api/src/Article/Repository/ParagraphRepository.php
<?php
/**
* Copyright (c) 2018, MOBICOOP. All rights reserved.
* This project is dual licensed under AGPL and proprietary licence.
***************************
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <gnu.org/licenses>.
***************************
* Licence MOBICOOP described in the file
* LICENSE
**************************/
namespace App\Article\Repository;
use App\Article\Entity\Paragraph;
use Doctrine\ORM\EntityManagerInterface;
use Doctrine\ORM\EntityRepository;
/**
* @method Paragraph|null find($id, $lockMode = null, $lockVersion = null)
* @method Paragraph|null findOneBy(array $criteria, array $orderBy = null)
* @method Paragraph[] findAll()
* @method Paragraph[] findBy(array $criteria, array $orderBy = null, $limit = null, $offset = null)
*/
class ParagraphRepository
{
/**
* @var EntityRepository
*/
private $repository;
public function __construct(EntityManagerInterface $entityManager)
{
$this->repository = $entityManager->getRepository(Paragraph::class);
}
public function find(int $id): ?Paragraph
{
return $this->repository->find($id);
}
/**
* Find the following paragraph of a given paragraph.
*
* @param Paragraph $paragraph
* @return Paragraph
*/
public function findNext(Paragraph $paragraph)
{
$query = $this->repository->createQueryBuilder('p')
->andWhere('p.position = :position')
->andWhere('p.section = :section')
->setParameter('position', $paragraph->getPosition()+1)
->setParameter('section', $paragraph->getSection())
->getQuery();
return $query->getOneOrNullResult()
;
}
/**
* Find the previous paragraph of a given paragraph.
*
* @param Paragraph $paragraph
* @return Paragraph
*/
public function findPrevious(Paragraph $paragraph)
{
$query = $this->repository->createQueryBuilder('p')
->andWhere('p.position = :position')
->andWhere('p.section = :section')
->setParameter('position', $paragraph->getPosition()-1)
->setParameter('section', $paragraph->getSection())
->getQuery();
return $query->getOneOrNullResult()
;
}
}