mirror of
https://github.com/zhamao-robot/zhamao-framework.git
synced 2026-07-08 17:25:35 +08:00
164 lines
6.7 KiB
PHP
164 lines
6.7 KiB
PHP
<?php
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declare(strict_types=1);
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namespace ZM\Utils;
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use Choir\Http\HttpFactory;
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use Choir\Http\Stream;
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use Psr\Http\Message\RequestInterface;
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use Psr\Http\Message\ResponseInterface;
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use Symfony\Component\Routing\Exception\MethodNotAllowedException;
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use Symfony\Component\Routing\Exception\ResourceNotFoundException;
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use Symfony\Component\Routing\Matcher\UrlMatcher;
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use Symfony\Component\Routing\RequestContext;
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use Symfony\Component\Routing\RouteCollection;
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use ZM\Exception\ConfigException;
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use ZM\Store\FileSystem;
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/**
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* Http 工具类
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*/
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class HttpUtil
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{
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private static ?RouteCollection $routes = null;
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/**
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* 解析 Uri,用于匹配路由用的
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* 返回值为状态
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* 第二个参数为路由节点
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* 第三个参数为动态路由节点中匹配到的参数列表
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*/
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public static function parseUri(RequestInterface $request, mixed &$node, mixed &$params): int
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{
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// 建立上下文,设置当前请求的方法
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$context = new RequestContext();
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$context->setMethod($request->getMethod());
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try {
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// 使用UrlMatcher进行匹配Url
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$matcher = new UrlMatcher(static::getRouteCollection(), $context);
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$matched = $matcher->match($request->getUri()->getPath());
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} catch (ResourceNotFoundException) {
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// 路由找不到会抛出异常,我们不需要这个异常,转换为状态码
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return ZM_ERR_ROUTE_NOT_FOUND;
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} catch (MethodNotAllowedException) {
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// 路由匹配到了,但该路由不能使用该方法,所以返回状态码(路由不允许)
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return ZM_ERR_ROUTE_METHOD_NOT_ALLOWED;
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}
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// 匹配到的时候,matched不为空
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if (!empty($matched)) {
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$node = [
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'route' => static::getRouteCollection()->get($matched['_route'])->getPath(),
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'class' => $matched['_class'],
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'method' => $matched['_method'],
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'request_method' => $request->getMethod(),
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];
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unset($matched['_class'], $matched['_method']);
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$params = $matched;
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// 返回成功的状态码
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return ZM_ERR_NONE;
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}
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// 返回没有匹配到的状态码
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return ZM_ERR_ROUTE_NOT_FOUND;
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}
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/**
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* 解析返回静态文件
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*
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* @params string $uri 路由地址
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* @params string $settings 动态传入的配置模式
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* @throws ConfigException
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*/
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public static function handleStaticPage(string $uri, array $settings = []): ResponseInterface
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{
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// 确定根目录
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$base_dir = $settings['document_root'] ?? config('global.file_server.document_root');
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// 将相对路径转换为绝对路径
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if (FileSystem::isRelativePath($base_dir)) {
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$base_dir = SOURCE_ROOT_DIR . '/' . $base_dir;
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}
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// 支持默认缺省搜索的文件名(如index.html)
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$base_index = $settings['document_index'] ?? config('global.file_server.document_index');
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if (is_string($base_index)) {
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$base_index = [$base_index];
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}
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$path = realpath($base_dir . urldecode($uri));
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if ($path !== false) {
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// 安全问题,防止目录穿越,只能囚禁到规定的 Web 根目录下获取文件
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$work = realpath($base_dir) . '/';
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if (!str_starts_with($path, $work)) {
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logger()->info('[403] ' . $uri);
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return static::handleHttpCodePage(403);
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}
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// 如果路径是文件夹的话,如果结尾没有 /,则自动302补充,和传统的Nginx效果相同
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if (is_dir($path)) {
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if (mb_substr($uri, -1, 1) != '/') {
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logger()->info('[302] ' . $uri);
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return HttpFactory::createResponse(302, null, ['Location' => $uri . '/']);
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}
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// 如果结尾有 /,那么就根据默认搜索的文件名进行搜索文件是否存在,存在则直接返回对应文件
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foreach ($base_index as $vp) {
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if (is_file($path . '/' . $vp)) {
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logger()->info('[200] ' . $uri);
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$exp = strtolower(pathinfo($path . $vp)['extension'] ?? 'unknown');
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return HttpFactory::createResponse()
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->withAddedHeader('Content-Type', config('file_header')[$exp] ?? 'application/octet-stream')
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->withBody(HttpFactory::createStream(file_get_contents($path . '/' . $vp)));
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}
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}
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} elseif (is_file($path)) {
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// 如果文件存在,则直接返回文件内容
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logger()->info('[200] ' . $uri);
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$exp = strtolower(pathinfo($path)['extension'] ?? 'unknown');
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return HttpFactory::createResponse()
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->withAddedHeader('Content-Type', config('file_header')[$exp] ?? 'application/octet-stream')
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->withBody(HttpFactory::createStream(file_get_contents($path)));
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}
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}
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// 否则最终肯定只能返回 404 了
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logger()->info('[404] ' . $uri);
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return static::handleHttpCodePage(404);
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}
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/**
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* 自动寻找默认的 HTTP Code 页面
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*
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* @throws ConfigException
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*/
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public static function handleHttpCodePage(int $code): ResponseInterface
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{
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// 获取有没有规定 code page
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$code_page = config('global.file_server.document_code_page')[$code] ?? null;
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if ($code_page !== null && !file_exists((config('global.file_server.document_root') ?? '/not/exist/') . '/' . $code_page)) {
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$code_page = null;
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}
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if ($code_page === null) {
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return HttpFactory::createResponse($code);
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}
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return HttpFactory::createResponse($code, null, [], file_get_contents(config('global.file_server.document_root') . '/' . $code_page));
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}
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/**
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* 快速创建一个 JSON 格式的 HTTP 响应
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*
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* @param array $data 数据
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* @param int $http_code HTTP 状态码
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* @param int $json_flag JSON 编码时传入的flag
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*/
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public static function createJsonResponse(array $data, int $http_code = 200, int $json_flag = JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE): ResponseInterface
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{
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return HttpFactory::createResponse($http_code)
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->withAddedHeader('Content-Type', 'application/json')
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->withBody(Stream::create(json_encode($data, $json_flag)));
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}
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public static function getRouteCollection(): RouteCollection
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{
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if (self::$routes === null) {
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self::$routes = new RouteCollection();
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}
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return self::$routes;
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}
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}
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