/// <summary>
/// Calculates the bandwidth.
/// </summary>
/// <param name='transmittedBytes'>
/// Transmitted bytes.
/// </param>
private void CalculateBandwidth(int transmittedBytes)
{
this.bytesTransmittedSinceLastSecond += transmittedBytes;
TimeSpan diff = DateTime.Now - this.start;
long? pos;
long? length = null;
try {
pos = Stream.Position;
if (pos > this.transmissionEvent.Status.Length)
{
length = this.Stream.Length;
}
} catch (NotSupportedException) {
pos = null;
}
if (diff.Seconds >= 1)
{
long?result = TransmissionProgressEventArgs.CalcBitsPerSecond(this.start, DateTime.Now, this.bytesTransmittedSinceLastSecond);
this.transmissionEvent.ReportProgress(new TransmissionProgressEventArgs {
ActualPosition = pos, BitsPerSecond = result, Length = length
});
this.bytesTransmittedSinceLastSecond = 0;
this.start = this.start + diff;
this.blockingDetectionTimer.Stop();
this.blockingDetectionTimer.Start();
}
else
{
this.transmissionEvent.ReportProgress(new TransmissionProgressEventArgs {
ActualPosition = pos, Length = length
});
}
}
/// <summary>
/// Initializes a new instance of the <see cref="CmisSync.Lib.Streams.ProgressStream"/> class.
/// The given transmission event will be used to report the progress
/// </summary>
/// <param name='stream'>
/// Stream which progress should be monitored.
/// </param>
/// <param name='e'>
/// Transmission event where the progress should be reported to.
/// </param>
public ProgressStream(Stream stream, FileTransmissionEvent e) : base(stream)
{
if (e == null)
{
throw new ArgumentNullException("The event, where to publish the prgress cannot be null");
}
try {
e.Status.Length = stream.Length;
} catch (NotSupportedException) {
e.Status.Length = null;
}
this.transmissionEvent = e;
this.blockingDetectionTimer = new Timer(2000);
this.blockingDetectionTimer.Elapsed += delegate(object sender, ElapsedEventArgs args)
{
var transmissionArgs = new TransmissionProgressEventArgs
{
BitsPerSecond = (long)(this.bytesTransmittedSinceLastSecond / this.blockingDetectionTimer.Interval)
};
this.transmissionEvent.ReportProgress(transmissionArgs);
this.bytesTransmittedSinceLastSecond = 0;
};
}
private void TransmissionEvent(object sender, TransmissionProgressEventArgs status)
{
lock (disposeLock)
{
if (disposed)
{
return;
}
TimeSpan diff = DateTime.Now - updateTime;
if (diff.Seconds < updateInterval)
{
return;
}
updateTime = DateTime.Now;
ParentControl.BeginInvoke((Action) delegate()
{
lock (disposeLock)
{
if (disposed)
{
return;
}
Text = TransmissionStatus(status);
}
});
}
}
public void CalculationOfBitsPerSecondFailsOnIllegalDifference()
{
DateTime start = DateTime.Now;
DateTime end = start.AddSeconds(1);
Assert.Throws <ArgumentException>(() => TransmissionProgressEventArgs.CalcBitsPerSecond(end, start, 100));
}
private void TransmissionEvent(object sender, TransmissionProgressEventArgs e)
{
lock (disposeLock) {
if (disposed)
{
return;
}
TimeSpan diff = DateTime.Now - updateTime;
if (diff.Seconds < updateInterval)
{
return;
}
if (run)
{
return;
}
run = true;
updateTime = DateTime.Now;
string title = TransmissionStatus(e);
BeginInvokeOnMainThread(delegate
{
lock (disposeLock) {
if (!disposed)
{
Title = title;
}
}
});
run = false;
}
}
private void UpdateFileStatus(FileTransmissionEvent transmission, TransmissionProgressEventArgs e)
{
if (e == null)
{
e = transmission.Status;
}
string filePath = transmission.CachePath;
if (filePath == null || !File.Exists(filePath))
{
filePath = transmission.Path;
}
if (!File.Exists(filePath))
{
Logger.Debug(String.Format("None exist {0} for file status update", filePath));
return;
}
if ((e.Aborted == true || e.Completed == true || e.FailedException != null))
{
Notifications.FileSystemProgress.RemoveFileProgress(filePath);
}
else
{
double percent = transmission.Status.Percent.GetValueOrDefault() / 100;
if (percent < 1)
{
Notifications.FileSystemProgress.SetFileProgress(filePath, percent);
}
else
{
Notifications.FileSystemProgress.RemoveFileProgress(filePath);
}
}
}
private void UpdateFileStatus(FileTransmissionEvent transmission, TransmissionProgressEventArgs e)
{
if (e == null)
{
e = transmission.Status;
}
string filePath = transmission.CachePath;
if (filePath == null || !File.Exists(filePath))
{
filePath = transmission.Path;
}
if (!File.Exists(filePath))
{
Logger.Error(String.Format("None exist {0} for file status update", filePath));
