<?php

// (c) Copyright by authors of the Tiki Wiki CMS Groupware Project
//
// All Rights Reserved. See copyright.txt for details and a complete list of authors.
// Licensed under the GNU LESSER GENERAL PUBLIC LICENSE. See license.txt for details.
// $Id$

/**
 * Tiki internal autoload, to enable a cleaner autoload process.
 *
 * This is specially useful when depending on preferences to decide what files to load.
 */
class Tiki_Autoload
{
    /**
     * @var array Map class to file, for static class resolution
     */
    protected static $mapInternalClassesNotInComposer = [
        'PdfGenerator' => 'lib/pdflib.php',
    ];

    /**
     * Entry point to the autoload
     *
     * @param string $class the name of the class to be autoloaded
     */
    public static function autoload($class)
    {
        switch ($class) {
            default:
                if (array_key_exists($class, static::$mapInternalClassesNotInComposer)) {
                    self::loadInternalClassesNotInComposer($class);
                }
                break;
        }
    }

    /**
     * Static loader for classes in Tiki not loaded automatically by composer (not PSR-0, PSR-4)
     *
     * Note: this should move in the future to use static mapping in composer (after removing duplicated class names)
     *
     * @param $class
     */
    protected static function loadInternalClassesNotInComposer($class)
    {
        global $tikipath;

        include_once $tikipath . DIRECTORY_SEPARATOR . static::$mapInternalClassesNotInComposer[$class];
    }
}