supertraderfx_plugin_bau/au.php

<?php 
/*
 * Plugin Name: Australia Local Check
 * Plugin URI: https://biukop.com.au/
 * Description: Redirect to Australia Website if detecting a visitor is from Australia, but not doing so if the admin is logged in. This is a customized plugin developed for superforex only.
 * Version: 1.3.3
 * Author: Patrick 
 * Author URI: https://biukop.com.au/
 * Text Domain: Biukop
 * Domain Path: /i18n/
 * */

namespace Biukop;
require_once (ABSPATH . 'wp-includes/pluggable.php');

class BAU {
	private $nonce;
	public function __construct(){
		add_action('wp_enqueue_scripts', array($this, 'register_js_css'), 99);
		$this->ajax_hook('is_admin');
		$this->ajax_hook('is_logged_in');
	}

	private function ajax_hook($code, $admin_only = false)
	{
		add_action("wp_ajax_$code", array($this,"ajax_" . $code ));
		if (!$admin_only) { 
			add_action("wp_ajax_nopriv_$code", array($this,"ajax_" . $code));
		}
	}

	public function register_js_css() 
	{
            	$this->nonce = wp_create_nonce('bau');
            	$this->register_visitor_js_css();
	}
	
	private function register_visitor_js_css()
	{
	        wp_enqueue_style( 'bau', plugins_url('css/bau.css', __FILE__));
	        wp_enqueue_script('bau', plugins_url('js/bau.js', __FILE__), array('jquery', 'jquery-ui-core'));
		wp_localize_script('bau', 'bau', array(
			'nonce' => $this->nonce,
			'ajax_url' => admin_url('admin_ajax.php'),
			'is_admin' => $this->is_user_admin(),
			'is_editor'=> $this->is_user_editor(),
			'is_logged_in' => $this->is_user_logged_in(),
		));
	}

	public function ajax_is_logged_in() {
	    echo is_user_logged_in()?'yes':'no';
	    wp_die();
	}

	public function ajax_is_admin() {
		if( $this->is_user_admin() ){ 
			echo 'yes';
		}else{
			echo 'no';
		}
		wp_die();
	}

	private function is_user_admin() {
		if( current_user_can('administrator')) {
			return true;
		}else{
			return false;
		}
	}
	
	private function is_user_editor() {
		if ( current_user_can('editor') ){ 
			return true;
		}else{
			return false;
		}
	}
	private function is_user_logged_in() 
	{
	    return is_user_logged_in();
	}
}
$bau = new BAU;
?>