< Summary - Jellyfin

Information
Class: MediaBrowser.LocalMetadata.Parsers.BaseItemXmlParser<T>
Assembly: MediaBrowser.LocalMetadata
File(s): /srv/git/jellyfin/MediaBrowser.LocalMetadata/Parsers/BaseItemXmlParser.cs
Line coverage
0%
Covered lines: 0
Uncovered lines: 315
Coverable lines: 315
Total lines: 867
Line coverage: 0%
Branch coverage
0%
Covered branches: 0
Total branches: 374
Branch coverage: 0%
Method coverage

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Coverage history

Coverage history 0 25 50 75 100

Metrics

MethodBranch coverage Crap Score Cyclomatic complexity Line coverage
.ctor(...)100%210%
Fetch(...)0%620%
Fetch(...)0%4260%
FetchDataFromXmlNode(...)0%710222660%
FetchFromSharesNode(...)0%156120%
FetchFromTaglinesNode(...)0%7280%
FetchFromGenresNode(...)0%110100%
FetchFromTagsNode(...)0%110100%
FetchDataFromPersonsNode(...)0%156120%
FetchDataFromTrailersNode(...)0%110100%
FetchFromStudiosNode(...)0%110100%
GetLinkedChild(...)0%210140%
GetShare(...)0%210140%

File(s)

/srv/git/jellyfin/MediaBrowser.LocalMetadata/Parsers/BaseItemXmlParser.cs

#LineLine coverage
 1using System;
 2using System.Collections.Generic;
 3using System.Globalization;
 4using System.IO;
 5using System.Linq;
 6using System.Text;
 7using System.Threading;
 8using System.Xml;
 9using Jellyfin.Data.Enums;
 10using Jellyfin.Extensions;
 11using MediaBrowser.Controller.Entities;
 12using MediaBrowser.Controller.Extensions;
 13using MediaBrowser.Controller.Playlists;
 14using MediaBrowser.Controller.Providers;
 15using MediaBrowser.Model.Entities;
 16using Microsoft.Extensions.Logging;
 17
 18namespace MediaBrowser.LocalMetadata.Parsers
 19{
 20    /// <summary>
 21    /// Provides a base class for parsing metadata xml.
 22    /// </summary>
 23    /// <typeparam name="T">Type of item xml parser.</typeparam>
 24    public class BaseItemXmlParser<T>
 25        where T : BaseItem
 26    {
 27        private Dictionary<string, string>? _validProviderIds;
 28
 29        /// <summary>
 30        /// Initializes a new instance of the <see cref="BaseItemXmlParser{T}" /> class.
 31        /// </summary>
 32        /// <param name="logger">Instance of the <see cref="ILogger{BaseItemXmlParser}"/> interface.</param>
 33        /// <param name="providerManager">Instance of the <see cref="IProviderManager"/> interface.</param>
 34        public BaseItemXmlParser(ILogger<BaseItemXmlParser<T>> logger, IProviderManager providerManager)
 35        {
 036            Logger = logger;
 037            ProviderManager = providerManager;
 038        }
 39
 40        /// <summary>
 41        /// Gets the logger.
 42        /// </summary>
 43        protected ILogger<BaseItemXmlParser<T>> Logger { get; private set; }
 44
 45        /// <summary>
 46        /// Gets the provider manager.
 47        /// </summary>
 48        protected IProviderManager ProviderManager { get; private set; }
 49
 50        /// <summary>
 51        /// Fetches metadata for an item from one xml file.
