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Added radiobuttons for web output for exams, correct name and id (the same as in inputtags.pm textaria sibroutine) is reproduced. Continue to work with printing in the case of answer date passed.

    1: # The LearningOnline Network with CAPA
    2: # caparesponse definition
    3: #
    4: # $Id: caparesponse.pm,v 1.71 2002/11/08 20:36:27 sakharuk Exp $
    5: #
    6: # Copyright Michigan State University Board of Trustees
    7: #
    8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
    9: #
   10: # LON-CAPA is free software; you can redistribute it and/or modify
   11: # it under the terms of the GNU General Public License as published by
   12: # the Free Software Foundation; either version 2 of the License, or
   13: # (at your option) any later version.
   14: #
   15: # LON-CAPA is distributed in the hope that it will be useful,
   16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
   17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   18: # GNU General Public License for more details.
   19: #
   20: # You should have received a copy of the GNU General Public License
   21: # along with LON-CAPA; if not, write to the Free Software
   22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   23: #
   24: # /home/httpd/html/adm/gpl.txt
   25: #
   26: # http://www.lon-capa.org/
   27: #
   28: 
   29: package Apache::caparesponse;
   30: use strict;
   31: use capa;
   32: 
   33: BEGIN {
   34:   &Apache::lonxml::register('Apache::caparesponse',('caparesponse','numericalresponse','stringresponse','formularesponse'));
   35: }
   36: 
   37: sub start_caparesponse {
   38:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
   39:   my $id = &Apache::response::start_response($parstack,$safeeval);
   40:   return '';
   41: }
   42: 
   43: sub end_caparesponse {
   44:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   45:   my $result = '';
   46:   if ( $target eq 'grade' ) {
   47:     if ( defined $ENV{'form.submitted'}) {
   48:       $safeeval->share_from('capa',['&caparesponse_capa_check_answer']);
   49:       my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']};
   50:       if ( $response =~ /[^\s]/) {
   51: 	my $id = $Apache::inputtags::response['-1'];
   52: 	my $previous= &Apache::response::check_for_previous($response,$id,$response);
   53: 	if ( $previous ) { 
   54: 	  $result = 'PREVIOUSLY_USED';
   55: 	} else {
   56: 	  $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}=$response;
   57: 	  &Apache::lonxml::debug("submitted a $response<br>\n");
   58: 	  &Apache::lonxml::debug($$parstack[$#$parstack] . "\n<br>");
   59: 	  my $expression="&caparesponse_check('".$response."','".
   60: 	    $$parstack[$#$parstack].
   61: 	      ';my $tol="'.$Apache::inputtags::params{'tol'}.'"'.
   62: 		';my $sig="'.$Apache::inputtags::params{'sig'}.'"'.
   63: 		  "');";
   64: 	  $result = &Apache::run::run($expression,$safeeval);
   65: 	  my ($ad) = split /:/ , $result;
   66: 	  $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}=$ad;
   67: 	  &Apache::lonxml::debug("$expression");
   68: 	  &Apache::lonxml::debug("\n<br>result:$result:$Apache::lonxml::curdepth<br>\n");
   69: 	}
   70:       }
   71:     }
   72:   } elsif ($target eq 'web') {
   73:     #$result .= "The correct answer is ".&Apache::run::run("{$$parstack['-1'];".'return $answer}',$safeeval)."\n";
