--- loncom/homework/grades.pm 2002/07/19 20:42:18 1.40 +++ loncom/homework/grades.pm 2011/10/09 16:23:34 1.656 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # The LON-CAPA Grading handler # -# $Id: grades.pm,v 1.40 2002/07/19 20:42:18 ng Exp $ +# $Id: grades.pm,v 1.656 2011/10/09 16:23:34 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; @@ -39,1133 +34,1418 @@ 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 String::Similarity; +use LONCAPA; + +use POSIX qw(floor); -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'}); + + +my %perm=(); + +# 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 . " " . $response->message; } - if ((&Apache::lonnet::allowed('mgr',$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++; - } + + return $content; + +} +# +# Prodcuces an ssi retry failure error message to the user: +# + +sub ssi_print_error { + my ($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; } - $request->printf('

'.$matches." match%s

",$matches <= 1 ? '' : 'es'); -# needs to print who is matched } - return ''; + my $res = $navmap->getBySymb($symb); + my $partlist = $res->parts(); + my $url = $res->src(); + my @metakeys = split(/,/,&Apache::lonnet::metadata($url,'keys')); + + my @stores; + foreach my $part (@{ $partlist }) { + foreach my $key (@metakeys) { + if ($key =~ m/^stores_\Q$part\E_/) { push(@stores,$key); } + } + } + return @stores; } -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 ''); - $partstatus{$_} = $status; - } - return %partstatus; +#--- Format fullname, username:domain if different for display +#--- Use anywhere where the student names are listed +sub nameUserString { + my ($type,$fullname,$uname,$udom) = @_; + if ($type eq 'header') { + return ' '.&mt('Fullname').' ('.&mt('Username').')'; + } else { + return ' '.$fullname.' ('.$uname. + ($env{'user.domain'} eq $udom ? '' : ' ('.$udom.')').')'; + } } -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'}.' '.$name{'middlename'}; +#--- Get the partlist and the response type for a given problem. --- +#--- Indicate if a response type is coded handgraded or not. --- +#--- Sets response_error pointer to "1" if navmaps object broken --- +sub response_type { + my ($symb,$response_error) = @_; + + my $navmap = Apache::lonnavmaps::navmap->new(); + unless (ref($navmap)) { + if (ref($response_error)) { + $$response_error = 1; + } + return; + } + my $res = $navmap->getBySymb($symb); + unless (ref($res)) { + $$response_error = 1; + return; } - return $fullname; + my $partlist = $res->parts(); + 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++) { + $response_types{$part}{$ids[$i]} = $types[$i]; + $handgrade{$part.'_'.$ids[$i]} = + &Apache::lonnet::EXT('resource.'.$part.'_'.$ids[$i]. + '.handgrade',$symb); + } + } + return ($partlist,\%handgrade,\%response_types); } -sub response_type { - my ($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,$partid; - } - } - return \@partlist,\%handgrade; +sub flatten_responseType { + my ($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 $display; } +sub reset_caches { + &reset_analyze_cache(); + &reset_perm(); +} -sub listStudents { - my ($request) = shift; - my $cdom =$ENV{"course.$ENV{'request.course.id'}.domain"}; - my $cnum =$ENV{"course.$ENV{'request.course.id'}.num"}; - my $getsec =$ENV{'form.section'}; - my $submitonly=$ENV{'form.submitonly'}; - - my $result='

 View Submissions for a Student or a Group of Students

'; - $result.=''; - $result.=''; - my ($partlist,$handgrade) = &response_type($ENV{'form.url'}); - for (sort keys(%$handgrade)) { - my ($responsetype,$handgrade)=split(/:/,$$handgrade{$_}); - $result.=''. - ''. - ''; - } - $result.='
Resource: '.$ENV{'form.url'}.'
Part id: '.$_.'Type: '.$responsetype.'Handgrade: '.$handgrade.'
'; - $request->print($result); +{ + my %analyze_cache; + my %analyze_cache_formkeys; - $request->print(<View Problem: no - yes
Submissions: - handgrade only - 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); + } + + 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}; + } + } - my ($classlist,$seclist,$ids,$stusec,$fullname) = &getclasslist($getsec,'0'); + 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; + } - $result='
'. - ''. - ''. - ''; - foreach (sort(@$partlist)) { - $result.=''; - } - $request->print($result.''."\n"); + 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"}; + } - 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 '' && $submitonly eq 'yes'); + sub get_radiobutton_correct_foil { + my ($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; + } + } + } + } - 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.'  '.$status{$_}.' 
'); - $request->print('
'); -} + sub scantron_partids_tograde { + my ($resource,$cid,$uname,$udom,$check_for_randomlist,$bubbles_per_row) = @_; + my (%analysis,@parts); + if (ref($resource)) { + my $symb = $resource->symb(); + my $add_to_form; + if ($check_for_randomlist) { + $add_to_form = { 'check_parts_withrandomlist' => 1,}; + } + 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 %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.''. + ''. + $grayFont.$bottomrow.''.'
'.&mt('Answer').'
'.$grayFont.&mt('Option ID').'
'; + } elsif ($response eq 'match') { + my %answer=&Apache::lonnet::str2hash($answer); + my %grading=&Apache::lonnet::str2hash($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($answer); + my ($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 =~ s-\n-
-g; + return '

'.&keywords_highlight($answer).'
'; + } elsif ( $response eq 'organic') { + my $result='Smile representation: "'.$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 .= ''; + return $result; + } + } elsif ( $response =~ m/(?:numerical|formula)/) { + $answer = + &Apache::loncommon::format_previous_attempt_value('submission', + $answer); + } + return $answer; } -#FIXME - needs to handle multiple matches -sub finduser { - my ($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 ($filterlist && (!($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}); + } + } + $section = ($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->{$student}); + } + } + my %seen = (); + my @sections = sort(keys(%sections)); + return ($classlist,\@sections,\%fullnames); } -sub getpartlist { - my ($url) = @_; - my @parts =(); - my (@metakeys) = split(/,/,&Apache::lonnet::metadata($url,'keys')); - foreach my $key (@metakeys) { - if ( $key =~ m/stores_([0-9]+)_.*/) { - push(@parts,$key); +sub canmodify { + my ($sec)=@_; + if ($perm{'mgr'}) { + if (!defined($perm{'mgr_section'})) { + # can modify whole class + return 1; + } else { + if ($sec eq $perm{'mgr_section'}) { + #can modify the requested section + return 1; + } else { + # can't modify the request section + return 0; + } + } } - } - return @parts; + #can't modify + return 0; } -sub viewstudentgrade { - my ($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); - $result.="\n"; +sub canview { + my ($sec)=@_; + if ($perm{'vgr'}) { + if (!defined($perm{'vgr_section'})) { + # can modify whole class + return 1; + } else { + if ($sec eq $perm{'vgr_section'}) { + #can modify the requested section + return 1; + } else { + # can't modify the request 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 $newscore:
\n"; - } +#--- Retrieve the grade status of a student for all the parts +sub student_gradeStatus { + my ($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 ''); } - } - if ( scalar(keys(%newrecord)) > 0 ) { - $newrecord{'resource.regrader'}="$ENV{'user.name'}:$ENV{'user.domain'}"; -# &Apache::lonnet::cstore(\%newrecord,$symb,$courseid,$domain,$stuname); + return %partstatus; +} - $result.="Stored away ".scalar(keys(%newrecord))." elements.
\n"; - } - return $result; +# hidden form and javascript that calls the form +# Use by verifyscript and viewgrades +# Shows a student's view of problem and submission +sub jscriptNform { + my ($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 $jscript; } -# -# --------------------------- show submissions of a student, option to grade -------- -sub submission { - my ($request,$counter,$total) = @_; - (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'; +# 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; + }; - } - $request->print('
'."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n"); - - my ($cts,$prnmsg) = (1,''); - while ($cts <= $ENV{'form.savemsgN'}) { - $prnmsg.=''."\n"; - $cts++; - } - $request->print($prnmsg); + $points = $check_for_nearness->(10); + $points = $check_for_nearness->(3); + $points = $check_for_nearness->(4); + + return $points; +} - if ($ENV{'form.handgrade'} eq 'yes') { - $request->print(<Keyword Options:  -List    -Paste Selection to List    -Highlight Attribute

