--- loncom/lonnet/perl/lonnet.pm	2023/11/18 14:33:07	1.1519
+++ loncom/lonnet/perl/lonnet.pm	2023/12/28 15:57:28	1.1521
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # TCP networking package
 #
-# $Id: lonnet.pm,v 1.1519 2023/11/18 14:33:07 raeburn Exp $
+# $Id: lonnet.pm,v 1.1521 2023/12/28 15:57:28 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -2757,8 +2757,7 @@ sub get_domain_defaults {
                                   'selfenrollment','coursecategories',
                                   'ssl','autoenroll','trust',
                                   'helpsettings','wafproxy',
-                                  'ltisec','toolsec','domexttool',
-                                  'exttool','privacy'],$domain);
+                                  'ltisec','toolsec','privacy'],$domain);
     my @coursetypes = ('official','unofficial','community','textbook','placement');
     if (ref($domconfig{'defaults'}) eq 'HASH') {
         $domdefaults{'lang_def'} = $domconfig{'defaults'}{'lang_def'}; 
@@ -2784,7 +2783,7 @@ sub get_domain_defaults {
         } else {
             $domdefaults{'defaultquota'} = $domconfig{'quotas'};
         }
-        my @usertools = ('aboutme','blog','webdav','portfolio');
+        my @usertools = ('aboutme','blog','webdav','portfolio','portaccess');
         foreach my $item (@usertools) {
             if (ref($domconfig{'quotas'}{$item}) eq 'HASH') {
                 $domdefaults{$item} = $domconfig{'quotas'}{$item};
@@ -2854,6 +2853,11 @@ sub get_domain_defaults {
             } else {
                 $domdefaults{$type.'exttool'} = 0;
             }
+            if (ref($domconfig{'coursedefaults'}{'crsauthor'}) eq 'HASH') {
+                $domdefaults{$type.'crsauthor'} = $domconfig{'coursedefaults'}{'crsauthor'}{$type};
+            } else {
+                $domdefaults{$type.'crsauthor'} = 1;
+            }
         }
         if (ref($domconfig{'coursedefaults'}{'canclone'}) eq 'HASH') {
             if (ref($domconfig{'coursedefaults'}{'canclone'}{'instcode'}) eq 'ARRAY') {
@@ -7984,7 +7988,7 @@ sub portfolio_access {
 }
 
 sub get_portfolio_access {
-    my ($udom,$unum,$file_name,$group,$clientip,$access_hash) = @_;
+    my ($udom,$unum,$file_name,$group,$clientip,$access_hash,$portaccessref) = @_;
 
     if (!ref($access_hash)) {
 	my $current_perms = &get_portfile_permissions($udom,$unum);
@@ -7993,11 +7997,19 @@ sub get_portfolio_access {
 	$access_hash = $access_controls{$file_name};
     }
 
+    my $portaccess;
+    if (ref($portaccess) eq 'SCALAR') {
+        $portaccess = $$portaccessref;
+    } else {
+        $portaccess = &usertools_access($unum,$udom,'portaccess',undef,'tools');
+    }
+
     my ($public,$guest,@domains,@users,@courses,@groups,@ips);
     my $now = time;
     if (ref($access_hash) eq 'HASH') {
         foreach my $key (keys(%{$access_hash})) {
             my ($num,$scope,$end,$start) = ($key =~ /^([^:]+):([a-z]+)_(\d*)_?(\d*)$/);
+            next if (($scope ne 'ip') && ($portaccess == 0));
             if ($start > $now) {
                 next;
             }
@@ -9216,6 +9228,22 @@ sub constructaccess {
             if (($ownername eq $env{'course.'.$env{'request.course.id'}.'.num'}) &&
                 ($ownerdomain eq $env{'course.'.$env{'request.course.id'}.'.domain'})) {
                 if (&allowed('mdc',$env{'request.course.id'})) {
+                    return if ($env{'course.'.$env{'request.course.id'}.'.internal.crsauthor'} eq '0');
+                    unless ($env{'course.'.$env{'request.course.id'}.'.internal.crsauthor'}) {
+                        my %domdefs = &get_domain_defaults($ownerdomain);
+                        my $type = lc($env{'course.'.$env{'request.course.id'}.'.type'});
+                        unless (($type eq 'community') || ($type eq 'placement')) {
+                            $type = 'unofficial';
+                            if ($env{'course.'.$env{'request.course.id'}.'internal.coursecode'} ne '') {
+                                $type = 'official';
+                            } elsif ($env{'course.'.$env{'request.course.id'}.'internal.textbook'} ne '') {
+                                $type = 'textbook';
+                            } else {
+                                $type = 'unofficial';
+                            }
+                        }
+                        return if ($domdefs{$type.'crsauthor'} eq '0');
+                    }
                     $ownerhome = $env{'course.'.$env{'request.course.id'}.'.home'};
                     return ($ownername,$ownerdomain,$ownerhome);
                 }