public void CreateZipFile(string[] straFilenames, string strOutputFilename)
{
Crc32 crc = new Crc32();
ZipOutputStream zos = new ZipOutputStream(File.Create(strOutputFilename));
zos.SetLevel(m_nCompressionLevel);
foreach (string strFileName in straFilenames)
{
FileStream fs = File.OpenRead(strFileName);
byte[] buffer = new byte[fs.Length];
fs.Read(buffer, 0, buffer.Length);
ZipEntry entry = new ZipEntry(GetFileNameWithoutDrive(strFileName));
entry.DateTime = DateTime.Now;
entry.Size = fs.Length;
fs.Close();
crc.Reset();
crc.Update(buffer);
entry.Crc = crc.Value;
zos.PutNextEntry(entry);
zos.Write(buffer, 0, buffer.Length);
}
zos.Finish();
zos.Close();
}
public static string PackToBase64(string text)
{
byte[] buffer;
MemoryStream ms = new MemoryStream();
using (ICSharpCode.SharpZipLib.Zip.ZipOutputStream zipOutputStream = new ICSharpCode.SharpZipLib.Zip.ZipOutputStream(ms))
{
zipOutputStream.SetLevel(9);
ICSharpCode.SharpZipLib.Zip.ZipEntry zipEntry = new ICSharpCode.SharpZipLib.Zip.ZipEntry("Boliglag.Admin");
zipOutputStream.PutNextEntry(zipEntry);
byte[] bytes = System.Text.Encoding.Unicode.GetBytes(text.ToCharArray());
zipOutputStream.Write(bytes, 0, bytes.Length);
zipOutputStream.Flush();
zipOutputStream.Finish();
buffer = new byte[ms.Length];
ms.Position = 0;
ms.Read(buffer, 0, Convert.ToInt32(ms.Length));
}//using ( ICSharpCode.SharpZipLib.Zip.ZipOutputStream zipOutputStream = new ICSharpCode.SharpZipLib.Zip.ZipOutputStream( fileStreamOut ) ) ...
return(ToBase64(buffer));
}
/// <summary>
/// ファイルを圧縮
/// </summary>
/// <param name="filename">ファイル名フルパス</param>
/// <param name="offsetFolderName">圧縮時のルートフォルダのフルパス</param>
/// <param name="zipStream">圧縮先のZipStream</param>
public static void CompressFile(string filename, string offsetFolderName, ZipOutputStream zipStream)
{
//フォルダのオフセット値を取得
var folderOffset = offsetFolderName.Length + (offsetFolderName.EndsWith("\\") ? 0 : 1);
//ファイル名の余計なパスを消す
string entryName = filename.Substring(folderOffset);
entryName = ZipEntry.CleanName(entryName);
//圧縮するファイルを表示←非常に良くない
Console.WriteLine(entryName);
//ファイル情報書き込み
var fi = new FileInfo(filename);
var newEntry = new ZipEntry(entryName)
{
DateTime = fi.LastWriteTime,
Size = fi.Length,
};
zipStream.PutNextEntry(newEntry);
//ファイル内容書き込み
var buffer = new byte[4096];
using (var streamReader = File.OpenRead(filename))
{
StreamUtils.Copy(streamReader, zipStream, buffer);
}
zipStream.CloseEntry();
}
public void ZipFile(string FileToZip, string ZipedFile, int CompressionLevel, int BlockSize)
{
//如果文件没有找到，则报错
if (!System.IO.File.Exists(FileToZip))
{
throw new System.IO.FileNotFoundException("The specified file " + FileToZip + " could not be found. Zipping aborderd");
}
System.IO.FileStream StreamToZip = new System.IO.FileStream(FileToZip, System.IO.FileMode.Open, System.IO.FileAccess.Read);
System.IO.FileStream ZipFile = System.IO.File.Create(ZipedFile);
ZipOutputStream ZipStream = new ZipOutputStream(ZipFile);
ZipEntry ZipEntry = new ZipEntry("ZippedFile");
ZipStream.PutNextEntry(ZipEntry);
ZipStream.SetLevel(CompressionLevel);
byte[] buffer = new byte[BlockSize];
System.Int32 size = StreamToZip.Read(buffer, 0, buffer.Length);
ZipStream.Write(buffer, 0, size);
try
{
while (size < StreamToZip.Length)
{
int sizeRead = StreamToZip.Read(buffer, 0, buffer.Length);
ZipStream.Write(buffer, 0, sizeRead);
size += sizeRead;
}
}
catch (System.Exception ex)
{
throw ex;
}
ZipStream.Finish();
ZipStream.Close();
StreamToZip.Close();
}
public ZipFileBuilder(Stream outStream)
{
zipStream = new ZipOutputStream(outStream);
zipStream.SetLevel(9); //best compression
factory = new ZipEntryFactory(DateTime.Now);
}
// Recurses down the folder structure
//
private void CompressFile(string filename, ZipOutputStream zipStream, int fileOffset)
{
var fi = new FileInfo(filename);
var entryName = Path.GetFileName(filename); // Makes the name in zip based on the folder
entryName = ZipEntry.CleanName(entryName); // Removes drive from name and fixes slash direction
var newEntry = new ZipEntry(entryName);
newEntry.DateTime = fi.LastWriteTime; // Note the zip format stores 2 second granularity
// Specifying the AESKeySize triggers AES encryption. Allowable values are 0 (off), 128 or 256.
// newEntry.AESKeySize = 256;
// To permit the zip to be unpacked by built-in extractor in WinXP and Server2003, WinZip 8, Java, and other older code,
// you need to do one of the following: Specify UseZip64.Off, or set the Size.
// If the file may be bigger than 4GB, or you do not need WinXP built-in compatibility, you do not need either,
// but the zip will be in Zip64 format which not all utilities can understand.
// zipStream.UseZip64 = UseZip64.Off;
newEntry.Size = fi.Length;
zipStream.PutNextEntry(newEntry);
// Zip the file in buffered chunks
// the "using" will close the stream even if an exception occurs
var buffer = new byte[4096];
using (var streamReader = File.OpenRead(filename))
{
StreamUtils.Copy(streamReader, zipStream, buffer);
}
zipStream.CloseEntry();
}
/// <summary>
/// Zips the files in the specifed directory and outputs the zip file to the specified location.