 52        /// </summary>
 53        /// <param name="item">The item.</param>
 54        /// <param name="metadataFile">The metadata file.</param>
 55        /// <param name="cancellationToken">The cancellation token.</param>
 56        /// <exception cref="ArgumentNullException">Item is null.</exception>
 57        public void Fetch(MetadataResult<T> item, string metadataFile, CancellationToken cancellationToken)
 58        {
 059            ArgumentNullException.ThrowIfNull(item);
 060            ArgumentException.ThrowIfNullOrEmpty(metadataFile);
 61
 062            var settings = new XmlReaderSettings
 063            {
 064                ValidationType = ValidationType.None,
 065                CheckCharacters = false,
 066                IgnoreProcessingInstructions = true,
 067                IgnoreComments = true
 068            };
 69
 070            _validProviderIds = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
 71
 072            var idInfos = ProviderManager.GetExternalIdInfos(item.Item);
 73
 074            foreach (var info in idInfos)
 75            {
 076                var id = info.Key + "Id";
 077                _validProviderIds.TryAdd(id, info.Key);
 78            }
 79
 80            // Additional Mappings
 081            _validProviderIds.Add("IMDB", "Imdb");
 82
 83            // Fetch(item, metadataFile, settings, Encoding.GetEncoding("ISO-8859-1"), cancellationToken);
 084            Fetch(item, metadataFile, settings, Encoding.UTF8, cancellationToken);
 085        }
 86
 87        /// <summary>
 88        /// Fetches the specified item.
 89        /// </summary>
 90        /// <param name="item">The item.</param>
 91        /// <param name="metadataFile">The metadata file.</param>
 92        /// <param name="settings">The settings.</param>
 93        /// <param name="encoding">The encoding.</param>
 94        /// <param name="cancellationToken">The cancellation token.</param>
 95        private void Fetch(MetadataResult<T> item, string metadataFile, XmlReaderSettings settings, Encoding encoding, C
 96        {
 097            item.ResetPeople();
 98
 099            using var fileStream = File.OpenRead(metadataFile);
 0100            using var streamReader = new StreamReader(fileStream, encoding);
 0101            using var reader = XmlReader.Create(streamReader, settings);
 0102            reader.MoveToContent();
 0103            reader.Read();
 104
 105            // Loop through each element
 0106            while (!reader.EOF && reader.ReadState == ReadState.Interactive)
 107            {
 0108                cancellationToken.ThrowIfCancellationRequested();
 109
 0110                if (reader.NodeType == XmlNodeType.Element)
 111                {
 0112                    FetchDataFromXmlNode(reader, item);
 113                }
 114                else
 115                {
 0116                    reader.Read();
 117                }
 118            }
 0119        }
 120
 121        /// <summary>
 122        /// Fetches metadata from one Xml Element.
 123        /// </summary>
 124        /// <param name="reader">The reader.</param>
 125        /// <param name="itemResult">The item result.</param>
 126        protected virtual void FetchDataFromXmlNode(XmlReader reader, MetadataResult<T> itemResult)
 127        {
 0128            var item = itemResult.Item;
 129
 0130            switch (reader.Name)
 131            {
 132                case "Added":
 0133                    if (reader.TryReadDateTime(out var dateCreated))
 134                    {
 0135                        item.DateCreated = dateCreated;
 136                    }
 137
 0138                    break;
 139                case "OriginalTitle":
 0140                    item.OriginalTitle = reader.ReadNormalizedString();
 0141                    break;
 142                case "LocalTitle":
 0143                    item.Name = reader.ReadNormalizedString();
 0144                    break;
 145                case "CriticRating":
 146                {
 0147                    var text = reader.ReadElementContentAsString();
 148
 0149                    if (float.TryParse(text, CultureInfo.InvariantCulture, out var value))
 150                    {
 0151                        item.CriticRating = value;
 152                    }
 153
 0154                    break;
 155                }
 156
 157                case "SortTitle":
 0158                    item.ForcedSortName = reader.ReadNormalizedString();
 0159                    break;
 160                case "Overview":
 161                case "Description":
 0162                    item.Overview = reader.ReadNormalizedString();
 0163                    break;
 164                case "Language":
 0165                    item.PreferredMetadataLanguage = reader.ReadNormalizedString();
 0166                    break;
 167                case "CountryCode":
 0168                    item.PreferredMetadataCountryCode = reader.ReadNormalizedString();
 0169                    break;
 170                case "PlaceOfBirth":
 0171                    var placeOfBirth = reader.ReadNormalizedString();
 0172                    if (!string.IsNullOrEmpty(placeOfBirth) && item is Person person)
 173                    {
 0174                        person.ProductionLocations = new[] { placeOfBirth };
 175                    }
