is::getLocationCodeToIdMap

protected function getLocationCodeToIdMap($codes)
{
	$i = -1;
	$buffer = array();
	$result = array();
	foreach($codes as $code)
	{
		$i++;

		if($i == self::MAX_CODE_FETCH_BLOCK_LEN)
		{
			$this->getLocationCodeToIdMapQuery($buffer, $result);

			$buffer = array();
			$i = -1;
		}

		$buffer[] = $code;
	}

	// last iteration
	$this->getLocationCodeToIdMapQuery($buffer, $result);

	return $result;
}