my ($partstr) = @_; + my ($temp,@allparts)=split(/_/,$partstr); + my $type=pop(@allparts); + my $part=join('_',@allparts); + return ($part,$type); +} + +#------------- end of section for handling grading by section/class --------- +# +#---------------------------------------------------------------------------- + + +#---------------------------------------------------------------------------- +# +#-------------------------- Next few routines handles grading by csv upload +# +#--- Javascript to handle csv upload sub csvupload_javascript_reverse_associate { + my $error1=&mt('You need to specify the username, the student/employee ID, or the clicker ID'); + my $error2=&mt('You need to specify at least one grading field'); + &js_escape(\$error1); + &js_escape(\$error2); return(<2) { foundsomething=1; } - } - if (founduname==0 || founddomain==0) { - alert('You need to specify at both the username and domain'); - return; + if (tw==1) { foundID=1; } + if (tw==2) { founduname=1; } + if (tw==3) { foundclicker=1; } + if (tw>4) { foundsomething=1; } + } + if (founduname==0 && foundID==0 && Æ’oundclicker==0) { + alert('$error1'); + return; } if (foundsomething==0) { - alert('You need to specify at least one grading field'); - return; + alert('$error2'); + return; } vf.submit(); } @@ -1470,272 +4731,7195 @@ ENDPICK } sub csvuploadmap_header { - my ($request,$symb,$url,$datatoken,$distotal)= @_; - my $result; - my $javascript; - if ($ENV{'form.upfile_associate'} eq 'reverse') { - $javascript=&csvupload_javascript_reverse_associate(); - } else { - $javascript=&csvupload_javascript_forward_associate(); - } - $request->print(< -

Uploading Class Grades for resource $url

-
-

Identify fields

-Total number of records found in file: $distotal
-Enter as many fields as you can. The system will inform you and bring you back -to this page if the data selected is insufficient to run your class.
- + my ($request,$symb,$datatoken,$distotal)= @_; + my $javascript; + if ($env{'form.upfile_associate'} eq 'reverse') { + $javascript=&csvupload_javascript_reverse_associate(); + } else { + $javascript=&csvupload_javascript_forward_associate(); + } + + $symb = &Apache::lonenc::check_encrypt($symb); + $request->print('
'. + &mt('Total number of records found in file: [_1]',$distotal).'
'. + &mt('Associate entries from the uploaded file with as many fields as you can.')); + my $reverse=&mt("Reverse Association"); + $request->print(< + - - + + + value="$env{'form.upfile_associate'}" /> - - +
- ENDPICK - return ''; + $request->print(&Apache::lonhtmlcommon::scripttag($javascript)); + return ''; } sub csvupload_fields { - my ($url) = @_; - my (@parts) = &getpartlist($url); - my @fields=(['username','Student Username'],['domain','Student Domain']); - foreach my $part (sort(@parts)) { - my @datum; - my $display=&Apache::lonnet::metadata($url,$part.'.display'); - my $name=$part; - if (!$display) { $display = $name; } - @datum=($name,$display); - push(@fields,\@datum); - } - return (@fields); + my ($symb,$errorref) = @_; + my $toolsymb; + if ($symb =~ /ext\.tool$/) { + $toolsymb = $symb; + } + my (@parts) = &getpartlist($symb,$errorref); + if (ref($errorref)) { + if ($$errorref) { + return; + } + } + + my @fields=(['ID','Student/Employee ID'], + ['username','Student Username'], + ['clicker','Clicker ID'], + ['domain','Student Domain']); + my (undef,undef,$url) = &Apache::lonnet::decode_symb($symb); + foreach my $part (sort(@parts)) { + my @datum; + my $display=&Apache::lonnet::metadata($url,$part.'.display',$toolsymb); + my $name=$part; + if (!$display) { $display = $name; } + @datum=($name,$display); + if ($name=~/^stores_(.*)_awarded/) { + push(@fields,['stores_'.$1.'_points',"Points [Part: $1]"]); + } + push(@fields,\@datum); + } + return (@fields); } sub csvuploadmap_footer { - my ($request,$i,$keyfields) =@_; - $request->print(<print(< -
+
ENDPICK } +sub checkforfile_js { + my $alertmsg = &mt('Please use the browse button to select a file from your local directory.'); + &js_escape(\$alertmsg); + my $result = &Apache::lonhtmlcommon::scripttag(<'.&mt('Specify a file containing the class scores for current resource.').''. + &Apache::loncommon::end_data_table_header_row(). + &Apache::loncommon::start_data_table_row().''; + my $upload=&mt("Upload Scores"); + my $upfile_select=&Apache::loncommon::upfile_select_html(); + my $ignore=&mt('Ignore First Line'); + $symb = &Apache::lonenc::check_encrypt($symb); + $result.=< + + +$upfile_select +
+ +ENDUPFORM + $result.=&Apache::loncommon::help_open_topic("Course_Convert_To_CSV", + &mt("How do I create a CSV file from a spreadsheet")). + ''. + &Apache::loncommon::end_data_table_row(). + &Apache::loncommon::end_data_table(); + return $result; +} + + sub csvuploadmap { - my ($request)= @_; - my ($symb,$url)=&get_symb_and_url($request); - if (!$symb) {return '';} - my $datatoken; - if (!$ENV{'form.datatoken'}) { - $datatoken=&Apache::loncommon::upfile_store($request); - } else { - $datatoken=$ENV{'form.datatoken'}; - &Apache::loncommon::load_tmp_file($request); - } - my @records=&Apache::loncommon::upfile_record_sep(); - &csvuploadmap_header($request,$symb,$url,$datatoken,$#records+1); - my $i; - my $keyfields; - if (@records) { - my @fields=&csvupload_fields($url); - if ($ENV{'form.upfile_associate'} eq 'reverse') { - &Apache::loncommon::csv_print_samples($request,\@records); - $i=&Apache::loncommon::csv_print_select_table($request,\@records, - \@fields); - foreach (@fields) { $keyfields.=$_->[0].','; } - chop($keyfields); - } else { - unshift(@fields,['none','']); - $i=&Apache::loncommon::csv_samples_select_table($request,\@records, - \@fields); - my %sone=&Apache::loncommon::record_sep($records[0]); - $keyfields=join(',',sort(keys(%sone))); + my ($request,$symb) = @_; + if (!$symb) {return '';} + + my $datatoken; + if (!$env{'form.datatoken'}) { + $datatoken=&Apache::loncommon::upfile_store($request); + } else { + $datatoken=&Apache::loncommon::valid_datatoken($env{'form.datatoken'}); + if ($datatoken ne '') { + &Apache::loncommon::load_tmp_file($request,$datatoken); + } } - } - &csvuploadmap_footer($request,$i,$keyfields); - return ''; + my @records=&Apache::loncommon::upfile_record_sep(); + &csvuploadmap_header($request,$symb,$datatoken,$#records+1); + my ($i,$keyfields); + if (@records) { + my $fieldserror; + my @fields=&csvupload_fields($symb,\$fieldserror); + if ($fieldserror) { + $request->print(&navmap_errormsg()); + return; + } + if ($env{'form.upfile_associate'} eq 'reverse') { + &Apache::loncommon::csv_print_samples($request,\@records); + $i=&Apache::loncommon::csv_print_select_table($request,\@records, + \@fields); + foreach (@fields) { $keyfields.=$_->[0].','; } + chop($keyfields); + } else { + unshift(@fields,['none','']); + $i=&Apache::loncommon::csv_samples_select_table($request,\@records, + \@fields); + foreach my $rec (@records) { + my %temp = &Apache::loncommon::record_sep($rec); + if (%temp) { + $keyfields=join(',',sort(keys(%temp))); + last; + } + } + } + } + &csvuploadmap_footer($request,$i,$keyfields); + + return ''; +} + +sub csvuploadoptions { + my ($request,$symb)= @_; + my $overwrite=&mt('Overwrite any existing score'); + $request->print(< + +

+ +

+ENDPICK + my %fields=&get_fields(); + if (!defined($fields{'domain'})) { + my $domform = &Apache::loncommon::select_dom_form($env{'request.role.domain'},'default_domain'); + $request->print("\n

".&mt('Users are in domain: [_1]',$domform)."

\n"); + } + foreach my $key (sort(keys(%env))) { + if ($key !~ /^form\.(.*)$/) { next; } + my $cleankey=$1; + if ($cleankey eq 'command') { next; } + $request->print(''."\n"); + } + # FIXME do a check for any duplicated user ids... + # FIXME do a check for any invalid user ids?... + $request->print('
+
'."\n"); + return ''; +} + +sub get_fields { + my %fields; + my @keyfields = split(/\,/,$env{'form.keyfields'}); + for (my $i=0; $i<=$env{'form.nfields'}; $i++) { + if ($env{'form.upfile_associate'} eq 'reverse') { + if ($env{'form.f'.$i} ne 'none') { + $fields{$keyfields[$i]}=$env{'form.f'.$i}; + } + } else { + if ($env{'form.f'.$i} ne 'none') { + $fields{$env{'form.f'.$i}}=$keyfields[$i]; + } + } + } + return %fields; } sub csvuploadassign { - my ($request)= @_; - my ($symb,$url)=&get_symb_and_url($request); - if (!$symb) {return '';} - &Apache::loncommon::load_tmp_file($request); - my @gradedata=&Apache::loncommon::upfile_record_sep(); - my @keyfields = split(/\,/,$ENV{'form.keyfields'}); - my %fields=(); - for (my $i=0; $i<=$ENV{'form.nfields'}; $i++) { - if ($ENV{'form.upfile_associate'} eq 'reverse') { - if ($ENV{'form.f'.$i} ne 'none') { - $fields{$keyfields[$i]}=$ENV{'form.f'.$i}; - } + my ($request,$symb) = @_; + if (!$symb) {return '';} + my $error_msg = ''; + my $datatoken = &Apache::loncommon::valid_datatoken($env{'form.datatoken'}); + if ($datatoken ne '') { + &Apache::loncommon::load_tmp_file($request,$datatoken); + } + my @gradedata = &Apache::loncommon::upfile_record_sep(); + my %fields=&get_fields(); + my $courseid=$env{'request.course.id'}; + my ($classlist) = &getclasslist('all',0); + my @notallowed; + my @skipped; + my @warnings; + my $countdone=0; + foreach my $grade (@gradedata) { + my %entries=&Apache::loncommon::record_sep($grade); + my $domain; + if ($entries{$fields{'domain'}}) { + $domain=$entries{$fields{'domain'}}; + } else { + $domain=$env{'form.default_domain'}; + } + $domain=~s/\s//g; + my $username=$entries{$fields{'username'}}; + $username=~s/\s//g; + if (!$username) { + my $id=$entries{$fields{'ID'}}; + $id=~s/\s//g; + if ($id ne '') { + my %ids=&Apache::lonnet::idget($domain,[$id]); + $username=$ids{$id}; + } else { + if ($entries{$fields{'clicker'}}) { + my $clicker = $entries{$fields{'clicker'}}; + $clicker=~s/\s//g; + if ($clicker ne '') { + my %clickers = &Apache::lonnet::idget($domain,[$clicker],'clickers'); + if ($clickers{$clicker} ne '') { + my $match = 0; + my @inclass; + foreach my $poss (split(/,/,$clickers{$clicker})) { + if (exists($$classlist{"$poss:$domain"})) { + $username = $poss; + push(@inclass,$poss); + $match ++; + + } + } + if ($match > 1) { + undef($username); + $request->print('

'. + &mt('Score not saved for clicker: [_1] (matched multiple usernames: [_2])', + $clicker,join(', ',@inclass)).'

'); + } + } + } + } + } + } + if (!exists($$classlist{"$username:$domain"})) { + my $id=$entries{$fields{'ID'}}; + $id=~s/\s//g; + my $clicker = $entries{$fields{'clicker'}}; + $clicker=~s/\s//g; + if ($clicker) { + push(@skipped,"$clicker:$domain"); + } elsif ($id) { + push(@skipped,"$id:$domain"); + } else { + push(@skipped,"$username:$domain"); + } + next; + } + my $usec=$classlist->{"$username:$domain"}[5]; + if (!&canmodify($usec)) { + push(@notallowed,"$username:$domain"); + next; + } + my %points; + my %grades; + foreach my $dest (keys(%fields)) { + if ($dest eq 'ID' || $dest eq 'username' || + $dest eq 'domain') { next; } + if ($entries{$fields{$dest}} =~ /^\s*$/) { next; } + if ($dest=~/stores_(.*)_points/) { + my $part=$1; + my $wgt =&Apache::lonnet::EXT('resource.'.$part.'.weight', + $symb,$domain,$username); + if ($wgt) { + $entries{$fields{$dest}}=~s/\s//g; + my $pcr=$entries{$fields{$dest}} / $wgt; + my $award=($pcr == 0) ? 'incorrect_by_override' + : 'correct_by_override'; + if ($pcr>1) { + push(@warnings,&mt("[_1]: point value larger than weight","$username:$domain")); + } + $grades{"resource.$part.awarded"}=$pcr; + $grades{"resource.$part.solved"}=$award; + $points{$part}=1; + } else { + $error_msg = "
" . + &mt("Some point values were assigned" + ." for problems with a weight " + ."of zero. These values were " + ."ignored."); + } + } else { + if ($dest=~/stores_(.*)_awarded/) { if ($points{$1}) {next;} } + if ($dest=~/stores_(.*)_solved/) { if ($points{$1}) {next;} } + my $store_key=$dest; + $store_key=~s/^stores/resource/; + $store_key=~s/_/\./g; + $grades{$store_key}=$entries{$fields{$dest}}; + } + } + if (! %grades) { + push(@skipped,&mt("[_1]: no data to save","$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') { +# Successfully stored + $request->print('.'); +# Remove from grading queue + &Apache::bridgetask::remove_from_queue('gradingqueue',$symb, + $env{'course.'.$env{'request.course.id'}.'.domain'}, + $env{'course.'.$env{'request.course.id'}.'.num'}, + $domain,$username); + $countdone++; + } else { + $request->print("

". + &mt("Failed to save data for student [_1]. Message when trying to save was: [_2]", + "$username:$domain",$result)."

"); + } + $request->rflush(); + } + } + $request->print('
'.&Apache::lonhtmlcommon::confirm_success(&mt("Saved scores for [quant,_1,student]",$countdone),$countdone==0)); + if (@warnings) { + $request->print('
'.&Apache::lonhtmlcommon::confirm_success(&mt('Warnings generated for the following saved scores:'),1).'
'); + $request->print(join(', ',@warnings)); + } + if (@skipped) { + $request->print('
'.&Apache::lonhtmlcommon::confirm_success(&mt('No scores stored for the following username(s):'),1).'
'); + $request->print(join(', ',@skipped)); + } + if (@notallowed) { + $request->print('
'.&Apache::lonhtmlcommon::confirm_success(&mt('Modification of scores not allowed for the following username(s):'),1).'
'); + $request->print(join(', ',@notallowed)); + } + $request->print("
\n"); + return $error_msg; +} +#------------- end of section for handling csv file upload --------- +# +#------------------------------------------------------------------- +# +#-------------- Next few routines handle grading by page/sequence +# +#--- Select a page/sequence and a student to grade +sub pickStudentPage { + my ($request,$symb) = @_; + + my $alertmsg = &mt('Please select the student you wish to grade.'); + &js_escape(\$alertmsg); + $request->print(&Apache::lonhtmlcommon::scripttag(<'; + + $result.='
'."\n"; + my $map_error; + my ($titles,$symbx) = &getSymbMap($map_error); + if ($map_error) { + $request->print(&navmap_errormsg()); + return; + } + my ($curpage) =&Apache::lonnet::decode_symb($symb); +# my ($curpage,$mapId) =&Apache::lonnet::decode_symb($symb); +# my $type=($curpage =~ /\.(page|sequence)/); + + # Collection of hidden fields + my $ctr=0; + foreach (@$titles) { + my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/); + $result.=''."\n"; + $result.=''."\n"; + $ctr++; + } + $result.=''."\n". + ''."\n"; + + $result.=&build_section_inputs(); + my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status')); + $result.=''."\n". + ''."\n". + ''."\n"; + + # Show grading options + $result.=&Apache::lonhtmlcommon::start_pick_box(); + my $select = ''; + + $result.= + &Apache::lonhtmlcommon::row_title(&mt('Problems from')) + .$select + .&Apache::lonhtmlcommon::row_closure(); + + $result.= + &Apache::lonhtmlcommon::row_title(&mt('View Problem Text')) + .''."\n" + .''."\n" + .&Apache::lonhtmlcommon::row_closure(); + + $result.= + &Apache::lonhtmlcommon::row_title(&mt('View Submissions')) + .''."\n" + .''."\n" + .'' + .&Apache::lonhtmlcommon::row_closure(); + + $result.= + &Apache::lonhtmlcommon::row_title(&mt('Use CODE')) + .'' + .&Apache::lonhtmlcommon::row_closure(1) + .&Apache::lonhtmlcommon::end_pick_box(); + + # Show list of students to select for grading + $result.='

'."\n"; + + $request->print($result); + + my $studentTable.=' '.&mt('Select a student you wish to grade and then click on the Next button.').'
'. + &Apache::loncommon::start_data_table(). + &Apache::loncommon::start_data_table_header_row(). + ' '.&mt('No.').''. + ''.&nameUserString('header').''. + ' '.&mt('No.').''. + ''.&nameUserString('header').''. + &Apache::loncommon::end_data_table_header_row(); + + my (undef,undef,$fullname) = &getclasslist($getsec,'1',$getgroup); + my $ptr = 1; + foreach my $student (sort + { + if (lc($$fullname{$a}) ne lc($$fullname{$b})) { + return (lc($$fullname{$a}) cmp lc($$fullname{$b})); + } + return $a cmp $b; + } (keys(%$fullname))) { + my ($uname,$udom) = split(/:/,$student); + $studentTable.=($ptr%2==1 ? &Apache::loncommon::start_data_table_row() + : ''); + $studentTable.=''.$ptr.' '; + $studentTable.=' \n"; + $studentTable.= + ($ptr%2 == 0 ? ''.&Apache::loncommon::end_data_table_row() + : ''); + $ptr++; + } + if ($ptr%2 == 0) { + $studentTable.='  '. + &Apache::loncommon::end_data_table_row(); + } + $studentTable.=&Apache::loncommon::end_data_table()."\n"; + $studentTable.='
'."\n"; + + $request->print($studentTable); + + return ''; +} + +sub getSymbMap { + my ($map_error) = @_; + my $navmap = Apache::lonnavmaps::navmap->new(); + unless (ref($navmap)) { + if (ref($map_error)) { + $$map_error = 'navmap'; + } + return; + } + my %symbx = (); + my @titles = (); + my $minder = 0; + + # Gather every sequence that has problems. + my @sequences = $navmap->retrieveResources(undef, sub { shift->is_map(); }, + 1,0,1); + for my $sequence ($navmap->getById('0.0'), @sequences) { + if ($navmap->hasResource($sequence, sub { shift->is_gradable(); }, 0) ) { + my $title = $minder.'.'. + &HTML::Entities::encode($sequence->compTitle(),'"\'&'); + push(@titles, $title); # minder in case two titles are identical + $symbx{$title} = &HTML::Entities::encode($sequence->symb(),'"\'&'); + $minder++; + } + } + return \@titles,\%symbx; +} + +# +#--- Displays a page/sequence w/wo problems, w/wo submissions +sub displayPage { + my ($request,$symb) = @_; + my $cdom = $env{"course.$env{'request.course.id'}.domain"}; + my $cnum = $env{"course.$env{'request.course.id'}.num"}; + my $getsec = $env{'form.section'} eq '' ? 'all' : $env{'form.section'}; + my $pageTitle = $env{'form.page'}; + my ($classlist,undef,$fullname) = &getclasslist($getsec,'1'); + my ($uname,$udom) = split(/:/,$env{'form.student'}); + my $usec=$classlist->{$env{'form.student'}}[5]; + + #need to make sure we have the correct data for later EXT calls, + #thus invalidate the cache + &Apache::lonnet::devalidatecourseresdata( + $env{'course.'.$env{'request.course.id'}.'.num'}, + $env{'course.'.$env{'request.course.id'}.'.domain'}); + &Apache::lonnet::clear_EXT_cache_status(); + + if (!&canview($usec)) { + $request->print( + ''. + &mt('Unable to view requested student. ([_1])', + $env{'form.student'}). + ''); + return; + } + my $result='

 '.$env{'form.title'}.'

'; + $result.='

 '.&mt('Student: [_1]',&nameUserString(undef,$$fullname{$env{'form.student'}},$uname,$udom)). + '

'."\n"; + $env{'form.CODE'} = uc($env{'form.CODE'}); + if (&Apache::lonnet::validCODE(uc($env{'form.CODE'}))) { + $result.='

 '.&mt('CODE: [_1]',$env{'form.CODE'}).'

'."\n"; } else { - if ($ENV{'form.f'.$i} ne 'none') { - $fields{$ENV{'form.f'.$i}}=$keyfields[$i]; - } + delete($env{'form.CODE'}); } - } - $request->print('

Assigning Grades

'); - my $courseid=$ENV{'request.course.id'}; -# my $cdom=$ENV{"course.$courseid.domain"}; -# my $cnum=$ENV{"course.$courseid.num"}; - my ($classlist) = &getclasslist('all','1'); - my @skipped; - my $countdone=0; - foreach my $grade (@gradedata) { - my %entries=&Apache::loncommon::record_sep($grade); - my $username=$entries{$fields{'username'}}; - my $domain=$entries{$fields{'domain'}}; - if (!exists($$classlist{"$username:$domain"})) { - push(@skipped,"$username:$domain"); - next; - } - my %grades; - foreach my $dest (keys(%fields)) { - if ($dest eq 'username' || $dest eq 'domain') { next; } - if ($entries{$fields{$dest}} eq '') { next; } - my $store_key=$dest; - $store_key=~s/^stores/resource/; - $store_key=~s/_/\./g; - $grades{$store_key}=$entries{$fields{$dest}}; - } - $grades{"resource.regrader"}="$ENV{'user.name'}:$ENV{'user.domain'}"; - &Apache::lonnet::cstore(\%grades,$symb,$ENV{'request.course.id'}, - $domain,$username); - $request->print('.'); - $request->rflush(); - $countdone++; - } - $request->print("
Stored $countdone students\n"); - if (@skipped) { - $request->print('
Skipped Students
'); - foreach my $student (@skipped) { $request->print("
$student"); } - } - $request->print(&view_edit_entire_class_form($symb,$url)); - $request->print(&show_grading_menu_form($symb,$url)); - return ''; -} - -sub send_header { - my ($request)= @_; - $request->print(&Apache::lontexconvert::header()); -# $request->print(" -#"); - $request->print(''); -} - -sub send_footer { - my ($request)= @_; - $request->print(''); - $request->print(&Apache::lontexconvert::footer()); + &sub_page_js($request); + $request->print($result); + + my $navmap = Apache::lonnavmaps::navmap->new(); + unless (ref($navmap)) { + $request->print(&navmap_errormsg()); + return; + } + my ($mapUrl, $id, $resUrl)=&Apache::lonnet::decode_symb($env{'form.page'}); + my $map = $navmap->getResourceByUrl($resUrl); # add to navmaps + if (!$map) { + $request->print(''.&mt('Unable to view requested sequence. ([_1])',$resUrl).''); + return; + } + my $iterator = $navmap->getIterator($map->map_start(), + $map->map_finish()); + + my $studentTable='
'."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n"; + + if (defined($env{'form.CODE'})) { + $studentTable.= + ''."\n"; + } + my $checkIcon = ''.&mt('Check Mark').
+	''; + + $studentTable.=' '. + &mt('Problems graded correct by the computer are marked with a [_1] symbol.',$checkIcon). + ''."\n". + &Apache::loncommon::start_data_table(). + &Apache::loncommon::start_data_table_header_row(). + ''.&mt('Prob.').''. + ' '.($env{'form.vProb'} eq 'no' ? &mt('Title') : &mt('Problem Text')).'/'.&mt('Grade').''. + &Apache::loncommon::end_data_table_header_row(); + + &Apache::lonxml::clear_problem_counter(); + my ($depth,$question,$prob) = (1,1,1); + $iterator->next(); # skip the first BEGIN_MAP + my $curRes = $iterator->next(); # for "current resource" + while ($depth > 0) { + if($curRes == $iterator->BEGIN_MAP) { $depth++; } + if($curRes == $iterator->END_MAP) { $depth--; } + + if (ref($curRes) && $curRes->is_gradable()) { + my $parts = $curRes->parts(); + my $title = $curRes->compTitle(); + my $symbx = $curRes->symb(); + my $is_tool = ($symbx =~ /ext\.tool$/); + $studentTable.= + &Apache::loncommon::start_data_table_row(). + ''.$prob. + (scalar(@{$parts}) == 1 ? '' + : '
('.&mt('[_1]parts', + scalar(@{$parts}).' ').')' + ). + ''; + $studentTable.=''; + my %form = ('CODE' => $env{'form.CODE'},); + if ($is_tool) { + $studentTable.=' '.$title.'
'; + } else { + if ($env{'form.vProb'} eq 'yes' ) { + $studentTable.=&show_problem($request,$symbx,$uname,$udom,1, + undef,'both',\%form); + } else { + my $companswer = &Apache::loncommon::get_student_answers($symbx,$uname,$udom,$env{'request.course.id'},%form); + $companswer =~ s|||g; + $companswer =~ s|||g; +# while ($companswer =~ /()/s) { #\n"); +# } +# $companswer =~ s||
|g; + $studentTable.=' '.$title.' 
 '.&mt('Correct answer').':
'.$companswer; + } + } + + my %record = &Apache::lonnet::restore($symbx,$env{'request.course.id'},$udom,$uname); + + if ($env{'form.lastSub'} eq 'datesub') { + if ($record{'version'} eq '') { + my $msg = &mt('No recorded submission for this problem.'); + if ($is_tool) { + $msg = &mt('No recorded transactions for this external tool'); + } + $studentTable.='
 '.$msg.'
'; + } else { + my %responseType = (); + foreach my $partid (@{$parts}) { + my @responseIds =$curRes->responseIds($partid); + my @responseType =$curRes->responseType($partid); + my %responseIds; + for (my $i=0;$i<=$#responseIds;$i++) { + $responseIds{$responseIds[$i]}=$responseType[$i]; + } + $responseType{$partid} = \%responseIds; + } + $studentTable.= &displaySubByDates($symbx,\%record,$parts,\%responseType,$checkIcon,$uname,$udom); + } + } elsif ($env{'form.lastSub'} eq 'all') { + my $last = ($env{'form.lastSub'} eq 'last' ? 'last' : ''); + my $identifier = (&canmodify($usec)? $prob : ''); + $studentTable.=&Apache::loncommon::get_previous_attempt($symbx,$uname,$udom, + $env{'request.course.id'}, + '','.submission',undef, + $usec,$identifier); + + } + if (&canmodify($usec)) { + $studentTable.=&gradeBox_start(); + foreach my $partid (@{$parts}) { + $studentTable.=&gradeBox($request,$symbx,$uname,$udom,$question,$partid,\%record); + $studentTable.=''."\n"; + $question++; + } + $studentTable.=&gradeBox_end(); + $prob++; + } + $studentTable.=''; + + } + $curRes = $iterator->next(); + } + my $disabled; + unless (&canmodify($usec)) { + $disabled = ' disabled="disabled"'; + } + + $studentTable.= + '
'."\n". + ''. + ''."\n"; + $request->print($studentTable); + + return ''; } -sub handler { - my $request=$_[0]; +sub displaySubByDates { + my ($symb,$record,$parts,$responseType,$checkIcon,$uname,$udom) = @_; + my $isCODE=0; + my $isTask = ($symb =~/\.task$/); + my $is_tool = ($symb =~/\.tool$/); + if (exists($record->{'resource.CODE'})) { $isCODE=1; } + my $studentTable=&Apache::loncommon::start_data_table(). + &Apache::loncommon::start_data_table_header_row(). + ''.&mt('Date/Time').''. + ($isCODE?''.&mt('CODE').'':''). + ($isTask?''.&mt('Version').'':''). + ''.($is_tool?&mt('Grade'):&mt('Submission')).''. + ''.&mt('Status').''. + &Apache::loncommon::end_data_table_header_row(); + my ($version); + my %mark; + my %orders; + $mark{'correct_by_student'} = $checkIcon; + if (!exists($$record{'1:timestamp'})) { + if ($is_tool) { + return '
 '.&mt('No grade passed back.').'
'; + } else { + return '
 '.&mt('Nothing submitted - no attempts.').'
'; + } + } - if ($ENV{'browser.mathml'}) { - $request->content_type('text/xml'); - } else { - $request->content_type('text/html'); - } - $request->send_http_header; - return OK if $request->header_only; - &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}); - my $url=$ENV{'form.url'}; - my $symb=$ENV{'form.symb'}; - my $command=$ENV{'form.command'}; - if (!$url) { - my ($temp1,$temp2); - ($temp1,$temp2,$ENV{'form.url'})=split(/___/,$symb); - $url = $ENV{'form.url'}; - } - &send_header($request); - if ($url eq '' && $symb eq '') { - if ($ENV{'user.adv'}) { - if (($ENV{'form.codeone'}) && ($ENV{'form.codetwo'}) && - ($ENV{'form.codethree'})) { - my $token=$ENV{'form.codeone'}.'*'.$ENV{'form.codetwo'}.'*'. - $ENV{'form.codethree'}; - my ($tsymb,$tuname,$tudom,$tcrsid)= - &Apache::lonnet::checkin($token); - if ($tsymb) { - my ($map,$id,$url)=split(/\_\_\_/,$tsymb); - if (&Apache::lonnet::allowed('mgr',$tcrsid)) { - $request->print( - &Apache::lonnet::ssi('/res/'.$url, - ('grade_username' => $tuname, - 'grade_domain' => $tudom, - 'grade_courseid' => $tcrsid, - 'grade_symb' => $tsymb))); - } else { - $request->print('

Not authorized: '.$token.'