/// </summary>
/// <param name="zipFilePath">The full path to the output zip file.</param>
/// <returns>The total number of files added to the zip file.</returns>
public int ZipToFile(string zipFilePath)
{
int total = 0;
if (Directory.Exists(DirectoryPath))
{
if (!Directory.Exists(Path.GetDirectoryName(zipFilePath)))
{
Directory.CreateDirectory(Path.GetDirectoryName(zipFilePath));
}
// Create the zip file
//Crc32 crc = new Crc32();
ZipOutputStream zipFile = new ZipOutputStream(File.Create(zipFilePath));
zipFile.UseZip64 = UseZip64.Off;
zipFile.SetLevel(9);
total += ZipFromPath(zipFile, DirectoryPath);
// Close the writer
zipFile.Finish();
zipFile.Close();
}
return total;
}
public static void CreateFromDirectory(string[] sourceFileNames, string destinationArchiveFileName)
{
using (ZipOutputStream zipStream = new ZipOutputStream(File.Create(destinationArchiveFileName)))
{
byte[] buffer = new byte[BufferSize];
zipStream.SetLevel(9);
foreach (string file in sourceFileNames)
{
var entryName = Path.GetFileName(file);
var fileInfo = new FileInfo(file);
ZipEntry entry = new ZipEntry(entryName);
entry.DateTime = fileInfo.LastWriteTime;
zipStream.PutNextEntry(entry);
using (FileStream fileStream = File.OpenRead(file))
{
while (true)
{
int size = fileStream.Read(buffer, 0, buffer.Length);
if (size <= 0)
break;
zipStream.Write(buffer, 0, size);
}
}
}
zipStream.Finish();
zipStream.Close();
}
}
private static ZipOutputStream OpenZipStream(Purl path)
{
Stream stream = path.CreateFile();
ZipOutputStream zip = new ZipOutputStream(stream);
zip.SetLevel(5);
return zip;
}
public byte[] diskLess()
{
MemoryStream ms = new MemoryStream();
StreamWriter sw = new StreamWriter(ms);
sw.WriteLine("HELLO!");
sw.WriteLine("I WANT TO SAVE THIS FILE AS A .TXT FILE WITHIN TWO FOLDERS");
sw.Flush(); //This is required or you get a blank text file :)
ms.Position = 0;
// create the ZipEntry archive from the txt file in memory stream ms
MemoryStream outputMS = new System.IO.MemoryStream();
ZipOutputStream zipOutput = new ZipOutputStream(outputMS);
ZipEntry ze = new ZipEntry(@"dir1/dir2/whatever.txt");
zipOutput.PutNextEntry(ze);
zipOutput.Write(ms.ToArray(), 0, Convert.ToInt32(ms.Length));
zipOutput.Finish();
zipOutput.Close();
byte[] byteArrayOut = outputMS.ToArray();
outputMS.Close();
ms.Close();
return byteArrayOut;
}
/// <summary>
/// 压缩文件夹
/// </summary>
/// <param name="dirToZip"></param>
/// <param name="zipedFileName"></param>
/// <param name="compressionLevel">压缩率0（无压缩）9（压缩率最高）</param>
public void ZipDir(string dirToZip, string zipedFileName, int compressionLevel = 9)
{
if (Path.GetExtension(zipedFileName) != ".zip")
{
zipedFileName = zipedFileName + ".zip";
}
using (var zipoutputstream = new ZipOutputStream(File.Create(zipedFileName)))
{
zipoutputstream.SetLevel(compressionLevel);
var crc = new Crc32();
var fileList = GetAllFies(dirToZip);
foreach (DictionaryEntry item in fileList)
{
var fs = new FileStream(item.Key.ToString(), FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
var buffer = new byte[fs.Length];
fs.Read(buffer, 0, buffer.Length);
// ZipEntry entry = new ZipEntry(item.Key.ToString().Substring(dirToZip.Length + 1));
var entry = new ZipEntry(Path.GetFileName(item.Key.ToString()))
{
DateTime = (DateTime) item.Value,
Size = fs.Length
};
fs.Close();
crc.Reset();
crc.Update(buffer);
entry.Crc = crc.Value;
zipoutputstream.PutNextEntry(entry);
zipoutputstream.Write(buffer, 0, buffer.Length);
}
}
}
/// <summary>
/// Compress an string using ZIP
/// </summary>
/// <param name="xml"></param>
/// <returns></returns>
public static byte[] CompressContent(string contentToZip)
{
System.Text.UTF8Encoding encoding = new System.Text.UTF8Encoding();
byte[] buff = encoding.GetBytes(contentToZip);
try
{
using (MemoryStream stream = new MemoryStream())
{
using (ZipOutputStream zipout = new ZipOutputStream(stream))
{
zipout.SetLevel(9);
ZipEntry entry = new ZipEntry("zipfile.zip");
entry.DateTime = DateTime.Now;
zipout.PutNextEntry(entry);
zipout.Write(buff, 0, buff.Length);
zipout.Finish();
byte[] outputbyte = new byte[(int)stream.Length];
stream.Position = 0;
stream.Read(outputbyte, 0, (int)stream.Length);
return outputbyte;
}
}
}
catch (Exception ex)
{
ex.Message.ToString();
return null;
}
}
private void CompressFilesToOneZipFile(ICollection<string> inputPaths, string zipFilePath)
{
Log.LogMessage(MessageImportance.Normal, "Zipping " + inputPaths.Count + " files to zip file " + zipFilePath);
using (var fsOut = File.Create(zipFilePath)) // Overwrites previous file
{
using (var zipStream = new ZipOutputStream(fsOut))
{
foreach (var inputPath in inputPaths)
{
zipStream.SetLevel(9); // Highest level of compression
var inputFileInfo = new FileInfo(inputPath);
var newEntry = new ZipEntry(inputFileInfo.Name) { DateTime = inputFileInfo.CreationTime };
zipStream.PutNextEntry(newEntry);
var buffer = new byte[4096];
using (var streamReader = File.OpenRead(inputPath))
{
ICSharpCode.SharpZipLib.Core.StreamUtils.Copy(streamReader, zipStream, buffer);
}
zipStream.CloseEntry();
}
zipStream.IsStreamOwner = true;
zipStream.Close();
}
}
}
public void Zip(string outPathname, IList<ZipItem> contents)
{
var outputStream = File.Create(outPathname);
var zipStream = new ZipOutputStream(outputStream);
zipStream.SetLevel(3);
foreach (var item in contents)
{
if (item.IsDirectory)
{
var files = Directory.EnumerateFiles(item.FilePath);
foreach (var file in files)
{
AppendFile(zipStream, item.FolderInZip, file);
}
}
else
{
AppendFile(zipStream, item.FolderInZip, item.FilePath);
}
}
zipStream.IsStreamOwner = true;
zipStream.Close();
}
/// <summary>
/// Создать архив
/// </summary>
/// <param name="InputFilePath">Входной файл</param>
/// <param name="OutPutFilePath">Выходной архив с одним файлом</param>
public static void CreateZip(string InputFilePath, string OutPutFilePath)
{
FileInfo outFileInfo = new FileInfo(OutPutFilePath);
FileInfo inFileInfo = new FileInfo(InputFilePath);
// Create the output directory if it does not exist
if (!Directory.Exists(outFileInfo.Directory.FullName))
{
Directory.CreateDirectory(outFileInfo.Directory.FullName);
}
// Compress
using (FileStream fsOut = File.Create(OutPutFilePath))
{
using (ICSharpCode.SharpZipLib.Zip.ZipOutputStream zipStream = new ICSharpCode.SharpZipLib.Zip.ZipOutputStream(fsOut))
{
zipStream.UseZip64 = UseZip64.Off;
zipStream.SetLevel(9);
ICSharpCode.SharpZipLib.Zip.ZipEntry newEntry = new ICSharpCode.SharpZipLib.Zip.ZipEntry(inFileInfo.Name);
newEntry.DateTime = DateTime.UtcNow;
zipStream.PutNextEntry(newEntry);
byte[] buffer = new byte[4096];
using (FileStream streamReader = File.OpenRead(InputFilePath))
{
ICSharpCode.SharpZipLib.Core.StreamUtils.Copy(streamReader, zipStream, buffer);
}
zipStream.CloseEntry();
zipStream.IsStreamOwner = true;
zipStream.Close();
}
}
}
public override Stream GetWriteStream(UploadedFile file)
{
file.ServerLocation = Path.Combine(HttpContext.Current.Server.MapPath(_location), Path.GetFileNameWithoutExtension(GetValidFileName(file.ClientName)) + ".zip");
Directory.CreateDirectory(Path.GetDirectoryName(file.ServerLocation));
FileStream fileS = null;
ZipOutputStream zipS = null;
try
{
fileS = File.OpenWrite(file.ServerLocation);
zipS = new ZipOutputStream(fileS);
zipS.SetLevel(5);
zipS.PutNextEntry(new ZipEntry(file.ClientName));
return zipS;
}
catch
{
if (zipS != null)
zipS.Dispose();
if (fileS != null)
fileS.Dispose();
throw;
}
}
private static void CreateToMemoryStream(IEnumerable<Tuple<string, Stream>> entries, string zipName)
{
MemoryStream outputMemStream = new MemoryStream();
ZipOutputStream zipStream = new ZipOutputStream(outputMemStream);
zipStream.SetLevel(3); //0-9, 9 being the highest level of compression
foreach (var entry in entries)
{
ZipEntry newEntry = new ZipEntry(entry.Item1);
newEntry.DateTime = DateTime.Now;
zipStream.PutNextEntry(newEntry);
StreamUtils.Copy(entry.Item2, zipStream, new byte[4096]);
zipStream.CloseEntry();
}
zipStream.IsStreamOwner = false; // False stops the Close also Closing the underlying stream.
zipStream.Close(); // Must finish the ZipOutputStream before using outputMemStream.
outputMemStream.Position = 0;
File.WriteAllBytes(zipName, outputMemStream.ToArray());
//// Alternative outputs:
//// ToArray is the cleaner and easiest to use correctly with the penalty of duplicating allocated memory.
//byte[] byteArrayOut = outputMemStream.ToArray();
//// GetBuffer returns a raw buffer raw and so you need to account for the true length yourself.
//byte[] byteArrayOut = outputMemStream.GetBuffer();
//long len = outputMemStream.Length;
}
// See this link for details on zipping using SharpZipLib: https://github.com/icsharpcode/SharpZipLib/wiki/Zip-Samples#wiki-anchorCreate
public void Write(Cookbookology.Domain.Cookbook cookbook, Stream outputStream)
{
if (cookbook == null) throw new ArgumentNullException("cookbook");
if (outputStream == null) throw new ArgumentNullException("outputStream");
var converter = new MyCookbookConverter();
var mcb = converter.ConvertFromCommon(cookbook);
var ms = new MemoryStream();
var s = new XmlSerializer(typeof(Cookbook));
s.Serialize(ms, mcb);
ms.Position = 0; // reset to the start so that we can write the stream
// Add the cookbook as a single compressed file in a Zip
using (var zipStream = new ZipOutputStream(outputStream))
{
zipStream.SetLevel(3); // compression
zipStream.UseZip64 = UseZip64.Off; // not compatible with all utilities and OS (WinXp, WinZip8, Java, etc.)
var entry = new ZipEntry(mcbFileName);
entry.DateTime = DateTime.Now;
zipStream.PutNextEntry(entry);
StreamUtils.Copy(ms, zipStream, new byte[4096]);
zipStream.CloseEntry();
zipStream.IsStreamOwner = false; // Don't close the outputStream (parameter)
zipStream.Close();
}
}
public void AddEntryAfterFinish()
{
MemoryStream ms = new MemoryStream();
ZipOutputStream s = new ZipOutputStream(ms);
s.Finish();
s.PutNextEntry(new ZipEntry("dummyfile.tst"));
}
/// <summary>
/// 递归压缩文件
/// </summary>
/// <param name="sourceFilePath">待压缩的文件或文件夹路径</param>
/// <param name="zipStream">打包结果的zip文件路径（类似 D:\WorkSpace\a.zip）,全路径包括文件名和.zip扩展名</param>
/// <param name="staticFile"></param>
private static void CreateZipFiles(string sourceFilePath, ZipOutputStream zipStream, string staticFile)
{
Crc32 crc = new Crc32();
string[] filesArray = Directory.GetFileSystemEntries(sourceFilePath);
foreach (string file in filesArray)
{
if (Directory.Exists(file)) //如果当前是文件夹，递归
{
CreateZipFiles(file, zipStream, staticFile);
}
else //如果是文件，开始压缩
{
FileStream fileStream = File.OpenRead(file);
byte[] buffer = new byte[fileStream.Length];
fileStream.Read(buffer, 0, buffer.Length);
string tempFile = file.Substring(staticFile.LastIndexOf("\\") + 1);
ZipEntry entry = new ZipEntry(tempFile);
entry.DateTime = DateTime.Now;
entry.Size = fileStream.Length;
fileStream.Close();
crc.Reset();
crc.Update(buffer);
entry.Crc = crc.Value;
zipStream.PutNextEntry(entry);
zipStream.Write(buffer, 0, buffer.Length);
}
}
}
public void CompressFile(string sourcePath, string destinationPath)
{
using (ICSharpCode.SharpZipLib.Zip.ZipOutputStream zipStream = new ICSharpCode.SharpZipLib.Zip.ZipOutputStream(File.Create(destinationPath)))
{
zipStream.SetLevel(9);
byte[] buffer = new byte[4096];
ICSharpCode.SharpZipLib.Zip.ZipEntry entry = new ICSharpCode.SharpZipLib.Zip.ZipEntry(System.IO.Path.GetFileName(sourcePath));
entry.DateTime = DateTime.Now;
zipStream.PutNextEntry(entry);
using (FileStream fs = File.OpenRead(sourcePath))
{
int sourceBytes = 0;
do
{
sourceBytes = fs.Read(buffer, 0, buffer.Length);
zipStream.Write(buffer, 0, sourceBytes);
} while (sourceBytes > 0);
}
zipStream.Finish();
zipStream.Close();
zipStream.Dispose();
}
}
private void zip(string strFile, ZipOutputStream s, string staticFile)
{
if (strFile[strFile.Length - 1] != Path.DirectorySeparatorChar) strFile += Path.DirectorySeparatorChar;
Crc32 crc = new Crc32();
string[] filenames = Directory.GetFileSystemEntries(strFile);
foreach (string file in filenames)
{
if (Directory.Exists(file))
{
zip(file, s, staticFile);
}
else // 否则直接压缩文件
{
//打开压缩文件
FileStream fs = File.OpenRead(file);
byte[] buffer = new byte[fs.Length];
fs.Read(buffer, 0, buffer.Length);
string tempfile = file.Substring(staticFile.LastIndexOf("\\") + 1);
ZipEntry entry = new ZipEntry(tempfile);
entry.DateTime = DateTime.Now;
entry.Size = fs.Length;
fs.Close();
crc.Reset();
crc.Update(buffer);
entry.Crc = crc.Value;
s.PutNextEntry(entry);
s.Write(buffer, 0, buffer.Length);
}
}
}
/// <summary>
/// Creates a zip file out of specified input files
/// </summary>
/// <param name="files">input files</param>
/// <param name="zipFileName">output zip file</param>
/// <exception cref="System.ArgumentException">No file must exist with specified zip file name.</exception>
public void Zip(FileInfo[] files, string zipFileName)
{
if (File.Exists(zipFileName))
throw new ArgumentException("Es existiert bereits eine Datei unter diesem Namen.", "zipFileName");
using (FileStream fs = new FileStream(zipFileName, FileMode.CreateNew))
{
using (ZipOutputStream stream = new ZipOutputStream(fs))
{
stream.SetLevel(9);
foreach (FileInfo file in files)
{
ZipEntry entry = new ZipEntry(file.Name)
{
DateTime = DateTime.Now
};
using (FileStream entryFs = file.OpenRead())
{
byte[] buffer = new byte[entryFs.Length];
entryFs.Read(buffer, 0, buffer.Length);
entry.Size = entryFs.Length;
stream.PutNextEntry(entry);
stream.Write(buffer, 0, buffer.Length);
}
}
stream.Finish();
}
}
}
public FileResult DownloadAllFiles()
{
var context = System.Web.HttpContext.Current;
var folderPath = context.Server.MapPath("~/UploadedFiles/");
var baseOutputStream = new MemoryStream();
ZipOutputStream zipOutput = new ZipOutputStream(baseOutputStream) {IsStreamOwner = false};
/*
* Higher compression level will cause higher usage of reources
* If not necessary do not use highest level 9
*/
zipOutput.SetLevel(4);
SharpZipLibHelper.ZipFolder(folderPath, zipOutput);
zipOutput.Finish();
zipOutput.Close();
/* Set position to 0 so that cient start reading of the stream from the begining */
baseOutputStream.Position = 0;
/* Set custom headers to force browser to download the file instad of trying to open it */
return new FileStreamResult(baseOutputStream, "application/x-zip-compressed")
{
FileDownloadName = "eResult.zip"
};
}
public override bool SaveImpl(XmlDocument content, Stream out1) {
ZipOutputStream zos = null;
if (out1 is ZipOutputStream)
zos = (ZipOutputStream) out1;
else
zos = new ZipOutputStream(out1);
ZipEntry partEntry = new ZipEntry(CONTENT_TYPES_PART_NAME);
try {
// Referenced in ZIP
zos.PutNextEntry(partEntry);
// Saving data in the ZIP file
StreamHelper.SaveXmlInStream(content, out1);
Stream ins = new MemoryStream();
byte[] buff = new byte[ZipHelper.READ_WRITE_FILE_BUFFER_SIZE];
while (true) {
int resultRead = ins.Read(buff, 0, ZipHelper.READ_WRITE_FILE_BUFFER_SIZE);
if (resultRead == 0) {
// end of file reached
break;
} else {
zos.Write(buff, 0, resultRead);
}
}
zos.CloseEntry();
} catch (IOException ioe) {
logger.Log(POILogger.ERROR, "Cannot write: " + CONTENT_TYPES_PART_NAME
+ " in Zip !", ioe);
return false;
}
return true;
}
public static void CreateZipFile(string[] filenames, string outputFile)
{
// Zip up the files - From SharpZipLib Demo Code
using (ZipOutputStream s = new ZipOutputStream(File.Create(outputFile)))
{
s.SetLevel(9); // 0-9, 9 being the highest level of compression
byte[] buffer = new byte[4096];
foreach (string file in filenames)
{
ZipEntry entry = new ZipEntry(Path.GetFileName(file));
entry.DateTime = DateTime.Now;
s.PutNextEntry(entry);
using (FileStream fs = File.OpenRead(file))
{
int sourceBytes;
do
{
sourceBytes = fs.Read(buffer, 0, buffer.Length);
s.Write(buffer, 0, sourceBytes);
}
while (sourceBytes > 0);
}
}
s.Finish();
s.Close();
}
}
private void Page_Load(object sender, System.EventArgs e)
{
System.DateTime dateTime = System.DateTime.Now;
string s1 = "Message_Backup_\uFFFD" + dateTime.ToString("ddMMyy_HHmmss\uFFFD") + ".zip\uFFFD";
System.IO.MemoryStream memoryStream = new System.IO.MemoryStream();
ICSharpCode.SharpZipLib.Zip.ZipOutputStream zipOutputStream = new ICSharpCode.SharpZipLib.Zip.ZipOutputStream(memoryStream);
ActiveUp.Net.Mail.Mailbox mailbox = ((ActiveUp.Net.Mail.Imap4Client)Session["imapobject\uFFFD"]).SelectMailbox(Request.QueryString["b\uFFFD"]);
char[] chArr = new char[] { ',' };
string[] sArr = Request.QueryString["m\uFFFD"].Split(chArr);
for (int i = 0; i < sArr.Length; i++)
{
string s2 = sArr[i];
byte[] bArr = mailbox.Fetch.Message(System.Convert.ToInt32(s2));
ActiveUp.Net.Mail.Header header = ActiveUp.Net.Mail.Parser.ParseHeader(bArr);
ICSharpCode.SharpZipLib.Zip.ZipEntry zipEntry = new ICSharpCode.SharpZipLib.Zip.ZipEntry(header.Subject + ".eml\uFFFD");
zipOutputStream.PutNextEntry(zipEntry);
zipOutputStream.SetLevel(9);
zipOutputStream.Write(bArr, 0, bArr.Length);
zipOutputStream.CloseEntry();
}
zipOutputStream.Finish();
Response.AddHeader("Content-Disposition\uFFFD", "attachment; filename=\uFFFD" + s1);
Response.ContentType = "application/zip\uFFFD";
Response.BinaryWrite(memoryStream.GetBuffer());
zipOutputStream.Close();
}
public static void ZipFiles(string inputFolderPath, string outputPathAndFile, string password)
{
ArrayList ar = GenerateFileList(inputFolderPath); // generate file list
int TrimLength = (Directory.GetParent(inputFolderPath)).ToString().Length;
// find number of chars to remove // from orginal file path
TrimLength += 1; //remove '\'
FileStream ostream;
byte[] obuffer;
