protected function compile()
{
if ($this->linkTitle == '') {
$this->linkTitle = $GLOBALS['TL_LANG']['MSC']['backToTop'];
}
$this->Template->label = $this->linkTitle;
$this->Template->title = \StringUtil::specialchars($this->linkTitle);
$this->Template->request = ampersand(\Environment::get('request'), true);
}