FieldRepository::getSourceBy

public function getSourceBy(): Relation
{
	return
		(new Reference(
			'SOURCE_BY',
			StatusTable::class,
			Join::on('this.SOURCE_ID', 'ref.STATUS_ID')
				->where('ref.ENTITY_ID', '=', 'SOURCE')
			,
		))
			->configureTitle(Loc::getMessage('CRM_TYPE_ITEM_FIELD_SOURCE_ID'))
	;
}