string outPath = outputPathAndFile;
ZipOutputStream oZipStream = new ZipOutputStream(File.Create(outPath)); // create zip stream
if (password != null && password != String.Empty)
oZipStream.Password = password;
oZipStream.SetLevel(9); // maximum compression
ZipEntry oZipEntry;
foreach (string Fil in ar) // for each file, generate a zipentry
{
oZipEntry = new ZipEntry(Fil.Remove(0, TrimLength));
oZipStream.PutNextEntry(oZipEntry);
if (!Fil.EndsWith(@"/")) // if a file ends with '/' its a directory
{
ostream = File.OpenRead(Fil);
obuffer = new byte[ostream.Length];
ostream.Read(obuffer, 0, obuffer.Length);
oZipStream.Write(obuffer, 0, obuffer.Length);
}
}
oZipStream.Finish();
oZipStream.Close();
oZipStream.Dispose();
}
public static void Zip(string strFile, string strZipFile)
{
Crc32 crc1 = new Crc32();
ZipOutputStream stream1 = new ZipOutputStream(File.Create(strZipFile));
try
{
stream1.SetLevel(6);
FileStream stream2 = File.OpenRead(strFile);
byte[] buffer1 = new byte[stream2.Length];
stream2.Read(buffer1, 0, buffer1.Length);
ZipEntry entry1 = new ZipEntry(strFile.Split(new char[] { '\\' })[strFile.Split(new char[] { '\\' }).Length - 1]);
entry1.DateTime = DateTime.Now;
entry1.Size = stream2.Length;
stream2.Close();
crc1.Reset();
crc1.Update(buffer1);
entry1.Crc = crc1.Value;
stream1.PutNextEntry(entry1);
stream1.Write(buffer1, 0, buffer1.Length);
}
catch (Exception exception1)
{
throw exception1;
}
finally
{
stream1.Finish();
stream1.Close();
stream1 = null;
crc1 = null;
}
}
/// <summary>
/// 压缩单个文件
/// </summary>
/// <param name="fileToZip">要进行压缩的文件名</param>
/// <param name="zipedFile">压缩后生成的压缩文件名</param>
/// <param name="level">压缩等级</param>
/// <param name="password">密码</param>
/// <param name="onFinished">压缩完成后的代理</param>
public static void ZipFile(string fileToZip, string zipedFile, string password = "", int level = 5, OnFinished onFinished = null)
{
//如果文件没有找到，则报错
if (!File.Exists(fileToZip))
throw new FileNotFoundException("指定要压缩的文件: " + fileToZip + " 不存在!");
using (FileStream fs = File.OpenRead(fileToZip))
{
byte[] buffer = new byte[fs.Length];
fs.Read(buffer, 0, buffer.Length);
fs.Close();
using (FileStream ZipFile = File.Create(zipedFile))
{
using (ZipOutputStream ZipStream = new ZipOutputStream(ZipFile))
{
string fileName = fileToZip.Substring(fileToZip.LastIndexOf("/") + 1);
ZipEntry ZipEntry = new ZipEntry(fileName);
ZipStream.PutNextEntry(ZipEntry);
ZipStream.SetLevel(level);
ZipStream.Password = password;
ZipStream.Write(buffer, 0, buffer.Length);
ZipStream.Finish();
ZipStream.Close();
if (null != onFinished) onFinished();
}
}
}
}
/// -----------------------------------------------------------------------------
/// <summary>
/// Serializes all Files
/// </summary>
/// <param name="objportal">Portal to serialize</param>
/// <param name="folderPath">The folder containing the files</param>
/// <remarks>
/// The serialization uses the xml attributes defined in FileInfo class.
/// </remarks>
/// <history>
/// [cnurse] 11/08/2004 Created
/// [cnurse] 05/20/2004 Extracted adding of file to zip to new FileSystemUtils method
/// </history>
/// -----------------------------------------------------------------------------
private void SerializeFiles(XmlWriter writer, PortalInfo objportal, string folderPath, ref ZipOutputStream zipFile)
{
var folderManager = FolderManager.Instance;
var objFolder = folderManager.GetFolder(objportal.PortalID, folderPath);
writer.WriteStartElement("files");
foreach (FileInfo objFile in folderManager.GetFiles(objFolder))
{
//verify that the file exists on the file system
var filePath = objportal.HomeDirectoryMapPath + folderPath + objFile.FileName;
if (File.Exists(filePath))
{
writer.WriteStartElement("file");
writer.WriteElementString("contenttype", objFile.ContentType);
writer.WriteElementString("extension", objFile.Extension);
writer.WriteElementString("filename", objFile.FileName);
writer.WriteElementString("height", objFile.Height.ToString());
writer.WriteElementString("size", objFile.Size.ToString());
writer.WriteElementString("width", objFile.Width.ToString());
writer.WriteEndElement();
FileSystemUtils.AddToZip(ref zipFile, filePath, objFile.FileName, folderPath);
}
}
writer.WriteEndElement();
}
public static void CompressFiles(IEnumerable<ISong> files, string destinationPath)
{
if (log.IsDebugEnabled)
{
log.Debug("Starting creation of zip file : " + destinationPath);
}
using (ZipOutputStream zipOutputStream = new ZipOutputStream(new FileStream(destinationPath, FileMode.OpenOrCreate)))
{
zipOutputStream.SetLevel(0);
foreach (ISong song in files)
{
FileInfo fileInfo = new FileInfo(song.MediaFilePath);
ZipEntry entry = new ZipEntry(song.Artist.Name + "\\" + song.Album.Name + "\\" + song.Title + fileInfo.Extension);
zipOutputStream.PutNextEntry(entry);
FileStream fs = File.OpenRead(song.MediaFilePath);
byte[] buff = new byte[1024];
int n = 0;
while ((n = fs.Read(buff, 0, buff.Length)) > 0)
{
zipOutputStream.Write(buff, 0, n);
}
fs.Close();
}
zipOutputStream.Finish();
}
if (log.IsDebugEnabled)
{
log.Debug("Zip file created : " + destinationPath);
}
}
public static string PackToBase64(byte[] data)
{
byte[] buffer;
MemoryStream ms = new MemoryStream();
using (ICSharpCode.SharpZipLib.Zip.ZipOutputStream zipOutputStream = new ICSharpCode.SharpZipLib.Zip.ZipOutputStream(ms))
{
zipOutputStream.SetLevel(9);
ICSharpCode.SharpZipLib.Zip.ZipEntry zipEntry = new ICSharpCode.SharpZipLib.Zip.ZipEntry("Boliglag.Admin");
zipOutputStream.PutNextEntry(zipEntry);
zipOutputStream.Write(data, 0, data.Length);
zipOutputStream.Flush();
zipOutputStream.Finish();
buffer = new byte[ms.Length];
ms.Position = 0;
ms.Read(buffer, 0, Convert.ToInt32(ms.Length));
}//using ( ICSharpCode.SharpZipLib.Zip.ZipOutputStream zipOutputStream = new ICSharpCode.SharpZipLib.Zip.ZipOutputStream( fileStreamOut ) ) ...
