--- loncom/interface/domainprefs.pm	2013/08/08 00:53:32	1.202
+++ loncom/interface/domainprefs.pm	2013/09/29 00:49:28	1.209
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Handler to set domain-wide configuration settings
 #
-# $Id: domainprefs.pm,v 1.202 2013/08/08 00:53:32 raeburn Exp $
+# $Id: domainprefs.pm,v 1.209 2013/09/29 00:49:28 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -416,7 +416,11 @@ sub handler {
     my $confname = $dom.'-domainconfig';
 
     if ($phase eq 'process') {
-        &Apache::lonconfigsettings::make_changes($r,$dom,$phase,$context,\@prefs_order,\%prefs,\%domconfig,$confname,\@roles);
+        if (&Apache::lonconfigsettings::make_changes($r,$dom,$phase,$context,\@prefs_order,
+                                                     \%prefs,\%domconfig,$confname,\@roles) eq 'update') {
+            $r->rflush();
+            &devalidate_remote_domconfs($dom);
+        }
     } elsif ($phase eq 'display') {
         my $js = &recaptcha_js().
                  &credits_js();
@@ -498,21 +502,21 @@ sub handler {
 }
 
 sub process_changes {
-    my ($r,$dom,$confname,$action,$roles,$values) = @_;
+    my ($r,$dom,$confname,$action,$roles,$values,$lastactref) = @_;
     my %domconfig;
     if (ref($values) eq 'HASH') {
         %domconfig = %{$values};
     }
     my $output;
     if ($action eq 'login') {
-        $output = &modify_login($r,$dom,$confname,%domconfig);
+        $output = &modify_login($r,$dom,$confname,$lastactref,%domconfig);
     } elsif ($action eq 'rolecolors') {
         $output = &modify_rolecolors($r,$dom,$confname,$roles,
-                                     %domconfig);
+                                     $lastactref,%domconfig);
     } elsif ($action eq 'quotas') {
         $output = &modify_quotas($dom,$action,%domconfig);
     } elsif ($action eq 'autoenroll') {
-        $output = &modify_autoenroll($dom,%domconfig);
+        $output = &modify_autoenroll($dom,$lastactref,%domconfig);
     } elsif ($action eq 'autoupdate') {
         $output = &modify_autoupdate($dom,%domconfig);
     } elsif ($action eq 'autocreate') {
@@ -524,11 +528,11 @@ sub process_changes {
     } elsif ($action eq 'usermodification') {
         $output = &modify_usermodification($dom,%domconfig);
     } elsif ($action eq 'contacts') {
-        $output = &modify_contacts($dom,%domconfig);
+        $output = &modify_contacts($dom,$lastactref,%domconfig);
     } elsif ($action eq 'defaults') {
-        $output = &modify_defaults($dom,$r);
+        $output = &modify_defaults($dom,$r,%domconfig);
     } elsif ($action eq 'scantron') {
-        $output = &modify_scantron($r,$dom,$confname,%domconfig);
+        $output = &modify_scantron($r,$dom,$confname,$lastactref,%domconfig);
     } elsif ($action eq 'coursecategories') {
         $output = &modify_coursecategories($dom,%domconfig);
     } elsif ($action eq 'serverstatuses') {
@@ -1959,7 +1963,7 @@ sub print_quotas {
 
