--- loncom/lonnet/perl/lonnet.pm	2014/10/26 13:02:42	1.1172.2.57
+++ loncom/lonnet/perl/lonnet.pm	2014/12/21 19:56:46	1.1172.2.58
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # TCP networking package
 #
-# $Id: lonnet.pm,v 1.1172.2.57 2014/10/26 13:02:42 raeburn Exp $
+# $Id: lonnet.pm,v 1.1172.2.58 2014/12/21 19:56:46 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -2717,7 +2717,12 @@ sub ssi {
     &Apache::lonenc::check_encrypt(\$fn);
     if (%form) {
       $request=new HTTP::Request('POST',&absolute_url().$fn);
-      $request->content(join('&',map { &escape($_).'='.&escape($form{$_}) } keys(%form)));
+      $request->content(join('&',map {
+            my $name = escape($_);
+            "$name=" . ( ref($form{$_}) eq 'ARRAY'
+            ? join("&$name=", map {escape($_) } @{$form{$_}})
+            : &escape($form{$_}) );
+        } keys(%form)));
     } else {
       $request=new HTTP::Request('GET',&absolute_url().$fn);
     }
@@ -5177,7 +5182,7 @@ sub privileged {
         my %rolesdump = &dump("roles", $domain, $username) or return 0;
         my $now = time;
 
-        for my $role (@rolesdump{grep { ! /^rolesdef_/ } keys %rolesdump}) {
+        for my $role (@rolesdump{grep { ! /^rolesdef_/ } keys(%rolesdump)}) {
             my ($trole, $tend, $tstart) = split(/_/, $role);
             if (grep(/^\Q$trole\E$/,@{$roles})) {
                 return 1 unless ($tend && $tend < $now)
@@ -5266,7 +5271,7 @@ sub rolesinit {
     my %allroles=();
     my %allgroups=();
 
-    for my $area (grep { ! /^rolesdef_/ } keys %rolesdump) {
+    for my $area (grep { ! /^rolesdef_/ } keys(%rolesdump)) {
         my $role = $rolesdump{$area};
         $area =~ s/\_\w\w$//;
 
@@ -6099,6 +6104,9 @@ sub get_timebased_id {
     } else {
         $error = "error: could not obtain lockfile\n";
         $dellock = 'ok';
+        if (($prefix eq 'paste') && ($namespace eq 'courseeditor') && ($keyid eq 'num')) {
+            $dellock = 'nolock';
+        }
     }
     return ($newid,$dellock,$error);
 }
@@ -10573,7 +10581,7 @@ sub metadata {
 
 	$metaentry{':keys'} = join(',',keys(%metathesekeys));
 	&metadata_generate_part0(\%metathesekeys,\%metaentry,$uri);
-	$metaentry{':allpossiblekeys'}=join(',',keys %metathesekeys);
+	$metaentry{':allpossiblekeys'}=join(',',keys(%metathesekeys));
 	&do_cache_new('meta',$uri,\%metaentry,$cachetime);
 # this is the end of "was not already recently cached
     }