BitBag\SyliusShippingExportPlugin\Controller\ShippingExportDownloadLabelAction

Complexity

Total Complexity

4

Size/Duplication

Total Lines	51
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	0

Importance

Changes

0

3 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	5	1
A	__invoke()	0	17	2
A	createStreamedResponse()	0	18	1

<?php

/*
 * This file has been created by developers from BitBag.
 * Feel free to contact us once you face any issues or want to start
 * another great project.
 * You can find more information about us on https://bitbag.io and write us
 * an email on hello@bitbag.io.
 */

declare(strict_types=1);

namespace BitBag\SyliusShippingExportPlugin\Controller;

use BitBag\SyliusShippingExportPlugin\Repository\ShippingExportRepositoryInterface;
use Symfony\Component\Filesystem\Filesystem;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\HttpFoundation\ResponseHeaderBag;
use Symfony\Component\HttpFoundation\StreamedResponse;
use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
use Webmozart\Assert\Assert;

final class ShippingExportDownloadLabelAction
{
    /** @var Filesystem */
    private $filesystem;

    /** @var ShippingExportRepositoryInterface */
    private $repository;

    public function __construct(Filesystem $filesystem, ShippingExportRepositoryInterface $repository)
    {
        $this->filesystem = $filesystem;
        $this->repository = $repository;
    }

    public function __invoke(Request $request): Response
    {
        $shippingExport = $this->repository->find($request->get('id'));
        Assert::notNull($shippingExport);

        $labelPath = $shippingExport->getLabelPath();
        Assert::notNull($labelPath);

        if (false === $this->filesystem->exists($labelPath)) {
            throw new NotFoundHttpException();
        }

        $filePathParts = explode(\DIRECTORY_SEPARATOR, $labelPath);
        $labelName = end($filePathParts);

        return $this->createStreamedResponse($labelPath, $labelName);
    }

    private function createStreamedResponse(string $filePath, string $fileName): StreamedResponse
    {
        $response = new StreamedResponse(function () use ($filePath): void {
            $outputStream = fopen('php://output', 'wb');
            Assert::resource($outputStream);
            $fileStream = fopen($filePath, 'rb');
            Assert::resource($fileStream);
            stream_copy_to_stream($fileStream, $outputStream);
        });

        $disposition = $response->headers->makeDisposition(
            ResponseHeaderBag::DISPOSITION_ATTACHMENT,
            $fileName
        );
        $response->headers->set('Content-Disposition', $disposition);

        return $response;
    }
}