3 namespace Drupal\media;
6 * Defines an interface for a media source with source field constraints.
8 * This allows a media source to optionally add source field validation
9 * constraints for media items. To add constraints at the entity level, a
10 * media source can also implement MediaSourceEntityConstraintsInterface.
12 * @see \Drupal\media\MediaSourceInterface
13 * @see \Drupal\media\MediaSourceEntityConstraintsInterface
14 * @see \Drupal\media\MediaSourceBase
15 * @see \Drupal\media\Entity\Media
17 interface MediaSourceFieldConstraintsInterface extends MediaSourceInterface {
20 * Gets media source-specific validation constraints for a source field.
22 * @return \Symfony\Component\Validator\Constraint[]
23 * An array of validation constraint definitions, keyed by constraint name.
24 * Each constraint definition can be used for instantiating
25 * \Symfony\Component\Validator\Constraint objects.
27 public function getSourceFieldConstraints();