From 9ad839c7766bd5d6121a10b2c306d6fef9666c52 Mon Sep 17 00:00:00 2001 From: Patrick Barron Date: Tue, 12 May 2020 22:10:35 -0400 Subject: Initial migration code --- .../Library/DefaultAuthenticationProvider.cs | 177 ---- .../Library/DefaultPasswordResetProvider.cs | 140 --- .../Library/InvalidAuthProvider.cs | 54 - .../Library/LibraryManager.cs | 22 +- .../Library/MediaSourceManager.cs | 52 +- .../Library/MediaStreamSelector.cs | 1 + .../Library/MusicManager.cs | 32 +- .../Library/SearchEngine.cs | 4 +- .../Library/UserDataManager.cs | 10 +- Emby.Server.Implementations/Library/UserManager.cs | 1107 -------------------- .../Library/UserViewManager.cs | 29 +- 11 files changed, 76 insertions(+), 1552 deletions(-) delete mode 100644 Emby.Server.Implementations/Library/DefaultAuthenticationProvider.cs delete mode 100644 Emby.Server.Implementations/Library/DefaultPasswordResetProvider.cs delete mode 100644 Emby.Server.Implementations/Library/InvalidAuthProvider.cs delete mode 100644 Emby.Server.Implementations/Library/UserManager.cs (limited to 'Emby.Server.Implementations/Library') diff --git a/Emby.Server.Implementations/Library/DefaultAuthenticationProvider.cs b/Emby.Server.Implementations/Library/DefaultAuthenticationProvider.cs deleted file mode 100644 index 52c8facc3..000000000 --- a/Emby.Server.Implementations/Library/DefaultAuthenticationProvider.cs +++ /dev/null @@ -1,177 +0,0 @@ -using System; -using System.Linq; -using System.Text; -using System.Threading.Tasks; -using MediaBrowser.Common; -using MediaBrowser.Common.Cryptography; -using MediaBrowser.Controller.Authentication; -using MediaBrowser.Controller.Entities; -using MediaBrowser.Model.Cryptography; - -namespace Emby.Server.Implementations.Library -{ - /// - /// The default authentication provider. - /// - public class DefaultAuthenticationProvider : IAuthenticationProvider, IRequiresResolvedUser - { - private readonly ICryptoProvider _cryptographyProvider; - - /// - /// Initializes a new instance of the class. - /// - /// The cryptography provider. - public DefaultAuthenticationProvider(ICryptoProvider cryptographyProvider) - { - _cryptographyProvider = cryptographyProvider; - } - - /// - public string Name => "Default"; - - /// - public bool IsEnabled => true; - - /// - // This is dumb and an artifact of the backwards way auth providers were designed. - // This version of authenticate was never meant to be called, but needs to be here for interface compat - // Only the providers that don't provide local user support use this - public Task Authenticate(string username, string password) - { - throw new NotImplementedException(); - } - - /// - // This is the version that we need to use for local users. Because reasons. - public Task Authenticate(string username, string password, User resolvedUser) - { - if (resolvedUser == null) - { - throw new AuthenticationException($"Specified user does not exist."); - } - - bool success = false; - - // As long as jellyfin supports passwordless users, we need this little block here to accommodate - if (!HasPassword(resolvedUser) && string.IsNullOrEmpty(password)) - { - return Task.FromResult(new ProviderAuthenticationResult - { - Username = username - }); - } - - byte[] passwordbytes = Encoding.UTF8.GetBytes(password); - - PasswordHash readyHash = PasswordHash.Parse(resolvedUser.Password); - if (_cryptographyProvider.GetSupportedHashMethods().Contains(readyHash.Id) - || _cryptographyProvider.DefaultHashMethod == readyHash.Id) - { - byte[] calculatedHash = _cryptographyProvider.ComputeHash( - readyHash.Id, - passwordbytes, - readyHash.Salt.ToArray()); - - if (readyHash.Hash.SequenceEqual(calculatedHash)) - { - success = true; - } - } - else - { - throw new AuthenticationException($"Requested crypto method not available in provider: {readyHash.Id}"); - } - - if (!success) - { - throw new AuthenticationException("Invalid