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version 1.6, 2001/01/12 15:32:29 version 1.37, 2002/01/25 16:11:37
Line 1 Line 1
 # The LearningOnline Network with CAPA  # The LearningOnline Network with CAPA
 # mutliple choice style responses  # mutliple choice style responses
   #
 # 11/23,11/24,11/28 Gerd Kortemeyer  # $Id$
   #
   # Copyright Michigan State University Board of Trustees
   #
   # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
   #
   # LON-CAPA is free software; you can redistribute it and/or modify
   # it under the terms of the GNU General Public License as published by
   # the Free Software Foundation; either version 2 of the License, or
   # (at your option) any later version.
   #
   # LON-CAPA is distributed in the hope that it will be useful,
   # but WITHOUT ANY WARRANTY; without even the implied warranty of
   # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   # GNU General Public License for more details.
   #
   # You should have received a copy of the GNU General Public License
   # along with LON-CAPA; if not, write to the Free Software
   # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   #
   # /home/httpd/html/adm/gpl.txt
   #
   # http://www.lon-capa.org/
   #
   # 2/21 Guy
   
 package Apache::radiobuttonresponse;  package Apache::radiobuttonresponse;
 use strict;  use strict;
   
 sub BEGIN {  BEGIN {
   &Apache::lonxml::register('Apache::radiobuttonresponse',('radiobuttonresponse'));    &Apache::lonxml::register('Apache::radiobuttonresponse',('radiobuttonresponse'));
 }  }
   
 sub start_radiobuttonresponse {  sub start_radiobuttonresponse {
   my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result;
   #when in a radiobutton response use these    #when in a radiobutton response use these
   &Apache::lonxml::register('Apache::radiobuttonresponse',('foilgroup','foil'));    &Apache::lonxml::register('Apache::radiobuttonresponse',('foilgroup','foil','conceptgroup'));
     push (@Apache::lonxml::namespace,'radiobuttonresponse');
   my $id = &Apache::response::start_response($parstack,$safeeval);    my $id = &Apache::response::start_response($parstack,$safeeval);
   return '';    if ($target eq 'meta') {
       $result=&Apache::response::meta_package_write('radiobuttonresponse');
     } elsif ($target eq 'edit' ) {
       $result.=&Apache::edit::start_table($token).
    '<tr><td>'.&Apache::lonxml::description($token)."</td><td>Delete:".
    &Apache::edit::deletelist($target,$token)
    ."</td><td>&nbsp".&Apache::edit::end_row()
           .&Apache::edit::start_spanning_row();
   
       $result.=&Apache::edit::text_arg('Max Number Of Shown Foils:','max',$token,'4').
    &Apache::edit::end_row().&Apache::edit::start_spanning_row()."\n";
     } elsif ($target eq 'modified') {
       my $constructtag=&Apache::edit::get_new_args($token,$parstack,
    $safeeval,'max');
       if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
     }
     return $result;
 }  }
   
 sub end_radiobuttonresponse {  sub end_radiobuttonresponse {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     my $result;
     if ($target eq 'edit') { $result=&Apache::edit::end_table(); }
   &Apache::response::end_response;    &Apache::response::end_response;
   return '';    pop @Apache::lonxml::namespace;
     &Apache::lonxml::deregister('Apache::radiobuttonresponse',('foilgroup','foil','conceptgroup'));
     return $result;
 }  }
   
 %Apache::response::foilgroup={};  %Apache::response::foilgroup={};
 sub start_foilgroup {  sub start_foilgroup {
   %Apache::response::foilgroup={};    %Apache::response::foilgroup={};
     $Apache::radiobuttonresponse::conceptgroup=0;
     &Apache::response::setrandomnumber();
   return '';    return '';
 }  }
   
 sub setrandomnumber {  sub storesurvey {
   my $rndseed=&Apache::lonnet::rndseed();    if ( !defined($ENV{'form.submitted'})) { return ''; }
   $rndseed=unpack("%32i",$rndseed);    my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']};
   $rndseed=$rndseed    &Apache::lonxml::debug("Here I am!:$response:");
     +&Apache::lonnet::numval($Apache::inputtags::part)    if ( $response !~ /[0-9]+/) { return ''; }
       +&Apache::lonnet::numval($Apache::inputtags::response['-1']);    my $id = $Apache::inputtags::response['-1'];
   srand($rndseed);    my @whichfoils=@{ $Apache::response::foilgroup{'names'} };
     my %responsehash;
     $responsehash{$whichfoils[$response]}=$response;
     $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}=&Apache::lonnet::hash2str(%responsehash);
     $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}='SUBMITTED';
     &Apache::lonxml::debug("submitted a $response<br />\n");
   return '';    return '';
 }  }
   
