woocommerce/includes/libraries/action-scheduler/classes/ActionScheduler_IntervalSch...

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<?php
/**
* Class ActionScheduler_IntervalSchedule
*/
class ActionScheduler_IntervalSchedule implements ActionScheduler_Schedule {
/** @var DateTime */
private $start = NULL;
private $start_timestamp = 0;
private $interval_in_seconds = 0;
public function __construct( DateTime $start, $interval ) {
$this->start = $start;
$this->interval_in_seconds = (int)$interval;
}
/**
* @param DateTime $after
*
* @return DateTime|null
*/
public function next( DateTime $after = NULL ) {
$after = empty($after) ? as_get_datetime_object('@0') : clone $after;
if ( $after > $this->start ) {
$after->modify('+'.$this->interval_in_seconds.' seconds');
return $after;
}
return clone $this->start;
}
/**
* @return bool
*/
public function is_recurring() {
return true;
}
/**
* @param DateTime $after
*
* @return DateTime|null
*/
public function interval_in_seconds() {
return $this->interval_in_seconds;
}
/**
* For PHP 5.2 compat, since DateTime objects can't be serialized
* @return array
*/
public function __sleep() {
$this->start_timestamp = $this->start->getTimestamp();
return array(
'start_timestamp',
'interval_in_seconds'
);
}
public function __wakeup() {
$this->start = as_get_datetime_object($this->start_timestamp);
}
}