jellyfin/MediaBrowser.Server.Implementations/Session/HttpSessionController.cs

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using MediaBrowser.Common.Net;
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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;
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using System.Globalization;
using System.Linq;
using System.Net;
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using System.Threading;
using System.Threading.Tasks;
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namespace MediaBrowser.Server.Implementations.Session
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{
public class HttpSessionController : ISessionController, IDisposable
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{
private readonly IHttpClient _httpClient;
private readonly IJsonSerializer _json;
private readonly ISessionManager _sessionManager;
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public SessionInfo Session { get; private set; }
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private readonly string _postUrl;
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public HttpSessionController(IHttpClient httpClient,
IJsonSerializer json,
SessionInfo session,
string postUrl, ISessionManager sessionManager)
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{
_httpClient = httpClient;
_json = json;
Session = session;
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_postUrl = postUrl;
_sessionManager = sessionManager;
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}
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public void OnActivity()
{
}
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private string PostUrl
{
get
{
return string.Format("http://{0}{1}", Session.RemoteEndPoint, _postUrl);
}
}
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public bool IsSessionActive
{
get
{
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return (DateTime.UtcNow - Session.LastActivityDate).TotalMinutes <= 10;
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}
}
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public bool SupportsMediaControl
{
get { return true; }
}
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private Task SendMessage(string name, CancellationToken cancellationToken)
{
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return SendMessage(name, new Dictionary<string, string>(), cancellationToken);
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}
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private async Task SendMessage(string name,
Dictionary<string, string> args,
CancellationToken cancellationToken)
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{
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var url = PostUrl + "/" + name + ToQueryString(args);
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await _httpClient.Post(new HttpRequestOptions
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{
Url = url,
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CancellationToken = cancellationToken,
BufferContent = false
}).ConfigureAwait(false);
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}
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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);
}
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public Task SendPlayCommand(PlayRequest command, CancellationToken cancellationToken)
{
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var dict = new Dictionary<string, string>();
dict["ItemIds"] = string.Join(",", command.ItemIds);
if (command.StartPositionTicks.HasValue)
{
dict["StartPositionTicks"] = command.StartPositionTicks.Value.ToString(CultureInfo.InvariantCulture);
}
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return SendMessage(command.PlayCommand.ToString(), dict, cancellationToken);
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}
public Task SendPlaystateCommand(PlaystateRequest command, CancellationToken cancellationToken)
{
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var args = new Dictionary<string, string>();
if (command.Command == PlaystateCommand.Seek)
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{
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if (!command.SeekPositionTicks.HasValue)
{
throw new ArgumentException("SeekPositionTicks cannot be null");
}
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args["SeekPositionTicks"] = command.SeekPositionTicks.Value.ToString(CultureInfo.InvariantCulture);
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}
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return SendMessage(command.Command.ToString(), args, cancellationToken);
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}
public Task SendLibraryUpdateInfo(LibraryUpdateInfo info, CancellationToken cancellationToken)
{
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return Task.FromResult(true);
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}
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public Task SendRestartRequiredNotification(SystemInfo info, CancellationToken cancellationToken)
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{
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return SendMessage("RestartRequired", cancellationToken);
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}
public Task SendUserDataChangeInfo(UserDataChangeInfo info, CancellationToken cancellationToken)
{
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return Task.FromResult(true);
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}
public Task SendServerShutdownNotification(CancellationToken cancellationToken)
{
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return SendMessage("ServerShuttingDown", cancellationToken);
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}
public Task SendServerRestartNotification(CancellationToken cancellationToken)
{
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return SendMessage("ServerRestarting", cancellationToken);
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}
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public Task SendGeneralCommand(GeneralCommand command, CancellationToken cancellationToken)
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{
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return SendMessage(command.Name, command.Arguments, cancellationToken);
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}
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public Task SendMessage<T>(string name, T data, CancellationToken cancellationToken)
{
// Not supported or needed right now
return Task.FromResult(true);
}
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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();
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var args = string.Join("&", array);
if (string.IsNullOrEmpty(args))
{
return args;
}
return "?" + args;
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}
public void Dispose()
{
}
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}
}