--- loncom/homework/grades.pm 2001/02/13 19:43:44 1.4
+++ loncom/homework/grades.pm 2002/07/26 20:28:42 1.42
@@ -1,5 +1,37 @@
+# The LearningOnline Network with CAPA
# The LON-CAPA Grading handler
+#
+# $Id: grades.pm,v 1.42 2002/07/26 20:28:42 ng Exp $
+#
+# Copyright Michigan State University Board of Trustees
+#
+# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
+#
+# LON-CAPA is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# LON-CAPA is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with LON-CAPA; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+#
+# /home/httpd/html/adm/gpl.txt
+#
+# http://www.lon-capa.org/
+#
# 2/9,2/13 Guy Albertelli
+# 6/8 Gerd Kortemeyer
+# 7/26 H.K. Ng
+# 8/20 Gerd Kortemeyer
+# Year 2002
+# June, July 2002 H.K. Ng
+#
package Apache::grades;
use strict;
@@ -8,88 +40,1982 @@ use Apache::lonxml;
use Apache::lonnet;
use Apache::loncommon;
use Apache::lonhomework;
+use Apache::lonmsg qw(:user_normal_msg);
use Apache::Constants qw(:common);
+#use Time::HiRes qw( gettimeofday tv_interval );
sub moreinfo {
- my ($request,$reason) = @_;
- $request->print("Unable to process request: $reason");
- $request->print('
');
+ my ($request,$reason) = @_;
+ $request->print("Unable to process request: $reason");
+ if ( $Apache::grades::viewgrades eq 'F' ) {
+ $request->print('');
+ }
+ return '';
+}
+
+sub verifyreceipt {
+ my $request=shift;
+ my $courseid=$ENV{'request.course.id'};
+# my $cdom=$ENV{"course.$courseid.domain"};
+# my $cnum=$ENV{"course.$courseid.num"};
+ my $receipt=unpack("%32C*",$Apache::lonnet::perlvar{'lonHostID'}).'-'.
+ $ENV{'form.receipt'};
+ $receipt=~s/[^\-\d]//g;
+ my $symb=$ENV{'form.symb'};
+ unless ($symb) {
+ $symb=&Apache::lonnet::symbread($ENV{'form.url'});
+ }
+ if ((&Apache::lonnet::allowed('mgr',$courseid)) && ($symb)) {
+ $request->print('
Verifying Submission Receipt '.$receipt.'
');
+ my $matches=0;
+ my ($classlist) = &getclasslist('all','0');
+ foreach my $student ( sort(@{ $$classlist{'all'} }) ) {
+ my ($uname,$udom)=split(/\:/,$student);
+ if ($receipt eq
+ &Apache::lonnet::ireceipt($uname,$udom,$courseid,$symb)) {
+ $request->print('Matching '.$student.' ');
+ $matches++;
+ }
+ }
+ $request->printf('
'.$matches." match%s
",$matches <= 1 ? '' : 'es');
+# needs to print who is matched
+ }
+ return '';
+}
+
+sub student_gradeStatus {
+ my ($url,$udom,$uname,$partlist) = @_;
+ my $symb=($ENV{'form.symb'} ne '' ? $ENV{'form.symb'} : (&Apache::lonnet::symbread($url)));
+ my %record= &Apache::lonnet::restore($symb,$ENV{'request.course.id'},$udom,$uname);
+ my %partstatus = ();
+ foreach (@$partlist) {
+ my ($status,$foo)=split(/_/,$record{"resource.$_.solved"},2);
+ $status = 'nothing' if ($status eq '');
+ $partstatus{$_} = $status;
+ $partstatus{"resource.$_.submitted_by"} = $record{"resource.$_.submitted_by"}
+ if ($record{"resource.$_.submitted_by"} ne '');
+ }
+ return %partstatus;
+}
+
+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'};
+ }
+ return $fullname;
+}
+
+sub response_type {
+ my ($url) = shift;
+ my $allkeys = &Apache::lonnet::metadata($url,'keys');
+# print "allkeys=>$allkeys ";
+ my %seen = ();
+ my (@partlist,%handgrade);
+ foreach (split(/,/,&Apache::lonnet::metadata($url,'packages'))) {
+ if (/^\w+response_\d{1,2}.*/) {
+ my ($responsetype,$part) = split(/_/,$_,2);
+ my ($partid,$respid) = split(/_/,$part);
+ $handgrade{$part} = $responsetype.':'.($allkeys =~ /parameter_$part\_handgrade/ ? 'yes' : 'no');
+ next if ($seen{$partid} > 0);
+ $seen{$partid}++;
+ push @partlist,$partid;
+ }
+ }
+ return \@partlist,\%handgrade;
}
-#FIXME - needs to be much smarter
+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.='
Resource: '.$ENV{'form.url'}.'
