--- loncom/homework/grades.pm 2002/08/02 21:10:03 1.44 +++ loncom/homework/grades.pm 2012/05/02 14:23:34 1.596.2.12.2.2 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # The LON-CAPA Grading handler # -# $Id: grades.pm,v 1.44 2002/08/02 21:10:03 ng Exp $ +# $Id: grades.pm,v 1.596.2.12.2.2 2012/05/02 14:23:34 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-August H.K. Ng -# + + package Apache::grades; use strict; @@ -39,183 +34,646 @@ 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 Apache::lonpickcode; +use Apache::loncoursedata; +use Apache::lonmsg(); +use Apache::Constants qw(:common :http); +use Apache::lonlocal; +use Apache::lonenc; +use Apache::bridgetask(); +use String::Similarity; +use LONCAPA; + +use POSIX qw(floor); + + + +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; + } + + 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; +} -# ----- These first few routines are general use routines.----- # -# --- Retrieve the parts that matches stores_\d+ from the metadata file.--- +# --- Retrieve the parts from the metadata file.--- 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); + my ($symb,$errorref) = @_; + + my $navmap = Apache::lonnavmaps::navmap->new(); + unless (ref($navmap)) { + if (ref($errorref)) { + $$errorref = 'navmap'; + 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 @parts; + return @stores; } # --- Get the symbolic name of a problem and the url -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); -} - -# --- Retrieve the fullname for a user. Return lastname, first middle --- -# --- Generation is attached next to the lastname if it exists. --- -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'}.' '.$name{'middlename'}; +sub get_symb { + my ($request,$silent) = @_; + (my $url=$env{'form.url'}) =~ s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--; + my $symb=($env{'form.symb'} ne '' ? $env{'form.symb'} : (&Apache::lonnet::symbread($url))); + if ($symb eq '') { + if (!$silent) { + $request->print(&mt("Unable to handle ambiguous references: [_1].",$url)); + return (); + } + } + &Apache::lonenc::check_decrypt(\$symb); + return ($symb); +} + +#--- Format fullname, username:domain if different for display +#--- Use anywhere where the student names are listed +sub nameUserString { + my ($type,$fullname,$uname,$udom) = @_; + if ($type eq 'header') { + return ' '.&mt('Fullname').' ('.&mt('Username').')'; + } else { + return ' '.$fullname.' ('.$uname. + ($env{'user.domain'} eq $udom ? '' : ' ('.$udom.')').')'; } - return $fullname; } #--- Get the partlist and the response type for a given problem. --- #--- Indicate if a response type is coded handgraded or not. --- sub response_type { - my ($url) = shift; - my $allkeys = &Apache::lonnet::metadata($url,'keys'); - my %seen = (); - my (@partlist,%handgrade); - foreach (split(/,/,&Apache::lonnet::metadata($url,'packages'))) { - if (/^\w+response_\d+.*/) { - my ($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,$partid; - } - } - return \@partlist,\%handgrade; -} - -#--- Prints a message on screen if a user did something wrong -#--- Operator error --- -sub userError { - my ($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 ''; + 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; + } + 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 ($partlist,\%handgrade,\%response_types); +} + +sub flatten_responseType { + my ($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 $display; +} + +#--- Show resource title +#--- and parts and response type +sub showResourceInfo { + my ($symb,$probTitle,$checkboxes,$res_error) = @_; + my $result = '

'.&mt('Current Resource').': '.$probTitle.'

'."\n"; + my ($partlist,$handgrade,$responseType) = &response_type($symb,$res_error); + if (ref($res_error)) { + if ($$res_error) { + return; + } + } + $result.=&Apache::loncommon::start_data_table() + .&Apache::loncommon::start_data_table_header_row(); + if ($checkboxes) { + $result.=' '; + } + $result.=''.&mt('Problem Part').'' + .''.&mt('Res. ID').'' + .''.&mt('Type').'' + .&Apache::loncommon::end_data_table_header_row(); + my %resptype = (); + my $hdgrade='no'; + my %partsseen; + foreach my $partID (sort(keys(%$responseType))) { + foreach my $resID (sort(keys(%{ $responseType->{$partID} }))) { + my $handgrade=$$handgrade{$partID.'_'.$resID}; + my $responsetype = $responseType->{$partID}->{$resID}; + $hdgrade = $handgrade if ($handgrade eq 'yes'); + $result.=&Apache::loncommon::start_data_table_row(); + if ($checkboxes) { + if (exists($partsseen{$partID})) { + $result.=" "; + } else { + $result.=""; + } + $partsseen{$partID}=1; + } + my $display_part=&get_display_part($partID,$symb); + $result.=''.$display_part.'' + .''.''.$resID.'' + .''.&mt($responsetype).'' +# .''.&mt('Handgrade: [_1]',$handgrade).'' + .&Apache::loncommon::end_data_table_row(); + } + } + $result.=&Apache::loncommon::end_data_table(); + return $result,$responseType,$hdgrade,$partlist,$handgrade; +} + +sub reset_caches { + &reset_analyze_cache(); + &reset_perm(); +} + +{ + my %analyze_cache; + my %analyze_cache_formkeys; + + sub reset_analyze_cache { + undef(%analyze_cache); + undef(%analyze_cache_formkeys); + } + + sub get_analyze { + my ($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 (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; + } + + 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.$respid.shown"}; + } + + sub get_radiobutton_correct_foil { + my ($partid,$respid,$symb,$uname,$udom,$type,$trial,$rndseed)=@_; + my $analyze = &get_analyze($symb,$uname,$udom,undef,undef,$type,$trial,$rndseed); + my $foils = &get_order($partid,$respid,$symb,$uname,$udom,undef,$type,$trial,$rndseed); + if (ref($foils) eq 'ARRAY') { + foreach my $foil (@{$foils}) { + if ($analyze->{"$partid.$respid.foil.value.$foil"} eq 'true') { + return $foil; + } + } + } + } + + sub scantron_partids_tograde { + my ($resource,$cid,$uname,$udom,$check_for_randomlist,$bubbles_per_row) = @_; + my (%analysis,@parts); + if (ref($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); + } + +} + +#--- 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.''. + ''. + $bottomrow.'
'.&mt('Answer').'
'.$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; +} + +#-- A couple of common js functions +sub commonJSfunctions { + my $request = shift; + $request->print(< + function radioSelection(radioButton) { + var selection=null; + if (radioButton.length > 1) { + for (var i=0; i 1) { + for (var i=0; i +COMMONJSFUNCTIONS } #--- Dumps the class list with usernames,list of sections, #--- section, ids and fullnames for each user. sub getclasslist { - my ($getsec,$hideexpired) = @_; - my $now = time; - my %classlist=&Apache::lonnet::dump('classlist', - $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.num'}); - # codes to check for fields in the classlist - # should contain end:start:id:section:fullname - for (keys %classlist) { - my (@fields) = split(/:/,$classlist{$_}); - %classlist = &reformat_classlist(\%classlist) if (scalar(@fields) <= 2); - last; + my ($getsec,$filterlist,$getgroup) = @_; + my @getsec; + my @getgroup; + my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status')); + if (!ref($getsec)) { + if ($getsec ne '' && $getsec ne 'all') { + @getsec=($getsec); + } + } else { + @getsec=@{$getsec}; } + if (grep(/^all$/,@getsec)) { undef(@getsec); } + if (!ref($getgroup)) { + if ($getgroup ne '' && $getgroup ne 'all') { + @getgroup=($getgroup); + } + } else { + @getgroup=@{$getgroup}; + } + if (grep(/^all$/,@getgroup)) { undef(@getgroup); } - my (@holdsec,@sections,%allids,%stusec,%fullname); - foreach (keys(%classlist)) { - my ($end,$start,$id,$section,$fullname)=split(/:/,$classlist{$_}); - # still a student? - if (($hideexpired) && ($end) && ($end < $now)) { - next; + my ($classlist,$keylist)=&Apache::loncoursedata::get_classlist(); + # Bail out if we were unable to get the classlist + return if (! defined($classlist)); + &Apache::loncoursedata::get_group_memberships($classlist,$keylist); + # + my %sections; + my %fullnames; + foreach my $student (keys(%$classlist)) { + my $end = + $classlist->{$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; + } } - $section = ($section ne '' ? $section : 'no'); - push @holdsec,$section; - if ($getsec eq 'all' || $getsec eq $section) { - push (@{ $classlist{$getsec} }, $_); - $allids{$_} =$id; - $stusec{$_} =$section; - $fullname{$_}=$fullname; + # filter students according to groups selected + my @stu_groups = split(/,/,$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 = (); - foreach my $item (@holdsec) { - push (@sections, $item) unless $seen{$item}++; - } - return (\%classlist,\@sections,\%allids,\%stusec,\%fullname); + my @sections = sort(keys(%sections)); + return ($classlist,\@sections,\%fullnames); } -# add id, section and fullname to the classlist.db -# done to maintain backward compatibility with older versions -sub reformat_classlist { - my ($classlist) = shift; - foreach (sort keys(%$classlist)) { - my ($unam,$udom) = split(/:/); - my $section = &Apache::lonnet::usection($udom,$unam,$ENV{'request.course.id'}); - my $fullname = &get_fullname ($unam,$udom); - my %userid = &Apache::lonnet::idrget($udom,($unam)); - $$classlist{$_} = $$classlist{$_}.':'.$userid{$unam}.':'.$section.':'.$fullname; - } - my $putresult = &Apache::lonnet::put - ('classlist',\%$classlist, - $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.num'}); - - return %$classlist; -} - -#find user domain -sub finduser { - my ($name) = @_; - my $domain = ''; - if ( $Apache::grades::viewgrades eq 'F' ) { - my %classlist=&Apache::lonnet::dump('classlist', - $ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, - $ENV{'course.'.$ENV{'request.course.id'}.'.num'}); - my (@fields) = grep /^$name:/, keys %classlist; - ($name, $domain) = split(/:/,$fields[0]); - return ($name,$domain); - } else { - return ($ENV{'user.name'},$ENV{'user.domain'}); +sub canmodify { + my ($sec)=@_; + if ($perm{'mgr'}) { + if (!defined($perm{'mgr_section'})) { + # can modify whole class + return 1; + } else { + if ($sec eq $perm{'mgr_section'}) { + #can modify the requested section + return 1; + } else { + # can't modify the request section + return 0; + } + } } + #can't modify + return 0; } -#--- Prompts a user to enter a username. -sub moreinfo { - my ($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("Student:".''."
\n"); - $request->print("Domain:".''."
\n"); - $request->print(''."
\n"); - $request->print('
'); +sub canview { + my ($sec)=@_; + if ($perm{'vgr'}) { + if (!defined($perm{'vgr_section'})) { + # can modify whole class + return 1; + } else { + if ($sec eq $perm{'vgr_section'}) { + #can modify the requested section + return 1; + } else { + # can't modify the request section + return 0; + } + } } - return ''; + #can't modify + return 0; } #--- Retrieve the grade status of a student for all the parts sub student_gradeStatus { - my ($url,$symb,$udom,$uname,$partlist) = @_; - my %record = &Apache::lonnet::restore($symb,$ENV{'request.course.id'},$udom,$uname); + my ($symb,$udom,$uname,$partlist) = @_; + my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},$udom,$uname); my %partstatus = (); foreach (@$partlist) { - my ($status,$foo) = split(/_/,$record{"resource.$_.solved"},2); + my ($status,undef) = split(/_/,$record{"resource.$_.solved"},2); $status = 'nothing' if ($status eq ''); $partstatus{$_} = $status; my $subkey = "resource.$_.submitted_by"; @@ -224,25 +682,12 @@ sub student_gradeStatus { return %partstatus; } - -#------------------ End of general use routines -------------------- -#------------------------------------------------------------------- - -#------------------------------------ Receipt Verification Routines -#--- Check whether a receipt number is valid.--- -sub verifyreceipt { - my $request = shift; - - my $courseid = $ENV{'request.course.id'}; - my $receipt = unpack("%32C*",$Apache::lonnet::perlvar{'lonHostID'}).'-'. - $ENV{'form.receipt'}; - $receipt =~ s/[^\-\d]//g; - my $url = $ENV{'form.url'}; - my $symb = $ENV{'form.symb'}; - unless ($symb) { - $symb = &Apache::lonnet::symbread($url); - } - +# 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=''."\n"; $jscript.= '
'."\n". - ''."\n". - ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". ''."\n". ''."\n". ''."\n". '
'."\n"; + return $jscript; +} + + + +# Given the score (as a number [0-1] and the weight) what is the final +# point value? This function will round to the nearest tenth, third, +# or quarter if one of those is within the tolerance of .00001. +sub compute_points { + my ($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; + }; - my $title.='

Verifying Submission Receipt '. - $receipt.'

'."\n". - 'Resource: '.$ENV{'form.url'}.'

'."\n"; + $points = $check_for_nearness->(10); + $points = $check_for_nearness->(3); + $points = $check_for_nearness->(4); + + return $points; +} + +#------------------ End of general use routines -------------------- + +# +# Find most similar essay +# + +sub most_similar { + my ($uname,$udom,$uessay,$old_essays)=@_; + +# ignore spaces and punctuation + + $uessay=~s/\W+/ /gs; + +# ignore empty submissions (occuring when only files are sent) + + unless ($uessay=~/\w+/s) { return ''; } + +# these will be returned. Do not care if not at least 50 percent similar + my $limit=0.6; + my $sname=''; + my $sdom=''; + my $scrsid=''; + my $sessay=''; +# go through all essays ... + foreach my $tkey (keys(%$old_essays)) { + 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); + } +} + +#------------------------------------------------------------------- + +#------------------------------------ Receipt Verification Routines +# +#--- Check whether a receipt number is valid.--- +sub verifyreceipt { + my $request = shift; + + my $courseid = $env{'request.course.id'}; + my $receipt = &Apache::lonnet::recprefix($courseid).'-'. + $env{'form.receipt'}; + $receipt =~ s/[^\-\d]//g; + my ($symb) = &get_symb($request); + + my $title.= + '

'. + &mt('Verifying Receipt No. [_1]',$receipt). + '

'."\n". + '

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

'."\n"; my ($string,$contents,$matches) = ('','',0); - my ($classlist,$seclist,$ids,$stusec,$fullname) = &getclasslist('all','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(); + } + } - foreach (sort {$$fullname{$a} cmp $$fullname{$b} } keys %$fullname) { + 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(/\:/); - if ($receipt eq - &Apache::lonnet::ireceipt($uname,$udom,$courseid,$symb)) { - $contents.=' '."\n". - ''.$$fullname{$_}.' '."\n". - ' '.$uname.' '. - ' '.$udom.' '."\n"; - - $matches++; + foreach my $part (@$parts) { + if ($receipt eq &Apache::lonnet::ireceipt($uname,$udom,$courseid,$symb,$part)) { + $contents.= + &Apache::loncommon::start_data_table_row(). + ' '."\n". + ''.$$fullname{$_}.' '."\n". + ' '.$uname.' '. + ' '.$udom.' '; + if ($receiptparts) { + $contents.=' '.$part.' '; + } + $contents.= + &Apache::loncommon::end_data_table_row()."\n"; + + $matches++; + } } } if ($matches == 0) { - $string = $title.'No match found for the above receipt.'; + $string = $title + .'

