--- loncom/homework/grades.pm 2008/02/06 16:32:30 1.510 +++ loncom/homework/grades.pm 2008/06/25 11:59:59 1.525 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # The LON-CAPA Grading handler # -# $Id: grades.pm,v 1.510 2008/02/06 16:32:30 raeburn Exp $ +# $Id: grades.pm,v 1.525 2008/06/25 11:59:59 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -47,8 +47,91 @@ 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 $ssi_error_message; + + +# Do an ssi with retries: +# While I'd love to factor out this with the vesrion in lonprintout, +# that would either require a data coupling between modules, which I refuse to perpetuate +# (there's quite enough of that already), or would require the invention of another infrastructure +# I'm not quite ready to invent (e.g. an ssi_with_retry object). +# +# At least the logic that drives this has been pulled out into loncommon. + + +# +# ssi_with_retries - Does the server side include of a resource. +# if the ssi call returns an error we'll retry it up to +# the number of times requested by the caller. +# If we still have a proble, no text is appended to the +# output and we set some global variables. +# to indicate to the caller an SSI error occurred. +# All of this is supposed to deal with the issues described +# in LonCAPA BZ 5631 see: +# http://bugs.lon-capa.org/show_bug.cgi?id=5631 +# by informing the user that this happened. +# +# Parameters: +# resource - The resource to include. This is passed directly, without +# interpretation to lonnet::ssi. +# form - The form hash parameters that guide the interpretation of the resource +# +# retries - Number of retries allowed before giving up completely. +# Returns: +# On success, returns the rendered resource identified by the resource parameter. +# Side Effects: +# The following global variables can be set: +# ssi_error - If an unrecoverable error occurred this becomes true. +# It is up to the caller to initialize this to false +# if desired. +# ssi_error_resource - If an unrecoverable error occurred, this is the value +# of the resource that could not be rendered by the ssi +# call. +# ssi_error_message - The error string fetched from the ssi response +# in the event of an error. +# +sub ssi_with_retries { + my ($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; +} + # # --- Retrieve the parts from the metadata file.--- sub getpartlist { @@ -157,8 +240,8 @@ sub showResourceInfo { my %resptype = (); my $hdgrade='no'; my %partsseen; - foreach my $partID (sort keys(%$responseType)) { - foreach my $resID (sort keys(%{ $responseType->{$partID} })) { + 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'); @@ -195,27 +278,28 @@ sub reset_caches { } sub get_analyze { - my ($symb,$uname,$udom)=@_; + my ($symb,$uname,$udom,$no_increment)=@_; my $key = "$symb\0$uname\0$udom"; return $analyze_cache{$key} if (exists($analyze_cache{$key})); my (undef,undef,$url)=&Apache::lonnet::decode_symb($symb); $url=&Apache::lonnet::clutter($url); - my $subresult=&Apache::lonnet::ssi($url, - ('grade_target' => 'analyze'), - ('grade_domain' => $udom), - ('grade_symb' => $symb), - ('grade_courseid' => - $env{'request.course.id'}), - ('grade_username' => $uname)); + my $subresult=&ssi_with_retries($url, $ssi_retries, + ('grade_target' => 'analyze', + 'grade_domain' => $udom, + 'grade_symb' => $symb, + 'grade_courseid' => + $env{'request.course.id'}, + 'grade_username' => $uname, + 'grade_noincrement' => $no_increment)); (undef,$subresult)=split(/_HASH_REF__/,$subresult,2); my %analyze=&Apache::lonnet::str2hash($subresult); return $analyze_cache{$key} = \%analyze; } sub get_order { - my ($partid,$respid,$symb,$uname,$udom)=@_; - my $analyze = &get_analyze($symb,$uname,$udom); + my ($partid,$respid,$symb,$uname,$udom,$no_increment)=@_; + my $analyze = &get_analyze($symb,$uname,$udom,$no_increment); return $analyze->{"$partid.