public void Search(string directory, string searchPattern)
{
foreach (var file in Directory.EnumerateFiles(directory, searchPattern))
{
FileFound?.Invoke(this, new FileFoundArgs(file));
}
}
public bool FindFileByName(string name, string currentPath)
{
var files = GetFiles(currentPath);
if (files != null)
{
foreach (var file in files)
{
if (file.Name.ToLower().Contains(name))
{
var folderContent = GetFolderContent(currentPath).ToList();
FileFound?.Invoke(folderContent.FindIndex(s => s.FullName.ToLower().Contains(name.ToLower())), currentPath, folderContent.Count);
return(true);
}
}
}
var folders = GetFolders(currentPath);
if (folders != null)
{
foreach (var folder in folders)
{
var result = FindFileByName(name, folder.FullName);
if (result)
{
return(true);
}
}
}
return(false);
}
private void _watcher_Created(FileSystemEventArgs e)
{
if (e.Name.ToUpper().StartsWith("QUERY_DATA"))
{
_log.Info("File found via file '" + e.ChangeType + "; importing.");
Application.Current.Dispatcher.BeginInvoke(new Action(() => { FileFound?.Invoke(e.FullPath); }));
}
}
void OnFileFound(string filename)
{
Application.Current.Dispatcher.Invoke
(
() => FileFound?.Invoke(this, new ExplorerEventArgs {
FileName = filename
})
);
}
private void SearchFiles(string path, string searchValue, int searchId)
{
searchValue = searchValue.ToLower();
// Search Files
#region SearchFiles
string[] files = Directory.GetFiles(path);
foreach (string file in files)
{
try
{
// Get file Info
#region GetFileInfo
string fileName = Path.GetFileNameWithoutExtension(file);
string filePath = Path.GetFullPath(file);
string fileExtension = Path.GetExtension(file);
#endregion
FileCounter++;
if (fileName.ToLower().Contains(searchValue))
{
// Add Result to DB and Notify File Found
using (ResultLogic logic = new ResultLogic())
{
FileFoundCounter++;
logic.AddResult(fileName, filePath, searchId);
FileFound?.Invoke(this, new FileEventArgs(fileName, fileExtension, filePath));
}
}
}
#region Exceptions
catch (PathTooLongException ex)
{
UnreachableCounter++;
TotalErrorCounter++;
}
catch (Exception ex)
{
UnhandledErrors++;
TotalErrorCounter++;
ErrorLog.Add(ex.Message);
}
#endregion
}
#endregion
// Search Directories
#region SearchDirectories
string[] directories = Directory.GetDirectories(path);
foreach (string d in directories)
{
try
{
SearchFiles(d, searchValue, searchId);
}
}
protected virtual void OnFileFound(ContentFindedEventArgs e)
{
if (ReferenceEquals(e, null))
{
throw new ArgumentNullException();
}
FileFound?.Invoke(this, e);
_searchStopped = e.StopSearch;
}
IEnumerable <FileSystemInfo> GetFileSystemInfo(DirectoryInfo directoryInfo)
{
var allElements = directoryInfo.GetFileSystemInfos();
foreach (var fileSystemInfo in allElements)
{
var itemFoundEventArgs = new FileSystemInfoEventArgs(fileSystemInfo.FullName);
var itemFilteredEventArgs = new FilteredFileSystemInfoEventArgs(fileSystemInfo.FullName);
if (fileSystemInfo is FileInfo)
{
FileFound?.Invoke(this, itemFoundEventArgs);
if (itemFoundEventArgs.StopSearch)
{
yield break;
}
if (_matchPredicate(fileSystemInfo) && !itemFoundEventArgs.Exclude)
{
FileFiltered?.Invoke(this, itemFilteredEventArgs);
if (itemFilteredEventArgs.StopSearch)
{
yield break;
}
if (!itemFilteredEventArgs.Exclude)
{
yield return(fileSystemInfo);
}
}
}
else if (fileSystemInfo is DirectoryInfo nextDirectory)
{
DirectoryFound?.Invoke(this, itemFoundEventArgs);
if (itemFoundEventArgs.StopSearch)
{
yield break;
}
if (_matchPredicate(fileSystemInfo) && !itemFoundEventArgs.Exclude)
{
foreach (var nextFileSystemInfo in GetFileSystemInfo(nextDirectory))
{
yield return(nextFileSystemInfo);
}
DirectoryFiltered?.Invoke(this, itemFilteredEventArgs);
if (itemFilteredEventArgs.StopSearch)
{
yield break;
}
if (!itemFilteredEventArgs.Exclude)
{
yield return(fileSystemInfo);
}
}
}
}
}
private void SearchDirectory(string directory, string searchPattern)
