Merge remote-tracking branch 'upstream/api-migration' into api-playlist

73 files changed, 977 insertions, 851 deletions

diff --git a/MediaBrowser.Controller/Authentication/AuthenticationException.cs b/MediaBrowser.Controller/Authentication/AuthenticationException.cs
index 62eca3ea9..081f877f7 100644
--- a/MediaBrowser.Controller/Authentication/AuthenticationException.cs
+++ b/MediaBrowser.Controller/Authentication/AuthenticationException.cs
@@ -7,23 +7,29 @@ namespace MediaBrowser.Controller.Authentication
     /// </summary>
     public class AuthenticationException : Exception
     {
-        /// <inheritdoc />
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AuthenticationException"/> class.
+        /// </summary>
         public AuthenticationException() : base()
         {
-
         }
 
-        /// <inheritdoc />
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AuthenticationException"/> class.
+        /// </summary>
+        /// <param name="message">The message that describes the error.</param>
         public AuthenticationException(string message) : base(message)
         {
-
         }
 
-        /// <inheritdoc />
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AuthenticationException"/> class.
+        /// </summary>
+        /// <param name="message">The message that describes the error.</param>
+        /// <param name="innerException">The exception that is the cause of the current exception, or a null reference if no inner exception is specified.</param>
         public AuthenticationException(string message, Exception innerException)
             : base(message, innerException)
         {
-
         }
     }
 }
diff --git a/MediaBrowser.Controller/Authentication/IAuthenticationProvider.cs b/MediaBrowser.Controller/Authentication/IAuthenticationProvider.cs
index f5571065f..c0324a384 100644
--- a/MediaBrowser.Controller/Authentication/IAuthenticationProvider.cs
+++ b/MediaBrowser.Controller/Authentication/IAuthenticationProvider.cs
@@ -1,5 +1,5 @@
 using System.Threading.Tasks;
-using MediaBrowser.Controller.Entities;
+using Jellyfin.Data.Entities;
 using MediaBrowser.Model.Users;
 
 namespace MediaBrowser.Controller.Authentication
diff --git a/MediaBrowser.Controller/Authentication/IPasswordResetProvider.cs b/MediaBrowser.Controller/Authentication/IPasswordResetProvider.cs
index 2639960e7..d9b814f69 100644
--- a/MediaBrowser.Controller/Authentication/IPasswordResetProvider.cs
+++ b/MediaBrowser.Controller/Authentication/IPasswordResetProvider.cs
@@ -1,6 +1,6 @@
 using System;
 using System.Threading.Tasks;
-using MediaBrowser.Controller.Entities;
+using Jellyfin.Data.Entities;
 using MediaBrowser.Model.Users;
 
 namespace MediaBrowser.Controller.Authentication
diff --git a/MediaBrowser.Controller/Channels/Channel.cs b/MediaBrowser.Controller/Channels/Channel.cs
index cdf2ca69e..dbb047804 100644
--- a/MediaBrowser.Controller/Channels/Channel.cs
+++ b/MediaBrowser.Controller/Channels/Channel.cs
@@ -3,6 +3,8 @@ using System.Globalization;
 using System.Linq;
 using System.Text.Json.Serialization;
 using System.Threading;
+using Jellyfin.Data.Entities;
+using Jellyfin.Data.Enums;
 using MediaBrowser.Common.Progress;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Model.Querying;
@@ -13,16 +15,18 @@ namespace MediaBrowser.Controller.Channels
     {
         public override bool IsVisible(User user)
         {
-            if (user.Policy.BlockedChannels != null)
+            if (user.GetPreference(PreferenceKind.BlockedChannels) != null)
             {
-                if (user.Policy.BlockedChannels.Contains(Id.ToString("N", CultureInfo.InvariantCulture), StringComparer.OrdinalIgnoreCase))
+                if (user.GetPreference(PreferenceKind.BlockedChannels).Contains(Id.ToString("N", CultureInfo.InvariantCulture), StringComparer.OrdinalIgnoreCase))
                 {
                     return false;
                 }
             }
             else
             {
-                if (!user.Policy.EnableAllChannels && !user.Policy.EnabledChannels.Contains(Id.ToString("N", CultureInfo.InvariantCulture), StringComparer.OrdinalIgnoreCase))
+                if (!user.HasPermission(PermissionKind.EnableAllChannels)
+                    && !user.GetPreference(PreferenceKind.EnabledChannels)
+                        .Contains(Id.ToString("N", CultureInfo.InvariantCulture), StringComparer.OrdinalIgnoreCase))
                 {
                     return false;
                 }
diff --git a/MediaBrowser.Controller/Collections/ICollectionManager.cs b/MediaBrowser.Controller/Collections/ICollectionManager.cs
index cfe8493d3..701423c0f 100644
--- a/MediaBrowser.Controller/Collections/ICollectionManager.cs
+++ b/MediaBrowser.Controller/Collections/ICollectionManager.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using Jellyfin.Data.Entities;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Entities.Movies;
 
diff --git a/MediaBrowser.Controller/Devices/CameraImageUploadInfo.cs b/MediaBrowser.Controller/Devices/CameraImageUploadInfo.cs
deleted file mode 100644
index 89d0be58f..000000000
--- a/MediaBrowser.Controller/Devices/CameraImageUploadInfo.cs
+++ /dev/null
@@ -1,10 +0,0 @@
-using MediaBrowser.Model.Devices;
-
-namespace MediaBrowser.Controller.Devices
-{
-    public class CameraImageUploadInfo
-    {
-        public LocalFileInfo FileInfo { get; set; }
-        public DeviceInfo Device { get; set; }
-    }
-}
diff --git a/MediaBrowser.Controller/Devices/IDeviceManager.cs b/MediaBrowser.Controller/Devices/IDeviceManager.cs
index 77d567631..7d279230b 100644
--- a/MediaBrowser.Controller/Devices/IDeviceManager.cs
+++ b/MediaBrowser.Controller/Devices/IDeviceManager.cs
@@ -1,7 +1,5 @@
 using System;
-using System.IO;
-using System.Threading.Tasks;
-using MediaBrowser.Controller.Entities;
+using Jellyfin.Data.Entities;
 using MediaBrowser.Model.Devices;
 using MediaBrowser.Model.Events;
 using MediaBrowser.Model.Querying;
@@ -12,11 +10,6 @@ namespace MediaBrowser.Controller.Devices
     public interface IDeviceManager
     {
         /// <summary>
-        /// Occurs when [camera image uploaded].
-        /// </summary>
-        event EventHandler<GenericEventArgs<CameraImageUploadInfo>> CameraImageUploaded;
-
-        /// <summary>
         /// Saves the capabilities.
         /// </summary>
         /// <param name="reportedId">The reported identifier.</param>
@@ -46,22 +39,6 @@ namespace MediaBrowser.Controller.Devices
         QueryResult<DeviceInfo> GetDevices(DeviceQuery query);
 
         /// <summary>
-        /// Gets the upload history.
-        /// </summary>
-        /// <param name="deviceId">The device identifier.</param>
-        /// <returns>ContentUploadHistory.</returns>
-        ContentUploadHistory GetCameraUploadHistory(string deviceId);
-
-        /// <summary>
-        /// Accepts the upload.
-        /// </summary>
-        /// <param name="deviceId">The device identifier.</param>
-        /// <param name="stream">The stream.</param>
-        /// <param name="file">The file.</param>
-        /// <returns>Task.</returns>
-        Task AcceptCameraUpload(string deviceId, Stream stream, LocalFileInfo file);
-
-        /// <summary>
         /// Determines whether this instance [can access device] the specified user identifier.
         /// </summary>
         bool CanAccessDevice(User user, string deviceId);
diff --git a/MediaBrowser.Controller/Drawing/IImageEncoder.cs b/MediaBrowser.Controller/Drawing/IImageEncoder.cs
index 88e67b648..e09ccd204 100644
--- a/MediaBrowser.Controller/Drawing/IImageEncoder.cs
+++ b/MediaBrowser.Controller/Drawing/IImageEncoder.cs
@@ -44,6 +44,15 @@ namespace MediaBrowser.Controller.Drawing
         ImageDimensions GetImageSize(string path);
 
         /// <summary>
+        /// Gets the blurhash of an image.
+        /// </summary>
+        /// <param name="xComp">Amount of X components of DCT to take.</param>
+        /// <param name="yComp">Amount of Y components of DCT to take.</param>
+        /// <param name="path">The filepath of the image.</param>
+        /// <returns>The blurhash.</returns>
+        string GetImageBlurHash(int xComp, int yComp, string path);
+
+        /// <summary>
         /// Encode an image.
         /// </summary>
         string EncodeImage(string inputPath, DateTime dateModified, string outputPath, bool autoOrient, ImageOrientation? orientation, int quality, ImageProcessingOptions options, ImageFormat outputFormat);
diff --git a/MediaBrowser.Controller/Drawing/IImageProcessor.cs b/MediaBrowser.Controller/Drawing/IImageProcessor.cs
index 79399807f..f1873d539 100644
--- a/MediaBrowser.Controller/Drawing/IImageProcessor.cs
+++ b/MediaBrowser.Controller/Drawing/IImageProcessor.cs
@@ -2,6 +2,7 @@ using System;
 using System.Collections.Generic;
 using System.IO;
 using System.Threading.Tasks;
+using Jellyfin.Data.Entities;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Model.Drawing;
 using MediaBrowser.Model.Entities;
@@ -41,13 +42,11 @@ namespace MediaBrowser.Controller.Drawing
         ImageDimensions GetImageDimensions(BaseItem item, ItemImageInfo info);
 
         /// <summary>
-        /// Gets the dimensions of the image.
+        /// Gets the blurhash of the image.
         /// </summary>
-        /// <param name="item">The base item.</param>
-        /// <param name="info">The information.</param>
-        /// <param name="updateItem">Whether or not the item info should be updated.</param>
-        /// <returns>ImageDimensions</returns>
-        ImageDimensions GetImageDimensions(BaseItem item, ItemImageInfo info, bool updateItem);
+        /// <param name="path">Path to the image file.</param>
+        /// <returns>BlurHash</returns>
+        string GetImageBlurHash(string path);
 
         /// <summary>
         /// Gets the image cache tag.
@@ -56,8 +55,11 @@ namespace MediaBrowser.Controller.Drawing
         /// <param name="image">The image.</param>
         /// <returns>Guid.</returns>
         string GetImageCacheTag(BaseItem item, ItemImageInfo image);
+
         string GetImageCacheTag(BaseItem item, ChapterInfo info);
 
+        string GetImageCacheTag(User user);
+
         /// <summary>
         /// Processes the image.
         /// </summary>
diff --git a/MediaBrowser.Controller/Drawing/ImageHelper.cs b/MediaBrowser.Controller/Drawing/ImageHelper.cs
index d5a5f547e..c87a248b5 100644
--- a/MediaBrowser.Controller/Drawing/ImageHelper.cs
+++ b/MediaBrowser.Controller/Drawing/ImageHelper.cs
@@ -57,6 +57,7 @@ namespace MediaBrowser.Controller.Drawing
                 case ImageType.BoxRear:
                 case ImageType.Disc:
                 case ImageType.Menu:
+                case ImageType.Profile:
                     return 1;
                 case ImageType.Logo:
                     return 2.58;
diff --git a/MediaBrowser.Controller/Dto/IDtoService.cs b/MediaBrowser.Controller/Dto/IDtoService.cs
index ba693a065..56e6c47c4 100644
--- a/MediaBrowser.Controller/Dto/IDtoService.cs
+++ b/MediaBrowser.Controller/Dto/IDtoService.cs
@@ -1,4 +1,5 @@
 using System.Collections.Generic;
+using Jellyfin.Data.Entities;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Model.Dto;
 using MediaBrowser.Model.Querying;
diff --git a/MediaBrowser.Controller/Entities/Audio/Audio.cs b/MediaBrowser.Controller/Entities/Audio/Audio.cs
index a700d0be4..a8ea2157d 100644
--- a/MediaBrowser.Controller/Entities/Audio/Audio.cs
+++ b/MediaBrowser.Controller/Entities/Audio/Audio.cs
@@ -2,9 +2,9 @@ using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text.Json.Serialization;
+using Jellyfin.Data.Enums;
 using MediaBrowser.Controller.Persistence;
 using MediaBrowser.Controller.Providers;
-using MediaBrowser.Model.Configuration;
 using MediaBrowser.Model.Dto;
 using MediaBrowser.Model.Entities;
 
diff --git a/MediaBrowser.Controller/Entities/Audio/MusicAlbum.cs b/MediaBrowser.Controller/Entities/Audio/MusicAlbum.cs
index c216176e7..f7b2f9549 100644
--- a/MediaBrowser.Controller/Entities/Audio/MusicAlbum.cs
+++ b/MediaBrowser.Controller/Entities/Audio/MusicAlbum.cs
@@ -4,12 +4,13 @@ using System.Linq;
 using System.Text.Json.Serialization;
 using System.Threading;
 using System.Threading.Tasks;
+using Jellyfin.Data.Entities;
+using Jellyfin.Data.Enums;
 using MediaBrowser.Controller.Dto;
 using MediaBrowser.Controller.Library;
 using MediaBrowser.Controller.Providers;
-using MediaBrowser.Model.Configuration;
 using MediaBrowser.Model.Entities;
-using MediaBrowser.Model.Users;
+using MetadataProvider = MediaBrowser.Model.Entities.MetadataProvider;
 
 namespace MediaBrowser.Controller.Entities.Audio
 {
@@ -97,14 +98,14 @@ namespace MediaBrowser.Controller.Entities.Audio
                 list.Insert(0, albumArtist + "-" + Name);
             }
 
-            var id = this.GetProviderId(MetadataProviders.MusicBrainzAlbum);
+            var id = this.GetProviderId(MetadataProvider.MusicBrainzAlbum);
 
             if (!string.IsNullOrEmpty(id))
             {
                 list.Insert(0, "MusicAlbum-Musicbrainz-" + id);
             }
 
-            id = this.GetProviderId(MetadataProviders.MusicBrainzReleaseGroup);
+            id = this.GetProviderId(MetadataProvider.MusicBrainzReleaseGroup);
 
             if (!string.IsNullOrEmpty(id))
             {
@@ -114,9 +115,9 @@ namespace MediaBrowser.Controller.Entities.Audio
             return list;
         }
 
-        protected override bool GetBlockUnratedValue(UserPolicy config)
+        protected override bool GetBlockUnratedValue(User user)
         {
-            return config.BlockUnratedItems.Contains(UnratedItem.Music);
+            return user.GetPreference(PreferenceKind.BlockUnratedItems).Contains(UnratedItem.Music.ToString());
         }
 
         public override UnratedItem GetBlockUnratedType()
diff --git a/MediaBrowser.Controller/Entities/Audio/MusicArtist.cs b/MediaBrowser.Controller/Entities/Audio/MusicArtist.cs
index 5e3056ccb..63db3cfab 100644
--- a/MediaBrowser.Controller/Entities/Audio/MusicArtist.cs
+++ b/MediaBrowser.Controller/Entities/Audio/MusicArtist.cs
@@ -4,12 +4,13 @@ using System.Linq;
 using System.Text.Json.Serialization;
 using System.Threading;
 using System.Threading.Tasks;
+using Jellyfin.Data.Entities;
+using Jellyfin.Data.Enums;
 using MediaBrowser.Controller.Extensions;
 using MediaBrowser.Controller.Providers;
-using MediaBrowser.Model.Configuration;
 using MediaBrowser.Model.Entities;
-using MediaBrowser.Model.Users;
 using Microsoft.Extensions.Logging;
+using MetadataProvider = MediaBrowser.Model.Entities.MetadataProvider;
 
 namespace MediaBrowser.Controller.Entities.Audio
 {
@@ -76,11 +77,7 @@ namespace MediaBrowser.Controller.Entities.Audio
 
         public override int GetChildCount(User user)
         {
-            if (IsAccessedByName)
-            {
-                return 0;
-            }
-            return base.GetChildCount(user);
+            return IsAccessedByName ? 0 : base.GetChildCount(user);
         }
 
         public override bool IsSaveLocalMetadataEnabled()
@@ -128,7 +125,7 @@ namespace MediaBrowser.Controller.Entities.Audio
         private static List<string> GetUserDataKeys(MusicArtist item)
         {
             var list = new List<string>();
-            var id = item.GetProviderId(MetadataProviders.MusicBrainzArtist);
+            var id = item.GetProviderId(MetadataProvider.MusicBrainzArtist);
 
             if (!string.IsNullOrEmpty(id))
             {
@@ -142,9 +139,10 @@ namespace MediaBrowser.Controller.Entities.Audio
         {
             return "Artist-" + (Name ?? string.Empty).RemoveDiacritics();
         }
-        protected override bool GetBlockUnratedValue(UserPolicy config)
+
+        protected override bool GetBlockUnratedValue(User user)
         {
-            return config.BlockUnratedItems.Contains(UnratedItem.Music);
+            return user.GetPreference(PreferenceKind.BlockUnratedItems).Contains(UnratedItem.Music.ToString());
         }
 
         public override UnratedItem GetBlockUnratedType()
diff --git a/MediaBrowser.Controller/Entities/AudioBook.cs b/MediaBrowser.Controller/Entities/AudioBook.cs
index a13873bf9..4adaf4c6e 100644
--- a/MediaBrowser.Controller/Entities/AudioBook.cs
+++ b/MediaBrowser.Controller/Entities/AudioBook.cs
@@ -1,7 +1,7 @@
 using System;
 using System.Text.Json.Serialization;
+using Jellyfin.Data.Enums;
 using MediaBrowser.Controller.Providers;
-using MediaBrowser.Model.Configuration;
 
 namespace MediaBrowser.Controller.Entities
 {
diff --git a/MediaBrowser.Controller/Entities/BaseItem.cs b/MediaBrowser.Controller/Entities/BaseItem.cs
index 7ed8fa767..0eabb4b7a 100644
--- a/MediaBrowser.Controller/Entities/BaseItem.cs
+++ b/MediaBrowser.Controller/Entities/BaseItem.cs
@@ -7,6 +7,8 @@ using System.Text;
 using System.Text.Json.Serialization;
 using System.Threading;
 using System.Threading.Tasks;
+using Jellyfin.Data.Entities;
+using Jellyfin.Data.Enums;
 using MediaBrowser.Common.Extensions;
 using MediaBrowser.Controller.Channels;
 using MediaBrowser.Controller.Configuration;
@@ -24,7 +26,6 @@ using MediaBrowser.Model.Library;
 using MediaBrowser.Model.LiveTv;
 using MediaBrowser.Model.MediaInfo;
 using MediaBrowser.Model.Providers;
-using MediaBrowser.Model.Users;
 using Microsoft.Extensions.Logging;
 
 namespace MediaBrowser.Controller.Entities
@@ -63,7 +64,7 @@ namespace MediaBrowser.Controller.Entities
             Genres = Array.Empty<string>();
             Studios = Array.Empty<string>();
             ProviderIds = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
-            LockedFields = Array.Empty<MetadataFields>();
+            LockedFields = Array.Empty<MetadataField>();
             ImageInfos = Array.Empty<ItemImageInfo>();
             ProductionLocations = Array.Empty<string>();
             RemoteTrailers = Array.Empty<MediaUrl>();
@@ -481,12 +482,12 @@ namespace MediaBrowser.Controller.Entities
 
         public virtual bool IsAuthorizedToDelete(User user, List<Folder> allCollectionFolders)
         {
-            if (user.Policy.EnableContentDeletion)
+            if (user.HasPermission(PermissionKind.EnableContentDeletion))
             {
                 return true;
             }
 
