jellyfin-server/MediaBrowser.Controller/Session/SessionInfo.cs
2017-07-12 14:54:46 -04:00

298 lines
8.4 KiB
C#

using MediaBrowser.Model.Dto;
using MediaBrowser.Model.Session;
using System;
using System.Collections.Generic;
using System.Linq;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Model.Logging;
using MediaBrowser.Model.Threading;
namespace MediaBrowser.Controller.Session
{
/// <summary>
/// Class SessionInfo
/// </summary>
public class SessionInfo : IDisposable
{
private ISessionManager _sessionManager;
private readonly ILogger _logger;
public SessionInfo(ISessionManager sessionManager, ILogger logger)
{
_sessionManager = sessionManager;
_logger = logger;
AdditionalUsers = new List<SessionUserInfo>();
PlayState = new PlayerStateInfo();
}
public PlayerStateInfo PlayState { get; set; }
public List<SessionUserInfo> AdditionalUsers { get; set; }
public ClientCapabilities Capabilities { get; set; }
/// <summary>
/// Gets or sets the remote end point.
/// </summary>
/// <value>The remote end point.</value>
public string RemoteEndPoint { get; set; }
/// <summary>
/// Gets or sets the playable media types.
/// </summary>
/// <value>The playable media types.</value>
public List<string> PlayableMediaTypes
{
get
{
if (Capabilities == null)
{
return new List<string>();
}
return Capabilities.PlayableMediaTypes;
}
}
/// <summary>
/// Gets or sets the id.
/// </summary>
/// <value>The id.</value>
public string Id { get; set; }
/// <summary>
/// Gets or sets the user id.
/// </summary>
/// <value>The user id.</value>
public Guid? UserId { get; set; }
/// <summary>
/// Gets or sets the username.
/// </summary>
/// <value>The username.</value>
public string UserName { get; set; }
/// <summary>
/// Gets or sets the type of the client.
/// </summary>
/// <value>The type of the client.</value>
public string Client { get; set; }
/// <summary>
/// Gets or sets the last activity date.
/// </summary>
/// <value>The last activity date.</value>
public DateTime LastActivityDate { get; set; }
/// <summary>
/// Gets or sets the last playback check in.
/// </summary>
/// <value>The last playback check in.</value>
public DateTime LastPlaybackCheckIn { get; set; }
/// <summary>
/// Gets or sets the name of the device.
/// </summary>
/// <value>The name of the device.</value>
public string DeviceName { get; set; }
/// <summary>
/// Gets or sets the name of the now viewing item.
/// </summary>
/// <value>The name of the now viewing item.</value>
public BaseItemDto NowViewingItem { get; set; }
/// <summary>
/// Gets or sets the now playing item.
/// </summary>
/// <value>The now playing item.</value>
public BaseItemDto NowPlayingItem { get; set; }
public BaseItem FullNowPlayingItem { get; set; }
/// <summary>
/// Gets or sets the device id.
/// </summary>
/// <value>The device id.</value>
public string DeviceId { get; set; }
/// <summary>
/// Gets or sets the application version.
/// </summary>
/// <value>The application version.</value>
public string ApplicationVersion { get; set; }
/// <summary>
/// Gets or sets the session controller.
/// </summary>
/// <value>The session controller.</value>
public ISessionController SessionController { get; set; }
/// <summary>
/// Gets or sets the application icon URL.
/// </summary>
/// <value>The application icon URL.</value>
public string AppIconUrl { get; set; }
/// <summary>
/// Gets or sets the supported commands.
/// </summary>
/// <value>The supported commands.</value>
public List<string> SupportedCommands
{
get
{
if (Capabilities == null)
{
return new List<string>();
}
return Capabilities.SupportedCommands;
}
}
public TranscodingInfo TranscodingInfo { get; set; }
/// <summary>
/// Gets a value indicating whether this instance is active.
/// </summary>
/// <value><c>true</c> if this instance is active; otherwise, <c>false</c>.</value>
public bool IsActive
{
get
{
if (SessionController != null)
{
return SessionController.IsSessionActive;
}
return (DateTime.UtcNow - LastActivityDate).TotalMinutes <= 10;
}
}
public bool SupportsMediaControl
{
get
{
if (Capabilities == null || !Capabilities.SupportsMediaControl)
{
return false;
}
if (SessionController != null)
{
return SessionController.SupportsMediaControl;
}
return false;
}
}
public bool ContainsUser(string userId)
{
return ContainsUser(new Guid(userId));
}
public bool ContainsUser(Guid userId)
{
return (UserId ?? Guid.Empty) == userId || AdditionalUsers.Any(i => userId == new Guid(i.UserId));
}
private readonly object _progressLock = new object();
private ITimer _progressTimer;
private PlaybackProgressInfo _lastProgressInfo;
public void StartAutomaticProgress(ITimerFactory timerFactory, PlaybackProgressInfo progressInfo)
{
if (_disposed)
{
return;
}
lock (_progressLock)
{
_lastProgressInfo = progressInfo;
if (_progressTimer == null)
{
_progressTimer = timerFactory.Create(OnProgressTimerCallback, null, 1000, 1000);
}
else
{
_progressTimer.Change(1000, 1000);
}
}
}
// 1 second
private const long ProgressIncrement = 10000000;
private async void OnProgressTimerCallback(object state)
{
if (_disposed)
{
return;
}
var progressInfo = _lastProgressInfo;
if (progressInfo == null)
{
return;
}
if (progressInfo.IsPaused)
{
return;
}
var positionTicks = progressInfo.PositionTicks ?? 0;
if (positionTicks < 0)
{
positionTicks = 0;
}
var newPositionTicks = positionTicks + ProgressIncrement;
var item = progressInfo.Item;
long? runtimeTicks = item == null ? null : item.RunTimeTicks;
// Don't report beyond the runtime
if (runtimeTicks.HasValue && newPositionTicks >= runtimeTicks.Value)
{
return;
}
progressInfo.PositionTicks = newPositionTicks;
try
{
await _sessionManager.OnPlaybackProgress(progressInfo, true).ConfigureAwait(false);
}
catch (Exception ex)
{
_logger.ErrorException("Error reporting playback progress", ex);
}
}
public void StopAutomaticProgress()
{
lock (_progressLock)
{
if (_progressTimer != null)
{
_progressTimer.Dispose();
_progressTimer = null;
}
_lastProgressInfo = null;
}
}
private bool _disposed = false;
public void Dispose()
{
_disposed = true;
StopAutomaticProgress();
_sessionManager = null;
}
}
}