--- loncom/lonnet/perl/lonnet.pm	2002/05/06 13:46:41	1.211
+++ loncom/lonnet/perl/lonnet.pm	2002/05/08 14:37:14	1.214
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # TCP networking package
 #
-# $Id: lonnet.pm,v 1.211 2002/05/06 13:46:41 www Exp $
+# $Id: lonnet.pm,v 1.214 2002/05/08 14:37:14 www Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -627,6 +627,7 @@ sub subscribe {
 sub repcopy {
     my $filename=shift;
     $filename=~s/\/+/\//g;
+    if ($filename=~/^\/home\/httpd\/html\/adm\//) { return OK; }
     my $transname="$filename.in.transfer";
     if ((-e $filename) || (-e $transname)) { return OK; }
     my $remoteurl=subscribe($filename);
@@ -716,7 +717,6 @@ sub flushcourselogs {
     &logthis('Flushing course log buffers');
     foreach (keys %courselogs) {
         my $crsid=$_;
-	&logthis(":$crsid:$coursehombuf{$crsid}");
         if (&reply('log:'.$coursedombuf{$crsid}.':'.
 		          &escape($courselogs{$crsid}),
 		          $coursehombuf{$crsid}) eq 'ok') {
@@ -1139,6 +1139,7 @@ sub store {
 
     if ($stuname) { $home=&homeserver($stuname,$domain); }
 
+    $symb=&symbclean($symb);
     if (!$symb) { unless ($symb=&symbread()) { return ''; } }
 
     &devalidate($symb);
@@ -1169,6 +1170,7 @@ sub cstore {
 
     if ($stuname) { $home=&homeserver($stuname,$domain); }
 
+    $symb=&symbclean($symb);
     if (!$symb) { unless ($symb=&symbread()) { return ''; } }
 
     &devalidate($symb);
@@ -1204,7 +1206,7 @@ sub restore {
     if (!$symb) {
       unless ($symb=escape(&symbread())) { return ''; }
     } else {
-      $symb=&escape($symb);
+      $symb=&escape(&symbclean($symb));
     }
     if (!$namespace) { 
        unless ($namespace=$ENV{'request.course.id'}) { 
@@ -2517,14 +2519,43 @@ sub symblist {
     return 'error';
 }
 
+# --------------------------------------------------------------- Verify a symb
+
+sub symbverify {
+    my ($symb,$thisfn)=@_;
+    $thisfn=&declutter($thisfn);
+
+#    &logthis("Symb verify: $symb $thisfn");
+
+    my ($map,$resid,$url)=split(/\_\_\_/,$symb);
+    unless (&symbclean($url) eq &symbclean($thisfn)) { return 0; }
+
+    return 1;
+
+    my %bighash;
+    my $okay=0;
+    if (tie(%bighash,'GDBM_File',$ENV{'request.course.fn'}.'.db',
+                            &GDBM_READER,0640)) {
+        
+	untie(%bighash);
+    }
+    return $okay;
+}
+
 # --------------------------------------------------------------- Clean-up symb
 
 sub symbclean {
     my $symb=shift;
+
+#    &logthis("Symb in: $symb");
+
 # remove version from map
     $symb=~s/\.(\d+)\.(\w+)\_\_\_/\.$2\_\_\_/;
 # remove version from URL
     $symb=~s/\.(\d+)\.(\w+)$/\.$2/;
+
+#    &logthis("Symb out: $symb");
+
     return $symb;
 }