commerce_product_bundles-8.x-1.0/src/Plugin/Field/FieldType/BundleImageItem.php

<?php

namespace Drupal\commerce_product_bundles\Plugin\Field\FieldType;

use Drupal\Core\Field\FieldStorageDefinitionInterface;
use Drupal\Core\TypedData\MapDataDefinition;
use Drupal\image\Plugin\Field\FieldType\ImageItem;

/**
 * Plugin implementation of the 'bundle_image' field type.
 *
 * @FieldType(
 *   id = "bundle_image",
 *   label = @Translation("Bundle Image"),
 *   description = @Translation("This field stores the ID of an image file as an integer value."),
 *   category = @Translation("Commerce Product Bundles"),
 *   default_widget = "bundle_image_image",
 *   default_formatter = "image",
 *   column_groups = {
 *     "file" = {
 *       "label" = @Translation("File"),
 *       "columns" = {
 *         "target_id", "width", "height"
 *       },
 *       "require_all_groups_for_translation" = TRUE
 *     },
 *     "alt" = {
 *       "label" = @Translation("Alt"),
 *       "translatable" = TRUE
 *     },
 *     "title" = {
 *       "label" = @Translation("Title"),
 *       "translatable" = TRUE
 *     },
 *    "product_combo" = {
 *       "label" = @Translation("Product Combination"),
 *       "translatable" = FALSE
 *     },
 *   },
 *   list_class = "\Drupal\file\Plugin\Field\FieldType\FileFieldItemList",
 *   constraints = {"ReferenceAccess" = {}, "FileValidation" = {}}
 * )
 */
class BundleImageItem extends ImageItem {

  /**
   * {@inheritdoc}
   */
  public static function defaultStorageSettings() {
    return [
        'default_image' => [
          'uuid' => NULL,
          'alt' => '',
          'title' => '',
          'width' => NULL,
          'height' => NULL,
          'product_combo' => []
        ],
      ] + parent::defaultStorageSettings();
  }

  /**
   * {@inheritdoc}
   */
  public static function schema(FieldStorageDefinitionInterface $field_definition) {
    $schema = parent::schema($field_definition);

    $schema['columns']['product_combo'] = array(
      'description' => 'Product Combo ids.',
      'type' => 'blob',
      'size' => 'big',
      'not null' => FALSE,
      'serialize' => TRUE,
    );

    return $schema;
  }

  /**
   * {@inheritdoc}
   */
  public static function propertyDefinitions(FieldStorageDefinitionInterface $field_definition) {
    $properties = parent::propertyDefinitions($field_definition);

    $properties['product_combo'] = MapDataDefinition::create()
      ->setLabel('Product Combo Reference');

    return $properties;
  }

  /**
   * {@inheritdoc}
   */
  public static function mainPropertyName() {
    return 'target_id';
  }


}