From 600d17ef40a1ed5092ba3bde0c22c03f825ae1fb Mon Sep 17 00:00:00 2001
From: Developer 02 <developer02@didaloghe.onmicrosoft.com>
Date: Thu, 5 Dec 2024 23:08:13 +0100
Subject: [PATCH] Revert "refactor(RSACryptographer): Entfernte nullbare
 Eigenschaft von Issuer und Audience."

This reverts commit 16565eca4d0d92182306e72081c73caa19f944c7.
---
 .../Security/IRSACryptographer.cs             |  4 +-
 .../Cryptographer/RSACryptographer.cs         | 46 ++-----------------
 .../Cryptographer/RSAEncryptor.cs             |  4 +-
 3 files changed, 8 insertions(+), 46 deletions(-)

diff --git a/DigitalData.Core.Abstractions/Security/IRSACryptographer.cs b/DigitalData.Core.Abstractions/Security/IRSACryptographer.cs
index 9bbeb98..406efa8 100644
--- a/DigitalData.Core.Abstractions/Security/IRSACryptographer.cs
+++ b/DigitalData.Core.Abstractions/Security/IRSACryptographer.cs
@@ -8,8 +8,8 @@ namespace DigitalData.Core.Abstractions.Security
 
         public RSAEncryptionPadding Padding { get; init; }
 
-        public string Issuer { get; init; }
+        public string? Issuer { get; init; }
 
-        public string Audience { get; init; }
+        public string? Audience { get; init; }
     }
 }
\ No newline at end of file
diff --git a/DigitalData.Core.Security/Cryptographer/RSACryptographer.cs b/DigitalData.Core.Security/Cryptographer/RSACryptographer.cs
index 3e08d47..a128c62 100644
--- a/DigitalData.Core.Security/Cryptographer/RSACryptographer.cs
+++ b/DigitalData.Core.Security/Cryptographer/RSACryptographer.cs
@@ -1,58 +1,20 @@
 using DigitalData.Core.Abstractions.Security;
 using System.Security.Cryptography;
-using System.Text.Json.Serialization;
 
 namespace DigitalData.Core.Security.Cryptographer
 {
-    public class RSACryptographer : IRSACryptographer, IJsonOnDeserialized
+    public class RSACryptographer : IRSACryptographer
     {
-        private string? _pem;
-
-        private string? _pemPath;
-
-        public virtual string Pem
-        {
-            get => _pem!;
-            init
-            {
-                ValidatePemInit();
-                _pem = value;
-            }
-        }
-
-        public string? PemPath
-        {
-            get => _pemPath;
-            init
-            {
-                _pemPath = value;
-                if (value is null)
-                    return;
-                ValidatePemInit();
-                _pem = File.ReadAllText(value);
-            }
-        }
+        public required virtual string Pem { get; init; }
 
         public RSAEncryptionPadding Padding { get; init; } = RSAEncryptionPadding.OaepSHA256;
 
         protected virtual RSA RSA { get; } = RSA.Create();
 
-        public string Issuer { get; init; } = string.Empty;
+        public string? Issuer { get; init; }
 
-        public string Audience { get; init; } = string.Empty;
+        public string? Audience { get; init; }
 
         internal RSACryptographer() { }
-
-        public void OnDeserialized()
-        {
-            if (Pem is null)
-                throw new InvalidOperationException($"Pem must be initialized. Issuer: {Issuer} and Audience: {Audience}");
-        }
-
-        private void ValidatePemInit()
-        {
-            if (_pem is not null)
-                throw new InvalidOperationException($"Pem can only be initilized once. Remove one of the Pem or Pem file initilizations. Issuer: {Issuer} and Audience: {Audience}");
-        }
     }
 }
\ No newline at end of file
diff --git a/DigitalData.Core.Security/Cryptographer/RSAEncryptor.cs b/DigitalData.Core.Security/Cryptographer/RSAEncryptor.cs
index 055a6bc..2445b30 100644
--- a/DigitalData.Core.Security/Cryptographer/RSAEncryptor.cs
+++ b/DigitalData.Core.Security/Cryptographer/RSAEncryptor.cs
@@ -5,7 +5,7 @@ namespace DigitalData.Core.Security.Cryptographer
 {
     public class RSAEncryptor : RSACryptographer, IRSAEncryptor, IRSACryptographer
     {
-        public override string Pem
+        public override required string Pem
         {
             get => base.Pem;
             init
@@ -14,7 +14,7 @@ namespace DigitalData.Core.Security.Cryptographer
                 base.Pem = value;
             }
         }
-        
+
         public byte[] Encrypt(byte[] data) => RSA.Encrypt(data, Padding);
 
         public string Encrypt(string data) => RSA.Encrypt(data.Base64ToByte(), Padding).BytesToString();