2020-09-24 17:04:21 -04:00
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using System;
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using System.Collections.Generic;
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using System.Globalization;
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using System.Linq;
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using System.Threading;
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using System.Threading.Tasks;
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using Jellyfin.Data.Entities;
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using Jellyfin.Data.Enums;
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using MediaBrowser.Controller.Entities;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Controller.Session;
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using MediaBrowser.Controller.SyncPlay;
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using MediaBrowser.Model.SyncPlay;
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using Microsoft.Extensions.Logging;
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namespace Emby.Server.Implementations.SyncPlay
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{
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/// <summary>
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/// Class SyncPlayGroupController.
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/// </summary>
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/// <remarks>
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/// Class is not thread-safe, external locking is required when accessing methods.
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/// </remarks>
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public class SyncPlayGroupController : ISyncPlayGroupController, ISyncPlayStateContext
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{
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/// <summary>
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/// Gets the default ping value used for sessions.
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/// </summary>
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public long DefaultPing { get; } = 500;
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/// <summary>
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/// The logger.
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/// </summary>
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private readonly ILogger _logger;
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/// <summary>
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/// The user manager.
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/// </summary>
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private readonly IUserManager _userManager;
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/// <summary>
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/// The session manager.
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/// </summary>
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private readonly ISessionManager _sessionManager;
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/// <summary>
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/// The library manager.
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/// </summary>
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private readonly ILibraryManager _libraryManager;
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/// <summary>
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/// The SyncPlay manager.
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/// </summary>
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private readonly ISyncPlayManager _syncPlayManager;
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/// <summary>
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/// Internal group state.
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/// </summary>
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/// <value>The group's state.</value>
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private ISyncPlayState State;
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/// <summary>
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/// Gets the group identifier.
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/// </summary>
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/// <value>The group identifier.</value>
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public Guid GroupId { get; } = Guid.NewGuid();
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/// <summary>
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/// Gets the group name.
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/// </summary>
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/// <value>The group name.</value>
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public string GroupName { get; private set; }
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/// <summary>
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/// Gets the group identifier.
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/// </summary>
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/// <value>The group identifier.</value>
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public PlayQueueManager PlayQueue { get; } = new PlayQueueManager();
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/// <summary>
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/// Gets or sets the runtime ticks of current playing item.
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/// </summary>
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/// <value>The runtime ticks of current playing item.</value>
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public long RunTimeTicks { get; private set; }
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/// <summary>
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/// Gets or sets the position ticks.
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/// </summary>
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/// <value>The position ticks.</value>
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public long PositionTicks { get; set; }
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/// <summary>
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/// Gets or sets the last activity.
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/// </summary>
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/// <value>The last activity.</value>
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public DateTime LastActivity { get; set; }
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/// <summary>
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/// Gets the participants.
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/// </summary>
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/// <value>The participants, or members of the group.</value>
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public Dictionary<string, GroupMember> Participants { get; } =
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new Dictionary<string, GroupMember>(StringComparer.OrdinalIgnoreCase);
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/// <summary>
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/// Initializes a new instance of the <see cref="SyncPlayGroupController" /> class.
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/// </summary>
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/// <param name="logger">The logger.</param>
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/// <param name="userManager">The user manager.</param>
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/// <param name="sessionManager">The session manager.</param>
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/// <param name="libraryManager">The library manager.</param>
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/// <param name="syncPlayManager">The SyncPlay manager.</param>
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public SyncPlayGroupController(
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ILogger logger,
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IUserManager userManager,
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ISessionManager sessionManager,
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ILibraryManager libraryManager,
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ISyncPlayManager syncPlayManager)
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{
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_logger = logger;
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_userManager = userManager;
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_sessionManager = sessionManager;
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_libraryManager = libraryManager;
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_syncPlayManager = syncPlayManager;
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State = new IdleGroupState(_logger);
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}
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/// <summary>
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/// Checks if a session is in this group.
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/// </summary>
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/// <param name="sessionId">The session id to check.</param>
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/// <returns><c>true</c> if the session is in this group; <c>false</c> otherwise.</returns>
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private bool ContainsSession(string sessionId)
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{
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return Participants.ContainsKey(sessionId);
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}
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/// <summary>
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/// Adds the session to the group.
