678 lines
22 KiB
PHP
678 lines
22 KiB
PHP
<?php
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// +----------------------------------------------------------------------
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// | ThinkPHP [ WE CAN DO IT JUST THINK ]
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// +----------------------------------------------------------------------
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// | Copyright (c) 2006~2018 http://thinkphp.cn All rights reserved.
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// +----------------------------------------------------------------------
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// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
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// +----------------------------------------------------------------------
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// | Author: liu21st <liu21st@gmail.com>
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// +----------------------------------------------------------------------
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namespace think;
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use think\exception\ClassNotFoundException;
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use think\exception\HttpException;
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use think\exception\HttpResponseException;
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use think\exception\RouteNotFoundException;
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/**
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* App 应用管理
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* @author liu21st <liu21st@gmail.com>
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*/
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class App
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{
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/**
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* @var bool 是否初始化过
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*/
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protected static $init = false;
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/**
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* @var string 当前模块路径
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*/
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public static $modulePath;
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/**
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* @var bool 应用调试模式
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*/
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public static $debug = true;
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/**
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* @var string 应用类库命名空间
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*/
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public static $namespace = 'app';
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/**
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* @var bool 应用类库后缀
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*/
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public static $suffix = false;
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/**
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* @var bool 应用路由检测
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*/
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protected static $routeCheck;
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/**
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* @var bool 严格路由检测
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*/
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protected static $routeMust;
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/**
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* @var array 请求调度分发
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*/
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protected static $dispatch;
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/**
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* @var array 额外加载文件
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*/
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protected static $file = [];
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/**
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* 执行应用程序
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* @access public
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* @param Request $request 请求对象
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* @return Response
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* @throws Exception
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*/
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public static function run(Request $request = null)
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{
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$request = is_null($request) ? Request::instance() : $request;
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try {
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$config = self::initCommon();
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// 模块/控制器绑定
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if (defined('BIND_MODULE')) {
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BIND_MODULE && Route::bind(BIND_MODULE);
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} elseif ($config['auto_bind_module']) {
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// 入口自动绑定
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$name = pathinfo($request->baseFile(), PATHINFO_FILENAME);
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if ($name && 'index' != $name && is_dir(APP_PATH . $name)) {
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Route::bind($name);
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}
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}
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$request->filter($config['default_filter']);
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// 默认语言
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Lang::range($config['default_lang']);
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// 开启多语言机制 检测当前语言
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$config['lang_switch_on'] && Lang::detect();
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$request->langset(Lang::range());
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// 加载系统语言包
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Lang::load([
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THINK_PATH . 'lang' . DS . $request->langset() . EXT,
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APP_PATH . 'lang' . DS . $request->langset() . EXT,
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]);
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// 监听 app_dispatch
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Hook::listen('app_dispatch', self::$dispatch);
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// 获取应用调度信息
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$dispatch = self::$dispatch;
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// 未设置调度信息则进行 URL 路由检测
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if (empty($dispatch)) {
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$dispatch = self::routeCheck($request, $config);
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}
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// 记录当前调度信息
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$request->dispatch($dispatch);
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// 记录路由和请求信息
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if (self::$debug) {
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Log::record('[ ROUTE ] ' . var_export($dispatch, true), 'info');
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Log::record('[ HEADER ] ' . var_export($request->header(), true), 'info');
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Log::record('[ PARAM ] ' . var_export($request->param(), true), 'info');
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}
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// 监听 app_begin
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Hook::listen('app_begin', $dispatch);
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// 请求缓存检查
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$request->cache(
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$config['request_cache'],
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$config['request_cache_expire'],
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$config['request_cache_except']
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);
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$data = self::exec($dispatch, $config);
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} catch (HttpResponseException $exception) {
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$data = $exception->getResponse();
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}
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// 清空类的实例化
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Loader::clearInstance();
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// 输出数据到客户端
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if ($data instanceof Response) {
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$response = $data;
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} elseif (!is_null($data)) {
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// 默认自动识别响应输出类型
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$type = $request->isAjax() ?
