public function DeployIterator::current in Deploy - Content Staging 7.2

Same name and namespace in other branches

1. 7.3 includes/DeployIterator.inc \DeployIterator::current()

We override this method since we need to return UUID entities, with some extra hooks.

Overrides EntityDependencyIterator::current

See also

http://www.odata.org/developers/protocols

File

includes/DeployIterator.inc, line 32

Deploy interator implementation.

Class

DeployIterator

Iterator class which does the heavy lifting for detecting dependencies.

Code

public function current() {
  $current = current($this->entities);

  // Load and cache the entity info.
  if (!isset(self::$entity_info[$current['type']])) {
    self::$entity_info[$current['type']] = entity_get_info($current['type']);
  }
  $uuids = entity_get_uuid_by_id($current['type'], array(
    $current['id'],
  ));
  $uuid = reset($uuids);
  $conditions = array();
  $unique_id = $current['id'];
  if (!empty($current['revision_id']) && !empty(self::$entity_info[$current['type']]['entity keys']['revision uuid'])) {
    $revision_key = self::$entity_info[$current['type']]['entity keys']['revision uuid'];
    $revisions = entity_get_uuid_by_id($current['type'], array(
      $current['revision_id'],
    ), TRUE);
    $conditions[$revision_key] = reset($revisions);
    $unique_id .= "-{$current['revision_id']}";
  }

  // Load the current entity with UUID.
  $entities = entity_uuid_load($current['type'], array(
    $uuid,
  ), $conditions);
  $entity = reset($entities);

  // Add necessary metadata to the entity.
  $cause = FALSE;
  if (!empty($this->causes[$current['type']][$current['id']])) {
    $cause_type = $this->causes[$current['type']][$current['id']]['type'];
    $cause_id = $this->causes[$current['type']][$current['id']]['id'];
    $cause_uuids = entity_get_uuid_by_id($cause_type, array(
      $cause_id,
    ));
    $cause_uuid = reset($cause_uuids);
    $cause = $cause_type . '/' . $cause_uuid;
  }
  $entity->__metadata = array(
    'type' => $current['type'],
    'uri' => $current['type'] . '/' . $uuid,
    'cause' => $cause,
  );

  // Now mark this as traversed.
  $this->traversed[$current['type']][$unique_id] = TRUE;

  // Let other modules have their say.
  drupal_alter('deploy_entity', $entity, $current['type']);
  return $entity;
}