From afe8552be66a05b379ddc7b5f78e40f8a76540b8 Mon Sep 17 00:00:00 2001
From: Mario <mario@mariovavti.com>
Date: Wed, 3 Jan 2024 11:07:03 +0000
Subject: =?UTF-8?q?com=C3=83poser=20add=20tephenhill/base58?=
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---
 vendor/stephenhill/base58/src/Base58.php | 90 ++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100644 vendor/stephenhill/base58/src/Base58.php

(limited to 'vendor/stephenhill/base58/src/Base58.php')

diff --git a/vendor/stephenhill/base58/src/Base58.php b/vendor/stephenhill/base58/src/Base58.php
new file mode 100644
index 000000000..75a2e0de4
--- /dev/null
+++ b/vendor/stephenhill/base58/src/Base58.php
@@ -0,0 +1,90 @@
+<?php
+
+namespace StephenHill;
+
+use InvalidArgumentException;
+
+/**
+ * @package      StephenHill\Base58
+ * @author       Stephen Hill <stephen@gatekiller.co.uk>
+ * @copyright    2014 Stephen Hill <stephen@gatekiller.co.uk>
+ * @license      http://www.opensource.org/licenses/MIT    The MIT License
+ * @link         https://github.com/stephen-hill/base58php
+ * @since        Release v1.0.0
+ */
+class Base58
+{
+    /**
+     * @var StephenHill\ServiceInterface;
+     * @since v1.1.0
+     */
+    protected $service;
+
+    /**
+     * Constructor
+     *
+     * @param string           $alphabet optional
+     * @param ServiceInterface $service  optional
+     * @since v1.0.0
+     * @since v1.1.0 Added the optional $service argument.
+     */
+    public function __construct(
+        $alphabet = null,
+        ServiceInterface $service = null
+    ) {
+        // Handle null alphabet
+        if (is_null($alphabet) === true) {
+            $alphabet = '123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz';
+        }
+
+        // Type validation
+        if (is_string($alphabet) === false) {
+            throw new InvalidArgumentException('Argument $alphabet must be a string.');
+        }
+
+        // The alphabet must contain 58 characters
+        if (strlen($alphabet) !== 58) {
+            throw new InvalidArgumentException('Argument $alphabet must contain 58 characters.');
+        }
+
+        // Provide a default service if one isn't injected
+        if ($service === null) {
+            // Check for GMP support first
+            if (function_exists('\gmp_init') === true) {
+                $service = new GMPService($alphabet);
+            }
+            else if (function_exists('\bcmul') === true) {
+                $service = new BCMathService($alphabet);
+            }
+            else {
+                throw new \Exception('Please install the BC Math or GMP extension.');
+            }
+        }
+
+        $this->service = $service;
+    }
+
+    /**
+     * Encode a string into base58.
+     *
+     * @param  string $string The string you wish to encode.
+     * @since v1.0.0
+     * @return string The Base58 encoded string.
+     */
+    public function encode($string)
+    {
+        return $this->service->encode($string);
+    }
+
+    /**
+     * Decode base58 into a PHP string.
+     *
+     * @param  string $base58 The base58 encoded string.
+     * @since v1.0.0
+     * @return string Returns the decoded string.
+     */
+    public function decode($base58)
+    {
+        return $this->service->decode($base58);
+    }
+}
-- 
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