-KEYWORDS - } - } +#------------------ End of general use routines -------------------- - # Student info - $request->print(($counter == 0 ? '' : '
')); - my $fullname = ($ENV{'form.fullname'} ne '' ? $ENV{'form.fullname'} : &get_fullname($uname,$udom)); - my $result='
'. - ''; - if ($$timestamp eq '') { - $lastsubonly.=''; - } else { - for my $part (sort keys(%$handgrade)) { - foreach (@$string) { - my ($partid,$respid) = /^resource\.(\d{1,2})\.(\d{1,2})\.submission/; - if ($part eq ($partid.'_'.$respid)) { - my ($ressub,$subval) = split(/:/,$_,2); - $lastsubonly.='' - if ($ENV{'form.lastSub'} eq 'lastonly' || - ($ENV{'form.lastSub'} eq 'hdgrade' && $$handgrade{$part} =~ /:yes$/)); - } - } - } - } - $lastsubonly.='
'; - - $result.=''; - if ($ENV{'form.handgrade'} eq 'yes') { -# my $subonly = &get_last_submission($symb,$uname,$udom,$ENV{'request.course.id'}); -# my ($classlist) = &getclasslist('all','0'); - my ($classlist,$seclist,$ids,$stusec,$fullname) = &getclasslist('all','0'); - my @collaborators; -# foreach ( sort(@{ $$classlist{'all'} }) ) { -# my ($uname,$udom) = split(/:/); -# push @collaborators,$uname if (grep /\b$uname(\b|\.)/i,$subonly); -# } -# push @collaborators,'leede','carlandmm','freyniks'; # as a test to display collaborators. - if (scalar(@collaborators) != 0) { - $result.=''."\n"; - $result.=''."\n"; - } - } - $request->print($result.'
Fullname: '.$fullname. - '   Username: '.$uname. - '   Domain: '.$udom.'
Collaborators: '; - foreach (@collaborators) { - $result.=$_.' ('.$$fullname{$_.':'.$udom}.')    '; -# $result.=$_.' ('.&get_fullname($_,$udom).')    '; - } - $result.='
'."\n"); +# +# Find most similar essay +# - my ($partlist,$handgrade) = &response_type($url); +sub most_similar { + my ($uname,$udom,$uessay,$old_essays)=@_; - # print student answer - if ($ENV{'form.lastSub'} =~ /^(lastonly|hdgrade)$/) { - my ($string,$timestamp)=&get_last_submission ($symb,$uname,$udom,$ENV{'request.course.id'}); - my $lastsubonly.='
Last Submission Only'. - ($$timestamp eq '' ? '' : '    Date Submitted: '.$$timestamp).'
'.$$string[0].'
Part ID '. - $partid.' Response ID '.$respid. - ' Submission '.&keywords_highlight($subval).'
'."\n"; - $request->print($lastsubonly); - } else { - $request->print(&Apache::loncommon::get_previous_attempt($symb,$uname,$udom, - $ENV{'request.course.id'},$last, - '.submission','Apache::grades::keywords_highlight')); - } +# ignore spaces and punctuation - $result=''."\n". - ''."\n". - ''."\n"; - $result.=' Compose Message
'."\n" if ($ENV{'form.handgrade'} eq 'yes'); - $request->print($result); - - my %seen = (); - my @partlist; - my %record = &Apache::lonnet::restore($symb,$ENV{'request.course.id'},$udom,$uname); -# while (my ($k,$v) = each (%record)){ -# print "key=$k ==> value=$v
"; -# } - for (sort keys(%$handgrade)) { - my ($partid,$respid) = split(/_/); - next if ($seen{$partid} > 0); - $seen{$partid}++; - next if ($$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 $score = ($record{'resource.'.$partid.'.awarded'} eq '' ? '' : $record{'resource.'.$partid.'.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."
'; + $uessay=~s/\W+/ /gs; - $result.='
 or /'.$wgt.' '.$wgtmsg.' '; - - $result.=''."  \n"; - $result.=''; - $result.='
'; - $request->print($result); - } - $request->print(''."\n"); - $request->print('
'."\n"); +# ignore empty submissions (occuring when only files are sent) - # print end of form - if ($counter == $total) { - my $endform.='
'; - my $ntstu =''."\n"; - my $nsel = ($ENV{'form.NTSTU'} ne '' ? $ENV{'form.NTSTU'} : '1'); - $ntstu =~ s/
'; - $request->print($endform); - } - return ''; + 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)) { + my ($tname,$tdom,$tcrsid)=map {&unescape($_)} (split(/\./,$tkey)); +# ... except the same student + next if (($tname eq $uname) && ($tdom eq $udom)); + my $tessay=$old_essays->{$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->{$tkey}; + } + } + if ($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; - $ENV{'form.NTSTU'}=$ngrade; - while ($ctr < $ngrade) { - ($ENV{'form.student'},my $udom) = split(/:/,$ENV{'form.unamedom'.$ctr}); - &submission($request,$ctr,$ngrade-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) = @_; - 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)}; - $ctr = 2; - while ($laststu eq '') { - $laststu = $ENV{'form.unamedom'.($ngrade-$ctr)}; - $ctr++; - $laststu = $firststu if ($ctr > $ngrade); - } - my ($classlist,$seclist,$ids,$stusec,$fullname) = &getclasslist($ENV{'form.section'},'0'); + 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' : $env{'form.submitonly'}; + } - my (@parsedlist,@nextlist); - my ($nextflg) = 0; - foreach ( sort(@{ $$classlist{$ENV{'form.section'}} }) ) { - if ($nextflg == 1 && $button =~ /Next$/) { - push @parsedlist,$_; - } - $nextflg = 1 if ($_ eq $laststu); - if ($button eq 'Previous') { - last if ($_ eq $firststu); - push @parsedlist,$_; - } - } - $ctr = 0; - my ($partlist,$handgrade) = &response_type($ENV{'form.url'}); - @parsedlist = reverse @parsedlist if ($button eq 'Previous'); - foreach my $student (@parsedlist) { - my ($uname,$udom) = split(/:/,$student); - if ($ENV{'form.submitonly'} eq 'yes') { - my (%status) = &student_gradeStatus($ENV{'form.url'},$udom,$uname,$partlist) ; - my $statusflg = ''; - foreach (keys(%status)) { - $statusflg = 1 if ($status{$_} ne 'nothing'); - } - next if ($statusflg eq ''); - } - push @nextlist,$student if ($ctr < $ntstu); - $ctr++; - } + my $result=''; + my $res_error; + my ($partlist,$handgrade,$responseType) = &response_type($symb,\$res_error); + + my %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.', + ); + $request->print(&Apache::lonhtmlcommon::scripttag(< 1) { + for (var i=0; iprint($the_end); - } - return ''; -} + function reLoadList(formname) { + if (formname.saveStatusOld.value == pullDownSelection(formname.Status)) {return;} + formname.command.value = 'submission'; + formname.submit(); + } +LISTJAVASCRIPT -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'; - } - } - } + &commonJSfunctions($request); + $request->print($result); - 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 ''; -} + my $gradeTable='
'. + "\n"; + + $gradeTable .= &Apache::lonhtmlcommon::start_pick_box(); + $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(); + + my $submission_options; + my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status')); + my $saveStatus = $stu_status eq '' ? 'Active' : $stu_status; + $env{'form.Status'} = $saveStatus; + $submission_options.= + ''. + ''."\n". + ''. + ''."\n". + ''. + ''."\n". + ''. + ''; + $gradeTable .= &Apache::lonhtmlcommon::row_title(&mt('Submissions')) + .$submission_options + .&Apache::lonhtmlcommon::row_closure(); + + $gradeTable .= &Apache::lonhtmlcommon::row_title(&mt('Grading Increments')) + .'' + .&Apache::lonhtmlcommon::row_closure(); + + $gradeTable .= + &build_section_inputs(). + ''."\n". + ''."\n". + ''."\n"; -sub get_symb_and_url { - my ($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 $result; -} + if (exists($env{'form.Status'})) { + $gradeTable .= ''."\n"; + } else { + $gradeTable .= &Apache::lonhtmlcommon::row_title(&mt('Student Status')) + .&Apache::lonhtmlcommon::StatusOptions( + $saveStatus,undef,1,'javascript:reLoadList(this.form);') + .&Apache::lonhtmlcommon::row_closure(); + } -sub upcsvScores_form { - my ($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; -} + $gradeTable .= &Apache::lonhtmlcommon::row_title(&mt('Check For Plagiarism')) + .'' + .&Apache::lonhtmlcommon::row_closure(1) + .&Apache::lonhtmlcommon::end_pick_box(); + + $gradeTable .= '

' + .&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.")."\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. ([_1] students 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 $buttons; } +# Displays the submissions for one student or a group of students +sub processGroup { + my ($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 = '); + $request->print(&Apache::lonhtmlcommon::scripttag(< weight) { + var resp = confirm("You entered a value ("+pts+ + ") greater than the weight for the part. Accept?"); + if (resp == false) { + gradeBox.value = oldpts; + return; + } + } + for (var i=0; idir_config('lonIconsURL'); + &commonJSfunctions($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; + + self.close() + + } + +INNERJS + + my $inner_js_highlight_central= (< + function updateChoice(flag) { + opener.document.SCORE.kwclr.value = opener.radioSelection(document.hlCenter.kwdclr); + opener.document.SCORE.kwsize.value = opener.radioSelection(document.hlCenter.kwdsize); + opener.document.SCORE.kwstyle.value = opener.radioSelection(document.hlCenter.kwdstyle); + opener.document.SCORE.refresh.value = "on"; + if (opener.document.SCORE.keywords.value!=""){ + opener.document.SCORE.submit(); + } + self.close() + } + +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 $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 %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.', + comp => 'Compose Message for: ', + incl => 'Include', + type => 'Type', + subj => 'Subject', + mesa => 'Message', + new => 'New', + save => 'Save', + canc => 'Cancel', + kehi => 'Keyword Highlight Options', + txtc => 'Text Color', + font => 'Font Size', + fnst => 'Font Style', + ); + $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" } @@ -1215,92 +1505,81 @@ 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 height = 70*Nmsg+250; var scrollbar = "no"; 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(" 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 $result=''."\n"; + my $display_part= &get_display_part($partid,$symb); + my %last_resets = &get_last_resets($symb,$env{'request.course.id'}, + [$partid]); + my $aggtries = $$record{'resource.'.$partid.'.tries'}; + if ($last_resets{$partid}) { + $aggtries = &get_num_tries($record,$last_resets{$partid},$partid); + } + $result.=&Apache::loncommon::start_data_table_row(); + my $ctr = 0; + my $thisweight = 0; + my $increment = &get_increment(); + + my $radio.=''."\n"; # display radio buttons in a nice table 10 across + while ($thisweight<=$wgt) { + $radio.= '\n"; + $radio.=(($ctr+1)%10 == 0 ? '' : ''); + $thisweight += $increment; + $ctr++; + } + $radio.='
'; + + my $line.=''."\n"; + $line.='/'.$wgt.' '.$wgtmsg. + ($$record{'resource.'.$partid.'.solved'} eq 'correct_by_student' ? ' '.$checkIcon : ''). + ' '."\n"; + $line.=''."\n"; + + + $result .= + ''.$display_part.''.$radio.''.&mt('or').''.$line.''; + $result.=&Apache::loncommon::end_data_table_row(); + $result.=''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n"; + my $res_error; + $result.=&handback_box($symb,$uname,$udom,$counter,$partid,$record,\$res_error); + if ($res_error) { + return &navmap_errormsg(); + } + return $result; +} + +sub handback_box { + my ($symb,$uname,$udom,$counter,$partid,$record,$res_error_pointer) = @_; + my ($partlist,$handgrade,$responseType) = &response_type($symb,$res_error_pointer); + my (@respids); + my @part_response_id = &flatten_responseType($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) = &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; + } + $rendered= + '
' + .'

'.&mt('View of the problem').'

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

'.&mt('Correct answer').'

' + .$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 ''; } +#FIXME: Figure out which type of problem this is and provide appropriate download + &download_all_link($request,$symb); +} + +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,$symb) = @_; + my ($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 ''; + + my $probtitle=&Apache::lonnet::gettitle($symb); + if ($symb eq '') { $request->print("Unable to handle ambiguous references:."); return ''; } + + if (!&canview($usec)) { + $request->print('Unable to view requested student.('. + $uname.':'.$udom.' in section '.$usec.' in course id '. + $env{'request.course.id'}.')'); + return; + } + + if (!$env{'form.lastSub'}) { $env{'form.lastSub'} = 'datesub'; } + if (!$env{'form.vProb'}) { $env{'form.vProb'} = 'yes'; } + if (!$env{'form.vAns'}) { $env{'form.vAns'} = 'yes'; } + my $last = ($env{'form.lastSub'} eq 'last' ? 'last' : ''); + my $checkIcon = ''.&mt('Check Mark').
+	''; + + my %old_essays; + # header info + if ($counter == 0) { + &sub_page_js($request); + &sub_page_kw_js($request); + + # 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)); + } + + # 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 '' && $env{'form.handgrade'} eq 'yes') { + if (1) { + %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'} : $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')); + $request->print('
'."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + &build_section_inputs(). + ''."\n". + ''."\n"); +# if ($env{'form.handgrade'} eq 'yes') { + if (1) { + $request->print(''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n"); + foreach my $partid (&Apache::loncommon::get_env_multiple('form.vPart')) { + $request->print(''."\n"); + } + } + + my ($cts,$prnmsg) = (1,''); + while ($cts <= $env{'form.savemsgN'}) { + $prnmsg.=''."\n". + ''."\n"; + $cts++; + } + $request->print($prnmsg); + +# if ($env{'form.handgrade'} eq 'yes') { + if (1) { + + my %lt = &Apache::lonlocal::texthash( + keyw => 'Keyword Options', + list => 'List', + past => 'Paste Selection to List', + high => 'Hightlight Attribute', + ); +# +# Print out the keyword options line +# + $request->print(<$lt{'keyw'}:  +$lt{'list'}    +$lt{'past'}    +$lt{'high'}

+KEYWORDS +# +# Load the other essays for similarity check +# + my (undef,undef,$essayurl) = &Apache::lonnet::decode_symb($symb); + my ($adom,$aname,$apath)=($essayurl=~/^($LONCAPA::domain_re)\/($LONCAPA::username_re)\/(.*)$/); + $apath=&escape($apath); + $apath=~s/\W/\_/gs; + %old_essays=&Apache::lonnet::dump('nohist_essay_'.$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( + &mt('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); + my $res_error; + my ($partlist,$handgrade,$responseType) = &response_type($symb,\$res_error); + if ($res_error) { + $request->print(&navmap_errormsg()); + return; + } + + # Display student info + $request->print(($counter == 0 ? '' : '
')); + + my $result='
' + .'