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/// </summary>
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/// <param name="session">The session.</param>
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private void AddSession(SessionInfo session)
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{
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Participants.TryAdd(
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session.Id,
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new GroupMember
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{
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Session = session,
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Ping = DefaultPing,
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IsBuffering = false
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});
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}
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/// <summary>
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/// Removes the session from the group.
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/// </summary>
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/// <param name="session">The session.</param>
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private void RemoveSession(SessionInfo session)
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{
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Participants.Remove(session.Id);
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}
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/// <summary>
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/// Filters sessions of this group.
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/// </summary>
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/// <param name="from">The current session.</param>
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/// <param name="type">The filtering type.</param>
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/// <returns>The array of sessions matching the filter.</returns>
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private SessionInfo[] FilterSessions(SessionInfo from, SyncPlayBroadcastType type)
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{
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switch (type)
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{
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case SyncPlayBroadcastType.CurrentSession:
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return new SessionInfo[] { from };
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case SyncPlayBroadcastType.AllGroup:
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return Participants.Values.Select(
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session => session.Session).ToArray();
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case SyncPlayBroadcastType.AllExceptCurrentSession:
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return Participants.Values.Select(
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session => session.Session).Where(
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session => !session.Id.Equals(from.Id)).ToArray();
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case SyncPlayBroadcastType.AllReady:
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return Participants.Values.Where(
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session => !session.IsBuffering).Select(
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session => session.Session).ToArray();
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default:
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return Array.Empty<SessionInfo>();
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}
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}
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private bool HasAccessToItem(User user, BaseItem item)
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{
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var collections = _libraryManager.GetCollectionFolders(item)
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.Select(folder => folder.Id.ToString("N", CultureInfo.InvariantCulture));
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return collections.Intersect(user.GetPreference(PreferenceKind.EnabledFolders)).Any();
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}
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private bool HasAccessToQueue(User user, Guid[] queue)
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{
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if (queue == null || queue.Length == 0)
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{
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return true;
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}
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var items = queue.ToList()
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.Select(item => _libraryManager.GetItemById(item));
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2020-10-21 09:46:50 -04:00
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// Find the highest rating value, which becomes the required minimum for the user.
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2020-09-24 17:04:21 -04:00
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var MinParentalRatingAccessRequired = items
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.Select(item => item.InheritedParentalRatingValue)
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.Min();
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2020-10-21 09:46:50 -04:00
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// Check ParentalRating access, user must have the minimum required access level.
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2020-09-24 17:04:21 -04:00
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var hasParentalRatingAccess = !user.MaxParentalAgeRating.HasValue
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|| MinParentalRatingAccessRequired <= user.MaxParentalAgeRating;
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2020-10-21 09:46:50 -04:00
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// Check that user has access to all required folders.
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2020-09-24 17:04:21 -04:00
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if (!user.HasPermission(PermissionKind.EnableAllFolders) && hasParentalRatingAccess)
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{
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2020-10-21 09:46:50 -04:00
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// Get list of items that are not accessible.
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2020-09-24 17:04:21 -04:00
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var blockedItems = items.Where(item => !HasAccessToItem(user, item));
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2020-10-21 09:46:50 -04:00
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// We need the user to be able to access all items.
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2020-09-24 17:04:21 -04:00
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return !blockedItems.Any();
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}
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return hasParentalRatingAccess;
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}
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private bool AllUsersHaveAccessToQueue(Guid[] queue)
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{
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if (queue == null || queue.Length == 0)
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{
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return true;
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}
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2020-10-21 09:46:50 -04:00
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// Get list of users.
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2020-09-24 17:04:21 -04:00
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var users = Participants.Values
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.Select(participant => _userManager.GetUserById(participant.Session.UserId));
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2020-10-21 09:46:50 -04:00
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// Find problematic users.
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2020-09-24 17:04:21 -04:00
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var usersWithNoAccess = users.Where(user => !HasAccessToQueue(user, queue));
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2020-10-21 09:46:50 -04:00
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// All users must be able to access the queue.