-            var allowed = user.Policy.EnableContentDeletionFromFolders;
+            var allowed = user.GetPreference(PreferenceKind.EnableContentDeletionFromFolders);
 
             if (SourceType == SourceType.Channel)
             {
@@ -527,7 +528,7 @@ namespace MediaBrowser.Controller.Entities
 
         public virtual bool IsAuthorizedToDownload(User user)
         {
-            return user.Policy.EnableContentDownloading;
+            return user.HasPermission(PermissionKind.EnableContentDownloading);
         }
 
         public bool CanDownload(User user)
@@ -557,7 +558,8 @@ namespace MediaBrowser.Controller.Entities
         /// <summary>
         /// The logger
         /// </summary>
-        public static ILogger Logger { get; set; }
+        public static ILoggerFactory LoggerFactory { get; set; }
+        public static ILogger<BaseItem> Logger { get; set; }
         public static ILibraryManager LibraryManager { get; set; }
         public static IServerConfigurationManager ConfigurationManager { get; set; }
         public static IProviderManager ProviderManager { get; set; }
@@ -585,7 +587,7 @@ namespace MediaBrowser.Controller.Entities
         /// </summary>
         /// <value>The locked fields.</value>
         [JsonIgnore]
-        public MetadataFields[] LockedFields { get; set; }
+        public MetadataField[] LockedFields { get; set; }
 
         /// <summary>
         /// Gets the type of the media.
@@ -1004,7 +1006,7 @@ namespace MediaBrowser.Controller.Entities
         /// <returns>PlayAccess.</returns>
         public PlayAccess GetPlayAccess(User user)
         {
-            if (!user.Policy.EnableMediaPlayback)
+            if (!user.HasPermission(PermissionKind.EnableMediaPlayback))
             {
                 return PlayAccess.None;
             }
@@ -1213,11 +1215,11 @@ namespace MediaBrowser.Controller.Entities
                 {
                     if (video.IsoType.HasValue)
                     {
-                        if (video.IsoType.Value == Model.Entities.IsoType.BluRay)
+                        if (video.IsoType.Value == IsoType.BluRay)
                         {
                             terms.Add("Bluray");
                         }
-                        else if (video.IsoType.Value == Model.Entities.IsoType.Dvd)
+                        else if (video.IsoType.Value == IsoType.Dvd)
                         {
                             terms.Add("DVD");
                         }
@@ -1374,6 +1376,7 @@ namespace MediaBrowser.Controller.Entities
                         new List<FileSystemMetadata>();
 
                     var ownedItemsChanged = await RefreshedOwnedItems(options, files, cancellationToken).ConfigureAwait(false);
+                    LibraryManager.UpdateImages(this); // ensure all image properties in DB are fresh
 
                     if (ownedItemsChanged)
                     {
@@ -1772,7 +1775,7 @@ namespace MediaBrowser.Controller.Entities
                 return false;
             }
 
-            var maxAllowedRating = user.Policy.MaxParentalRating;
+            var maxAllowedRating = user.MaxParentalAgeRating;
 
             if (maxAllowedRating == null)
             {
@@ -1788,7 +1791,7 @@ namespace MediaBrowser.Controller.Entities
 
             if (string.IsNullOrEmpty(rating))
             {
-                return !GetBlockUnratedValue(user.Policy);
+                return !GetBlockUnratedValue(user);
             }
 
             var value = LocalizationManager.GetRatingLevel(rating);
@@ -1796,7 +1799,7 @@ namespace MediaBrowser.Controller.Entities
             // Could not determine the integer value
             if (!value.HasValue)
             {
-                var isAllowed = !GetBlockUnratedValue(user.Policy);
+                var isAllowed = !GetBlockUnratedValue(user);
 
                 if (!isAllowed)
                 {
@@ -1858,8 +1861,7 @@ namespace MediaBrowser.Controller.Entities
 
         private bool IsVisibleViaTags(User user)
         {
-            var policy = user.Policy;
-            if (policy.BlockedTags.Any(i => Tags.Contains(i, StringComparer.OrdinalIgnoreCase)))
+            if (user.GetPreference(PreferenceKind.BlockedTags).Any(i => Tags.Contains(i, StringComparer.OrdinalIgnoreCase)))
             {
                 return false;
             }
@@ -1885,22 +1887,18 @@ namespace MediaBrowser.Controller.Entities
         /// <summary>
         /// Gets the block unrated value.
         /// </summary>
-        /// <param name="config">The configuration.</param>
+        /// <param name="user">The configuration.</param>
         /// <returns><c>true</c> if XXXX, <c>false</c> otherwise.</returns>
-        protected virtual bool GetBlockUnratedValue(UserPolicy config)
+        protected virtual bool GetBlockUnratedValue(User user)
         {
             // Don't block plain folders that are unrated. Let the media underneath get blocked
             // Special folders like series and albums will override this method.
-            if (IsFolder)
-            {
-                return false;
-            }
-            if (this is IItemByName)
+            if (IsFolder || this is IItemByName)
             {
                 return false;
             }
 
-            return config.BlockUnratedItems.Contains(GetBlockUnratedType());
+            return user.GetPreference(PreferenceKind.BlockUnratedItems).Contains(GetBlockUnratedType().ToString());
         }
 
         /// <summary>
@@ -2130,7 +2128,8 @@ namespace MediaBrowser.Controller.Entities
         /// <param name="resetPosition">if set to <c>true</c> [reset position].</param>
         /// <returns>Task.</returns>
         /// <exception cref="ArgumentNullException"></exception>
-        public virtual void MarkPlayed(User user,
+        public virtual void MarkPlayed(
+            User user,
             DateTime? datePlayed,
             bool resetPosition)
         {
@@ -2222,6 +2221,7 @@ namespace MediaBrowser.Controller.Entities
                 existingImage.DateModified = image.DateModified;
                 existingImage.Width = image.Width;
                 existingImage.Height = image.Height;
+                existingImage.BlurHash = image.BlurHash;
             }
             else
             {
@@ -2373,6 +2373,46 @@ namespace MediaBrowser.Controller.Entities
                 .ElementAtOrDefault(imageIndex);
         }
 
+        /// <summary>
+        /// Computes image index for given image or raises if no matching image found.
+        /// </summary>
+        /// <param name="image">Image to compute index for.</param>
+        /// <exception cref="ArgumentException">Image index cannot be computed as no matching image found.
+        /// </exception>
+        /// <returns>Image index.</returns>
+        public int GetImageIndex(ItemImageInfo image)
+        {
+            if (image == null)
+            {
+                throw new ArgumentNullException(nameof(image));
+            }
+
+            if (image.Type == ImageType.Chapter)
+            {
+                var chapters = ItemRepository.GetChapters(this);
+                for (var i = 0; i < chapters.Count; i++)
+                {
+                    if (chapters[i].ImagePath == image.Path)
+                    {
+                        return i;
+                    }
+                }
+
+                throw new ArgumentException("No chapter index found for image path", image.Path);
+            }
+
+            var images = GetImages(image.Type).ToArray();
+            for (var i = 0; i < images.Length; i++)
+            {
+                if (images[i].Path == image.Path)
+                {
+                    return i;
+                }
+            }
+
+            throw new ArgumentException("No image index found for image path", image.Path);
+        }
+
         public IEnumerable<ItemImageInfo> GetImages(ImageType imageType)
         {
             if (imageType == ImageType.Chapter)
@@ -2763,14 +2803,7 @@ namespace MediaBrowser.Controller.Entities
                 return this;
             }
 
-            foreach (var parent in GetParents())
-            {
-                if (parent.IsTopParent)
-                {
-                    return parent;
-                }
-            }
-            return null;
+            return GetParents().FirstOrDefault(parent => parent.IsTopParent);
         }
 
         [JsonIgnore]
diff --git a/MediaBrowser.Controller/Entities/Book.cs b/MediaBrowser.Controller/Entities/Book.cs
index dcad2554b..11c6c6e45 100644
--- a/MediaBrowser.Controller/Entities/Book.cs
+++ b/MediaBrowser.Controller/Entities/Book.cs
@@ -1,8 +1,8 @@
 using System;
 using System.Linq;
 using System.Text.Json.Serialization;
+using Jellyfin.Data.Enums;
 using MediaBrowser.Controller.Providers;
-using MediaBrowser.Model.Configuration;
 
 namespace MediaBrowser.Controller.Entities
 {
@@ -11,6 +11,10 @@ namespace MediaBrowser.Controller.Entities
         [JsonIgnore]
         public override string MediaType => Model.Entities.MediaType.Book;
 
+        public override bool SupportsPlayedStatus => true;
+
+        public override bool SupportsPositionTicksResume => true;
+
         [JsonIgnore]
         public string SeriesPresentationUniqueKey { get; set; }
 
@@ -20,6 +24,11 @@ namespace MediaBrowser.Controller.Entities
         [JsonIgnore]
         public Guid SeriesId { get; set; }
 
+        public Book()
+        {
+            this.RunTimeTicks = TimeSpan.TicksPerSecond;
+        }
+
         public string FindSeriesSortName()
         {
             return SeriesName;
diff --git a/MediaBrowser.Controller/Entities/DayOfWeekHelper.cs b/MediaBrowser.Controller/Entities/DayOfWeekHelper.cs
deleted file mode 100644
index 8a79e0783..000000000
--- a/MediaBrowser.Controller/Entities/DayOfWeekHelper.cs
+++ /dev/null
@@ -1,71 +0,0 @@
-using System;
-using System.Collections.Generic;
-using MediaBrowser.Model.Configuration;
-
-namespace MediaBrowser.Controller.Entities
-{
-    public static class DayOfWeekHelper
-    {
-        public static List<DayOfWeek> GetDaysOfWeek(DynamicDayOfWeek day)
-        {
-            return GetDaysOfWeek(new List<DynamicDayOfWeek> { day });
-        }
-
-        public static List<DayOfWeek> GetDaysOfWeek(List<DynamicDayOfWeek> days)
-        {
-            var list = new List<DayOfWeek>();
-
-            if (days.Contains(DynamicDayOfWeek.Sunday) ||
-                days.Contains(DynamicDayOfWeek.Weekend) ||
-                days.Contains(DynamicDayOfWeek.Everyday))
-            {
-                list.Add(DayOfWeek.Sunday);
-            }
-
-            if (days.Contains(DynamicDayOfWeek.Saturday) ||
-                days.Contains(DynamicDayOfWeek.Weekend) ||
-                days.Contains(DynamicDayOfWeek.Everyday))
-            {
-                list.Add(DayOfWeek.Saturday);
-            }
-
-            if (days.Contains(DynamicDayOfWeek.Monday) ||
-                days.Contains(DynamicDayOfWeek.Weekday) ||
-                days.Contains(DynamicDayOfWeek.Everyday))
-            {
-                list.Add(DayOfWeek.Monday);
-            }
-
-            if (days.Contains(DynamicDayOfWeek.Tuesday) ||
-                days.Contains(DynamicDayOfWeek.Weekday) ||
-                days.Contains(DynamicDayOfWeek.Everyday))
-            {
-                list.Add(DayOfWeek.Tuesday
-                    );
-            }
-
-            if (days.Contains(DynamicDayOfWeek.Wednesday) ||
-                days.Contains(DynamicDayOfWeek.Weekday) ||
-                days.Contains(DynamicDayOfWeek.Everyday))
-            {
-                list.Add(DayOfWeek.Wednesday);
-            }
-
-            if (days.Contains(DynamicDayOfWeek.Thursday) ||
-                days.Contains(DynamicDayOfWeek.Weekday) ||
-                days.Contains(DynamicDayOfWeek.Everyday))
-            {
-                list.Add(DayOfWeek.Thursday);
-            }
-
-            if (days.Contains(DynamicDayOfWeek.Friday) ||
-                days.Contains(DynamicDayOfWeek.Weekday) ||
-                days.Contains(DynamicDayOfWeek.Everyday))
-            {
-                list.Add(DayOfWeek.Friday);
-            }
-
-            return list;
-        }
-    }
-}
diff --git a/MediaBrowser.Controller/Entities/Folder.cs b/MediaBrowser.Controller/Entities/Folder.cs
index a468e0c35..4af74f9cd 100644
--- a/MediaBrowser.Controller/Entities/Folder.cs
+++ b/MediaBrowser.Controller/Entities/Folder.cs
@@ -8,6 +8,8 @@ using System.Linq;
 using System.Text.Json.Serialization;
 using System.Threading;
 using System.Threading.Tasks;
+using Jellyfin.Data.Entities;
+using Jellyfin.Data.Enums;
 using MediaBrowser.Common.Progress;
 using MediaBrowser.Controller.Channels;
 using MediaBrowser.Controller.Collections;
@@ -15,13 +17,16 @@ using MediaBrowser.Controller.Configuration;
 using MediaBrowser.Controller.Dto;
 using MediaBrowser.Controller.Entities.Audio;
 using MediaBrowser.Controller.Entities.Movies;
-using MediaBrowser.Controller.Entities.TV;
 using MediaBrowser.Controller.Library;
 using MediaBrowser.Controller.Providers;
 using MediaBrowser.Model.Dto;
 using MediaBrowser.Model.IO;
 using MediaBrowser.Model.Querying;
 using Microsoft.Extensions.Logging;
+using Episode = MediaBrowser.Controller.Entities.TV.Episode;
+using MusicAlbum = MediaBrowser.Controller.Entities.Audio.MusicAlbum;
+using Season = MediaBrowser.Controller.Entities.TV.Season;
+using Series = MediaBrowser.Controller.Entities.TV.Series;
 
 namespace MediaBrowser.Controller.Entities
 {
@@ -177,19 +182,22 @@ namespace MediaBrowser.Controller.Entities
         {
             if (this is ICollectionFolder && !(this is BasePluginFolder))
             {
-                if (user.Policy.BlockedMediaFolders != null)
+                var blockedMediaFolders = user.GetPreference(PreferenceKind.BlockedMediaFolders);
+                if (blockedMediaFolders.Length > 0)
                 {
-                    if (user.Policy.BlockedMediaFolders.Contains(Id.ToString("N", CultureInfo.InvariantCulture), StringComparer.OrdinalIgnoreCase) ||
+                    if (blockedMediaFolders.Contains(Id.ToString("N", CultureInfo.InvariantCulture), StringComparer.OrdinalIgnoreCase) ||
 
                         // Backwards compatibility
-                        user.Policy.BlockedMediaFolders.Contains(Name, StringComparer.OrdinalIgnoreCase))
+                        blockedMediaFolders.Contains(Name, StringComparer.OrdinalIgnoreCase))
                     {
                         return false;
                     }
                 }
                 else
                 {
-                    if (!user.Policy.EnableAllFolders && !user.Policy.EnabledFolders.Contains(Id.ToString("N", CultureInfo.InvariantCulture), StringComparer.OrdinalIgnoreCase))
+                    if (!user.HasPermission(PermissionKind.EnableAllFolders)
+                        && !user.GetPreference(PreferenceKind.EnabledFolders)
+                            .Contains(Id.ToString("N", CultureInfo.InvariantCulture), StringComparer.OrdinalIgnoreCase))
                     {
                         return false;
                     }
@@ -341,6 +349,11 @@ namespace MediaBrowser.Controller.Entities
                         {
                             currentChild.UpdateToRepository(ItemUpdateType.MetadataImport, cancellationToken);
                         }
+                        else
+                        {
+                            // metadata is up-to-date; make sure DB has correct images dimensions and hash
+                            LibraryManager.UpdateImages(currentChild);
+                        }
 
                         continue;
                     }
@@ -877,7 +890,7 @@ namespace MediaBrowser.Controller.Entities
                 try
                 {
                     query.Parent = this;
-                    query.ChannelIds = new Guid[] { ChannelId };
+                    query.ChannelIds = new[] { ChannelId };
 
                     // Don't blow up here because it could cause parent screens with other content to fail
                     return ChannelManager.GetChannelItemsInternal(query, new SimpleProgress<double>(), CancellationToken.None).Result;
@@ -947,11 +960,13 @@ namespace MediaBrowser.Controller.Entities
             return UserViewBuilder.SortAndPage(items, null, query, LibraryManager, enableSorting);
         }
 
-        private static IEnumerable<BaseItem> CollapseBoxSetItemsIfNeeded(IEnumerable<BaseItem> items,
+        private static IEnumerable<BaseItem> CollapseBoxSetItemsIfNeeded(
+            IEnumerable<BaseItem> items,
             InternalItemsQuery query,
             BaseItem queryParent,
             User user,
-            IServerConfigurationManager configurationManager, ICollectionManager collectionManager)
+            IServerConfigurationManager configurationManager,
+            ICollectionManager collectionManager)
         {
             if (items == null)
             {
@@ -1577,7 +1592,7 @@ namespace MediaBrowser.Controller.Entities
                 EnableTotalRecordCount = false
             };
 
-            if (!user.Configuration.DisplayMissingEpisodes)
+            if (!user.DisplayMissingEpisodes)
             {
                 query.IsVirtualItem = false;
             }
diff --git a/MediaBrowser.Controller/Entities/InternalItemsQuery.cs b/MediaBrowser.Controller/Entities/InternalItemsQuery.cs
index bd96059e3..496bee857 100644
--- a/MediaBrowser.Controller/Entities/InternalItemsQuery.cs
+++ b/MediaBrowser.Controller/Entities/InternalItemsQuery.cs
@@ -1,8 +1,9 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using Jellyfin.Data.Entities;
+using Jellyfin.Data.Enums;
 using MediaBrowser.Controller.Dto;
-using MediaBrowser.Model.Configuration;
 using MediaBrowser.Model.Entities;
 
 namespace MediaBrowser.Controller.Entities
@@ -223,15 +224,16 @@ namespace MediaBrowser.Controller.Entities
         {
             if (user != null)
             {
-                var policy = user.Policy;
-                MaxParentalRating = policy.MaxParentalRating;
+                MaxParentalRating = user.MaxParentalAgeRating;
 
-                if (policy.MaxParentalRating.HasValue)
+                if (MaxParentalRating.HasValue)
                 {
-                    BlockUnratedItems = policy.BlockUnratedItems.Where(i => i != UnratedItem.Other).ToArray();
+                    BlockUnratedItems = user.GetPreference(PreferenceKind.BlockUnratedItems)
+                        .Where(i => i != UnratedItem.Other.ToString())
+                        .Select(e => Enum.Parse<UnratedItem>(e, true)).ToArray();
                 }
 
-                ExcludeInheritedTags = policy.BlockedTags;
+                ExcludeInheritedTags = user.GetPreference(PreferenceKind.BlockedTags);
 
                 User = user;
             }
diff --git a/MediaBrowser.Controller/Entities/ItemImageInfo.cs b/MediaBrowser.Controller/Entities/ItemImageInfo.cs
index fc46dec2e..12f5db2e0 100644
--- a/MediaBrowser.Controller/Entities/ItemImageInfo.cs
+++ b/MediaBrowser.Controller/Entities/ItemImageInfo.cs
@@ -28,6 +28,12 @@ namespace MediaBrowser.Controller.Entities
 
         public int Height { get; set; }
 
+        /// <summary>
+        /// Gets or sets the blurhash.
+        /// </summary>
+        /// <value>The blurhash.</value>
+        public string BlurHash { get; set; }
+
         [JsonIgnore]
         public bool IsLocalFile => Path == null || !Path.StartsWith("http", StringComparison.OrdinalIgnoreCase);
     }
diff --git a/MediaBrowser.Controller/Entities/Movies/BoxSet.cs b/MediaBrowser.Controller/Entities/Movies/BoxSet.cs
index feaf8c45a..be71bcc3c 100644
--- a/MediaBrowser.Controller/Entities/Movies/BoxSet.cs
+++ b/MediaBrowser.Controller/Entities/Movies/BoxSet.cs
@@ -2,11 +2,11 @@ using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text.Json.Serialization;
+using Jellyfin.Data.Entities;
+using Jellyfin.Data.Enums;
 using MediaBrowser.Controller.Providers;
-using MediaBrowser.Model.Configuration;
 using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.Querying;
-using MediaBrowser.Model.Users;
 
 namespace MediaBrowser.Controller.Entities.Movies
 {
@@ -45,9 +45,9 @@ namespace MediaBrowser.Controller.Entities.Movies
         /// <value>The display order.</value>
         public string DisplayOrder { get; set; }
 
