public ZipFile(IReadOnlyFileSystem context, string filename)
{
string name;
IReadOnlyPackage p;
if (!context.TryGetPackageContaining(filename, out p, out name))
throw new FileNotFoundException("Unable to find parent package for " + filename);
Name = name;
Parent = p as IReadWritePackage;
// SharpZipLib breaks when asked to update archives loaded from outside streams or files
// We can work around this by creating a clean in-memory-only file, cutting all outside references
pkgStream = new MemoryStream();
using (var sourceStream = p.GetStream(name))
sourceStream.CopyTo(pkgStream);
pkgStream.Position = 0;
pkg = new SZipFile(pkgStream);
}
public ZipFile(IReadOnlyFileSystem context, string filename)
{
string name;
IReadOnlyPackage p;
if (!context.TryGetPackageContaining(filename, out p, out name))
{
throw new FileNotFoundException("Unable to find parent package for " + filename);
}
Name = name;
Parent = p as IReadWritePackage;
// SharpZipLib breaks when asked to update archives loaded from outside streams or files
// We can work around this by creating a clean in-memory-only file, cutting all outside references
pkgStream = new MemoryStream();
using (var sourceStream = p.GetStream(name))
sourceStream.CopyTo(pkgStream);
pkgStream.Position = 0;
pkg = new SZipFile(pkgStream);
}