public function EntityStorageBase::loadMultiple in Zircon Profile 8

Same name and namespace in other branches

1. 8.0 core/lib/Drupal/Core/Entity/EntityStorageBase.php \Drupal\Core\Entity\EntityStorageBase::loadMultiple()

Loads one or more entities.

Parameters

$ids: An array of entity IDs, or NULL to load all entities.

Return value

\Drupal\Core\Entity\EntityInterface[] An array of entity objects indexed by their IDs. Returns an empty array if no matching entities are found.

Overrides EntityStorageInterface::loadMultiple

13 calls to EntityStorageBase::loadMultiple()

CommentStorage::loadThread in core/modules/comment/src/CommentStorage.php

To display threaded comments in the correct order we keep a 'thread' field and order by that value. This field keeps this data in a way which is easy to update and convenient to use.

ConfigEntityStorage::loadMultipleOverrideFree in core/lib/Drupal/Core/Config/Entity/ConfigEntityStorage.php

Loads one or more entities in their original form without overrides.

EntityStorageBase::load in core/lib/Drupal/Core/Entity/EntityStorageBase.php

Loads one entity.

EntityStorageBase::loadByProperties in core/lib/Drupal/Core/Entity/EntityStorageBase.php

Load entities by their property values.

FieldConfigStorage::loadByProperties in core/modules/field/src/FieldConfigStorage.php

Load entities by their property values.

... See full list

2 methods override EntityStorageBase::loadMultiple()

ContentEntityNullStorage::loadMultiple in core/lib/Drupal/Core/Entity/ContentEntityNullStorage.php

Loads one or more entities.

MigrationStorage::loadMultiple in core/modules/migrate/src/MigrationStorage.php

Loads one or more entities.

File

core/lib/Drupal/Core/Entity/EntityStorageBase.php, line 224

Contains \Drupal\Core\Entity\EntityStorageBase.

Class

EntityStorageBase

A base entity storage class.

Namespace

Drupal\Core\Entity

Code

public function loadMultiple(array $ids = NULL) {
  $entities = array();

  // Create a new variable which is either a prepared version of the $ids
  // array for later comparison with the entity cache, or FALSE if no $ids
  // were passed. The $ids array is reduced as items are loaded from cache,
  // and we need to know if it's empty for this reason to avoid querying the
  // database when all requested entities are loaded from cache.
  $passed_ids = !empty($ids) ? array_flip($ids) : FALSE;

  // Try to load entities from the static cache, if the entity type supports
  // static caching.
  if ($this->entityType
    ->isStaticallyCacheable() && $ids) {
    $entities += $this
      ->getFromStaticCache($ids);

    // If any entities were loaded, remove them from the ids still to load.
    if ($passed_ids) {
      $ids = array_keys(array_diff_key($passed_ids, $entities));
    }
  }

  // Load any remaining entities from the database. This is the case if $ids
  // is set to NULL (so we load all entities) or if there are any ids left to
  // load.
  if ($ids === NULL || $ids) {
    $queried_entities = $this
      ->doLoadMultiple($ids);
  }

  // Pass all entities loaded from the database through $this->postLoad(),
  // which attaches fields (if supported by the entity type) and calls the
  // entity type specific load callback, for example hook_node_load().
  if (!empty($queried_entities)) {
    $this
      ->postLoad($queried_entities);
    $entities += $queried_entities;
  }
  if ($this->entityType
    ->isStaticallyCacheable()) {

    // Add entities to the cache.
    if (!empty($queried_entities)) {
      $this
        ->setStaticCache($queried_entities);
    }
  }

  // Ensure that the returned array is ordered the same as the original
  // $ids array if this was passed in and remove any invalid ids.
  if ($passed_ids) {

    // Remove any invalid ids from the array.
    $passed_ids = array_intersect_key($passed_ids, $entities);
    foreach ($entities as $entity) {
      $passed_ids[$entity
        ->id()] = $entity;
    }
    $entities = $passed_ids;
  }
  return $entities;
}