'.&mt('Submissions').'

'; + $result.=''."\n"; +# if ($env{'form.handgrade'} eq 'no') { + if (1) { + $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 essay-response (handgraded), then check for collaborators + my $fullname; + my $col_fullnames = []; +# if ($env{'form.handgrade'} eq 'yes') { + if (1) { + (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) Handgraded submission only + # (2) Last submission, includes submission that is not handgraded + # (for multi-response type part) + # (3) Last submission plus the parts info + # (4) The whole record for this student + if ($env{'form.lastSub'} =~ /^(lastonly|hdgrade)$/) { + my ($string,$timestamp)= &get_last_submission(\%record); + + my $lastsubonly; + + if ($$timestamp eq '') { + $lastsubonly.='
'.$$string[0].'
'; + } else { + $lastsubonly = + '
' + .''.&mt('Date Submitted:').' '.$$timestamp."\n"; + + my %seenparts; + my @part_response_id = &flatten_responseType($responseType); + foreach my $part (@part_response_id) { + next if ($env{'form.lastSub'} eq 'hdgrade' + && $$handgrade{$$part[0].'_'.$$part[1]} ne 'yes'); + + 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; + my $submitby='Part: '.$display_part. + ' Collaborative submission by: '. + ''. + $$fullname{$env{"form.$uname:$udom:$partid:submitted_by"}}.'
'; + $request->print($submitby); + 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,$subval) = split(/:/,$submission,3); + # 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,$subval,\%old_essays); + if ($osim) { + $osim=int($osim*100.0); + my %old_course_desc = + &Apache::lonnet::coursedescription($ocrsid, + {'one_time' => 1}); + + if ($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="

". + &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'}). + '

'. + &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 'hdgrade' && + $$handgrade{$$part[0].'_'.$$part[1]} eq 'yes')) { + 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('Like all files provided by users, this file may contain viruses').'
'; + foreach my $file (@$files) { + &Apache::lonnet::allowuploaded('/adm/grades',$file); + $lastsubonly.='
'.$file.''; + } + } + $lastsubonly.='
'; + } + if ($hide eq 'anon') { + $lastsubonly.=''.&mt('Anonymous Survey').''; + } else { + $lastsubonly.=''.&mt('Submitted Answer:').' '. + &cleanRecord($subval,$responsetype,$symb,$partid, + $respid,\%record,$order,undef,$uname,$udom,$type,$trial,$rndseed); + } + if ($similar) {$lastsubonly.="

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

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

'); + return; + } else { + $request->print('
'."\n"); + } + + # essay grading message center +# if ($env{'form.handgrade'} eq 'yes') { + if (1) { + my $result='
'; + + $result.='
'. + &mt('Send Message').'
'; + my ($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"; + $result.=' '. + &mt('Compose message to student').(scalar(@$col_fullnames) >= 1 ? 's' : '').')'. + ''."\n". + '
 ('. + &mt('Message will be sent when you click on Save & Next below.').")\n"; + $result.='
'; + $request->print($result); + } + + my %seen = (); + my @partlist; + my @gradePartRespid; + my @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}++; + next if ($$handgrade{$part_resp} ne 'yes' + && $env{'form.lastSub'} eq 'hdgrade'); + push(@partlist,$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)=@_; + 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 (@hidden) { + if ($key =~ /^\Q$id\E/) { + $hide = 'rand'; + last; + } + } + } + } + my ($partid,$foo) = split(/submission$/,$key); + my $draft = $lasthash{$partid.'awarddetail'} eq 'DRAFT' ? + 'Draft Copy ' : ''; + push(@string, join(':', $key, $hide, $draft.$lasthash{$key})); + } + } + if (!@string) { + $string[0] = + ''.&mt('Nothing submitted - no attempts.').''; + } + 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; +} + +#--- 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) = &saveHandGrade($request,$symb,$uname,$udom,$ctr); + if ($errorflag eq 'no_score') { + $ctr++; + next; + } + if ($errorflag eq 'not_allowed') { + $request->print("Not allowed to modify grades for $uname:$udom"); + $ctr++; + next; + } + 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++; + } + } + +# if ($env{'form.handgrade'} eq 'yes') { + if (1) { + # Keywords sorted in alphabatical order + my $loginuser = $env{'user.name'}.':'.$env{'user.domain'}; + my %keyhash = (); + $env{'form.keywords'} =~ s/,\s{0,}|\s+/ /g; + $env{'form.keywords'} =~ s/^\s+|\s+$//; + 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'}; + + # 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'}; + 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))) { +# FIXME: this is fishy, looks like the button label + 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); + } + } + $ctr = 0; +# FIXME: this is fishy, looks like the button label + @parsedlist = reverse @parsedlist if ($button eq 'Previous'); + my $res_error; + my ($partlist) = &response_type($symb,\$res_error); + if ($res_error) { + $request->print(&navmap_errormsg()); + return; + } + 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) = ('',''); + my %aggregate = (); + my $aggregateflag = 0; + my @parts = split(/:/,$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); +} + +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,$answer_ext) = + &file_name_version_ext($answer_file); + my ($portfolio_path) = ($directory =~ /^.+$stuname\/portfolio(.*)/); + my $getpropath = 1; + my @dir_list = &Apache::lonnet::dirlist($portfolio_root.$portfolio_path,$domain,$stuname,$getpropath); + my $version = &get_next_version($answer_name, $answer_ext, \@dir_list); + # fix file name + my ($save_file_name) = (($directory.$answer_name.".$version.".$answer_ext) =~ /^.+\/${stuname}\/(.*)/); + 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."
"; + } + $request->print('
'.&mt('[_1] will be the uploaded file name [_2]',''.$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)) { + $$aggregate{$symb."\0".$part."\0".$type} = -$decrement{$type}; + } + return; +} + +# ----------- Determine timestamps for last reset of aggregate totals for parts +sub get_last_resets { + my ($symb,$courseid,$partids) =@_; + my %last_resets; + my $cdom = $env{'course.'.$courseid.'.domain'}; + my $cname = $env{'course.'.$courseid.'.num'}; + my @keys; + foreach my $part (@{$partids}) { + push(@keys,"$symb\0$part\0resettime"); + } + my %results=&Apache::lonnet::get('nohist_resourcetracker',\@keys, + $cdom,$cname); + foreach my $part (@{$partids}) { + $last_resets{$part}=$results{"$symb\0$part\0resettime"}; + } + return %last_resets; +} + +# ----------- Handles creating versions for portfolio files as answers +sub version_portfiles { + my ($record, $parts_graded, $courseid, $symb, $domain, $stu_name, $v_flag) = @_; + my $version_parts = join('|',@$v_flag); + my @returned_keys; + my $parts = join('|', @$parts_graded); + my $portfolio_root = '/userfiles/portfolio'; + foreach my $key (keys(%$record)) { + my $new_portfiles; + if ($key =~ /^resource\.($version_parts)\./ && $key =~ /\.portfiles$/ ) { + my @versioned_portfiles; + my @portfiles = split(/\s*,\s*/,$$record{$key}); + foreach my $file (@portfiles) { + &Apache::lonnet::unmark_as_readonly($domain,$stu_name,[$symb,$env{'request.course.id'}],$file); + my ($directory,$answer_file) =($file =~ /^(.*?)([^\/]*)$/); + my ($answer_name,$answer_ver,$answer_ext) = + &file_name_version_ext($answer_file); + my $getpropath = 1; + my @dir_list = &Apache::lonnet::dirlist($portfolio_root.$directory,$domain,$stu_name,$getpropath); + my $version = &get_next_version($answer_name, $answer_ext, \@dir_list); + my $new_answer = &version_selected_portfile($domain, $stu_name, $directory, $answer_file, $version); + if ($new_answer ne 'problem getting file') { + push(@versioned_portfiles, $directory.$new_answer); + &Apache::lonnet::mark_as_readonly($domain,$stu_name, + [$directory.$new_answer], + [$symb,$env{'request.course.id'},'graded']); + } + } + $$record{$key} = join(',',@versioned_portfiles); + push(@returned_keys,$key); + } + } + return (@returned_keys); +} + +sub get_next_version { + my ($answer_name, $answer_ext, $dir_list) = @_; + my $version; + foreach my $row (@$dir_list) { + my ($file) = split(/\&/,$row,2); + my ($file_name,$file_version,$file_ext) = + &file_name_version_ext($file); + if (($file_name eq $answer_name) && + ($file_ext eq $answer_ext)) { + # gets here if filename and extension match, regardless of version + if ($file_version ne '') { + # a versioned file is found so save it for later + if ($file_version > $version) { + $version = $file_version; + } + } + } + } + $version ++; + return($version); +} + +sub version_selected_portfile { + my ($domain,$stu_name,$directory,$file_name,$version) = @_; + my ($answer_name,$answer_ver,$answer_ext) = + &file_name_version_ext($file_name); + my $new_answer; + $env{'form.copy'} = &Apache::lonnet::getfile("/uploaded/$domain/$stu_name/portfolio$directory$file_name"); + if($env{'form.copy'} eq '-1') { + $new_answer = 'problem getting file'; + } else { + $new_answer = $answer_name.'.'.$version.'.'.$answer_ext; + my $copy_result = &Apache::lonnet::finishuserfileupload( + $stu_name,$domain,'copy', + '/portfolio'.$directory.$new_answer); + } + return ($new_answer); +} + +sub file_name_version_ext { + my ($file)=@_; + my @file_parts = split(/\./, $file); + my ($name,$version,$ext); + if (@file_parts > 1) { + $ext=pop(@file_parts); + if (@file_parts > 1 && $file_parts[-1] =~ /^\d+$/) { + $version=pop(@file_parts); + } + $name=join('.',@file_parts); + } else { + $name=join('.',@file_parts); + } + return($name,$version,$ext); +} + +#-------------------------------------------------------------------------------------- +# +#-------------------------- 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 = '); + $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')); + $result.= '
'."\n". + ''."\n". + ''."\n". + &build_section_inputs(). + ''."\n". + + my ($common_header,$specific_header); + if ($env{'form.section'} eq 'all') { + $common_header = &mt('Assign Common Grade to Class'); + $specific_header = &mt('Assign Grade to Specific Students in Class'); + } elsif ($env{'form.section'} eq 'none') { + $common_header = &mt('Assign Common Grade to Students in no Section'); + $specific_header = &mt('Assign Grade to Specific Students in no Section'); + } else { + my $section_display = join (", ",&Apache::loncommon::get_env_multiple('form.section')); + $common_header = &mt('Assign Common Grade to Students in Section(s) [_1]',$section_display); + $specific_header = &mt('Assign Grade to Specific Students in Section(s) [_1]',$section_display); + } + $result.= '

'.$common_header.'