';
+ 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');
+ $result.='
Part id: '.$_.'
'.
+ '
Type: '.$responsetype.'
'.
+ '
Handgrade: '.$handgrade.'
';
+ }
+ $result.='
';
+ $request->print($result);
+
+ $request->print(<
+ View Problem: no
+ yes
+ Submissions:
+ handgrade only
+ last sub only
+ last sub & parts info
+ all details
+
+
+
+
+
+
+ENDTABLEST
+ if ($ENV{'form.url'}) {
+ $request->print(''."\n");
+ }
+ if ($ENV{'form.symb'}) {
+ $request->print(''."\n");
+ }
+ $request->print(''."\n");
+
+ my ($classlist,$seclist,$ids,$stusec,$fullname) = &getclasslist($getsec,'0');
+
+ $result='
'.
+ '
'.
+ '
Select
Username
'.
+ '
Fullname
Domain
';
+ foreach (sort(@$partlist)) {
+ $result.='
Part ID '.$_.' Status
';
+ }
+ $request->print($result.'
'."\n");
+
+ foreach my $student (sort(@{ $$classlist{$getsec} }) ) {
+ my ($uname,$udom) = split(/:/,$student);
+ my (%status) = &student_gradeStatus($ENV{'form.url'},$udom,$uname,$partlist);
+ my $statusflg = '';
+ foreach (keys(%status)) {
+ $statusflg = 1 if ($status{$_} ne 'nothing');
+ my ($foo,$partid,$foo) = split(/\./,$_);
+ if ($status{'resource.'.$partid.'.submitted_by'} ne '') {
+ $statusflg = '';
+ $request->print('');
+ }
+ }
+ next if ($statusflg eq '' && $submitonly eq 'yes');
+
+ if ( $Apache::grades::viewgrades eq 'F' ) {
+ $result='
'.
+ '
'."\n".
+ '
'.$uname.'
'."\n".
+ '
'.$$fullname{$student}.'
'."\n".
+ '
'.$udom.'
'."\n";
+
+ foreach (sort keys(%status)) {
+ next if (/^resource.*?submitted_by$/);
+ $result.='
'.$status{$_}.'
'."\n";
+ }
+ $request->print($result.'
'."\n");
+ }
+ }
+ $request->print('
');
+ $request->print('');
+}
+
+sub processGroup {
+ my ($request) = shift;
+ my $ctr = 0;
+ my @stuchecked = (ref($ENV{'form.stuinfo'}) ? @{$ENV{'form.stuinfo'}}
+ : ($ENV{'form.stuinfo'}));
+ my $total = scalar(@stuchecked)-1;
+ if ($stuchecked[0] eq '') {
+ &userError($request,'No student was selected for viewing/grading.');
+ return;
+ }
+ foreach (@stuchecked) {
+ my ($uname,$udom,$fullname) = split(/:/);
+ $ENV{'form.student'} = $uname;
+ $ENV{'form.fullname'} = $fullname;
+ &submission($request,$ctr,$total);
+ $ctr++;
+ }
+ return '';
+}
+
+sub userError {
+ my ($request, $reason, $step) = @_;
+ $request->print('
LON-CAPA User Error
'."\n");
+ $request->print('Reason: '.$reason.'
'."\n");
+ $request->print('Step: '.($step ne '' ? $step : 'Use your browser back button to correct')
+ .'
