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Diff for /loncom/homework/radiobuttonresponse.pm between versions 1.134.2.1 and 1.150

version 1.134.2.1, 2008/12/11 03:29:30 version 1.150, 2011/08/26 22:40:17
Line 25 Line 25
 # http://www.lon-capa.org/  # http://www.lon-capa.org/
 #  #
   
   
   
 package Apache::radiobuttonresponse;  package Apache::radiobuttonresponse;
 use strict;  use strict;
 use HTML::Entities();  use HTML::Entities();
Line 65  sub start_radiobuttonresponse { Line 67  sub start_radiobuttonresponse {
     if ($target eq 'meta') {      if ($target eq 'meta') {
  $result=&Apache::response::meta_package_write('radiobuttonresponse');   $result=&Apache::response::meta_package_write('radiobuttonresponse');
     } elsif ($target eq 'edit' ) {      } elsif ($target eq 'edit' ) {
         $result.=&Apache::edit::start_table($token)   $result.=&Apache::edit::start_table($token)
            .'<tr><td>'.&Apache::lonxml::description($token)             .'<tr><td>'.&Apache::lonxml::description($token)
            .&Apache::loncommon::help_open_topic('Radio_Response_Problems')             .&Apache::loncommon::help_open_topic('Radio_Response_Problems')
            .'</td>'             .'</td>'
Line 102  sub start_radiobuttonresponse { Line 104  sub start_radiobuttonresponse {
  } else {   } else {
     $result .= ' \renewcommand{\labelenumi}{\Alph{enumi}.}';      $result .= ' \renewcommand{\labelenumi}{\Alph{enumi}.}';
  }   }
  $result .= '\begin{enumerate}';          if($env{'form.pdfFormFields'} eq 'yes' && $Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
               $result .= '\begin{itemize}';
           } else {
               $result .= '\begin{enumerate}';
           }
     } elsif ($target eq 'analyze') {      } elsif ($target eq 'analyze') {
  my $part_id="$Apache::inputtags::part.$id";   my $part_id="$Apache::inputtags::part.$id";
         $Apache::lonhomework::analyze{"$part_id.type"} = 'radiobuttonresponse';          $Apache::lonhomework::analyze{"$part_id.type"} = 'radiobuttonresponse';
Line 115  sub end_radiobuttonresponse { Line 121  sub end_radiobuttonresponse {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result;      my $result;
     if ($target eq 'edit') { $result=&Apache::edit::end_table(); }      if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
     if ($target eq 'tex') { $result .= '\end{enumerate}'; }      if ($target eq 'tex' ) {
           if($env{'form.pdfFormFields'} eq 'yes' and $Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
               $result .= '\end{itemize}';
           } else {
               $result .= '\end{enumerate}';
           }
       }
     &Apache::response::end_response;      &Apache::response::end_response;
     pop @Apache::lonxml::namespace;      pop @Apache::lonxml::namespace;
     &Apache::lonxml::deregister('Apache::radiobuttonresponse',('foilgroup','foil','conceptgroup'));      &Apache::lonxml::deregister('Apache::radiobuttonresponse',('foilgroup','foil','conceptgroup'));
Line 129  sub start_foilgroup { Line 141  sub start_foilgroup {
     my $result;      my $result;
     %Apache::response::foilgroup=();      %Apache::response::foilgroup=();
     $Apache::radiobuttonresponse::conceptgroup=0;      $Apache::radiobuttonresponse::conceptgroup=0;
     &Apache::response::pushrandomnumber();      &Apache::response::pushrandomnumber(undef,$target);
     if ($target eq 'tex' && $Apache::lonhomework::type eq 'exam') {      if ($target eq 'tex' && $Apache::lonhomework::type eq 'exam') {
  $result.='\item[\textbf{'.$Apache::lonxml::counter.'}.]';   $result.='\item[\textbf{'.$Apache::lonxml::counter.'}.]';
     }      }
Line 137  sub start_foilgroup { Line 149  sub start_foilgroup {
 }  }
   