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

'; } else { - $string = $jscript.$title. - 'The above receipt matches the following student'. - ($matches <= 1 ? '.' : 's.')."\n". - '
'."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". + $string = &jscriptNform($symb).$title. + '

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

'. + $header. $contents. - '
 Fullname  Username  Domain 
'."\n"; + &Apache::loncommon::end_data_table()."\n"; } - return $string.&show_grading_menu_form ($symb,$url); + return $string.&show_grading_menu_form($symb); } #--- This is called by a number of programs. @@ -301,116 +882,348 @@ sub verifyreceipt { # on the problem page. 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'} eq '' ? 'all' : $ENV{'form.section'}; - my $submitonly= $ENV{'form.submitonly'} eq '' ? 'all' : $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{$_}); - $ENV{'form.handgrade'} = 'yes' if ($handgrade eq 'yes'); - $result.=''. - ''. - ''; - } - $result.='
'. - 'Resource: '.$ENV{'form.url'}.'
Part '.(split(/_/))[0].'Type: '.$responsetype.'Handgrade: '.$handgrade.'
'; - $request->print($result); - $request->print(< - View Problem: no - yes
- Submissions: - handgrade only - last sub only - last sub & parts info - all details - - - -
-
- -ENDTABLEST - if ($ENV{'form.url'}) { - $request->print(''."\n"); + my ($symb) = &get_symb($request); + 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'}; + my $submitonly= $env{'form.submitonly'} eq '' ? 'all' : $env{'form.submitonly'}; + my $viewgrade = $env{'form.showgrading'} eq 'yes' ? 'View/Grade/Regrade' : 'View'; + $env{'form.probTitle'} = $env{'form.probTitle'} eq '' ? + &Apache::lonnet::gettitle($symb) : $env{'form.probTitle'}; + + my $result='

 ' + .&mt("$viewgrade Submissions for a Student or a Group of Students") + .'

'; + + my ($table,undef,$hdgrade,$partlist,$handgrade) = &showResourceInfo($symb,$env{'form.probTitle'},($env{'form.showgrading'} eq 'yes')); + + 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(< + function checkSelect(checkBox) { + var ctr=0; + var sense=""; + if (checkBox.length > 1) { + for (var i=0; iprint(''."\n"); + + function reLoadList(formname) { + if (formname.saveStatusOld.value == pullDownSelection(formname.Status)) {return;} + formname.command.value = 'submission'; + formname.submit(); } - $request->print(''."\n"); + +LISTJAVASCRIPT - my ($classlist,$seclist,$ids,$stusec,$fullname) = &getclasslist($getsec,'0'); - - $result='
'. - ''. - ''. - ''; - foreach (sort(@$partlist)) { - $result.=''; + &commonJSfunctions($request); + $request->print($result); + + my $checkhdgrade = ($env{'form.handgrade'} eq 'yes' && scalar(@$partlist) > 1 ) ? 'checked="checked"' : ''; + my $checklastsub = $checkhdgrade eq '' ? 'checked="checked"' : ''; + my $gradeTable=''. + "\n".$table; + + $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 $submission_options; + if ($env{'form.handgrade'} eq 'yes' && scalar(@$partlist) > 1) { + $submission_options.= + ''."\n"; + } + 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(); + + $gradeTable .= + &build_section_inputs(). + ''."\n". + '
'."\n". + '
'."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n"; + + if (exists($env{'form.gradingMenu'}) && 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(); + } + + $gradeTable .= &Apache::lonhtmlcommon::row_title(&mt('Check For Plagiarism')) + .'' + .&Apache::lonhtmlcommon::row_closure(1) + .&Apache::lonhtmlcommon::end_pick_box(); + + $gradeTable .= '

' + .&mt('To '.lc($viewgrade)." 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) { + $gradeTable.=''. + ''; + if ($env{'form.showgrading'} eq 'yes' + && $submitonly ne 'queued' + && $submitonly ne 'all') { + foreach my $part (sort(@$partlist)) { + my $display_part= + &get_display_part((split(/_/,$part))[0],$symb); + $gradeTable.= + ''; + } + } elsif ($submitonly eq 'queued') { + $gradeTable.=''; + } + $loop++; +# $gradeTable.='' if ($loop%2 ==1); } - $request->print($result.''."\n"); + $gradeTable.=&Apache::loncommon::end_data_table_header_row()."\n"; - foreach my $student (sort {$$fullname{$a} cmp $$fullname{$b} } keys %$fullname) { + 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(/:/,$student); - my (%status) = &student_gradeStatus($ENV{'form.url'}, - $ENV{'form.symb'},$udom,$uname,$partlist); - my $statusflg = ''; - foreach (keys(%status)) { - $statusflg = 1 if ($status{$_} ne 'nothing'); - my ($foo,$partid,$foo1) = split(/\./,$_); - if ($status{'resource.'.$partid.'.submitted_by'} ne '') { - $statusflg = ''; - $request->print(''); - } - } - next if ($statusflg eq '' && $submitonly eq 'yes'); - - if ( $Apache::grades::viewgrades eq 'F' ) { - $result=''. - ''."\n". - ''."\n". - ''."\n". - ''."\n"; + + my %status = (); + + if ($submitonly eq 'queued') { + my %queue_status = + &Apache::bridgetask::get_student_status($symb,$cdom,$cnum, + $udom,$uname); + next if (!defined($queue_status{'gradingqueue'})); + $status{'gradingqueue'} = $queue_status{'gradingqueue'}; + } + + if ($env{'form.showgrading'} eq 'yes' + && $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); + $gradeTable.=''; + } + } - foreach (sort keys(%status)) { - next if (/^resource.*?submitted_by$/); - $result.=''."\n"; + next if (!$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(); + } + $gradeTable.=''. + ''."\n".''."\n"; + + if ($env{'form.showgrading'} eq 'yes' && $submitonly ne 'all') { + foreach (sort(keys(%status))) { + next if ($_ =~ /^resource.*?submitted_by$/); + $gradeTable.=''."\n"; + } + } +# $gradeTable.='' if ($ctr%2 ==1); + if ($ctr%2 ==0) { + $gradeTable.=&Apache::loncommon::end_data_table_row()."\n"; } - $request->print($result.''."\n"); } } - $request->print('
 Select  Fullname  Username  Domain  Part '.(split(/_/))[0].' Status 
'.&mt('No.').''.&mt('Select').''.&nameUserString('header').' '.&mt('Section/Group').''.&mt('Part: [_1] Status',$display_part).''.&mt('Queue Status').' 
 '.$$fullname{$student}.'  '.$uname.'  '.$udom.'  '.$status{$_}.' '.$ctr.' '. + &nameUserString(undef,$$fullname{$student},$uname,$udom). + ' '.$section.($group ne '' ?'/'.$group:'').' '.&mt($status{$_}).' 
'); - $request->print(''); + if ($ctr%2 ==1) { + $gradeTable.='   '; + if ($env{'form.showgrading'} eq 'yes' + && $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"/; + } + $gradeTable.=&show_grading_menu_form($symb); + $request->print($gradeTable); return ''; } #---- Called from the listStudents routine + +sub check_script { + my ($form, $type)=@_; + my $chkallscript=''."\n"; + return $chkallscript; +} + +sub check_buttons { + my $buttons.=''; + $buttons.=' '; + $buttons.=''; + $buttons.=' '; + return $buttons; +} + # Displays the submissions for one student or a group of students sub processGroup { my ($request) = shift; my $ctr = 0; - my @stuchecked = (ref($ENV{'form.stuinfo'}) ? @{$ENV{'form.stuinfo'}} - : ($ENV{'form.stuinfo'})); + my @stuchecked = &Apache::loncommon::get_env_multiple('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.userdom'} = $udom; - $ENV{'form.fullname'} = $fullname; + + 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); $ctr++; } @@ -425,80 +1238,291 @@ sub processGroup { #--- Javascript to handle the submission page functionality --- sub sub_page_js { my $request = shift; + my $alertmsg = &mt('A number equal or greater than 0 is expected. Entered value = '); $request->print(< - function updateRadio(radioButton,formtextbox,formsel,scores,weight) { - 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); - for (var i=0; i 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; i weight) { - var resp = confirm("You entered a value ("+pts+ - ") greater than the weight for the part. Accept?"); - if (resp == false) { - formtextbox.value = ""; - return; - } + function clearRadBox(formname,id) { + if (checkSolved(formname,id) == 'noupdate') { + updateSelect(formname,id); + return; + } + gradeSelect = formname["GD_SEL"+id]; + for (var i=0; i +SUBJAVASCRIPT +} - function updateSelect(formsel) { - formsel[0].selected = true; - return; - } +#--- javascript for essay type problem -- +sub sub_page_kw_js { + my $request = shift; + my $iconpath = $request->dir_config('lonIconsURL'); + &commonJSfunctions($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', + ); + $request->print(< //===================== Show list of keywords ==================== - function keywords(keyform) { - var keywds = keyform.value; - var nret = prompt("Keywords list, separated by a space. Add/delete to list if desired.",keywds); + function keywords(formname) { + var nret = prompt("$lt{'keyw'}",formname.keywords.value); if (nret==null) return; - keyform.value = nret; + formname.keywords.value = nret; - document.SCORE.refresh.value = "on"; - if (document.SCORE.keywords.value != "") { - document.SCORE.submit(); + if (formname.keywords.value != "") { + formname.refresh.value = "on"; + formname.submit(); } return; } @@ -519,40 +1543,47 @@ sub sub_page_js { else return; var cleantxt = txt.replace(new RegExp('([\\f\\n\\r\\t\\v ])+', 'g')," "); if (cleantxt=="") { - alert("Select a word or group of words from document and then click this link."); + alert("$lt{'plse'}"); return; } - var nret = prompt("Add selection to keyword list? Edit if desired.",cleantxt); + var nret = prompt("$lt{'adds'}",cleantxt); if (nret==null) return; - var curlist = document.SCORE.keywords.value; - document.SCORE.keywords.value = curlist+" "+nret; - document.SCORE.refresh.value = "on"; + document.SCORE.keywords.value = document.SCORE.keywords.value+" "+nret; if (document.SCORE.keywords.value != "") { + document.SCORE.refresh.value = "on"; document.SCORE.submit(); } return; } //====================== Script for composing message ============== + // preload images + img1 = new Image(); + img1.src = "$iconpath/mailbkgrd.gif"; + img2 = new Image(); + img2.src = "$iconpath/mailto.gif"; + function msgCenter(msgform,usrctr,fullname) { var Nmsg = msgform.savemsgN.value; savedMsgHeader(Nmsg,usrctr,fullname); var subject = msgform.msgsub.value; - var rtrchk = eval("document.SCORE.includemsg"+usrctr); - var msgchk = rtrchk.value; + 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" } @@ -561,91 +1592,81 @@ 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) = @_; + my ($partlist,$handgrade,$responseType) = &response_type($symb,$res_error); + my (@respids); + my @part_response_id = &flatten_responseType($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) = @_; + 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 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) = @_; + 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 $symb = &get_symb($request); + 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'}.')'); + $request->print(&show_grading_menu_form($symb)); + return; + } - (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) = ($ENV{'form.student'},$ENV{'form.userdom'}); - ($uname,$udom) = &finduser($uname) if $udom eq ''; - $ENV{'form.fullname'} = &get_fullname ($uname,$udom) if $ENV{'form.fullname'} eq ''; -# if ($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' : ''); - $ENV{'form.vProb'} = $ENV{'form.vProb'} ne '' ? $ENV{'form.vProb'} : 'yes'; - my ($classlist,$seclist,$ids,$stusec,$fullname); + 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); - $request->print('

 Submission Record

'. - ' Resource: '.$url.''); + &sub_page_kw_js($request) if ($env{'form.handgrade'} eq 'yes'); + $env{'form.probTitle'} = $env{'form.probTitle'} eq '' ? + &Apache::lonnet::gettitle($symb) : $env{'form.probTitle'}; + if ($env{'form.handgrade'} eq 'yes' && &files_exist($request, $symb)) { + &download_all_link($request, $symb); + } + $request->print('

 '.&mt('Submission Record').'