'."\n");
+ return '';
+}
+
+#FIXME - needs to handle multiple matches
sub finduser {
- my ($name) = @_;
- return ($name,$ENV{'user.domain'});
+ my ($name) = @_;
+ my $domain = '';
+ if ( $Apache::grades::viewgrades eq 'F' ) {
+ my ($classlist) = &getclasslist('all','0');
+ foreach ( sort(@{ $$classlist{'all'} }) ) {
+ my ($posname,$posdomain) = split(/:/);
+ if ($posname =~ $name) { $name=$posname; $domain=$posdomain; last; }
+ }
+ return ($name,$domain);
+ } else {
+ return ($ENV{'user.name'},$ENV{'user.domain'});
+ }
+}
+
+sub getclasslist {
+ my ($getsec,$hideexpired) = @_;
+ my $now = time;
+ my %classlist=&Apache::lonnet::dump('classlist',
+ $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
+ $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
+ my (@holdsec,@sections,%allids,%stusec,%fullname);
+ foreach (keys(%classlist)) {
+ my ($end,$start,$id,$section,$fullname)=split(/:/,$classlist{$_});
+ # still a student?
+ if (($hideexpired) && ($end) && ($end < $now)) {
+ next;
+ }
+ $section = ($section ne '' ? $section : 'no');
+ push @holdsec,$section;
+ if ($getsec eq 'all' || $getsec eq $section) {
+ push (@{ $classlist{$getsec} }, $_);
+ $allids{$_}=$id;
+ $stusec{$_}=$section;
+ $fullname{$_}=$fullname;
+ }
+ }
+ my %seen = ();
+ foreach my $item (@holdsec) {
+ push (@sections, $item) unless $seen{$item}++;
+ }
+ return (\%classlist,\@sections,\%allids,\%stusec,\%fullname);
+}
+
+sub getpartlist {
+ my ($url) = @_;
+ my @parts =();
+ my (@metakeys) = split(/,/,&Apache::lonnet::metadata($url,'keys'));
+ foreach my $key (@metakeys) {
+ if ( $key =~ m/stores_([0-9]+)_.*/) {
+ push(@parts,$key);
+ }
+ }
+ return @parts;
}
+sub print_hash {
+ my ($request, $hash) = @_;
+ $request->print('
Key
Value
');
+ for (sort keys (%$hash)) {
+ $request->print('
'.$_.'
'.$$hash{$_}.'
');
+ }
+ $request->print('
');
+ return '';
+}
+#
+# --------------------------- show submissions of a student, option to grade --------
sub submission {
- my ($request) = @_;
- my $url=$ENV{'form.url'};
- $url=~s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
- if ($ENV{'form.student'} eq '') { &moreinfo($request,"Need student login id"); return ''; }
- my ($uname,$udom) = &finduser($ENV{'form.student'});
- if ($uname eq '') { &moreinfo($request,"Unable to find student"); return ''; }
- my $symb=&Apache::lonnet::symbread($url);
- if ($symb eq '') { $request->print("Unable to handle ambiguous references:$url:."); return ''; }
- my $home=&Apache::lonnet::homeserver($uname,$udom);
- my $answer=&Apache::loncommon::get_previous_attempt($symb,$uname,$udom,$home,
- $ENV{'request.course.id'});
- my $result="
Submission Record
$uname:$udom for $url".$answer;
- return $result;
+ my ($request,$counter,$total) = @_;
+
+ (my $url=$ENV{'form.url'})=~s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
+ if ($ENV{'form.student'} eq '') { &moreinfo($request,'Need student login id'); return ''; }
+ my ($uname,$udom) = &finduser($ENV{'form.student'});
+ if ($uname eq '') { &moreinfo($request,'Unable to find student'); return ''; }
+
+ my $symb=($ENV{'form.symb'} ne '' ? $ENV{'form.symb'} : (&Apache::lonnet::symbread($url)));
+ if ($symb eq '') { $request->print("Unable to handle ambiguous references:$url:."); return ''; }
+ my $last = ($ENV{'form.lastSub'} eq 'last' ? 'last' : '');
+ $ENV{'form.vProb'} = $ENV{'form.vProb'} ne '' ? $ENV{'form.vProb'} : 'yes';
+ my ($classlist,$seclist,$ids,$stusec,$fullname);
+
+ # header info
+ if ($counter == 0) {
+ &sub_page_js($request);
+ $request->print('
Submission Record
'.
