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Diff for /loncom/homework/optionresponse.pm between versions 1.140 and 1.186

version 1.140, 2007/04/05 10:29:58 version 1.186, 2012/06/25 10:36:00
Line 25 Line 25
 #  #
 # http://www.lon-capa.org/  # http://www.lon-capa.org/
 #  #
   
   
   
   
   
 package Apache::optionresponse;  package Apache::optionresponse;
 use strict;  use strict;
 use Apache::response();  use Apache::response();
Line 45  sub start_optionresponse { Line 50  sub start_optionresponse {
   %Apache::hint::option=();    %Apache::hint::option=();
   undef(%Apache::response::foilnames);    undef(%Apache::response::foilnames);
   if ($target eq 'edit') {    if ($target eq 'edit') {
     $result.=&Apache::edit::start_table($token).      $result.=&Apache::edit::start_table($token)
  "<tr><td>Multiple Option Response Question ".         .'<tr><td><span class="LC_nobreak">'.&mt('Multiple Option Response Question').'</span> '
  &Apache::loncommon::help_open_topic('Option_Response_Problems')."</td><td>Delete:".         .&Apache::loncommon::help_open_topic('Option_Response_Problems')."</td>"
  &Apache::edit::deletelist($target,$token)         .'<td><span class="LC_nobreak">'.&mt('Delete?').' '
  ."</td><td>&nbsp;".         .&Apache::edit::deletelist($target,$token)
         &Apache::edit::end_row().         .'</span></td>'
         &Apache::edit::start_spanning_row().         ."<td>&nbsp;"
         "\n";         .&Apache::edit::end_row()
          .&Apache::edit::start_spanning_row()
          ."\n";
     $result.=&Apache::edit::text_arg('Max Number Of Shown Foils:','max',      $result.=&Apache::edit::text_arg('Max Number Of Shown Foils:','max',
      $token,'4').       $token,'4').
         &Apache::edit::select_arg('Randomize Foil Order','randomize',          &Apache::edit::select_arg('Randomize Foil Order:','randomize',
   ['yes','no'],$token).    ['yes','no'],$token).
         &Apache::edit::select_arg(&mt('Display of options when printed'),'TeXlayout',          &Apache::edit::select_arg(&mt('Display of options when printed'),'TeXlayout',
   [['horizontal',&mt('Normal list')],    [['horizontal','Normal list'],
    ['vertical',&mt('Listed in a vertical column')]],$token).     ['vertical','Listed in a vertical column']],$token).
         &Apache::edit::end_row().&Apache::edit::start_spanning_row();          &Apache::edit::end_row().&Apache::edit::start_spanning_row();
   } elsif ($target eq 'modified') {    } elsif ($target eq 'modified') {
     my $constructtag=&Apache::edit::get_new_args($token,$parstack,      my $constructtag=&Apache::edit::get_new_args($token,$parstack,
Line 70  sub start_optionresponse { Line 77  sub start_optionresponse {
     $result=&Apache::response::meta_package_write('optionresponse');      $result=&Apache::response::meta_package_write('optionresponse');
   } elsif ($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"} = 'optionresponse';
     push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);      push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);
       push (@{ $Apache::lonhomework::analyze{"$part_id.bubble_lines"} }, 1);
   
