Ticket #14130: 14130.patch

wp-includes/media.php

@@ -806 +806 @@
         if ( empty($attachments) )
                 return '';
 
+        // Another chance for plugins/themes to override the default gallery template.
+        $output = apply_filters('post_gallery_output', '', $attr, $attachments);
+        if ( $output != '' )
+                return $output;
+
         if ( is_feed() ) {
                 $output = "\n";
                 foreach ( $attachments as $att_id => $attachment )