   74:   }
   75:   #Apache::lonxml::debug("\n<br>\nreal end caparesponse<br>\n");
   76:   &Apache::response::end_response;
   77:   return '';
   78: }
   79: 
   80: sub start_numericalresponse {
   81:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
   82:   my $id = &Apache::response::start_response($parstack,$safeeval);
   83:   my $result;
   84:   if ($target eq 'edit') {
   85:     $result.=&Apache::edit::tag_start($target,$token);
   86:     $result.=&Apache::edit::text_arg('Answer:','answer',$token);
   87:     if ($token->[1] eq 'numericalresponse') {
   88:       $result.=&Apache::edit::text_arg('Unit:','unit',$token,5);
   89:       $result.=&Apache::edit::text_arg('Format:','format',$token,4);
   90:     } elsif ($token->[1] eq 'stringresponse') {
   91:       $result.=&Apache::edit::select_arg('Type:','type',
   92: 		 [['cs','Case Sensitive'],['ci','Case Insensitive'],
   93: 		  ['mc','Case Insensitive, Any Order']],$token);
   94:     } elsif ($token->[1] eq 'formularesponse') {
   95:       $result.=&Apache::edit::text_arg('Sample Points:','samples',$token,40);
   96:     }
   97:     $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
   98:   } elsif ($target eq 'modified') {
   99:     my $constructtag;
  100:     if ($token->[1] eq 'numericalresponse') {
  101:       $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
  102: 						'answer','unit','format');
  103:     } elsif ($token->[1] eq 'stringresponse') {
  104:       $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
  105: 						'answer','type');
  106:     } elsif ($token->[1] eq 'formularesponse') {
  107:       $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
  108: 						'answer','samples');
  109:     }
  110:     if ($constructtag) {
  111:       $result = &Apache::edit::rebuild_tag($token);
  112:       $result.=&Apache::edit::handle_insert();
  113:     }
  114:   } elsif ($target eq 'meta') {
  115:     $result=&Apache::response::meta_package_write('numericalresponse');
  116:   }
  117:   return $result;
  118: }
  119: 
  120: sub end_numericalresponse {
  121:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
  122:   my $result = '';
  123:   if ( $target eq 'grade' ) {
  124:     if ( defined $ENV{'form.submitted'}) {
  125:       &Apache::response::setup_params($$tagstack[-1]);
  126:       $safeeval->share_from('capa',['&caparesponse_capa_check_answer']);
  127:       my $partid = $Apache::inputtags::part;
  128:       my $id = $Apache::inputtags::response['-1'];
  129:       my $response = $ENV{'form.HWVAL'.$id};
  130:       if ( $response =~ /[^\s]/) {
  131: 	my %previous = &Apache::response::check_for_previous($response,$partid,$id);
  132: 	$Apache::lonhomework::results{"resource.$partid.$id.submission"}=$response;
  133: 	&Apache::lonxml::debug("submitted a $response<br>\n");
  134: 	&Apache::lonxml::debug($$parstack[$#$parstack] . "\n<br>");
  135: 	$response =~ s/\\/\\\\/g;
  136: 	$response =~ s/\'/\\\'/g;
  137: 	&Apache::lonxml::debug("current $response");
  138: 	my $expression="&caparesponse_check_list('".$response."','".
  139: 	  $$parstack[$#$parstack];
  140: 	foreach my $key (keys(%Apache::inputtags::params)) {
  141: 	  $expression.= ';my $'. #'
  142: 	    $key.'="'.$Apache::inputtags::params{$key}.'"';
  143: 	}
  144: 	if ($$tagstack[-1] eq 'formularesponse') {