-        protected override bool GetBlockUnratedValue(UserPolicy config)
+        protected override bool GetBlockUnratedValue(User user)
         {
-            return config.BlockUnratedItems.Contains(UnratedItem.Movie);
+            return user.GetPreference(PreferenceKind.BlockUnratedItems).Contains(UnratedItem.Movie.ToString());
         }
 
         public override double GetDefaultPrimaryImageAspectRatio()
diff --git a/MediaBrowser.Controller/Entities/Movies/Movie.cs b/MediaBrowser.Controller/Entities/Movies/Movie.cs
index 11dc472b6..26a165025 100644
--- a/MediaBrowser.Controller/Entities/Movies/Movie.cs
+++ b/MediaBrowser.Controller/Entities/Movies/Movie.cs
@@ -4,8 +4,8 @@ using System.Linq;
 using System.Text.Json.Serialization;
 using System.Threading;
 using System.Threading.Tasks;
+using Jellyfin.Data.Enums;
 using MediaBrowser.Controller.Providers;
-using MediaBrowser.Model.Configuration;
 using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.IO;
 using MediaBrowser.Model.Providers;
@@ -173,7 +173,7 @@ namespace MediaBrowser.Controller.Entities.Movies
         {
             var list = base.GetRelatedUrls();
 
-            var imdbId = this.GetProviderId(MetadataProviders.Imdb);
+            var imdbId = this.GetProviderId(MetadataProvider.Imdb);
             if (!string.IsNullOrEmpty(imdbId))
             {
                 list.Add(new ExternalUrl
diff --git a/MediaBrowser.Controller/Entities/MusicVideo.cs b/MediaBrowser.Controller/Entities/MusicVideo.cs
index 603242063..6e7f2812d 100644
--- a/MediaBrowser.Controller/Entities/MusicVideo.cs
+++ b/MediaBrowser.Controller/Entities/MusicVideo.cs
@@ -1,9 +1,9 @@
 using System;
 using System.Collections.Generic;
 using System.Text.Json.Serialization;
+using Jellyfin.Data.Enums;
 using MediaBrowser.Controller.Entities.Audio;
 using MediaBrowser.Controller.Providers;
-using MediaBrowser.Model.Configuration;
 
 namespace MediaBrowser.Controller.Entities
 {
diff --git a/MediaBrowser.Controller/Entities/TV/Episode.cs b/MediaBrowser.Controller/Entities/TV/Episode.cs
index 49229fa4b..4ec60e7cd 100644
--- a/MediaBrowser.Controller/Entities/TV/Episode.cs
+++ b/MediaBrowser.Controller/Entities/TV/Episode.cs
@@ -3,8 +3,8 @@ using System.Collections.Generic;
 using System.Globalization;
 using System.Linq;
 using System.Text.Json.Serialization;
+using Jellyfin.Data.Enums;
 using MediaBrowser.Controller.Providers;
-using MediaBrowser.Model.Configuration;
 using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.IO;
 using Microsoft.Extensions.Logging;
diff --git a/MediaBrowser.Controller/Entities/TV/Season.cs b/MediaBrowser.Controller/Entities/TV/Season.cs
index 9c8a469e2..7dfd1a759 100644
--- a/MediaBrowser.Controller/Entities/TV/Season.cs
+++ b/MediaBrowser.Controller/Entities/TV/Season.cs
@@ -2,11 +2,11 @@ using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text.Json.Serialization;
+using Jellyfin.Data.Entities;
+using Jellyfin.Data.Enums;
 using MediaBrowser.Controller.Dto;
 using MediaBrowser.Controller.Providers;
-using MediaBrowser.Model.Configuration;
 using MediaBrowser.Model.Querying;
-using MediaBrowser.Model.Users;
 
 namespace MediaBrowser.Controller.Entities.TV
 {
@@ -168,7 +168,7 @@ namespace MediaBrowser.Controller.Entities.TV
             return GetEpisodes(user, new DtoOptions(true));
         }
 
-        protected override bool GetBlockUnratedValue(UserPolicy config)
+        protected override bool GetBlockUnratedValue(User user)
         {
             // Don't block. Let either the entire series rating or episode rating determine it
             return false;
@@ -203,7 +203,7 @@ namespace MediaBrowser.Controller.Entities.TV
         public Guid FindSeriesId()
         {
             var series = FindParent<Series>();
-            return series == null ? Guid.Empty : series.Id;
+            return series?.Id ?? Guid.Empty;
         }
 
         /// <summary>
@@ -234,7 +234,7 @@ namespace MediaBrowser.Controller.Entities.TV
 
             if (!IndexNumber.HasValue && !string.IsNullOrEmpty(Path))
             {
-                IndexNumber = IndexNumber ?? LibraryManager.GetSeasonNumberFromPath(Path);
+                IndexNumber ??= LibraryManager.GetSeasonNumberFromPath(Path);
 
                 // If a change was made record it
                 if (IndexNumber.HasValue)
diff --git a/MediaBrowser.Controller/Entities/TV/Series.cs b/MediaBrowser.Controller/Entities/TV/Series.cs
index 2475b2b7e..a519089b3 100644
--- a/MediaBrowser.Controller/Entities/TV/Series.cs
+++ b/MediaBrowser.Controller/Entities/TV/Series.cs
@@ -5,13 +5,14 @@ using System.Linq;
 using System.Text.Json.Serialization;
 using System.Threading;
 using System.Threading.Tasks;
+using Jellyfin.Data.Entities;
+using Jellyfin.Data.Enums;
 using MediaBrowser.Controller.Dto;
 using MediaBrowser.Controller.Providers;
-using MediaBrowser.Model.Configuration;
 using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.Providers;
 using MediaBrowser.Model.Querying;
-using MediaBrowser.Model.Users;
+using MetadataProvider = MediaBrowser.Model.Entities.MetadataProvider;
 
 namespace MediaBrowser.Controller.Entities.TV
 {
@@ -119,7 +120,7 @@ namespace MediaBrowser.Controller.Entities.TV
             {
                 AncestorWithPresentationUniqueKey = null,
                 SeriesPresentationUniqueKey = seriesKey,
-                IncludeItemTypes = new[] { typeof(Season).Name },
+                IncludeItemTypes = new[] { nameof(Season) },
                 IsVirtualItem = false,
                 Limit = 0,
                 DtoOptions = new DtoOptions(false)
@@ -164,13 +165,13 @@ namespace MediaBrowser.Controller.Entities.TV
         {
             var list = base.GetUserDataKeys();
 
-            var key = this.GetProviderId(MetadataProviders.Imdb);
+            var key = this.GetProviderId(MetadataProvider.Imdb);
             if (!string.IsNullOrEmpty(key))
             {
                 list.Insert(0, key);
             }
 
-            key = this.GetProviderId(MetadataProviders.Tvdb);
+            key = this.GetProviderId(MetadataProvider.Tvdb);
             if (!string.IsNullOrEmpty(key))
             {
                 list.Insert(0, key);
@@ -205,14 +206,9 @@ namespace MediaBrowser.Controller.Entities.TV
             query.IncludeItemTypes = new[] { typeof(Season).Name };
             query.OrderBy = new[] { ItemSortBy.SortName }.Select(i => new ValueTuple<string, SortOrder>(i, SortOrder.Ascending)).ToArray();
 
-            if (user != null)
+            if (user != null && !user.DisplayMissingEpisodes)
             {
-                var config = user.Configuration;
-
-                if (!config.DisplayMissingEpisodes)
-                {
-                    query.IsMissing = false;
-                }
+                query.IsMissing = false;
             }
         }
 
@@ -257,8 +253,8 @@ namespace MediaBrowser.Controller.Entities.TV
                 OrderBy = new[] { ItemSortBy.SortName }.Select(i => new ValueTuple<string, SortOrder>(i, SortOrder.Ascending)).ToArray(),
                 DtoOptions = options
             };
-            var config = user.Configuration;
-            if (!config.DisplayMissingEpisodes)
+
+            if (!user.DisplayMissingEpisodes)
             {
                 query.IsMissing = false;
             }
@@ -311,7 +307,7 @@ namespace MediaBrowser.Controller.Entities.TV
             // Refresh episodes and other children
             foreach (var item in items)
             {
-                if ((item is Season))
+                if (item is Season)
                 {
                     continue;
                 }
@@ -370,8 +366,7 @@ namespace MediaBrowser.Controller.Entities.TV
             };
             if (user != null)
             {
-                var config = user.Configuration;
-                if (!config.DisplayMissingEpisodes)
+                if (!user.DisplayMissingEpisodes)
                 {
                     query.IsMissing = false;
                 }
@@ -452,9 +447,9 @@ namespace MediaBrowser.Controller.Entities.TV
         }
 
 
-        protected override bool GetBlockUnratedValue(UserPolicy config)
+        protected override bool GetBlockUnratedValue(User user)
         {
-            return config.BlockUnratedItems.Contains(UnratedItem.Series);
+            return user.GetPreference(PreferenceKind.BlockUnratedItems).Contains(UnratedItem.Series.ToString());
         }
 
         public override UnratedItem GetBlockUnratedType()
@@ -493,7 +488,7 @@ namespace MediaBrowser.Controller.Entities.TV
         {
             var list = base.GetRelatedUrls();
 
-            var imdbId = this.GetProviderId(MetadataProviders.Imdb);
+            var imdbId = this.GetProviderId(MetadataProvider.Imdb);
             if (!string.IsNullOrEmpty(imdbId))
             {
                 list.Add(new ExternalUrl
diff --git a/MediaBrowser.Controller/Entities/Trailer.cs b/MediaBrowser.Controller/Entities/Trailer.cs
index 0b8be90cd..c327d17c9 100644
--- a/MediaBrowser.Controller/Entities/Trailer.cs
+++ b/MediaBrowser.Controller/Entities/Trailer.cs
@@ -1,8 +1,8 @@
 using System;
 using System.Collections.Generic;
 using System.Text.Json.Serialization;
+using Jellyfin.Data.Enums;
 using MediaBrowser.Controller.Providers;
-using MediaBrowser.Model.Configuration;
 using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.Providers;
 
@@ -80,7 +80,7 @@ namespace MediaBrowser.Controller.Entities
         {
             var list = base.GetRelatedUrls();
 
-            var imdbId = this.GetProviderId(MetadataProviders.Imdb);
+            var imdbId = this.GetProviderId(MetadataProvider.Imdb);
             if (!string.IsNullOrEmpty(imdbId))
             {
                 list.Add(new ExternalUrl
diff --git a/MediaBrowser.Controller/Entities/User.cs b/MediaBrowser.Controller/Entities/User.cs
deleted file mode 100644
index 53601a610..000000000
--- a/MediaBrowser.Controller/Entities/User.cs
+++ /dev/null
@@ -1,262 +0,0 @@
-using System;
-using System.Globalization;
-using System.IO;
-using System.Text.Json.Serialization;
-using System.Threading;
-using System.Threading.Tasks;
-using MediaBrowser.Controller.Library;
-using MediaBrowser.Controller.Providers;
-using MediaBrowser.Model.Configuration;
-using MediaBrowser.Model.Users;
-
-namespace MediaBrowser.Controller.Entities
-{
-    /// <summary>
-    /// Class User
-    /// </summary>
-    public class User : BaseItem
-    {
-        public static IUserManager UserManager { get; set; }
-
-        /// <summary>
-        /// Gets or sets the password.
-        /// </summary>
-        /// <value>The password.</value>
-        public string Password { get; set; }
-        public string EasyPassword { get; set; }
-
-        // Strictly to remove JsonIgnore
-        public override ItemImageInfo[] ImageInfos
-        {
-            get => base.ImageInfos;
-            set => base.ImageInfos = value;
-        }
-
-        /// <summary>
-        /// Gets or sets the path.
-        /// </summary>
-        /// <value>The path.</value>
-        [JsonIgnore]
-        public override string Path
-        {
-            get => ConfigurationDirectoryPath;
-            set => base.Path = value;
-        }
-
-        private string _name;
-        /// <summary>
-        /// Gets or sets the name.
-        /// </summary>
-        /// <value>The name.</value>
-        public override string Name
-        {
-            get => _name;
-            set
-            {
-                _name = value;
-
-                // lazy load this again
-                SortName = null;
-            }
-        }
-
-        /// <summary>
-        /// Returns the folder containing the item.
-        /// If the item is a folder, it returns the folder itself
-        /// </summary>
-        /// <value>The containing folder path.</value>
-        [JsonIgnore]
-        public override string ContainingFolderPath => Path;
-
-        /// <summary>
-        /// Gets the root folder.
-        /// </summary>
-        /// <value>The root folder.</value>
-        [JsonIgnore]
-        public Folder RootFolder => LibraryManager.GetUserRootFolder();
-
-        /// <summary>
-        /// Gets or sets the last login date.
-        /// </summary>
-        /// <value>The last login date.</value>
-        public DateTime? LastLoginDate { get; set; }
-        /// <summary>
-        /// Gets or sets the last activity date.
-        /// </summary>
-        /// <value>The last activity date.</value>
-        public DateTime? LastActivityDate { get; set; }
-
-        private volatile UserConfiguration _config;
-        private readonly object _configSyncLock = new object();
-        [JsonIgnore]
-        public UserConfiguration Configuration
-        {
-            get
-            {
-                if (_config == null)
-                {
-                    lock (_configSyncLock)
-                    {
-                        if (_config == null)
-                        {
-                            _config = UserManager.GetUserConfiguration(this);
-                        }
-                    }
-                }
-
-                return _config;
-            }
-            set => _config = value;
-        }
-
-        private volatile UserPolicy _policy;
-        private readonly object _policySyncLock = new object();
-        [JsonIgnore]
-        public UserPolicy Policy
-        {
-            get
-            {
-                if (_policy == null)
-                {
-                    lock (_policySyncLock)
-                    {
-                        if (_policy == null)
-                        {
-                            _policy = UserManager.GetUserPolicy(this);
-                        }
-                    }
-                }
-
-                return _policy;
-            }
-            set => _policy = value;
-        }
-
-        /// <summary>
-        /// Renames the user.
-        /// </summary>
-        /// <param name="newName">The new name.</param>
-        /// <returns>Task.</returns>
-        /// <exception cref="ArgumentNullException"></exception>
-        public Task Rename(string newName)
-        {
-            if (string.IsNullOrWhiteSpace(newName))
-            {
-                throw new ArgumentException("Username can't be empty", nameof(newName));
-            }
-
-            Name = newName;
-
-            return RefreshMetadata(
-                new MetadataRefreshOptions(new DirectoryService(FileSystem))
-                {
-                    ReplaceAllMetadata = true,
-                    ImageRefreshMode = MetadataRefreshMode.FullRefresh,
-                    MetadataRefreshMode = MetadataRefreshMode.FullRefresh,
-                    ForceSave = true
-
-                },
-                CancellationToken.None);
-        }
-
-        public override void UpdateToRepository(ItemUpdateType updateReason, CancellationToken cancellationToken)
-        {
-            UserManager.UpdateUser(this);
-        }
-
-        /// <summary>
-        /// Gets the path to the user's configuration directory
-        /// </summary>
-        /// <value>The configuration directory path.</value>
-        [JsonIgnore]
-        public string ConfigurationDirectoryPath => GetConfigurationDirectoryPath(Name);
-
-        public override double GetDefaultPrimaryImageAspectRatio()
-        {
-            return 1;
-        }
-
-        /// <summary>
-        /// Gets the configuration directory path.
-        /// </summary>
-        /// <param name="username">The username.</param>
-        /// <returns>System.String.</returns>
-        private string GetConfigurationDirectoryPath(string username)
-        {
-            var parentPath = ConfigurationManager.ApplicationPaths.UserConfigurationDirectoryPath;
-
-            // TODO: Remove idPath and just use usernamePath for future releases
-            var usernamePath = System.IO.Path.Combine(parentPath, username);
-            var idPath = System.IO.Path.Combine(parentPath, Id.ToString("N", CultureInfo.InvariantCulture));
-            if (!Directory.Exists(usernamePath) && Directory.Exists(idPath))
-            {
-                Directory.Move(idPath, usernamePath);
-            }
-
-            return usernamePath;
-        }
-
-        public bool IsParentalScheduleAllowed()
-        {
-            return IsParentalScheduleAllowed(DateTime.UtcNow);
-        }
-
-        public bool IsParentalScheduleAllowed(DateTime date)
-        {
-            var schedules = Policy.AccessSchedules;
-
-            if (schedules.Length == 0)
-            {
-                return true;
-            }
-
-            foreach (var i in schedules)
-            {
-                if (IsParentalScheduleAllowed(i, date))
-                {
-                    return true;
-                }
-            }
-            return false;
-        }
-
-        private bool IsParentalScheduleAllowed(AccessSchedule schedule, DateTime date)
-        {
-            if (date.Kind != DateTimeKind.Utc)
-            {
-                throw new ArgumentException("Utc date expected");
-            }
-
-            var localTime = date.ToLocalTime();
-
-            return DayOfWeekHelper.GetDaysOfWeek(schedule.DayOfWeek).Contains(localTime.DayOfWeek) &&
-                IsWithinTime(schedule, localTime);
-        }
-
-        private bool IsWithinTime(AccessSchedule schedule, DateTime localTime)
-        {
-            var hour = localTime.TimeOfDay.TotalHours;
-
-            return hour >= schedule.StartHour && hour <= schedule.EndHour;
-        }
-
-        public bool IsFolderGrouped(Guid id)
-        {
-            foreach (var i in Configuration.GroupedFolders)
-            {
-                if (new Guid(i) == id)
-                {
-                    return true;
-                }
-            }
-            return false;
-        }
-
-        [JsonIgnore]
-        public override bool SupportsPeople => false;
-
-        public long InternalId { get; set; }
-
-
-    }
-}
diff --git a/MediaBrowser.Controller/Entities/UserRootFolder.cs b/MediaBrowser.Controller/Entities/UserRootFolder.cs
index 8a68f830c..39f4e0b6c 100644
--- a/MediaBrowser.Controller/Entities/UserRootFolder.cs
+++ b/MediaBrowser.Controller/Entities/UserRootFolder.cs
@@ -4,6 +4,7 @@ using System.Linq;
 using System.Text.Json.Serialization;
 using System.Threading;
 using System.Threading.Tasks;
+using Jellyfin.Data.Entities;
 using MediaBrowser.Controller.Providers;
 using MediaBrowser.Model.Library;
 using MediaBrowser.Model.Querying;
diff --git a/MediaBrowser.Controller/Entities/UserView.cs b/MediaBrowser.Controller/Entities/UserView.cs
index 4ce9ec6f8..ceca77bc0 100644
--- a/MediaBrowser.Controller/Entities/UserView.cs
+++ b/MediaBrowser.Controller/Entities/UserView.cs
@@ -3,8 +3,10 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text.Json.Serialization;
 using System.Threading.Tasks;
+using Jellyfin.Data.Entities;
 using MediaBrowser.Controller.TV;
 using MediaBrowser.Model.Querying;
+using Microsoft.Extensions.Logging;
 
 namespace MediaBrowser.Controller.Entities
 {
@@ -66,7 +68,7 @@ namespace MediaBrowser.Controller.Entities
                 parent = LibraryManager.GetItemById(ParentId) as Folder ?? parent;
             }
 
-            return new UserViewBuilder(UserViewManager, LibraryManager, Logger, UserDataManager, TVSeriesManager, ConfigurationManager)
+            return new UserViewBuilder(UserViewManager, LibraryManager, LoggerFactory.CreateLogger<UserViewBuilder>(), UserDataManager, TVSeriesManager, ConfigurationManager)
                 .GetUserItems(parent, this, CollectionType, query);
         }
 
