function entity_extract_ids

7.x common.inc entity_extract_ids($entity_type, $entity)

Helper function to extract id, vid, and bundle name from an entity.

Parameters

$entity_type: The entity type; e.g. 'node' or 'user'.

$entity: The entity from which to extract values.

Return value

A numerically indexed array (not a hash table) containing these elements:

  • 0: Primary ID of the entity.
  • 1: Revision ID of the entity, or NULL if $entity_type is not versioned.
  • 2: Bundle name of the entity, or NULL if $entity_type has no bundles.
42 calls to entity_extract_ids()
entity_form_submit_build_entity in drupal/includes/common.inc
Copies submitted values to entity properties for simple entity forms.
entity_uri in drupal/includes/common.inc
Returns the URI elements of an entity.
FieldBulkDeleteTestCase::_generateStubEntities in drupal/modules/field/tests/field.test
Convenience function for Field API tests.
field_attach_delete in drupal/modules/field/field.attach.inc
Delete field data for an existing entity. This deletes all revisions of field data for the entity.
field_attach_delete_revision in drupal/modules/field/field.attach.inc
Delete field data for a single revision of an existing entity. The passed entity must have a revision id attribute.

... See full list

File

drupal/includes/common.inc, line 7645
Common functions that many Drupal modules will need to reference.

Code

function entity_extract_ids($entity_type, $entity) {
  $info = entity_get_info($entity_type);

  // Objects being created might not have id/vid yet.
  $id = isset($entity->{$info['entity keys']['id']}) ? $entity->{$info['entity keys']['id']} : NULL;
  $vid = ($info['entity keys']['revision'] && isset($entity->{$info['entity keys']['revision']})) ? $entity->{$info['entity keys']['revision']} : NULL;

  if (!empty($info['entity keys']['bundle'])) {
    // Explicitly fail for malformed entities missing the bundle property.
    if (!isset($entity->{$info['entity keys']['bundle']}) || $entity->{$info['entity keys']['bundle']} === '') {
      throw new EntityMalformedException(t('Missing bundle property on entity of type @entity_type.', array('@entity_type' => $entity_type)));
    }
    $bundle = $entity->{$info['entity keys']['bundle']};
  }
  else {
    // The entity type provides no bundle key: assume a single bundle, named
    // after the entity type.
    $bundle = $entity_type;
  }

  return array($id, $vid, $bundle);
}