$respid.shown"}; } @@ -947,7 +1031,7 @@ LISTJAVASCRIPT ' '.$section.($group ne '' ?'/'.$group:'').''."\n"; if ($env{'form.showgrading'} eq 'yes' && $submitonly ne 'all') { - foreach (sort keys(%status)) { + foreach (sort(keys(%status))) { next if ($_ =~ /^resource.*?submitted_by$/); $gradeTable.=' '.&mt($status{$_}).' '."\n"; } @@ -1759,9 +1843,9 @@ sub download_all_link { join("\n",&Apache::loncommon::get_env_multiple('form.vPart')); my $identifier = &Apache::loncommon::get_cgi_id(); - &Apache::lonnet::appenv('cgi.'.$identifier.'.students' => $all_students, - 'cgi.'.$identifier.'.symb' => $symb, - 'cgi.'.$identifier.'.parts' => $parts,); + &Apache::lonnet::appenv({'cgi.'.$identifier.'.students' => $all_students, + 'cgi.'.$identifier.'.symb' => $symb, + 'cgi.'.$identifier.'.parts' => $parts,}); $r->print(''. &mt('Download All Submitted Documents').''); return @@ -2142,8 +2226,8 @@ KEYWORDS $seen{$partid}++; next if ($$handgrade{$part_resp} ne 'yes' && $env{'form.lastSub'} eq 'hdgrade'); - push @partlist,$partid; - push @gradePartRespid,$partid.'.'.$respid; + push(@partlist,$partid); + push(@gradePartRespid,$partid.'.'.$respid); $request->print(&gradeBox($request,$symb,$uname,$udom,$counter,$partid,\%record)); } $request->print(''); @@ -2470,7 +2554,7 @@ sub processHandGrade { my (@parsedlist,@nextlist); my ($nextflg) = 0; - foreach (sort + foreach my $item (sort { if (lc($$fullname{$a}) ne lc($$fullname{$b})) { return (lc($$fullname{$a}) cmp lc($$fullname{$b})); @@ -2478,12 +2562,12 @@ sub processHandGrade { 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; @@ -2506,11 +2590,11 @@ sub processHandGrade { my $submitted = 0; my $ungraded = 0; my $incorrect = 0; - foreach (keys(%status)) { - $submitted = 1 if ($status{$_} ne 'nothing'); - $ungraded = 1 if ($status{$_} =~ /^ungraded/); - $incorrect = 1 if ($status{$_} =~ /^incorrect/); - my ($foo,$partid,$foo1) = split(/\./,$_); + 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 '') { $submitted = 0; } @@ -2521,7 +2605,7 @@ sub processHandGrade { next if (!$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++; } @@ -2529,7 +2613,7 @@ sub processHandGrade { $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'} = $udom; @@ -2575,7 +2659,7 @@ sub saveHandGrade { } } elsif ($dropMenu eq 'reset status' && exists($record{'resource.'.$new_part.'.solved'})) { #don't bother if no old records -> no attempts - foreach my $key (keys (%record)) { + foreach my $key (keys(%record)) { if ($key=~/^resource\.\Q$new_part\E\./) { $newrecord{$key} = ''; } } $newrecord{'resource.'.$new_part.'.regrader'}= @@ -2610,7 +2694,7 @@ sub saveHandGrade { &handback_files($request,$symb,$stuname,$domain,$newflg,$new_part,\%newrecord); next; } else { - push @parts_graded, $new_part; + push(@parts_graded,$new_part); } if ($record{'resource.'.$new_part.'.awarded'} ne $partial) { $newrecord{'resource.'.$new_part.'.awarded'} = $partial; @@ -2637,7 +2721,7 @@ sub saveHandGrade { $record{'resource.'.$new_part.'.solved'} eq 'incorrect_by_override' || $dropMenu eq 'reset status') { - push (@version_parts,$new_part); + push(@version_parts,$new_part); } } my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; @@ -2685,7 +2769,7 @@ sub check_and_remove_from_queue { sub handback_files { my ($request,$symb,$stuname,$domain,$newflg,$new_part,$newrecord) = @_; - my $portfolio_root = &propath($domain,$stuname).'