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