private void CreateNewFileObject(byte[] DataArray, string fdFileName)
{
try
{
string NewgGuid = Helpers.Helpers.CreateNewGuid;
byte[] EncryptedData = default(byte[]);
string psw = Helpers.Helpers.CreateNewGuidWithoutDash();
FileObject NewObject = new FileObject()
{
FileGuid = NewgGuid,
FileName = fdFileName,
FileEncryptionDate = DateTime.Now,
FileExtension = Path.GetExtension(fdFileName),
IsKeyEncrypted = false,
OriginalFileSize = DataArray.Length.ToString()
};
if (EncryptKeyWithRSA)
{
Tuple <string, string> Keys = _RSA.GenerateKey();
psw = _RSA.Encrypt(psw, Keys.Item1);
NewObject.IsKeyEncrypted = true;
NewObject.PublicRsa = Keys.Item1;
NewObject.PrivateRSA = Keys.Item2;
}
switch (SelectedEncryptionMethod)
{
case CryptMethod.AES:
NewObject.FileDecryptionPassword = psw;
NewObject.FileEncryptionMethod = SelectedEncryptionMethod;
EncryptedData = _AES.Encrypt(DataArray, NewObject.FileDecryptionPassword);
NewObject.FilePath = SaveFileContentToFile(EncryptedData, $"{NewgGuid}{Path.GetExtension(fdFileName)}");
NewObject.EncryptedFileSize = EncryptedData.Length.ToString();
break;
case CryptMethod.DES:
NewObject.FileDecryptionPassword = psw;
NewObject.FileEncryptionMethod = SelectedEncryptionMethod;
EncryptedData = _DES.Encrypt(DataArray, NewObject.FileDecryptionPassword);
NewObject.FilePath = SaveFileContentToFile(EncryptedData, $"{NewgGuid}{Path.GetExtension(fdFileName)}");
NewObject.EncryptedFileSize = EncryptedData.Length.ToString();
break;
case CryptMethod.TripleDES:
NewObject.FileDecryptionPassword = psw;
NewObject.FileEncryptionMethod = SelectedEncryptionMethod;
EncryptedData = _3DES.Encrypt(DataArray, NewObject.FileDecryptionPassword);
NewObject.FilePath = SaveFileContentToFile(EncryptedData, $"{NewgGuid}{Path.GetExtension(fdFileName)}");
NewObject.EncryptedFileSize = EncryptedData.Length.ToString();
break;
default:
NewObject.FileDecryptionPassword = psw;
NewObject.FileEncryptionMethod = SelectedEncryptionMethod;
EncryptedData = _AES.Encrypt(DataArray, NewObject.FileDecryptionPassword);
NewObject.FilePath = SaveFileContentToFile(EncryptedData, $"{NewgGuid}{Path.GetExtension(fdFileName)}");
NewObject.EncryptedFileSize = EncryptedData.Length.ToString();
break;
}
JsonService.AddFileToJsonList(NewObject);
}
catch (Exception ex)
{
UserDialogsService.DisplayException(ex);
}
}
