Implemented PSR-15 middleware handler

1 files changed, 48 insertions, 0 deletions

diff --git a/src/Middleware/ExceptionHandler.php b/src/Middleware/ExceptionHandler.php
new file mode 100644
index 00000000..a5db0337
--- /dev/null
+++ b/src/Middleware/ExceptionHandler.php
@@ -0,0 +1,48 @@
+<?php
+
+namespace Engelsystem\Middleware;
+
+use Engelsystem\Exceptions\Handler as ExceptionsHandler;
+use Psr\Container\ContainerInterface;
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\ServerRequestInterface;
+use Psr\Http\Server\MiddlewareInterface;
+use Psr\Http\Server\RequestHandlerInterface;
+
+class ExceptionHandler implements MiddlewareInterface
+{
+    /** @var ContainerInterface */
+    protected $container;
+
+    /**
+     * @param ContainerInterface $container
+     */
+    public function __construct(ContainerInterface $container)
+    {
+        $this->container = $container;
+    }
+
+    /**
+     * Handles any exceptions that occurred inside other middleware while returning it to the default response handler
+     *
+     * Should be added at the beginning
+     *
+     * @param ServerRequestInterface  $request
+     * @param RequestHandlerInterface $handler
+     * @return ResponseInterface
+     */
+    public function process(
+        ServerRequestInterface $request,
+        RequestHandlerInterface $handler
+    ): ResponseInterface {
+        try {
+            return $handler->handle($request);
+        } catch (\Throwable $e) {
+            /** @var ExceptionsHandler $handler */
+            $handler = $this->container->get('error.handler');
+            $content = $handler->exceptionHandler($e, true);
+
+            return response($content, 500);
+        }
+    }
+}