'); - } + my $interaction; + my $no_increment = 1; + my (%lastrndseed,%lasttype); + for ($version=1;$version<=$$record{'version'};$version++) { + my $timestamp = + &Apache::lonlocal::locallocaltime($$record{$version.':timestamp'}); + if (exists($$record{$version.':resource.0.version'})) { + $interaction = $$record{$version.':resource.0.version'}; + } + if ($isTask && $env{'form.previousversion'}) { + next unless ($interaction == $env{'form.previousversion'}); + } + my $where = ($isTask ? "$version:resource.$interaction" + : "$version:resource"); + $studentTable.=&Apache::loncommon::start_data_table_row(). + ''.$timestamp.''; + if ($isCODE) { + $studentTable.=''.$record->{$version.':resource.CODE'}.''; + } + if ($isTask) { + $studentTable.=''.$interaction.''; + } + my @versionKeys = split(/\:/,$$record{$version.':keys'}); + my @displaySub = (); + foreach my $partid (@{$parts}) { + my ($hidden,$type); + $type = $$record{$version.':resource.'.$partid.'.type'}; + if (($type eq 'anonsurvey') || ($type eq 'anonsurveycred')) { + $hidden = 1; + } + my @matchKey; + if ($isTask) { + @matchKey = sort(grep(/^resource\.\d+\.\Q$partid\E\.award$/,@versionKeys)); + } elsif ($is_tool) { + @matchKey = sort(grep(/^resource\.\Q$partid\E\.awarded$/,@versionKeys)); + } else { + @matchKey = sort(grep(/^resource\.\Q$partid\E\..*?\.submission$/,@versionKeys)); + } +# next if ($$record{"$version:resource.$partid.solved"} eq ''); + my $display_part=&get_display_part($partid,$symb); + foreach my $matchKey (@matchKey) { + if (exists($$record{$version.':'.$matchKey}) && + $$record{$version.':'.$matchKey} ne '') { + if ($is_tool) { + $displaySub[0].=$$record{"$version:resource.$partid.awarded"}; + } else { + my ($responseId)= ($isTask ? ($matchKey=~ /^resource\.(.*?)\.\Q$partid\E\.award$/) + : ($matchKey=~ /^resource\.\Q$partid\E\.(.*?)\.submission$/)); + $displaySub[0].=''; + $displaySub[0].=''.&mt('Part: [_1]',$display_part).'' + .' ' + .'('.&mt('Response ID: [_1]',$responseId).')' + .'' + .' '; + if ($hidden) { + $displaySub[0].= &mt('Anonymous Survey').''; + } else { + my ($trial,$rndseed,$newvariation); + if ($type eq 'randomizetry') { + $trial = $$record{"$where.$partid.tries"}; + $rndseed = $$record{"$where.$partid.rndseed"}; + } + if ($$record{"$where.$partid.tries"} eq '') { + $displaySub[0].=&mt('Trial not counted'); + } else { + $displaySub[0].=&mt('Trial: [_1]', + $$record{"$where.$partid.tries"}); + if (($rndseed ne '') && ($lastrndseed{$partid} ne '')) { + if (($rndseed ne $lastrndseed{$partid}) && + (($type eq 'randomizetry') || ($lasttype{$partid} eq 'randomizetry'))) { + $newvariation = ' ('.&mt('New variation this try').')'; + } + } + $lastrndseed{$partid} = $rndseed; + $lasttype{$partid} = $type; + } + my $responseType=($isTask ? 'Task' + : $responseType->{$partid}->{$responseId}); + if (!exists($orders{$partid})) { $orders{$partid}={}; } + if ((!exists($orders{$partid}->{$responseId})) || ($trial)) { + $orders{$partid}->{$responseId}= + &get_order($partid,$responseId,$symb,$uname,$udom, + $no_increment,$type,$trial,$rndseed); + } + $displaySub[0].='
'.$newvariation.'
'; # /nobreak + $displaySub[0].='  '. + &cleanRecord($$record{$version.':'.$matchKey},$responseType,$symb,$partid,$responseId,$record,$orders{$partid}->{$responseId},"$version:",$uname,$udom,$type,$trial,$rndseed).'
'; + } + } + } + } + if (exists($$record{"$where.$partid.checkedin"})) { + $displaySub[1].=&mt('Checked in by [_1] into slot [_2]', + $$record{"$where.$partid.checkedin"}, + $$record{"$where.$partid.checkedin.slot"}). + '
'; + } + if (exists $$record{"$where.$partid.award"}) { + $displaySub[1].=''.&mt('Part:').' '.$display_part.'  '. + lc($$record{"$where.$partid.award"}).' '. + $mark{$$record{"$where.$partid.solved"}}. + '
'; + } elsif (($is_tool) && (exists($$record{"$version:resource.$partid.solved"}))) { + if ($$record{"$version:resource.$partid.solved"} =~ /^(in|)correct_by_passback$/) { + $displaySub[1].=&mt('Grade passed back by external tool'); + } + } + if (exists $$record{"$where.$partid.regrader"}) { + $displaySub[2].=$$record{"$where.$partid.regrader"}; + unless ($is_tool) { + $displaySub[2].=' ('.&mt('Part').': '.$display_part.')'; + } + } elsif ($$record{"$version:resource.$partid.regrader"} =~ /\S/) { + $displaySub[2].= + $$record{"$version:resource.$partid.regrader"}; + unless ($is_tool) { + $displaySub[2].=' ('.&mt('Part').': '.$display_part.')'; + } + } + } + # needed because old essay regrader has not parts info + if (exists $$record{"$version:resource.regrader"}) { + $displaySub[2].=$$record{"$version:resource.regrader"}; + } + $studentTable.=''.$displaySub[0].' '.$displaySub[1]; + if ($displaySub[2]) { + $studentTable.=&mt('Manually graded by [_1]',$displaySub[2]); + } + $studentTable.=' '. + &Apache::loncommon::end_data_table_row(); + } + $studentTable.=&Apache::loncommon::end_data_table(); + return $studentTable; +} + +sub updateGradeByPage { + my ($request,$symb) = @_; + + my $cdom = $env{"course.$env{'request.course.id'}.domain"}; + my $cnum = $env{"course.$env{'request.course.id'}.num"}; + my $getsec = $env{'form.section'} eq '' ? 'all' : $env{'form.section'}; + my $pageTitle = $env{'form.page'}; + my ($classlist,undef,$fullname) = &getclasslist($getsec,'1'); + my ($uname,$udom) = split(/:/,$env{'form.student'}); + my $usec=$classlist->{$env{'form.student'}}[5]; + if (!&canmodify($usec)) { + $request->print(''.&mt('Unable to modify requested student ([_1])',$env{'form.student'}).''); + return; + } + my $result='

 '.$env{'form.title'}.'

'; + $result.='

 '.&mt('Student: ').&nameUserString(undef,$env{'form.fullname'},$uname,$udom). + '

'."\n"; + + $request->print($result); + + + my $navmap = Apache::lonnavmaps::navmap->new(); + unless (ref($navmap)) { + $request->print(&navmap_errormsg()); + return; + } + my ($mapUrl, $id, $resUrl) = &Apache::lonnet::decode_symb( $env{'form.page'}); + my $map = $navmap->getResourceByUrl($resUrl); # add to navmaps + if (!$map) { + $request->print(''.&mt('Unable to grade requested sequence ([_1]).',$resUrl).''); + return; + } + my $iterator = $navmap->getIterator($map->map_start(), + $map->map_finish()); + + my $studentTable= + &Apache::loncommon::start_data_table(). + &Apache::loncommon::start_data_table_header_row(). + ' '.&mt('Prob.').' '. + ' '.&mt('Title').' '. + ' '.&mt('Previous Score').' '. + ' '.&mt('New Score').' '. + &Apache::loncommon::end_data_table_header_row(); + + $iterator->next(); # skip the first BEGIN_MAP + my $curRes = $iterator->next(); # for "current resource" + my ($depth,$question,$prob,$changeflag,$hideflag)= (1,1,1,0,0); + while ($depth > 0) { + if($curRes == $iterator->BEGIN_MAP) { $depth++; } + if($curRes == $iterator->END_MAP) { $depth--; } + + if (ref($curRes) && $curRes->is_problem()) { + my $parts = $curRes->parts(); + my $title = $curRes->compTitle(); + my $symbx = $curRes->symb(); + $studentTable.= + &Apache::loncommon::start_data_table_row(). + ''.$prob. + (scalar(@{$parts}) == 1 ? '' + : '
('.&mt('[quant,_1,part]',scalar(@{$parts})) + .')').''; + $studentTable.=' '.$title.' '; + + my %newrecord=(); + my @displayPts=(); + my %aggregate = (); + my $aggregateflag = 0; + if ($env{'form.HIDE'.$prob}) { + my %record = &Apache::lonnet::restore($symbx,$env{'request.course.id'},$udom,$uname); + my ($version,$parts) = split(/:/,$env{'form.HIDE'.$prob},2); + my $numchgs = &makehidden($version,$parts,\%record,$symbx,$udom,$uname,1); + $hideflag += $numchgs; + } + foreach my $partid (@{$parts}) { + my $newpts = $env{'form.GD_BOX'.$question.'_'.$partid}; + my $oldpts = $env{'form.oldpts'.$question.'_'.$partid}; + + my $wgt = $env{'form.WGT'.$question.'_'.$partid} != 0 ? + $env{'form.WGT'.$question.'_'.$partid} : 1; + my $partial = $newpts/$wgt; + my $score; + if ($partial > 0) { + $score = 'correct_by_override'; + } elsif ($newpts ne '') { #empty is taken as 0 + $score = 'incorrect_by_override'; + } + my $dropMenu = $env{'form.GD_SEL'.$question.'_'.$partid}; + if ($dropMenu eq 'excused') { + $partial = ''; + $score = 'excused'; + } elsif ($dropMenu eq 'reset status' + && $env{'form.solved'.$question.'_'.$partid} ne '') { #update only if previous record exists + $newrecord{'resource.'.$partid.'.tries'} = 0; + $newrecord{'resource.'.$partid.'.solved'} = ''; + $newrecord{'resource.'.$partid.'.award'} = ''; + $newrecord{'resource.'.$partid.'.awarded'} = 0; + $newrecord{'resource.'.$partid.'.regrader'} = "$env{'user.name'}:$env{'user.domain'}"; + $changeflag++; + $newpts = ''; + + my $aggtries = $env{'form.aggtries'.$question.'_'.$partid}; + my $totaltries = $env{'form.totaltries'.$question.'_'.$partid}; + my $solvedstatus = $env{'form.solved'.$question.'_'.$partid}; + if ($aggtries > 0) { + &decrement_aggs($symbx,$partid,\%aggregate,$aggtries,$totaltries,$solvedstatus); + $aggregateflag = 1; + } + } + my $display_part=&get_display_part($partid,$curRes->symb()); + my $oldstatus = $env{'form.solved'.$question.'_'.$partid}; + $displayPts[0].=' '.&mt('Part').': '.$display_part.' = '. + (($oldstatus eq 'excused') ? 'excused' : $oldpts). + ' 
'; + $displayPts[1].=' '.&mt('Part').': '.$display_part.' = '. + (($score eq 'excused') ? 'excused' : $newpts). + ' 
'; + $question++; + next if ($dropMenu eq 'reset status' || ($newpts eq $oldpts && $score ne 'excused')); + + $newrecord{'resource.'.$partid.'.awarded'} = $partial if $partial ne ''; + $newrecord{'resource.'.$partid.'.solved'} = $score if $score ne ''; + $newrecord{'resource.'.$partid.'.regrader'} = "$env{'user.name'}:$env{'user.domain'}" + if (scalar(keys(%newrecord)) > 0); + + $changeflag++; + } + if (scalar(keys(%newrecord)) > 0) { + my %record = + &Apache::lonnet::restore($symbx,$env{'request.course.id'}, + $udom,$uname); + + if (&Apache::lonnet::validCODE($env{'form.CODE'})) { + $newrecord{'resource.CODE'} = $env{'form.CODE'}; + } elsif (&Apache::lonnet::validCODE($record{'resource.CODE'})) { + $newrecord{'resource.CODE'} = ''; + } + &Apache::lonnet::cstore(\%newrecord,$symbx,$env{'request.course.id'}, + $udom,$uname); + %record = &Apache::lonnet::restore($symbx, + $env{'request.course.id'}, + $udom,$uname); + &check_and_remove_from_queue($parts,\%record,undef,$symbx, + $cdom,$cnum,$udom,$uname); + } + + if ($aggregateflag) { + &Apache::lonnet::cinc('nohist_resourcetracker',\%aggregate, + $env{'course.'.$env{'request.course.id'}.'.domain'}, + $env{'course.'.$env{'request.course.id'}.'.num'}); + } + + $studentTable.=''.$displayPts[0].''. + ''.$displayPts[1].''. + &Apache::loncommon::end_data_table_row(); + + $prob++; + } + $curRes = $iterator->next(); + } + + $studentTable.=&Apache::loncommon::end_data_table(); + my $grademsg=($changeflag == 0 ? &mt('No score was changed or updated.') : + &mt('The scores were changed for [quant,_1,problem].', + $changeflag).'
'); + my $hidemsg=($hideflag == 0 ? '' : + &mt('Submissions were marked "hidden" for [quant,_1,transaction].', + $hideflag).'
'); + $request->print($hidemsg.$grademsg.$studentTable); + + return ''; +} + +#-------- end of section for handling grading by page/sequence --------- +# +#------------------------------------------------------------------- + +#-------------------- Bubblesheet (Scantron) Grading ------------------- +# +#------ start of section for handling grading by page/sequence --------- + +=pod + +=head1 Bubble sheet grading routines + + For this documentation: + + 'scanline' refers to the full line of characters + from the file that we are parsing that represents one entire sheet + + 'bubble line' refers to the data + representing the line of bubbles that are on the physical bubblesheet + + +The overall process is that a scanned in bubblesheet data is uploaded +into a course. When a user wants to grade, they select a +sequence/folder of resources, a file of bubblesheet info, and pick +one of the predefined configurations for what each scanline looks +like. + +Next each scanline is checked for any errors of either 'missing +bubbles' (it's an error because it may have been mis-scanned +because too light bubbling), 'double bubble' (each bubble line should +have no more than one letter picked), invalid or duplicated CODE, +invalid student/employee ID + +If the CODE option is used that determines the randomization of the +homework problems, either way the student/employee ID is looked up into a +username:domain. + +During the validation phase the instructor can choose to skip scanlines. + +After the validation phase, there are now 3 bubblesheet files + + scantron_original_filename (unmodified original file) + scantron_corrected_filename (file where the corrected information has replaced the original information) + scantron_skipped_filename (contains the exact text of scanlines that where skipped) + +Also there is a separate hash nohist_scantrondata that contains extra +correction information that isn't representable in the bubblesheet +file (see &scantron_getfile() for more information) + +After all scanlines are either valid, marked as valid or skipped, then +foreach line foreach problem in the picked sequence, an ssi request is +made that simulates a user submitting their selected letter(s) against +the homework problem. + +=over 4 + + + +=item defaultFormData + + Returns html hidden inputs used to hold context/default values. + + Arguments: + $symb - $symb of the current resource + +=cut + +sub defaultFormData { + my ($symb)=@_; + return ''; +} + + +=pod + +=item getSequenceDropDown + + Return html dropdown of possible sequences to grade + + Arguments: + $symb - $symb of the current resource + $map_error - ref to scalar which will container error if + $navmap object is unavailable in &getSymbMap(). + +=cut + +sub getSequenceDropDown { + my ($symb,$map_error)=@_; + my $result=''; + return $result; +} + +my %bubble_lines_per_response; # no. bubble lines for each response. + # key is zero-based index - 0, 1, 2 ... + +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 + +my %masterseq_id_responsenum; # src_id (e.g., 12.3_0.11 etc.) for each + # numbered response. Needed when randomorder + # or randompick are in use. Key is ID, value + # is response number. + +# 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}; + } + foreach my $resid (keys(%masterseq_id_responsenum)) { + my $line = $masterseq_id_responsenum{$resid}; + $env{"form.scantron.residpart.$line"} = $resid; + } +} + + +sub restore_bubble_lines { + my $line = 0; + %bubble_lines_per_response = (); + %masterseq_id_responsenum = (); + while ($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"}; + my $id = $env{"form.scantron.residpart.$line"}; + $masterseq_id_responsenum{$id} = $line; + $line++; + } +} + +=pod + +=item scantron_filenames + + Returns a list of the scantron files in the current course + +=cut + +sub scantron_filenames { + my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cname=$env{'course.'.$env{'request.course.id'}.'.num'}; + my $getpropath = 1; + my ($dirlist,$listerror) = &Apache::lonnet::dirlist('userfiles',$cdom, + $cname,$getpropath); + my @possiblenames; + if (ref($dirlist) eq 'ARRAY') { + foreach my $filename (sort(@{$dirlist})) { + ($filename)=split(/&/,$filename); + if ($filename!~/^scantron_orig_/) { next ; } + $filename=~s/^scantron_orig_//; + push(@possiblenames,$filename); + } + } + return @possiblenames; +} + +=pod + +=item scantron_uploads + + Returns html drop-down list of scantron files in current course. + + Arguments: + $file2grade - filename to set as selected in the dropdown + +=cut + +sub scantron_uploads { + my ($file2grade) = @_; + my $result= '"; + return $result; +} + +=pod + +=item scantron_scantab + + Returns html drop down of the scantron formats in the scantronformat.tab + file. + +=cut + +sub scantron_scantab { + my $result=''."\n"; + return $result; +} + +=pod + +=item scantron_CODElist + + Returns html drop down of the saved CODE lists from current course, + generated from earlier printings. + +=cut + +sub scantron_CODElist { + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + my @names=&Apache::lonnet::getkeys('CODEs',$cdom,$cnum); + my $namechoice=''; + foreach my $name (sort {uc($a) cmp uc($b)} @names) { + if ($name =~ /^error: 2 /) { next; } + if ($name =~ /^type\0/) { next; } + $namechoice.=''; + } + $namechoice=''; + return $namechoice; +} + +=pod + +=item scantron_CODEunique + + Returns the html for "Each CODE to be used once" radio. + +=cut + +sub scantron_CODEunique { + my $result=' + + + + + '; + return $result; +} + +=pod + +=item scantron_selectphase + + Generates the initial screen to start the bubblesheet process. + Allows for - starting a grading run. + - downloading existing scan data (original, corrected + or skipped info) + + - uploading new scan data + + Arguments: + $r - The Apache request object + $file2grade - name of the file that contain the scanned data to score + +=cut + +sub scantron_selectphase { + my ($r,$file2grade,$symb) = @_; + if (!$symb) {return '';} + my $map_error; + my $sequence_selector=&getSequenceDropDown($symb,\$map_error); + if ($map_error) { + $r->print('
'.&navmap_errormsg().'
'); + return; + } + my $default_form_data=&defaultFormData($symb); + my $file_selector=&scantron_uploads($file2grade); + my $format_selector=&scantron_scantab(); + my $CODE_selector=&scantron_CODElist(); + my $CODE_unique=&scantron_CODEunique(); + my $result; + + $ssi_error = 0; + + if (&Apache::lonnet::allowed('usc',$env{'request.role.domain'}) || $perm{'usc'}) { + + # Chunk of form to prompt for a scantron file upload. + + $r->print(' +
'); + my $cdom= $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum= $env{'course.'.$env{'request.course.id'}.'.num'}; + my $csec= $env{'request.course.sec'}; + my $alertmsg = &mt('Please use the browse button to select a file from your local directory.'); + &js_escape(\$alertmsg); + my ($formatoptions,$formattitle,$formatjs) = &scantron_upload_dataformat($cdom); + $r->print(&Apache::lonhtmlcommon::scripttag(' + function checkUpload(formname) { + if (formname.upfile.value == "") { + alert("'.$alertmsg.'"); + return false; + } + formname.submit(); + }'."\n".$formatjs)); + $r->print(' +
+ '.$default_form_data.' + + + + + '.&Apache::loncommon::start_data_table('LC_scantron_action').' + '.&Apache::loncommon::start_data_table_header_row().' + +  '.&mt('Specify a bubblesheet data file to upload.').' + + '.&Apache::loncommon::end_data_table_header_row().' + '.&Apache::loncommon::start_data_table_row().' + + '.&mt('File to upload: [_1]','').'
'."\n"); + if ($formatoptions) { + $r->print(' + '.&Apache::loncommon::end_data_table_row().' + '.&Apache::loncommon::start_data_table_row().' + '.$formattitle.(' 'x2).$formatoptions.' + + '.&Apache::loncommon::end_data_table_row().' + '.&Apache::loncommon::start_data_table_row().' + ' + ); + } else { + $r->print('
'); + } + $r->print(' + + '.&Apache::loncommon::end_data_table_row().' + '.&Apache::loncommon::end_data_table().' +
' + ); + + } + + # Chunk of form to prompt for a file to grade and how: + + $result.= ' +
+
+ + '.$default_form_data.' + '.&Apache::loncommon::start_data_table('LC_scantron_action').' + '.&Apache::loncommon::start_data_table_header_row().' + +  '.&mt('Specify file and which Folder/Sequence to grade').' + + '.&Apache::loncommon::end_data_table_header_row().' + '.&Apache::loncommon::start_data_table_row().' + '.&mt('Sequence to grade:').' '.$sequence_selector.' + '.&Apache::loncommon::end_data_table_row().' + '.&Apache::loncommon::start_data_table_row().' + '.&mt('Filename of bubblesheet data file:').' '.$file_selector.' + '.&Apache::loncommon::end_data_table_row().' + '.&Apache::loncommon::start_data_table_row().' + '.&mt('Format of bubblesheet data file:').' '.$format_selector.' + '.&Apache::loncommon::end_data_table_row().' + '.&Apache::loncommon::start_data_table_row().' + '.&mt('Saved CODEs to validate against:').' '.$CODE_selector.' + '.&Apache::loncommon::end_data_table_row().' + '.&Apache::loncommon::start_data_table_row().' + '.&mt('Each CODE is only to be used once:').' '.$CODE_unique.' + '.&Apache::loncommon::end_data_table_row().' + '.&Apache::loncommon::start_data_table_row().' + '.&mt('Options:').' + +
+
+ + + '.&Apache::loncommon::end_data_table_row().' + '.&Apache::loncommon::start_data_table_row().' + + + + '.&Apache::loncommon::end_data_table_row().' + '.&Apache::loncommon::end_data_table().' +
+'; + + $r->print($result); + + # Chunk of the form that prompts to view a scoring office file, + # corrected file, skipped records in a file. + + $r->print(' +
+
+ '.$default_form_data.' + + '.&Apache::loncommon::start_data_table('LC_scantron_action').' + '.&Apache::loncommon::start_data_table_header_row().' + +  '.&mt('Download a scoring office file').' + + '.&Apache::loncommon::end_data_table_header_row().' + '.&Apache::loncommon::start_data_table_row().' + '.&mt('Filename of scoring office file: [_1]',$file_selector).' +
+ + '.&Apache::loncommon::end_data_table_row().' + '.&Apache::loncommon::end_data_table().' +
+
+'); + + &Apache::lonpickcode::code_list($r,2); + + $r->print('
'. + $default_form_data."\n". + &Apache::loncommon::start_data_table('LC_scantron_action')."\n". + &Apache::loncommon::start_data_table_header_row()."\n". + ' +  '.&mt('Review bubblesheet data and submissions for a previously graded folder/sequence')."\n". + ''."\n". + &Apache::loncommon::end_data_table_header_row()."\n". + &Apache::loncommon::start_data_table_row()."\n". + ' '.&mt('Graded folder/sequence:').' '."\n". + ' '.$sequence_selector.' '. + &Apache::loncommon::end_data_table_row()."\n". + &Apache::loncommon::start_data_table_row()."\n". + ' '.&mt('Filename of scoring office file:').' '."\n". + ' '.$file_selector.' '."\n". + &Apache::loncommon::end_data_table_row()."\n". + &Apache::loncommon::start_data_table_row()."\n". + ' '.&mt('Format of data file:').' '."\n". + ' '.$format_selector.' '."\n". + &Apache::loncommon::end_data_table_row()."\n". + &Apache::loncommon::start_data_table_row()."\n". + ' '.&mt('Options').' '."\n". + ' '. + &Apache::loncommon::end_data_table_row()."\n". + &Apache::loncommon::start_data_table_row()."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + &Apache::loncommon::end_data_table_row()."\n". + &Apache::loncommon::end_data_table()."\n". + '

'); + return; +} + +=pod + +=item username_to_idmap + + creates a hash keyed by student/employee ID with values of the corresponding + student username:domain. If a single ID occurs for more than one student, + the status of the student is checked, and if Active, the value in the hash + will be set to the Active student. + + Arguments: + + $classlist - reference to the class list hash. This is a hash + keyed by student name:domain whose elements are references + to arrays containing various chunks of information + about the student. (See loncoursedata for more info). + + Returns + %idmap - the constructed hash + +=cut + +sub username_to_idmap { + my ($classlist)= @_; + my %idmap; + foreach my $student (keys(%$classlist)) { + my $id = $classlist->{$student}->[&Apache::loncoursedata::CL_ID]; + unless ($id eq '') { + if (!exists($idmap{$id})) { + $idmap{$id} = $student; + } else { + my $status = $classlist->{$student}->[&Apache::loncoursedata::CL_STATUS]; + if ($status eq 'Active') { + $idmap{$id} = $student; + } + } + } + } + return %idmap; +} + +=pod + +=item scantron_fixup_scanline + + Process a requested correction to a scanline. + + Arguments: + $scantron_config - hash from &Apache::lonnet::get_scantron_config() + $scan_data - hash of correction information + (see &scantron_getfile()) + $line - existing scanline + $whichline - line number of the passed in scanline + $field - type of change to process + (either + 'ID' -> correct the student/employee ID + 'CODE' -> correct the CODE + 'answer' -> fixup the submitted answers) + + $args - hash of additional info, + - 'ID' + 'newid' -> studentID to use in replacement + of existing one + - 'CODE' + 'CODE_ignore_dup' - set to true if duplicates + should be ignored. + 'CODE' - is new code or 'use_unfound' + if the existing unfound code should + be used as is + - '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 + + Side effects: + $scan_data - may be updated + +=cut + + +sub scantron_fixup_scanline { + my ($scantron_config,$scan_data,$line,$whichline,$field,$args)=@_; + if ($field eq 'ID') { + if (length($args->{'newid'}) > $$scantron_config{'IDlength'}) { + return ($line,1,'New value too large'); + } + if (length($args->{'newid'}) < $$scantron_config{'IDlength'}) { + $args->{'newid'}=sprintf('%-'.$$scantron_config{'IDlength'}.'s', + $args->{'newid'}); + } + substr($line,$$scantron_config{'IDstart'}-1, + $$scantron_config{'IDlength'})=$args->{'newid'}; + if ($args->{'newid'}=~/^\s*$/) { + &scan_data($scan_data,"$whichline.user", + $args->{'username'}.':'.$args->{'domain'}); + } + } elsif ($field eq 'CODE') { + if ($args->{'CODE_ignore_dup'}) { + &scan_data($scan_data,"$whichline.CODE_ignore_dup",'1'); + } + &scan_data($scan_data,"$whichline.useCODE",'1'); + if ($args->{'CODE'} ne 'use_unfound') { + if (length($args->{'CODE'}) > $$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'}; + my $on=$scantron_config->{'Qon'}; + 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 { - $request->print('

Not a valid DocID: '.$token.'