'.&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 $ctsparts = 0; + my %seen = (); + my @part_response_id = &flatten_responseType($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 $handgrade=$$handgrade{$part_resp}; + 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 + $result.= '

'.$specific_header.'

'. + &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'); + my $narrowtext = &mt('Tries'); + $display =~ s|^Number of Attempts|$narrowtext
|; # makes the column narrower + if (!$display) { $display = &Apache::lonnet::metadata($url,$part.'.name'); } + my ($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]
(weight = [_2])', + $display_part,$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($env{'form.section'},'1'); + 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))) { + $ctr++; + $result.=&viewstudentgrade($symb,$env{'request.course.id'}, + $_,$$fullname{$_},\@parts,\%weight,$ctr,\%last_resets); + } + $result.=&Apache::loncommon::end_data_table(); + $result.=''."\n"; + $result.='
'."\n"; + if (scalar(%$fullname) eq 0) { + my $colspan=3+scalar(@parts); + my $section_display = join (", ",&Apache::loncommon::get_env_multiple('form.section')); + my $stu_status = join(' or ',&Apache::loncommon::get_env_multiple('form.Status')); + $result=''. + &mt('There are no students in section(s) [_1] with enrollment status [_2] to modify or grade.', + $section_display, $stu_status). + ''; + } + return $result; +} + +#--- call by previous routine to display each student +sub viewstudentgrade { + my ($symb,$courseid,$student,$fullname,$parts,$weight,$ctr,$last_resets) = @_; + my ($uname,$udom) = split(/:/,$student); + my %record=&Apache::lonnet::restore($symb,$courseid,$udom,$uname); + my %aggregates = (); + my $result=&Apache::loncommon::start_data_table_row().''. + ''. + "\n".$ctr.'  '. + ''.$fullname.' '. + '('.$uname.($env{'user.domain'} eq $udom ? '' : ':'.$udom).')'."\n"; + $student=~s/:/_/; # colon doen't work in javascript for names + foreach my $apart (@$parts) { + my ($part,$type) = &split_part_type($apart); + my $score=$record{"resource.$part.$type"}; + $result.=''; + my ($aggtries,$totaltries); + unless (exists($aggregates{$part})) { + $totaltries = $record{'resource.'.$part.'.tries'}; + + $aggtries = $totaltries; + if ($$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 $section_display = join (", ",&Apache::loncommon::get_env_multiple('form.section')); + my $title='

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

'; + $title.='

