This repository has been archived by the owner on Jan 30, 2020. It is now read-only.
-
Notifications
You must be signed in to change notification settings - Fork 37
/
DateTimeFormatter.php
96 lines (83 loc) · 2.31 KB
/
DateTimeFormatter.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
<?php
/**
* Zend Framework (http://framework.zend.com/)
*
* @link http://github.com/zendframework/zf2 for the canonical source repository
* @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
namespace Zend\Filter;
use DateTime;
class DateTimeFormatter extends AbstractFilter
{
/**
* A valid format string accepted by date()
*
* @var string
*/
protected $format = DateTime::ISO8601;
/**
* Sets filter options
*
* @param array|\Traversable $options
*/
public function __construct($options = null)
{
if ($options) {
$this->setOptions($options);
}
}
/**
* Set the format string accepted by date() to use when formatting a string
*
* @param string $format
* @return self
*/
public function setFormat($format)
{
$this->format = $format;
return $this;
}
/**
* Filter a datetime string by normalizing it to the filters specified format
*
* @param DateTime|string|integer $value
* @throws Exception\InvalidArgumentException
* @return string
*/
public function filter($value)
{
try {
$result = $this->normalizeDateTime($value);
} catch (\Exception $e) {
// DateTime threw an exception, an invalid date string was provided
throw new Exception\InvalidArgumentException('Invalid date string provided', $e->getCode(), $e);
}
if ($result === false) {
return $value;
}
return $result;
}
/**
* Normalize the provided value to a formatted string
*
* @param string|int|DateTime $value
* @return string
*/
protected function normalizeDateTime($value)
{
if ($value === '' || $value === null) {
return $value;
}
if (! is_string($value) && ! is_int($value) && ! $value instanceof DateTime) {
return $value;
}
if (is_int($value)) {
//timestamp
$value = new DateTime('@' . $value);
} elseif (! $value instanceof DateTime) {
$value = new DateTime($value);
}
return $value->format($this->format);
}
}