-
-
-
+
+$grading_menu_button
SCANTRONFORM
return $result;
}
-sub scantron_configphase {
+sub get_scantron_config {
+ my ($which) = @_;
+ my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
+ my %config;
+ foreach my $line (<$fh>) {
+ 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];
+ last;
+ }
+ return %config;
+}
+
+sub username_to_idmap {
+ my ($classlist)= @_;
+ my %idmap;
+ foreach my $student (keys(%$classlist)) {
+ $idmap{$classlist->{$student}->[&Apache::loncoursedata::CL_ID]}=
+ $student;
+ }
+ return %idmap;
+}
+
+sub scantron_parse_scanline {
+ my ($line,$scantron_config)=@_;
+ my %record;
+ my $questions=substr($line,$$scantron_config{'Qstart'}-1);
+ my $data=substr($line,0,$$scantron_config{'Qstart'}-1);
+ if ($$scantron_config{'CODElocation'} ne 0) {
+ if ($$scantron_config{'CODElocation'} < 0) {
+ $record{'scantron.CODE'}=substr($data,$$scantron_config{'CODEstart'}-1,
+ $$scantron_config{'CODElength'});
+ } else {
+ #FIXME interpret first N questions
+ }
+ }
+ $record{'scantron.ID'}=substr($data,$$scantron_config{'IDstart'}-1,
+ $$scantron_config{'IDlength'});
+ my @alphabet=('A'..'Z');
+ my $questnum=0;
+ while ($questions) {
+ $questnum++;
+ my $currentquest=substr($questions,0,$$scantron_config{'Qlength'});
+ substr($questions,0,$$scantron_config{'Qlength'})='';
+ if (length($currentquest) < $$scantron_config{'Qlength'}) { next; }
+ my (@array)=split(/$$scantron_config{'Qon'}/,$currentquest);
+ if (scalar(@array) gt 2) {
+ #FIXME do something intelligent with double bubbles
+ Apache->request->print("
Wha!!! ".scalar(@array).
+ '-'.$currentquest.'-'.$questnum.'
');
+ }
+ if (length($array[0]) eq $$scantron_config{'Qlength'}) {
+ $record{"scantron.$questnum.answer"}='';
+ } else {
+ $record{"scantron.$questnum.answer"}=$alphabet[length($array[0])];
+ }
+ }
+ $record{'scantron.maxquest'}=$questnum;
+ return \%record;
+}
+
+sub scantron_add_delay {
+}
+
+sub scantron_find_student {
+ my ($scantron_record,$idmap)=@_;
+ my $scanID=$$scantron_record{'scantron.ID'};
+ foreach my $id (keys(%$idmap)) {
+ Apache->request->print('checking studnet -'.$id.'- againt -'.$scanID.'-
');
+ if (lc($id) eq lc($scanID)) { Apache->request->print('success');return $$idmap{$id}; }
+ }
+ return undef;
+}
+
+sub scantron_filter {
+ my ($curres)=@_;
+ if (ref($curres) && $curres->is_problem() && !$curres->randomout) {
+ return 1;
+ }
+ return 0;
+}
+
+sub scantron_process_students {
my ($r) = @_;
- my $sequence=$ENV{'form.selectpage'};
- my $result;
- $result.="got page $sequence";
+ my (undef,undef,$sequence)=split(/___/,$ENV{'form.selectpage'});
+ my ($symb,$url)=&get_symb_and_url($r);
+ if (!$symb) {return '';}
+ my $default_form_data=&defaultFormData($symb,$url);
+
+ my %scantron_config=&get_scantron_config($ENV{'form.scantron_format'});
+ my $scanlines=Apache::File->new($Apache::lonnet::perlvar{'lonScansDir'}."/$ENV{'form.scantron_selectfile'}");
+ my $classlist=&Apache::loncoursedata::get_classlist();
+ my %idmap=&username_to_idmap($classlist);
+ my $navmap=Apache::lonnavmaps::navmap->new($ENV{'request.course.fn'}.'.db',$ENV{'request.course.fn'}.'_parms.db',1, 1);
+ my $map=$navmap->getResourceByUrl($sequence);
+ my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);
+ $r->print("geto ".scalar(@resources)."
