--- loncom/misc/refresh_courseids_db.pl	2010/03/14 23:17:54	1.1
+++ loncom/misc/refresh_courseids_db.pl	2010/03/15 20:13:14	1.2
@@ -1,7 +1,7 @@
 #!/usr/bin/perl
 # The LearningOnline Network
 #
-# $Id: refresh_courseids_db.pl,v 1.1 2010/03/14 23:17:54 raeburn Exp $
+# $Id: refresh_courseids_db.pl,v 1.2 2010/03/15 20:13:14 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -78,7 +78,9 @@ foreach my $dom (@domains) {
     my @ids=&Apache::lonnet::current_machine_ids();
     my %currhash = &Apache::lonnet::courseiddump($dom,'.',1,'.','.','.',1,\@ids,'.');
     my $dir = $Apache::lonnet::perlvar{lonUsersDir}.'/'.$dom;
-    &recurse_courses($dom,$dir,0,\%courseshash,\%currhash,$fh);
+    my %domdesign = &Apache::loncommon::get_domainconf($dom);
+    my $autoassign = $domdesign{$dom.'.autoassign.co-owners'};
+    &recurse_courses($dom,$dir,0,\%courseshash,\%currhash,$autoassign,$fh);
     foreach my $lonhost (keys(%courseshash)) {
         if (ref($courseshash{$lonhost}) eq 'HASH') {
             if (&Apache::lonnet::courseidput($dom,$courseshash{$lonhost},$lonhost,'notime') eq 'ok') {
@@ -95,7 +97,7 @@ print $fh "==== refresh_courseids.db com
 close($fh);
 
 sub recurse_courses {
-    my ($cdom,$dir,$depth,$courseshash,$currhash,$fh) = @_;
+    my ($cdom,$dir,$depth,$courseshash,$currhash,$autoassign,$fh) = @_;
     next unless (ref($currhash) eq 'HASH');
     if (-d $dir) {
         opendir(DIR,$dir);
@@ -104,7 +106,8 @@ sub recurse_courses {
         $depth ++;
         foreach my $item (@contents) {
             if ($depth < 4) {
-                &recurse_courses($cdom,$dir.'/'.$item,$depth,$courseshash,$currhash,$fh);
+                &recurse_courses($cdom,$dir.'/'.$item,$depth,$courseshash,
+                                 $currhash,$autoassign,$fh);
             } elsif ($item =~ /^$match_courseid$/) {
                 my $cnum = $item;
                 my $cid = $cdom.'_'.$cnum;
@@ -137,8 +140,10 @@ sub recurse_courses {
                 }
                 my $chome = &Apache::lonnet::homeserver($cnum,$cdom);
                 my $owner = $courseinfo{'internal.courseowner'};
+                my (%roleshash,$gotcc);
                 if ($owner eq '') {
-                    my %roleshash = &Apache::lonnet::get_my_roles($cnum,$cdom,undef,undef,['cc'],undef,undef,1);
+                    %roleshash = &Apache::lonnet::get_my_roles($cnum,$cdom,undef,undef,['cc'],undef,undef,1);
+                    $gotcc = 1;
                     if (keys(%roleshash) == 1) {
                         foreach my $key (keys(%roleshash)) {
                             if ($key =~ /^($match_username\:$match_domain)\:cc$/) {
@@ -163,11 +168,10 @@ sub recurse_courses {
                 $inst_code = '' if (!defined($inst_code));
                 $owner = '' if (!defined($owner));
                 if ($created eq '') {
-                    my %currdump = &Apache::lonnet::courseiddump($cdom,'.',1,'.','.',$cnum,undef,undef,'.');
-                    if (ref($currdump{$cid}) eq 'HASH') {
-                        $created = $currdump{$cid}{'created'};
-                        $creator = $currdump{$cid}{'creator'};
-                        $creationcontext = $currdump{$cid}{'context'};
+                    if (ref($currhash->{$cid}) eq 'HASH') {
+                        $created = $currhash->{$cid}{'created'};
+                        $creator = $currhash->{$cid}{'creator'};
+                        $creationcontext = $currhash->{$cid}{'context'};
                         unless ($created eq '') {
                             $changes{'internal.created'} = $created;
                         }
@@ -204,9 +208,6 @@ sub recurse_courses {
                         owner       => $owner,
                         type        => $crstype,
                     };
-                    if ($courseinfo{'internal.co-owners'} ne '') {
-                        $courseshash->{$chome}{$cid}{'co-owners'} = $courseinfo{'internal.co-owners'};
-                    }
                     if ($creator ne '') {
                         $courseshash->{$chome}{$cid}{'creator'} = $creator;
                     }
@@ -216,16 +217,62 @@ sub recurse_courses {
                     if ($creationcontext ne '') {
                         $courseshash->{$chome}{$cid}{'context'} = $creationcontext;
                     }
+                    if (($inst_code ne '') && ($autoassign)) {