'); + substr($answer,$args->{'response'},1)=$on; + } + &scan_data($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; +} + +=pod + +=item scan_data + + Edit or look up an item in the scan_data hash. + + Arguments: + $scan_data - The hash (see scantron_getfile) + $key - shorthand of the key to edit (actual key is + scantronfilename_key). + $data - New value of the hash entry. + $delete - If true, the entry is removed from the hash. + + Returns: + The new value of the hash table field (undefined if deleted). + +=cut + + +sub scan_data { + my ($scan_data,$key,$value,$delete)=@_; + my $filename=$env{'form.scantron_selectfile'}; + if (defined($value)) { + $scan_data->{$filename.'_'.$key} = $value; + } + if ($delete) { delete($scan_data->{$filename.'_'.$key}); } + 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 + + Decodes a scanline from the selected bubblesheet file + + Arguments: + line - The text of the bubblesheet file line to process + whichline - Line number + scantron_config - Hash describing the format of the bubblesheet lines. + scan_data - Hash of extra information about the scanline + (see scantron_getfile for more information) + just_header - True if should not process question answers but only + the stuff to the left of the answers. + randomorder - True if randomorder in use + randompick - True if randompick in use + sequence - Exam folder URL + master_seq - Ref to array containing symbs in exam folder + symb_to_resource - Ref to hash of symbs for resources in exam folder + (corresponding values are resource objects) + partids_by_symb - Ref to hash of symb -> array ref of partIDs + orderedforcode - Ref to hash of arrays. keys are CODEs and values + are refs to an array of resource objects, ordered + according to order used for CODE, when randomorder + and or randompick are in use. + respnumlookup - Ref to hash mapping question numbers in bubble lines + for current line to question number used for same question + in "Master Sequence" (as seen by Course Coordinator). + startline - Ref to hash where key is question number (0 is first) + and value is number of first bubble line for current + student or code-based randompick and/or randomorder. + totalref - Ref of scalar used to score total number of bubble + lines needed for responses in a scan line (used when + randompick in use. + + Returns: + Hash containing the result of parsing the scanline + + Keys are all proceeded by the string 'scantron.' + + CODE - the CODE in use for this scanline + useCODE - 1 if the CODE is invalid but it usage has been forced + by the operator + CODE_ignore_dup - 1 if the CODE is a duplicated use when unique + CODEs were selected, but the usage has been + forced by the operator + ID - student/employee ID + PaperID - if used, the ID number printed on the sheet when the + paper was scanned + FirstName - first name from the sheet + LastName - last name from the sheet + + if just_header was not true these key may also exist + + missingerror - a list of bubble ranges that are considered to be answers + to a single question that don't have any bubbles filled in. + Of the form questionnumber:firstbubblenumber:count. + doubleerror - a list of bubble ranges that are considered to be answers + to a single question that have more than one bubble filled in. + Of the form questionnumber::firstbubblenumber:count + + In the above, count is the number of bubble responses in the + input line needed to represent the possible answers to the question. + e.g. a radioresponse with 15 choices in an answer sheet with 10 choices + per line would have count = 2. + + maxquest - the number of the last bubble line that was parsed + + ( starts at 1) + .answer - zero or more letters representing the selected + letters from the scanline for the bubble line + . + if blank there was either no bubble or there where + multiple bubbles, (consult the keys missingerror and + doubleerror if this is an error condition) + +=cut + +sub scantron_parse_scanline { + my ($line,$whichline,$scantron_config,$scan_data,$just_header,$idmap, + $randomorder,$randompick,$sequence,$master_seq,$symb_to_resource, + $partids_by_symb,$orderedforcode,$respnumlookup,$startline,$totalref)=@_; + + my %record; + my $data=substr($line,0,$$scantron_config{'Qstart'}-1); # stuff before answers + if (!($$scantron_config{'CODElocation'} eq 0 || + $$scantron_config{'CODElocation'} eq 'none')) { + if ($$scantron_config{'CODElocation'} < 0 || + $$scantron_config{'CODElocation'} eq 'letter' || + $$scantron_config{'CODElocation'} eq 'number') { + $record{'scantron.CODE'}=substr($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 + } + } + $record{'scantron.ID'}=substr($data,$$scantron_config{'IDstart'}-1, + $$scantron_config{'IDlength'}); + $record{'scantron.PaperID'}= + substr($data,$$scantron_config{'PaperID'}-1, + $$scantron_config{'PaperIDlength'}); + $record{'scantron.FirstName'}= + substr($data,$$scantron_config{'FirstName'}-1, + $$scantron_config{'FirstNamelength'}); + $record{'scantron.LastName'}= + substr($data,$$scantron_config{'LastName'}-1, + $$scantron_config{'LastNamelength'}); + if ($just_header) { return \%record; } + + my @alphabet=('A'..'Z'); + my $questnum=0; + my $ansnum =1; # Multiple 'answer lines'/question. + + my $lastpos = $env{'form.scantron_maxbubble'}*$$scantron_config{'Qlength'}; + if ($randompick || $randomorder) { + my $total = &get_respnum_lookups($sequence,$scan_data,$idmap,$line,\%record, + $master_seq,$symb_to_resource, + $partids_by_symb,$orderedforcode, + $respnumlookup,$startline); + if ($total) { + $lastpos = $total*$$scantron_config{'Qlength'}; + } + if (ref($totalref)) { + $$totalref = $total; + } + } + my $questions=substr($line,$$scantron_config{'Qstart'}-1,$lastpos); # Answers + chomp($questions); # Get rid of any trailing \n. + $questions =~ s/\r$//; # Get rid of trailing \r too (MAC or Win uploads). + while (length($questions)) { + my $answers_needed; + if (($randompick || $randomorder) && (ref($respnumlookup) eq 'HASH')) { + $answers_needed = $bubble_lines_per_response{$respnumlookup->{$questnum}}; + } else { + $answers_needed = $bubble_lines_per_response{$questnum}; + } + my $answer_length = ($$scantron_config{'Qlength'} * $answers_needed) + || 1; + $questnum++; + my $quest_id = $questnum; + my $currentquest = substr($questions,0,$answer_length); + $questions = substr($questions,$answer_length); + if (length($currentquest) < $answer_length) { next; } + + my $subdivided; + if (($randompick || $randomorder) && (ref($respnumlookup) eq 'HASH')) { + $subdivided = $subdivided_bubble_lines{$respnumlookup->{$questnum-1}}; + } else { + $subdivided = $subdivided_bubble_lines{$questnum-1}; + } + if ($subdivided =~ /,/) { + my $subquestnum = 1; + my $subquestions = $currentquest; + my @subanswers_needed = split(/,/,$subdivided); + foreach my $subans (@subanswers_needed) { + my $subans_length = + ($$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, + $randomorder,$randompick,$respnumlookup); + } else { + $ansnum = &scantron_validator_positional($ansnum, + $questnum,$quest_id,$subans,$currsubquest,$whichline, + \@alphabet,\%record,$scantron_config,$scan_data, + $randomorder,$randompick,$respnumlookup); + } + $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, + $randomorder,$randompick,$respnumlookup); + } else { + $ansnum = &scantron_validator_positional($ansnum,$questnum, + $quest_id,$answers_needed,$currentquest,$whichline, + \@alphabet,\%record,$scantron_config,$scan_data, + $randomorder,$randompick,$respnumlookup); + } + } + } + $record{'scantron.maxquest'}=$questnum; + return \%record; +} + +sub get_master_seq { + my ($resources,$master_seq,$symb_to_resource) = @_; + return unless ((ref($resources) eq 'ARRAY') && (ref($master_seq) eq 'ARRAY') && + (ref($symb_to_resource) eq 'HASH')); + my $resource_error; + foreach my $resource (@{$resources}) { + my $ressymb; + if (ref($resource)) { + $ressymb = $resource->symb(); + push(@{$master_seq},$ressymb); + $symb_to_resource->{$ressymb} = $resource; + } else { + $resource_error = 1; + last; + } + } + return $resource_error; +} + +sub get_respnum_lookups { + my ($sequence,$scan_data,$idmap,$line,$record,$master_seq,$symb_to_resource, + $partids_by_symb,$orderedforcode,$respnumlookup,$startline) = @_; + return unless ((ref($record) eq 'HASH') && (ref($master_seq) eq 'ARRAY') && + (ref($symb_to_resource) eq 'HASH') && (ref($partids_by_symb) eq 'HASH') && + (ref($orderedforcode) eq 'HASH') && (ref($respnumlookup) eq 'HASH') && + (ref($startline) eq 'HASH')); + my ($user,$scancode); + if ((exists($record->{'scantron.CODE'})) && + (&Apache::lonnet::validCODE($record->{'scantron.CODE'}))) { + $scancode = $record->{'scantron.CODE'}; + } else { + $user = &scantron_find_student($record,$scan_data,$idmap,$line); + } + my @mapresources = + &users_order($user,$scancode,$sequence,$master_seq,$symb_to_resource, + $orderedforcode); + my $total = 0; + my $count = 0; + foreach my $resource (@mapresources) { + my $id = $resource->id(); + my $symb = $resource->symb(); + if (ref($partids_by_symb->{$symb}) eq 'ARRAY') { + foreach my $partid (@{$partids_by_symb->{$symb}}) { + my $respnum = $masterseq_id_responsenum{$id.'_'.$partid}; + if ($respnum ne '') { + $respnumlookup->{$count} = $respnum; + $startline->{$count} = $total; + $total += $bubble_lines_per_response{$respnum}; + $count ++; + } + } + } + } + return $total; +} + +sub scantron_validator_lettnum { + my ($ansnum,$questnum,$quest_id,$answers_needed,$currquest,$whichline, + $alphabet,$record,$scantron_config,$scan_data,$randomorder, + $randompick,$respnumlookup) = @_; + + # Qon 'letter' implies for each slot in currquest we have: + # ? or * for doubles, a letter in A-Z for a bubble, and + # about anything else (esp. a value of Qoff) for missing + # bubbles. + # + # Qon 'number' implies each slot gives a digit that indexes the + # bubbles filled, or Qoff, or a non-number for unbubbled lines, + # and * or ? for double bubbles on a single line. + # + + my $matchon; + if ($$scantron_config{'Qon'} eq 'letter') { + $matchon = '[A-Z]'; + } elsif ($$scantron_config{'Qon'} eq 'number') { + $matchon = '\d'; + } + my $occurrences = 0; + my $responsenum = $questnum-1; + if (($randompick || $randomorder) && (ref($respnumlookup) eq 'HASH')) { + $responsenum = $respnumlookup->{$questnum-1} + } + if (($responsetype_per_response{$responsenum} eq 'essayresponse') || + ($responsetype_per_response{$responsenum} eq 'formularesponse') || + ($responsetype_per_response{$responsenum} eq 'stringresponse') || + ($responsetype_per_response{$responsenum} eq 'imageresponse') || + ($responsetype_per_response{$responsenum} eq 'reactionresponse') || + ($responsetype_per_response{$responsenum} 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 ($$scantron_config{'Qon'} eq 'number') { + $currquest = &digits_to_letters($currquest); + } + for (my $ans=0; $ans<$answers_needed; $ans++) { + my $bubble = substr($currquest,$ans,1); + $record->{"scantron.$ansnum.answer"} = $bubble; + $ansnum++; + } + } + return $ansnum; +} + +sub scantron_validator_positional { + my ($ansnum,$questnum,$quest_id,$answers_needed,$currquest, + $whichline,$alphabet,$record,$scantron_config,$scan_data, + $randomorder,$randompick,$respnumlookup) = @_; + + # Otherwise there's a positional notation; + # each bubble line requires Qlength items, and there are filled in + # bubbles for each case where there 'Qon' characters. + # + + my @array=split($$scantron_config{'Qon'},$currquest,-1); + + # If the split only gives us one element.. the full length of the + # answer string, no bubbles are filled in: + + if ($answers_needed eq '') { + return; + } + + 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"} = ' '; } - } else { - $request->print(&Apache::lonxml::tokeninputfield()); + $ansnum++; } - } - } else { - #&Apache::lonhomework::showhashsubset(\%ENV,'^form'); - $Apache::grades::viewgrades=&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'}); - if ($command eq 'submission') { - &listStudents($request) if ($ENV{'form.student'} eq ''); - &submission($request,0,0) if ($ENV{'form.student'} ne ''); - } elsif ($command eq 'processGroup') { - &processGroup($request); - } elsif ($command eq 'gradingmenu') { - $request->print(&gradingmenu($request)); - } elsif ($command eq 'viewgrades') { - $request->print(&viewgrades($request)); - } elsif ($command eq 'handgrade') { - $request->print(&processHandGrade($request)); - } elsif ($command eq 'editgrades') { - $request->print(&editgrades($request)); - } elsif ($command eq 'verify') { - $request->print(&verifyreceipt($request)); - } elsif ($command eq 'csvupload') { - $request->print(&csvupload($request)); - } elsif ($command eq 'viewclasslist') { - $request->print(&viewclasslist($request)); - } elsif ($command eq 'csvuploadmap') { - $request->print(&csvuploadmap($request)); -# } elsif ($command eq 'receiptInput') { -# &receiptInput($request); - } elsif ($command eq 'csvuploadassign') { - if ($ENV{'form.associate'} ne 'Reverse Association') { - $request->print(&csvuploadassign($request)); - } else { - if ( $ENV{'form.upfile_associate'} ne 'reverse' ) { - $ENV{'form.upfile_associate'} = 'reverse'; + } 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. + # + my $responsenum = $questnum-1; + if (($randompick || $randomorder) && (ref($respnumlookup) eq 'HASH')) { + $responsenum = $respnumlookup->{$questnum-1} + } + if (($responsetype_per_response{$responsenum} eq 'essayresponse') || + ($responsetype_per_response{$responsenum} eq 'formularesponse') || + ($responsetype_per_response{$responsenum} eq 'stringresponse') || + ($responsetype_per_response{$responsenum} eq 'imageresponse') || + ($responsetype_per_response{$responsenum} eq 'reactionresponse') || + ($responsetype_per_response{$responsenum} 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($$scantron_config{'Qon'},$currline,-1); + if (length(@currarray) > 2) { + $doubleerror = 1; + } + } + if ($doubleerror) { + push(@{$record->{'scantron.doubleerror'}},$quest_id); + } + } else { + push(@{$record->{'scantron.doubleerror'}},$quest_id); + } + my $item = $ansnum; + for (my $ans=0; $ans<$answers_needed; $ans++) { + $record->{"scantron.$item.answer"} = ''; + $item ++; + } + + my @ans=@array; + my $i=0; + my $increment = 0; + while ($#ans) { + $i+=length($ans[0]) + $increment; + my $line = int($i/$$scantron_config{'Qlength'} + $ansnum); + my $bubble = $i%$$scantron_config{'Qlength'}; + $record->{"scantron.$line.answer"}.=$alphabet->[$bubble]; + shift(@ans); + $increment = 1; + } + $ansnum += $answers_needed; + } + return $ansnum; +} + +=pod + +=item scantron_add_delay + + Adds an error message that occurred during the grading phase to a + queue of messages to be shown after grading pass is complete + + Arguments: + $delayqueue - arrary ref of hash ref of error messages + $scanline - the scanline that caused the error + $errormesage - the error message + $errorcode - a numeric code for the error + + Side Effects: + updates the $delayqueue to have a new hash ref of the error + +=cut + +sub scantron_add_delay { + my ($delayqueue,$scanline,$errormessage,$errorcode)=@_; + push(@$delayqueue, + {'line' => $scanline, 'emsg' => $errormessage, + 'ecode' => $errorcode } + ); +} + +=pod + +=item scantron_find_student + + Finds the username for the current scanline + + Arguments: + $scantron_record - hash result from scantron_parse_scanline + $scan_data - hash of correction information + (see &scantron_getfile() form more information) + $idmap - hash from &username_to_idmap() + $line - number of current scanline + + Returns: + Either 'username:domain' or undef if unknown + +=cut + +sub scantron_find_student { + my ($scantron_record,$scan_data,$idmap,$line)=@_; + my $scanID=$$scantron_record{'scantron.ID'}; + if ($scanID =~ /^\s*$/) { + return &scan_data($scan_data,"$line.user"); + } + foreach my $id (keys(%$idmap)) { + if (lc($id) eq lc($scanID)) { + return $$idmap{$id}; + } + } + return undef; +} + +=pod + +=item scantron_filter + + Filter sub for lonnavmaps, filters out hidden resources if ignore + hidden resources was selected + +=cut + +sub scantron_filter { + my ($curres)=@_; + + if (ref($curres) && $curres->is_problem()) { + # if the user has asked to not have either hidden + # or 'randomout' controlled resources to be graded + # don't include them + if ($env{'form.scantron_options_hidden'} eq 'ignore_hidden' + && $curres->randomout) { + return 0; + } + return 1; + } + return 0; +} + +=pod + +=item scantron_process_corrections + + Gets correction information out of submitted form data and corrects + the scanline + +=cut + +sub scantron_process_corrections { + my ($r) = @_; + my %scantron_config=&Apache::lonnet::get_scantron_config($env{'form.scantron_format'}); + my ($scanlines,$scan_data)=&scantron_getfile(); + my $classlist=&Apache::loncoursedata::get_classlist(); + my $which=$env{'form.scantron_line'}; + my $line=&scantron_get_line($scanlines,$scan_data,$which); + my ($skip,$err,$errmsg); + if ($env{'form.scantron_skip_record'}) { + $skip=1; + } elsif ($env{'form.scantron_corrections'} =~ /^(duplicate|incorrect)ID$/) { + my $newstudent=$env{'form.scantron_username'}.':'. + $env{'form.scantron_domain'}; + my $newid=$classlist->{$newstudent}->[&Apache::loncoursedata::CL_ID]; + ($line,$err,$errmsg)= + &scantron_fixup_scanline(\%scantron_config,$scan_data,$line,$which, + 'ID',{'newid'=>$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,$errmsg)= + &scantron_fixup_scanline(\%scantron_config,$scan_data,$line, + $which,'answer', + { 'question'=>$question, + 'response'=>$env{"form.scantron_correct_Q_$question"}, + 'questionnum'=>$env{"form.scantron_questionnum_Q_$question"}}); + if ($err) { last; } + } + } + if ($err) { + $r->print( + '

' + .&mt('Unable to accept last correction, an error occurred: [_1]', + $errmsg) + .'

'); + } else { + &scantron_put_line($scanlines,$scan_data,$which,$line,$skip); + &scantron_putfile($scanlines,$scan_data); + } +} + +=pod + +=item reset_skipping_status + + Forgets the current set of remember skipped scanlines (and thus + reverts back to considering all lines in the + scantron_skipped_ file) + +=cut + +sub reset_skipping_status { + my ($scanlines,$scan_data)=&scantron_getfile(); + &scan_data($scan_data,'remember_skipping',undef,1); + &scantron_putfile(undef,$scan_data); +} + +=pod + +=item start_skipping + + Marks a scanline to be skipped. + +=cut + +sub start_skipping { + my ($scan_data,$i)=@_; + my %remembered=split(':',&scan_data($scan_data,'remember_skipping')); + if ($env{'form.scantron_options_redo'} =~ /^redo_/) { + $remembered{$i}=2; + } else { + $remembered{$i}=1; + } + &scan_data($scan_data,'remember_skipping',join(':',%remembered)); +} + +=pod + +=item should_be_skipped + + Checks whether a scanline should be skipped. + +=cut + +sub should_be_skipped { + my ($scanlines,$scan_data,$i)=@_; + if ($env{'form.scantron_options_redo'} !~ /^redo_/) { + # not redoing old skips + if ($scanlines->{'skipped'}[$i]) { return 1; } + return 0; + } + my %remembered=split(':',&scan_data($scan_data,'remember_skipping')); + + if (exists($remembered{$i}) && $remembered{$i} != 2 ) { + return 0; + } + return 1; +} + +=pod + +=item remember_current_skipped + + Discovers what scanlines are in the scantron_skipped_ + file and remembers them into scan_data for later use. + +=cut + +sub remember_current_skipped { + my ($scanlines,$scan_data)=&scantron_getfile(); + my %to_remember; + for (my $i=0;$i<=$scanlines->{'count'};$i++) { + if ($scanlines->{'skipped'}[$i]) { + $to_remember{$i}=1; + } + } + + &scan_data($scan_data,'remember_skipping',join(':',%to_remember)); + &scantron_putfile(undef,$scan_data); +} + +=pod + +=item check_for_error + + Checks if there was an error when attempting to remove a specific + scantron_.. bubblesheet data file. Prints out an error if + something went wrong. + +=cut + +sub check_for_error { + my ($r,$result)=@_; + if ($result ne 'ok' && $result ne 'not_found' ) { + $r->print(&mt("An error occurred ([_1]) when trying to remove the existing corrections.",$result)); + } +} + +=pod + +=item scantron_warning_screen + + Interstitial screen to make sure the operator has selected the + correct options before we start the validation phase. + +=cut + +sub scantron_warning_screen { + my ($button_text,$symb)=@_; + my $title=&Apache::lonnet::gettitle($env{'form.selectpage'}); + my %scantron_config=&Apache::lonnet::get_scantron_config($env{'form.scantron_format'}); + my $CODElist; + if ($scantron_config{'CODElocation'} && + $scantron_config{'CODEstart'} && + $scantron_config{'CODElength'}) { + $CODElist=$env{'form.scantron_CODElist'}; + if ($env{'form.scantron_CODElist'} eq '') { $CODElist=''.&mt('None').''; } + $CODElist= + ''.&mt('List of CODES to validate against:').''. + $env{'form.scantron_CODElist'}.''; + } + my $lastbubblepoints; + if ($env{'form.scantron_lastbubblepoints'} ne '') { + $lastbubblepoints = + ''.&mt('Hand-graded items: points from last bubble in row').''. + $env{'form.scantron_lastbubblepoints'}.''; + } + return ' +

+ +'.&mt("Please double check the information below before clicking on '[_1]'",&mt($button_text)).' +

+ + + +'.$CODElist.$lastbubblepoints.' +
'.&mt('Sequence to be Graded:').''.$title.'
'.&mt('Data File that will be used:').''.$env{'form.scantron_selectfile'}.'
+

'.&mt("If this information is correct, please click on '[_1]'.",&mt($button_text)).'
+'.&mt('If something is incorrect, please return to [_1]Grade/Manage/Review Bubblesheets[_2] to start over.','
','').'

+'; +} + +=pod + +=item scantron_do_warning + + Check if the operator has picked something for all required + fields. Error out if something is missing. + +=cut + +sub scantron_do_warning { + my ($r,$symb)=@_; + if (!$symb) {return '';} + my $default_form_data=&defaultFormData($symb); + $r->print(&scantron_form_start().$default_form_data); + if ( $env{'form.selectpage'} eq '' || + $env{'form.scantron_selectfile'} eq '' || + $env{'form.scantron_format'} eq '' ) { + $r->print("

".&mt('You have forgotten to specify some information. Please go Back and try again.')."

"); + if ( $env{'form.selectpage'} eq '') { + $r->print('

'.&mt('You have not selected a Sequence to grade').'

'); + } + if ( $env{'form.scantron_selectfile'} eq '') { + $r->print('

'.&mt("You have not selected a file that contains the student's response data.").'

'); + } + if ( $env{'form.scantron_format'} eq '') { + $r->print('

'.&mt("You have not selected the format of the student's response data.").'

'); + } + } else { + my $warning=&scantron_warning_screen('Grading: Validate Records',$symb); + my ($checksec,@possibles) = &gradable_sections(); + my $gradesections; + if ($checksec) { + my $file=$env{'form.scantron_selectfile'}; + if (&valid_file($file)) { + my %bysec = &scantron_get_sections(); + my $table; + if ((keys(%bysec) > 1) || ((keys(%bysec) == 1) && ((keys(%bysec))[0] ne $checksec))) { + $gradesections = &mt('Your current role is for section [_1].',''.$checksec.'').'
'; + $table = &Apache::loncommon::start_data_table()."\n". + &Apache::loncommon::start_data_table_header_row(). + ''.&mt('Section').''.&mt('Number of records').''. + &Apache::loncommon::end_data_table_header_row()."\n"; + if ($bysec{'none'}) { + $table .= &Apache::loncommon::start_data_table_row(). + ''.&mt('None').''.$bysec{'none'}.''. + &Apache::loncommon::end_data_table_row()."\n"; + } + foreach my $sec (sort { $a <=> $b } keys(%bysec)) { + next if ($sec eq 'none'); + $table .= &Apache::loncommon::start_data_table_row(). + ''.$sec.''.$bysec{$sec}.''. + &Apache::loncommon::end_data_table_row()."\n"; + } + $table .= &Apache::loncommon::end_data_table()."\n"; + $gradesections .= &mt('Sections represented in the bubblesheet data file (based on bubbled student IDs) are as follows:'). + '

'.$table.'

'; + if (@possibles) { + $gradesections .= '

'. + &mt('You have role(s) in [quant,_1,other section,other sections] with privileges to manage grades.', + scalar(@possibles)).'
'. + &mt('Check which of those section(s), in addition to section [_1], you wish to grade using this bubblesheet file:', + ''.$checksec.'').' '; + foreach my $sec (sort {$a <=> $b } @possibles) { + $gradesections .= ''.(' 'x2); + } + $gradesections .= '

'; + } + } + } else { + $gradesections = '

'.&mt('The selected file is unavailable').'

