<?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) 2006~2019 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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declare (strict_types = 1);
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namespace think\app;
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use Closure;
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use think\App;
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use think\exception\HttpException;
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use think\Request;
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use think\Response;
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/**
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* 多应用模式支持
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*/
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class MultiApp
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{
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/** @var App */
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protected $app;
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public function __construct(App $app)
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{
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$this->app = $app;
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}
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/**
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* 多应用解析
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* @access public
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* @param Request $request
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* @param Closure $next
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* @return Response
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*/
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public function handle($request, Closure $next)
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{
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if (!$this->parseMultiApp()) {
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return $next($request);
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}
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return $this->app->middleware->pipeline('app')
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->send($request)
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->then(function ($request) use ($next) {
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return $next($request);
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});
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}
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/**
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* 获取路由目录
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* @access protected
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* @return string
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*/
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protected function getRoutePath(): string
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{
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return $this->app->getAppPath() . 'route' . DIRECTORY_SEPARATOR;
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}
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/**
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* 解析多应用
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* @return bool
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*/
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protected function parseMultiApp(): bool
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{
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$scriptName = $this->getScriptName();
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$defaultApp = $this->app->config->get('app.default_app') ?: 'index';
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$appName = $this->app->http->getName();
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if ($appName || ($scriptName && !in_array($scriptName, ['index', 'router', 'think']))) {
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$appName = $appName ?: $scriptName;
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$this->app->http->setBind();
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} else {
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// 自动多应用识别
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$this->app->http->setBind(false);
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$appName = null;
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$bind = $this->app->config->get('app.domain_bind', []);
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if (!empty($bind)) {
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// 获取当前子域名
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$subDomain = $this->app->request->subDomain();
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$domain = $this->app->request->host(true);
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if (isset($bind[$domain])) {
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$appName = $bind[$domain];
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$this->app->http->setBind();
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} elseif (isset($bind[$subDomain])) {
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$appName = $bind[$subDomain];
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$this->app->http->setBind();
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} elseif (isset($bind['*'])) {
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$appName = $bind['*'];
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$this->app->http->setBind();
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}
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}
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if (!$this->app->http->isBind()) {
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$path = $this->app->request->pathinfo();
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$map = $this->app->config->get('app.app_map', []);
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$deny = $this->app->config->get('app.deny_app_list', []);
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$name = current(explode('/', $path));
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if (strpos($name, '.')) {
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$name = strstr($name, '.', true);
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}
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if (isset($map[$name])) {
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if ($map[$name] instanceof Closure) {
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$result = call_user_func_array($map[$name], [$this->app]);
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$appName = $result ?: $name;
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} else {
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$appName = $map[$name];
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}
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} elseif ($name && (false !== array_search($name, $map) || in_array($name, $deny))) {
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throw new HttpException(404, 'app not exists:' . $name);
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} elseif ($name && isset($map['*'])) {
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$appName = $map['*'];
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} else {
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$appName = $name ?: $defaultApp;
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$appPath = $this->app->http->getPath() ?: $this->app->getBasePath() . $appName . DIRECTORY_SEPARATOR;
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if (!is_dir($appPath)) {
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$express = $this->app->config->get('app.app_express', false);
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if ($express) {
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$this->setApp($defaultApp);
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return true;
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} else {
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return false;
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}
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}
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}
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if ($name) {
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$this->app->request->setRoot('/' . $name);
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$this->app->request->setPathinfo(strpos($path, '/') ? ltrim(strstr($path, '/'), '/') : '');
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}
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}
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}
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$this->setApp($appName ?: $defaultApp);
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return true;
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}
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/**
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* 获取当前运行入口名称
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* @access protected
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* @codeCoverageIgnore
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* @return string
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*/
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protected function getScriptName(): string
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{
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if (isset($_SERVER['SCRIPT_FILENAME'])) {
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$file = $_SERVER['SCRIPT_FILENAME'];
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} elseif (isset($_SERVER['argv'][0])) {
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$file = realpath($_SERVER['argv'][0]);
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}
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return isset($file) ? pathinfo($file, PATHINFO_FILENAME) : '';
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}
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/**
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* 设置应用
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* @param string $appName
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*/
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protected function setApp(string $appName): void
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{
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$this->app->http->name($appName);
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$appPath = $this->app->http->getPath() ?: $this->app->getBasePath() . $appName . DIRECTORY_SEPARATOR;
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$this->app->setAppPath($appPath);
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// 设置应用命名空间
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$this->app->setNamespace($this->app->config->get('app.app_namespace') ?: 'app\\' . $appName);
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if (is_dir($appPath)) {
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$this->app->setRuntimePath($this->app->getRuntimePath() . $appName . DIRECTORY_SEPARATOR);
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$this->app->http->setRoutePath($this->getRoutePath());
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//加载应用
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$this->loadApp($appName, $appPath);
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}
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}
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/**
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* 加载应用文件
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* @param string $appName 应用名
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* @return void
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*/
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protected function loadApp(string $appName, string $appPath): void
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{
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if (is_file($appPath . 'common.php')) {
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include_once $appPath . 'common.php';
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}
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$files = [];
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$files = array_merge($files, glob($appPath . 'config' . DIRECTORY_SEPARATOR . '*' . $this->app->getConfigExt()));
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foreach ($files as $file) {
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$this->app->config->load($file, pathinfo($file, PATHINFO_FILENAME));
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}
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if (is_file($appPath . 'event.php')) {
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$this->app->loadEvent(include $appPath . 'event.php');
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}
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if (is_file($appPath . 'middleware.php')) {
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$this->app->middleware->import(include $appPath . 'middleware.php', 'app');
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}
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if (is_file($appPath . 'provider.php')) {
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$this->app->bind(include $appPath . 'provider.php');
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}
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// 加载应用语言包
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$this->app->loadLangPack($this->app->lang->defaultLangSet());
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}
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}
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