Ticket #7097: theme_editor.diff

wp-admin/includes/file.php

@@ -36 +36 @@
         if ('index.php' == $file || '.htaccess' == $file ) {
                 $real_file = get_home_path() . $file;
         } else {
-                $real_file = ABSPATH . $file;
+                $real_file = WP_CONTENT_DIR . $file;
         }
 
         return $real_file;