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Annotation of loncom/homework/caparesponse/caparesponse.pm, revision 1.9

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 {
1.7       albertel   14:   my $envkey;
                     15:   
1.8       albertel   16:   #foreach $envkey (sort keys %ENV) {
                     17:   #  Apache::lonxml::debug("$envkey ---- $ENV{$envkey}<br>");
                     18:   #}
1.7       albertel   19:   
1.8       albertel   20:   #Apache::lonxml::debug("\n<br>\nreal caparesponse<br>\n");
1.3       albertel   21: }
                     22: 
                     23: sub end_caparesponse {
1.7       albertel   24:   my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
                     25:   if ( defined $ENV{'form.'.$ENV{'form.request.prefix'}.'submit'}) {
                     26:     $Apache::caparesponse::result='';
                     27:     $safeeval->share('&caparesponse_capa_check_answer');
                     28:     $safeeval->share('$Apache::caparesponse::result');
                     29:     my $response = $ENV{'form.'.$ENV{'form.request.prefix'}.'HWVAL'.$Apache::inputtags::curvalue};
1.9     ! albertel   30:     #Apache::lonxml::debug("submitted a $response<br>\n");
        !            31:     #Apache::lonxml::debug($$parstack[$#$parstack] . "\n<br>");
1.7       albertel   32:     my $expression="caparesponse_check $response $$parstack[$#$parstack];";
1.9     ! albertel   33:     #&Apache::run::run($expression,$safeeval);
1.7       albertel   34:     
1.9     ! albertel   35:     #&Apache::lonxml::debug("\n<br>result:$Apache::caparesponse::result:<br>\n");
        !            36:     my $args ='';
        !            37:     if ( $#$parstack > -1 ) {
        !            38:       $args=$$parstack[$#$parstack];
        !            39:     }
        !            40:     my $answer = &Apache::run::run("{$args;".'return $answer}',$safeeval);
        !            41:     if ( $answer eq $response ) {
        !            42:       return "Correct, Computer had $answer<br></br>";
        !            43:     } else {
        !            44:       return "Incorrect, Computer had $answer<br></br>";
        !            45:     }
1.8       albertel   46:   } else {
                     47:     #return "The correct answer is ".&Apache::run::run("{$$parstack['-1'];".'return $answer}',$safeeval)."\n";
1.7       albertel   48:   }
                     49:   #Apache::lonxml::debug("\n<br>\nreal end caparesponse<br>\n");
1.8       albertel   50:   return '';
1.3       albertel   51: }
                     52: 
1.1       albertel   53: 1;
1.3       albertel   54: __END__
                     55: