public MyWatcherManager()
{
Clients = new List <FtpClient>();
Watchers = new List <FileSystemWatcher>();
MyMd5 = new MyMd5();
Watchers = new List <FileSystemWatcher>();
foreach (var c in ConfigManager.Connections)
{
var w = new FileSystemWatcher(c.LocalDir);
w.NotifyFilter = (NotifyFilters.LastWrite | NotifyFilters.FileName | NotifyFilters.DirectoryName);
w.Changed += OnChanged;
w.Created += OnChanged;
w.Deleted += OnDeleted;
w.Renamed += OnRenamed;
w.EnableRaisingEvents = true;
w.IncludeSubdirectories = true;
Watchers.Add(w);
Clients.Add(new FtpClient(c.Host, c.LocalDir, c.User, c.Password));
}
SyncQueue = new SyncQueue(Clients);
Task.Run(() => { DoIndexing(); });
}
/// <summary>
/// Rename item handling
/// </summary>
private void OnRenamed(object source, RenamedEventArgs e)
{
// Check if file has allowed name
if (!FileHelper.IsAllowedFilename(e.Name))
{
return;
}
// Find if renamed from/to temporary file
var renamedFromTempFile = new FileInfo(e.OldFullPath).Attributes.HasFlag(FileAttributes.Temporary);
var renamedToTempFile = new FileInfo(e.FullPath).Attributes.HasFlag(FileAttributes.Temporary);
// Add to queue if not temporary file
if (!renamedFromTempFile || renamedToTempFile)
{
return;
}
var toSync = new SyncQueueItem
{
Name = e.Name,
OldName = e.OldName,
FullPath = e.FullPath,
OldFullPath = e.OldFullPath,
ChangeType = WatcherChangeTypes.Renamed,
Md5 = MyMd5.CalcMd5(e.FullPath),
SyncTo = ToSync.ToFtp
};
SyncQueue.Add(toSync, false);
//else
// AddToQueue(e, WatcherChangeTypes.Changed);
}
/// <summary>
/// Delete item handling
/// </summary>
private void OnDeleted(object source, FileSystemEventArgs e)
{
// Add to queue
SyncQueue.Add(new SyncQueueItem {
Name = e.Name, FullPath = e.FullPath, ChangeType = e.ChangeType
}, false);
}
/// <summary>
/// Change event handling
/// </summary>
private void OnChanged(object source, FileSystemEventArgs e)
{
// Check if there is file and directory else return
if ((!File.Exists(e.FullPath) && !Directory.Exists(e.FullPath)))
{
return;
}
// Check if file has allowed name
if (!FileHelper.IsAllowedFilename(e.Name))
{
return;
}
var retries = 0;
if (File.Exists(e.FullPath))
{
// avoid queuing the same file multiple times
while (true)
{
// Check if file is used
if (!FileHelper.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 ? WatcherChangeTypes.Changed : WatcherChangeTypes.Created;
var toSync = new SyncQueueItem
{
Name = e.Name,
FullPath = e.FullPath,
ChangeType = actionType,
Md5 = MyMd5.CalcMd5(e.FullPath),
SyncTo = ToSync.ToFtp
};
SyncQueue.Add(toSync, false);
}
/// <summary>
/// Takes all local files and puts them into queue as queue items
/// </summary>
public void DoIndexing()
{
foreach (var client in Clients)
{
// Local files
foreach (var c in ConfigManager.Connections)
{
var dirInfo = new DirectoryInfo(c.LocalDir);
var localFiles = dirInfo.GetFiles("*.*");
var items = localFiles.Select(f => new SyncQueueItem
{
Name = f.Name,
FullPath = f.FullName,
AddedOn = DateTime.Now,
Md5 = new MyMd5().CalcMd5(f.FullName)
}).ToList();
SyncQueue.SyncTo(items, client);
}
}
}