Temporarily disable a user account

functions.php

<?php
// Temporarily disable a user account
add_filter( 'authenticate', 'noo_disable_user_account',100,2);

function noo_disable_user_account ($user, $username) {
	global $page_contact;

   	if(!isset($user->data)) return $user;

   	$user_data = $user->data;
   	$user_id = $user_data->ID;
  	$user_status = get_field('user_status', 'user_' . $user_id);

   	if ($user_status !== NULL && !$user_status) :
    	return new WP_Error( 'disabled_account', __("Votre compté a été désactivé. Pour plus d'information, <a href='" . get_permalink($page_contact) . "'>contactez l'administrateur du site</a>."));
   	else :
    	return $user;
   	endif;
   	return $user;
}