   }    }
   return $result;    return $result;
 }  }
Line 93  sub start_foilgroup { Line 103  sub start_foilgroup {
   my $result='';    my $result='';
   %Apache::response::foilgroup=();    %Apache::response::foilgroup=();
   $Apache::optionresponse::conceptgroup=0;    $Apache::optionresponse::conceptgroup=0;
   &Apache::response::pushrandomnumber();    &Apache::response::pushrandomnumber(undef,$target);
   if ($target eq 'edit') {    if ($target eq 'edit') {
     my $optionlist="<option></option>\n";      my $optionlist="<option></option>\n";
     my $option;      my $option;
Line 113  sub start_foilgroup { Line 123  sub start_foilgroup {
         </td>          </td>
         <td>Delete an Option:          <td>Delete an Option:
   <select name="$Apache::lonxml::curdepth.deleteopt">$optionlist</select>    <select name="$Apache::lonxml::curdepth.deleteopt">$optionlist</select>
           </td>
 ENDTABLE  ENDTABLE
     $result.= &Apache::edit::checked_arg('Print options:','texoptions',      $result.= '<td>'.&Apache::edit::checked_arg('Print options:','texoptions',
  [ ['nochoice','Don\'t show option list'] ]   [ ['nochoice','Don\'t show option list'] ]
  ,$token);   ,$token).'</td>';
       $result.= '<td><label>'.&mt('Two-option checkboxes for:').
                 '<select name="checkboxvalue_'.$Apache::lonxml::curdepth.'">';
       foreach $option (('',@opt)) {
          $result.='<option value="'.$option.'"';
          if ($option eq &Apache::lonxml::get_param('checkboxvalue',$parstack,$safeeval)) {
             $result.=' selected="selected"';
          }
          $result.='>'.$option.'</option>';
       }
       $result.='</select></label>';
       $result.=&Apache::edit::checked_arg('Checkbox options:','checkboxoptions',
                                            [ ['nochoice','Don\'t show option list'] ]
                                            ,$token).'</td>';
     $result.= &Apache::edit::end_row();      $result.= &Apache::edit::end_row();
     $result.= &Apache::edit::start_spanning_row();      $result.= &Apache::edit::start_spanning_row();
     $result.= $insertlist.'<br />';      $result.= $insertlist.'<br />';
Line 131  ENDTABLE Line 155  ENDTABLE
       splice(@options,$delopt-1,1);        splice(@options,$delopt-1,1);
       $optchanged=1;        $optchanged=1;
     }      }
     if ($env{"form.$Apache::lonxml::curdepth.options"}) {      if ($env{"form.$Apache::lonxml::curdepth.options"} ne '') {
       my $newopt = $env{"form.$Apache::lonxml::curdepth.options"};        my $newopt = $env{"form.$Apache::lonxml::curdepth.options"};
       if ($options[0]) {        push(@options,$newopt);
  push(@options,$newopt);  
       } else {  
  $options[0]=$newopt;  
       }  
       $optchanged=1;        $optchanged=1;
     }      }
     my $rebuildtag = &Apache::edit::get_new_args($token,$parstack,$safeeval,      my $rebuildtag = &Apache::edit::get_new_args($token,$parstack,$safeeval,
  ('texoptions'));   'texoptions','checkboxvalue','checkboxoptions');
     if ($optchanged || $rebuildtag ) {      if ($optchanged || $rebuildtag ) {
       $result = "<foilgroup options=\"(";        $result = "<foilgroup options=\"(";
       foreach my $option (@options) {        foreach my $option (@options) {
Line 152  ENDTABLE Line 172  ENDTABLE
       chop $result;        chop $result;
       $result.=')" ';        $result.=')" ';
       $result .= 'texoptions="'.$token->[2]{'texoptions'}.'" ';        $result .= 'texoptions="'.$token->[2]{'texoptions'}.'" ';
         $result .= 'checkboxoptions="'.$token->[2]{'checkboxoptions'}.'" ';
         $result .= 'checkboxvalue="'.$token->[2]{'checkboxvalue'}.'"';
       $result .= '>';        $result .= '>';
     } # else nothing changed so just use the default mechanism      } # else nothing changed so just use the default mechanism
   }    }
   if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {    if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
       $result .= ' \renewcommand{\labelenumi}{\Alph{enumi}.}      if($env{'form.pdfFormFields'} ne 'yes') {
                    \begin{enumerate} ';        $result .= ' \begin{itemize} ';
       } else {
         $result .= "\\\\";
       }
   }    }
   return $result;    return $result;
 }  }
Line 176  sub end_foilgroup { Line 201  sub end_foilgroup {
   
     my $TeXlayout=&Apache::lonxml::get_param('TeXlayout',$parstack,$safeeval,      my $TeXlayout=&Apache::lonxml::get_param('TeXlayout',$parstack,$safeeval,
      -2,0);       -2,0);
       my $checkboxvalue=&Apache::lonxml::get_param('checkboxvalue',$parstack,$safeeval);
       my $checkboxchoices=(&Apache::lonxml::get_param('checkboxoptions',$parstack,$safeeval) ne 'nochoice');
       my $noprompt       =&Apache::lonxml::get_param('noprompt', $parstack, $safeeval);
   
     if ($target eq 'tex' && $tex_option_switch eq 'nochoice') {@opt=();}      if ($target eq 'tex' && $tex_option_switch eq 'nochoice') {@opt=();}
     &Apache::lonxml::debug("Options are $#opt");      &Apache::lonxml::debug("Options are $#opt");
     my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');      my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
     my $randomize = &Apache::lonxml::get_param('randomize',$parstack,      my $randomize = &Apache::lonxml::get_param('randomize',$parstack,
        $safeeval,'-2');         $safeeval,'-2');
     if ($target eq 'web' || $target eq 'tex') {      if ($target eq 'web' || $target eq 'tex') {
       $result.=&displayfoils($target,$max,$randomize,$TeXlayout,@opt);        $result.=&displayfoils($target,$max,$randomize,$TeXlayout,$checkboxvalue,$checkboxchoices,$tex_option_switch, $noprompt, @opt);
       $Apache::lonxml::post_evaluate=0;        $Apache::lonxml::post_evaluate=0;
     } elsif ( $target eq 'answer') {      } elsif ( $target eq 'answer') {
       $result.=&displayanswers($max,$randomize,@opt);        $result.=&displayanswers($max,$randomize,@opt);
Line 194  sub end_foilgroup { Line 223  sub end_foilgroup {
  my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";   my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
  push (@{ $Apache::lonhomework::analyze{"$part_id.options"} },@opt);   push (@{ $Apache::lonhomework::analyze{"$part_id.options"} },@opt);
     } elsif ( $target eq 'grade') {      } elsif ( $target eq 'grade') {
   
       if ( &Apache::response::submitted()) {        if ( &Apache::response::submitted()) {
   