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2020-09-24 17:04:21 -04:00
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return !usersWithNoAccess.Any();
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}
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/// <inheritdoc />
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public bool IsGroupEmpty() => Participants.Count == 0;
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/// <inheritdoc />
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public void CreateGroup(SessionInfo session, NewGroupRequest request, CancellationToken cancellationToken)
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{
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GroupName = request.GroupName;
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AddSession(session);
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_syncPlayManager.AddSessionToGroup(session, this);
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var sessionIsPlayingAnItem = session.FullNowPlayingItem != null;
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RestartCurrentItem();
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if (sessionIsPlayingAnItem)
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{
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var playlist = session.NowPlayingQueue.Select(item => item.Id).ToArray();
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PlayQueue.SetPlaylist(playlist);
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PlayQueue.SetPlayingItemById(session.FullNowPlayingItem.Id);
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RunTimeTicks = session.FullNowPlayingItem.RunTimeTicks ?? 0;
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PositionTicks = session.PlayState.PositionTicks ?? 0;
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2020-10-21 09:46:50 -04:00
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// Mantain playstate.
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2020-09-24 17:04:21 -04:00
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var waitingState = new WaitingGroupState(_logger);
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waitingState.ResumePlaying = !session.PlayState.IsPaused;
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SetState(waitingState);
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}
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var updateSession = NewSyncPlayGroupUpdate(GroupUpdateType.GroupJoined, GetInfo());
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SendGroupUpdate(session, SyncPlayBroadcastType.CurrentSession, updateSession, cancellationToken);
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State.SessionJoined(this, State.GetGroupState(), session, cancellationToken);
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_logger.LogInformation("InitGroup: {0} created group {1}.", session.Id.ToString(), GroupId.ToString());
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}
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/// <inheritdoc />
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public void SessionJoin(SessionInfo session, JoinGroupRequest request, CancellationToken cancellationToken)
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{
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AddSession(session);
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_syncPlayManager.AddSessionToGroup(session, this);
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var updateSession = NewSyncPlayGroupUpdate(GroupUpdateType.GroupJoined, GetInfo());
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SendGroupUpdate(session, SyncPlayBroadcastType.CurrentSession, updateSession, cancellationToken);
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var updateOthers = NewSyncPlayGroupUpdate(GroupUpdateType.UserJoined, session.UserName);
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SendGroupUpdate(session, SyncPlayBroadcastType.AllExceptCurrentSession, updateOthers, cancellationToken);
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State.SessionJoined(this, State.GetGroupState(), session, cancellationToken);
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_logger.LogInformation("SessionJoin: {0} joined group {1}.", session.Id.ToString(), GroupId.ToString());
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}
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/// <inheritdoc />
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public void SessionRestore(SessionInfo session, JoinGroupRequest request, CancellationToken cancellationToken)
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{
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var updateSession = NewSyncPlayGroupUpdate(GroupUpdateType.GroupJoined, GetInfo());
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SendGroupUpdate(session, SyncPlayBroadcastType.CurrentSession, updateSession, cancellationToken);
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var updateOthers = NewSyncPlayGroupUpdate(GroupUpdateType.UserJoined, session.UserName);
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SendGroupUpdate(session, SyncPlayBroadcastType.AllExceptCurrentSession, updateOthers, cancellationToken);
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State.SessionJoined(this, State.GetGroupState(), session, cancellationToken);
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_logger.LogInformation("SessionRestore: {0} re-joined group {1}.", session.Id.ToString(), GroupId.ToString());
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}
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/// <inheritdoc />
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public void SessionLeave(SessionInfo session, CancellationToken cancellationToken)
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{
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State.SessionLeaving(this, State.GetGroupState(), session, cancellationToken);
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RemoveSession(session);
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_syncPlayManager.RemoveSessionFromGroup(session, this);
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var updateSession = NewSyncPlayGroupUpdate(GroupUpdateType.GroupLeft, GroupId.ToString());
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SendGroupUpdate(session, SyncPlayBroadcastType.CurrentSession, updateSession, cancellationToken);
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var updateOthers = NewSyncPlayGroupUpdate(GroupUpdateType.UserLeft, session.UserName);
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SendGroupUpdate(session, SyncPlayBroadcastType.AllExceptCurrentSession, updateOthers, cancellationToken);
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_logger.LogInformation("SessionLeave: {0} left group {1}.", session.Id.ToString(), GroupId.ToString());
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}
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/// <inheritdoc />
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public void HandleRequest(SessionInfo session, IPlaybackGroupRequest request, CancellationToken cancellationToken)
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{
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// The server's job is to maintain a consistent state for clients to reference
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// and notify clients of state changes. The actual syncing of media playback
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// happens client side. Clients are aware of the server's time and use it to sync.
