public static void Compress(Stream data, Stream outData, string fileName)
{
string str = "";
try
{
using (ICSharpCode.SharpZipLib.Zip.ZipOutputStream zipStream = new ICSharpCode.SharpZipLib.Zip.ZipOutputStream(outData))
{
zipStream.SetLevel(3);
ICSharpCode.SharpZipLib.Zip.ZipEntry newEntry = new ICSharpCode.SharpZipLib.Zip.ZipEntry(fileName);
newEntry.DateTime = DateTime.UtcNow;
zipStream.PutNextEntry(newEntry);
data.Position = 0;
int size = (data.CanSeek) ? Math.Min((int)(data.Length - data.Position), 0x2000) : 0x2000;
byte[] buffer = new byte[size];
int n;
do
{
n = data.Read(buffer, 0, buffer.Length);
zipStream.Write(buffer, 0, n);
} while (n != 0);
zipStream.CloseEntry();
zipStream.Flush();
zipStream.Close();
}
}
catch (Exception ex)
{
str = ex.Message;
}
}
/// <summary>
/// Constrói um pacote com as dependencias informadas.
/// </summary>
/// <param name="outStream">Stream de saída.</param>
/// <param name="entries"></param>
/// <returns></returns>
public static void BuildPackage(System.IO.Stream outStream, IEnumerator <Tuple <DataEntryVersion, System.IO.Stream> > entries)
{
outStream.Require("outStream").NotNull();
outStream.Require("entries").NotNull();
var buffer = new byte[1024];
int read = 0;
var zipOut = new ICSharpCode.SharpZipLib.Zip.ZipOutputStream(outStream);
while (entries.MoveNext())
{
var item = entries.Current;
if (item == null)
{
continue;
}
var entryName = item.Item1.TypeName.FullName;
var entry = new ICSharpCode.SharpZipLib.Zip.ZipEntry(entryName);
entry.Size = item.Item2.Length;
zipOut.PutNextEntry(entry);
while ((read = item.Item2.Read(buffer, 0, buffer.Length)) > 0)
{
zipOut.Write(buffer, 0, read);
}
zipOut.CloseEntry();
}
zipOut.Finish();
zipOut.Flush();
}
public static MemoryStream CompressStream(MemoryStream stream, string entryname)
{
MemoryStream ms = new MemoryStream();
using (ICSharpCode.SharpZipLib.Zip.ZipOutputStream zipstream = new ICSharpCode.SharpZipLib.Zip.ZipOutputStream(ms))
{
ICSharpCode.SharpZipLib.Zip.ZipEntry entry = new ICSharpCode.SharpZipLib.Zip.ZipEntry(entryname);
entry.DateTime = DateTime.Now;
zipstream.PutNextEntry(entry);
zipstream.Write(stream.ToArray(), 0, (int)stream.Length);
zipstream.Flush();
zipstream.Finish();
zipstream.Close();
}
return(ms);
}
private void Compress(Stream data, Stream outData)
{
string str = "";
try
{
using (ICSharpCode.SharpZipLib.Zip.ZipOutputStream zipStream = new ICSharpCode.SharpZipLib.Zip.ZipOutputStream(outData))
{
zipStream.SetLevel(3);
ICSharpCode.SharpZipLib.Zip.ZipEntry newEntry = new ICSharpCode.SharpZipLib.Zip.ZipEntry("data.xml");
newEntry.DateTime = DateTime.UtcNow;
//newEntry.Size = data.Length;
zipStream.PutNextEntry(newEntry);
//data.CopyTo(zipStream);
//CopyStream(data, zipStream);
//zipStream.Write(data, 0, data.Length);
// zipStream.Finish();
//zipStream.Close();//?
