--- loncom/interface/lonsearchcat.pm	2001/03/22 14:19:17	1.74
+++ loncom/interface/lonsearchcat.pm	2001/03/22 14:58:58	1.76
@@ -544,7 +544,7 @@ sub advancedsearch {
     elsif ($datequery) {
 	push @queries,$datequery;
     }
-    my $customquery;
+    my $customquery='';
     if ($ENV{'form.custommetadata'}) {
 	$customquery=&build_custommetadata_query('custommetadata',
 				      $ENV{'form.custommetadata'});
@@ -552,7 +552,13 @@ sub advancedsearch {
     if (@queries) {
 	$query=join(" AND ",@queries);
 	$query="select * from metadata where $query";
-	my $reply=&Apache::lonnet::metadata_query($query);
+	my $reply='';
+	unless ($customquery) {
+	    $reply=&Apache::lonnet::metadata_query($query);
+	}
+	else {
+	    $reply=&Apache::lonnet::metadata_query($query,$customquery);
+	}
 	&output_results('Advanced',$r,$envhash,$customquery,$reply);
     }
     else {
@@ -793,9 +799,10 @@ sub build_custommetadata_query {
     $q->prepare($logic_statement);
     my $matchexp=${$q}{'-parse'}{'-build'}{'matchstring'};
     # quick fix to change literal into xml tag-matching
+    # will eventually have to write a separate builder module
     my $oldmatchexp=$matchexp;
-    $matchexp=~s/\(\?[\:\=]([^\)]*)\\\=([^\)]*)\)/\(\?\:\\\<$1\\\>\[\^\\\<\]\*$2\[\^\\\<\]\*\\\<\\\/$1\\\>)/g;
-    return $oldmatchexp;
+    $matchexp=~s/(\w+)\\\=(\w+)/\\\<$1\\\>\[\^\\\<\]\*$2\[\^\\\<\]\*\\\<\\\/$1\\\>/g;
+    return $matchexp;
 }
 
 # - Recursively parse a reverse notation expression into a SQL query expression