--- loncom/lonnet/perl/lonnet.pm	2010/07/29 17:44:41	1.1079
+++ loncom/lonnet/perl/lonnet.pm	2010/08/17 22:22:05	1.1081
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # TCP networking package
 #
-# $Id: lonnet.pm,v 1.1079 2010/07/29 17:44:41 raeburn Exp $
+# $Id: lonnet.pm,v 1.1081 2010/08/17 22:22:05 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -222,7 +222,7 @@ sub get_server_loncaparev {
         my @ids=&current_machine_ids();
         if (grep(/^\Q$lonhost\E$/,@ids)) {
             $answer = $perlvar{'lonVersion'};
-            if ($answer =~ /^[\'\"]?([\d.\-]+)[\'\"]?$/) {
+            if ($answer =~ /^[\'\"]?([\w.\-]+)[\'\"]?$/) {
                 $loncaparev = $1;
             }
         } else {
@@ -238,14 +238,14 @@ sub get_server_loncaparev {
                     my $response=$ua->request($request);
                     unless ($response->is_error()) {
                         my $content = $response->content;
-                        if ($content =~ /<p>VERSION\:\s*([\d.\-]+)<\/p>/) {
+                        if ($content =~ /<p>VERSION\:\s*([\w.\-]+)<\/p>/) {
                             $loncaparev = $1;
                         }
                     }
                 } else {
                     $loncaparev = $loncaparevs{$lonhost};
                 }
-            } elsif ($answer =~ /^[\'\"]?([\d.\-]+)[\'\"]?$/) {
+            } elsif ($answer =~ /^[\'\"]?([\w.\-]+)[\'\"]?$/) {
                 $loncaparev = $1;
             }
         }
@@ -3904,6 +3904,44 @@ sub coursedescription {
     return %returnhash;
 }
 
+sub update_released_required {
+    my ($needsrelease,$cdom,$cnum,$chome,$cid) = @_;
+    if ($cdom eq '' || $cnum eq '' || $chome eq '' || $cid eq '') {
+        $cid = $env{'request.course.id'};
+        $cdom = $env{'course.'.$cid.'.domain'};
+        $cnum = $env{'course.'.$cid.'.num'};
+        $chome = $env{'course.'.$cid.'.home'};
+    }
+    if ($needsrelease) {
+        my %curr_reqd_hash = &userenvironment($cdom,$cnum,'internal.releaserequired');
+        my $needsupdate;
+        if ($curr_reqd_hash{'internal.releaserequired'} eq '') {
+            $needsupdate = 1;
+        } else {
+            my ($currmajor,$currminor) = split(/\./,$curr_reqd_hash{'internal.releaserequired'});
+            my ($needsmajor,$needsminor) = split(/\./,$needsrelease);
+            if (($currmajor < $needsmajor) || ($currmajor == $needsmajor && $currminor < $needsminor)) {
+                $needsupdate = 1;
+            }
+        }
+        if ($needsupdate) {
+            my %needshash = (
+                             'internal.releaserequired' => $needsrelease,
+                            );
+            my $putresult = &put('environment',\%needshash,$cdom,$cnum);
+            if ($putresult eq 'ok') {
+                &appenv({'course.'.$cid.'.internal.releaserequired' => $needsrelease});
+                my %crsinfo = &courseiddump($cdom,'.',1,'.','.',$cnum,undef,undef,'.');
+                if (ref($crsinfo{$cid}) eq 'HASH') {
+                    $crsinfo{$cid}{'releaserequired'} = $needsrelease;
+                    &courseidput($cdom,\%crsinfo,$chome,'notime');
+                }
+            }
+        }
+    }
+    return;
+}
+
 # -------------------------------------------------See if a user is privileged
 
 sub privileged {