Ojs\CoreBundle\Service\Twig\OjsExtension::getFilters PHP Метод

    public function getFilters()
    {
        return array(new \Twig_SimpleFilter('issn', array($this, 'issnValidateFilter')), new \Twig_SimpleFilter('pop', array($this, 'popFilter')), new \Twig_SimpleFilter('sanitize', array($this, 'sanitize')));
    }