Robert
3 years ago
parent
127a31958d
commit
b8051fba32
@ -1,137 +0,0 @@ |
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<?php |
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declare(strict_types=1); |
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/** |
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* @author Robert Strutts <Robert@TryingToScale.com> |
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* @copyright Copyright (c) 2022, Robert Strutts. |
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* @license https://mit-license.org/ |
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*/ |
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/** |
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* NOTICE: This file is just for PLAY, not for PRODUCTION system! |
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*/ |
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namespace tts\services\obsolete; |
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class crypto { |
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private string $nonce; |
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private $random_engine; |
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/** |
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* Method to construct instance of Crypto |
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* |
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* @param string $nonce Nonce to crypt string |
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*/ |
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public function __construct($nonce = '') { |
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if (is_array($nonce)) { |
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$this->nonce = $this->generateNonce(); |
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} else { |
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$this->nonce = !empty($nonce) ? base64_decode($nonce) : $this->generateNonce(); |
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} |
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$this->random_engine = new \tts\random_engine(); |
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} |
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/** |
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* Method to encode string |
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* |
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* @param string $key Key to encode |
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* @param mixed $input Input to crypt |
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* @return string |
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*/ |
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public function encode(string $key, $input): string { |
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$keyDecode = base64_decode($key); |
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$keypair1_public = $this->getPublic($keyDecode); |
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$keypair1_secret = $this->getSecret($keyDecode); |
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return $this->_encode(serialize($input), $keypair1_public, $keypair1_secret); |
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} |
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/** |
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* Method to decode string |
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* |
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* @param string $key Key to decode |
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* @param string $input String to decode |
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*/ |
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public function decode(string $key, string $input): mixed { |
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$keyDecode = base64_decode($key); |
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$keypair1_public = $this->getPublic($keyDecode); |
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$keypair1_secret = $this->getSecret($keyDecode); |
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return unserialize($this->_decode($input, $keypair1_public, $keypair1_secret)); |
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} |
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/** |
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* Method to generate new key |
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* |
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* @return string |
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*/ |
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public function generateKey(): string { |
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return base64_encode(sodium_crypto_box_keypair()); |
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} |
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/** |
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* Method to generate new key |
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* |
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* @return string |
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*/ |
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public static function getKey(): string { |
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return base64_encode(sodium_crypto_box_keypair()); |
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} |
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/** |
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* Method to generate new nonce |
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* |
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* @return string |
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*/ |
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public function generateNonce(): string { |
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return $this->random_engine->get_bytes(SODIUM_CRYPTO_BOX_NONCEBYTES); |
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} |
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public function getNonce(): string { |
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return base64_encode($this->nonce); |
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} |
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public function setNonce(string $nonce): void { |
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$this->nonce = base64_decode($nonce); |
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} |
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/** |
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* Method to decode string |
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* |
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* @param string $input Input to decode |
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* @param string $keyPublic Key public |
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* @param string $keySecret Key secret |
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*/ |
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private function _decode(string $input, string $keyPublic, string $keySecret): false|string { |
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$decryption_key = sodium_crypto_box_keypair_from_secretkey_and_publickey(base64_decode($keySecret), base64_decode($keyPublic)); |
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return sodium_crypto_box_open(base64_decode($input), $this->nonce, $decryption_key); |
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} |
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/** |
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* Method to encode string |
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* |
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* @param string $input Input to encode |
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* @param string $keyPublic Key public |
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* @param string $keySecret Key secret |
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* @return string |
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*/ |
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private function _encode(string $input, string $keyPublic, string $keySecret): string { |
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$encryption_key = sodium_crypto_box_keypair_from_secretkey_and_publickey(base64_decode($keySecret), base64_decode($keyPublic)); |
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return base64_encode(sodium_crypto_box($input, $this->nonce, $encryption_key)); |
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} |
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/** |
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* Method to return secret of key |
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*/ |
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private function getSecret(string $key): string { |
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return base64_encode(sodium_crypto_box_secretkey($key)); |
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} |
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/** |
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* Method to return public of key |
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*/ |
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private function getPublic(string $key): string { |
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return base64_encode(sodium_crypto_box_publickey($key)); |
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} |
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} |
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