--- loncom/interface/lonmeta.pm	2004/01/01 20:13:17	1.54
+++ loncom/interface/lonmeta.pm	2004/01/04 00:28:22	1.57
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Metadata display handler
 #
-# $Id: lonmeta.pm,v 1.54 2004/01/01 20:13:17 www Exp $
+# $Id: lonmeta.pm,v 1.57 2004/01/04 00:28:22 www Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -212,6 +212,8 @@ sub fieldnames {
     return &Apache::lonlocal::texthash(
 				   'title' => 'Title',
 				   'author' =>'Author(s)',
+				   'authorspace' => 'Author Space',
+				   'modifyinguser' => 'Last Modifying User',
 				   'subject' => 'Subject',
 				   'keywords' => 'Keyword(s)',
 				   'notes' => 'Notes',
@@ -260,8 +262,9 @@ sub prettyprint {
 # Dates
     if (($type eq 'creationdate') ||
 	($type eq 'lastrevisiondate')) {
-	return &Apache::lonlocal::locallocaltime(
-			  &Apache::lonmysql::unsqltime($value));
+	return ($value?&Apache::lonlocal::locallocaltime(
+			  &Apache::lonmysql::unsqltime($value)):
+		&mt('not available'));
     }
 # Language
     if ($type eq 'language') {
@@ -653,7 +656,9 @@ ENDEDIT
 	       'copyright','customdistributionfile','language','standards',
 	       'lowestgradelevel','highestgradelevel',
 	       'obsolete','obsoletereplacement') {
-	  $Apache::lonpublisher::metadatafields{$_}=$ENV{'form.new_'.$_};
+	  if (defined($ENV{'form.new_'.$_})) {
+	      $Apache::lonpublisher::metadatafields{$_}=$ENV{'form.new_'.$_};
+	  }
 	  unless ($Apache::lonpublisher::metadatafields{'copyright'}) {
 	      $Apache::lonpublisher::metadatafields{'copyright'}='default';
 	  }