| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121 | <?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;/** * Helper is the base class for all helper classes. * * @author Fabien Potencier <fabien@symfony.com> */abstract class Helper implements HelperInterface{    protected $helperSet = null;    /**     * Sets the helper set associated with this helper.     *     * @param HelperSet $helperSet A HelperSet instance     */    public function setHelperSet(HelperSet $helperSet = null)    {        $this->helperSet = $helperSet;    }    /**     * Gets the helper set associated with this helper.     *     * @return HelperSet A HelperSet instance     */    public function getHelperSet()    {        return $this->helperSet;    }    /**     * Returns the length of a string, using mb_strwidth if it is available.     *     * @param string $string The string to check its length     *     * @return int The length of the string     */    public static function strlen($string)    {        if (!function_exists('mb_strwidth')) {            return strlen($string);        }        if (false === $encoding = mb_detect_encoding($string)) {            return strlen($string);        }        return mb_strwidth($string, $encoding);    }    public static function formatTime($secs)    {        static $timeFormats = array(            array(0, '< 1 sec'),            array(2, '1 sec'),            array(59, 'secs', 1),            array(60, '1 min'),            array(3600, 'mins', 60),            array(5400, '1 hr'),            array(86400, 'hrs', 3600),            array(129600, '1 day'),            array(604800, 'days', 86400),        );        foreach ($timeFormats as $format) {            if ($secs >= $format[0]) {                continue;            }            if (2 == count($format)) {                return $format[1];            }            return ceil($secs / $format[2]).' '.$format[1];        }    }    public static function formatMemory($memory)    {        if ($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)    {        $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 self::strlen($string);    }}
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