Stream a handle (Laravel + Flysystem)

FilesController.php

<?php

namespace Controllers;

class FilesController
{
    /**
     * Add a route definition:
     *   $router->get("assets/{any}", "FilesController@index")->where('any', '.*');
     */
    public function index(string $any)
    {
        $path = "assets/{$any}";
        try {
            // Replace s3 with relevant Flysystem driver
            $metadata = \Storage::disk('s3')->getMetadata($path);
        } catch (\Exception $ex) {
            // Above call will throw an exception if file does not exist
            abort(404);
        }
        $stream = \Storage::disk('s3')->getStream($path);
        $passthru = function () use ($stream) {
            fpassthru($stream);
        };
        return response()->stream($passthru, 200, [
            'Content-Type' => $metadata['type'],
        ]);
    }
}