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jellyfin/MediaBrowser.Controller/Session/SessionInfo.cs

402 lines
12 KiB

#nullable disable
#pragma warning disable CS1591
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.Json.Serialization;
using System.Threading;
using System.Threading.Tasks;
using Jellyfin.Data.Enums;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Model.Dto;
using MediaBrowser.Model.Session;
using Microsoft.Extensions.Logging;
namespace MediaBrowser.Controller.Session
{
/// <summary>
/// Class SessionInfo.
/// </summary>
public sealed class SessionInfo : IAsyncDisposable
{
// 1 second
private const long ProgressIncrement = 10000000;
private readonly ISessionManager _sessionManager;
private readonly ILogger _logger;
private readonly object _progressLock = new object();
private Timer _progressTimer;
private PlaybackProgressInfo _lastProgressInfo;
private bool _disposed = false;
public SessionInfo(ISessionManager sessionManager, ILogger logger)
{
_sessionManager = sessionManager;
_logger = logger;
AdditionalUsers = Array.Empty<SessionUserInfo>();
PlayState = new PlayerStateInfo();
SessionControllers = Array.Empty<ISessionController>();
NowPlayingQueue = Array.Empty<QueueItem>();
NowPlayingQueueFullItems = Array.Empty<BaseItemDto>();
}
public PlayerStateInfo PlayState { get; set; }
public 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 the playable media types.
/// </summary>
/// <value>The playable media types.</value>
public IReadOnlyList<MediaType> PlayableMediaTypes
{
get
{
if (Capabilities is null)
{
return Array.Empty<MediaType>();
}
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 last paused date.
/// </summary>
/// <value>The last paused date.</value>
public DateTime? LastPausedDate { 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 type of the device.
/// </summary>
/// <value>The type of the device.</value>
public string DeviceType { 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; }
public BaseItemDto NowViewingItem { 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>
[JsonIgnore]
public ISessionController[] SessionControllers { get; set; }
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
{
var controllers = SessionControllers;
foreach (var controller in controllers)
{
if (controller.IsSessionActive)
{
return true;
}
}
if (controllers.Length > 0)
{
return false;
}
return true;
}
}
public bool SupportsMediaControl
{
get
{
if (Capabilities is null || !Capabilities.SupportsMediaControl)
{
return false;
}
var controllers = SessionControllers;
foreach (var controller in controllers)
{
if (controller.SupportsMediaControl)
{
return true;
}
}
return false;
}
}
public bool SupportsRemoteControl
{
get
{
if (Capabilities is null || !Capabilities.SupportsMediaControl)
{
return false;
}
var controllers = SessionControllers;
foreach (var controller in controllers)
{
if (controller.SupportsMediaControl)
{
return true;
}
}
return false;
}
}
public IReadOnlyList<QueueItem> NowPlayingQueue { get; set; }
public IReadOnlyList<BaseItemDto> NowPlayingQueueFullItems { get; set; }
public bool HasCustomDeviceName { get; set; }
public string PlaylistItemId { get; set; }
public string ServerId { get; set; }
public string UserPrimaryImageTag { get; set; }
/// <summary>
/// Gets the supported commands.
/// </summary>
/// <value>The supported commands.</value>
public IReadOnlyList<GeneralCommandType> SupportedCommands
=> Capabilities is null ? Array.Empty<GeneralCommandType>() : Capabilities.SupportedCommands;
public Tuple<ISessionController, bool> EnsureController<T>(Func<SessionInfo, ISessionController> factory)
{
var controllers = SessionControllers.ToList();
foreach (var controller in controllers)
{
if (controller is T)
{
return new Tuple<ISessionController, bool>(controller, false);
}
}
var newController = factory(this);
_logger.LogDebug("Creating new {0}", newController.GetType().Name);
controllers.Add(newController);
SessionControllers = controllers.ToArray();
return new Tuple<ISessionController, bool>(newController, true);
}
public void AddController(ISessionController controller)
{
var controllers = SessionControllers.ToList();
controllers.Add(controller);
SessionControllers = controllers.ToArray();
}
public bool ContainsUser(Guid userId)
{
if (UserId.Equals(userId))
{
return true;
}
foreach (var additionalUser in AdditionalUsers)
{
if (additionalUser.UserId.Equals(userId))
{
return true;
}
}
return false;
}
public void StartAutomaticProgress(PlaybackProgressInfo progressInfo)
{
if (_disposed)
{
return;
}
lock (_progressLock)
{
_lastProgressInfo = progressInfo;
if (_progressTimer is null)
{
_progressTimer = new Timer(OnProgressTimerCallback, null, 1000, 1000);
}
else
{
_progressTimer.Change(1000, 1000);
}
}
}
private async void OnProgressTimerCallback(object state)
{
if (_disposed)
{
return;
}
var progressInfo = _lastProgressInfo;
if (progressInfo is 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?.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.LogError(ex, "Error reporting playback progress");
}
}
public void StopAutomaticProgress()
{
lock (_progressLock)
{
if (_progressTimer is not null)
{
_progressTimer.Dispose();
_progressTimer = null;
}
_lastProgressInfo = null;
}
}
public async ValueTask DisposeAsync()
{
_disposed = true;
StopAutomaticProgress();
var controllers = SessionControllers.ToList();
SessionControllers = Array.Empty<ISessionController>();
foreach (var controller in controllers)
{
if (controller is IAsyncDisposable disposableAsync)
{
_logger.LogDebug("Disposing session controller asynchronously {TypeName}", disposableAsync.GetType().Name);
await disposableAsync.DisposeAsync().ConfigureAwait(false);
}
else if (controller is IDisposable disposable)
{
_logger.LogDebug("Disposing session controller synchronously {TypeName}", disposable.GetType().Name);
disposable.Dispose();
}
}
}
}
}