+ ' Resource: '.$url.'');
+
+ # option to display problem, only once else it cause problems with the form later
+ # since the problem has a form.
+ if ($ENV{'form.vProb'} eq 'yes') {
+ my $rendered=&Apache::loncommon::get_student_view($symb,$uname,$udom,
+ $ENV{'request.course.id'});
+ my $companswer=&Apache::loncommon::get_student_answers($symb,$uname,$udom,
+ $ENV{'request.course.id'});
+ my $result.='
';
+ $request->print($result);
+ }
+ $request->print(''."\n");
+ $request->print(''."\n");
+
+ # print end of form
+ if ($counter == $total) {
+ my $endform.='
';
+ my $ntstu =''."\n";
+ my $nsel = ($ENV{'form.NTSTU'} ne '' ? $ENV{'form.NTSTU'} : '1');
+ $ntstu =~ s/
';
+ $request->print($endform);
+ }
+ return '';
+}
+
+sub get_last_submission {
+ my ($symb,$username,$domain,$course)=@_;
+ if ($symb) {
+ my (@string,$timestamp);
+ my (%returnhash)=&Apache::lonnet::restore($symb,$course,$domain,$username);
+ if ($returnhash{'version'}) {
+ my %lasthash=();
+ my ($version);
+ for ($version=1;$version<=$returnhash{'version'};$version++) {
+ foreach (sort(split(/\:/,$returnhash{$version.':keys'}))) {
+ $lasthash{$_}=$returnhash{$version.':'.$_};
+ }
+ }
+ foreach ((keys %lasthash)) {
+ if ($_ =~ /\.submission$/) {push @string, (join(':',$_,$lasthash{$_}))}
+ if ($_ =~ /timestamp/) {$timestamp = scalar(localtime($lasthash{$_}))};
+ }
+ }
+ @string = $string[0] eq '' ? 'Nothing submitted - no attempts.' : @string;
+ return \@string,\$timestamp;
+ }
+}
+
+sub keywords_highlight {
+ my $string = shift;
+ my $size = $ENV{'form.kwsize'} eq '0' ? '' : 'size='.$ENV{'form.kwsize'};
+ my $styleon = $ENV{'form.kwstyle'} eq '' ? '' : $ENV{'form.kwstyle'};
+ (my $styleoff = $styleon) =~ s/\\<\//;
+ my @keylist = split(/[,\s+]/,$ENV{'form.keywords'});
+ foreach (@keylist) {
+ $string =~ s/\b$_(\b|\.)/\$styleon$_$styleoff\<\/font\>/gi;
+ }
+ return $string;
+}
+
+sub processHandGrade {
+ my ($request) = shift;
+ my $url = $ENV{'form.url'};
+ my $symb = $ENV{'form.symb'};
+ my $button = $ENV{'form.gradeOpt'};
+ my $ngrade = $ENV{'form.NCT'};
+ my $ntstu = $ENV{'form.NTSTU'};
+
+ my $loginuser = $ENV{'user.name'}.':'.$ENV{'user.domain'};
+ my %keyhash = ();
+ $ENV{'form.keywords'} =~ s/,\s{0,}|\s+/ /g;
+ $ENV{'form.keywords'} =~ s/^\s+|\s+$//;
+ $keyhash{$symb.'_keywords'} = $ENV{'form.keywords'};
+ $keyhash{$symb.'_subject'} = $ENV{'form.msgsub'};
+ $keyhash{$loginuser.'_kwclr'} = $ENV{'form.kwclr'};
+ $keyhash{$loginuser.'_kwsize'} = $ENV{'form.kwsize'};
+ $keyhash{$loginuser.'_kwstyle'} = $ENV{'form.kwstyle'};
+
+ my ($ctr,$idx) = (1,1);
+ while ($ctr <= $ENV{'form.savemsgN'}) {
+ if ($ENV{'form.savemsg'.$ctr} ne '') {
+ $keyhash{$symb.'_savemsg'.$idx} = $ENV{'form.savemsg'.$ctr};
+ $idx++;
