private void CopyFoundArticles()
{
var array = FoundArticles
.List
.Select(x => Zipper.Unzip(x.ZippedTitle.ToByteArray()))
.ToArray();
SetProgressBarMaximum(array.Count());
var count = 0;
var temporaryList = new List <string>();
SearchResultsListClear();
foreach (var title in array)
{
temporaryList.Add(title);
if (temporaryList.Count() > MaxSearchAppendCount)
{
SearchResultsListAppend(temporaryList.ToArray());
temporaryList.Clear();
}
SetProgressBarValue(count++);
}
SearchResultsListAppend(temporaryList.ToArray());
}
/// <summary>
/// Decodes the given token, throwing a <seealso cref="CryptographicException"/> if no valid
/// information could be extracted from it.
/// </summary>
public DecodingResult Decode(string token)
{
try
{
var encodedToken = Encoding.ASCII.GetString(_zipper.Unzip(Decrypt(token)));
var parts = encodedToken.Split(new[] { PartSeparatorChar }, StringSplitOptions.RemoveEmptyEntries);
if (parts.Length != 2)
{
throw new CryptographicException("Token did not contain the expected number of parts!");
}
var properties = Deserialize(parts[0]);
var hasValidSignature = CanValidateSignature(parts[0], parts[1]);
var isExpired = IsExpired(properties);
var isNotValidYet = IsNotValidYet(properties);
return(new DecodingResult(properties, new DecodingResultDetails(hasValidSignature, isExpired, isNotValidYet)));
}
catch (Exception exception)
{
throw new CryptographicException("Could not decode token", exception);
}
}
public async Task <Message> Deserialize(TransportMessage transportMessage)
{
if (!transportMessage.Headers.TryGetValue(Headers.ContentEncoding, out var contentEncoding))
{
return(await _serializer.Deserialize(transportMessage));
}
if (contentEncoding != GzipEncodingHeader)
{
var message = $"The message {transportMessage.GetMessageLabel()} has a '{Headers.ContentEncoding}' with the" +
$" value '{contentEncoding}', but this serializer decorator only knows how to decompress" +
$" '{GzipEncodingHeader}'";
throw new ArgumentException(message);
}
var headers = transportMessage.Headers.Clone();
var compressedBody = transportMessage.Body;
headers.Remove(Headers.ContentEncoding);
var uncompressedBody = _zipper.Unzip(compressedBody);
var uncompressedTransportMessage = new TransportMessage(headers, uncompressedBody);
return(await _serializer.Deserialize(uncompressedTransportMessage));
}
/// <summary>
/// Load the htmlbody from the web
/// </summary>
/// <param name="url">url of the ressource</param>
/// <param name="forceDownload">Doesnt try to read from the local cache if <b>TRUE</b></param>
/// <returns>the string represenation of the htmlBody that has been downloaded</returns>
public string LoadFromUrl(string url, bool forceDownload)
{
var stopWatch = new Stopwatch();
stopWatch.Start();
string result;
var hash = GetUrlHash(url);
var fullPath = path + hash;
if (!forceDownload)
{
if (!string.IsNullOrWhiteSpace(hash) && File.Exists(fullPath))
{
try
{
return(Zipper.Unzip(File.ReadAllBytes(fullPath)));
}
catch
{
Debugger.Break();
}
}
}
var myRequest = (HttpWebRequest)WebRequest.Create(url);
myRequest.Method = "GET";
try
{
WebResponse myResponse = myRequest.GetResponse();
StreamReader sr = new StreamReader(myResponse.GetResponseStream(), System.Text.Encoding.UTF8);
result = sr.ReadToEnd();
sr.Close();
myResponse.Close();
try
{
File.WriteAllBytes(fullPath, Zipper.Zip(result));
}
catch
{
//TODO: fullPath ist u.U. bullshit, weil im Konstruktur bullshit übergeben wurde...
}
stopWatch.Stop();
//don't bruteforce the server on purpose...
