/// <summary>
/// Create Hidden Seed in Interqaction Master Table in Seed
/// </summary>
/// <param name="Jdsm"></param>
/// <param name="seed"></param>
/// <returns></returns>
public Repository.Database.ViewsModel.InteractionMasterSet CreateHiddenSeed(JsonDatasetModel Jdsm ,string seed)
{
try
{
//string sixteenDigit = "";
Random randomNumber = new Random();
int[] randomXndex = new int[4];
for (int i = 0; i < randomXndex.Length; i++)
{
randomXndex[i] = randomNumber.Next(0, Jdsm.InteractionMasters.Count - 2);
}
string reverse = "";
for (int i = seed.Length - 1; i >= 0; i--)
{
reverse += seed[i];
}
//sixteenDigit = seed;
var a = Encoding.UTF8.GetBytes(seed);
seed = Convert.ToBase64String(a);
a = Encoding.UTF8.GetBytes(reverse);
seed += Convert.ToBase64String(a);
Repository.Database.ViewsModel.InteractionMasterSet cryptoseed = new Repository.Database.ViewsModel.InteractionMasterSet
{
a = 100000,
b = seed,
c = Jdsm.InteractionMasters[randomXndex[0]].c,
d = Jdsm.InteractionMasters[randomXndex[1]].d,
e = Jdsm.InteractionMasters[randomXndex[2]].e,
f = Jdsm.InteractionMasters[randomXndex[3]].f
};
return cryptoseed;
}
catch (Exception)
{
throw;
}
}
/// <summary>
/// Encrypt secret data and create hidden seed
/// </summary>
/// <param name="Jdsm"></param>
/// <returns></returns>
public JsonDatasetModel Secure(JsonDatasetModel Jdsm)
{
//string seed = "1qwsdefcfvffgffg";
string seed = Guid.NewGuid().ToString();
string sixteenDigit = seed.Replace("-", "");
seed = "";
for (int i = 0; i < sixteenDigit.Length; i = i + 2)
{
seed += sixteenDigit[i];
}
Repository.Database.ViewsModel.InteractionMasterSet convertedSeed = CreateHiddenSeed(Jdsm, seed);
CryptographyManager crypto = new CryptographyManager(seed);
foreach (var categoryList in Jdsm.Categories)
{
categoryList.b = crypto.Encrypt(categoryList.b);
}
foreach (var interactionMaster in Jdsm.InteractionMasters)
{
interactionMaster.b = crypto.Encrypt(interactionMaster.b);
interactionMaster.d = crypto.Encrypt(interactionMaster.d);
interactionMaster.e = crypto.Encrypt(interactionMaster.e);
interactionMaster.c = crypto.Encrypt(interactionMaster.c);
interactionMaster.f = crypto.Encrypt(interactionMaster.f);
}
foreach (var prescription in Jdsm.Prescriptions)
{
prescription.d = crypto.Encrypt(prescription.d);
}
Jdsm.InteractionMasters.Add(convertedSeed);
return Jdsm;
}
/// <summary>
/// Serialize JSOn and Create JSOn file Compressed data in GZ form
/// </summary>
/// <param name="jdsm"></param>
/// <param name="filePath"></param>
/// <param name="folderPath"></param>
/// <param name="fileName"></param>
public void GetCompressed(JsonDatasetModel jdsm , string filePath , string folderPath , string fileName)
{
//foreach (var item in jdsm.Items)
//{
// if (item.a == 44611)
// {
// string strength = item.h;
// }
//}
string jsonToSave = JsonConvert.SerializeObject(jdsm);
File.Create(filePath).Close();
using (StreamWriter jsonFileWriter = new StreamWriter(filePath))
{
jsonFileWriter.Write(jsonToSave);
}
byte[] jsonBytes = Encoding.Unicode.GetBytes(jsonToSave);
using (MemoryStream ms = new MemoryStream())
{
using (GZipStream gZipStream = new GZipStream(ms, CompressionMode.Compress))
{
gZipStream.Write(jsonBytes, 0, jsonBytes.Length);
}
string compressedFileName = string.Format("{0}.gz", fileName);
string compressedFilePath = System.Web.Hosting.HostingEnvironment.MapPath(string.Format("{0}{1}", folderPath, compressedFileName));
File.WriteAllBytes(compressedFilePath, ms.ToArray());
}
return;
}