Disable Feeds for WordPress site

wp-disable-feeds.php

<?php 
/**
 * Disable feeds
 *
 * @return string die
 */
function ja_disable_feed() {
    wp_die( 'No feed available, please visit our <a href="'. get_bloginfo('url') .'">homepage</a>!' );
}

add_action( 'do_feed',      'fb_disable_feed', 1 );
add_action( 'do_feed_rdf',  'fb_disable_feed', 1 );
add_action( 'do_feed_rss',  'fb_disable_feed', 1 );
add_action( 'do_feed_rss2', 'fb_disable_feed', 1 );
add_action( 'do_feed_atom', 'fb_disable_feed', 1 );