private void ScanDirectory(DirectoryInfo startdir, SnapDir knowndir)
{
if (startdir.Attributes.HasFlag(System.IO.FileAttributes.ReparsePoint))
{
return;
}
status = startdir.Name;
foreach (var dir in startdir.EnumerateDirectories())
{
try
{
//var new_knowndir = new VDir(dir);
//knowndir.dirs.Add(new_knowndir);
//ScanDirectory(dir,new_knowndir);
}
catch (SecurityException e) { }
catch (UnauthorizedAccessException e) { }
try
{
ScanFiles(dir, knowndir);
}
catch (SecurityException e) { }
catch (UnauthorizedAccessException e) { }
}
}
public SnapDir AddSubdir(string name)
{
SnapDir vd = new SnapDir(name, this.volume, this);
dirs.Add(vd);
return(vd);
}
/*
* /// <summary>
* /// Create a Volume from a specified <paramref name="drive"/> (local or network), using its label for a name, and <paramref name="dir"/> as its root point.
* /// </summary>
* public Volume(DriveInfo drive, DirectoryInfo dir) : this(drive, dir.FullName) { }
*
* /// <summary>
* /// Create a Volume from a specified <paramref name="drive"/> (local or network), using its label for a name, at its root.
* /// </summary>
* public Volume(DriveInfo drive) : this(drive, "X:\\") { } // X: gets cut off anyway
*
* /// <summary>
* /// Create a Volume from a specified <paramref name="drive"/> (local or network), using its label for a name, and <paramref name="rootpoint"/> - in a "X:\folder\folder" form - as its root point.
* /// </summary>
* public Volume(DriveInfo drive) {
* this.Label = drive.VolumeLabel;
* this.driveinfo = drive;
* Refresh();
* }
*/
/// <summary>
/// Create a Volume in "offline" mode, for later recognition using methods provided.
/// </summary>
/// <param name="label"></param>
public Volume(string label)
{
this.Label = label;
this.knownLocations = new List <KnownLocation>();
this.mappings = new List <Mapping>();
root = SnapDir.CreateRoot(this);
}
internal void Render()
{
HDir hd_map = GetMasterRoot();
SnapDir sd = GetSnapshotRoot();
sd.RenderTo(hd_map);
}
private void ScanFiles(DirectoryInfo startdir, SnapDir knowndir)
{
if (startdir.Attributes.HasFlag(System.IO.FileAttributes.ReparsePoint))
{
return;
}
foreach (var filesi in startdir.EnumerateFiles())
{
knowndir.AddFile(filesi);
}
}
internal void AddScanned(SnapDir subsd)
{
var hd = this;
while (hd != null)
{
if (!hd.on_volumes.Contains(subsd.volume))
{
hd.on_volumes.Add(subsd.volume);
}
hd = hd.parent;
}
}
private SnapDir(string name, Volume volume, SnapDir parent)
{
this.name = name;
this.volume = volume;
this.parent = parent;
if (parent != null)
{
this.fullpath = parent.fullpath + (parent.name == @"\" ? "" : @"\") + this.name;
}
else
{
this.fullpath = @"\";
}
dirs = new List <SnapDir>();
files = new List <SnapFile>();
}
/// <exception cref="SnapDirNotFoundException">Thrown when folder is not found.</exception>
internal SnapDir GetPath(string path, bool allow_creation)
{
// trim trailing backslashes
while (path.EndsWith(@"\"))
{
path = path.Substring(0, path.Length - 1);
}
if (path.StartsWith(@"\"))
{
if (this.name != @"\")
{
throw new SnapDirNotFoundException("Searching for " + path + " on " + this.fullpath + " which is not root!");
}
else
{
path = path.Substring(1);
}
}
string[] path_tokens = path.Split(@"\".ToCharArray(), 2);
string first_token = path_tokens[0];
SnapDir dir = this.GetSubdir(first_token, allow_creation);
if (dir == null)
{
throw new SnapDirNotFoundException(first_token, this.fullpath, path);
}
if (path_tokens.Length > 1)
{
string remainder = path_tokens[1];
return(dir.GetPath(remainder, allow_creation));
}
else
{
return(dir);
}
}
internal bool FillWithSnapshot(DirectoryInfo dir)
{
mtime = dir.LastWriteTime;
try {
foreach (DirectoryInfo di in dir.EnumerateDirectories())
{
try {
if (di.Attributes.HasFlag(FileAttributes.ReparsePoint) && Utils.JunctionPoint.Exists(di.FullName))
{
Console.WriteLine("Snapshot: d " + di.FullName + " is a junction.");
continue;
}
Console.WriteLine("Snapshot: d " + di.FullName);
SnapDir sub = AddSubdirWithSnapshot(di);
} catch (System.IO.IOException e) {
Console.WriteLine("ERROR snapshotting " + di.FullName);
}
}
files.Clear();
foreach (FileInfo fi in dir.EnumerateFiles())
{
Console.WriteLine("Snapshot: f " + fi.FullName);
AddFile(fi);
}
}
catch (System.UnauthorizedAccessException) {
Console.WriteLine("Snapshot: d " + dir.FullName + " got UnauthorizedAccess");
}
catch (System.IO.DirectoryNotFoundException) {
Console.WriteLine("Snapshot: d " + dir.FullName + " got DirectoryNotFound");
}
catch (System.IO.FileNotFoundException) {
Console.WriteLine("Snapshot: d " + dir.FullName + " got FileNotFound");
}
return(true);
}