/userfiles/portfolio'; + my $portfolio_root = '/userfiles/portfolio'; my ($partlist,$handgrade,$responseType) = &response_type($symb); my @part_response_id = &flatten_responseType($responseType); @@ -2703,7 +2787,8 @@ sub handback_files { my ($answer_name,$answer_ver,$answer_ext) = &file_name_version_ext($answer_file); my ($portfolio_path) = ($directory =~ /^.+$stuname\/portfolio(.*)/); - my @dir_list = &Apache::lonnet::dirlist($portfolio_path,$domain,$stuname,$portfolio_root); + my $getpropath = 1; + my @dir_list = &Apache::lonnet::dirlist($portfolio_root.$portfolio_path,$domain,$stuname,$getpropath); my $version = &get_next_version($answer_name, $answer_ext, \@dir_list); # fix file name my ($save_file_name) = (($directory.$answer_name.".$version.".$answer_ext) =~ /^.+\/${stuname}\/(.*)/); @@ -2809,7 +2894,7 @@ sub decrement_aggs { if ($aggtries == $totaltries) { $decrement{'users'} = 1; } - foreach my $type (keys (%decrement)) { + foreach my $type (keys(%decrement)) { $$aggregate{$symb."\0".$part."\0".$type} = -$decrement{$type}; } return; @@ -2839,8 +2924,7 @@ sub version_portfiles { my $version_parts = join('|',@$v_flag); my @returned_keys; my $parts = join('|', @$parts_graded); - my $portfolio_root = &propath($domain,$stu_name). - '/userfiles/portfolio'; + my $portfolio_root = '/userfiles/portfolio'; foreach my $key (keys(%$record)) { my $new_portfiles; if ($key =~ /^resource\.($version_parts)\./ && $key =~ /\.portfiles$/ ) { @@ -2851,7 +2935,8 @@ sub version_portfiles { my ($directory,$answer_file) =($file =~ /^(.*?)([^\/]*)$/); my ($answer_name,$answer_ver,$answer_ext) = &file_name_version_ext($answer_file); - my @dir_list = &Apache::lonnet::dirlist($directory,$domain,$stu_name,$portfolio_root); + my $getpropath = 1; + my @dir_list = &Apache::lonnet::dirlist($portfolio_root.$directory,$domain,$stu_name,$getpropath); my $version = &get_next_version($answer_name, $answer_ext, \@dir_list); my $new_answer = &version_selected_portfile($domain, $stu_name, $directory, $answer_file, $version); if ($new_answer ne 'problem getting file') { @@ -3210,7 +3295,7 @@ sub viewgrades { $display =~ s|^Number of Attempts|Tries
|; # makes the column narrower if (!$display) { $display = &Apache::lonnet::metadata($url,$part.'.name'); } my ($partid) = &split_part_type($part); - push(@partids, $partid); + push(@partids,$partid); my $display_part=&get_display_part($partid,$symb); if ($display =~ /^Partial Credit Factor/) { $result.=''. @@ -3364,7 +3449,7 @@ sub editgrades { my $header; while ($ctr < $env{'form.totalparts'}) { my $partid = $env{'form.partid_'.$ctr}; - push @partid,$partid; + push(@partid,$partid); $weight{$partid} = $env{'form.weight_'.$partid}; $ctr++; } @@ -4326,6 +4411,7 @@ sub displaySubByDates { } my $interaction; + my $no_increment = 1; for ($version=1;$version<=$$record{'version'};$version++) { my $timestamp = &Apache::lonlocal::locallocaltime($$record{$version.':timestamp'}); @@ -4369,7 +4455,8 @@ sub displaySubByDates { if (!exists($orders{$partid})) { $orders{$partid}={}; } if (!exists($orders{$partid}->{$responseId})) { $orders{$partid}->{$responseId}= - &get_order($partid,$responseId,$symb,$uname,$udom); + &get_order($partid,$responseId,$symb,$uname,$udom, + $no_increment); } $displaySub[0].='  '. &cleanRecord($$record{$version.':'.$matchKey},$responseType,$symb,$partid,$responseId,$record,$orders{$partid}->{$responseId},"$version:",$uname,$udom).'