'.&mt('Section: [_1]',$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); + 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'); + $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; + } + } + 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 $line; + my $user = $env{'form.ctr'.$i}; + my ($uname,$udom)=split(/:/,$user); + my %newrecord; + my $updateflag = 0; + $line .= ''.&nameUserString(undef,$$fullname{$user},$uname,$udom).''; + my $usec=$classlist->{"$uname:$udom"}[5]; + if (!&canmodify($usec)) { + my $numcols=scalar(@partid)*4+2; + 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=(scalar(@partid)*(scalar(@parts)-1)*2)+3; + my $numcols=scalar(@partid)*4+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 or the student/employee ID'); + my $error2=&mt('You need to specify at least one grading field'); return(<2) { foundsomething=1; } - } - if (founduname==0 || founddomain==0) { - alert('You need to specify at both the username and domain'); - return; + if (tw==1) { foundID=1; } + if (tw==2) { founduname=1; } + if (tw>3) { foundsomething=1; } + } + if (founduname==0 && foundID==0) { + alert('$error1'); + return; } if (foundsomething==0) { - alert('You need to specify at least one grading field'); - return; + alert('$error2'); + return; } vf.submit(); } @@ -1480,272 +3870,5808 @@ ENDPICK } sub csvuploadmap_header { - my ($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,$errorref) = @_; + my (@parts) = &getpartlist($symb,$errorref); + if (ref($errorref)) { + if ($$errorref) { + return; + } + } + + my @fields=(['ID','Student/Employee ID'], + ['username','Student Username'], + ['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'); + 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.'); + 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 { + $datatoken=$env{'form.datatoken'}; + &Apache::loncommon::load_tmp_file($request); } - } - &csvuploadmap_footer($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 $error_msg = ''; + &Apache::loncommon::load_tmp_file($request); + 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 $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'}}; + $id=~s/\s//g; + my %ids=&Apache::lonnet::idget($domain,$id); + $username=$ids{$id}; + } + if (!exists($$classlist{"$username:$domain"})) { + my $id=$entries{$fields{'ID'}}; + $id=~s/\s//g; + if ($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 ($pcr>1) { + push(@skipped,&mt("[_1]: point value larger than weight","$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 (@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.'); + $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)/); + my $select = ''; + $result.=' '.&mt('Problems from').': '.$select."
\n"; + + $ctr=0; + foreach (@$titles) { + my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/); + $result.=''."\n"; + $result.=''."\n"; + $ctr++; + } + $result.=''."\n". + ''."\n"; + + my $options = + ''."\n". + ''."
\n"; + $result.=' '.&mt('View Problem Text').': '.$options; + + $options = + ''."\n". + ''."\n". + ''."\n"; + $result.=' '.&mt('Submissions').': '.$options; + + $result.=&build_section_inputs(); + my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status')); + $result.=''."\n". + ''."\n". + ''."
\n"; + + $result.=' '.&mt('Use CODE').':
'."\n"; + + $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'); + 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_problem(); }, 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(). + ' 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_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('[_1]parts)', + scalar(@{$parts}).' ') + ). + ''; + $studentTable.=''; + my %form = ('CODE' => $env{'form.CODE'},); + 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 '') { + $studentTable.='
 '.&mt('No recorded submission for this problem.').'
'; + } 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' : ''); + $studentTable.=&Apache::loncommon::get_previous_attempt($symbx,$uname,$udom, + $env{'request.course.id'}, + '','.submission'); + + } + 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(); + } + + $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$/); + 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').'':''). + ''.&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'})) { + 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 $no_increment = 1; + my %lastrndseed; + for ($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'}; + } + + my $where = ($isTask ? "$version:resource.$interaction" + : "$version:resource"); + $studentTable.=&Apache::loncommon::start_data_table_row(). + ''.$timestamp.''; + if ($isCODE) { + $studentTable.=''.$record->{$version.':resource.CODE'}.''; + } + 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')) { + $hidden = 1; + } + my @matchKey = ($isTask ? sort(grep /^resource\.\d+\.\Q$partid\E\.award$/,@versionKeys) + : 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}) && + $$record{$version.':'.$matchKey} ne '') { + + my ($responseId)= ($isTask ? ($matchKey=~ /^resource\.(.*?)\.\Q$partid\E\.award$/) + : ($matchKey=~ /^resource\.\Q$partid\E\.(.*?)\.submission$/)); + $displaySub[0].='' + .' ' + .'('.&mt('Response ID: [_1]',$responseId).')' + .'' + .' '; + if ($hidden) { + $displaySub[0].= &mt('Anonymous Survey').''; + } else { + my ($trial,$rndseed,$newvariation); + if ($type eq 'randomizetry') { + $trial = $$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]', + $$record{"$where.$partid.tries"}); + if ($rndseed || $lastrndseed{$partid}) { + if ($rndseed ne $lastrndseed{$partid}) { + $newvariation = ' ('.&mt('New variation this try').')'; + } + } + $lastrndseed{$partid} = $rndseed; + } + my $responseType=($isTask ? 'Task' + : $responseType->{$partid}->{$responseId}); + if (!exists($orders{$partid})) { $orders{$partid}={}; } + if ((!exists($orders{$partid}->{$responseId})) || ($trial)) { + $orders{$partid}->{$responseId}= + &get_order($partid,$responseId,$symb,$uname,$udom, + $no_increment,$type,$trial,$rndseed); + } + $displaySub[0].=''.$newvariation.''; # /nobreak + $displaySub[0].='  '. + &cleanRecord($$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"}}. + '
'; + } + if (exists $$record{"$where.$partid.regrader"}) { + $displaySub[2].=$$record{"$where.$partid.regrader"}. + ' ('.&mt('Part').': '.$display_part.')'; + } elsif ($$record{"$version:resource.$partid.regrader"} =~ /\S/) { + $displaySub[2].= + $$record{"$version:resource.$partid.regrader"}. + ' ('.&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,$changeflag)= (1,1,1,0); + while ($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; + 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)); + $request->print($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 bubble sheet + + +The overall process is that a scanned in bubble sheet data is uploaded +into a course. When a user wants to grade, they select a +sequence/folder of resources, a file of bubble sheet 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 that 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 bubble sheet 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 bubble sheet +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 + +# Save and restore the bubble lines array to the form env. + + +sub save_bubble_lines { + foreach my $line (keys(%bubble_lines_per_response)) { + $env{"form.scantron.bubblelines.$line"} = $bubble_lines_per_response{$line}; + $env{"form.scantron.first_bubble_line.$line"} = + $first_bubble_line{$line}; + $env{"form.scantron.sub_bubblelines.$line"} = + $subdivided_bubble_lines{$line}; + $env{"form.scantron.responsetype.$line"} = + $responsetype_per_response{$line}; + } +} + + +sub restore_bubble_lines { + my $line = 0; + %bubble_lines_per_response = (); + while ($env{"form.scantron.bubblelines.$line"}) { + my $value = $env{"form.scantron.bubblelines.$line"}; + $bubble_lines_per_response{$line} = $value; + $first_bubble_line{$line} = + $env{"form.scantron.first_bubble_line.$line"}; + $subdivided_bubble_lines{$line} = + $env{"form.scantron.sub_bubblelines.$line"}; + $responsetype_per_response{$line} = + $env{"form.scantron.responsetype.$line"}; + $line++; + } +} + +# Given the parsed scanline, get the response for +# 'answer' number n: + +sub get_response_bubbles { + my ($parsed_line, $response) = @_; + + my $bubble_line = $first_bubble_line{$response-1} +1; + my $bubble_lines= $bubble_lines_per_response{$response-1}; + + my $selected = ""; + + for (my $bline = 0; $bline < $bubble_lines; $bline++) { + $selected .= $$parsed_line{"scantron.$bubble_line.answer"}.":"; + $bubble_line++; + } + return $selected; +} + +=pod + +=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 $getpropath = 1; + my @files=&Apache::lonnet::dirlist('userfiles',$cdom,$cname, + $getpropath); + my @possiblenames; + foreach my $filename (sort(@files)) { + ($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 get_scantronformat_file + + Returns an array containing lines from the scantron format file for + the domain of the course. + + If a url for a custom.tab file is listed in domain's configuration.db, + lines are from this file. + + Otherwise, if a default.tab has been published in RES space by the + domainconfig user, lines are from this file. + + Otherwise, fall back to getting lines from the legacy file on the + local server: /home/httpd/lonTabs/default_scantronformat.tab + +=cut + +sub get_scantronformat_file { + my $cdom= $env{'course.'.$env{'request.course.id'}.'.domain'}; + my %domconfig = &Apache::lonnet::get_dom('configuration',['scantron'],$cdom); + my $gottab = 0; + my @lines; + if (ref($domconfig{'scantron'}) eq 'HASH') { + if ($domconfig{'scantron'}{'scantronformat'} ne '') { + my $formatfile = &Apache::lonnet::getfile($Apache::lonnet::perlvar{'lonDocRoot'}.$domconfig{'scantron'}{'scantronformat'}); + if ($formatfile ne '-1') { + @lines = split("\n",$formatfile,-1); + $gottab = 1; + } + } + } + if (!$gottab) { + my $confname = $cdom.'-domainconfig'; + my $default = $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/'.$cdom.'/'.$confname.'/default.tab'; + my $formatfile = &Apache::lonnet::getfile($default); + if ($formatfile ne '-1') { + @lines = split("\n",$formatfile,-1); + $gottab = 1; + } + } + if (!$gottab) { + my @domains = &Apache::lonnet::current_machine_domains(); + if (grep(/^\Q$cdom\E$/,@domains)) { + my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab'); + @lines = <$fh>; + close($fh); + } else { + my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/default_scantronformat.tab'); + @lines = <$fh>; + close($fh); + } + } + return @lines; +} + +=pod + +=item scantron_CODElist + + 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 bubble sheet 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'}) || + &Apache::lonnet::allowed('usc',$env{'request.course.id'})) { + + # Chunk of form to prompt for a scantron file upload. + + $r->print(' +
+ '.&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().' + +'); + my $default_form_data=&defaultFormData($symb); + my $cdom= $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum= $env{'course.'.$env{'request.course.id'}.'.num'}; + $r->print(&Apache::lonhtmlcommon::scripttag(' + function checkUpload(formname) { + if (formname.upfile.value == "") { + alert("'.&mt('Please use the browse button to select a file from your local directory.').'"); + return false; + } + formname.submit(); + }')); + $r->print(' +
+ '.$default_form_data.' + + + + '.&mt('File to upload: [_1]','').' +
+ +
+'); + + $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 get_scantron_config + + Parse and return the scantron configuration line selected as a + hash of configuration file fields. + + Arguments: + which - the name of the configuration to parse from the file. + + + Returns: + If the named configuration is not in the file, an empty + hash is returned. + a hash with the fields + name - internal name for the this configuration setup + description - text to display to operator that describes this config + CODElocation - if 0 or the string 'none' + - no CODE exists for this config + if -1 || the string 'letter' + - a CODE exists for this config and is + a string of letters + Unsupported value (but planned for future support) + if a positive integer + - The CODE exists as the first n items from + the question section of the form + if the string 'number' + - The CODE exists for this config and is + a string of numbers + CODEstart - (only matter if a CODE exists) column in the line where + the CODE starts + CODElength - length of the CODE + IDstart - column where the student/employee ID starts + IDlength - length of the student/employee ID info + Qstart - column where the information from the bubbled + 'questions' start + Qlength - number of columns comprising a single bubble line from + the sheet. (usually either 1 or 10) + Qon - either a single character representing the character used + to signal a bubble was chosen in the positional setup, or + the string 'letter' if the letter of the chosen bubble is + in the final, or 'number' if a number representing the + chosen bubble is in the file (1->A 0->J) + Qoff - the character used to represent that a bubble was + left blank + PaperID - if the scanning process generates a unique number for each + sheet scanned the column that this ID number starts in + PaperIDlength - number of columns that comprise the unique ID number + for the sheet of paper + FirstName - column that the first name starts in + FirstNameLength - number of columns that the first name spans + + LastName - column that the last name starts in + LastNameLength - number of columns that the last name spans + BubblesPerRow - number of bubbles available in each row used to + bubble an answer. (If not specified, 10 assumed). +=cut + +sub get_scantron_config { + my ($which) = @_; + my @lines = &get_scantronformat_file(); + my %config; + #FIXME probably should move to XML it has already gotten a bit much now + foreach my $line (@lines) { + my ($name,$descrip)=split(/:/,$line); + if ($name ne $which ) { next; } + chomp($line); + my @config=split(/:/,$line); + $config{'name'}=$config[0]; + $config{'description'}=$config[1]; + $config{'CODElocation'}=$config[2]; + $config{'CODEstart'}=$config[3]; + $config{'CODElength'}=$config[4]; + $config{'IDstart'}=$config[5]; + $config{'IDlength'}=$config[6]; + $config{'Qstart'}=$config[7]; + $config{'Qlength'}=$config[8]; + $config{'Qoff'}=$config[9]; + $config{'Qon'}=$config[10]; + $config{'PaperID'}=$config[11]; + $config{'PaperIDlength'}=$config[12]; + $config{'FirstName'}=$config[13]; + $config{'FirstNamelength'}=$config[14]; + $config{'LastName'}=$config[15]; + $config{'LastNamelength'}=$config[16]; + $config{'BubblesPerRow'}=$config[17]; + last; + } + return %config; +} + +=pod + +=item username_to_idmap + + creates a hash keyed by student/employee ID with values of the corresponding + student username:domain. + + 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)) { + $idmap{$classlist->{$student}->[&Apache::loncoursedata::CL_ID]}= + $student; + } + return %idmap; +} + +=pod + +=item scantron_fixup_scanline + + Process a requested correction to a scanline. + + Arguments: + $scantron_config - hash from &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 scantron file + + Arguments: + line - The text of the scantron file line to process + whichline - Line number + scantron_config - Hash describing the format of the scantron 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. + 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)=@_; + + my %record; + my $lastpos = $env{'form.scantron_maxbubble'}*$$scantron_config{'Qlength'}; + my $questions=substr($line,$$scantron_config{'Qstart'}-1,$lastpos); # Answers + my $data=substr($line,0,$$scantron_config{'Qstart'}-1); # earlier stuff + if (!($$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 $ansnum =1; # Multiple 'answer lines'/question. + + chomp($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 = $bubble_lines_per_response{$questnum}; + my $answer_length = ($$scantron_config{'Qlength'} * $answers_needed) + || 1; + $questnum++; + my $quest_id = $questnum; + my $currentquest = substr($questions,0,$answer_length); + $questions = substr($questions,$answer_length); + if (length($currentquest) < $answer_length) { next; } + + if ($subdivided_bubble_lines{$questnum-1} =~ /,/) { + my $subquestnum = 1; + my $subquestions = $currentquest; + my @subanswers_needed = + split(/,/,$subdivided_bubble_lines{$questnum-1}); + foreach my $subans (@subanswers_needed) { + my $subans_length = + ($$scantron_config{'Qlength'} * $subans) || 1; + my $currsubquest = substr($subquestions,0,$subans_length); + $subquestions = substr($subquestions,$subans_length); + $quest_id = "$questnum.$subquestnum"; + if (($$scantron_config{'Qon'} eq 'letter') || + ($$scantron_config{'Qon'} eq 'number')) { + $ansnum = &scantron_validator_lettnum($ansnum, + $questnum,$quest_id,$subans,$currsubquest,$whichline, + \@alphabet,\%record,$scantron_config,$scan_data); + } else { + $ansnum = &scantron_validator_positional($ansnum, + $questnum,$quest_id,$subans,$currsubquest,$whichline, \@alphabet,\%record,$scantron_config,$scan_data); + } + $subquestnum ++; + } + } else { + if (($$scantron_config{'Qon'} eq 'letter') || + ($$scantron_config{'Qon'} eq 'number')) { + $ansnum = &scantron_validator_lettnum($ansnum,$questnum, + $quest_id,$answers_needed,$currentquest,$whichline, + \@alphabet,\%record,$scantron_config,$scan_data); + } else { + $ansnum = &scantron_validator_positional($ansnum,$questnum, + $quest_id,$answers_needed,$currentquest,$whichline, + \@alphabet,\%record,$scantron_config,$scan_data); + } + } + } + $record{'scantron.maxquest'}=$questnum; + return \%record; +} + +sub scantron_validator_lettnum { + my ($ansnum,$questnum,$quest_id,$answers_needed,$currquest,$whichline, + $alphabet,$record,$scantron_config,$scan_data) = @_; + + # Qon 'letter' implies for each slot in currquest we have: + # ? or * for doubles, a letter in A-Z for a bubble, and + # about anything else (esp. a value of Qoff) for missing + # bubbles. + # + # Qon 'number' implies each slot gives a digit that indexes the + # bubbles filled, or Qoff, or a non-number for unbubbled lines, + # and * or ? for double bubbles on a single line. + # + + my $matchon; + if ($$scantron_config{'Qon'} eq 'letter') { + $matchon = '[A-Z]'; + } elsif ($$scantron_config{'Qon'} eq 'number') { + $matchon = '\d'; + } + my $occurrences = 0; + if (($responsetype_per_response{$questnum-1} eq 'essayresponse') || + ($responsetype_per_response{$questnum-1} eq 'formularesponse') || + ($responsetype_per_response{$questnum-1} eq 'stringresponse') || + ($responsetype_per_response{$questnum-1} eq 'imageresponse') || + ($responsetype_per_response{$questnum-1} eq 'reactionresponse') || + ($responsetype_per_response{$questnum-1} eq 'organicresponse')) { + my @singlelines = split('',$currquest); + foreach my $entry (@singlelines) { + $occurrences = &occurence_count($entry,$matchon); + if ($occurrences > 1) { + last; + } + } + } else { + $occurrences = &occurence_count($currquest,$matchon); + } + if (($currquest =~ /\?/ || $currquest =~ /\*/) || ($occurrences > 1)) { + push(@{$record->{'scantron.doubleerror'}},$quest_id); + for (my $ans=0; $ans<$answers_needed; $ans++) { + my $bubble = substr($currquest,$ans,1); + if ($bubble =~ /$matchon/ ) { + if ($$scantron_config{'Qon'} eq 'number') { + if ($bubble == 0) { + $bubble = 10; + } + $record->{"scantron.$ansnum.answer"} = + $alphabet->[$bubble-1]; + } else { + $record->{"scantron.$ansnum.answer"} = $bubble; + } + } else { + $record->{"scantron.$ansnum.answer"}=''; + } + $ansnum++; + } + } elsif (!defined($currquest) + || (&occurence_count($currquest, $$scantron_config{'Qoff'}) == length($currquest)) + || (&occurence_count($currquest,$matchon) == 0)) { + for (my $ans=0; $ans<$answers_needed; $ans++ ) { + $record->{"scantron.$ansnum.answer"}=''; + $ansnum++; + } + if (!&scan_data($scan_data,"$whichline.no_bubble.$quest_id")) { + push(@{$record->{'scantron.missingerror'}},$quest_id); + } + } else { + if ($$scantron_config{'Qon'} eq 'number') { + $currquest = &digits_to_letters($currquest); + } + for (my $ans=0; $ans<$answers_needed; $ans++) { + my $bubble = substr($currquest,$ans,1); + $record->{"scantron.$ansnum.answer"} = $bubble; + $ansnum++; + } + } + return $ansnum; +} + +sub scantron_validator_positional { + my ($ansnum,$questnum,$quest_id,$answers_needed,$currquest, + $whichline,$alphabet,$record,$scantron_config,$scan_data) = @_; + + # Otherwise there's a positional notation; + # each bubble line requires Qlength items, and there are filled in + # bubbles for each case where there 'Qon' characters. + # + + my @array=split($$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. + # + if (($responsetype_per_response{$questnum-1} eq 'essayresponse') || + ($responsetype_per_response{$questnum-1} eq 'formularesponse') || + ($responsetype_per_response{$questnum-1} eq 'stringresponse') || + ($responsetype_per_response{$questnum-1} eq 'imageresponse') || + ($responsetype_per_response{$questnum-1} eq 'reactionresponse') || + ($responsetype_per_response{$questnum-1} eq 'organicresponse')) { + my $doubleerror = 0; + while (($currquest >= $$scantron_config{'Qlength'}) && + (!$doubleerror)) { + my $currline = substr($currquest,0,$$scantron_config{'Qlength'}); + $currquest = substr($currquest,$$scantron_config{'Qlength'}); + my @currarray = split($$scantron_config{'Qon'},$currline,-1); + if (length(@currarray) > 2) { + $doubleerror = 1; + } + } + if ($doubleerror) { + push(@{$record->{'scantron.doubleerror'}},$quest_id); + } + } else { + push(@{$record->{'scantron.doubleerror'}},$quest_id); + } + my $item = $ansnum; + for (my $ans=0; $ans<$answers_needed; $ans++) { + $record->{"scantron.$item.answer"} = ''; + $item ++; + } + + my @ans=@array; + my $i=0; + my $increment = 0; + while ($#ans) { + $i+=length($ans[0]) + $increment; + my $line = int($i/$$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=&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) { + $r->print("Unable to accept last correction, an error occurred :$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_.. bubble sheet 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=&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='None'; } + $CODElist= + ''.&mt('List of CODES to validate against:').''. + $env{'form.scantron_CODElist'}.''; + } + return (' +

