Ticket #11423: 11423.refresh.diff

wp-includes/general-template.php

@@ -554 +554 @@
                 $title = $title->display_name;
         }
         if ( !empty($author_name) ) {
-                // We do a direct query here because we don't cache by nicename.
-                $title = $wpdb->get_var($wpdb->prepare("SELECT display_name FROM $wpdb->users WHERE user_nicename = %s", $author_name));
+                if ( ( $user_id = wp_cache_get($author_name, 'userslugs') ) && ( $user = wp_cache_get($user_id, 'users') ) ) 
+                        $title = $user->display_name; 
+                else 
+                        $title = $wpdb->get_var($wpdb->prepare("SELECT display_name FROM $wpdb->users WHERE user_nicename = %s", $author_name)); 
         }
 
         // If there's a month