 176
 0177                    break;
 178                case "LockedFields":
 179                {
 0180                    var val = reader.ReadElementContentAsString();
 181
 0182                    if (!string.IsNullOrWhiteSpace(val))
 183                    {
 0184                        item.LockedFields = val.Split('|').Select(i =>
 0185                        {
 0186                            if (Enum.TryParse(i, true, out MetadataField field))
 0187                            {
 0188                                return (MetadataField?)field;
 0189                            }
 0190
 0191                            return null;
 0192                        }).Where(i => i.HasValue).Select(i => i!.Value).ToArray();
 193                    }
 194
 0195                    break;
 196                }
 197
 198                case "TagLines":
 199                {
 0200                    if (!reader.IsEmptyElement)
 201                    {
 0202                        using (var subtree = reader.ReadSubtree())
 203                        {
 0204                            FetchFromTaglinesNode(subtree, item);
 0205                        }
 206                    }
 207                    else
 208                    {
 0209                        reader.Read();
 210                    }
 211
 0212                    break;
 213                }
 214
 215                case "Countries":
 216                {
 0217                    if (!reader.IsEmptyElement)
 218                    {
 0219                        reader.Skip();
 220                    }
 221                    else
 222                    {
 0223                        reader.Read();
 224                    }
 225
 0226                    break;
 227                }
 228
 229                case "ContentRating":
 230                case "MPAARating":
 0231                    item.OfficialRating = reader.ReadNormalizedString();
 0232                    break;
 233                case "CustomRating":
 0234                    item.CustomRating = reader.ReadNormalizedString();
 0235                    break;
 236                case "RunningTime":
 0237                    var runtimeText = reader.ReadElementContentAsString();
 0238                    if (!string.IsNullOrWhiteSpace(runtimeText))
 239                    {
 0240                        if (int.TryParse(runtimeText.AsSpan().LeftPart(' '), NumberStyles.Integer, CultureInfo.Invariant
 241                        {
 0242                            item.RunTimeTicks = TimeSpan.FromMinutes(runtime).Ticks;
 243                        }
 244                    }
 245
 0246                    break;
 247                case "AspectRatio":
 0248                    var aspectRatio = reader.ReadNormalizedString();
 0249                    if (!string.IsNullOrEmpty(aspectRatio) && item is IHasAspectRatio hasAspectRatio)
 250                    {
 0251                        hasAspectRatio.AspectRatio = aspectRatio;
 252                    }
 253
 0254                    break;
 255                case "LockData":
 0256                    item.IsLocked = string.Equals(reader.ReadElementContentAsString(), "true", StringComparison.OrdinalI
 0257                    break;
 258                case "Network":
 0259                    foreach (var name in reader.GetStringArray())
 260                    {
 0261                        item.AddStudio(name);
 262                    }
 263
 264                    break;
 265                case "Director":
 0266                    foreach (var director in reader.GetPersonArray(PersonKind.Director))
 267                    {
 0268                        itemResult.AddPerson(director);
 269                    }
 270
 271                    break;
 272                case "Writer":
 0273                    foreach (var writer in reader.GetPersonArray(PersonKind.Writer))
 274                    {
 0275                        itemResult.AddPerson(writer);
 276                    }
 277
 278                    break;
 279                case "Actors":
 0280                    foreach (var actor in reader.GetPersonArray(PersonKind.Actor))
 281                    {
 0282                        itemResult.AddPerson(actor);
 283                    }
 284
 285                    break;
 286                case "GuestStars":
 0287                    foreach (var guestStar in reader.GetPersonArray(PersonKind.GuestStar))
 288                    {
 0289                        itemResult.AddPerson(guestStar);
 290                    }
 291
 292                    break;
 293                case "Trailer":
 0294                    var trailer = reader.ReadNormalizedString();
 0295                    if (!string.IsNullOrEmpty(trailer))
 296                    {
 0297                        item.AddTrailerUrl(trailer);
 298                    }
 299
 0300                    break;
 301                case "DisplayOrder":
 0302                    var displayOrder = reader.ReadNormalizedString();
 0303                    if (!string.IsNullOrEmpty(displayOrder) && item is IHasDisplayOrder hasDisplayOrder)
 304                    {
 0305                        hasDisplayOrder.DisplayOrder = displayOrder;
 306                    }
 307
 0308                    break;
 309                case "Trailers":