'."\n". + '

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

'."\n"); # 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.='
'; - $result.=' View of the problem for '.$ENV{'form.fullname'}. - '
'.$rendered.'
'; - $result.='Correct answer:
'.$companswer; - $result.='
'; - $result.='

'; - $request->print($result); + 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 ($ENV{'form.kwclr'} eq '') { + if ($env{'form.kwclr'} eq '' && $env{'form.handgrade'} eq 'yes') { %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'; + $env{'course.'.$env{'request.course.id'}.'.domain'}, + $env{'course.'.$env{'request.course.id'}.'.num'}); - } - - $request->print('
'."\n". + 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'} : $env{'form.probTitle'}; + $env{'form.savemsgN'} = $keyhash{$symb.'_savemsgN'} ne '' ? $keyhash{$symb.'_savemsgN'} : '0'; + } + my $overRideScore = $env{'form.overRideScore'} eq '' ? 'no' : $env{'form.overRideScore'}; + my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status')); + $request->print(''."\n". ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + &build_section_inputs(). + ''."\n". + ''."\n". ''."\n"); + ' value="'.($env{'form.NTSTU'} ne '' ? $env{'form.NTSTU'} : $total+1).'" />'."\n"); + if ($env{'form.handgrade'} eq 'yes') { + $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 <= $ENV{'form.savemsgN'}) { + while ($cts <= $env{'form.savemsgN'}) { $prnmsg.=''."\n"; + (!exists($keyhash{$symb.'_savemsg'.$cts}) ? + &Apache::lonfeedback::clear_out_html($env{'form.savemsg'.$cts}) : + &Apache::lonfeedback::clear_out_html($keyhash{$symb.'_savemsg'.$cts})). + '" />'."\n". + ''."\n"; $cts++; } $request->print($prnmsg); - if ($ENV{'form.handgrade'} eq 'yes' && $ENV{'form.showgrading'} eq 'yes') { + if ($env{'form.handgrade'} eq 'yes' && $env{'form.showgrading'} eq 'yes') { + + my %lt = &Apache::lonlocal::texthash( + keyw => 'Keyword Options', + list => 'List', + past => 'Paste Selection to List', + high => 'Highlight Attribute', + ); +# +# Print out the keyword options line +# $request->print(<Keyword Options:  -List    -Paste Selection to List    -Highlight Attribute

+ $lt{'keyw'}:  +$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); } } - my %record = &Apache::lonnet::restore($symb,$ENV{'request.course.id'},$udom,$uname); - my ($partlist,$handgrade) = &response_type($url); +# 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='
'. - '
'; -# $result.=''; - } else { - for my $part (sort keys(%$handgrade)) { - foreach (@$string) { - my ($partid,$respid) = /^resource\.(\d+)\.(\d+)\.submission/; - if ($part eq ($partid.'_'.$respid)) { - my ($ressub,$subval) = split(/:/,$_,2); - $lastsubonly.='' - if ($ENV{'form.lastSub'} eq 'lastonly' || - ($ENV{'form.lastSub'} eq 'hdgrade' && - $$handgrade{$part} =~ /:yes$/)); + if ($env{'form.lastSub'} =~ /^(lastonly|hdgrade)$/) { + my ($string,$timestamp)= &get_last_submission(\%record); + + my $lastsubonly; + + if ($$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.='
'; + } } } - $lastsubonly.='
Fullname: '.$ENV{'form.fullname'}. - $result.='Fullname: '.$ENV{'form.fullname'}. - '   Username: '.$uname.''. - '   Domain: '.$udom.'
'; - - # If this is handgraded, then check for collaborators - my $col_flag = 0; - if ($ENV{'form.handgrade'} eq 'yes') { - my @col_list; - ($classlist,$seclist,$ids,$stusec,$fullname) = &getclasslist('all','0'); - for (keys (%$handgrade)) { - my $ncol = &Apache::lonnet::EXT('resource.'.$_. - '.maxcollaborators',$symb,$udom,$uname); - if ($ncol > 0) { - s/\_/\./g; - if ($record{'resource.'.$_.'.collaborators'} ne '') { - my (@collaborators) = split(/,?\s+/, - $record{'resource.'.$_.'.collaborators'}); - my (@badcollaborators); - if (scalar(@collaborators) != 0) { - $result.='Collaborators: '; - foreach my $collaborator (@collaborators) { - $collaborator = $collaborator =~ /\@|:/ ? - (split(/@|:/,$collaborator))[0] : $collaborator; - next if ($collaborator eq $uname); - if (!grep /^$collaborator:/i,keys %$classlist) { - push @badcollaborators,$collaborator; - next; - } - $col_flag++; - push @col_list, $collaborator; - $result.=$$fullname{$collaborator.':'.$udom}.'     '; - } - $result.='
'."\n"; - $result.='
'. - 'This student has submitted '. - (scalar (@badcollaborators) > 1 ? '' : 'an'). - ' invalid collaborator'.(scalar (@badcollaborators) > 1 ? 's. ' : '. '). - (join ', ',@badcollaborators).'
' - if (scalar(@badcollaborators) > 0); - - $result.='
'. - 'This student has submitted too many collaborators. Maximum is '. - $ncol.'.
' if (scalar(@collaborators) > $ncol); - $result.=''."\n"; - } - } - } - } + my $result='
' + .'

'.&mt('Submissions').'

'; + $result.=''."\n"; + if ($env{'form.handgrade'} eq 'no') { + $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') { + (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) Handgaded submission only + # 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 ($ENV{'form.lastSub'} =~ /^(lastonly|hdgrade)$/) { - if ($ENV{'form.'.$uname.':'.$udom.':submitted_by'}) { - my $submitby=''. - 'Collaborative submission by: '. - ''. - $$fullname{$ENV{'form.'.$uname.':'.$udom.':submitted_by'}}.''; - $request->print($submitby); - } else { - my ($string,$timestamp)= - &get_last_submission ($symb,$uname,$udom,$ENV{'request.course.id'}); - my $lastsubonly.=''. - ($$timestamp eq '' ? '' : 'Date Submitted: '. - $$timestamp).''; - if ($$timestamp eq '') { - $lastsubonly.='
'.$$string[0].'
Part '. - $partid.' ( ID '.$respid. - ' )   Answer: '. - &keywords_highlight($subval).'
'."\n"; - $request->print($lastsubonly); + $lastsubonly.=''."\n"; # End: LC_grade_submissions_body } - } else { + $request->print($lastsubonly); + } elsif ($env{'form.lastSub'} eq 'datesub') { + my (undef,$responseType,undef,$parts) = &showResourceInfo($symb); + $request->print(&displaySubByDates($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'}, + $env{'request.course.id'}, $last,'.submission', 'Apache::grades::keywords_highlight')); } - + + $request->print(''."\n"); # return if view submission with no grading option - if ($ENV{'form.showgrading'} eq '') { - $request->print('
'); + if ($env{'form.showgrading'} eq '' || (!&canmodify($usec))) { + my $toGrade.='  '."\n" if (&canmodify($usec)); + $toGrade.=''."\n"; + if (($env{'form.command'} eq 'submission') || + ($env{'form.command'} eq 'processGroup' && $counter == $total)) { + $toGrade.=''.&show_grading_menu_form($symb); + } + $request->print($toGrade); return; + } else { + $request->print(''."\n"); } - # Grading options - $result=''."\n". - ''."\n". - ''."\n"; - $result.=' '. - 'Compose Message to student'.($col_flag > 1 ? 's' : '').''. - '
 (Message will be sent when you click on Save & Next below.)'."\n" - if ($ENV{'form.handgrade'} eq 'yes'); - $request->print($result); + # essay grading message center + if ($env{'form.handgrade'} eq 'yes') { + 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; - for (sort keys(%$handgrade)) { - my ($partid,$respid) = split(/_/); + my @gradePartRespid; + my @part_response_id = &flatten_responseType($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 ($$handgrade{$_} =~ /:no$/); - push @partlist,$partid; - my $wgt = &Apache::lonnet::EXT('resource.'.$partid.'.weight',$symb,$udom,$uname); - my $wgtmsg = ($wgt > 0 ? '(problem weight)' : - 'problem weight assigned by computer'); - $wgt = ($wgt > 0 ? $wgt : '1'); - my $score = ($record{'resource.'.$partid.'.awarded'} eq '' ? - '' : $record{'resource.'.$partid.'.awarded'}*$wgt); - $result=''; - $result.=''; - $result.=''."\n"; - $result.='
Part '.$partid.' Points: '; + next if ($$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('
'); + $request->print('
'); + + $result=''."\n"; + $result.=''."\n" if ($counter == 0); + my $ctr = 0; + while ($ctr < scalar(@partlist)) { + $result.=''."\n"; + $ctr++; + } + $request->print($result.''."\n"); - 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."
'; +# Done with printing info for one student + + $request->print('');#LC_grade_show_user - $result.='		 or /'.$wgt.' '.$wgtmsg.' '; - - $result.=''."  \n"; - $result.=''; - $result.='
'; - $request->print($result); - } - $request->print(''."\n"); - $request->print('
'."\n"); # print end of form if ($counter == $total) { - my $endform.='
'; + my $endform='
'."\n"; + $endform.='  '."\n"; my $ntstu =''."\n"; - my $nsel = ($ENV{'form.NTSTU'} ne '' ? $ENV{'form.NTSTU'} : '1'); - $ntstu =~ s/
'; + my $nsel = ($env{'form.NTSTU'} ne '' ? $env{'form.NTSTU'} : '1'); + $ntstu =~ s/
'; + $endform.=&show_grading_menu_form($symb); $request->print($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,$fullname,\@col_fullnames); +} + #--- Retrieve the last submission for all the parts sub get_last_submission { - my ($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$/) { - my ($partid,$foo) = split(/submission$/,$_); - my $draft = $lasthash{$partid.'awarddetail'} eq 'DRAFT' ? - 'Draft Copy ' : ''; - push @string, (join(':',$_,$draft.$lasthash{$_})); - } - if ($_ =~ /timestamp/) {$timestamp = scalar(localtime($lasthash{$_}))}; + 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'}); } } - @string = $string[0] eq '' ? 'Nothing submitted - no attempts.' : @string; - return \@string,\$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 $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; + my @keylist = split(/[,\s+]/,$env{'form.keywords'}); + foreach my $keyword (@keylist) { + $string =~ s/\b\Q$keyword\E(\b|\.)/$styleon$keyword$styleoff<\/font>/gi; } return $string; } @@ -1092,40 +2601,79 @@ sub keywords_highlight { #--- Called from submission routine 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 $symb = &get_symb($request); + 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 ($errorflg) = &saveHandGrade($request,$url,$symb,$uname,$udom,$ctr); - return '' if ($errorflg eq 'error'); - - my $includemsg = $ENV{'form.includemsg'.$ctr}; + 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) = ('','',''); - if ($includemsg =~ /savemsg|new$ctr/) { - $subject = $ENV{'form.msgsub'} if ($includemsg =~ /^msgsub/); + 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.=$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 $env{'form.probTitle'}"; } - $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, - $ENV{'form.unamedom'.$ctr}); - if ($message ne '') { - $msgstatus = &Apache::lonmsg::user_normal_msg ($_,$udom, - $ENV{'form.msgsub'}, - $message); + $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 $env{'form.probTitle'}"; + } + $msgstatus = + &Apache::lonmsg::user_normal_msg($collaborator,$udom,$subject,$message.$messagetail,undef,$baseurl,undef,undef,undef,$showsymb,$restitle); + } } } } @@ -1133,118 +2681,164 @@ sub processHandGrade { } } - # 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++; + if ($env{'form.handgrade'} eq 'yes') { + # 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++; - } - $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 = 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++; } - $ctr++; + $env{'form.savemsgN'} = --$idx; + $keyhash{$symb.'_savemsgN'} = $env{'form.savemsgN'}; + my $putresult = &Apache::lonnet::put + ('nohist_handgrade',\%keyhash,$cdom,$cnum); } - $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'}); - # Called by Save & Refresh from Highlight Attribute Window - if ($ENV{'form.refresh'} eq 'on') { - my $ctr = 0; - $ENV{'form.NTSTU'}=$ngrade; + my (undef,undef,$fullname) = &getclasslist($env{'form.section'},'1'); + if ($env{'form.refresh'} eq 'on') { + my ($ctr,$total) = (0,0); while ($ctr < $ngrade) { - ($ENV{'form.student'},$ENV{'form.userdom'}) = split(/:/,$ENV{'form.unamedom'.$ctr}); - &submission($request,$ctr,$ngrade-1); + $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); $ctr++; } return ''; } +# Go directly to grade student - from submission or link from chart page + if ($button eq 'Grade Student') { + (undef,undef,$env{'form.handgrade'},undef,undef) = &showResourceInfo($symb); + my $processUser = $env{'form.unamedom'.$env{'form.studentNo'}}; + ($env{'form.student'},$env{'form.userdom'}) = split(/:/,$processUser); + $env{'form.fullname'} = $$fullname{$processUser}; + &submission($request,0,0); + return ''; + } + # Get the next/previous one or group of students - my $firststu = $ENV{'form.unamedom0'}; - my $laststu = $ENV{'form.unamedom'.($ngrade-1)}; - $ctr = 2; + my $firststu = $env{'form.unamedom0'}; + my $laststu = $env{'form.unamedom'.($ngrade-1)}; + my $ctr = 2; while ($laststu eq '') { - $laststu = $ENV{'form.unamedom'.($ngrade-$ctr)}; + $laststu = $env{'form.unamedom'.($ngrade-$ctr)}; $ctr++; $laststu = $firststu if ($ctr > $ngrade); } - my ($classlist,$seclist,$ids,$stusec,$fullname) = &getclasslist($ENV{'form.section'},'0'); my (@parsedlist,@nextlist); my ($nextflg) = 0; - foreach (sort {$$fullname{$a} cmp $$fullname{$b} } keys %$fullname) { + foreach my $item (sort + { + if (lc($$fullname{$a}) ne lc($$fullname{$b})) { + return (lc($$fullname{$a}) cmp lc($$fullname{$b})); + } + return $a cmp $b; + } (keys(%$fullname))) { if ($nextflg == 1 && $button =~ /Next$/) { - push @parsedlist,$_; + push(@parsedlist,$item); } - $nextflg = 1 if ($_ eq $laststu); + $nextflg = 1 if ($item eq $laststu); if ($button eq 'Previous') { - last if ($_ eq $firststu); - push @parsedlist,$_; + last if ($item eq $firststu); + push(@parsedlist,$item); } } $ctr = 0; - my ($partlist,$handgrade) = &response_type($ENV{'form.url'}); @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 ($ENV{'form.submitonly'} eq 'yes') { - my (%status) = &student_gradeStatus($ENV{'form.url'},$symb,$udom,$uname,$partlist) ; - my $statusflg = ''; - foreach (keys(%status)) { - $statusflg = 1 if ($status{$_} ne 'nothing'); - my ($foo,$partid,$foo1) = split(/\./); - $statusflg = '' if ($status{'resource.'.$partid.'.submitted_by'} ne ''); + + 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 ($statusflg eq ''); + 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); + push(@nextlist,$student) if ($ctr < $ntstu); + last if ($ctr == $ntstu); $ctr++; } $ctr = 0; my $total = scalar(@nextlist)-1; - foreach (sort @nextlist) { + foreach (sort(@nextlist)) { my ($uname,$udom,$submitter) = split(/:/); - $ENV{'form.student'} = $uname; - $ENV{'form.userdom'} = $udom; - $ENV{'form.fullname'} = $$fullname{$_}; -# $ENV{'form.'.$_.':submitted_by'} = $submitter; -# print "submitter=$ENV{'form.'.$_.':submitted_by'}= $submitter:
"; + $env{'form.student'} = $uname; + $env{'form.userdom'} = $udom; + $env{'form.fullname'} = $$fullname{$_}; &submission($request,$ctr,$total); $ctr++; } if ($total < 0) { - my $the_end = '

LON-CAPA User Message


'."\n"; - $the_end.='Message: No more students for this section or class.

'."\n"; - $the_end.='Click on the button below to return to the grading menu.

'."\n"; - $the_end.=&show_grading_menu_form ($symb,$url); + my $the_end = '

'.&mt('LON-CAPA User Message').'


'."\n"; + $the_end.='

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

'."\n"; + $the_end.=&mt('Click on the button below to return to the grading menu.').'

