--- loncom/interface/lonuserutils.pm	2023/11/03 01:12:15	1.218
+++ loncom/interface/lonuserutils.pm	2023/11/04 00:06:00	1.219
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Utility functions for managing LON-CAPA user accounts
 #
-# $Id: lonuserutils.pm,v 1.218 2023/11/03 01:12:15 raeburn Exp $
+# $Id: lonuserutils.pm,v 1.219 2023/11/04 00:06:00 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -2632,7 +2632,10 @@ sub get_cols_array {
             push(@cols,'photo');
         }
         if ($context eq 'domain') {
-            push (@cols,('authorusage','authorquota','extent'));
+            push(@cols,('authorusage','authorquota','extent'));
+        }
+        if ($context eq 'author') {
+            push(@cols,'manager');
         }
     }
     return @cols;
@@ -2673,6 +2676,11 @@ sub column_checkboxes {
             } elsif ($env{'form.roletype'} eq 'domain') {
                 $disabledchk{'extent'} = 1; 
             }
+        } elsif ($context eq 'author') {
+            if (($env{'form.Status'} eq 'Expired') ||
+                ($env{'form.showrole'} eq 'aa')) {
+                $disabledchk{'manager'} = 1;
+            }
         }
     }
     my $numposs = scalar(@cols);
@@ -2764,6 +2772,7 @@ sub get_column_names {
         'ca'         => "check all",
         'ua'         => "uncheck all",
         'clicker'    => "clicker-ID",
+        'manager'    => "co-author manager",
     );
     if ($context eq 'domain' && $env{'form.roletype'} eq 'course') {
         $lt{'extent'} = &mt('course(s): description, section(s), status');
@@ -3048,6 +3057,7 @@ sub make_keylist_array {
     $index->{'instsec'} = &Apache::loncoursedata::CL_INSTSEC();
     $index->{'authorquota'} = &Apache::loncoursedata::CL_AUTHORQUOTA();
     $index->{'authorusage'} = &Apache::loncoursedata::CL_AUTHORUSAGE();
+    $index->{'manager'} = &Apache::loncoursedata::CL_CAMANAGER();
     foreach my $key (keys(%{$index})) {
         $keylist->[$index->{$key}] = $key;
     }
@@ -3122,6 +3132,9 @@ sub show_users_list {
             (($env{'form.showrole'} eq 'Any') || ($env{'form.showrole'} eq 'au'))) {
             push(@sortable,('authorusage','authorquota'));
         }
+        if ($context eq 'author') {
+            push(@sortable,'manager');
+        }
     }
     if ($mode eq 'pickauthor') {
         @sortable = ('username','fullname','email','status');
@@ -3439,6 +3452,7 @@ END
     foreach my $idx (@$keylist) {
         $index{$idx} = $i++;
     }
+    my $now = time;
     my $usercount = 0;
     my ($secfilter,$grpfilter);
     if ($context eq 'course') {
@@ -3456,10 +3470,12 @@ END
                                                 Future  => 'Future',
                                                 Expired => 'Expired',
                                                );
-    # If this is for a single course get last course "log-in".
-    my %crslogins;
+    my (%crslogins,%camanagers);
     if ($context eq 'course') {
+        # If this is for a single course get last course "log-in".
         %crslogins=&Apache::lonnet::dump('nohist_crslastlogin',$cdom,$cnum);
+    } elsif ($context eq 'author') {
+        map { $camanagers{$_.':ca'} = 1; } split(/,/,$env{'environment.authormanagers'});
     }
     # Get groups, role, permanent e-mail so we can sort on them if
     # necessary.
@@ -3559,6 +3575,16 @@ END
                 }
             }
         }
+        if ($context eq 'author') {
+            if (($camanagers{$user}) &&
+                ((!defined($userlist->{$user}->[$index{'end'}])) ||
+                 ($userlist->{$user}->[$index{'end'}] == 0) ||
+                 ($userlist->{$user}->[$index{'end'}] > $now))) {
+                $userlist->{$user}->[$index{'manager'}] = &mt('Yes');
+            } else {
+                $userlist->{$user}->[$index{'manager'}] = &mt('No');
+            }
+        }
         my %emails   = &Apache::loncommon::getemails($uname,$udom);
         if ($emails{'permanentemail'} =~ /\S/) {
             $userlist->{$user}->[$index{'email'}] = $emails{'permanentemail'};