| public UpdateItem ( string itemName ) : void | ||
| itemName | string | /// the path to the file or directory to be added or updated. /// |
| return | void | |
public static void Main(String[] args)
{
bool saveToStdout = false;
if (args.Length < 2) Usage();
if (args[0]=="-")
{
saveToStdout = true;
}
else if (File.Exists(args[0]))
{
System.Console.WriteLine("That zip file ({0}) already exists.", args[0]);
}
// Because the comments and filenames on zip entries may be UTF-8
// System.Console.OutputEncoding = new System.Text.UTF8Encoding();
Console.CancelKeyPress += CtrlC_Handler;
try
{
Nullable<SelfExtractorFlavor> flavor = null;
int codePage = 0;
ZipEntry e = null;
int _UseUniformTimestamp = 0;
DateTime _fixedTimestamp= System.DateTime.Now;
string entryDirectoryPathInArchive = "";
string directoryOnDisk = null;
bool recurseDirectories = false;
bool wantRecurse = false;
string actualItem;
// read/update an existing zip, or create a new one.
using (ZipFile zip = new ZipFile(args[0]))
{
zip.StatusMessageTextWriter = System.Console.Out;
zip.SaveProgress += SaveProgress;
for (int i = 1; i < args.Length; i++)
{
switch (args[i])
{
case "-es":
zip.ZipErrorAction = ZipErrorAction.Skip;
break;
case "-er":
zip.ZipErrorAction = ZipErrorAction.Retry;
break;
case "-eq":
zip.ZipErrorAction = ZipErrorAction.Throw;
break;
case "-ea":
zip.ZipError += ZipError;
break;
case "-64":
zip.UseZip64WhenSaving = Zip64Option.Always;
break;
case "-aes":
zip.Encryption = EncryptionAlgorithm.WinZipAes256;
break;
case "-C":
i++;
if (args.Length <= i) Usage();
switch(args[i].ToLower())
{
case "b":
case "bzip":
case "bzip2":
zip.CompressionMethod = CompressionMethod.BZip2;
break;
case "d":
case "deflate":
zip.CompressionMethod = CompressionMethod.Deflate;
break;
case "n":
case "none":
zip.CompressionMethod = CompressionMethod.None;
break;
default:
Usage();
break;
}
break;
case "-cp":
i++;
if (args.Length <= i) Usage();
System.Int32.TryParse(args[i], out codePage);
if (codePage != 0)
{
zip.AlternateEncoding = System.Text.Encoding.GetEncoding(codePage);
zip.AlternateEncodingUsage = ZipOption.Always;
}
break;
case "-d":
i++;
if (args.Length <= i) Usage();
entryDirectoryPathInArchive = args[i];
break;
case "-D":
i++;
if (args.Length <= i) Usage();
directoryOnDisk = args[i];
break;
case "-E":
i++;
if (args.Length <= i) Usage();
wantRecurse = recurseDirectories || args[i].Contains("\\");
// Console.WriteLine("spec({0})", args[i]);
// Console.WriteLine("dir({0})", directoryOnDisk);
// Console.WriteLine("dirInArc({0})", entryDirectoryPathInArchive);
// Console.WriteLine("recurse({0})", recurseDirectories);
zip.UpdateSelectedFiles(args[i],
directoryOnDisk,
entryDirectoryPathInArchive,
wantRecurse);
break;
case "-j-":
zip.AddDirectoryWillTraverseReparsePoints = false;
break;
case "-j+":
zip.AddDirectoryWillTraverseReparsePoints = true;
break;
case "-L":
i++;
if (args.Length <= i) Usage();
zip.CompressionLevel = (Ionic.Zlib.CompressionLevel)
System.Int32.Parse(args[i]);
break;
case "-p":
i++;
if (args.Length <= i) Usage();
zip.Password = (args[i] == "") ? null : args[i];
break;
case "-progress":
wantProgressReports = true;
break;
case "-r-":
recurseDirectories = false;
break;
case "-r+":
recurseDirectories = true;
break;
case "-s":
i++;
if (args.Length <= i) Usage();
string entryName = args[i];
i++;
if (args.Length <= i) Usage();
string content = args[i];
e = zip.AddEntry(Path.Combine(entryDirectoryPathInArchive, entryName), content);
// if (entryComment != null)
// {
// e.Comment = entryComment;
// entryComment = null;
// }
break;
case "-sfx":
i++;
if (args.Length <= i) Usage();
if (args[i] != "w" && args[i] != "c") Usage();
flavor = new Nullable<SelfExtractorFlavor>
((args[i] == "w") ? SelfExtractorFlavor.WinFormsApplication : SelfExtractorFlavor.ConsoleApplication);
break;
case "-split":
i++;
if (args.Length <= i) Usage();
if (args[i].EndsWith("K") || args[i].EndsWith("k"))
zip.MaxOutputSegmentSize = Int32.Parse(args[i].Substring(0, args[i].Length - 1)) * 1024;
else if (args[i].EndsWith("M") || args[i].EndsWith("m"))
zip.MaxOutputSegmentSize = Int32.Parse(args[i].Substring(0, args[i].Length - 1)) * 1024 * 1024;
else
zip.MaxOutputSegmentSize = Int32.Parse(args[i]);
break;
case "-Tw+":
zip.EmitTimesInWindowsFormatWhenSaving = true;
break;
case "-Tw-":
zip.EmitTimesInWindowsFormatWhenSaving = false;
break;
case "-Tu+":
zip.EmitTimesInUnixFormatWhenSaving = true;
break;
case "-Tu-":
zip.EmitTimesInUnixFormatWhenSaving = false;
break;
case "-UTnow":
_UseUniformTimestamp = 1;
_fixedTimestamp = System.DateTime.UtcNow;