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Config::get('default_ajax_return') :
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Config::get('default_return_type');
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$response = Response::create($data, $type);
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} else {
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$response = Response::create();
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}
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// 监听 app_end
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Hook::listen('app_end', $response);
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return $response;
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}
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/**
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* 初始化应用，并返回配置信息
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* @access public
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* @return array
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*/
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public static function initCommon()
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{
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if (empty(self::$init)) {
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if (defined('APP_NAMESPACE')) {
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self::$namespace = APP_NAMESPACE;
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}
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Loader::addNamespace(self::$namespace, APP_PATH);
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// 初始化应用
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$config = self::init();
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self::$suffix = $config['class_suffix'];
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// 应用调试模式
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self::$debug = Env::get('app_debug', Config::get('app_debug'));
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if (!self::$debug) {
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ini_set('display_errors', 'Off');
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} elseif (!IS_CLI) {
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// 重新申请一块比较大的 buffer
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if (ob_get_level() > 0) {
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$output = ob_get_clean();
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}
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ob_start();
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if (!empty($output)) {
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echo $output;
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}
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}
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if (!empty($config['root_namespace'])) {
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Loader::addNamespace($config['root_namespace']);
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}
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// 加载额外文件
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if (!empty($config['extra_file_list'])) {
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foreach ($config['extra_file_list'] as $file) {
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$file = strpos($file, '.') ? $file : APP_PATH . $file . EXT;
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if (is_file($file) && !isset(self::$file[$file])) {
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include $file;
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self::$file[$file] = true;
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}
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}
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}
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// 设置系统时区
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date_default_timezone_set($config['default_timezone']);
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// 监听 app_init
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Hook::listen('app_init');
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self::$init = true;
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}
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return Config::get();
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}
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/**
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* 初始化应用或模块
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* @access public
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* @param string $module 模块名
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* @return array
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*/
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private static function init($module = '')
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{
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// 定位模块目录
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$module = $module ? $module . DS : '';
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// 加载初始化文件
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if (is_file(APP_PATH . $module . 'init' . EXT)) {
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include APP_PATH . $module . 'init' . EXT;
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} elseif (is_file(RUNTIME_PATH . $module . 'init' . EXT)) {
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include RUNTIME_PATH . $module . 'init' . EXT;
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} else {
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// 加载模块配置
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$config = Config::load(CONF_PATH . $module . 'config' . CONF_EXT);
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// 读取数据库配置文件
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$filename = CONF_PATH . $module . 'database' . CONF_EXT;
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Config::load($filename, 'database');
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// 读取扩展配置文件
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if (is_dir(CONF_PATH . $module . 'extra')) {
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$dir = CONF_PATH . $module . 'extra';
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$files = scandir($dir);
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foreach ($files as $file) {
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if ('.' . pathinfo($file, PATHINFO_EXTENSION) === CONF_EXT) {
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$filename = $dir . DS . $file;
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Config::load($filename, pathinfo($file, PATHINFO_FILENAME));
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}
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}
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}
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// 加载应用状态配置
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if ($config['app_status']) {
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Config::load(CONF_PATH . $module . $config['app_status'] . CONF_EXT);
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}
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// 加载行为扩展文件
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if (is_file(CONF_PATH . $module . 'tags' . EXT)) {
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Hook::import(include CONF_PATH . $module . 'tags' . EXT);
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}
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// 加载公共文件
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$path = APP_PATH . $module;
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if (is_file($path . 'common' . EXT)) {
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include $path . 'common' . EXT;
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}
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// 加载当前模块语言包
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if ($module) {
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Lang::load($path . 'lang' . DS . Request::instance()->langset() . EXT);
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}
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}
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return Config::get();
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}
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/**
