Changed Encryption to use LibSodium instead of OpenSSL, refactored many things and overall improved the code quality and performance with magic.

src/Socialbox/Classes/Configuration/CryptographyConfiguration.php

@@ -0,0 +1,111 @@
+<?php
+
+    namespace Socialbox\Classes\Configuration;
+
+    class CryptographyConfiguration
+    {
+        private ?int $hostKeyPairExpires;
+        private ?string $hostPublicKey;
+        private ?string $hostPrivateKey;
+        private ?array $internalEncryptionKeys;
+        private int $encryptionKeysCount;
+        private string $encryptionKeysAlgorithm;
+        private string $transportEncryptionAlgorithm;
+
+        /**
+         * Constructor to initialize encryption and transport keys from provided data.
+         *
+         * @param array $data An associative array containing key-value pairs for encryption keys, algorithms, and expiration settings.
+         * @return void
+         */
+        public function __construct(array $data)
+        {
+            $this->hostKeyPairExpires = $data['host_keypair_expires'] ?? null;
+            $this->hostPublicKey = $data['host_public_key'] ?? null;
+            $this->hostPrivateKey = $data['host_private_key'] ?? null;
+            $this->internalEncryptionKeys = $data['internal_encryption_keys'] ?? null;
+            $this->encryptionKeysCount = $data['encryption_keys_count'];
+            $this->encryptionKeysAlgorithm = $data['encryption_keys_algorithm'];
+            $this->transportEncryptionAlgorithm = $data['transport_encryption_algorithm'];
+        }
+
+        /**
+         * Retrieves the expiration timestamp of the host key pair.
+         *
+         * @return int|null The expiration timestamp of the host key pair, or null if not set.
+         */
+        public function getHostKeyPairExpires(): ?int
+        {
+            return $this->hostKeyPairExpires;
+        }
+
+        /**
+         * Retrieves the host's public key.
+         *
+         * @return string|null The host's public key, or null if not set.
+         */
+        public function getHostPublicKey(): ?string
+        {
+            return $this->hostPublicKey;
+        }
+
+        /**
+         * Retrieves the private key associated with the host.
+         *
+         * @return string|null The host's private key, or null if not set.
+         */
+        public function getHostPrivateKey(): ?string
+        {
+            return $this->hostPrivateKey;
+        }
+
+        /**
+         * Retrieves the internal encryption keys.
+         *
+         * @return array|null Returns an array of internal encryption keys if set, or null if no keys are available.
+         */
+        public function getInternalEncryptionKeys(): ?array
+        {
+            return $this->internalEncryptionKeys;
+        }
+
+        /**
+         * Retrieves a random internal encryption key from the available set of encryption keys.
+         *
+         * @return string|null Returns a randomly selected encryption key as a string, or null if no keys are available.
+         */
+        public function getRandomInternalEncryptionKey(): ?string
+        {
+            return $this->internalEncryptionKeys[array_rand($this->internalEncryptionKeys)];
+        }
+
+        /**
+         * Retrieves the total count of encryption keys.
+         *
+         * @return int The number of encryption keys.
+         */
+        public function getEncryptionKeysCount(): int
+        {
+            return $this->encryptionKeysCount;
+        }
+
+        /**
+         * Retrieves the algorithm used for the encryption keys.
+         *
+         * @return string The encryption keys algorithm.
+         */
+        public function getEncryptionKeysAlgorithm(): string
+        {
+            return $this->encryptionKeysAlgorithm;
+        }
+
+        /**
+         * Retrieves the transport encryption algorithm being used.
+         *
+         * @return string The transport encryption algorithm.
+         */
+        public function getTransportEncryptionAlgorithm(): string
+        {
+            return $this->transportEncryptionAlgorithm;
+        }
+    }