[BACK]Return to bridgetask.pm CVS log [TXT] [DIR] Up to [LON-CAPA] / loncom / homework

Diff for /loncom/homework/bridgetask.pm between versions 1.74 and 1.75

version 1.74, 2005/11/03 21:29:57 version 1.75, 2005/11/03 22:59:35
Line 1427  sub start_Dimension { Line 1427  sub start_Dimension {
 }  }
   
 sub get_instance {  sub get_instance {
     &Apache::response::pushrandomnumber();      my ($dim)=@_;
     my @order=&Math::Random::random_permutation(@{$dimension{'instances'}});      my $rand_alg=&Apache::lonnet::get_rand_alg();
     my $num=@order;      if (!$rand_alg || $rand_alg eq '32bit' || $rand_alg eq '64bit' ||
     my $version=&get_version();   $rand_alg eq '64bit2' || $rand_alg eq '64bit3' ||
     my $which=($version-1)%$num;   $rand_alg eq '64bit4' ) {
     return $order[$which];   &Apache::response::pushrandomnumber();
    my @order=&Math::Random::random_permutation(@{$dimension{'instances'}});
    my $num=@order;
    my $version=&get_version();
    my $which=($version-1)%$num;
    return $order[$which];
       } else {
    my ($version,$previous) = &get_version();
    my $instance = 
       $Apache::lonhomework::history{"resource.$version.0.$dim.instance"};
    if (defined($instance)) { return $instance; }
   
    &Apache::response::pushrandomnumber();
    my @instances = @{$dimension{'instances'}};
    # remove disabled instances
    for (my $i=0; $i < $#instances; $i++) {
       if ($dimension{$instances[$i].'.disabled'}) {
    splice(@instances,$i,1);
    $i--;
       }
    }
    @instances = &Math::Random::random_permutation(@instances);
    $instance  = $instances[($version-1)%scalar(@instances)];
    $Apache::lonhomework::results{"resource.$version.0.$dim.instance"} = 
       $instance;
    &Apache::response::poprandomnumber();
    return $instance;
       }
 }  }
   
 {  {
Line 1441  sub get_instance { Line 1468  sub get_instance {
  my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
  my $result=&Apache::lonxml::endredirection();   my $result=&Apache::lonxml::endredirection();
  my $dim=&get_id($parstack,$safeeval);   my $dim=&get_id($parstack,$safeeval);
  my $instance=&get_instance();   my $instance=&get_instance($dim);
  my $version=&get_version();   my $version=&get_version();
  if ($target eq 'web') {   if ($target eq 'web') {
     @Apache::scripttag::parser_env = @_;      @Apache::scripttag::parser_env = @_;
Line 1622  sub start_Instance { Line 1649  sub start_Instance {
     push(@Apache::bridgetask::instancelist,$id);      push(@Apache::bridgetask::instancelist,$id);
     $dimension{$id.'.optionalrequired'}=      $dimension{$id.'.optionalrequired'}=
  &Apache::lonxml::get_param('OptionalRequired',$parstack,$safeeval);   &Apache::lonxml::get_param('OptionalRequired',$parstack,$safeeval);
       my $disabled = &Apache::lonxml::get_param('Disabled',$parstack,$safeeval);
       if (lc($disabled) eq 'yes') {
    $dimension{$id.'.disabled'}='1';
       }
     return '';      return '';
 }  }
   
Removed from v.1.74  
changed lines
  Added in v.1.75

FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>