'."\n"; + $the_end.=&show_grading_menu_form($symb); $request->print($the_end); } return ''; @@ -1252,46 +2846,405 @@ sub processHandGrade { #---- Save the score and award for each student, if changed sub saveHandGrade { - my ($request,$url,$symb,$stuname,$domain,$newflg,$submitter) = @_; - my %record=&Apache::lonnet::restore($symb,$ENV{'request.course.id'},$domain,$stuname); - my %newrecord; - foreach (split(/:/,$ENV{'form.partlist'.$newflg})) { - if ($ENV{'form.GD_SEL'.$newflg.'_'.$_} eq 'excused') { - $newrecord{'resource.'.$_.'.solved'} = 'excused' - if ($record{'resource.'.$_.'.solved'} ne 'excused'); - } else { - my $pts = ($ENV{'form.GD_BOX'.$newflg.'_'.$_} ne '' ? - $ENV{'form.GD_BOX'.$newflg.'_'.$_} : - $ENV{'form.RADVAL'.$newflg.'_'.$_}); - if ($pts eq '') { - &userError($request,'No point was assigned for part '.$_. - ' and for username '.$stuname.'.'); - return 'error'; + my ($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'}"; } - my $wgt = $ENV{'form.WGT'.$newflg.'_'.$_} eq '' ? 1 : - $ENV{'form.WGT'.$newflg.'_'.$_}; + } elsif ($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; - $newrecord{'resource.'.$_.'.awarded'} = $partial - if ($record{'resource.'.$_.'.awarded'} ne $partial); - my $reckey = 'resource.'.$_.'.solved'; + 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) { - $newrecord{$reckey} = 'incorrect_by_override' - if ($record{$reckey} ne 'incorrect_by_override'); + if ($record{$reckey} ne 'incorrect_by_override') { + $newrecord{$reckey} = 'incorrect_by_override'; + } } else { - $newrecord{$reckey} = 'correct_by_override' - if ($record{$reckey} ne 'correct_by_override'); + 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; } - $newrecord{'resource.'.$_.'.submitted_by'} = $submitter - if ($submitter && ($record{'resource.'.$_.'.submitted_by'} ne $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,$listerror) = + &Apache::lonnet::dirlist($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'); + } 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); +} - if (scalar(keys(%newrecord)) > 0) { - $newrecord{'resource.regrader'}="$ENV{'user.name'}:$ENV{'user.domain'}"; - &Apache::lonnet::cstore(\%newrecord,$symb, - $ENV{'request.course.id'},$domain,$stuname); +# ----------- Provides number of tries since last reset. +sub get_num_tries { + my ($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 ''; + 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,$listerror) = + &Apache::lonnet::dirlist($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 $version; + if (ref($dir_list) eq 'ARRAY') { + 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); } #-------------------------------------------------------------------------------------- @@ -1302,21 +3255,16 @@ sub saveHandGrade { sub viewgrades_js { my ($request) = shift; + my $alertmsg = &mt('A number equal or greater than 0 is expected. Entered value = '); $request->print(< - function viewOneStudent(user,domain) { - document.onestudent.student.value = user; - document.onestudent.userdom.value = domain; - document.onestudent.submit(); - } - - function writePoint(partid,weight,point) { - var radioButton = eval("document.classgrade.RADVAL_"+partid); - var textbox = eval("document.classgrade.TEXTVAL_"+partid); + function writePoint(partid,weight,point) { + var radioButton = document.classgrade["RADVAL_"+partid]; + var textbox = document.classgrade["TEXTVAL_"+partid]; if (point == "textval") { - var point = eval("document.classgrade.TEXTVAL_"+partid+".value"); - if (isNaN(point) || point < 0) { - alert("A number equal or greater than 0 is expected. Entered value = "+point); + point = document.classgrade["TEXTVAL_"+partid].value; + if (isNaN(point) || parseFloat(point) < 0) { + alert("$alertmsg"+parseFloat(point)); var resetbox = false; for (var i=0; i weight) { - var resp = confirm("You entered a value ("+point+ + if (parseFloat(point) > parseFloat(weight)) { + var resp = confirm("You entered a value ("+parseFloat(point)+ ") greater than the weight for the part. Accept?"); if (resp == false) { textbox.value = ""; @@ -1339,21 +3287,20 @@ sub viewgrades_js { } for (var i=0; i weight) { - var resp = confirm("You entered a value ("+point+ + if (parseFloat(point) > parseFloat(weight)) { + var resp = confirm("You entered a value ("+parseFloat(point)+ ") greater than the weight of the part. Accept?"); if (resp == false) { textbox.value = ""; @@ -1430,19 +3378,21 @@ sub viewgrades_js { } function changeOneScore(partid,user) { - var selval = eval("document.classgrade.GD_"+user+'_'+partid+"_sv"); - if (selval[1].selected) { - var boxval = eval("document.classgrade.GD_"+user+'_'+partid+"_aw"); - boxval.value = ""; - } + 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'."\n"; + my $result='

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

'; + $result.='

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

'."\n"; #view individual student submission form - called using Javascript viewOneStudent - $result.= '
'."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - ''."\n". - '
'."\n"; + $result.=&jscriptNform($symb); #beginning of class grading form + my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status')); $result.= '
'."\n". - ''."\n". - ''."\n". + ''."\n". ''."\n". - ''."\n"; - - $result.='To assign the same score for all the students use the radio buttons or '. - 'text box below. To assign scores individually fill in the score boxes for '. - 'each student in the table below. A part that has already '. - 'been graded does not get changed using the radio buttons or text box. '. - 'If needed, it has to be changed individually.'; - + &build_section_inputs(). + ''."\n". + ''."\n". + ''."\n"; + + my ($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 ($partlist,$handgrade) = &response_type($ENV{'form.url'}); + my $res_error; + my ($partlist,$handgrade,$responseType) = &response_type($symb,\$res_error); + if ($res_error) { + return &navmap_errormsg(); + } my %weight = (); my $ctsparts = 0; - $result.=''; - for (sort keys(%$handgrade)) { - my ($responsetype,$handgrade)=split(/:/,$$handgrade{$_}); - my ($partid,$respid) = split (/_/); + my %seen = (); + my @part_response_id = &flatten_responseType($responseType); + foreach my $part_response_id (@part_response_id) { + my ($partid,$respid) = @{ $part_response_id }; + my $part_resp = join('_',@{ $part_response_id }); + next if $seen{$partid}; + $seen{$partid}++; + my $handgrade=$$handgrade{$part_resp}; my $wgt = &Apache::lonnet::EXT('resource.'.$partid.'.weight',$symb); $weight{$partid} = $wgt eq '' ? '1' : $wgt; - $result.=''."\n"; - $result.=''."\n"; - $result.=''."\n"; - $result.= ''."\n"; + $radio.='
Part '.$partid.'   Point: '; - $result.=''; + 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 - $result.= '\n"; + $radio.= '\n"; $result.=(($ctr+1)%10 == 0 ? '' : ''); $ctr++; } - $result.='
'.$ctr."
'; - $result.= '		 or /'. - $weight{$partid}.' (problem weight)
'; + 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.=''; - $result.='    '; -# $result.=''."\n"; - $result.= ''."\n"; + $result.=&Apache::loncommon::end_data_table()."\n". + ''; + $result.=''; #table listing all the students in a section/class #header of table - $result.= '
'."\n". - ''. - ''."\n"; - my (@parts) = sort(&getpartlist($url)); + $result.= '

'.$specific_header.'

'. + &Apache::loncommon::start_data_table(). + &Apache::loncommon::start_data_table_header_row(). + ''. + '\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,$part.'.display'); - next if ($display =~ /^Number of Attempts/); + 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); + my $display_part=&get_display_part($partid,$symb); if ($display =~ /^Partial Credit Factor/) { - $_ = $display; - my ($partid) = /.*?(\d+).*/; - $result.=''."\n"; + $result.=''."\n"; next; + + } else { + if ($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}; } - $display =~ s/Problem Status/Grade Status
/; - $result.=''."\n"; + + $result.=''."\n"; } - $result.=''; + $result.=&Apache::loncommon::end_data_table_header_row(); + + my %last_resets = + &get_last_resets($symb,$env{'request.course.id'},\@partids); #get info for each student #list all the students - with points and grade status - my ($classlist,$seclist,$ids,$stusec,$fullname) = &getclasslist($ENV{'form.section'},'0'); + my (undef,undef,$fullname) = &getclasslist($env{'form.section'},'1'); my $ctr = 0; - foreach (sort {$$fullname{$a} cmp $$fullname{$b} } keys %$fullname) { - my ($uname,$udom) = split(/:/); - $result.=''."\n"; - $result.=&viewstudentgrade($url,$symb,$ENV{'request.course.id'}, - $_,$$fullname{$_},\@parts,\%weight); + foreach (sort + { + if (lc($$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); } - $result.='
FullnameUsernameDomain'.&mt('No.').''.&nameUserString('header')."Score Part '.$partid.'
(weight = '. - $weight{$partid}.')		'. + &mt('Score Part: [_1]
(weight = [_2])', + $display_part,$weight{$partid}).'		'.$display.''.$display.'
'; + $result.=&Apache::loncommon::end_data_table(); $result.=''."\n"; - $result.='
'; - $result.=&show_grading_menu_form($symb,$url); + $result.=''."\n"; + if (scalar(%$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). + ''; + } + $result.=&show_grading_menu_form($symb); return $result; } #--- call by previous routine to display each student sub viewstudentgrade { - my ($url,$symb,$courseid,$student,$fullname,$parts,$weight) = @_; + 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 $result=''. + my %aggregates = (); + my $result=&Apache::loncommon::start_data_table_row().''. + ''. + "\n".$ctr.'  '. ''.$fullname.''. - ''.$uname.''.$udom.''."\n"; - foreach my $part (@$parts) { - my ($temp,$part,$type)=split(/_/,$part); + '\');" target="_self">'.$fullname.' '. + '('.$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"}; - next if $type eq 'tries'; + $result.=''; + my ($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 '' ? '' : $score*$$weight{$part}; + my $pts = $score eq '' ? '' : &compute_points($score,$$weight{$part}); $result.=''."\n"; - $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"; - $result.='\n"; + 'GD_'.$student.'_'.$part.'_'.$type.'_s" value="'.$score.'" />'. + "\n"; + $result.=''."\n"; } } - $result.=''; + $result.=&Apache::loncommon::end_data_table_row(); return $result; } @@ -1636,95 +3669,235 @@ sub viewstudentgrade { sub editgrades { my ($request) = @_; - my $symb=$ENV{'form.symb'}; - my $url =$ENV{'form.url'}; - my $title='

Current Grade Status

'; - $title.='Resource: '.$ENV{'form.url'}.'
'."\n"; - $title.='Section: '.$ENV{'form.section'}.''."\n"; - $title.= &show_grading_menu_form ($symb,$url); - my $result= '
'."\n"; - $result.= ''. - ''."\n"; - + my $symb=&get_symb($request); + my $section_display = join (", ",&Apache::loncommon::get_env_multiple('form.section')); + my $title='

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

'; + $title.='

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

'."\n"; + $title.='

'.&mt('Section: [_1]',$section_display).'

'."\n"; + + my $result= &Apache::loncommon::start_data_table(). + &Apache::loncommon::start_data_table_header_row(). + ''. + '\n"; my %scoreptr = ( 'correct' =>'correct_by_override', 'incorrect'=>'incorrect_by_override', 'excused' =>'excused', 'ungraded' =>'ungraded_attempted', + 'credited' =>'credit_attempted', 'nothing' => '', ); - my ($classlist,$seclist,$ids,$stusec,$fullname) = &getclasslist($ENV{'form.section'},'0'); + my ($classlist,undef,$fullname) = &getclasslist($env{'form.section'},'0'); my (@partid); my %weight = (); + my %columns = (); my ($i,$ctr,$count,$rec_update) = (0,0,0,0); - while ($ctr < $ENV{'form.totalparts'}) { - my $partid = $ENV{'form.partid_'.$ctr}; - push @partid,$partid; - $weight{$partid} = $ENV{'form.weight_'.$partid}; + + 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++; - $result .= ''; - } - $result .= ''; - foreach (@partid) { - $result .= ''. - ''; } - $result .= ''."\n"; - - for ($i=0; $i<$ENV{'form.total'}; $i++) { - my $user = $ENV{'form.ctr'.$i}; + my (undef,undef,$url) = &Apache::lonnet::decode_symb($symb); + foreach my $partid (@partid) { + $header .= ''. + ''; + $columns{$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 .= ''. + ''; + $columns{$partid}+=2; + } + } + foreach my $partid (@partid) { + my $display_part=&get_display_part($partid,$symb); + $result .= ''; + + } + $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 $updateflag = 0; - my @userdom = grep /^$user:/,keys %$classlist; - my ($foo,$udom) = split(/:/,$userdom[0]); - - $result .= ''; - + $line .= ''; + my $usec=$classlist->{"$uname:$udom"}[5]; + if (!&canmodify($usec)) { + my $numcols=scalar(@partid)*4+2; + push(@noupdate, + $line.""); + 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.'_'.$_.'_aw_s'}; - my $old_part = $old_aw eq '' ? '' : $old_aw/$weight{$_}; - my $old_score = $scoreptr{$ENV{'form.GD_'.$user.'_'.$_.'_sv_s'}}; - - my $awarded = $ENV{'form.GD_'.$user.'_'.$_.'_aw'}; - my $partial = $awarded eq '' ? '' : $awarded/$weight{$_}; + 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_'.$user.'_'.$_.'_sv_s'}}; + $score = $scoreptr{$env{'form.GD_'.$user.'_'.$_.'_solved_s'}}; } elsif ($partial > 0) { $score = 'correct_by_override'; } elsif ($partial == 0) { $score = 'incorrect_by_override'; } - $score = 'excused' if (($ENV{'form.GD_'.$user.'_'.$_.'_sv'} eq 'excused') && - ($score ne 'excused')); - $result .= ''. + 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++; + } + + $line .= ''. ''; - next if ($old_part eq $partial && $old_score eq $score); - $updateflag = 1; - $newrecord{'resource.'.$_.'.awarded'} = $partial if $partial ne ''; - $newrecord{'resource.'.$_.'.solved'} = $score; - $rec_update++; + 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 .= ''. + ''; + } } - $result .= ''."\n"; + $line.="\n"; + + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + if ($updateflag) { $count++; - $newrecord{'resource.regrader'}="$ENV{'user.name'}:$ENV{'user.domain'}"; - &Apache::lonnet::cstore(\%newrecord,$symb,$ENV{'request.course.id'}, - $udom,$user); - } + &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); + } + } + + $result.=&Apache::loncommon::start_data_table_row(). + ''.$line. + &Apache::loncommon::end_data_table_row(); + $updateCtr++; + } else { + push(@noupdate, + ''.$line); + $noupdateCtr++; + } + if ($aggregateflag) { + &Apache::lonnet::cinc('nohist_resourcetracker',\%aggregate, + $cdom,$cnum); + } } - $result .= '
UsernameFullname'.&mt('No.').''.&nameUserString('header')."Part '.$partid. - ' (Weight = '.$weight{$partid}.')
 Old Score  New Score 
'.&mt('Old Score').''.&mt('New Score').''.&mt('Old').' '.$display.''.&mt('New').' '.$display.''. + &mt('Part: [_1] (Weight = [_2])',$display_part,$weight{$partid}). + '
'.$user.' '. - $$fullname{$userdom[0]}.' '.&nameUserString(undef,$$fullname{$user},$uname,$udom).'". + &mt('Not allowed to modify student')."
'.$old_aw.' '.$old_aw.' '.$awarded. ($score eq 'excused' ? $score : '').' '.$old_aw.' '.$awarded.' 
 '.$updateCtr.'  '.$noupdateCtr.' 
'."\n"; - my $msg = 'Number of records updated = '.$rec_update. - ' for '.$count.' student'.($count <= 1 ? '' : 's').'.
'. - 'Total number of students = '.$ENV{'form.total'}.'
'; + 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(); + } + } + $result .= &Apache::loncommon::end_data_table(). + &show_grading_menu_form($symb); + 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 --------- # #---------------------------------------------------------------------------- @@ -1736,24 +3909,26 @@ sub editgrades { # #--- 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('$error2'); + return; } vf.submit(); } @@ -1809,52 +3986,71 @@ ENDPICK } sub csvuploadmap_header { - my ($request,$symb,$url,$datatoken,$distotal)= @_; - my $result; + my ($request,$symb,$datatoken,$distotal)= @_; my $javascript; - if ($ENV{'form.upfile_associate'} eq 'reverse') { + if ($env{'form.upfile_associate'} eq 'reverse') { $javascript=&csvupload_javascript_reverse_associate(); } else { $javascript=&csvupload_javascript_forward_associate(); } + + my ($result) = &showResourceInfo($symb,$env{'form.probTitle'}); + my $checked=(($env{'form.noFirstLine'})?' checked="checked"':''); + my $ignore=&mt('Ignore First Line'); + $symb = &Apache::lonenc::check_encrypt($symb); $request->print(< -