'; + } + } + my $bubbledbyhand=&hand_bubble_option(); + $r->print(' +'.$warning.$gradesections.$bubbledbyhand.' + + +'); + } + $r->print("
"); + return ''; +} + +=pod + +=item scantron_form_start + + html hidden input for remembering all selected grading options + +=cut + +sub scantron_form_start { + my ($max_bubble)=@_; + my $result= < + + + + + + + + + +SCANTRONFORM + + my $line = 0; + while (defined($env{"form.scantron.bubblelines.$line"})) { + my $chunk = + ''."\n"; + $chunk .= + ''."\n"; + $chunk .= + ''."\n"; + $chunk .= + ''."\n"; + $chunk .= + ''."\n"; + $result .= $chunk; + $line++; + } + return $result; +} + +=pod + +=item scantron_validate_file + + Dispatch routine for doing validation of a bubblesheet data file. + + Also processes any necessary information resets that need to + occur before validation begins (ignore previous corrections, + restarting the skipped records processing) + +=cut + +sub scantron_validate_file { + my ($r,$symb) = @_; + if (!$symb) {return '';} + my $default_form_data=&defaultFormData($symb); + + # do the detection of only doing skipped records first before we delete + # them when doing the corrections reset + if ($env{'form.scantron_options_redo'} ne 'redo_skipped_ready') { + &reset_skipping_status(); + } + if ($env{'form.scantron_options_redo'} eq 'redo_skipped') { + &remember_current_skipped(); + $env{'form.scantron_options_redo'}='redo_skipped_ready'; + } + + if ($env{'form.scantron_options_ignore'} eq 'ignore_corrections') { + &check_for_error($r,&scantron_remove_file('corrected')); + &check_for_error($r,&scantron_remove_file('skipped')); + &check_for_error($r,&scantron_remove_scan_data()); + $env{'form.scantron_options_ignore'}='done'; + } + + if ($env{'form.scantron_corrections'}) { + &scantron_process_corrections($r); + } + + $r->print('

'.&mt('Gathering necessary information.').'

'); + my ($checksec,@gradable); + if ($env{'request.course.sec'}) { + ($checksec,my @possibles) = &gradable_sections(); + if ($checksec) { + if (@possibles) { + my @chosensecs = &Apache::loncommon::get_env_multiple('form.scantron_othersections'); + if (@chosensecs) { + foreach my $sec (@chosensecs) { + if (grep(/^\Q$sec\E$/,@possibles)) { + unless (grep(/^\Q$sec\E$/,@gradable)) { + push(@gradable,$sec); + } + } + } + } + } + $r->print('

'); + if (@gradable) { + my @showsections = sort { $a <=> $b } (@gradable,$checksec); + $r->print( + ''); + } else { + $r->print( + ''); + } + $r->print('
'.&mt('Sections to be Graded:').''.join(', ',@showsections).'
'.&mt('Section to be Graded:').''.$checksec.'

'); + } + } + $r->rflush(); + + #get the student pick code ready + $r->print(&Apache::loncommon::studentbrowser_javascript()); + my $nav_error; + my %scantron_config=&Apache::lonnet::get_scantron_config($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', + 'ID', + 'CODE', + 'doublebubble', + 'missingbubbles'); + if (!$env{'form.validatepass'}) { + $env{'form.validatepass'} = 0; + } + my $currentphase=$env{'form.validatepass'}; + my %skipbysec=(); + + my $stop=0; + while (!$stop && $currentphase < scalar(@validate_phases)) { + $r->print(&mt('Validating '.$validate_phases[$currentphase]).'
'); + $r->rflush(); + + my $which="scantron_validate_".$validate_phases[$currentphase]; + { + no strict 'refs'; + my @extras=(); + if ($validate_phases[$currentphase] eq 'ID') { + @extras = (\%skipbysec,$checksec,@gradable); + } + ($stop,$currentphase)=&$which($r,$currentphase,@extras); + } + } + if (!$stop) { + my $warning=&scantron_warning_screen('Start Grading',$symb); + my $secinfo; + if (keys(%skipbysec) > 0) { + my $seclist = '
    '; + foreach my $sec (sort { $a <=> $b } keys(%skipbysec)) { + $seclist .= '
  • '.&mt('section [_1]: [_2]',$sec,$skipbysec{$sec}).'
  • '; + } + $seclist .= '
'; + $secinfo = '

'. + &mt('Numbers of records for students in sections not being graded [_1]', + $seclist). + '

'; + } + $r->print(&mt('Validation process complete.').'
'. + $secinfo.$warning. + &mt('Perform verification for each student after storage of submissions?'). + ' '. + (' 'x3).'
'. + &mt('Grading will take longer if you use verification.').'
'. + &mt('Otherwise, Grade/Manage/Review Bubblesheets [_1] Review bubblesheet data can be used once grading is complete.','»').'

'. + ''. + ''."\n"); + } else { + $r->print(''); + $r->print(""); + } + if ($stop) { + if ($validate_phases[$currentphase] eq 'sequence') { + $r->print(''); + $r->print(' '.&mt('this error').'
'); + + $r->print('

'.&mt('Or return to [_1]Grade/Manage/Review Bubblesheets[_2] to start over.','','').'

'); + } else { + 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.")); + } + } + $r->print("
"); + return ''; +} + + +=pod + +=item scantron_remove_file + + Removes the requested bubblesheet data file, makes sure that + scantron_original_ is never removed + + +=cut + +sub scantron_remove_file { + my ($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' || $which eq 'skipped') { + $file.=$which.'_'; + } else { + return 'refused'; + } + $file.=$env{'form.scantron_selectfile'}; + return &Apache::lonnet::removeuserfile($cname,$cdom,$file); +} + + +=pod + +=item scantron_remove_scan_data + + Removes all scan_data correction for the requested bubblesheet + data file. (In the case that both the are doing skipped records we need + to remember the old skipped lines for the time being so that element + persists for a while.) + +=cut + +sub scantron_remove_scan_data { + my $cname=$env{'course.'.$env{'request.course.id'}.'.num'}; + my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'}; + my @keys=&Apache::lonnet::getkeys('nohist_scantrondata',$cdom,$cname); + my @todelete; + my $filename=$env{'form.scantron_selectfile'}; + foreach my $key (@keys) { + if ($key=~/^\Q$filename\E_/) { + if ($env{'form.scantron_options_redo'} eq 'redo_skipped_ready' && + $key=~/remember_skipping/) { + next; + } + push(@todelete,$key); + } + } + my $result; + if (@todelete) { + $result = &Apache::lonnet::del('nohist_scantrondata', + \@todelete,$cdom,$cname); + } else { + $result = 'ok'; + } + return $result; +} + + +=pod + +=item scantron_getfile + + Fetches the requested bubblesheet data file (all 3 versions), and + the scan_data hash + + Arguments: + None + + Returns: + 2 hash references + + - first one has + orig - + corrected - + skipped - each of which points to an array ref of the specified + file broken up into individual lines + count - number of scanlines + + - second is the scan_data hash possible keys are + ($number refers to scanline numbered $number and thus the key affects + only that scanline + $bubline refers to the specific bubble line element and the aspects + refers to that specific bubble line element) + + $number.user - username:domain to use + $number.CODE_ignore_dup + - ignore the duplicate CODE error + $number.useCODE + - use the CODE in the scanline as is + $number.no_bubble.$bubline + - it is valid that there is no bubbled in bubble + at $number $bubline + remember_skipping + - a frozen hash containing keys of $number and values + of either + 1 - we are on a 'do skipped records pass' and plan + on processing this line + 2 - we are on a 'do skipped records pass' and this + scanline has been marked to skip yet again + +=cut + +sub scantron_getfile { + #FIXME really would prefer a scantron directory + my $cname=$env{'course.'.$env{'request.course.id'}.'.num'}; + my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'}; + my $lines; + $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'. + 'scantron_orig_'.$env{'form.scantron_selectfile'}); + my %scanlines; + $scanlines{'orig'}=[(split("\n",$lines,-1))]; + my $temp=$scanlines{'orig'}; + $scanlines{'count'}=$#$temp; + + $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'. + 'scantron_corrected_'.$env{'form.scantron_selectfile'}); + if ($lines eq '-1') { + $scanlines{'corrected'}=[]; + } else { + $scanlines{'corrected'}=[(split("\n",$lines,-1))]; + } + $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'. + 'scantron_skipped_'.$env{'form.scantron_selectfile'}); + if ($lines eq '-1') { + $scanlines{'skipped'}=[]; + } else { + $scanlines{'skipped'}=[(split("\n",$lines,-1))]; + } + my @tmp=&Apache::lonnet::dump('nohist_scantrondata',$cdom,$cname); + if ($tmp[0] =~ /^(error:|no_such_host)/) { @tmp=(); } + my %scan_data = @tmp; + return (\%scanlines,\%scan_data); +} + +=pod + +=item lonnet_putfile + + Wrapper routine to call &Apache::lonnet::finishuserfileupload + + Arguments: + $contents - data to store + $filename - filename to store $contents into + + Returns: + result value from &Apache::lonnet::finishuserfileupload + +=cut + +sub lonnet_putfile { + my ($contents,$filename)=@_; + my $docuname=$env{'course.'.$env{'request.course.id'}.'.num'}; + my $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'}; + $env{'form.sillywaytopassafilearound'}=$contents; + &Apache::lonnet::finishuserfileupload($docuname,$docudom,'sillywaytopassafilearound',$filename); + +} + +=pod + +=item scantron_putfile + + Stores the current version of the bubblesheet data files, and the + scan_data hash. (Does not modify the original version only the + corrected and skipped versions. + + Arguments: + $scanlines - hash ref that looks like the first return value from + &scantron_getfile() + $scan_data - hash ref that looks like the second return value from + &scantron_getfile() + +=cut + +sub scantron_putfile { + my ($scanlines,$scan_data) = @_; + #FIXME really would prefer a scantron directory + my $cname=$env{'course.'.$env{'request.course.id'}.'.num'}; + my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'}; + if ($scanlines) { + my $prefix='scantron_'; +# no need to update orig, shouldn't change +# &lonnet_putfile(join("\n",@{$scanlines->{'orig'}}),$prefix.'orig_'. +# $env{'form.scantron_selectfile'}); + &lonnet_putfile(join("\n",@{$scanlines->{'corrected'}}), + $prefix.'corrected_'. + $env{'form.scantron_selectfile'}); + &lonnet_putfile(join("\n",@{$scanlines->{'skipped'}}), + $prefix.'skipped_'. + $env{'form.scantron_selectfile'}); + } + &Apache::lonnet::put('nohist_scantrondata',$scan_data,$cdom,$cname); +} + +=pod + +=item scantron_get_line + + Returns the correct version of the scanline + + Arguments: + $scanlines - hash ref that looks like the first return value from + &scantron_getfile() + $scan_data - hash ref that looks like the second return value from + &scantron_getfile() + $i - number of the requested line (starts at 0) + + Returns: + A scanline, (either the original or the corrected one if it + exists), or undef if the requested scanline should be + skipped. (Either because it's an skipped scanline, or it's an + unskipped scanline and we are not doing a 'do skipped scanlines' + pass. + +=cut + +sub scantron_get_line { + my ($scanlines,$scan_data,$i)=@_; + if (&should_be_skipped($scanlines,$scan_data,$i)) { return undef; } + #if ($scanlines->{'skipped'}[$i]) { return undef; } + if ($scanlines->{'corrected'}[$i]) {return $scanlines->{'corrected'}[$i];} + return $scanlines->{'orig'}[$i]; +} + +=pod + +=item scantron_todo_count + + Counts the number of scanlines that need processing. + + Arguments: + $scanlines - hash ref that looks like the first return value from + &scantron_getfile() + $scan_data - hash ref that looks like the second return value from + &scantron_getfile() + + Returns: + $count - number of scanlines to process + +=cut + +sub get_todo_count { + my ($scanlines,$scan_data)=@_; + my $count=0; + for (my $i=0;$i<=$scanlines->{'count'};$i++) { + my $line=&scantron_get_line($scanlines,$scan_data,$i); + if ($line=~/^[\s\cz]*$/) { next; } + $count++; + } + return $count; +} + +=pod + +=item scantron_put_line + + Updates the 'corrected' or 'skipped' versions of the bubblesheet + data file. + + Arguments: + $scanlines - hash ref that looks like the first return value from + &scantron_getfile() + $scan_data - hash ref that looks like the second return value from + &scantron_getfile() + $i - line number to update + $newline - contents of the updated scanline + $skip - if true make the line for skipping and update the + 'skipped' file + +=cut + +sub scantron_put_line { + my ($scanlines,$scan_data,$i,$newline,$skip)=@_; + if ($skip) { + $scanlines->{'skipped'}[$i]=$newline; + &start_skipping($scan_data,$i); + return; + } + $scanlines->{'corrected'}[$i]=$newline; +} + +=pod + +=item scantron_clear_skip + + Remove a line from the 'skipped' file + + Arguments: + $scanlines - hash ref that looks like the first return value from + &scantron_getfile() + $scan_data - hash ref that looks like the second return value from + &scantron_getfile() + $i - line number to update + +=cut + +sub scantron_clear_skip { + my ($scanlines,$scan_data,$i)=@_; + if (exists($scanlines->{'skipped'}[$i])) { + undef($scanlines->{'skipped'}[$i]); + return 1; + } + return 0; +} + +=pod + +=item scantron_filter_not_exam + + Filter routine used by &Apache::lonnavmaps::retrieveResources(), to + filter out resources that are not marked as 'exam' mode + +=cut + +sub scantron_filter_not_exam { + my ($curres)=@_; + + if (ref($curres) && $curres->is_problem() && !$curres->is_exam()) { + # if the user has asked to not have either hidden + # or 'randomout' controlled resources to be graded + # don't include them + if ($env{'form.scantron_options_hidden'} eq 'ignore_hidden' + && $curres->randomout) { + return 0; + } + return 1; + } + return 0; +} + +=pod + +=item scantron_validate_sequence + + Validates the selected sequence, checking for resource that are + not set to exam mode. + +=cut + +sub scantron_validate_sequence { + my ($r,$currentphase) = @_; + + my $navmap=Apache::lonnavmaps::navmap->new(); + unless (ref($navmap)) { + $r->print(&navmap_errormsg()); + return (1,$currentphase); + } + my (undef,undef,$sequence)= + &Apache::lonnet::decode_symb($env{'form.selectpage'}); + + my $map=$navmap->getResourceByUrl($sequence); + + $r->print(''); + if ($env{'form.validate_sequence_exam'} ne 'ignore') { + my @resources= + $navmap->retrieveResources($map,\&scantron_filter_not_exam,1,0); + if (@resources) { + $r->print( + '

' + .&mt('Some resources in the sequence currently are not set to' + .' bubblesheet exam mode. Grading these resources currently may not' + .' work correctly.') + .'

' + ); + return (1,$currentphase); + } + } + + return (0,$currentphase+1); +} + + + +sub scantron_validate_ID { + my ($r,$currentphase,$skipbysec,$checksec,@gradable) = @_; + + #get student info + my $classlist=&Apache::loncoursedata::get_classlist(); + my %idmap=&username_to_idmap($classlist); + my $secidx = &Apache::loncoursedata::CL_SECTION(); + + #get scantron line setup + my %scantron_config=&Apache::lonnet::get_scantron_config($env{'form.scantron_format'}); + my ($scanlines,$scan_data)=&scantron_getfile(); + + my $nav_error; + &scantron_get_maxbubble(\$nav_error,\%scantron_config); # parse needs the bubble_lines.. array. + if ($nav_error) { + $r->print(&navmap_errormsg()); + return(1,$currentphase); + } + + my %found=('ids'=>{},'usernames'=>{}); + my $unsavedskips = 0; + for (my $i=0;$i<=$scanlines->{'count'};$i++) { + my $line=&scantron_get_line($scanlines,$scan_data,$i); + if ($line=~/^[\s\cz]*$/) { next; } + my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config, + $scan_data); + my $id=$$scan_record{'scantron.ID'}; + my $found; + foreach my $checkid (keys(%idmap)) { + if (lc($checkid) eq lc($id)) { $found=$checkid;last; } + } + if ($found) { + my $username=$idmap{$found}; + if ($checksec) { + if (ref($classlist->{$username}) eq 'ARRAY') { + my $stusec = $classlist->{$username}->[$secidx]; + if ($stusec ne $checksec) { + unless ((@gradable > 0) && (grep(/^\Q$stusec\E$/,@gradable))) { + my $skip=1; + &scantron_put_line($scanlines,$scan_data,$i,$line,$skip); + if (ref($skipbysec) eq 'HASH') { + if ($stusec eq '') { + $skipbysec->{'none'} ++; + } else { + $skipbysec->{$stusec} ++; + } + } + $unsavedskips ++; + next; + } + } + } + } + if ($found{'ids'}{$found}) { + &scantron_get_correction($r,$i,$scan_record,\%scantron_config, + $line,'duplicateID',$found); + if ($unsavedskips) { + &scantron_putfile($scanlines,$scan_data); + $unsavedskips = 0; + } + return(1,$currentphase); + } elsif ($found{'usernames'}{$username}) { + &scantron_get_correction($r,$i,$scan_record,\%scantron_config, + $line,'duplicateID',$username); + if ($unsavedskips) { + &scantron_putfile($scanlines,$scan_data); + $unsavedskips = 0; + } + return(1,$currentphase); + } + #FIXME store away line we previously saw the ID on to use above + $found{'ids'}{$found}++; + $found{'usernames'}{$username}++; } else { - $ENV{'form.upfile_associate'} = 'forward'; + if ($id =~ /^\s*$/) { + my $username=&scan_data($scan_data,"$i.user"); + if (($checksec && $username ne '')) { + if (ref($classlist->{$username}) eq 'ARRAY') { + my $stusec = $classlist->{$username}->[$secidx]; + if ($stusec ne $checksec) { + unless ((@gradable > 0) && (grep(/^\Q$stusec\E$/,@gradable))) { + my $skip=1; + &scantron_put_line($scanlines,$scan_data,$i,$line,$skip); + if (ref($skipbysec) eq 'HASH') { + if ($stusec eq '') { + $skipbysec->{'none'} ++; + } else { + $skipbysec->{$stusec} ++; + } + } + $unsavedskips ++; + next; + } + } + } + } elsif (defined($username) && $found{'usernames'}{$username}) { + &scantron_get_correction($r,$i,$scan_record, + \%scantron_config, + $line,'duplicateID',$username); + if ($unsavedskips) { + &scantron_putfile($scanlines,$scan_data); + $unsavedskips = 0; + } + return(1,$currentphase); + } elsif (!defined($username)) { + &scantron_get_correction($r,$i,$scan_record, + \%scantron_config, + $line,'incorrectID'); + if ($unsavedskips) { + &scantron_putfile($scanlines,$scan_data); + $unsavedskips = 0; + } + return(1,$currentphase); + } + $found{'usernames'}{$username}++; + } else { + &scantron_get_correction($r,$i,$scan_record,\%scantron_config, + $line,'incorrectID'); + if ($unsavedskips) { + &scantron_putfile($scanlines,$scan_data); + $unsavedskips = 0; + } + return(1,$currentphase); + } + } + } + if ($unsavedskips) { + &scantron_putfile($scanlines,$scan_data); + $unsavedskips = 0; + } + return (0,$currentphase+1); +} + +sub scantron_get_sections { + my %bysec; + if ($env{'form.scantron_format'} ne '') { + my %scantron_config=&Apache::lonnet::get_scantron_config($env{'form.scantron_format'}); + my ($scanlines,$scan_data)=&scantron_getfile(); + my $classlist=&Apache::loncoursedata::get_classlist(); + my %idmap=&username_to_idmap($classlist); + foreach my $key (keys(%idmap)) { + my $lckey = lc($key); + $idmap{$lckey} = $idmap{$key}; + } + my $secidx = &Apache::loncoursedata::CL_SECTION(); + for (my $i=0;$i<=$scanlines->{'count'};$i++) { + my $line=&scantron_get_line($scanlines,$scan_data,$i); + if ($line=~/^[\s\cz]*$/) { next; } + my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config, + $scan_data); + my $id=lc($$scan_record{'scantron.ID'}); + if (exists($idmap{$id})) { + if (ref($classlist->{$idmap{$id}}) eq 'ARRAY') { + my $stusec = $classlist->{$idmap{$id}}->[$secidx]; + if ($stusec eq '') { + $bysec{'none'} ++; + } else { + $bysec{$stusec} ++; + } + } + } + } + } + return %bysec; +} + +sub scantron_get_correction { + my ($r,$i,$scan_record,$scan_config,$line,$error,$arg, + $randomorder,$randompick,$respnumlookup,$startline)=@_; +#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 + + if ( $$scan_record{'scantron.PaperID'} =~ /\S/) { + $r->print( + '

' + .&mt('An error was detected ([_1]) for PaperID [_2]', + "$error", + ''.$$scan_record{'scantron.PaperID'}.'') + ."

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

' + .&mt('An error was detected ([_1]) in scanline [_2] [_3]', + "$error", $i, "

$line
") + ."

\n"); + } + my $message = + '

' + .&mt('The ID on the form is [_1]', + "$$scan_record{'scantron.ID'}") + .'
' + .&mt('The name on the paper is [_1], [_2]', + $$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('

'.&mt("The encoded ID is not in the classlist"). + "

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

'.&mt("The encoded ID has also been used by a previous paper [_1]",$arg)."

\n"); + } + $r->print($message); + $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 + $r->print(&Apache::loncommon::selectstudent_link('scantronupload', + 'scantron_username','scantron_domain')); + $r->print(": "); + $r->print("\n:\n". + &Apache::loncommon::select_dom_form($env{'request.role.domain'},'scantron_domain')); + + $r->print('
  • '); + } elsif ($error =~ /CODE$/) { + if ($error eq 'incorrectCODE') { + $r->print('

    '.&mt("The encoded CODE is not in the list of possible CODEs.")."

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

    '.&mt("The encoded CODE has also been used by a previous paper [_1], and CODEs are supposed to be unique.",join(', ',@{$arg}))."

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

    ".&mt('The CODE on the form is [_1]', + "'$$scan_record{'scantron.CODE'}'") + ."

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

    ".&mt("How should I handle this?")."

    \n"); + $r->print("\n
    "); + my $i=0; + if ($error eq 'incorrectCODE' + && $$scan_record{'scantron.CODE'}=~/\S/ ) { + my ($max,$closest)=&scantron_get_closely_matching_CODEs($arg,$$scan_record{'scantron.CODE'}); + if ($closest > 0) { + foreach my $testcode (@{$closest}) { + my $checked=''; + if (!$i) { $checked=' checked="checked"'; } + $r->print(" + + "); + $r->print("\n
    "); + $i++; + } + } + } + if ($$scan_record{'scantron.CODE'}=~/\S/ ) { + my $checked; if (!$i) { $checked=' checked="checked"'; } + $r->print(" + "); + $r->print("\n
    "); + } + + $r->print(&Apache::lonhtmlcommon::scripttag(< + + ".&mt("[_1]Select[_2] a CODE from the list of all CODEs and use it.", + "","")." + + ".&mt("Selected CODE is [_1]",'')); + $r->print("\n
    "); + } + $r->print(" + ")); + $r->print("\n

    "); + } elsif ($error eq 'doublebubble') { + $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,$randomorder,$randompick, + $respnumlookup,$startline); + + $r->print(''); + $r->print($message); + $r->print("

    ".&mt("Please indicate which bubble should be used for grading")."

    "); + foreach my $question (@{$arg}) { + my @linenums = &prompt_for_corrections($r,$question,$scan_config, + $scan_record, $error, + $randomorder,$randompick, + $respnumlookup,$startline); + push(@lines_to_correct,@linenums); } - $request->print(&csvuploadmap($request)); + $r->print(&verify_bubbles_checked(@lines_to_correct)); + } elsif ($error eq 'missingbubble') { + $r->print('

    '.&mt("There have been [_1]no[_2] bubbles scanned for some question(s)",'','')."

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

    ".&mt("Please indicate which bubble should be used for grading.")."