'; @@ -4751,8 +4838,9 @@ sub get_response_bubbles { sub scantron_filenames { my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'}; my $cname=$env{'course.'.$env{'request.course.id'}.'.num'}; + my $getpropath = 1; my @files=&Apache::lonnet::dirlist('userfiles',$cdom,$cname, - &propath($cdom,$cname)); + $getpropath); my @possiblenames; foreach my $filename (sort(@files)) { ($filename)=split(/&/,$filename); @@ -4795,19 +4883,76 @@ sub scantron_uploads { =cut sub scantron_scantab { - my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab'); my $result=''."\n"; - return $result; } +=pod + +=item get_scantronformat_file + + Returns an array containing lines from the scantron format file for + the domain of the course. + + If a url for a custom.tab file is listed in domain's configuration.db, + lines are from this file. + + Otherwise, if a default.tab has been published in RES space by the + domainconfig user, lines are from this file. + + Otherwise, fall back to getting lines from the legacy file on the + local server: /home/httpd/lonTabs/default_scantronformat.tab + +=cut + +sub get_scantronformat_file { + my $cdom= $env{'course.'.$env{'request.course.id'}.'.domain'}; + my %domconfig = &Apache::lonnet::get_dom('configuration',['scantron'],$cdom); + my $gottab = 0; + my @lines; + if (ref($domconfig{'scantron'}) eq 'HASH') { + if ($domconfig{'scantron'}{'scantronformat'} ne '') { + my $formatfile = &Apache::lonnet::getfile($Apache::lonnet::perlvar{'lonDocRoot'}.$domconfig{'scantron'}{'scantronformat'}); + if ($formatfile ne '-1') { + @lines = split("\n",$formatfile,-1); + $gottab = 1; + } + } + } + if (!$gottab) { + my $confname = $cdom.'-domainconfig'; + my $default = $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/'.$cdom.'/'.$confname.'/default.tab'; + my $formatfile = &Apache::lonnet::getfile($default); + if ($formatfile ne '-1') { + @lines = split("\n",$formatfile,-1); + $gottab = 1; + } + } + if (!$gottab) { + my @domains = &Apache::lonnet::current_machine_domains(); + if (grep(/^\Q$cdom\E$/,@domains)) { + my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab'); + @lines = <$fh>; + close($fh); + } else { + my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/default_scantronformat.tab'); + @lines = <$fh>; + close($fh); + } + } + return @lines; +} + =pod =item scantron_CODElist @@ -4881,6 +5026,8 @@ sub scantron_selectphase { my $CODE_unique=&scantron_CODEunique(); my $result; + $ssi_error = 0; + # Chunk of form to prompt for a file to grade and how: $result.= ' @@ -5001,8 +5148,37 @@ sub scantron_selectphase { '); &Apache::lonpickcode::code_list($r,2); + + $r>print('
'. + $default_form_data."\n". + &Apache::loncommon::start_data_table('LC_scantron_action')."\n". + &Apache::loncommon::start_data_table_header_row()."\n". + ' +  '.&mt('Review scantron data and submissions for a previously graded folder/sequence')."\n". + ''."\n". + &Apache::loncommon::end_data_table_header_row()."\n". + &Apache::loncommon::start_data_table_row()."\n". + ' '.&mt('Graded folder/sequence:').' '."\n". + ' '.$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". + ''."\n". + ''."\n". + ''."\n". + ''."\n". + &Apache::loncommon::end_data_table_row()."\n". + &Apache::loncommon::end_data_table()."\n". + '

'); $r->print($grading_menu_button); - return + return; } =pod @@ -5064,10 +5240,10 @@ sub scantron_selectphase { sub get_scantron_config { my ($which) = @_; - my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab'); + my @lines = &get_scantronformat_file(); my %config; #FIXME probably should move to XML it has already gotten a bit much now - foreach my $line (<$fh>) { + foreach my $line (@lines) { my ($name,$descrip)=split(/:/,$line); if ($name ne $which ) { next; } chomp($line); @@ -6037,8 +6213,7 @@ sub scantron_validate_file { } if (!$stop) { my $warning=&scantron_warning_screen('Start Grading'); - $r->print(' -'.&mt('Validation process complete.').'
+ $r->print(&mt('Validation process complete.').'