Uploading Class Grades for resource $url

-
+

Uploading Class Grades

+$result +

Identify fields

Total number of records found in file: $distotal
Enter as many fields as you can. The system will inform you and bring you back to this page if the data selected is insufficient to run your class.
- + + - - + + + value="$env{'form.upfile_associate'}" /> - - + + +
ENDPICK -return ''; + return ''; } sub csvupload_fields { - my ($url) = @_; - my (@parts) = &getpartlist($url); - my @fields=(['username','Student Username'],['domain','Student Domain']); + 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); @@ -1866,28 +4062,88 @@ sub csvuploadmap_footer { -
+
ENDPICK } +sub checkforfile_js { + my $alertmsg = &mt('Please use the browse button to select a file from your local directory.'); + my $result =< + function checkUpload(formname) { + if (formname.upfile.value == "") { + alert("$alertmsg"); + return false; + } + formname.submit(); + } + +CSVFORMJS + return $result; +} + +sub upcsvScores_form { + my ($request) = shift; + my ($symb)=&get_symb($request); + if (!$symb) {return '';} + my $result=&checkforfile_js(); + $env{'form.probTitle'} = &Apache::lonnet::gettitle($symb); + my ($table) = &showResourceInfo($symb,$env{'form.probTitle'}); + $result.=$table; + $result.='
'."\n"; + $result.=''."\n"; + $result.='
'."\n"; + $result.=' '.&mt('Specify a file containing the class scores for current resource.'). + '
'."\n"; + 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")) + .'
'."\n"; + $result.='


'."\n"; + $result.=&show_grading_menu_form($symb); + return $result; +} + + sub csvuploadmap { my ($request)= @_; - my ($symb,$url)=&get_symb_and_url($request); + my ($symb)=&get_symb($request); if (!$symb) {return '';} + my $datatoken; - if (!$ENV{'form.datatoken'}) { + if (!$env{'form.datatoken'}) { $datatoken=&Apache::loncommon::upfile_store($request); } else { - $datatoken=$ENV{'form.datatoken'}; + $datatoken=$env{'form.datatoken'}; &Apache::loncommon::load_tmp_file($request); } my @records=&Apache::loncommon::upfile_record_sep(); - &csvuploadmap_header($request,$symb,$url,$datatoken,$#records+1); + if ($env{'form.noFirstLine'}) { shift(@records); } + &csvuploadmap_header($request,$symb,$datatoken,$#records+1); my ($i,$keyfields); if (@records) { - my @fields=&csvupload_fields($url); - if ($ENV{'form.upfile_associate'} eq 'reverse') { + 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); @@ -1897,333 +4153,5745 @@ sub csvuploadmap { 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))); + foreach my $rec (@records) { + my %temp = &Apache::loncommon::record_sep($rec); + if (%temp) { + $keyfields=join(',',sort(keys(%temp))); + last; + } + } } } &csvuploadmap_footer($request,$i,$keyfields); + $request->print(&show_grading_menu_form($symb)); + return ''; } -sub csvuploadassign { +sub csvuploadoptions { 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'.$i}; + my ($symb)=&get_symb($request); + my $checked=(($env{'form.noFirstLine'})?'1':'0'); + my $ignore=&mt('Ignore First Line'); + $request->print(< +

Uploading Class Grade Options

+ + +

+ +

+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

Users are in domain: ".$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"); + $request->print(&show_grading_menu_form($symb)); + 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[$i]; + if ($env{'form.f'.$i} ne 'none') { + $fields{$env{'form.f'.$i}}=$keyfields[$i]; } } } + return %fields; +} + +sub csvuploadassign { + my ($request)= @_; + my ($symb)=&get_symb($request); + if (!$symb) {return '';} + my $error_msg = ''; + &Apache::loncommon::load_tmp_file($request); + my @gradedata = &Apache::loncommon::upfile_record_sep(); + if ($env{'form.noFirstLine'}) { shift(@gradedata); } + my %fields=&get_fields(); $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 $courseid=$env{'request.course.id'}; + my ($classlist) = &getclasslist('all',0); + my @notallowed; my @skipped; + my @warnings; my $countdone=0; foreach my $grade (@gradedata) { my %entries=&Apache::loncommon::record_sep($grade); + my $domain; + if ($entries{$fields{'domain'}}) { + $domain=$entries{$fields{'domain'}}; + } else { + $domain=$env{'form.default_domain'}; + } + $domain=~s/\s//g; my $username=$entries{$fields{'username'}}; - my $domain=$entries{$fields{'domain'}}; + $username=~s/\s//g; + if (!$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"})) { - push(@skipped,"$username:$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 '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(); - $countdone++; + if ($dest eq 'ID' || $dest eq 'username' || + $dest eq 'domain') { next; } + if ($entries{$fields{$dest}} =~ /^\s*$/) { next; } + if ($dest=~/stores_(.*)_points/) { + my $part=$1; + my $wgt =&Apache::lonnet::EXT('resource.'.$part.'.weight', + $symb,$domain,$username); + if ($wgt) { + $entries{$fields{$dest}}=~s/\s//g; + my $pcr=$entries{$fields{$dest}} / $wgt; + my $award=($pcr == 0) ? 'incorrect_by_override' + : 'correct_by_override'; + if ($pcr>1) { + push(@warnings,&mt("[_1]: point value larger than weight","$username:$domain")); + } + $grades{"resource.$part.awarded"}=$pcr; + $grades{"resource.$part.solved"}=$award; + $points{$part}=1; + } else { + $error_msg = "
" . + &mt("Some point values were assigned" + ." for problems with a weight " + ."of zero. These values were " + ."ignored."); + } + } else { + if ($dest=~/stores_(.*)_awarded/) { if ($points{$1}) {next;} } + if ($dest=~/stores_(.*)_solved/) { if ($points{$1}) {next;} } + my $store_key=$dest; + $store_key=~s/^stores/resource/; + $store_key=~s/_/\./g; + $grades{$store_key}=$entries{$fields{$dest}}; + } + } + if (! %grades) { + push(@skipped,&mt("[_1]: no data to save","$username:$domain")); + } else { + $grades{"resource.regrader"}="$env{'user.name'}:$env{'user.domain'}"; + my $result=&Apache::lonnet::cstore(\%grades,$symb, + $env{'request.course.id'}, + $domain,$username); + if ($result eq 'ok') { + $request->print('.'); +# Remove from grading queue + &Apache::bridgetask::remove_from_queue('gradingqueue',$symb, + $env{'course.'.$env{'request.course.id'}.'.domain'}, + $env{'course.'.$env{'request.course.id'}.'.num'}, + $domain,$username); + } else { + $request->print("

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

"); + } + $request->rflush(); + $countdone++; + } + } + $request->print('
'.&Apache::lonhtmlcommon::confirm_success(&mt("Saved scores for [quant,_1,student]",$countdone),$countdone==0)); + if (@warnings) { + $request->print('
'.&Apache::lonhtmlcommon::confirm_success(&mt('Warnings generated for the following saved scores:'),1).'
'); + $request->print(join(', ',@warnings)); } - $request->print("
Stored $countdone students\n"); if (@skipped) { - $request->print('
Skipped Students
'); - foreach my $student (@skipped) { $request->print("
$student"); } + $request->print('
'.&Apache::lonhtmlcommon::confirm_success(&mt('No scores stored for the following username(s):'),1).'
'); + $request->print(join(', ',@skipped)); } - $request->print(&view_edit_entire_class_form($symb,$url)); - $request->print(&show_grading_menu_form($symb,$url)); - return ''; + 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"); + $request->print(&show_grading_menu_form($symb)); + 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) = shift; + + my $alertmsg = &mt('Please select the student you wish to grade.'); + $request->print(< + +function checkPickOne(formname) { + if (radioSelection(formname.student) == null) { + alert("$alertmsg"); + return; + } + ptr = pullDownSelection(formname.selectpage); + formname.page.value = formname["page"+ptr].value; + formname.title.value = formname["title"+ptr].value; + formname.submit(); +} + + +LISTJAVASCRIPT + &commonJSfunctions($request); + my ($symb) = &get_symb($request); + 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 $result='

 '. + &mt('Manual Grading by Page or Sequence').'

'; + + $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". + ''."
\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"; + + $studentTable.=&show_grading_menu_form($symb); + $request->print($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) = shift; + + my ($symb) = &get_symb($request); + 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'}).''); + $request->print(&show_grading_menu_form($symb)); + 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 { + delete($env{'form.CODE'}); + } + &sub_page_js($request); + $request->print($result); + + my $navmap = Apache::lonnavmaps::navmap->new(); + unless (ref($navmap)) { + $request->print(&navmap_errormsg()); + $request->print(&show_grading_menu_form($symb)); + 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).''); + $request->print(&show_grading_menu_form($symb)); + return; + } + my $iterator = $navmap->getIterator($map->map_start(), + $map->map_finish()); + + my $studentTable='
'."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n"; + + if (defined($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"; + $studentTable.=&show_grading_menu_form($symb); + $request->print($studentTable); + + return ''; +} + +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($$record{'1:timestamp'})) { + return '
 '.&mt('Nothing submitted - no attempts.').'
'; + } + + my $interaction; + my $no_increment = 1; + my %lastrndseed; + for ($version=1;$version<=$$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').')'; + } + } + } + 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) = shift; + + 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'}).''); + $request->print(&show_grading_menu_form($env{'form.symb'})); + 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).''); + my ($symb)=&get_symb($request); + $request->print(&show_grading_menu_form($symb)); + 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(); + $studentTable.=&show_grading_menu_form($env{'form.symb'}); + 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 bubblesheet + + +The overall process is that a scanned in bubblesheet data is uploaded +into a course. When a user wants to grade, they select a +sequence/folder of resources, a file of bubblesheet info, and pick +one of the predefined configurations for what each scanline looks +like. + +Next each scanline is checked for any errors of either 'missing +bubbles' (it's an error because it may have been mis-scanned +because too light bubbling), 'double bubble' (each bubble line should +have no more 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 bubblesheet files + + scantron_original_filename (unmodified original file) + scantron_corrected_filename (file where the corrected information has replaced the original information) + scantron_skipped_filename (contains the exact text of scanlines that where skipped) + +Also there is a separate hash nohist_scantrondata that contains extra +correction information that isn't representable in the bubblesheet +file (see &scantron_getfile() for more information) + +After all scanlines are either valid, marked as valid or skipped, then +foreach line foreach problem in the picked sequence, an ssi request is +made that simulates a user submitting their selected letter(s) against +the homework problem. + +=over 4 + + + +=item defaultFormData + + Returns html hidden inputs used to hold context/default values. + + Arguments: + $symb - $symb of the current resource + +=cut + +sub defaultFormData { + my ($symb)=@_; + return ''."\n". + ''."\n". + ''."\n"; +} + + +=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 $getpropath = 1; + my ($dirlist,$listerror) = &Apache::lonnet::dirlist('userfiles',$cdom, + $cname,$getpropath); + my @possiblenames; + if (ref($dirlist) eq 'ARRAY') { + foreach my $filename (sort(@{$dirlist})) { + ($filename)=split(/&/,$filename); + if ($filename!~/^scantron_orig_/) { next ; } + $filename=~s/^scantron_orig_//; + push(@possiblenames,$filename); + } + } + return @possiblenames; +} + +=pod + +=item scantron_uploads + + Returns html drop-down list of scantron files in current course. + + Arguments: + $file2grade - filename to set as selected in the dropdown + +=cut + +sub scantron_uploads { + my ($file2grade) = @_; + my $result= '"; + return $result; +} + +=pod + +=item scantron_scantab + + Returns html drop down of the scantron formats in the scantronformat.tab + file. + +=cut + +sub scantron_scantab { + my $result=''."\n"; + return $result; +} + +=pod + +=item 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 bubblesheet process. + Allows for - starting a grading run. + - downloading existing scan data (original, corrected + or skipped info) + + - uploading new scan data + + Arguments: + $r - The Apache request object + $file2grade - name of the file that contain the scanned data to score + +=cut + +sub scantron_selectphase { + my ($r,$file2grade) = @_; + my ($symb)=&get_symb($r); + if (!$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 $grading_menu_button=&show_grading_menu_form($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 $default_form_data=&defaultFormData(&get_symb($r,1)); + my $cdom= $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum= $env{'course.'.$env{'request.course.id'}.'.num'}; + $r->print(' + + +
+ '.$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". + '