 sub print_requestmail {
     my ($dom,$action,$settings,$rowtotal) = @_;
-    my ($now,$datatable,%currapp,$rows);
+    my ($now,$datatable,%currapp);
     $now = time;
     if (ref($settings) eq 'HASH') {
         if (ref($settings->{'notify'}) eq 'HASH') {
@@ -2309,7 +2313,7 @@ sub print_contacts {
     my @contacts = ('adminemail','supportemail');
     my (%checked,%to,%otheremails,%bccemails);
     my @mailings = ('errormail','packagesmail','lonstatusmail','helpdeskmail',
-                    'requestsmail','updatesmail');
+                    'requestsmail','updatesmail','idconflictsmail');
     foreach my $type (@mailings) {
         $otheremails{$type} = '';
     }
@@ -2346,21 +2350,21 @@ sub print_contacts {
         $checked{'lonstatusmail'}{'adminemail'} = ' checked="checked" '; 
         $checked{'requestsmail'}{'adminemail'} = ' checked="checked" ';
         $checked{'updatesmail'}{'adminemail'} = ' checked="checked" ';
+        $checked{'idconflictsmail'}{'adminemail'} = ' checked="checked" ';
     }
     my ($titles,$short_titles) = &contact_titles();
     my $rownum = 0;
     my $css_class;
     foreach my $item (@contacts) {
-        $rownum ++;
         $css_class = $rownum%2?' class="LC_odd_row"':'';
         $datatable .= '<tr'.$css_class.'>'. 
                   '<td><span class="LC_nobreak">'.$titles->{$item}.
                   '</span></td><td class="LC_right_item">'.
                   '<input type="text" name="'.$item.'" value="'.
                   $to{$item}.'" /></td></tr>';
+        $rownum ++;
     }
     foreach my $type (@mailings) {
-        $rownum ++;
         $css_class = $rownum%2?' class="LC_odd_row"':'';
         $datatable .= '<tr'.$css_class.'>'.
                       '<td><span class="LC_nobreak">'.
@@ -2383,7 +2387,21 @@ sub print_contacts {
                           'value="'.$bccemails{$type}.'"  />';
         }
         $datatable .= '</td></tr>'."\n";
+        $rownum ++;
     }
+    my %choices;
+    $choices{'reporterrors'} = &mt('E-mail error reports to [_1]',
+                                   &Apache::loncommon::modal_link('http://loncapa.org/core.html',
+                                   &mt('LON-CAPA core group - MSU'),600,500));
+    $choices{'reportupdates'} = &mt('E-mail record of completed LON-CAPA updates to [_1]',
+                                    &Apache::loncommon::modal_link('http://loncapa.org/core.html',
+                                    &mt('LON-CAPA core group - MSU'),600,500));
+    my @toggles = ('reporterrors','reportupdates');
+    my %defaultchecked = ('reporterrors'  => 'on',
+                          'reportupdates' => 'on');
+    (my $reports,$rownum) = &radiobutton_prefs($settings,\@toggles,\%defaultchecked,
+                                               \%choices,$rownum);
+    $datatable .= $reports;
     $$rowtotal += $rownum;
     return $datatable;
 }
@@ -2979,7 +2997,7 @@ sub print_loadbalancing {
     }
     my ($othertitle,$usertypes,$types) =
         &Apache::loncommon::sorted_inst_types($dom);
-    my $rownum = 6;
+    my $rownum = 8;
     if (ref($types) eq 'ARRAY') {
         $rownum += scalar(@{$types});
     }
@@ -3158,7 +3176,7 @@ sub loadbalancing_rules {
             if (ref($currrules) eq 'HASH') {
                 $current = $currrules->{$type};
             }
-            if (($type eq '_LC_external') || ($type eq '_LC_internetdom')) {
+            if (($type eq '_LC_external') || ($type eq '_LC_internetdom') || ($type eq '_LC_ipchange')) {
                 if ($dom ne &Apache::lonnet::host_domain($lonhost)) {
                     $current = '';
                 }
@@ -3179,8 +3197,10 @@ sub loadbalancing_titles {
            '_LC_author'      => &mt('Users from [_1] with author role',$dom),
            '_LC_internetdom' => &mt('Users not from [_1], but from [_2]',$dom,$intdom),
            '_LC_external'    => &mt('Users not from [_1]',$intdom),
+           '_LC_ipchangesso' => &mt('SSO users from [_1], with IP mismatch',$dom),
+           '_LC_ipchange'    => &mt('Non-SSO users with IP mismatch'),
                      );
-    my @alltypes = ('_LC_adv','_LC_author','_LC_internetdom','_LC_external');
+    my @alltypes = ('_LC_adv','_LC_author','_LC_internetdom','_LC_external','_LC_ipchangesso','_LC_ipchange');
     if (ref($types) eq 'ARRAY') {
         unshift(@alltypes,@{$types},'default');
     }
@@ -3205,16 +3225,21 @@ sub loadbalancing_titles {
 sub loadbalance_rule_row {
     my ($type,$title,$current,$servers,$currbalancer,$lonhost,$dom,
         $targets_div_style,$homedom_div_style,$css_class,$balnum,$num,$islast) = @_;
-    my @rulenames = ('default','homeserver');
+    my @rulenames;
     my %ruletitles = &offloadtype_text();
-    if ($type eq '_LC_external') {
-        push(@rulenames,'externalbalancer');
+    if (($type eq '_LC_ipchangesso') || ($type eq '_LC_ipchange')) {
+        @rulenames = ('balancer','offloadedto');
     } else {
-        push(@rulenames,'specific');
+        @rulenames = ('default','homeserver');
+        if ($type eq '_LC_external') {
+            push(@rulenames,'externalbalancer');
+        } else {
+            push(@rulenames,'specific');
+        }
+        push(@rulenames,'none');
     }
-    push(@rulenames,'none');
     my $style = $targets_div_style;
-    if (($type eq '_LC_external') || ($type eq '_LC_internetdom')) {
+    if (($type eq '_LC_external') || ($type eq '_LC_internetdom') || ($type eq '_LC_ipchange')) {
         $style = $homedom_div_style;
     }
     my $space;
@@ -3279,6 +3304,8 @@ sub offloadtype_text {
            'externalbalancer' => "Offloads to Load Balancer in user's domain",
            'specific'         => 'Offloads to specific server',
            'none'             => 'No offload',
+           'balancer'         => 'Session hosted on Load Balancer, after re-authentication',
+           'offloadedto'      => 'Session hosted on offload server, after re-authentication',
     );
     return %ruletitles;
 }
@@ -3301,6 +3328,7 @@ sub contact_titles {
                    'lonstatusmail' => 'E-mail from nightly status check (warnings/errors)',
                    'requestsmail' => 'E-mail from course requests requiring approval',
                    'updatesmail'  => 'E-mail from nightly check of LON-CAPA module integrity/updates',
+                   'idconflictsmail' => 'E-mail from bi-nightly check for multiple users sharing same student/employee ID',
                  );
     my %short_titles = &Apache::lonlocal::texthash (
                            adminemail   => 'Admin E-mail address',
@@ -4422,7 +4450,7 @@ sub build_category_rows {
             if (ref($cats->[$depth]{$parent}) eq 'ARRAY') {
                 my $numchildren = @{$cats->[$depth]{$parent}};
                 my $css_class = $itemcount%2?' class="LC_odd_row"':'';
-                $text .= '<td><table class="LC_datatable">';
+                $text .= '<td><table class="LC_data_table">';
                 my ($idxnum,$parent_name,$parent_item);
                 my $higher = $depth - 1;
                 if ($higher == 0) {
@@ -4714,7 +4742,7 @@ sub usertype_update_row {
 }
 