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

+ + + +'.$CODElist.' +
'.&mt('Sequence to be Graded:').''.$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); + $r->print(' +'.$warning.' + + +'); + } + $r->print("
"); + return ''; +} + +=pod + +=item scantron_form_start + + html hidden input for remembering all selected grading options + +=cut + +sub scantron_form_start { + my ($max_bubble)=@_; + my $result= < + + + + + + + + + +SCANTRONFORM + + my $line = 0; + while (defined($env{"form.scantron.bubblelines.$line"})) { + my $chunk = + ''."\n"; + $chunk .= + ''."\n"; + $chunk .= + ''."\n"; + $chunk .= + ''."\n"; + $result .= $chunk; + $line++; + } + return $result; +} + +=pod + +=item scantron_validate_file + + Dispatch routine for doing validation of a bubble sheet data file. + + Also processes any necessary information resets that need to + occur before validation begins (ignore previous corrections, + restarting the skipped records processing) + +=cut + +sub scantron_validate_file { + my ($r,$symb) = @_; + if (!$symb) {return '';} + my $default_form_data=&defaultFormData($symb); + + # do the detection of only doing skipped records first befroe 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.').'

');$r->rflush(); + #get the student pick code ready + $r->print(&Apache::loncommon::studentbrowser_javascript()); + my $nav_error; + my %scantron_config=&get_scantron_config($env{'form.scantron_format'}); + my $max_bubble=&scantron_get_maxbubble(\$nav_error,\%scantron_config); + if ($nav_error) { + $r->print(&navmap_errormsg()); + return ''; + } + my $result=&scantron_form_start($max_bubble).$default_form_data; + $r->print($result); + + my @validate_phases=( 'sequence', + 'ID', + 'CODE', + 'doublebubble', + 'missingbubbles'); + if (!$env{'form.validatepass'}) { + $env{'form.validatepass'} = 0; + } + my $currentphase=$env{'form.validatepass'}; + + + my $stop=0; + while (!$stop && $currentphase < scalar(@validate_phases)) { + $r->print(&mt('Validating '.$validate_phases[$currentphase]).'
'); + $r->rflush(); + my $which="scantron_validate_".$validate_phases[$currentphase]; + { + no strict 'refs'; + ($stop,$currentphase)=&$which($r,$currentphase); + } + } + if (!$stop) { + my $warning=&scantron_warning_screen('Start Grading',$symb); + $r->print(&mt('Validation process complete.').'
'. + $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.")); + } + } + $r->print("
"); + return ''; +} + + +=pod + +=item scantron_remove_file + + Removes the requested bubble sheet data file, makes sure that + scantron_original_ is never removed + + +=cut + +sub scantron_remove_file { + my ($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 bubble sheet + 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 $result; +} + + +=pod + +=item scantron_getfile + + Fetches the requested bubble sheet data file (all 3 versions), and + the scan_data hash + + Arguments: + None + + Returns: + 2 hash references + + - first one has + orig - + corrected - + skipped - each of which points to an array ref of the specified + file broken up into individual lines + count - number of scanlines + + - second is the scan_data hash possible keys are + ($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 bubble sheet 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 bubble sheet + 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 exam mode. Grading these resources currently may not work correctly.')."

"); + return (1,$currentphase); + } + } + + return (0,$currentphase+1); +} + + + +sub scantron_validate_ID { + my ($r,$currentphase) = @_; + + #get student info + my $classlist=&Apache::loncoursedata::get_classlist(); + my %idmap=&username_to_idmap($classlist); + + #get scantron line setup + my %scantron_config=&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'=>{}); + 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=$$scan_record{'scantron.ID'}; + my $found; + foreach my $checkid (keys(%idmap)) { + if (lc($checkid) eq lc($id)) { $found=$checkid;last; } + } + if ($found) { + my $username=$idmap{$found}; + if ($found{'ids'}{$found}) { + &scantron_get_correction($r,$i,$scan_record,\%scantron_config, + $line,'duplicateID',$found); + return(1,$currentphase); + } elsif ($found{'usernames'}{$username}) { + &scantron_get_correction($r,$i,$scan_record,\%scantron_config, + $line,'duplicateID',$username); + return(1,$currentphase); + } + #FIXME store away line we previously saw the ID on to use above + $found{'ids'}{$found}++; + $found{'usernames'}{$username}++; + } else { + if ($id =~ /^\s*$/) { + my $username=&scan_data($scan_data,"$i.user"); + if (defined($username) && $found{'usernames'}{$username}) { + &scantron_get_correction($r,$i,$scan_record, + \%scantron_config, + $line,'duplicateID',$username); + return(1,$currentphase); + } elsif (!defined($username)) { + &scantron_get_correction($r,$i,$scan_record, + \%scantron_config, + $line,'incorrectID'); + return(1,$currentphase); + } + $found{'usernames'}{$username}++; + } else { + &scantron_get_correction($r,$i,$scan_record,\%scantron_config, + $line,'incorrectID'); + return(1,$currentphase); + } + } + } + + return (0,$currentphase+1); +} + + +sub scantron_get_correction { + my ($r,$i,$scan_record,$scan_config,$line,$error,$arg)=@_; +#FIXME in the case of a duplicated ID the previous line, probably need +#to show both the current line and the previous one and allow skipping +#the previous one or the current one + + if ( $$scan_record{'scantron.PaperID'} =~ /\S/) { + $r->print("

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

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

".&mt("An error was detected ($error)". + " in scanline [_1]

[_2]
", + $i,$line)."

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

".&mt("The ID on the form is [_1]
". + "The name on the paper is [_2],[_3]", + $$scan_record{'scantron.ID'}, + $$scan_record{'scantron.LastName'}, + $$scan_record{'scantron.FirstName'})."

"; + + $r->print(''."\n"); + $r->print(''."\n"); + # Array populated for doublebubble or + my @lines_to_correct; # missingbubble errors to build javascript + # to validate radio button checking + + if ($error =~ /ID$/) { + if ($error eq 'incorrectID') { + $r->print("

".&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(": "); + $r->print("\n@". + &Apache::loncommon::select_dom_form($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); + + $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); + push(@lines_to_correct,@linenums); + } + $r->print(&verify_bubbles_checked(@lines_to_correct)); + } elsif ($error eq 'missingbubble') { + $r->print("

    ".&mt("There have been no bubbles scanned for some question(s)")."