username or password"); - } - - return Task.FromResult(new ProviderAuthenticationResult - { - Username = username - }); - } - - /// - public bool HasPassword(User user) - => !string.IsNullOrEmpty(user.Password); - - /// - public Task ChangePassword(User user, string newPassword) - { - if (string.IsNullOrEmpty(newPassword)) - { - user.Password = null; - return Task.CompletedTask; - } - - PasswordHash newPasswordHash = _cryptographyProvider.CreatePasswordHash(newPassword); - user.Password = newPasswordHash.ToString(); - - return Task.CompletedTask; - } - - /// - public void ChangeEasyPassword(User user, string newPassword, string newPasswordHash) - { - if (newPassword != null) - { - newPasswordHash = _cryptographyProvider.CreatePasswordHash(newPassword).ToString(); - } - - if (string.IsNullOrWhiteSpace(newPasswordHash)) - { - throw new ArgumentNullException(nameof(newPasswordHash)); - } - - user.EasyPassword = newPasswordHash; - } - - /// - public string GetEasyPasswordHash(User user) - { - return string.IsNullOrEmpty(user.EasyPassword) - ? null - : Hex.Encode(PasswordHash.Parse(user.EasyPassword).Hash); - } - - /// - /// Gets the hashed string. - /// - public string GetHashedString(User user, string str) - { - if (string.IsNullOrEmpty(user.Password)) - { - return _cryptographyProvider.CreatePasswordHash(str).ToString(); - } - - // TODO: make use of iterations parameter? - PasswordHash passwordHash = PasswordHash.Parse(user.Password); - var salt = passwordHash.Salt.ToArray(); - return new PasswordHash( - passwordHash.Id, - _cryptographyProvider.ComputeHash( - passwordHash.Id, - Encoding.UTF8.GetBytes(str), - salt), - salt, - passwordHash.Parameters.ToDictionary(x => x.Key, y => y.Value)).ToString(); - } - - public ReadOnlySpan GetHashed(User user, string str) - { - if (string.IsNullOrEmpty(user.Password)) - { - return _cryptographyProvider.CreatePasswordHash(str).Hash; - } - - // TODO: make use of iterations parameter? - PasswordHash passwordHash = PasswordHash.Parse(user.Password); - return _cryptographyProvider.ComputeHash( - passwordHash.Id, - Encoding.UTF8.GetBytes(str), - passwordHash.Salt.ToArray()); - } - } -} diff --git a/Emby.Server.Implementations/Library/DefaultPasswordResetProvider.cs b/Emby.Server.Implementations/Library/DefaultPasswordResetProvider.cs deleted file mode 100644 index 6c6fbd86f..000000000 --- a/Emby.Server.Implementations/Library/DefaultPasswordResetProvider.cs +++ /dev/null @@ -1,140 +0,0 @@ -using System; -using System.Collections.Generic; -using System.IO; -using System.Security.Cryptography; -using System.Threading.Tasks; -using MediaBrowser.Common.Extensions; -using MediaBrowser.Controller.Authentication; -using MediaBrowser.Controller.Configuration; -using MediaBrowser.Controller.Library; -using MediaBrowser.Model.Serialization; -using MediaBrowser.Model.Users; - -namespace Emby.Server.Implementations.Library -{ - /// - /// The default password reset provider. - /// - public class DefaultPasswordResetProvider : IPasswordResetProvider - { - private const string BaseResetFileName = "passwordreset"; - - private readonly IJsonSerializer _jsonSerializer; - private readonly IUserManager _userManager; - - private readonly string _passwordResetFileBase; - private readonly string _passwordResetFileBaseDir; - - /// - /// Initializes a new instance of the class. - /// - /// The configuration manager. - /// The JSON serializer. - /// The user manager. - public DefaultPasswordResetProvider( - IServerConfigurationManager configurationManager, - IJsonSerializer jsonSerializer, - IUserManager userManager) - { - _passwordResetFileBaseDir = configurationManager.ApplicationPaths.ProgramDataPath; - _passwordResetFileBase = Path.Combine(_passwordResetFileBaseDir, BaseResetFileName); - _jsonSerializer = jsonSerializer; - _userManager = userManager; - } - - /// - public string Name => "Default Password Reset Provider"; - - /// - public bool IsEnabled => true; - - /// - public async Task RedeemPasswordResetPin(string pin) - { - SerializablePasswordReset spr; - List usersreset = new List(); - foreach (var resetfile in Directory.EnumerateFiles(_passwordResetFileBaseDir, $"{BaseResetFileName}*")) - { - using (var str = File.OpenRead(resetfile)) - { - spr = await _jsonSerializer.DeserializeFromStreamAsync(str).ConfigureAwait(false); - } - - if (spr.ExpirationDate < DateTime.Now) - { - File.Delete(resetfile); - } - else if (string.Equals( - spr.Pin.Replace("-", string.Empty, StringComparison.Ordinal), - pin.Replace("-", string.Empty, StringComparison.Ordinal), - StringComparison.InvariantCultureIgnoreCase)) - { - var resetUser = _userManager.GetUserByName(spr.UserName); - if (resetUser == null) - { - throw new ResourceNotFoundException($"User with a username of {spr.UserName} not found"); - } - - await _userManager.ChangePassword(resetUser, pin).ConfigureAwait(false); - usersreset.Add(resetUser.Name); - File.Delete(resetfile); - } - } - - if (usersreset.Count < 1) - { - throw new ResourceNotFoundException($"No Users found with a password reset request matching pin {pin}"); - } - else - { - return new PinRedeemResult - { - Success = true, - UsersReset = usersreset.ToArray() - }; - } - } - - /// - public async Task StartForgotPasswordProcess(MediaBrowser.Controller.Entities.User user, bool isInNetwork) - { - string pin = string.Empty; - using (var cryptoRandom = RandomNumberGenerator.Create()) - { - byte[] bytes = new byte[4]; - cryptoRandom.GetBytes(bytes); - pin = BitConverter.ToString(bytes); - } - - DateTime expireTime = DateTime.Now.AddMinutes(30); - string filePath = _passwordResetFileBase + user.InternalId + ".json"; - SerializablePasswordReset spr = new SerializablePasswordReset - { - ExpirationDate = expireTime, - Pin = pin, - PinFile = filePath, - UserName = user.Name - }; - - using (FileStream fileStream = File.OpenWrite(filePath)) - { - _jsonSerializer.SerializeToStream(spr, fileStream); - await fileStream.FlushAsync().ConfigureAwait(false); - } - - return new ForgotPasswordResult - { - Action = ForgotPasswordAction.PinCode, - PinExpirationDate = expireTime, - PinFile = filePath - }; - } - - private class SerializablePasswordReset : PasswordPinCreationResult - { - public string Pin { get; set; } - - public string UserName { get; set; } - } - } -} diff --git a/Emby.Server.Implementations/Library/InvalidAuthProvider.cs b/Emby.Server.Implementations/Library/InvalidAuthProvider.cs deleted file mode 100644 index dc61aacd7..000000000 --- a/Emby.Server.Implementations/Library/InvalidAuthProvider.cs +++ /dev/null @@ -1,54 +0,0 @@ -using System.Threading.Tasks; -using MediaBrowser.Controller.Authentication; -using MediaBrowser.Controller.Entities; - -namespace Emby.Server.Implementations.Library -{ - /// - /// An invalid authentication provider. - /// - public class InvalidAuthProvider : IAuthenticationProvider - { - /// - public string Name => "InvalidOrMissingAuthenticationProvider"; - - /// - public bool IsEnabled => true; - - /// - public Task Authenticate(string username, string password) - { - throw new AuthenticationException("User Account cannot login with this provider. The Normal provider for this user cannot be found"); - } - - /// - public bool HasPassword(User user) - { - return true; - } - - /// - public Task ChangePassword(User user, string newPassword) - { - return Task.CompletedTask; - } - - /// - public void ChangeEasyPassword(User user, string newPassword, string newPasswordHash) - { - // Nothing here - } - - /// - public string GetPasswordHash(User user) - { - return string.Empty; - } - - /// - public string GetEasyPasswordHash(User user) - { - return string.Empty; - } - } -} diff --git a/Emby.Server.Implementations/Library/LibraryManager.cs