Use query builder

web/typo3conf/ext/ep_products/Classes/Domain/Repository/FaqRepository.php

@@ -27,24 +27,36 @@ namespace EP\EpProducts\Domain\Repository;
  *  This copyright notice MUST APPEAR in all copies of the script!
  ***************************************************************/
 
+use EP\EpProducts\Domain\Model\Faq;
+use TYPO3\CMS\Core\Database\Connection;
+use TYPO3\CMS\Core\Utility\GeneralUtility;
+use TYPO3\CMS\Extbase\Persistence\Generic\Mapper\DataMapper;
+
 class FaqRepository extends AbstractRepository
 {
 
     /**
      * @param string $uids
-     * @return \TYPO3\CMS\Extbase\Persistence\QueryResultInterface
+     * @return array
+     * @throws \Doctrine\DBAL\DBALException
      */
     public function findByUids($uids)
     {
-        $query = $this->createQuery();
-        $query->statement('
-            SELECT * FROM tx_epproducts_domain_model_faq 
-            WHERE uid IN (' . $uids . ')' .
-            ' ' .$GLOBALS['TSFE']->sys_page->enableFields('tx_epproducts_domain_model_faq') .
-            ' ORDER BY FIELD(uid, ' . $uids . ')
-        ');
+        /** @var DataMapper $dataMapper */
+        $dataMapper = GeneralUtility::makeInstance(DataMapper::class);
+        $qb = $this->getDbConnection()->createQueryBuilder();
 
-        return $query->execute();
+        $rows = $qb
+            ->select('*')
+            ->from('tx_epproducts_domain_model_faq')
+            ->where('uid IN (:uids)')
+            ->add('orderBy', 'FIELD(uid, ' . $uids . ')')
+            ->setParameter('uids', GeneralUtility::trimExplode(',', $uids), Connection::PARAM_INT_ARRAY)
+            ->execute()
+            ->fetchAll()
+        ;
+
+        return $dataMapper->map(Faq::class, $rows);
     }
 
 }