@@ -110,7 +112,7 @@ namespace MediaBrowser.Controller.Entities
 
         private static string[] UserSpecificViewTypes = new string[]
             {
-                MediaBrowser.Model.Entities.CollectionType.Playlists
+                Model.Entities.CollectionType.Playlists
             };
 
         public static bool IsUserSpecific(Folder folder)
@@ -139,8 +141,8 @@ namespace MediaBrowser.Controller.Entities
 
         private static string[] ViewTypesEligibleForGrouping = new string[]
             {
-                MediaBrowser.Model.Entities.CollectionType.Movies,
-                MediaBrowser.Model.Entities.CollectionType.TvShows,
+                Model.Entities.CollectionType.Movies,
+                Model.Entities.CollectionType.TvShows,
                 string.Empty
             };
 
@@ -151,12 +153,12 @@ namespace MediaBrowser.Controller.Entities
 
         private static string[] OriginalFolderViewTypes = new string[]
             {
-                MediaBrowser.Model.Entities.CollectionType.Books,
-                MediaBrowser.Model.Entities.CollectionType.MusicVideos,
-                MediaBrowser.Model.Entities.CollectionType.HomeVideos,
-                MediaBrowser.Model.Entities.CollectionType.Photos,
-                MediaBrowser.Model.Entities.CollectionType.Music,
-                MediaBrowser.Model.Entities.CollectionType.BoxSets
+                Model.Entities.CollectionType.Books,
+                Model.Entities.CollectionType.MusicVideos,
+                Model.Entities.CollectionType.HomeVideos,
+                Model.Entities.CollectionType.Photos,
+                Model.Entities.CollectionType.Music,
+                Model.Entities.CollectionType.BoxSets
             };
 
         public static bool EnableOriginalFolder(string viewType)
diff --git a/MediaBrowser.Controller/Entities/UserViewBuilder.cs b/MediaBrowser.Controller/Entities/UserViewBuilder.cs
index 435a1e8da..bf0e56cf7 100644
--- a/MediaBrowser.Controller/Entities/UserViewBuilder.cs
+++ b/MediaBrowser.Controller/Entities/UserViewBuilder.cs
@@ -2,14 +2,19 @@ using System;
 using System.Collections.Generic;
 using System.Globalization;
 using System.Linq;
+using Jellyfin.Data.Entities;
 using MediaBrowser.Controller.Configuration;
 using MediaBrowser.Controller.Entities.Movies;
-using MediaBrowser.Controller.Entities.TV;
 using MediaBrowser.Controller.Library;
 using MediaBrowser.Controller.TV;
 using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.Querying;
 using Microsoft.Extensions.Logging;
+using Episode = MediaBrowser.Controller.Entities.TV.Episode;
+using MetadataProvider = MediaBrowser.Model.Entities.MetadataProvider;
+using Movie = MediaBrowser.Controller.Entities.Movies.Movie;
+using Season = MediaBrowser.Controller.Entities.TV.Season;
+using Series = MediaBrowser.Controller.Entities.TV.Series;
 
 namespace MediaBrowser.Controller.Entities
 {
@@ -17,7 +22,7 @@ namespace MediaBrowser.Controller.Entities
     {
         private readonly IUserViewManager _userViewManager;
         private readonly ILibraryManager _libraryManager;
-        private readonly ILogger _logger;
+        private readonly ILogger<UserViewBuilder> _logger;
         private readonly IUserDataManager _userDataManager;
         private readonly ITVSeriesManager _tvSeriesManager;
         private readonly IServerConfigurationManager _config;
@@ -25,7 +30,7 @@ namespace MediaBrowser.Controller.Entities
         public UserViewBuilder(
             IUserViewManager userViewManager,
             ILibraryManager libraryManager,
-            ILogger logger,
+            ILogger<UserViewBuilder> logger,
             IUserDataManager userDataManager,
             ITVSeriesManager tvSeriesManager,
             IServerConfigurationManager config)
@@ -140,14 +145,15 @@ namespace MediaBrowser.Controller.Entities
                 return parent.QueryRecursive(query);
             }
 
-            var list = new List<BaseItem>();
-
-            list.Add(GetUserView(SpecialFolder.MovieResume, "HeaderContinueWatching", "0", parent));
-            list.Add(GetUserView(SpecialFolder.MovieLatest, "Latest", "1", parent));
-            list.Add(GetUserView(SpecialFolder.MovieMovies, "Movies", "2", parent));
-            list.Add(GetUserView(SpecialFolder.MovieCollections, "Collections", "3", parent));
-            list.Add(GetUserView(SpecialFolder.MovieFavorites, "Favorites", "4", parent));
-            list.Add(GetUserView(SpecialFolder.MovieGenres, "Genres", "5", parent));
+            var list = new List<BaseItem>
+            {
+                GetUserView(SpecialFolder.MovieResume, "HeaderContinueWatching", "0", parent),
+                GetUserView(SpecialFolder.MovieLatest, "Latest", "1", parent),
+                GetUserView(SpecialFolder.MovieMovies, "Movies", "2", parent),
+                GetUserView(SpecialFolder.MovieCollections, "Collections", "3", parent),
+                GetUserView(SpecialFolder.MovieFavorites, "Favorites", "4", parent),
+                GetUserView(SpecialFolder.MovieGenres, "Genres", "5", parent)
+            };
 
             return GetResult(list, parent, query);
         }
@@ -293,21 +299,27 @@ namespace MediaBrowser.Controller.Entities
 
                 if (query.IncludeItemTypes.Length == 0)
                 {
-                    query.IncludeItemTypes = new[] { typeof(Series).Name, typeof(Season).Name, typeof(Episode).Name };
+                    query.IncludeItemTypes = new[]
+                    {
+                        nameof(Series),
+                        nameof(Season),
+                        nameof(Episode)
+                    };
                 }
 
                 return parent.QueryRecursive(query);
             }
 
-            var list = new List<BaseItem>();
-
-            list.Add(GetUserView(SpecialFolder.TvResume, "HeaderContinueWatching", "0", parent));
-            list.Add(GetUserView(SpecialFolder.TvNextUp, "HeaderNextUp", "1", parent));
-            list.Add(GetUserView(SpecialFolder.TvLatest, "Latest", "2", parent));
-            list.Add(GetUserView(SpecialFolder.TvShowSeries, "Shows", "3", parent));
-            list.Add(GetUserView(SpecialFolder.TvFavoriteSeries, "HeaderFavoriteShows", "4", parent));
-            list.Add(GetUserView(SpecialFolder.TvFavoriteEpisodes, "HeaderFavoriteEpisodes", "5", parent));
-            list.Add(GetUserView(SpecialFolder.TvGenres, "Genres", "6", parent));
+            var list = new List<BaseItem>
+            {
+                GetUserView(SpecialFolder.TvResume, "HeaderContinueWatching", "0", parent),
+                GetUserView(SpecialFolder.TvNextUp, "HeaderNextUp", "1", parent),
+                GetUserView(SpecialFolder.TvLatest, "Latest", "2", parent),
+                GetUserView(SpecialFolder.TvShowSeries, "Shows", "3", parent),
+                GetUserView(SpecialFolder.TvFavoriteSeries, "HeaderFavoriteShows", "4", parent),
+                GetUserView(SpecialFolder.TvFavoriteEpisodes, "HeaderFavoriteEpisodes", "5", parent),
+                GetUserView(SpecialFolder.TvGenres, "Genres", "6", parent)
+            };
 
             return GetResult(list, parent, query);
         }
@@ -417,7 +429,8 @@ namespace MediaBrowser.Controller.Entities
             };
         }
 
-        private QueryResult<BaseItem> GetResult<T>(IEnumerable<T> items,
+        private QueryResult<BaseItem> GetResult<T>(
+            IEnumerable<T> items,
             BaseItem queryParent,
             InternalItemsQuery query)
             where T : BaseItem
@@ -611,7 +624,7 @@ namespace MediaBrowser.Controller.Entities
             {
                 var filterValue = query.HasImdbId.Value;
 
-                var hasValue = !string.IsNullOrEmpty(item.GetProviderId(MetadataProviders.Imdb));
+                var hasValue = !string.IsNullOrEmpty(item.GetProviderId(MetadataProvider.Imdb));
 
                 if (hasValue != filterValue)
                 {
@@ -623,7 +636,7 @@ namespace MediaBrowser.Controller.Entities
             {
                 var filterValue = query.HasTmdbId.Value;
 
-                var hasValue = !string.IsNullOrEmpty(item.GetProviderId(MetadataProviders.Tmdb));
+                var hasValue = !string.IsNullOrEmpty(item.GetProviderId(MetadataProvider.Tmdb));
 
                 if (hasValue != filterValue)
                 {
@@ -635,7 +648,7 @@ namespace MediaBrowser.Controller.Entities
             {
                 var filterValue = query.HasTvdbId.Value;
 
-                var hasValue = !string.IsNullOrEmpty(item.GetProviderId(MetadataProviders.Tvdb));
+                var hasValue = !string.IsNullOrEmpty(item.GetProviderId(MetadataProvider.Tvdb));
 
                 if (hasValue != filterValue)
                 {
diff --git a/MediaBrowser.Controller/Entities/Video.cs b/MediaBrowser.Controller/Entities/Video.cs
index c3ea7f347..72eb67a06 100644
--- a/MediaBrowser.Controller/Entities/Video.cs
+++ b/MediaBrowser.Controller/Entities/Video.cs
@@ -272,13 +272,13 @@ namespace MediaBrowser.Controller.Entities
             {
                 if (ExtraType.HasValue)
                 {
-                    var key = this.GetProviderId(MetadataProviders.Tmdb);
+                    var key = this.GetProviderId(MetadataProvider.Tmdb);
                     if (!string.IsNullOrEmpty(key))
                     {
                         list.Insert(0, GetUserDataKey(key));
                     }
 
-                    key = this.GetProviderId(MetadataProviders.Imdb);
+                    key = this.GetProviderId(MetadataProvider.Imdb);
                     if (!string.IsNullOrEmpty(key))
                     {
                         list.Insert(0, GetUserDataKey(key));
@@ -286,13 +286,13 @@ namespace MediaBrowser.Controller.Entities
                 }
                 else
                 {
-                    var key = this.GetProviderId(MetadataProviders.Imdb);
+                    var key = this.GetProviderId(MetadataProvider.Imdb);
                     if (!string.IsNullOrEmpty(key))
                     {
                         list.Insert(0, key);
                     }
 
-                    key = this.GetProviderId(MetadataProviders.Tmdb);
+                    key = this.GetProviderId(MetadataProvider.Tmdb);
                     if (!string.IsNullOrEmpty(key))
                     {
                         list.Insert(0, key);
diff --git a/MediaBrowser.Controller/IO/FileData.cs b/MediaBrowser.Controller/IO/FileData.cs
index 4bbb60283..666a3f76b 100644
--- a/MediaBrowser.Controller/IO/FileData.cs
+++ b/MediaBrowser.Controller/IO/FileData.cs
@@ -35,7 +35,8 @@ namespace MediaBrowser.Controller.IO
         /// <param name="resolveShortcuts">if set to <c>true</c> [resolve shortcuts].</param>
         /// <returns>Dictionary{System.StringFileSystemInfo}.</returns>
         /// <exception cref="ArgumentNullException">path</exception>
-        public static FileSystemMetadata[] GetFilteredFileSystemEntries(IDirectoryService directoryService,
+        public static FileSystemMetadata[] GetFilteredFileSystemEntries(
+            IDirectoryService directoryService,
             string path,
             IFileSystem fileSystem,
             IServerApplicationHost appHost,
diff --git a/MediaBrowser.Controller/IServerApplicationHost.cs b/MediaBrowser.Controller/IServerApplicationHost.cs
index 608ffc61c..d1d6c74b8 100644
--- a/MediaBrowser.Controller/IServerApplicationHost.cs
+++ b/MediaBrowser.Controller/IServerApplicationHost.cs
@@ -39,10 +39,9 @@ namespace MediaBrowser.Controller
         int HttpsPort { get; }
 
         /// <summary>
-        /// Gets a value indicating whether [supports HTTPS].
+        /// Gets a value indicating whether the server should listen on an HTTPS port.
         /// </summary>
-        /// <value><c>true</c> if [supports HTTPS]; otherwise, <c>false</c>.</value>
-        bool EnableHttps { get; }
+        bool ListenWithHttps { get; }
 
         /// <summary>
         /// Gets a value indicating whether this instance has update available.
@@ -57,32 +56,52 @@ namespace MediaBrowser.Controller
         string FriendlyName { get; }
 
         /// <summary>
-        /// Gets the local ip address.
+        /// Gets all the local IP addresses of this API instance. Each address is validated by sending a 'ping' request
+        /// to the API that should exist at the address.
         /// </summary>
-        /// <value>The local ip address.</value>
+        /// <param name="cancellationToken">A cancellation token that can be used to cancel the task.</param>
+        /// <returns>A list containing all the local IP addresses of the server.</returns>
         Task<List<IPAddress>> GetLocalIpAddresses(CancellationToken cancellationToken);
 
         /// <summary>
-        /// Gets the local API URL.
+        /// Gets a local (LAN) URL that can be used to access the API. The hostname used is the first valid configured
+        /// IP address that can be found via <see cref="GetLocalIpAddresses"/>. HTTPS will be preferred when available.
         /// </summary>
-        /// <value>The local API URL.</value>
+        /// <param name="cancellationToken">A cancellation token that can be used to cancel the task.</param>
+        /// <returns>The server URL.</returns>
         Task<string> GetLocalApiUrl(CancellationToken cancellationToken);
 
         /// <summary>
-        /// Gets the local API URL.
+        /// Gets a localhost URL that can be used to access the API using the loop-back IP address (127.0.0.1)
+        /// over HTTP (not HTTPS).
         /// </summary>
-        /// <param name="hostname">The hostname.</param>
-        /// <returns>The local API URL.</returns>
-        string GetLocalApiUrl(ReadOnlySpan<char> hostname);
+        /// <returns>The API URL.</returns>
+        string GetLoopbackHttpApiUrl();
 
         /// <summary>
-        /// Gets the local API URL.
+        /// Gets a local (LAN) URL that can be used to access the API. HTTPS will be preferred when available.
         /// </summary>
-        /// <param name="address">The IP address.</param>
-        /// <returns>The local API URL.</returns>
+        /// <param name="address">The IP address to use as the hostname in the URL.</param>
+        /// <returns>The API URL.</returns>
         string GetLocalApiUrl(IPAddress address);
 
         /// <summary>
+        /// Gets a local (LAN) URL that can be used to access the API.
+        /// Note: if passing non-null scheme or port it is up to the caller to ensure they form the correct pair.
+        /// </summary>
+        /// <param name="hostname">The hostname to use in the URL.</param>
+        /// <param name="scheme">
+        /// The scheme to use for the URL. If null, the scheme will be selected automatically,
+        /// preferring HTTPS, if available.
+        /// </param>
+        /// <param name="port">
+        /// The port to use for the URL. If null, the port will be selected automatically,
+        /// preferring the HTTPS port, if available.
+        /// </param>
+        /// <returns>The API URL.</returns>
+        string GetLocalApiUrl(ReadOnlySpan<char> hostname, string scheme = null, int? port = null);
+
+        /// <summary>
         /// Open a URL in an external browser window.
         /// </summary>
         /// <param name="url">The URL to open.</param>
@@ -97,7 +116,5 @@ namespace MediaBrowser.Controller
         string ReverseVirtualPath(string path);
 
         Task ExecuteHttpHandlerAsync(HttpContext context, Func<Task> next);
-
-        Task ExecuteWebsocketHandlerAsync(HttpContext context, Func<Task> next);
     }
 }
diff --git a/MediaBrowser.Controller/IServerApplicationPaths.cs b/MediaBrowser.Controller/IServerApplicationPaths.cs
index 5d7c60910..c35a22ac7 100644
--- a/MediaBrowser.Controller/IServerApplicationPaths.cs
+++ b/MediaBrowser.Controller/IServerApplicationPaths.cs
@@ -71,7 +71,12 @@ namespace MediaBrowser.Controller
         string UserConfigurationDirectoryPath { get; }
 
         /// <summary>
-        /// Gets the internal metadata path.
+        /// Gets the default internal metadata path.
+        /// </summary>
+        string DefaultInternalMetadataPath { get; }
+
+        /// <summary>
+        /// Gets the internal metadata path, either a custom path or the default.
         /// </summary>
         /// <value>The internal metadata path.</value>
         string InternalMetadataPath { get; }
diff --git a/MediaBrowser.Controller/Library/IIntroProvider.cs b/MediaBrowser.Controller/Library/IIntroProvider.cs
index d9d1ca8c7..aa7001611 100644
--- a/MediaBrowser.Controller/Library/IIntroProvider.cs
+++ b/MediaBrowser.Controller/Library/IIntroProvider.cs
@@ -15,7 +15,7 @@ namespace MediaBrowser.Controller.Library
         /// <param name="item">The item.</param>
         /// <param name="user">The user.</param>
         /// <returns>IEnumerable{System.String}.</returns>
-        Task<IEnumerable<IntroInfo>> GetIntros(BaseItem item, User user);
+        Task<IEnumerable<IntroInfo>> GetIntros(BaseItem item, Jellyfin.Data.Entities.User user);
 
         /// <summary>
         /// Gets all intro files.
diff --git a/MediaBrowser.Controller/Library/ILibraryManager.cs b/MediaBrowser.Controller/Library/ILibraryManager.cs
index 2e1c97f67..d7237039e 100644
--- a/MediaBrowser.Controller/Library/ILibraryManager.cs
+++ b/MediaBrowser.Controller/Library/ILibraryManager.cs
@@ -2,10 +2,10 @@ using System;
 using System.Collections.Generic;
 using System.Threading;
 using System.Threading.Tasks;
+using Jellyfin.Data.Entities;
 using MediaBrowser.Controller.Dto;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Entities.Audio;
-using MediaBrowser.Controller.Entities.TV;
 using MediaBrowser.Controller.Providers;
 using MediaBrowser.Controller.Resolvers;
 using MediaBrowser.Controller.Sorting;
@@ -14,6 +14,9 @@ using MediaBrowser.Model.Dto;
 using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.IO;
 using MediaBrowser.Model.Querying;
+using Episode = MediaBrowser.Controller.Entities.TV.Episode;
+using Genre = MediaBrowser.Controller.Entities.Genre;
+using Person = MediaBrowser.Controller.Entities.Person;
 
 namespace MediaBrowser.Controller.Library
 {
@@ -27,14 +30,18 @@ namespace MediaBrowser.Controller.Library
         /// </summary>
         /// <param name="fileInfo">The file information.</param>
         /// <param name="parent">The parent.</param>
+        /// <param name="allowIgnorePath">Allow the path to be ignored.</param>
         /// <returns>BaseItem.</returns>
-        BaseItem ResolvePath(FileSystemMetadata fileInfo,
-            Folder parent = null);
+        BaseItem ResolvePath(
+            FileSystemMetadata fileInfo,
+            Folder parent = null,
+            bool allowIgnorePath = true);
 
         /// <summary>
         /// Resolves a set of files into a list of BaseItem
         /// </summary>
-        IEnumerable<BaseItem> ResolvePaths(IEnumerable<FileSystemMetadata> files,
+        IEnumerable<BaseItem> ResolvePaths(
+            IEnumerable<FileSystemMetadata> files,
             IDirectoryService directoryService,
             Folder parent,
             LibraryOptions libraryOptions,
@@ -118,7 +125,7 @@ namespace MediaBrowser.Controller.Library
         /// </summary>
         void QueueLibraryScan();
 