'.$warning.' @@ -6675,7 +6850,7 @@ ENDSCRIPT foreach my $question (@{$arg}) { my @linenums = &prompt_for_corrections($r,$question,$scan_config, $scan_record, $error); - push (@lines_to_correct,@linenums); + push(@lines_to_correct,@linenums); } $r->print(&verify_bubbles_checked(@lines_to_correct)); } elsif ($error eq 'missingbubble') { @@ -6695,7 +6870,7 @@ ENDSCRIPT foreach my $question (@{$arg}) { my @linenums = &prompt_for_corrections($r,$question,$scan_config, $scan_record, $error); - push (@lines_to_correct,@linenums); + push(@lines_to_correct,@linenums); } $r->print(&verify_bubbles_checked(@lines_to_correct)); } else { @@ -6853,7 +7028,7 @@ sub prompt_for_corrections { my $selected = $$scan_record{"scantron.$current_line.answer"}; &scantron_bubble_selector($r,$scan_config,$current_line, $questionnum,$error,split('', $selected)); - push (@linenums,$current_line); + push(@linenums,$current_line); $current_line++; } if ($lines > 1) { @@ -7069,7 +7244,7 @@ sub scantron_validate_CODE { $line,'duplicateCODE',$usedCODEs{$CODE}); return(1,$currentphase); } - push (@{$usedCODEs{$CODE}},$$scan_record{'scantron.PaperID'}); + push(@{$usedCODEs{$CODE}},$$scan_record{'scantron.PaperID'}); } return (0,$currentphase+1); } @@ -7156,47 +7331,60 @@ sub scantron_get_maxbubble { my $response_number = 0; my $bubble_line = 0; foreach my $resource (@resources) { + my $symb = $resource->symb(); + + my (@parts,@allparts,@possible_parts); + # Need to retrieve part IDs and response IDs because essayresponse, # reactionresponse and organicresponse items are not included in # $analysis{'parts'} from lonnet::ssi. - my %possible_part_ids; - if (ref($resource->parts()) eq 'ARRAY') { + if (ref($resource->parts()) eq 'ARRAY') { foreach my $part (@{$resource->parts()}) { - my @resp_ids = $resource->responseIds($part); - foreach my $id (@resp_ids) { - $possible_part_ids{$part.'.'.$id} = 1; + if (!&Apache::loncommon::check_if_partid_hidden($part,$symb,$udom,$uname)) { + my @resp_ids = $resource->responseIds($part); + foreach my $id (@resp_ids) { + my $part_id = $part.'.'.$id; + push(@possible_parts,$part_id); + } } } } - my $result=&Apache::lonnet::ssi($resource->src(), - ('symb' => $resource->symb()), - ('grade_target' => 'analyze'), - ('grade_courseid' => $cid), - ('grade_domain' => $udom), - ('grade_username' => $uname)); - my (undef, $an) = - split(/_HASH_REF__/,$result, 2); - my @parts; + my $result=&ssi_with_retries($resource->src(), $ssi_retries, + ('symb' => $symb, + 'grade_target' => 'analyze', + 'grade_courseid' => $cid, + 'grade_domain' => $udom, + 'grade_username' => $uname)); + my (undef, $an) = + split(/_HASH_REF__/,$result, 2); my %analysis = &Apache::lonnet::str2hash($an); if (ref($analysis{'parts'}) eq 'ARRAY') { - @parts = @{$analysis{'parts'}}; + foreach my $part (@{$analysis{'parts'}}) { + my ($id,$respid) = split(/\./,$part); + if (!&Apache::loncommon::check_if_partid_hidden($id,$symb,$udom,$uname)) { + push(@parts,$part); + } + } } - # Add part_ids for any essayresponse items. - foreach my $part_id (keys(%possible_part_ids)) { - if (($analysis{$part_id.'.type'} eq 'essayresponse') || - ($analysis{$part_id.'.type'} eq 'reactionresponse') || - ($analysis{$part_id.'.type'} eq 'organicresponse')) { - if (!grep(/^\Q$part_id\E$/,@parts)) { - push (@parts,$part_id); + # Add part_ids for any essayresponse, reactionresponse or + # organicresponse items. + foreach my $part_id (@possible_parts) { + if (grep(/^\Q$part_id\E$/,@parts)) { + push(@allparts,$part_id); + } else { + if (($analysis{$part_id.'.type'} eq 'essayresponse') || + ($analysis{$part_id.'.type'} eq 'reactionresponse') || + ($analysis{$part_id.'