return(ToBase64(buffer));
}
private static void CompressFolder(string path, ZipOutputStream zipStream)
{
string[] files = Directory.GetFiles(path);
foreach (string filename in files)
{
FileInfo fi = new FileInfo(filename);
int offset = _root.Length + 3;
string entryName = filename.Substring(offset);
entryName = ZipEntry.CleanName(entryName);
ZipEntry newEntry = new ZipEntry(entryName);
newEntry.DateTime = fi.LastWriteTime;
newEntry.Size = fi.Length;
zipStream.PutNextEntry(newEntry);
byte[] buffer = new byte[4096];
using (FileStream streamReader = File.OpenRead(filename))
{
StreamUtils.Copy(streamReader, zipStream, buffer);
}
zipStream.CloseEntry();
}
string[] folders = Directory.GetDirectories(path);
foreach (string folder in folders)
{
CompressFolder(folder, zipStream);
}
}
public static string CreateZIPFile(string path, int M, string strsuff)
{
try
{
Crc32 crc = new Crc32();//未压缩的
ICSharpCode.SharpZipLib.Zip.ZipOutputStream zipout = new ICSharpCode.SharpZipLib.Zip.ZipOutputStream(System.IO.File.Create(path + ".zip"));
//ICSharpCode.SharpZipLib.GZip.GZipOutputStream zipout = new GZipOutputStream(System.IO.File.Create(path+ ".zip"));
System.IO.FileStream fs = System.IO.File.OpenRead(path + strsuff);
long pai = 1024 * 1024 * M;//每M兆写一次
long forint = fs.Length / pai + 1;
byte[] buffer = null;
zipout.SetLevel(7);
ZipEntry entry = new ZipEntry(System.IO.Path.GetFileName(path + strsuff));
entry.Size = fs.Length;
entry.DateTime = DateTime.Now;
zipout.PutNextEntry(entry);
//zipout.
for (long i = 1; i <= forint; i++)
{
if (pai * i < fs.Length)
{
buffer = new byte[pai];
fs.Seek(pai * (i - 1), System.IO.SeekOrigin.Begin);
}
else
{
if (fs.Length < pai)
{
buffer = new byte[fs.Length];
}
else
{
buffer = new byte[fs.Length - pai * (i - 1)];
fs.Seek(pai * (i - 1), System.IO.SeekOrigin.Begin);
}
}
fs.Read(buffer, 0, buffer.Length);
crc.Reset();
crc.Update(buffer);
zipout.Write(buffer, 0, buffer.Length);
zipout.Flush();
}
fs.Close();
zipout.Finish();
zipout.Close();
System.IO.File.Delete(path + strsuff);
// File.Create(path.Replace(".doc","") + ".zip",buffer.Length);
return(path + ".zip");
}
catch (Exception ex)
{
string str = ex.Message;
return(path);
}
}
public static ZipFileSystem CreateZipFile(IFile zipFile, IEnumerable <IFile> files, Func <IFile, string> fileToFullPath, FileSystemOptions options)
{
var compressionLevel = 9;
var zipCompressionLevel = options.Variables["ZipCompressionLevel"];
if (zipCompressionLevel != null)
{
compressionLevel = Convert.ToInt32(zipCompressionLevel);
if (compressionLevel < 0)
{
compressionLevel = 0;
}
else if (compressionLevel > 9)
{
compressionLevel = 9;
}
}
var password = options.Variables["ZipPassword"];
using (var zipOutputStream = new ZLib.ZipOutputStream(zipFile.GetContent().GetOutputStream()))
{
zipOutputStream.SetLevel(compressionLevel);
zipOutputStream.IsStreamOwner = true;
zipOutputStream.UseZip64 = ZLib.UseZip64.Dynamic;
zipOutputStream.Password = password;
if (files != null)
{
foreach (var file in files)
{
var entryName = fileToFullPath(file);
entryName = ZLib.ZipEntry.CleanName(entryName);
var entry = new ZLib.ZipEntry(entryName);
using (var stream = file.GetContent().GetInputStream(FileMode.Open, FileShare.Read))
{
if (stream.Length > 0)
{
entry.Size = stream.Length;
}
zipOutputStream.PutNextEntry(entry);
stream.CopyTo(zipOutputStream);
}
zipOutputStream.CloseEntry();
}
}
}
return(new ZipFileSystem(zipFile, options));
}
/// <summary>
/// 压缩多个文件/文件夹
/// </summary>
/// <param name="comment">注释信息</param>
/// <param name="password">压缩密码</param>
/// <param name="compressionLevel">压缩等级，范围从0到9，可选，默认为6</param>
/// <param name="filePaths">压缩文件路径</param>
/// <returns></returns>
private MemoryStream CreateZip(string comment, string password, int compressionLevel, params string[] filePaths)
{
MemoryStream memoryStream = new MemoryStream();
using (SharpZipLib.ZipOutputStream zipStream = new SharpZipLib.ZipOutputStream(memoryStream))
{
if (!string.IsNullOrWhiteSpace(password))
{
zipStream.Password = password;//设置密码
}
if (!string.IsNullOrWhiteSpace(comment))
{
zipStream.SetComment(comment);//添加注释
}
//设置压缩级别
zipStream.SetLevel(compressionLevel);
foreach (string item in filePaths)//从字典取文件添加到压缩文件
{
//如果不是文件直接跳过不打包
if (!File.Exists(item))
{
continue;
}
FileInfo fileInfo = new FileInfo(item);
using (FileStream fileStream = fileInfo.Open(FileMode.Open, FileAccess.Read, FileShare.Read))
{
SharpZipLib.ZipEntry zipEntry = new SharpZipLib.ZipEntry(Path.GetFileName(item));
zipEntry.DateTime = fileInfo.LastWriteTime;
zipEntry.Size = fileStream.Length;
zipStream.PutNextEntry(zipEntry);
int readLength = 0;
byte[] buffer = new byte[bufferSize];
do
{
readLength = fileStream.Read(buffer, 0, bufferSize);
zipStream.Write(buffer, 0, readLength);
}while (readLength == bufferSize);
}
}
}
return(memoryStream);
}
/// <summary>
/// 压缩文件(Zip)
/// </summary>
/// <param name="filesPath">待压缩文件目录</param>
/// <param name="zipFilePath">压缩文件输出目录</param>
/// <returns></returns>
public static ZipInfo CreateZipFile(string filesPath, string zipFilePath)
{
if (!System.IO.Directory.Exists(filesPath))
{
return(new ZipInfo
{
Success = false,
InfoMessage = "没有找到文件"
});
}
try
{
string[] filenames = System.IO.Directory.GetFiles(filesPath);
using (ICSharpCode.SharpZipLib.Zip.ZipOutputStream s = new ICSharpCode.SharpZipLib.Zip.ZipOutputStream(File.Create(zipFilePath)))
{
s.SetLevel(9); // 压缩级别 0-9
//s.Password = "******"; //Zip压缩文件密码
byte[] buffer = new byte[4096]; //缓冲区大小
foreach (string file in filenames)
{
ICSharpCode.SharpZipLib.Zip.ZipEntry entry = new ICSharpCode.SharpZipLib.Zip.ZipEntry(Path.GetFileName(file));
entry.DateTime = DateTime.Now;
s.PutNextEntry(entry);
using (FileStream fs = File.OpenRead(file))
{
int sourceBytes;
do
{
sourceBytes = fs.Read(buffer, 0, buffer.Length);
s.Write(buffer, 0, sourceBytes);
} while (sourceBytes > 0);
}
}
s.Finish();
s.Close();
}
return(new ZipInfo
{
Success = true,
InfoMessage = "压缩成功"
});
}
catch (Exception ex)
{
return(new ZipInfo
{
Success = false,
InfoMessage = ex.Message
});
}
}
public static Boolean ZipFile(String filePath, String zipFile)
{
if (!File.Exists(filePath))
{
Debug.WriteLine("Cannot find file '{0}'", filePath);
return(false);
}
try
{
using (ICSharpCode.SharpZipLib.Zip.ZipOutputStream zipStream = new ICSharpCode.SharpZipLib.Zip.ZipOutputStream(File.Create(zipFile)))
{
zipStream.SetLevel(9); //0~9
byte[] buffer = new byte[4096];
ICSharpCode.SharpZipLib.Zip.ZipEntry entry = new ICSharpCode.SharpZipLib.Zip.ZipEntry(System.IO.Path.GetFileName(filePath));
entry.DateTime = DateTime.Now;
zipStream.PutNextEntry(entry);
using (FileStream fs = File.OpenRead(filePath))
{
int sourceBytes = 0;
do
{
sourceBytes = fs.Read(buffer, 0, buffer.Length);
zipStream.Write(buffer, 0, sourceBytes);
} while (sourceBytes > 0);
}
zipStream.Finish();
zipStream.Close();
zipStream.Dispose();
}
if (File.Exists(zipFile))
{
return(true);
}
}
catch (Exception ex)
{
Debug.WriteLine("Exception during processing {0}", ex);
}
return(false);
}
/// <summary>
/// 压缩
/// </summary>
/// <param name="sourceBytes">待压缩数据</param>
/// <returns></returns>
public static byte[] Zip(byte[] sourceBytes)
{
using (System.IO.MemoryStream ms = new System.IO.MemoryStream())
{
using (ICSharpCode.SharpZipLib.Zip.ZipOutputStream zs = new ICSharpCode.SharpZipLib.Zip.ZipOutputStream(ms))
{
ICSharpCode.SharpZipLib.Zip.ZipEntry entry = new ICSharpCode.SharpZipLib.Zip.ZipEntry("Code")
{
DateTime = DateTime.Now
};
zs.PutNextEntry(entry);
zs.Write(sourceBytes, 0, sourceBytes.Length);
zs.Flush();
}
return(ms.ToArray());
}
}
private String CompressionDossier(String pFichier)
{
try
{
if (Directory.Exists(pFichier) == true)
{
//System.IO.Compression.GZipStream gzip = new System.IO.Compression.GZipStream();
using (var s = new ICSharpCode.SharpZipLib.Zip.ZipOutputStream(File.Create(String.Format("{0}.zip", pFichier))))
{
s.SetLevel(9);
var buffer = new byte[4096];
var entry = new ICSharpCode.SharpZipLib.Zip.ZipEntry(pFichier)
{
DateTime = DateTime.Now
};
s.PutNextEntry(entry);
using (StreamReader fs = new StreamReader(pFichier))
{
int sourceBytes;
do
{
sourceBytes = fs.Read();
s.Write(buffer, 0, sourceBytes);
} while (sourceBytes > 0);
}
s.Finish();
s.Close();
s.Dispose();
pFichier = string.Format("{0}.zip", pFichier);
}
//}
}
return(pFichier);
}
catch (Exception ex)
{
throw ex;
}
}
public async Task <Stream> CompressFile(Dictionary <string, Stream> fileDic, string password)
{
var result = new MemoryStream();
var zipStream = new ICSharpCode.SharpZipLib.Zip.ZipOutputStream(result);
zipStream.Password = string.Empty;
zipStream.SetLevel(9); //0-9, 9 being the highest level of compression
foreach (var data in fileDic)
{
var newEntry = new ICSharpCode.SharpZipLib.Zip.ZipEntry(data.Key)
{
DateTime = DateTime.Now,
IsUnicodeText = true
};
zipStream.PutNextEntry(newEntry);
var length = data.Value.Length < 1024 ? 1024 : data.Value.Length;
ICSharpCode.SharpZipLib.Core.StreamUtils.Copy(data.Value, zipStream, new byte[length]);
zipStream.CloseEntry();
zipStream.IsStreamOwner = false; // False stops the Close also Closing the underlying stream.
}
zipStream.Close(); // Must finish the ZipOutputStream before using outputMemStream.
result.Position = 0;
return(result);
}
public ZipOutputStreamWrapper(ICSharpCode.SharpZipLib.Zip.ZipOutputStream stream)
{
_stream = stream;
}
protected void btnExport_Click(object sender, EventArgs e)
{
string xType = ddlExportType.SelectedItem.Text;
bool xPack = ckbExportMulti.Checked;
if (xPack)
{
Master.Log.Info("Creating package: " + txtZipName.Text);
if (txtZipName.Text == "")
{
lblFNError.Visible = true;
return;
}
else
{
lblFNError.Visible = false;
}
using (MemoryStream OutputStream = new MemoryStream())
{
// Setup Zip Stream
string zipFileName = txtZipName.Text + ".osapkg";
ICSharpCode.SharpZipLib.Zip.ZipOutputStream zipStream = new ICSharpCode.SharpZipLib.Zip.ZipOutputStream(OutputStream);
zipStream.SetLevel(3);
zipStream.UseZip64 = ICSharpCode.SharpZipLib.Zip.UseZip64.On;
// Add each object on list to Zip in reverse order.
