--- /dev/null
+<?php
+
+namespace Drupal\media_entity;
+
+use Drupal\Component\Plugin\PluginBase;
+use Drupal\Core\Config\Config;
+use Drupal\Core\Entity\EntityFieldManagerInterface;
+use Drupal\Core\Entity\EntityTypeManagerInterface;
+use Drupal\Core\StringTranslation\StringTranslationTrait;
+use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
+use Drupal\Component\Utility\NestedArray;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+use Drupal\Core\Form\FormStateInterface;
+
+/**
+ * Base implementation of media type plugin.
+ */
+abstract class MediaTypeBase extends PluginBase implements MediaTypeInterface, ContainerFactoryPluginInterface {
+ use StringTranslationTrait;
+
+ /**
+ * Plugin label.
+ *
+ * @var string
+ */
+ protected $label;
+
+ /**
+ * The entity type manager service.
+ *
+ * @var \Drupal\Core\Entity\EntityTypeManagerInterface;
+ */
+ protected $entityTypeManager;
+
+ /**
+ * The entity field manager service.
+ *
+ * @var \Drupal\Core\Entity\EntityFieldManagerInterface;
+ */
+ protected $entityFieldManager;
+
+ /**
+ * Media entity image config object.
+ *
+ * @var \Drupal\Core\Config\Config
+ */
+ protected $config;
+
+ /**
+ * Constructs a new class instance.
+ *
+ * @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\EntityTypeManagerInterface $entity_type_manager
+ * Entity type manager service.
+ * @param \Drupal\Core\Entity\EntityFieldManagerInterface $entity_field_manager
+ * Entity field manager service.
+ * @param \Drupal\Core\Config\Config $config
+ * Media entity config object.
+ */
+ public function __construct(array $configuration, $plugin_id, $plugin_definition, EntityTypeManagerInterface $entity_type_manager, EntityFieldManagerInterface $entity_field_manager, Config $config) {
+ parent::__construct($configuration, $plugin_id, $plugin_definition);
+ $this->entityTypeManager = $entity_type_manager;
+ $this->entityFieldManager = $entity_field_manager;
+ $this->config = $config;
+ $this->setConfiguration($configuration);
+ }
+
+ /**
+ * {@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'),
+ $container->get('entity_field.manager'),
+ $container->get('config.factory')->get('media_entity.settings')
+ );
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function setConfiguration(array $configuration) {
+ $this->configuration = NestedArray::mergeDeep(
+ $this->defaultConfiguration(),
+ $configuration
+ );
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getConfiguration() {
+ return $this->configuration;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function defaultConfiguration() {
+ return [];
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getDefaultThumbnail() {
+ return '';
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function label() {
+ return $this->label;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function attachConstraints(MediaInterface $media) {}
+
+ /**
+ * {@inheritdoc}
+ */
+ public function calculateDependencies() {
+ return [];
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function buildConfigurationForm(array $form, FormStateInterface $form_state) {
+ return [];
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function validateConfigurationForm(array &$form, FormStateInterface $form_state) {}
+
+ /**
+ * {@inheritdoc}
+ */
+ public function submitConfigurationForm(array &$form, FormStateInterface $form_state) {}
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getDefaultName(MediaInterface $media) {
+ return 'media:' . $media->bundle() . ':' . $media->uuid();
+ }
+
+}