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<?php |
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/* |
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* This file is part of the BenGorFile package. |
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* |
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* (c) Beñat Espiña <[email protected]> |
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* (c) Gorka Laucirica <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace BenGorFile\FileBundle\Twig; |
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use BenGorFile\File\Application\Query\FileOfIdQuery; |
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use BenGorFile\File\Domain\Model\FileDoesNotExistException; |
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use Symfony\Component\Routing\Generator\UrlGeneratorInterface; |
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/** |
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* File download by id Twig function. |
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* |
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* @author Beñat Espiña <[email protected]> |
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*/ |
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class DownloadExtension extends \Twig_Extension |
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{ |
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/** |
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* The URL generator. |
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* |
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* @var UrlGeneratorInterface |
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*/ |
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private $urlGenerator; |
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/** |
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* The file handlers. |
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* |
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* @var array |
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*/ |
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private $handlers; |
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/** |
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* Constructor. |
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* |
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* @param UrlGeneratorInterface $anUrlGenerator The URL generator |
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* @param array $handlers The file handlers |
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*/ |
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public function __construct(UrlGeneratorInterface $anUrlGenerator, array $handlers) |
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{ |
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$this->urlGenerator = $anUrlGenerator; |
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$this->handlers = $handlers; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getFunctions() |
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{ |
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return [ |
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new \Twig_SimpleFunction($this->getName(), [$this, 'download'], ['is_safe' => ['html']]), |
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]; |
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} |
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/** |
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* Generates the url that returns the file of given file type and file. |
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* |
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* @param string $fileClass The file type type |
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* @param string $q The file query |
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* |
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* @return string |
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*/ |
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public function download($fileClass, $q) |
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{ |
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try { |
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$file = $this->handlers[$fileClass]->__invoke(new FileOfIdQuery($q)); |
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$filename = $file['file_name']; |
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} catch (FileDoesNotExistException $exception) { |
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$filename = $q; |
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} |
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return $this->urlGenerator->generate( |
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'bengor_file_' . $fileClass . '_download', |
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['filename' => $filename], |
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UrlGeneratorInterface::ABSOLUTE_URL |
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); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getName() |
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{ |
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return 'bengor_file_download'; |
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} |
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} |
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BenGorFile /
FileBundle
