upstream / vendor / symfony / console / Helper / Helper.php

Helper.php in UpStream: a Project Management Plugin for WordPress trunk, at vendor/symfony/console/Helper/Helper.php

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1	<?php
2
3	/*
4	* This file is part of the Symfony package.
5	*
6	* (c) Fabien Potencier <fabien@symfony.com>
7	*
8	* For the full copyright and license information, please view the LICENSE
9	* file that was distributed with this source code.
10	*/
11
12	namespace Symfony\Component\Console\Helper;
13
14	use Symfony\Component\Console\Formatter\OutputFormatterInterface;
15
16	/**
17	* Helper is the base class for all helper classes.
18	*
19	* @author Fabien Potencier <fabien@symfony.com>
20	*/
21	abstract class Helper implements HelperInterface
22	{
23	protected $helperSet = null;
24
25	/**
26	* {@inheritdoc}
27	*/
28	public function setHelperSet(HelperSet $helperSet = null)
29	{
30	$this->helperSet = $helperSet;
31	}
32
33	/**
34	* {@inheritdoc}
35	*/
36	public function getHelperSet()
37	{
38	return $this->helperSet;
39	}
40
41	/**
42	* Returns the length of a string, using mb_strwidth if it is available.
43	*
44	* @param string $string The string to check its length
45	*
46	* @return int The length of the string
47	*/
48	public static function strlen($string)
49	{
50	if (false === $encoding = mb_detect_encoding($string, null, true)) {
51	return \strlen($string);
52	}
53
54	return mb_strwidth($string, $encoding);
55	}
56
57	/**
58	* Returns the subset of a string, using mb_substr if it is available.
59	*
60	* @param string $string String to subset
61	* @param int $from Start offset
62	* @param int\|null $length Length to read
63	*
64	* @return string The string subset
65	*/
66	public static function substr($string, $from, $length = null)
67	{
68	if (false === $encoding = mb_detect_encoding($string, null, true)) {
69	return substr($string, $from, $length);
70	}
71
72	return mb_substr($string, $from, $length, $encoding);
73	}
74
75	public static function formatTime($secs)
76	{
77	static $timeFormats = [
78	[0, '< 1 sec'],
79	[1, '1 sec'],
80	[2, 'secs', 1],
81	[60, '1 min'],
82	[120, 'mins', 60],
83	[3600, '1 hr'],
84	[7200, 'hrs', 3600],
85	[86400, '1 day'],
86	[172800, 'days', 86400],
87	];
88
89	foreach ($timeFormats as $index => $format) {
90	if ($secs >= $format[0]) {
91	if ((isset($timeFormats[$index + 1]) && $secs < $timeFormats[$index + 1][0])
92	\|\| $index == \count($timeFormats) - 1
93	) {
94	if (2 == \count($format)) {
95	return $format[1];
96	}
97
98	return floor($secs / $format[2]).' '.$format[1];
99	}
100	}
101	}
102	}
103
104	public static function formatMemory($memory)
105	{
106	if ($memory >= 1024 * 1024 * 1024) {
107	return sprintf('%.1f GiB', $memory / 1024 / 1024 / 1024);
108	}
109
110	if ($memory >= 1024 * 1024) {
111	return sprintf('%.1f MiB', $memory / 1024 / 1024);
112	}
113
114	if ($memory >= 1024) {
115	return sprintf('%d KiB', $memory / 1024);
116	}
117
118	return sprintf('%d B', $memory);
119	}
120
121	public static function strlenWithoutDecoration(OutputFormatterInterface $formatter, $string)
122	{
123	return self::strlen(self::removeDecoration($formatter, $string));
124	}
125
126	public static function removeDecoration(OutputFormatterInterface $formatter, $string)
127	{
128	$isDecorated = $formatter->isDecorated();
129	$formatter->setDecorated(false);
130	// remove <...> formatting
131	$string = $formatter->format($string);
132	// remove already formatted characters
133	$string = preg_replace("/\033\[[^m]*m/", '', $string);
134	$formatter->setDecorated($isDecorated);
135
136	return $string;
137	}
138	}
139