  my @whichopt = &whichfoils($max,$randomize);   my @whichopt = &whichfoils($max,$randomize);
  my $temp=1;my $name;   my $temp=1;my $name;
  my %responsehash;   my %responsehash;
Line 202  sub end_foilgroup { Line 233  sub end_foilgroup {
  my $right=0;   my $right=0;
  my $wrong=0;   my $wrong=0;
  my $ignored=0;   my $ignored=0;
           my ($numrows,$bubbles_per_row);
           if ($Apache::lonhomework::scantronmode) {
               my $numitems = scalar(@opt);
               ($numrows,$bubbles_per_row) =
                   &Apache::optionresponse::getnumrows($numitems);
           }
           if ($numrows < 1) {
               $numrows = 1;
           }
  foreach $name (@whichopt) {   foreach $name (@whichopt) {
   my $response=&Apache::response::getresponse($temp);    my $response;
   if ($env{'form.submitted'} eq 'scantron' && $response=~/\S/) {            if ($env{'form.submitted'} eq 'scantron') {
       $response = $opt[$response];                if ($numrows > 1) {
   }                    my $num = $temp;
                     my $totalnum;
                     for (my $i=0; $i<$numrows; $i++) {
                         my $item = &Apache::response::getresponse($num);
                         if ($item =~ /^\d+$/) {
                             $totalnum = $i*$bubbles_per_row + $item;
                         }
                         $num ++;
                     }
                     if ($totalnum =~ /^\d+$/) {
                         $response = $opt[$totalnum];
                     }
                     $temp += $numrows;
                 } else {
                     $response=&Apache::response::getresponse($temp);
                     if ($response=~/\S/) {
                         $response = $opt[$response];
                     }
                     $temp ++;
                 }
     } else {
                 $response=&Apache::response::getresponse($temp);
                 $temp ++;
             }
   if ( $response =~ /[^\s]/) {    if ( $response =~ /[^\s]/) {
     $responsehash{$name}=$response;      $responsehash{$name}=$response;
     my $value=$Apache::response::foilgroup{$name.'.value'};      my $value=$Apache::response::foilgroup{$name.'.value'};
Line 219  sub end_foilgroup { Line 282  sub end_foilgroup {
   } else {    } else {
     $ignored++;      $ignored++;
   }    }
   $temp++;  
  }   }
  my $part=$Apache::inputtags::part;   my $part=$Apache::inputtags::part;
           my $nonlenient=&grading_is_nonlenient($part);
  my $id = $Apache::inputtags::response['-1'];   my $id = $Apache::inputtags::response['-1'];
  my $responsestr=&Apache::lonnet::hash2str(%responsehash);   my $responsestr=&Apache::lonnet::hash2str(%responsehash);
  my $gradestr   =&Apache::lonnet::hash2str(%grade);   my $gradestr   =&Apache::lonnet::hash2str(%grade);
Line 231  sub end_foilgroup { Line 294  sub end_foilgroup {
  $Apache::lonhomework::results{"resource.$part.$id.submission"}=   $Apache::lonhomework::results{"resource.$part.$id.submission"}=
     $responsestr;      $responsestr;
  $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=$gradestr;   $Apache::lonhomework::results{"resource.$part.$id.submissiongrading"}=$gradestr;
           if ($Apache::lonhomework::type eq 'randomizetry') {
  if ($Apache::lonhomework::type eq 'survey') {              $Apache::lonhomework::results{"resource.$part.$id.foilorder"} = &Apache::lonnet::array2str(@whichopt);
           }
    if (($Apache::lonhomework::type eq 'survey') ||
               ($Apache::lonhomework::type eq 'surveycred') ||
               ($Apache::lonhomework::type eq 'anonsurvey') ||
               ($Apache::lonhomework::type eq 'anonsurveycred')) {
     if ($ignored == 0) {      if ($ignored == 0) {
  my $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='SUBMITTED';                  my $ad;
                   if ($Apache::lonhomework::type eq 'anonsurveycred') {
                       $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='ANONYMOUS_CREDIT';
                   } elsif ($Apache::lonhomework::type eq 'anonsurvey') {
                       $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='ANONYMOUS';
                   } elsif ($Apache::lonhomework::type 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);
     } elsif ($wrong==0 && $right==0) {      } elsif ($wrong==0 && $right==0) {
     } else {      } else {
  my $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='MISSING_ANSWER';   my $ad=$Apache::lonhomework::results{"resource.$part.$id.awarddetail"}='MISSING_ANSWER';
  &Apache::response::handle_previous(\%previous,$ad);   &Apache::response::handle_previous(\%previous,$ad);
     }      }
  } elsif (!$Apache::lonhomework::scantronmode) {   } elsif ($nonlenient) {
   #
   # Non-lenient mode. All right or all wrong
   #
     my $ad;      my $ad;
     if ($wrong==0 && $ignored==0) {      if ($wrong==0 && $ignored==0) {
  $ad='EXACT_ANS';   $ad='EXACT_ANS';
Line 257  sub end_foilgroup { Line 337  sub end_foilgroup {
     $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;      $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
     &Apache::response::handle_previous(\%previous,$ad);      &Apache::response::handle_previous(\%previous,$ad);
  } else {   } else {
   #
   # This is lenient mode
   #
     my $ad;      my $ad;
     if ($wrong==0 && $right==0) {      if ($wrong==0 && $right==0) {
  #nothing submitted only assign a score if we    #nothing submitted only assign a score if we 
Line 275  sub end_foilgroup { Line 358  sub end_foilgroup {
  }   }
       }        }
     }      }
     &Apache::lonxml::increment_counter(&getfoilcounts($max));      my $part_id     = $Apache::inputtags::part;
       my $response_id = $Apache::inputtags::response[-1];
       my ($numrows,$bubbles_per_row);
       if (($target eq 'tex') && ($Apache::lonhomework::type eq 'exam')) {
           ($numrows,$bubbles_per_row) =
               &Apache::optionresponse::getnumrows(scalar(@opt));
       }
       if ($numrows < 1) {
           $numrows = 1;
       }
       my $increment = &getfoilcounts($max) * $numrows;
       &Apache::lonxml::increment_counter($increment,"$part_id.$response_id");
       if ($target eq 'analyze') {
    &Apache::lonhomework::set_bubble_lines();
       }
   
