public static function WebformEntityPrintAttachment::getFileContent in Webform 6.x

Same name and namespace in other branches

1. 8.5 modules/webform_entity_print_attachment/src/Element/WebformEntityPrintAttachment.php \Drupal\webform_entity_print_attachment\Element\WebformEntityPrintAttachment::getFileContent()

Get a webform attachment's file content.

Parameters

array $element: The webform attachment element.

\Drupal\webform\WebformSubmissionInterface $webform_submission: A webform submission.

Return value

mixed|string The attachment's file content.

Overrides WebformAttachmentInterface::getFileContent

File

modules/webform_entity_print_attachment/src/Element/WebformEntityPrintAttachment.php, line 29

Class

WebformEntityPrintAttachment

Provides a 'webform_entity_print_attachment' element.

Namespace

Drupal\webform_entity_print_attachment\Element

Code

public static function getFileContent(array $element, WebformSubmissionInterface $webform_submission) {

  /** @var \Drupal\entity_print\Plugin\EntityPrintPluginManagerInterface $print_engine_manager */
  $print_engine_manager = \Drupal::service('plugin.manager.entity_print.print_engine');

  /** @var \Drupal\entity_print\PrintBuilderInterface $print_builder */
  $print_builder = \Drupal::service('entity_print.print_builder');

  // Make sure Webform Entity Print template is used.
  // @see webform_entity_print_entity_view_alter()
  \Drupal::request()->request
    ->set('_webform_entity_print', TRUE);

  // Set view mode or render custom twig.
  // @see \Drupal\webform\WebformSubmissionViewBuilder::view
  // @see webform_entity_print_attachment_webform_submission_view_alter()
  $view_mode = isset($element['#view_mode']) ? $element['#view_mode'] : 'html';
  if ($view_mode === 'twig') {
    $webform_submission->_webform_view_mode_twig = $element['#template'];
  }
  \Drupal::request()->request
    ->set('_webform_submissions_view_mode', $view_mode);

  // Get scheme.
  $scheme = 'temporary';

  // Get filename.
  $file_name = 'webform-entity-print-attachment--' . $webform_submission
    ->getWebform()
    ->id() . '-' . $webform_submission
    ->id() . '.pdf';

  // Save printable document.
  $export_type_id = static::getExportTypeId($element);
  $print_engine = $print_engine_manager
    ->createSelectedInstance($export_type_id);
  $temporary_file_path = $print_builder
    ->savePrintable([
    $webform_submission,
  ], $print_engine, $scheme, $file_name);
  if ($temporary_file_path) {
    $contents = file_get_contents($temporary_file_path);
    \Drupal::service('file_system')
      ->delete($temporary_file_path);
  }
  else {

    // Log error.
    $context = [
      '@filename' => $file_name,
    ];
    \Drupal::logger('webform_entity_print')
      ->error("Unable to generate '@filename'.", $context);
    $contents = '';
  }
  return $contents;
}