--- loncom/auth/lonacc.pm	2005/02/21 18:22:04	1.60.2.1
+++ loncom/auth/lonacc.pm	2005/03/01 00:22:57	1.63
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Cookie Based Access Handler
 #
-# $Id: lonacc.pm,v 1.60.2.1 2005/02/21 18:22:04 albertel Exp $
+# $Id: lonacc.pm,v 1.63 2005/03/01 00:22:57 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -52,9 +52,6 @@ sub handler {
     my $r = shift;
     my $requrl=$r->uri;
     my %cookies=CGI::Cookie->parse($r->header_in('Cookie'));
-    if ($r->header_in('User-Agent')=~/NSDL\_Search\_Bot/) {
-       return OK;
-    }
     my $lonid=$cookies{'lonID'};
     my $cookie;
     if ($lonid) {
@@ -124,14 +121,14 @@ sub handler {
 		    $symb=&Apache::lonnet::symbclean($ENV{'form.symb'});
                     if ($requrl =~ m|^/adm/wrapper/|) {
                         my ($map,$mid,$murl)=&Apache::lonnet::decode_symb($symb);
-                        &Apache::lonnet::symblist($map,$murl => $mid,
-                                               'last_known' => $murl);
+                        &Apache::lonnet::symblist($map,$murl => [$murl,$mid],
+						  'last_known' =>[$murl,$mid]);
                     } elsif ((&Apache::lonnet::symbverify($symb,$requrl)) ||
 			     (($requrl=~m|(.*)/smpedit$|) &&
 			      &Apache::lonnet::symbverify($symb,$1))) {
                       my ($map,$mid,$murl)=&Apache::lonnet::decode_symb($symb);
-                      &Apache::lonnet::symblist($map,$murl => $mid,
-                                               'last_known' => $murl);
+                      &Apache::lonnet::symblist($map,$murl => [$murl,$mid],
+						'last_known' =>[$murl,$mid]);
 		    } else {
 			$r->log_reason('Invalid symb for '.$requrl.': '.
                                        $symb);
@@ -148,9 +145,11 @@ sub handler {
                                 "$requrl:bre:1:1:Invalid Access";
   	                return HTTP_NOT_ACCEPTABLE; 
 		    }
-                    my ($map,$mid,$murl)=split(/\_\_\_/,$symb);
-		    &Apache::lonnet::symblist($map,$murl => $mid,
-                                              'last_known' => $murl);
+		    if ($symb) {
+			my ($map,$mid,$murl)=split(/\_\_\_/,$symb);
+			&Apache::lonnet::symblist($map,$murl =>[$murl,$mid],
+						'last_known' =>[$murl,$mid]);
+		    }
                 }
                 $ENV{'request.symb'}=$symb;
                 &Apache::lonnet::courseacclog($symb);