File:  [LON-CAPA] / loncom / homework / caparesponse / caparesponse.pm
Revision 1.23: download - view: text, annotated - select for diffs
Wed Jan 3 00:14:47 2001 UTC (23 years, 5 months ago) by albertel
Branches: MAIN
CVS tags: HEAD
- changes necceasary to implement a at least somewhat operational <numericresponse>

    1: # The LearningOnline Network with CAPA
    2: # caparesponse definition
    3: 
    4: package Apache::caparesponse;
    5: use strict;
    6: use capa;
    7: 
    8: sub BEGIN {
    9:   &Apache::lonxml::register('Apache::caparesponse',('caparesponse','numericalresponse'));
   10: }
   11: 
   12: sub start_caparesponse {
   13:   my ($target,$token,$parstack,$parser,$safeeval)=@_;
   14:   my $id = &Apache::response::start_response($parstack,$safeeval);
   15:   return '';
   16: }
   17: 
   18: sub end_caparesponse {
   19:   my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
   20:   my $result = '';
   21:   if ( $target eq 'grade' ) {
   22:     if ( defined $ENV{'form.submit'}) {
   23:       $safeeval->share_from('capa',['&caparesponse_capa_check_answer']);
   24:       my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']};
   25:       if ( $response =~ /[^\s]/) {
   26: 	my $id = $Apache::inputtags::response['-1'];
   27: 	my $previous= &Apache::response::check_for_previous($response,$id,$response);
   28: 	if ( $previous ) { 
   29: 	  $result = 'PREVIOUSLY_USED';
   30: 	} else {
   31: 	  $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$Apache::inputtags::response['-1'].submission"}=$response;
   32: 	  &Apache::lonxml::debug("submitted a $response<br>\n");
   33: 	  &Apache::lonxml::debug($$parstack[$#$parstack] . "\n<br>");
   34: 	  my $expression="&caparesponse_check('".$response."','".
   35: 	    $$parstack[$#$parstack].
   36: 	      ';my $tol="'.$Apache::inputtags::params{'tol'}.'"'.
   37: 		';my $sig="'.$Apache::inputtags::params{'sig'}.'"'.
   38: 		  "');";
   39: 	  $result = &Apache::run::run($expression,$safeeval);
   40: 	  my ($ad) = split /:/ , $result;
   41: 	  $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$Apache::inputtags::response['-1'].awarddetail"}=$ad;
   42: 	  &Apache::lonxml::debug("$expression");
   43: 	  &Apache::lonxml::debug("\n<br>result:$result:$Apache::lonxml::curdepth<br>\n");
   44: 	}
   45:       }
   46:     }
   47:   } else {
   48:     #$result .= "The correct answer is ".&Apache::run::run("{$$parstack['-1'];".'return $answer}',$safeeval)."\n";
   49:   }
   50:   #Apache::lonxml::debug("\n<br>\nreal end caparesponse<br>\n");
   51:   &Apache::response::end_response;
   52:   return $result;
   53: }
   54: 
   55: sub start_numericalresponse {
   56:   my ($target,$token,$parstack,$parser,$safeeval)=@_;
   57:   my $id = &Apache::response::start_response($parstack,$safeeval);
   58:   return '';
   59: }
   60: 
   61: sub end_numericalresponse {
   62:   my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
   63:   my $result = '';
   64:   if ( $target eq 'grade' ) {
   65:     if ( defined $ENV{'form.submit'}) {
   66:       $safeeval->share_from('capa',['&caparesponse_capa_check_answer']);
   67:       my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']};
   68:       if ( $response =~ /[^\s]/) {
   69: 	my $id = $Apache::inputtags::response['-1'];
   70: 	my $previous= &Apache::response::check_for_previous($response,$id,$response);
   71: 	if ( $previous ) { 
   72: 	  $result = 'PREVIOUSLY_USED';
   73: 	} else {
   74: 	  $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$Apache::inputtags::response['-1'].submission"}=$response;
   75: 	  &Apache::lonxml::debug("submitted a $response<br>\n");
   76: 	  &Apache::lonxml::debug($$parstack[$#$parstack] . "\n<br>");
   77: 	  my $expression="&caparesponse_check_list('".$response."','".
   78: 	    $$parstack[$#$parstack].
   79: 	      ';my $tol="'.$Apache::inputtags::params{'tol'}.'"'.
   80: 	      ';my $sig="'.$Apache::inputtags::params{'sig'}.'"'.
   81: 		"');";
   82: 	  $result = &Apache::run::run($expression,$safeeval);
   83: 	  my ($awards) = split /:/ , $result;
   84: 	  my ($ad) = &Apache::inputtags::finalizeawards(split /,/ , $awards);
   85: 	  $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$Apache::inputtags::response['-1'].awarddetail"}=$ad;
   86: 	  &Apache::lonxml::debug("$expression");
   87: 	  &Apache::lonxml::debug("\n<br>result:$Apache::caparesponse::result:$result:$Apache::lonxml::curdepth<br>\n");
   88: 	}
   89:       }
   90:     }
   91:   }
   92:   &Apache::response::end_response;
   93:   return $result;
   94: }
   95: 
   96: 1;
   97: __END__
   98:  

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