-        void UpdateImages(BaseItem item);
+        void UpdateImages(BaseItem item, bool forceUpdate = false);
 
         /// <summary>
         /// Gets the default view.
@@ -195,6 +202,7 @@ namespace MediaBrowser.Controller.Library
         /// Updates the item.
         /// </summary>
         void UpdateItems(IEnumerable<BaseItem> items, BaseItem parent, ItemUpdateType updateReason, CancellationToken cancellationToken);
+
         void UpdateItem(BaseItem item, BaseItem parent, ItemUpdateType updateReason, CancellationToken cancellationToken);
 
         /// <summary>
@@ -284,7 +292,8 @@ namespace MediaBrowser.Controller.Library
         /// <param name="parentId">The parent identifier.</param>
         /// <param name="viewType">Type of the view.</param>
         /// <param name="sortName">Name of the sort.</param>
-        UserView GetNamedView(User user,
+        UserView GetNamedView(
+            User user,
             string name,
             Guid parentId,
             string viewType,
@@ -297,7 +306,8 @@ namespace MediaBrowser.Controller.Library
         /// <param name="name">The name.</param>
         /// <param name="viewType">Type of the view.</param>
         /// <param name="sortName">Name of the sort.</param>
-        UserView GetNamedView(User user,
+        UserView GetNamedView(
+            User user,
             string name,
             string viewType,
             string sortName);
diff --git a/MediaBrowser.Controller/Library/IMediaSourceManager.cs b/MediaBrowser.Controller/Library/IMediaSourceManager.cs
index 0ceabd0e6..94528ff77 100644
--- a/MediaBrowser.Controller/Library/IMediaSourceManager.cs
+++ b/MediaBrowser.Controller/Library/IMediaSourceManager.cs
@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.IO;
 using System.Threading;
 using System.Threading.Tasks;
+using Jellyfin.Data.Entities;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Persistence;
 using MediaBrowser.Model.Dto;
diff --git a/MediaBrowser.Controller/Library/IMusicManager.cs b/MediaBrowser.Controller/Library/IMusicManager.cs
index 554dd0895..36b250ec9 100644
--- a/MediaBrowser.Controller/Library/IMusicManager.cs
+++ b/MediaBrowser.Controller/Library/IMusicManager.cs
@@ -1,4 +1,5 @@
 using System.Collections.Generic;
+using Jellyfin.Data.Entities;
 using MediaBrowser.Controller.Dto;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Entities.Audio;
diff --git a/MediaBrowser.Controller/Library/IUserDataManager.cs b/MediaBrowser.Controller/Library/IUserDataManager.cs
index eb735d31a..f5ccad671 100644
--- a/MediaBrowser.Controller/Library/IUserDataManager.cs
+++ b/MediaBrowser.Controller/Library/IUserDataManager.cs
@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.Threading;
+using Jellyfin.Data.Entities;
 using MediaBrowser.Controller.Dto;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Model.Dto;
@@ -27,7 +28,7 @@ namespace MediaBrowser.Controller.Library
         /// <param name="reason">The reason.</param>
         /// <param name="cancellationToken">The cancellation token.</param>
         void SaveUserData(Guid userId, BaseItem item, UserItemData userData, UserDataSaveReason reason, CancellationToken cancellationToken);
-        void SaveUserData(User userId, BaseItem item, UserItemData userData, UserDataSaveReason reason, CancellationToken cancellationToken);
+        void SaveUserData(User user, BaseItem item, UserItemData userData, UserDataSaveReason reason, CancellationToken cancellationToken);
 
         UserItemData GetUserData(User user, BaseItem item);
 
diff --git a/MediaBrowser.Controller/Library/IUserManager.cs b/MediaBrowser.Controller/Library/IUserManager.cs
index be7b4ce59..b5b2e4729 100644
--- a/MediaBrowser.Controller/Library/IUserManager.cs
+++ b/MediaBrowser.Controller/Library/IUserManager.cs
@@ -1,9 +1,8 @@
 using System;
 using System.Collections.Generic;
-using System.Threading;
 using System.Threading.Tasks;
+using Jellyfin.Data.Entities;
 using MediaBrowser.Controller.Authentication;
-using MediaBrowser.Controller.Entities;
 using MediaBrowser.Model.Configuration;
 using MediaBrowser.Model.Dto;
 using MediaBrowser.Model.Events;
@@ -17,36 +16,46 @@ namespace MediaBrowser.Controller.Library
     public interface IUserManager
     {
         /// <summary>
-        /// Gets the users.
+        /// Occurs when a user is updated.
         /// </summary>
-        /// <value>The users.</value>
-        IEnumerable<User> Users { get; }
+        event EventHandler<GenericEventArgs<User>> OnUserUpdated;
 
         /// <summary>
-        /// Gets the user ids.
+        /// Occurs when a user is created.
         /// </summary>
-        /// <value>The users ids.</value>
-        IEnumerable<Guid> UsersIds { get; }
+        event EventHandler<GenericEventArgs<User>> OnUserCreated;
 
         /// <summary>
-        /// Occurs when [user updated].
+        /// Occurs when a user is deleted.
         /// </summary>
-        event EventHandler<GenericEventArgs<User>> UserUpdated;
+        event EventHandler<GenericEventArgs<User>> OnUserDeleted;
 
         /// <summary>
-        /// Occurs when [user deleted].
+        /// Occurs when a user's password is changed.
         /// </summary>
-        event EventHandler<GenericEventArgs<User>> UserDeleted;
+        event EventHandler<GenericEventArgs<User>> OnUserPasswordChanged;
 
-        event EventHandler<GenericEventArgs<User>> UserCreated;
-
-        event EventHandler<GenericEventArgs<User>> UserPolicyUpdated;
+        /// <summary>
+        /// Occurs when a user is locked out.
+        /// </summary>
+        event EventHandler<GenericEventArgs<User>> OnUserLockedOut;
 
-        event EventHandler<GenericEventArgs<User>> UserConfigurationUpdated;
+        /// <summary>
+        /// Gets the users.
+        /// </summary>
+        /// <value>The users.</value>
+        IEnumerable<User> Users { get; }
 
-        event EventHandler<GenericEventArgs<User>> UserPasswordChanged;
+        /// <summary>
+        /// Gets the user ids.
+        /// </summary>
+        /// <value>The users ids.</value>
+        IEnumerable<Guid> UsersIds { get; }
 
-        event EventHandler<GenericEventArgs<User>> UserLockedOut;
+        /// <summary>
+        /// Initializes the user manager and ensures that a user exists.
+        /// </summary>
+        void Initialize();
 
         /// <summary>
         /// Gets a user by Id.
@@ -64,13 +73,6 @@ namespace MediaBrowser.Controller.Library
         User GetUserByName(string name);
 
         /// <summary>
-        /// Refreshes metadata for each user
-        /// </summary>
-        /// <param name="cancellationToken">The cancellation token.</param>
-        /// <returns>Task.</returns>
-        Task RefreshUsersMetadata(CancellationToken cancellationToken);
-
-        /// <summary>
         /// Renames the user.
         /// </summary>
         /// <param name="user">The user.</param>
@@ -89,19 +91,27 @@ namespace MediaBrowser.Controller.Library
         void UpdateUser(User user);
 
         /// <summary>
-        /// Creates the user.
+        /// Updates the user.
         /// </summary>
-        /// <param name="name">The name.</param>
-        /// <returns>User.</returns>
+        /// <param name="user">The user.</param>
+        /// <exception cref="ArgumentNullException">If user is <c>null</c>.</exception>
+        /// <exception cref="ArgumentException">If the provided user doesn't exist.</exception>
+        /// <returns>A task representing the update of the user.</returns>
+        Task UpdateUserAsync(User user);
+
+        /// <summary>
+        /// Creates a user with the specified name.
+        /// </summary>
+        /// <param name="name">The name of the new user.</param>
+        /// <returns>The created user.</returns>
         /// <exception cref="ArgumentNullException">name</exception>
         /// <exception cref="ArgumentException"></exception>
         User CreateUser(string name);
 
         /// <summary>
-        /// Deletes the user.
+        /// Deletes the specified user.
         /// </summary>
-        /// <param name="user">The user.</param>
-        /// <returns>Task.</returns>
+        /// <param name="user">The user to be deleted.</param>
         void DeleteUser(User user);
 
         /// <summary>
@@ -112,13 +122,6 @@ namespace MediaBrowser.Controller.Library
         Task ResetPassword(User user);
 
         /// <summary>
-        /// Gets the offline user dto.
-        /// </summary>
-        /// <param name="user">The user.</param>
-        /// <returns>UserDto.</returns>
-        UserDto GetOfflineUserDto(User user);
-
-        /// <summary>
         /// Resets the easy password.
         /// </summary>
         /// <param name="user">The user.</param>
@@ -163,47 +166,34 @@ namespace MediaBrowser.Controller.Library
         /// <returns><c>true</c> if XXXX, <c>false</c> otherwise.</returns>
         Task<PinRedeemResult> RedeemPasswordResetPin(string pin);
 
-        /// <summary>
-        /// Gets the user policy.
-        /// </summary>
-        /// <param name="user">The user.</param>
-        /// <returns>UserPolicy.</returns>
-        UserPolicy GetUserPolicy(User user);
+        void AddParts(IEnumerable<IAuthenticationProvider> authenticationProviders, IEnumerable<IPasswordResetProvider> passwordResetProviders);
 
-        /// <summary>
-        /// Gets the user configuration.
-        /// </summary>
-        /// <param name="user">The user.</param>
-        /// <returns>UserConfiguration.</returns>
-        UserConfiguration GetUserConfiguration(User user);
+        NameIdPair[] GetAuthenticationProviders();
+
+        NameIdPair[] GetPasswordResetProviders();
 
         /// <summary>
-        /// Updates the configuration.
+        /// This method updates the user's configuration.
+        /// This is only included as a stopgap until the new API, using this internally is not recommended.
+        /// Instead, modify the user object directly, then call <see cref="UpdateUser"/>.
         /// </summary>
-        /// <param name="userId">The user identifier.</param>
-        /// <param name="newConfiguration">The new configuration.</param>
-        /// <returns>Task.</returns>
-        void UpdateConfiguration(Guid userId, UserConfiguration newConfiguration);
-
-        void UpdateConfiguration(User user, UserConfiguration newConfiguration);
+        /// <param name="userId">The user's Id.</param>
+        /// <param name="config">The request containing the new user configuration.</param>
+        void UpdateConfiguration(Guid userId, UserConfiguration config);
 
         /// <summary>
-        /// Updates the user policy.
+        /// This method updates the user's policy.
+        /// This is only included as a stopgap until the new API, using this internally is not recommended.
+        /// Instead, modify the user object directly, then call <see cref="UpdateUser"/>.
         /// </summary>
-        /// <param name="userId">The user identifier.</param>
-        /// <param name="userPolicy">The user policy.</param>
-        void UpdateUserPolicy(Guid userId, UserPolicy userPolicy);
+        /// <param name="userId">The user's Id.</param>
+        /// <param name="policy">The request containing the new user policy.</param>
+        void UpdatePolicy(Guid userId, UserPolicy policy);
 
         /// <summary>
-        /// Makes the valid username.
+        /// Clears the user's profile image.
         /// </summary>
-        /// <param name="username">The username.</param>
-        /// <returns>System.String.</returns>
-        string MakeValidUsername(string username);
-
-        void AddParts(IEnumerable<IAuthenticationProvider> authenticationProviders, IEnumerable<IPasswordResetProvider> passwordResetProviders);
-
-        NameIdPair[] GetAuthenticationProviders();
-        NameIdPair[] GetPasswordResetProviders();
+        /// <param name="user">The user.</param>
+        void ClearProfileImage(User user);
     }
 }
diff --git a/MediaBrowser.Controller/Library/PlaybackProgressEventArgs.cs b/MediaBrowser.Controller/Library/PlaybackProgressEventArgs.cs
index b0302d04c..b4e205184 100644
--- a/MediaBrowser.Controller/Library/PlaybackProgressEventArgs.cs
+++ b/MediaBrowser.Controller/Library/PlaybackProgressEventArgs.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using Jellyfin.Data.Entities;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Session;
 using MediaBrowser.Model.Dto;
diff --git a/MediaBrowser.Controller/Library/Profiler.cs b/MediaBrowser.Controller/Library/Profiler.cs
index 46a97d181..0febef3d3 100644
--- a/MediaBrowser.Controller/Library/Profiler.cs
+++ b/MediaBrowser.Controller/Library/Profiler.cs
@@ -21,7 +21,7 @@ namespace MediaBrowser.Controller.Library
         /// <summary>
         /// The _logger
         /// </summary>
-        private readonly ILogger _logger;
+        private readonly ILogger<Profiler> _logger;
 
         /// <summary>
         /// Initializes a new instance of the <see cref="Profiler" /> class.
diff --git a/MediaBrowser.Controller/LiveTv/ILiveTvManager.cs b/MediaBrowser.Controller/LiveTv/ILiveTvManager.cs
index e02c387e4..bc3bf78f0 100644
--- a/MediaBrowser.Controller/LiveTv/ILiveTvManager.cs
+++ b/MediaBrowser.Controller/LiveTv/ILiveTvManager.cs
@@ -2,6 +2,7 @@ using System;
 using System.Collections.Generic;
 using System.Threading;
 using System.Threading.Tasks;
+using Jellyfin.Data.Entities;
 using MediaBrowser.Controller.Dto;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Library;
diff --git a/MediaBrowser.Controller/LiveTv/LiveTvChannel.cs b/MediaBrowser.Controller/LiveTv/LiveTvChannel.cs
index 60391bb83..10af98121 100644
--- a/MediaBrowser.Controller/LiveTv/LiveTvChannel.cs
+++ b/MediaBrowser.Controller/LiveTv/LiveTvChannel.cs
@@ -3,8 +3,8 @@ using System.Collections.Generic;
 using System.Globalization;
 using System.Linq;
 using System.Text.Json.Serialization;
+using Jellyfin.Data.Enums;
 using MediaBrowser.Controller.Entities;
-using MediaBrowser.Model.Configuration;
 using MediaBrowser.Model.Dto;
 using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.LiveTv;
diff --git a/MediaBrowser.Controller/LiveTv/LiveTvProgram.cs b/MediaBrowser.Controller/LiveTv/LiveTvProgram.cs
index 13df85aed..5b901d223 100644
--- a/MediaBrowser.Controller/LiveTv/LiveTvProgram.cs
+++ b/MediaBrowser.Controller/LiveTv/LiveTvProgram.cs
@@ -3,10 +3,10 @@ using System.Collections.Generic;
 using System.Globalization;
 using System.Linq;
 using System.Text.Json.Serialization;
+using Jellyfin.Data.Enums;
 using MediaBrowser.Common.Configuration;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Providers;
-using MediaBrowser.Model.Configuration;
 using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.LiveTv;
 using MediaBrowser.Model.Providers;
@@ -26,13 +26,13 @@ namespace MediaBrowser.Controller.LiveTv
 
             if (!IsSeries)
             {
-                var key = this.GetProviderId(MetadataProviders.Imdb);
+                var key = this.GetProviderId(MetadataProvider.Imdb);
                 if (!string.IsNullOrEmpty(key))
                 {
                     list.Insert(0, key);
                 }
 
-                key = this.GetProviderId(MetadataProviders.Tmdb);
+                key = this.GetProviderId(MetadataProvider.Tmdb);
                 if (!string.IsNullOrEmpty(key))
                 {
                     list.Insert(0, key);
@@ -253,7 +253,7 @@ namespace MediaBrowser.Controller.LiveTv
         {
             var list = base.GetRelatedUrls();
 
-            var imdbId = this.GetProviderId(MetadataProviders.Imdb);
+            var imdbId = this.GetProviderId(MetadataProvider.Imdb);
             if (!string.IsNullOrEmpty(imdbId))
             {
                 if (IsMovie)
diff --git a/MediaBrowser.Controller/LiveTv/TimerEventInfo.cs b/MediaBrowser.Controller/LiveTv/TimerEventInfo.cs
index cfec39b4e..1b8f41db6 100644
--- a/MediaBrowser.Controller/LiveTv/TimerEventInfo.cs
+++ b/MediaBrowser.Controller/LiveTv/TimerEventInfo.cs
@@ -1,10 +1,19 @@
+#nullable enable
+#pragma warning disable CS1591
+
 using System;
 
 namespace MediaBrowser.Controller.LiveTv
 {
     public class TimerEventInfo
     {
-        public string Id { get; set; }
-        public Guid ProgramId { get; set; }
+        public TimerEventInfo(string id)
+        {
+            Id = id;
+        }
+
+        public string Id { get; }
+
+        public Guid? ProgramId { get; set; }
     }
 }
diff --git a/MediaBrowser.Controller/MediaBrowser.Controller.csproj b/MediaBrowser.Controller/MediaBrowser.Controller.csproj
index 662ab2535..73e966344 100644
--- a/MediaBrowser.Controller/MediaBrowser.Controller.csproj
+++ b/MediaBrowser.Controller/MediaBrowser.Controller.csproj
@@ -1,5 +1,10 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
+  <!-- ProjectGuid is only included as a requirement for SonarQube analysis -->
+  <PropertyGroup>
+    <ProjectGuid>{17E1F4E6-8ABD-4FE5-9ECF-43D4B6087BA2}</ProjectGuid>
+  </PropertyGroup>
+
   <PropertyGroup>
     <Authors>Jellyfin Contributors</Authors>
     <PackageId>Jellyfin.Controller</PackageId>
@@ -8,8 +13,8 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="3.1.3" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.Binder" Version="3.1.3" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="3.1.5" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.Binder" Version="3.1.5" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
index 8fefdd770..8ce106469 100644
--- a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
+++ b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
@@ -5,6 +5,7 @@ using System.IO;
 using System.Linq;
 using System.Text;
 using System.Threading;
+using Jellyfin.Data.Enums;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Extensions;
 using MediaBrowser.Model.Configuration;
@@ -459,7 +460,7 @@ namespace MediaBrowser.Controller.MediaEncoding
             {
                 var videoDecoder = GetHardwareAcceleratedVideoDecoder(state, encodingOptions);
                 var outputVideoCodec = GetVideoEncoder(state, encodingOptions);
-				
+
                 var hasTextSubs = state.SubtitleStream != null && state.SubtitleStream.IsTextSubtitleStream && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
 
                 if (!hasTextSubs)
@@ -1338,7 +1339,7 @@ namespace MediaBrowser.Controller.MediaEncoding
                 transcoderChannelLimit = 6;
             }
 
-            var isTranscodingAudio = !string.Equals(codec, "copy", StringComparison.OrdinalIgnoreCase);
+            var isTranscodingAudio = !EncodingHelper.IsCopyCodec(codec);
 
             int? resultChannels = state.GetRequestedAudioChannels(codec);
             if (isTranscodingAudio)
@@ -1734,7 +1735,8 @@ namespace MediaBrowser.Controller.MediaEncoding
 
             var hasTextSubs = state.SubtitleStream != null && state.SubtitleStream.IsTextSubtitleStream && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
 
-            if (string.Equals(videoEncoder, "h264_vaapi", StringComparison.OrdinalIgnoreCase) || (string.Equals(videoEncoder, "h264_qsv", StringComparison.OrdinalIgnoreCase) && !hasTextSubs)
+            if ((string.Equals(videoEncoder, "h264_vaapi", StringComparison.OrdinalIgnoreCase)
+                || (string.Equals(videoEncoder, "h264_qsv", StringComparison.OrdinalIgnoreCase) && !hasTextSubs))
                 && width.HasValue
                 && height.HasValue)
             {
@@ -1991,7 +1993,7 @@ namespace MediaBrowser.Controller.MediaEncoding
                 filters.Add("hwupload");
             }
 