Thread.Sleep(25 + rnd.Next(1, 50));
return(result);
}
catch
{
return("");
}
}
string GetEncodedTokenOrNull(string token)
{
try
{
return(Encoding.ASCII.GetString(_zipper.Unzip(Decrypt(token))));
}
catch
{
return(null);
}
}
public static SignedLedger ReadZippedLedger(byte[] data)
{
if (data == null)
{
return(null);
}
using (var stream = new ByteStream(Zipper.Unzip(data)))
{
return(stream.ReadSignedLedger());
}
}
private void SearchForArticleInGoogleToolStripMenuItemClick(object sender, EventArgs e)
{
var articleClicked = GetSelectedArticle();
if (ReferenceEquals(articleClicked, null))
{
return;
}
var unzippedTitle = Zipper.Unzip(articleClicked.ZippedTitle.ToByteArray());
System.Diagnostics.Process.Start("http://www.google.com.au/search?q=" + Uri.EscapeDataString(unzippedTitle));
}
public void GivenZipCreatedForForeignPlatform_ThenFilesExtractedCorrectlyAndAreNotCorrupted()
{
var directoryToZip = TestHelper.GetZipModuleSourceDirectory();
var numItems = Directory.EnumerateFileSystemEntries(directoryToZip, "*", SearchOption.AllDirectories)
.Count();
var numDirectories = Directory.EnumerateDirectories(directoryToZip, "*", SearchOption.AllDirectories)
.Count();
var inputFiles = Directory.EnumerateFiles(directoryToZip, "*", SearchOption.AllDirectories).ToList();
using (var zipFile = new TempFile($"test-{Guid.NewGuid()}.zip"))
using (var tempDir = new TempDirectory())
{
// Generate zip for foreign platform
Zipper.Zip(
new CrossPlatformZipSettings
{
ZipFile = zipFile,
Artifacts = directoryToZip,
CompressionLevel = 9,
TargetPlatform = IsWindows ? ZipPlatform.Unix : ZipPlatform.Windows
});
// Now unzip it
// Some unzips, especially on Unix extracting zips with Windows paths get it wrong, creating files like 'dir/dir2/file.txt' rather than directory structure
Zipper.Unzip(zipFile, tempDir);
var extractedItems = Directory.EnumerateFileSystemEntries(tempDir, "*", SearchOption.AllDirectories)
.Count();
var extractedirectories =
Directory.EnumerateDirectories(tempDir, "*", SearchOption.AllDirectories).Count();
var extratedFiles = Directory.EnumerateFiles(tempDir, "*", SearchOption.AllDirectories).ToList();
numItems.Should().Be(extractedItems, "total number of extracted items should be the same");
numItems.Should().Be(extractedItems, "total number of extracted items should be the same");
numDirectories.Should().Be(
extractedirectories,
"total number of extracted directories should be the same - Unix may extract windows directories as files with / in name");
inputFiles.Count.Should().Be(extratedFiles.Count, "total number of extracted files should be the same");
// Check file hashes to to assert no corruption.
var inputFilesToCheck = inputFiles.ToDictionary(f => f.Substring(directoryToZip.Length), f => f);
var outputFilesToCheck = extratedFiles.ToDictionary(f => f.Substring(tempDir.FullName.Length), f => f);
foreach (var kv in inputFilesToCheck)
{
var outputFile = outputFilesToCheck[kv.Key];
Md5Hash(kv.Value).Should().Be(Md5Hash(outputFile), "file should not be corrupted.");
}
}
}
public void ZipUnzipToFromFile()
{
ZipContent original = new ZipContent();
original.A = "A";
original.B = 6;
string pathToZip = AppDomain.CurrentDomain.BaseDirectory + "ZipUnzipToFromFile.zip";
Zipper.Zip(original, pathToZip);
ZipContent unziped = Zipper.Unzip <ZipContent>(pathToZip);
Assert.AreEqual(original, unziped);
}
private String GetJsonArticle(Article article)
{
string result = string.Empty;
var bucketFileName = Zipper.Unzip(article.ZippedBucketFileName.ToByteArray());
var jsonArticles = GetJsonArticles(bucketFileName);
var jsonFileName = Zipper.Unzip(article.ZippedJsonFileName.ToByteArray());
if (jsonArticles.ContainsKey(jsonFileName))
{
result = jsonArticles[jsonFileName];
}
return(result);
}
public void ZippedCanBeUnzipedTest()
{
string testValue = "";
for (int i = 0; i < 100; i++)
{
testValue += DateTime.Now.Ticks.ToString();
}
var zipped = Zipper.Zip(testValue);
