/// <summary>
/// Find All the duplicate Files By CheckSum
/// </summary>
/// <param name="files">ArrayList of Files</param>
/// <returns>ArrayList</returns>
public ArrayList findDuplicatesByCheckSum(ArrayList files)
{
var duplicateFiles = new ArrayList();
var count = 0;
var duplicateId = 0;
fileStruct previous = new fileStruct { checksum = "000" };
foreach (fileStruct file in files)
{
if (String.Equals(file.checksum,previous.checksum))
{
if (count == 0)
{
duplicateId++;
previous.duplicationNumber = duplicateId;
duplicateFiles.Add(previous);
}
file.duplicationNumber = duplicateId;
duplicateFiles.Add(file);
count++;
}
else
{
previous = file;
count = 0;
}
}
return duplicateFiles;
}
public ArrayList findDuplicatesByFileName(ArrayList files)
{
var duplicateFiles = new ArrayList();
var count = 0;
var duplicateId = 0;
fileStruct previous = new fileStruct { fileName = "" };
foreach (fileStruct file in files)
{
if (String.Equals(file.fileName, previous.fileName))
{
if (count == 0)
{
duplicateId++;
previous.duplicationNumber = duplicateId;
duplicateFiles.Add(previous);
}
file.duplicationNumber = duplicateId;
duplicateFiles.Add(file);
count++;
}
else
{
previous = file;
count = 0;
}
}
return duplicateFiles;
}
private void FindFilesClick(object sender, RoutedEventArgs e)
{
ClearVars();
stopBtn.IsEnabled = true;
clearBtn.IsEnabled = false;
if(!Directory.Exists(searchDir.Text)){
var msg = "Directory " + searchDir.Text + " does not exists.";
MessageBox.Show(msg, "No Such Directory");
return;
}
if(string.IsNullOrEmpty(searchPattern.Text))
searchPattern.Text = "*";
var di = new DirectoryInfo(searchDir.Text);
var files = di.GetFiles(searchPattern.Text, _dirChoice);
double value = 0;
progressBar1.Minimum = 0;
progressBar1.Maximum = files.Length;
progressBar1.Value = 0;
var updatePbDelegate = new UpdateProgressBarDelegate(progressBar1.SetValue);
var updateCurFile = new UpdateLabelDelegate(curFileLabel.SetValue);
foreach (var file in files)
{
if (_stop)
{
_stop = false;
break;
}
value += 1;
Dispatcher.Invoke(updatePbDelegate,
System.Windows.Threading.DispatcherPriority.Background,
new object[] { ProgressBar.ValueProperty, value });
var progressMessage = "Scanning: " + file.FullName;
Dispatcher.Invoke(updateCurFile,
System.Windows.Threading.DispatcherPriority.Background,
new object[] { TextBox.TextProperty, progressMessage });
var md5 = "";
if (!_nameOnly)
{
var findHash = new findMD5();
md5 = findHash.getFilesMD5Hash(file.FullName);
}
var fStruct = new fileStruct{ checksum = md5, fileName = file.Name, fullPath = file.FullName, creationDate=file.CreationTime };
_listOfFiles.Add(fStruct);
}
curFileLabel.Text = "";
ArrayList duplicates = new ArrayList();
if (_nameOnly)
{
_listOfFiles.Sort(_compareByFileName);
duplicates = _duplicateFiles.findDuplicatesByFileName(_listOfFiles);
}
else
{
_listOfFiles.Sort(_compareByCheckSum);
duplicates = _duplicateFiles.findDuplicatesByCheckSum(_listOfFiles);
}
foreach(fileStruct file in duplicates){
fileStructListView.Items.Add(file);
}
stopBtn.IsEnabled = false;
clearBtn.IsEnabled = true;
selectOldestBtn.IsEnabled = true;
selectNewestBtn.IsEnabled = true;
progressBar1.Value = 0;
}