{
foreach (var file in Directory.EnumerateFiles(directory, searchPattern))
{
var args = new FileFoundArgs(file);
FileFound?.Invoke(this, args);
if (args.CancelRequested)
{
break;
}
}
}
internal void SearchFilesInDirectory(string directory, string searchPattern)
{
foreach (var file in Directory.EnumerateFiles(directory, searchPattern))
{
PathDecomposition pathDecomp = new PathDecomposition(file, CurrentDirectory);
pathDecomp.PuttingItTogether();
var args = new FileFoundArgs(file);
FileFound?.Invoke(this, args);
//if (args.CancelRequested)
// break;
}
}
private void ProcessFoundEntry(FileSystemInfoBase systemInfoBase)
{
var isDirectory = systemInfoBase.Attributes.HasFlag(FileAttributes.Directory);
if (isDirectory)
{
DirectoryFound?.Invoke(systemInfoBase, EventArgs.Empty);
}
else
{
FileFound?.Invoke(systemInfoBase, EventArgs.Empty);
}
}
private void FileSearch(string path)
{
foreach (string file in Directory.GetFiles(path))
{
if (!_subscription)
{
return;
}
FileFound?.Invoke(this, new FileArgs(file));
Thread.Sleep(1000);
}
CatalogSearch(path);
}
private void ScanFile(string file)
{
try
{
if (CheckForValidHeader && !DicomFile.HasValidHeader(file))
{
return;
}
var df = DicomFile.Open(file);
FileFound?.Invoke(this, df, file);
}
catch
{
// ignore exceptions?
}
}
private void GetFiles(string path, string pattern, string searchKey) //searches the directories for targeted files
{
var File = new List <string>();
try
{
if (searchTrigger)
{
Console.WriteLine("search stopped, press any key to return.");
if (Console.KeyAvailable)
{
Console.ReadKey();
}
Console.ReadKey();
Console.Clear();
SearchHandler handler = new SearchHandler();
handler.Start();
}
//get all files directly within a certain directory and checking them for out search input
// displaying matches in real time, and adding them to the list for transfer to database.
File.AddRange(Directory.GetFiles(path, pattern, SearchOption.TopDirectoryOnly));
foreach (var item in File)
{
if (Path.GetFileNameWithoutExtension(item).ToLower().Contains(searchKey.ToLower()))
{
Counter++;
FileFound?.Invoke(this, new SearchResultEvent(item, Counter));
}
}
//
//performing the same action on every directoy in our path
foreach (var directory in Directory.GetDirectories(path))
{
GetFiles(directory, pattern, searchKey);
}
//
}
catch (UnauthorizedAccessException) { }
catch (PathTooLongException) { }
}
private bool VisitFile(FileInfo fileInfo, FolderNode rootNode)
{
if (_searchIsStopped)
{
return(false);
}
var file = Map(fileInfo, rootNode);
var filterResult = _filterBy == null ? true : _filterBy.Invoke(file);
if (filterResult)
{
var fEvent = new FileNodeFindEvent(file);
FileFound?.Invoke(this, fEvent);
ProcessEvent(rootNode, file, fEvent);
return(fEvent.ShouldBeAdd);
}
return(false);
}
private void TestFile(FileInfo file, FileQueryFilterList filters)
{
if (Logger.IsDebugEnabled)
{
Logger.Debug("Testing file: " + file);
}
bool accept = true;
foreach (var filter in filters)
{
if (abortSearch || accept == false)
{
// No need to continue
break;
}
// Apply the filter
if (Logger.IsDebugEnabled)
{
Logger.Debug("Checking filter: " + filter.ToString());
}
accept = filter.Accept(file);
}
if (accept)
{
if (Logger.IsDebugEnabled)
{
Logger.Debug("File passed all filters: " + file);
}
Results.Add(file);
FileFound?.Invoke(this, new FileFoundEventArgs()
{
fileInfo = file
});
}
}
protected virtual void OnFileFound(HyperFileCheckEventArgs e)
{
FileFound?.Invoke(this, e);
}
protected void OnFileFoundReached(FoundEventArgs e)
{
FileFound?.Invoke(this, e);
}
private void SearchFiles(string path, string filters, bool searchRecursively, bool searchHidden, FoundFilesOrderByFilter order)
{
try
{
LOGGER.Info($"Searching for files");
LOGGER.Info($"Parameters => path: '{path}', filters: '{filters}', recursive: {searchRecursively}, hidden: {searchHidden}, order by: {order}");
