first commit

common/Files/Controllers/DownloadFileController.php

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+<?php namespace Common\Files\Controllers;
+
+use Common\Core\BaseController;
+use Common\Files\FileEntry;
+use Common\Files\Response\DownloadFilesResponse;
+use Common\Files\Response\FileResponseFactory;
+use Illuminate\Http\Request;
+use Symfony\Component\HttpFoundation\StreamedResponse;
+
+class DownloadFileController extends BaseController
+{
+    public function __construct(
+        protected Request $request,
+        protected FileEntry $fileEntry,
+        protected FileResponseFactory $fileResponseFactory,
+    ) {
+    }
+
+    public function download(string $hashes)
+    {
+        $hashes = explode(',', $hashes);
+        $ids = array_map(function ($hash) {
+            return $this->fileEntry->decodeHash($hash);
+        }, $hashes);
+        $ids = array_filter($ids);
+
+        if (!$ids) {
+            abort(404, 'No entry hashes provided.');
+        }
+
+        $entries = $this->fileEntry->whereIn('id', $ids)->get();
+
+        $this->authorize('download', [FileEntry::class, $entries]);
+
+        return app(DownloadFilesResponse::class)->create($entries);
+    }
+}