public function InlineResponsiveImage::process in Inline responsive images 8

Same name and namespace in other branches

1. 7 src/Plugin/Filter/InlineResponsiveImage.php \Drupal\inline_responsive_image\Plugin\Filter\InlineResponsiveImage::process()

Performs the filter processing.

Parameters

string $text: The text string to be filtered.

string $langcode: The language code of the text to be filtered.

Return value

\Drupal\filter\FilterProcessResult The filtered text, wrapped in a FilterProcessResult object, and possibly with associated assets, cacheability metadata and placeholders.

Overrides FilterInterface::process

See also

\Drupal\filter\FilterProcessResult

File

src/Plugin/Filter/InlineResponsiveImage.php, line 20

Class

InlineResponsiveImage

Plugin annotation @Filter( id = "inline_responsive_image", title = @Translation("Inline responsive images"), description = @Translation("Filter for inline responsive images"), type =…

Namespace

Drupal\inline_responsive_image\Plugin\Filter

Code

public function process($text, $langcode) {
  $result = new FilterProcessResult($text);
  if (stristr($text, 'data-style') !== FALSE) {
    $dom = Html::load($text);
    $xpath = new \DOMXPath($dom);
    foreach ($xpath
      ->query('//*[@data-style]') as $node) {
      $style = $node
        ->getAttribute('data-style');
      $caption = $node
        ->getAttribute('data-caption');
      $align = $node
        ->getAttribute('data-align');
      $entityUuid = $node
        ->getAttribute('data-entity-uuid');
      list($type, $style_name) = explode(':', $style);
      $file = \Drupal::entityManager()
        ->loadEntityByUuid('file', $entityUuid);
      if ($file) {
        $responsiveImage = [];
        if ($type === 'responsive') {
          $responsiveImage = [
            '#theme' => 'inline_responsive_image',
            '#image' => [
              '#type' => 'responsive_image',
              '#responsive_image_style_id' => $style_name,
              '#uri' => $file
                ->getFileUri(),
            ],
            '#attributes' => [
              'class' => [],
            ],
            '#caption' => !empty($caption) ? $caption : '',
          ];
        }
        elseif ($type === 'imagestyle') {
          $responsiveImage = [
            '#theme' => 'inline_responsive_image',
            '#image' => [
              '#theme' => 'image_style',
              '#style_name' => $style_name,
              '#uri' => $file
                ->getFileUri(),
            ],
            '#attributes' => [
              'class' => [],
            ],
            '#caption' => !empty($caption) ? $caption : '',
          ];
        }
        if (count($responsiveImage) > 0) {
          $responsiveImage['#attributes']['class'][] = $style;
          if (!empty($align)) {
            $responsiveImage['#attributes']['class'][] = $align;
          }
          $responsiveImageHtml = \Drupal::service('renderer')
            ->render($responsiveImage);
          $fragment = $dom
            ->createDocumentFragment();
          if ($fragment
            ->appendXML($responsiveImageHtml)) {
            $node->parentNode
              ->replaceChild($fragment, $node);
          }
        }
      }
    }
    $result
      ->setProcessedText(Html::serialize($dom));
  }
  return $result;
}