jaredatch/Custom-Metaboxes-and-Fields-for-WordPress — Issue #65: show_on post format?
Author: alrobeler
Created: 2011-12-24 15:48:01+00:00
State: open

'show_on' => array( 'key' => 'id', 'post_format' => 'gallery' ), // specific post ids to display this metabox ???
or something similar?
thanks