runningCount++;
State = RunningState.Running;
if (State == RunningState.CancelPending)
{
LOGGER.Info($"Canceling search");
return;
}
if (!searchHidden && new DirectoryInfo(path).Attributes.HasFlag(FileAttributes.Hidden))
{
LOGGER.Info($"Path '{path}' is hidden and hidden search is disabled => skipping directory");
return;
}
string[] singleFilters = filters.Split(';');
foreach (var filter in singleFilters)
{
var files = Directory.GetFiles(path, filter).Select(p => new FileInfo(p)).ToArray();
LOGGER.Info($"Found {files.Length} files for filter '{filter}' in path '{path}'");
switch (order)
{
case FoundFilesOrderByFilter.NameAsc:
files = files.OrderBy((file) => file.Name).ToArray();
break;
case FoundFilesOrderByFilter.NameDsc:
files = files.OrderByDescending((file) => file.Name).ToArray();
break;
case FoundFilesOrderByFilter.CreationDateAsc:
files = files.OrderBy((file) => file.CreationTimeUtc).ToArray();
break;
case FoundFilesOrderByFilter.CreationDateDsc:
files = files.OrderByDescending((file) => file.CreationTimeUtc).ToArray();
break;
case FoundFilesOrderByFilter.ChangedDateAsc:
files = files.OrderBy((file) => file.LastWriteTimeUtc).ToArray();
break;
case FoundFilesOrderByFilter.ChangedDateDsc:
files = files.OrderByDescending((file) => file.LastWriteTimeUtc).ToArray();
break;
case FoundFilesOrderByFilter.SizeAsc:
files = files.OrderBy((file) => file.Length).ToArray();
break;
case FoundFilesOrderByFilter.SizeDsc:
files = files.OrderByDescending((file) => file.Length).ToArray();
break;
default:
files = files.OrderBy((file) => file.Name).ToArray();
break;
}
foreach (var file in files.Where(f => !f.Name.StartsWith("_") && IsVideoAnalyzer.IsVideo(f.Name)))
{
LOGGER.Info($"Found video file '{file.FullName}'");
FileFound?.Invoke(new FileSystemEventArgs(WatcherChangeTypes.All, file.DirectoryName, file.Name));
}
}
if (searchRecursively)
{
LOGGER.Info($"Recursive mode is enabled => searching sub directories");
Directory.GetDirectories(path)
.ToList()
.ForEach(s => SearchFiles(s, filters, true, searchHidden, order));
}
}
catch (UnauthorizedAccessException ex)
{
LOGGER.Error($"Access to directory was denied", ex);
}
catch (ThreadAbortException ex)
{
LOGGER.Error($"Search thread was aborted", ex);
}
finally
{
LOGGER.Info($"Search for files in directory '{path}' has been finished");
runningCount--;
if (runningCount == 0)
{
LOGGER.Info($"Searcher finished search");
State = RunningState.NotRunning;
}
}
}
public void TraverseTree(string root)
{
// Data structure to hold names of subfolders to be
// examined for files.
Stack <string> dirs = new Stack <string>(20);
if (!System.IO.Directory.Exists(root))
{
throw new ArgumentException();
}
dirs.Push(root);
while (dirs.Count > 0 && HasCancelFlag == false)
{
string currentDir = dirs.Pop();
string[] subDirs;
try
{
subDirs = System.IO.Directory.GetDirectories(currentDir);
}
catch (UnauthorizedAccessException e)
{
Console.WriteLine(e.Message);
continue;
}
catch (System.IO.DirectoryNotFoundException e)
{
Console.WriteLine(e.Message);
continue;
}
string[] files = null;
try
{
files = System.IO.Directory.GetFiles(currentDir);
}
catch (UnauthorizedAccessException e)
{
Console.WriteLine(e.Message);
continue;
}
catch (System.IO.DirectoryNotFoundException e)
{
Console.WriteLine(e.Message);
continue;
}
// Perform the required action on each file here.
// Modify this block to perform your required task.
foreach (string file in files)
{
try
{
// Perform whatever action is required in your scenario.
System.IO.FileInfo fi = new System.IO.FileInfo(file);
//задание №2
action?.Invoke(fi);
//задание №3
FileFound?.Invoke(this, new FileArgs {
FileName = fi.Name
});
if (HasCancelFlag)
{
break;
}
}
catch (System.IO.FileNotFoundException e)
{
// If file was deleted by a separate application
// or thread since the call to TraverseTree()
// then just continue.
