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- <?php
- /*
- * This file is part of the Symfony package.
- *
- * (c) Fabien Potencier <fabien@symfony.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
- namespace Symfony\Component\Console\Helper;
- use Symfony\Component\Console\Formatter\OutputFormatterInterface;
- use Symfony\Component\String\UnicodeString;
- /**
- * Helper is the base class for all helper classes.
- *
- * @author Fabien Potencier <fabien@symfony.com>
- */
- abstract class Helper implements HelperInterface
- {
- protected $helperSet = null;
- /**
- * {@inheritdoc}
- */
- public function setHelperSet(HelperSet $helperSet = null)
- {
- $this->helperSet = $helperSet;
- }
- /**
- * {@inheritdoc}
- */
- public function getHelperSet()
- {
- return $this->helperSet;
- }
- /**
- * Returns the length of a string, using mb_strwidth if it is available.
- *
- * @return int The length of the string
- */
- public static function strlen(?string $string)
- {
- $string ?? $string = '';
- if (preg_match('//u', $string)) {
- return (new UnicodeString($string))->width(false);
- }
- if (false === $encoding = mb_detect_encoding($string, null, true)) {
- return \strlen($string);
- }
- return mb_strwidth($string, $encoding);
- }
- /**
- * Returns the subset of a string, using mb_substr if it is available.
- *
- * @return string The string subset
- */
- public static function substr(?string $string, int $from, int $length = null)
- {
- $string ?? $string = '';
- if (false === $encoding = mb_detect_encoding($string, null, true)) {
- return substr($string, $from, $length);
- }
- return mb_substr($string, $from, $length, $encoding);
- }
- public static function formatTime($secs)
- {
- static $timeFormats = [
- [0, '< 1 sec'],
- [1, '1 sec'],
- [2, 'secs', 1],
- [60, '1 min'],
- [120, 'mins', 60],
- [3600, '1 hr'],
- [7200, 'hrs', 3600],
- [86400, '1 day'],
- [172800, 'days', 86400],
- ];
- foreach ($timeFormats as $index => $format) {
- if ($secs >= $format[0]) {
- if ((isset($timeFormats[$index + 1]) && $secs < $timeFormats[$index + 1][0])
- || $index == \count($timeFormats) - 1
- ) {
- if (2 == \count($format)) {
- return $format[1];
- }
- return floor($secs / $format[2]).' '.$format[1];
- }
- }
- }
- }
- public static function formatMemory(int $memory)
- {
- if ($memory >= 1024 * 1024 * 1024) {
- return sprintf('%.1f GiB', $memory / 1024 / 1024 / 1024);
- }
- if ($memory >= 1024 * 1024) {
- return sprintf('%.1f MiB', $memory / 1024 / 1024);
- }
- if ($memory >= 1024) {
- return sprintf('%d KiB', $memory / 1024);
- }
- return sprintf('%d B', $memory);
- }
- public static function strlenWithoutDecoration(OutputFormatterInterface $formatter, ?string $string)
- {
- $string = self::removeDecoration($formatter, $string);
- if (preg_match('//u', $string)) {
- return (new UnicodeString($string))->width(true);
- }
- return self::strlen($string);
- }
- public static function removeDecoration(OutputFormatterInterface $formatter, ?string $string)
- {
- $isDecorated = $formatter->isDecorated();
- $formatter->setDecorated(false);
- // remove <...> formatting
- $string = $formatter->format($string ?? '');
- // remove already formatted characters
- $string = preg_replace("/\033\[[^m]*m/", '', $string);
- $formatter->setDecorated($isDecorated);
- return $string;
- }
- }
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