.type'} eq 'organicresponse')) { + push(@allparts,$part_id); } } } - foreach my $part_id (@parts) { - my $lines = $analysis{"$part_id.bubble_lines"}; + foreach my $part_id (@allparts) { + my $lines; # TODO - make this a persistent hash not an array. @@ -7223,8 +7411,8 @@ sub scantron_get_maxbubble { $numshown = scalar(@{$analysis{$part_id.'.shown'}}); } my $bubbles_per_line = 10; - my $inner_bubble_lines = int($numshown/$bubbles_per_line); - if (($numshown % $bubbles_per_line) != 0) { + my $inner_bubble_lines = int($numbub/$bubbles_per_line); + if (($numbub % $bubbles_per_line) != 0) { $inner_bubble_lines++; } for (my $i=0; $i<$numshown; $i++) { @@ -7232,6 +7420,9 @@ sub scantron_get_maxbubble { $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} = $bubble_line; @@ -7342,9 +7533,12 @@ sub scantron_validate_missingbubbles { sub scantron_process_students { my ($r) = @_; + my (undef,undef,$sequence)=&Apache::lonnet::decode_symb($env{'form.selectpage'}); my ($symb)=&get_symb($r); - if (!$symb) {return '';} + if (!$symb) { + return ''; + } my $default_form_data=&defaultFormData($symb); my %scantron_config=&get_scantron_config($env{'form.scantron_format'}); @@ -7365,6 +7559,7 @@ SCANTRONFORM my @delayqueue; my %completedstudents; + my $lock=&Apache::lonnet::set_lock(&mt('Grading bubblesheet exam')); my $count=&get_todo_count($scanlines,$scan_data); my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,'Scantron Status', 'Scantron Progress',$count, @@ -7376,6 +7571,18 @@ SCANTRONFORM my ($uname,$udom,$started); &scantron_get_maxbubble(); # Need the bubble lines array to parse. + + + # If an ssi failed in scantron_get_maxbubble, put an error message out to + # the user and return. + + if ($ssi_error) { + $r->print(""); + &ssi_print_error($r); + $r->print(&show_grading_menu_form($symb)); + &Apache::lonnet::remove_lock($lock); + return ''; # Dunno why the other returns return '' rather than just returning. + } while ($i<$scanlines->{'count'}) { ($uname,$udom)=('',''); @@ -7403,7 +7610,7 @@ SCANTRONFORM ($uname,$udom)=split(/:/,$uname); &Apache::lonxml::clear_problem_counter(); - &Apache::lonnet::appenv(%$scan_record); + &Apache::lonnet::appenv($scan_record); if (&scantron_clear_skip($scanlines,$scan_data,$i)) { &scantron_putfile($scanlines,$scan_data); @@ -7424,10 +7631,17 @@ SCANTRONFORM $form{'CODE'}=$scan_record->{'scantron.CODE'}; } else { $form{'CODE'}=''; + } + my $result=&ssi_with_retries($resource->src(), $ssi_retries, %form); + if ($ssi_error) { + $ssi_error = 0; # So end of handler error message does not trigger. + $r->print(""); + &ssi_print_error($r); + $r->print(&show_grading_menu_form($symb)); + &Apache::lonnet::remove_lock($lock); + return ''; # Why return ''? Beats me. } - my $result=&Apache::lonnet::ssi($resource->src(),%form); - if ($result ne '') { - } + if (&Apache::loncommon::connection_aborted($r)) { last; } } $completedstudents{$uname}={'line'=>$line}; @@ -7437,6 +7651,7 @@ SCANTRONFORM &Apache::lonnet::delenv('scantron\.'); } &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state); + &Apache::lonnet::remove_lock($lock); # my $lasttime = &Time::HiRes::time()-$start; # $r->print("

took $lasttime

"); @@ -7627,6 +7842,271 @@ sub scantron_download_scantron_data { 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 = ( + A => 1, + B => 2, + C => 3, + D => 4, + E => 5, + F => 6, + G => 7, + H => 8, + I => 9, + J => 0, + ); + 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(); + my $map=$navmap->getResourceByUrl($sequence); + my @resources=$navmap->retrieveResources($map,undef,1,0); + 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,'Scantron/Submissions Comparison Status', + 'Progress of Scantron Data/Submission Records Comparison',$count, + 'inline',undef,'checkscantron'); + my ($username,$domain,$uname,$started); + + &Apache::grades::scantron_get_maxbubble(); # Need the bubble lines array to parse. + + &Apache::lonhtmlcommon::Update_PrgWin($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; + my (%expected,%startpos); + foreach my $resource (@resources) { + next if (!