    "); + $r->print(&mt("Some questions have no scanned bubbles.")."\n"); + + # 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,$randomorder,$randompick, + $respnumlookup,$startline); + + $r->print(''); + foreach my $question (@{$arg}) { + my @linenums = &prompt_for_corrections($r,$question,$scan_config, + $scan_record, $error, + $randomorder,$randompick, + $respnumlookup,$startline); + 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."); + &js_escape(\$warning); + my $output = &Apache::lonhtmlcommon::scripttag(< 1) { + var bubble_picked = 0; + for (var j=0; j{$question-1}; + if (ref($startline) eq 'HASH') { + $first = $startline->{$question-1} + 1; + } + } else { + $first = $first_bubble_line{$responsenum} + 1; + } + my @subans = split(/,/,$subdivided_bubble_lines{$responsenum}); + my $subcount = 1; + while ($subcount<$subquestion) { + $first += $subans[$subcount-1]; + $subcount ++; + } + $count = $subans[$subquestion-1]; + } else { + my $responsenum = $question-1; + if (($randomorder || $randompick) && (ref($respnumlookup) eq 'HASH')) { + $responsenum = $respnumlookup->{$question-1}; + if (ref($startline) eq 'HASH') { + $first = $startline->{$question-1} + 1; + } + } else { + $first = $first_bubble_line{$responsenum} + 1; + } + $count = $bubble_lines_per_response{$responsenum}; + } + $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 + $randomorder - True if randomorder in use. + $randompick - True if randompick in use. + $respnumlookup - Reference to HASH mapping question numbers in bubble lines + for current line to question number used for same question + in "Master Seqence" (as seen by Course Coordinator). + $startline - Reference to hash where key is question number (0 is first) + and value is number of first bubble line for current student + or code-based randompick and/or randomorder. + + + Implicit inputs: + %bubble_lines_per_response - Starting line numbers for each question. + Numbered from 0 (but question numbers are from + 1. + %first_bubble_line - Starting bubble line for each question. + %subdivided_bubble_lines - optionresponse, matchresponse and rankresponse + type problems render as separate sub-questions, + in exam mode. This hash contains a + comma-separated list of the lines per + sub-question. + %responsetype_per_response - essayresponse, formularesponse, + stringresponse, imageresponse, reactionresponse, + and organicresponse type problem parts can have + multiple lines per response if the weight + assigned exceeds 10. In this case, only + one bubble per line is permitted, but more + than one line might contain bubbles, e.g. + bubbling of: line 1 - J, line 2 - J, + line 3 - B would assign 22 points. + +=cut + +sub prompt_for_corrections { + my ($r, $question, $scan_config, $scan_record, $error, $randomorder, + $randompick, $respnumlookup, $startline) = @_; + my ($current_line,$lines); + my @linenums; + my $questionnum = $question; + my ($first,$responsenum); + if ($question =~ /^(\d+)\.(\d+)$/) { + $question = $1; + my $subquestion = $2; + if (($randomorder || $randompick) && (ref($respnumlookup) eq 'HASH')) { + $responsenum = $respnumlookup->{$question-1}; + if (ref($startline) eq 'HASH') { + $first = $startline->{$question-1}; + } + } else { + $responsenum = $question-1; + $first = $first_bubble_line{$responsenum}; + } + $current_line = $first + 1 ; + my @subans = split(/,/,$subdivided_bubble_lines{$responsenum}); + my $subcount = 1; + while ($subcount<$subquestion) { + $current_line += $subans[$subcount-1]; + $subcount ++; + } + $lines = $subans[$subquestion-1]; + } else { + if (($randomorder || $randompick) && (ref($respnumlookup) eq 'HASH')) { + $responsenum = $respnumlookup->{$question-1}; + if (ref($startline) eq 'HASH') { + $first = $startline->{$question-1}; + } + } else { + $responsenum = $question-1; + $first = $first_bubble_line{$responsenum}; + } + $current_line = $first + 1; + $lines = $bubble_lines_per_response{$responsenum}; + } + if ($lines > 1) { + $r->print(&mt('The group of bubble lines below responds to a single question.').'
    '); + if (($responsetype_per_response{$responsenum} eq 'essayresponse') || + ($responsetype_per_response{$responsenum} eq 'formularesponse') || + ($responsetype_per_response{$responsenum} eq 'stringresponse') || + ($responsetype_per_response{$responsenum} eq 'imageresponse') || + ($responsetype_per_response{$responsenum} eq 'reactionresponse') || + ($responsetype_per_response{$responsenum} eq 'organicresponse')) { + $r->print( + &mt("Although this particular question type requires handgrading, the instructions for this question in the bubblesheet exam directed students to leave [quant,_1,line] blank on their bubblesheets.",$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. ")."
    "); + } + } + 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 + +=item scantron_bubble_selector + + Generates the html radiobuttons to correct a single bubble line + possibly showing the existing the selected bubbles if known + + Arguments: + $r - Apache request object + $scan_config - hash from &Apache::lonnet::get_scantron_config() + $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,$scan_config,$line,$questionnum,$error,@selected)=@_; + my $max=$$scan_config{'Qlength'}; + + my $scmode=$$scan_config{'Qon'}; + if ($scmode eq 'number' || $scmode eq 'letter') { + if (($$scan_config{'BubblesPerRow'} =~ /^\d+$/) && + ($$scan_config{'BubblesPerRow'} > 0)) { + $max=$$scan_config{'BubblesPerRow'}; + if (($scmode eq 'number') && ($max > 10)) { + $max = 10; + } elsif (($scmode eq 'letter') && $max > 26) { + $max = 26; + } + } else { + $max = 10; + } + } + + my @alphabet=('A'..'Z'); + $r->print(&Apache::loncommon::start_data_table(). + &Apache::loncommon::start_data_table_row()); + $r->print(''.$line.''); + for (my $i=0;$i<$max+1;$i++) { + $r->print("\n".''); + if ($selected[0] eq $alphabet[$i]) { $r->print('X'); shift(@selected) } + else { $r->print(' '); } + $r->print(''); + } + $r->print(&Apache::loncommon::end_data_table_row(). + &Apache::loncommon::start_data_table_row()); + for (my $i=0;$i<$max;$i++) { + $r->print("\n". + '"); + } + my $nobub_checked = ' '; + if ($error eq 'missingbubble') { + $nobub_checked = ' checked = "checked" '; + } + $r->print("\n".''."\n".''); + $r->print(&Apache::loncommon::end_data_table_row(). + &Apache::loncommon::end_data_table()); +} + +=pod + +=item num_matches + + Counts the number of characters that are the same between the two arguments. + + Arguments: + $orig - CODE from the scanline + $code - CODE to match against + + Returns: + $count - integer count of the number of same characters between the + two arguments + +=cut + +sub num_matches { + my ($orig,$code) = @_; + my @code=split(//,$code); + my @orig=split(//,$orig); + my $same=0; + for (my $i=0;$iprint(&navmap_errormsg()); + return(1,$currentphase); + } + + my ($scanlines,$scan_data)=&scantron_getfile(); + for (my $i=0;$i<=$scanlines->{'count'};$i++) { + my $line=&scantron_get_line($scanlines,$scan_data,$i); + if ($line=~/^[\s\cz]*$/) { next; } + my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config, + $scan_data); + my $CODE=$$scan_record{'scantron.CODE'}; + my $error=0; + if (!&Apache::lonnet::validCODE($CODE)) { + &scantron_get_correction($r,$i,$scan_record, + \%scantron_config, + $line,'incorrectCODE',\%allcodes); + return(1,$currentphase); + } + if (%allcodes && !exists($allcodes{$CODE}) + && !$$scan_record{'scantron.useCODE'}) { + &scantron_get_correction($r,$i,$scan_record, + \%scantron_config, + $line,'incorrectCODE',\%allcodes); + return(1,$currentphase); + } + if (exists($usedCODEs{$CODE}) + && $env{'form.scantron_CODEunique'} eq 'yes' + && !$$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); +} + +=pod + +=item scantron_validate_doublebubble + + Validates all scanlines in the selected file to not have any + bubble lines with multiple bubbles marked. + +=cut + +sub scantron_validate_doublebubble { + my ($r,$currentphase) = @_; + #get student info + my $classlist=&Apache::loncoursedata::get_classlist(); + my %idmap=&username_to_idmap($classlist); + my (undef,undef,$sequence)= + &Apache::lonnet::decode_symb($env{'form.selectpage'}); + + #get scantron line setup + my %scantron_config=&Apache::lonnet::get_scantron_config($env{'form.scantron_format'}); + my ($scanlines,$scan_data)=&scantron_getfile(); + + my $navmap = Apache::lonnavmaps::navmap->new(); + unless (ref($navmap)) { + $r->print(&navmap_errormsg()); + return(1,$currentphase); + } + my $map=$navmap->getResourceByUrl($sequence); + my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0); + my ($randomorder,$randompick,@master_seq,%symb_to_resource,%grader_partids_by_symb, + %grader_randomlists_by_symb,%orderedforcode,%respnumlookup,%startline); + my $bubbles_per_row = &bubblesheet_bubbles_per_row(\%scantron_config); + + my $nav_error; + if (ref($map)) { + $randomorder = $map->randomorder(); + $randompick = $map->randompick(); + if ($randomorder || $randompick) { + $nav_error = &get_master_seq(\@resources,\@master_seq,\%symb_to_resource); + if ($nav_error) { + $r->print(&navmap_errormsg()); + return(1,$currentphase); + } + &graders_resources_pass(\@resources,\%grader_partids_by_symb, + \%grader_randomlists_by_symb,$bubbles_per_row); + } + } else { + $r->print(&navmap_errormsg()); + return(1,$currentphase); + } + + &scantron_get_maxbubble(\$nav_error,\%scantron_config); # parse needs the bubble line array. + if ($nav_error) { + $r->print(&navmap_errormsg()); + return(1,$currentphase); + } + + for (my $i=0;$i<=$scanlines->{'count'};$i++) { + my $line=&scantron_get_line($scanlines,$scan_data,$i); + if ($line=~/^[\s\cz]*$/) { next; } + my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config, + $scan_data,undef,\%idmap,$randomorder, + $randompick,$sequence,\@master_seq, + \%symb_to_resource,\%grader_partids_by_symb, + \%orderedforcode,\%respnumlookup,\%startline); + if (!defined($$scan_record{'scantron.doubleerror'})) { next; } + &scantron_get_correction($r,$i,$scan_record,\%scantron_config,$line, + 'doublebubble', + $$scan_record{'scantron.doubleerror'}, + $randomorder,$randompick,\%respnumlookup,\%startline); + return (1,$currentphase); + } + return (0,$currentphase+1); +} + + +sub scantron_get_maxbubble { + my ($nav_error,$scantron_config) = @_; + if (defined($env{'form.scantron_maxbubble'}) && + $env{'form.scantron_maxbubble'}) { + &restore_bubble_lines(); + return $env{'form.scantron_maxbubble'}; + } + + my (undef, undef, $sequence) = + &Apache::lonnet::decode_symb($env{'form.selectpage'}); + + my $navmap=Apache::lonnavmaps::navmap->new(); + unless (ref($navmap)) { + if (ref($nav_error)) { + $$nav_error = 1; + } + return; + } + 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(); + + my $uname = $env{'user.name'}; + my $udom = $env{'user.domain'}; + my $cid = $env{'request.course.id'}; + my $total_lines = 0; + %bubble_lines_per_response = (); + %first_bubble_line = (); + %subdivided_bubble_lines = (); + %responsetype_per_response = (); + %masterseq_id_responsenum = (); + + my $response_number = 0; + my $bubble_line = 0; + foreach my $resource (@resources) { + my $resid = $resource->id(); + my ($analysis,$parts) = &scantron_partids_tograde($resource,$cid,$uname, + $udom,undef,$bubbles_per_row); + if ((ref($analysis) eq 'HASH') && (ref($parts) eq 'ARRAY')) { + foreach my $part_id (@{$parts}) { + my $lines; + + # TODO - make this a persistent hash not an array. + + # optionresponse, matchresponse and rankresponse type items + # render as separate sub-questions in exam mode. + if (($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 $bubbles_per_row = + &bubblesheet_bubbles_per_row($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++) { + $subdivided_bubble_lines{$response_number} .= + $inner_bubble_lines.','; + } + $subdivided_bubble_lines{$response_number} =~ s/,$//; + $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; + $responsetype_per_response{$response_number} = + $analysis->{$part_id.'.type'}; + $masterseq_id_responsenum{$resid.'_'.$part_id} = $response_number; + $response_number++; + + $bubble_line += $lines; + $total_lines += $lines; + } + } + } + &Apache::lonnet::delenv('scantron.'); + + &save_bubble_lines(); + $env{'form.scantron_maxbubble'} = + $total_lines; + 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 + my $classlist=&Apache::loncoursedata::get_classlist(); + my %idmap=&username_to_idmap($classlist); + my (undef,undef,$sequence)= + &Apache::lonnet::decode_symb($env{'form.selectpage'}); + + #get scantron line setup + my %scantron_config=&Apache::lonnet::get_scantron_config($env{'form.scantron_format'}); + my ($scanlines,$scan_data)=&scantron_getfile(); + + my $navmap = Apache::lonnavmaps::navmap->new(); + unless (ref($navmap)) { + $r->print(&navmap_errormsg()); + return(1,$currentphase); + } + + my $map=$navmap->getResourceByUrl($sequence); + my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0); + my ($randomorder,$randompick,@master_seq,%symb_to_resource,%grader_partids_by_symb, + %grader_randomlists_by_symb,%orderedforcode,%respnumlookup,%startline); + my $bubbles_per_row = &bubblesheet_bubbles_per_row(\%scantron_config); + + my $nav_error; + if (ref($map)) { + $randomorder = $map->randomorder(); + $randompick = $map->randompick(); + if ($randomorder || $randompick) { + $nav_error = &get_master_seq(\@resources,\@master_seq,\%symb_to_resource); + if ($nav_error) { + $r->print(&navmap_errormsg()); + return(1,$currentphase); + } + &graders_resources_pass(\@resources,\%grader_partids_by_symb, + \%grader_randomlists_by_symb,$bubbles_per_row); + } + } else { + $r->print(&navmap_errormsg()); + return(1,$currentphase); + } + + + my $max_bubble=&scantron_get_maxbubble(\$nav_error,\%scantron_config); + if ($nav_error) { + $r->print(&navmap_errormsg()); + return(1,$currentphase); + } + + if (!$max_bubble) { $max_bubble=2**31; } + for (my $i=0;$i<=$scanlines->{'count'};$i++) { + my $line=&scantron_get_line($scanlines,$scan_data,$i); + if ($line=~/^[\s\cz]*$/) { next; } + my $scan_record = + &scantron_parse_scanline($line,$i,\%scantron_config,$scan_data,undef,\%idmap, + $randomorder,$randompick,$sequence,\@master_seq, + \%symb_to_resource,\%grader_partids_by_symb, + \%orderedforcode,\%respnumlookup,\%startline); + if (!defined($$scan_record{'scantron.missingerror'})) { next; } + my @to_correct; + + # Probably here's where the error is... + + foreach my $missing (@{$$scan_record{'scantron.missingerror'}}) { + my $lastbubble; + if ($missing =~ /^(\d+)\.(\d+)$/) { + my $question = $1; + my $subquestion = $2; + my ($first,$responsenum); + if ($randomorder || $randompick) { + $responsenum = $respnumlookup{$question-1}; + $first = $startline{$question-1}; + } else { + $responsenum = $question-1; + $first = $first_bubble_line{$responsenum}; + } + if (!defined($first)) { next; } + my @subans = split(/,/,$subdivided_bubble_lines{$responsenum}); + my $subcount = 1; + while ($subcount<$subquestion) { + $first += $subans[$subcount-1]; + $subcount ++; + } + my $count = $subans[$subquestion-1]; + $lastbubble = $first + $count; + } else { + my ($first,$responsenum); + if ($randomorder || $randompick) { + $responsenum = $respnumlookup{$missing-1}; + $first = $startline{$missing-1}; + } else { + $responsenum = $missing-1; + $first = $first_bubble_line{$responsenum}; + } + if (!defined($first)) { next; } + $lastbubble = $first + $bubble_lines_per_response{$responsenum}; + } + if ($lastbubble > $max_bubble) { next; } + push(@to_correct,$missing); + } + if (@to_correct) { + &scantron_get_correction($r,$i,$scan_record,\%scantron_config, + $line,'missingbubble',\@to_correct, + $randomorder,$randompick,\%respnumlookup, + \%startline); + return (1,$currentphase); + } + + } + return (0,$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=&Apache::lonnet::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('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('or').' '. + '

    '; + } + return; +} + +sub scantron_process_students { + my ($r,$symb) = @_; + + my (undef,undef,$sequence)=&Apache::lonnet::decode_symb($env{'form.selectpage'}); + if (!$symb) { + return ''; + } + my $default_form_data=&defaultFormData($symb); + + my %scantron_config=&Apache::lonnet::get_scantron_config($env{'form.scantron_format'}); + my $bubbles_per_row = &bubblesheet_bubbles_per_row(\%scantron_config); + my ($scanlines,$scan_data)=&scantron_getfile(); + my $classlist=&Apache::loncoursedata::get_classlist(); + my %idmap=&username_to_idmap($classlist); + my $navmap=Apache::lonnavmaps::navmap->new(); + unless (ref($navmap)) { + $r->print(&navmap_errormsg()); + return ''; + } + my $map=$navmap->getResourceByUrl($sequence); + my ($randomorder,$randompick,@master_seq,%symb_to_resource,%grader_partids_by_symb, + %grader_randomlists_by_symb); + if (ref($map)) { + $randomorder = $map->randomorder(); + $randompick = $map->randompick(); + } else { + $r->print(&navmap_errormsg()); + return ''; + } + my $nav_error; + my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0); + if ($randomorder || $randompick) { + $nav_error = &get_master_seq(\@resources,\@master_seq,\%symb_to_resource); + if ($nav_error) { + $r->print(&navmap_errormsg()); + return ''; + } + } + &graders_resources_pass(\@resources,\%grader_partids_by_symb, + \%grader_randomlists_by_symb,$bubbles_per_row); + + my ($uname,$udom); + my $result= < + + $default_form_data +SCANTRONFORM + $r->print($result); + + my ($checksec,@possibles)=&gradable_sections(); + my @delayqueue; + my (%completedstudents,%scandata); + + 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,$count); + &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state,'Processing first student'); + $r->print('
    '); + my $start=&Time::HiRes::time(); + my $i=-1; + my $started; + + &scantron_get_maxbubble(\$nav_error,\%scantron_config); # Need the bubble lines array to parse. + if ($nav_error) { + $r->print(&navmap_errormsg()); + return ''; + } + + # If an ssi failed in scantron_get_maxbubble, put an error message out to + # the user and return. + + if ($ssi_error) { + $r->print(""); + &ssi_print_error($r); + &Apache::lonnet::remove_lock($lock); + return ''; # Dunno why the other returns return '' rather than just returning. + } + + my %lettdig = &Apache::lonnet::letter_to_digits(); + my $numletts = scalar(keys(%lettdig)); + my %orderedforcode; + + while ($i<$scanlines->{'count'}) { + ($uname,$udom)=('',''); + $i++; + my $line=&scantron_get_line($scanlines,$scan_data,$i); + if ($line=~/^[\s\cz]*$/) { next; } + if ($started) { + &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,'last student'); + } + $started=1; + my %respnumlookup = (); + my %startline = (); + my $total; + my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config, + $scan_data,undef,\%idmap,$randomorder, + $randompick,$sequence,\@master_seq, + \%symb_to_resource,\%grader_partids_by_symb, + \%orderedforcode,\%respnumlookup,\%startline, + \$total); + unless ($uname=&scantron_find_student($scan_record,$scan_data, + \%idmap,$i)) { + &scantron_add_delay(\@delayqueue,$line, + 'Unable to find a student that matches',1); + next; + } + if (exists $completedstudents{$uname}) { + &scantron_add_delay(\@delayqueue,$line, + 'Student '.$uname.' has multiple sheets',2); + next; + } + my $usec = $classlist->{$uname}->[&Apache::loncoursedata::CL_SECTION]; + if (($checksec ne '') && ($checksec ne $usec)) { + unless (grep(/^\Q$usec\E$/,@possibles)) { + &scantron_add_delay(\@delayqueue,$line, + "No role with manage grades privilege in student's section ($usec)",3); + next; + } + } + 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 || $randompick) { + @mapresources = + &users_order($user,$scancode,$sequence,\@master_seq,\%symb_to_resource, + \%orderedforcode); + } + my (%partids_by_symb,$res_error); + foreach my $resource (@mapresources) { + my $ressymb; + if (ref($resource)) { + $ressymb = $resource->symb(); + } else { + $res_error = 1; + last; + } + if ((exists($grader_randomlists_by_symb{$ressymb})) || + (ref($grader_partids_by_symb{$ressymb}) ne 'ARRAY')) { + my $currcode; + if (exists($grader_randomlists_by_symb{$ressymb})) { + $currcode = $scancode; + } + my ($analysis,$parts) = + &scantron_partids_tograde($resource,$env{'request.course.id'}, + $uname,$udom,undef,$bubbles_per_row, + $currcode); + $partids_by_symb{$ressymb} = $parts; + } else { + $partids_by_symb{$ressymb} = $grader_partids_by_symb{$ressymb}; + } + } + + if ($res_error) { + &scantron_add_delay(\@delayqueue,$line, + 'An error occurred while grading student '.$uname,2); + next; + } + + &Apache::lonxml::clear_problem_counter(); + &Apache::lonnet::appenv($scan_record); + + if (&scantron_clear_skip($scanlines,$scan_data,$i)) { + &scantron_putfile($scanlines,$scan_data); + } + + if (&grade_student_bubbles($r,$uname,$udom,$scan_record,$scancode, + \@mapresources,\%partids_by_symb, + $bubbles_per_row,$randomorder,$randompick, + \%respnumlookup,\%startline) + eq 'ssi_error') { + $ssi_error = 0; # So end of handler error message does not trigger. + $r->print(""); + &ssi_print_error($r); + &Apache::lonnet::remove_lock($lock); + return ''; # Why return ''? Beats me. + } + + if (($scancode) && ($randomorder || $randompick)) { + my $parmresult = + &Apache::lonparmset::storeparm_by_symb($symb, + '0_examcode',2,$scancode, + 'string_examcode',$uname, + $udom); + } + $completedstudents{$uname}={'line'=>$line}; + if ($env{'form.verifyrecord'}) { + my $lastpos = $env{'form.scantron_maxbubble'}*$scantron_config{'Qlength'}; + if ($randompick) { + if ($total) { + $lastpos = $total*$scantron_config{'Qlength'}; + } + } + + my $studentdata = substr($line,$scantron_config{'Qstart'}-1,$lastpos); + chomp($studentdata); + $studentdata =~ s/\r$//; + my $studentrecord = ''; + my $counter = -1; + foreach my $resource (@mapresources) { + my $ressymb = $resource->symb(); + ($counter,my $recording) = + &verify_scantron_grading($resource,$udom,$uname,$env{'request.course.id'}, + $counter,$studentdata,$partids_by_symb{$ressymb}, + \%scantron_config,\%lettdig,$numletts,$randomorder, + $randompick,\%respnumlookup,\%startline); + $studentrecord .= $recording; + } + if ($studentrecord ne $studentdata) { + &Apache::lonxml::clear_problem_counter(); + if (&grade_student_bubbles($r,$uname,$udom,$scan_record,$scancode, + \@mapresources,\%partids_by_symb, + $bubbles_per_row,$randomorder,$randompick, + \%respnumlookup,\%startline) + eq 'ssi_error') { + $ssi_error = 0; # So end of handler error message does not trigger. + $r->print(""); + &ssi_print_error($r); + &Apache::lonnet::remove_lock($lock); + delete($completedstudents{$uname}); + return ''; + } + $counter = -1; + $studentrecord = ''; + foreach my $resource (@mapresources) { + my $ressymb = $resource->symb(); + ($counter,my $recording) = + &verify_scantron_grading($resource,$udom,$uname,$env{'request.course.id'}, + $counter,$studentdata,$partids_by_symb{$ressymb}, + \%scantron_config,\%lettdig,$numletts, + $randomorder,$randompick,\%respnumlookup, + \%startline); + $studentrecord .= $recording; + } + if ($studentrecord ne $studentdata) { + $r->print('

    '); + if ($scancode eq '') { + $r->print(&mt('Mismatch grading bubblesheet for user: [_1] with ID: [_2].', + $uname.':'.$udom,$scan_record->{'scantron.ID'})); + } else { + $r->print(&mt('Mismatch grading bubblesheet for user: [_1] with ID: [_2] and CODE: [_3].', + $uname.':'.$udom,$scan_record->{'scantron.ID'},$scancode)); + } + $r->print('
    '.&Apache::loncommon::start_data_table()."\n". + &Apache::loncommon::start_data_table_header_row()."\n". + ''.&mt('Source').''.&mt('Bubbled responses').''. + &Apache::loncommon::end_data_table_header_row()."\n". + &Apache::loncommon::start_data_table_row(). + ''.&mt('Bubblesheet').''. + ''.$studentdata.''. + &Apache::loncommon::end_data_table_row(). + &Apache::loncommon::start_data_table_row(). + ''.&mt('Stored submissions').''. + ''.$studentrecord.''."\n". + &Apache::loncommon::end_data_table_row(). + &Apache::loncommon::end_data_table().'

    '); + } else { + $r->print('
    '. + &mt('A second grading pass was needed for user: [_1] with ID: [_2], because a mismatch was seen on the first pass.',$uname.':'.$udom,$scan_record->{'scantron.ID'}).'
    '. + &mt("As a consequence, this user's submission history records two tries."). + '

    '); + } + } + } + if (&Apache::loncommon::connection_aborted($r)) { last; } + } continue { + &Apache::lonxml::clear_problem_counter(); + &Apache::lonnet::delenv('scantron.'); + } + &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state); + &Apache::lonnet::remove_lock($lock); +# my $lasttime = &Time::HiRes::time()-$start; +# $r->print("

    took $lasttime

    "); + + $r->print(""); + return ''; +} + +sub graders_resources_pass { + my ($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,$bubbles_per_row); + $grader_partids_by_symb->{$ressymb} = $parts; + if (ref($analysis) eq 'HASH') { + if (ref($analysis->{'parts_withrandomlist'}) eq 'ARRAY') { + $grader_randomlists_by_symb->{$ressymb} = + $analysis->{'parts_withrandomlist'}; + } + } + } + } + return; +} + +=pod + +=item users_order + + Returns array of resources in current map, ordered based on either CODE, + if this is a CODEd exam, or based on student's identity if this is a + "NAMEd" exam. + + Should be used when randomorder and/or randompick applied when the + corresponding exam was printed, prior to students completing bubblesheets + for the version of the exam the student received. + +=cut + +sub users_order { + my ($user,$scancode,$mapurl,$master_seq,$symb_to_resource,$orderedforcode) = @_; + my @mapresources; + unless ((ref($master_seq) eq 'ARRAY') && (ref($symb_to_resource) eq 'HASH')) { + return @mapresources; + } + if ($scancode) { + if ((ref($orderedforcode) eq 'HASH') && (ref($orderedforcode->{$scancode}) eq 'ARRAY')) { + @mapresources = @{$orderedforcode->{$scancode}}; + } else { + $env{'form.CODE'} = $scancode; + my $actual_seq = + &Apache::lonprintout::master_seq_to_person_seq($mapurl, + $master_seq, + $user,$scancode,1); + if (ref($actual_seq) eq 'ARRAY') { + @mapresources = map { $symb_to_resource->{$_}; } @{$actual_seq}; + if (ref($orderedforcode) eq 'HASH') { + if (@mapresources > 0) { + $orderedforcode->{$scancode} = \@mapresources; + } + } + } + delete($env{'form.CODE'}); + } + } else { + my $actual_seq = + &Apache::lonprintout::master_seq_to_person_seq($mapurl, + $master_seq, + $user,undef,1); + if (ref($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,$bubbles_per_row, + $randomorder,$randompick,$respnumlookup,$startline) = @_; + my $uselookup = 0; + if (($randomorder || $randompick) && (ref($respnumlookup) eq 'HASH') && + (ref($startline) eq 'HASH')) { + $uselookup = 1; + } + + if (ref($resources) eq 'ARRAY') { + my $count = 0; + foreach my $resource (@{$resources}) { + my $ressymb = $resource->symb(); + my %form = ('submitted' => 'scantron', + 'grade_target' => 'grade', + 'grade_username' => $uname, + 'grade_domain' => $udom, + 'grade_courseid' => $env{'request.course.id'}, + '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->{$ressymb}}) { + if ($uselookup) { + $form{'scantron_questnum_start.'.$part} = $startline->{$count} + 1; + } else { + $form{'scantron_questnum_start.'.$part} = + 1+$env{'form.scantron.first_bubble_line.'.$count}; + } + $count++; + } + } + } + my $result=&ssi_with_retries($resource->src(),$ssi_retries,%form); + return 'ssi_error' if ($ssi_error); + last if (&Apache::loncommon::connection_aborted($r)); + } + } + return; +} + +sub scantron_upload_scantron_data { + my ($r,$symb) = @_; + my $dom = $env{'request.role.domain'}; + my ($formatoptions,$formattitle,$formatjs) = &scantron_upload_dataformat($dom); + my $domdesc = &Apache::lonnet::domain($dom,'description'); + $r->print(&Apache::loncommon::coursebrowser_javascript($dom)); + my $select_link=&Apache::loncommon::selectcourse_link('rules','courseid', + 'domainid', + 'coursename',$dom); + my $syllabuslink = ''.&mt('Syllabus').''. + (' 'x2).&mt('(shows course personnel)'); + my $default_form_data=&defaultFormData($symb); + my $nofile_alert = &mt('Please use the browse button to select a file from your local directory.'); + &js_escape(\$nofile_alert); + 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."); + &js_escape(\$nocourseid_alert); + $r->print(&Apache::lonhtmlcommon::scripttag(' + function checkUpload(formname) { + if (formname.upfile.value == "") { + alert("'.$nofile_alert.'"); + return false; + } + if (formname.courseid.value == "") { + alert("'.$nocourseid_alert.'"); + return false; + } + formname.submit(); + } + + function ToSyllabus() { + var cdom = '."'$dom'".'; + var cnum = document.rules.courseid.value; + if (cdom == "" || cdom == null) { + return; + } + if (cnum == "" || cnum == null) { + return; + } + syllwin=window.open("/public/"+cdom+"/"+cnum+"/syllabus","LONCAPASyllabus", + "height=350,width=350,scrollbars=yes,menubar=no"); + return; + } + + '.$formatjs.' +')); + $r->print(' +

    '.&mt('Send bubblesheet data to a course').'

