added automatic detection of AU country, redirect only when non-admin is visitingw

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;
+?>

css/bau.css

+/*
+ * place holder for AU redirect
+ *
+ */

js/bau.js

+//check to see if this is from AU IP
+//if yes, silently redirect to AU site
+function check_au(){
+	var is_au = jQuery('body').hasClass('geoip-country-AU') != null;
+	var is_wp_admin =  window.location.href.indexOf('/wp-admin/') >=0;
+	if (is_au) {
+		if (!bau.is_admin ){
+			window.location='https://supertraderfx.com.au/';
+		}
+	}
+}
+setInterval(check_au,800);