   } elsif ($target eq 'edit') {    } elsif ($target eq 'edit') {
     $result.=&Apache::edit::end_table();      $result.=&Apache::edit::end_table();
   }    }
   if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {    if ($target eq 'tex' and $Apache::lonhomework::type ne 'exam') {
       $result .= '\end{enumerate}';      if($env{'form.pdfFormFields'} ne 'yes') {
         $result .= '\end{itemize}'; 
       } else {
         $result .= "\\\\";
       }
   }    }
   &Apache::response::poprandomnumber();    &Apache::response::poprandomnumber();
   return $result;    return $result;
 }  }
   
   sub grading_is_nonlenient {
       my ($part) = @_;
   # Web mode: we are non-lenient unless told otherwise
       my $defaultparm = 'off';
       my $nonlenient = 0;
   # Grading a bubblesheet exam: we are grading lenient unless told otherwise
       if ($Apache::lonhomework::scantronmode) {
           $defaultparm = 'on';
           $nonlenient = 1;
       }
       my $lenientparm =
           &Apache::response::get_response_param($part,'lenient',$defaultparm);
       if ($lenientparm=~/^0|off|no$/i) {
           $nonlenient = 1;
       } elsif ($lenientparm=~/^1|on|yes$/i) {
           $nonlenient = 0;
       }
       return $nonlenient;
   }
   
 sub getfoilcounts {  sub getfoilcounts {
   my ($max)=@_;    my ($max)=@_;
   # +1 since instructors will count from 1    # +1 since instructors will count from 1
Line 334  sub displayanswers { Line 456  sub displayanswers {
     return $result;      return $result;
 }  }
   
   sub check_box_opt {
       my ($target,$checkboxvalue,@opt)=@_;
   # Check if we are in checkbox mode: checkboxvalue specified, on web, only two options.
   # If so, return "checked" value
       if ($#opt!=1) { return ''; }
       if ($target ne 'web') { return ''; }
       return $checkboxvalue;
   }
   
 sub check_for_invalid {  sub check_for_invalid {
     my ($names,$options) = @_;      my ($names,$options) = @_;
     my %bad_names;      my %bad_names;
Line 355  sub check_for_invalid { Line 486  sub check_for_invalid {
     }      }
 }  }
   
 sub setup_prior_tries_hash {  
     my ($whichopt) = @_;  
     my $part=$Apache::inputtags::part;  
     my $id=$Apache::inputtags::response[-1];  
     foreach my $i (1..$Apache::lonhomework::history{'version'}) {  
  my $key = "$i:resource.$part.$id.submission";  
  next if (!exists($Apache::lonhomework::history{"$key"}));  
  my %lastresponse=  
     &Apache::lonnet::str2hash($Apache::lonhomework::history{$key});  
  my $output;  
  foreach my $name (@$whichopt) {  
     next if (!defined($lastresponse{$name}));  
     $output .= '<td>'.$lastresponse{$name}.'</td>';  
  }  
  next if (!defined($output));  
  $output =  
     '<table class="LC_optres_prior"><tr>'.$output.'</tr></table>';  
  $Apache::inputtags::submission_display{$key} = $output;  
     }  
 }  
   