    + +
    +'.$default_form_data. + &Apache::lonhtmlcommon::start_pick_box(). + &Apache::lonhtmlcommon::row_title(&mt('Course ID')). + ''.$select_link. + &Apache::lonhtmlcommon::row_closure(). + &Apache::lonhtmlcommon::row_title(&mt('Course Name')). + ''.$syllabuslink. + &Apache::lonhtmlcommon::row_closure(). + &Apache::lonhtmlcommon::row_title(&mt('Domain')). + ''.$domdesc. + &Apache::lonhtmlcommon::row_closure()); + if ($formatoptions) { + $r->print(&Apache::lonhtmlcommon::row_title($formattitle).$formatoptions. + &Apache::lonhtmlcommon::row_closure()); + } + $r->print( + &Apache::lonhtmlcommon::row_title(&mt('File to upload')). + ''. + &Apache::lonhtmlcommon::row_closure(1). + &Apache::lonhtmlcommon::end_pick_box().'
    + + + +
    +'); + return ''; +} + +sub scantron_upload_dataformat { + my ($dom) = @_; + my ($formatoptions,$formattitle,$formatjs); + $formatjs = <<'END'; +function toggleScantab(form) { + return; +} +END + my %domconfig = &Apache::lonnet::get_dom('configuration',['scantron'],$dom); + if (ref($domconfig{'scantron'}) eq 'HASH') { + if (ref($domconfig{'scantron'}{'config'}) eq 'HASH') { + if (keys(%{$domconfig{'scantron'}{'config'}}) > 1) { + if (($domconfig{'scantron'}{'config'}{'dat'}) && + (ref($domconfig{'scantron'}{'config'}{'csv'}) eq 'HASH')) { + if (ref($domconfig{'scantron'}{'config'}{'csv'}{'fields'}) eq 'HASH') { + if (keys(%{$domconfig{'scantron'}{'config'}{'csv'}{'fields'}})) { + my ($onclick,$formatextra,$singleline); + my @lines = &Apache::lonnet::get_scantronformat_file(); + my $count = 0; + foreach my $line (@lines) { + next if ($line =~ /^#/); + $singleline = $line; + $count ++; + } + if ($count > 1) { + $formatextra = ''; + $onclick = ' onclick="toggleScantab(this.form);"'; + $formatjs = <<"END"; +function toggleScantab(form) { + var divid = 'bubbletype'; + if (document.getElementById(divid)) { + var radioname = 'fileformat'; + var num = form.elements[radioname].length; + if (num) { + for (var i=0; i'; + } + $formattitle = &mt('File format'); + $formatoptions = ''.(' 'x2). + ''.$formatextra; + } + } + } + } elsif (keys(%{$domconfig{'scantron'}{'config'}}) == 1) { + if (ref($domconfig{'scantron'}{'config'}{'csv'}{'fields'}) eq 'HASH') { + if (keys(%{$domconfig{'scantron'}{'config'}{'csv'}{'fields'}})) { + $formattitle = &mt('Bubblesheet type'); + $formatoptions = &scantron_scantab(); + } + } + } + } + } + return ($formatoptions,$formattitle,$formatjs); +} + +sub scantron_upload_scantron_data_save { + my ($r,$symb) = @_; + my $doanotherupload= + '
    '."\n". + ''."\n". + ''."\n". + '
    '."\n"; + if (!&Apache::lonnet::allowed('usc',$env{'form.domainid'}) && + !&Apache::lonnet::allowed('usc', + $env{'form.domainid'}.'_'.$env{'form.courseid'}) && + !&Apache::lonnet::allowed('usc', + $env{'form.domainid'}.'_'.$env{'form.courseid'}.'/'.$env{'form.coursesec'})) { + $r->print(&mt("You are not allowed to upload bubblesheet data to the requested course.")."
    "); + unless ($symb) { + $r->print($doanotherupload); + } + return ''; + } + my %coursedata=&Apache::lonnet::coursedescription($env{'form.domainid'}.'_'.$env{'form.courseid'}); + my $uploadedfile; + $r->print('

    '.&mt('Uploading file to [_1]','"'.$coursedata{'description'}.'"').'

    '); + if (length($env{'form.upfile'}) < 2) { + $r->print( + &Apache::lonhtmlcommon::confirm_success( + &mt('The file: [_1] you attempted to upload contained no information. Please check that you entered the correct filename.', + ''.&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"').''),1)); + } else { + my %domconfig = &Apache::lonnet::get_dom('configuration',['scantron'],$env{'form.domainid'}); + my $parser; + if (ref($domconfig{'scantron'}) eq 'HASH') { + if (ref($domconfig{'scantron'}{'config'}) eq 'HASH') { + my $is_csv; + my @possibles = keys(%{$domconfig{'scantron'}{'config'}}); + if (@possibles > 1) { + if ($env{'form.fileformat'} eq 'csv') { + if (ref($domconfig{'scantron'}{'config'}{'csv'}) eq 'HASH') { + if (ref($domconfig{'scantron'}{'config'}{'csv'}{'fields'}) eq 'HASH') { + if (keys(%{$domconfig{'scantron'}{'config'}{'csv'}{'fields'}}) > 1) { + $is_csv = 1; + } + } + } + } + } elsif (@possibles == 1) { + if (ref($domconfig{'scantron'}{'config'}{'csv'}) eq 'HASH') { + if (ref($domconfig{'scantron'}{'config'}{'csv'}{'fields'}) eq 'HASH') { + if (keys(%{$domconfig{'scantron'}{'config'}{'csv'}{'fields'}}) > 1) { + $is_csv = 1; + } + } + } + } + if ($is_csv) { + $parser = $domconfig{'scantron'}{'config'}{'csv'}; + } + } + } + my $result = + &Apache::lonnet::userfileupload('upfile','scantron','scantron',$parser,'','', + $env{'form.courseid'},$env{'form.domainid'}); + if ($result =~ m{^/uploaded/}) { + $r->print( + &Apache::lonhtmlcommon::confirm_success(&mt('Upload successful')).'
    '. + &mt('Uploaded [_1] bytes of data into location: [_2]', + (length($env{'form.upfile'})-1), + ''.$result.'')); + ($uploadedfile) = ($result =~ m{/([^/]+)$}); + if ($uploadedfile =~ /^scantron_orig_/) { + my $logname = $uploadedfile; + $logname =~ s/^scantron_orig_//; + if ($logname ne '') { + my $now = time; + my %info = ($logname => { $now => $env{'user.name'}.':'.$env{'user.domain'} }); + &Apache::lonnet::put('scantronupload',\%info,$env{'form.domainid'},$env{'form.courseid'}); + } + } + $r->print(&validate_uploaded_scantron_file($env{'form.domainid'}, + $env{'form.courseid'},$symb,$uploadedfile)); + } else { + $r->print( + &Apache::lonhtmlcommon::confirm_success(&mt('Upload failed'),1).'
    '. + &mt('An error ([_1]) occurred when attempting to upload the file: [_2]', + $result, + ''.&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"').'')); + } + } + if ($symb) { + $r->print(&scantron_selectphase($r,$uploadedfile,$symb)); + } else { + $r->print($doanotherupload); + } + return ''; +} + +sub validate_uploaded_scantron_file { + my ($cdom,$cname,$symb,$fname,$context,$countsref) = @_; + + my $scanlines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'.$fname); + my @lines; + if ($scanlines ne '-1') { + @lines=split("\n",$scanlines,-1); + } + my ($output,$secidx,$checksec,$priv,%crsroleshash,@possibles); + $secidx = &Apache::loncoursedata::CL_SECTION(); + if ($context eq 'download') { + $priv = 'mgr'; + } else { + $priv = 'usc'; + } + unless ((&Apache::lonnet::allowed($priv,$env{'request.role.domain'})) || + (($env{'request.course.id'}) && + (&Apache::lonnet::allowed($priv,$env{'request.course.id'})))) { + if ($env{'request.course.sec'} ne '') { + unless (&Apache::lonnet::allowed($priv, + "$env{'request.course.id'}/$env{'request.course.sec'}")) { + unless ($context eq 'download') { + $output = '

    '.&mt('You do not have permission to upload bubblesheet data').'

    '; + } + return $output; + } + ($checksec,@possibles)=&gradable_sections(); + } + } + if (@lines) { + my (%counts,$max_match_format); + my ($found_match_count,$max_match_count,$max_match_pct) = (0,0,0); + my $classlist = &Apache::loncoursedata::get_classlist($cdom,$cname); + my %idmap = &username_to_idmap($classlist); + foreach my $key (keys(%idmap)) { + my $lckey = lc($key); + $idmap{$lckey} = $idmap{$key}; + } + my %unique_formats; + my @formatlines = &Apache::lonnet::get_scantronformat_file(); + foreach my $line (@formatlines) { + chomp($line); + my @config = split(/:/,$line); + my $idstart = $config[5]; + my $idlength = $config[6]; + if (($idstart ne '') && ($idlength > 0)) { + if (ref($unique_formats{$idstart.':'.$idlength}) eq 'ARRAY') { + push(@{$unique_formats{$idstart.':'.$idlength}},$config[0].':'.$config[1]); + } else { + $unique_formats{$idstart.':'.$idlength} = [$config[0].':'.$config[1]]; + } + } + } + foreach my $key (keys(%unique_formats)) { + my ($idstart,$idlength) = split(':',$key); + %{$counts{$key}} = ( + 'found' => 0, + 'total' => 0, + 'totalanysec' => 0, + 'othersec' => 0, + ); + foreach my $line (@lines) { + next if ($line =~ /^#/); + next if ($line =~ /^[\s\cz]*$/); + my $id = substr($line,$idstart-1,$idlength); + $id = lc($id); + if (exists($idmap{$id})) { + if ($checksec ne '') { + $counts{$key}{'totalanysec'} ++; + if (ref($classlist->{$idmap{$id}}) eq 'ARRAY') { + my $stusec = $classlist->{$idmap{$id}}->[$secidx]; + if ($stusec ne $checksec) { + if (@possibles) { + unless (grep(/^\Q$stusec\E$/,@possibles)) { + $counts{$key}{'othersec'} ++; + next; + } + } else { + $counts{$key}{'othersec'} ++; + next; + } + } + } + } + $counts{$key}{'found'} ++; + } + $counts{$key}{'total'} ++; + } + if ($counts{$key}{'total'}) { + my $percent_match = (100*$counts{$key}{'found'})/($counts{$key}{'total'}); + if (($max_match_format eq '') || ($percent_match > $max_match_pct)) { + $max_match_pct = $percent_match; + $max_match_format = $key; + $found_match_count = $counts{$key}{'found'}; + $max_match_count = $counts{$key}{'total'}; + } + } + } + if ((ref($unique_formats{$max_match_format}) eq 'ARRAY') && ($context ne 'download')) { + my $format_descs; + my $numwithformat = @{$unique_formats{$max_match_format}}; + for (my $i=0; $i<$numwithformat; $i++) { + my ($name,$desc) = split(':',$unique_formats{$max_match_format}[$i]); + if ($i<$numwithformat-2) { + $format_descs .= '"'.$desc.'", '; + } elsif ($i==$numwithformat-2) { + $format_descs .= '"'.$desc.'" '.&mt('and').' '; + } elsif ($i==$numwithformat-1) { + $format_descs .= '"'.$desc.'"'; + } + } + my $showpct = sprintf("%.0f",$max_match_pct).'%'; + $output .= '
    '; + if ($found_match_count == $max_match_count) { + # 100% matching entries + $output .= &Apache::lonhtmlcommon::confirm_success( + &mt('Comparison of student IDs: [_1] matching ([quant,_2,entry,entries])', + ''.$showpct.'',$found_match_count)).'
    '. + &mt('Comparison of student IDs in the uploaded file with'. + ' the course roster found matches for [_1] of the [_2] entries'. + ' in the file (for the format defined for [_3]).', + ''.$showpct.'',''.$max_match_count.'',$format_descs); + } else { + # Not all entries matching? -> Show warning and additional info + $output .= + &Apache::lonhtmlcommon::confirm_success( + &mt('Comparison of student IDs: [_1] matching ([_2]/[quant,_3,entry,entries])', + ''.$showpct.'',$found_match_count,$max_match_count).'
    '. + &mt('Not all entries could be matched!'),1).'
    '. + &mt('Comparison of student IDs in the uploaded file with'. + ' the course roster found matches for [_1] of the [_2] entries'. + ' in the file (for the format defined for [_3]).', + ''.$showpct.'',''.$max_match_count.'',$format_descs). + '

    '. + &mt('A low percentage of matches results from one of the following:'). + '

      '. + '
    • '.&mt('The file was uploaded to the wrong course.').'
    • '. + '
    • '.&mt('The data is not in the format expected for the domain: [_1]', + ''.$cdom.'').'
    • '. + '
    • '.&mt('Students did not bubble their IDs, or mis-bubbled them').'
    • '. + '
    • '.&mt('The course roster is not up to date.').'
    • '. + '
    '; + } + if (($checksec ne '') && (ref($counts{$max_match_format}) eq 'HASH')) { + if ($counts{$max_match_format}{'othersec'}) { + my $percent_nongrade = (100*$counts{$max_match_format}{'othersec'})/($counts{$max_match_format}{'totalanysec'}); + my $showpct = sprintf("%.0f",$percent_nongrade).'%'; + my $confirmdel = &mt('Are you sure you want to permanently delete this file?'); + &js_escape(\$confirmdel); + $output .= '

    '. + &mt('Comparison of student IDs in the uploaded file with the course roster found [_1][quant,_2,match,matches][_3] for students in section(s) for which none of your role(s) have privileges to modify grades', + '',$counts{$max_match_format}{'othersec'},''). + '
    '. + &mt('Unless you are assigned role(s) which allow modification of grades in additional sections, [_1] of the records in this file will be automatically excluded when you perform bubblesheet grading.',''.$showpct.''). + '

    '. + &mt('If you prefer to delete the file now, use: [_1]'). + '

    '. + ''. + ''. + ''. + ''. + ''. + ''. + ''. + '

    '; + } + } + } + if (($context eq 'download') && ($checksec ne '')) { + if ((ref($countsref) eq 'HASH') && (ref($counts{$max_match_format}) eq 'HASH')) { + $countsref->{'totalanysec'} = $counts{$max_match_format}{'totalanysec'}; + $countsref->{'othersec'} = $counts{$max_match_format}{'othersec'}; + } + } + } elsif ($context ne 'download') { + $output = '

    '.&mt('Uploaded file contained no data').'

    '; + } + return $output; +} + +sub gradable_sections { + my $checksec = $env{'request.course.sec'}; + my @oksecs; + if ($checksec) { + my %availablesecs = §ions_grade_privs(); + if (ref($availablesecs{'mgr'}) eq 'ARRAY') { + foreach my $sec (@{$availablesecs{'mgr'}}) { + unless (grep(/^\Q$sec\E$/,@oksecs)) { + push(@oksecs,$sec); + } + } + if (grep(/^all$/,@oksecs)) { + undef($checksec); + } + } + } + return($checksec,@oksecs); +} + +sub sections_grade_privs { + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + my %availablesecs = ( + mgr => [], + vgr => [], + usc => [], + ); + my $ccrole = 'cc'; + if ($env{'course.'.$env{'request.course.id'}.'.type'} eq 'Community') { + $ccrole = 'co'; + } + my %crsroleshash = &Apache::lonnet::get_my_roles($env{'user.name'},$env{'user.domain'}, + 'userroles',['active'], + [$ccrole,'in','cr'],$cdom,1); + my $crsid = $cnum.':'.$cdom; + foreach my $item (keys(%crsroleshash)) { + next unless ($item =~ /^$crsid\:/); + my ($crsnum,$crsdom,$role,$sec) = split(/\:/,$item); + my $suffix = "/$cdom/$cnum./$cdom/$cnum"; + if ($sec ne '') { + $suffix = "/$cdom/$cnum/$sec./$cdom/$cnum/$sec"; + } + if (($role eq $ccrole) || ($role eq 'in')) { + foreach my $priv ('mgr','vgr','usc') { + unless (grep(/^all$/,@{$availablesecs{$priv}})) { + if ($sec eq '') { + $availablesecs{$priv} = ['all']; + } elsif ($sec ne $env{'request.course.sec'}) { + unless (grep(/^\Q$sec\E$/,@{$availablesecs{$priv}})) { + push(@{$availablesecs{$priv}},$sec); + } + } + } + } + } elsif ($role =~ m{^cr/}) { + foreach my $priv ('mgr','vgr','usc') { + unless (grep(/^all$/,@{$availablesecs{$priv}})) { + if ($env{"user.priv.$role.$suffix"} =~ /:$priv&/) { + if ($sec eq '') { + $availablesecs{$priv} = ['all']; + } elsif ($sec ne $env{'request.course.sec'}) { + unless (grep(/^\Q$sec\E$/,@{$availablesecs{$priv}})) { + push(@{$availablesecs{$priv}},$sec); + } + } + } + } + } + } + } + return %availablesecs; +} + +sub scantron_upload_delete { + my ($r,$symb) = @_; + my $filename = $env{'form.uploadedfile'}; + if ($filename =~ /^scantron_orig_/) { + if (&Apache::lonnet::allowed('usc',$env{'form.domainid'}) || + &Apache::lonnet::allowed('usc', + $env{'form.domainid'}.'_'.$env{'form.courseid'}) || + &Apache::lonnet::allowed('usc', + $env{'form.domainid'}.'_'.$env{'form.courseid'}.'/'.$env{'form.coursesec'})) { + my $uploadurl = '/uploaded/'.$env{'form.domainid'}.'/'.$env{'form.courseid'}.'/'.$env{'form.uploadedfile'}; + my $retrieval = &Apache::lonnet::getfile($uploadurl); + if ($retrieval eq '-1') { + $r->print(&Apache::lonhtmlcommon::confirm_success(&mt('File deletion failed'),1).'
    '. + &mt('File requested for deletion not found.')); + } else { + $filename =~ s/^scantron_orig_//; + if ($filename ne '') { + my ($is_valid,$numleft); + my %info = &Apache::lonnet::get('scantronupload',[$filename],$env{'form.domainid'},$env{'form.courseid'}); + if (keys(%info)) { + if (ref($info{$filename}) eq 'HASH') { + foreach my $timestamp (sort(keys(%{$info{$filename}}))) { + if ($info{$filename}{$timestamp} eq $env{'user.name'}.':'.$env{'user.domain'}) { + $is_valid = 1; + delete($info{$filename}{$timestamp}); + } + } + $numleft = scalar(keys(%{$info{$filename}})); + } + } + if ($is_valid) { + my $result = &Apache::lonnet::removeuploadedurl($uploadurl); + if ($result eq 'ok') { + $r->print(&Apache::lonhtmlcommon::confirm_success(&mt('File deletion successful')).'
    '); + if ($numleft) { + &Apache::lonnet::put('scantronupload',\%info,$env{'form.domainid'},$env{'form.courseid'}); + } else { + &Apache::lonnet::del('scantronupload',[$filename],$env{'form.domainid'},$env{'form.courseid'}); + } + } else { + $r->print(&Apache::lonhtmlcommon::confirm_success(&mt('File deletion failed'),1).'
    '. + &mt('Result was [_1]',$result)); + } + } else { + $r->print(&Apache::lonhtmlcommon::confirm_success(&mt('File deletion failed'),1).'
    '. + &mt('File requested for deletion was uploaded by a different user.')); + } + } else { + $r->print(&Apache::lonhtmlcommon::confirm_success(&mt('File deletion failed'),1).'
    '. + &mt('Filename of bubblesheet data file requested for deletion is invalid.')); + } + } + } else { + $r->print(&Apache::lonhtmlcommon::confirm_success(&mt('File deletion failed'),1).'
    '. + &mt('You are not permitted to delete bubblesheet data files from the requested course.')); + } + } else { + $r->print(&Apache::lonhtmlcommon::confirm_success(&mt('File deletion failed'),1).'
    '. + &mt('Filename of bubblesheet data file requested for deletion is invalid.')); + } + return; +} + +sub valid_file { + my ($requested_file)=@_; + foreach my $filename (sort(&scantron_filenames())) { + if ($requested_file eq $filename) { return 1; } + } + return 0; +} + +sub scantron_download_scantron_data { + my ($r,$symb) = @_; + 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('The requested filename was invalid.').' +

    +'); + return; + } + my (%uploader,$is_owner,%counts,$percent); + my %uploader = &Apache::lonnet::get('scantronupload',[$file],$cdom,$cname); + if (ref($uploader{$file}) eq 'HASH') { + foreach my $timestamp (sort { $a <=> $b } keys(%{$uploader{$file}})) { + if ($uploader{$file}{$timestamp} eq $env{'user.name'}.':'.$env{'user.domain'}) { + $is_owner = 1; + last; + } + } + } + unless ($is_owner) { + &validate_uploaded_scantron_file($cdom,$cname,$symb,'scantron_orig_'.$file,'download',\%counts); + if ($counts{'totalanysec'}) { + my $percent_othersec = (100*$counts{'othersec'})/($counts{'totalanysec'}); + if ($percent_othersec >= 10) { + my $showpct = sprintf("%.0f",$percent_othersec).'%'; + $r->print('

    '. + &mt('The original uploaded file includes [_1] or more of records for students for which none of your roles have rights to modify grades, so files are unavailable for download.',$showpct). + '

    '); + return; + } + } + } + my $orig='/uploaded/'.$cdom.'/'.$cname.'/scantron_orig_'.$file; + my $corrected='/uploaded/'.$cdom.'/'.$cname.'/scantron_corrected_'.$file; + my $skipped='/uploaded/'.$cdom.'/'.$cname.'/scantron_skipped_'.$file; + &Apache::lonnet::allowuploaded('/adm/grades',$orig); + &Apache::lonnet::allowuploaded('/adm/grades',$corrected); + &Apache::lonnet::allowuploaded('/adm/grades',$skipped); + $r->print(' +

    + '.&mt('[_1]Original[_2] file as uploaded by the bubblesheet scanning office.', + '','').' +

    +

    + '.&mt('[_1]Corrections[_2], a file of corrected records that were used in grading.', + '','').' +

    +

    + '.&mt('[_1]Skipped[_2], a file of records that were skipped.', + '','').' +

    +'); + return ''; +} + +sub checkscantron_results { + my ($r,$symb) = @_; + if (!$symb) {return '';} + my $cid = $env{'request.course.id'}; + my %lettdig = &Apache::lonnet::letter_to_digits(); + my $numletts = scalar(keys(%lettdig)); + my $cnum = $env{'course.'.$cid.'.num'}; + my $cdom = $env{'course.'.$cid.'.domain'}; + my (undef, undef, $sequence) = &Apache::lonnet::decode_symb($env{'form.selectpage'}); + my %record; + my %scantron_config = + &Apache::lonnet::get_scantron_config($env{'form.scantron_format'}); + my $bubbles_per_row = &bubblesheet_bubbles_per_row(\%scantron_config); + my ($scanlines,$scan_data)=&scantron_getfile(); + my $classlist=&Apache::loncoursedata::get_classlist(); + my %idmap=&Apache::grades::username_to_idmap($classlist); + my $navmap=Apache::lonnavmaps::navmap->new(); + unless (ref($navmap)) { + $r->print(&navmap_errormsg()); + return ''; + } + my $map=$navmap->getResourceByUrl($sequence); + my ($randomorder,$randompick,@master_seq,%symb_to_resource,%grader_partids_by_symb, + %grader_randomlists_by_symb,%orderedforcode); + if (ref($map)) { + $randomorder=$map->randomorder(); + $randompick=$map->randompick(); + } + my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0); + my $nav_error = &get_master_seq(\@resources,\@master_seq,\%symb_to_resource); + if ($nav_error) { + $r->print(&navmap_errormsg()); + return ''; + } + &graders_resources_pass(\@resources,\%grader_partids_by_symb, + \%grader_randomlists_by_symb,$bubbles_per_row); + my ($uname,$udom); + my (%scandata,%lastname,%bylast); + $r->print(' +
    '."\n"); + + my @delayqueue; + my %completedstudents; + + my $count=&get_todo_count($scanlines,$scan_data); + my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,$count); + my ($username,$domain,$started); + &scantron_get_maxbubble(\$nav_error,\%scantron_config); # Need the bubble lines array to parse. + if ($nav_error) { + $r->print(&navmap_errormsg()); + return ''; + } + + &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state,'Processing first student'); + my $start=&Time::HiRes::time(); + my $i=-1; + + while ($i<$scanlines->{'count'}) { + ($username,$domain,$uname)=('','',''); + $i++; + my $line=&Apache::grades::scantron_get_line($scanlines,$scan_data,$i); + if ($line=~/^[\s\cz]*$/) { next; } + if ($started) { + &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,'last student'); + } + $started=1; + my $scan_record= + &Apache::grades::scantron_parse_scanline($line,$i,\%scantron_config, + $scan_data); + unless ($uname=&scantron_find_student($scan_record,$scan_data, + \%idmap,$i)) { + &Apache::grades::scantron_add_delay(\@delayqueue,$line, + 'Unable to find a student that matches',1); + next; + } + if (exists $completedstudents{$uname}) { + &Apache::grades::scantron_add_delay(\@delayqueue,$line, + 'Student '.$uname.' has multiple sheets',2); + next; + } + my $pid = $scan_record->{'scantron.ID'}; + $lastname{$pid} = $scan_record->{'scantron.LastName'}; + push(@{$bylast{$lastname{$pid}}},$pid); + my $usec = $classlist->{$uname}->[&Apache::loncoursedata::CL_SECTION]; + my $user = $uname.':'.$usec; + ($username,$domain)=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; + my $lastpos = $env{'form.scantron_maxbubble'}*$scantron_config{'Qlength'}; + my %respnumlookup=(); + my %startline=(); + if ($randomorder || $randompick) { + @mapresources = + &users_order($user,$scancode,$sequence,\@master_seq,\%symb_to_resource, + \%orderedforcode); + my $total = &get_respnum_lookups($sequence,$scan_data,\%idmap,$line, + $scan_record,\@master_seq,\%symb_to_resource, + \%grader_partids_by_symb,\%orderedforcode, + \%respnumlookup,\%startline); + if ($randompick && $total) { + $lastpos = $total*$scantron_config{'Qlength'}; + } + } + $scandata{$pid} = substr($line,$scantron_config{'Qstart'}-1,$lastpos); + chomp($scandata{$pid}); + $scandata{$pid} =~ s/\r$//; + + my $counter = -1; + foreach my $resource (@mapresources) { + my $parts; + my $ressymb = $resource->symb(); + if ((exists($grader_randomlists_by_symb{$ressymb})) || + (ref($grader_partids_by_symb{$ressymb}) ne 'ARRAY')) { + my $currcode; + if (exists($grader_randomlists_by_symb{$ressymb})) { + $currcode = $scancode; + } + (my $analysis,$parts) = + &scantron_partids_tograde($resource,$env{'request.course.id'}, + $username,$domain,undef, + $bubbles_per_row,$currcode); + } else { + $parts = $grader_partids_by_symb{$ressymb}; + } + ($counter,my $recording) = + &verify_scantron_grading($resource,$domain,$username,$cid,$counter, + $scandata{$pid},$parts, + \%scantron_config,\%lettdig,$numletts, + $randomorder,$randompick, + \%respnumlookup,\%startline); + $record{$pid} .= $recording; + } + } + &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state); + $r->print('
    '); + my ($okstudents,$badstudents,$numstudents,$passed,$failed); + $passed = 0; + $failed = 0; + $numstudents = 0; + foreach my $last (sort(keys(%bylast))) { + if (ref($bylast{$last}) eq 'ARRAY') { + foreach my $pid (sort(@{$bylast{$last}})) { + my $showscandata = $scandata{$pid}; + my $showrecord = $record{$pid}; + $showscandata =~ s/\s/ /g; + $showrecord =~ s/\s/ /g; + if ($scandata{$pid} eq $record{$pid}) { + my $css_class = ($passed % 2)?'LC_odd_row':'LC_even_row'; + $okstudents .= ''. +''.&mt('Bubblesheet').''.$showscandata.''.$last.''.$pid.''."\n". +''."\n". +''."\n". +''.&mt('Submissions').''.$showrecord.''."\n"; + $passed ++; + } else { + my $css_class = ($failed % 2)?'LC_odd_row':'LC_even_row'; + $badstudents .= ''.&mt('Bubblesheet').''.$scandata{$pid}.''.$last.''.$pid.''."\n". +''."\n". +''."\n". +''.&mt('Submissions').''.$record{$pid}.''."\n". +''."\n"; + $failed ++; + } + $numstudents ++; + } + } + } + $r->print( + '

    ' + .&mt('Comparison of bubblesheet data (including corrections) with corresponding submission records (most recent submission) for [_1][quant,_2,student][_3] ([quant,_4,bubblesheet line] per student).', + '', + $numstudents, + '', + $env{'form.scantron_maxbubble'}) + .'

