/**
* {@inheritdoc}
*
* @see pager_find_page()
*/
public function getContext($pager_id = NULL)
{
// The value of the 'page' query argument contains the information that
// controls *all* pagers.
if ($pager_id === NULL) {
return 'pager' . $this->requestStack->getCurrentRequest()->query->get('page', '');
}
return 'pager.' . $pager_id . '.' . pager_find_page($pager_id);
}
/**
* Gets the total number of results and initialize a pager for the query.
*
* The pager can be disabled by either setting the pager limit to 0, or by
* setting this query to be a count query.
*/
protected function initializePager()
{
if ($this->pager && !empty($this->pager['limit']) && !$this->count) {
$page = pager_find_page($this->pager['element']);
$count_query = clone $this;
$this->pager['total'] = $count_query->count()->execute();
$this->pager['start'] = $page * $this->pager['limit'];
pager_default_initialize($this->pager['total'], $this->pager['limit'], $this->pager['element']);
$this->range($this->pager['start'], $this->pager['limit']);
}
}