+                        unless ($gotcc) {
+                            %roleshash = &Apache::lonnet::get_my_roles($cnum,$cdom,undef,undef,['cc'],undef,undef,1);
+                        }
+                        my @currcoowners;
+                        my @newcoowners;
+                        if ($courseinfo{'internal.co-owners'} ne '') {
+                            @currcoowners = split(',',$courseinfo{'internal.co-owners'});
+                        }
+                        foreach my $key (keys(%roleshash)) {
+                            if ($key =~ /^($match_username\:$match_domain)\:cc$/) {
+                                my $cc = $1;
+                                unless ($cc eq $owner) {
+                                    my ($result,$desc) = &Apache::lonnet::auto_validate_instcode($cnum,$cdom,$inst_code,$cc);
+                                    if ($result eq 'valid') {
+                                        if (@newcoowners > 0) {
+                                            unless (grep(/^\Q$cc\E$/,@newcoowners)) { 
+                                                push(@newcoowners,$cc);
+                                            }
+                                        } else {
+                                            push(@newcoowners,$cc);
+                                        }
+                                    }
+                                }
+                            }
+                        }
+                        my @diffs = &Apache::loncommon::compare_arrays(\@currcoowners,\@newcoowners);
+                        if (@diffs > 0) {
+                            if (@newcoowners > 0) {
+                                $changes{'internal.co-owners'} = join(',',@newcoowners);
+                                $courseshash->{$chome}{$cid}{'co-owners'} = $changes{'internal.co-owners'};
+                            } else {
+                                if ($courseinfo{'internal.co-owners'} ne '') {
+                                    if (&Apache::lonnet::del('environment',['internal.co-owners'],$cdom,$cnum) eq 'ok') {
+                                        print $fh "Former co-owner(s): $courseinfo{'internal.co-owners'} for official course: $inst_code (".$cdom."_".$cnum.") no longer active CCs, co-ownership status deleted.\n";
+                                    }
+                                } else {
+                                    print $fh "Error occurred when updating co-ownership in course's environment.db for ".$cdom."_".$cnum."\n";
+                                }
+                            }
+                        } elsif (@currcoowners > 0) {
+                            $courseshash->{$chome}{$cid}{'co-owners'} = $courseinfo{'internal.co-owners'};
+                        }
+                    } elsif ($courseinfo{'internal.co-owners'} ne '') {
+                        $courseshash->{$chome}{$cid}{'co-owners'} = $courseinfo{'internal.co-owners'};
+                    }
                     if (keys(%changes)) {
-                       if (&Apache::lonnet::put('environment',\%changes,$cdom,$cnum) eq 'ok') {
-                           print $fh "Course's environment.db for ".$cdom."_".$cnum." successfully updated with following entries: ";
-                           foreach my $key (sort(keys(%changes))) {
-                               print $fh "$key => $changes{$key} "; 
-                           }
-                           print $fh "\n";
-                       } else {
-                           print $fh "Error occurred when updating course's environment.db for ".$cdom."_".$cnum."\n";
-                       }
+                        if (&Apache::lonnet::put('environment',\%changes,$cdom,$cnum) eq 'ok') {
+                            print $fh "Course's environment.db for ".$cdom."_".$cnum." successfully updated with following entries: ";
+                            foreach my $key (sort(keys(%changes))) {
+                                print $fh "$key => $changes{$key} ";
+                            }
+                            print $fh "\n";
+                        } else {
+                            print $fh "Error occurred when updating course's environment.db for ".$cdom."_".$cnum."\n";
+                        }
                     }
                 }
             }
@@ -234,3 +281,5 @@ sub recurse_courses {
     return;
 }
 
+
+