 sub displayfoils {  sub displayfoils {
   my ($target,$max,$randomize,$TeXlayout,@opt)=@_;    my ($target,$max,$randomize,$TeXlayout,$checkboxvalue,$checkboxchoices,
         $tex_option_switch, $no_tfprompt, @opt)=@_;
   if (!defined(@{ $Apache::response::foilgroup{'names'} })) {return;}    if (!defined(@{ $Apache::response::foilgroup{'names'} })) {return;}
   my @names = @{ $Apache::response::foilgroup{'names'} };    my @names = @{ $Apache::response::foilgroup{'names'} };
   my @truelist;    my @truelist;
Line 387  sub displayfoils { Line 498  sub displayfoils {
   my $displayoptionintex=1;    my $displayoptionintex=1;
   my @alphabet = ('A'..'Z');    my @alphabet = ('A'..'Z');
   my @whichopt = &whichfoils($max,$randomize);    my @whichopt = &whichfoils($max,$randomize);
   &check_for_invalid(\@whichopt,\@opt);    unless (($target eq 'tex') && ($tex_option_switch eq 'nochoice')) {
         &check_for_invalid(\@whichopt,\@opt);
     }
   my $part=$Apache::inputtags::part;    my $part=$Apache::inputtags::part;
   my $id=$Apache::inputtags::response[-1];    my $id=$Apache::inputtags::response[-1];
   my $break;    my $break;
   my $solved=$Apache::lonhomework::history{"resource.$part.solved"};  
   if ( ($target ne 'tex') &&    if ( ($target ne 'tex') &&
        &Apache::response::show_answer() ) {         &Apache::response::show_answer() ) {
     my $temp=1;      my $temp=1;
     foreach $name (@whichopt) {      foreach $name (@whichopt) {
  my $text=$Apache::response::foilgroup{$name.'.text'};   my $text=$Apache::response::foilgroup{$name.'.text'};
  my %lastresponse=&Apache::lonnet::str2hash($Apache::lonhomework::history{"resource.$part.$id.submission"});          my $lastresp;
           unless ((($Apache::lonhomework::history{"resource.$part.type"} eq 'anonsurvey') || ($Apache::lonhomework::history{"resource.$part.type"} eq 'anonsurveycred')) && (defined($env{'form.grade_symb'}))) {
               $lastresp = $Apache::lonhomework::history{"resource.$part.$id.submission"};
           }
    my %lastresponse=&Apache::lonnet::str2hash($lastresp);
  my $lastopt=$lastresponse{$name};   my $lastopt=$lastresponse{$name};
  if ($text!~/^\s*$/) { $break='<br />'; }   if ($text!~/^\s*$/) { $break='<br />'; }
  $result.=$break;   $result.=$break;
Line 410  sub displayfoils { Line 526  sub displayfoils {
     $text='<b>'.$value.':</b> '.$text;      $text='<b>'.$value.':</b> '.$text;
  }   }
     } else {      } else {
  $text='&#149;'.$text;                  if (@whichopt > 1) {
                       $text='&#149;'.$text;
                   }
     }      }
     $result.=$text."\n";      $result.=$text."\n";
  }   }
Line 421  sub displayfoils { Line 539  sub displayfoils {
     }      }
   } else {    } else {
     my $temp=1;      my $temp=1;
     my %lastresponse=&Apache::lonnet::str2hash($Apache::lonhomework::history{"resource.$part.$id.submission"});      my %lastresponse;
       my $newvariation;
       if ((($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::lonnet::str2hash($Apache::lonhomework::history{"resource.$part.$id.submission"});
       }
     my $internal_counter=$Apache::lonxml::counter;      my $internal_counter=$Apache::lonxml::counter;
       my $checkboxopt=&check_box_opt($target,$checkboxvalue,@opt);
       if ($checkboxopt && (!$no_tfprompt)) {
          $result.='<br />'.
                   ($checkboxchoices?&mt('Choices: ').'<b>'.$opt[0].','.$opt[1].'</b>. ':'').
                    &mt('Select all that are <b>[_1]</b>.',$checkboxopt);
       }
     foreach $name (@whichopt) {      foreach $name (@whichopt) {
       my $text=$Apache::response::foilgroup{$name.'.text'};        my $text=$Apache::response::foilgroup{$name.'.text'};
       if ($text!~/^\s*$/) {        if ($text!~/^\s*$/) {
Line 434  sub displayfoils { Line 570  sub displayfoils {
       }        }
       my $lastopt=$lastresponse{$name};        my $lastopt=$lastresponse{$name};
       my $optionlist="<option></option>\n";        my $optionlist="<option></option>\n";
   
         if($target eq 'tex' and $env{'form.pdfFormFields'} eq 'yes'
            && $Apache::inputtags::status[-1] eq 'CAN_ANSWER') {
             my $fieldname = $env{'request.symb'}.'&part_'.$Apache::inputtags::part.'&optionresponse'.'&HWVAL_'.$Apache::inputtags::response['-1'].':'.$temp;
             $optionlist =  &Apache::lonxml::print_pdf_start_combobox($fieldname);
         }
   