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* 设置当前请求的调度信息
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* @access public
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* @param array|string $dispatch 调度信息
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* @param string $type 调度类型
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* @return void
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*/
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public static function dispatch($dispatch, $type = 'module')
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{
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self::$dispatch = ['type' => $type, $type => $dispatch];
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}
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/**
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* 执行函数或者闭包方法 支持参数调用
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* @access public
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* @param string|array|\Closure $function 函数或者闭包
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* @param array $vars 变量
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* @return mixed
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*/
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public static function invokeFunction($function, $vars = [])
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{
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$reflect = new \ReflectionFunction($function);
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$args = self::bindParams($reflect, $vars);
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// 记录执行信息
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self::$debug && Log::record('[ RUN ] ' . $reflect->__toString(), 'info');
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return $reflect->invokeArgs($args);
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}
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/**
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* 调用反射执行类的方法 支持参数绑定
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* @access public
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* @param string|array $method 方法
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* @param array $vars 变量
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* @return mixed
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*/
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public static function invokeMethod($method, $vars = [])
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{
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if (is_array($method)) {
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$class = is_object($method[0]) ? $method[0] : self::invokeClass($method[0]);
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$reflect = new \ReflectionMethod($class, $method[1]);
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} else {
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// 静态方法
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$reflect = new \ReflectionMethod($method);
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}
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$args = self::bindParams($reflect, $vars);
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self::$debug && Log::record('[ RUN ] ' . $reflect->class . '->' . $reflect->name . '[ ' . $reflect->getFileName() . ' ]', 'info');
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return $reflect->invokeArgs(isset($class) ? $class : null, $args);
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}
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/**
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* 调用反射执行类的实例化 支持依赖注入
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* @access public
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* @param string $class 类名
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* @param array $vars 变量
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* @return mixed
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*/
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public static function invokeClass($class, $vars = [])
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{
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$reflect = new \ReflectionClass($class);
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$constructor = $reflect->getConstructor();
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$args = $constructor ? self::bindParams($constructor, $vars) : [];
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return $reflect->newInstanceArgs($args);
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}
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/**
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* 绑定参数
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* @access private
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* @param \ReflectionMethod|\ReflectionFunction $reflect 反射类
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* @param array $vars 变量
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* @return array
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*/
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private static function bindParams($reflect, $vars = [])
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{
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// 自动获取请求变量
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if (empty($vars)) {
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$vars = Config::get('url_param_type') ?
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Request::instance()->route() :
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Request::instance()->param();
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}
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$args = [];
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if ($reflect->getNumberOfParameters() > 0) {
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// 判断数组类型 数字数组时按顺序绑定参数
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reset($vars);
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$type = key($vars) === 0 ? 1 : 0;
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foreach ($reflect->getParameters() as $param) {
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$args[] = self::getParamValue($param, $vars, $type);
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}
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}
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return $args;
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}
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/**
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* 获取参数值
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* @access private
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* @param \ReflectionParameter $param 参数
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* @param array $vars 变量
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* @param string $type 类别
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* @return array
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*/
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private static function getParamValue($param, &$vars, $type)
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{
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$name = $param->getName();
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$class = $param->getClass();
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if ($class) {
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$className = $class->getName();
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$bind = Request::instance()->$name;
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if ($bind instanceof $className) {
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$result = $bind;
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} else {
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if (method_exists($className, 'invoke')) {
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$method = new \ReflectionMethod($className, 'invoke');
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if ($method->isPublic() && $method->isStatic()) {
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return $className::invoke(Request::instance());
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}
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}
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$result = method_exists($className, 'instance') ?
