--- /dev/null
+<?php
+
+namespace Drupal\video_embed_field\Plugin\Field\FieldType;
+
+use Drupal\Core\Field\FieldItemBase;
+use Drupal\Core\Field\FieldStorageDefinitionInterface;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\TypedData\DataDefinition;
+use Drupal\Core\TypedData\TraversableTypedDataInterface;
+
+/**
+ * Plugin implementation of the video_embed_field field type.
+ *
+ * @FieldType(
+ * id = "video_embed_field",
+ * label = @Translation("Video Embed"),
+ * description = @Translation("Stores a video and then outputs some embed code."),
+ * category = @Translation("Media"),
+ * default_widget = "video_embed_field_textfield",
+ * default_formatter = "video_embed_field_video",
+ * constraints = {"VideoEmbedValidation" = {}}
+ * )
+ */
+class VideoEmbedField extends FieldItemBase {
+
+ /**
+ * The embed provider plugin manager.
+ *
+ * @var \Drupal\video_embed_field\ProviderManagerInterface
+ */
+ protected $providerManager;
+
+ /**
+ * {@inheritdoc}
+ */
+ public function __construct($definition, $name = NULL, TraversableTypedDataInterface $parent = NULL, $provider_manager = NULL) {
+ parent::__construct($definition, $name, $parent);
+ $this->providerManager = $provider_manager;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public static function createInstance($definition, $name = NULL, TraversableTypedDataInterface $parent = NULL) {
+ $provider_manager = \Drupal::service('video_embed_field.provider_manager');
+ return new static($definition, $name, $parent, $provider_manager);
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public static function schema(FieldStorageDefinitionInterface $field_definition) {
+ return [
+ 'columns' => [
+ 'value' => [
+ 'type' => 'varchar',
+ 'length' => 256,
+ ],
+ ],
+ ];
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public static function propertyDefinitions(FieldStorageDefinitionInterface $field_definition) {
+ $properties['value'] = DataDefinition::create('string')
+ ->setLabel(t('Video url'))
+ ->setRequired(TRUE);
+ return $properties;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function isEmpty() {
+ $value = $this->get('value')->getValue();
+ return empty($value);
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function fieldSettingsForm(array $form, FormStateInterface $form_state) {
+ $form = [];
+ $form['allowed_providers'] = [
+ '#title' => $this->t('Allowed Providers'),
+ '#description' => $this->t('Restrict users from entering information from the following providers. If none are selected any video provider can be used.'),
+ '#type' => 'checkboxes',
+ '#default_value' => $this->getSetting('allowed_providers'),
+ '#options' => $this->providerManager->getProvidersOptionList(),
+ ];
+ return $form;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public static function defaultFieldSettings() {
+ return [
+ 'allowed_providers' => [],
+ ];
+ }
+
+}