-            // When the input may or may not be hardware QSV decodable            
+            // When the input may or may not be hardware QSV decodable
             else if (string.Equals(outputVideoCodec, "h264_qsv", StringComparison.OrdinalIgnoreCase))
             {
                 if (!hasTextSubs)
@@ -2147,7 +2149,7 @@ namespace MediaBrowser.Controller.MediaEncoding
                 var user = state.User;
 
                 // If the user doesn't have access to transcoding, then force stream copy, regardless of whether it will be compatible or not
-                if (user != null && !user.Policy.EnableVideoPlaybackTranscoding)
+                if (user != null && !user.HasPermission(PermissionKind.EnableVideoPlaybackTranscoding))
                 {
                     state.OutputVideoCodec = "copy";
                 }
@@ -2163,7 +2165,7 @@ namespace MediaBrowser.Controller.MediaEncoding
                 var user = state.User;
 
                 // If the user doesn't have access to transcoding, then force stream copy, regardless of whether it will be compatible or not
-                if (user != null && !user.Policy.EnableAudioPlaybackTranscoding)
+                if (user != null && !user.HasPermission(PermissionKind.EnableAudioPlaybackTranscoding))
                 {
                     state.OutputAudioCodec = "copy";
                 }
@@ -2248,7 +2250,7 @@ namespace MediaBrowser.Controller.MediaEncoding
                 flags.Add("+ignidx");
             }
 
-            if (state.GenPtsInput || string.Equals(state.OutputVideoCodec, "copy", StringComparison.OrdinalIgnoreCase))
+            if (state.GenPtsInput || EncodingHelper.IsCopyCodec(state.OutputVideoCodec))
             {
                 flags.Add("+genpts");
             }
@@ -2511,7 +2513,7 @@ namespace MediaBrowser.Controller.MediaEncoding
         /// </summary>
         protected string GetHardwareAcceleratedVideoDecoder(EncodingJobInfo state, EncodingOptions encodingOptions)
         {
-            if (string.Equals(state.OutputVideoCodec, "copy", StringComparison.OrdinalIgnoreCase))
+            if (EncodingHelper.IsCopyCodec(state.OutputVideoCodec))
             {
                 return null;
             }
@@ -2547,7 +2549,7 @@ namespace MediaBrowser.Controller.MediaEncoding
                                     encodingOptions.HardwareDecodingCodecs = Array.Empty<string>();
                                     return null;
                                 }
-                                return "-c:v h264_qsv ";
+                                return "-c:v h264_qsv";
                             }
                             break;
                         case "hevc":
@@ -2555,19 +2557,19 @@ namespace MediaBrowser.Controller.MediaEncoding
                             if (_mediaEncoder.SupportsDecoder("hevc_qsv") && encodingOptions.HardwareDecodingCodecs.Contains("hevc", StringComparer.OrdinalIgnoreCase))
                             {
                                 //return "-c:v hevc_qsv -load_plugin hevc_hw ";
-                                return "-c:v hevc_qsv ";
+                                return "-c:v hevc_qsv";
                             }
                             break;
                         case "mpeg2video":
                             if (_mediaEncoder.SupportsDecoder("mpeg2_qsv") && encodingOptions.HardwareDecodingCodecs.Contains("mpeg2video", StringComparer.OrdinalIgnoreCase))
                             {
-                                return "-c:v mpeg2_qsv ";
+                                return "-c:v mpeg2_qsv";
                             }
                             break;
                         case "vc1":
                             if (_mediaEncoder.SupportsDecoder("vc1_qsv") && encodingOptions.HardwareDecodingCodecs.Contains("vc1", StringComparer.OrdinalIgnoreCase))
                             {
-                                return "-c:v vc1_qsv ";
+                                return "-c:v vc1_qsv";
                             }
                             break;
                     }
@@ -2587,32 +2589,32 @@ namespace MediaBrowser.Controller.MediaEncoding
                                     encodingOptions.HardwareDecodingCodecs = Array.Empty<string>();
                                     return null;
                                 }
-                                return "-c:v h264_cuvid ";
+                                return "-c:v h264_cuvid";
                             }
                             break;
                         case "hevc":
                         case "h265":
                             if (_mediaEncoder.SupportsDecoder("hevc_cuvid") && encodingOptions.HardwareDecodingCodecs.Contains("hevc", StringComparer.OrdinalIgnoreCase))
                             {
-                                return "-c:v hevc_cuvid ";
+                                return "-c:v hevc_cuvid";
                             }
                             break;
                         case "mpeg2video":
                             if (_mediaEncoder.SupportsDecoder("mpeg2_cuvid") && encodingOptions.HardwareDecodingCodecs.Contains("mpeg2video", StringComparer.OrdinalIgnoreCase))
                             {
-                                return "-c:v mpeg2_cuvid ";
+                                return "-c:v mpeg2_cuvid";
                             }
                             break;
                         case "vc1":
                             if (_mediaEncoder.SupportsDecoder("vc1_cuvid") && encodingOptions.HardwareDecodingCodecs.Contains("vc1", StringComparer.OrdinalIgnoreCase))
                             {
-                                return "-c:v vc1_cuvid ";
+                                return "-c:v vc1_cuvid";
                             }
                             break;
                         case "mpeg4":
                             if (_mediaEncoder.SupportsDecoder("mpeg4_cuvid") && encodingOptions.HardwareDecodingCodecs.Contains("mpeg4", StringComparer.OrdinalIgnoreCase))
                             {
-                                return "-c:v mpeg4_cuvid ";
+                                return "-c:v mpeg4_cuvid";
                             }
                             break;
                     }
@@ -2626,38 +2628,38 @@ namespace MediaBrowser.Controller.MediaEncoding
                         case "h264":
                             if (_mediaEncoder.SupportsDecoder("h264_mediacodec") && encodingOptions.HardwareDecodingCodecs.Contains("h264", StringComparer.OrdinalIgnoreCase))
                             {
-                                return "-c:v h264_mediacodec ";
+                                return "-c:v h264_mediacodec";
                             }
                             break;
                         case "hevc":
                         case "h265":
                             if (_mediaEncoder.SupportsDecoder("hevc_mediacodec") && encodingOptions.HardwareDecodingCodecs.Contains("hevc", StringComparer.OrdinalIgnoreCase))
                             {
-                                return "-c:v hevc_mediacodec ";
+                                return "-c:v hevc_mediacodec";
                             }
                             break;
                         case "mpeg2video":
                             if (_mediaEncoder.SupportsDecoder("mpeg2_mediacodec") && encodingOptions.HardwareDecodingCodecs.Contains("mpeg2video", StringComparer.OrdinalIgnoreCase))
                             {
-                                return "-c:v mpeg2_mediacodec ";
+                                return "-c:v mpeg2_mediacodec";
                             }
                             break;
                         case "mpeg4":
                             if (_mediaEncoder.SupportsDecoder("mpeg4_mediacodec") && encodingOptions.HardwareDecodingCodecs.Contains("mpeg4", StringComparer.OrdinalIgnoreCase))
                             {
-                                return "-c:v mpeg4_mediacodec ";
+                                return "-c:v mpeg4_mediacodec";
                             }
                             break;
                         case "vp8":
                             if (_mediaEncoder.SupportsDecoder("vp8_mediacodec") && encodingOptions.HardwareDecodingCodecs.Contains("vp8", StringComparer.OrdinalIgnoreCase))
                             {
-                                return "-c:v vp8_mediacodec ";
+                                return "-c:v vp8_mediacodec";
                             }
                             break;
                         case "vp9":
                             if (_mediaEncoder.SupportsDecoder("vp9_mediacodec") && encodingOptions.HardwareDecodingCodecs.Contains("vp9", StringComparer.OrdinalIgnoreCase))
                             {
-                                return "-c:v vp9_mediacodec ";
+                                return "-c:v vp9_mediacodec";
                             }
                             break;
                     }
@@ -2671,25 +2673,25 @@ namespace MediaBrowser.Controller.MediaEncoding
                         case "h264":
                             if (_mediaEncoder.SupportsDecoder("h264_mmal") && encodingOptions.HardwareDecodingCodecs.Contains("h264", StringComparer.OrdinalIgnoreCase))
                             {
-                                return "-c:v h264_mmal ";
+                                return "-c:v h264_mmal";
                             }
                             break;
                         case "mpeg2video":
                             if (_mediaEncoder.SupportsDecoder("mpeg2_mmal") && encodingOptions.HardwareDecodingCodecs.Contains("mpeg2video", StringComparer.OrdinalIgnoreCase))
                             {
-                                return "-c:v mpeg2_mmal ";
+                                return "-c:v mpeg2_mmal";
                             }
                             break;
                         case "mpeg4":
                             if (_mediaEncoder.SupportsDecoder("mpeg4_mmal") && encodingOptions.HardwareDecodingCodecs.Contains("mpeg4", StringComparer.OrdinalIgnoreCase))
                             {
-                                return "-c:v mpeg4_mmal ";
+                                return "-c:v mpeg4_mmal";
                             }
                             break;
                         case "vc1":
                             if (_mediaEncoder.SupportsDecoder("vc1_mmal") && encodingOptions.HardwareDecodingCodecs.Contains("vc1", StringComparer.OrdinalIgnoreCase))
                             {
-                                return "-c:v vc1_mmal ";
+                                return "-c:v vc1_mmal";
                             }
                             break;
                     }
@@ -2799,7 +2801,7 @@ namespace MediaBrowser.Controller.MediaEncoding
                 args += " -mpegts_m2ts_mode 1";
             }
 
-            if (string.Equals(videoCodec, "copy", StringComparison.OrdinalIgnoreCase))
+            if (EncodingHelper.IsCopyCodec(videoCodec))
             {
                 if (state.VideoStream != null
                     && string.Equals(state.OutputContainer, "ts", StringComparison.OrdinalIgnoreCase)
@@ -2901,7 +2903,7 @@ namespace MediaBrowser.Controller.MediaEncoding
 
             var args = "-codec:a:0 " + codec;
 
-            if (string.Equals(codec, "copy", StringComparison.OrdinalIgnoreCase))
+            if (EncodingHelper.IsCopyCodec(codec))
             {
                 return args;
             }
@@ -2973,5 +2975,10 @@ namespace MediaBrowser.Controller.MediaEncoding
                 string.Empty,
                 string.Empty).Trim();
         }
+
+        public static bool IsCopyCodec(string codec)
+        {
+            return string.Equals(codec, "copy", StringComparison.OrdinalIgnoreCase);
+        }
     }
 }
diff --git a/MediaBrowser.Controller/MediaEncoding/EncodingJobInfo.cs b/MediaBrowser.Controller/MediaEncoding/EncodingJobInfo.cs
index 1127a08de..acf1aae89 100644
--- a/MediaBrowser.Controller/MediaEncoding/EncodingJobInfo.cs
+++ b/MediaBrowser.Controller/MediaEncoding/EncodingJobInfo.cs
@@ -2,7 +2,7 @@ using System;
 using System.Collections.Generic;
 using System.Globalization;
 using System.Linq;
-using MediaBrowser.Controller.Entities;
+using Jellyfin.Data.Entities;
 using MediaBrowser.Model.Dlna;
 using MediaBrowser.Model.Drawing;
 using MediaBrowser.Model.Dto;
@@ -18,22 +18,37 @@ namespace MediaBrowser.Controller.MediaEncoding
     public class EncodingJobInfo
     {
         public MediaStream VideoStream { get; set; }
+
         public VideoType VideoType { get; set; }
+
         public Dictionary<string, string> RemoteHttpHeaders { get; set; }
+
         public string OutputVideoCodec { get; set; }
+
         public MediaProtocol InputProtocol { get; set; }
+
         public string MediaPath { get; set; }
+
         public bool IsInputVideo { get; set; }
+
         public IIsoMount IsoMount { get; set; }
+
         public string[] PlayableStreamFileNames { get; set; }
+
         public string OutputAudioCodec { get; set; }
+
         public int? OutputVideoBitrate { get; set; }
+
         public MediaStream SubtitleStream { get; set; }
+
         public SubtitleDeliveryMethod SubtitleDeliveryMethod { get; set; }
+
         public string[] SupportedSubtitleCodecs { get; set; }
 
         public int InternalSubtitleStreamOffset { get; set; }
+
         public MediaSourceInfo MediaSource { get; set; }
+
         public User User { get; set; }
 
         public long? RunTimeTicks { get; set; }
@@ -302,7 +317,7 @@ namespace MediaBrowser.Controller.MediaEncoding
                     return false;
                 }
 
-                return BaseRequest.BreakOnNonKeyFrames && string.Equals(videoCodec, "copy", StringComparison.OrdinalIgnoreCase);
+                return BaseRequest.BreakOnNonKeyFrames && EncodingHelper.IsCopyCodec(videoCodec);
             }
 
             return false;
@@ -367,7 +382,7 @@ namespace MediaBrowser.Controller.MediaEncoding
             get
             {
                 if (BaseRequest.Static
-                    || string.Equals(OutputAudioCodec, "copy", StringComparison.OrdinalIgnoreCase))
+                    || EncodingHelper.IsCopyCodec(OutputAudioCodec))
                 {
                     if (AudioStream != null)
                     {
@@ -390,7 +405,7 @@ namespace MediaBrowser.Controller.MediaEncoding
             get
             {
                 if (BaseRequest.Static
-                    || string.Equals(OutputAudioCodec, "copy", StringComparison.OrdinalIgnoreCase))
+                    || EncodingHelper.IsCopyCodec(OutputAudioCodec))
                 {
                     if (AudioStream != null)
                     {
@@ -409,7 +424,7 @@ namespace MediaBrowser.Controller.MediaEncoding
         {
             get
             {
-                if (BaseRequest.Static || string.Equals(OutputVideoCodec, "copy", StringComparison.OrdinalIgnoreCase))
+                if (BaseRequest.Static || EncodingHelper.IsCopyCodec(OutputVideoCodec))
                 {
                     return VideoStream?.Level;
                 }
@@ -433,7 +448,7 @@ namespace MediaBrowser.Controller.MediaEncoding
             get
             {
                 if (BaseRequest.Static
-                    || string.Equals(OutputVideoCodec, "copy", StringComparison.OrdinalIgnoreCase))
+                    || EncodingHelper.IsCopyCodec(OutputVideoCodec))
                 {
                     return VideoStream?.BitDepth;
                 }
@@ -451,7 +466,7 @@ namespace MediaBrowser.Controller.MediaEncoding
             get
             {
                 if (BaseRequest.Static
-                    || string.Equals(OutputVideoCodec, "copy", StringComparison.OrdinalIgnoreCase))
+                    || EncodingHelper.IsCopyCodec(OutputVideoCodec))
                 {
                     return VideoStream?.RefFrames;
                 }
@@ -468,7 +483,7 @@ namespace MediaBrowser.Controller.MediaEncoding
             get
             {
                 if (BaseRequest.Static
-                    || string.Equals(OutputVideoCodec, "copy", StringComparison.OrdinalIgnoreCase))
+                    || EncodingHelper.IsCopyCodec(OutputVideoCodec))
                 {
                     return VideoStream == null ? null : (VideoStream.AverageFrameRate ?? VideoStream.RealFrameRate);
                 }
@@ -499,7 +514,7 @@ namespace MediaBrowser.Controller.MediaEncoding
         {
             get
             {
-                if (BaseRequest.Static || string.Equals(OutputVideoCodec, "copy", StringComparison.OrdinalIgnoreCase))
+                if (BaseRequest.Static || EncodingHelper.IsCopyCodec(OutputVideoCodec))
                 {
                     return VideoStream?.PacketLength;
                 }
@@ -515,7 +530,7 @@ namespace MediaBrowser.Controller.MediaEncoding
         {
             get
             {
-                if (BaseRequest.Static || string.Equals(OutputVideoCodec, "copy", StringComparison.OrdinalIgnoreCase))
+                if (BaseRequest.Static || EncodingHelper.IsCopyCodec(OutputVideoCodec))
                 {
                     return VideoStream?.Profile;
                 }
@@ -535,7 +550,7 @@ namespace MediaBrowser.Controller.MediaEncoding
             get
             {
                 if (BaseRequest.Static
-                    || string.Equals(OutputVideoCodec, "copy", StringComparison.OrdinalIgnoreCase))
+                    || EncodingHelper.IsCopyCodec(OutputVideoCodec))
                 {
                     return VideoStream?.CodecTag;
                 }
@@ -549,7 +564,7 @@ namespace MediaBrowser.Controller.MediaEncoding
             get
             {
                 if (BaseRequest.Static
-                    || string.Equals(OutputVideoCodec, "copy", StringComparison.OrdinalIgnoreCase))
+                    || EncodingHelper.IsCopyCodec(OutputVideoCodec))
                 {
                     return VideoStream?.IsAnamorphic;
                 }
@@ -562,7 +577,7 @@ namespace MediaBrowser.Controller.MediaEncoding
         {
             get
             {
-                if (string.Equals(OutputVideoCodec, "copy", StringComparison.OrdinalIgnoreCase))
+                if (EncodingHelper.IsCopyCodec(OutputVideoCodec))
                 {
                     return VideoStream?.Codec;
                 }
@@ -575,7 +590,7 @@ namespace MediaBrowser.Controller.MediaEncoding
         {
             get
             {
-                if (string.Equals(OutputAudioCodec, "copy", StringComparison.OrdinalIgnoreCase))
+                if (EncodingHelper.IsCopyCodec(OutputAudioCodec))
                 {
                     return AudioStream?.Codec;
                 }
@@ -589,7 +604,7 @@ namespace MediaBrowser.Controller.MediaEncoding
             get
             {
                 if (BaseRequest.Static
-                    || string.Equals(OutputVideoCodec, "copy", StringComparison.OrdinalIgnoreCase))
+                    || EncodingHelper.IsCopyCodec(OutputVideoCodec))
                 {
                     return VideoStream?.IsInterlaced;
                 }
@@ -607,7 +622,7 @@ namespace MediaBrowser.Controller.MediaEncoding
         {
             get
             {
-                if (BaseRequest.Static || string.Equals(OutputVideoCodec, "copy", StringComparison.OrdinalIgnoreCase))
+                if (BaseRequest.Static || EncodingHelper.IsCopyCodec(OutputVideoCodec))
                 {
                     return VideoStream?.IsAVC;
                 }
diff --git a/MediaBrowser.Controller/Net/AuthenticatedAttribute.cs b/MediaBrowser.Controller/Net/AuthenticatedAttribute.cs
index 29fb81e32..9f2743ea1 100644
--- a/MediaBrowser.Controller/Net/AuthenticatedAttribute.cs
+++ b/MediaBrowser.Controller/Net/AuthenticatedAttribute.cs
@@ -52,6 +52,8 @@ namespace MediaBrowser.Controller.Net
             return (Roles ?? string.Empty).Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
         }
 
+        public bool IgnoreLegacyAuth { get; set; }
+        
         public bool AllowLocalOnly { get; set; }
     }
 
@@ -63,5 +65,7 @@ namespace MediaBrowser.Controller.Net
         bool AllowLocalOnly { get; }
 
         string[] GetRoles();
+        
+        bool IgnoreLegacyAuth { get; }
     }
 }
diff --git a/MediaBrowser.Controller/Net/AuthorizationInfo.cs b/MediaBrowser.Controller/Net/AuthorizationInfo.cs
index 3e004763d..4361e253b 100644
--- a/MediaBrowser.Controller/Net/AuthorizationInfo.cs
+++ b/MediaBrowser.Controller/Net/AuthorizationInfo.cs
@@ -1,36 +1,40 @@
 using System;
-using MediaBrowser.Controller.Entities;
+using Jellyfin.Data.Entities;
 
 namespace MediaBrowser.Controller.Net
 {
     public class AuthorizationInfo
     {
         /// <summary>
-        /// Gets or sets the user identifier.
+        /// Gets the user identifier.
         /// </summary>
         /// <value>The user identifier.</value>
-        public Guid UserId => User == null ? Guid.Empty : User.Id;
+        public Guid UserId => User?.Id ?? Guid.Empty;
 
