protected function offsetLatestValue($latestQuarterValue, $offset)
{
// convering number of quarters to number of months
$monthOffset = $offset * 3;
$datetime = new DateTime($latestQuarterValue);
$datetime->sub(new DateInterval("P{$monthOffset}M"));
return $datetime->format(DateDataTypeHandler::getDateMask());
}
public static function adjustToFirstDayOfFiscalYear($date)
{
$proxy = new DateTimeProxy(new DateTime($date));
list($fiscalYear) = DateDimensionConfiguration::getFiscalMonth($proxy->getYear(), $proxy->getMonth());
// converting the date to the first day of corresponding year
$adjustedDateTime = new DateTime();
$adjustedDateTime->setDate($fiscalYear, 1, 1);
return $adjustedDateTime->format(DateDataTypeHandler::getDateMask());
}
