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Adam Bramley
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<?php
namespace Drupal\linkit\Plugin\Linkit\Substitution;
use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Entity\EntityTypeInterface;
use Drupal\Core\Entity\EntityTypeManager;
use Drupal\Core\GeneratedUrl;
use Drupal\linkit\SubstitutionInterface;
use Drupal\views\Plugin\views\PluginBase;
use Symfony\Component\DependencyInjection\ContainerInterface;
/**
* A substitution plugin for the URL to a file.
*
* @Substitution(
* id = "media",
* label = @Translation("Direct URL to media file entity"),
* )
*/
class Media extends PluginBase implements SubstitutionInterface {
/**
* The entity type manager.
*
* @var \Drupal\Core\Entity\EntityTypeManager
*/
protected $entityTypeManager;
/**
* Constructs a Media object.
*
* @param array $configuration
* A configuration array containing information about the plugin instance.
* @param string $plugin_id
* The plugin_id for the plugin instance.
* @param mixed $plugin_definition
* The plugin implementation definition.
* @param \Drupal\Core\Entity\EntityTypeManager $entity_type_manager
* The entity type manager.
*/
public function __construct(array $configuration, $plugin_id, $plugin_definition, EntityTypeManager $entity_type_manager) {
parent::__construct($configuration, $plugin_id, $plugin_definition);
$this->entityTypeManager = $entity_type_manager;
}
/**
* {@inheritdoc}
*/
public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
return new static(
$configuration,
$plugin_id,
$plugin_definition,
$container->get('entity_type.manager')
);
}
/**
* Get the URL associated with a given entity.
*
* @param \Drupal\Core\Entity\EntityInterface $entity
* The entity to get a URL for.
*
* @return \Drupal\Core\GeneratedUrl
* A url to replace.
*/
public function getUrl(EntityInterface $entity) {
$url = new GeneratedUrl();
/** @var \Drupal\media_entity\MediaBundleInterface $media_bundle */
$media_bundle = $this->entityTypeManager->getStorage('media_bundle')->load($entity->bundle());
// Default to the canonical URL if the bundle doesn't have a source field.
if (empty($media_bundle->getTypeConfiguration()['source_field'])) {
return $entity->toUrl('canonical')->toString(TRUE);
}
$source_field = $media_bundle->getTypeConfiguration()['source_field'];
/** @var \Drupal\file\FileInterface $file */
$file = $entity->{$source_field}->entity;
$url->setGeneratedUrl(file_create_url($file->getFileUri()));
$url->addCacheableDependency($entity);
return $url;
}
/**
* Checks if this substitution plugin is applicable for the given entity type.
*
* @param \Drupal\Core\Entity\EntityTypeInterface $entity_type
* An entity type object.
*
* @return bool
* If the plugin is applicable.
*/
public static function isApplicable(EntityTypeInterface $entity_type) {
return $entity_type->entityClassImplements('Drupal\media_entity\MediaInterface');
}
}