JezK

Edit File: disable-comments.php

<?php

if(!defined('ABSPATH')){
	die('HACKING ATTEMPT!');
}

add_action('admin_init', function () {
    // Redirect any user trying to access comments page
    global $pagenow;
     
    if ($pagenow === 'edit-comments.php') {
        wp_safe_redirect(admin_url());
        exit;
    }
 
    // Disable support for comments and trackbacks in post types
    foreach (get_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');
        }
    }
});

// Return 0 comments
add_filter('the_comments', 'softaculous_pro_the_comments', 10, 1);
function softaculous_pro_the_comments( $comments ) {
	return array();
}

// Return 0 comments number
add_filter('get_comments_number', 'softaculous_pro_get_comments_number', 10, 1);
function softaculous_pro_get_comments_number( $comments_number ) {
	return 0;
}
 
// Close comments on the front-end
add_filter('comments_open', '__return_false', 20, 2);
add_filter('pings_open', '__return_false', 20, 2);
 
// Hide existing comments
add_filter('comments_array', '__return_empty_array', 10, 2);
 
// Remove comments page in menu
add_action('admin_menu', function () {
    remove_menu_page('edit-comments.php');
});
 
// Remove comments links from admin bar
add_action('add_admin_bar_menus', function () {
    if (is_admin_bar_showing()) {
        remove_action('admin_bar_menu', 'wp_admin_bar_comments_menu', 60);
    }
});