public void saveFileTags(string tags) //write text to ads for adding tags
{
string streamName = ":fileTags";
FileStream stream = NtfsAlternateStream.Open(this._path + streamName, FileAccess.ReadWrite, FileMode.OpenOrCreate, FileShare.None);
stream.Close();
IEnumerable <NtfsAlternateStream> fileStream = NtfsAlternateStream.EnumerateStreams(this._path);
foreach (NtfsAlternateStream ads in fileStream)
{
if (ads.StreamType.ToString().Equals("AlternateData"))
{
if (ads.Name.Equals(streamName + ":$DATA"))
{
string currentTags = getFileTag();
List <string> list = currentTags.Split(';').ToList();
if (!list.Contains(tags)) //check if tag exists already
{
NtfsAlternateStream.WriteAllText(this._path + streamName, currentTags + ";" + tags);
}
}
}
}
}
private void Form1_DragDrop(object sender, DragEventArgs e)
{
string[] files = (string[])e.Data.GetData(DataFormats.FileDrop);
foreach (string file in files)
{
if (file == null)
{
continue;
}
try
{
IEnumerable <NtfsAlternateStream> ntfsAlternateStreams = NtfsAlternateStream.EnumerateStreams(file);
_path = file;
listBox1.Items.Clear();
foreach (var stream in ntfsAlternateStreams)
{
listBox1.Items.Add(stream);
}
}
catch (Exception ex)
{
Trace.WriteLine(ex);
}
}
}
//delete all tags from selected files
private void deleteTags(object sender, RoutedEventArgs e)
{
string docFilePath = Environment.GetFolderPath(Environment.SpecialFolder.Desktop) + @"\Tags.xml";
XDocument xmlDocument = XDocument.Load(docFilePath);
XDocument doc;
doc = XDocument.Load(docFilePath);
if (lb_tag.Items.Count > 0)
{
string messageBoxText = "Are you sure you want to delete tags from those files" + "?";
MessageBoxButton button = MessageBoxButton.YesNo;
MessageBoxImage icon = MessageBoxImage.Warning;
if (MessageBox.Show(messageBoxText, null, button, icon) == MessageBoxResult.No)
{
return;
}
List <string> fileslist = lb_tag.Items.Cast <String>().ToList();
string streamName = ":fileTags";
FileStream stream = NtfsAlternateStream.Open(fileslist[0] + streamName, FileAccess.ReadWrite, FileMode.OpenOrCreate, FileShare.None);
stream.Close();
IEnumerable <NtfsAlternateStream> fileStream = NtfsAlternateStream.EnumerateStreams(fileslist[0]);
for (var i = 0; i < fileslist.Count; i++)
{
NtfsAlternateStream.Delete(fileslist[i] + streamName);
doc.Element("root").Elements("tag").Elements("path")
.Where(x => x.Attribute("value").Value == fileslist[i]).Remove();
doc.Save(docFilePath);
}
MessageBox.Show("Tags deleted successfuly");
}
else
{
MessageBox.Show(" you have to drag the files you want to tag ");
}
lb_tag.Items.Clear();
doc = XDocument.Load(docFilePath);
return;
}
public void DeleteFileTags() //delete all ads from file
{
string streamName = ":fileTags";
if (checkTagFileExists(this._path))
{
FileStream stream = NtfsAlternateStream.Open(this._path + streamName, FileAccess.ReadWrite, FileMode.OpenOrCreate, FileShare.None);
stream.Close();
IEnumerable <NtfsAlternateStream> fileStream = NtfsAlternateStream.EnumerateStreams(this._path);
foreach (NtfsAlternateStream ads in fileStream)
{
if (ads.StreamType.ToString().Equals("AlternateData"))
{
if (ads.Name.Equals(streamName + ":$DATA"))
{
NtfsAlternateStream.Delete(this._path + streamName);
}
}
}
}
}
//get tags file content
private string getFileStream(string fileName) //brings the stream the ads read the ads of the file
{
if (checkTagFileExists(fileName)) //if there is a tag
{
string streamName = ":fileTags";