  145: 	  $expression.=';my $type="fml";';
  146: 	} elsif ($$tagstack[-1] eq 'numericalresponse') {
  147: 	  $expression.=';my $type="float";';
  148: 	}
  149: 	$expression.="');";
  150: 	$result = &Apache::run::run($expression,$safeeval);
  151: 	my ($awards) = split /:/ , $result;
  152: 	my ($ad) = &Apache::inputtags::finalizeawards(split /,/ , $awards);
  153: 	&Apache::response::handle_previous(\%previous,$ad);
  154: 	$Apache::lonhomework::results{"resource.$partid.$id.awarddetail"}=$ad;
  155: 	&Apache::lonxml::debug("$expression");
  156: 	&Apache::lonxml::debug("\n<br>result:$result:$Apache::lonxml::curdepth<br>\n");
  157: 	$result='';
  158:       }
  159:     }
  160:   } elsif ($target eq 'web' || $target eq 'tex') {
  161:       my $award = $Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"};
  162:       my $status = $Apache::inputtags::status['-1'];
  163:       if ($award =~ /^correct/ || $status eq "SHOW_ANSWER" ) {
  164: 	my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,
  165: 						     $safeeval);
  166: 	my (@formats)=&Apache::lonxml::get_param_var('format',$parstack,
  167: 						     $safeeval);
  168: 	my $unit=&Apache::lonxml::get_param_var('unit',$parstack,$safeeval);
  169: 	
  170: 	if ($target eq 'web') {
  171: 	  $result="<br />The correct answer is ";
  172:         } elsif ($target eq 'tex') {
  173: 	  $result='\vskip 0 mm The correct answer is \\texttt{';
  174:         }
  175: 	for (my $i=0; $i <= $#answers; $i++) {
  176: 	   my $answer=$answers[$i];
  177: 	   my $format;
  178: 	   if ($#formats > 0) {
  179: 	     $format=$formats[$i];
  180: 	   } else {
  181: 	     $format=$formats[0];
  182: 	   }
  183: 	   my $formatted;
  184: 	   if ((defined($format)) && ($format ne '')) {
  185: 	     &Apache::lonxml::debug("formatting with :$format: answer :$answer:");
  186: 	     $formatted=sprintf('%.'.$format,$answer).',';
  187: 	   } else {
  188: 	     &Apache::lonxml::debug("no format answer :$answer:");
  189: 	     $formatted="$answer,";
  190: 	   }
  191: 	   if ($target eq 'tex') {$formatted=&Apache::lonxml::latex_special_symbols($formatted);}
  192: 	     $result.=$formatted;
  193:            }
  194: 	   chop $result;
  195: 	   if ($target eq 'web') {
  196: 	     $result.=" $unit.<br />";
  197: 	   } elsif ($target eq 'tex') {
  198: 	     $result.=&Apache::lonxml::latex_special_symbols($unit);
  199: 	     $result.="}. \\vskip 0 mm ";
  200: 	   }
  201:        }
  202:       if ($Apache::lonhomework::type eq 'exam') {
  203:       	my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,$safeeval);
  204: 	my (@formats)=&Apache::lonxml::get_param_var('format',$parstack,$safeeval);
  205: 	my $unit=&Apache::lonxml::get_param_var('unit',$parstack,$safeeval);
  206: 	my $number_of_bubbles = 8; #default values for number of bubbles
  207: 	my @bubbles_values = (); 
  208: 	my @factors = (1.13,1.17,1.25,1.33,1.45); #default values of factors
  209: 	my @powers = (1.0,2.0,3.0,4.0,5.0,6.0,7.0,8.0); #default values for powers
  210: 	my $factors_number = 5; #default values for number of factors
  211: 	my $powers_number = 8; #default values for number of powers
  212: 	my $symb;
  213: 	if ($ENV{'form.symb'}=~/___\d+___/) {$symb=$ENV{'form.symb'};} else {$symb=$ENV{'request.symb'};}
  214: 	my $randomseed = srand(&Apache::lonnet::rndseed($symb,$ENV{'request.course.id'},
