--- loncom/homework/response.pm	2018/09/02 16:51:51	1.244.2.1
+++ loncom/homework/response.pm	2019/08/11 12:27:11	1.247
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # various response type definitons response definition
 #
-# $Id: response.pm,v 1.244.2.1 2018/09/02 16:51:51 raeburn Exp $
+# $Id: response.pm,v 1.247 2019/08/11 12:27:11 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -265,10 +265,15 @@ sub mandatory_part_meta {
 }
 
 sub meta_part_order {
+    my ($type) = @_; 
     if (@Apache::inputtags::partlist) {
 	my @parts=@Apache::inputtags::partlist;
-	shift(@parts);
+        unless ($type eq 'library') {
+	    shift(@parts);
+        }
 	return '<partorder>'.join(',',@parts).'</partorder>'."\n";
+    } elsif ($type eq 'library') {
+        return '<partorder></partorder>'."\n";
     } else {
 	return '<partorder>0</partorder>'."\n";
     }
@@ -1307,7 +1312,7 @@ sub submitted {
 	return 1;
     }
     # Submit All button on a .page was pressed
-    if (defined($env{'form.all_submit'})) { return 1; }
+    if ($env{'form.all_submit'}) { return 1; }
     # otherwise no submission occurred
     return 0;
 }
@@ -1344,7 +1349,7 @@ and all true values mean that they can't
 
 	a return of undef means it is unattempted
 	a return of 0 means it is both attempted and still has tries and
-                      is wrong or is only partially correct, and retries
+                      is wrong or is only partially correct, and retries 
                       are allowed.
 	a return of 1 means it is marked correct
 	a return of 2 means they have exceeded maximum number of tries
@@ -1365,7 +1370,7 @@ sub check_status {
         return 3;
     }
     my $status=&Apache::lonnet::EXT("user.resource.resource.$id.solved");
-    if ($status =~ /^correct/) {
+    if ($status =~ /^correct/) { 
         my $awarded=&Apache::lonnet::EXT("user.resource.resource.$id.awarded");
         my $retrypartial=&Apache::lonnet::EXT("resource.$id.retrypartial");
         unless (($retrypartial =~ /^1|on|yes$/) && ($awarded <1))  {