       foreach my $option (@opt) {        foreach my $option (@opt) {
   my $escopt=&HTML::Entities::encode($option,'\'"&<>');    my $escopt=&HTML::Entities::encode($option,'\'"&<>');
   if ($option eq $lastopt) {            if ($option eq $lastopt) {
       $optionlist.="<option value='".$escopt."' selected=\"selected\">$option</option>\n";                if ($target eq 'tex' && $env{'form.pdfFormFields'} eq 'yes'
   } else {                    && $Apache::inputtags::status[-1] eq 'CAN_ANSWER'
       $optionlist.="<option value='".$escopt."'>$option</option>\n";                    && $Apache::lonhomework::type ne 'exam') {
   }                    $optionlist .= &Apache::lonxml::print_pdf_add_combobox_option($option);
                 } else {
                     $optionlist.="<option value='".$escopt."' selected=\"selected\">$option</option>\n";
                 }
             } else {
                 if ($target eq 'tex' && $env{'form.pdfFormFields'} eq 'yes'
                     && $Apache::inputtags::status[-1] eq 'CAN_ANSWER'
                     && $Apache::lonhomework::type ne 'exam') {
                     $optionlist .= &Apache::lonxml::print_pdf_add_combobox_option($option);
                 } else {
                     $optionlist.="<option value='".$escopt."'>$option</option>\n";
                 }
             }
       }        }
       if ($target ne 'tex') {        if ($target ne 'tex') {
   if ($Apache::lonhomework::type ne 'exam') {    if ($Apache::lonhomework::type ne 'exam') {
       $optionlist='<select onchange="javascript:setSubmittedPart(\''.  # we are on the web, this is not an exam, and the problem can be answered
                 if ($checkboxopt) {
   # generate checkboxes
                     my $fieldname=$Apache::inputtags::response['-1'].':'.$temp;
                     my $altopt=$opt[0];
                     if ($opt[0] eq $checkboxopt) {
                        $altopt=$opt[1];
                     }
                     my $defopt=$lastopt;
                     unless ($defopt) { $defopt=$altopt; }
                     my $escdefopt=&HTML::Entities::encode($defopt,'\'"&<>');
                     my $esccheckboxopt=&HTML::Entities::encode($checkboxopt,'\'"&<>');
                     my $escaltopt=&HTML::Entities::encode($altopt,'\'"&<>');
   # checkboxopt is how the box is labelled
   # altopt is the alternative option
   # lastopt is what the user submitted before
   # defopt is what the field is going to start out with: either previous choice or altopt
   # fieldname is this input field's name after HWVAL_
                     $optionlist='<input type="hidden" name="HWVAL_'.$fieldname.'" value="'.$escdefopt.'" />'.
                     '<input type="checkbox" name="HWCHK_'.$fieldname.'" onclick="javascript:if (this.form.elements[\'HWCHK_'.
                     $fieldname.'\'].checked) { this.form.elements[\'HWVAL_'.$fieldname.'\'].value=\''.$esccheckboxopt.'\'; } else { this.form.elements[\'HWVAL_'.$fieldname.'\'].value=\''.$escaltopt.'\'; };setSubmittedPart(\''.$part.'\');"'.($defopt eq $checkboxopt?' checked="checked"':'')." />\n";
                 } else {
   # classic selection list
             $optionlist='<select onchange="javascript:setSubmittedPart(\''.
   $part.'\');" name="HWVAL_'.    $part.'\');" name="HWVAL_'.
   $Apache::inputtags::response['-1'].':'.$temp.'">'.    $Apache::inputtags::response['-1'].':'.$temp.'">'.
   $optionlist."</select>\n";    $optionlist."</select>\n";
                 }
   } else {    } else {
       $optionlist='<u>'.('&nbsp;'x10).'</u>';        $optionlist='<u>'.('&nbsp;'x10).'</u>';
   }    }
   if ($text=~s|<drawoptionlist\s*/>|$optionlist|) {    if ($text=~s|<drawoptionlist\s*/>|$optionlist|) {
       if ($Apache::lonhomework::type ne 'exam') {        if ($Apache::lonhomework::type ne 'exam') {
   $text='&#149;'.$text;                    if (@whichopt > 1) {  
                         $text='&#149;'.$text;
                     }
       }        }
   } else {    } else {
       if ($Apache::lonhomework::type ne 'exam') {        if ($Apache::lonhomework::type ne 'exam') {
Line 478  sub displayfoils { Line 659  sub displayfoils {
   if ($text=~m/\\item /) {    if ($text=~m/\\item /) {
       if ($Apache::lonhomework::type eq 'exam') {        if ($Apache::lonhomework::type eq 'exam') {
           $text=~s/\\item/\\vskip 2 mm/;            $text=~s/\\item/\\vskip 2 mm/;
       }        } elsif ($env{'form.pdfFormFields'} ne 'yes') {
       $result.= $texoptionlist.$text;                    $result.= $texoptionlist.$text;
   } else {                }
             } else {
       if ($Apache::lonhomework::type eq 'exam') {        if ($Apache::lonhomework::type eq 'exam') {
   $result.= $texoptionlist.'  '.$text;    $result.= $texoptionlist.'  '.$text;
       } else {        } elsif ($env{'form.pdfFormFields'} ne 'yes') {
   if ($text=~/\S/) {$result.= $texoptionlist.'\vspace*{-2 mm}\item '.$text;} else {$result.= $texoptionlist;}    if ($text=~/\S/) {
                         $result.= $texoptionlist.'\vspace*{-2 mm}\item '.$text;
                     } else {
                         $result.= $texoptionlist;
                     }
       }        }
   }    }
   if ($Apache::lonhomework::type eq 'exam') {    if ($Apache::lonhomework::type eq 'exam') {
       $result.='\vskip -1 mm\noindent\begin{enumerate}\item[\textbf{'.        $result.='\vskip -1 mm\noindent';
   $internal_counter.'}.]'.&bubbles(\@alphabet,\@opt).                my ($numrows,$bubbles_per_row) = &getnumrows(scalar(@opt)); 
   '\end{enumerate} \vskip -8 mm \strut ';                if ($numrows == 1) {  
       $internal_counter++;                    $result .= '\textbf{'.$internal_counter.'}. \vskip -3mm';
                 } else {
                     my $linetext;
                     for (my $i=0; $i<$numrows; $i++) {
                         $linetext .= $internal_counter+$i.', ';
                     }
                     $linetext =~ s/,\s$//;
                     $result .= '\small {\textbf{'.$linetext.'}} '.
                                '\hskip 2 mm {\footnotesize '.
                                &mt('(Bubble once in [_1] lines)',$numrows).
                                '} \vskip 1 mm';
                 }
                 $result.= &bubbles(\@alphabet,\@opt,undef,undef,$numrows,
                                    $bubbles_per_row,$internal_counter).
                           ' \strut ';
         $internal_counter += $numrows;
   }    }
             if ($target eq 'tex' && $env{'form.pdfFormFields'} eq 'yes'
                 && $Apache::inputtags::status[-1] eq 'CAN_ANSWER'
                 && $Apache::lonhomework::type ne 'exam') {
                 $text =~ s/\\item//m;
                 $result .= " $optionlist ". &Apache::lonxml::print_pdf_end_combobox($text).'\strut \\\\';
                 $temp++;
             }
   $displayoptionintex=0;    $displayoptionintex=0;
       }        }
     }      }
   }    }
   