  215:                                                               $ENV{'user.domain'},$ENV{'user.name'}));
  216: 	my $ind=1+int(rand()*($factors_number-1));
  217: 	my $factor = $factors[$ind];
  218: 	$ind=1+int(rand()*($powers_number-1));
  219: 	my $power = $powers[$ind];
  220: 	for ($ind=0;$ind<$number_of_bubbles;$ind++) {
  221: 	    $bubbles_values[$ind] = $answers[0]*$factor**($power-$powers[$powers_number-$ind-1]);
  222: 	}	    
  223: 	my @alphabet = ('A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P',
  224: 			'Q','R','S','T','U','V','W','X','Y','Z');
  225:         if ($target eq 'web') {
  226: 	    my $id=$Apache::inputtags::response[-1];
  227: 	    $result.= '<table border="1"><tr>';
  228: 	    for ($ind=0;$ind<$number_of_bubbles;$ind++) {
  229: 		my $ans;
  230: 		if ($formats[0] ne '') {
  231: 		    $ans = sprintf('%.'.$formats[0],$bubbles_values[$ind]);
  232: 		} else {
  233: 		    my $badans = $bubbles_values[$ind];
  234: 		    my $format = ''; 
  235:                     #What is the number? (integer,decimal,floating point)
  236:                     if ($badans=~/^(\d*\.?\d*)(E|e)(\d*)$/) {
  237: 			$format = 'e'.$2;
  238: 		    } elsif ($badans=~/^(\d*)\.(\d*)$/) {
  239: 			$format = '4f';
  240: 		    } elsif ($badans=~/^(\d*)$/) {
  241: 			$format = 'd';
  242: 		    }
  243: 		    $ans = sprintf('%.'.$format,$bubbles_values[$ind]);
  244: 		}
  245: 		    $result.='<td><input type="radio" name="HWVAL'.$id.'" value="'.$ans.'"><b>'.$alphabet[$ind].'</b>: '.$ans.'</td>';
  246: 	    }
  247: 	    $result.='</tr></table>';
  248: 	} elsif ($target eq 'tex') {
  249: 	    my $max_val = 0;
  250: 	    if ($formats[0]=~m/^(\d+)E([^\d]*)(\d*)$/) {
  251: 		$max_val=$1+$2+4;
  252: 	    } else {
  253: 		$max_val=4;
  254: 	    }
  255: 	    $max_val = int(0.9*$ENV{'form.textwidth'}/(($max_val+6)*2));
  256:             my $celllength = 0.9*$ENV{'form.textwidth'}/$max_val-10;
  257: 	    my @table_range = ();
  258: 	    my $number_of_tables = int($number_of_bubbles/$max_val);
  259: 	    for (my $i=0;$i<$number_of_tables;$i++) {push @table_range,$max_val;}
  260: 	    if ($number_of_bubbles % $max_val != 0) {
  261: 		$number_of_tables++;
  262: 		push @table_range,($number_of_bubbles % $max_val);
  263: 	    }
  264: 	    my $j=0;
  265: 	    my $cou=0;
  266: 	    $result.='\vskip -1 mm \noindent \begin{enumerate}\item[\textbf{'.$Apache::lonxml::counter.'}.]';
  267: 	    for (my $i=0;$i<$number_of_tables;$i++) {
  268: 		$result.='\vskip -1 mm \noindent \begin{tabular}{';
  269: 		for ($ind=0;$ind<$table_range[$j];$ind++) {
  270: 		    $result.='lp{'.$celllength.' mm}';
  271: 		}
  272: 		$result.='}';
  273: 		for ($ind=$cou;$ind<$cou+$table_range[$j];$ind++) {
  274: 		    my $ans;
  275: 		    if ($formats[0] ne '') {
  276: 			$ans = sprintf('%.'.$formats[0],$bubbles_values[$ind]);
  277: 			if ($ans =~ m/([0-9\.\-\+]+)E([0-9\-\+]+)/ ) {
  278: 			    my $number = $1;
  279: 			    my $power = $2;
  280: 			    $power=~s/^\+//;
  281: 			    $power=~s/^(-?)0+(\d+)//;
  282: 			    $ans=$number.'$\times 10^{'.$1.$2.'}$'; #'stupidemacs
  283: 			} 
  284: 		    } else {
  285: 			my $badans = $bubbles_values[$ind];
  286: 			my $format = ''; 
  287: 			#What is the number? (integer,decimal,floating point)
  288: 			if ($badans=~/^(\d*\.?\d*)(E|e)(\d*)$/) {