+ }
+ $ctr++;
+ }
+ $ctr = 0;
+ while ($ctr < $ngrade) {
+ if ($ENV{'form.newmsg'.$ctr} ne '') {
+ $keyhash{$symb.'_savemsg'.$idx} = $ENV{'form.newmsg'.$ctr};
+ $ENV{'form.savemsg'.$idx} = $ENV{'form.newmsg'.$ctr};
+ $idx++;
+ }
+ $ctr++;
+ }
+ $ENV{'form.savemsgN'} = --$idx;
+ $keyhash{$symb.'_savemsgN'} = $ENV{'form.savemsgN'};
+ my $putresult = &Apache::lonnet::put
+ ('nohist_handgrade',\%keyhash,
+ $ENV{'course.'.$ENV{'request.course.id'}.'.domain'},
+ $ENV{'course.'.$ENV{'request.course.id'}.'.num'});
+
+ if ($ENV{'form.refresh'} eq 'on') {
+ my $ctr = 0;
+ $ENV{'form.NTSTU'}=$ngrade;
+ while ($ctr < $ngrade) {
+ ($ENV{'form.student'},my $udom) = split(/:/,$ENV{'form.unamedom'.$ctr});
+ &submission($request,$ctr,$ngrade-1);
+ $ctr++;
+ }
+ return '';
+ }
+
+ if ($button eq 'Save & Next') {
+ my $ctr = 0;
+ while ($ctr < $ngrade) {
+ my ($uname,$udom) = split(/:/,$ENV{'form.unamedom'.$ctr});
+ my ($errorflg) = &saveHandGrade($request,$url,$symb,$uname,$udom,$ctr);
+ return '' if ($errorflg eq 'error');
+
+ my $includemsg = $ENV{'form.includemsg'.$ctr};
+ my ($subject,$message,$msgstatus) = ('','','');
+ if ($includemsg =~ /savemsg|new$ctr/) {
+ $subject = $ENV{'form.msgsub'} if ($includemsg =~ /^msgsub/);
+ my (@msgnum) = split(/,/,$includemsg);
+ foreach (@msgnum) {
+ $message.=$ENV{'form.'.$_} if ($_ =~ /savemsg|newmsg/ && $_ ne '');
+ }
+ $message =~ s/\s+/ /g;
+ $msgstatus = &Apache::lonmsg::user_normal_msg ($uname,$udom,
+ $ENV{'form.msgsub'},$message);
+ }
+ if ($ENV{'form.collaborator'.$ctr}) {
+ my (@collaborators) = split(/:/,$ENV{'form.collaborator'.$ctr});
+ foreach (@collaborators) {
+ &saveHandGrade($request,$url,$symb,$_,$udom,$ctr,
+ $ENV{'form.unamedom'.$ctr});
+ if ($message ne '') {
+ $msgstatus = &Apache::lonmsg::user_normal_msg ($_,$udom,
+ $ENV{'form.msgsub'},
+ $message);
+ }
+ }
+ }
+ $ctr++;
+ }
+ }
+ my $firststu = $ENV{'form.unamedom0'};
+ my $laststu = $ENV{'form.unamedom'.($ngrade-1)};
+ $ctr = 2;
+ while ($laststu eq '') {
+ $laststu = $ENV{'form.unamedom'.($ngrade-$ctr)};
+ $ctr++;
+ $laststu = $firststu if ($ctr > $ngrade);
+ }
+ my ($classlist,$seclist,$ids,$stusec,$fullname) = &getclasslist($ENV{'form.section'},'0');
+
+ my (@parsedlist,@nextlist);
+ my ($nextflg) = 0;
+ foreach ( sort(@{ $$classlist{$ENV{'form.section'}} }) ) {
+ if ($nextflg == 1 && $button =~ /Next$/) {
+ push @parsedlist,$_;
+ }
+ $nextflg = 1 if ($_ eq $laststu);
+ if ($button eq 'Previous') {
+ last if ($_ eq $firststu);
+ push @parsedlist,$_;
+ }
+ }
+ $ctr = 0;
+ my ($partlist,$handgrade) = &response_type($ENV{'form.url'});
+ @parsedlist = reverse @parsedlist if ($button eq 'Previous');
+ foreach my $student (@parsedlist) {
+ my ($uname,$udom) = split(/:/,$student);