break;
case "-UTnewest":
_UseUniformTimestamp = 2;
break;
case "-UToldest":
_UseUniformTimestamp = 3;
break;
case "-UT":
i++;
if (args.Length <= i) Usage();
_UseUniformTimestamp = 4;
try
{
_fixedTimestamp= System.DateTime.Parse(args[i]);
}
catch
{
throw new ArgumentException("-UT");
}
break;
case "-utf8":
zip.AlternateEncoding = System.Text.Encoding.UTF8;
zip.AlternateEncodingUsage = ZipOption.Always;
break;
#if NOT
case "-c":
i++;
if (args.Length <= i) Usage();
entryComment = args[i]; // for the next entry
break;
#endif
case "-zc":
i++;
if (args.Length <= i) Usage();
zip.Comment = args[i];
break;
default:
// UpdateItem will add Files or Dirs,
// recurses subdirectories
actualItem = Path.Combine(directoryOnDisk ?? ".", args[i]);
zip.UpdateItem(actualItem, entryDirectoryPathInArchive);
break;
}
}
if (_UseUniformTimestamp > 0)
{
if (_UseUniformTimestamp==2)
{
// newest
_fixedTimestamp = new System.DateTime(1601,1,1,0,0,0);
foreach(var entry in zip)
{
if (entry.LastModified > _fixedTimestamp)
_fixedTimestamp = entry.LastModified;
}
}
else if (_UseUniformTimestamp==3)
{
// oldest
foreach(var entry in zip)
{
if (entry.LastModified < _fixedTimestamp)
_fixedTimestamp = entry.LastModified;
}
}
foreach(var entry in zip)
{
entry.LastModified = _fixedTimestamp;
}
}
if (!flavor.HasValue)
{
if (saveToStdout)
zip.Save(Console.OpenStandardOutput());
else
zip.Save();
}
else
{
if (saveToStdout)
throw new Exception("Cannot save SFX to stdout, sorry! See http://dotnetzip.codeplex.com/WorkItem/View.aspx?WorkItemId=7246");
zip.SaveSelfExtractor(args[0], flavor.Value);
}
}
}
catch (System.Exception ex1)
{
System.Console.WriteLine("Exception: " + ex1);
}
}
public void UpdateZip_UpdateItem()
{
string filename = null;
int entriesAdded = 0;
string repeatedLine = null;
int j;
// select the name of the zip file
string zipFileToCreate = Path.Combine(TopLevelDir, "UpdateZip_UpdateItem.zip");
// create the subdirectory
string subdir = Path.Combine(TopLevelDir, "A");
Directory.CreateDirectory(subdir);
// create a bunch of files
int numFilesToCreate = _rnd.Next(10) + 8;
for (j = 0; j < numFilesToCreate; j++)
{
filename = Path.Combine(subdir, String.Format("file{0:D3}.txt", j));
repeatedLine = String.Format("Content for Original file {0}",
Path.GetFileName(filename));
TestUtilities.CreateAndFillFileText(filename, repeatedLine, _rnd.Next(34000) + 5000);
entriesAdded++;
}
// Create the zip file
Directory.SetCurrentDirectory(TopLevelDir);
using (ZipFile zip1 = new ZipFile())
{
String[] filenames = Directory.GetFiles("A");
foreach (String f in filenames)
zip1.AddFile(f, "");
zip1.Comment = "UpdateTests::UpdateZip_UpdateItem(): This archive will be updated.";
zip1.Save(zipFileToCreate);
}
// Verify the files are in the zip
Assert.AreEqual<int>(TestUtilities.CountEntries(zipFileToCreate), entriesAdded,
"The Zip file has the wrong number of entries.");
// create another subdirectory
subdir = Path.Combine(TopLevelDir, "B");
Directory.CreateDirectory(subdir);
// create a bunch more files
int newFileCount = numFilesToCreate + _rnd.Next(3) + 3;
for (j = 0; j < newFileCount; j++)
{
filename = Path.Combine(subdir, String.Format("file{0:D3}.txt", j));
repeatedLine = String.Format("Content for the updated file {0} {1}",
Path.GetFileName(filename),
System.DateTime.Now.ToString("yyyy-MM-dd"));
TestUtilities.CreateAndFillFileText(filename, repeatedLine, _rnd.Next(1000) + 2000);
entriesAdded++;
}
// Update those files in the zip file
Directory.SetCurrentDirectory(TopLevelDir);
using (ZipFile zip1 = FileSystemZip.Read(zipFileToCreate))
{
String[] filenames = Directory.GetFiles("B");
foreach (String f in filenames)
zip1.UpdateItem(f, "");
zip1.Comment = "UpdateTests::UpdateZip_UpdateItem(): This archive has been updated.";
zip1.Save(zipFileToCreate);
}
// Verify the number of files in the zip
Assert.AreEqual<int>(TestUtilities.CountEntries(zipFileToCreate), newFileCount,
"The Zip file has the wrong number of entries.");
// now extract the files and verify their contents
using (ZipFile zip3 = FileSystemZip.Read(zipFileToCreate))
{
foreach (string s in zip3.EntryFileNames)
{
repeatedLine = String.Format("Content for the updated file {0} {1}",
s,
System.DateTime.Now.ToString("yyyy-MM-dd"));
zip3[s].Extract("extract");
// verify the content of the updated file.
var sr = new StreamReader(Path.Combine("extract", s));
string sLine = sr.ReadLine();
sr.Close();
Assert.AreEqual<string>(repeatedLine, sLine,
String.Format("The content of the Updated file ({0}) in the zip archive is incorrect.", s));
}
}
}