protected function get_required( \WP_Post $post = null){
        if( current_user_can('edit_posts') ){
            $url = admin_url('post-new.php?post_type='.$this->post_type);
            $post_type_obj = get_post_type_object($this->post_type);
            $tip = esc_html(sprintf($this->__('Add new %s'), $post_type_obj->labels->name));
            $input = <<<HTML
<a href="{$url}" data-tooltip-title="{$tip}"><i class="dashicons dashicons-plus-alt"></i></a>
HTML;
            return $input.parent::get_required($post);
        }else{
            return parent::get_required($post);
        }

    }