From bf6655a534a6775d30cafa67bd801276bda1d98d Mon Sep 17 00:00:00 2001
From: polo <ordipolo@gmx.fr>
Date: Tue, 13 Aug 2024 23:45:21 +0200
Subject: =?UTF-8?q?VERSION=200.2=20doctrine=20ORM=20et=20entit=C3=A9s?=
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---
 .../symfony/cache/Marshaller/SodiumMarshaller.php  | 74 ++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 vendor/symfony/cache/Marshaller/SodiumMarshaller.php

(limited to 'vendor/symfony/cache/Marshaller/SodiumMarshaller.php')

diff --git a/vendor/symfony/cache/Marshaller/SodiumMarshaller.php b/vendor/symfony/cache/Marshaller/SodiumMarshaller.php
new file mode 100644
index 0000000..77d16e8
--- /dev/null
+++ b/vendor/symfony/cache/Marshaller/SodiumMarshaller.php
@@ -0,0 +1,74 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Cache\Marshaller;
+
+use Symfony\Component\Cache\Exception\CacheException;
+use Symfony\Component\Cache\Exception\InvalidArgumentException;
+
+/**
+ * Encrypt/decrypt values using Libsodium.
+ *
+ * @author Ahmed TAILOULOUTE <ahmed.tailouloute@gmail.com>
+ */
+class SodiumMarshaller implements MarshallerInterface
+{
+    private MarshallerInterface $marshaller;
+
+    /**
+     * @param string[] $decryptionKeys The key at index "0" is required and is used to decrypt and encrypt values;
+     *                                 more rotating keys can be provided to decrypt values;
+     *                                 each key must be generated using sodium_crypto_box_keypair()
+     */
+    public function __construct(
+        private array $decryptionKeys,
+        ?MarshallerInterface $marshaller = null,
+    ) {
+        if (!self::isSupported()) {
+            throw new CacheException('The "sodium" PHP extension is not loaded.');
+        }
+
+        if (!isset($decryptionKeys[0])) {
+            throw new InvalidArgumentException('At least one decryption key must be provided at index "0".');
+        }
+
+        $this->marshaller = $marshaller ?? new DefaultMarshaller();
+    }
+
+    public static function isSupported(): bool
+    {
+        return \function_exists('sodium_crypto_box_seal');
+    }
+
+    public function marshall(array $values, ?array &$failed): array
+    {
+        $encryptionKey = sodium_crypto_box_publickey($this->decryptionKeys[0]);
+
+        $encryptedValues = [];
+        foreach ($this->marshaller->marshall($values, $failed) as $k => $v) {
+            $encryptedValues[$k] = sodium_crypto_box_seal($v, $encryptionKey);
+        }
+
+        return $encryptedValues;
+    }
+
+    public function unmarshall(string $value): mixed
+    {
+        foreach ($this->decryptionKeys as $k) {
+            if (false !== $decryptedValue = @sodium_crypto_box_seal_open($value, $k)) {
+                $value = $decryptedValue;
+                break;
+            }
+        }
+
+        return $this->marshaller->unmarshall($value);
+    }
+}
-- 
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