Dynamic Login for WooCommerce

<?php
/*
Plugin Name: Dynamic WooCommerce Login
Description: This plugin enables a dynamic WooCommerce login feature. If the user is not logged in upon checkout, they are prompted to login or to register an account on the my-account page beforhand. If they have products in their cart they will be redirected to the checkout-page. If not, they will be redirected to the homepage.
Plugin URI: http://rocapress.com
Author: RocaPress
Author URI: http://rocapress.com
Version: 1.0
License: GPL2
*/

add_action( 'template_redirect', 'dlw_non_logged_in_users' );
function dlw_non_logged_in_users() {
if ( is_checkout() && ! is_user_logged_in() ) {
        wp_redirect( site_url() . '/my-account', 301 ); 
        exit;
    }
}

add_filter('woocommerce_login_redirect', 'dlw_login_redirect');
function dlw_login_redirect( $redirect_to ) {
	global $woocommerce;
	if ( WC()->cart->get_cart_contents_count() == 0 ) {
	    $redirect_to = home_url();
	} else {
		$redirect_to = $woocommerce->cart->get_checkout_url();
	}
     return $redirect_to;
}

add_filter('woocommerce_registration_redirect', 'dlw_wc_registration_redirect');
function dlw_wc_registration_redirect( $redirect_to ) {
	global $woocommerce;
	if ( WC()->cart->get_cart_contents_count() == 0 ) {
	    $redirect_to = home_url();
	} else {
		$redirect_to = $woocommerce->cart->get_checkout_url();
	}
     return $redirect_to;
}

add_action('wp_logout',create_function('','wp_redirect(home_url());exit();'));

/* To make it work, simply make sure that [woocommerce_my_account] is added to your my-account page and that registration also is enabled on the "My Account" page in the WooCommerce settings. */