From 37afe36e821b17ffd0464f2ca0c4179fcf5a5932 Mon Sep 17 00:00:00 2001
From: Nicolas Boisselier <nicolas.boisselier@gmail.com>
Date: Thu, 17 Jan 2019 02:24:39 +0100
Subject: [PATCH] lib/php/nb.php

---
 lib/php/nb.php | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/lib/php/nb.php b/lib/php/nb.php
index 312cd505..b1903b65 100644
--- a/lib/php/nb.php
+++ b/lib/php/nb.php
@@ -975,6 +975,17 @@ class NB {
 	}
 
 	public static function encrypt($key,$value) {
+	/*
+	# NB 17.01.19: TODO 
+// Remove the base64 encoding from our key
+$encryption_key = base64_decode($key);
+// Generate an initialization vector
+$iv = openssl_random_pseudo_bytes(openssl_cipher_iv_length('aes-256-cbc'));
+// Encrypt the data using AES 256 encryption in CBC mode using our encryption key and initialization vector.
+$encrypted = openssl_encrypt($value, 'aes-256-cbc', $key, 0, $iv);
+// The $iv is just as important as the key for decrypting, so save it with our encrypted data using a unique separator (::)
+return base64_encode($encrypted . '::' . $iv);
+	*/
 		static $iv = null;
 		if ($iv === null) {
 			$iv_size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_256, MCRYPT_MODE_CBC);
@@ -984,6 +995,14 @@ class NB {
 	}
 
 	public static function decrypt($key,$value) {
+	/*
+	# NB 17.01.19: TODO 
+// Remove the base64 encoding from our key
+$encryption_key = base64_decode($key);
+// To decrypt, split the encrypted data from our IV - our unique separator used was "::"
+list($encrypted_data, $iv) = explode('::', base64_decode($data), 2);
+return openssl_decrypt($encrypted_data, 'aes-256-cbc', $encryption_key, 0, $iv);
+	*/
 		static $iv_size = null;
 		if ($iv_size === null) {
 			$iv_size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_256, MCRYPT_MODE_CBC);
-- 
2.47.3