EntityHierarchySelectionDeriver.php in Entity Reference Hierarchy 3.x
File
src/Plugin/Derivative/EntityHierarchySelectionDeriver.php
View source
<?php
namespace Drupal\entity_hierarchy\Plugin\Derivative;
use Drupal\Component\Plugin\Derivative\DeriverBase;
use Drupal\Core\Entity\EntityFieldManagerInterface;
use Drupal\Core\Plugin\Discovery\ContainerDeriverInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
class EntityHierarchySelectionDeriver extends DeriverBase implements ContainerDeriverInterface {
protected $entityFieldManager;
public function __construct(EntityFieldManagerInterface $entityFieldManager) {
$this->entityFieldManager = $entityFieldManager;
}
public static function create(ContainerInterface $container, $base_plugin_id) {
return new static($container
->get('entity_field.manager'));
}
public function getDerivativeDefinitions($base_plugin_definition) {
foreach ($this->entityFieldManager
->getFieldMapByFieldType('entity_reference_hierarchy') as $entity_type_id => $info) {
foreach ($info as $field_name => $bundles) {
$fields = $this->entityFieldManager
->getFieldDefinitions($entity_type_id, reset($bundles['bundles']));
$sample_field_name = $field_name;
if (isset($fields[$field_name])) {
$sample_field_name = $fields[$field_name]
->getName();
}
$key = $entity_type_id;
$this->derivatives[$key] = $base_plugin_definition;
$this->derivatives[$key]['entity_types'] = [
$entity_type_id,
];
$this->derivatives[$key]['field_name'] = $field_name;
$this->derivatives[$key]['label'] = t('Selection with hierarchy (@field_name)', [
'@field_name' => $sample_field_name,
]);
$this->derivatives[$key]['base_plugin_label'] = (string) $base_plugin_definition['label'];
}
}
return parent::getDerivativeDefinitions($base_plugin_definition);
}
}