$resource->is_problem()); + my $symb = $resource->symb(); + my $partsref = $resource->parts(); + my @parts; + my @part_ids = (); + if (ref($partsref) eq 'ARRAY') { + @parts = @{$partsref}; + foreach my $part (@parts) { + my @resp_ids = $resource->responseIds($part); + foreach my $resp (@resp_ids) { + $counter ++; + my $part_id = $part.'.'.$resp; + $expected{$part_id} = 0; + push(@part_ids,$part_id); + if ($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} .= $; + } + } + } else { + my @tocheck; + my @items = split(//,$value); + if (($scantron_config{'Qon'} eq 'letter') || + ($scantron_config{'Qon'} eq 'number')) { + if (@items < $expected{$part_id}) { + my $fragment = substr($scandata{$pid},$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 $part_id (@part_ids) { + if ($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'}; + } + } + } + $record{$pid} .= $recorded{$part_id}; + } + } + } + } + &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'; + $okstudents .= ''. +''.&mt('Scantron').''.$showscandata.''.$last.''.$pid.''."\n". +''."\n". +''."\n". +'Submissions'.$showrecord.''."\n"; + $passed ++; + } else { + my $css_class = ($failed % 2)?'LC_odd_row':'LC_even_row'; + $badstudents .= ''.&mt('Scantron').''.$scandata{$pid}.''.$last.''.$pid.''."\n". +''."\n". +''."\n". +'Submissions'.$record{$pid}.''."\n". +''."\n"; + $failed ++; + } + $numstudents ++; + } + } + } + $r->print('

'.&mt('Comparison of scantron data (including corrections) with corresponding submission records (most recent submission) for [quant,_1,student] ([_2] scantron lines/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 scantron 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 scantron 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 scantron grading pass.').'
'.&mt('If unexpected discrepancies were detected, it is recommended that you inspect the original scantron sheets.'); + } + $r->print('

'.$grading_menu_button); + return; +} + =pod =back @@ -7686,25 +8166,25 @@ sub grading_menu { }); $fields{'command'} = 'csvform'; $url = &Apache::lonhtmlcommon::build_url('grades/',\%fields); - push (@menu, { url => $url, + push(@menu, { url => $url, name => &mt('Upload Scores'), short_description => &mt('Specify a file containing the class scores for current resource.')}); $fields{'command'} = 'processclicker'; $url = &Apache::lonhtmlcommon::build_url('grades/',\%fields); - push (@menu, { url => $url, + push(@menu, { url => $url, name => &mt('Process Clicker'), short_description => &mt('Specify a file containing the clicker information for this resource.')}); $fields{'command'} = 'scantron_selectphase'; $url = &Apache::lonhtmlcommon::build_url('grades/',\%fields); - push (@menu, { url => $url, - name => &mt('Grade/Manage Scantron Forms'), + push(@menu, { url => $url, + name => &mt('Grade/Manage/Review Scantron Forms'), short_description => - &mt('')}); + &mt('Grade scantron exams, upload/download scantron data files, and review previously graded scantron exams.')}); $fields{'command'} = 'verify'; $url = &Apache::lonhtmlcommon::build_url('grades/',\%fields); - push (@menu, { url => "", + push(@menu, { url => "", name => &mt('Verify Receipt'), short_description => &mt('')}); @@ -7729,14 +8209,12 @@ sub grading_menu { $menudata->{'url'}.'" >'. $menudata->{'name'}."\n"; } else { - $Str .='

{'jscript'}. ' onClick="javascript:checkChoice(document.forms.gradingMenu,\'5\',\'verify\')" '. - ' />

'; - $Str .= (' 'x8). - &mt(' receipt: [_1]', - &Apache::lonnet::recprefix($env{'request.course.id'}). - '-'); + ' /> '. + &Apache::lonnet::recprefix($env{'request.course.id'}). + '-'; } $Str .= ' '.(' 'x8).$menudata->{'short_description'}. "\n"; @@ -7862,7 +8340,7 @@ GRADINGMENUJS
