src/Twig/Functions/FormExtension.php line 49

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  1. <?php
  3. declare(strict_types=1);
  5. namespace App\Twig\Functions;
  7. use Symfony\Component\Form\FormFactoryInterface;
  8. use Twig\Environment;
  9. use Twig\Error\LoaderError;
  10. use Twig\Error\RuntimeError;
  11. use Twig\Error\SyntaxError;
  12. use Twig\Extension\AbstractExtension;
  13. use Twig\TwigFunction;
  15. /**
  16. * Extension for showing forms globally
  17. *
  18. * @package App\Twig\Functions
  19. */
  20. class FormExtension extends AbstractExtension
  21. {
  22. private FormFactoryInterface $formFactory;
  24. /**
  25. * FormExtension constructor.
  26. *
  27. * @param FormFactoryInterface $formFactory
  28. */
  29. public function __construct(FormFactoryInterface $formFactory)
  30. {
  31. $this->formFactory = $formFactory;
  32. }
  34. /**
  35. * Create empty form
  36. *
  37. * @param Environment $twig
  38. * @param string $formName
  39. * @param string $template
  40. *
  41. * @throws LoaderError
  42. * @throws RuntimeError
  43. * @throws SyntaxError
  44. *
  45. * @return string
  46. */
  47. public function createForm(Environment $twig, string $formName, string $template): string
  48. {
  49. return $twig->render($template, ['form' => $this->formFactory->create($formName)->createView()]);
  50. }
  52. /**
  53. * Get twig functions
  54. *
  55. * @return array
  56. */
  57. public function getFunctions(): array
  58. {
  59. return [
  60. new TwigFunction(
  61. 'create_form',
  62. [
  63. $this, 'createForm'
  64. ],
  65. [
  66. 'is_safe' => ['html'],
  67. 'needs_environment' => true
  68. ]
  69. ),
  70. ];
  71. }
  72. }