--- loncom/cgi/barcode.png	2001/12/11 19:32:03	1.5
+++ loncom/cgi/barcode.png	2002/01/03 14:47:23	1.9
@@ -3,7 +3,7 @@
 # The LearningOnline Network with CAPA
 # barcode.gif - A CGI script that dynamically outputs a barcode.
 #
-# $Id: barcode.png,v 1.5 2001/12/11 19:32:03 harris41 Exp $
+# $Id: barcode.png,v 1.9 2002/01/03 14:47:23 matthew Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -43,14 +43,15 @@
 use strict;
 use GD::Barcode::Code39;
 
-map {
+$|=1;   # Autoflush after each print/write
+foreach (split(/&/,$ENV{'QUERY_STRING'})) {
     my ($name, $value) = split(/=/,$_);
     $value =~ tr/+/ /;
     $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
     if ($name eq 'encode') {
 	$ENV{'form.'.$name}=$value;
     }
-} (split(/&/,$ENV{'QUERY_STRING'}));
+}
 
 # Tell the server we are sending a gif graphic
 print <<END;
@@ -61,8 +62,8 @@ END
 unless(defined($ENV{'form.encode'}) and length($ENV{'form.encode'})) {
     $ENV{'form.encode'}='***ERROR***UNDEFINED***';
 }
-
-my $oGdBar=GD::Barcode::Code39->new($ENV{'form.encode'});
+my $text = '*'.uc($ENV{'form.encode'}).'*';
+my $oGdBar=GD::Barcode::Code39->new($text);
 if ($GD::Barcode::errStr or !defined($oGdBar)) {
     warn($GD::Barcode::errStr);
     $oGdBar=GD::Barcode::Code39->new('***ERROR***INVALID***');