FileStream stream = NtfsAlternateStream.Open(fileName + streamName, FileAccess.ReadWrite, FileMode.OpenOrCreate, FileShare.None); //open the ads
stream.Close();
IEnumerable <NtfsAlternateStream> fileStream = NtfsAlternateStream.EnumerateStreams(fileName); //bring all the ads the file has whats in the stream
foreach (NtfsAlternateStream ads in fileStream) //enter the filestream
{
if (ads.StreamType.ToString().Equals("AlternateData"))
{
if (ads.Name.Equals(streamName + ":$DATA")) //type of ads
{
return(Regex.Replace(NtfsAlternateStream.ReadAllText(fileName + streamName), "\n|\r", ""));
}
}
}
}
return("The file doesn't have tags");
}
// arrange the new remained tags after deleting tags from files
public void saveFileTags1(string tags) //write text to ads for deleting tags
{
string streamName = ":fileTags";
string docFilePath = Environment.GetFolderPath(Environment.SpecialFolder.Desktop) + @"\Tags.xml";
XDocument xmlDocument = XDocument.Load(docFilePath);
XDocument doc;
doc = XDocument.Load(docFilePath);
string file1 = this._path;
var ind_1 = 0;
var ind1 = 0;
string cat = tags;
string subCat = "";
var ind = tags.IndexOf('.');
if (ind != -1)
{
ind_1 = ind - 1;
ind1 = ind + 1;
cat = tags.Substring(0, (ind)); // extract the category name from the tags string
subCat = tags.Substring((ind1)); // extract the subCategory name from the tags string
}
string cc = getFileTag();
FileStream stream = NtfsAlternateStream.Open(this._path + streamName, FileAccess.ReadWrite, FileMode.OpenOrCreate, FileShare.None);
stream.Close();
IEnumerable <NtfsAlternateStream> fileStream = NtfsAlternateStream.EnumerateStreams(this._path); // Enumerates the alternate streams from a file
foreach (NtfsAlternateStream ads in fileStream)
{
if (ads.StreamType.ToString().Equals("AlternateData"))
{
if (ads.Name.Equals(streamName + ":$DATA"))
{
string currentTags = getFileTag(); // get the exsisting tag of file
List <string> list = currentTags.Split(';').ToList(); // create a list of tags,each tag is sapereted by ;
if (list.Contains(tags))
{
var currentTagsLength = currentTags.Length;
var tagsLength = tags.Length;
for (var i = 1; i < currentTagsLength; i++) // check all the the tags the file has,
{
if (currentTags.Substring(i, tagsLength) == tags) // if tag already exsist in file will not be added
{
currentTags = currentTags.Remove(i - 1, tagsLength + 1); // remove the exsisting tag from tags string
if (currentTags == "") // if the file hasn't any tag
//We use the variable "currentTags" to order the tags of file (having type of String)
//WriteAllText Methos of the class NtfsAlternateStream Creates a new file,
//writes the specified string to the file, and then closes the file. If the target file already exists, it is overwritten.
// This method supports NTFS alternate file streams paths.
{
NtfsAlternateStream.WriteAllText(this._path, currentTags); // NtfsAlternateStream Defines a utility class to read NTFS alternate streams data.
}
else
{
NtfsAlternateStream.WriteAllText(this._path + streamName, currentTags); //add the tags to the file
}
if (ind == -1)
{
doc.Element("root").Elements("tag").Elements("path").Where(x => x.Parent.Attribute("name").Value == cat && x.Attribute("value").Value == file1).Remove();
}
else
{
doc.Element("root").Elements("tag").Elements("path").Where(x => x.Parent.Attribute("name").Value == cat && x.Parent.Attribute("value").Value == subCat && x.Attribute("value").Value == file1).Remove();
}
doc.Save(docFilePath);
return;
}
}
}
}
}
}
}