  289: 			    $format = 'e'.$2;
  290: 			} elsif ($badans=~/^(\d*)\.(\d*)$/) {
  291: 			    $format = '4f';
  292: 			} elsif ($badans=~/^(\d*)$/) {
  293: 			    $format = 'd';
  294: 			}
  295: 			$ans = sprintf('%.'.$format,$bubbles_values[$ind]);			
  296: 			if ($ans =~ m/([0-9\.\-\+]+)E([0-9\-\+]+)/ ) {
  297: 			    my $number = $1;
  298: 			    my $power = $2;
  299: 			    $power=~s/^\+//;
  300: 			    $power=~s/^(-?)0+(\d+)//;
  301: 			    $ans=$number.'$\times 10^{'.$1.$2.'}$'; #'stupidemacs
  302: 			} 
  303: 		    }
  304: 		    $result.='\hskip -3 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -2 mm & {\small '.$ans.'} ';
  305: 		    if ($ind != $cou+$table_range[$j]-1) {$result.=' & ';}
  306: 		}
  307: 		$cou += $table_range[$j];
  308: 		$j++;
  309: 		$result.='\\\\\end{tabular}\vskip 0 mm ';    
  310: 	    }
  311: 	    $result.='\end{enumerate}';
  312: 	    &Apache::lonxml::increment_counter();
  313: 	}
  314:     }
  315:   } elsif ($target eq 'edit') {
  316:     $result.='</td></tr>'.&Apache::edit::end_table;
  317:   } elsif ($target eq 'answer' || $target eq 'analyze') {
  318: 
  319:       my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
  320:       if ($target eq 'analyze') {
  321: 	  push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);
  322: 	  $Apache::lonhomework::analyze{"$part_id.type"} = $$tagstack[-1];
  323:       }
  324:       &Apache::response::setup_params($$tagstack[-1]);
  325:       my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,$safeeval);
  326:       my (@formats)=&Apache::lonxml::get_param_var('format',$parstack,$safeeval);
  327:       my $unit=&Apache::lonxml::get_param_var('unit',$parstack,$safeeval);
  328:       my $type=&Apache::lonxml::get_param('type',$parstack,$safeeval);
  329: 
  330:       if ($target eq 'answer') {
  331: 	  $result.=&Apache::response::answer_header($$tagstack[-1]);
  332:       }
  333:       for(my $i=0;$i<=$#answers;$i++) {
  334: 	  my $ans=$answers[$i];
  335: 	  my $fmt;
  336: 	  if (@formats) {
  337: 	      if ($#formats) {
  338: 		  $fmt=$formats[$i];
  339: 	      } else {
  340: 		  $fmt=$formats[0];
  341: 	      }
  342: 	  }
  343: 	  my ($high,$low);
  344: 	  if ($Apache::inputtags::params{'tol'}) {
  345: 	      ($high,$low)=&get_tolrange($ans,$Apache::inputtags::params{'tol'});
  346: 	  }
  347: 	  my ($sighigh,$siglow);
  348: 	  if ($Apache::inputtags::params{'sig'}) {
  349: 	      ($sighigh,$siglow)=&get_sigrange($Apache::inputtags::params{'sig'});
  350: 	  }
  351: 	  if ($fmt) {
  352: 	      $ans = sprintf('%.'.$fmt,$ans);
  353: 	      if ($high) {
  354: 		  $high = sprintf('%.'.$fmt,$high); $low = sprintf('%.'.$fmt,$low);
  355: 	      }
  356: 	  }
  357: 	  if ($target eq 'answer') {
  358: 	      if ($high) { $ans.=' ['.$low.','.$high.'] '; }
  359: 	      if ($sighigh) { $ans.= "Sig <i>$siglow - $sighigh</i>"; }
  360: 	      $result.=&Apache::response::answer_part($$tagstack[-1],$ans);
  361: 	  } elsif ($target eq 'analyze') {
  362: 	      push (@{ $Apache::lonhomework::analyze{"$part_id.answer"} },
  363: 		    $ans);
  364: 	      if ($high) {
  365: 		  push (@{ $Apache::lonhomework::analyze{"$part_id.ans_high"} }, $high);
  366: 		  push (@{ $Apache::lonhomework::analyze{"$part_id.ans_low"} }, $low);
  367: 	      }
  368: 	  }
  369:       }
  370:       if ($unit) {