int lstCount = lstFileList.Items.Count;
if (lstCount > 0)
{
//foreach (ListItem lstItem in lstFileList.Items)
while (lstCount > 0)
{
ListItem lstItem = lstFileList.Items[lstCount - 1];
int iSplit = lstItem.Text.IndexOf("::");
string[] args = new string[2]; //lstItem.Text.Split(':',':');
args[0] = lstItem.Text.Substring(0, iSplit);
args[1] = lstItem.Text.Substring(iSplit + 2);
ExportObject xObj = new ExportObject(args[0], args[1]);
Master.Log.Info("Adding file: " + xObj.ExportFileName + " to package: " + txtZipName.Text);
ICSharpCode.SharpZipLib.Zip.ZipEntry zipEntry = new ICSharpCode.SharpZipLib.Zip.ZipEntry(xObj.ExportFileName);
zipEntry.DateTime = DateTime.Now;
zipEntry.Size = xObj.byteData.Length;
zipStream.PutNextEntry(zipEntry);
zipStream.Write(xObj.byteData, 0, xObj.byteData.Length);
zipStream.Flush();
zipStream.CloseEntry();
lstCount = lstCount - 1;
}
}
// Finish up Zip
zipStream.IsStreamOwner = false;
zipStream.Close();
OutputStream.Position = 0;
byte[] byteArray = OutputStream.GetBuffer();
Int64 leng = byteArray.Length;
Response.Clear();
Response.AppendHeader("Content-Disposition", "attachment; filename=" + zipFileName);
Response.AppendHeader("Content-Length", leng.ToString());
Response.ContentType = "application/zip";
Response.BinaryWrite(byteArray);
Response.Flush();
Master.Log.Info("Exported package: " + txtZipName.Text + " - By User: "******"Username"]);
}
}
else
{
// Only 1 File
lstFileList.Items.Clear();
ExportObject sExport = new ExportObject(ddlObjToExport.SelectedValue, ddlExportType.SelectedValue);
Master.Log.Info("Exporting File: " + sExport.ExportFileName + " - By User: "******"Username"]);
Response.Clear();
Response.Buffer = true;
Response.AddHeader("content-disposition", "attachment;filename=\"" + sExport.ExportFileName + "\"");
Response.Charset = "";
if (sExport.DataType == "Text")
{
Response.ContentType = "application/text";
StringBuilder sb = new StringBuilder(sExport.stringData);
Response.Output.Write(sb.ToString());
}
else if (sExport.Type == "Image")
{
Response.ContentType = "image/" + Path.GetExtension(sExport.ExportFileName);
Response.BinaryWrite(sExport.byteData);
}
else
{
Response.ContentType = "application/octet-stream";
Response.AppendHeader("Content-Length", sExport.ByteSize.ToString());
Response.BinaryWrite(sExport.byteData);
}
Response.Flush();
Response.End();
//Master.Log.Info("Exported file: " + sExport.ExportFileName + " - By User: "******"Username"]);
}
btnClear_Click(this, null);
}
} // Unpack
/// <summary>
/// Zip a file.
/// </summary>
/// <param name="filename"></param>
/// <param name="appendZipExtension"></param>
public static void PackFile(string filename, bool appendZipExtension)
{
if (filename == null)
{
throw new ArgumentNullException("filename");
}
if (!File.Exists(filename))
{
throw new ArgumentException(string.Format("File does not exist: {0}.", filename), "filename");
}
string newFilename = filename + ".zip";
if (!appendZipExtension)
{
newFilename = Path.GetDirectoryName(filename) + Path.DirectorySeparatorChar + Path.GetFileNameWithoutExtension(filename) + ".zip";
}
if (File.Exists(newFilename))
{
File.Delete(newFilename);
}
FileStream fileStreamOut = File.Create(newFilename);
ICSharpCode.SharpZipLib.Zip.ZipOutputStream zipOutputStream = new ICSharpCode.SharpZipLib.Zip.ZipOutputStream(fileStreamOut);
zipOutputStream.SetLevel(9);
ICSharpCode.SharpZipLib.Zip.ZipEntry zipEntry = new ICSharpCode.SharpZipLib.Zip.ZipEntry(Path.GetFileName(filename));
zipOutputStream.PutNextEntry(zipEntry);
FileStream fileStreamIn = File.OpenRead(filename);
const long BUFFER_SIZE = 8192;
long currentIndex = 0;
byte[] buffer = new byte[BUFFER_SIZE];
if (fileStreamIn.Length <= BUFFER_SIZE)
{
fileStreamIn.Read(buffer, 0, Convert.ToInt32(fileStreamIn.Length));
zipOutputStream.Write(buffer, 0, Convert.ToInt32(fileStreamIn.Length));
}
else
{
do
{
long remaining = BUFFER_SIZE;
if (currentIndex + BUFFER_SIZE >= fileStreamIn.Length)
{
remaining = fileStreamIn.Length - currentIndex;
}
fileStreamIn.Read(buffer, 0, Convert.ToInt32(remaining));
currentIndex += remaining;
zipOutputStream.Write(buffer, 0, Convert.ToInt32(remaining));
} while (currentIndex < fileStreamIn.Length);
}
fileStreamIn.Close();
zipOutputStream.Flush();
zipOutputStream.Finish();
zipOutputStream.Close();
fileStreamOut.Close();
}// ZipFile
}// ZipFile
/// <summary>
/// Zip multiple files(fileNames) in directory(directory) to (flowName).zip.
/// </summary>
/// <param name="directory"></param>
/// <param name="fileNames"></param>
/// <param name="reportName"></param>
public static void PackFilesIntoOne(string directory, string[] fileNames, string outputFilename)
{
if (directory == null)
{
throw new ArgumentNullException("directory");
}
if (fileNames == null)
{
throw new ArgumentNullException("fileNames");
}
if (outputFilename == null)
{
throw new ArgumentNullException("outputFilename");
}
if (fileNames.Length == 0)
{
throw new ArgumentException("Length cannot be 0.", "fileNames");
}
string newFilename = Path.Combine(directory, outputFilename);
if (File.Exists(newFilename))
{
File.Delete(newFilename);
}
using (FileStream fileStreamOut = File.Create(newFilename))
{
using (ICSharpCode.SharpZipLib.Zip.ZipOutputStream zipOutputStream = new ICSharpCode.SharpZipLib.Zip.ZipOutputStream(fileStreamOut))
{
zipOutputStream.SetLevel(9);
foreach (string filename in fileNames)
{
ICSharpCode.SharpZipLib.Zip.ZipEntry zipEntry = new ICSharpCode.SharpZipLib.Zip.ZipEntry(filename);
zipOutputStream.PutNextEntry(zipEntry);
using (FileStream fileStreamIn = File.OpenRead(Path.Combine(directory, filename)))
{
const long BUFFER_SIZE = 8192;
long currentIndex = 0;
byte[] buffer = new byte[BUFFER_SIZE];
if (fileStreamIn.Length <= BUFFER_SIZE)
{
fileStreamIn.Read(buffer, 0, Convert.ToInt32(fileStreamIn.Length));
zipOutputStream.Write(buffer, 0, Convert.ToInt32(fileStreamIn.Length));
}
else
{
do
{
long remaining = BUFFER_SIZE;
if (currentIndex + BUFFER_SIZE >= fileStreamIn.Length)
{
remaining = fileStreamIn.Length - currentIndex;
}
fileStreamIn.Read(buffer, 0, Convert.ToInt32(remaining));
currentIndex += remaining;
zipOutputStream.Write(buffer, 0, Convert.ToInt32(remaining));
} while (currentIndex < fileStreamIn.Length);
}
} // using ( FileStream fileStreamIn = File.OpenRead( Path.Combine( directory, filename ) ...
} // foreach
zipOutputStream.Flush();
zipOutputStream.Finish();
} //using ( ICSharpCode.SharpZipLib.Zip.ZipOutputStream zipOutputStream = new ICSharpCode.SharpZipLib.Zip.ZipOutputStream( fileStreamOut ) ) ...
} // using ( FileStream fileStreamOut = File.Create( newFilename ) ...
}