Entity Listener example

services.yml

#UserBundle/Resources/config/services.yml
services:
    user_listener:
        class:  Domena\UserBundle\Listener\UserListener
        tags:
            - { name: doctrine.orm.entity_listener }

User.php

/**
 * @ORM\EntityListeners({"Domena\UserBundle\Listener\UserListener"})
 */
class User extends AbstractUser implements UserSecurityInterface
{}

UserListner.php

<?php

namespace Domena\UserBundle\Listener;

use Doctrine\ORM\Event\LifecycleEventArgs;
use Doctrine\ORM\Event\PreFlushEventArgs;
use Doctrine\ORM\Event\PreUpdateEventArgs;
use Doctrine\ORM\Mapping as ORM;
use Domena\UserBundle\Entity\Main\User;

/**
 * PrePersist/PostPersist is fired only when you are performing INSERT statement, not UPDATE statement. 
 * When testing, don't forget that the UPDATE statement is fired only when the entity attributes really change. If the Entity Manager is being called to persist that entity, it first looks if there are any changes. If not, no sql query is performed and no @PreUpdate method is called.
 *
 * Class UserListener
 * @package Domena\UserBundle\Listener
 */
class UserListener
{

    /**
     * @param User $user
     * @param LifecycleEventArgs $event
     */
    public function postPersist(User $user, LifecycleEventArgs $event)
    {
        dump('postPersist');
    }

    /**
     * @param User $user
     * @param LifecycleEventArgs $event
     */
    public function preFlush(User $user, PreFlushEventArgs $event)
    {
        dump('preFlush');
    }

    /**
     * @param User $user
     * @param LifecycleEventArgs $event
     */
    public function postUpdate(User $user, LifecycleEventArgs $event)
    {
        dump('postUpdate');
    }

    /**
     * @param User $user
     * @param LifecycleEventArgs $event
     */
    public function preUpdate(User $user, PreUpdateEventArgs $event)
    {
        dump('preUpdate');
    }
}