defender-security / vendor / thecodingmachine / safe / lib / DateTimeImmutable.php

DateTimeImmutable.php in Defender Security – Malware Scanner, Login Security & Firewall 5.8.1, at vendor/thecodingmachine/safe/lib/DateTimeImmutable.php

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1	<?php
2
3	namespace Safe;
4
5	use DateInterval;
6	use DateTime;
7	use DateTimeInterface;
8	use DateTimeZone;
9	use Safe\Exceptions\DatetimeException;
10
11	/**
12	* This class is used to implement a safe version of the DatetimeImmutable class.
13	* While it technically overloads \DateTimeImmutable for typehint compatibility,
14	* it is actually used as a wrapper of \DateTimeImmutable, mostly to be able to overwrite functions like getTimestamp() while still being able to edit milliseconds via setTime().
15	*/
16	class DateTimeImmutable extends \DateTimeImmutable
17	{
18	/**
19	* @var \DateTimeImmutable
20	*/
21	private $innerDateTime;
22
23	/**
24	* DateTimeImmutable constructor.
25	* @param string $time
26	* @param DateTimeZone\|null $timezone
27	* @throws \Exception
28	*/
29	public function __construct($time = 'now', $timezone = null)
30	{
31	parent::__construct($time, $timezone);
32	$this->innerDateTime = new parent($time, $timezone);
33	}
34
35	//switch between regular datetime and safe version
36	public static function createFromRegular(\DateTimeImmutable $datetime): self
37	{
38	$safeDatetime = new self($datetime->format('Y-m-d H:i:s.u'), $datetime->getTimezone()); //we need to also update the wrapper to not break the operators '<' and '>'
39	$safeDatetime->innerDateTime = $datetime; //to make sure we don't lose information because of the format().
40	return $safeDatetime;
41	}
42
43	//usefull if you need to switch back to regular DateTimeImmutable (for example when using DatePeriod)
44	public function getInnerDateTime(): \DateTimeImmutable
45	{
46	return $this->innerDateTime;
47	}
48
49	/////////////////////////////////////////////////////////////////////////////
50	// overload functions with false errors
51
52	/**
53	* @param string $format
54	* @param string $time
55	* @param DateTimeZone\|null $timezone
56	* @throws DatetimeException
57	*/
58	public static function createFromFormat($format, $time, $timezone = null): self
59	{
60	$datetime = parent::createFromFormat($format, $time, $timezone);
61	if ($datetime === false) {
62	throw DatetimeException::createFromPhpError();
63	}
64	return self::createFromRegular($datetime);
65	}
66
67	/**
68	* @param string $format
69	* @return string
70	* @throws DatetimeException
71	*/
72	public function format($format): string
73	{
74	/** @var string\|false $result */
75	$result = $this->innerDateTime->format($format);
76	if ($result === false) {
77	throw DatetimeException::createFromPhpError();
78	}
79	return $result;
80	}
81
82	/**
83	* @param DateTimeInterface $datetime2
84	* @param bool $absolute
85	* @return DateInterval
86	* @throws DatetimeException
87	*/
88	public function diff($datetime2, $absolute = false): DateInterval
89	{
90	/** @var \DateInterval\|false $result */
91	$result = $this->innerDateTime->diff($datetime2, $absolute);
92	if ($result === false) {
93	throw DatetimeException::createFromPhpError();
94	}
95	return $result;
96	}
97
98	/**
99	* @param string $modify
100	* @return DateTimeImmutable
101	* @throws DatetimeException
102	*/
103	public function modify($modify): self
104	{
105	/** @var \DateTimeImmutable\|false $result */
106	$result = $this->innerDateTime->modify($modify);
107	if ($result === false) {
108	throw DatetimeException::createFromPhpError();
109	}
110	return self::createFromRegular($result); //we have to recreate a safe datetime because modify create a new instance of \DateTimeImmutable
111	}
112
113	/**
114	* @param int $year
115	* @param int $month
116	* @param int $day
117	* @return DateTimeImmutable
118	* @throws DatetimeException
119	*/
120	public function setDate($year, $month, $day): self
121	{
122	/** @var \DateTimeImmutable\|false $result */
