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Diff for /loncom/homework/radiobuttonresponse.pm between versions 1.2 and 1.21

version 1.2, 2001/01/08 21:52:04 version 1.21, 2001/08/06 19:36:27
Line 1 Line 1
 # The LearningOnline Network with CAPA  # The LON-CAPA radio button response handler
 # mutliple choice style responses  #
   # Multiple choice style responses
 # 11/23,11/24,11/28 Gerd Kortemeyer  #
   # YEAR=2001
   # 1/8,1/11,1/12,1/15,1/19,2/5,2/19,2/21,2/22,3/1,4/23,5/4,5/31 Guy Albertelli
   # 6/1,6/2 Guy Albertelli
   # 8/6 Scott Harrison
   
 package Apache::radiobuttonresponse;  package Apache::radiobuttonresponse;
 use strict;  use strict;
   
   # ======================================================================= BEGIN
 sub BEGIN {  sub BEGIN {
   &Apache::lonxml::register('Apache::radiobuttonresponse',('radiobuttonresponse','foilgroup','foil'));    &Apache::lonxml::register('Apache::radiobuttonresponse',
       ('radiobuttonresponse'));
 }  }
   
   # ================================================= Start radio button response
 sub start_radiobuttonresponse {  sub start_radiobuttonresponse {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
     #when in a radiobutton response use these
     &Apache::lonxml::register('Apache::radiobuttonresponse',('foilgroup','foil',
      'conceptgroup'));
     my $id = &Apache::response::start_response($parstack,$safeeval);
     return '';
 }  }
   
   # =================================================== End radio button response
 sub end_radiobuttonresponse {  sub end_radiobuttonresponse {
       &Apache::response::end_response;
       return '';
 }  }
   
 %Apache::response::foilgroup={};  %Apache::response::foilgroup = {};
   # ============================================================ Start foil group
 sub start_foilgroup {  sub start_foilgroup {
   %Apache::response::foilgroup={};      %Apache::response::foilgroup = {};
       $Apache::radiobuttonresponse::conceptgroup = 0;
       &Apache::response::setrandomnumber();
       return '';
 }  }
   
   # ================================================================ Store survey
   sub storesurvey {
       if ( defined $ENV{'form.submitted'}) {
    my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']};
    &Apache::lonxml::debug("Here I am!:$response:");
    if ( $response =~ /[^\s]/) {
       my $id = $Apache::inputtags::response['-1'];
       $Apache::lonhomework::results{"resource.$Apache::inputtags::part".
     ".$id.submission"}=$response;
       $Apache::lonhomework::results{"resource.$Apache::inputtags::part".
     ".$id.awarddetail"}='SUBMITTED';
       &Apache::lonxml::debug("submitted a $response<br />\n");
    }
       }
       return '';
   }
   
   # ======================================= End foil group (return scalar string)
 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 $result;      if ($target ne 'meta') {
   foreach $name ($Apache::response::foilgroup{'names'}) {   my $style = &Apache::lonxml::get_param('style',$parstack,$safeeval,
     $result.="<br><b>$name</b> is <i> $Apache::response::foilgroup{$name.'.value'} </i>";         '-2');
   }   if ( $style eq 'survey' ) {
   return $result;      if ($target eq 'web') {
    $result = &displayallfoils();
       } elsif ( $target eq 'grade' ) {
    $result = &storesurvey();
       }
    } else {
       my $name;
       my ($truecnt,$falsecnt,$max) = &getfoilcounts($parstack,$safeeval);
       my $count = 0;
       # we will add in 1 of the true statements
       if (($falsecnt+1) > $max) { $count = $max } else {
    $count = $falsecnt+1; }
       my $answer = int(rand ($count));
       &Apache::lonxml::debug("Answer is $answer, $count from $max, $falsecnt");
       if ($target eq 'web') {
    $result=&displayfoils($max,$answer);
       } elsif ( $target eq 'grade') {
    if ( defined $ENV{'form.submitted'}) {
       my $response = $ENV{'form.HWVAL'.
      $Apache::inputtags::response['-1']};
       if ( $response =~ /[^\s]/) {
    my $id = $Apache::inputtags::response['-1'];
    $Apache::lonhomework::results{"resource.".
                     $Apache::inputtags::part.".
                                                     $id.submission"} = $response;
    &Apache::lonxml::debug("submitted a $response<br />".
          "\n");
    if ($response == $answer) {
       $Apache::lonhomework::results{"resource.".
         $Apache::inputtags::part.
        ".$id.awarddetail"} = 'EXACT_ANS';
    } else {
       $Apache::lonhomework::results{"resource.".
         $Apache::inputtags::part.
        ".$id.awarddetail"} = 'INCORRECT';
     }
       }
    }
       }
    }
       }
       return $result;
   }
   
