AS3CF_Filter::filter_post PHP Метод

    public function filter_post($content)
    {
        if (empty($content)) {
            // Nothing to filter, continue
            return $content;
        }
        $cache = $this->get_post_cache();
        $to_cache = array();
        $content = $this->process_content($content, $cache, $to_cache);
        $this->maybe_update_post_cache($to_cache);
        return $content;
    }