 310                {
 0311                    if (!reader.IsEmptyElement)
 312                    {
 0313                        using var subtree = reader.ReadSubtree();
 0314                        FetchDataFromTrailersNode(subtree, item);
 315                    }
 316                    else
 317                    {
 0318                        reader.Read();
 319                    }
 320
 0321                    break;
 322                }
 323
 324                case "ProductionYear":
 0325                    if (reader.TryReadInt(out var productionYear) && productionYear > 1850)
 326                    {
 0327                        item.ProductionYear = productionYear;
 328                    }
 329
 0330                    break;
 331                case "Rating":
 332                case "IMDBrating":
 333                {
 0334                    var rating = reader.ReadElementContentAsString();
 335
 0336                    if (!string.IsNullOrWhiteSpace(rating))
 337                    {
 338                        // All external meta is saving this as '.' for decimal I believe...but just to be sure
 0339                        if (float.TryParse(rating.Replace(',', '.'), NumberStyles.AllowDecimalPoint, CultureInfo.Invaria
 340                        {
 0341                            item.CommunityRating = val;
 342                        }
 343                    }
 344
 0345                    break;
 346                }
 347
 348                case "BirthDate":
 349                case "PremiereDate":
 350                case "FirstAired":
 0351                    if (reader.TryReadDateTimeExact("yyyy-MM-dd", out var firstAired))
 352                    {
 0353                        item.PremiereDate = firstAired;
 0354                        item.ProductionYear = firstAired.Year;
 355                    }
 356
 0357                    break;
 358                case "DeathDate":
 359                case "EndDate":
 0360                    if (reader.TryReadDateTimeExact("yyyy-MM-dd", out var endDate))
 361                    {
 0362                        item.EndDate = endDate;
 363                    }
 364
 0365                    break;
 366                case "CollectionNumber":
 0367                    var tmdbCollection = reader.ReadNormalizedString();
 0368                    item.TrySetProviderId(MetadataProvider.TmdbCollection, tmdbCollection);
 369
 0370                    break;
 371
 372                case "Genres":
 373                {
 0374                    if (!reader.IsEmptyElement)
 375                    {
 0376                        using var subtree = reader.ReadSubtree();
 0377                        FetchFromGenresNode(subtree, item);
 378                    }
 379                    else
 380                    {
 0381                        reader.Read();
 382                    }
 383
 0384                    break;
 385                }
 386
 387                case "Tags":
 388                {
 0389                    if (!reader.IsEmptyElement)
 390                    {
 0391                        using var subtree = reader.ReadSubtree();
 0392                        FetchFromTagsNode(subtree, item);
 393                    }
 394                    else
 395                    {
 0396                        reader.Read();
 397                    }
 398
 0399                    break;
 400                }
 401
 402                case "Persons":
 403                {
 0404                    if (!reader.IsEmptyElement)
 405                    {
 0406                        using var subtree = reader.ReadSubtree();
 0407                        FetchDataFromPersonsNode(subtree, itemResult);
 408                    }
 409                    else
 410                    {
 0411                        reader.Read();
 412                    }
 413
 0414                    break;
 415                }
 416
 417                case "Studios":
 418                {
 0419                    if (!reader.IsEmptyElement)
 420                    {
 0421                        using var subtree = reader.ReadSubtree();
 0422                        FetchFromStudiosNode(subtree, item);
 423                    }
 424                    else
 425                    {
 0426                        reader.Read();
 427                    }
 428
 0429                    break;
 430                }
 431
 432                case "Shares":
 433                {
 0434                    if (!reader.IsEmptyElement)
 435                    {
 0436                        using var subtree = reader.ReadSubtree();
 0437                        if (item is IHasShares hasShares)
 438                        {
 0439                            FetchFromSharesNode(subtree, hasShares);
 440                        }
 441                    }
 442                    else
 443                    {
 0444                        reader.Read();
 445                    }
 446
 0447                    break;
 448                }
 449
 450                case "OwnerUserId":
 451                {
 0452                    var val = reader.ReadElementContentAsString();
 453
 0454                    if (Guid.TryParse(val, out var guid) && !guid.Equals(Guid.Empty))
 455                    {
 0456                        if (item is Playlist playlist)