    ' + ); + $r->print('

    ' + .&mt('Exact matches for [_1][quant,_2,student][_3].','',$passed,'') + .'
    ' + .&mt('Discrepancies detected for [_1][quant,_2,student][_3].','',$failed,'') + .'

    ' + ); + if ($passed) { + $r->print(&mt('Students with exact correspondence between bubblesheet data and submissions are as follows:').'

    '); + $r->print(&Apache::loncommon::start_data_table()."\n". + &Apache::loncommon::start_data_table_header_row()."\n". + ''.&mt('Source').''.&mt('Bubble records').''.&mt('Name').''.&mt('ID').''. + &Apache::loncommon::end_data_table_header_row()."\n". + $okstudents."\n". + &Apache::loncommon::end_data_table().'
    '); + } + if ($failed) { + $r->print(&mt('Students with differences between bubblesheet data and submissions are as follows:').'

    '); + $r->print(&Apache::loncommon::start_data_table()."\n". + &Apache::loncommon::start_data_table_header_row()."\n". + ''.&mt('Source').''.&mt('Bubble records').''.&mt('Name').''.&mt('ID').''. + &Apache::loncommon::end_data_table_header_row()."\n". + $badstudents."\n". + &Apache::loncommon::end_data_table()).'
    '. + &mt('Differences can occur if submissions were modified using manual grading after a bubblesheet grading pass.').'
    '.&mt('If unexpected discrepancies were detected, it is recommended that you inspect the original bubblesheets.'); + } + $r->print('

    '); + return; +} + +sub verify_scantron_grading { + my ($resource,$domain,$username,$cid,$counter,$scandata,$partids, + $scantron_config,$lettdig,$numletts,$randomorder,$randompick, + $respnumlookup,$startline) = @_; + my ($record,%expected,%startpos); + return ($counter,$record) if (!ref($resource)); + return ($counter,$record) if (!$resource->is_problem()); + my $symb = $resource->symb(); + return ($counter,$record) if (ref($partids) ne 'ARRAY'); + foreach my $part_id (@{$partids}) { + $counter ++; + $expected{$part_id} = 0; + my $respnum = $counter; + if ($randomorder || $randompick) { + $respnum = $respnumlookup->{$counter}; + $startpos{$part_id} = $startline->{$counter} + 1; + } else { + $startpos{$part_id} = $env{"form.scantron.first_bubble_line.$counter"}; + } + if ($env{"form.scantron.sub_bubblelines.$respnum"}) { + my @sub_lines = split(/,/,$env{"form.scantron.sub_bubblelines.$respnum"}); + foreach my $item (@sub_lines) { + $expected{$part_id} += $item; + } + } else { + $expected{$part_id} = $env{"form.scantron.bubblelines.$respnum"}; + } + } + if ($symb) { + my %recorded; + my (%returnhash) = &Apache::lonnet::restore($symb,$cid,$domain,$username); + if ($returnhash{'version'}) { + my %lasthash=(); + my $version; + for ($version=1;$version<=$returnhash{'version'};$version++) { + foreach my $key (sort(split(/\:/,$returnhash{$version.':keys'}))) { + $lasthash{$key}=$returnhash{$version.':'.$key}; + } + } + foreach my $key (keys(%lasthash)) { + if ($key =~ /\.scantron$/) { + my $value = &unescape($lasthash{$key}); + my ($part_id) = ($key =~ /^resource\.(.+)\.scantron$/); + if ($value eq '') { + for (my $i=0; $i<$expected{$part_id}; $i++) { + for (my $j=0; $j<$scantron_config->{'length'}; $j++) { + $recorded{$part_id} .= $scantron_config->{'Qoff'}; + } + } + } else { + my @tocheck; + my @items = split(//,$value); + if (($scantron_config->{'Qon'} eq 'letter') || + ($scantron_config->{'Qon'} eq 'number')) { + if (@items < $expected{$part_id}) { + my $fragment = substr($scandata,$startpos{$part_id},$expected{$part_id}); + my @singles = split(//,$fragment); + foreach my $pos (@singles) { + if ($pos eq ' ') { + push(@tocheck,$pos); + } else { + my $next = shift(@items); + push(@tocheck,$next); + } + } + } else { + @tocheck = @items; + } + foreach my $letter (@tocheck) { + if ($scantron_config->{'Qon'} eq 'letter') { + if ($letter !~ /^[A-J]$/) { + $letter = $scantron_config->{'Qoff'}; + } + $recorded{$part_id} .= $letter; + } elsif ($scantron_config->{'Qon'} eq 'number') { + my $digit; + if ($letter !~ /^[A-J]$/) { + $digit = $scantron_config->{'Qoff'}; + } else { + $digit = $lettdig->{$letter}; + } + $recorded{$part_id} .= $digit; + } + } + } else { + @tocheck = @items; + for (my $i=0; $i<$expected{$part_id}; $i++) { + my $curr_sub = shift(@tocheck); + my $digit; + if ($curr_sub =~ /^[A-J]$/) { + $digit = $lettdig->{$curr_sub}-1; + } + if ($curr_sub eq 'J') { + $digit += scalar($numletts); + } + for (my $j=0; $j<$scantron_config->{'Qlength'}; $j++) { + if ($j == $digit) { + $recorded{$part_id} .= $scantron_config->{'Qon'}; + } else { + $recorded{$part_id} .= $scantron_config->{'Qoff'}; + } + } + } + } + } + } + } + } + foreach my $part_id (@{$partids}) { + if ($recorded{$part_id} eq '') { + for (my $i=0; $i<$expected{$part_id}; $i++) { + for (my $j=0; $j<$scantron_config->{'Qlength'}; $j++) { + $recorded{$part_id} .= $scantron_config->{'Qoff'}; + } + } + } + $record .= $recorded{$part_id}; + } + } + return ($counter,$record); +} + +#-------- end of section for handling grading scantron forms ------- +# +#------------------------------------------------------------------- + +#-------------------------- Menu interface ------------------------- +# +#--- Href with symb and command --- + +sub href_symb_cmd { + my ($symb,$cmd)=@_; + return '/adm/grades?symb='.&HTML::Entities::encode(&Apache::lonenc::check_encrypt($symb),'<>&"').'&command='.$cmd; +} + +sub grading_menu { + my ($request,$symb) = @_; + if (!$symb) {return '';} + + my %fields = ('symb'=>&Apache::lonenc::check_encrypt($symb), + 'command'=>'individual'); + + my $url1a = &Apache::lonhtmlcommon::build_url('grades/',\%fields); + + $fields{'command'}='ungraded'; + my $url1b=&Apache::lonhtmlcommon::build_url('grades/',\%fields); + + $fields{'command'}='table'; + my $url1c=&Apache::lonhtmlcommon::build_url('grades/',\%fields); + + $fields{'command'}='all_for_one'; + my $url1d=&Apache::lonhtmlcommon::build_url('grades/',\%fields); + + $fields{'command'}='downloadfilesselect'; + my $url1e=&Apache::lonhtmlcommon::build_url('grades/',\%fields); + + $fields{'command'} = 'csvform'; + my $url2 = &Apache::lonhtmlcommon::build_url('grades/',\%fields); + + $fields{'command'} = 'processclicker'; + my $url3 = &Apache::lonhtmlcommon::build_url('grades/',\%fields); + + $fields{'command'} = 'scantron_selectphase'; + my $url4 = &Apache::lonhtmlcommon::build_url('grades/',\%fields); + + $fields{'command'} = 'initialverifyreceipt'; + my $url5 = &Apache::lonhtmlcommon::build_url('grades/',\%fields); + + my %permissions; + if ($perm{'mgr'}) { + $permissions{'either'} = 'F'; + $permissions{'mgr'} = 'F'; + } + if ($perm{'vgr'}) { + $permissions{'either'} = 'F'; + $permissions{'vgr'} = 'F'; + } + + my @menu = ({ categorytitle=>'Hand Grading', + items =>[ + { linktext => 'Select individual students to grade', + url => $url1a, + permission => $permissions{'either'}, + icon => 'grade_students.png', + linktitle => 'Grade current resource for a selection of students.' + }, + { linktext => 'Grade ungraded submissions', + url => $url1b, + permission => $permissions{'either'}, + icon => 'ungrade_sub.png', + linktitle => 'Grade all submissions that have not been graded yet.' + }, + + { linktext => 'Grading table', + url => $url1c, + permission => $permissions{'either'}, + icon => 'grading_table.png', + linktitle => 'Grade current resource for all students.' + }, + { linktext => 'Grade page/folder for one student', + url => $url1d, + permission => $permissions{'either'}, + icon => 'grade_PageFolder.png', + linktitle => 'Grade all resources in current page/sequence/folder for one student.' + }, + { linktext => 'Download submissions', + url => $url1e, + permission => $permissions{'either'}, + icon => 'download_sub.png', + linktitle => 'Download all students submissions.' + }]}, + { categorytitle=>'Automated Grading', + items =>[ + + { linktext => 'Upload Scores', + url => $url2, + permission => $permissions{'mgr'}, + icon => 'uploadscores.png', + linktitle => 'Specify a file containing the class scores for current resource.' + }, + { linktext => 'Process Clicker', + url => $url3, + permission => $permissions{'mgr'}, + icon => 'addClickerInfoFile.png', + linktitle => 'Specify a file containing the clicker information for this resource.' + }, + { linktext => 'Grade/Manage/Review Bubblesheets', + url => $url4, + permission => $permissions{'mgr'}, + icon => 'bubblesheet.png', + linktitle => 'Grade bubblesheet exams, upload/download bubblesheet data files, and review previously graded bubblesheet exams.' + }, + { linktext => 'Verify Receipt Number', + url => $url5, + permission => $permissions{'either'}, + icon => 'receipt_number.png', + linktitle => 'Verify a system-generated receipt number for correct problem solution.' + } + + ] + }); + + # Create the menu + my $Str; + $Str .= '
    '; + $Str .= ''. + ''."\n"; + + $Str .= &Apache::lonhtmlcommon::generate_menu(@menu); + return $Str; +} + +sub ungraded { + my ($request)=@_; + &submit_options($request); +} + +sub submit_options_sequence { + my ($request,$symb) = @_; + if (!$symb) {return '';} + &commonJSfunctions($request); + my $result; + + $result.=''."\n". + ''."\n"; + $result.=&selectfield(0). + ' +
    + +
    + +
    '; + return $result; +} + +sub submit_options_table { + my ($request,$symb) = @_; + if (!$symb) {return '';} + &commonJSfunctions($request); + my $is_tool = ($symb =~ /ext\.tool$/); + my $result; + + $result.='
    '."\n". + ''."\n"; + + $result.=&selectfield(1,$is_tool). + ' +
    + +
    + +
    '; + return $result; +} + +sub submit_options_download { + my ($request,$symb) = @_; + if (!$symb) {return '';} + + my $res_error; + my ($partlist,$handgrade,$responseType,$numresp,$numessay,$numdropbox) = + &response_type($symb,\$res_error); + if ($res_error) { + $request->print(&mt('An error occurred retrieving response types')); + return; + } + unless ($numessay) { + $request->print(&mt('No essayresponse items found')); + return; + } + my $table; + if (ref($partlist) eq 'ARRAY') { + if (scalar(@$partlist) > 1 ) { + $table = &showResourceInfo($symb,$partlist,$responseType,'gradingMenu',1,1); + } + } + + my $is_tool = ($symb =~ /ext\.tool$/); + &commonJSfunctions($request); + + my $result='
    '."\n". + $table."\n". + ''."\n"; + $result.=' +

    + '.&mt('Select Students for whom to Download Submissions').' +

    '.&selectfield(1,$is_tool).' + + + + + + +
    '; + return $result; +} + +#--- Displays the submissions first page ------- +sub submit_options { + my ($request,$symb) = @_; + if (!$symb) {return '';} + + my $is_tool = ($symb =~ /ext\.tool$/); + &commonJSfunctions($request); + my $result; + + $result.='
    '."\n". + ''."\n"; + $result.=&selectfield(1,$is_tool).' + + + + +
    '; + return $result; +} + +sub selectfield { + my ($full,$is_tool)=@_; + my %options; + if ($is_tool) { + %options = + (&transtatus_options, + 'select_form_order' => ['yes','incorrect','all']); + } else { + %options = + (&substatus_options, + 'select_form_order' => ['yes','queued','graded','incorrect','all']); + } + my $result='
    + +
    + + '.&mt('Sections').' + + '.&Apache::lonstatistics::SectionSelect('section','multiple',5).' +
    + +
    + + '.&mt('Groups').' + + '.&Apache::lonstatistics::GroupSelect('group','multiple',5).' +
    + +
    + + '.&mt('Access Status').' + + '.&Apache::lonhtmlcommon::StatusOptions(undef,undef,5,undef,'mult').' +
    '; + if ($full) { + my $heading = &mt('Submission Status'); + if ($is_tool) { + $heading = &mt('Transaction Status'); + } + $result.=' +
    + + '.$heading.' + '. + &Apache::loncommon::select_form('all','submitonly',\%options). + '
    '; + } + $result.='

    '; + return $result; +} + +sub substatus_options { + return &Apache::lonlocal::texthash( + 'yes' => 'with submissions', + 'queued' => 'in grading queue', + 'graded' => 'with ungraded submissions', + 'incorrect' => 'with incorrect submissions', + 'all' => 'with any status', + ); +} + +sub transtatus_options { + return &Apache::lonlocal::texthash( + 'yes' => 'with score transactions', + 'incorrect' => 'with less than full credit', + 'all' => 'with any status', + ); +} + +sub reset_perm { + undef(%perm); +} + +sub init_perm { + &reset_perm(); + foreach my $test_perm ('vgr','mgr','opa','usc') { + + my $scope = $env{'request.course.id'}; + if (!($perm{$test_perm}=&Apache::lonnet::allowed($test_perm,$scope))) { + + $scope .= '/'.$env{'request.course.sec'}; + if ( $perm{$test_perm}= + &Apache::lonnet::allowed($test_perm,$scope)) { + $perm{$test_perm.'_section'}=$env{'request.course.sec'}; + } else { + delete($perm{$test_perm}); + } + } + } +} + +sub init_old_essays { + my ($symb,$apath,$adom,$aname) = @_; + if ($symb ne '') { + my %essays = &Apache::lonnet::dump('nohist_essay_'.$apath,$adom,$aname); + if (keys(%essays) > 0) { + $old_essays{$symb} = \%essays; + } + } + return; +} + +sub reset_old_essays { + undef(%old_essays); +} + +sub gather_clicker_ids { + my %clicker_ids; + + my $classlist = &Apache::loncoursedata::get_classlist(); + + # Set up a couple variables. + my $username_idx = &Apache::loncoursedata::CL_SNAME(); + my $domain_idx = &Apache::loncoursedata::CL_SDOM(); + my $status_idx = &Apache::loncoursedata::CL_STATUS(); + + foreach my $student (keys(%$classlist)) { + if ($classlist->{$student}->[$status_idx] ne 'Active') { next; } + my $username = $classlist->{$student}->[$username_idx]; + my $domain = $classlist->{$student}->[$domain_idx]; + my $clickers = + (&Apache::lonnet::userenvironment($domain,$username,'clickers'))[1]; + foreach my $id (split(/\,/,$clickers)) { + $id=~s/^[\#0]+//; + $id=~s/[\-\:]//g; + if (exists($clicker_ids{$id})) { + $clicker_ids{$id}.=','.$username.':'.$domain; + } else { + $clicker_ids{$id}=$username.':'.$domain; + } + } + } + return %clicker_ids; +} + +sub gather_adv_clicker_ids { + my %clicker_ids; + my $cnum=$env{'course.'.$env{'request.course.id'}.'.num'}; + my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'}; + my %coursepersonnel=&Apache::lonnet::get_course_adv_roles($cdom.'/'.$cnum); + foreach my $element (sort(keys(%coursepersonnel))) { + foreach my $person (split(/\,/,$coursepersonnel{$element})) { + my ($puname,$pudom)=split(/\:/,$person); + my $clickers = + (&Apache::lonnet::userenvironment($pudom,$puname,'clickers'))[1]; + foreach my $id (split(/\,/,$clickers)) { + $id=~s/^[\#0]+//; + $id=~s/[\-\:]//g; + if (exists($clicker_ids{$id})) { + $clicker_ids{$id}.=','.$puname.':'.$pudom; + } else { + $clicker_ids{$id}=$puname.':'.$pudom; + } + } + } + } + return %clicker_ids; +} + +sub clicker_grading_parameters { + return ('gradingmechanism' => 'scalar', + 'upfiletype' => 'scalar', + 'specificid' => 'scalar', + 'pcorrect' => 'scalar', + 'pincorrect' => 'scalar'); +} + +sub process_clicker { + my ($r,$symb)=@_; + if (!$symb) {return '';} + my $result=&checkforfile_js(); + $result.=&Apache::loncommon::start_data_table(). + &Apache::loncommon::start_data_table_header_row(). + ''.&mt('Specify a file containing clicker information and set grading options.').''. + &Apache::loncommon::end_data_table_header_row(). + &Apache::loncommon::start_data_table_row()."\n"; +# Attempt to restore parameters from last session, set defaults if not present + my %Saveable_Parameters=&clicker_grading_parameters(); + &Apache::loncommon::restore_course_settings('grades_clicker', + \%Saveable_Parameters); + if (!$env{'form.pcorrect'}) { $env{'form.pcorrect'}=100; } + if (!$env{'form.pincorrect'}) { $env{'form.pincorrect'}=100; } + if (!$env{'form.gradingmechanism'}) { $env{'form.gradingmechanism'}='attendance'; } + if (!$env{'form.upfiletype'}) { $env{'form.upfiletype'}='iclicker'; } + + my %checked; + foreach my $gradingmechanism ('attendance','personnel','specific','given') { + if ($env{'form.gradingmechanism'} eq $gradingmechanism) { + $checked{$gradingmechanism}=' checked="checked"'; + } + } + + my $upload=&mt("Evaluate File"); + my $type=&mt("Type"); + 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', + {'iclicker' => 'i>clicker', + 'interwrite' => 'interwrite PRS', + 'turning' => 'Turning Technologies'}); + $symb = &Apache::lonenc::check_encrypt($symb); + $result.= &Apache::lonhtmlcommon::scripttag(< + + + +
    +ENDUPFORM + $result.=''.&Apache::loncommon::end_data_table_row(). + &Apache::loncommon::start_data_table_row().''.(<$attendance +
    +
    + +
    +
        + + +ENDGRADINGFORM + $result.=''.&Apache::loncommon::end_data_table_row(). + &Apache::loncommon::start_data_table_row().''.(<$pcorrect: +
    +
    + +ENDPERCFORM + $result.=''. + &Apache::loncommon::end_data_table_row(). + &Apache::loncommon::end_data_table(); + return $result; +} + +sub process_clicker_file { + my ($r,$symb) = @_; + if (!$symb) {return '';} + + my %Saveable_Parameters=&clicker_grading_parameters(); + &Apache::loncommon::store_course_settings('grades_clicker', + \%Saveable_Parameters); + my $result=''; + if (($env{'form.gradingmechanism'} eq 'specific') && ($env{'form.specificid'}!~/\w/)) { + $result.=''.&mt('You need to specify a clicker ID for the correct answer').''; + return $result; + } + if (($env{'form.gradingmechanism'} eq 'given') && ($env{'form.givenanswer'}!~/\S/)) { + $result.=''.&mt('You need to specify the correct answer').''; + return $result; + } + 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 ($env{'form.gradingmechanism'} eq 'personnel') { + %correct_ids=&gather_adv_clicker_ids(); + } + if ($env{'form.gradingmechanism'} eq 'specific') { + foreach my $correct_id (split(/[\s\,]/,$env{'form.specificid'})) {; + $correct_id=~tr/a-z/A-Z/; + $correct_id=~s/\s//gs; + $correct_id=~s/^[\#0]+//; + $correct_id=~s/[\-\:]//g; + if ($correct_id) { + $correct_ids{$correct_id}='specified'; + } + } + } + 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 { - $request->print("Unknown action: $command:"); + my $number=0; + $result.='

    '.&mt('Correctness determined by the following IDs').''; + foreach my $id (sort(keys(%correct_ids))) { + $result.='
    '.$id.' - '; + if ($correct_ids{$id} eq 'specified') { + $result.=&mt('specified'); + } else { + my ($uname,$udom)=split(/\:/,$correct_ids{$id}); + $result.=&Apache::loncommon::plainname($uname,$udom); + } + $number++; + } + $result.="

    \n"; + if ($number==0) { + $result .= + &Apache::lonhtmlcommon::confirm_success( + &mt('No IDs found to determine correct answer'),1); + return $result; + } } - } - &send_footer($request); - return OK; + if (length($env{'form.upfile'}) < 2) { + $result .= + &Apache::lonhtmlcommon::confirm_success( + &mt('The file: [_1] you attempted to upload contained no information. Please check that you entered the correct filename.', + ''.&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"').''),1); + return $result; + } + my $mimetype; + if ($env{'form.upfiletype'} eq 'iclicker') { + my $mm = new File::MMagic; + $mimetype = $mm->checktype_contents($env{'form.upfile'}); + unless (($mimetype eq 'text/plain') || ($mimetype eq 'text/html')) { + $result.= '

    '. + &Apache::lonhtmlcommon::confirm_success( + &mt('File format is neither csv (iclicker 6) nor xml (iclicker 7)'),1).'

    '; + return $result; + } + } elsif (($env{'form.upfiletype'} ne 'interwrite') && ($env{'form.upfiletype'} ne 'turning')) { + $result .= '

    '. + &Apache::lonhtmlcommon::confirm_success( + &mt('Invalid clicker type: choose one of: i>clicker, Interwrite PRS, or Turning Technologies.'),1).'

