Ticket #23800: 23800.diff

wp-includes/formatting.php

@@ -3289 +3289 @@
                         if ( ! get_role( $value ) && get_role( 'subscriber' ) )
                                 $value = 'subscriber';
                         break;
+
+                case 'moderation_keys':
+                case 'blacklist_keys':
+                        $value = explode( "\n", $value );
+                        $value = array_filter( array_map( 'trim', $value ) );
+                        $value = array_unique( $value );
+                        $value = implode( "\n", $value );
+                        break;
         }
 
         /**