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- added code to set the type for <numericalresponse> so strings will be treated as numbers

    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','stringresponse','formularesponse'));
   10: }
   11: 
   12: sub start_caparesponse {
   13:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
   14:   my $id = &Apache::response::start_response($parstack,$safeeval);
   15:   return '';
   16: }
   17: 
   18: sub end_caparesponse {
   19:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   20:   my $result = '';
   21:   if ( $target eq 'grade' ) {
   22:     if ( defined $ENV{'form.submitted'}) {
   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.$id.submission"}=$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.$id.awarddetail"}=$ad;
   42: 	  &Apache::lonxml::debug("$expression");
   43: 	  &Apache::lonxml::debug("\n<br>result:$result:$Apache::lonxml::curdepth<br>\n");
   44: 	}
   45:       }
   46:     }
   47:   } elsif ($target eq 'web') {
   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 '';
   53: }
   54: 
   55: sub start_numericalresponse {
   56:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
   57:   my $id = &Apache::response::start_response($parstack,$safeeval);
   58:   my $result;
   59:   if ($target eq 'edit') {
   60:     $result.=&Apache::edit::tag_start($target,$token,&Apache::lonxml::description($token));
   61:     $result.=&Apache::edit::text_arg('Answer:','answer',$token);
   62:     if ($token->[1] eq 'numericalresponse') {
   63:       $result.=&Apache::edit::text_arg('Unit:','unit',$token,5);
   64:       $result.=&Apache::edit::text_arg('Format:','format',$token,4);
   65:     } elsif ($token->[1] eq 'stringresponse') {
   66:       $result.=&Apache::edit::select_arg('Type:','type',
   67: 					 ['cs','ci','mc'],$token)
   68:     } elsif ($token->[1] eq 'formularesponse') {
   69:       $result.=&Apache::edit::text_arg('Sample Points:','samples',$token,40);
   70:     }
   71:     $result.='</td></tr><tr><td colspan="3">';
   72:   } elsif ($target eq 'modified') {
   73:     my $constructtag;
   74:     if ($token->[1] eq 'numericalresponse') {
   75:       $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
   76: 						'answer','unit','format');
   77:     } elsif ($token->[1] eq 'stringresponse') {
   78:       $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
   79: 						'answer','type');
   80:     } elsif ($token->[1] eq 'formularesponse') {
   81:       $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
   82: 						'answer','samples');
   83:     }
   84:     if ($constructtag) {
   85:       $result = &Apache::edit::rebuild_tag($token);
   86:       $result.=&Apache::edit::handle_insert();
   87:     }
   88:   } elsif ($target eq 'meta') {
   89:     $result=&Apache::response::meta_package_write('numericalresponse');
   90:   }
   91:   return $result;
   92: }
   93: 
   94: sub end_numericalresponse {
   95:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   96:   my $result = '';
   97:   if ( $target eq 'grade' ) {
   98:     if ( defined $ENV{'form.submitted'}) {
   99:       &Apache::response::setup_params($$tagstack[-1]);
  100:       $safeeval->share_from('capa',['&caparesponse_capa_check_answer']);
  101:       my $partid = $Apache::inputtags::part;
  102:       my $id = $Apache::inputtags::response['-1'];
  103:       my $response = $ENV{'form.HWVAL'.$id};
  104:       if ( $response =~ /[^\s]/) {
  105: 	my %previous = &Apache::response::check_for_previous($response,$partid,$id);
  106: 	$Apache::lonhomework::results{"resource.$partid.$id.submission"}=$response;
  107: 	&Apache::lonxml::debug("submitted a $response<br>\n");
  108: 	&Apache::lonxml::debug($$parstack[$#$parstack] . "\n<br>");
  109: 	$response =~ s/\\/\\\\/g;
  110: 	$response =~ s/\'/\\\'/g;
  111: 	&Apache::lonxml::debug("current $response");
  112: 	my $expression="&caparesponse_check_list('".$response."','".
