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author | Mario Vavti <mario@mariovavti.com> | 2018-08-28 12:00:23 +0200 |
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committer | Mario Vavti <mario@mariovavti.com> | 2018-08-28 12:00:23 +0200 |
commit | c0c827d3ad2c8364d35fff5546ab40ea76bbbbd9 (patch) | |
tree | 34bb14bb6046ce98bd6ad759b9c57624b2be7d34 /vendor/ramsey/uuid/src/Converter/Time/PhpTimeConverter.php | |
parent | 6a2bbed73dfb34975c4525c34c03f20c6945dedc (diff) | |
download | volse-hubzilla-c0c827d3ad2c8364d35fff5546ab40ea76bbbbd9.tar.gz volse-hubzilla-c0c827d3ad2c8364d35fff5546ab40ea76bbbbd9.tar.bz2 volse-hubzilla-c0c827d3ad2c8364d35fff5546ab40ea76bbbbd9.zip |
update composer libs and add ramsey/uuid
Diffstat (limited to 'vendor/ramsey/uuid/src/Converter/Time/PhpTimeConverter.php')
-rw-r--r-- | vendor/ramsey/uuid/src/Converter/Time/PhpTimeConverter.php | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/vendor/ramsey/uuid/src/Converter/Time/PhpTimeConverter.php b/vendor/ramsey/uuid/src/Converter/Time/PhpTimeConverter.php new file mode 100644 index 000000000..6a9da74b8 --- /dev/null +++ b/vendor/ramsey/uuid/src/Converter/Time/PhpTimeConverter.php @@ -0,0 +1,47 @@ +<?php +/** + * This file is part of the ramsey/uuid library + * + * For the full copyright and license information, please view the LICENSE + * file that was distributed with this source code. + * + * @copyright Copyright (c) Ben Ramsey <ben@benramsey.com> + * @license http://opensource.org/licenses/MIT MIT + * @link https://benramsey.com/projects/ramsey-uuid/ Documentation + * @link https://packagist.org/packages/ramsey/uuid Packagist + * @link https://github.com/ramsey/uuid GitHub + */ + +namespace Ramsey\Uuid\Converter\Time; + +use Ramsey\Uuid\Converter\TimeConverterInterface; + +/** + * PhpTimeConverter uses built-in PHP functions and standard math operations + * available to the PHP programming language to provide facilities for + * converting parts of time into representations that may be used in UUIDs + */ +class PhpTimeConverter implements TimeConverterInterface +{ + /** + * Uses the provided seconds and micro-seconds to calculate the time_low, + * time_mid, and time_high fields used by RFC 4122 version 1 UUIDs + * + * @param string $seconds + * @param string $microSeconds + * @return string[] An array containing `low`, `mid`, and `high` keys + * @link http://tools.ietf.org/html/rfc4122#section-4.2.2 + */ + public function calculateTime($seconds, $microSeconds) + { + // 0x01b21dd213814000 is the number of 100-ns intervals between the + // UUID epoch 1582-10-15 00:00:00 and the Unix epoch 1970-01-01 00:00:00. + $uuidTime = ($seconds * 10000000) + ($microSeconds * 10) + 0x01b21dd213814000; + + return array( + 'low' => sprintf('%08x', $uuidTime & 0xffffffff), + 'mid' => sprintf('%04x', ($uuidTime >> 32) & 0xffff), + 'hi' => sprintf('%04x', ($uuidTime >> 48) & 0x0fff), + ); + } +} |