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authorMario Vavti <mario@mariovavti.com>2018-08-28 12:00:23 +0200
committerMario Vavti <mario@mariovavti.com>2018-08-28 12:00:23 +0200
commitc0c827d3ad2c8364d35fff5546ab40ea76bbbbd9 (patch)
tree34bb14bb6046ce98bd6ad759b9c57624b2be7d34 /vendor/ramsey/uuid/src/Codec/GuidStringCodec.php
parent6a2bbed73dfb34975c4525c34c03f20c6945dedc (diff)
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update composer libs and add ramsey/uuid
Diffstat (limited to 'vendor/ramsey/uuid/src/Codec/GuidStringCodec.php')
-rw-r--r--vendor/ramsey/uuid/src/Codec/GuidStringCodec.php102
1 files changed, 102 insertions, 0 deletions
diff --git a/vendor/ramsey/uuid/src/Codec/GuidStringCodec.php b/vendor/ramsey/uuid/src/Codec/GuidStringCodec.php
new file mode 100644
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+++ b/vendor/ramsey/uuid/src/Codec/GuidStringCodec.php
@@ -0,0 +1,102 @@
+<?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\Codec;
+
+use Ramsey\Uuid\UuidInterface;
+
+/**
+ * GuidStringCodec encodes and decodes globally unique identifiers (GUID)
+ *
+ * @link https://en.wikipedia.org/wiki/Globally_unique_identifier
+ */
+class GuidStringCodec extends StringCodec
+{
+ /**
+ * Encodes a UuidInterface as a string representation of a GUID
+ *
+ * @param UuidInterface $uuid
+ * @return string Hexadecimal string representation of a GUID
+ */
+ public function encode(UuidInterface $uuid)
+ {
+ $components = array_values($uuid->getFieldsHex());
+
+ // Swap byte-order on the first three fields
+ $this->swapFields($components);
+
+ return vsprintf(
+ '%08s-%04s-%04s-%02s%02s-%012s',
+ $components
+ );
+ }
+
+ /**
+ * Encodes a UuidInterface as a binary representation of a GUID
+ *
+ * @param UuidInterface $uuid
+ * @return string Binary string representation of a GUID
+ */
+ public function encodeBinary(UuidInterface $uuid)
+ {
+ $components = array_values($uuid->getFieldsHex());
+
+ return hex2bin(implode('', $components));
+ }
+
+ /**
+ * Decodes a string representation of a GUID into a UuidInterface object instance
+ *
+ * @param string $encodedUuid
+ * @return UuidInterface
+ * @throws \Ramsey\Uuid\Exception\InvalidUuidStringException
+ */
+ public function decode($encodedUuid)
+ {
+ $components = $this->extractComponents($encodedUuid);
+
+ $this->swapFields($components);
+
+ return $this->getBuilder()->build($this, $this->getFields($components));
+ }
+
+ /**
+ * Decodes a binary representation of a GUID into a UuidInterface object instance
+ *
+ * @param string $bytes
+ * @return UuidInterface
+ * @throws \Ramsey\Uuid\Exception\InvalidUuidStringException
+ */
+ public function decodeBytes($bytes)
+ {
+ // Specifically call parent::decode to preserve correct byte order
+ return parent::decode(bin2hex($bytes));
+ }
+
+ /**
+ * Swaps fields to support GUID byte order
+ *
+ * @param array $components An array of UUID components (the UUID exploded on its dashes)
+ * @return void
+ */
+ protected function swapFields(array &$components)
+ {
+ $hex = unpack('H*', pack('L', hexdec($components[0])));
+ $components[0] = $hex[1];
+ $hex = unpack('H*', pack('S', hexdec($components[1])));
+ $components[1] = $hex[1];
+ $hex = unpack('H*', pack('S', hexdec($components[2])));
+ $components[2] = $hex[1];
+ }
+}