 457                        {
 0458                            playlist.OwnerUserId = guid;
 459                        }
 460                    }
 461
 0462                    break;
 463                }
 464
 465                case "Format3D":
 466                {
 0467                    var val = reader.ReadElementContentAsString();
 468
 0469                    if (item is Video video)
 470                    {
 0471                        if (string.Equals("HSBS", val, StringComparison.OrdinalIgnoreCase))
 472                        {
 0473                            video.Video3DFormat = Video3DFormat.HalfSideBySide;
 474                        }
 0475                        else if (string.Equals("HTAB", val, StringComparison.OrdinalIgnoreCase))
 476                        {
 0477                            video.Video3DFormat = Video3DFormat.HalfTopAndBottom;
 478                        }
 0479                        else if (string.Equals("FTAB", val, StringComparison.OrdinalIgnoreCase))
 480                        {
 0481                            video.Video3DFormat = Video3DFormat.FullTopAndBottom;
 482                        }
 0483                        else if (string.Equals("FSBS", val, StringComparison.OrdinalIgnoreCase))
 484                        {
 0485                            video.Video3DFormat = Video3DFormat.FullSideBySide;
 486                        }
 0487                        else if (string.Equals("MVC", val, StringComparison.OrdinalIgnoreCase))
 488                        {
 0489                            video.Video3DFormat = Video3DFormat.MVC;
 490                        }
 491                    }
 492
 0493                    break;
 494                }
 495
 496                default:
 497                {
 0498                    string readerName = reader.Name;
 0499                    if (_validProviderIds!.TryGetValue(readerName, out string? providerIdValue))
 500                    {
 0501                        var id = reader.ReadElementContentAsString();
 0502                        item.TrySetProviderId(providerIdValue, id);
 503                    }
 504                    else
 505                    {
 0506                        reader.Skip();
 507                    }
 508
 509                    break;
 510                }
 511            }
 0512        }
 513
 514        private void FetchFromSharesNode(XmlReader reader, IHasShares item)
 515        {
 0516            var list = new List<PlaylistUserPermissions>();
 517
 0518            reader.MoveToContent();
 0519            reader.Read();
 520
 521            // Loop through each element
 0522            while (!reader.EOF && reader.ReadState == ReadState.Interactive)
 523            {
 0524                if (reader.NodeType == XmlNodeType.Element)
 525                {
 0526                    switch (reader.Name)
 527                    {
 528                        case "Share":
 529                        {
 0530                            if (reader.IsEmptyElement)
 531                            {
 0532                                reader.Read();
 0533                                continue;
 534                            }
 535
 0536                            using (var subReader = reader.ReadSubtree())
 537                            {
 0538                                var child = GetShare(subReader);
 539
 0540                                if (child is not null)
 541                                {
 0542                                    list.Add(child);
 543                                }
 0544                            }
 545
 546                            break;
 547                        }
 548
 549                        default:
 550                        {
 0551                            reader.Skip();
 0552                            break;
 553                        }
 554                    }
 555                }
 556                else
 557                {
 0558                    reader.Read();
 559                }
 560            }
 561
 0562            item.Shares = [.. list];
 0563        }
 564
 565        /// <summary>
 566        /// Fetches from taglines node.
 567        /// </summary>
 568        /// <param name="reader">The reader.</param>
 569        /// <param name="item">The item.</param>
 570        private void FetchFromTaglinesNode(XmlReader reader, T item)
 571        {
 0572            reader.MoveToContent();
 0573            reader.Read();
 574
 575            // Loop through each element
 0576            while (!reader.EOF && reader.ReadState == ReadState.Interactive)
 577            {
 0578                if (reader.NodeType == XmlNodeType.Element)
 579                {
 0580                    switch (reader.Name)
 581                    {
 582                        case "Tagline":
 0583                            item.Tagline = reader.ReadNormalizedString();
 0584                            break;
 585                        default:
 0586                            reader.Skip();
 0587                            break;
 588                    }
 589                }
 590                else
 591                {
 0592                    reader.Read();
 593                }
 594            }
 0595        }
 596
 597        /// <summary>
 598        /// Fetches from genres node.
