Workerman-DNS/vendor/workerman/workerman/Autoloader.php
2022-12-15 18:09:24 +08:00

69 lines
1.8 KiB
PHP

<?php
/**
* This file is part of workerman.
*
* Licensed under The MIT License
* For full copyright and license information, please see the MIT-LICENSE.txt
* Redistributions of files must retain the above copyright notice.
*
* @author walkor<walkor@workerman.net>
* @copyright walkor<walkor@workerman.net>
* @link http://www.workerman.net/
* @license http://www.opensource.org/licenses/mit-license.php MIT License
*/
namespace Workerman;
/**
* Autoload.
*/
class Autoloader
{
/**
* Autoload root path.
*
* @var string
*/
protected static $_autoloadRootPath = '';
/**
* Set autoload root path.
*
* @param string $root_path
* @return void
*/
public static function setRootPath($root_path)
{
self::$_autoloadRootPath = $root_path;
}
/**
* Load files by namespace.
*
* @param string $name
* @return boolean
*/
public static function loadByNamespace($name)
{
$class_path = \str_replace('\\', \DIRECTORY_SEPARATOR, $name);
if (\strpos($name, 'Workerman\\') === 0) {
$class_file = __DIR__ . \substr($class_path, \strlen('Workerman')) . '.php';
} else {
if (self::$_autoloadRootPath) {
$class_file = self::$_autoloadRootPath . \DIRECTORY_SEPARATOR . $class_path . '.php';
}
if (empty($class_file) || !\is_file($class_file)) {
$class_file = __DIR__ . \DIRECTORY_SEPARATOR . '..' . \DIRECTORY_SEPARATOR . "$class_path.php";
}
}
if (\is_file($class_file)) {
require_once($class_file);
if (\class_exists($name, false)) {
return true;
}
}
return false;
}
}
\spl_autoload_register('\Workerman\Autoloader::loadByNamespace');