ReportService.php

<?php

namespace ServicePlus\CoreBundle\Service;

use Doctrine\ORM\EntityManager;
use Doctrine\ORM\EntityNotFoundException;
use ServicePlus\CoreBundle\Entity\Company;
use ServicePlus\CoreBundle\Entity\Device;
use ServicePlus\CoreBundle\Entity\Report;
use Symfony\Component\EventDispatcher\EventDispatcher;
use Symfony\Component\EventDispatcher\GenericEvent;

class ReportService
{
    /** @var \Doctrine\ORM\EntityManager  */
    private $em;

    /** @var \Symfony\Component\EventDispatcher\EventDispatcher */
    private $dispatcher;

    /** @var \Doctrine\ORM\EntityRepository  */
    private $repo;

    public function __construct(EntityManager $em, EventDispatcher $dispatcher)
    {
        $this->em = $em;
        $this->repo = $this->em->getRepository('ServicePlusCoreBundle:Report');
        $this->dispatcher = $dispatcher;
    }

    /**
     * @param array $data
     */
    public function generateFromForm(array $data)
    {
        /** @var Company $company */
        foreach ($data['companies'] as $company) {
            $report = $this->findReport($company, $data);
            if ($report) {
                if ($data['force_generate']) {
                    $this->removeReport($report);
                } else {
                    continue;
                }
            }
            $this->generateForCompany($company, $data);
        $this->dispatcher->dispatch('serviceplus.report.created', new GenericEvent(new Company()));
        }
    }
}

service.yml

services:
    serviceplus.mailer:
        class: ServicePlus\CoreBundle\Listener\MailerListener
        arguments:
            - @mailer
            - @twig
            - @router
        tags:
            - { name: kernel.event_listener, event: serviceplus.manager.created, method: managerCreatedEmail }
            - { name: kernel.event_listener, event: serviceplus.signup.account_created, method: onAccountCreated }
            - { name: kernel.event_listener, event: serviceplus.signup.account_activated, method: onAccountActivated }
            - { name: kernel.event_listener, event: serviceplus.device.transfer, method: onCertificateTransfer }
            - { name: kernel.event_listener, event: serviceplus.certificate.purchased, method: onCertificatePurchased }
            - { name: kernel.event_listener, event: serviceplus.certificate.created, method: onCertificatePurchased }
            - { name: kernel.event_listener, event: serviceplus.report.created, method: onReportCreated }

    serviceplus.service.report:
        class: ServicePlus\CoreBundle\Service\ReportService
        arguments:
            - @doctrine.orm.entity_manager
            - @event_dispatcher