 sub storesurvey {  sub storesurvey {
       my ($style) = @_;
     if ( !&Apache::response::submitted() ) { return ''; }      if ( !&Apache::response::submitted() ) { return ''; }
     my $response = $env{'form.HWVAL_'.$Apache::inputtags::response['-1']};      my $response = $env{'form.HWVAL_'.$Apache::inputtags::response['-1']};
     &Apache::lonxml::debug("Here I am!:$response:");      &Apache::lonxml::debug("Here I am!:$response:");
Line 150  sub storesurvey { Line 163  sub storesurvey {
     $Apache::lonhomework::results{"resource.$part.$id.submission"}=      $Apache::lonhomework::results{"resource.$part.$id.submission"}=
  $responsestr;   $responsestr;
     my %previous=&Apache::response::check_for_previous($responsestr,$part,$id);      my %previous=&Apache::response::check_for_previous($responsestr,$part,$id);
     my $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='SUBMITTED';      my $ad;
       if ($style eq 'anonsurvey') {
           $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='ANONYMOUS';
       } elsif ($style eq 'anonsurveycred') {
           $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='ANONYMOUS_CREDIT';
       } elsif ($style eq 'surveycred') {
           $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='SUBMITTED_CREDIT';
       } else {
           $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='SUBMITTED';
       }
     &Apache::response::handle_previous(\%previous,$ad);      &Apache::response::handle_previous(\%previous,$ad);
     &Apache::lonxml::debug("submitted a $response<br />\n");      &Apache::lonxml::debug("submitted a $response<br />\n");
     return '';      return '';
Line 215  sub end_foilgroup { Line 237  sub end_foilgroup {
  my $style = $Apache::lonhomework::type;   my $style = $Apache::lonhomework::type;
  my $direction = &Apache::lonxml::get_param('direction',$parstack,   my $direction = &Apache::lonxml::get_param('direction',$parstack,
    $safeeval,'-2');     $safeeval,'-2');
  if ( $style eq 'survey'  && $target ne 'analyze') {   if ( (($style eq 'survey') || ($style eq 'surveycred') || 
                 ($style eq 'anonsurvey') || ($style eq 'anonsurveycred')) 
                && ($target ne 'analyze')) {
     if ($target eq 'web' || $target eq 'tex') {      if ($target eq 'web' || $target eq 'tex') {
  $result=&displayallfoils($direction, $target);   $result=&displayallfoils($direction, $target);
     } elsif ( $target eq 'answer' ) {      } elsif ( $target eq 'answer' ) {
  $result=&displayallanswers();   $result=&displayallanswers();
     } elsif ( $target eq 'grade' ) {      } elsif ( $target eq 'grade' ) {
  $result=&storesurvey();   $result=&storesurvey($style);
     }      }
     $answer_count = scalar(@{$Apache::response::foilgroup{'names'}});      $answer_count = scalar(@{$Apache::response::foilgroup{'names'}});
   
