Gets the name of an image media item's source field.

Parameters

\Drupal\media\MediaInterface $media: The media item being embedded.

Return value

string|null The name of the image source field configured for the media item, or NULL if the source field is not an image field.

1 call to EditorMediaDialog::getMediaImageSourceFieldName()

EditorMediaDialog::buildForm in core/modules/media/src/Form/EditorMediaDialog.php

File

core/modules/media/src/Form/EditorMediaDialog.php, line 328

Class

EditorMediaDialog

Provides a media embed dialog for text editors.

Namespace

Drupal\media\Form

Code

protected function getMediaImageSourceFieldName(MediaInterface $media) {
  $field_definition = $media->getSource()
    ->getSourceFieldDefinition($media->bundle->entity);
  $item_class = $field_definition->getItemDefinition()
    ->getClass();
  if (is_a($item_class, ImageItem::class, TRUE)) {
    return $field_definition->getName();
  }
  return NULL;
}

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