Remove heading & add null coalesce

Author: owenherbert-catalyst

attendees.php

@@ -293,7 +293,7 @@
 
             // Show username.
             if ($showusername) {
-                $user = isset($users[$attendee->id]) ? $users[$attendee->id] : null;
+                $user = $users[$attendee->id] ?? null;
                 $username = $user ? $user->username : '';
                 $data[] = format_string($username);
             }

lang/en/facetoface.php

@@ -115,7 +115,6 @@
 $string['customfieldnewshortname'] = 'Custom field new shortname';
 $string['customfieldoriginalshortname'] = 'Custom field original shortname';
 $string['customfieldsheading'] = 'Custom Session Fields';
-$string['customtablefieldsheading'] = 'Custom Table Fields';
 $string['date'] = 'Date';
 $string['dateadd'] = 'Add a new date';
 $string['datebooked'] = 'Date booked';

settings.php

@@ -101,6 +101,13 @@
     0
 ));
 
+$settings->add(new admin_setting_configcheckbox(
+    'facetoface/attendeesshowusernames',
+    get_string('setting:attendeesshowusernames_caption', 'mod_facetoface'),
+    get_string('setting:attendeesshowusernames', 'mod_facetoface'),
+    0
+));
+
 $settings->add(new admin_setting_heading(
     'facetoface/manageremail_header',
     get_string('manageremailheading', 'facetoface'),
@@ -177,21 +184,6 @@
     ]
 ));
 
-// Custom table fields.
-
-$settings->add(new admin_setting_heading(
-    'facetoface_customtablefields_header',
-    get_string('customtablefieldsheading', 'facetoface'),
-    ''
-));
-
-$settings->add(new admin_setting_configcheckbox(
-    'facetoface/attendeesshowusernames',
-    get_string('setting:attendeesshowusernames_caption', 'mod_facetoface'),
-    get_string('setting:attendeesshowusernames', 'mod_facetoface'),
-    0
-));
-
 // List of user profile fields to optionally be included in attendees export.
 
 $settings->add(new admin_setting_heading(