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_logger.LogInformation("HandleRequest: {0} requested {1}, group {2} in {3} state.",
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session.Id.ToString(), request.GetRequestType(), GroupId.ToString(), State.GetGroupState());
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request.Apply(this, State, session, cancellationToken);
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}
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/// <inheritdoc />
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public GroupInfoDto GetInfo()
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{
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return new GroupInfoDto()
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{
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GroupId = GroupId.ToString(),
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GroupName = GroupName,
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State = State.GetGroupState(),
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Participants = Participants.Values.Select(session => session.Session.UserName).Distinct().ToList(),
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LastUpdatedAt = DateToUTCString(DateTime.UtcNow)
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};
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}
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/// <inheritdoc />
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public bool HasAccessToPlayQueue(User user)
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{
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var items = PlayQueue.GetPlaylist().Select(item => item.ItemId).ToArray();
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return HasAccessToQueue(user, items);
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}
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/// <inheritdoc />
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public void SetIgnoreGroupWait(SessionInfo session, bool ignoreGroupWait)
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{
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if (!ContainsSession(session.Id))
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{
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|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
Participants[session.Id].IgnoreGroupWait = ignoreGroupWait;
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <inheritdoc />
|
|
|
|
public void SetState(ISyncPlayState state)
|
|
|
|
{
|
|
|
|
_logger.LogInformation("SetState: {0} switching from {1} to {2}.", GroupId.ToString(), State.GetGroupState(), state.GetGroupState());
|
|
|
|
this.State = state;
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <inheritdoc />
|
|
|
|
public Task SendGroupUpdate<T>(SessionInfo from, SyncPlayBroadcastType type, GroupUpdate<T> message, CancellationToken cancellationToken)
|
|
|
|
{
|
|
|
|
IEnumerable<Task> GetTasks()
|
|
|
|
{
|
|
|
|
foreach (var session in FilterSessions(from, type))
|
|
|
|
{
|
|
|
|
yield return _sessionManager.SendSyncPlayGroupUpdate(session, message, cancellationToken);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return Task.WhenAll(GetTasks());
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <inheritdoc />
|
|
|
|
public Task SendCommand(SessionInfo from, SyncPlayBroadcastType type, SendCommand message, CancellationToken cancellationToken)
|
|
|
|
{
|
|
|
|
IEnumerable<Task> GetTasks()
|
|
|
|
{
|
|
|
|
foreach (var session in FilterSessions(from, type))
|
|
|
|
{
|
|
|
|
yield return _sessionManager.SendSyncPlayCommand(session, message, cancellationToken);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return Task.WhenAll(GetTasks());
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <inheritdoc />
|
|
|
|
public SendCommand NewSyncPlayCommand(SendCommandType type)
|
|
|
|
{
|
|
|
|
return new SendCommand()
|
|
|
|
{
|
|
|
|
GroupId = GroupId.ToString(),
|
|
|
|
PlaylistItemId = PlayQueue.GetPlayingItemPlaylistId(),
|
|
|
|
PositionTicks = PositionTicks,
|
|
|
|
Command = type,
|
|
|
|
When = DateToUTCString(LastActivity),
|
|
|
|
EmittedAt = DateToUTCString(DateTime.UtcNow)
|
|
|
|
};
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <inheritdoc />
|
|
|
|
public GroupUpdate<T> NewSyncPlayGroupUpdate<T>(GroupUpdateType type, T data)
|
|
|
|
{
|
|
|
|
return new GroupUpdate<T>()
|
|
|
|
{
|
|
|
|
GroupId = GroupId.ToString(),
