Various updates

api/common/Middleware/Attachments.php

@@ -0,0 +1,25 @@
+<?php
+namespace ProVM\Common\Middleware;
+
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\ServerRequestInterface;
+use Psr\Http\Server\RequestHandlerInterface;
+use Psr\Log\LoggerInterface;
+use ProVM\Common\Exception\Database\BlankResult;
+use ProVM\Common\Service;
+
+class Attachments
+{
+    public function __construct(protected Service\Attachments $service, protected LoggerInterface $logger) {}
+
+    public function __invoke(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
+    {
+        try {
+            $this->service->checkDownloaded();
+            $this->service->checkEncryption();
+        } catch (BlankResult $e) {
+            $this->logger->notice($e);
+        }
+        return $handler->handle($request);
+    }
+}