CCalendarEvent::convertDateToCulture

static function convertDateToCulture(string $str): string
{
	if (CCalendar::DFormat(false) !== ExcludedDatesCollection::EXCLUDED_DATE_FORMAT)
	{
		if (preg_match_all("/(d{2}).(d{2}).(d{4})/", $str, $matches))
		{
			foreach ($matches[0] as $index => $match)
			{
				$newValue = CCalendar::Date(
					mktime(
						0,
						0,
						0,
						$matches[2][$index],
						$matches[1][$index],
						$matches[3][$index]
					),
					false
				);
				$str = str_replace($match, $newValue, $str);
			}
		}
	}

	return $str;
}