You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
126 lines
3.8 KiB
126 lines
3.8 KiB
using MediaBrowser.Model.Logging;
|
|
using ServiceStack.Web;
|
|
using System;
|
|
using System.Collections.Generic;
|
|
using System.Globalization;
|
|
using System.IO;
|
|
|
|
namespace MediaBrowser.Server.Implementations.HttpServer
|
|
{
|
|
/// <summary>
|
|
/// Class StreamWriter
|
|
/// </summary>
|
|
public class StreamWriter : IStreamWriter, IHasOptions
|
|
{
|
|
private ILogger Logger { get; set; }
|
|
|
|
private static readonly CultureInfo UsCulture = new CultureInfo("en-US");
|
|
|
|
/// <summary>
|
|
/// Gets or sets the source stream.
|
|
/// </summary>
|
|
/// <value>The source stream.</value>
|
|
private Stream SourceStream { get; set; }
|
|
|
|
/// <summary>
|
|
/// The _options
|
|
/// </summary>
|
|
private readonly IDictionary<string, string> _options = new Dictionary<string, string>();
|
|
/// <summary>
|
|
/// Gets the options.
|
|
/// </summary>
|
|
/// <value>The options.</value>
|
|
public IDictionary<string, string> Options
|
|
{
|
|
get { return _options; }
|
|
}
|
|
|
|
public bool Throttle { get; set; }
|
|
public long ThrottleLimit { get; set; }
|
|
public long MinThrottlePosition;
|
|
public Func<long, long, long> ThrottleCallback { get; set; }
|
|
public Action OnComplete { get; set; }
|
|
|
|
/// <summary>
|
|
/// Initializes a new instance of the <see cref="StreamWriter" /> class.
|
|
/// </summary>
|
|
/// <param name="source">The source.</param>
|
|
/// <param name="contentType">Type of the content.</param>
|
|
/// <param name="logger">The logger.</param>
|
|
public StreamWriter(Stream source, string contentType, ILogger logger)
|
|
{
|
|
if (string.IsNullOrEmpty(contentType))
|
|
{
|
|
throw new ArgumentNullException("contentType");
|
|
}
|
|
|
|
SourceStream = source;
|
|
Logger = logger;
|
|
|
|
Options["Content-Type"] = contentType;
|
|
|
|
if (source.CanSeek)
|
|
{
|
|
Options["Content-Length"] = source.Length.ToString(UsCulture);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Initializes a new instance of the <see cref="StreamWriter"/> class.
|
|
/// </summary>
|
|
/// <param name="source">The source.</param>
|
|
/// <param name="contentType">Type of the content.</param>
|
|
/// <param name="logger">The logger.</param>
|
|
public StreamWriter(byte[] source, string contentType, ILogger logger)
|
|
: this(new MemoryStream(source), contentType, logger)
|
|
{
|
|
}
|
|
|
|
/// <summary>
|
|
/// Writes to.
|
|
/// </summary>
|
|
/// <param name="responseStream">The response stream.</param>
|
|
public void WriteTo(Stream responseStream)
|
|
{
|
|
if (Throttle)
|
|
{
|
|
responseStream = new ThrottledStream(responseStream, ThrottleLimit)
|
|
{
|
|
MinThrottlePosition = MinThrottlePosition,
|
|
ThrottleCallback = ThrottleCallback
|
|
};
|
|
}
|
|
WriteToInternal(responseStream);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Writes to async.
|
|
/// </summary>
|
|
/// <param name="responseStream">The response stream.</param>
|
|
/// <returns>Task.</returns>
|
|
private void WriteToInternal(Stream responseStream)
|
|
{
|
|
try
|
|
{
|
|
using (var src = SourceStream)
|
|
{
|
|
src.CopyTo(responseStream);
|
|
}
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
Logger.ErrorException("Error streaming data", ex);
|
|
|
|
throw;
|
|
}
|
|
finally
|
|
{
|
|
if (OnComplete != null)
|
|
{
|
|
OnComplete();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|