loncom/homework/response.pm - diff

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Diff for /loncom/homework/response.pm between versions 1.77 and 1.78

-version 1.77, 2003/05/14 13:33:00
+version 1.78, 2003/05/16 20:16:18
  Line 469  sub scored_response {
      return $repetition;
  }
+ sub whichorder {
+     my ($max,$randomize,$showall,$hash)=@_;
+     #&Apache::lonxml::debug("man $max randomize $randomize");
+     if (!defined(@{ $$hash{'names'} })) { return; }
+     my @names = @{ $$hash{'names'} };
+     my @whichopt =();
+     my (%top,@toplist,%bottom,@bottomlist);
+     if (!($showall || ($randomize eq 'no'))) {
+ 	my $current=0;
+ 	foreach my $name (@names) {
+ 	    $current++;
+ 	    if ($$hash{"$name.location"} eq 'top') {
+ 		$top{$name}=$current;
+ 	    } elsif ($$hash{"$name.location"} eq 'bottom') {
+ 		$bottom{$name}=$current;
+ 	    }
+ 	}
+     }
+     my $topcount=0;
+     my $bottomcount=0;
+     while (((scalar(@whichopt)+$topcount+$bottomcount) < $max || $showall)
+ 	   && ($#names > -1)) {
+ 	#&Apache::lonxml::debug("Have $#whichopt max is $max");
+ 	my $aopt;
+ 	if ($showall || ($randomize eq 'no')) {
+ 	    $aopt=0;
+ 	} else {
+ 	    $aopt=int(&Math::Random::random_uniform() * ($#names+1));
+ 	}
+ 	#&Apache::lonxml::debug("From $#whichopt $max $#names elms, picking $aopt");
+ 	$aopt=splice(@names,$aopt,1);
+ 	#&Apache::lonxml::debug("Picked $aopt");
+ 	if ($top{$aopt}) {
+ 	    $toplist[$top{$aopt}]=$aopt;
+ 	    $topcount++;
+ 	} elsif ($bottom{$aopt}) {
+ 	    $bottomlist[$bottom{$aopt}]=$aopt;
+ 	    $bottomcount++;
+ 	} else {
+ 	    push (@whichopt,$aopt);
+ 	}
+     }
+     for (my $i=0;$i<=$#toplist;$i++) {
+ 	if ($toplist[$i]) { unshift(@whichopt,$toplist[$i]) }
+     }
+     for (my $i=0;$i<=$#bottomlist;$i++) {
+ 	if ($bottomlist[$i]) { push(@whichopt,$bottomlist[$i]) }
+     }
+     return @whichopt;
+ }
 ;
  __END__

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Removed from v.1.77
changed lines
	Added in v.1.78