Line 312  sub displayallfoils { Line 336  sub displayallfoils {
     my $i   =0;      my $i   =0;
     my $id=$Apache::inputtags::response['-1'];      my $id=$Apache::inputtags::response['-1'];
     my $part=$Apache::inputtags::part;      my $part=$Apache::inputtags::part;
     my $lastresponse=      my ($lastresponse,$newvariation,$showanswer);
  $Apache::lonhomework::history{"resource.$part.$id.submission"};      if ((($Apache::lonhomework::history{"resource.$part.type"} eq 'randomizetry') ||
           ($Apache::lonhomework::type eq 'randomizetry')) &&
           ($Apache::inputtags::status[-1] eq 'CAN_ANSWER')) {
           if ($env{'form.'.$part.'.rndseed'} ne
               $Apache::lonhomework::history{"resource.$part.rndseed"}) {
               $newvariation = 1;
           }
       }
       $showanswer = &Apache::response::show_answer();
       unless ((($Apache::lonhomework::history{"resource.$part.type"} eq 'anonsurvey') || ($Apache::lonhomework::history{"resource.$part.type"} eq 'anonsurveycred')) && (defined($env{'form.grade_symb'})) ||
              ($newvariation && !$showanswer)) {
           $lastresponse = 
       $Apache::lonhomework::history{"resource.$part.$id.submission"};
       }
     if ($direction eq 'horizontal') { $result.='<table><tr>'; }      if ($direction eq 'horizontal') { $result.='<table><tr>'; }
     my %lastresponse=&Apache::lonnet::str2hash($lastresponse);      my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
     if (&Apache::response::show_answer() ) {      if ($showanswer) {
  foreach my $name (@names) {   foreach my $name (@names) {
     if ($Apache::response::foilgroup{$name.'.value'} ne 'unused') {      if ($Apache::response::foilgroup{$name.'.value'} ne 'unused') {
  if (($direction eq 'horizontal') && ($target ne 'tex')) {   if (($direction eq 'horizontal') && ($target ne 'tex')) {
Line 349  sub displayallfoils { Line 386  sub displayallfoils {
     $result.="<td>";      $result.="<td>";
  } else {   } else {
     if ($target eq 'tex') {      if ($target eq 'tex') {
  $result .= '\item \vskip -2mm ';          if($env{'form.pdfFormFields'} eq 'yes' && $Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
     } else {                              my $fieldname = $env{'request.symb'}.'&part_'. $Apache::inputtags::part
                                               .'&radiobuttonresponse'.'&HWVAL_'.$Apache::inputtags::response['-1'];
                               $result .= '\item[{'.&Apache::lonxml::print_pdf_radiobutton($fieldname,$temp).'}]'
                                          .$Apache::response::foilgroup{$name.'.text'}."\n";
                           } else {
                               $result .= '\item \vskip -2mm ';
                           }
                       } else {
  $result.="<br />";   $result.="<br />";
     }      }
  }   }
  if ($target eq 'tex') {   if ($target eq 'tex') {
     $result .= '$\bigcirc$'.$Apache::response::foilgroup{$name.'.text'}.'\\\\';  #' stupid emacs      if($env{'form.pdfFormFields'} ne 'yes' or $Apache::inputtags::status[-1] ne 'CAN_ANSWER') {
                           $result .= '$\bigcirc$'.$Apache::response::foilgroup{$name.'.text'}.'\\\\';  #' stupid emacs
                       }
     $i++;      $i++;
  } else {   } else {
     $result .= '<label>';      $result .= '<label>';
Line 363  sub displayallfoils { Line 409  sub displayallfoils {
                        onchange=\"javascript:setSubmittedPart('$part');\"                         onchange=\"javascript:setSubmittedPart('$part');\"
                        type=\"radio\"                         type=\"radio\"
                        name=\"HWVAL_$Apache::inputtags::response['-1']\"                         name=\"HWVAL_$Apache::inputtags::response['-1']\"
                        value=\"$temp\" ";                         value=\"$temp\"";
     if (defined($lastresponse{$name})) { $result .= 'checked="on"'; }  
       if (defined($lastresponse{$name})) { $result .= ' checked="checked"'; }
     $result .= ' />'.$Apache::response::foilgroup{$name.'.text'}.      $result .= ' />'.$Apache::response::foilgroup{$name.'.text'}.
  '</label>';   '</label>';
  }   }
Line 382  sub displayallfoils { Line 429  sub displayallfoils {
     return $result;      return $result;
 }  }
   
 =pod  
   
 =item &whichfoils($max,$randomize)  
   
 Randomizes the list of foils.  
 Respects  
   - each foils desire to be randomized  
   - the existance of Concept groups of foils (select 1 foil from each)  
   - and selects a single correct statement from all possilble true statments  
   - and limits it to a toal of $max foils  
   
 WARNING: this routine uses the random number generator, it should only  
 be called once per target, otherwise it can cause randomness changes in  
 homework problems.  
   
 Arguments  
   $max - maximum number of foils to select (including the true one)  
          (so a max of 5 is: 1 true, 4 false)  
   
   $randomize - whether to randomize the listing of foils, by default  
                will randomize, only if randomize is 'no' will it not  
   
 Returns  
   $answer - location in the array of the correct answer  
   @foils  - array of foil names in to display order  
   