var unzipped = Zipper.Unzip(zipped);
Assert.IsTrue(testValue == unzipped);
}
public void ZipTest()
{
using (CreateContext())
{
var signed = CreateSignedLedger();
byte[] bytes;
using (var stream = new ByteStream())
{
stream.Write(signed);
bytes = stream.GetBytes();
}
var unzipped = Zipper.Unzip(Zipper.Zip(bytes));
Debug.Assert(bytes.IsEqual(unzipped));
}
}
public IBaseModel GetArticle(int chapter, int article, out string template)
{
var chapters = GetChapterList();
var chapterTitle = chapters[chapter];
var articles = GetArticlesTitlesByChapter(chapterTitle);
var path = $"{Directory.GetCurrentDirectory()}\\Articles\\{chapterTitle}\\{articles[article]}.zip";
var array = File.ReadAllBytes(path);
template = articles[article].Substring(articles[article].Length - 1);
var model = _zipper.Unzip(array, template);
model.Chapter = chapterTitle;
return(model);
}
public static CalculationModel CalPriceLoadByID(long id)
{
CalculationModel model = null;
DataTable dt = new DataTable();
using (SqlConnection conn = new SqlConnection(ConfigurationManager.ConnectionStrings["DBConnectionString"].ConnectionString))
{
using (SqlCommand cmd = new SqlCommand("cal_CalPriceGetByID", conn))
{
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.Add(new SqlParameter("@PriceID", id));
conn.Open();
try
{
SqlDataReader drd = cmd.ExecuteReader();
dt.Load(drd);
}
catch { }
conn.Close();
}
}
if (dt != null && dt.Rows.Count > 0)
{
string sEncodeJson = String.Concat(
dt.Rows[0]["JsonData1"],
dt.Rows[0]["JsonData2"],
dt.Rows[0]["JsonData3"],
dt.Rows[0]["JsonData4"],
dt.Rows[0]["JsonData5"],
dt.Rows[0]["JsonData6"],
dt.Rows[0]["JsonData7"],
dt.Rows[0]["JsonData8"],
dt.Rows[0]["JsonData9"],
dt.Rows[0]["JsonData10"]
);
model = Utility.JsonToObject <CalculationModel>(Zipper.Unzip(Convert.FromBase64String(sEncodeJson)));
}
return(model);
}
//=============================================================================================
public static T GetFromCache <T>(string key, T defaultValue = default)
{
try
{
//-----------------------------------------------------------------------------------------
if (_StoredValues is null)
{
OnInitialAccess();
}
//-----------------------------------------------------------------------------------------
if (_StoredValues.ContainsKey(key))
{
//------------------------------------------------------------------------------------------
if (_ExpirationTimes[key] <= DateTime.Now)
{
//------------------------------------------------------------------------------------------
_StoredValues.Remove(key);
_ExpirationTimes.Remove(key);
//------------------------------------------------------------------------------------------
return(defaultValue);
//------------------------------------------------------------------------------------------
}
//------------------------------------------------------------------------------------------
byte[] zippedValue = _StoredValues[key];
//------------------------------------------------------------------------------------------
string strValue = Zipper.Unzip(zippedValue);
T value = JsonConvert.DeserializeObject <T>(strValue);
//------------------------------------------------------------------------------------------
return(value);
//------------------------------------------------------------------------------------------
}
else
{
return(defaultValue);
}
//---------------------------------------------------------------------------------------------
}
catch (Exception ex)
{
throw ex;
}
}
static string TamperSomehow(string token)
{
var zipper = new Zipper();
var zippedBytes = Convert.FromBase64String(token);
var str = Encoding.ASCII.GetString(zipper.Unzip(zippedBytes));
Console.WriteLine("Unzipped contents:");
Console.WriteLine(str);
Console.WriteLine();
var parts = str.Split(new [] { "|" }, StringSplitOptions.RemoveEmptyEntries);
var jsonText = Encoding.UTF8.GetString(Convert.FromBase64String(parts[0]));
Console.WriteLine("First part as JSON:");
