public function sortBy($sKey = '', $deep = 0)
{
if ($sKey) {
self::$sortParam = $sKey;
if (self::$sortParam != $this->groupKey) {
if ($this->_hotels) {
uasort($this->_hotels, 'HotelStack::compareHotelsByHotelsParams');
} elseif ($this->hotelStacks) {
if ($deep != 0) {
foreach ($this->hotelStacks as $i => $hotelStack) {
$this->hotelStacks[$i]->sortBy($sKey, $deep - 1);
}
}
//echo "sorting hotelStacks<br>";
try {
uasort($this->hotelStacks, 'HotelStack::compareStacksByHotelsParams');
} catch (CException $e) {
//echo "group: {$this->groupKey}";
print_r($this->hotelStacks);
}
} else {
return false;
}
}
}
return $this;
}
