Ph3nol

<?php

use Symfony\Component\Translation\TranslatorInterface;

function format(\DateTime $date, TranslatorInterface $translator)
{
    $diff = date_create()->diff($date);
    $seconds = $diff->days * 86400 + $diff->h * 3600 + $diff->i * 60 + $diff->s;

    $format = $translator->transChoice('reldate', $seconds);