public function MediaOembedPathSubscriber::modifyHtml in Tome 8

Reacts to a modify HTML event.

Parameters

\Drupal\tome_static\Event\ModifyHtmlEvent $event: The event.

File

modules/tome_static/src/EventSubscriber/MediaOembedPathSubscriber.php, line 35

Class

MediaOembedPathSubscriber

Converts Media OEmbed query parameters to static paths.

Namespace

Drupal\tome_static\EventSubscriber

Code

public function modifyHtml(ModifyHtmlEvent $event) {
  $html = $event
    ->getHtml();
  $document = new \DOMDocument();
  @$document
    ->loadHTML($html);
  $xpath = new \DOMXPath($document);

  /** @var \DOMElement $node */
  foreach ($xpath
    ->query('//iframe[contains(@src,"/media/oembed?url=")]') as $node) {
    $original_src = $node
      ->getAttribute('src');
    $new_src = $this
      ->modifyUrl($original_src);
    $event
      ->addInvokePath($original_src);
    $event
      ->addExcludePath($new_src);
    $html = str_replace($original_src, $new_src, $html);
    $html = str_replace(htmlentities($original_src), $new_src, $html);
  }
  $event
    ->setHtml($html);
}