add content rating (#218)

* add new columns

* store local content ratings

* display and search content ratings

* add content_rating to search docs

* sync content rating from jellyfin, emby, plex

* force sync content rating for all libraries

* code cleanup

ErsatzTV.Application/Movies/Mapper.cs

@@ -26,6 +26,8 @@ namespace ErsatzTV.Application.Movies
                 metadata.Genres.Map(g => g.Name).ToList(),
                 metadata.Tags.Map(t => t.Name).ToList(),
                 metadata.Studios.Map(s => s.Name).ToList(),
+                (metadata.ContentRating ?? string.Empty).Split("/").Map(s => s.Trim())
+                .Where(x => !string.IsNullOrWhiteSpace(x)).ToList(),
                 LanguagesForMovie(movie),
                 metadata.Actors.OrderBy(a => a.Order).ThenBy(a => a.Id)
                     .Map(a => MediaCards.Mapper.ProjectToViewModel(a, maybeJellyfin, maybeEmby))

ErsatzTV.Application/Movies/MovieViewModel.cs

@@ -11,6 +11,7 @@ namespace ErsatzTV.Application.Movies
         List<string> Genres,
         List<string> Tags,
         List<string> Studios,
+        List<string> ContentRatings,
         List<CultureInfo> Languages,
         List<ActorCardViewModel> Actors)
     {

ErsatzTV.Application/Television/Mapper.cs

@@ -30,6 +30,10 @@ namespace ErsatzTV.Application.Television
                 show.ShowMetadata.HeadOrNone().Map(m => m.Tags.Map(g => g.Name).ToList()).IfNone(new List<string>()),
                 show.ShowMetadata.HeadOrNone().Map(m => m.Studios.Map(s => s.Name).ToList())
                     .IfNone(new List<string>()),
+                show.ShowMetadata.HeadOrNone()
+                    .Map(
+                        m => (m.ContentRating ?? string.Empty).Split("/").Map(s => s.Trim())
+                            .Where(x => !string.IsNullOrWhiteSpace(x)).ToList()).IfNone(new List<string>()),
                 LanguagesForShow(languages),
                 show.ShowMetadata.HeadOrNone()
                     .Map(

ErsatzTV.Application/Television/TelevisionShowViewModel.cs

@@ -14,6 +14,7 @@ namespace ErsatzTV.Application.Television
         List<string> Genres,
         List<string> Tags,
         List<string> Studios,
+        List<string> ContentRatings,
         List<CultureInfo> Languages,
         List<ActorCardViewModel> Actors);
 }

ErsatzTV.Core/Domain/Metadata/MetadataKind.cs

@@ -4,6 +4,6 @@
     {
         Fallback = 0,
         Sidecar = 1,
-        External
+        External = 2
     }
 }

ErsatzTV.Core/Domain/Metadata/MovieMetadata.cs

@@ -2,6 +2,7 @@
 {
     public class MovieMetadata : Metadata
     {
+        public string ContentRating { get; set; }
         public string Outline { get; set; }
         public string Plot { get; set; }
         public string Tagline { get; set; }

ErsatzTV.Core/Domain/Metadata/ShowMetadata.cs

@@ -2,6 +2,7 @@
 {
     public class ShowMetadata : Metadata
     {
+        public string ContentRating { get; set; }
         public string Outline { get; set; }
         public string Plot { get; set; }
         public string Tagline { get; set; }

ErsatzTV.Core/Interfaces/Repositories/IMetadataRepository.cs

@@ -24,5 +24,9 @@ namespace ErsatzTV.Core.Interfaces.Repositories
         Task<Unit> MarkAsUpdated(SeasonMetadata metadata, DateTime dateUpdated);
         Task<Unit> MarkAsUpdated(MovieMetadata metadata, DateTime dateUpdated);
         Task<Unit> MarkAsUpdated(EpisodeMetadata metadata, DateTime dateUpdated);
+        Task<Unit> MarkAsExternal(ShowMetadata metadata);
+        Task<Unit> SetContentRating(ShowMetadata metadata, string contentRating);
+        Task<Unit> MarkAsExternal(MovieMetadata metadata);
+        Task<Unit> SetContentRating(MovieMetadata metadata, string contentRating);
     }
 }

