class Tables in Dynamic Entity Reference 8.2

Adds tables and fields to the SQL entity query.

Hierarchy

• class \Drupal\Core\Entity\Query\Sql\Tables implements TablesInterface uses DeprecatedServicePropertyTrait
  • class \Drupal\dynamic_entity_reference\Query\Tables

File

src/Query/Tables.php, line 13

Namespace

Drupal\dynamic_entity_reference\Query

class Tables extends BaseTables {

  /**
   * {@inheritdoc}
   */
  protected function addNextBaseTable(EntityType $entity_type, $table, $sql_column, FieldStorageDefinitionInterface $field_storage = NULL) {

    // Parent method is overridden in order to choose the correct columns to
    // join on (string or int for the id and type for the entity type
    // specifier).
    $entity_type_id_key = $entity_type
      ->getKey('id');
    $entity_type_id = $entity_type
      ->id();
    $join_condition_type = '';
    if ($field_storage && $field_storage
      ->getType() === 'dynamic_entity_reference' && $entity_type_id_key !== FALSE) {

      // DER basefield SQL column are named entity_name__target_id and
      // entity_name__target_type where as config field columns are named
      // field_name_target_id and field_name_target_type.
      $sql_column_type = str_replace('target_id', 'target_type', $sql_column);
      if (DynamicEntityReferenceItem::entityHasIntegerId($entity_type_id)) {
        $sql_column .= '_int';
      }

      // Prepare to modify the join with an entity type specifier. This can
      // prevent obscure cases where entities of different types (e.g. node vs.
      // taxonomy_term) with the same id are returned.
      $join_condition_type = " AND [{$table}].[{$sql_column_type}] = '{$entity_type_id}'";
    }
    $join_condition = "[%alias].[{$entity_type_id_key}] = [{$table}].[{$sql_column}]" . $join_condition_type;
    return $this->sqlQuery
      ->leftJoin($entity_type
      ->getBaseTable(), NULL, $join_condition);
  }

}

Members

Name	Modifiers	Type	Description	Overrides
DeprecatedServicePropertyTrait::__get	public	function	Allows to access deprecated/removed properties.
Tables::$caseSensitiveFields	protected	property	List of case sensitive fields.
Tables::$deprecatedProperties	protected	property
Tables::$entityFieldManager	protected	property	The entity field manager.
Tables::$entityTables	protected	property	Entity table array.
Tables::$entityTypeManager	protected	property	The entity type manager.
Tables::$fieldTables	protected	property	Field table array, key is table name, value is alias.
Tables::$sqlQuery	protected	property
Tables::addField	public	function	Adds a field to a database query. Overrides TablesInterface::addField	1
Tables::addJoin	protected	function	Adds a join to a given table.	1
Tables::addNextBaseTable	protected	function	Add the next entity base table. Overrides Tables::addNextBaseTable
Tables::ensureEntityTable	protected	function	Joins the entity table, if necessary, and returns the alias for it.
Tables::ensureFieldTable	protected	function	Join field table if necessary.
Tables::getTableMapping	protected	function	Gets the schema for the given table.
Tables::isFieldCaseSensitive	public	function	Determines whether the given field is case sensitive. Overrides TablesInterface::isFieldCaseSensitive
Tables::__construct	public	function		1