Move RandomGeneratorInterface and RandomGeneratorFactory to Generator NS

src/Generator/RandomGeneratorFactory.php

@@ -0,0 +1,45 @@
+<?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\Generator;
+
+class RandomGeneratorFactory
+{
+    /**
+     * For testing, openssl_random_pseudo_bytes() override; if true, treat as
+     * if openssl_random_pseudo_bytes() is not available
+     *
+     * @var bool
+     */
+    public static $forceNoOpensslRandomPseudoBytes = false;
+
+    /**
+     * Returns true if the system has openssl_random_pseudo_bytes()
+     *
+     * @return bool
+     */
+    protected static function hasOpensslRandomPseudoBytes()
+    {
+        return (function_exists('openssl_random_pseudo_bytes') && !self::$forceNoOpensslRandomPseudoBytes);
+    }
+
+    public static function getGenerator()
+    {
+        if (self::hasOpensslRandomPseudoBytes()) {
+            return new OpenSslGenerator();
+        }
+
+        return new MtRandGenerator();
+    }
+}