+ if ($ENV{'form.submitonly'} eq 'yes') {
+ my (%status) = &student_gradeStatus($ENV{'form.url'},$udom,$uname,$partlist) ;
+ my $statusflg = '';
+ foreach (keys(%status)) {
+ $statusflg = 1 if ($status{$_} ne 'nothing');
+ my ($foo,$partid,$foo) = split(/\./,$_);
+ $statusflg = '' if ($status{'resource.'.$partid.'.submitted_by'} ne '');
+ }
+ next if ($statusflg eq '');
+ }
+ push @nextlist,$student if ($ctr < $ntstu);
+ $ctr++;
+ }
+
+ $ctr = 0;
+ my $total = scalar(@nextlist)-1;
+
+ foreach (sort @nextlist) {
+ my ($uname,$udom,$submitter) = split(/:/);
+ $ENV{'form.student'} = $uname;
+ $ENV{'form.fullname'} = $$fullname{$_};
+# $ENV{'form.'.$_.':submitted_by'} = $submitter;
+# print "submitter=$ENV{'form.'.$_.':submitted_by'}= $submitter: ";
+ &submission($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);
+ $request->print($the_end);
+ }
+ return '';
+}
+
+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.GRADE_SEL'.$newflg.'_'.$_} eq 'excused') {
+ $newrecord{'resource.'.$_.'.solved'} = 'excused';
+ } else {
+ my $pts = ($ENV{'form.GRADE_BOX'.$newflg.'_'.$_} ne '' ?
+ $ENV{'form.GRADE_BOX'.$newflg.'_'.$_} : $ENV{'form.RADVAL'.$newflg.'_'.$_});
+ if ($pts eq '') {
+ &userError($request,'No point was assigned for part id '.$_.' and for username '.$stuname.'.');
+ return 'error';
+ }
+ my $wgt = $ENV{'form.WGT'.$newflg.'_'.$_} eq '' ? 1 : $ENV{'form.WGT'.$newflg.'_'.$_};
+ my $partial= $pts/$wgt;
+ $newrecord{'resource.'.$_.'.awarded'} = $partial;
+ if ($partial == 0) {
+ $newrecord{'resource.'.$_.'.solved'} = 'incorrect_by_override';
+ } else {
+ $newrecord{'resource.'.$_.'.solved'} = 'correct_by_override';
+ }
+ $newrecord{'resource.'.$_.'.submitted_by'} = $submitter if ($submitter);
+ }
+ }
+
+ if ( scalar(keys(%newrecord)) > 0 ) {
+ $newrecord{'resource.regrader'}="$ENV{'user.name'}:$ENV{'user.domain'}";
+# &print_hash($request,\%newrecord);
+ &Apache::lonnet::cstore(\%newrecord,$symb,$ENV{'request.course.id'},$domain,$stuname);
+ }
+ return '';
+}
+
+sub get_symb_and_url {
+ my ($request) = @_;
+ (my $url=$ENV{'form.url'}) =~ s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
+ my $symb=($ENV{'form.symb'} ne '' ? $ENV{'form.symb'} : (&Apache::lonnet::symbread($url)));
+ if ($symb eq '') { $request->print("Unable to handle ambiguous references:$url:."); return ''; }
+ return ($symb,$url);
+}
+
+sub show_grading_menu_form {
+ my ($symb,$url)=@_;
+ my $result.=''."\n";
+ return $result;
+}
+
+sub gradingmenu {
+ my ($request) = @_;
+ my ($symb,$url)=&get_symb_and_url($request);
+ if (!$symb) {return '';}
+ my $result='
Select a Grading Method
';
+ $result.='
';
+ $result.='
Resource: '.$url.'
';
+ 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.='