b/Emby.Server.Implementations/Library/LibraryManager.cs index 0b86b2db7..e7cd7512c 100644 --- a/Emby.Server.Implementations/Library/LibraryManager.cs +++ b/Emby.Server.Implementations/Library/LibraryManager.cs @@ -17,6 +17,7 @@ using Emby.Server.Implementations.Library.Resolvers; using Emby.Server.Implementations.Library.Validators; using Emby.Server.Implementations.Playlists; using Emby.Server.Implementations.ScheduledTasks; +using Jellyfin.Data.Enums; using MediaBrowser.Common.Extensions; using MediaBrowser.Common.Progress; using MediaBrowser.Controller; @@ -1470,7 +1471,7 @@ namespace Emby.Server.Implementations.Library query.Parent = null; } - private void AddUserToQuery(InternalItemsQuery query, User user, bool allowExternalContent = true) + private void AddUserToQuery(InternalItemsQuery query, Jellyfin.Data.Entities.User user, bool allowExternalContent = true) { if (query.AncestorIds.Length == 0 && query.ParentId.Equals(Guid.Empty) && @@ -1491,7 +1492,7 @@ namespace Emby.Server.Implementations.Library } } - private IEnumerable GetTopParentIdsForQuery(BaseItem item, User user) + private IEnumerable GetTopParentIdsForQuery(BaseItem item, Jellyfin.Data.Entities.User user) { if (item is UserView view) { @@ -1524,7 +1525,8 @@ namespace Emby.Server.Implementations.Library } // Handle grouping - if (user != null && !string.IsNullOrEmpty(view.ViewType) && UserView.IsEligibleForGrouping(view.ViewType) && user.Configuration.GroupedFolders.Length > 0) + if (user != null && !string.IsNullOrEmpty(view.ViewType) && UserView.IsEligibleForGrouping(view.ViewType) + && user.GetPreference(PreferenceKind.GroupedFolders).Length > 0) { return GetUserRootFolder() .GetChildren(user, true) @@ -1557,7 +1559,7 @@ namespace Emby.Server.Implementations.Library /// The item. /// The user. /// IEnumerable{System.String}. - public async Task> GetIntros(BaseItem item, User user) + public async Task> GetIntros(BaseItem item, Jellyfin.Data.Entities.User user) { var tasks = IntroProviders .OrderBy(i => i.GetType().Name.Contains("Default", StringComparison.OrdinalIgnoreCase) ? 1 : 0) @@ -1579,7 +1581,7 @@ namespace Emby.Server.Implementations.Library /// The item. /// The user. /// Task<IEnumerable<IntroInfo>>. - private async Task> GetIntros(IIntroProvider provider, BaseItem item, User user) + private async Task> GetIntros(IIntroProvider provider, BaseItem item, Jellyfin.Data.Entities.User user) { try { @@ -1680,7 +1682,7 @@ namespace Emby.Server.Implementations.Library /// The sort by. /// The sort order. /// IEnumerable{BaseItem}. - public IEnumerable Sort(IEnumerable items, User user, IEnumerable sortBy, SortOrder sortOrder) + public IEnumerable Sort(IEnumerable items, Jellyfin.Data.Entities.User user, IEnumerable sortBy, SortOrder sortOrder) { var isFirst = true; @@ -1703,7 +1705,7 @@ namespace Emby.Server.Implementations.Library return orderedItems ?? items; } - public IEnumerable Sort(IEnumerable items, User user, IEnumerable> orderByList) + public IEnumerable Sort(IEnumerable items, Jellyfin.Data.Entities.User user, IEnumerable> orderByList) { var isFirst = true; @@ -1740,7 +1742,7 @@ namespace Emby.Server.Implementations.Library /// The name. /// The user. /// IBaseItemComparer. - private IBaseItemComparer GetComparer(string name, User user) + private IBaseItemComparer GetComparer(string name, Jellyfin.Data.Entities.User user) { var comparer = Comparers.FirstOrDefault(c => string.Equals(name, c.Name, StringComparison.OrdinalIgnoreCase)); @@ -2072,7 +2074,7 @@ namespace Emby.Server.Implementations.Library private readonly TimeSpan _viewRefreshInterval = TimeSpan.FromHours(24); public UserView GetNamedView( - User user, + Jellyfin.Data.Entities.User user, string name, string viewType, string sortName) @@ -2125,7 +2127,7 @@ namespace Emby.Server.Implementations.Library } public UserView GetNamedView( - User user, + Jellyfin.Data.Entities.User user, string