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$className::instance() :
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new $className;
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}
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} elseif (1 == $type && !empty($vars)) {
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$result = array_shift($vars);
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} elseif (0 == $type && isset($vars[$name])) {
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$result = $vars[$name];
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} elseif ($param->isDefaultValueAvailable()) {
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$result = $param->getDefaultValue();
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} else {
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throw new \InvalidArgumentException('method param miss:' . $name);
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}
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return $result;
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}
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/**
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* 执行调用分发
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* @access protected
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* @param array $dispatch 调用信息
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* @param array $config 配置信息
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* @return Response|mixed
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* @throws \InvalidArgumentException
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*/
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protected static function exec($dispatch, $config)
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{
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switch ($dispatch['type']) {
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case 'redirect': // 重定向跳转
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$data = Response::create($dispatch['url'], 'redirect')
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->code($dispatch['status']);
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break;
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case 'module': // 模块/控制器/操作
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$data = self::module(
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$dispatch['module'],
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$config,
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isset($dispatch['convert']) ? $dispatch['convert'] : null
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);
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break;
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case 'controller': // 执行控制器操作
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$vars = array_merge(Request::instance()->param(), $dispatch['var']);
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$data = Loader::action(
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$dispatch['controller'],
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$vars,
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$config['url_controller_layer'],
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$config['controller_suffix']
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);
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break;
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case 'method': // 回调方法
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$vars = array_merge(Request::instance()->param(), $dispatch['var']);
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$data = self::invokeMethod($dispatch['method'], $vars);
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break;
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case 'function': // 闭包
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$data = self::invokeFunction($dispatch['function']);
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break;
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case 'response': // Response 实例
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$data = $dispatch['response'];
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break;
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default:
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throw new \InvalidArgumentException('dispatch type not support');
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}
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return $data;
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}
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/**
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* 执行模块
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* @access public
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* @param array $result 模块/控制器/操作
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* @param array $config 配置参数
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* @param bool $convert 是否自动转换控制器和操作名
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* @return mixed
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* @throws HttpException
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*/
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public static function module($result, $config, $convert = null)
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{
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if (is_string($result)) {
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$result = explode('/', $result);
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}
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$request = Request::instance();
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if ($config['app_multi_module']) {
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// 多模块部署
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$module = strip_tags(strtolower($result[0] ?: $config['default_module']));
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$bind = Route::getBind('module');
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$available = false;
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if ($bind) {
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// 绑定模块