  371: 	  if ($target eq 'answer') {
  372: 	      $result.=&Apache::response::answer_part($$tagstack[-1],
  373: 						      "Unit: <b>$unit</b>");
  374: 	  } elsif ($target eq 'analyze') {
  375: 	      push (@{ $Apache::lonhomework::analyze{"$part_id.unit"} },
  376: 		    $unit);
  377: 	  }
  378:       }
  379:       if ($type || $token->[1] eq 'stringresponse') {
  380: 	  my $string='Case Insensitive';
  381: 	  if ($type eq 'mc') {
  382: 	      $string='Multiple Choice';
  383: 	  } elsif ($type eq 'cs') {
  384: 	      $string='Case Sensitive';
  385: 	  } elsif ($type eq 'ci') {
  386: 	      $string='Case Insensitive';
  387: 	  } elsif ($type eq 'fml') {
  388: 	      $string='Formula';
  389: 	  }
  390: 	  if ($target eq 'answer') {
  391: 	      $result.=&Apache::response::answer_part($$tagstack[-1],
  392: 						      '<b>'.$string.'</b>');
  393: 	  } elsif ($target eq 'analyze') {
  394: 	      push (@{ $Apache::lonhomework::analyze{"$part_id.type"} },
  395: 		    $type);
  396: 	  }
  397:       }
  398:       if ($$tagstack[-1] eq 'formularesponse' && $target eq 'answer') {
  399: 	  my $samples=&Apache::lonxml::get_param('samples',$parstack,$safeeval);
  400: 	  $result.=&Apache::response::answer_part($$tagstack[-1],$samples);
  401:       }
  402:       if ($target eq 'answer') {
  403: 	  $result.=&Apache::response::answer_footer($$tagstack[-1]);
  404:       }
  405:   }
  406:   &Apache::response::end_response;
  407:   return $result;
  408: }
  409: 
  410: sub get_tolrange {
  411:   my ($ans,$tol)=@_;
  412:   my ($high,$low);
  413:   if ($tol =~ /%$/) {
  414:     chop($tol);
  415:     my $change=$ans*($tol/100.0);
  416:     $high=$ans+$change;
  417:     $low=$ans-$change;
  418:   } else {
  419:     $high=$ans+$tol;
  420:     $low=$ans-$tol;
  421:   }
  422:   return ($high,$low);
  423: }
  424: 
  425: sub get_sigrange {
  426:   my ($sig)=@_;
  427:   &Apache::lonxml::debug("Got a sig of :$sig:");
  428:   my $sig_lbound;
  429:   my $sig_ubound;
  430:   if ($sig eq '') {
  431:     $sig_lbound = 0; #SIG_LB_DEFAULT
  432:     $sig_ubound =15; #SIG_UB_DEFAULT
  433:   } else {
  434:     ($sig_lbound,$sig_ubound) = split(/,/,$sig);
  435:     if (!$sig_lbound) {
  436:       $sig_lbound = 0; #SIG_LB_DEFAULT
  437:       $sig_ubound =15; #SIG_UB_DEFAULT
  438:     }
  439:     if (!$sig_ubound) { $sig_ubound=$sig_lbound; }
  440:   }
  441:   return ($sig_ubound,$sig_lbound);
  442: }
  443: 
  444: sub start_stringresponse {
  445:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
  446:   my $result;
  447:   if ($target eq 'meta') {
  448:     $result=&Apache::response::meta_package_write('stringresponse');
  449:   } else {
  450:     $result.=&start_numericalresponse(@_);
  451:   }
  452:   return $result;
  453: }
  454: 
  455: sub end_stringresponse {
  456:   return end_numericalresponse(@_);
  457: }
  458: 
  459: sub start_formularesponse {
  460:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
  461:   my $result;
  462:   if ($target eq 'meta') {
  463:     $result=&Apache::response::meta_package_write('formularesponse');
  464:   } else {
  465:     $result.=&start_numericalresponse(@_);
  466:   }
  467:   return $result;
  468: }
  469: 
  470: sub end_formularesponse {
  471:   return end_numericalresponse(@_);
  472: }
  473: 
  474: 1;
  475: __END__
  476: