/**
*
* @param string|\DateTime $start
* @param string|\DateTime $end
*/
public function __construct($start, $end)
{
$this->start = ToDate::normalizeDate($start);
$this->end = ToDate::normalizeDate($end);
if ($this->start->getTimestamp() > $this->end->getTimestamp()) {
throw new \InvalidArgumentException(sprintf('End needs to be before start, start was "%s", end was "%s"', $this->start->format('Y-m-d'), $this->end->format('Y-m-d')), 1414430503);
}
$this->rewind();
}
/**
* @param \DateTime $date
* @return boolean
*/
public function contains(\DateTime $date)
{
$testDate = ToDate::normalizeDate($date, $this->offset . ' days');
list($weekDay, $dayCheck, $year) = explode('-', $testDate->format('N-nd-Y'));
// easter is never after 25.04, never before 22.03 and always on a sunday
if ($dayCheck > 425 || $weekDay != 7 || $dayCheck < 322) {
return false;
}
if (!isset(self::$easterCache[$year])) {
$easterDate = new \DateTime('21-03-' . $year);
$easterDate->modify(easter_days($year) . ' days');
self::$easterCache[$year] = $easterDate;
} else {
$easterDate = self::$easterCache[$year];
}
return $testDate == $easterDate;
}
/**
* @param \DateTime $date
* @return boolean
*/
public function contains(\DateTime $date)
{
$date = ToDate::normalizeDate($date);
if ($this->dayOfWeek != $date->format('N')) {
return false;
}
foreach ($this->weeksOfMonth as $weekOfMonth) {
$testDate = new \DateTime($date->format('Y-m-01'));
if ($weekOfMonth < 0) {
$testDate->add(new \DateInterval('P1M'));
}
$testDate->modify($weekOfMonth . ' ' . self::$PUKOOL[$this->dayOfWeek]);
if ($date == $testDate) {
return true;
}
}
return false;
}
/**
*
* @param \DateTime $date
* @return boolean
*/
public function contains(\DateTime $date)
{
return $this->date == ToDate::normalizeDate($date);
}
/**
*
* @param \DateTime $date
* @return boolean
*/
public function contains(\DateTime $date)
{
$days = $this->date->diff(ToDate::normalizeDate($date))->days;
return $days % $this->offsetInDays === 0;
}