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

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

    "); + $r->print(&mt("Some questions have no scanned bubbles.")."\n"); + + # The form field scantron_questions is actually a list of line numbers not + # a list of question numbers. Therefore: + # + + my $line_list = &questions_to_line_list($arg); + + $r->print(''); + foreach my $question (@{$arg}) { + my @linenums = &prompt_for_corrections($r,$question,$scan_config, + $scan_record, $error); + push(@lines_to_correct,@linenums); + } + $r->print(&verify_bubbles_checked(@lines_to_correct)); + } else { + $r->print("\n
      "); + } + $r->print("\n
    "); +} + +sub verify_bubbles_checked { + my (@ansnums) = @_; + my $ansnumstr = join('","',@ansnums); + my $warning = &mt("A bubble or 'No bubble' selection has not been made for one or more lines."); + my $output = &Apache::lonhtmlcommon::scripttag((< 1) { + var bubble_picked = 0; + for (var j=0; j 1) { + $r->print(&mt('The group of bubble lines below responds to a single question.').'
    '); + if (($responsetype_per_response{$question-1} eq 'essayresponse') || + ($responsetype_per_response{$question-1} eq 'formularesponse') || + ($responsetype_per_response{$question-1} eq 'stringresponse') || + ($responsetype_per_response{$question-1} eq 'imageresponse') || + ($responsetype_per_response{$question-1} eq 'reactionresponse') || + ($responsetype_per_response{$question-1} eq 'organicresponse')) { + $r->print(&mt("Although this particular question type requires handgrading, the instructions for this question in the exam directed students to leave [quant,_1,line] blank on their bubblesheets.",$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 &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}},$$scan_record{'scantron.PaperID'}); + } + return (0,$currentphase+1); +} + +=pod + +=item scantron_validate_doublebubble + + Validates all scanlines in the selected file to not have any + bubble lines with multiple bubbles marked. + +=cut + +sub scantron_validate_doublebubble { + my ($r,$currentphase) = @_; + #get student info + my $classlist=&Apache::loncoursedata::get_classlist(); + my %idmap=&username_to_idmap($classlist); + + #get scantron line setup + my %scantron_config=&get_scantron_config($env{'form.scantron_format'}); + my ($scanlines,$scan_data)=&scantron_getfile(); + my $nav_error; + &scantron_get_maxbubble(\$nav_error,\%scantron_config); # parse needs the bubble line array. + if ($nav_error) { + $r->print(&navmap_errormsg()); + return(1,$currentphase); + } + + for (my $i=0;$i<=$scanlines->{'count'};$i++) { + my $line=&scantron_get_line($scanlines,$scan_data,$i); + if ($line=~/^[\s\cz]*$/) { next; } + my $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config, + $scan_data); + if (!defined($$scan_record{'scantron.doubleerror'})) { next; } + &scantron_get_correction($r,$i,$scan_record,\%scantron_config,$line, + 'doublebubble', + $$scan_record{'scantron.doubleerror'}); + return (1,$currentphase); + } + return (0,$currentphase+1); +} + + +sub scantron_get_maxbubble { + my ($nav_error,$scantron_config) = @_; + if (defined($env{'form.scantron_maxbubble'}) && + $env{'form.scantron_maxbubble'}) { + &restore_bubble_lines(); + return $env{'form.scantron_maxbubble'}; + } + + my (undef, undef, $sequence) = + &Apache::lonnet::decode_symb($env{'form.selectpage'}); + + my $navmap=Apache::lonnavmaps::navmap->new(); + unless (ref($navmap)) { + if (ref($nav_error)) { + $$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 = (); + + my $response_number = 0; + my $bubble_line = 0; + foreach my $resource (@resources) { + my ($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'}; + $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); + + #get scantron line setup + my %scantron_config=&get_scantron_config($env{'form.scantron_format'}); + my ($scanlines,$scan_data)=&scantron_getfile(); + my $nav_error; + my $max_bubble=&scantron_get_maxbubble(\$nav_error,\%scantron_config); + if ($nav_error) { + 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); + 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 = $2; + if (!defined($first_bubble_line{$question -1})) { next; } + my $first = $first_bubble_line{$question-1}; + my @subans = split(/,/,$subdivided_bubble_lines{$question-1}); + my $subcount = 1; + while ($subcount<$subquestion) { + $first += $subans[$subcount-1]; + $subcount ++; + } + my $count = $subans[$subquestion-1]; + $lastbubble = $first + $count; + } else { + if (!defined($first_bubble_line{$missing - 1})) { next; } + $lastbubble = $first_bubble_line{$missing - 1} + $bubble_lines_per_response{$missing - 1}; + } + if ($lastbubble > $max_bubble) { next; } + push(@to_correct,$missing); + } + if (@to_correct) { + &scantron_get_correction($r,$i,$scan_record,\%scantron_config, + $line,'missingbubble',\@to_correct); + return (1,$currentphase); + } + + } + return (0,$currentphase+1); +} + + +sub scantron_process_students { + my ($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=&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($sequence); + my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0); + my (%grader_partids_by_symb,%grader_randomlists_by_symb); + &graders_resources_pass(\@resources,\%grader_partids_by_symb, + \%grader_randomlists_by_symb,$bubbles_per_row); + my $resource_error; + foreach my $resource (@resources) { + my $ressymb; + if (ref($resource)) { + $ressymb = $resource->symb(); + } else { + $resource_error = 1; + last; + } + my ($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} = + $analysis->{'parts_withrandomlist'}; + } + } + } + if ($resource_error) { + $r->print(&navmap_errormsg()); + return ''; + } + + my ($uname,$udom); + my $result= < + + $default_form_data +SCANTRONFORM + $r->print($result); + + 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,'Bubblesheet Status', + 'Bubblesheet Progress',$count, + 'inline',undef,'scantronupload'); + &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state, + 'Processing first student'); + $r->print('
    '); + my $start=&Time::HiRes::time(); + my $i=-1; + my $started; + + my $nav_error; + &scantron_get_maxbubble(\$nav_error,\%scantron_config); # Need the bubble lines array to parse. + if ($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 = &letter_to_digits(); + my $numletts = scalar(keys(%lettdig)); + + while ($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 $scan_record=&scantron_parse_scanline($line,$i,\%scantron_config, + $scan_data); + unless ($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; + } + ($uname,$udom)=split(/:/,$uname); + + my (%partids_by_symb,$res_error); + foreach my $resource (@resources) { + 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{$ressymb}) ne 'ARRAY')) { + my ($analysis,$parts) = + &scantron_partids_tograde($resource,$env{'request.course.id'},$uname,$udom,undef,$bubbles_per_row); + $partids_by_symb{$ressymb} = $parts; + } else { + $partids_by_symb{$ressymb} = $grader_partids_by_symb{$ressymb}; + } + } + + 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); + } + + my $scancode; + if ((exists($scan_record->{'scantron.CODE'})) && + (&Apache::lonnet::validCODE($scan_record->{'scantron.CODE'}))) { + $scancode = $scan_record->{'scantron.CODE'}; + } else { + $scancode = ''; + } + + if (&grade_student_bubbles($r,$uname,$udom,$scan_record,$scancode, + \@resources,\%partids_by_symb, + $bubbles_per_row) 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. + } + + $completedstudents{$uname}={'line'=>$line}; + if ($env{'form.verifyrecord'}) { + my $lastpos = $env{'form.scantron_maxbubble'}*$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 (@resources) { + 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); + $studentrecord .= $recording; + } + if ($studentrecord ne $studentdata) { + &Apache::lonxml::clear_problem_counter(); + if (&grade_student_bubbles($r,$uname,$udom,$scan_record,$scancode, + \@resources,\%partids_by_symb, + $bubbles_per_row) eq 'ssi_error') { + $ssi_error = 0; # So end of handler error message does not trigger. + $r->print(""); + &ssi_print_error($r); + &Apache::lonnet::remove_lock($lock); + delete($completedstudents{$uname}); + return ''; + } + $counter = -1; + $studentrecord = ''; + foreach my $resource (@resources) { + 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); + $studentrecord .= $recording; + } + if ($studentrecord ne $studentdata) { + $r->print('

    '); + if ($scancode eq '') { + $r->print(&mt('Mismatch grading bubble sheet for user: [_1] with ID: [_2].', + $uname.':'.$udom,$scan_record->{'scantron.ID'})); + } else { + $r->print(&mt('Mismatch grading bubble sheet for user: [_1] with ID: [_2] and CODE: [_3].', + $uname.':'.$udom,$scan_record->{'scantron.ID'},$scancode)); + } + $r->print('
    '.&Apache::loncommon::start_data_table()."\n". + &Apache::loncommon::start_data_table_header_row()."\n". + ''.&mt('Source').''.&mt('Bubbled responses').''. + &Apache::loncommon::end_data_table_header_row()."\n". + &Apache::loncommon::start_data_table_row(). + ''.&mt('Bubble Sheet').''. + ''.$studentdata.''. + &Apache::loncommon::end_data_table_row(). + &Apache::loncommon::start_data_table_row(). + '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} = + $analysis->{'parts_withrandomlist'}; + } + } + } + } + return; +} + +sub grade_student_bubbles { + my ($r,$uname,$udom,$scan_record,$scancode,$resources,$parts,$bubbles_per_row) = @_; +# Walk folder as student here to get resources in order student sees. + if (ref($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'} = $bubbles_per_row; + } + if (ref($parts) eq 'HASH') { + if (ref($parts->{$ressymb}) eq 'ARRAY') { + foreach my $part (@{$parts->{$ressymb}}) { + $form{'scantron_questnum_start.'.$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 $domdesc = &Apache::lonnet::domain($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.'); + my $nocourseid_alert = &mt("Please use the 'Select Course' link to open a separate window where you can search for a course to which a file can be uploaded."); + $r->print(&Apache::lonhtmlcommon::scripttag(' + function checkUpload(formname) { + if (formname.upfile.value == "") { + alert("'.$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; + } + +')); + $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(). + &Apache::lonhtmlcommon::row_title(&mt('File to upload')). + ''. + &Apache::lonhtmlcommon::row_closure(1). + &Apache::lonhtmlcommon::end_pick_box().'
    + + + +
    +'); + return ''; +} + + +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'})) { + $r->print(&mt("You are not allowed to upload bubblesheet data to the requested course.")."
    "); + unless ($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) { + $r->print(&mt('[_1]Error:[_2] The file you attempted to upload, [_3] contained no information. Please check that you entered the correct filename.','','',''.&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"').'')); + } else { + my $result = + &Apache::lonnet::userfileupload('upfile','','scantron','','','', + $env{'form.courseid'},$env{'form.domainid'}); + if ($result =~ m{^/uploaded/}) { + $r->print(&mt('[_1]Success:[_2] Successfully uploaded [_3] bytes of data into location: [_4]', + '','',(length($env{'form.upfile'})-1), + ''.$result.'')); + ($uploadedfile) = ($result =~ m{/([^/]+)$}); + $r->print(&validate_uploaded_scantron_file($env{'form.domainid'}, + $env{'form.courseid'},$uploadedfile)); } else { - $ENV{'form.upfile_associate'} = 'forward'; + $r->print(&mt('[_1]Error:[_2] An error ([_3]) occurred when attempting to upload the file, [_4]', + '','',$result, + ''.&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"').'')); } - $request->print(&csvuploadmap($request)); + } + if ($symb) { + $r->print(&scantron_selectphase($r,$uploadedfile,$symb)); + } else { + $r->print($doanotherupload); + } + return ''; +} + +sub validate_uploaded_scantron_file { + my ($cdom,$cname,$fname) = @_; + my $scanlines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'.$fname); + my @lines; + if ($scanlines ne '-1') { + @lines=split("\n",$scanlines,-1); + } + my $output; + if (@lines) { + my (%counts,$max_match_format); + my ($max_match_count,$max_match_pct) = (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 = &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, + ); + 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})) { + $counts{$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; + $max_match_count = $counts{$key}{'total'}; + } + } + } + if (ref($unique_formats{$max_match_format}) eq 'ARRAY') { + 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).'%'; + $output .= '
    '.&mt('Comparison of student IDs in the uploaded file with the course roster found matches for [_1] of the [_2] entries in the file (for the format defined for [_3]).',''.$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 are 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').'
    • '. + '
    '; + } + } else { + $output = ''.&mt('Uploaded file contained no data').''; + } + return $output; +} + +sub valid_file { + my ($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 file name was invalid.').' +

