Remove Wordpress Comments

comments-remove.php

<?php
// Disable support for comments and trackbacks in post types
function disable_comments_post_types_support() {
	$post_types = get_post_types();
	foreach ($post_types as $post_type) {
		if(post_type_supports($post_type, 'comments')) {
			remove_post_type_support($post_type, 'comments');
			remove_post_type_support($post_type, 'trackbacks');
		}
	}
}
add_action('admin_init', 'disable_comments_post_types_support');
// Close comments on the front-end
function disable_comments_status() {
	return false;
}
add_filter('comments_open', 'disable_comments_status', 20, 2);
add_filter('pings_open', 'disable_comments_status', 20, 2);
// Hide existing comments
function disable_comments_hide_existing_comments($comments) {
	$comments = array();
	return $comments;
}
add_filter('comments_array', 'disable_comments_hide_existing_comments', 10, 2);
// Remove comments page in menu
function disable_comments_admin_menu() {
	remove_menu_page('edit-comments.php');
}
add_action('admin_menu', 'disable_comments_admin_menu');
// Redirect any user trying to access comments page
function disable_comments_admin_menu_redirect() {
	global $pagenow;
	if ($pagenow === 'edit-comments.php') {
		wp_redirect(admin_url()); exit;
	}
}
add_action('admin_init', 'disable_comments_admin_menu_redirect');
// Remove comments metabox from dashboard
function disable_comments_dashboard() {
	remove_meta_box('dashboard_recent_comments', 'dashboard', 'normal');
}
add_action('admin_init', 'disable_comments_dashboard');
// Remove comments links from admin bar
function disable_comments_admin_bar() {
	if (is_admin_bar_showing()) {
		remove_action('admin_bar_menu', 'wp_admin_bar_comments_menu', 60);
	}
}
add_action('init', 'disable_comments_admin_bar');
// Remove from admin bar
function remove_comments_admin_bar(){
        global $wp_admin_bar;
        $wp_admin_bar->remove_menu('comments');
}
add_action( 'wp_before_admin_bar_render', 'remove_comments_admin_bar' );

// Remove comments from At a Glance
add_action( 'do_meta_boxes', 'custom_do_meta_boxes', 99, 2 );

function custom_do_meta_boxes( $screen, $place )
{
    if( 'dashboard' === $screen && 'normal' === $place )
    {
        add_filter( 'wp_count_comments', 'custom_wp_count_comments' );
    }
}

function custom_wp_count_posts( $stats )
{
    static $filter_posts = 0;
    if( 1 === $filter_posts )
        remove_filter( current_filter(), __FUNCTION__ );

    $filter_posts++;
    return null;
}

function custom_wp_count_comments( $stats )
{
    static $filter_comments = 0;
    if( 1 === $filter_comments )
        remove_filter( current_filter(), __FUNCTION__ );

    $filter_comments++;
    return array( 'total_comments' => 0 );
}

/**
 * Disable comments RSS feed
 */

 function disable_comment_feed() {
 wp_die( __('No feed available, please visit our <a href="'. get_bloginfo('url') . '">homepage</a>!') );
 }

 //add_action('do_feed', 'disable_comment_feed', 1);
 //add_action('do_feed_rdf', 'disable_comment_feed', 1);
 //add_action('do_feed_rss', 'disable_comment_feed', 1);
 add_action('do_feed_rss2', 'disable_comment_feed', 1);
 //add_action('do_feed_atom', 'disable_comment_feed', 1);
 add_action('do_feed_rss2_comments', 'disable_comment_feed', 1);
 add_action('do_feed_atom_comments', 'disable_comment_feed', 1);

functions.php

/** Remove comments */
require_once 'library/comments-remove.php';