 599        /// </summary>
 600        /// <param name="reader">The reader.</param>
 601        /// <param name="item">The item.</param>
 602        private void FetchFromGenresNode(XmlReader reader, T item)
 603        {
 0604            reader.MoveToContent();
 0605            reader.Read();
 606
 607            // Loop through each element
 0608            while (!reader.EOF && reader.ReadState == ReadState.Interactive)
 609            {
 0610                if (reader.NodeType == XmlNodeType.Element)
 611                {
 0612                    switch (reader.Name)
 613                    {
 614                        case "Genre":
 0615                            var genre = reader.ReadNormalizedString();
 0616                            if (!string.IsNullOrEmpty(genre))
 617                            {
 0618                                item.AddGenre(genre);
 619                            }
 620
 0621                            break;
 622                        default:
 0623                            reader.Skip();
 0624                            break;
 625                    }
 626                }
 627                else
 628                {
 0629                    reader.Read();
 630                }
 631            }
 0632        }
 633
 634        private void FetchFromTagsNode(XmlReader reader, BaseItem item)
 635        {
 0636            reader.MoveToContent();
 0637            reader.Read();
 638
 0639            var tags = new List<string>();
 640
 641            // Loop through each element
 0642            while (!reader.EOF && reader.ReadState == ReadState.Interactive)
 643            {
 0644                if (reader.NodeType == XmlNodeType.Element)
 645                {
 0646                    switch (reader.Name)
 647                    {
 648                        case "Tag":
 0649                            var tag = reader.ReadNormalizedString();
 0650                            if (!string.IsNullOrEmpty(tag))
 651                            {
 0652                                tags.Add(tag);
 653                            }
 654
 0655                            break;
 656                        default:
 0657                            reader.Skip();
 0658                            break;
 659                    }
 660                }
 661                else
 662                {
 0663                    reader.Read();
 664                }
 665            }
 666
 0667            item.Tags = tags.Distinct(StringComparer.Ordinal).ToArray();
 0668        }
 669
 670        /// <summary>
 671        /// Fetches the data from persons node.
 672        /// </summary>
 673        /// <param name="reader">The reader.</param>
 674        /// <param name="item">The item.</param>
 675        private void FetchDataFromPersonsNode(XmlReader reader, MetadataResult<T> item)
 676        {
 0677            reader.MoveToContent();
 0678            reader.Read();
 679
 680            // Loop through each element
 0681            while (!reader.EOF && reader.ReadState == ReadState.Interactive)
 682            {
 0683                if (reader.NodeType == XmlNodeType.Element)
 684                {
 0685                    switch (reader.Name)
 686                    {
 687                        case "Person":
 688                        case "Actor":
 0689                            var person = reader.GetPersonFromXmlNode();
 0690                            if (person is not null)
 691                            {
 0692                                item.AddPerson(person);
 693                            }
 694
 0695                            break;
 696                        default:
 0697                            reader.Skip();
 0698                            break;
 699                    }
 700                }
 701                else
 702                {
 0703                    reader.Read();
 704                }
 705            }
 0706        }
 707
 708        private void FetchDataFromTrailersNode(XmlReader reader, T item)
 709        {
 0710            reader.MoveToContent();
 0711            reader.Read();
 712
 713            // Loop through each element
 0714            while (!reader.EOF && reader.ReadState == ReadState.Interactive)
 715            {
 0716                if (reader.NodeType == XmlNodeType.Element)
 717                {
 0718                    switch (reader.Name)
 719                    {
 720                        case "Trailer":
 0721                            var trailer = reader.ReadNormalizedString();
 0722                            if (!string.IsNullOrEmpty(trailer))
 723                            {
 0724                                item.AddTrailerUrl(trailer);
 725                            }
 726
 0727                            break;
 728                        default:
 0729                            reader.Skip();
 0730                            break;
 731                    }
 732                }
 733                else
 734                {
 0735                    reader.Read();
 736                }
 737            }
 0738        }
 739
 740        /// <summary>
 741        /// Fetches from studios node.
