private void SetupMime(IReportContext context)
{
if (string.IsNullOrWhiteSpace(MimeType))
{
MimeType = "text/html";
}
if ((MimeType.Contains("text") || MimeType.Contains("json")) && !MimeType.Contains("charset"))
{
MimeType += "; charset=utf-8";
}
context.SetHeader("Content-Type", MimeType);
}
async Task <bool> OpenConnection()
{
Uri url = null;
try
{
Debug.WriteLine($"Opening Connection {TrackId}");
State = DownloadState.Downloading;
cancelSource.Token.ThrowIfCancellationRequested();
if (DownloadStream != null && DownloadStream.CanRead)
{
return(true);
}
if (response != null && response.IsSuccessStatusCode)
{
return(true);
}
Debug.WriteLine($"Requesting Playback Url {TrackId}");
url = Uri ?? await MusicManager.Shared.GeTrackPlaybackUri(TrackId);
if (url == null)
{
NotificationManager.Shared.ProcFailedDownload(SongId);
return(false);
}
var request = new HttpRequestMessage(HttpMethod.Get, url);
if (Stream.WritePosition > 0)
{
request.Headers.Range = new RangeHeaderValue(Stream.WritePosition, Stream.FinalLength);
}
var time = TimeSpan.FromSeconds(30);
var cancelationSource = new CancellationTokenSource();
var respTask = client.SendAsync(request, HttpCompletionOption.ResponseHeadersRead, cancelationSource.Token);
if (await Task.WhenAny(respTask, Task.Delay(time)) != respTask)
{
throw new TimeoutException();
}
response = respTask.Result;
if (response.StatusCode == System.Net.HttpStatusCode.NotFound)
{
NotificationManager.Shared.ProcFailedToDownloadTrack(TrackId);
return(false);
}
response.EnsureSuccessStatusCode();
if (Stream.FinalLength == 0)
{
Stream.FinalLength = response?.Content?.Headers?.ContentLength ?? 0;
}
if (Stream.FinalLength == 0)
{
IEnumerable <string> estimated = null;
if (response?.Content?.Headers.TryGetValues("x-estimated-content-length", out estimated) == true)
{
Stream.EstimatedLength = long.Parse(estimated.First());
}
}
if (string.IsNullOrWhiteSpace(MimeType))
{
MimeType = response?.Content?.Headers?.ContentType?.MediaType;
if (string.IsNullOrEmpty(MimeType) || MimeType.Contains("octet"))
{
MimeType = "audio/mpeg";
}
}
DownloadStream = await response.Content.ReadAsStreamAsync();
return(true);
}
catch (OperationCanceledException ex)
{
Debug.WriteLine(ex);
}
catch (Exception ex)
{
if (url != null)
{
ex.Data["Url"] = url.AbsoluteUri;
}
if (!(ex is TimeoutException))
{
LogManager.Shared.Report(ex);
}
else
{
Console.WriteLine(ex);
}
}
return(false);
}
