LockTaxationSubscriber.php

<?php
/**
 * Created by PhpStorm.
 * User: cirykpopeye
 * Date: 2019-01-09
 * Time: 09:59
 */

namespace App\EventSubscriber;


use ApiPlatform\Core\EventListener\EventPriorities;
use App\Entity\Taxation;
use App\Exception\LockedException;
use App\Exception\TaxationLockedException;
use Doctrine\ORM\EntityManagerInterface;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpKernel\Event\GetResponseForControllerResultEvent;
use Symfony\Component\HttpKernel\KernelEvents;
use Symfony\Component\Security\Core\Security;
use Symfony\Contracts\Translation\TranslatorInterface;

class LockTaxationSubscriber implements EventSubscriberInterface
{
    private $em;
    private $security;
    private $translator;

    /**
     * LockTaxationSubscriber constructor.
     * @param Security $security
     */
    public function __construct(Security $security, EntityManagerInterface $em, TranslatorInterface $translator)
    {
        $this->security = $security;
        $this->em = $em;
        $this->translator = $translator;
    }

    public static function getSubscribedEvents()
    {
        return [
            KernelEvents::VIEW => ['handleStatus', EventPriorities::PRE_SERIALIZE]
        ];
    }

    public function handleStatus(GetResponseForControllerResultEvent $event)
    {
        $taxation = $event->getControllerResult();
        $method = $event->getRequest()->getMethod();

        if (!$taxation instanceof Taxation || Request::METHOD_GET !== $method) {
            return;
        }

        //-- Check status
        if (
            $taxation->getLocked() &&
            $taxation->getLockedBy() !== $this->security->getUser()
        ) {
            throw new LockedException($this->translator->trans('label.taxation_locked'));
        }
    }
}