public string Extract(string archiveName, string folderToExtract, uint fileNumber, KnownSevenZipFormat ZipFormat, out bool isDirectory)
{
isDirectory = false;
ZipFormatG = ZipFormat;
string FileName = null;
try
{
using (SevenZipFormat Format = new SevenZipFormat(SevenZipDllPath))
{
IInArchive Archive = Format.CreateInArchive(SevenZipFormat.GetClassIdFromKnownFormat(ZipFormat));
if (Archive == null)
{
return(null);
}
try
{
using (InStreamWrapper ArchiveStream = new InStreamWrapper(File.OpenRead(archiveName)))
{
IArchiveOpenCallback OpenCallback = new ArchiveOpenCallback();
ulong CheckPos = 256 * 1024;
if (Archive.Open(ArchiveStream, ref CheckPos, OpenCallback) != 0)
{
return(null);
}
PropVariant Name = new PropVariant();
Archive.GetProperty(fileNumber, ItemPropId.kpidPath, ref Name);
FileName = (string)Name.GetObject();
Archive.GetProperty(fileNumber, ItemPropId.kpidIsFolder, ref Name);
isDirectory = (bool)Name.GetObject();
if (!isDirectory)
{
Archive.Extract(new uint[] { fileNumber }, 1, 0, new ArchiveExtractCallback(fileNumber, folderToExtract + FileName));
}
}
}
finally
{
Marshal.ReleaseComObject(Archive);
}
}
}
catch
{
}
return(FileName);
}
private static void ListOrExtract(string archiveName, string extractLocation, bool extract)
{
using (SevenZipFormat Format = new SevenZipFormat(SevenZDllPath)) {
IInArchive Archive = Format.CreateInArchive(SevenZipFormat.GetClassIdFromKnownFormat(KnownSevenZipFormat.SevenZip));
if (Archive == null)
{
return;
}
try {
using (InStreamWrapper ArchiveStream = new InStreamWrapper(File.OpenRead(archiveName))) {
IArchiveOpenCallback OpenCallback = new ArchiveOpenCallback();
// 32k CheckPos is not enough for some 7z archive formats
ulong CheckPos = 128 * 1024;
if (Archive.Open(ArchiveStream, ref CheckPos, OpenCallback) != 0)
{
return;
}
if (extract)
{
uint Count = Archive.GetNumberOfItems();
for (int i = 0; i < Count; i++)
{
PropVariant Name = new PropVariant();
Archive.GetProperty((uint)i, ItemPropId.kpidPath, ref Name);
string FileName = (string)Name.GetObject();
Archive.Extract(new uint[] { (uint)i }, 1, 0, new ArchiveExtractCallback((uint)i, FileName, extractLocation));
}
}
else
{
//Console.WriteLine("List:");
String files = "";
uint Count = Archive.GetNumberOfItems();
for (uint I = 0; I < Count; I++)
{
PropVariant Name = new PropVariant();
Archive.GetProperty(I, ItemPropId.kpidPath, ref Name);
files += String.Format("{0} - {1}\r\n", I, Name.GetObject());
}
MessageBox.Show(files);
}
}
} finally {
Marshal.ReleaseComObject(Archive);
}
}
}
public List <string> List(string archiveName, KnownSevenZipFormat ZipFormat)
{
List <string> List = new List <string>();
using (SevenZipFormat Format = new SevenZipFormat(SevenZipDllPath))
{
IInArchive Archive = Format.CreateInArchive(SevenZipFormat.GetClassIdFromKnownFormat(ZipFormat));
if (Archive == null)
{
return(List);
}
try
{
using (InStreamWrapper ArchiveStream = new InStreamWrapper(File.OpenRead(archiveName)))
{
IArchiveOpenCallback OpenCallback = new ArchiveOpenCallback();
ulong CheckPos = 256 * 1024;
if (Archive.Open(ArchiveStream, ref CheckPos, OpenCallback) != 0)
{
return(List);
}
uint Count = Archive.GetNumberOfItems();
for (uint I = 0; I < Count; I++)
{
PropVariant Name = new PropVariant();
Archive.GetProperty(I, ItemPropId.kpidPath, ref Name);
string[] T = Name.GetObject().ToString().Split('\\');
List.Add(T[T.Length - 1]);
}
}
}
finally
{
Marshal.ReleaseComObject(Archive);
}
}
return(List);
}
private string ExtractFile(string fileName)
{
if (isMono)
return fileName;
SystemState old = state;
state = SystemState.SystemPause;
string ext = Path.GetExtension(fileName).ToLower();
if (ext == ".7z" || ext == ".zip" || ext == ".rar")
{
string sevenZ = this.config["7z"];
if (IntPtr.Size == 8)
sevenZ = this.config["7z64"]; //replace this with installer logic maybe?
SevenZipFormat Format = new SevenZipFormat(sevenZ);
KnownSevenZipFormat fileType;
switch (ext)
{
default:
case ".7z":
fileType = KnownSevenZipFormat.SevenZip;
break;
case ".zip":
fileType = KnownSevenZipFormat.Zip;
break;
case ".rar":
fileType = KnownSevenZipFormat.Rar;
break;
}
IInArchive Archive = Format.CreateInArchive(SevenZipFormat.GetClassIdFromKnownFormat(fileType));
try
{
InStreamWrapper ArchiveStream = new InStreamWrapper(File.OpenRead(fileName));
ulong checkPos = 32 * 1024;
Archive.Open(ArchiveStream, ref checkPos, null);
uint count = Archive.GetNumberOfItems();
string[] archiveContent = new string[count];
for (uint i = 0; i < count; i++)
{
PropVariant name = new PropVariant();
Archive.GetProperty(i, ItemPropId.kpidPath, ref name);
archiveContent[i] = name.GetObject().ToString();
}
if (count == 1)
{
fileName = Path.Combine(this.config["tmpDir"], Path.GetFileNameWithoutExtension(archiveContent[0]) + ".tmp" + Path.GetExtension(archiveContent[0]));
Archive.Extract(new uint[] { 0 }, 1, 0, new ArchiveCallback(0, fileName));
}
else
{
ArchiveViewer viewer = new ArchiveViewer(archiveContent);
if (viewer.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
fileName = Path.Combine(this.config["tmpDir"], Path.GetFileNameWithoutExtension(archiveContent[viewer.selectedFile]) + ".tmp" + Path.GetExtension(archiveContent[0]));
Archive.Extract(new uint[] { (uint)viewer.selectedFile }, 1, 0, new ArchiveCallback((uint)viewer.selectedFile, fileName));
}
else
{
fileName = "";
}
}
ArchiveStream.Dispose();
}
finally
{
Archive.Close();
Marshal.ReleaseComObject(Archive);
}
Format.Dispose();
}
state = old;
return fileName;
}