   if ($target eq 'web') {    if ($target eq 'web') {
       &setup_prior_tries_hash(\@whichopt);        my $data = [\@whichopt,'submissiongrading'];
         my $questiontype;
         if ($Apache::lonhomework::type eq 'randomizetry') {
             $questiontype = $Apache::lonhomework::type,
         }
         &Apache::response::setup_prior_tries_hash(\&Apache::rankresponse::format_prior_answer,$data,$questiontype);
   }    }
   
   if ($target ne 'tex') {    if ($target ne 'tex') {
Line 512  sub displayfoils { Line 725  sub displayfoils {
   
 sub optionlist_correction {  sub optionlist_correction {
     my ($TeXlayout,@options) = @_;      my ($TeXlayout,@options) = @_;
     my $texoptionlist='\\item [] Choices: ';      my $texoptionlist='\\item [] '.&mt('Choices:').' ';
     if ($TeXlayout eq 'vertical') {$texoptionlist='\\item []';}      if ($TeXlayout eq 'vertical') {$texoptionlist='\\item []';}
     if (scalar(@options) > 0) {      if (scalar(@options) > 0) {
  foreach my $option (@options) {   foreach my $option (@options) {
Line 560  sub webbubbles { Line 773  sub webbubbles {
   
   
 sub bubbles {  sub bubbles {
     my ($ralphabet,$ropt,$response, $max_width) = @_;      my ($ralphabet,$ropt,$response,$max_width,$numrows,$bubbles_per_row,
           $internal_counter) = @_;
     my @alphabet = @$ralphabet;      my @alphabet = @$ralphabet;
     my @opt = @$ropt;      my @opt = @$ropt;
     my ($result,$head,$line) =('','','');      my ($result,$head,$line) =('','','');
     my $number_of_bubbles = $#opt + 1;      my $number_of_bubbles = $#opt + 1;
     my $current_length = 0;      my $current_length = 0;
     my $textwidth;      my $textwidth;
     if ($max_width) {      if (defined($max_width)) {
  $textwidth=$max_width;   $textwidth=$max_width;
  &Apache::lonnet::logthis("Max width passed in: $max_width");   &Apache::lonxml::debug("Max width passed in: $max_width");
     }      } elsif ($env{'form.textwidth'} ne '') {
     elsif ($env{'form.textwidth'} ne '') {  
  $env{'form.textwidth'}=~/(\d+)/;   $env{'form.textwidth'}=~/(\d+)/;
  $textwidth=$1;   $textwidth=$1;
  &Apache::lonnet::logthis("Max width from form: $textwidth");   &Apache::lonxml::debug("Max width from form: $textwidth");
     } else {      } else {
  $env{'form.textwidth'}=~/(\d*)\.?(\d*)/;   $env{'form.textwidth'}=~/(\d*)\.?(\d*)/;
  $textwidth=$1.'.'.$2;   $textwidth=$1.'.'.$2;
  &Apache::lonnet::logthis("Max width defaults? $textwidth");   &Apache::lonxml::debug("Max width defaults? $textwidth");
     }      }
     &Apache::lonnet::logthis("Final maxwidth: $textwidth");      &Apache::lonxml::debug("Final maxwidth: $textwidth");
     for (my $ind=0;$ind<=$number_of_bubbles;$ind++) {      for (my $ind=0;$ind<=$number_of_bubbles;$ind++) {
           my $item;
           if ($numrows > 1) {
               my $num = $internal_counter+int($ind/$bubbles_per_row);
               my $idx = int($ind % $bubbles_per_row);
               $item = $num.$alphabet[$idx];
           } else {
               $item = $alphabet[$ind];
           }
  my $leftmargin;   my $leftmargin;
  $opt[$ind]=&Apache::lonxml::latex_special_symbols($opt[$ind]);   $opt[$ind]=&Apache::lonxml::latex_special_symbols($opt[$ind]);
  if ($response eq 'rankresponse') {$opt[$ind]='Rank '.$opt[$ind];}   if ($response eq 'rankresponse') {$opt[$ind]='Rank '.$opt[$ind];}
  if ($ind==0) {$leftmargin=6;} else {$leftmargin=10;}   if ($ind==0) {$leftmargin=6;} else {$leftmargin=10;}
   