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list($bindModule) = explode('/', $bind);
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if (empty($result[0])) {
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$module = $bindModule;
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$available = true;
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} elseif ($module == $bindModule) {
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$available = true;
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}
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} elseif (!in_array($module, $config['deny_module_list']) && is_dir(APP_PATH . $module)) {
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$available = true;
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}
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// 模块初始化
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if ($module && $available) {
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// 初始化模块
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$request->module($module);
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$config = self::init($module);
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// 模块请求缓存检查
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$request->cache(
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$config['request_cache'],
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$config['request_cache_expire'],
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$config['request_cache_except']
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);
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} else {
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throw new HttpException(404, 'module not exists:' . $module);
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}
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} else {
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// 单一模块部署
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$module = '';
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$request->module($module);
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}
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// 设置默认过滤机制
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$request->filter($config['default_filter']);
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// 当前模块路径
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App::$modulePath = APP_PATH . ($module ? $module . DS : '');
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// 是否自动转换控制器和操作名
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||
$convert = is_bool($convert) ? $convert : $config['url_convert'];
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||
|
||
// 获取控制器名
|
||
$controller = strip_tags($result[1] ?: $config['default_controller']);
|
||
|
||
if (!preg_match('/^[A-Za-z](\w|\.)*$/', $controller)) {
|
||
throw new HttpException(404, 'controller not exists:' . $controller);
|
||
}
|
||
|
||
$controller = $convert ? strtolower($controller) : $controller;
|
||
|
||
// 获取操作名
|
||
$actionName = strip_tags($result[2] ?: $config['default_action']);
|
||
if (!empty($config['action_convert'])) {
|
||
$actionName = Loader::parseName($actionName, 1);
|
||
} else {
|
||
$actionName = $convert ? strtolower($actionName) : $actionName;
|
||
}
|
||
|
||
// 设置当前请求的控制器、操作
|
||
$request->controller(Loader::parseName($controller, 1))->action($actionName);
|
||
|
||
// 监听module_init
|
||
Hook::listen('module_init', $request);
|
||
|
||
try {
|
||
$instance = Loader::controller(
|
||
$controller,
|
||
$config['url_controller_layer'],
|
||
$config['controller_suffix'],
|
||
$config['empty_controller']
|
||
);
|
||
} catch (ClassNotFoundException $e) {
|
||
throw new HttpException(404, 'controller not exists:' . $e->getClass());
|
||
}
|
||
|
||
// 获取当前操作名
|
||
$action = $actionName . $config['action_suffix'];
|
||
|
||
$vars = [];
|
||
if (is_callable([$instance, $action])) {
|
||
// 执行操作方法
|
||
$call = [$instance, $action];
|
||
// 严格获取当前操作方法名
|
||
$reflect = new \ReflectionMethod($instance, $action);
|
||
$methodName = $reflect->getName();
|
||
$suffix = $config['action_suffix'];
|
||
$actionName = $suffix ? substr($methodName, 0, -strlen($suffix)) : $methodName;
|
||
$request->action($actionName);
|
||
|
||
} elseif (is_callable([$instance, '_empty'])) {
|
||
// 空操作
|
||
$call = [$instance, '_empty'];
|
||
$vars = [$actionName];
|
||
} else {
|
||
// 操作不存在
|
||
throw new HttpException(404, 'method not exists:' . get_class($instance) . '->' . $action . '()');
|
||
}
|
||
|
||
Hook::listen('action_begin', $call);
|
||
|
||
return self::invokeMethod($call, $vars);
|
||
}
|
||
|
||
/**
|
||
* URL路由检测（根据PATH_INFO)
|
||
* @access public
|
||
* @param \think\Request $request 请求实例
|
||
* @param array $config 配置信息
|
||
* @return array
|
||
* @throws \think\Exception
|
||
*/
|
||
public static function routeCheck($request, array $config)
|
||
{
|
||
$path = $request->path();
|
||
$depr = $config['pathinfo_depr'];
|
||
$result = false;
|
||
|
||
// 路由检测
|
||
$check = !is_null(self::$routeCheck) ? self::$routeCheck : $config['url_route_on'];
|
||
if ($check) {
|
||
// 开启路由
|
||
if (is_file(RUNTIME_PATH . 'route.php')) {
|
||
// 读取路由缓存
|
||
$rules = include RUNTIME_PATH . 'route.php';
|
||
is_array($rules) && Route::rules($rules);
|
||
} else {
|
||
$files = $config['route_config_file'];
|
||
foreach ($files as $file) {
|
||
if (is_file(CONF_PATH . $file . CONF_EXT)) {
|
||
// 导入路由配置
|
||
$rules = include CONF_PATH . $file . CONF_EXT;
|
||
is_array($rules) && Route::import($rules);
|
||
}
|
||
}
|
||
}
|
||
|
||
// 路由检测（根据路由定义返回不同的URL调度）
|
||
$result = Route::check($request, $path, $depr, $config['url_domain_deploy']);
|
||
$must = !is_null(self::$routeMust) ? self::$routeMust : $config['url_route_must'];
|
||
|
||
if ($must && false === $result) {
|
||
// 路由无效
|
||
throw new RouteNotFoundException();
|
||
}
|
||
}
|
||
|
||
// 路由无效 解析模块/控制器/操作/参数... 支持控制器自动搜索
|
||
if (false === $result) {
|
||
$result = Route::parseUrl($path, $depr, $config['controller_auto_search']);
|
||
}
|
||
|
||
return $result;
|
||
}
|
||
|
||
/**
|
||
* 设置应用的路由检测机制
|
||
* @access public
|
||
* @param bool $route 是否需要检测路由
|
||
* @param bool $must 是否强制检测路由
|
||
* @return void
|
||
*/
|
||
public static function route($route, $must = false)
|
||
{
|
||
self::$routeCheck = $route;
|
||
self::$routeMust = $must;
|
||
}
|
||
}
|