/**
* @internal
* @param LocalDate $date
* @return int
*/
public static function getWeekBasedYear(LocalDate $date)
{
$year = $date->getYear();
$doy = $date->getDayOfYear();
if ($doy <= 3) {
$dow = $date->getDayOfWeek()->getValue() - 1;
if ($doy - $dow < -2) {
$year--;
}
} else {
if ($doy >= 363) {
$dow = $date->getDayOfWeek()->getValue() - 1;
$doy = $doy - 363 - ($date->isLeapYear() ? 1 : 0);
if ($doy - $dow >= 0) {
$year++;
}
}
}
return $year;
}
/**
* Gets the day-of-week field, which is an enum {@code DayOfWeek}.
* <p>
* This method returns the enum {@link DayOfWeek} for the day-of-week.
* This avoids confusion as to what {@code int} values mean.
* If you need access to the primitive {@code int} value then the enum
* provides the {@link DayOfWeek#getValue() int value}.
* <p>
* Additional information can be obtained from the {@code DayOfWeek}.
* This includes textual names of the values.
*
* @return DayOfWeek the day-of-week, not null
*/
public function getDayOfWeek()
{
return $this->date->getDayOfWeek();
}
/**
* @dataProvider data_week
*/
public function test_WBY(LocalDate $date, DayOfWeek $dow, $week, $wby)
{
$this->assertEquals($date->getDayOfWeek(), $dow);
$this->assertEquals(IsoFields::WEEK_BASED_YEAR()->getFrom($date), $wby);
$this->assertEquals($date->get(IsoFields::WEEK_BASED_YEAR()), $wby);
}
public function setFields(LocalDate $dt)
{
if ($dt !== null) {
$this->fields->put(ChronoField::YEAR(), $dt->getYear());
$this->fields->put(ChronoField::MONTH_OF_YEAR(), $dt->getMonthValue());
$this->fields->put(ChronoField::DAY_OF_MONTH(), $dt->getDayOfMonth());
$this->fields->put(ChronoField::DAY_OF_YEAR(), $dt->getDayOfYear());
$this->fields->put(ChronoField::DAY_OF_WEEK(), $dt->getDayOfWeek()->getValue());
$this->fields->put(IsoFields::WEEK_BASED_YEAR(), $dt->getLong(IsoFields::WEEK_BASED_YEAR()));
$this->fields->put(IsoFields::WEEK_OF_WEEK_BASED_YEAR(), $dt->getLong(IsoFields::WEEK_OF_WEEK_BASED_YEAR()));
}
}