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85
vendor/ramsey/uuid/src/Rfc4122/Fields.php
vendored
85
vendor/ramsey/uuid/src/Rfc4122/Fields.php
vendored
@@ -40,16 +40,12 @@ use const STR_PAD_LEFT;
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*/
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final class Fields implements FieldsInterface
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{
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use MaxTrait;
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use NilTrait;
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use SerializableFieldsTrait;
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use VariantTrait;
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use VersionTrait;
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/**
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* @var string
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*/
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private $bytes;
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/**
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* @param string $bytes A 16-byte binary string representation of a UUID
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*
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@@ -57,17 +53,15 @@ final class Fields implements FieldsInterface
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* @throws InvalidArgumentException if the byte string does not represent an RFC 4122 UUID
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* @throws InvalidArgumentException if the byte string does not contain a valid version
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*/
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public function __construct(string $bytes)
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public function __construct(private string $bytes)
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{
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if (strlen($bytes) !== 16) {
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if (strlen($this->bytes) !== 16) {
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throw new InvalidArgumentException(
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'The byte string must be 16 bytes long; '
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. 'received ' . strlen($bytes) . ' bytes'
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. 'received ' . strlen($this->bytes) . ' bytes'
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);
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}
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$this->bytes = $bytes;
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if (!$this->isCorrectVariant()) {
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throw new InvalidArgumentException(
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'The byte string received does not conform to the RFC 4122 variant'
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@@ -88,7 +82,13 @@ final class Fields implements FieldsInterface
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public function getClockSeq(): Hexadecimal
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{
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$clockSeq = hexdec(bin2hex(substr($this->bytes, 8, 2))) & 0x3fff;
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if ($this->isMax()) {
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$clockSeq = 0xffff;
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} elseif ($this->isNil()) {
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$clockSeq = 0x0000;
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} else {
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$clockSeq = hexdec(bin2hex(substr($this->bytes, 8, 2))) & 0x3fff;
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}
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return new Hexadecimal(str_pad(dechex($clockSeq), 4, '0', STR_PAD_LEFT));
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}
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@@ -140,52 +140,53 @@ final class Fields implements FieldsInterface
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*/
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public function getTimestamp(): Hexadecimal
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{
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switch ($this->getVersion()) {
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case Uuid::UUID_TYPE_DCE_SECURITY:
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$timestamp = sprintf(
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'%03x%04s%08s',
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hexdec($this->getTimeHiAndVersion()->toString()) & 0x0fff,
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$this->getTimeMid()->toString(),
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''
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);
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break;
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case Uuid::UUID_TYPE_PEABODY:
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$timestamp = sprintf(
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'%08s%04s%03x',
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$this->getTimeLow()->toString(),
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$this->getTimeMid()->toString(),
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hexdec($this->getTimeHiAndVersion()->toString()) & 0x0fff
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);
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break;
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default:
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$timestamp = sprintf(
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'%03x%04s%08s',
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hexdec($this->getTimeHiAndVersion()->toString()) & 0x0fff,
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$this->getTimeMid()->toString(),
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$this->getTimeLow()->toString()
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);
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}
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$timestamp = match ($this->getVersion()) {
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Uuid::UUID_TYPE_DCE_SECURITY => sprintf(
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'%03x%04s%08s',
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hexdec($this->getTimeHiAndVersion()->toString()) & 0x0fff,
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$this->getTimeMid()->toString(),
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''
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),
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Uuid::UUID_TYPE_REORDERED_TIME => sprintf(
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'%08s%04s%03x',
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$this->getTimeLow()->toString(),
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$this->getTimeMid()->toString(),
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hexdec($this->getTimeHiAndVersion()->toString()) & 0x0fff
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),
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// The Unix timestamp in version 7 UUIDs is a 48-bit number,
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// but for consistency, we will return a 60-bit number, padded
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// to the left with zeros.
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Uuid::UUID_TYPE_UNIX_TIME => sprintf(
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'%011s%04s',
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$this->getTimeLow()->toString(),
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$this->getTimeMid()->toString(),
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),
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default => sprintf(
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'%03x%04s%08s',
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hexdec($this->getTimeHiAndVersion()->toString()) & 0x0fff,
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$this->getTimeMid()->toString(),
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$this->getTimeLow()->toString()
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),
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};
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return new Hexadecimal($timestamp);
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}
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public function getVersion(): ?int
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{
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if ($this->isNil()) {
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if ($this->isNil() || $this->isMax()) {
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return null;
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}
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/** @var array $parts */
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/** @var int[] $parts */
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$parts = unpack('n*', $this->bytes);
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return (int) $parts[4] >> 12;
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return $parts[4] >> 12;
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}
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private function isCorrectVariant(): bool
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{
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if ($this->isNil()) {
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if ($this->isNil() || $this->isMax()) {
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return true;
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}
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