--- loncom/lonnet/perl/lonnet.pm	2014/01/05 11:43:58	1.1249
+++ loncom/lonnet/perl/lonnet.pm	2014/04/16 14:40:05	1.1255
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # TCP networking package
 #
-# $Id: lonnet.pm,v 1.1249 2014/01/05 11:43:58 raeburn Exp $
+# $Id: lonnet.pm,v 1.1255 2014/04/16 14:40:05 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -676,7 +676,7 @@ sub appenv {
 	    if (($key =~ /^user\.role/) || ($key =~ /^user\.priv/)) {
                 $refused = 1;
                 if (ref($roles) eq 'ARRAY') {
-                    my ($type,$role) = ($key =~ /^user\.(role|priv)\.([^.]+)\./);
+                    my ($type,$role) = ($key =~ m{^user\.(role|priv)\.(.+?)\./});
                     if (grep(/^\Q$role\E$/,@{$roles})) {
                         $refused = 0;
                     }
@@ -890,7 +890,17 @@ sub spareserver {
 }
 
 sub compare_server_load {
-    my ($try_server, $spare_server, $lowest_load) = @_;
+    my ($try_server, $spare_server, $lowest_load, $required) = @_;
+
+    if ($required) {
+        my ($reqdmajor,$reqdminor) = ($required =~ /^(\d+)\.(\d+)$/);
+        my $remoterev = &get_server_loncaparev(undef,$try_server);
+        my ($major,$minor) = ($remoterev =~ /^\'?(\d+)\.(\d+)\.[\w.\-]+\'?$/);
+        if (($major eq '' && $minor eq '') ||
+            (($reqdmajor > $major) || (($reqdmajor == $major) && ($reqdminor > $minor)))) {
+            return ($spare_server,$lowest_load);
+        }
+    }
 
     my $loadans     = &reply('load',    $try_server);
     my $userloadans = &reply('userload',$try_server);
@@ -951,7 +961,7 @@ sub has_user_session {
 # --------- determine least loaded server in a user's domain which allows login
 
 sub choose_server {
-    my ($udom,$checkloginvia) = @_;
+    my ($udom,$checkloginvia,$required) = @_;
     my %domconfhash = &Apache::loncommon::get_domainconf($udom);
     my %servers = &get_servers($udom);
     my $lowest_load = 30000;
@@ -963,14 +973,14 @@ sub choose_server {
             if ($loginvia) {
                 my ($server,$path) = split(/:/,$loginvia);
                 ($login_host, $lowest_load) =
-                    &compare_server_load($server, $login_host, $lowest_load);
+                    &compare_server_load($server, $login_host, $lowest_load, $required);
                 if ($login_host eq $server) {
                     $portal_path = $path;
                     $isredirect = 1;
                 }
             } else {
                 ($login_host, $lowest_load) =
-                    &compare_server_load($lonhost, $login_host, $lowest_load);
+                    &compare_server_load($lonhost, $login_host, $lowest_load, $required);
                 if ($login_host eq $lonhost) {
                     $portal_path = '';
                     $isredirect = ''; 
@@ -978,7 +988,7 @@ sub choose_server {
             }
         } else {
             ($login_host, $lowest_load) =
-                &compare_server_load($lonhost, $login_host, $lowest_load);
+                &compare_server_load($lonhost, $login_host, $lowest_load, $required);
         }
     }
     if ($login_host ne '') {
@@ -2002,7 +2012,8 @@ sub get_domain_defaults {
          &Apache::lonnet::get_dom('configuration',['defaults','quotas',
                                   'requestcourses','inststatus',
                                   'coursedefaults','usersessions',
-                                  'requestauthor'],$domain);
+                                  'requestauthor','selfenrollment'],$domain);
+    my @coursetypes = ('official','unofficial','community','textbook');
     if (ref($domconfig{'defaults'}) eq 'HASH') {
         $domdefaults{'lang_def'} = $domconfig{'defaults'}{'lang_def'}; 
         $domdefaults{'auth_def'} = $domconfig{'defaults'}{'auth_def'};
@@ -2046,16 +2057,15 @@ sub get_domain_defaults {
     }
     if (ref($domconfig{'coursedefaults'}) eq 'HASH') {
         $domdefaults{'canuse_pdfforms'} = $domconfig{'coursedefaults'}{'canuse_pdfforms'};
-        if (ref($domconfig{'coursedefaults'}{'coursecredits'}) eq 'HASH') {
-            $domdefaults{'officialcredits'} = $domconfig{'coursedefaults'}{'coursecredits'}{'official'};
-            $domdefaults{'unofficialcredits'} = $domconfig{'coursedefaults'}{'coursecredits'}{'unofficial'};
-            $domdefaults{'textbookcredits'} = $domconfig{'coursedefaults'}{'coursecredits'}{'textbook'};
-        }
-        if (ref($domconfig{'coursedefaults'}{'uploadquota'}) eq 'HASH') {
-            $domdefaults{'officialquota'} = $domconfig{'coursedefaults'}{'uploadquota'}{'official'};
-            $domdefaults{'unofficialquota'} = $domconfig{'coursedefaults'}{'uploadquota'}{'unofficial'};
-            $domdefaults{'communityquota'} = $domconfig{'coursedefaults'}{'uploadquota'}{'community'};
-            $domdefaults{'textbookquota'} = $domconfig{'coursedefaults'}{'uploadquota'}{'textbook'};
+        foreach my $type (@coursetypes) {
+            if (ref($domconfig{'coursedefaults'}{'coursecredits'}) eq 'HASH') {
+                unless ($type eq 'community') {
+                    $domdefaults{$type.'credits'} = $domconfig{'coursedefaults'}{'coursecredits'}{$type};
+                }
+            }
+            if (ref($domconfig{'coursedefaults'}{'uploadquota'}) eq 'HASH') {
+                $domdefaults{$type.'quota'} = $domconfig{'coursedefaults'}{'uploadquota'}{$type};
+            }
         }
     }
     if (ref($domconfig{'usersessions'}) eq 'HASH') {
@@ -2066,6 +2076,34 @@ sub get_domain_defaults {
             $domdefaults{'hostedsessions'} = $domconfig{'usersessions'}{'hosted'};
         }
     }
+    if (ref($domconfig{'selfenrollment'}) eq 'HASH') {
+        if (ref($domconfig{'selfenrollment'}{'admin'}) eq 'HASH') {
+            my @settings = ('types','registered','enroll_dates','access_dates','section',
+                            'approval','limit');
+            foreach my $type (@coursetypes) {
+                if (ref($domconfig{'selfenrollment'}{'admin'}{$type}) eq 'HASH') {
+                    my @mgrdc = ();
+                    foreach my $item (@settings) {
+                        if ($domconfig{'selfenrollment'}{'admin'}{$type}{$item} eq '0') {
+                            push(@mgrdc,$item);
+                        }
+                    }
+                    if (@mgrdc) {
+                        $domdefaults{$type.'selfenrolladmdc'} = join(',',@mgrdc);
+                    }
+                }
+            }
+        }
+        if (ref($domconfig{'selfenrollment'}{'default'}) eq 'HASH') {
+            foreach my $type (@coursetypes) {
+                if (ref($domconfig{'selfenrollment'}{'default'}{$type}) eq 'HASH') {
+                    foreach my $item (keys(%{$domconfig{'selfenrollment'}{'default'}{$type}})) {
+                        $domdefaults{$type.'selfenroll'.$item} = $domconfig{'selfenrollment'}{'default'}{$type}{$item};
+                    }
+                }
+            }
+        }
+    }
     &do_cache_new('domdefaults',$domain,\%domdefaults,$cachetime);
     return %domdefaults;
 }
@@ -5214,7 +5252,7 @@ sub set_arearole {
 sub custom_roleprivs {
     my ($allroles,$trole,$tdomain,$trest,$spec,$area) = @_;
     my ($rdummy,$rdomain,$rauthor,$rrole)=split(/\//,$trole);
-    my $homsvr=homeserver($rauthor,$rdomain);
+    my $homsvr = &homeserver($rauthor,$rdomain);
     if (&hostname($homsvr) ne '') {
         my ($rdummy,$roledef)=
             &get('roles',["rolesdef_$rrole"],$rdomain,$rauthor);
@@ -5335,11 +5373,11 @@ sub set_userprivs {
 