'); + $r->print($grading_menu_button); + 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) { $answer = '0'; } + } else { + substr($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 % $$scantron_config{'Qlength'}]; + for (my $ans=0; $ans<$answers_needed; $ans++) { + if ($ans eq $line_num) { + $record->{"scantron.$ansnum.answer"} = $bubble; + } else { + $record->{"scantron.$ansnum.answer"} = ' '; + } + $ansnum++; + } + } else { + # If there's more than one instance of a bubble character + # That's a double bubble; with positional notation we can + # record all the bubbles filled in as well as the + # fact this response consists of multiple bubbles. + # + if (($responsetype_per_response{$questnum-1} eq 'essayresponse') || + ($responsetype_per_response{$questnum-1} eq 'formularesponse') || + ($responsetype_per_response{$questnum-1} eq 'stringresponse') || + ($responsetype_per_response{$questnum-1} eq 'imageresponse') || + ($responsetype_per_response{$questnum-1} eq 'reactionresponse') || + ($responsetype_per_response{$questnum-1} eq 'organicresponse')) { + my $doubleerror = 0; + while (($currquest >= $$scantron_config{'Qlength'}) && + (!$doubleerror)) { + my $currline = substr($currquest,0,$$scantron_config{'Qlength'}); + $currquest = substr($currquest,$$scantron_config{'Qlength'}); + my @currarray = split($$scantron_config{'Qon'},$currline,-1); + if (length(@currarray) > 2) { + $doubleerror = 1; + } + } + if ($doubleerror) { + push(@{$record->{'scantron.doubleerror'}},$quest_id); + } + } else { + push(@{$record->{'scantron.doubleerror'}},$quest_id); + } + my $item = $ansnum; + for (my $ans=0; $ans<$answers_needed; $ans++) { + $record->{"scantron.$item.answer"} = ''; + $item ++; + } + + my @ans=@array; + my $i=0; + my $increment = 0; + while ($#ans) { + $i+=length($ans[0]) + $increment; + my $line = int($i/$$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_.. bubblesheet data file. Prints out an error if + something went wrong. + +=cut + +sub check_for_error { + my ($r,$result)=@_; + if ($result ne 'ok' && $result ne 'not_found' ) { + $r->print(&mt("An error occurred ([_1]) when trying to remove the existing corrections.",$result)); + } +} + +=pod + +=item scantron_warning_screen + + Interstitial screen to make sure the operator has selected the + correct options before we start the validation phase. + +=cut + +sub scantron_warning_screen { + my ($button_text)=@_; + 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 click the \'Grading Menu\' button 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 ($r)=@_; + my ($symb)=&get_symb($r); + if (!$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'); + $r->print(' +'.$warning.' + + +'); + } + $r->print("
".&show_grading_menu_form($symb)); + 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 $result; +} + +=pod + +=item scantron_validate_file + + Dispatch routine for doing validation of a bubblesheet data file. + + Also processes any necessary information resets that need to + occur before validation begins (ignore previous corrections, + restarting the skipped records processing) + +=cut + +sub scantron_validate_file { + my ($r) = @_; + my ($symb)=&get_symb($r); + 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'); + $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("Alternatively, the 'Review bubblesheet data' utility (see grading menu) can be used for all students after 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 click the 'Grading Menu' button 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.")); + } + } + $r->print("
".&show_grading_menu_form($symb)); + return ''; +} + + +=pod + +=item scantron_remove_file + + Removes the requested bubblesheet data file, makes sure that + scantron_original_ is never removed + + +=cut + +sub scantron_remove_file { + my ($which)=@_; + my $cname=$env{'course.'.$env{'request.course.id'}.'.num'}; + my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'}; + my $file='scantron_'; + if ($which eq 'corrected' || $which eq 'skipped') { + $file.=$which.'_'; + } else { + return 'refused'; + } + $file.=$env{'form.scantron_selectfile'}; + return &Apache::lonnet::removeuserfile($cname,$cdom,$file); +} + + +=pod + +=item scantron_remove_scan_data + + Removes all scan_data correction for the requested bubblesheet + data file. (In the case that both the are doing skipped records we need + to remember the old skipped lines for the time being so that element + persists for a while.) + +=cut + +sub scantron_remove_scan_data { + my $cname=$env{'course.'.$env{'request.course.id'}.'.num'}; + my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'}; + my @keys=&Apache::lonnet::getkeys('nohist_scantrondata',$cdom,$cname); + my @todelete; + my $filename=$env{'form.scantron_selectfile'}; + foreach my $key (@keys) { + if ($key=~/^\Q$filename\E_/) { + if ($env{'form.scantron_options_redo'} eq 'redo_skipped_ready' && + $key=~/remember_skipping/) { + next; + } + push(@todelete,$key); + } + } + my $result; + if (@todelete) { + $result = &Apache::lonnet::del('nohist_scantrondata', + \@todelete,$cdom,$cname); + } else { + $result = 'ok'; + } + return $result; +} + + +=pod + +=item scantron_getfile + + Fetches the requested bubblesheet data file (all 3 versions), and + the scan_data hash + + Arguments: + None + + Returns: + 2 hash references + + - first one has + orig - + corrected - + skipped - each of which points to an array ref of the specified + file broken up into individual lines + count - number of scanlines + + - second is the scan_data hash possible keys are + ($number refers to scanline numbered $number and thus the key affects + only that scanline + $bubline refers to the specific bubble line element and the aspects + refers to that specific bubble line element) + + $number.user - username:domain to use + $number.CODE_ignore_dup + - ignore the duplicate CODE error + $number.useCODE + - use the CODE in the scanline as is + $number.no_bubble.$bubline + - it is valid that there is no bubbled in bubble + at $number $bubline + remember_skipping + - a frozen hash containing keys of $number and values + of either + 1 - we are on a 'do skipped records pass' and plan + on processing this line + 2 - we are on a 'do skipped records pass' and this + scanline has been marked to skip yet again + +=cut + +sub scantron_getfile { + #FIXME really would prefer a scantron directory + my $cname=$env{'course.'.$env{'request.course.id'}.'.num'}; + my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'}; + my $lines; + $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'. + 'scantron_orig_'.$env{'form.scantron_selectfile'}); + my %scanlines; + $scanlines{'orig'}=[(split("\n",$lines,-1))]; + my $temp=$scanlines{'orig'}; + $scanlines{'count'}=$#$temp; + + $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'. + 'scantron_corrected_'.$env{'form.scantron_selectfile'}); + if ($lines eq '-1') { + $scanlines{'corrected'}=[]; + } else { + $scanlines{'corrected'}=[(split("\n",$lines,-1))]; + } + $lines=&Apache::lonnet::getfile('/uploaded/'.$cdom.'/'.$cname.'/'. + 'scantron_skipped_'.$env{'form.scantron_selectfile'}); + if ($lines eq '-1') { + $scanlines{'skipped'}=[]; + } else { + $scanlines{'skipped'}=[(split("\n",$lines,-1))]; + } + my @tmp=&Apache::lonnet::dump('nohist_scantrondata',$cdom,$cname); + if ($tmp[0] =~ /^(error:|no_such_host)/) { @tmp=(); } + my %scan_data = @tmp; + return (\%scanlines,\%scan_data); +} + +=pod + +=item lonnet_putfile + + Wrapper routine to call &Apache::lonnet::finishuserfileupload + + Arguments: + $contents - data to store + $filename - filename to store $contents into + + Returns: + result value from &Apache::lonnet::finishuserfileupload + +=cut + +sub lonnet_putfile { + my ($contents,$filename)=@_; + my $docuname=$env{'course.'.$env{'request.course.id'}.'.num'}; + my $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'}; + $env{'form.sillywaytopassafilearound'}=$contents; + &Apache::lonnet::finishuserfileupload($docuname,$docudom,'sillywaytopassafilearound',$filename); + +} + +=pod + +=item scantron_putfile + + Stores the current version of the bubblesheet data files, and the + scan_data hash. (Does not modify the original version only the + corrected and skipped versions. + + Arguments: + $scanlines - hash ref that looks like the first return value from + &scantron_getfile() + $scan_data - hash ref that looks like the second return value from + &scantron_getfile() + +=cut + +sub scantron_putfile { + my ($scanlines,$scan_data) = @_; + #FIXME really would prefer a scantron directory + my $cname=$env{'course.'.$env{'request.course.id'}.'.num'}; + my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'}; + if ($scanlines) { + my $prefix='scantron_'; +# no need to update orig, shouldn't change +# &lonnet_putfile(join("\n",@{$scanlines->{'orig'}}),$prefix.'orig_'. +# $env{'form.scantron_selectfile'}); + &lonnet_putfile(join("\n",@{$scanlines->{'corrected'}}), + $prefix.'corrected_'. + $env{'form.scantron_selectfile'}); + &lonnet_putfile(join("\n",@{$scanlines->{'skipped'}}), + $prefix.'skipped_'. + $env{'form.scantron_selectfile'}); + } + &Apache::lonnet::put('nohist_scantrondata',$scan_data,$cdom,$cname); +} + +=pod + +=item scantron_get_line + + Returns the correct version of the scanline + + Arguments: + $scanlines - hash ref that looks like the first return value from + &scantron_getfile() + $scan_data - hash ref that looks like the second return value from + &scantron_getfile() + $i - number of the requested line (starts at 0) + + Returns: + A scanline, (either the original or the corrected one if it + exists), or undef if the requested scanline should be + skipped. (Either because it's an skipped scanline, or it's an + unskipped scanline and we are not doing a 'do skipped scanlines' + pass. + +=cut + +sub scantron_get_line { + my ($scanlines,$scan_data,$i)=@_; + if (&should_be_skipped($scanlines,$scan_data,$i)) { return undef; } + #if ($scanlines->{'skipped'}[$i]) { return undef; } + if ($scanlines->{'corrected'}[$i]) {return $scanlines->{'corrected'}[$i];} + return $scanlines->{'orig'}[$i]; +} + +=pod + +=item scantron_todo_count + + Counts the number of scanlines that need processing. + + Arguments: + $scanlines - hash ref that looks like the first return value from + &scantron_getfile() + $scan_data - hash ref that looks like the second return value from + &scantron_getfile() + + Returns: + $count - number of scanlines to process + +=cut + +sub get_todo_count { + my ($scanlines,$scan_data)=@_; + my $count=0; + for (my $i=0;$i<=$scanlines->{'count'};$i++) { + my $line=&scantron_get_line($scanlines,$scan_data,$i); + if ($line=~/^[\s\cz]*$/) { next; } + $count++; + } + return $count; +} + +=pod + +=item scantron_put_line + + Updates the 'corrected' or 'skipped' versions of the bubblesheet + data file. + + Arguments: + $scanlines - hash ref that looks like the first return value from + &scantron_getfile() + $scan_data - hash ref that looks like the second return value from + &scantron_getfile() + $i - line number to update + $newline - contents of the updated scanline + $skip - if true make the line for skipping and update the + 'skipped' file + +=cut + +sub scantron_put_line { + my ($scanlines,$scan_data,$i,$newline,$skip)=@_; + if ($skip) { + $scanlines->{'skipped'}[$i]=$newline; + &start_skipping($scan_data,$i); + return; + } + $scanlines->{'corrected'}[$i]=$newline; +} + +=pod + +=item scantron_clear_skip + + Remove a line from the 'skipped' file + + Arguments: + $scanlines - hash ref that looks like the first return value from + &scantron_getfile() + $scan_data - hash ref that looks like the second return value from + &scantron_getfile() + $i - line number to update + +=cut + +sub scantron_clear_skip { + my ($scanlines,$scan_data,$i)=@_; + if (exists($scanlines->{'skipped'}[$i])) { + undef($scanlines->{'skipped'}[$i]); + return 1; + } + return 0; +} + +=pod + +=item scantron_filter_not_exam + + Filter routine used by &Apache::lonnavmaps::retrieveResources(), to + filter out resources that are not marked as 'exam' mode + +=cut + +sub scantron_filter_not_exam { + my ($curres)=@_; + + if (ref($curres) && $curres->is_problem() && !$curres->is_exam()) { + # if the user has asked to not have either hidden + # or 'randomout' controlled resources to be graded + # don't include them + if ($env{'form.scantron_options_hidden'} eq 'ignore_hidden' + && $curres->randomout) { + return 0; + } + return 1; + } + return 0; +} + +=pod + +=item scantron_validate_sequence + + Validates the selected sequence, checking for resource that are + not set to exam mode. + +=cut + +sub scantron_validate_sequence { + my ($r,$currentphase) = @_; + + my $navmap=Apache::lonnavmaps::navmap->new(); + unless (ref($navmap)) { + $r->print(&navmap_errormsg()); + return (1,$currentphase); + } + my (undef,undef,$sequence)= + &Apache::lonnet::decode_symb($env{'form.selectpage'}); + + my $map=$navmap->getResourceByUrl($sequence); + + $r->print(''); + if ($env{'form.validate_sequence_exam'} ne 'ignore') { + my @resources= + $navmap->retrieveResources($map,\&scantron_filter_not_exam,1,0); + if (@resources) { + $r->print("

".&mt('Some resources in the sequence currently are not set to 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 ([_1]) for PaperID [_2]', + "$error", + ''.$$scan_record{'scantron.PaperID'}.'') + ."

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

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

$line
") + ."

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

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

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

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

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

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

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

".&mt("How should I handle this?")."
\n"); + $r->print("\n

  • "); + #FIXME it would be nice if this sent back the user ID and + #could do partial userID matches + $r->print(&Apache::loncommon::selectstudent_link('scantronupload', + 'scantron_username','scantron_domain')); + $r->print(": "); + $r->print("\n@". + &Apache::loncommon::select_dom_form($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 ($$scan_record{'scantron.CODE'}=~/\S/ ) { + my $checked; if (!$i) { $checked=' checked="checked"'; } + $r->print(" + "); + $r->print("\n
    "); + } + + $r->print(< +function change_radio(field) { + var slct=document.scantronupload.scantron_CODE_resolution; + var i; + for (i=0;i +ENDSCRIPT + my $href="/adm/pickcode?". + "form=".&escape("scantronupload"). + "&scantron_format=".&escape($env{'form.scantron_format'}). + "&scantron_CODElist=".&escape($env{'form.scantron_CODElist'}). + "&curCODE=".&escape($$scan_record{'scantron.CODE'}). + "&scantron_selectfile=".&escape($env{'form.scantron_selectfile'}); + if ($env{'form.scantron_CODElist'} =~ /\S/) { + $r->print(" +     ","")." + + ".&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 [_1]no[_2] bubbles scanned for some question(s)",'','')."