return;
}
string extendAttrKey = "com.apple.progress.fractionCompleted";
if ((e.Aborted == true || e.Completed == true || e.FailedException != null))
{
Syscall.removexattr(filePath, extendAttrKey);
try {
NSFileAttributes attr = NSFileManager.DefaultManager.GetAttributes(filePath);
attr.CreationDate = (new FileInfo(filePath)).CreationTime;
NSFileManager.DefaultManager.SetAttributes(attr, filePath);
} catch (Exception ex) {
Logger.Error(String.Format("Exception to set {0} creation time for file status update: {1}", filePath, ex));
}
}
else
{
double percent = transmission.Status.Percent.GetValueOrDefault() / 100;
if (percent < 1)
{
Syscall.setxattr(filePath, extendAttrKey, Encoding.ASCII.GetBytes(percent.ToString()));
try {
NSFileAttributes attr = NSFileManager.DefaultManager.GetAttributes(filePath);
attr.CreationDate = new DateTime(1984, 1, 24, 8, 0, 0, DateTimeKind.Utc);
NSFileManager.DefaultManager.SetAttributes(attr, filePath);
} catch (Exception ex) {
Logger.Error(String.Format("Exception to set {0} creation time for file status update: {1}", filePath, ex));
}
}
else
{
Syscall.removexattr(filePath, extendAttrKey);
try {
NSFileAttributes attr = NSFileManager.DefaultManager.GetAttributes(filePath);
attr.CreationDate = (new FileInfo(filePath)).CreationTime;
NSFileManager.DefaultManager.SetAttributes(attr, filePath);
} catch (Exception ex) {
Logger.Error(String.Format("Exception to set {0} creation time for file status update: {1}", filePath, ex));
}
}
}
}
public void CalculateBitsPerSecondWithOneMilisecondDifference()
{
DateTime start = DateTime.Now;
DateTime end = start.AddMilliseconds(1);
long? bitsPerSecond = TransmissionProgressEventArgs.CalcBitsPerSecond(start, end, 1);
Assert.AreEqual(8000, bitsPerSecond);
}
/// <summary>
/// Close this instance and calculates the bandwidth of the last second.
/// </summary>
public override void Close()
{
long?result = TransmissionProgressEventArgs.CalcBitsPerSecond(this.start, DateTime.Now.AddMilliseconds(1), this.bytesTransmittedSinceLastSecond);
this.transmissionEvent.ReportProgress(new TransmissionProgressEventArgs()
{
BitsPerSecond = result
});
base.Close();
}
public void CalcBitsPerSecondWithOneSecondDifference()
{
DateTime start = DateTime.Now;
DateTime end = start.AddSeconds(1);
long? bitsPerSecond = TransmissionProgressEventArgs.CalcBitsPerSecond(start, end, 1);
Assert.AreEqual(8, bitsPerSecond);
bitsPerSecond = TransmissionProgressEventArgs.CalcBitsPerSecond(start, start, 100);
Assert.Null(bitsPerSecond);
bitsPerSecond = TransmissionProgressEventArgs.CalcBitsPerSecond(start, end, 100);
Assert.AreEqual(8 * 100, bitsPerSecond);
}
private void TransmissionReport(object sender, TransmissionProgressEventArgs e)
{
using (var a = new NSAutoreleasePool()) {
FileTransmissionEvent transmission = sender as FileTransmissionEvent;
if (transmission == null)
{
return;
}
lock (transmissionLock) {
if ((e.Aborted == true || e.Completed == true || e.FailedException != null))
{
transmission.TransmissionStatus -= TransmissionReport;
transmissionFiles.Remove(transmission.Path);
}
else
{
TimeSpan diff = NSDate.Now - transmissionFiles [transmission.Path];
if (diff.Seconds < notificationInterval)
{
return;
}
transmissionFiles [transmission.Path] = NSDate.Now;
}
// UpdateFileStatus (transmission, e);
}
notificationCenter.BeginInvokeOnMainThread(delegate
{
lock (transmissionLock) {
NSUserNotification[] notifications = notificationCenter.DeliveredNotifications;
foreach (NSUserNotification notification in notifications)
{
if (!IsNotificationTransmission(notification))
{
continue;
}
bool pathCorrect = notification.InformativeText == transmission.Path;
bool isCompleted = transmission.Status.Completed == true;
bool isAlreadyStarted = startedTransmissions.Contains(transmission.Path);
if (pathCorrect && (!isAlreadyStarted || isCompleted))
{
notificationCenter.RemoveDeliveredNotification(notification);
notification.DeliveryDate = NSDate.Now;
notification.Subtitle = TransmissionStatus(transmission);
notificationCenter.DeliverNotification(notification);
return;
}
}
}
});
}
}
/// <summary>
/// If a transmission is reported as finished/aborted/failed, the transmission is removed from the collection
/// </summary>
/// <param name='sender'>
/// The transmission event.
/// </param>
/// <param name='e'>
/// The progress parameters of the transmission.
