/**
  * Add limit to query parts
  *
  * @param \Evoweb\StoreFinder\Domain\Model\Constraint $constraint
  * @param array $queryParts
  * @return array
  */
 protected function addLimitQueryParts($constraint, $queryParts)
 {
     $limit = (int) $this->settings['limit'];
     $page = 0;
     if ($constraint->getLimit()) {
         $limit = $constraint->getLimit();
     }
     if ($constraint->getPage()) {
         $page = $constraint->getPage() * $limit;
     }
     if ($limit) {
         $queryParts['LIMIT'] = $page . ',' . $limit;
     }
     return $queryParts;
 }