         /// <summary>
         /// Gets or sets the device identifier.
         /// </summary>
         /// <value>The device identifier.</value>
         public string DeviceId { get; set; }
+
         /// <summary>
         /// Gets or sets the device.
         /// </summary>
         /// <value>The device.</value>
         public string Device { get; set; }
+
         /// <summary>
         /// Gets or sets the client.
         /// </summary>
         /// <value>The client.</value>
         public string Client { get; set; }
+
         /// <summary>
         /// Gets or sets the version.
         /// </summary>
         /// <value>The version.</value>
         public string Version { get; set; }
+
         /// <summary>
         /// Gets or sets the token.
         /// </summary>
diff --git a/MediaBrowser.Controller/Net/BasePeriodicWebSocketListener.cs b/MediaBrowser.Controller/Net/BasePeriodicWebSocketListener.cs
index b710318ee..f09cb3705 100644
--- a/MediaBrowser.Controller/Net/BasePeriodicWebSocketListener.cs
+++ b/MediaBrowser.Controller/Net/BasePeriodicWebSocketListener.cs
@@ -40,9 +40,9 @@ namespace MediaBrowser.Controller.Net
         /// <summary>
         /// The logger
         /// </summary>
-        protected ILogger Logger;
+        protected ILogger<BasePeriodicWebSocketListener<TReturnDataType, TStateType>> Logger;
 
-        protected BasePeriodicWebSocketListener(ILogger logger)
+        protected BasePeriodicWebSocketListener(ILogger<BasePeriodicWebSocketListener<TReturnDataType, TStateType>> logger)
         {
             if (logger == null)
             {
@@ -77,8 +77,6 @@ namespace MediaBrowser.Controller.Net
             return Task.CompletedTask;
         }
 
-        protected readonly CultureInfo UsCulture = new CultureInfo("en-US");
-
         /// <summary>
         /// Starts sending messages over a web socket
         /// </summary>
@@ -87,12 +85,12 @@ namespace MediaBrowser.Controller.Net
         {
             var vals = message.Data.Split(',');
 
-            var dueTimeMs = long.Parse(vals[0], UsCulture);
-            var periodMs = long.Parse(vals[1], UsCulture);
+            var dueTimeMs = long.Parse(vals[0], CultureInfo.InvariantCulture);
+            var periodMs = long.Parse(vals[1], CultureInfo.InvariantCulture);
 
             var cancellationTokenSource = new CancellationTokenSource();
 
-            Logger.LogDebug("{1} Begin transmitting over websocket to {0}", message.Connection.RemoteEndPoint, GetType().Name);
+            Logger.LogDebug("WS {1} begin transmitting to {0}", message.Connection.RemoteEndPoint, GetType().Name);
 
             var state = new TStateType
             {
@@ -106,7 +104,7 @@ namespace MediaBrowser.Controller.Net
             }
         }
 
-        protected void SendData(bool force)
+        protected async Task SendData(bool force)
         {
             Tuple<IWebSocketConnection, CancellationTokenSource, TStateType>[] tuples;
 
@@ -130,13 +128,18 @@ namespace MediaBrowser.Controller.Net
                     .ToArray();
             }
 
-            foreach (var tuple in tuples)
+            IEnumerable<Task> GetTasks()
             {
-                SendData(tuple);
+                foreach (var tuple in tuples)
+                {
+                    yield return SendData(tuple);
+                }
             }
+
+            await Task.WhenAll(GetTasks()).ConfigureAwait(false);
         }
 
-        private async void SendData(Tuple<IWebSocketConnection, CancellationTokenSource, TStateType> tuple)
+        private async Task SendData(Tuple<IWebSocketConnection, CancellationTokenSource, TStateType> tuple)
         {
             var connection = tuple.Item1;
 
@@ -150,12 +153,14 @@ namespace MediaBrowser.Controller.Net
 
                 if (data != null)
                 {
-                    await connection.SendAsync(new WebSocketMessage<TReturnDataType>
-                    {
-                        MessageType = Name,
-                        Data = data
-
-                    }, cancellationToken).ConfigureAwait(false);
+                    await connection.SendAsync(
+                        new WebSocketMessage<TReturnDataType>
+                        {
+                            MessageId = Guid.NewGuid(),
+                            MessageType = Name,
+                            Data = data
+                        },
+                        cancellationToken).ConfigureAwait(false);
 
                     state.DateLastSendUtc = DateTime.UtcNow;
                 }
@@ -197,7 +202,7 @@ namespace MediaBrowser.Controller.Net
         /// <param name="connection">The connection.</param>
         private void DisposeConnection(Tuple<IWebSocketConnection, CancellationTokenSource, TStateType> connection)
         {
-            Logger.LogDebug("{1} stop transmitting over websocket to {0}", connection.Item1.RemoteEndPoint, GetType().Name);
+            Logger.LogDebug("WS {1} stop transmitting to {0}", connection.Item1.RemoteEndPoint, GetType().Name);
 
             // TODO disposing the connection seems to break websockets in subtle ways, so what is the purpose of this function really...
             // connection.Item1.Dispose();
@@ -242,6 +247,7 @@ namespace MediaBrowser.Controller.Net
         public void Dispose()
         {
             Dispose(true);
+            GC.SuppressFinalize(this);
         }
     }
 
diff --git a/MediaBrowser.Controller/Net/IAuthService.cs b/MediaBrowser.Controller/Net/IAuthService.cs
index 9132404a0..2055a656a 100644
--- a/MediaBrowser.Controller/Net/IAuthService.cs
+++ b/MediaBrowser.Controller/Net/IAuthService.cs
@@ -1,14 +1,36 @@
 #nullable enable
 
-using MediaBrowser.Controller.Entities;
+using Jellyfin.Data.Entities;
 using MediaBrowser.Model.Services;
 using Microsoft.AspNetCore.Http;
 
 namespace MediaBrowser.Controller.Net
 {
+    /// <summary>
+    /// IAuthService.
+    /// </summary>
     public interface IAuthService
     {
-        void Authenticate(IRequest request, IAuthenticationAttributes authAttribtues);
-        User? Authenticate(HttpRequest request, IAuthenticationAttributes authAttribtues);
+        /// <summary>
+        /// Authenticate and authorize request.
+        /// </summary>
+        /// <param name="request">Request.</param>
+        /// <param name="authAttribtutes">Authorization attributes.</param>
+        void Authenticate(IRequest request, IAuthenticationAttributes authAttribtutes);
+
+        /// <summary>
+        /// Authenticate and authorize request.
+        /// </summary>
+        /// <param name="request">Request.</param>
+        /// <param name="authAttribtutes">Authorization attributes.</param>
+        /// <returns>Authenticated user.</returns>
+        User? Authenticate(HttpRequest request, IAuthenticationAttributes authAttribtutes);
+
+        /// <summary>
+        /// Authenticate request.
+        /// </summary>
+        /// <param name="request">The request.</param>
+        /// <returns>Authorization information. Null if unauthenticated.</returns>
+        AuthorizationInfo Authenticate(HttpRequest request);
     }
 }
diff --git a/MediaBrowser.Controller/Net/IAuthorizationContext.cs b/MediaBrowser.Controller/Net/IAuthorizationContext.cs
index 61598391f..37a7425b9 100644
--- a/MediaBrowser.Controller/Net/IAuthorizationContext.cs
+++ b/MediaBrowser.Controller/Net/IAuthorizationContext.cs
@@ -1,7 +1,11 @@
 using MediaBrowser.Model.Services;
+using Microsoft.AspNetCore.Http;
 
 namespace MediaBrowser.Controller.Net
 {
+    /// <summary>
+    /// IAuthorization context.
+    /// </summary>
     public interface IAuthorizationContext
     {
         /// <summary>
@@ -17,5 +21,12 @@ namespace MediaBrowser.Controller.Net
         /// <param name="requestContext">The request context.</param>
         /// <returns>AuthorizationInfo.</returns>
         AuthorizationInfo GetAuthorizationInfo(IRequest requestContext);
+
+        /// <summary>
+        /// Gets the authorization information.
+        /// </summary>
+        /// <param name="requestContext">The request context.</param>
+        /// <returns>AuthorizationInfo.</returns>
+        AuthorizationInfo GetAuthorizationInfo(HttpRequest requestContext);
     }
 }
diff --git a/MediaBrowser.Controller/Net/IHttpServer.cs b/MediaBrowser.Controller/Net/IHttpServer.cs
index 806478864..efb5f4ac3 100644
--- a/MediaBrowser.Controller/Net/IHttpServer.cs
+++ b/MediaBrowser.Controller/Net/IHttpServer.cs
@@ -1,6 +1,5 @@
 using System;
 using System.Collections.Generic;
-using System.Threading;
 using System.Threading.Tasks;
 using MediaBrowser.Model.Events;
 using MediaBrowser.Model.Services;
@@ -9,9 +8,9 @@ using Microsoft.AspNetCore.Http;
 namespace MediaBrowser.Controller.Net
 {
     /// <summary>
-    /// Interface IHttpServer
+    /// Interface IHttpServer.
     /// </summary>
-    public interface IHttpServer : IDisposable
+    public interface IHttpServer
     {
         /// <summary>
         /// Gets the URL prefix.
@@ -20,11 +19,6 @@ namespace MediaBrowser.Controller.Net
         string[] UrlPrefixes { get; }
 
         /// <summary>
-        /// Stops this instance.
-        /// </summary>
-        void Stop();
-
-        /// <summary>
         /// Occurs when [web socket connected].
         /// </summary>
         event EventHandler<GenericEventArgs<IWebSocketConnection>> WebSocketConnected;
@@ -40,22 +34,17 @@ namespace MediaBrowser.Controller.Net
         string GlobalResponse { get; set; }
 
         /// <summary>
-        /// Sends the http context to the socket listener
+        /// The HTTP request handler
         /// </summary>
-        /// <param name="ctx"></param>
+        /// <param name="context"></param>
         /// <returns></returns>
-        Task ProcessWebSocketRequest(HttpContext ctx);
+        Task RequestHandler(HttpContext context);
 
         /// <summary>
-        /// The HTTP request handler
+        /// Get the default CORS headers
         /// </summary>
-        /// <param name="httpReq"></param>
-        /// <param name="urlString"></param>
-        /// <param name="host"></param>
-        /// <param name="localPath"></param>
-        /// <param name="cancellationToken"></param>
+        /// <param name="req"></param>
         /// <returns></returns>
-        Task RequestHandler(IHttpRequest httpReq, string urlString, string host, string localPath,
-            CancellationToken cancellationToken);
+        IDictionary<string, string> GetDefaultCorsHeaders(IRequest req);
     }
 }
diff --git a/MediaBrowser.Controller/Net/ISessionContext.cs b/MediaBrowser.Controller/Net/ISessionContext.cs
index 5c3c19f6b..421ac3fe2 100644
--- a/MediaBrowser.Controller/Net/ISessionContext.cs
+++ b/MediaBrowser.Controller/Net/ISessionContext.cs
@@ -1,4 +1,4 @@
-using MediaBrowser.Controller.Entities;
+using Jellyfin.Data.Entities;
 using MediaBrowser.Controller.Session;
 using MediaBrowser.Model.Services;
 
diff --git a/MediaBrowser.Controller/Net/IWebSocketConnection.cs b/MediaBrowser.Controller/Net/IWebSocketConnection.cs
index 31eb7ccb7..3ef8e5f6d 100644
--- a/MediaBrowser.Controller/Net/IWebSocketConnection.cs
+++ b/MediaBrowser.Controller/Net/IWebSocketConnection.cs
@@ -1,4 +1,7 @@
+#nullable enable
+
 using System;
+using System.Net;
 using System.Net.WebSockets;
 using System.Threading;
 using System.Threading.Tasks;
@@ -7,18 +10,12 @@ using Microsoft.AspNetCore.Http;
 
 namespace MediaBrowser.Controller.Net
 {
-    public interface IWebSocketConnection : IDisposable
+    public interface IWebSocketConnection
     {
         /// <summary>
         /// Occurs when [closed].
         /// </summary>
-        event EventHandler<EventArgs> Closed;
-
-        /// <summary>
-        /// Gets the id.
-        /// </summary>
-        /// <value>The id.</value>
-        Guid Id { get; }
+        event EventHandler<EventArgs>? Closed;
 
         /// <summary>
         /// Gets the last activity date.
@@ -27,21 +24,22 @@ namespace MediaBrowser.Controller.Net
         DateTime LastActivityDate { get; }
 
         /// <summary>
-        /// Gets or sets the URL.
+        /// Gets or sets the date of last Keeplive received.
         /// </summary>
-        /// <value>The URL.</value>
-        string Url { get; set; }
+        /// <value>The date of last Keeplive received.</value>
+        DateTime LastKeepAliveDate { get; set; }
+
         /// <summary>
         /// Gets or sets the query string.
         /// </summary>
         /// <value>The query string.</value>
-        IQueryCollection QueryString { get; set; }
+        IQueryCollection QueryString { get; }
 
         /// <summary>
         /// Gets or sets the receive action.
         /// </summary>
         /// <value>The receive action.</value>
-        Func<WebSocketMessageInfo, Task> OnReceive { get; set; }
+        Func<WebSocketMessageInfo, Task>? OnReceive { get; set; }
 
         /// <summary>
         /// Gets the state.
@@ -53,7 +51,7 @@ namespace MediaBrowser.Controller.Net
         /// Gets the remote end point.
         /// </summary>
         /// <value>The remote end point.</value>
-        string RemoteEndPoint { get; }
+        IPAddress? RemoteEndPoint { get; }
 
         /// <summary>
         /// Sends a message asynchronously.
@@ -65,21 +63,6 @@ namespace MediaBrowser.Controller.Net
         /// <exception cref="ArgumentNullException">message</exception>
         Task SendAsync<T>(WebSocketMessage<T> message, CancellationToken cancellationToken);
 
-        /// <summary>
-        /// Sends a message asynchronously.
-        /// </summary>
-        /// <param name="buffer">The buffer.</param>
-        /// <param name="cancellationToken">The cancellation token.</param>
-        /// <returns>Task.</returns>
-        Task SendAsync(byte[] buffer, CancellationToken cancellationToken);
-
-        /// <summary>
-        /// Sends a message asynchronously.
-        /// </summary>
-        /// <param name="text">The text.</param>
-        /// <param name="cancellationToken">The cancellation token.</param>
-        /// <returns>Task.</returns>
-        /// <exception cref="ArgumentNullException">buffer</exception>
-        Task SendAsync(string text, CancellationToken cancellationToken);
+        Task ProcessAsync(CancellationToken cancellationToken = default);
     }
 }
diff --git a/MediaBrowser.Controller/Net/SecurityException.cs b/MediaBrowser.Controller/Net/SecurityException.cs
index 3ccecf0eb..a5b94ea5e 100644
--- a/MediaBrowser.Controller/Net/SecurityException.cs
+++ b/MediaBrowser.Controller/Net/SecurityException.cs
@@ -2,20 +2,36 @@ using System;
 
 namespace MediaBrowser.Controller.Net
 {
+    /// <summary>
+    /// The exception that is thrown when a user is authenticated, but not authorized to access a requested resource.
+    /// </summary>
     public class SecurityException : Exception
     {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SecurityException"/> class.
+        /// </summary>
+        public SecurityException()
+            : base()
+        {
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SecurityException"/> class.
+        /// </summary>
+        /// <param name="message">The message that describes the error.</param>
         public SecurityException(string message)
             : base(message)
         {
-
         }
 
-        public SecurityExceptionType SecurityExceptionType { get; set; }
-    }
-
-    public enum SecurityExceptionType
-    {
-        Unauthenticated = 0,
-        ParentalControl = 1
+        /// <summary>
+        /// Initializes a new instance of the <see cref="SecurityException"/> class.
+        /// </summary>
+        /// <param name="message">The message that describes the error</param>
+        /// <param name="innerException">The exception that is the cause of the current exception, or a null reference if no inner exception is specified.</param>
+        public SecurityException(string message, Exception innerException)
+            : base(message, innerException)
+        {
+        }
     }
 }
diff --git a/MediaBrowser.Controller/Notifications/INotificationService.cs b/MediaBrowser.Controller/Notifications/INotificationService.cs
index 8c6019923..ab5eb13cd 100644
--- a/MediaBrowser.Controller/Notifications/INotificationService.cs
+++ b/MediaBrowser.Controller/Notifications/INotificationService.cs
@@ -1,6 +1,6 @@
 using System.Threading;
 using System.Threading.Tasks;
-using MediaBrowser.Controller.Entities;
+using Jellyfin.Data.Entities;
 
 namespace MediaBrowser.Controller.Notifications
 {
diff --git a/MediaBrowser.Controller/Notifications/UserNotification.cs b/MediaBrowser.Controller/Notifications/UserNotification.cs
index 3f46468b3..a1029589b 100644
--- a/MediaBrowser.Controller/Notifications/UserNotification.cs
+++ b/MediaBrowser.Controller/Notifications/UserNotification.cs
@@ -1,5 +1,5 @@
 using System;
-using MediaBrowser.Controller.Entities;
+using Jellyfin.Data.Entities;
 using MediaBrowser.Model.Notifications;
 
 namespace MediaBrowser.Controller.Notifications
diff --git a/MediaBrowser.Controller/Persistence/IUserRepository.cs b/MediaBrowser.Controller/Persistence/IUserRepository.cs
deleted file mode 100644
index cd23e5223..000000000
--- a/MediaBrowser.Controller/Persistence/IUserRepository.cs
+++ /dev/null
@@ -1,27 +0,0 @@
-using System.Collections.Generic;
-using MediaBrowser.Controller.Entities;
-
-namespace MediaBrowser.Controller.Persistence
-{
-    /// <summary>
-    /// Provides an interface to implement a User repository
-    /// </summary>
-    public interface IUserRepository : IRepository
-    {
-        /// <summary>
-        /// Deletes the user.
-        /// </summary>
-        /// <param name="user">The user.</param>
-        /// <returns>Task.</returns>
-        void DeleteUser(User user);
-
-        /// <summary>
-        /// Retrieves all users.
-        /// </summary>
-        /// <returns>IEnumerable{User}.</returns>
-        List<User> RetrieveAllUsers();
-
-        void CreateUser(User user);
-        void UpdateUser(User user);
-    }
-}
diff --git a/MediaBrowser.Controller/Playlists/Playlist.cs b/MediaBrowser.Controller/Playlists/Playlist.cs
index 3b08e72b9..b1a638883 100644
--- a/MediaBrowser.Controller/Playlists/Playlist.cs
+++ b/MediaBrowser.Controller/Playlists/Playlist.cs
@@ -5,6 +5,7 @@ using System.Linq;
 using System.Text.Json.Serialization;
 using System.Threading;
 using System.Threading.Tasks;
+using Jellyfin.Data.Entities;
 using MediaBrowser.Controller.Dto;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Entities.Audio;
@@ -241,15 +242,7 @@ namespace MediaBrowser.Controller.Playlists
             }
 
             var userId = user.Id.ToString("N", CultureInfo.InvariantCulture);
-            foreach (var share in shares)
-            {
-                if (string.Equals(share.UserId, userId, StringComparison.OrdinalIgnoreCase))
-                {
-                    return true;
-                }
-            }
-
-            return false;
+            return shares.Any(share => string.Equals(share.UserId, userId, StringComparison.OrdinalIgnoreCase));
         }
 
         public override bool IsVisibleStandalone(User user)
diff --git a/MediaBrowser.Controller/Providers/IProviderManager.cs b/MediaBrowser.Controller/Providers/IProviderManager.cs
index 254b27460..955db0278 100644
--- a/MediaBrowser.Controller/Providers/IProviderManager.cs
+++ b/MediaBrowser.Controller/Providers/IProviderManager.cs
@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.IO;
 using System.Threading;
 using System.Threading.Tasks;
+using Jellyfin.Data.Entities;
 using MediaBrowser.Common.Net;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Library;
@@ -70,6 +71,8 @@ namespace MediaBrowser.Controller.Providers
         /// <returns>Task.</returns>
         Task SaveImage(BaseItem item, string source, string mimeType, ImageType type, int? imageIndex, bool? saveLocallyWithMedia, CancellationToken cancellationToken);
 
