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Annotation of loncom/homework/caparesponse/caparesponse.pm, revision 1.17

1.3       albertel    1: # The LearningOnline Network with CAPA
                      2: # caparesponse definition
                      3: 
                      4: package Apache::caparesponse;
                      5: use strict;
1.4       albertel    6: use capa;
1.3       albertel    7: 
                      8: sub BEGIN {
                      9:   &Apache::lonxml::register('Apache::caparesponse',('caparesponse'));
                     10: }
                     11: 
1.7       albertel   12: $Apache::caparesponse::result='';
1.3       albertel   13: sub start_caparesponse {
1.12      albertel   14:   my ($target,$token,$parstack,$parser,$safeeval)=@_;
                     15:   my $args ='';
                     16:   if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
                     17:   my $id = &Apache::run::run("{$args;".'return $id}',$safeeval);
1.14      albertel   18:   if ($id eq '') { $id = $Apache::lonxml::curdepth; }
1.12      albertel   19:   push (@Apache::inputtags::response,$id);
1.15      albertel   20:   push (@Apache::inputtags::responselist,$id);
1.13      albertel   21:   return '';
1.12      albertel   22:   #my $envkey;
1.8       albertel   23:   #foreach $envkey (sort keys %ENV) {
                     24:   #  Apache::lonxml::debug("$envkey ---- $ENV{$envkey}<br>");
                     25:   #}
                     26:   #Apache::lonxml::debug("\n<br>\nreal caparesponse<br>\n");
1.3       albertel   27: }
                     28: 
                     29: sub end_caparesponse {
1.7       albertel   30:   my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
1.12      albertel   31:   my $result = '';
1.16      albertel   32:   if ( $target eq 'grade' ) {
                     33:     if ( defined $ENV{'form.submit'}) {
                     34:       $Apache::caparesponse::result='';
                     35:       $safeeval->share_from('capa',['&caparesponse_capa_check_answer']);
                     36:       my $response = $ENV{'form.HWVAL'.$Apache::inputtags::curvalue};
                     37:       $Apache::lonhomework::results{"resource.submission.$Apache::inputtags::part.$Apache::inputtags::response['-1']"}=$response;
1.11      albertel   38:     &Apache::lonxml::debug("submitted a $response<br>\n");
1.16      albertel   39:       &Apache::lonxml::debug($$parstack[$#$parstack] . "\n<br>");
                     40:       my $expression="&caparesponse_check('".$response."','".
                     41: 	$$parstack[$#$parstack].
                     42: 	  ';my $tol="'.$Apache::inputtags::params{'tol'}.'"'.
                     43: 	    ';my $sig="'.$Apache::inputtags::params{'sig'}.'"'.
                     44: 	      "');";
                     45:       $result = &Apache::run::run($expression,$safeeval);
                     46:       my ($ad) = split /:/ , $result;
                     47:       $Apache::lonhomework::results{"resource.awarddetail.$Apache::inputtags::part.$Apache::inputtags::response['-1']"}=$ad;
                     48:       &Apache::lonxml::debug("$expression");
                     49:       &Apache::lonxml::debug("\n<br>result:$Apache::caparesponse::result:$result:$Apache::lonxml::curdepth<br>\n");
                     50:     }
1.8       albertel   51:   } else {
1.17    ! albertel   52:     #$result .= "The correct answer is ".&Apache::run::run("{$$parstack['-1'];".'return $answer}',$safeeval)."\n";
1.7       albertel   53:   }
                     54:   #Apache::lonxml::debug("\n<br>\nreal end caparesponse<br>\n");
1.15      albertel   55:   pop @Apache::inputtags::response;
1.16      albertel   56:   return $result;
1.3       albertel   57: }
                     58: 
1.1       albertel   59: 1;
1.3       albertel   60: __END__
                     61: