--- loncom/interface/domainprefs.pm	2019/01/31 17:44:07	1.348
+++ loncom/interface/domainprefs.pm	2019/04/01 17:24:45	1.351
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Handler to set domain-wide configuration settings
 #
-# $Id: domainprefs.pm,v 1.348 2019/01/31 17:44:07 raeburn Exp $
+# $Id: domainprefs.pm,v 1.351 2019/04/01 17:24:45 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -2876,7 +2876,7 @@ function toggleLTI(form,setting,item) {
             radioname = 'lti_mapcrs_'+item;
             divid = 'lti_crsfield_'+item;
         } else {
-            radioname = 'lti_passbackformat_'+item;
+            radioname = 'lti_passback_'+item;
             divid =  'lti_passback_'+item;
         }
         var num = form.elements[radioname].length;
@@ -3383,7 +3383,7 @@ sub print_contacts {
         }
     } elsif ($position eq 'middle') {
         @mailings = ('errormail','packagesmail','lonstatusmail','requestsmail',
-                     'updatesmail','idconflictsmail');
+                     'updatesmail','idconflictsmail','hostipmail');
         foreach my $type (@mailings) {
             $otheremails{$type} = '';
         }
@@ -3466,6 +3466,7 @@ sub print_contacts {
             $checked{'requestsmail'}{'adminemail'} = ' checked="checked" ';
             $checked{'updatesmail'}{'adminemail'} = ' checked="checked" ';
             $checked{'idconflictsmail'}{'adminemail'} = ' checked="checked" ';
+            $checked{'hostipmail'}{'adminemail'} = ' checked="checked" ';
         } elsif ($position eq 'bottom') {
             $checked{'helpdeskmail'}{'supportemail'} = ' checked="checked" ';
             $checked{'otherdomsmail'}{'supportemail'} = ' checked="checked" ';
@@ -5272,7 +5273,6 @@ sub print_coursedefaults {
         mysqltables          => 'Lifetime (s) of "Temporary" MySQL tables (student performance data) on homeserver',
     );
     my %staticdefaults = (
-                           texengine            => 'MathJax',
                            anonsurvey_threshold => 10,
                            uploadquota          => 500,
                            postsubmit           => 60,
@@ -5286,7 +5286,7 @@ sub print_coursedefaults {
                             'canclone'        => 'none',
                           );
         @toggles = ('canuse_pdfforms','uselcmath','usejsme');
-        my $deftex = $staticdefaults{'texengine'};
+        my $deftex = $Apache::lonnet::deftex;
         if (ref($settings) eq 'HASH') {
             if ($settings->{'texengine'}) {
                 if ($settings->{'texengine'} =~ /^(MathJax|mimetex|tth)$/) {
@@ -6786,6 +6786,7 @@ sub contact_titles {
                    'requestsmail'    => 'E-mail from course requests requiring approval',
                    'updatesmail'     => 'E-mail from nightly check of LON-CAPA module integrity/updates',
                    'idconflictsmail' => 'E-mail from bi-nightly check for multiple users sharing same student/employee ID',
+                   'hostipmail'      => 'E-mail from nightly check of hostname/IP network changes',
                    'errorthreshold'  => 'Error/warning threshold for status e-mail',
                    'errorsysmail'    => 'Error threshold for e-mail to core group',
                    'errorweights'    => 'Weights used to compute error count',
@@ -13036,7 +13037,7 @@ sub modify_contacts {
     my (%others,%to,%bcc,%includestr,%includeloc);
     my @contacts = ('supportemail','adminemail');
     my @mailings = ('errormail','packagesmail','helpdeskmail','otherdomsmail',
-                    'lonstatusmail','requestsmail','updatesmail','idconflictsmail');
+                    'lonstatusmail','requestsmail','updatesmail','idconflictsmail','hostipmail');
     my @toggles = ('reporterrors','reportupdates','reportstatus');
     my @lonstatus = ('threshold','sysmail','weights','excluded');
     my ($fields,$fieldtitles,$fieldoptions,$possoptions) = &helpform_fields();
@@ -13325,6 +13326,7 @@ sub modify_contacts {
         $default{'lonstatusmail'} = 'adminemail';
         $default{'requestsmail'} = 'adminemail';
         $default{'updatesmail'} = 'adminemail';
+        $default{'hostipmail'} = 'adminemail';
         foreach my $item (@contacts) {
            if ($to{$item} ne $default{$item}) {
                $changes{$item} = 1;
@@ -16133,7 +16135,6 @@ sub modify_coursedefaults {
                 $defaultshash{'coursedefaults'}{$setting}{$type} = $newdef;
             }
             if ($currdef ne $newdef) {
-                my $staticdef;
                 if ($item eq 'anonsurvey_threshold') {
                     unless (($currdef eq '') && ($newdef == $staticdefaults{$item})) {
                         $changes{$item} = 1;
@@ -16149,11 +16150,12 @@ sub modify_coursedefaults {
         my $texengine;
         if ($env{'form.texengine'} =~ /^(MathJax|mimetex|tth)$/) {
             $texengine = $env{'form.texengine'};
-            if ($defaultshash{'coursedefaults'}{'texengine'} eq '') {
-                unless ($texengine eq 'MathJax') {
+            my $currdef = $domconfig{'coursedefaults'}{'texengine'};
+            if ($currdef eq '') {
+                unless ($texengine eq $Apache::lonnet::deftex) {
                     $changes{'texengine'} = 1;
                 }
-            } elsif ($defaultshash{'coursedefaults'}{'texengine'} ne $texengine) {
+            } elsif ($currdef ne $texengine) {
                 $changes{'texengine'} = 1;
             }
         }