Console.WriteLine(jsonText);
Console.WriteLine();
var tamperedJsonText = jsonText.Replace(@"""joe""", @"""moe""");
Console.WriteLine("Tampered JSON:");
Console.WriteLine(tamperedJsonText);
Console.WriteLine();
var newStr = Convert.ToBase64String(Encoding.UTF8.GetBytes(tamperedJsonText))
+ "|"
+ parts[1];
Console.WriteLine("New unzipped contents:");
Console.WriteLine(newStr);
Console.WriteLine();
var tamperedZippedBytes = zipper.Zip(Encoding.ASCII.GetBytes(newStr));
return(Convert.ToBase64String(tamperedZippedBytes));
}
private void TitleSearchTextBoxTextChanged(object sender, EventArgs e)
{
if (String.IsNullOrWhiteSpace(TitleSearchTextBox.Text))
{
if (FoundArticles.List.Count != SearchResultsListBox.Items.Count)
{
SearchResultsListClear();
CopyFoundArticles();
}
}
else
{
SetElementsEnabled(false);
SearchResultsListBox.Items.Clear();
var list = FoundArticles.List
.Select(article => Zipper.Unzip(article.ZippedTitle.ToByteArray()))
.Where(title => !String.IsNullOrWhiteSpace(title) &&
title.ToLower().IndexOf(TitleSearchTextBox.Text.ToLower()) != -1)
.ToList();
var count = 0;
var temporaryList = new List <string>();
SearchResultsListClear();
foreach (var title in list)
{
temporaryList.Add(title);
if (temporaryList.Count() > MaxSearchAppendCount)
{
SearchResultsListAppend(temporaryList.ToArray());
temporaryList.Clear();
}
SetProgressBarValue(count++);
}
SearchResultsListAppend(temporaryList.ToArray());
}
}
/// <inheritdoc cref="IZipAdapter.Unzip"/>
public void Unzip(FilePath zip, DirectoryPath target)
{
_zipper.Unzip(zip, target);
}
public static CrypterInfo Obsolete_DecryptFile120(string inputFilePath, string outputDirectory, string password)
{
Output.Print("DECRYPTING OBSOLETE 120: " + inputFilePath);
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
// Needed for return
bool isDirectory = false;
string userOutputPath = "";
try
{
// DECRYPT PROCESS
using (FileStream source = new FileStream(inputFilePath, FileMode.Open, FileAccess.Read, FileShare.Read))
{
// Récupération du Header
byte[] metadataHeader = new byte[_metadataHeaderLength]; // Simplement "MCryptEncryptedData_{taille d'octets à lire}"
source.Seek(-_metadataHeaderLength, SeekOrigin.End);
source.Read(metadataHeader, 0, _metadataHeaderLength);
// Vérification si ce fichier est bien un fichier MCrypt
try
{
string metadataHeaderStringCheck = Encoding.Default.GetString(metadataHeader);
//Console.WriteLine(metadataHeaderString);
if (metadataHeaderStringCheck.Split('|')[0] != "MCryptEncryptedData")
{
Output.Print("Metadata header incorrect. This is not a MCrypt file.", Level.Error);
throw new Exception();
}
}
catch // Si une erreur survient, c'est que ce n'est pas
{
source.Flush();
source.Close();
throw new NotMCryptFileException();
}
Output.Print("MCrypt file detected!");
// Récupération de la fin du Header pour avoir le nombre de caractères du Body
string metadataHeaderString = Encoding.Default.GetString(metadataHeader);
int metadataBodyLength = int.Parse(metadataHeaderString.Split('|')[1]);
Output.Print("Metadata Body Length: " + metadataBodyLength);
byte[] metadataBody = new byte[metadataBodyLength];
source.Seek(-metadataBodyLength - _metadataHeaderLength, SeekOrigin.Current);
source.Read(metadataBody, 0, metadataBodyLength);
string[] metadataBodyStringSplit = Encoding.Default.GetString(metadataBody).Split('|');
// RAPPEL du format de metadataBody de la 120: Version de MCrypt, Type[File/Directory], extension, Hash, Salt, Iterations, BatchesLength
// Vérification du mot de passe
string passwordHash = metadataBodyStringSplit[3];
if (!BCrypt.Net.BCrypt.EnhancedVerify(password, passwordHash))
{
throw new WrongPasswordException();
}
Output.Print("Correct password!");
// Build output path
// Manage encrypted directories
isDirectory = bool.Parse(metadataBodyStringSplit[1]);
userOutputPath = Path.Combine(outputDirectory, metadataBodyStringSplit[2]); // The path for user output.
