|
1
|
|
|
<?php |
|
2
|
|
|
|
|
3
|
|
|
|
|
4
|
|
|
namespace Vctls\IntervalGraph\Util; |
|
5
|
|
|
|
|
6
|
|
|
use DateInterval; |
|
7
|
|
|
use DateTime; |
|
8
|
|
|
use Exception; |
|
9
|
|
|
use Vctls\IntervalGraph\IntervalGraph; |
|
10
|
|
|
|
|
11
|
|
|
/** |
|
12
|
|
|
* Utility class for creating interval graphs. |
|
13
|
|
|
* |
|
14
|
|
|
* @package Vctls\IntervalGraph |
|
15
|
|
|
*/ |
|
16
|
|
|
class Date |
|
17
|
|
|
{ |
|
18
|
|
|
/** |
|
19
|
|
|
* Create an interval of dates from two integers and a value. |
|
20
|
|
|
* |
|
21
|
|
|
* @param $start |
|
22
|
|
|
* @param $end |
|
23
|
|
|
* @param mixed $value |
|
24
|
|
|
* @return array |
|
25
|
|
|
*/ |
|
26
|
|
|
public static function intv(int $start, int $end, $value = null): array |
|
27
|
|
|
{ |
|
28
|
|
|
$startDate = DateTime::createFromFormat('Y-m-d', '2019-01-01') |
|
29
|
|
|
->add(new DateInterval("P{$start}D"))->setTime(0, 0); |
|
30
|
|
|
$endDate = DateTime::createFromFormat('Y-m-d', '2019-01-01') |
|
31
|
|
|
->add(new DateInterval("P{$end}D"))->setTime(23, 59, 59); |
|
32
|
|
|
return [$startDate, $endDate, $value]; |
|
33
|
|
|
} |
|
34
|
|
|
|
|
35
|
|
|
/** |
|
36
|
|
|
* Create an IntervalGraph for handling dates. |
|
37
|
|
|
* |
|
38
|
|
|
* @param $intervals |
|
39
|
|
|
* @return IntervalGraph |
|
40
|
|
|
*/ |
|
41
|
|
|
public static function intvg($intervals = null): IntervalGraph |
|
42
|
|
|
{ |
|
43
|
|
|
$intvg = new IntervalGraph(); |
|
44
|
|
|
$intvg->getFlattener() |
|
45
|
|
|
->setSubstractStep(static function (DateTime $bound) { |
|
46
|
|
|
return (clone $bound)->sub(new DateInterval('PT1S')); |
|
47
|
|
|
}) |
|
48
|
|
|
->setAddStep(static function (DateTime $bound) { |
|
49
|
|
|
return (clone $bound)->add(new DateInterval('PT1S')); |
|
50
|
|
|
}); |
|
51
|
|
|
if (isset($intervals)) { |
|
52
|
|
|
$intvg->setIntervals($intervals); |
|
53
|
|
|
} |
|
54
|
|
|
return $intvg; |
|
55
|
|
|
} |
|
56
|
|
|
|
|
57
|
|
|
/** |
|
58
|
|
|
* Generate a random date. |
|
59
|
|
|
* |
|
60
|
|
|
* @param int $min |
|
61
|
|
|
* @param int $max |
|
62
|
|
|
* @return DateTime |
|
63
|
|
|
*/ |
|
64
|
|
|
public static function rdm($min = 1514764800, $max = 1577750400): ?DateTime |
|
65
|
|
|
{ |
|
66
|
|
|
try { |
|
67
|
|
|
return (new DateTime)->setTimestamp(random_int($min, $max)); |
|
68
|
|
|
} catch (Exception $e) { |
|
69
|
|
|
return null; |
|
70
|
|
|
} |
|
71
|
|
|
} |
|
72
|
|
|
} |
|
73
|
|
|
|
vctls /
php-interval-graph
