private FsNode <FileInfo> GetFileInfo(string fileName, FileInfo prefileinfo = null)
{
logger.Debug(Thread.CurrentThread.ManagedThreadId + " GetFileInfo: " + fileName);
var lowerfilename = fileName.ToLower();
// check extension first, then if it exists
if (lowerfilename.EndsWith(".rar") || lowerfilename.EndsWith(".zip") ||
(lowerfilename.Contains(".rar") || lowerfilename.Contains(".zip")) && !File.Exists(fileName) && !Directory.Exists(fileName))
{
if (fileName.ToLower().Contains(".rar") || fileName.ToLower().Contains(".zip"))
{
try
{
var info2 = new FileInfo(fileName);
var index = fileName.ToLower().IndexOf(".rar");
if (index == -1)
{
index = fileName.ToLower().IndexOf(".zip");
}
var file = fileName.Substring(0, index + 4);
var subpath = fileName.Substring(index + 4);
SharpCompressFs fs = null;
cache.TryGetValue(file.ToLower(), out fs);
if (fs == null)
{
logger.Debug("SevenZipFs: get list " + file);
try
{
fs = new SharpCompressFs(file);
}
catch
{
return(null);
}
}
cache[file.ToLower()] = fs;
var fsnodeinfo = fs.GetFile(subpath);
if (fsnodeinfo == null)
{
return(null);
}
var answerarchive = new FsNode <FileInfo>()
{
Tag = fsnodeinfo,
Info = info2,
Name = info2.Name,
FullName = info2.FullName
};
answerarchive.GetChildrenDelegate = () =>
{
answerarchive.Tag = fsnodeinfo;
return(fsnodeinfo?.Children?
.Select(x => GetFileInfo((
file + Path.DirectorySeparatorChar + subpath +
Path.DirectorySeparatorChar +
x).Replace("" + Path.DirectorySeparatorChar + Path.DirectorySeparatorChar,
"" + Path.DirectorySeparatorChar)))?.Where(a => a != null).ToList());
};
return(answerarchive);
}
catch (Exception ex)
{
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine(ex);
Console.ForegroundColor = ConsoleColor.White;
return(null);
}
}
return(null);
}
FileInfo info;
if (prefileinfo != null)
{
info = prefileinfo;
}
else
{
info = new FileInfo(fileName);
}
var answer = new FsNode <FileInfo>()
{
Info = info,
Name = info.Name,
FullName = info.FullName,
GetChildrenDelegate = () =>
{
DirectoryInfo dirinfo = new DirectoryInfo(info.FullName);
if (dirinfo.Exists)
{
try
{
// get dirs
var dirs = new ConcurrentBag <FsNode <FileInfo> >();
Parallel.ForEach(dirinfo.GetDirectories("*", SearchOption.TopDirectoryOnly), x =>
{
if (CheckHasValidChildren(x, "*.rar"))
{
dirs.Add(GetFileInfo(x.FullName));
}
});
// get files
var files = new ConcurrentBag <FsNode <FileInfo> >();
var fileInfos = dirinfo.GetFiles("*.rar", SearchOption.TopDirectoryOnly);
Parallel.ForEach(fileInfos, x => { files.Add(GetFileInfo(x.FullName, x)); });
// filter files
var filefilter = files.Where(a =>
a != null &&
(a.Name.ToLower().Contains("part01.rar") || !a.Name.ToLower().Contains(".part")));
// combine to one list
var combined = filefilter.Concat(dirs).Where(a => a != null);
// return result
return(combined.ToList());
}
catch (Exception ex)
{
logger.Error(ex.ToString());
return(null);
}
}
return(null);
}
};
return(answer);
}
