woocommerce_order_get_downloadable_items │ filter-hook │ WC 1.0

Usage

add_filter( 'woocommerce_order_get_downloadable_items', 'wp_kama_woocommerce_order_get_downloadable_items_filter', 10, 2 );

/**
 * Function for `woocommerce_order_get_downloadable_items` filter-hook.
 * 
 * @param  $downloads 
 * @param  $that      
 *
 * @return 
 */
function wp_kama_woocommerce_order_get_downloadable_items_filter( $downloads, $that ){

	// filter...
	return $downloads;
}

$downloads

-

$that

-

Where the hook is called

return apply_filters( 'woocommerce_order_get_downloadable_items', $downloads, $this );

Where the hook is used in WooCommerce