$personnel
+
+
    +

@@ -8147,6 +8630,19 @@ sub process_clicker_file { $result.=''.&mt('You need to specify a clicker ID for the correct answer').''; return $result.&show_grading_menu_form($symb); } + if (($env{'form.gradingmechanism'} eq 'given') && ($env{'form.givenanswer'}!~/\S/)) { + $result.=''.&mt('You need to specify the correct answer').''; + return $result.&show_grading_menu_form($symb); + } + my $foundgiven=0; + if ($env{'form.gradingmechanism'} eq 'given') { + $env{'form.givenanswer'}=~s/^\s*//gs; + $env{'form.givenanswer'}=~s/\s*$//gs; + $env{'form.givenanswer'}=~s/[^a-zA-Z0-9\.\*\-]+/\,/g; + $env{'form.givenanswer'}=uc($env{'form.givenanswer'}); + my @answers=split(/\,/,$env{'form.givenanswer'}); + $foundgiven=$#answers+1; + } my %clicker_ids=&gather_clicker_ids(); my %correct_ids; if ($env{'form.gradingmechanism'} eq 'personnel') { @@ -8165,6 +8661,8 @@ sub process_clicker_file { } if ($env{'form.gradingmechanism'} eq 'attendance') { $result.=&mt('Score based on attendance only'); + } elsif ($env{'form.gradingmechanism'} eq 'given') { + $result.=&mt('Score based on [_1] ([_2] answers)',''.$env{'form.givenanswer'}.'',$foundgiven); } else { my $number=0; $result.='

'.&mt('Correctness determined by the following IDs').''; @@ -8210,6 +8708,9 @@ sub process_clicker_file { ENDHEADER + if ($env{'form.gradingmechanism'} eq 'given') { + $result.=''; + } my %responses; my @questiontitles; my $errormsg=''; @@ -8225,6 +8726,10 @@ ENDHEADER &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++) { @@ -8268,7 +8773,7 @@ ENDHEADER } $result.='

'. &mt('Found [_1] registered and [_2] unregistered clickers.',$student_count,$unknown_count); - if ($env{'form.gradingmechanism'} ne 'attendance') { + if (($env{'form.gradingmechanism'} ne 'attendance') && ($env{'form.gradingmechanism'} ne 'given')) { if ($correct_count==0) { $errormsg.="Found no correct answers answers for grading!"; } elsif ($correct_count>1) { @@ -8339,7 +8844,7 @@ sub interwrite_eval { $id=~s/[\-\:]//g; $idresponses{$id}[$number]=$entries[6]; } - foreach my $id (keys %idresponses) { + foreach my $id (keys(%idresponses)) { $$responses{$id}=join(',',@{$idresponses{$id}}); $$responses{$id}=~s/^\s*\,//; } @@ -8413,10 +8918,15 @@ ENDHEADER if ($user) { my @answer=split(/\,/,$env{$key}); my $sum=0; + my $realnumber=$number; for (my $i=0;$i<$number;$i++) { if ($answer[$i]) { if ($gradingmechanism eq 'attendance') { $sum+=$pcorrect; + } elsif ($answer[$i] eq '*') { + $sum+=$pcorrect; + } elsif ($answer[$i] eq '-') { + $realnumber--; } else { if ($answer[$i] eq $correct[$i]) { $sum+=$pcorrect; @@ -8426,7 +8936,7 @@ ENDHEADER } } } - my $ave=$sum/(100*$number); + my $ave=$sum/(100*$realnumber); # Store my ($username,$domain)=split(/\:/,$user); my %grades=(); @@ -8469,7 +8979,7 @@ sub handler { &Apache::lonnet::logthis("grades got multiple commands ".join(':',@commands)); } - + $ssi_error = 0; $request->print(&Apache::loncommon::start_page('Grading')); if ($symb eq '' && $command eq '') { if ($env{'user.adv'}) { @@ -8482,7 +8992,7 @@ sub handler { if ($tsymb) { my ($map,$id,$url)=&Apache::lonnet::decode_symb($tsymb); if (&Apache::lonnet::allowed('mgr',$tcrsid)) { - $request->print(&Apache::lonnet::ssi_body('/res/'.$url, + $request->print(&ssi_with_retries('/res/'.$url, $ssi_retries, ('grade_username' => $tuname, 'grade_domain' => $tudom, 'grade_courseid' => $tcrsid, @@ -8565,10 +9075,15 @@ sub handler { } elsif ($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) { $request->print("Access Denied ($command)"); } } + if ($ssi_error) { + &ssi_print_error($request); + } $request->print(&Apache::loncommon::end_page()); &reset_caches(); return '';