Module Assets Controller for CIBonfire HMVC

assets.php

<?php

if (!defined('BASEPATH'))
    exit('No direct script access allowed');

class assets extends CI_Controller {

    function __construct() {
        parent::__construct();

        //---get working directory and map it to your module
        $word = 'public';
        $string = getcwd();
        $string = str_replace($word, "", $string);
        $parts = $this->uri->segments;
        $file = $string . 'application/modules/' . $parts[3] .'/'. $parts[2] .'/'. $parts[4] .'/'. $parts[5];
        $path_parts = pathinfo( $file);

        //---set the type for the headers
        $file_type=  strtolower($path_parts['extension']);

        if (is_file($file)) {
            //----write propper headers
            switch ($file_type) {
                case 'css':
                    header('Content-type: text/css');
                    break;

                case 'js':
                    header('Content-type: text/javascript');
                    break;

                case 'json':
                    header('Content-type: application/json');
                    break;

                case 'xml':
                    header('Content-type: text/xml');
                    break;

                case 'pdf':
                    header('Content-type: application/pdf');
                    break;

                case 'jpg' || 'jpeg' || 'png' || 'gif':
                    header('Content-type: image/'.$file_type);
                    readfile($file);
                    exit;
                    break;
            }

            include $file;
        } else {
            show_404();
        }
        exit;
    }

}