  113: 	  $$parstack[$#$parstack];
  114: 	foreach my $key (keys(%Apache::inputtags::params)) {
  115: 	  $expression.= ';my $'. #'
  116: 	    $key.'="'.$Apache::inputtags::params{$key}.'"';
  117: 	}
  118: 	if ($$tagstack[-1] eq 'formularesponse') {
  119: 	  $expression.=';my $type="fml";';
  120: 	} elsif ($$tagstack[-1] eq 'numericalresponse') {
  121: 	  $expression.=';my $type="float";';
  122: 	}
  123: 	$expression.="');";
  124: 	$result = &Apache::run::run($expression,$safeeval);
  125: 	my ($awards) = split /:/ , $result;
  126: 	my ($ad) = &Apache::inputtags::finalizeawards(split /,/ , $awards);
  127: 	if ( $previous{'used'} && ($previous{'award'} eq $ad) ) {
  128: 	  if ($previous{'last'}) {
  129: 	    push(@Apache::inputtags::previous,'PREVIOUSLY_LAST');
  130: 	  } else {
  131: 	    push(@Apache::inputtags::previous,'PREVIOUSLY_USED');
  132: 	  }
  133: 	}
  134: 	$Apache::lonhomework::results{"resource.$partid.$id.awarddetail"}=$ad;
  135: 	&Apache::lonxml::debug("$expression");
  136: 	&Apache::lonxml::debug("\n<br>result:$result:$Apache::lonxml::curdepth<br>\n");
  137: 	$result='';
  138:       }
  139:     }
  140:   } elsif ($target eq 'web') {
  141:     my $award = $Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"};
  142:     my $status = $Apache::inputtags::status['-1'];
  143:     if ($award =~ /^correct/ || $status eq "SHOW_ANSWER" ) {
  144:       my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,
  145: 						   $safeeval);
  146:       my (@formats)=&Apache::lonxml::get_param_var('format',$parstack,
  147: 						   $safeeval);
  148:       my $unit=&Apache::lonxml::get_param_var('unit',$parstack,$safeeval);
  149: 
  150:       $result="<br />The computer got ";
  151: 
  152:       for (my $i=0; $i <= $#answers; $i++) {
  153: 	my $answer=$answers[$i];
  154: 	my $format;
  155: 	if ($#formats > 0) {
  156: 	  $format=$formats[$i];
  157: 	} else {
  158: 	  $format=$formats[0];
  159: 	}
  160: 	if ((defined($format)) && ($format ne '')) {
  161: 	  &Apache::lonxml::debug("formatting with :$format: answer :$answer:");
  162: 	  $result.=sprintf('%.'.$format,$answer).',';
  163: 	} else {
  164: 	  &Apache::lonxml::debug("no format answer :$answer:");
  165: 	  $result.="$answer,";
  166: 	}
  167:       }
  168:       chop $result;
  169:       $result.=" $unit.<br></br>";
  170:     }
  171:   } elsif ($target eq 'edit') {
  172:     $result.='</td></tr>'.&Apache::edit::end_table;
  173:   } elsif ($target eq 'answer') {
  174: 
  175:     my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,$safeeval);
  176:     my (@formats)=&Apache::lonxml::get_param_var('format',$parstack,$safeeval);
  177:     my $unit=&Apache::lonxml::get_param_var('unit',$parstack,$safeeval);
  178:     my $type=&Apache::lonxml::get_param('type',$parstack,$safeeval);
  179: 
  180:     $result.=&Apache::response::answer_header($$tagstack[-1]);
  181:     for(my $i=0;$i<=$#answers;$i++) {
  182:       my $ans=$answers[$i];
  183:       my $fmt;
  184:       if (@formats) {
  185: 	if ($#formats) {
  186: 	  $fmt=$formats[$i];
  187: 	} else {
  188: 	  $fmt=$formats[0];
  189: 	}
  190:       }
  191:       if ($fmt) { $ans = sprintf('%.'.$fmt,$ans); }
  192:       $result.=&Apache::response::answer_part($$tagstack[-1],$ans);
  193:     }
  194:     if ($unit) {
  195:       $result.=&Apache::response::answer_part($$tagstack[-1],
  196: 					      '<b>'.$unit.'</b>');
  197:     }
  198:     if ($type || $token->[1] eq 'stringresponse') {
  199:       my $string='Case Insensitive';
  200:       if ($type eq 'mc') {
  201: 	$string='Multiple Choice';
  202:       } elsif ($type eq 'cs') {
  203: 	$string='Case Sensitive';
  204:       } elsif ($type eq 'ci') {
  205: 	$string='Case Insensitive';
  206:       } elsif ($type eq 'fml') {
  207: 	$string='Formula';
  208:       }
  209:       $result.=&Apache::response::answer_part($$tagstack[-1],
  210: 					      '<b>'.$string.'</b>');
  211:     }
  212:     if ($$tagstack[-1] eq 'formularesponse') {
  213:       my $samples=&Apache::lonxml::get_param('samples',$parstack,$safeeval);
  214:       $result.=&Apache::response::answer_part($$tagstack[-1],$samples);
  215:     }
  216:     $result.=&Apache::response::answer_footer($$tagstack[-1]);
  217:   }
  218:   &Apache::response::end_response;
  219:   return $result;
  220: }
  221: 
  222: sub start_stringresponse {
  223:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
  224:   my $result;
  225:   if ($target eq 'meta') {
  226:     $result=&Apache::response::meta_package_write('stringresponse');
  227:   } else {
  228:     $result.=&start_numericalresponse(@_);
  229:   }
  230:   return $result;
  231: }
  232: 
  233: sub end_stringresponse {
  234:   return end_numericalresponse(@_);
  235: }
  236: 
  237: sub start_formularesponse {
  238:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
  239:   my $result;
  240:   if ($target eq 'meta') {
  241:     $result=&Apache::response::meta_package_write('formularesponse');
  242:   } else {
  243:     $result.=&start_numericalresponse(@_);
  244:   }
  245:   return $result;
  246: }
  247: 
  248: sub end_formularesponse {
  249:   return end_numericalresponse(@_);
  250: }
  251: 
  252: 1;
  253: __END__
  254: