public static bool Decompress(string filePath, string extractFolder)
{
try
{
var cab = new CabInfo(filePath);
cab.Unpack(extractFolder);
return true;
}
catch
{
return false;
}
}
public static string GetKeyedWsp(string wspFile, string company, string servers, DateTime expiry)
{
Guid transGuid = new Guid();
//hax: config me
string baseDir = @"D:\Hosting\5709750\html\sprockettools\d\";
string source = baseDir + @"original\" + transGuid.ToString() + @"\";
string dest = baseDir + @"modified\";
//load the cab and unpack it to the temporary directory used for this transaction
CabInfo cab = new CabInfo(baseDir + wspFile);
cab.Unpack(source);
//get xml file
string keyXmlFile = source + @"Layouts\SprocketValidator\key.xml";
XmlDocument xd = new XmlDocument();
xd.Load(keyXmlFile);
//update XML file and write back to disk
XmlNode n = xd.SelectSingleNode(@"/key");
n.InnerText = Convert.ToBase64String(System.Text.Encoding.ASCII.GetBytes(company + "|" + servers + "|" + DateTime.Today.AddDays(14).ToShortDateString()));
using (XmlWriter xw = XmlWriter.Create(keyXmlFile))
{
xd.WriteTo(xw);
xw.Flush();
}
//create a list with files and add them to a cab file
string newFile = (dest + DateTime.Now.ToString("yyyyMMdd") + "_" + company + "_" + wspFile).Replace(" ", "");
CabInfo newCab = new CabInfo(newFile);
List<string> paths = new List<string>();
//put files into list to be packed
foreach (string compFile in Directory.GetFiles(source, "*", SearchOption.AllDirectories))
{
paths.Add(compFile.Replace(source, ""));
}
newCab.PackFiles(source, paths, paths);
//delete the transaction directory
Directory.Delete(source,true);
return newFile;
}
private static void DownloadAndUnpackCab()
{
var webClient = new WebClient();
try
{
if (Settings.Proxy != null)
webClient.Proxy = Settings.Proxy;
webClient.DownloadFile("http://update.microsoft.com/redist/wuredist.cab",
Path.Combine(TempDir, CabFileName));
}
catch (Exception e)
{
Logger.Log("Could not download WUA cab file.", LogLevel.Error);
Logger.LogException(e);
}
var cab = new CabInfo(Path.Combine(TempDir, CabFileName));
cab.Unpack(TempDir);
}
public void CabInfoCompressExtract()
{
int fileCount = 10, fileSize = 1024;
string dirA = String.Format("{0}-{1}-A", fileCount, fileSize);
if (Directory.Exists(dirA)) Directory.Delete(dirA, true);
Directory.CreateDirectory(dirA);
Directory.CreateDirectory(Path.Combine(dirA, "sub"));
string dirB = String.Format("{0}-{1}-B", fileCount, fileSize);
if (Directory.Exists(dirB)) Directory.Delete(dirB, true);
Directory.CreateDirectory(dirB);
string[] files = new string[fileCount];
for (int iFile = 0; iFile < fileCount; iFile++)
{
files[iFile] = "€" + iFile + ".txt";
CompressionTestUtil.GenerateRandomFile(Path.Combine(dirA, files[iFile]), iFile, fileSize);
}
CompressionTestUtil.GenerateRandomFile(Path.Combine(Path.Combine(dirA, "sub"), "€-.txt"), fileCount + 1, fileSize);
CabInfo cabInfo = new CabInfo("test.cab");
cabInfo.Pack(dirA);
cabInfo.Unpack(dirB);
bool directoryMatch = CompressionTestUtil.CompareDirectories(dirA, dirB);
Assert.IsFalse(directoryMatch,
"Testing whether cabinet output directory matches input directory.");
Directory.Delete(dirB, true);
Directory.CreateDirectory(dirB);
cabInfo.Pack(dirA, true, CompressionLevel.Normal, null);
cabInfo.Unpack(dirB);
directoryMatch = CompressionTestUtil.CompareDirectories(dirA, dirB);
Assert.IsTrue(directoryMatch,
"Testing whether cabinet output directory matches input directory.");
Directory.Delete(dirB, true);
Directory.Delete(Path.Combine(dirA, "sub"), true);
Directory.CreateDirectory(dirB);
cabInfo.Delete();
cabInfo.PackFiles(dirA, files, null);
cabInfo.UnpackFiles(files, dirB, null);
directoryMatch = CompressionTestUtil.CompareDirectories(dirA, dirB);
Assert.IsTrue(directoryMatch,
"Testing whether cabinet output directory matches input directory.");
Directory.Delete(dirB, true);
Directory.CreateDirectory(dirB);
cabInfo.Delete();
IDictionary<string, string> testMap = new Dictionary<string, string>(files.Length);
for (int iFile = 0; iFile < fileCount; iFile++)
{
testMap[files[iFile] + ".key"] = files[iFile];
}
cabInfo.PackFileSet(dirA, testMap);
cabInfo.UnpackFileSet(testMap, dirB);
directoryMatch = CompressionTestUtil.CompareDirectories(dirA, dirB);
Assert.IsTrue(directoryMatch,
"Testing whether cabinet output directory matches input directory.");
Directory.Delete(dirB, true);
Directory.CreateDirectory(dirB);
testMap.Remove(files[1] + ".key");
cabInfo.UnpackFileSet(testMap, dirB);
directoryMatch = CompressionTestUtil.CompareDirectories(dirA, dirB);
Assert.IsFalse(directoryMatch,
"Testing whether cabinet output directory matches input directory.");
Directory.Delete(dirB, true);
Directory.CreateDirectory(dirB);
cabInfo.Delete();
cabInfo.PackFiles(dirA, files, null);
cabInfo.UnpackFile("€2.txt", Path.Combine(dirB, "test.txt"));
Assert.IsTrue(File.Exists(Path.Combine(dirB, "test.txt")));
Assert.AreEqual<int>(1, Directory.GetFiles(dirB).Length);
}
public void CabinetExtractUpdate()
{
int fileCount = 5, fileSize = 2048;
string dirA = String.Format("{0}-{1}-A", fileCount, fileSize);
if (Directory.Exists(dirA)) Directory.Delete(dirA, true);
Directory.CreateDirectory(dirA);
string dirB = String.Format("{0}-{1}-B", fileCount, fileSize);
if (Directory.Exists(dirB)) Directory.Delete(dirB, true);
Directory.CreateDirectory(dirB);
string[] files = new string[fileCount];
for (int iFile = 0; iFile < fileCount; iFile++)
{
files[iFile] = "€" + iFile + ".txt";
CompressionTestUtil.GenerateRandomFile(Path.Combine(dirA, files[iFile]), iFile, fileSize);
}
CabInfo cabInfo = new CabInfo("testupdate.cab");
cabInfo.Pack(dirA);
cabInfo.Unpack(dirB);
DateTime originalTime = File.GetLastWriteTime(Path.Combine(dirA, "€1.txt"));
DateTime pastTime = originalTime - new TimeSpan(0, 5, 0);
DateTime futureTime = originalTime + new TimeSpan(0, 5, 0);
using (CabEngine cabEngine = new CabEngine())
{
string cabName = "testupdate.cab";
ArchiveFileStreamContext streamContext = new ArchiveFileStreamContext(cabName, dirB, null);
streamContext.ExtractOnlyNewerFiles = true;
Assert.AreEqual<bool>(true, streamContext.ExtractOnlyNewerFiles);
Assert.IsNotNull(streamContext.ArchiveFiles);
Assert.AreEqual<int>(1, streamContext.ArchiveFiles.Count);
Assert.AreEqual<string>(cabName, streamContext.ArchiveFiles[0]);
Assert.AreEqual<string>(dirB, streamContext.Directory);
File.SetLastWriteTime(Path.Combine(dirB, "€1.txt"), futureTime);
cabEngine.Unpack(streamContext, null);
Assert.IsTrue(File.GetLastWriteTime(Path.Combine(dirB, "€1.txt")) - originalTime > new TimeSpan(0, 4, 55));
File.SetLastWriteTime(Path.Combine(dirB, "€1.txt"), pastTime);
File.SetLastWriteTime(Path.Combine(dirB, "€2.txt"), pastTime);
File.SetAttributes(Path.Combine(dirB, "€2.txt"), FileAttributes.ReadOnly);
File.SetAttributes(Path.Combine(dirB, "€2.txt"), FileAttributes.Hidden);
File.SetAttributes(Path.Combine(dirB, "€2.txt"), FileAttributes.System);
cabEngine.Unpack(streamContext, null);
Assert.IsTrue((File.GetLastWriteTime(Path.Combine(dirB, "€1.txt")) - originalTime).Duration() < new TimeSpan(0, 0, 5));
// Just test the rest of the streamContext properties here.
IDictionary<string, string> testMap = new Dictionary<string, string>();
streamContext = new ArchiveFileStreamContext(cabName, dirB, testMap);
Assert.AreSame(testMap, streamContext.Files);
Assert.IsFalse(streamContext.EnableOffsetOpen);
streamContext.EnableOffsetOpen = true;
Assert.IsTrue(streamContext.EnableOffsetOpen);
streamContext = new ArchiveFileStreamContext(cabName, ".", testMap);
Assert.AreEqual<string>(".", streamContext.Directory);
string[] testArchiveFiles = new string[] { cabName };
streamContext = new ArchiveFileStreamContext(testArchiveFiles, ".", testMap);
Assert.AreSame(testArchiveFiles, streamContext.ArchiveFiles);
}
}
/// <summary>
/// Unpack a cab file
/// </summary>
public void UnCab(string cabFile, string tempFolderToUse)
{
EnsureDirectoryExists(tempFolderToUse);
CabInfo cabToUnpack = new CabInfo(cabFile);
cabToUnpack.Unpack(tempFolderToUse);
}
private static void DownloadAndUnpackCab()
{
WebClient webClient = new WebClient();
try
{
webClient.DownloadFile("http://update.microsoft.com/redist/wuredist.cab",
Path.Combine(tempDir, cabFileName));
}
catch (Exception e)
{
AgentSettings.Log("Exception: {0}", AgentLogLevel.Error, e.Message);
if (e.InnerException != null)
{
AgentSettings.Log("Inner exception: {0}", AgentLogLevel.Error, e.InnerException.Message);
}
AgentSettings.Log("Could not download WUA cab file.", AgentLogLevel.Error);
}
CabInfo cab = new CabInfo(Path.Combine(tempDir, cabFileName));
cab.Unpack(tempDir);
}