jellyfin/Emby.Server.Implementations/Session/HttpSessionController.cs
2017-12-01 12:03:40 -05:00

219 lines
7.0 KiB
C#

using MediaBrowser.Common.Net;
using MediaBrowser.Controller.Session;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.Serialization;
using MediaBrowser.Model.Session;
using MediaBrowser.Model.System;
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Net;
using System.Threading;
using System.Threading.Tasks;
namespace Emby.Server.Implementations.Session
{
public class HttpSessionController : ISessionController
{
private readonly IHttpClient _httpClient;
private readonly IJsonSerializer _json;
private readonly ISessionManager _sessionManager;
public SessionInfo Session { get; private set; }
private readonly string _postUrl;
public HttpSessionController(IHttpClient httpClient,
IJsonSerializer json,
SessionInfo session,
string postUrl, ISessionManager sessionManager)
{
_httpClient = httpClient;
_json = json;
Session = session;
_postUrl = postUrl;
_sessionManager = sessionManager;
}
public void OnActivity()
{
}
private string PostUrl
{
get
{
return string.Format("http://{0}{1}", Session.RemoteEndPoint, _postUrl);
}
}
public bool IsSessionActive
{
get
{
return (DateTime.UtcNow - Session.LastActivityDate).TotalMinutes <= 10;
}
}
public bool SupportsMediaControl
{
get { return true; }
}
private Task SendMessage(string name, CancellationToken cancellationToken)
{
return SendMessage(name, new Dictionary<string, string>(), cancellationToken);
}
private async Task SendMessage(string name,
Dictionary<string, string> args,
CancellationToken cancellationToken)
{
var url = PostUrl + "/" + name + ToQueryString(args);
using ((await _httpClient.Post(new HttpRequestOptions
{
Url = url,
CancellationToken = cancellationToken,
BufferContent = false
}).ConfigureAwait(false)))
{
}
}
public Task SendSessionEndedNotification(SessionInfoDto sessionInfo, CancellationToken cancellationToken)
{
return Task.FromResult(true);
}
public Task SendPlaybackStartNotification(SessionInfoDto sessionInfo, CancellationToken cancellationToken)
{
return Task.FromResult(true);
}
public Task SendPlaybackStoppedNotification(SessionInfoDto sessionInfo, CancellationToken cancellationToken)
{
return Task.FromResult(true);
}
public Task SendPlayCommand(PlayRequest command, CancellationToken cancellationToken)
{
var dict = new Dictionary<string, string>();
dict["ItemIds"] = string.Join(",", command.ItemIds);
if (command.StartPositionTicks.HasValue)
{
dict["StartPositionTicks"] = command.StartPositionTicks.Value.ToString(CultureInfo.InvariantCulture);
}
if (command.AudioStreamIndex.HasValue)
{
dict["AudioStreamIndex"] = command.AudioStreamIndex.Value.ToString(CultureInfo.InvariantCulture);
}
if (command.SubtitleStreamIndex.HasValue)
{
dict["SubtitleStreamIndex"] = command.SubtitleStreamIndex.Value.ToString(CultureInfo.InvariantCulture);
}
if (command.StartIndex.HasValue)
{
dict["StartIndex"] = command.StartIndex.Value.ToString(CultureInfo.InvariantCulture);
}
if (!string.IsNullOrWhiteSpace(command.MediaSourceId))
{
dict["MediaSourceId"] = command.MediaSourceId;
}
return SendMessage(command.PlayCommand.ToString(), dict, cancellationToken);
}
public Task SendPlaystateCommand(PlaystateRequest command, CancellationToken cancellationToken)
{
var args = new Dictionary<string, string>();
if (command.Command == PlaystateCommand.Seek)
{
if (!command.SeekPositionTicks.HasValue)
{
throw new ArgumentException("SeekPositionTicks cannot be null");
}
args["SeekPositionTicks"] = command.SeekPositionTicks.Value.ToString(CultureInfo.InvariantCulture);
}
return SendMessage(command.Command.ToString(), args, cancellationToken);
}
public Task SendLibraryUpdateInfo(LibraryUpdateInfo info, CancellationToken cancellationToken)
{
return SendMessage("LibraryChanged", info, cancellationToken);
}
public Task SendRestartRequiredNotification(CancellationToken cancellationToken)
{
return SendMessage("RestartRequired", cancellationToken);
}
public Task SendUserDataChangeInfo(UserDataChangeInfo info, CancellationToken cancellationToken)
{
return Task.FromResult(true);
}
public Task SendServerShutdownNotification(CancellationToken cancellationToken)
{
return SendMessage("ServerShuttingDown", cancellationToken);
}
public Task SendServerRestartNotification(CancellationToken cancellationToken)
{
return SendMessage("ServerRestarting", cancellationToken);
}
public Task SendGeneralCommand(GeneralCommand command, CancellationToken cancellationToken)
{
return SendMessage(command.Name, command.Arguments, cancellationToken);
}
public Task SendMessage<T>(string name, T data, CancellationToken cancellationToken)
{
return Task.FromResult(true);
//var url = PostUrl + "/" + name;
//var options = new HttpRequestOptions
//{
// Url = url,
// CancellationToken = cancellationToken,
// BufferContent = false
//};
//options.RequestContent = _json.SerializeToString(data);
//options.RequestContentType = "application/json";
//return _httpClient.Post(new HttpRequestOptions
//{
// Url = url,
// CancellationToken = cancellationToken,
// BufferContent = false
//});
}
private string ToQueryString(Dictionary<string, string> nvc)
{
var array = (from item in nvc
select string.Format("{0}={1}", WebUtility.UrlEncode(item.Key), WebUtility.UrlEncode(item.Value)))
.ToArray();
var args = string.Join("&", array);
if (string.IsNullOrEmpty(args))
{
return args;
}
return "?" + args;
}
}
}