   # ==================================== Get foil counts (return 3 element array)
   sub getfoilcounts {
       my ($parstack,$safeeval)=@_;
       my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
       my @names = @{ $Apache::response::foilgroup{'names'} };
       my $truecnt = 0;
       my $falsecnt = 0;
       my $name;
       foreach $name (@names) {
    if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
       $truecnt++;
    } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'false') {
       $falsecnt++;
    }
       }
       return ($truecnt,$falsecnt,$max);
   }
   
   # ==================================== Display all foils (return scalar string)
   sub displayallfoils {
       my $result;
       &Apache::lonxml::debug("survey style display");
       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"};
       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 ($lastresponse eq $temp) { $result .= 'checked="on"'; }
       $result .= '>'.$Apache::response::foilgroup{$name.'.text'}.
          "</input>\n";
       $temp++;
    }
       }
       return $result;
 }  }
   
   # ======================================== Display foils (return scalar string)
   sub displayfoils {
       my ($max,$answer) = @_;
       my @names = @{ $Apache::response::foilgroup{'names'} };
       my @truelist;
       my @falselist;
       my $result;
       my $name;
       foreach $name (@names) {
    #result .= "<br /><b>$name</b> is <i> $Apache::response::foilgroup{$name.'.value'} </i>";
    if ($Apache::response::foilgroup{$name.'.value'} eq 'true') {
       push (@truelist,$name);
    } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'false') {
       push (@falselist,$name);
    } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'unused') {
    } else {
       &Apache::lonxml::error("Unknown state ".
     $Apache::response::foilgroup{$name.'.value'}.
     " for $name in <foilgroup>");
    }
       }
       my $whichtrue = int(rand($#truelist+1));
       &Apache::lonxml::debug("Max is $max, From $#truelist elms, picking ".
      $whichtrue);
       my @whichfalse = ();
       while ((($#whichfalse+1) < $max) && ($#falselist > -1)) {
    &Apache::lonxml::debug("Have $#whichfalse max is $max");
    my $afalse = int(rand($#falselist+1));
    &Apache::lonxml::debug("From $#falselist elms, picking $afalse");
    $afalse = splice(@falselist,$afalse,1);
    &Apache::lonxml::debug("Picked $afalse");
    push (@whichfalse,$afalse);
       }
       splice(@whichfalse,$answer,0,$truelist[$whichtrue]);
       &Apache::lonxml::debug("the true statement is $answer");
       if ($Apache::lonhomework::history{
    "resource.$Apache::inputtags::part.solved"} =~ /^correct/ ) {
    foreach $name (@whichfalse) {
       $result .= "<br />";
       if ($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"};
    foreach $name (@whichfalse) {
       $result.="<br /><input type=\"radio\" name=\"HWVAL".
        $Apache::inputtags::response['-1'].
        "\" value=\"$temp\" ";
       if ($lastresponse eq $temp) { $result .= 'checked="on"'; }
       $result .= '>'.$Apache::response::foilgroup{$name.'.text'}.
    "</input>\n";
       $temp++;
    }
       }
       return $result."<br />";
   }
   
   # ========================================================= Start concept group
   sub start_conceptgroup {
       $Apache::radiobuttonresponse::conceptgroup = 1;
       %Apache::response::conceptgroup = {};
       return '';
   }
   
   # =========================================================== End concept group
   sub end_conceptgroup {
       my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
       $Apache::radiobuttonresponse::conceptgroup = 0;
       if ($target eq 'web' || $target eq 'grade') {
    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");
       }
       return '';
   }
   
   # ================================================================== Start foil
 sub start_foil {  sub start_foil {
   $Apache::lonxml::redirection++;      &Apache::lonxml::startredirection;
       return '';
 }  }
   
   # ==================================================================== End foil
 sub end_foil {  sub end_foil {
   my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
   my $args ='';      my $text = '';
   if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }      if ($target eq 'web') { $text = &Apache::lonxml::endredirection; }
   my $name = &Apache::run::run("{$args;".'return $name}',$safeeval);      if ($target eq 'web' || $target eq 'grade') {
   push @{ $Apache::response::foilgroup{'names'} }, $name;      my $value = &Apache::lonxml::get_param('value',$parstack,$safeeval);
   my $value = &Apache::run::run("{$args;".'return $value}',$safeeval);      if ($value ne 'unused') {
   $Apache::response::foilgroup{"$name.value"} = $value;        my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
   $Apache::response::foilgroup{"$name.text"} = $Apache::lonxml::outputstack;        if ( $Apache::radiobuttonresponse::conceptgroup ) {
   $Apache::lonxml::redirection--;   push @{ $Apache::response::conceptgroup{'names'} }, $name;
    $Apache::response::conceptgroup{"$name.value"} = $value;
    $Apache::response::conceptgroup{"$name.text"} = $text;
         } else {
    push @{ $Apache::response::foilgroup{'names'} }, $name;
    $Apache::response::foilgroup{"$name.value"} = $value;
    $Apache::response::foilgroup{"$name.text"} = $text;
         }
       }
     }
   return '';    return '';
 }  }
   
 1;  1;
   
 __END__  __END__
     
Removed from v.1.2  
changed lines
  Added in v.1.21

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