protected function getFullSlider($onEachSide)
    {
        $currentPage = $this->currentPage();

        $slider = $this->getUrlRange(
            $currentPage - $onEachSide,
            $currentPage + $onEachSide
        );

        $lastPage = $this->lastPage();

        return array(
            'first'  => $this->getUrlRange(1, 2),
            'slider' => $slider,
            'last'   => $this->getUrlRange($lastPage - 1, $lastPage),
        );
    }