va_get_post_attachments( $post_id,  $how_many = -1,  $type = VA_ATTACHMENT_GALLERY,  $fields = '' )

Returns thumbnail for the listing in wp-admin.

Queries the database for attachments from custom fields or gallery Uses the meta key ‘_va_attachment_type’ to filter the available attachment types: gallery | file

Displays the files list for a listing/event/post_type

Processes items.