Parameters

string $property_name: The name of the property.

bool $notify: (optional) Whether to forward the notification to the parent. Defaults to TRUE. By passing FALSE, overrides of this method can re-use the logic of parent classes without triggering notification.

Overrides Map::onChange

2 calls to EntityReferenceItem::onChange()

EntityReferenceItem::setValue in core/lib/Drupal/Core/Field/Plugin/Field/FieldType/EntityReferenceItem.php

Overrides \Drupal\Core\TypedData\TypedData::setValue().

EntityReferenceUuidItem::onChange in core/modules/jsonapi/tests/modules/jsonapi_test_field_type/src/Plugin/Field/FieldType/EntityReferenceUuidItem.php

React to changes to a child property or item.

1 method overrides EntityReferenceItem::onChange()

EntityReferenceUuidItem::onChange in core/modules/jsonapi/tests/modules/jsonapi_test_field_type/src/Plugin/Field/FieldType/EntityReferenceUuidItem.php

React to changes to a child property or item.

File

core/lib/Drupal/Core/Field/Plugin/Field/FieldType/EntityReferenceItem.php, line 285

Class

EntityReferenceItem

Defines the 'entity_reference' entity field type.

Namespace

Drupal\Core\Field\Plugin\Field\FieldType

Code

public function onChange($property_name, $notify = TRUE) {
  // Make sure that the target ID and the target property stay in sync.
  if ($property_name == 'entity') {
    $property = $this->get('entity');
    $target_id = $property->isTargetNew() ? NULL : $property->getTargetIdentifier();
    $this->writePropertyValue('target_id', $target_id);
  }
  elseif ($property_name == 'target_id') {
    $this->writePropertyValue('entity', $this->target_id);
  }
  parent::onChange($property_name, $notify);
}

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