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

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

    "); + $r->print(&mt("Some questions have no scanned bubbles.")."\n"); + + # The form field scantron_questions is actually a list of line numbers not + # a list of question numbers. Therefore: + # + + my $line_list = &questions_to_line_list($arg); + + $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 $output = (< +function verify_bubble_radio(form) { + var ansnumArray = new Array ("$ansnumstr"); + var need_bubble_count = 0; + for (var i=0; i 1) { + var bubble_picked = 0; + for (var j=0; j +ENDSCRIPT + return $output; +} + +=pod + +=item questions_to_line_list + +Converts a list of questions into a string of comma separated +line numbers in the answer sheet used by the questions. This is +used to fill in the scantron_questions form field. + + Arguments: + questions - Reference to an array of questions. + +=cut + + +sub questions_to_line_list { + my ($questions) = @_; + my @lines; + + foreach my $item (@{$questions}) { + my $question = $item; + my ($first,$count,$last); + if ($item =~ /^(\d+)\.(\d+)$/) { + $question = $1; + my $subquestion = $2; + $first = $first_bubble_line{$question-1} + 1; + my @subans = split(/,/,$subdivided_bubble_lines{$question-1}); + my $subcount = 1; + while ($subcount<$subquestion) { + $first += $subans[$subcount-1]; + $subcount ++; + } + $count = $subans[$subquestion-1]; + } else { + $first = $first_bubble_line{$question-1} + 1; + $count = $bubble_lines_per_response{$question-1}; + } + $last = $first+$count-1; + push(@lines, ($first..$last)); + } + return join(',', @lines); +} + +=pod + +=item prompt_for_corrections + +Prompts for a potentially multiline correction to the +user's bubbling (factors out common code from scantron_get_correction +for multi and missing bubble cases). + + Arguments: + $r - Apache request object. + $question - The question number to prompt for. + $scan_config - The scantron file configuration hash. + $scan_record - Reference to the hash that has the the parsed scanlines. + $error - Type of error + + Implicit inputs: + %bubble_lines_per_response - Starting line numbers for each question. + Numbered from 0 (but question numbers are from + 1. + %first_bubble_line - Starting bubble line for each question. + %subdivided_bubble_lines - optionresponse, matchresponse and rankresponse + type problems render as separate sub-questions, + in exam mode. This hash contains a + comma-separated list of the lines per + sub-question. + %responsetype_per_response - essayresponse, formularesponse, + stringresponse, imageresponse, reactionresponse, + and organicresponse type problem parts can have + multiple lines per response if the weight + assigned exceeds 10. In this case, only + one bubble per line is permitted, but more + than one line might contain bubbles, e.g. + bubbling of: line 1 - J, line 2 - J, + line 3 - B would assign 22 points. + +=cut + +sub prompt_for_corrections { + my ($r, $question, $scan_config, $scan_record, $error) = @_; + my ($current_line,$lines); + my @linenums; + my $questionnum = $question; + if ($question =~ /^(\d+)\.(\d+)$/) { + $question = $1; + $current_line = $first_bubble_line{$question-1} + 1 ; + my $subquestion = $2; + my @subans = split(/,/,$subdivided_bubble_lines{$question-1}); + my $subcount = 1; + while ($subcount<$subquestion) { + $current_line += $subans[$subcount-1]; + $subcount ++; + } + $lines = $subans[$subquestion-1]; + } else { + $current_line = $first_bubble_line{$question-1} + 1 ; + $lines = $bubble_lines_per_response{$question-1}; + } + if ($lines > 1) { + $r->print(&mt('The group of bubble lines below responds to a single question.').'
    '); + if (($responsetype_per_response{$question-1} eq 'essayresponse') || + ($responsetype_per_response{$question-1} eq 'formularesponse') || + ($responsetype_per_response{$question-1} eq 'stringresponse') || + ($responsetype_per_response{$question-1} eq 'imageresponse') || + ($responsetype_per_response{$question-1} eq 'reactionresponse') || + ($responsetype_per_response{$question-1} eq 'organicresponse')) { + $r->print(&mt("Although this particular question type requires handgrading, the instructions for this question in the exam directed students to leave [quant,_1,line] blank on their bubblesheets.",$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, + $udom,$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) = @_; + + my (undef,undef,$sequence)=&Apache::lonnet::decode_symb($env{'form.selectpage'}); + my ($symb)=&get_symb($r); + if (!$symb) { + return ''; + } + my $default_form_data=&defaultFormData($symb); + + my %scantron_config=&get_scantron_config($env{'form.scantron_format'}); + my ($scanlines,$scan_data)=&scantron_getfile(); + my $classlist=&Apache::loncoursedata::get_classlist(); + my %idmap=&username_to_idmap($classlist); + 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 $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); + $r->print(&show_grading_menu_form($symb)); + &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); + $r->print(&show_grading_menu_form($symb)); + &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); + $r->print(&show_grading_menu_form($symb)); + &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 bubblesheet for user: [_1] with ID: [_2].', + $uname.':'.$udom,$scan_record->{'scantron.ID'})); + } else { + $r->print(&mt('Mismatch grading bubblesheet for user: [_1] with ID: [_2] and CODE: [_3].', + $uname.':'.$udom,$scan_record->{'scantron.ID'},$scancode)); + } + $r->print('
    '.&Apache::loncommon::start_data_table()."\n". + &Apache::loncommon::start_data_table_header_row()."\n". + ''.&mt('Source').''.&mt('Bubbled responses').''. + &Apache::loncommon::end_data_table_header_row()."\n". + &Apache::loncommon::start_data_table_row(). + ''.&mt('Bubblesheet').''. + ''.$studentdata.''. + &Apache::loncommon::end_data_table_row(). + &Apache::loncommon::start_data_table_row(). + ''.&mt('Stored submissions').''. + ''.$studentrecord.''."\n". + &Apache::loncommon::end_data_table_row(). + &Apache::loncommon::end_data_table().'

    '); + } else { + $r->print('
    '. + &mt('A second grading pass was needed for user: [_1] with ID: [_2], because a mismatch was seen on the first pass.',$uname.':'.$udom,$scan_record->{'scantron.ID'}).'
    '. + &mt("As a consequence, this user's submission history records two tries."). + '
    '); + } + } + } + if (&Apache::loncommon::connection_aborted($r)) { last; } + } continue { + &Apache::lonxml::clear_problem_counter(); + &Apache::lonnet::delenv('scantron.'); + } + &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state); + &Apache::lonnet::remove_lock($lock); +# my $lasttime = &Time::HiRes::time()-$start; +# $r->print("

    took $lasttime

    "); + + $r->print(""); + $r->print(&show_grading_menu_form($symb)); + return ''; +} + +sub graders_resources_pass { + my ($resources,$grader_partids_by_symb,$grader_randomlists_by_symb) = @_; + if ((ref($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,$bubbles_per_row) = @_; + if (ref($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)=@_; + 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 $default_form_data=&defaultFormData(&get_symb($r,1)); + 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(' + + +

    '.&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($r)=@_; + my ($symb)=&get_symb($r,1); + my $doanotherupload= + '
    '."\n". + ''."\n". + ''."\n". + '
    '."\n"; + if (!&Apache::lonnet::allowed('usc',$env{'form.domainid'}) && + !&Apache::lonnet::allowed('usc', + $env{'form.domainid'}.'_'.$env{'form.courseid'})) { + $r->print(&mt("You are not allowed to upload bubblesheet data to the requested course.")."
    "); + if ($symb) { + $r->print(&show_grading_menu_form($symb)); + } else { + $r->print($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 { + $r->print(&mt('[_1]Error:[_2] An error ([_3]) occurred when attempting to upload the file, [_4]', + '','',$result, + ''.&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"').'')); + } + } + if ($symb) { + $r->print(&scantron_selectphase($r,$uploadedfile)); + } 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)=@_; + my $default_form_data=&defaultFormData(&get_symb($r,1)); + 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.').' +

    +'); + $r->print(&show_grading_menu_form(&get_symb($r,1))); + 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.', + '','').' +

    +'); + $r->print(&show_grading_menu_form(&get_symb($r,1))); + return ''; +} + +sub checkscantron_results { + my ($r) = @_; + my ($symb)=&get_symb($r); + if (!$symb) {return '';} + my $grading_menu_button=&show_grading_menu_form($symb); + 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($env{'form.scantron_format'}); + my ($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('

    '.$grading_menu_button); + return; +} + +sub verify_scantron_grading { + my ($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 ------------------------- # #--- Show a Grading Menu button - Calls the next routine --- sub show_grading_menu_form { - my ($symb,$url)=@_; - my $result.='
    '."\n". - ''."\n". - ''."\n". + my ($symb)=@_; + my $result.='
    '."\n". + ''."\n". + ''."\n". ''."\n". - ''."\n". + ''."\n". '
    '."\n"; return $result; } -#--- Displays the main menu page ------- -sub gradingmenu { +# -- Retrieve choices for grading form +sub savedState { + my %savedState = (); + if ($env{'form.saveState'}) { + foreach (split(/:/,$env{'form.saveState'})) { + my ($key,$value) = split(/=/,$_,2); + $savedState{$key} = $value; + } + } + return \%savedState; +} + +sub grading_menu { my ($request) = @_; - my ($symb,$url)=&get_symb_and_url($request); + my ($symb)=&get_symb($request); if (!$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 '.(split(/_/))[0].'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,$url) - if ((&Apache::lonnet::allowed('mgr',$ENV{'request.course.id'})) && ($symb)); - - return $result; + my $probTitle = &Apache::lonnet::gettitle($symb); + my ($table,undef,$hdgrade) = &showResourceInfo($symb,$probTitle); + + $request->print($table); + my %fields = ('symb'=>&Apache::lonenc::check_encrypt($symb), + 'handgrade'=>$hdgrade, + 'probTitle'=>$probTitle, + 'command'=>'submit_options', + 'saveState'=>"", + 'gradingMenu'=>1, + 'showgrading'=>"yes"); + + my $url1 = &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); + + my @menu = ({ categorytitle=>'Course Grading', + items =>[ + { linktext => 'Manual Grading/View Submissions', + url => $url1, + permission => 'F', + icon => 'edit-find-replace.png', + linktitle => 'Start the process of hand grading submissions.' + }, + { 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 => $url4, + permission => 'F', + icon => 'stat.png', + linktitle => 'Grade bubblesheet exams, upload/download bubblesheet data files, and review previously graded bubblesheet exams.' + } + ] + }); + + #$fields{'command'} = 'verify'; + #$url = &Apache::lonhtmlcommon::build_url('grades/',\%fields); + # + # Create the menu + my $Str; + # $Str .= '

    '.&mt('Please select a grading task').'

    '; + $Str .= '
    '; + $Str .= ''. + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n"; + + $Str .= Apache::lonhtmlcommon::generate_menu(@menu); + #$menudata->{'jscript'} + $Str .='
    '. + &Apache::lonnet::recprefix($env{'request.course.id'}). + '-'; + + $Str .="
    \n"; + my $receiptalert = &mt("Please enter a receipt number given by a student in the receipt box."); + $request->print(< + function checkChoice(formname,val,cmdx) { + if (val <= 2) { + var cmd = radioSelection(formname.radioChoice); + var cmdsave = cmd; + } else { + cmd = cmdx; + cmdsave = 'submission'; + } + formname.command.value = cmd; + if (val < 5) formname.submit(); + if (val == 5) { + if (!checkReceiptNo(formname,'notOK')) { + return false; + } else { + formname.submit(); + } + } + } + + function checkReceiptNo(formname,nospace) { + var receiptNo = formname.receipt.value; + var checkOpt = false; + if (nospace == "OK" && isNaN(receiptNo)) {checkOpt = true;} + if (nospace == "notOK" && (isNaN(receiptNo) || receiptNo == "")) {checkOpt = true;} + if (checkOpt) { + alert("$receiptalert"); + formname.receipt.value = ""; + formname.receipt.focus(); + return false; + } + return true; + } + +GRADINGMENUJS + &commonJSfunctions($request); + return $Str; } -#--- Menu for grading a section or the whole class --- -sub view_edit_entire_class_form { - my ($symb,$url)=@_; - my ($classlist,$sections) = &getclasslist('all','0'); - my $result.='
    '."\n"; - $result.=''."\n"; - $result.='
    '."\n"; - $result.=' View/Grade Entire Section/Class
    '."\n"; - $result.='
    '."\n". - ''."\n". - ''."\n". - ''."\n"; - $result.=' Select section: '."
    \n"; - $result.=' 
    '."\n"; - $result.='
    '."\n"; - $result.='
    '."\n"; + +#--- Displays the submissions first page ------- +sub submit_options { + my ($request) = @_; + my ($symb)=&get_symb($request); + if (!$symb) {return '';} + my $probTitle = &Apache::lonnet::gettitle($symb); + + my $receiptalert = &mt("Please enter a receipt number given by a student in the receipt box."); + $request->print(< + function checkChoice(formname,val,cmdx) { + if (val <= 2) { + var cmd = radioSelection(formname.radioChoice); + var cmdsave = cmd; + } else { + cmd = cmdx; + cmdsave = 'submission'; + } + formname.command.value = cmd; + formname.saveState.value = "saveCmd="+cmdsave+":saveSec="+pullDownSelection(formname.section)+ + ":saveSub="+pullDownSelection(formname.submitonly)+":saveStatus="+pullDownSelection(formname.Status); + if (val < 5) formname.submit(); + if (val == 5) { + if (!checkReceiptNo(formname,'notOK')) { return false;} + formname.submit(); + } + if (val < 7) formname.submit(); + } + + function checkReceiptNo(formname,nospace) { + var receiptNo = formname.receipt.value; + var checkOpt = false; + if (nospace == "OK" && isNaN(receiptNo)) {checkOpt = true;} + if (nospace == "notOK" && (isNaN(receiptNo) || receiptNo == "")) {checkOpt = true;} + if (checkOpt) { + alert("$receiptalert"); + formname.receipt.value = ""; + formname.receipt.focus(); + return false; + } + return true; + } + +GRADINGMENUJS + &commonJSfunctions($request); + my ($table,undef,$hdgrade) = &showResourceInfo($symb,$probTitle); + my $result; + my (undef,$sections) = &getclasslist('all','0'); + my $savedState = &savedState(); + my $saveCmd = ($$savedState{'saveCmd'} eq '' ? 'submission' : $$savedState{'saveCmd'}); + my $saveSec = ($$savedState{'saveSec'} eq '' ? 'all' : $$savedState{'saveSec'}); + my $saveSub = ($$savedState{'saveSub'} eq '' ? 'all' : $$savedState{'saveSub'}); + my $saveStatus = ($$savedState{'saveStatus'} eq '' ? 'Active' : $$savedState{'saveStatus'}); + + # Preselect sections + my $selsec=""; + if (ref($sections)) { + foreach my $section (sort(@$sections)) { + $selsec.=''."\n"; + } + } + + $result.='
    '."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + ''."\n"; + + $result.=' +

