ElementList::getPaginationParams

protected function getPaginationParams(&$params)
{
	$params['DISPLAY_TOP_PAGER'] = isset($params['DISPLAY_TOP_PAGER']) && $params['DISPLAY_TOP_PAGER'] === 'Y';
	$params['DISPLAY_BOTTOM_PAGER'] = !isset($params['DISPLAY_BOTTOM_PAGER']) || $params['DISPLAY_BOTTOM_PAGER'] !== 'N';
	$params['LAZY_LOAD'] = isset($params['LAZY_LOAD']) && $params['LAZY_LOAD'] === 'Y' ? 'Y' : 'N';

	if ($params['DISPLAY_TOP_PAGER'] || $params['DISPLAY_BOTTOM_PAGER'] || $params['LAZY_LOAD'] === 'Y')
	{
		CPageOption::SetOptionString('main', 'nav_page_in_session', 'N');
		$params['PAGER_TITLE'] = isset($params['PAGER_TITLE']) ? trim($params['PAGER_TITLE']) : '';
		$params['PAGER_SHOW_ALWAYS'] = isset($params['PAGER_SHOW_ALWAYS']) && $params['PAGER_SHOW_ALWAYS'] === 'Y';
		$params['PAGER_TEMPLATE'] = isset($params['PAGER_TEMPLATE']) ? trim($params['PAGER_TEMPLATE']) : '';
		$params['PAGER_DESC_NUMBERING'] = isset($params['PAGER_DESC_NUMBERING']) && $params['PAGER_DESC_NUMBERING'] === 'Y';
		$params['PAGER_DESC_NUMBERING_CACHE_TIME'] = (int)$params['PAGER_DESC_NUMBERING_CACHE_TIME'];
		$params['PAGER_SHOW_ALL'] = isset($params['PAGER_SHOW_ALL']) && $params['PAGER_SHOW_ALL'] === 'Y';
		$params['LOAD_ON_SCROLL'] = isset($params['LOAD_ON_SCROLL']) && $params['LOAD_ON_SCROLL'] === 'Y' ? 'Y' : 'N';
		$params['MESS_BTN_LAZY_LOAD'] = isset($params['MESS_BTN_LAZY_LOAD']) ? trim($params['MESS_BTN_LAZY_LOAD']) : '';
	}
	else
	{
		$this->setPaginationMode(false);
		$params['PAGER_SHOW_ALWAYS'] = false;
		$params['PAGER_SHOW_ALL'] = false;
		$params['LOAD_ON_SCROLL'] = 'N';
	}
	if ($params['LAZY_LOAD'] === 'Y' && $params['LOAD_ON_SCROLL'] === 'Y')
	{
		$params['DEFERRED_LOAD'] = isset($params['DEFERRED_LOAD']) && $params['DEFERRED_LOAD'] === 'Y' ? 'Y' : 'N';
	}
	else
	{
		$params['DEFERRED_LOAD'] = 'N';
	}
}