Issue #474: Throw BadException on MalformedRequestBodyException

Signed-off-by: alexmerlin <alex.merlin.1985@gmail.com>

Author: alexmerlin

config/pipeline.php

@@ -7,6 +7,7 @@
 use Api\App\Middleware\AuthorizationMiddleware;
 use Api\App\Middleware\ContentNegotiationMiddleware;
 use Api\App\Middleware\DeprecationMiddleware;
+use Api\App\Middleware\MalformedRequestBodyMiddleware;
 use Api\App\Middleware\ResourceProviderMiddleware;
 use Dot\ResponseHeader\Middleware\ResponseHeaderMiddleware;
 use Mezzio\Application;
@@ -28,6 +29,7 @@
     // - return ProblemDetails response
     $app->pipe(ProblemDetailsMiddleware::class);
 
+    $app->pipe(MalformedRequestBodyMiddleware::class);
     $app->pipe(BodyParamsMiddleware::class);
     $app->pipe(ServerUrlMiddleware::class);
     $app->pipe(CorsMiddleware::class);

src/App/src/Middleware/MalformedRequestBodyMiddleware.php

@@ -0,0 +1,31 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Api\App\Middleware;
+
+use Api\App\Exception\BadRequestException;
+use Api\App\Exception\RuntimeException;
+use Mezzio\Helper\Exception\MalformedRequestBodyException;
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\ServerRequestInterface;
+use Psr\Http\Server\MiddlewareInterface;
+use Psr\Http\Server\RequestHandlerInterface;
+
+readonly class MalformedRequestBodyMiddleware implements MiddlewareInterface
+{
+    /**
+     * @throws BadRequestException
+     * @throws RuntimeException
+     */
+    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
+    {
+        try {
+            return $handler->handle($request);
+        } catch (MalformedRequestBodyException $exception) {
+            throw BadRequestException::create(
+                $exception->getMessage() ?: 'Error when parsing JSON request body: Syntax error'
+            );
+        }
+    }
+}