static function snapMonth($dt, $direction)
{
$month = null;
$days = Std::int(($dt - 62135596800.0 - datetime__DateTime_DateTime_Impl_::yearStart($dt)) / 86400) + 1;
$month = datetime_utils_DateTimeMonthUtils::getMonth($days, datetime__DateTime_DateTime_Impl_::isLeapYear($dt));
$isLeap = datetime__DateTime_DateTime_Impl_::isLeapYear($dt);
switch ($direction) {
case -1:
return datetime__DateTime_DateTime_Impl_::yearStart($dt) + datetime_utils_DateTimeMonthUtils::toSeconds($month, $isLeap);
break;
case 1:
return datetime__DateTime_DateTime_Impl_::yearStart($dt) + datetime_utils_DateTimeMonthUtils::toSeconds($month, $isLeap) + datetime_utils_DateTimeMonthUtils::days($month, $isLeap) * 86400;
break;
case 0:
$previous = datetime__DateTime_DateTime_Impl_::yearStart($dt) + datetime_utils_DateTimeMonthUtils::toSeconds($month, $isLeap);
$next = datetime__DateTime_DateTime_Impl_::yearStart($dt) + datetime_utils_DateTimeMonthUtils::toSeconds($month, $isLeap) + datetime_utils_DateTimeMonthUtils::days($month, $isLeap) * 86400;
if ($next - ($dt - 62135596800.0) > $dt - 62135596800.0 - $previous) {
return $previous;
} else {
return $next;
}
break;
}
}
static function monthStart($this1, $month = null)
{
if ($month === null) {
$month = 0;
}
if ($month === 0) {
$days = Std::int(($this1 - 62135596800.0 - datetime__DateTime_DateTime_Impl_::yearStart($this1)) / 86400) + 1;
$month = datetime_utils_DateTimeMonthUtils::getMonth($days, datetime__DateTime_DateTime_Impl_::isLeapYear($this1));
}
return datetime__DateTime_DateTime_Impl_::yearStart($this1) + datetime_utils_DateTimeMonthUtils::toSeconds($month, datetime__DateTime_DateTime_Impl_::isLeapYear($this1));
}
static function addMonth($dt, $amount)
{
$month = null;
$month = datetime_utils_DateTimeUtils_4($amount, $dt, $month) + $amount;
if ($month >= 12) {
$years = Std::int($month / 12);
$time = datetime_utils_DateTimeUtils::addYear($dt, $years);
$dt = $time + 62135596800.0;
$month -= $years * 12;
} else {
if ($month < 0) {
$years1 = Std::int($month / 12) - 1;
$time1 = datetime_utils_DateTimeUtils::addYear($dt, $years1);
$dt = $time1 + 62135596800.0;
$month -= $years1 * 12;
}
}
$isLeap = datetime__DateTime_DateTime_Impl_::isLeapYear($dt);
$day = null;
$value = null;
$days1 = Std::int(($dt - 62135596800.0 - datetime__DateTime_DateTime_Impl_::yearStart($dt)) / 86400) + 1;
$value = datetime_utils_DateTimeMonthUtils::getMonthDay($days1, datetime__DateTime_DateTime_Impl_::isLeapYear($dt));
$max = datetime_utils_DateTimeMonthUtils::days($month, $isLeap);
if ($value < 1) {
$day = 1;
} else {
if ($value > $max) {
$day = $max;
} else {
$day = $value;
}
}
return datetime__DateTime_DateTime_Impl_::yearStart($dt) + datetime_utils_DateTimeMonthUtils::toSeconds($month, $isLeap) + ($day - 1) * 86400 + Std::int(($dt - Math::ffloor($dt / 86400) * 86400) / 3600) * 3600 + Std::int(($dt - Math::ffloor($dt / 3600) * 3600) / 60) * 60 + Std::int($dt - Math::ffloor($dt / 60) * 60);
}
