/**
  * Adds radius to query parts if present in contraints
  *
  * @param \Evoweb\StoreFinder\Domain\Model\Constraint $constraint
  * @param array $queryParts
  * @return array
  */
 protected function addRadiusQueryPart($constraint, $queryParts)
 {
     /** @var \TYPO3\CMS\Core\Database\DatabaseConnection $database */
     $database = $GLOBALS['TYPO3_DB'];
     if ($this->settings['distanceUnit'] == 'miles') {
         $constraint->setRadius(max($constraint->getRadius(), 1) * 1.6);
     }
     $queryParts['WHERE'] .= ' HAVING distance <= ' . $database->fullQuoteStr($constraint->getRadius(), '');
     return $queryParts;
 }