 =cut  
   
 sub whichfoils {  sub whichfoils {
     my ($max,$randomize)=@_;      my ($max,$randomize)=@_;
Line 443  sub whichfoils { Line 463  sub whichfoils {
  &Apache::lonxml::error(&HTML::Entities::encode("No valid value assigned ($Apache::response::foilgroup{$name.'.value'}) for foil $name in <foilgroup>",'<>&"'));   &Apache::lonxml::error(&HTML::Entities::encode("No valid value assigned ($Apache::response::foilgroup{$name.'.value'}) for foil $name in <foilgroup>",'<>&"'));
     }      }
  }   }
  if (!$havetrue && $Apache::lonhomework::type ne 'survey') {   if ((!$havetrue) && 
               ($Apache::lonhomework::type ne 'survey') && 
               ($Apache::lonhomework::type ne 'surveycred') &&
               ($Apache::lonhomework::type ne 'anonsurvey') &&
               ($Apache::lonhomework::type ne 'anonsurveycred')) {
     &Apache::lonxml::error(&mt('There are no true statements available.').'<br />');      &Apache::lonxml::error(&mt('There are no true statements available.').'<br />');
  }   }
     } else {      } else {
Line 503  sub whichfoils { Line 527  sub whichfoils {
  &Apache::lonxml::debug("Answer wants $answer");   &Apache::lonxml::debug("Answer wants $answer");
  my $truename=$truelist[$whichtrue];   my $truename=$truelist[$whichtrue];
  my $dosplice=1;   my $dosplice=1;
  if ($notrue && $Apache::lonhomework::type ne 'survey') {   if (($notrue) && 
               ($Apache::lonhomework::type ne 'survey') &&
               ($Apache::lonhomework::type ne 'surveycred') &&
               ($Apache::lonhomework::type ne 'anonsurvey') &&
               ($Apache::lonhomework::type ne 'anonsurveycred')) {
     $dosplice=0;      $dosplice=0;
     &Apache::lonxml::error(&mt('There are no true statements available.').'<br />');      &Apache::lonxml::error(&mt('There are no true statements available.').'<br />');
  }   }
Line 527  sub whichfoils { Line 555  sub whichfoils {
     $dosplice=0;      $dosplice=0;
  } else {   } else {
     if ($topcount>0 || $bottomcount>0) {      if ($topcount>0 || $bottomcount>0) {
  $answer = int(&Math::Random::random_uniform() * ($#whichfalse+1))                  my $inc = 1;
     + $topcount;                  if (($bottomcount > 0) && ($Apache::lonhomework::type ne 'exam')) {
                       $inc = 2;
                   }
                   $answer=int(&Math::Random::random_uniform() * ($#whichfalse+$inc))
                           + $topcount;
     }      }
  }   }
  &Apache::lonxml::debug("Answer now wants $answer");   &Apache::lonxml::debug("Answer now wants $answer");
Line 600  sub displayfoils { Line 632  sub displayfoils {
  my $temp=0;     my $temp=0;  
  my $id=$Apache::inputtags::response['-1'];   my $id=$Apache::inputtags::response['-1'];
  my $part=$Apache::inputtags::part;   my $part=$Apache::inputtags::part;
  my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};          my ($lastresponse,$newvariation);
           if ((($Apache::lonhomework::history{"resource.$part.type"} eq 'randomizetry') ||
                ($Apache::lonhomework::type eq 'randomizetry')) && 
           ($Apache::inputtags::status[-1] eq 'CAN_ANSWER')) {
               if ($env{'form.'.$part.'.rndseed'} ne
                   $Apache::lonhomework::history{"resource.$part.rndseed"}) {
                   $newvariation = 1;
               }
           }
           unless ($newvariation) {
       $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
           }
  my %lastresponse=&Apache::lonnet::str2hash($lastresponse);   my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
  if ($target ne 'tex' && $direction eq 'horizontal') {   if ($target ne 'tex' && $direction eq 'horizontal') {
     $result.="<table><tr>";      $result.="<table><tr>";
Line 619  sub displayfoils { Line 662  sub displayfoils {
     "<input type=\"radio\"      "<input type=\"radio\"
                             onchange=\"javascript:setSubmittedPart('$part');\"                              onchange=\"javascript:setSubmittedPart('$part');\"
                             name=\"HWVAL_$Apache::inputtags::response['-1']\"                              name=\"HWVAL_$Apache::inputtags::response['-1']\"
                             value=\"$temp\" ";                              value=\"$temp\"";
  if (defined($lastresponse{$name})) { $result .= 'checked="on"'; }   if (defined($lastresponse{$name})) { $result .= ' checked="checked"'; }
  $result .= ' />'.$Apache::response::foilgroup{$name.'.text'}."</label>";   $result .= ' />'.$Apache::response::foilgroup{$name.'.text'}."</label>";
     } else {      } else {
  if ($Apache::lonhomework::type eq 'exam') {   if ($Apache::lonhomework::type eq 'exam') {
Line 634  sub displayfoils { Line 677  sub displayfoils {
     $i++;      $i++;
     $bubble_number++;      $bubble_number++;
  } else {   } else {
     $result .= '\vspace*{-2 mm}\item '.$Apache::response::foilgroup{$name.'.text'};                      if($env{'form.pdfFormFields'} eq 'yes' && $Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
  }                          my $fieldname = $env{'request.symb'}.'&part_'. $Apache::inputtags::part
                                           .'&radiobuttonresponse'.'&HWVAL_'.$Apache::inputtags::response['-1'];
                           $result .= '\item[{'.&Apache::lonxml::print_pdf_radiobutton($fieldname,$temp).'}]'
                                      .$Apache::response::foilgroup{$name.'.text'}."\n";
                       } else { 
                           $result .= '\vspace*{-2 mm}\item '.$Apache::response::foilgroup{$name.'.text'};
                       }
                   }
     }      }
     if ($target ne 'tex' && $direction eq 'horizontal') {      if ($target ne 'tex' && $direction eq 'horizontal') {
  $result.="</td>";    $result.="</td>"; 
Line 769  sub end_foil { Line 819  sub end_foil {
  &Apache::lonxml::warning(&mt('Foils without names exist. This can cause problems to malfunction.'));   &Apache::lonxml::warning(&mt('Foils without names exist. This can cause problems to malfunction.'));
  $name=$Apache::lonxml::curdepth;   $name=$Apache::lonxml::curdepth;
     }      }
               if ($name eq "0") {
                   &Apache::lonxml::error(&mt('Foil name [_1] is not supported. Please choose another name.','<b><tt>'.$name.'</tt></b>'));
               }
     if (defined($Apache::response::foilnames{$name})) {      if (defined($Apache::response::foilnames{$name})) {
  &Apache::lonxml::error(&mt('Foil name [_1] appears more than once. Foil names need to be unique.','<b><tt>'.$name.'</tt></b>'));   &Apache::lonxml::error(&mt('Foil name [_1] appears more than once. Foil names need to be unique.','<b><tt>'.$name.'</tt></b>'));
     }      }
Line 801  sub insert_foil { Line 854  sub insert_foil {
 }  }
 1;  1;
 __END__  __END__
   
