--- loncom/lonnet/perl/lonnet.pm	2000/09/01 21:51:30	1.27
+++ loncom/lonnet/perl/lonnet.pm	2000/09/04 11:25:46	1.28
@@ -30,7 +30,8 @@
 #                      hash
 # repcopy(filename)  : replicate file
 # dirlist(url)       : gets a directory listing
-# condval(index)     : value of condition index based on state 
+# condval(index)     : value of condition index based on state
+# varval(name)       : value of a variable 
 #
 # 6/1/99,6/2,6/10,6/11,6/12,6/14,6/26,6/28,6/29,6/30,
 # 7/1,7/2,7/9,7/10,7/12,7/14,7/15,7/19,
@@ -42,7 +43,7 @@
 # 06/26 Ben Tyszka
 # 06/30,07/15,07/17,07/18,07/20,07/21,07/22,07/25 Gerd Kortemeyer
 # 08/14 Ben Tyszka
-# 08/22,08/28,08/31,09/01 Gerd Kortemeyer
+# 08/22,08/28,08/31,09/01,09/02 Gerd Kortemeyer
 
 package Apache::lonnet;
 
@@ -782,7 +783,7 @@ sub condval {
     my $condidx=shift;
     my $result=0;
     if ($ENV{'request.course'}) {
-       if ($ENV{'acc.cond.'.$ENV{'request.course'}.'.'.$condidx}) {
+       if (defined($ENV{'acc.cond.'.$ENV{'request.course'}.'.'.$condidx})) {
           my $operand='|';
 	  my @stack;
           map {
@@ -813,6 +814,19 @@ sub condval {
     return $result;
 }
 
+# --------------------------------------------------------- Value of a Variable
+
+sub varval {
+    my ($realm,$space,@components)=split(/\./,shift);
+    my $value='';
+    if ($realm eq 'user') {
+    } elsif ($realm eq 'course') {
+    } elsif ($realm eq 'session') {
+    } elsif ($realm eq 'system') {
+    }
+    return $value;
+}
+
 # -------------------------------------------------------- Escape Special Chars
 
 sub escape {