Média post status

// Register Custom Status
function mediatheque_status() {

	$args = array(
		'label'                     => _x( 'Disponible', 'Status General Name', 'bjkntlse' ),
		'label_count'               => _n_noop( 'Disponible (%s)',  'Disponibles (%s)', 'bjkntlse' ), 
		'public'                    => true,
		'show_in_admin_all_list'    => true,
		'show_in_admin_status_list' => true,
		'exclude_from_search'       => false,
	);
	register_post_status( 'available', $args );

}
add_action( 'init', 'mediatheque_status', 0 );