public function calendarUrlArray(array $url, ChronosInterface $dateTime) {
		$year = $this->retrieveYearFromDate($dateTime);
		$month = $this->retrieveMonthFromDate($dateTime);

		$currentYear = (int)date('Y');
		$currentMonth = (int)date('n');

		if ($year === (int)$currentYear && $month === (int)$currentMonth) {
			return $url;
		}

		$url[] = $year;
		$url[] = $this->formatMonth($month);

		return $url;
	}