 742        /// </summary>
 743        /// <param name="reader">The reader.</param>
 744        /// <param name="item">The item.</param>
 745        private void FetchFromStudiosNode(XmlReader reader, T item)
 746        {
 0747            reader.MoveToContent();
 0748            reader.Read();
 749
 750            // Loop through each element
 0751            while (!reader.EOF && reader.ReadState == ReadState.Interactive)
 752            {
 0753                if (reader.NodeType == XmlNodeType.Element)
 754                {
 0755                    switch (reader.Name)
 756                    {
 757                        case "Studio":
 0758                            var studio = reader.ReadNormalizedString();
 0759                            if (!string.IsNullOrEmpty(studio))
 760                            {
 0761                                item.AddStudio(studio);
 762                            }
 763
 0764                            break;
 765                        default:
 0766                            reader.Skip();
 0767                            break;
 768                    }
 769                }
 770                else
 771                {
 0772                    reader.Read();
 773                }
 774            }
 0775        }
 776
 777        /// <summary>
 778        /// Get linked child.
 779        /// </summary>
 780        /// <param name="reader">The xml reader.</param>
 781        /// <returns>The linked child.</returns>
 782        protected LinkedChild? GetLinkedChild(XmlReader reader)
 783        {
 0784            var linkedItem = new LinkedChild { Type = LinkedChildType.Manual };
 785
 0786            reader.MoveToContent();
 0787            reader.Read();
 788
 789            // Loop through each element
 0790            while (!reader.EOF && reader.ReadState == ReadState.Interactive)
 791            {
 0792                if (reader.NodeType == XmlNodeType.Element)
 793                {
 0794                    switch (reader.Name)
 795                    {
 796                        case "Path":
 0797                            linkedItem.Path = reader.ReadNormalizedString();
 0798                            break;
 799                        case "ItemId":
 0800                            linkedItem.LibraryItemId = reader.ReadNormalizedString();
 0801                            break;
 802                        default:
 0803                            reader.Skip();
 0804                            break;
 805                    }
 806                }
 807                else
 808                {
 0809                    reader.Read();
 810                }
 811            }
 812
 813            // This is valid
 0814            if (!string.IsNullOrWhiteSpace(linkedItem.Path) || !string.IsNullOrWhiteSpace(linkedItem.LibraryItemId))
 815            {
 0816                return linkedItem;
 817            }
 818
 0819            return null;
 820        }
 821
 822        /// <summary>
 823        /// Get share.
 824        /// </summary>
 825        /// <param name="reader">The xml reader.</param>
 826        /// <returns>The share.</returns>
 827        protected PlaylistUserPermissions? GetShare(XmlReader reader)
 828        {
 0829            reader.MoveToContent();
 0830            reader.Read();
 0831            string? userId = null;
 0832            var canEdit = false;
 833
 834            // Loop through each element
 0835            while (!reader.EOF && reader.ReadState == ReadState.Interactive)
 836            {
 0837                if (reader.NodeType == XmlNodeType.Element)
 838                {
 0839                    switch (reader.Name)
 840                    {
 841                        case "UserId":
 0842                            userId = reader.ReadNormalizedString();
 0843                            break;
 844                        case "CanEdit":
 0845                            canEdit = string.Equals(reader.ReadElementContentAsString(), "true", StringComparison.Ordina
 0846                            break;
 847                        default:
 0848                            reader.Skip();
 0849                            break;
 850                    }
 851                }
 852                else
 853                {
 0854                    reader.Read();
 855                }
 856            }
 857
 858            // This is valid
 0859            if (!string.IsNullOrWhiteSpace(userId) && Guid.TryParse(userId, out var guid))
 860            {
 0861                return new PlaylistUserPermissions(guid, canEdit);
 862            }
 863
 0864            return null;
 865        }
 866    }
 867}