private IEnumerator DownloadVideo()
{
downloading = true;
IncrementDownloadCount();
if (!updated)
{
yield return(new WaitUntil(() => updated));
}
VideoDownload download = videoQueue.Peek();
VideoData video = download.video;
// Plugin.logger.Debug($"Starting Download with {video.title}");
if (video.downloadState == DownloadState.Cancelled || download.downloadAttempts > MaxRetries)
{
// skip
videoQueue.Dequeue();
if (videoQueue.Count > 0)
{
// Plugin.logger.Debug($"Starting Next Download");
// Start next download
DownloadVideo();
}
else
{
// Plugin.logger.Debug($"Done Download");
// queue empty
downloading = false;
yield break;
}
}
Plugin.logger.Info("Downloading: " + video.title);
IEnumerator countdown = Countdown(download);
StopCoroutine(countdown);
video.downloadState = DownloadState.Downloading;
downloadProgress?.Invoke(video);
download.Update();
ydl = MakeYoutubeProcessAndReturnIt(video);
Plugin.logger.Info($"yt command: \"{ydl.StartInfo.FileName}\" {ydl.StartInfo.Arguments}");
ydl.Start();
// Hook up our output to console
ydl.BeginOutputReadLine();
ydl.BeginErrorReadLine();
int logCount = 0;
ydl.OutputDataReceived += (sender, e) =>
{
if (e.Data != null)
{
Regex rx = new Regex(@"(\d*).\d%+");
Match match = rx.Match(e.Data);
if (match.Success)
{
video.downloadProgress = Single.Parse(match.Value.Substring(0, match.Value.Length - 1)) / 100;
downloadProgress?.Invoke(video);
download.Update();
if (video.downloadState == DownloadState.Cancelled)
{
DownloadCancelled((Process)sender, video);
}
}
if (++logCount % 10 == 0 || video.downloadProgress > .95)
{
Plugin.logger.Info(e.Data);
}
}
};
ydl.ErrorDataReceived += (sender, e) =>
{
if (e.Data.Length < 3)
{
return;
}
Plugin.logger.Error(e.Data);
//TODO: check these errors are problems - re-download or skip file when an error occurs
//video.downloadState = DownloadState.Cancelled;
downloadProgress?.Invoke(video);
download.Update();
if (video.downloadState == DownloadState.Cancelled || e.Data.Contains("Unable to extract video data"))
{
DownloadCancelled((Process)sender, video);
}
};
ydl.Exited += (sender, e) =>
{
StopCoroutine(countdown);
if (video.downloadState == DownloadState.Cancelled)
{
Plugin.logger.Info("Cancelled");
VideoLoader.DeleteVideo(video);
}
else
{
// video.downloadState = DownloadState.Downloaded;
video.UpdateDownloadState();
VideoLoader.SaveVideoToDisk(video);
StartCoroutine(VerifyDownload(video));
}
videoQueue.Dequeue();
if (videoQueue.Count > 0)
{
// Start next download
// Plugin.logger.Debug("Starting Next Download");
DownloadVideo();
}
else
{
// queue empty
downloading = false;
}
try
{
ydl?.Dispose();
} catch { }
DecrementDownloadCount();
};
}
//Must Call using StartCoroutine
private IEnumerator DownloadVideo(VideoData video, bool logProgress = true)
{
Plugin.logger.Info($"Starting Download with {video.title}");
IncrementDownloadCount();
if (!updated)
{
yield return(new WaitUntil(() => updated));
}
//Plugin.logger.Debug("Update Finished");
if (video.downloadState == DownloadState.Cancelled)
{
// Plugin.logger.Debug("Download Cancelled");
yield return(null);
}
else
{
Plugin.logger.Info("Downloading: " + video.title);
video.downloadState = DownloadState.Downloading;
// Plugin.logger.Debug("Set State");
downloadProgress?.Invoke(video);
// Plugin.logger.Debug("Invoked");
Process localDownloader = MakeYoutubeProcessAndReturnIt(video);
Plugin.logger.Info(
$"yt command: \"{localDownloader.StartInfo.FileName}\" {localDownloader.StartInfo.Arguments}");
var countdown = Countdown(localDownloader, new TimeSpan(0, 1, 0));
// var outputCount = 0;
var timer = new Timer(250);
timer.Elapsed += (sender, args) => downloadProgress?.Invoke(video);
localDownloader.OutputDataReceived += (sender, e) =>
{
if (video.downloadState == DownloadState.Cancelled)
{
try
{
((Process)sender)?.Kill();
} catch { }
Plugin.logger.Info("Cancelled");
VideoLoader.DeleteVideo(video, false);
YouTubeDownloader.externalProcesses.Remove(sender as Process);
}
// if(++outputCount % 10 != 0) return;
ParseDownload(video, logProgress, e);
};
localDownloader.ErrorDataReceived += (sender, e) =>
{
if (e.Data.Length < 3)
{
return;
}
Plugin.logger.Error(e.Data);
//TODO: check these errors are problems - re-download or skip file when an error occurs
//video.downloadState = DownloadState.Cancelled;
downloadProgress?.Invoke(video);
if (video.downloadState == DownloadState.Cancelled ||
e.Data.Contains("Unable to extract video data"))
{
DownloadCancelled((Process)sender, video);
}
};
localDownloader.Exited += (sender, e) =>
{
timer.Stop();
timer.Close();
StopCoroutine(countdown);
DecrementDownloadCount();
if (video.downloadState == DownloadState.Cancelled)
{
Plugin.logger.Info("Cancelled");
VideoLoader.DeleteVideo(video, false);
}
else
{
video.downloadState = DownloadState.Downloaded;
VideoLoader.SaveVideoToDisk(video);
StartCoroutine(VerifyDownload(video));
Plugin.logger.Info(
$"Done Downloading {video.title} with {VideosDownloading} remaining downloads");
}
try
{
localDownloader?.Dispose();
} catch { }
YouTubeDownloader.externalProcesses.Remove(localDownloader);
// Don't load video since it will be loaded (or not) after VerifyDownload
};
timer.Start();
yield return(localDownloader.Start());
StartCoroutine(countdown);
// Plugin.logger.Debug("Started Downloaded For Realsies");
// Hook up our output to console
localDownloader.BeginOutputReadLine();
localDownloader.BeginErrorReadLine();
}
}