--- loncom/interface/loncommon.pm 2003/11/10 01:59:55 1.147
+++ loncom/interface/loncommon.pm 2003/11/10 16:33:57 1.149
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# a pile of common routines
#
-# $Id: loncommon.pm,v 1.147 2003/11/10 01:59:55 www Exp $
+# $Id: loncommon.pm,v 1.149 2003/11/10 16:33:57 albertel Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -2189,7 +2189,7 @@ $upperleft
$role
-$realm |
+$realm |
ENDBODY
}
@@ -2366,6 +2366,32 @@ sub add_to_env {
=pod
+=item * get_env_multiple($name)
+
+gets $name from the %ENV hash, it seemlessly handles the cases where multiple
+values may be defined and end up as an array ref.
+
+returns an array of values
+
+=cut
+
+sub get_env_multiple {
+ my ($name) = @_;
+ my @values;
+ if (defined($ENV{$name})) {
+ # exists is it an array
+ if (ref($ENV{$name})) {
+ @values=@{ $ENV{$name} };
+ } else {
+ $values[0]=$ENV{$name};
+ }
+ }
+ return(@values);
+}
+
+
+=pod
+
=back
=head1 CSV Upload/Handling functions