123	$result = $this->innerDateTime->setDate($year, $month, $day);
124	if ($result === false) {
125	throw DatetimeException::createFromPhpError();
126	}
127	return self::createFromRegular($result); //we have to recreate a safe datetime because modify create a new instance of \DateTimeImmutable
128	}
129
130	/**
131	* @param int $year
132	* @param int $week
133	* @param int $day
134	* @return DateTimeImmutable
135	* @throws DatetimeException
136	*/
137	public function setISODate($year, $week, $day = 1): self
138	{
139	/** @var \DateTimeImmutable\|false $result */
140	$result = $this->innerDateTime->setISODate($year, $week, $day);
141	if ($result === false) {
142	throw DatetimeException::createFromPhpError();
143	}
144	return self::createFromRegular($result); //we have to recreate a safe datetime because modify create a new instance of \DateTimeImmutable
145	}
146
147	/**
148	* @param int $hour
149	* @param int $minute
150	* @param int $second
151	* @param int $microseconds
152	* @return DateTimeImmutable
153	* @throws DatetimeException
154	*/
155	public function setTime($hour, $minute, $second = 0, $microseconds = 0): self
156	{
157	/** @var \DateTimeImmutable\|false $result */
158	$result = $this->innerDateTime->setTime($hour, $minute, $second, $microseconds);
159	if ($result === false) {
160	throw DatetimeException::createFromPhpError();
161	}
162	return self::createFromRegular($result);
163	}
164
165	/**
166	* @param int $unixtimestamp
167	* @return DateTimeImmutable
168	* @throws DatetimeException
169	*/
170	public function setTimestamp($unixtimestamp): self
171	{
172	/** @var \DateTimeImmutable\|false $result */
173	$result = $this->innerDateTime->setTimestamp($unixtimestamp);
174	if ($result === false) {
175	throw DatetimeException::createFromPhpError();
176	}
177	return self::createFromRegular($result);
178	}
179
180	/**
181	* @param DateTimeZone $timezone
182	* @return DateTimeImmutable
183	* @throws DatetimeException
184	*/
185	public function setTimezone($timezone): self
186	{
187	/** @var \DateTimeImmutable\|false $result */
188	$result = $this->innerDateTime->setTimezone($timezone);
189	if ($result === false) {
190	throw DatetimeException::createFromPhpError();
191	}
192	return self::createFromRegular($result);
193	}
194
195	/**
196	* @param DateInterval $interval
197	* @return DateTimeImmutable
198	* @throws DatetimeException
199	*/
200	public function sub($interval): self
201	{
202	/** @var \DateTimeImmutable\|false $result */
203	$result = $this->innerDateTime->sub($interval);
204	if ($result === false) {
205	throw DatetimeException::createFromPhpError();
206	}
207	return self::createFromRegular($result);
208	}
209
210	/**
211	* @throws DatetimeException
212	*/
213	public function getOffset(): int
214	{
215	/** @var int\|false $result */
216	$result = $this->innerDateTime->getOffset();
217	if ($result === false) {
218	throw DatetimeException::createFromPhpError();
219	}
220	return $result;
221	}
222
223	//////////////////////////////////////////////////////////////////////////////////////////
224	//overload getters to use the inner datetime immutable instead of itself
225
226	/**
227	* @param DateInterval $interval
228	* @return DateTimeImmutable
229	*/
230	public function add($interval): self
231	{
232	return self::createFromRegular($this->innerDateTime->add($interval));
233	}
234
235	/**
236	* @param DateTime $dateTime
237	* @return DateTimeImmutable
238	*/
239	public static function createFromMutable($dateTime): self
240	{
241	return self::createFromRegular(parent::createFromMutable($dateTime));
242	}
243
244	/**
245	* @param mixed[] $array
246	* @return DateTimeImmutable
247	*/
248	public static function __set_state($array): self
249	{
250	return self::createFromRegular(parent::__set_state($array));
251	}
252
253	public function getTimezone(): DateTimeZone
254	{
255	return $this->innerDateTime->getTimezone();
256	}
257
258	public function getTimestamp(): int
259	{
260	return $this->innerDateTime->getTimestamp();
261	}
262	}
263