string outputFilePath; // The path for decryption output
if (!isDirectory)
{
Output.Print("Decrypting a file.");
outputFilePath = userOutputPath;
}
else
{
Output.Print("Decrypting a directory.");
outputFilePath = Files.GetTempFilePath();
Output.Print(string.Format("Decrypting zipped directory in temp file. ({0})", outputFilePath));
}
// Récupération du salt
byte[] salt = Encoding.Default.GetBytes(metadataBodyStringSplit[4]);
// Récupération des itérations
int iterations = int.Parse(metadataBodyStringSplit[5]);
// Récupération des Bacthes Length
Output.Print("Batches Length: " + metadataBodyStringSplit[6]);
string[] metadataReadBufferSizeStringSplit = metadataBodyStringSplit[6].Split('/');
long[] readBatchesLength = new long[metadataReadBufferSizeStringSplit.Length - 1];
for (int i = 0; i < metadataReadBufferSizeStringSplit.Length - 1; i++) // (- 1 car le dernier est vide)
{
readBatchesLength[i] = long.Parse(metadataReadBufferSizeStringSplit[i]);
}
// Set Aes
AesManaged aes = new AesManaged();
aes.BlockSize = aes.LegalBlockSizes[0].MaxSize;
aes.KeySize = aes.LegalKeySizes[0].MaxSize;
// Set key, iv & mode
// NB: Rfc2898DeriveBytes initialization and subsequent calls to GetBytes must be eactly the same, including order, on both the encryption and decryption sides.
Rfc2898DeriveBytes key = new Rfc2898DeriveBytes(password, salt, iterations);
aes.Key = key.GetBytes(aes.KeySize / 8);
aes.IV = key.GetBytes(aes.BlockSize / 8);
aes.Mode = CipherMode.CBC;
aes.Padding = PaddingMode.PKCS7;
// Create decryptor
ICryptoTransform transform = aes.CreateDecryptor(aes.Key, aes.IV);
// Décryptage
using (FileStream destination = new FileStream(outputFilePath, FileMode.Create, FileAccess.Write, FileShare.Read))
{
// Remise à zéro du flux !!!
source.Seek(0, SeekOrigin.Begin);
long readBytes = 0;
long totalReadBytes = source.Length - (_metadataHeaderLength + metadataBodyLength);
double batchesNumber = readBatchesLength.Length;
Output.Print("Total bytes to decrypt: " + totalReadBytes);
Output.Print("Number of batches: " + batchesNumber);
int batches = 0;
long decryptedBytes = 0;
Output.Print("Decrypting batches...");
for (int i = 0; i < batchesNumber; i++)
{
using (MemoryStream ms = new MemoryStream())
{
using (CryptoStream cryptoStream = new CryptoStream(ms, transform, CryptoStreamMode.Write)) // we create a cryptoStream for each batch (because it's of single use)
{
int bytesToRead = (int)readBatchesLength[i];
byte[] readBuffer = new byte[bytesToRead];
source.Read(readBuffer, 0, bytesToRead);
cryptoStream.Write(readBuffer, 0, bytesToRead);
cryptoStream.FlushFinalBlock();
readBytes += bytesToRead;
decryptedBytes += ms.Length;
destination.Write(ms.ToArray(), 0, (int)ms.Length);
ms.Flush();
}
}
batches++;
Output.Print(string.Format("Batch number {0} / {1} done. ({2} bytes)", batches, batchesNumber, readBatchesLength[i]));
GC.Collect(); // Nécessaire !!!!!
}
Output.Print(string.Format("Total decrypted bytes: {0}", decryptedBytes));
}
if (isDirectory)
{
Zipper.Unzip(outputFilePath, userOutputPath);
Files.OptimalFileDelete(outputFilePath);
Output.Print("Unzipped and deleted temp file containing directory.");
}
}
Output.Print("Decryption successful!");
}
catch (WrongPasswordException e)
{
throw e;
}
catch (Exception e)
{
throw new DecryptException(e.Message, e.InnerException);
}
finally
{
stopwatch.Stop();
Output.Print(string.Format("Operation ended in {0} .", stopwatch.Elapsed));
}
return(new CrypterInfo(userOutputPath, isDirectory, CompressionMode.None)); // Il n'y avait pas de compression à cette époque
}