    '; + return $result; + } + +# Were able to get all the info needed, now analyze the file + + $result.=&Apache::loncommon::studentbrowser_javascript(); + $symb = &Apache::lonenc::check_encrypt($symb); + $result.=&Apache::loncommon::start_data_table(). + &Apache::loncommon::start_data_table_header_row(). + ''.&mt('Evaluate clicker file').''. + &Apache::loncommon::end_data_table_header_row(). + &Apache::loncommon::start_data_table_row().(< +
    + + + + + +ENDHEADER + if ($env{'form.gradingmechanism'} eq 'given') { + $result.=''; + } + my %responses; + my @questiontitles; + my $errormsg=''; + my $number=0; + if ($env{'form.upfiletype'} eq 'iclicker') { + if ($mimetype eq 'text/plain') { + ($errormsg,$number)=&iclicker_eval(\@questiontitles,\%responses); + } elsif ($mimetype eq 'text/html') { + ($errormsg,$number)=&iclickerxml_eval(\@questiontitles,\%responses); + } + } elsif ($env{'form.upfiletype'} eq 'interwrite') { + ($errormsg,$number)=&interwrite_eval(\@questiontitles,\%responses); + } elsif ($env{'form.upfiletype'} eq 'turning') { + ($errormsg,$number)=&turning_eval(\@questiontitles,\%responses); + } + $result.='
    '.&mt('Found [_1] question(s)',$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; + } +# Remember Question Titles +# FIXME: Possibly need delimiter other than ":" + for (my $i=0;$i<$number;$i++) { + $result.='').'" />'; + } + my $correct_count=0; + my $student_count=0; + my $unknown_count=0; +# Match answers with usernames +# FIXME: Possibly need delimiter other than ":" + foreach my $id (keys(%responses)) { + if ($correct_ids{$id}) { + $result.="\n".''; + $correct_count++; + } elsif ($clicker_ids{$id}) { + if ($clicker_ids{$id}=~/\,/) { +# More than one user with the same clicker! + $result.="".&Apache::loncommon::end_data_table_row(). + &Apache::loncommon::start_data_table_row()."". + &mt('Clicker registered more than once').": ".$id."
    "; + $result.="\n".''. + "'; + $unknown_count++; + } else { +# Good: found one and only one user with the right clicker + $result.="\n".''; + $student_count++; + } + } else { + $result.="".&Apache::loncommon::end_data_table_row(). + &Apache::loncommon::start_data_table_row()."". + &mt('Unregistered Clicker')." ".$id."
    "; + $result.="\n".''. + "\n".&mt("Username").":  ". + "\n".&mt("Domain").": ". + &Apache::loncommon::select_dom_form($env{'course.'.$env{'request.course.id'}.'.domain'},'udom'.$id).' '. + &Apache::loncommon::selectstudent_link('clickeranalysis','uname'.$id,'udom'.$id,'',$id); + $unknown_count++; + } + } + $result.='
    '. + &mt('Found [_1] registered and [_2] unregistered clickers.',$student_count,$unknown_count); + if (($env{'form.gradingmechanism'} ne 'attendance') && ($env{'form.gradingmechanism'} ne 'given')) { + if ($correct_count==0) { + $errormsg.="Found no correct answers for grading!"; + } elsif ($correct_count>1) { + $result.='
    '.&mt("Found [_1] entries for grading!",$correct_count).''; + } + } + if ($number<1) { + $errormsg.="Found no questions."; + } + if ($errormsg) { + $result.='
    '.&mt($errormsg).''; + } else { + $result.='
    '; + } + $result.='
    '. + &Apache::loncommon::end_data_table_row(). + &Apache::loncommon::end_data_table(); + return $result; +} + +sub iclicker_eval { + my ($questiontitles,$responses)=@_; + my $number=0; + my $errormsg=''; + foreach my $line (split(/[\n\r]/,$env{'form.upfile'})) { + my %components=&Apache::loncommon::record_sep($line); + my @entries=map {$components{$_}} (sort(keys(%components))); + if ($entries[0] eq 'Question') { + for (my $i=3;$i<$#entries;$i+=6) { + $$questiontitles[$number]=$entries[$i]; + $number++; + } + } + if ($entries[0]=~/^\#/) { + my $id=$entries[0]; + my @idresponses; + $id=~s/^[\#0]+//; + for (my $i=0;$i<$number;$i++) { + my $idx=3+$i*6; + $entries[$idx]=~s/[^a-zA-Z0-9\.\*\-\+]+//g; + push(@idresponses,$entries[$idx]); + } + $$responses{$id}=join(',',@idresponses); + } + } + return ($errormsg,$number); +} + +sub iclickerxml_eval { + my ($questiontitles,$responses)=@_; + my $number=0; + my $errormsg=''; + my @state; + my %respbyid; + my $p = HTML::Parser->new + ( + xml_mode => 1, + start_h => + [sub { + my ($tagname,$attr) = @_; + push(@state,$tagname); + if ("@state" eq "ssn p") { + my $title = $attr->{qn}; + $title =~ s/(^\s+|\s+$)//g; + $questiontitles->[$number]=$title; + } elsif ("@state" eq "ssn p v") { + my $id = $attr->{id}; + my $entry = $attr->{ans}; + $id=~s/^[\#0]+//; + $entry =~s/[^a-zA-Z0-9\.\*\-\+]+//g; + $respbyid{$id}[$number] = $entry; + } + }, "tagname, attr"], + end_h => + [sub { + my ($tagname) = @_; + if ("@state" eq "ssn p") { + $number++; + } + pop(@state); + }, "tagname"], + ); + + $p->parse($env{'form.upfile'}); + $p->eof; + foreach my $id (keys(%respbyid)) { + $responses->{$id}=join(',',@{$respbyid{$id}}); + } + return ($errormsg,$number); +} + +sub interwrite_eval { + my ($questiontitles,$responses)=@_; + my $number=0; + my $errormsg=''; + my $skipline=1; + my $questionnumber=0; + my %idresponses=(); + foreach my $line (split(/[\n\r]/,$env{'form.upfile'})) { + my %components=&Apache::loncommon::record_sep($line); + my @entries=map {$components{$_}} (sort(keys(%components))); + if ($entries[1] eq 'Time') { $skipline=0; next; } + if ($entries[1] eq 'Response') { $skipline=1; } + next if $skipline; + if ($entries[0]!=$questionnumber) { + $questionnumber=$entries[0]; + $$questiontitles[$number]=&mt('Question [_1]',$questionnumber); + $number++; + } + my $id=$entries[4]; + $id=~s/^[\#0]+//; + $id=~s/^v\d*\://i; + $id=~s/[\-\:]//g; + $idresponses{$id}[$number]=$entries[6]; + } + foreach my $id (keys(%idresponses)) { + $$responses{$id}=join(',',@{$idresponses{$id}}); + $$responses{$id}=~s/^\s*\,//; + } + return ($errormsg,$number); +} + +sub turning_eval { + my ($questiontitles,$responses)=@_; + my $number=0; + my $errormsg=''; + foreach my $line (split(/[\n\r]/,$env{'form.upfile'})) { + my %components=&Apache::loncommon::record_sep($line); + my @entries=map {$components{$_}} (sort(keys(%components))); + if ($#entries>$number) { $number=$#entries; } + my $id=$entries[0]; + my @idresponses; + $id=~s/^[\#0]+//; + unless ($id) { next; } + for (my $idx=1;$idx<=$#entries;$idx++) { + $entries[$idx]=~s/\,/\;/g; + $entries[$idx]=~s/[^a-zA-Z0-9\.\*\-\+\;]+//g; + push(@idresponses,$entries[$idx]); + } + $$responses{$id}=join(',',@idresponses); + } + for (my $i=1; $i<=$number; $i++) { + $$questiontitles[$i]=&mt('Question [_1]',$i); + } + return ($errormsg,$number); +} + + +sub assign_clicker_grades { + my ($r,$symb) = @_; + if (!$symb) {return '';} +# See which part we are saving to + my $res_error; + my ($partlist,$handgrade,$responseType) = &response_type($symb,\$res_error); + if ($res_error) { + return &navmap_errormsg(); + } +# FIXME: This should probably look for the first handgradeable part + my $part=$$partlist[0]; +# Start screen output + my $result = &Apache::loncommon::start_data_table(). + &Apache::loncommon::start_data_table_header_row(). + ''.&mt('Assigning grades based on clicker file').''. + &Apache::loncommon::end_data_table_header_row(). + &Apache::loncommon::start_data_table_row().''; +# Get correct result +# FIXME: Possibly need delimiter other than ":" + my @correct=(); + my $gradingmechanism=$env{'form.gradingmechanism'}; + my $number=$env{'form.number'}; + if ($gradingmechanism ne 'attendance') { + foreach my $key (keys(%env)) { + if ($key=~/^form\.correct\:/) { + my @input=split(/\,/,$env{$key}); + for (my $i=0;$i<=$#input;$i++) { + if (($correct[$i]) && ($input[$i]) && + ($correct[$i] ne $input[$i])) { + $result.='
    '. + &mt('More than one correct result given for question "[_1]": [_2] versus [_3].', + $env{'form.question:'.$i},$correct[$i],$input[$i]).''; + } elsif (($input[$i]) || ($input[$i] eq '0')) { + $correct[$i]=$input[$i]; + } + } + } + } + for (my $i=0;$i<$number;$i++) { + if ((!$correct[$i]) && ($correct[$i] ne '0')) { + $result.='
    '. + &mt('No correct result given for question "[_1]"!', + $env{'form.question:'.$i}).''; + } + } + $result.='
    '.&mt("Correct answer: [_1]",join(', ',map { ((($_) || ($_ eq '0'))?$_:'-') } @correct)); + } +# Start grading + my $pcorrect=$env{'form.pcorrect'}; + my $pincorrect=$env{'form.pincorrect'}; + my $storecount=0; + my %users=(); + foreach my $key (keys(%env)) { + my $user=''; + if ($key=~/^form\.student\:(.*)$/) { + $user=$1; + } + if ($key=~/^form\.unknown\:(.*)$/) { + my $id=$1; + if (($env{'form.uname'.$id}) && ($env{'form.udom'.$id})) { + $user=$env{'form.uname'.$id}.':'.$env{'form.udom'.$id}; + } elsif ($env{'form.multi'.$id}) { + $user=$env{'form.multi'.$id}; + } + } + if ($user) { + if ($users{$user}) { + $result.='
    '. + &mt('More than one entry found for [_1]!',''.$user.''). + '
    '; + } + $users{$user}=1; + my @answer=split(/\,/,$env{$key}); + my $sum=0; + my $realnumber=$number; + for (my $i=0;$i<$number;$i++) { + if ($correct[$i] eq '-') { + $realnumber--; + } elsif (($answer[$i]) || ($answer[$i]=~/^[0\.]+$/)) { + if ($gradingmechanism eq 'attendance') { + $sum+=$pcorrect; + } elsif ($correct[$i] eq '*') { + $sum+=$pcorrect; + } else { +# We actually grade if correct or not + my $increment=$pincorrect; +# Special case: numerical answer "0" + if ($correct[$i] eq '0') { + if ($answer[$i]=~/^[0\.]+$/) { + $increment=$pcorrect; + } +# General numerical answer, both evaluate to something non-zero + } elsif ((1.0*$correct[$i]!=0) && (1.0*$answer[$i]!=0)) { + if (1.0*$correct[$i]==1.0*$answer[$i]) { + $increment=$pcorrect; + } +# Must be just alphanumeric + } elsif ($answer[$i] eq $correct[$i]) { + $increment=$pcorrect; + } + $sum+=$increment; + } + } + } + my $ave=$sum/(100*$realnumber); +# Store + my ($username,$domain)=split(/\:/,$user); + my %grades=(); + $grades{"resource.$part.solved"}='correct_by_override'; + $grades{"resource.$part.awarded"}=$ave; + $grades{"resource.regrader"}="$env{'user.name'}:$env{'user.domain'}"; + my $returncode=&Apache::lonnet::cstore(\%grades,$symb, + $env{'request.course.id'}, + $domain,$username); + if ($returncode ne 'ok') { + $result.="
    Failed to save student $username:$domain. Message when trying to save was ($returncode)"; + } else { + $storecount++; + } + } + } +# We are done + $result.='
    '.&mt('Successfully stored grades for [quant,_1,student].',$storecount). + ''. + &Apache::loncommon::end_data_table_row(). + &Apache::loncommon::end_data_table(); + return $result; +} + +sub navmap_errormsg { + return '
    '. + &mt('An error occurred retrieving information about resources in the course.').'
    '. + &mt('It is recommended that you [_1]re-initialize the course[_2] and then return to this grading page.','',''). + '
    '; +} + +sub startpage { + my ($r,$symb,$crumbs,$onlyfolderflag,$nodisplayflag,$stuvcurrent,$stuvdisp,$nomenu,$head_extra,$onload,$divforres) = @_; + my %args; + if ($onload) { + my %loaditems = ( + 'onload' => $onload, + ); + $args{'add_entries'} = \%loaditems; + } + if ($nomenu) { + $args{'only_body'} = 1; + $r->print(&Apache::loncommon::start_page("Student's Version",$head_extra,\%args)); + } else { + unshift(@$crumbs,{href=>&href_symb_cmd($symb,'gradingmenu'),text=>"Grading"}); + $args{'bread_crumbs'} = $crumbs; + $r->print(&Apache::loncommon::start_page('Grading',$head_extra,\%args)); + if ($env{'request.course.id'}) { + &Apache::lonquickgrades::startGradeScreen($r,($env{'form.symb'}?'probgrading':'grading')); + } + } + unless ($nodisplayflag) { + $r->print(&Apache::lonhtmlcommon::resource_info_box($symb,$onlyfolderflag,$stuvcurrent,$stuvdisp,$divforres)); + } +} + +sub select_problem { + my ($r)=@_; + $r->print('

    '.&mt('Select the problem or one of the problems you want to grade').'

    '); + $r->print(&Apache::lonstathelpers::problem_selector('.',undef,1,undef,undef,1,1)); + $r->print(''); + $r->print('
    '); +} + +sub handler { + my $request=$_[0]; + &reset_caches(); + if ($request->header_only) { + &Apache::loncommon::content_type($request,'text/html'); + $request->send_http_header; + return OK; + } + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}); + +# see what command we need to execute + + my @commands=&Apache::loncommon::get_env_multiple('form.command'); + my $command=$commands[0]; + + &init_perm(); + if (!$env{'request.course.id'}) { + unless ((&Apache::lonnet::allowed('usc',$env{'request.role.domain'})) && + ($command =~ /^scantronupload/)) { + # Not in a course. + $env{'user.error.msg'}="/adm/grades::vgr:0:0:Cannot display grades page outside course context"; + return HTTP_NOT_ACCEPTABLE; + } + } elsif (!%perm) { + $request->internal_redirect('/adm/quickgrades'); + return OK; + } + &Apache::loncommon::content_type($request,'text/html'); + $request->send_http_header; + + if ($#commands > 0) { + &Apache::lonnet::logthis("grades got multiple commands ".join(':',@commands)); + } + +# see what the symb is + + my $symb=$env{'form.symb'}; + unless ($symb) { + (my $url=$env{'form.url'}) =~ s-^https*://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--; + $symb=&Apache::lonnet::symbread($url); + } + &Apache::lonenc::check_decrypt(\$symb); + + $ssi_error = 0; + if (($symb eq '' || $command eq '') && ($env{'request.course.id'})) { +# +# Not called from a resource, but inside a course +# + &startpage($request,undef,[],1,1); + &select_problem($request); + } else { + if ($command eq 'submission' && $perm{'vgr'}) { + my ($stuvcurrent,$stuvdisp,$versionform,$js,$onload); + if (($env{'form.student'} ne '') && ($env{'form.userdom'} ne '')) { + ($stuvcurrent,$stuvdisp,$versionform,$js) = + &choose_task_version_form($symb,$env{'form.student'}, + $env{'form.userdom'}); + } + my $divforres; + if ($env{'form.student'} eq '') { + $js .= &part_selector_js(); + $onload = "toggleParts('gradesub');"; + } else { + $divforres = 1; + } + my $head_extra = $js; + unless ($env{'form.vProb'} eq 'no') { + my $csslinks = &Apache::loncommon::css_links($symb); + if ($csslinks) { + $head_extra .= "\n$csslinks"; + } + } + &startpage($request,$symb,[{href=>"", text=>"Student Submissions"}],undef,undef, + $stuvcurrent,$stuvdisp,undef,$head_extra,$onload,$divforres); + if ($versionform) { + if ($divforres) { + $request->print('
    '); + } + $request->print($versionform); + } + ($env{'form.student'} eq '' ? &listStudents($request,$symb,'',$divforres) : &submission($request,0,0,$symb,$divforres,$command)); + } elsif ($command eq 'versionsub' && $perm{'vgr'}) { + my ($stuvcurrent,$stuvdisp,$versionform,$js) = + &choose_task_version_form($symb,$env{'form.student'}, + $env{'form.userdom'}, + $env{'form.inhibitmenu'}); + my $head_extra = $js; + unless ($env{'form.vProb'} eq 'no') { + my $csslinks = &Apache::loncommon::css_links($symb); + if ($csslinks) { + $head_extra .= "\n$csslinks"; + } + } + &startpage($request,$symb,[{href=>"", text=>"Previous Student Version"}],undef,undef, + $stuvcurrent,$stuvdisp,$env{'form.inhibitmenu'},$head_extra); + if ($versionform) { + $request->print($versionform); + } + $request->print('
    '); + $request->print(&show_previous_task_version($request,$symb)); + } elsif ($command eq 'pickStudentPage' && $perm{'vgr'}) { + &startpage($request,$symb,[{href=>&href_symb_cmd($symb,'all_for_one'),text=>'Grade page/folder for one student'}, + {href=>'',text=>'Select student'}],1,1); + &pickStudentPage($request,$symb); + } elsif ($command eq 'displayPage' && $perm{'vgr'}) { + my $csslinks; + unless ($env{'form.vProb'} eq 'no') { + $csslinks = &Apache::loncommon::css_links($symb,'map'); + } + &startpage($request,$symb, + [{href=>&href_symb_cmd($symb,'all_for_one'),text=>'Grade page/folder for one student'}, + {href=>'',text=>'Select student'}, + {href=>'',text=>'Grade student'}],1,1,undef,undef,undef,$csslinks); + &displayPage($request,$symb); + } elsif ($command eq 'gradeByPage' && $perm{'mgr'}) { + &startpage($request,$symb,[{href=>&href_symb_cmd($symb,'all_for_one'),text=>'Grade page/folder for one student'}, + {href=>'',text=>'Select student'}, + {href=>'',text=>'Grade student'}, + {href=>'',text=>'Store grades'}],1,1); + &updateGradeByPage($request,$symb); + } elsif ($command eq 'processGroup' && $perm{'vgr'}) { + my $csslinks; + unless ($env{'form.vProb'} eq 'no') { + $csslinks = &Apache::loncommon::css_links($symb); + } + &startpage($request,$symb,[{href=>'',text=>'...'}, + {href=>'',text=>'Modify grades'}],undef,undef,undef,undef,undef,$csslinks,undef,1); + &processGroup($request,$symb); + } elsif ($command eq 'gradingmenu' && $perm{'vgr'}) { + &startpage($request,$symb); + $request->print(&grading_menu($request,$symb)); + } elsif ($command eq 'individual' && $perm{'vgr'}) { + &startpage($request,$symb,[{href=>'',text=>'Select individual students to grade'}]); + $request->print(&submit_options($request,$symb)); + } elsif ($command eq 'ungraded' && $perm{'vgr'}) { + my $js = &part_selector_js(); + my $onload = "toggleParts('gradesub');"; + &startpage($request,$symb,[{href=>'',text=>'Grade ungraded submissions'}], + undef,undef,undef,undef,undef,$js,$onload); + $request->print(&listStudents($request,$symb,'graded')); + } elsif ($command eq 'table' && $perm{'vgr'}) { + &startpage($request,$symb,[{href=>"", text=>"Grading table"}]); + $request->print(&submit_options_table($request,$symb)); + } elsif ($command eq 'all_for_one' && $perm{'vgr'}) { + &startpage($request,$symb,[{href=>'',text=>'Grade page/folder for one student'}],1,1); + $request->print(&submit_options_sequence($request,$symb)); + } elsif ($command eq 'viewgrades' && $perm{'vgr'}) { + &startpage($request,$symb,[{href=>&href_symb_cmd($symb,"table"), text=>"Grading table"},{href=>'', text=>"Modify grades"}]); + $request->print(&viewgrades($request,$symb)); + } elsif ($command eq 'handgrade' && $perm{'mgr'}) { + &startpage($request,$symb,[{href=>'',text=>'...'}, + {href=>'',text=>'Store grades'}]); + $request->print(&processHandGrade($request,$symb)); + } elsif ($command eq 'editgrades' && $perm{'mgr'}) { + &startpage($request,$symb,[{href=>&href_symb_cmd($symb,"table"), text=>"Grading table"}, + {href=>&href_symb_cmd($symb,'viewgrades').'&group=all§ion=all&Status=Active', + text=>"Modify grades"}, + {href=>'', text=>"Store grades"}]); + $request->print(&editgrades($request,$symb)); + } elsif ($command eq 'initialverifyreceipt' && $perm{'vgr'}) { + &startpage($request,$symb,[{href=>'',text=>'Verify Receipt Number'}]); + $request->print(&initialverifyreceipt($request,$symb)); + } elsif ($command eq 'verify' && $perm{'vgr'}) { + &startpage($request,$symb,[{href=>&href_symb_cmd($symb,"initialverifyreceipt"),text=>'Verify Receipt Number'}, + {href=>'',text=>'Verification Result'}]); + $request->print(&verifyreceipt($request,$symb)); + } elsif ($command eq 'processclicker' && $perm{'mgr'}) { + &startpage($request,$symb,[{href=>'', text=>'Process clicker'}]); + $request->print(&process_clicker($request,$symb)); + } elsif ($command eq 'processclickerfile' && $perm{'mgr'}) { + &startpage($request,$symb,[{href=>&href_symb_cmd($symb,'processclicker'), text=>'Process clicker'}, + {href=>'', text=>'Process clicker file'}]); + $request->print(&process_clicker_file($request,$symb)); + } elsif ($command eq 'assignclickergrades' && $perm{'mgr'}) { + &startpage($request,$symb,[{href=>&href_symb_cmd($symb,'processclicker'), text=>'Process clicker'}, + {href=>'', text=>'Process clicker file'}, + {href=>'', text=>'Store grades'}]); + $request->print(&assign_clicker_grades($request,$symb)); + } elsif ($command eq 'csvform' && $perm{'mgr'}) { + &startpage($request,$symb,[{href=>'', text=>'Upload Scores'}],1,1); + $request->print(&upcsvScores_form($request,$symb)); + } elsif ($command eq 'csvupload' && $perm{'mgr'}) { + &startpage($request,$symb,[{href=>'', text=>'Upload Scores'}],1,1); + $request->print(&csvupload($request,$symb)); + } elsif ($command eq 'csvuploadmap' && $perm{'mgr'} ) { + &startpage($request,$symb,[{href=>'', text=>'Upload Scores'}],1,1); + $request->print(&csvuploadmap($request,$symb)); + } elsif ($command eq 'csvuploadoptions' && $perm{'mgr'}) { + if ($env{'form.associate'} ne 'Reverse Association') { + &startpage($request,$symb,[{href=>'', text=>'Upload Scores'}],1,1); + $request->print(&csvuploadoptions($request,$symb)); + } else { + if ( $env{'form.upfile_associate'} ne 'reverse' ) { + $env{'form.upfile_associate'} = 'reverse'; + } else { + $env{'form.upfile_associate'} = 'forward'; + } + &startpage($request,$symb,[{href=>'', text=>'Upload Scores'}],1,1); + $request->print(&csvuploadmap($request,$symb)); + } + } elsif ($command eq 'csvuploadassign' && $perm{'mgr'} ) { + &startpage($request,$symb,[{href=>'', text=>'Upload Scores'}],1,1); + $request->print(&csvuploadassign($request,$symb)); + } elsif ($command eq 'scantron_selectphase' && $perm{'mgr'}) { + &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1, + undef,undef,undef,undef,'toggleScantab(document.rules);'); + $request->print(&scantron_selectphase($request,undef,$symb)); + } elsif ($command eq 'scantron_warning' && $perm{'mgr'}) { + &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1); + $request->print(&scantron_do_warning($request,$symb)); + } elsif ($command eq 'scantron_validate' && $perm{'mgr'}) { + &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1); + $request->print(&scantron_validate_file($request,$symb)); + } elsif ($command eq 'scantron_process' && $perm{'mgr'}) { + &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1); + $request->print(&scantron_process_students($request,$symb)); + } elsif ($command eq 'scantronupload' && + (&Apache::lonnet::allowed('usc',$env{'request.role.domain'}) || $perm{'usc'})) { + &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1, + undef,undef,undef,undef,'toggleScantab(document.rules);'); + $request->print(&scantron_upload_scantron_data($request,$symb)); + } elsif ($command eq 'scantronupload_save' && + (&Apache::lonnet::allowed('usc',$env{'request.role.domain'}) || $perm{'usc'})) { + &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1); + $request->print(&scantron_upload_scantron_data_save($request,$symb)); + } elsif ($command eq 'scantron_download' && ($perm{'usc'} || $perm{'mgr'})) { + &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1); + $request->print(&scantron_download_scantron_data($request,$symb)); + } elsif ($command eq 'scantronupload_delete' && + (&Apache::lonnet::allowed('usc',$env{'request.role.domain'}) || $perm{'usc'})) { + &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1); + &scantron_upload_delete($request,$symb); + } elsif ($command eq 'checksubmissions' && $perm{'vgr'}) { + &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1); + $request->print(&checkscantron_results($request,$symb)); + } elsif ($command eq 'downloadfilesselect' && $perm{'vgr'}) { + my $js = &part_selector_js(); + my $onload = "toggleParts('gradingMenu');"; + &startpage($request,$symb,[{href=>'', text=>'Select which submissions to download'}], + undef,undef,undef,undef,undef,$js,$onload); + $request->print(&submit_options_download($request,$symb)); + } elsif ($command eq 'downloadfileslink' && $perm{'vgr'}) { + &startpage($request,$symb, + [{href=>&href_symb_cmd($symb,'downloadfilesselect'), text=>'Select which submissions to download'}, + {href=>'', text=>'Download submitted files'}], + undef,undef,undef,undef,undef,undef,undef,1); + $request->print('
    '); + &submit_download_link($request,$symb); + } elsif ($command) { + &startpage($request,$symb,[{href=>'', text=>'Access denied'}]); + $request->print('

    '.&mt('Access Denied ([_1])',$command).'

    '); + } + } + if ($ssi_error) { + &ssi_print_error($request); + } + if ($env{'form.inhibitmenu'}) { + $request->print(&Apache::loncommon::end_page()); + } elsif ($env{'request.course.id'}) { + &Apache::lonquickgrades::endGradeScreen($request); + } + &reset_caches(); + return OK; } 1; __END__; + + +=head1 NAME + +Apache::grades + +=head1 SYNOPSIS + +Handles the viewing of grades. + +This is part of the LearningOnline Network with CAPA project +described at http://www.lon-capa.org. + +=head1 OVERVIEW + +Do an ssi with retries: +While I'd love to factor out this with the version 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. + + + +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 problem, 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 LON-CAPA 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. + + +=head1 HANDLER SUBROUTINE + +ssi_with_retries() + +=head1 SUBROUTINES + +=over + +=head1 Routines to display previous version of a Task for a specific student + +Tasks are graded pass/fail. Students who have yet to pass a particular Task +can receive another opportunity. Access to tasks is slot-based. If a slot +requires a proctor to check-in the student, a new version of the Task will +be created when the student is checked in to the new opportunity. + +If a particular student has tried two or more versions of a particular task, +the submission screen provides a user with vgr privileges (e.g., a Course +Coordinator) the ability to display a previous version worked on by the +student. By default, the current version is displayed. If a previous version +has been selected for display, submission data are only shown that pertain +to that particular version, and the interface to submit grades is not shown. + +=over 4 + +=item show_previous_task_version() + +Displays a specified version of a student's Task, as the student sees it. + +Inputs: 2 + request - request object + symb - unique symb for current instance of resource + +Output: None. + +Side Effects: calls &show_problem() to print version of Task, with + version contained in form item: $env{'form.previousversion'} + +=item choose_task_version_form() + +Displays a web form used to select which version of a student's view of a +Task should be displayed. Either launches a pop-up window, or replaces +content in existing pop-up, or replaces page in main window. + +Inputs: 4 + symb - unique symb for current instance of resource + uname - username of student + udom - domain of student + nomenu - 1 if display is in a pop-up window, and hence no menu + breadcrumbs etc., are displayed + +Output: 4 + current - student's current version + displayed - student's version being displayed + result - scalar containing HTML for web form used to switch to + a different version (or a link to close window, if pop-up). + js - javascript for processing selection in versions web form + +Side Effects: None. + +=item previous_display_javascript() + +Inputs: 2 + nomenu - 1 if display is in a pop-up window, and hence no menu + breadcrumbs etc., are displayed. + current - student's current version number. + +Output: 1 + js - javascript for processing selection in versions web form. + +Side Effects: None. + +=back + +=head1 Routines to process bubblesheet data. + +=over 4 + +=item scantron_get_correction() : + + Builds the interface screen to interact with the operator to fix a + specific error condition in a specific scanline + + Arguments: + $r - Apache request object + $i - number of the current scanline + $scan_record - hash ref as returned from &scantron_parse_scanline() + $scan_config - hash ref as returned from &Apache::lonnet::get_scantron_config() + $line - full contents of the current scanline + $error - error condition, valid values are + 'incorrectCODE', 'duplicateCODE', + 'doublebubble', 'missingbubble', + 'duplicateID', 'incorrectID' + $arg - extra information needed + For errors: + - duplicateID - paper number that this studentID was seen before on + - duplicateCODE - array ref of the paper numbers this CODE was + seen on before + - incorrectCODE - current incorrect CODE + - doublebubble - array ref of the bubble lines that have double + bubble errors + - missingbubble - array ref of the bubble lines that have missing + bubble errors + + $randomorder - True if exam folder has randomorder set + $randompick - True if exam folder has randompick set + $respnumlookup - Reference to HASH mapping question numbers in bubble lines + for current line to question number used for same question + in "Master Seqence" (as seen by Course Coordinator). + $startline - Reference to hash where key is question number (0 is first) + and value is number of first bubble line for current student + or code-based randompick and/or randomorder. + + + +=item scantron_get_maxbubble() : + + Arguments: + $nav_error - Reference to scalar which is a flag to indicate a + failure to retrieve a navmap object. + if $nav_error is set to 1 by scantron_get_maxbubble(), the + calling routine should trap the error condition and display the warning + found in &navmap_errormsg(). + + $scantron_config - Reference to bubblesheet format configuration hash. + + Returns the maximum number of bubble lines that are expected to + occur. Does this by walking the selected sequence rendering the + resource and then checking &Apache::lonxml::get_problem_counter() + for what the current value of the problem counter is. + + Caches the results to $env{'form.scantron_maxbubble'}, + $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 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. + + +=item scantron_validate_missingbubbles() : + + Validates all scanlines in the selected file to not have any + answers that don't have bubbles that have not been verified + to be bubble free. + +=item scantron_process_students() : + + Routine that does the actual grading of the bubblesheet information. + + The parsed scanline hash is added to %env + + Then foreach unskipped scanline it does an &Apache::lonnet::ssi() + foreach resource , with the form data of + + 'submitted' =>'scantron' + 'grade_target' =>'grade', + 'grade_username'=> username of student + 'grade_domain' => domain of student + 'grade_courseid'=> of course + 'grade_symb' => symb of resource to grade + + This triggers a grading pass. The problem grading code takes care + of converting the bubbled letter information (now in %env) into a + valid submission. + +=item scantron_upload_scantron_data() : + + Creates the screen for adding a new bubblesheet data file to a course. + +=item scantron_upload_scantron_data_save() : + + Adds a provided bubble information data file to the course if user + has the correct privileges to do so. + += item scantron_upload_delete() : + + Deletes a previously uploaded bubble information data file, if user + was the one who uploaded the file, and has the privileges to do so. + +=item valid_file() : + + Validates that the requested bubble data file exists in the course. + +=item scantron_download_scantron_data() : + + Shows a list of the three internal files (original, corrected, + skipped) for a specific bubblesheet data file that exists in the + course. + +=item scantron_validate_ID() : + + Validates all scanlines in the selected file to not have any + invalid or underspecified student/employee IDs + +=item navmap_errormsg() : + + Returns HTML mark-up inside a
    with a link to re-initialize the course. + Should be called whenever the request to instantiate a navmap object fails. + +=back + +=back + +=cut 500 Internal Server Error

    Internal Server Error

    The server encountered an internal error or misconfiguration and was unable to complete your request.

    Please contact the server administrator at root@localhost to inform them of the time this error occurred, and the actions you performed just before this error.

    More information about this error may be available in the server error log.