 sub modify_login {
-    my ($r,$dom,$confname,%domconfig) = @_;
+    my ($r,$dom,$confname,$lastactref,%domconfig) = @_;
     my ($resulttext,$errors,$colchgtext,%changes,%colchanges,%newfile,%newurl,
         %curr_loginvia,%loginhash,@currlangs,@newlangs,$addedfile,%title,@offon);
     %title = ( coursecatalog => 'Display course catalog',
@@ -4952,6 +4980,7 @@ sub modify_login {
         }
         if (keys(%changes) > 0 || $colchgtext) {
             &Apache::loncommon::devalidate_domconfig_cache($dom);
+            $$lastactref = 'update';
             $resulttext = &mt('Changes made:').'<ul>';
             foreach my $item (sort(keys(%changes))) {
                 if ($item eq 'loginvia') {
@@ -5084,7 +5113,7 @@ sub color_font_choices {
 }
 
 sub modify_rolecolors {
-    my ($r,$dom,$confname,$roles,%domconfig) = @_;
+    my ($r,$dom,$confname,$roles,$lastactref,%domconfig) = @_;
     my ($resulttext,%rolehash);
     $rolehash{'rolecolors'} = {};
     if (ref($domconfig{'rolecolors'}) ne 'HASH') {
@@ -5099,6 +5128,7 @@ sub modify_rolecolors {
     if ($putresult eq 'ok') {
         if (keys(%changes) > 0) {
             &Apache::loncommon::devalidate_domconfig_cache($dom);
+            $$lastactref = 'update';
             $resulttext = &display_colorchgs($dom,\%changes,$roles,
                                              $rolehash{'rolecolors'});
         } else {
@@ -5530,7 +5560,7 @@ sub publishlogo {
     if ($file=~/\.(\w+)$/ &&
         (&Apache::loncommon::fileembstyle($1) eq 'hdn')) {
         $output = 
-            &mt('Invalid file extension ([_1]) - reserved for LONCAPA use.',$1); 
+            &mt('Invalid file extension ([_1]) - reserved for internal use.',$1); 
     } elsif ($file=~/\.(\w+)$/ &&
         !defined(&Apache::loncommon::fileembstyle($1))) {
         $output = &mt('Unrecognized file extension ([_1]) - rename the file with a proper extension and re-upload.',$1);
@@ -6143,7 +6173,7 @@ sub modify_quotas {
 }
 
