WooCommerce Single Page Layout - change it with just add_action()

change-single-page-layout.php

<?php
/*
Plugin Name: Change Single Product Layout
Plugin URI: http://www.damiencarbery.com
Description: Change layout of Single Product page by changing add_action() order.
Author: Damien Carbery
Version: 0.1
*/

add_action( 'woocommerce_before_single_product', 'cspl_change_single_product_layout' );
function cspl_change_single_product_layout() {
    // Disable the hooks so that their order can be changed.
    remove_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_title', 5 );
    remove_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_rating', 10 );
    remove_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_price', 10 );
    remove_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_excerpt', 20 );
    remove_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_add_to_cart', 30 );
    remove_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_meta', 40 );
    remove_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_sharing', 50 );

    // Put the price first.
    add_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_price', 5 );
    // Include the category/tags info.
    add_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_meta', 10 );
    // Then the product short description.
    add_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_excerpt', 40 );
    // Move the title to near the end.
    add_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_title', 50 );
    // And finally include the 'Add to cart' section.
    add_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_add_to_cart', 60 );
}