 #FIXME needs to stablely do random picks  sub grade_response {
     my ($max,$answer)=@_;
     if (!defined($ENV{'form.submitted'})) { return; }
     my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']};
     if ( $response !~ /[0-9]+/) { return; }
     my $part=$Apache::inputtags::part;
     my $id = $Apache::inputtags::response['-1'];
     my @whichfoils=&whichfoils($max,$answer);
     my %responsehash;
     $responsehash{$whichfoils[$response]}=$response;
     my $responsestr=&Apache::lonnet::hash2str(%responsehash);
     my %previous=&Apache::response::check_for_previous($responsestr,
        $part,$id);
     $Apache::lonhomework::results{"resource.$part.$id.submission"}=
       $responsestr;
     &Apache::lonxml::debug("submitted a $response<br />\n");
     my $ad;
     if ($response == $answer) {
       $ad='EXACT_ANS';
     } else {
       $ad='INCORRECT';
     }
     $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$ad;
     &Apache::response::handle_previous(\%previous,$ad);
   }
   
 sub end_foilgroup {  sub end_foilgroup {
   my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   my $name;  
   my $result;    my $result;
   &setrandomnumber();    if ($target eq 'grade' || $target eq 'web' || $target eq 'answer') {
   my ($truecnt,$falsecnt,$max) = &getfoilcounts($parstack,$safeeval);      my $style = $Apache::lonhomework::type;
   my $count=0;      if ( $style eq 'survey' ) {
   # we will add in 1 of the true statements        if ($target eq 'web' || $target eq 'answer') {
   if (($falsecnt+1)>$max) { $count=$max } else { $count=$falsecnt+1; }   $result=&displayallfoils();
   my $answer = int(rand ($count));        } elsif ( $target eq 'grade' ) {
   &Apache::lonxml::debug("Answer is $answer, $count from $max, $falsecnt");   $result=&storesurvey();
   if ($target eq 'web') {        }
     $result=&displayfoils($max,$answer);      } else {
   } elsif ( $target eq 'grade') {        my $name;
     if ( defined $ENV{'form.submit'}) {        my ($truecnt,$falsecnt,$max) = &getfoilcounts($parstack,$safeeval);
       my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']};        my $count=0;
       if ( $response =~ /[^\s]/) {        # we will add in 1 of the true statements
  my $id = $Apache::inputtags::response['-1'];        if (($falsecnt+1)>$max) { $count=$max } else { $count=$falsecnt+1; }
  $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}=$response;        my $answer = int(rand ($count));
  &Apache::lonxml::debug("submitted a $response<br>\n");        &Apache::lonxml::debug("Answer is $answer, $count from $max, $falsecnt");
  if ($response == $answer) {        if ($target eq 'web') {
   $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}='EXACT_ANS';   $result=&displayfoils($max,$answer);
  } else {        } elsif ($target eq 'answer' ) {
   $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}='INCORRECT';   $result=&displayanswers($max,$answer);
  }        } elsif ( $target eq 'grade') {
    &grade_response($max,$answer);
       }        }
     }      }
   }    }
Line 73  sub end_foilgroup { Line 153  sub end_foilgroup {
   
 sub getfoilcounts {  sub getfoilcounts {
   my ($parstack,$safeeval)=@_;    my ($parstack,$safeeval)=@_;
   my $rrargs ='';    my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
   if ( $#$parstack > 0 ) { $rrargs=$$parstack['-2']; }    my @names;
   my $max = &Apache::run::run("{$rrargs;".'return $max}',$safeeval);  
   my @names = @{ $Apache::response::foilgroup{'names'} };  
   my $truecnt=0;    my $truecnt=0;
   my $falsecnt=0;    my $falsecnt=0;
   my $name;    my $name;
     if ( $Apache::response::foilgroup{'names'} ) {
       @names= @{ $Apache::response::foilgroup{'names'} };
     }
   foreach $name (@names) {    foreach $name (@names) {
     if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {      if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
       $truecnt++;        $truecnt++;
Line 91  sub getfoilcounts { Line 171  sub getfoilcounts {
   return ($truecnt,$falsecnt,$max);    return ($truecnt,$falsecnt,$max);
 }  }
   
