61 lines
1.6 KiB
PHP
61 lines
1.6 KiB
PHP
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<?php
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namespace Workerman;
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// 定义Workerman根目录
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if(!defined('WORKERMAN_ROOT_DIR'))
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{
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define('WORKERMAN_ROOT_DIR', realpath(__DIR__ . '/../'));
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}
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// 包含常量定义文件
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require_once WORKERMAN_ROOT_DIR.'/Workerman/Lib/Constants.php';
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/**
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* 自动加载类
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* @author walkor<walkor@workerman.net>
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*/
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class Autoloader
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{
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// 应用的初始化目录，作为加载类文件的参考目录
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protected static $_appInitPath = '';
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/**
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* 设置应用初始化目录
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* @param string $root_path
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* @return void
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*/
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public static function setRootPath($root_path)
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{
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self::$_appInitPath = $root_path;
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}
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/**
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* 根据命名空间加载文件
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* @param string $name
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* @return boolean
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*/
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public static function loadByNamespace($name)
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{
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// 相对路径
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$class_path = str_replace('\\', DIRECTORY_SEPARATOR ,$name);
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// 先尝试在应用目录寻找文件
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$class_file = self::$_appInitPath . '/' . $class_path.'.php';
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// 文件不存在，则在workerman根目录中寻找
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if(!is_file($class_file))
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{
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$class_file = WORKERMAN_ROOT_DIR . DIRECTORY_SEPARATOR . "$class_path.php";
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}
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// 找到文件
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if(is_file($class_file))
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{
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// 加载
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require_once($class_file);
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if(class_exists($name, false))
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{
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return true;
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}
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}
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return false;
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}
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}
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// 设置类自动加载回调函数
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spl_autoload_register('\Workerman\Autoloader::loadByNamespace');
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