 sub modify_autoenroll {
-    my ($dom,%domconfig) = @_;
+    my ($dom,$lastactref,%domconfig) = @_;
     my ($resulttext,%changes);
     my %currautoenroll;
     if (ref($domconfig{'autoenroll'}) eq 'HASH') {
@@ -6211,6 +6241,7 @@ sub modify_autoenroll {
             if ($changes{'coowners'}) {
                 $resulttext .= '<li>'.&mt("$title{'coowners'} set to $offon[$env{'form.autoassign_coowners'}]").'</li>';
                 &Apache::loncommon::devalidate_domconfig_cache($dom);
+                $$lastactref = 'update';
             }
             $resulttext .= '</ul>';
         } else {
@@ -6662,7 +6693,7 @@ sub modify_directorysrch {
 }
 
 sub modify_contacts {
-    my ($dom,%domconfig) = @_;
+    my ($dom,$lastactref,%domconfig) = @_;
     my ($resulttext,%currsetting,%newsetting,%changes,%contacts_hash);
     if (ref($domconfig{'contacts'}) eq 'HASH') {
         foreach my $key (keys(%{$domconfig{'contacts'}})) {
@@ -6672,7 +6703,8 @@ sub modify_contacts {
     my (%others,%to,%bcc);
     my @contacts = ('supportemail','adminemail');
     my @mailings = ('errormail','packagesmail','helpdeskmail','lonstatusmail',
-                    'requestsmail','updatesmail');
+                    'requestsmail','updatesmail','idconflictsmail');
+    my @toggles = ('reporterrors','reportupdates');
     foreach my $type (@mailings) {
         @{$newsetting{$type}} = 
             &Apache::loncommon::get_env_multiple('form.'.$type);
@@ -6694,6 +6726,11 @@ sub modify_contacts {
         $to{$item} = $env{'form.'.$item};
         $contacts_hash{'contacts'}{$item} = $to{$item};
     }
+    foreach my $item (@toggles) {
+        if ($env{'form.'.$item} =~ /^(0|1)$/) {
+            $contacts_hash{'contacts'}{$item} = $env{'form.'.$item};
+        }
+    }
     if (keys(%currsetting) > 0) {
         foreach my $item (@contacts) {
             if ($to{$item} ne $currsetting{$item}) {
@@ -6732,7 +6769,7 @@ sub modify_contacts {
         foreach my $item (@contacts) {
            if ($to{$item} ne $default{$item}) {
               $changes{$item} = 1;
-           } 
+           }
         }
         foreach my $type (@mailings) {
             if ((@{$newsetting{$type}} != 1) || ($newsetting{$type}[0] ne $default{$type})) {
@@ -6749,10 +6786,20 @@ sub modify_contacts {
             }
         }
     }
+    foreach my $item (@toggles) {
+        if (($env{'form.'.$item} == 1) && ($currsetting{$item} == 0)) {
+            $changes{$item} = 1;
+        } elsif ((!$env{'form.'.$item}) &&
+                 (($currsetting{$item} eq '') || ($currsetting{$item} == 1))) {
+            $changes{$item} = 1;
+        }
+    }
     my $putresult = &Apache::lonnet::put_dom('configuration',\%contacts_hash,
                                              $dom);
     if ($putresult eq 'ok') {
         if (keys(%changes) > 0) {
+            &Apache::loncommon::devalidate_domconfig_cache($dom);
+            $$lastactref = 'update';
             my ($titles,$short_titles)  = &contact_titles();
             $resulttext = &mt('Changes made:').'<ul>';
             foreach my $item (@contacts) {
@@ -6783,6 +6830,23 @@ sub modify_contacts {
                     $resulttext .= '</li>';
                 }
             }
+            my @offon = ('off','on');
+            if ($changes{'reporterrors'}) {
+                $resulttext .= '<li>'.
+                               &mt('E-mail error reports to [_1] set to "'.
+                                   $offon[$env{'form.reporterrors'}].'".',
+                                   &Apache::loncommon::modal_link('http://loncapa.org/core.html',
+                                       &mt('LON-CAPA core group - MSU'),600,500)).
+                               '</li>';
+            }
+            if ($changes{'reportupdates'}) {
+                $resulttext .= '<li>'.
+                                &mt('E-mail record of completed LON-CAPA updates to [_1] set to "'.
+                                    $offon[$env{'form.reportupdates'}].'".',
+                                    &Apache::loncommon::modal_link('http://loncapa.org/core.html',
+                                        &mt('LON-CAPA core group - MSU'),600,500)).
+                                '</li>';
+            }
             $resulttext .= '</ul>';
         } else {
             $resulttext = &mt('No changes made to contact information');
@@ -7377,7 +7441,7 @@ sub modify_usermodification {
 }
 
