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<?php |
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namespace Staticus\Middlewares; |
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use League\Flysystem\FilesystemInterface; |
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use Staticus\Exceptions\ErrorException; |
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use Staticus\Resources\ResourceDOInterface; |
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use Zend\Diactoros\Response\EmptyResponse; |
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use Psr\Http\Message\ResponseInterface; |
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use Psr\Http\Message\ServerRequestInterface; |
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use Staticus\Resources\File\ResourceDO; |
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abstract class ActionGetAbstract extends MiddlewareAbstract |
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{ |
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/** |
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* @var mixed |
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*/ |
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protected $generator; |
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/** |
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* @var ResourceDOInterface|ResourceDO |
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*/ |
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protected $resourceDO; |
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/** |
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* @var |
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*/ |
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protected $filesystem; |
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public function __construct(ResourceDOInterface $resourceDO, FilesystemInterface $filesystem) |
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{ |
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$this->resourceDO = $resourceDO; |
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$this->filesystem = $filesystem; |
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} |
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/** |
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* @param ServerRequestInterface $request |
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* @param ResponseInterface $response |
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* @param callable|null $next |
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* @return EmptyResponse |
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* @throws \Exception |
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*/ |
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public function __invoke( |
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ServerRequestInterface $request, |
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ResponseInterface $response, |
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callable $next = null |
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) |
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{ |
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parent::__invoke($request, $response, $next); |
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$this->response = $this->action(); |
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return $this->next(); |
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} |
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/** |
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* @param string $path |
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* @param string $filename Filename for saving dialog on the client-side |
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* @param bool $forceSaveDialog |
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* @return EmptyResponse |
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* @throws ErrorException |
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*/ |
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protected function XAccelRedirect($path, $filename = '', $forceSaveDialog = false) |
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{ |
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$mime = $this->filesystem->getMimetype($path); |
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if (empty($mime)) { |
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throw new ErrorException('Mime content type can not be reached'); |
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} |
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$headers = [ |
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'X-Accel-Redirect' => $path, |
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'Content-Type' => $mime, |
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// '' => |
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]; |
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if ($forceSaveDialog) { |
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if (!$filename) { |
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$filename = basename($path); |
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} |
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$headers['Content-Disposition'] = 'attachment; filename=' . $filename; |
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} |
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return new EmptyResponse(200, $headers); |
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} |
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protected function action() |
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{ |
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$headers = [ |
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'Content-Type' => $this->resourceDO->getMimeType(), |
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]; |
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$filePath = $this->resourceDO->getFilePath(); |
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$filename = $this->resourceDO->getName() . '.' . $this->resourceDO->getType(); |
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if ($this->filesystem->has($filePath)) { |
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return $this->XAccelRedirect(realpath($filePath), $filename, false); |
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} |
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/** @see \Zend\Diactoros\Response::$phrases */ |
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return new EmptyResponse(404, $headers); |
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} |
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} |
KIVagant /
staticus-core
