PHP code example of tourze / psr15-chain-request-handler

1. Go to this page and download the library: Download tourze/psr15-chain-request-handler library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

tourze / psr15-chain-request-handler example snippets


use Nyholm\Psr7\ServerRequest;
use Nyholm\Psr7\Response;
use Tourze\PSR15ChainRequestHandler\ChainRequestHandler;
use Psr\Http\Server\RequestHandlerInterface;

// Example handler that always returns 404
class NotFoundHandler implements RequestHandlerInterface {
    public function handle($request): Response {
        return new Response(404, body: 'Not Found');
    }
}

// Example handler that returns 200 for a specific path
class HelloHandler implements RequestHandlerInterface {
    public function handle($request): Response {
        if ($request->getUri()->getPath() === '/hello') {
            return new Response(200, body: 'Hello World');
        }
        return new Response(404, body: 'Not Found');
    }
}

$chain = new ChainRequestHandler([
    new NotFoundHandler(),
    new HelloHandler(),
]);

$request = new ServerRequest('GET', '/hello');
$response = $chain->handle($request);
// $response->getStatusCode() === 200