private async Task TokenizeString(TokenTableSet table, ConcurrentBag <BasicResult> results, string source)
{
var seeds = new List <int>();
var result = new BasicResult {
Value = source
};
result = await Task.Run(() => TokenizeCycle(table, seeds, result));
result.Action = ActionType.Tokenize;
result.SourceValue = source;
Encrypt(seeds, result);
results.Add(result);
}
private void Encrypt(List <int> seeds, BasicResult result)
{
if (_settings.Encrypt)
{
var seed = string.Join("|", seeds);
var fullString = seed + "[ENDSEED]" + result.Value;
var doubleArray = fullString.Select(c => (int)c).ToArray();
var flatArray = string.Join("|", doubleArray);
var compressedFlatArray = _compression.Compress(flatArray);
result.Value = _encryption.EncryptString(compressedFlatArray);
}
else
{
result.Seed = seeds;
}
}
private async Task DetokenizeString(TokenTableSet table, ConcurrentBag <BasicResult> results, BasicRequest request)
{
Decrypt(request);
if (request.Seed != null)
{
request.Seed.Reverse();
}
var result = new BasicResult {
Value = request.Source
};
result = await Task.Run(() => DetokeniseCycle(table, request, result));
result.Action = ActionType.Detokenize;
result.SourceValue = request.Source;
results.Add(result);
}
private BasicResult TokenizeCycle(TokenTableSet table, List <int> seeds, BasicResult result)
{
var currentSeed = -1;
if (_settings.Behaviour == Behaviour.RandomSeedInconsistent && !_settings.SeedPerCycle)
{
currentSeed = GetSeed(table.ForwardTable.Count);
seeds.Add(currentSeed);
}
for (int i = 0; i < _settings.Cycles; i++)
{
if (_settings.Behaviour == Behaviour.RandomSeedInconsistent && _settings.SeedPerCycle)
{
currentSeed = GetSeed(table.ForwardTable.Count);
seeds.Add(currentSeed);
}
result = Encode(result.Value, table.ForwardTable, currentSeed);
}
return(result);
}
private BasicResult DetokeniseCycle(TokenTableSet table, BasicRequest request, BasicResult result)
{
var seed = -1;
if (_settings.Behaviour == Behaviour.RandomSeedInconsistent && !_settings.SeedPerCycle)
{
seed = request.Seed[0];
}
for (int i = 0; i < _settings.Cycles; i++)
{
if (_settings.Behaviour == Behaviour.RandomSeedInconsistent && _settings.SeedPerCycle)
{
seed = request.Seed[i];
}
result = Encode(result.Value, table.ReverseTable, seed);
}
return(result);
}