 sub displayfoils {  sub displayallfoils {
   my ($max,$answer)=@_;    my $result;
     &Apache::lonxml::debug("survey style display");
   my @names = @{ $Apache::response::foilgroup{'names'} };    my @names = @{ $Apache::response::foilgroup{'names'} };
     my $temp=0;
     my $id=$Apache::inputtags::response['-1'];
     my $part=$Apache::inputtags::part;
     my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
     my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
     &Apache::lonhomework::showhash(%lastresponse);
     foreach my $name (@names) {
       if ($Apache::response::foilgroup{$name.'.value'} ne 'unused') {
         $result.="<br /><input type=\"radio\" name=\"HWVAL$Apache::inputtags::response['-1']\" value=\"$temp\" ";
         if (defined($lastresponse{$name})) { $result .= 'checked="on"'; }
         $result .= '>'.$Apache::response::foilgroup{$name.'.text'}."</input>\n";
         $temp++;
       }
     }
     return $result;
   }
   
   sub whichfoils {
     my ($max,$answer)=@_;
   
   my @truelist;    my @truelist;
   my @falselist;    my @falselist;
   my $result;  
   my $name;  
   
   foreach $name (@names) {    my @names;
     #result.="<br><b>$name</b> is <i> $Apache::response::foilgroup{$name.'.value'} </i>";    if ( $Apache::response::foilgroup{'names'} ) {
       @names= @{ $Apache::response::foilgroup{'names'} };
     }
     foreach my $name (@names) {
       #result.="<br /><b>$name</b> is <i> $Apache::response::foilgroup{$name.'.value'} </i>";
     if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {      if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
       push (@truelist,$name);        push (@truelist,$name);
     } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'false') {      } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'false') {
Line 110  sub displayfoils { Line 213  sub displayfoils {
       &Apache::lonxml::error("Unknown state $Apache::response::foilgroup{$name.'.value'} for $name in <foilgroup>");        &Apache::lonxml::error("Unknown state $Apache::response::foilgroup{$name.'.value'} for $name in <foilgroup>");
     }      }
   }    }
   my $whichtrue = rand $#truelist;    my $whichtrue = int(rand($#truelist+1));
   &Apache::lonxml::debug("Max is $max, From $#truelist elms, picking $whichtrue");    &Apache::lonxml::debug("Max is $max, From $#truelist elms, picking $whichtrue");
   my @whichfalse =();    my @whichfalse =();
   while ((($#whichfalse+2) < $max) && ($#falselist > -1)) {    while ((($#whichfalse+1) < $max) && ($#falselist > -1)) {
     my $afalse=rand $#falselist;      &Apache::lonxml::debug("Have $#whichfalse max is $max");
       my $afalse=int(rand($#falselist+1));
     &Apache::lonxml::debug("From $#falselist elms, picking $afalse");      &Apache::lonxml::debug("From $#falselist elms, picking $afalse");
     $afalse=splice(@falselist,$afalse,1);      $afalse=splice(@falselist,$afalse,1);
     &Apache::lonxml::debug("Picked $afalse");      &Apache::lonxml::debug("Picked $afalse");
     push (@whichfalse,$afalse);      push (@whichfalse,$afalse);
   }    }
   splice(@whichfalse,$answer,0,$truelist[$whichtrue]);    splice(@whichfalse,$answer,0,$truelist[$whichtrue]);
   my $temp=0;  
   &Apache::lonxml::debug("the true statement is $answer");    &Apache::lonxml::debug("the true statement is $answer");
   foreach $name (@whichfalse) {    return @whichfalse;
     $result.="<br /><input type=\"radio\" name=\"HWVAL$Apache::inputtags::response['-1']\" value=\"$temp\">".$Apache::response::foilgroup{$name.'.text'}."</input>\n";  }
     $temp++;  
   sub displayfoils {
     my ($max,$answer)=@_;
     my $result;
   
     my @whichfoils=&whichfoils($max,$answer);
     if ($Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"} =~ /^correct/ ) {
       foreach my $name (@whichfoils) {
         $result.="<br />";
         if ($Apache::response::foilgroup{$name.'.value'} eq 'true') { 
    $result.='Correct';
         } else {
    $result.='Incorrect';
         }
         $result.=":".$Apache::response::foilgroup{$name.'.text'}."</input>\n";
       }
     } else {
       my $temp=0;
       my $id=$Apache::inputtags::response['-1'];
       my $part=$Apache::inputtags::part;
       my $lastresponse=$Apache::lonhomework::history{"resource.$part.$id.submission"};
       my %lastresponse=&Apache::lonnet::str2hash($lastresponse);
       foreach my $name (@whichfoils) {
          $result.="<br /><input type=\"radio\" name=\"HWVAL$Apache::inputtags::response['-1']\" value=\"$temp\" ";
         if (defined($lastresponse{$name})) { $result .= 'checked="on"'; }
         $result .= '>'.$Apache::response::foilgroup{$name.'.text'}."</input>\n";
         $temp++;
       }
   }    }
   return $result."<br />";    return $result."<br />";
 }  }
   
