/**
* {@inheritdoc}
*/
public function query() {
// When there are exposed sorts, the "exposed form" plugin will set
// $query->orderby to an empty array. Therefore, if that property is set,
// we here remove all previous sorts.
// @todo Is this still true in D8?
// @todo Check whether #2145547 is still a problem here.
if (isset($this->query->orderby)) {
unset($this->query->orderby);
$sort = &$this->query->getSort();
$sort = array();
}
$this->query->sort($this->realField, $this->options['order']);
}
