function entity_reference_field_is_empty

Implements hook_field_is_empty().

File

drupal/core/modules/entity_reference/entity_reference.module, line 95

Provides a field that can reference other entities.

Code

function entity_reference_field_is_empty($item, $field) {
  if (empty($item['target_id']) && !empty($item['entity']) && $item['entity']
    ->isNew()) {

    // Allow auto-create entities.
    return FALSE;
  }
  return !isset($item['target_id']) || !is_numeric($item['target_id']);
}