advanced-browser-check.php

<?php
/*
Plugin Name: Advanced Browser Check
Plugin URI: http://darkwhispering.com/wp-plugins/advanced-browser-check
Description: Tell IE users to change browser? Or is your site for Chrome only? Now you choose what browsers should trigger a warning popup or not on your site.
Author: Mattias Hedman
Version: 4.2.1
Author URI: http://www.darkwhispering.com
*/

define( 'ABC_VERSION', '4.2.1' );

if ( ! defined('ABC_DIR_PATH' ) )
{
    define( 'ABC_DIR_PATH', plugin_dir_path( __FILE__ ) );
}

add_action( 'wp_ajax_abc_ajax', 'abc_ajax' );
add_action( 'wp_ajax_nopriv_abc_ajax', 'abc_ajax' );
load_plugin_textdomain( 'advanced-browser-check', false, basename( dirname( __FILE__ ) ) . '/languages' );


// Create html output on ajax request
function abc_ajax()
{
    include_once( 'abc-core.php' );
    include_once( 'abc-output.php' );

    $output = new ABC_Output;
    echo $output->html();
    die();
}

// If it's not an ajax request, load settings page
if ( ! defined('DOING_AJAX') || ! DOING_AJAX )
{
    include_once( 'abc-core.php' );
    include_once( 'abc-settings-page.php' );

    new ABC_Core;
}