bw_block_func() – Return the block function to invoke for the shortcode and active level of Artisteer
bw_field_registered_for_object_type() – Returns true if the field name is registered for the object type
bw_find_post() – Find a post in an array of post using the specified $matchfunc This routine will not find the $given post
bw_format_custom_column() – format a custom column on the admin page IF the column is defined in bw_fields