|
|
|
|
Type = type,
|
|
|
|
Data = data
|
|
|
|
};
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <inheritdoc />
|
|
|
|
public string DateToUTCString(DateTime dateTime)
|
|
|
|
{
|
|
|
|
return dateTime.ToUniversalTime().ToString("o");
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <inheritdoc />
|
|
|
|
public long SanitizePositionTicks(long? positionTicks)
|
|
|
|
{
|
|
|
|
var ticks = positionTicks ?? 0;
|
|
|
|
ticks = ticks >= 0 ? ticks : 0;
|
|
|
|
ticks = ticks > RunTimeTicks ? RunTimeTicks : ticks;
|
|
|
|
return ticks;
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <inheritdoc />
|
|
|
|
public void UpdatePing(SessionInfo session, long ping)
|
|
|
|
{
|
|
|
|
if (Participants.TryGetValue(session.Id, out GroupMember value))
|
|
|
|
{
|
|
|
|
value.Ping = ping;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <inheritdoc />
|
|
|
|
public long GetHighestPing()
|
|
|
|
{
|
|
|
|
long max = long.MinValue;
|
|
|
|
foreach (var session in Participants.Values)
|
|
|
|
{
|
|
|
|
max = Math.Max(max, session.Ping);
|
|
|
|
}
|
|
|
|
|
|
|
|
return max;
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <inheritdoc />
|
|
|
|
public void SetBuffering(SessionInfo session, bool isBuffering)
|
|
|
|
{
|
|
|
|
if (Participants.TryGetValue(session.Id, out GroupMember value))
|
|
|
|
{
|
|
|
|
value.IsBuffering = isBuffering;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <inheritdoc />
|
|
|
|
public void SetAllBuffering(bool isBuffering)
|
|
|
|
{
|
|
|
|
foreach (var session in Participants.Values)
|
|
|
|
{
|
|
|
|
session.IsBuffering = isBuffering;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <inheritdoc />
|
|
|
|
public bool IsBuffering()
|
|
|
|
{
|
|
|
|
foreach (var session in Participants.Values)
|
|
|
|
{
|
|
|
|
if (session.IsBuffering && !session.IgnoreGroupWait)
|
|
|
|
{
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <inheritdoc />
|
|
|
|
public bool SetPlayQueue(Guid[] playQueue, int playingItemPosition, long startPositionTicks)
|
|
|
|
{
|
2020-10-21 09:46:50 -04:00
|
|
|
// Ignore on empty queue or invalid item position.
|
2020-09-24 17:04:21 -04:00
|
|
|
if (playQueue.Length < 1 || playingItemPosition >= playQueue.Length || playingItemPosition < 0)
|
|
|
|
{
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
2020-10-21 09:46:50 -04:00
|
|
|
// Check is participants can access the new playing queue.
|
2020-09-24 17:04:21 -04:00
|
|
|
if (!AllUsersHaveAccessToQueue(playQueue))
|
|
|
|
{
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
PlayQueue.SetPlaylist(playQueue);
|
|
|
|
PlayQueue.SetPlayingItemByIndex(playingItemPosition);
|
|
|
|
var item = _libraryManager.GetItemById(PlayQueue.GetPlayingItemId());
|
|
|
|
RunTimeTicks = item.RunTimeTicks ?? 0;
|
|
|
|
PositionTicks = startPositionTicks;
|
|
|
|
LastActivity = DateTime.UtcNow;
|
|
|
|
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <inheritdoc />
|
|
|
|
public bool SetPlayingItem(string playlistItemId)
|
|
|
|
{
|
|
|
|
var itemFound = PlayQueue.SetPlayingItemByPlaylistId(playlistItemId);
|
|
|
|
|
|
|
|
if (itemFound)
|
|
|
|
{
|
|
|
|
var item = _libraryManager.GetItemById(PlayQueue.GetPlayingItemId());
|
|
|
|
RunTimeTicks = item.RunTimeTicks ?? 0;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
RunTimeTicks = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
RestartCurrentItem();
|
|
|
|
|
|
|
|
return itemFound;
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <inheritdoc />
|
|
|
|
public bool RemoveFromPlayQueue(string[] playlistItemIds)
|
|
|
|
{
|
|
|
|
var playingItemRemoved = PlayQueue.RemoveFromPlaylist(playlistItemIds);
|
|
|
|
if (playingItemRemoved)
|
|
|
|
{
|
|
|
|
var itemId = PlayQueue.GetPlayingItemId();
|
|
|
|
if (!itemId.Equals(Guid.Empty))
|
|
|
|
{
|
|
|
|
var item = _libraryManager.GetItemById(itemId);
|
|
|
|
RunTimeTicks = item.RunTimeTicks ?? 0;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
RunTimeTicks = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
RestartCurrentItem();
|
|
|
|
}
|
|
|
|
|
|
|
|
return playingItemRemoved;
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <inheritdoc />
|
|
|
|
public bool MoveItemInPlayQueue(string playlistItemId, int newIndex)
|
|
|
|
{
|
|
|
|
return PlayQueue.MovePlaylistItem(playlistItemId, newIndex);
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <inheritdoc />
|
|
|
|
public bool AddToPlayQueue(Guid[] newItems, string mode)
|
|
|
|
{
|
2020-10-21 09:46:50 -04:00
|
|
|
// Ignore on empty list.
