public ZipEntryEnumerator(ZipReader zr)
{
pReader = zr;
}
public void UnZip()
{
if (Destination == null)
{
throw new ArgumentException("Destination is null");
}
if (ItemList.Count == 0)
{
throw new ArgumentException("ItemList is empty");
}
//if (Filespecs.Count == 0)
// Filespecs.Add("*");
FileSpecMatcher fileSpecs = new FileSpecMatcher(ItemList, Recurse);
bool unzippedSomeEntry = false;
using (ZipReader reader = new ZipReader(ZipFile))
{
// buffer to hold temp bytes
buffer = new byte[4096];
foreach (ZipEntry entry in reader)
{
if (fileSpecs.MatchSpecs(entry.Name, entry.IsDirectory))
{
if (entry.IsDirectory)
{
//FIXME: bør kanskje ha sjekk på om flere filer med samme navn havner på rota og overskriver hverandre?
if (!NoDirectoryNames)
{
string dirName = CreateUnzippedName(entry);
DirectoryInfo di = new DirectoryInfo(dirName);
if (!di.Exists)
{
di.Create();
}
SetLastWriteTimeFixed(di, entry.ModifiedTime);
}
}
else
{
string fileName = CreateUnzippedName(entry);
FileInfo fi = new FileInfo(fileName);
if (!fi.Directory.Exists)
{
fi.Directory.Create();
}
if (fi.Exists)
{
switch (IfFileExist)
{
case enIfFileExist.Exception:
throw new ZipException("File already exists: " + fileName);
case enIfFileExist.Skip:
continue;
case enIfFileExist.Overwrite:
break; //fall thru
default:
throw new NotImplementedException("enIfFileExist " + IfFileExist);
}
}
using (FileStream writer = fi.Create())
{
int byteCount;
while ((byteCount = reader.Read(buffer, 0, buffer.Length)) > 0)
{
writer.Write(buffer, 0, byteCount);
}
}
SetLastWriteTimeFixed(fi, entry.ModifiedTime);
}
unzippedSomeEntry = true;
}
}
}
if (!unzippedSomeEntry)
{
throw new ZipException("No files to unzip");
}
}