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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/Provider/Node/FallbackNodeProvider.php
parent6a2bbed73dfb34975c4525c34c03f20c6945dedc (diff)
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update composer libs and add ramsey/uuid
Diffstat (limited to 'vendor/ramsey/uuid/src/Provider/Node/FallbackNodeProvider.php')
-rw-r--r--vendor/ramsey/uuid/src/Provider/Node/FallbackNodeProvider.php58
1 files changed, 58 insertions, 0 deletions
diff --git a/vendor/ramsey/uuid/src/Provider/Node/FallbackNodeProvider.php b/vendor/ramsey/uuid/src/Provider/Node/FallbackNodeProvider.php
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+++ b/vendor/ramsey/uuid/src/Provider/Node/FallbackNodeProvider.php
@@ -0,0 +1,58 @@
+<?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\Provider\Node;
+
+use Ramsey\Uuid\Provider\NodeProviderInterface;
+
+/**
+ * FallbackNodeProvider attempts to gain the system host ID from an array of
+ * providers, falling back to the next in line in the event a host ID can not be
+ * obtained
+ */
+class FallbackNodeProvider implements NodeProviderInterface
+{
+ /**
+ * @var NodeProviderInterface[]
+ */
+ private $nodeProviders;
+
+ /**
+ * Constructs a `FallbackNodeProvider` using an array of node providers
+ *
+ * @param NodeProviderInterface[] $providers Array of node providers
+ */
+ public function __construct(array $providers)
+ {
+ $this->nodeProviders = $providers;
+ }
+
+ /**
+ * Returns the system node ID by iterating over an array of node providers
+ * and returning the first non-empty value found
+ *
+ * @return string System node ID as a hexadecimal string
+ * @throws \Exception
+ */
+ public function getNode()
+ {
+ foreach ($this->nodeProviders as $provider) {
+ if ($node = $provider->getNode()) {
+ return $node;
+ }
+ }
+
+ return null;
+ }
+}