name, Guid parentId, string viewType, diff --git a/Emby.Server.Implementations/Library/MediaSourceManager.cs b/Emby.Server.Implementations/Library/MediaSourceManager.cs index 01fe98f3a..25af69058 100644 --- a/Emby.Server.Implementations/Library/MediaSourceManager.cs +++ b/Emby.Server.Implementations/Library/MediaSourceManager.cs @@ -7,6 +7,7 @@ using System.IO; using System.Linq; using System.Threading; using System.Threading.Tasks; +using Jellyfin.Data.Enums; using MediaBrowser.Common.Configuration; using MediaBrowser.Common.Extensions; using MediaBrowser.Controller.Entities; @@ -14,7 +15,6 @@ using MediaBrowser.Controller.Library; using MediaBrowser.Controller.MediaEncoding; using MediaBrowser.Controller.Persistence; using MediaBrowser.Controller.Providers; -using MediaBrowser.Model.Configuration; using MediaBrowser.Model.Dlna; using MediaBrowser.Model.Dto; using MediaBrowser.Model.Entities; @@ -145,7 +145,7 @@ namespace Emby.Server.Implementations.Library }); } - public async Task> GetPlaybackMediaSources(BaseItem item, User user, bool allowMediaProbe, bool enablePathSubstitution, CancellationToken cancellationToken) + public async Task> GetPlaybackMediaSources(BaseItem item, Jellyfin.Data.Entities.User user, bool allowMediaProbe, bool enablePathSubstitution, CancellationToken cancellationToken) { var mediaSources = GetStaticMediaSources(item, enablePathSubstitution, user); @@ -190,10 +190,7 @@ namespace Emby.Server.Implementations.Library { if (string.Equals(item.MediaType, MediaType.Audio, StringComparison.OrdinalIgnoreCase)) { - if (!user.Policy.EnableAudioPlaybackTranscoding) - { - source.SupportsTranscoding = false; - } + source.SupportsTranscoding = user.HasPermission(PermissionKind.EnableAudioPlaybackTranscoding); } } } @@ -312,7 +309,7 @@ namespace Emby.Server.Implementations.Library return sources.FirstOrDefault(i => string.Equals(i.Id, mediaSourceId, StringComparison.OrdinalIgnoreCase)); } - public List GetStaticMediaSources(BaseItem item, bool enablePathSubstitution, User user = null) + public List GetStaticMediaSources(BaseItem item, bool enablePathSubstitution, Jellyfin.Data.Entities.User user = null) { if (item == null) { @@ -350,9 +347,11 @@ namespace Emby.Server.Implementations.Library return new string[] { language }; } - private void SetDefaultSubtitleStreamIndex(MediaSourceInfo source, UserItemData userData, User user, bool allowRememberingSelection) + private void SetDefaultSubtitleStreamIndex(MediaSourceInfo source, UserItemData userData, Jellyfin.Data.Entities.User user, bool allowRememberingSelection) { - if (userData.SubtitleStreamIndex.HasValue && user.Configuration.RememberSubtitleSelections && user.Configuration.SubtitleMode != SubtitlePlaybackMode.None && allowRememberingSelection) + if (userData.SubtitleStreamIndex.HasValue + && user.RememberSubtitleSelections + && user.SubtitleMode != SubtitlePlaybackMode.None && allowRememberingSelection) { var index = userData.SubtitleStreamIndex.Value; // Make sure the saved index is still valid @@ -363,26 +362,27 @@ namespace Emby.Server.Implementations.Library } } - var preferredSubs = string.IsNullOrEmpty(user.Configuration.SubtitleLanguagePreference) - ? Array.Empty() : NormalizeLanguage(user.Configuration.SubtitleLanguagePreference); + + var preferredSubs = string.IsNullOrEmpty(user.SubtitleLanguagePreference) + ? Array.Empty() : NormalizeLanguage(user.SubtitleLanguagePreference); var defaultAudioIndex = source.DefaultAudioStreamIndex; var audioLangage = defaultAudioIndex == null ? null : source.MediaStreams.Where(i => i.Type == MediaStreamType.Audio && i.Index == defaultAudioIndex).Select(i => i.Language).FirstOrDefault(); - source.DefaultSubtitleStreamIndex = MediaStreamSelector.GetDefaultSubtitleStreamIndex(source.MediaStreams, + source.DefaultSubtitleStreamIndex = MediaStreamSelector.GetDefaultSubtitleStreamIndex( + source.MediaStreams, preferredSubs, - user.Configuration.SubtitleMode, + user.SubtitleMode, audioLangage); - MediaStreamSelector.SetSubtitleStreamScores(source.MediaStreams, preferredSubs, - user.Configuration.SubtitleMode, audioLangage); + MediaStreamSelector.SetSubtitleStreamScores(source.MediaStreams, preferredSubs, user.SubtitleMode, audioLangage); } - private void SetDefaultAudioStreamIndex(MediaSourceInfo source, UserItemData userData, User user, bool allowRememberingSelection) + private void SetDefaultAudioStreamIndex(MediaSourceInfo source, UserItemData userData, Jellyfin.Data.Entities.User user, bool allowRememberingSelection) { - if (userData.AudioStreamIndex.HasValue && user.Configuration.RememberAudioSelections && allowRememberingSelection) + if (userData.AudioStreamIndex.HasValue && user.RememberAudioSelections && allowRememberingSelection) { var index = userData.AudioStreamIndex.Value; // Make sure the saved index is still valid @@ -393,14 +393,14 @@ namespace Emby.Server.Implementations.Library } } - var preferredAudio = string.IsNullOrEmpty(user.Configuration.AudioLanguagePreference) + var preferredAudio = string.IsNullOrEmpty(user.AudioLanguagePreference) ? Array.Empty() - : NormalizeLanguage(user.Configuration.AudioLanguagePreference); + : NormalizeLanguage(user.AudioLanguagePreference); - source.DefaultAudioStreamIndex = MediaStreamSelector.GetDefaultAudioStreamIndex(source.MediaStreams, preferredAudio, user.Configuration.PlayDefaultAudioTrack); + source.DefaultAudioStreamIndex = MediaStreamSelector.GetDefaultAudioStreamIndex(source.MediaStreams, preferredAudio, user.PlayDefaultAudioTrack); } - public void SetDefaultAudioAndSubtitleStreamIndexes(BaseItem item, MediaSourceInfo source, User user) + public void SetDefaultAudioAndSubtitleStreamIndexes(BaseItem item, MediaSourceInfo source, Jellyfin.Data.Entities.User user) { // Item would only be null if the app didn't supply ItemId as part of the live stream open request var mediaType = item == null ? MediaType.Video : item.MediaType; @@ -560,17 +560,14 @@ namespace Emby.Server.Implementations.Library { videoStream.BitRate = 30000000; } - else if (width >= 1900) { videoStream.BitRate = 20000000; } - else if (width >= 1200) { videoStream.BitRate = 8000000; } - else if (width >= 700) { videoStream.BitRate = 2000000; @@ -674,13 +671,14 @@ namespace Emby.Server.Implementations.Library mediaSource.AnalyzeDurationMs = 3000; } - mediaInfo = await _mediaEncoder.GetMediaInfo(new MediaInfoRequest + mediaInfo = await _mediaEncoder.GetMediaInfo( + new MediaInfoRequest { MediaSource = mediaSource, MediaType = isAudio ? DlnaProfileType.Audio : DlnaProfileType.Video, ExtractChapters = false - - }, cancellationToken).ConfigureAwait(false); + }, + cancellationToken).ConfigureAwait(false); if (cacheFilePath != null) { diff --git a/Emby.Server.Implementations/Library/MediaStreamSelector.cs b/Emby.Server.Implementations/Library/MediaStreamSelector.cs index e27145a1d..a177138b7 100644 --- a/Emby.Server.Implementations/Library/MediaStreamSelector.cs +++ b/Emby.Server.Implementations/Library/MediaStreamSelector.cs @@ -3,6 +3,7 @@ using System; using System.Collections.Generic; using System.Linq; +using Jellyfin.Data.Enums; using MediaBrowser.Model.Configuration; using MediaBrowser.Model.Entities; diff --git a/Emby.Server.Implementations/Library/MusicManager.cs b/Emby.Server.Implementations/Library/MusicManager.cs index 1ec578371..ad8c70f5e 100644 --- a/Emby.Server.Implementations/Library/MusicManager.cs +++ b/Emby.Server.Implementations/Library/MusicManager.cs @@ -22,7 +22,7 @@ namespace Emby.Server.Implementations.Library _libraryManager = libraryManager; } - public List GetInstantMixFromSong(Audio item, User user, DtoOptions dtoOptions) + public List GetInstantMixFromSong(Audio item, Jellyfin.Data.Entities.User user, DtoOptions dtoOptions) { var list = new List