Add 24.1: Cleaning up Comments

src/Repository/CommentRepository.php

@@ -6,6 +6,7 @@
 use App\Entity\Conference;
 use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
 use Doctrine\Persistence\ManagerRegistry;
+use Doctrine\ORM\QueryBuilder;
 use Doctrine\ORM\Tools\Pagination\Paginator;
 
 /**
@@ -16,13 +17,38 @@
  */
 class CommentRepository extends ServiceEntityRepository
 {
+    private const DAYS_BEFORE_REJECTED_REMOVAL = 7;
+
     public const PAGINATOR_PER_PAGE = 2;
 
     public function __construct(ManagerRegistry $registry)
     {
         parent::__construct($registry, Comment::class);
     }
 
+    public function countOldRejected(): int
+    {
+        return $this->getOldRejectedQueryBuilder()->select('COUNT(c.id)')->getQuery()->getSingleScalarResult();
+    }
+
+    public function deleteOldRejected(): int
+    {
+        return $this->getOldRejectedQueryBuilder()->delete()->getQuery()->execute();
+    }
+
+    private function getOldRejectedQueryBuilder(): QueryBuilder
+    {
+        return $this->createQueryBuilder('c')
+            ->andWhere('c.state = :state_rejected or c.state = :state_spam')
+            ->andWhere('c.createdAt < :date')
+            ->setParameters([
+                'state_rejected' => 'rejected',
+                'state_spam' => 'spam',
+                'date' => new \DateTimeImmutable(-self::DAYS_BEFORE_REJECTED_REMOVAL.' days'),
+            ])
+        ;
+    }
+
     public function getCommentPaginator(Conference $conference, int $offset): Paginator
     {
         $query = $this->createQueryBuilder('c')