Changeset 34377

Timestamp:

09/22/2015 04:30:11 AM (9 years ago)

Author:

wonderboymusic

Message:

Sanitization: when falling back to (wait for it...) $fallback in sanitize_html_class(), sanitize it as well.

Props MikeHansenMe, wonderboymusic.
Fixes #30967.

File:

• trunk/src/wp-includes/formatting.php (modified) (1 diff)

trunk/src/wp-includes/formatting.php

@@ -1601 +1601 @@
     $sanitized = preg_replace( '/[^A-Za-z0-9_-]/', '', $sanitized );
 
-    if ( '' == $sanitized )
-        $sanitized = $fallback;
-
+    if ( '' == $sanitized && $fallback ) {
+        return sanitize_html_class( $fallback );
+    }
     /**
      * Filter a sanitized HTML class string.