");
+ my $result= <
+
+ $default_form_data
+SCANTRONFORM
+ $r->print($result);
+
+ my @delayqueue;
+
+ foreach my $line (<$scanlines>) {
+ chomp($line);
+ my $scan_record=&scantron_parse_scanline($line,\%scantron_config);
+ my ($uname,$udom);
+ if ($uname=&scantron_find_student($scan_record,\%idmap)) {
+ &scantron_add_delay(\@delayqueue,$line,
+ 'Unable to find a student that matches');
+ }
+ $r->print('doing studnet'.$uname.'
');
+ ($uname,$udom)=split(/:/,$uname);
+ &Apache::lonnet::delenv('form\.counter$'); #') stupid emacs
+ &Apache::lonnet::appenv(%$scan_record);
$Apache::lonxml::debug=1;
&Apache::lonhomework::showhash(%ENV);
$Apache::lonxml::debug=0;
- #FIXME Needs to present some lines from the file and allow the instructor to specify which columns represent what data, possibly have some nice defaults setup, probably should do a pass through all problems for a student to get an idea of how many questions there are, and homw many lines we'll have,
- return $result;
-}
-
-sub scantron_process_students {
+
+ foreach my $resource (@resources) {
+ my $result=&Apache::lonnet::ssi($resource->src(),
+ ('submitted' =>'scantron',
+ 'grade_target' =>'grade',
+ 'grade_username'=>$uname,
+ 'grade_domain' =>$udom,
+ 'grade_courseid'=>$ENV{'request.course.id'},
+ 'grade_symb' =>$resource->symb()));
+ $r->print(''.
+ $resource->symb().'-'.
+ $resource->src().'-'.'
result is'.$result);
+ last;
+ }
+ &Apache::lonnet::delenv('form\.counter$'); #') stupid emacs
+ &Apache::lonnet::delenv('scantron\.');
+ last;
+ #FIXME
+ #get iterator for $sequence
+ #foreach question 'submit' the students answer to the server
+ # through grade target {
+ # generate data to pass back that includes grade recevied
+ #}
+ }
+ foreach my $delay (@delayqueue) {
+ #FIXME
+ #print out each delayed student with interface to select how
+ # to repair student provided info
+ #Expected errors include
+ # 1 bad/no stuid/username
+ # 2 invalid bubblings
+
+ }
#FIXME
- # loop through students, {
- # Check if studnet info valid, if not add line to delay queue
- # foreach question 'submit' the students answer to the server
- # through grade target {
- # generate data to pass back that includes grade recevied
- # }
- # }
- # loop through delay queue {
- # print out each delayed student with interface to select how
- # to repair student provided info
- # Expected errors include
- # 1 bad/no stuid/username
- # 2 invalid bubblings
- # }
# if delay queue exists 2 submits one to process delayed students one
# to ignore delayed students, possibly saving the delay queue for later
@@ -3088,7 +3267,8 @@ GRADINGMENUJS
'Upload scores from file'."\n";
$result.=''.
- ' '.
+ ' '.
'Grade scantron forms |
'."\n";
if ((&Apache::lonnet::allowed('mgr',$ENV{'request.course.id'})) && ($symb)) {
@@ -3221,8 +3401,8 @@ sub handler {
}
} elsif ($command eq 'scantron_selectphase') {
$request->print(&scantron_selectphase($request));
- } elsif ($command eq 'scantron_configphase') {
- $request->print(&scantron_configphase($request));
+ } elsif ($command eq 'scantron_process') {
+ $request->print(&scantron_process_students($request));
} else {
$request->print("Unknown action: $command:");
}