    +'); + 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 scantron 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 = &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::grades::get_scantron_config($env{'form.scantron_format'}); + my $bubbles_per_row = &bubblesheet_bubbles_per_row(\%scantron_config); + my ($scanlines,$scan_data)=&Apache::grades::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($sequence); + my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0); + my (%grader_partids_by_symb,%grader_randomlists_by_symb); + &graders_resources_pass(\@resources,\%grader_partids_by_symb, \%grader_randomlists_by_symb); + + my ($uname,$udom); + my (%scandata,%lastname,%bylast); + $r->print(' +
    '."\n"); + + my @delayqueue; + my %completedstudents; + + my $count=&Apache::grades::get_todo_count($scanlines,$scan_data); + my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Bubblesheet/Submissions Comparison Status', + 'Progress of Bubblesheet Data/Submission Records Comparison',$count, + 'inline',undef,'checkscantron'); + my ($username,$domain,$started); + my $nav_error; + &scantron_get_maxbubble(\$nav_error,\%scantron_config); # Need the bubble lines array to parse. + if ($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=&Apache::grades::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 $lastpos = $env{'form.scantron_maxbubble'}*$scantron_config{'Qlength'}; + $scandata{$pid} = substr($line,$scantron_config{'Qstart'}-1,$lastpos); + chomp($scandata{$pid}); + $scandata{$pid} =~ s/\r$//; + ($username,$domain)=split(/:/,$uname); + my $counter = -1; + foreach my $resource (@resources) { + my $parts; + my $ressymb = $resource->symb(); + if ((exists($grader_randomlists_by_symb{$ressymb})) || + (ref($grader_partids_by_symb{$ressymb}) ne 'ARRAY')) { + (my $analysis,$parts) = + &scantron_partids_tograde($resource,$env{'request.course.id'},$username,$domain,undef,$bubbles_per_row); + } 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); + $record{$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". +'Submissions'.$showrecord.''."\n"; + $passed ++; + } else { + my $css_class = ($failed % 2)?'LC_odd_row':'LC_even_row'; + $badstudents .= ''.&mt('Bubblesheet').''.$scandata{$pid}.''.$last.''.$pid.''."\n". +''."\n". +''."\n". +'Submissions'.$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 [quant,_1,student].',$passed).'
    '.&mt('Discrepancies detected for [quant,_1,student].',$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,$numletts) = @_; + my ($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; + if ($env{"form.scantron.sub_bubblelines.$counter"}) { + my @sub_lines = split(/,/,$env{"form.scantron.sub_bubblelines.$counter"}); + foreach my $item (@sub_lines) { + $expected{$part_id} += $item; + } + } else { + $expected{$part_id} = $env{"form.scantron.bubblelines.$counter"}; + } + $startpos{$part_id} = $env{"form.scantron.first_bubble_line.$counter"}; + } + 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); +} + +sub letter_to_digits { + my %lettdig = ( + A => 1, + B => 2, + C => 3, + D => 4, + E => 5, + F => 6, + G => 7, + H => 8, + I => 9, + J => 0, + ); + return %lettdig; +} + + +#-------- 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 @menu = ({ categorytitle=>'Hand Grading', + items =>[ + { linktext => 'Select individual students to grade', + url => $url1a, + permission => 'F', + icon => 'grade_students.png', + linktitle => 'Grade current resource for a selection of students.' + }, + { linktext => 'Grade ungraded submissions.', + url => $url1b, + permission => 'F', + icon => 'ungrade_sub.png', + linktitle => 'Grade all submissions that have not been graded yet.' + }, + + { linktext => 'Grading table', + url => $url1c, + permission => 'F', + icon => 'grading_table.png', + linktitle => 'Grade current resource for all students.' + }, + { linktext => 'Grade page/folder for one student', + url => $url1d, + permission => 'F', + icon => 'grade_PageFolder.png', + linktitle => 'Grade all resources in current page/sequence/folder for one student.' + }, + { linktext => 'Download submissions', + url => $url1e, + permission => 'F', + icon => 'download_sub.png', + linktitle => 'Download all students submissions.' + }]}, + { categorytitle=>'Automated Grading', + items =>[ + + { linktext => 'Upload Scores', + url => $url2, + permission => 'F', + icon => 'uploadscores.png', + linktitle => 'Specify a file containing the class scores for current resource.' + }, + { linktext => 'Process Clicker', + url => $url3, + permission => 'F', + icon => 'addClickerInfoFile.png', + linktitle => 'Specify a file containing the clicker information for this resource.' + }, + { linktext => 'Grade/Manage/Review Bubblesheets', + url => $url4, + permission => 'F', + 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 => 'F', + 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 $result; + + $result.='
    '."\n". + ''."\n"; + + $result.=&selectfield(0). + ' +
    + +
    + +
    '; + return $result; +} + +sub submit_options_download { + my ($request,$symb) = @_; + if (!$symb) {return '';} + + &commonJSfunctions($request); + + my $result='
    '."\n". + ''."\n"; + $result.=' +

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

    '.&selectfield(1).' + + + + + + +
    '; + return $result; +} + +#--- Displays the submissions first page ------- +sub submit_options { + my ($request,$symb) = @_; + if (!$symb) {return '';} + + &commonJSfunctions($request); + my $result; + + $result.='
    '."\n". + ''."\n"; + $result.=&selectfield(1).' + + + + + + +
    '; + return $result; +} + +sub selectfield { + my ($full)=@_; + my %options = + (&Apache::lonlocal::texthash( + 'yes' => 'with submissions', + 'queued' => 'in grading queue', + 'graded' => 'with ungraded submissions', + 'incorrect' => 'with incorrect submissions', + 'all' => 'with any status'), + '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) { + $result.=' +
    + + '.&mt('Submission Status').' + '. + &Apache::loncommon::select_form('all','submitonly',\%options). + '
    '; + } + $result.='

    '; + return $result; +} + +sub reset_perm { + undef(%perm); +} + +sub init_perm { + &reset_perm(); + foreach my $test_perm ('vgr','mgr','opa') { + + 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 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'}); + $symb = &Apache::lonenc::check_encrypt($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.=''.&mt('No IDs found to determine correct answer').''; + return $result; + } + } + if (length($env{'form.upfile'}) < 2) { + $result.=&mt('[_1] Error: [_2] The file you attempted to upload, [_3] contained no information. Please check that you entered the correct filename.', + '', + '', + ''.&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"').''); + 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') { + ($errormsg,$number)=&iclicker_eval(\@questiontitles,\%responses); + } + if ($env{'form.upfiletype'} eq 'interwrite') { + ($errormsg,$number)=&interwrite_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,0,$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) { + $errormsg.="Found no correct answers answers for grading!"; + } elsif ($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,$number); +} + +sub interwrite_eval { + my ($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}}); + $$responses{$id}=~s/^\s*\,//; + } + return ($errormsg,$number); +} + +sub assign_clicker_grades { + my ($r,$symb)=@_; + if (!$symb) {return '';} +# See which part we are saving to + my $res_error; + my ($partlist,$handgrade,$responseType) = &response_type($symb,\$res_error); + if ($res_error) { + return &navmap_errormsg(); + } +# FIXME: This should probably look for the first handgradeable part + my $part=$$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) = @_; + unshift(@$crumbs,{href=>&href_symb_cmd($symb,'gradingmenu'),text=>"Grading"}); + $r->print(&Apache::loncommon::start_page('Grading',undef, + {'bread_crumbs' => $crumbs})); + &Apache::lonquickgrades::startGradeScreen($r,($env{'form.symb'}?'probgrading':'grading')); + unless ($nodisplayflag) { + $r->print(&Apache::lonhtmlcommon::resource_info_box($symb,$onlyfolderflag)); } - } - &send_footer($request); - return OK; +} + +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)); + $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'}); + + &init_perm(); + if (!$env{'request.course.id'}) { + # 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) { + $request->internal_redirect('/adm/quickgrades'); + } + &Apache::loncommon::content_type($request,'text/html'); + $request->send_http_header; + + +# see what command we need to execute + + my @commands=&Apache::loncommon::get_env_multiple('form.command'); + my $command=$commands[0]; + + 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' && $perm{'vgr'}) { + &startpage($request,$symb,[{href=>"", text=>"Student Submissions"}]); + ($env{'form.student'} eq '' ? &listStudents($request,$symb) : &submission($request,0,0,$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' && $perm{'vgr'}) { + &startpage($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); + &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' && $perm{'vgr'}) { + &startpage($request,$symb,[{href=>'',text=>'...'}, + {href=>'',text=>'Modify grades'}]); + &processGroup($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' && $perm{'vgr'}) { + &startpage($request,$symb,[{href=>'',text=>'Grade ungraded submissions'}]); + $request->print(&listStudents($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); + $request->print(&scantron_selectphase($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',$env{'request.role.domain'})|| + &Apache::lonnet::allowed('usc',$env{'request.course.id'}))) { + &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1); + $request->print(&scantron_upload_scantron_data($request,$symb)); + } elsif ($command eq 'scantronupload_save' && + (&Apache::lonnet::allowed('usc',$env{'request.role.domain'})|| + &Apache::lonnet::allowed('usc',$env{'request.course.id'}))) { + &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' && + &Apache::lonnet::allowed('usc',$env{'request.course.id'})) { + &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1); + $request->print(&scantron_download_scantron_data($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' && $perm{'vgr'}) { + &startpage($request,$symb,[{href=>'', text=>'Select which submissions to download'}]); + $request->print(&submit_options_download($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 submissions'}]); + &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); + } + &Apache::lonquickgrades::endGradeScreen($request); + $request->print(&Apache::loncommon::end_page()); + &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 vesrion in lonprintout, +that would either require a data coupling between modules, which I refuse to perpetuate (there's quite enough of that already), or would require the invention of another infrastructure +I'm not quite ready to invent (e.g. an ssi_with_retry object). + +At least the logic that drives this has been pulled out into loncommon. + + + +ssi_with_retries - Does the server side include of a resource. + if the ssi call returns an error we'll retry it up to + the number of times requested by the caller. + If we still have a proble, no text is appended to the + output and we set some global variables. + to indicate to the caller an SSI error occurred. + All of this is supposed to deal with the issues described + in LonCAPA BZ 5631 see: + http://bugs.lon-capa.org/show_bug.cgi?id=5631 + by informing the user that this happened. + +Parameters: + resource - The resource to include. This is passed directly, without + interpretation to lonnet::ssi. + form - The form hash parameters that guide the interpretation of the resource + + retries - Number of retries allowed before giving up completely. +Returns: + On success, returns the rendered resource identified by the resource parameter. +Side Effects: + The following global variables can be set: + ssi_error - If an unrecoverable error occurred this becomes true. + It is up to the caller to initialize this to false + if desired. + ssi_error_resource - If an unrecoverable error occurred, this is the value + of the resource that could not be rendered by the ssi + call. + ssi_error_message - The error string fetched from the ssi response + in the event of an error. + + +=head1 HANDLER SUBROUTINE + +ssi_with_retries() + +=head1 SUBROUTINES + +=over + +=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 &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 + +=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 bubble sheet 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 bubble sheet 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 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 bubble sheet 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 + +=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.