+        Task SaveImage(User user, Stream source, string mimeType, string path);
+
         /// <summary>
         /// Adds the metadata providers.
         /// </summary>
diff --git a/MediaBrowser.Controller/Session/ISessionController.cs b/MediaBrowser.Controller/Session/ISessionController.cs
index a59c96ac7..04450085b 100644
--- a/MediaBrowser.Controller/Session/ISessionController.cs
+++ b/MediaBrowser.Controller/Session/ISessionController.cs
@@ -1,3 +1,4 @@
+using System;
 using System.Threading;
 using System.Threading.Tasks;
 
@@ -20,6 +21,6 @@ namespace MediaBrowser.Controller.Session
         /// <summary>
         /// Sends the message.
         /// </summary>
-        Task SendMessage<T>(string name, string messageId, T data, ISessionController[] allControllers, CancellationToken cancellationToken);
+        Task SendMessage<T>(string name, Guid messageId, T data, CancellationToken cancellationToken);
     }
 }
diff --git a/MediaBrowser.Controller/Session/ISessionManager.cs b/MediaBrowser.Controller/Session/ISessionManager.cs
index 771027103..1fdb588eb 100644
--- a/MediaBrowser.Controller/Session/ISessionManager.cs
+++ b/MediaBrowser.Controller/Session/ISessionManager.cs
@@ -3,12 +3,12 @@ using System.Collections.Generic;
 using System.Threading;
 using System.Threading.Tasks;
 using MediaBrowser.Controller.Authentication;
-using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Library;
 using MediaBrowser.Controller.Security;
 using MediaBrowser.Model.Dto;
 using MediaBrowser.Model.Events;
 using MediaBrowser.Model.Session;
+using MediaBrowser.Model.SyncPlay;
 
 namespace MediaBrowser.Controller.Session
 {
@@ -74,7 +74,7 @@ namespace MediaBrowser.Controller.Session
         /// <param name="deviceName">Name of the device.</param>
         /// <param name="remoteEndPoint">The remote end point.</param>
         /// <param name="user">The user.</param>
-        SessionInfo LogSessionActivity(string appName, string appVersion, string deviceId, string deviceName, string remoteEndPoint, User user);
+        SessionInfo LogSessionActivity(string appName, string appVersion, string deviceId, string deviceName, string remoteEndPoint, Jellyfin.Data.Entities.User user);
 
         void UpdateDeviceName(string sessionId, string reportedDeviceName);
 
@@ -141,6 +141,24 @@ namespace MediaBrowser.Controller.Session
         Task SendPlayCommand(string controllingSessionId, string sessionId, PlayRequest command, CancellationToken cancellationToken);
 
         /// <summary>
+        /// Sends the SyncPlayCommand.
+        /// </summary>
+        /// <param name="sessionId">The session id.</param>
+        /// <param name="command">The command.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <returns>Task.</returns>
+        Task SendSyncPlayCommand(string sessionId, SendCommand command, CancellationToken cancellationToken);
+
+        /// <summary>
+        /// Sends the SyncPlayGroupUpdate.
+        /// </summary>
+        /// <param name="sessionId">The session id.</param>
+        /// <param name="command">The group update.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <returns>Task.</returns>
+        Task SendSyncPlayGroupUpdate<T>(string sessionId, GroupUpdate<T> command, CancellationToken cancellationToken);
+
+        /// <summary>
         /// Sends the browse command.
         /// </summary>
         /// <param name="controllingSessionId">The controlling session identifier.</param>
diff --git a/MediaBrowser.Controller/Session/SessionInfo.cs b/MediaBrowser.Controller/Session/SessionInfo.cs
index f1f10a3a3..2ba7c9fec 100644
--- a/MediaBrowser.Controller/Session/SessionInfo.cs
+++ b/MediaBrowser.Controller/Session/SessionInfo.cs
@@ -10,13 +10,23 @@ using Microsoft.Extensions.Logging;
 namespace MediaBrowser.Controller.Session
 {
     /// <summary>
-    /// Class SessionInfo
+    /// Class SessionInfo.
     /// </summary>
-    public class SessionInfo : IDisposable
+    public sealed class SessionInfo : IDisposable
     {
-        private ISessionManager _sessionManager;
+        // 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;
@@ -97,8 +107,6 @@ namespace MediaBrowser.Controller.Session
         /// <value>The name of the device.</value>
         public string DeviceName { get; set; }
 
-        public string DeviceType { get; set; }
-
         /// <summary>
         /// Gets or sets the now playing item.
         /// </summary>
@@ -128,22 +136,6 @@ namespace MediaBrowser.Controller.Session
         [JsonIgnore]
         public ISessionController[] SessionControllers { get; set; }
 
-        /// <summary>
-        /// Gets or sets the supported commands.
-        /// </summary>
-        /// <value>The supported commands.</value>
-        public string[] SupportedCommands
-        {
-            get
-            {
-                if (Capabilities == null)
-                {
-                    return new string[] { };
-                }
-                return Capabilities.SupportedCommands;
-            }
-        }
-
         public TranscodingInfo TranscodingInfo { get; set; }
 
         /// <summary>
@@ -215,6 +207,14 @@ namespace MediaBrowser.Controller.Session
             }
         }
 
+        public QueueItem[] NowPlayingQueue { get; set; }
+
+        public bool HasCustomDeviceName { get; set; }
+
+        public string PlaylistItemId { get; set; }
+
+        public string UserPrimaryImageTag { get; set; }
+
         public Tuple<ISessionController, bool> EnsureController<T>(Func<SessionInfo, ISessionController> factory)
         {
             var controllers = SessionControllers.ToList();
@@ -258,10 +258,6 @@ namespace MediaBrowser.Controller.Session
             return false;
         }
 
-        private readonly object _progressLock = new object();
-        private Timer _progressTimer;
-        private PlaybackProgressInfo _lastProgressInfo;
-
         public void StartAutomaticProgress(PlaybackProgressInfo progressInfo)
         {
             if (_disposed)
@@ -284,9 +280,6 @@ namespace MediaBrowser.Controller.Session
             }
         }
 
-        // 1 second
-        private const long ProgressIncrement = 10000000;
-
         private async void OnProgressTimerCallback(object state)
         {
             if (_disposed)
@@ -345,8 +338,7 @@ namespace MediaBrowser.Controller.Session
             }
         }
 
-        private bool _disposed = false;
-
+        /// <inheritdoc />
         public void Dispose()
         {
             _disposed = true;
@@ -358,30 +350,12 @@ namespace MediaBrowser.Controller.Session
 
             foreach (var controller in controllers)
             {
-                var disposable = controller as IDisposable;
-
-                if (disposable != null)
+                if (controller is IDisposable disposable)
                 {
                     _logger.LogDebug("Disposing session controller {0}", disposable.GetType().Name);
-
-                    try
-                    {
-                        disposable.Dispose();
-                    }
-                    catch (Exception ex)
-                    {
-                        _logger.LogError(ex, "Error disposing session controller");
-                    }
+                    disposable.Dispose();
                 }
             }
-
-            _sessionManager = null;
         }
-
-        public QueueItem[] NowPlayingQueue { get; set; }
-        public bool HasCustomDeviceName { get; set; }
-        public string PlaylistItemId { get; set; }
-        public string ServerId { get; set; }
-        public string UserPrimaryImageTag { get; set; }
     }
 }
diff --git a/MediaBrowser.Controller/Sorting/IUserBaseItemComparer.cs b/MediaBrowser.Controller/Sorting/IUserBaseItemComparer.cs
index 1e2df37bf..6f75d16de 100644
--- a/MediaBrowser.Controller/Sorting/IUserBaseItemComparer.cs
+++ b/MediaBrowser.Controller/Sorting/IUserBaseItemComparer.cs
@@ -1,4 +1,3 @@
-using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Library;
 
 namespace MediaBrowser.Controller.Sorting
@@ -12,7 +11,7 @@ namespace MediaBrowser.Controller.Sorting
         /// Gets or sets the user.
         /// </summary>
         /// <value>The user.</value>
-        User User { get; set; }
+        Jellyfin.Data.Entities.User User { get; set; }
 
         /// <summary>
         /// Gets or sets the user manager.
diff --git a/MediaBrowser.Controller/SyncPlay/GroupInfo.cs b/MediaBrowser.Controller/SyncPlay/GroupInfo.cs
new file mode 100644
index 000000000..28a3ac505
--- /dev/null
+++ b/MediaBrowser.Controller/SyncPlay/GroupInfo.cs
@@ -0,0 +1,169 @@
+using System;
+using System.Collections.Generic;
+using MediaBrowser.Controller.Entities;
+using MediaBrowser.Controller.Session;
+
+namespace MediaBrowser.Controller.SyncPlay
+{
+    /// <summary>
+    /// Class GroupInfo.
+    /// </summary>
+    /// <remarks>
+    /// Class is not thread-safe, external locking is required when accessing methods.
+    /// </remarks>
+    public class GroupInfo
+    {
+        /// <summary>
+        /// Default ping value used for sessions.
+        /// </summary>
+        public long DefaulPing { get; } = 500;
+
+        /// <summary>
+        /// Gets or sets the group identifier.
+        /// </summary>
+        /// <value>The group identifier.</value>
+        public Guid GroupId { get; } = Guid.NewGuid();
+
+        /// <summary>
+        /// Gets or sets the playing item.
+        /// </summary>
+        /// <value>The playing item.</value>
+        public BaseItem PlayingItem { get; set; }
+
+        /// <summary>
+        /// Gets or sets whether playback is paused.
+        /// </summary>
+        /// <value>Playback is paused.</value>
+        public bool IsPaused { get; set; }
+
+        /// <summary>
+        /// Gets or sets the position ticks.
+        /// </summary>
+        /// <value>The position ticks.</value>
+        public long PositionTicks { get; set; }
+
+        /// <summary>
+        /// Gets or sets the last activity.
+        /// </summary>
+        /// <value>The last activity.</value>
+        public DateTime LastActivity { get; set; }
+
+        /// <summary>
+        /// Gets the participants.
+        /// </summary>
+        /// <value>The participants, or members of the group.</value>
+        public Dictionary<string, GroupMember> Participants { get; } =
+            new Dictionary<string, GroupMember>(StringComparer.OrdinalIgnoreCase);
+
+        /// <summary>
+        /// Checks if a session is in this group.
+        /// </summary>
+        /// <value><c>true</c> if the session is in this group; <c>false</c> otherwise.</value>
+        public bool ContainsSession(string sessionId)
+        {
+            return Participants.ContainsKey(sessionId);
+        }
+
+        /// <summary>
+        /// Adds the session to the group.
+        /// </summary>
+        /// <param name="session">The session.</param>
+        public void AddSession(SessionInfo session)
+        {
+            if (ContainsSession(session.Id.ToString()))
+            {
+                return;
+            }
+
+            var member = new GroupMember();
+            member.Session = session;
+            member.Ping = DefaulPing;
+            member.IsBuffering = false;
+            Participants[session.Id.ToString()] = member;
+        }
+
+        /// <summary>
+        /// Removes the session from the group.
+        /// </summary>
+        /// <param name="session">The session.</param>
+        public void RemoveSession(SessionInfo session)
+        {
+            if (!ContainsSession(session.Id.ToString()))
+            {
+                return;
+            }
+
+            Participants.Remove(session.Id.ToString(), out _);
+        }
+
+        /// <summary>
+        /// Updates the ping of a session.
+        /// </summary>
+        /// <param name="session">The session.</param>
+        /// <param name="ping">The ping.</param>
+        public void UpdatePing(SessionInfo session, long ping)
+        {
+            if (!ContainsSession(session.Id.ToString()))
+            {
+                return;
+            }
+
+            Participants[session.Id.ToString()].Ping = ping;
+        }
+
+        /// <summary>
+        /// Gets the highest ping in the group.
+        /// </summary>
+        /// <value name="session">The highest ping in the group.</value>
+        public long GetHighestPing()
+        {
+            long max = Int64.MinValue;
+            foreach (var session in Participants.Values)
+            {
+                max = Math.Max(max, session.Ping);
+            }
+            return max;
+        }
+
+        /// <summary>
+        /// Sets the session's buffering state.
+        /// </summary>
+        /// <param name="session">The session.</param>
+        /// <param name="isBuffering">The state.</param>
+        public void SetBuffering(SessionInfo session, bool isBuffering)
+        {
+            if (!ContainsSession(session.Id.ToString()))
+            {
+                return;
+            }
+
+            Participants[session.Id.ToString()].IsBuffering = isBuffering;
+        }
+
+        /// <summary>
+        /// Gets the group buffering state.
+        /// </summary>
+        /// <value><c>true</c> if there is a session buffering in the group; <c>false</c> otherwise.</value>
+        public bool IsBuffering()
+        {
+            foreach (var session in Participants.Values)
+            {
+                if (session.IsBuffering)
+                {
+                    return true;
+                }
+            }
+
+            return false;
+        }
+
+        /// <summary>
+        /// Checks if the group is empty.
+        /// </summary>
+        /// <value><c>true</c> if the group is empty; <c>false</c> otherwise.</value>
+        public bool IsEmpty()
+        {
+            return Participants.Count == 0;
+        }
+    }
+}
diff --git a/MediaBrowser.Controller/SyncPlay/GroupMember.cs b/MediaBrowser.Controller/SyncPlay/GroupMember.cs
new file mode 100644
index 000000000..a3975c334
--- /dev/null
+++ b/MediaBrowser.Controller/SyncPlay/GroupMember.cs
@@ -0,0 +1,28 @@
+using MediaBrowser.Controller.Session;
+
+namespace MediaBrowser.Controller.SyncPlay
+{
+    /// <summary>
+    /// Class GroupMember.
+    /// </summary>
+    public class GroupMember
+    {
+        /// <summary>
+        /// Gets or sets whether this member is buffering.
+        /// </summary>
+        /// <value><c>true</c> if member is buffering; <c>false</c> otherwise.</value>
+        public bool IsBuffering { get; set; }
+
+        /// <summary>
+        /// Gets or sets the session.
+        /// </summary>
+        /// <value>The session.</value>
+        public SessionInfo Session { get; set; }
+
+        /// <summary>
+        /// Gets or sets the ping.
+        /// </summary>
+        /// <value>The ping.</value>
+        public long Ping { get; set; }
+    }
+}
diff --git a/MediaBrowser.Controller/SyncPlay/ISyncPlayController.cs b/MediaBrowser.Controller/SyncPlay/ISyncPlayController.cs
new file mode 100644
index 000000000..de1fcd259
--- /dev/null
+++ b/MediaBrowser.Controller/SyncPlay/ISyncPlayController.cs
@@ -0,0 +1,67 @@
+using System;
+using System.Threading;
+using MediaBrowser.Controller.Session;
+using MediaBrowser.Model.SyncPlay;
+
+namespace MediaBrowser.Controller.SyncPlay
+{
+    /// <summary>
+    /// Interface ISyncPlayController.
+    /// </summary>
+    public interface ISyncPlayController
+    {
+        /// <summary>
+        /// Gets the group id.
+        /// </summary>
+        /// <value>The group id.</value>
+        Guid GetGroupId();
+
+        /// <summary>
+        /// Gets the playing item id.
+        /// </summary>
+        /// <value>The playing item id.</value>
+        Guid GetPlayingItemId();
+
+        /// <summary>
+        /// Checks if the group is empty.
+        /// </summary>
+        /// <value>If the group is empty.</value>
+        bool IsGroupEmpty();
+
+        /// <summary>
+        /// Initializes the group with the session's info.
+        /// </summary>
+        /// <param name="session">The session.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        void InitGroup(SessionInfo session, CancellationToken cancellationToken);
+
+        /// <summary>
+        /// Adds the session to the group.
+        /// </summary>
+        /// <param name="session">The session.</param>
+        /// <param name="request">The request.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        void SessionJoin(SessionInfo session, JoinGroupRequest request, CancellationToken cancellationToken);
+
+        /// <summary>
+        /// Removes the session from the group.
+        /// </summary>
+        /// <param name="session">The session.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        void SessionLeave(SessionInfo session, CancellationToken cancellationToken);
+
+        /// <summary>
+        /// Handles the requested action by the session.
+        /// </summary>
+        /// <param name="session">The session.</param>
+        /// <param name="request">The requested action.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        void HandleRequest(SessionInfo session, PlaybackRequest request, CancellationToken cancellationToken);
+
+        /// <summary>
+        /// Gets the info about the group for the clients.
+        /// </summary>
+        /// <value>The group info for the clients.</value>
+        GroupInfoView GetInfo();
+    }
+}
\ No newline at end of file
diff --git a/MediaBrowser.Controller/SyncPlay/ISyncPlayManager.cs b/MediaBrowser.Controller/SyncPlay/ISyncPlayManager.cs
new file mode 100644
index 000000000..006fb687b
--- /dev/null
+++ b/MediaBrowser.Controller/SyncPlay/ISyncPlayManager.cs
@@ -0,0 +1,69 @@
+using System;
+using System.Collections.Generic;
+using System.Threading;
+using MediaBrowser.Controller.Session;
+using MediaBrowser.Model.SyncPlay;
+
+namespace MediaBrowser.Controller.SyncPlay
+{
+    /// <summary>
+    /// Interface ISyncPlayManager.
+    /// </summary>
+    public interface ISyncPlayManager
+    {
+        /// <summary>
+        /// Creates a new group.
+        /// </summary>
+        /// <param name="session">The session that's creating the group.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        void NewGroup(SessionInfo session, CancellationToken cancellationToken);
+
+        /// <summary>
+        /// Adds the session to a group.
+        /// </summary>
+        /// <param name="session">The session.</param>
+        /// <param name="groupId">The group id.</param>
+        /// <param name="request">The request.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        void JoinGroup(SessionInfo session, Guid groupId, JoinGroupRequest request, CancellationToken cancellationToken);
+
+        /// <summary>
+        /// Removes the session from a group.
+        /// </summary>
+        /// <param name="session">The session.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        void LeaveGroup(SessionInfo session, CancellationToken cancellationToken);
+
+        /// <summary>
+        /// Gets list of available groups for a session.
+        /// </summary>
+        /// <param name="session">The session.</param>
+        /// <param name="filterItemId">The item id to filter by.</param>
+        /// <value>The list of available groups.</value>
+        List<GroupInfoView> ListGroups(SessionInfo session, Guid filterItemId);
+
+        /// <summary>
+        /// Handle a request by a session in a group.
+        /// </summary>
+        /// <param name="session">The session.</param>
+        /// <param name="request">The request.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        void HandleRequest(SessionInfo session, PlaybackRequest request, CancellationToken cancellationToken);
+
+        /// <summary>
+        /// Maps a session to a group.
+        /// </summary>
+        /// <param name="session">The session.</param>
+        /// <param name="group">The group.</param>
+        /// <exception cref="InvalidOperationException"></exception>
+        void AddSessionToGroup(SessionInfo session, ISyncPlayController group);
+
+        /// <summary>
+        /// Unmaps a session from a group.
+        /// </summary>
+        /// <param name="session">The session.</param>
+        /// <param name="group">The group.</param>
+        /// <exception cref="InvalidOperationException"></exception>
+        void RemoveSessionFromGroup(SessionInfo session, ISyncPlayController group);
+    }
+}