 sub role_status {
     my ($rolekey,$update,$refresh,$now,$role,$where,$trolecode,$tstatus,$tstart,$tend) = @_;
-    my @pwhere = ();
     if (exists($env{$rolekey}) && $env{$rolekey} ne '') {
-        (undef,undef,$$role,@pwhere)=split(/\./,$rolekey);
+        my ($one,$two) = split(m{\./},$rolekey,2);
+        (undef,undef,$$role) = split(/\./,$one,3);
         unless (!defined($$role) || $$role eq '') {
-            $$where=join('.',@pwhere);
+            $$where = '/'.$two;
             $$trolecode=$$role.'.'.$$where;
             ($$tstart,$$tend)=split(/\./,$env{$rolekey});
             $$tstatus='is';
@@ -5545,11 +5583,11 @@ sub unserialize {
     return {} if $rep =~ /^error/;
 
     my %returnhash=();
-	foreach my $item (split /\&/, $rep) {
+	foreach my $item (split(/\&/,$rep)) {
 	    my ($key, $value) = split(/=/, $item, 2);
 	    $key = unescape($key) unless $escapedkeys;
 	    next if $key =~ /^error: 2 /;
-	    $returnhash{$key} = Apache::lonnet::thaw_unescape($value);
+	    $returnhash{$key} = &thaw_unescape($value);
 	}
     #return %returnhash;
     return \%returnhash;
@@ -6736,7 +6774,7 @@ sub allowed {
 	&& &is_portfolio_url($uri)) {
 	$thisallowed = &portfolio_access($uri);
     }
-    
+
 # Full access at system, domain or course-wide level? Exit.
     if ($thisallowed=~/F/) {
 	return 'F';
@@ -7822,17 +7860,20 @@ sub auto_courserequest_checks {
 }
 
 sub auto_courserequest_validation {
-    my ($dom,$owner,$crstype,$inststatuslist,$instcode,$instseclist) = @_;
+    my ($dom,$owner,$crstype,$inststatuslist,$instcode,$instseclist,$custominfo) = @_;
     my ($homeserver,$response);
     if ($dom =~ /^$match_domain$/) {
         $homeserver = &domain($dom,'primary');
     }
-    unless ($homeserver eq 'no_host') {  
-          
+    unless ($homeserver eq 'no_host') {
+        my $customdata;
+        if (ref($custominfo) eq 'HASH') {
+            $customdata = &freeze_escape($custominfo);
+        }
         $response=&unescape(&reply('autocrsreqvalidation:'.$dom.':'.&escape($owner).
                                     ':'.&escape($crstype).':'.&escape($inststatuslist).
-                                    ':'.&escape($instcode).':'.&escape($instseclist),
-                                    $homeserver));
+                                    ':'.&escape($instcode).':'.&escape($instseclist).':'.
+                                    $customdata,$homeserver));
     }
     return $response;
 }