    + '.&mt('Grade Current Resource').' +

    +
    + '.$table.' +
    + +
    + +
    + + '.&mt('Sections').' + +   '; + $result.=' +
    + +
    + + '.&mt('Groups').' + + '.&Apache::lonstatistics::GroupSelect('group','multiple',5).' +
    + +
    + + '.&mt('Access Status').' + + '.&Apache::lonhtmlcommon::StatusOptions($saveStatus,undef,5,undef,'mult').' +
    + +
    + + '.&mt('Submission Status').' + + +
    + +
    + +
    +
    +
    + +
    +
    + +
    +
    + +
    +
    + + +

    + '.&mt('Grade Complete Folder for One Student').' +

    +
    +
    + +
    +
    + +
    +
    +
    '; + $result .= &show_grading_menu_form($symb); return $result; } -#--- Menu to upload a csv scores --- -sub upcsvScores_form { - my ($symb,$url) = @_; +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 ($r)=@_; + my ($symb)=&get_symb($r); if (!$symb) {return '';} - my $result.='
    '."\n"; - $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(); - $result.=<
    '."\n"; +# Attempt to restore parameters from last session, set defaults if not present + my %Saveable_Parameters=&clicker_grading_parameters(); + &Apache::loncommon::restore_course_settings('grades_clicker', + \%Saveable_Parameters); + if (!$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("Upload 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); + $result.=< +function sanitycheck() { +// Accept only integer percentages + document.forms.gradesupload.pcorrect.value=Math.round(document.forms.gradesupload.pcorrect.value); + document.forms.gradesupload.pincorrect.value=Math.round(document.forms.gradesupload.pincorrect.value); +// Find out grading choice + for (i=0; i
    - - -$upfile_select -
      + + + + +
    +
    +
    +
    + +
    +
        + + +
    +
    +
    ENDUPFORM - $result.='
    '."\n"; - $result.='
    '."\n"; + $result.=''."\n". + '

    '."\n"; + $result.=&show_grading_menu_form($symb); return $result; } -#--- Handgrading problems --- -sub viewGradeaStu_form { - my ($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". - ''."\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 $result; +sub process_clicker_file { + my ($r)=@_; + my ($symb)=&get_symb($r); + if (!$symb) {return '';} + + my %Saveable_Parameters=&clicker_grading_parameters(); + &Apache::loncommon::store_course_settings('grades_clicker', + \%Saveable_Parameters); + + my ($result) = &showResourceInfo($symb,$env{'form.probTitle'}); + if (($env{'form.gradingmechanism'} eq 'specific') && ($env{'form.specificid'}!~/\w/)) { + $result.=''.&mt('You need to specify a clicker ID for the correct answer').''; + return $result.&show_grading_menu_form($symb); + } + if (($env{'form.gradingmechanism'} eq 'given') && ($env{'form.givenanswer'}!~/\S/)) { + $result.=''.&mt('You need to specify the correct answer').''; + return $result.&show_grading_menu_form($symb); + } + my $foundgiven=0; + if ($env{'form.gradingmechanism'} eq 'given') { + $env{'form.givenanswer'}=~s/^\s*//gs; + $env{'form.givenanswer'}=~s/\s*$//gs; + $env{'form.givenanswer'}=~s/[^a-zA-Z0-9\.\*\-\+]+/\,/g; + $env{'form.givenanswer'}=uc($env{'form.givenanswer'}); + my @answers=split(/\,/,$env{'form.givenanswer'}); + $foundgiven=$#answers+1; + } + my %clicker_ids=&gather_clicker_ids(); + my %correct_ids; + if ($env{'form.gradingmechanism'} eq 'personnel') { + %correct_ids=&gather_adv_clicker_ids(); + } + if ($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 { + 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 $result.&show_grading_menu_form($symb); + } + } + 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 $result.&show_grading_menu_form($symb); + } + +# Were able to get all the info needed, now analyze the file + + $result.=&Apache::loncommon::studentbrowser_javascript(); + $symb = &Apache::lonenc::check_encrypt($symb); + my $heading=&mt('Scanning clicker file'); + $result.=(<
    +
    +$heading
    +
    + + + + + + + +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 $result.&show_grading_menu_form($symb); + } +# 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! + $result.="\n
    ".&mt('Clicker registered more than once').": ".$id."
    "; + $result.="\n".''. + "'; + $unknown_count++; + } else { +# Good: found one and only one user with the right clicker + $result.="\n".''; + $student_count++; + } + } else { + $result.="\n
    ".&mt('Unregistered Clicker')." ".$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.='
    '."\n". + '


    '."\n"; + return $result.&show_grading_menu_form($symb); +} + +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,$number); } -#--- Form to input a receipt number --- -sub verifyReceipt_form { - my ($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 $result; +sub interwrite_eval { + my ($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}}); + $$responses{$id}=~s/^\s*\,//; + } + return ($errormsg,$number); +} + +sub assign_clicker_grades { + my ($r)=@_; + my ($symb)=&get_symb($r); + if (!$symb) {return '';} +# See which part we are saving to + my $res_error; + my ($partlist,$handgrade,$responseType) = &response_type($symb,\$res_error); + if ($res_error) { + return &navmap_errormsg(); + } +# FIXME: This should probably look for the first handgradeable part + my $part=$$partlist[0]; +# Start screen output + my ($result) = &showResourceInfo($symb,$env{'form.probTitle'}); + + $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[$i]) { + if ($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()."

    \n"; + return $result.&show_grading_menu_form($symb); +} + +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 handler { my $request=$_[0]; - - if ($ENV{'browser.mathml'}) { - $request->content_type('text/xml'); - } else { - $request->content_type('text/html'); + &reset_caches(); + if ($request->header_only) { + &Apache::loncommon::content_type($request,'text/html'); + $request->send_http_header; + return OK; } - $request->send_http_header; - return '' 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 $symb=&get_symb($request,1); + 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)); + } + + $ssi_error = 0; + my $brcrum = [{href=>"/adm/grades",text=>"Grading"}]; + my $start_page = &Apache::loncommon::start_page('Grading',undef, + {'bread_crumbs' => $brcrum}); + if ($symb eq '' && $command eq '') { + if ($env{'user.adv'}) { + &Apache::loncommon::content_type($request,'text/html'); + $request->send_http_header; + $request->print($start_page); + 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(/\_\_\_/,$tsymb); + my ($map,$id,$url)=&Apache::lonnet::decode_symb($tsymb); if (&Apache::lonnet::allowed('mgr',$tcrsid)) { - $request->print( - &Apache::lonnet::ssi('/res/'.$url, - ('grade_username' => $tuname, - 'grade_domain' => $tudom, - 'grade_courseid' => $tcrsid, - 'grade_symb' => $tsymb))); + $request->print(&ssi_with_retries('/res/'.$url, $ssi_retries, + ('grade_username' => $tuname, + 'grade_domain' => $tudom, + 'grade_courseid' => $tcrsid, + 'grade_symb' => $tsymb))); } else { - $request->print('

    Not authorized: '.$token.'

    '); - } + $request->print('

    Not authorized: '.$token.'

    '); + } } else { - $request->print('

    Not a valid DocID: '.$token.'

    '); + $request->print('

    Not a valid DocID: '.$token.'

    '); } } else { $request->print(&Apache::lonxml::tokeninputfield()); } - } + } elsif ($env{'request.course.id'}) { + &init_perm(); + if (!%perm) { + $request->internal_redirect('/adm/quickgrades'); + } else { + &Apache::loncommon::content_type($request,'text/html'); + $request->send_http_header; + $request->print($start_page); + } + } } 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') { + &init_perm(); + if (!$env{'request.course.id'}) { + unless ((&Apache::lonnet::allowed('usc',$env{'request.role.domain'})) && + ($command =~ /^scantronupload/)) { + # Not in a course. + $env{'user.error.msg'}="/adm/grades::vgr:0:0:Cannot display grades page outside course context"; + return HTTP_NOT_ACCEPTABLE; + } + } elsif (!%perm) { + $request->internal_redirect('/adm/quickgrades'); + } + &Apache::loncommon::content_type($request,'text/html'); + $request->send_http_header; + $request->print($start_page); + if ($command eq 'submission' && $perm{'vgr'}) { + ($env{'form.student'} eq '' ? &listStudents($request) : &submission($request,0,0)); + } elsif ($command eq 'pickStudentPage' && $perm{'vgr'}) { + &pickStudentPage($request); + } elsif ($command eq 'displayPage' && $perm{'vgr'}) { + &displayPage($request); + } elsif ($command eq 'gradeByPage' && $perm{'mgr'}) { + &updateGradeByPage($request); + } elsif ($command eq 'processGroup' && $perm{'vgr'}) { &processGroup($request); - } elsif ($command eq 'gradingmenu') { - $request->print(&gradingmenu($request)); - } elsif ($command eq 'viewgrades') { + } elsif ($command eq 'gradingmenu' && $perm{'vgr'}) { + $request->print(&grading_menu($request)); + } elsif ($command eq 'submit_options' && $perm{'vgr'}) { + $request->print(&submit_options($request)); + } elsif ($command eq 'viewgrades' && $perm{'vgr'}) { $request->print(&viewgrades($request)); - } elsif ($command eq 'handgrade') { + } elsif ($command eq 'handgrade' && $perm{'mgr'}) { $request->print(&processHandGrade($request)); - } elsif ($command eq 'editgrades') { + } elsif ($command eq 'editgrades' && $perm{'mgr'}) { $request->print(&editgrades($request)); - } elsif ($command eq 'verify') { + } elsif ($command eq 'verify' && $perm{'vgr'}) { $request->print(&verifyreceipt($request)); - } elsif ($command eq 'csvupload') { + } elsif ($command eq 'processclicker' && $perm{'mgr'}) { + $request->print(&process_clicker($request)); + } elsif ($command eq 'processclickerfile' && $perm{'mgr'}) { + $request->print(&process_clicker_file($request)); + } elsif ($command eq 'assignclickergrades' && $perm{'mgr'}) { + $request->print(&assign_clicker_grades($request)); + } elsif ($command eq 'csvform' && $perm{'mgr'}) { + $request->print(&upcsvScores_form($request)); + } elsif ($command eq 'csvupload' && $perm{'mgr'}) { $request->print(&csvupload($request)); - } elsif ($command eq 'viewclasslist') { - $request->print(&viewclasslist($request)); - } elsif ($command eq 'csvuploadmap') { + } elsif ($command eq 'csvuploadmap' && $perm{'mgr'} ) { $request->print(&csvuploadmap($request)); - } elsif ($command eq 'csvuploadassign') { - if ($ENV{'form.associate'} ne 'Reverse Association') { - $request->print(&csvuploadassign($request)); + } elsif ($command eq 'csvuploadoptions' && $perm{'mgr'}) { + if ($env{'form.associate'} ne 'Reverse Association') { + $request->print(&csvuploadoptions($request)); } else { - if ( $ENV{'form.upfile_associate'} ne 'reverse' ) { - $ENV{'form.upfile_associate'} = 'reverse'; + if ( $env{'form.upfile_associate'} ne 'reverse' ) { + $env{'form.upfile_associate'} = 'reverse'; } else { - $ENV{'form.upfile_associate'} = 'forward'; + $env{'form.upfile_associate'} = 'forward'; } $request->print(&csvuploadmap($request)); } - } else { - $request->print("Unknown action: $command:"); - } - } - &send_footer($request); - return ''; -} - -sub send_header { - my ($request)= @_; - $request->print(&Apache::lontexconvert::header()); -# $request->print(" -#"); - $request->print(''); -} - -sub send_footer { - my ($request)= @_; - $request->print(''); - $request->print(&Apache::lontexconvert::footer()); + } elsif ($command eq 'csvuploadassign' && $perm{'mgr'} ) { + $request->print(&csvuploadassign($request)); + } elsif ($command eq 'scantron_selectphase' && $perm{'mgr'}) { + $request->print(&scantron_selectphase($request)); + } elsif ($command eq 'scantron_warning' && $perm{'mgr'}) { + $request->print(&scantron_do_warning($request)); + } elsif ($command eq 'scantron_validate' && $perm{'mgr'}) { + $request->print(&scantron_validate_file($request)); + } elsif ($command eq 'scantron_process' && $perm{'mgr'}) { + $request->print(&scantron_process_students($request)); + } elsif ($command eq 'scantronupload' && + (&Apache::lonnet::allowed('usc',$env{'request.role.domain'})|| + &Apache::lonnet::allowed('usc',$env{'request.course.id'}))) { + $request->print(&scantron_upload_scantron_data($request)); + } elsif ($command eq 'scantronupload_save' && + (&Apache::lonnet::allowed('usc',$env{'request.role.domain'})|| + &Apache::lonnet::allowed('usc',$env{'request.course.id'}))) { + $request->print(&scantron_upload_scantron_data_save($request)); + } elsif ($command eq 'scantron_download' && + &Apache::lonnet::allowed('usc',$env{'request.course.id'})) { + $request->print(&scantron_download_scantron_data($request)); + } elsif ($command eq 'checksubmissions' && $perm{'vgr'}) { + $request->print(&checkscantron_results($request)); + } elsif ($command) { + $request->print('

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

    '); + } + } + if ($ssi_error) { + &ssi_print_error($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 bubblesheet information. + + The parsed scanline hash is added to %env + + Then foreach unskipped scanline it does an &Apache::lonnet::ssi() + foreach resource , with the form data of + + 'submitted' =>'scantron' + 'grade_target' =>'grade', + 'grade_username'=> username of student + 'grade_domain' => domain of student + 'grade_courseid'=> of course + 'grade_symb' => symb of resource to grade + + This triggers a grading pass. The problem grading code takes care + of converting the bubbled letter information (now in %env) into a + valid submission. + +=item scantron_upload_scantron_data() : + + Creates the screen for adding a new bubblesheet data file to a course. + +=item scantron_upload_scantron_data_save() : + + Adds a provided bubble information data file to the course if user + has the correct privileges to do so. + +=item valid_file() : + + Validates that the requested bubble data file exists in the course. + +=item scantron_download_scantron_data() : + + Shows a list of the three internal files (original, corrected, + skipped) for a specific bubblesheet data file that exists in the + course. + +=item scantron_validate_ID() : + + Validates all scanlines in the selected file to not have any + invalid or underspecified student/employee IDs + +=item navmap_errormsg() : + + Returns HTML mark-up inside a
    with a link to re-initialize the course. + Should be called whenever the request to instantiate a navmap object fails. + +=back + +=cut