   sub displayanswers {
     my ($max,$answer)=@_;
     my @whichopt = &whichfoils($max,$answer);
     my $result=&Apache::response::answer_header('radiobuttonresponse');
     foreach my $name (@whichopt) {
       $result.=&Apache::response::answer_part('radiobuttonresponse',
        $Apache::response::foilgroup{$name.'.value'})
     }
     $result.=&Apache::response::answer_footer('radiobuttonresponse');
     return $result;
   }
   
   sub start_conceptgroup {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     $Apache::radiobuttonresponse::conceptgroup=1;
     %Apache::response::conceptgroup={};
     my $result;
     if ($target eq 'edit') {
       $result.=&Apache::edit::tag_start($target,$token);
       $result.=&Apache::edit::text_arg('Concept:','concept',$token,'50').
    &Apache::edit::end_row().&Apache::edit::start_spanning_row();
     } elsif ($target eq 'modified') {
       my $constructtag=&Apache::edit::get_new_args($token,$parstack,
    $safeeval,'concept');
       if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
     }
     return $result;
   }
   
   sub end_conceptgroup {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
     $Apache::radiobuttonresponse::conceptgroup=0;
     my $result;
     if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ) {
       if (defined(@{ $Apache::response::conceptgroup{'names'} })) {
         my @names = @{ $Apache::response::conceptgroup{'names'} };
         my $pick=int(rand($#names+1));
         my $name=$names[$pick];
         push @{ $Apache::response::foilgroup{'names'} }, $name;
         $Apache::response::foilgroup{"$name.text"} =  $Apache::response::conceptgroup{"$name.text"};
         $Apache::response::foilgroup{"$name.value"} = $Apache::response::conceptgroup{"$name.value"};
         my $concept = &Apache::lonxml::get_param('concept',$parstack,$safeeval);
         $Apache::response::foilgroup{"$name.concept"} = $concept;
         &Apache::lonxml::debug("Selecting $name in $concept");
       }
     } elsif ($target eq 'edit') {
       $result=&Apache::edit::end_table();
     }
     return $result;
   }
   
   sub insert_conceptgroup {
     my $result="\n\t\t<conceptgroup concept=\"\">".&insert_foil()."\n\t\t</conceptgroup>\n";
     return $result;
   }
   
 sub start_foil {  sub start_foil {
   $Apache::lonxml::redirection--;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   return '';    my $result='';
     if ($target eq 'web') {
       &Apache::lonxml::startredirection;
     } elsif ($target eq 'edit') {
       $result=&Apache::edit::tag_start($target,$token);
       $result.=&Apache::edit::text_arg('Name:','name',$token);
       $result.=&Apache::edit::select_arg('Correct Option:','value',
          ['unused','true','false'],$token);
       $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
     } elsif ($target eq 'modified') {
        my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
     'value','name');
       if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); }
     }
     return $result;
 }  }
   
 sub end_foil {  sub end_foil {
   my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   if ($target eq 'web' || $target eq 'grade') {    my $text='';
     my $args ='';    if ($target eq 'web') { $text=&Apache::lonxml::endredirection; }
     if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }    if ($target eq 'web' || $target eq 'grade' || $target eq 'answer' ) {
     my $name = &Apache::run::run("{$args;".'return $name}',$safeeval);      my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
     push @{ $Apache::response::foilgroup{'names'} }, $name;      if ($value ne 'unused') {
     my $value = &Apache::run::run("{$args;".'return $value}',$safeeval);        my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
     $Apache::response::foilgroup{"$name.value"} = $value;        if (!$name) { $name=$Apache::lonxml::curdepth; }
     $Apache::response::foilgroup{"$name.text"} = $Apache::lonxml::outputstack;        if ( $Apache::radiobuttonresponse::conceptgroup ) {
   }   push @{ $Apache::response::conceptgroup{'names'} }, $name;
      $Apache::response::conceptgroup{"$name.value"} = $value;
   $Apache::lonxml::redirection++;   $Apache::response::conceptgroup{"$name.text"} = $text;
   if ($Apache::lonxml::redirection == 1) {         } else {
     $Apache::lonxml::outputstack='';    push @{ $Apache::response::foilgroup{'names'} }, $name;
    $Apache::response::foilgroup{"$name.value"} = $value;
    $Apache::response::foilgroup{"$name.text"} = $text;
         }
       }
   }    }
   return '';    return '';
 }  }
   
   sub insert_foil {
     return '
   <foil name="" value="unused">
   <startouttext />
   <endouttext />
   </foil>';
   }
 1;  1;
 __END__  __END__
     
Removed from v.1.6  
changed lines
  Added in v.1.37

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