 sub modify_defaults {
-    my ($dom,$r) = @_;
+    my ($dom,$r,%domconfig) = @_;
     my ($resulttext,$mailmsgtxt,%newvalues,%changes,@errors);
     my %domdefaults = &Apache::lonnet::get_domain_defaults($dom);
     my @items = ('auth_def','auth_arg_def','lang_def','timezone_def','datelocale_def','portal_def');
@@ -7463,8 +7527,17 @@ sub modify_defaults {
             my $cachetime = 24*60*60;
             &Apache::lonnet::do_cache_new('domdefaults',$dom,\%domdefaults,$cachetime);
             if ($changes{'auth_def'} || $changes{'auth_arg_def'} || $changes{'lang_def'} || $changes{'datelocale_def'}) {
-                my $sysmail = $r->dir_config('lonSysEMail');
-                &Apache::lonmsg::sendemail($sysmail,"LON-CAPA Domain Settings Change - $dom",$mailmsgtext);
+                my $notify = 1;
+                if (ref($domconfig{'contacts'}) eq 'HASH') {
+                    if ($domconfig{'contacts'}{'reportupdates'} == 0) {
+                        $notify = 0;
+                    }
+                }
+                if ($notify) {
+                    &Apache::lonmsg::sendemail('installrecord@loncapa.org',
+                                               "LON-CAPA Domain Settings Change - $dom",
+                                               $mailmsgtext);
+                }
             }
         } else {
             $resulttext = &mt('No changes made to default authentication/language/timezone settings');
@@ -7484,7 +7557,7 @@ sub modify_defaults {
 }
 
 sub modify_scantron {
-    my ($r,$dom,$confname,%domconfig) = @_;
+    my ($r,$dom,$confname,$lastactref,%domconfig) = @_;
     my ($resulttext,%confhash,%changes,$errors);
     my $custom = 'custom.tab';
     my $default = 'default.tab';
@@ -7545,6 +7618,7 @@ sub modify_scantron {
                 }
                 $resulttext .= '</ul>';
                 &Apache::loncommon::devalidate_domconfig_cache($dom);
+                $$lastactref = 'update';
             } else {
                 $resulttext = &mt('No changes made to bubblesheet format file');
             }
@@ -8009,7 +8083,7 @@ sub modify_coursedefaults {
         }
         foreach my $item (@numbers) {
             my ($currdef,$newdef);
-            my $newdef = $env{'form.'.$item};
+            $newdef = $env{'form.'.$item};
             if ($item eq 'anonsurvey_threshold') {
                 $currdef = $domconfig{'coursedefaults'}{$item};
                 $newdef =~ s/\D//g;
@@ -8571,7 +8645,8 @@ sub modify_loadbalancing {
                                         my $balancetext;
                                         if ($rule eq '') {
                                             $balancetext =  $ruletitles{'default'};
-                                        } elsif (($rule eq 'homeserver') || ($rule eq 'externalbalancer')) {
+                                        } elsif (($rule eq 'homeserver') || ($rule eq 'externalbalancer') ||
+                                                 ($rule eq 'balancer') || ($rule eq 'offloadedto')) {
                                             $balancetext =  $ruletitles{$rule};
                                         } else {
                                             $balancetext = &mt('offload to [_1]',$defaultshash{'loadbalancing'}{$balancer}{'rules'}{$type});
@@ -9304,4 +9379,20 @@ sub captcha_phrases {
     );
 }
 
+sub devalidate_remote_domconfs {
+    my ($dom) = @_;
+    my $primary_id = &Apache::lonnet::domain($dom,'primary');
+    my $intdom = &Apache::lonnet::internet_dom($primary_id);
+    my %servers = &Apache::lonnet::internet_dom_servers($dom);
+    my %thismachine;
+    map { $thismachine{$_} = 1; } &Apache::lonnet::current_machine_ids();
+    if (keys(%servers) > 1) {
+        foreach my $server (keys(%servers)) {
+            next if ($thismachine{$server});
+            &Apache::lonnet::remote_devalidate_cache($server,'domainconfig',$dom);
+        }
+    }
+    return;
+}
+
 1;