   
   
   =head1 NAME
   
   Apache::radiobuttonresponse
   
   =head1 SYNOPSIS
   
   Handles multiple-choice style responses.
   
   This is part of the LearningOnline Network with CAPA project
   described at http://www.lon-capa.org.
   
   =head1 SUBROUTINES
   
   =over
   
   =item start_radiobuttonresponse()
   
   =item bubble_line_count()
   
   =item end_radiobuttonresponse()
   
   =item start_foilgroup()
   
   =item storesurvey()
   
   =item grade_response()
   
   =item end_foilgroup()
   
   =item getfoilcounts()
   
   =item format_prior_answer()
   
   =item displayallfoils()
   
   =item &whichfoils($max,$randomize)
   
   Randomizes the list of foils.
   Respects
     - each foils desire to be randomized
     - the existance of Concept groups of foils (select 1 foil from each)
     - and selects a single correct statement from all possilble true statments
     - and limits it to a toal of $max foils
   
   WARNING: this routine uses the random number generator, it should only
   be called once per target, otherwise it can cause randomness changes in
   homework problems.
   
   Arguments
     $max - maximum number of foils to select (including the true one)
            (so a max of 5 is: 1 true, 4 false)
   
     $randomize - whether to randomize the listing of foils, by default
                  will randomize, only if randomize is 'no' will it not
   
   Returns
     $answer - location in the array of the correct answer
     @foils  - array of foil names in to display order
   
   =item displayfoils()
   
   =item displayallanswers()
   
   =item displayanswers()
   
   =item start_conceptgroup()
   
   =item end_conceptgroup()
   
   =item insert_conceptgroup()
   
   =item start_foil()
   
   =item end_foil()
   
   =item insert_foil()
   
   =back
   
   =cut
     
Removed from v.1.134.2.1  
changed lines
  Added in v.1.150

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