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<?php
use framework\base\Container;
/**
* @author fantiq <fantiq@sina.com>
*/
// define('APP_PATH', dirname(__DIR__).'/app');
// App::run();
class App{
public static $id = null;
public static $config = null;
public static $time = null;
public static $microTime = null;
public static $container = null;
protected static $hook = null;
protected static $components = [];
protected static $loadedFiles = [];
/**
* 框架启动程序，需要在项目入口文件中调用
* @param string $conf 配置文件路径 默认选择 app/config/configs.php
* @return
*/
public static function run($conf=''){
self::init($conf);
$router = self::getComponent('router');
$http = self::getComponent('http');
$request = $http->getHttpRequest();
$response = $http->getHttpResponse();
$route = $router->getRoute($request);
$dispatch = $router->getDispatch();
App::$hook->preRoute();
// 解析url
$route->resolve();
App::$hook->preController();
// 调用用户的controller类
$dispatch->run();
// 发送内容到client
$response->send();
}
/**
* 初始化框架
*
* 定义常量以及设置一些配置项
* @param string $conf 配置文件路径
* @return
*/
protected static function init($conf=''){
self::$microTime = microtime(true);
define('BASE_PATH', __DIR__);
define('DS', DIRECTORY_SEPARATOR);
// 请求方式 http or cli
if(isset($_SERVER['argc'])){
define('IS_CLI', true);
}else{
define('IS_CLI', false);
$http_type = ((isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on') || (isset($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] == 'https')) ? 'https://' : 'http://';
define('HOST_NAME', $http_type.$_SERVER['HTTP_HOST']);
}
// 定义css js img 资源的路径
define('ASSET_PATH', HOST_NAME.'/oa1024/public/');
// 注册自动加载方法
spl_autoload_register([__CLASS__, 'autoLoadHandler']);
// Ioc容器
self::$container = Container::getInstance();
App::$config = self::getComponent('config');
App::$id = App::$config->get('application.id');
self::loadHooks();
// session
if(App::$config->get('session.auto_start',false)==true){
App::getComponent('session')->start();
}
self::$time = (int)self::$microTime;
// 服务器操作系统
define('IS_WIN', stripos(PHP_OS, 'WIN')===false?false:true);
defined('APP_PATH') or define('APP_PATH', BASE_PATH);
// 错误处理函数
set_error_handler([__CLASS__,'errorHandler']);
// 异常处理函数
set_exception_handler([__CLASS__,'exceptionHandler']);
// 注册脚本结束调用的方法
register_shutdown_function([__CLASS__, 'shutdown']);
}
protected static function loadHooks(){
// hook
$hook = App::$config->get('application.hooks','');
App::import(APP_PATH.DS.$hook['file']);
App::$hook = new $hook['class'];
$hook = ['preSystem','preRoute','preController','preResponse','endSystem'];
foreach($hook as $method){
if(!method_exists(App::$hook, $method)){
exit("钩子程序需要有这几个方法".print_r($hook,true).".但是系统检查到你的钩子类中缺少方法".$method);
}
}
}
/**
* 加载组件
*
* 加载组件 component/Component.php
* 并且以单例的形式返回实例化对象
* @param string $comp 组件名称
* @param [type] $args 实例化参数
* @return Object 实例化组件
*/
public static function getComponent($comp='',$args=[]){
if(!in_array($comp, self::$components)){
self::$components[$comp] = self::$container->singleton('framework\\'.strtolower($comp).'\\'.ucfirst($comp),$args);
}
return self::$components[$comp];
}
public static function getContainer(){
return self::$container;
}
public static function errorHandler(){}
public static function exceptionHandler($e){
echo $e->getMessage();
echo '<br>'.$e->getLine();
echo '<br>'.$e->getFile();
// print_r($e);
}
/**
* 文件单次加载 优化的 include_once()
* @param string $path 文件路径
* @return
*/
public static function import($path=''){
if(!in_array($path, self::$loadedFiles)){
if(is_file($path)){
include $path;
self::$loadedFiles[] = $path;
return true;
}
exit("加载文件<b>{$path}</b>不存在！");
}
return false;
}
/**
* class 自动加载方法
* @param string $className 类名称
* @return
*/
protected static function autoLoadHandler($className=''){
$className = str_replace(['\\','_'], DS, ltrim($className, '\\'));
list($vender,$filepath) = explode('\\', $className, 2);
if($vender=='framework'){
$filepath=BASE_PATH.DS.$filepath.'.php';
}elseif($vender==App::$id){
$filepath=APP_PATH.DS.$filepath.'.php';
}
self::import($filepath);
}
public static function shutdown(){
// session -> update
if(in_array('session', array_keys(self::$components))){
self::$components['session']->update();
}
}
}