public function ViewsReferenceItem::isEmpty in Views Reference Field 8

Same name and namespace in other branches

1. 8.2 src/Plugin/Field/FieldType/ViewsReferenceItem.php \Drupal\viewsreference\Plugin\Field\FieldType\ViewsReferenceItem::isEmpty()

Determines whether the data structure is empty.

Return value

bool TRUE if the data structure is empty, FALSE otherwise.

Overrides EntityReferenceItem::isEmpty

1 call to ViewsReferenceItem::isEmpty()

ViewsReferenceItem::hasNewEntity in src/Plugin/Field/FieldType/ViewsReferenceItem.php

Determines whether the item holds an unsaved entity.

File

src/Plugin/Field/FieldType/ViewsReferenceItem.php, line 136

Class

ViewsReferenceItem

Defines the 'viewsreference' entity field type.

Namespace

Drupal\viewsreference\Plugin\Field\FieldType

Code

public function isEmpty() {
  $return = parent::isEmpty();

  // Avoid loading the entity by first checking the 'display_id'.
  if ($this->display_id === NULL || $this->display_id == '') {
    return TRUE;
  }
  return $return;
}