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Add fromDateTime() to create version 1 UUIDs from DateTime instances

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Fixes #28
This commit is contained in:
Ben Ramsey
2020-02-03 00:48:41 -06:00
parent e269c16cd4
commit 5fa4eb4f17
13 changed files with 265 additions and 5 deletions
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src/Generator/DefaultTimeGenerator.php
+15 -3
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@@ -17,6 +17,7 @@ namespace Ramsey\Uuid\Generator;
use Ramsey\Uuid\Converter\TimeConverterInterface;
use Ramsey\Uuid\Exception\InvalidArgumentException;
use Ramsey\Uuid\Exception\RandomSourceException;
use Ramsey\Uuid\Exception\TimeSourceException;
use Ramsey\Uuid\Provider\NodeProviderInterface;
use Ramsey\Uuid\Provider\TimeProviderInterface;
use Throwable;
@@ -75,12 +76,23 @@ class DefaultTimeGenerator implements TimeGeneratorInterface
}
}
$time = $this->timeProvider->getTime();
$uuidTime = $this->timeConverter->calculateTime(
$this->timeProvider->getTime()->getSeconds()->toString(),
$this->timeProvider->getTime()->getMicroSeconds()->toString()
$time->getSeconds()->toString(),
$time->getMicroSeconds()->toString()
);
$timeBytes = (string) hex2bin(str_pad($uuidTime->toString(), 16, '0', STR_PAD_LEFT));
$timeHex = str_pad($uuidTime->toString(), 16, '0', STR_PAD_LEFT);
if (strlen($timeHex) !== 16) {
throw new TimeSourceException(sprintf(
'The generated time of \'%s\' is larger than expected',
$timeHex
));
}
$timeBytes = (string) hex2bin($timeHex);
return $timeBytes[4] . $timeBytes[5] . $timeBytes[6] . $timeBytes[7]
. $timeBytes[2] . $timeBytes[3]