protected function Tables::ensureFieldTable

protected Tables::ensureFieldTable($index_prefix, &$field, $type, $langcode, $base_table, $entity_id_field, $field_id_field, $delta)

Join field table if necessary.

Parameters

$field_name: Name of the field.

Return value

string

Throws

\Drupal\Core\Entity\Query\QueryException

File

core/lib/Drupal/Core/Entity/Query/Sql/Tables.php, line 315

Class

Tables

Adds tables and fields to the SQL entity query.

Namespace

Drupal\Core\Entity\Query\Sql

Code

protected function ensureFieldTable($index_prefix, &$field, $type, $langcode, $base_table, $entity_id_field, $field_id_field, $delta) {
  $field_name = $field->getName();
  if (!isset($this->fieldTables[$index_prefix . $field_name])) {
    $entity_type_id = $this->sqlQuery->getMetaData('entity_type');
    /** @var \Drupal\Core\Entity\Sql\DefaultTableMapping $table_mapping */
    $table_mapping = $this->entityManager->getStorage($entity_type_id)->getTableMapping();
    $table = !$this->sqlQuery->getMetaData('all_revisions') ? $table_mapping->getDedicatedDataTableName($field) : $table_mapping->getDedicatedRevisionTableName($field);
    if ($field->getCardinality() != 1) {
      $this->sqlQuery->addMetaData('simple_query', FALSE);
    }
    $this->fieldTables[$index_prefix . $field_name] = $this->addJoin($type, $table, "%alias.$field_id_field = $base_table.$entity_id_field", $langcode, $delta);
  }
  return $this->fieldTables[$index_prefix . $field_name];
}