Same name and namespace in other branches

1. 11.x core/lib/Drupal/Core/Entity/Query/QueryBase.php \Drupal\Core\Entity\Query\QueryBase::alter()

Invoke hooks to allow modules to alter the entity query.

Modules may alter all queries or only those having a particular tag. Alteration happens before the query is prepared for execution, so that the alterations then get prepared in the same way.

Return value

$this Returns the called object.

1 call to QueryBase::alter()

Query::execute in core/lib/Drupal/Core/Config/Entity/Query/Query.php

Execute the query.

File

core/lib/Drupal/Core/Entity/Query/QueryBase.php, line 523

Class

QueryBase

The base entity query class.

Namespace

Drupal\Core\Entity\Query

Code

protected function alter() : QueryInterface {
  $hooks = [
    'entity_query',
    'entity_query_' . $this->getEntityTypeId(),
  ];
  if ($this->alterTags) {
    foreach ($this->alterTags as $tag => $value) {
      // Tags and entity type ids may well contain single underscores, and
      // 'tag' is a possible entity type id. Therefore use double underscores
      // to avoid collisions.
      $hooks[] = 'entity_query_tag__' . $tag;
      $hooks[] = 'entity_query_tag__' . $this->getEntityTypeId() . '__' . $tag;
    }
  }
  \Drupal::moduleHandler()->alter($hooks, $this);
  return $this;
}

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