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
new file mode 100644
index 000000000..289fddeae
--- /dev/null
+++ 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;
+    }
+}