<?php
if ( ! defined( 'ABSPATH' ) ) {
    exit;
}

/**
 * WooCommerce Autoloader.
 *
 * @class 		WC_Autoloader
 * @version		2.3.0
 * @package		WooCommerce/Classes
 * @category	Class
 * @author 		WooThemes
 */
class Admitad_Autoloader {

    /**
     * Path to the includes directory.
     *
     * @var string
     */
    private $include_path = '';

    /**
     * The Constructor.
     */
    public function __construct() {
        if ( function_exists( "__autoload" ) ) {
            spl_autoload_register( "__autoload" );
        }

        spl_autoload_register( array( $this, 'autoload' ) );

        $this->include_path = untrailingslashit(ADMITAD_TRACKING_PLUGIN_PATH) . '/src';
    }

    /**
     * Take a class name and turn it into a file name.
     *
     * @param  string $class
     * @return string
     */
    private function get_file_name_from_class( $class ) {
        return 'class-' . str_replace( '_', '-', $class ) . '.php';
    }

    /**
     * Include a class file.
     *
     * @param  string $path
     * @return bool successful or not
     */
    private function load_file( $path ) {
        if ( $path && is_readable( $path ) ) {
            include_once( $path );
            return true;
        }
        return false;
    }

    /**
     * Auto-load WC classes on demand to reduce memory consumption.
     *
     * @param string $class
     */
    public function autoload( $class ) {
        if (!preg_match('@^(Admitad|Buzz)@', $class)) {
            return;
        }

        $path = preg_replace('@\\\\@', DIRECTORY_SEPARATOR, $class);
        $includePath = $this->include_path . DIRECTORY_SEPARATOR . $path . '.php';
        $this->load_file($includePath);
    }
}

new Admitad_Autoloader();