/// <summary>
/// Get a full list of files/folders inside the specified path
/// </summary>
/// <param name="cpath">path to folder to list inside</param>
/// <param name="skipIgnored">if true, ignored items are not returned</param>
public virtual async Task <IEnumerable <ClientItem> > ListRecursive(string cpath, bool skipIgnored = true)
{
var list = await List(cpath, skipIgnored);
if (ListingFailed)
{
return(default(IEnumerable <ClientItem>));
}
if (skipIgnored)
{
list = list.Where(x => !Controller.ItemSkipped(x));
}
var subItems = list.Where(x => x.Type == ClientItemType.File).ToList();
foreach (var d in list.Where(x => x.Type == ClientItemType.Folder))
{
subItems.Add(d);
foreach (var f in await ListRecursiveInside(d, skipIgnored))
{
subItems.Add(f);
}
}
return(subItems);
}
/// <summary>
/// Raised when a file or folder is changed
/// </summary>
private async void OnChanged(object source, FileSystemEventArgs e)
{
if (isRecentlyRaised(e.FullPath))
{
return;
}
if (_controller.ItemSkipped(e.FullPath) || (!File.Exists(e.FullPath) && !Directory.Exists(e.FullPath)))
{
return;
}
var retries = 0;
if (File.Exists(e.FullPath))
{
// avoid queuing the same file multiple times
while (true)
{
if (!Common.FileIsUsed(e.FullPath))
{
break;
}
// Exit after 5 retries
if (retries > 5)
{
return;
}
// Sleep for a 10th of a second, then check again
Thread.Sleep(100);
retries++;
}
}
// Add to queue
var actionType = e.ChangeType == WatcherChangeTypes.Changed ? ChangeAction.changed : ChangeAction.created;
await AddToQueue(e, actionType);
}
/// <summary>
/// Check a local folder and all of its subitems for changes
/// </summary>
private async Task CheckLocalFolder(SyncQueueItem folder)
{
if (_controller.ItemSkipped(folder.Item) && folder.CommonPath != ".")
{
return;
}
var cp = (folder.Item.FullPath == _controller.Paths.Local) ? "." : folder.CommonPath;
var cpExists = cp == "." || _controller.Client.Exists(cp);
if (!cpExists)
{
folder.AddedOn = DateTime.Now;
base.Add(folder);
}
var remoteFilesList = cpExists
? (await _controller.Client.ListRecursive(cp)).Select(x => x.FullPath).ToList()
: new List <string>();
remoteFilesList = remoteFilesList.ConvertAll(x => _controller.GetCommonPath(x, false));
if (_controller.Client.ListingFailed)
{
folder.Status = StatusType.Failure;
folder.CompletedOn = DateTime.Now;
_completedList.Add(folder, StatusType.Failure);
await _controller.Client.Reconnect();
return;
}
var di = new DirectoryInfo(folder.LocalPath);
foreach (var d in di.GetDirectories("*", SearchOption.AllDirectories))
{
var cpath = _controller.GetCommonPath(d.FullName, true);
if (remoteFilesList.Contains(cpath))
{
continue;
}
if (_controller.ItemSkipped(d))
{
continue;
}
base.Add(new SyncQueueItem(_controller)
{
Item = new ClientItem(d)
{
FullPath = d.FullName
},
ActionType = ChangeAction.changed,
Status = StatusType.Waiting,
SyncTo = SyncTo.Remote
});
}
foreach (var f in di.GetFiles("*", SearchOption.AllDirectories))
{
if (_controller.ItemSkipped(f))
{
continue;
}
var sqi = new SyncQueueItem(_controller)
{
Item = new ClientItem(f),
ActionType = ChangeAction.changed,
Status = StatusType.Waiting,
SyncTo = SyncTo.Remote
};
var cpath = sqi.CommonPath;
if (!_controller.FileLog.Contains(cpath) && remoteFilesList.Contains(cpath))
{
// untracked file, exists both locally and on server.
var areIdentical = await _controller.Client.FilesAreIdentical(cpath, f.FullName);
if (areIdentical)
{
_controller.FileLog.PutFile(sqi);
continue;
}
}
else if (remoteFilesList.Contains(cpath) && _controller.FileLog.GetLocal(cpath) == f.LastWriteTime)
{
// tracked file, local file unmodified.
continue;
}
// local file should be uploaded.
base.Add(sqi);
}
}
