Publication\Model\Publication::updateFields PHP Method

    public function updateFields($data)
    {
        if (!$this->getSlug()) {
            $this->setSlug(Transliterator::slugify($data['title']));
        }
        if (!$this->getMetaTitle()) {
            $this->setMetaTitle($data['title']);
        }
        $this->setPreviewInner(isset($data['preview_inner']) ? 1 : 0);
    }