|
2020-09-24 17:04:21 -04:00
|
|
|
if (newItems.Length < 1)
|
|
|
|
{
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
2020-10-21 09:46:50 -04:00
|
|
|
// Check is participants can access the new playing queue.
|
2020-09-24 17:04:21 -04:00
|
|
|
if (!AllUsersHaveAccessToQueue(newItems))
|
|
|
|
{
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (mode.Equals("next"))
|
|
|
|
{
|
|
|
|
PlayQueue.QueueNext(newItems);
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
PlayQueue.Queue(newItems);
|
|
|
|
}
|
|
|
|
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <inheritdoc />
|
|
|
|
public void RestartCurrentItem()
|
|
|
|
{
|
|
|
|
PositionTicks = 0;
|
|
|
|
LastActivity = DateTime.UtcNow;
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <inheritdoc />
|
|
|
|
public bool NextItemInQueue()
|
|
|
|
{
|
|
|
|
var update = PlayQueue.Next();
|
|
|
|
if (update)
|
|
|
|
{
|
|
|
|
var item = _libraryManager.GetItemById(PlayQueue.GetPlayingItemId());
|
|
|
|
RunTimeTicks = item.RunTimeTicks ?? 0;
|
|
|
|
RestartCurrentItem();
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <inheritdoc />
|
|
|
|
public bool PreviousItemInQueue()
|
|
|
|
{
|
|
|
|
var update = PlayQueue.Previous();
|
|
|
|
if (update)
|
|
|
|
{
|
|
|
|
var item = _libraryManager.GetItemById(PlayQueue.GetPlayingItemId());
|
|
|
|
RunTimeTicks = item.RunTimeTicks ?? 0;
|
|
|
|
RestartCurrentItem();
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <inheritdoc />
|
|
|
|
public void SetRepeatMode(string mode) {
|
|
|
|
PlayQueue.SetRepeatMode(mode);
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <inheritdoc />
|
|
|
|
public void SetShuffleMode(string mode) {
|
|
|
|
PlayQueue.SetShuffleMode(mode);
|
|
|
|
}
|
|
|
|
|
|
|
|
/// <inheritdoc />
|
|
|
|
public PlayQueueUpdate GetPlayQueueUpdate(PlayQueueUpdateReason reason)
|
|
|
|
{
|
|
|
|
var startPositionTicks = PositionTicks;
|
|
|
|
|
|
|
|
if (State.GetGroupState().Equals(GroupState.Playing))
|
|
|
|
{
|
|
|
|
var currentTime = DateTime.UtcNow;
|
|
|
|
var elapsedTime = currentTime - LastActivity;
|
2020-10-21 09:46:50 -04:00
|
|
|
// Event may happen during the delay added to account for latency.
|
2020-09-24 17:04:21 -04:00
|
|
|
startPositionTicks += elapsedTime.Ticks > 0 ? elapsedTime.Ticks : 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
return new PlayQueueUpdate()
|
|
|
|
{
|
|
|
|
Reason = reason,
|
|
|
|
LastUpdate = DateToUTCString(PlayQueue.LastChange),
|
|
|
|
Playlist = PlayQueue.GetPlaylist(),
|
|
|
|
PlayingItemIndex = PlayQueue.PlayingItemIndex,
|
|
|
|
StartPositionTicks = startPositionTicks,
|
|
|
|
ShuffleMode = PlayQueue.ShuffleMode,
|
|
|
|
RepeatMode = PlayQueue.RepeatMode
|
|
|
|
};
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
}
|