vendor/nucleos/dompdf-bundle/src/Wrapper/DompdfWrapper.php line 34

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  1. <?php
  3. declare(strict_types=1);
  5. /*
  6. * (c) Christian Gripp <mail@core23.de>
  7. *
  8. * For the full copyright and license information, please view the LICENSE
  9. * file that was distributed with this source code.
  10. */
  12. namespace Nucleos\DompdfBundle\Wrapper;
  14. use Nucleos\DompdfBundle\DompdfEvents;
  15. use Nucleos\DompdfBundle\Event\OutputEvent;
  16. use Nucleos\DompdfBundle\Event\StreamEvent;
  17. use Nucleos\DompdfBundle\Exception\PdfException;
  18. use Nucleos\DompdfBundle\Factory\DompdfFactoryInterface;
  19. use Symfony\Component\HttpFoundation\StreamedResponse;
  20. use Symfony\Contracts\EventDispatcher\EventDispatcherInterface;
  22. final class DompdfWrapper implements DompdfWrapperInterface
  23. {
  24. /**
  25. * @var DompdfFactoryInterface
  26. */
  27. private $dompdfFactory;
  29. /**
  30. * @var EventDispatcherInterface|null
  31. */
  32. private $eventDispatcher;
  34. public function __construct(DompdfFactoryInterface $dompdfFactory, EventDispatcherInterface $eventDispatcher = null)
  35. {
  36. $this->dompdfFactory = $dompdfFactory;
  37. $this->eventDispatcher = $eventDispatcher;
  38. }
  40. /**
  41. * @param string $html The html sourcecode to render
  42. * @param string $filename The name of the document
  43. * @param array<string, mixed> $options The rendering options (see dompdf docs)
  44. */
  45. public function streamHtml(string $html, string $filename, array $options = []): void
  46. {
  47. $pdf = $this->dompdfFactory->create($options);
  48. $pdf->loadHtml($html);
  49. $pdf->render();
  51. if ($this->eventDispatcher instanceof EventDispatcherInterface) {
  52. $event = new StreamEvent($pdf, $filename, $html);
  53. $this->eventDispatcher->dispatch($event, DompdfEvents::STREAM);
  54. }
  56. $pdf->stream($filename, $options);
  57. }
  59. public function getPdf(string $html, array $options = []): string
  60. {
  61. $pdf = $this->dompdfFactory->create($options);
  62. $pdf->loadHtml($html);
  63. $pdf->render();
  65. if ($this->eventDispatcher instanceof EventDispatcherInterface) {
  66. $event = new OutputEvent($pdf, $html);
  67. $this->eventDispatcher->dispatch($event, DompdfEvents::OUTPUT);
  68. }
  70. $out = $pdf->output();
  72. if (null === $out) {
  73. throw new PdfException('Error creating PDF document');
  74. }
  76. return $out;
  77. }
  79. /**
  80. * @param array<string, mixed> $options
  81. */
  82. public function getStreamResponse(string $html, string $filename, array $options = []): StreamedResponse
  83. {
  84. $response = new StreamedResponse();
  85. $response->setCallback(function () use ($html, $filename, $options): void {
  86. $this->streamHtml($html, $filename, $options);
  87. });
  89. return $response;
  90. }
  91. }