/// </param>
private void TransmissionFinished(object sender, TransmissionProgressEventArgs e)
{
if (e.Aborted == true || e.Completed == true || e.FailedException != null)
{
lock (this.collectionLock)
{
FileTransmissionEvent transmission = sender as FileTransmissionEvent;
if (transmission != null && this.activeTransmissions.Contains(transmission))
{
this.activeTransmissions.Remove(transmission);
transmission.TransmissionStatus -= this.TransmissionFinished;
Logger.Debug("Transmission removed");
}
}
}
}
private string TransmissionStatus(TransmissionProgressEventArgs e)
{
double?percent = e.Percent;
long? bitsPerSecond = e.BitsPerSecond;
if (percent != null && bitsPerSecond != null)
{
return(String.Format("{0} ({1} {2})",
System.IO.Path.GetFileName(transmissionEvent.Path),
CmisSync.Lib.Utils.FormatPercent((double)percent),
CmisSync.Lib.Utils.FormatBandwidth((long)bitsPerSecond)));
}
else
{
return(System.IO.Path.GetFileName(transmissionEvent.Path));
}
}
private string TransmissionStatus(TransmissionProgressEventArgs status)
{
double percent = (status.Percent != null) ? (double)status.Percent : 0;
long? bitsPerSecond = status.BitsPerSecond;
if (bitsPerSecond != null)
{
return(String.Format("{0} ({1} {2})",
System.IO.Path.GetFileName(Path),
CmisSync.Lib.Utils.FormatPercent(percent),
CmisSync.Lib.Utils.FormatBandwidth((long)bitsPerSecond)));
}
else
{
return(String.Format("{0} ({1})",
System.IO.Path.GetFileName(Path),
CmisSync.Lib.Utils.FormatPercent(percent)));
}
}
public void PercentTest()
{
string filename = "test.txt";
FileTransmissionEvent transmission = new FileTransmissionEvent(FileTransmissionType.DOWNLOAD_NEW_FILE, filename);
double?percent = null;
transmission.TransmissionStatus += delegate(object sender, TransmissionProgressEventArgs e)
{
percent = e.Percent;
};
transmission.ReportProgress(new TransmissionProgressEventArgs {
});
Assert.Null(percent);
this.expectedArgs = new TransmissionProgressEventArgs
{
Length = 100,
ActualPosition = 0
};
transmission.ReportProgress(this.expectedArgs);
Assert.AreEqual(0, percent);
transmission.ReportProgress(new TransmissionProgressEventArgs()
{
ActualPosition = 10
});
Assert.AreEqual(10, percent);
transmission.ReportProgress(new TransmissionProgressEventArgs()
{
ActualPosition = 100
});
Assert.AreEqual(100, percent);
transmission.ReportProgress(new TransmissionProgressEventArgs()
{
Length = 1000
});
Assert.AreEqual(10, percent);
transmission.ReportProgress(new TransmissionProgressEventArgs()
{
ActualPosition = 1000, Length = 2000
});
Assert.AreEqual(50, percent);
}
private void AssertThatProgressFitsMinimumLimits(TransmissionProgressEventArgs args, long minLength, double minPercent, long minPos)
{
// Console.WriteLine(e.ToString());
if (args.Length != null)
{
Assert.GreaterOrEqual(args.Length, minLength);
Assert.LessOrEqual(args.Length, this.localContent.Length);
}
if (args.Percent != null)
{
Assert.GreaterOrEqual(args.Percent, minPercent);
Assert.LessOrEqual(args.Percent, 100);
}
if (args.ActualPosition != null)
{
Assert.GreaterOrEqual(args.ActualPosition, minPos);
Assert.LessOrEqual(args.ActualPosition, this.localContent.Length);
}
}
public void ReportProgressTest()
{
string filename = "test.txt";
FileTransmissionEvent transmission = new FileTransmissionEvent(FileTransmissionType.DOWNLOAD_NEW_FILE, filename);
transmission.TransmissionStatus += this.TransmissionEventHandler;
this.expectedArgs = new TransmissionProgressEventArgs()
{
Length = 0,
ActualPosition = 0,
BitsPerSecond = 0
};
transmission.ReportProgress(this.expectedArgs);
this.expectedArgs.BitsPerSecond = 1024;
transmission.ReportProgress(this.expectedArgs);
this.expectedArgs.Completed = false;
transmission.ReportProgress(this.expectedArgs);
this.expectedArgs.Length = 1024;
transmission.ReportProgress(this.expectedArgs);
TransmissionProgressEventArgs otherArgs = new TransmissionProgressEventArgs()
{
Length = this.expectedArgs.Length,
ActualPosition = this.expectedArgs.ActualPosition,
BitsPerSecond = this.expectedArgs.BitsPerSecond,
Completed = this.expectedArgs.Completed
};
transmission.ReportProgress(otherArgs);
TransmissionProgressEventArgs nullArgs = new TransmissionProgressEventArgs()
{
Length = null,
ActualPosition = null,
BitsPerSecond = null,
Completed = null
};
transmission.ReportProgress(nullArgs);
}
public void TestInit()
{
this.expectedArgs = null;
}
private void TransmissionEventHandler(object sender, TransmissionProgressEventArgs e)
{
Assert.AreEqual(this.expectedArgs, e, "The reported transmission events doesn't fit to the expected ones");
Assert.AreEqual(this.expectedArgs.BitsPerSecond, e.BitsPerSecond);
}