//byte[] buffer = new byte[32768];
//int read;
//while ((read = data.Read(buffer, 0, buffer.Length)) > 0)
//{
// zipStream.Write(buffer, 0, read);
//}
data.Position = 0;
int size = (data.CanSeek) ? Math.Min((int)(data.Length - data.Position), 0x2000) : 0x2000;
byte[] buffer = new byte[size];
int n;
do
{
n = data.Read(buffer, 0, buffer.Length);
zipStream.Write(buffer, 0, n);
} while (n != 0);
zipStream.CloseEntry();
zipStream.Flush();
zipStream.Close();
}
}
catch (Exception ex)
{
str = ex.Message;
}
}
private void _CompressZIP(string pathFileZip, IDTSComponentEvents componentEvents)
{
System.IO.DirectoryInfo di = new System.IO.DirectoryInfo(_folderSource);
System.IO.FileInfo[] fi_s = di.GetFiles("*.*", (_recurse ? System.IO.SearchOption.AllDirectories : System.IO.SearchOption.TopDirectoryOnly));
bool b = false;
try
{
using (ICSharpCode.SharpZipLib.Zip.ZipOutputStream fz = new ICSharpCode.SharpZipLib.Zip.ZipOutputStream(System.IO.File.Create(pathFileZip)))
{
fz.SetLevel(9);
if (!string.IsNullOrEmpty(_comment))
{
componentEvents.FireInformation(1, "UnZip SSIS", "Set Comment.", null, 0, ref b);
fz.SetComment(_comment);
}
if (!string.IsNullOrWhiteSpace(_password))
{
componentEvents.FireInformation(1, "UnZip SSIS", "Set Password.", null, 0, ref b);
fz.Password = _password;
}
foreach (System.IO.FileInfo fi in fi_s)
{
if (!System.Text.RegularExpressions.Regex.Match(fi.FullName, _fileFilter).Success)
{
componentEvents.FireInformation(1, "UnZip SSIS", _typeCompression.ToString() + ": file " + fi.FullName + " doesn't match regex filter '" + _fileFilter + "'. File not processed.", null, 0, ref b);
continue;
}
componentEvents.FireInformation(1, "UnZip SSIS", _typeCompression.ToString() + ": Compress (with '" + _storePaths.ToString() + "') file: " + fi.FullName, null, 0, ref b);
string file_name = "";
ICSharpCode.SharpZipLib.Zip.ZipEntry ze = null;
if (_storePaths == Store_Paths.Absolute_Paths)
{
//Absolute Path
file_name = ICSharpCode.SharpZipLib.Zip.ZipEntry.CleanName(fi.FullName);
ze = new ICSharpCode.SharpZipLib.Zip.ZipEntry(file_name);
}
else if (_storePaths == Store_Paths.Relative_Paths)
{
//Relative Path
ICSharpCode.SharpZipLib.Zip.ZipNameTransform zn = new ICSharpCode.SharpZipLib.Zip.ZipNameTransform(_folderSource);
file_name = zn.TransformFile(fi.FullName);
if (_addRootFolder)
{
file_name = (di.Name + "/" + file_name).Replace("//", "/");
}
ze = new ICSharpCode.SharpZipLib.Zip.ZipEntry(file_name);
}
else if (_storePaths == Store_Paths.No_Paths)
{
//No Path
file_name = fi.Name;
ze = new ICSharpCode.SharpZipLib.Zip.ZipEntry(file_name);
}
else
{
throw new Exception("Please select type Store Paths (No_Paths / Relative_Paths / Absolute_Paths).");
}
using (System.IO.FileStream fs = new System.IO.FileStream(fi.FullName, System.IO.FileMode.Open, System.IO.FileAccess.Read))
{
ze.Size = fs.Length;
fz.PutNextEntry(ze);
fs.CopyTo(fz);
fs.Flush();
fz.Flush();
fz.CloseEntry();
}
}
fz.Flush();
}
_Check_ZIP(pathFileZip, componentEvents);
}
catch (Exception ex)
{
componentEvents.FireError(1000, "UnZip SSIS", ex.Message, null, 0);
throw;
}
finally
{
}
}
private static void Zip(string[] files, ICSharpCode.SharpZipLib.Zip.ZipOutputStream s)
{
List <string> rootPaths = new List <string>();
ICSharpCode.SharpZipLib.Zip.ZipEntry entry = null;
System.IO.FileStream fs = null;
ICSharpCode.SharpZipLib.Checksums.Crc32 crc = new ICSharpCode.SharpZipLib.Checksums.Crc32();
try
{
////创建当前文件夹
//entry = new ICSharpCode.SharpZipLib.Zip.ZipEntry("/"); //加上 “/” 才会当成是文件夹创建
//s.PutNextEntry(entry);
//s.Flush();
foreach (string file in files)
{
if (System.IO.Directory.Exists(file))
{
if (file.Split('\\').Count() > 1)
{
rootPaths.Add(file);
entry = new ICSharpCode.SharpZipLib.Zip.ZipEntry(file.Split('\\').Last() + "/"); //加上 “/” 才会当成是文件夹创建
s.PutNextEntry(entry);
s.Flush();
}
continue;
}
//打开压缩文件
fs = System.IO.File.OpenRead(file);
byte[] buffer = new byte[fs.Length];
fs.Read(buffer, 0, buffer.Length);
var zipfilename = System.IO.Path.GetFileName(file);
foreach (var rootPath in rootPaths)
{
var _index = file.IndexOf(rootPath);
if (_index >= 0)
{
zipfilename = rootPath.Split('\\').Last() + "\\" + System.IO.Path.GetFileName(file);
break;
}
}
entry = new ICSharpCode.SharpZipLib.Zip.ZipEntry(zipfilename)
{
DateTime = DateTime.Now,
Size = fs.Length
};
fs.Close();
crc.Reset();
crc.Update(buffer);
entry.Crc = crc.Value;
s.PutNextEntry(entry);
s.Write(buffer, 0, buffer.Length);
}
}
finally
{
if (fs != null)
{
fs.Close();
fs = null;
}
if (entry != null)
{
entry = null;
}
GC.Collect();
}
}
