imagify / inc / Dependencies / ActionScheduler / classes / abstracts / ActionScheduler_Abstract_Schedule.php

ActionScheduler_Abstract_Schedule.php in Imagify Image Optimization: Optimize Images | Compress & Convert to WebP/AVIF trunk, at inc/Dependencies/ActionScheduler/classes/abstracts/ActionScheduler_Abstract_Schedule.php

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1	<?php
2
3	/**
4	* Class ActionScheduler_Abstract_Schedule
5	*/
6	abstract class ActionScheduler_Abstract_Schedule extends ActionScheduler_Schedule_Deprecated {
7
8	/**
9	* The date & time the schedule is set to run.
10	*
11	* @var DateTime
12	*/
13	private $scheduled_date = null;
14
15	/**
16	* Timestamp equivalent of @see $this->scheduled_date
17	*
18	* @var int
19	*/
20	protected $scheduled_timestamp = null;
21
22	/**
23	* Construct.
24	*
25	* @param DateTime $date The date & time to run the action.
26	*/
27	public function __construct( DateTime $date ) {
28	$this->scheduled_date = $date;
29	}
30
31	/**
32	* Check if a schedule should recur.
33	*
34	* @return bool
35	*/
36	abstract public function is_recurring();
37
38	/**
39	* Calculate when the next instance of this schedule would run based on a given date & time.
40	*
41	* @param DateTime $after Start timestamp.
42	* @return DateTime
43	*/
44	abstract protected function calculate_next( DateTime $after );
45
46	/**
47	* Get the next date & time when this schedule should run after a given date & time.
48	*
49	* @param DateTime $after Start timestamp.
50	* @return DateTime\|null
51	*/
52	public function get_next( DateTime $after ) {
53	$after = clone $after;
54	if ( $after > $this->scheduled_date ) {
55	$after = $this->calculate_next( $after );
56	return $after;
57	}
58	return clone $this->scheduled_date;
59	}
60
61	/**
62	* Get the date & time the schedule is set to run.
63	*
64	* @return DateTime\|null
65	*/
66	public function get_date() {
67	return $this->scheduled_date;
68	}
69
70	/**
71	* For PHP 5.2 compat, because DateTime objects can't be serialized
72	*
73	* @return array
74	*/
75	public function __sleep() {
76	$this->scheduled_timestamp = $this->scheduled_date->getTimestamp();
77	return array(
78	'scheduled_timestamp',
79	);
80	}
81
82	/**
83	* Wakeup.
84	*/
85	public function __wakeup() {
86	$this->scheduled_date = as_get_datetime_object( $this->scheduled_timestamp );
87	unset( $this->scheduled_timestamp );
88	}
89	}
90