  $current_length += (length($opt[$ind])+length($alphabet[$ind])+4)*2;   $current_length += (length($opt[$ind])+length($item)+5)*2;
           
  if ($current_length<($textwidth-$leftmargin) and $ind!=$number_of_bubbles) {   if ($current_length<($textwidth-$leftmargin) and $ind!=$number_of_bubbles) {
     $line.='\hskip -1 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';              
       $line.='\hskip 4 mm {\small \textbf{'.$item.'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';
     $head.='lr';      $head.='lr';
  } else {   } else {
     $line=~s/\&\s*$//;      $line=~s/\&\s*$//;
     $result.='\vskip -2 mm\noindent\setlength{\tabcolsep}{2 mm}\begin{tabular}{'.$head.'}'.$line.'\\\\\end{tabular}\vskip 0 mm';      $result.='\vskip -1 mm\noindent\setlength{\tabcolsep}{2 mm}\renewcommand{\arraystretch}{1.25}\begin{tabular}{'.$head.'}'.$line.'\\\\\end{tabular}\vskip 0 mm';
     $line = '\hskip -1 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';;      $line = '\hskip 4 mm {\small \textbf{'.$item.'}}$\bigcirc$\hskip -1 mm & \hskip -3 mm {\small '.$opt[$ind].'} & ';
     $head ='lr';      $head ='lr';
     $current_length = (length($opt[$ind])+length($alphabet[$ind]))*2;      $current_length = (length($opt[$ind])+length($item))*2;
  }   }
   
     }      }
     return $result;      return $result;
 }  }
   
   
 sub start_conceptgroup {  sub start_conceptgroup {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   $Apache::optionresponse::conceptgroup=1;    $Apache::optionresponse::conceptgroup=1;
Line 694  sub end_foil { Line 916  sub end_foil {
       my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);        my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
       &Apache::lonxml::debug("Got a name of :$name:");        &Apache::lonxml::debug("Got a name of :$name:");
       if ($name eq "") {        if ($name eq "") {
   &Apache::lonxml::warning("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;
       }        }
       &Apache::lonxml::debug("Using a name of :$name:");        &Apache::lonxml::debug("Using a name of :$name:");
       if (defined($Apache::response::foilnames{$name})) {        if (defined($Apache::response::foilnames{$name})) {
   &Apache::lonxml::error(&mt("Foil name <b><tt>[_1]</tt></b> appears more than once. Foil names need to be unique.",$name));    &Apache::lonxml::error(&mt("Foil name [_1] appears more than once. Foil names need to be unique.",'<b><tt>'.$name.'</tt></b>'));
       }        }
       $Apache::response::foilnames{$name}++;        $Apache::response::foilnames{$name}++;
       my $location =&Apache::lonxml::get_param('location',$parstack,$safeeval);        my $location =&Apache::lonxml::get_param('location',$parstack,$safeeval);
Line 725  sub end_foil { Line 947  sub end_foil {
   
 sub start_drawoptionlist {  sub start_drawoptionlist {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     if (($target ne 'meta')  && ($target ne 'answer')) {      if ($target !~ /^(?:meta|answer|modified|edit)$/) {
  return $token->[4];   return $token->[4];
     }      }
 }  }
   
 sub end_drawoptionlist {  sub end_drawoptionlist {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     if (($target ne 'meta') && ($target ne 'answer')) {      if ($target !~ /^(?:meta|answer|modified|edit)$/) {
  return $token->[2];   return $token->[2];
     }      }
 }  }
   
 sub insert_foil {  sub insert_foil {
   return '      return '
 <foil name="" value="unused">  <foil name="" value="unused">
 <startouttext />  <startouttext />
 <endouttext />  <endouttext />
 </foil>';  </foil>';
 }  }
   
   sub insert_drawoptionlist {
       return '<drawoptionlist />';
   }
   
   sub getnumrows {
       my ($numitems) = @_;
       my $bubbles_per_row;
       my $default_numbubbles = 10;
       if (($env{'form.bubbles_per_row'} =~ /^\d+$/) &&
           ($env{'form.bubbles_per_row'} > 0)) {
           $bubbles_per_row = $env{'form.bubbles_per_row'};
       } else {
           $bubbles_per_row = $default_numbubbles;
       }
       my $numrows = int ($numitems/$bubbles_per_row);
       if (($numitems % $bubbles_per_row) != 0) {
           $numrows ++;
       }
       return ($numrows,$bubbles_per_row);
   }
   
 1;  1;
 __END__  __END__
     
   =head1 NAME
   
   Apache::optionresponse.pm;
   
   =head1 SYNOPSIS
   
   Handles tags associated with showing a list of
   options.
   
   This is part of the LearningOnline Network with CAPA project
   described at http://www.lon-capa.org.
   
   =head1 HANDLER SUBROUTINE
   
   start_optionresponse()
   
   =head1 OTHER SUBROUTINES
   
   =over
   
   =item end_optionresponse()
   
   =item start_foilgroup()
   
   =item end_foilgroup()
   
   =item getfoilcounts()
   
   =item displayanswers()
   
   =item check_for_invalid()
   
   =item displayfoils()
   
   =item optionlist_correction()
   
   =item webbubbles()
   
   =item bubbles()
   
   =item start_conceptgroup()
   
   =item end_conceptgroup()
   
   =item insert_conceptgroup()
   
   =item start_foil()
   
   =item end_foil()
   
   =item start_drawoptionlist()
   
   =item end_drawoptionlist()
   
   =item insert_foil()
   
   =item insert_drawoptionlist()
   
   =back
   
   =cut
Removed from v.1.140  
changed lines
  Added in v.1.186

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