Console.WriteLine(e.Message);
continue;
}
}
// Push the subdirectories onto the stack for traversal.
// This could also be done before handing the files.
foreach (string str in subDirs)
{
dirs.Push(str);
}
}
}
protected virtual void OnFileFound(FileEventArgs args)
{
FileFound?.Invoke(this, args);
}
private FileSystemInfoCustomCollection <CustomFileItem> GetItemsRecursively(string directoryPath, FilterMask filterMask)
{
var directoryInfo = (CustomDirectoryInfo)customDirectoryInfoFactory.CreateInstance(directoryPath);
var output = new FileSystemInfoCustomCollection <CustomFileItem>();
if (isFirstFilteredFileFound && filterMask.HasFlag(FilterMask.FirstOnly))
{
return(output);
}
if (!filterMask.HasFlag(FilterMask.NoFolders))
{
DirectoryFound?.Invoke(this, new ItemFoundArgs {
Item = directoryInfo
});
if (filterMask.HasFlag(FilterMask.IgnoreFilterFunction) || FileFilterDelegate.Invoke(directoryInfo))
{
FilteredDirectoryFound?.Invoke(this, new ItemFoundArgs {
Item = directoryInfo
});
output.Add(directoryInfo);
isFirstFilteredFileFound = true;
if (isFirstFilteredFileFound && filterMask.HasFlag(FilterMask.FirstOnly))
{
return(output);
}
}
}
var files = directoryInfo.GetFiles();
foreach (var file in files)
{
FileFound?.Invoke(this, new ItemFoundArgs {
Item = file
});
if (filterMask.HasFlag(FilterMask.IgnoreFilterFunction) || FileFilterDelegate.Invoke(file))
{
FilteredFileFound?.Invoke(this, new ItemFoundArgs {
Item = file
});
output.Add(file);
isFirstFilteredFileFound = true;
if (isFirstFilteredFileFound && filterMask.HasFlag(FilterMask.FirstOnly))
{
return(output);
}
}
}
var directories = directoryInfo.GetDirectories();
foreach (var directory in directories)
{
var result = GetItemsRecursively(directory.FullName, filterMask);
foreach (var item in result)
{
output.Add(item);
}
}
return(output);
}
protected virtual void OnRaiseFileFoundEvent(FileEventArgs fileEventArgs)
{
FileFound?.Invoke(this, fileEventArgs);
}
private void OnFileFound(PathEventArgs args)
{
FileFound?.Invoke(this, args);
}
protected void OnFileFound(object sender, FileFoundEventArgs args)
{
FileFound?.Invoke(sender, args);
}
protected virtual void OnFileFound(SystemVisitorEventArgs e) => FileFound?.Invoke(this, e);
/// <summary>
/// Executed when a file is found.
/// </summary>
/// <param name="file">The found file.</param>
protected virtual void OnFileFound(string file)
{
FileFound?.Invoke(file);
}
protected virtual void OnFileFound(ItemFoundInfoEventArgs e)
{
FileFound?.Invoke(this, e);
}
public void TraverseFileSystem()
{
Started?.Invoke();
_dirsAndFiles = new List <FileSystemInfo>();
var dirs = new Stack <string>();
dirs.Push(_rootPath);
while (dirs.Count > 0)
{
var currentDir = dirs.Pop();
string[] subDirs;
try
{
subDirs = Directory.GetDirectories(currentDir);
foreach (var subDir in subDirs)
{
var directoryInfo = new DirectoryInfo(subDir);
_dirsAndFiles.Add(directoryInfo);
var args = new ItemFoundEventArgs <DirectoryInfo>(directoryInfo);
DirectoryFound?.Invoke(this, args);
if (args.CancelRequested)
{
return;
}
dirs.Push(subDir);
}
}
catch (Exception e)
{
Console.WriteLine(e.Message);
continue;
}
string[] files;
try
{
files = Directory.GetFiles(currentDir);
foreach (var file in files)
{
var fileInfo = new FileInfo(file);
_dirsAndFiles.Add(fileInfo);
var args = new ItemFoundEventArgs <FileInfo>(fileInfo);
FileFound?.Invoke(this, args);
if (args.CancelRequested)
{
break;
}
}
}
catch (Exception e)
{
Console.WriteLine(e.Message);
continue;
}
}
Finished?.Invoke();
}
protected virtual void OnFileFound(string fileName)
{
FileFound?.Invoke(this, fileName);
}