ErsatzTV.Core/Metadata/LocalMetadataProvider.cs

@@ -232,6 +232,7 @@ namespace ErsatzTV.Core.Metadata
             Optional(movie.MovieMetadata).Flatten().HeadOrNone().Match(
                 async existing =>
                 {
+                    existing.ContentRating = metadata.ContentRating;
                     existing.Outline = metadata.Outline;
                     existing.Plot = metadata.Plot;
                     existing.Tagline = metadata.Tagline;
@@ -276,6 +277,7 @@ namespace ErsatzTV.Core.Metadata
             Optional(show.ShowMetadata).Flatten().HeadOrNone().Match(
                 async existing =>
                 {
+                    existing.ContentRating = metadata.ContentRating;
                     existing.Outline = metadata.Outline;
                     existing.Plot = metadata.Plot;
                     existing.Tagline = metadata.Tagline;
@@ -474,6 +476,7 @@ namespace ErsatzTV.Core.Metadata
                             Plot = nfo.Plot,
                             Outline = nfo.Outline,
                             Tagline = nfo.Tagline,
+                            ContentRating = nfo.ContentRating,
                             Year = GetYear(nfo.Year, nfo.Premiered),
                             ReleaseDate = GetAired(nfo.Year, nfo.Premiered),
                             Genres = nfo.Genres.Map(g => new Genre { Name = g }).ToList(),
@@ -571,6 +574,7 @@ namespace ErsatzTV.Core.Metadata
                             DateUpdated = dateUpdated,
                             Title = nfo.Title,
                             Year = nfo.Year,
+                            ContentRating = nfo.ContentRating,
                             ReleaseDate = nfo.Premiered,
                             Plot = nfo.Plot,
                             Outline = nfo.Outline,

ErsatzTV.Core/Metadata/MovieFolderScanner.cs

@@ -108,7 +108,7 @@ namespace ErsatzTV.Core.Metadata
                     .HeadOrNone();
 
                 // skip folder if etag matches
-                if (await knownFolder.Map(f => f.Etag).IfNoneAsync(string.Empty) == etag)
+                if (await knownFolder.Map(f => f.Etag ?? string.Empty).IfNoneAsync(string.Empty) == etag)
                 {
                     continue;
                 }

ErsatzTV.Core/Metadata/MusicVideoFolderScanner.cs

@@ -252,7 +252,7 @@ namespace ErsatzTV.Core.Metadata
                     .HeadOrNone();
 
                 // skip folder if etag matches
-                if (await knownFolder.Map(f => f.Etag).IfNoneAsync(string.Empty) == etag)
+                if (await knownFolder.Map(f => f.Etag ?? string.Empty).IfNoneAsync(string.Empty) == etag)
                 {
                     continue;
                 }

ErsatzTV.Core/Metadata/Nfo/TvShowNfo.cs

@@ -21,6 +21,9 @@ namespace ErsatzTV.Core.Metadata.Nfo
         [XmlElement("tagline")]
         public string Tagline { get; set; }
 
+        [XmlElement("mpaa")]
+        public string ContentRating { get; set; }
+
         [XmlElement("premiered")]
         public string Premiered { get; set; }
 

ErsatzTV.Core/Metadata/TelevisionFolderScanner.cs

@@ -158,7 +158,7 @@ namespace ErsatzTV.Core.Metadata
                     .HeadOrNone();
 
                 // skip folder if etag matches
-                if (await knownFolder.Map(f => f.Etag).IfNoneAsync(string.Empty) == etag)
+                if (await knownFolder.Map(f => f.Etag ?? string.Empty).IfNoneAsync(string.Empty) == etag)
                 {
                     continue;
                 }

ErsatzTV.Core/Plex/PlexMovieLibraryScanner.cs

@@ -173,6 +173,19 @@ namespace ErsatzTV.Core.Plex
                 await maybeMetadata.Match(
                     async fullMetadata =>
                     {
+                        if (existingMetadata.MetadataKind != MetadataKind.External)
+                        {
+                            existingMetadata.MetadataKind = MetadataKind.External;
+                            await _metadataRepository.MarkAsExternal(existingMetadata);
+                        }
+
+                        if (existingMetadata.ContentRating != fullMetadata.ContentRating)
+                        {
+                            existingMetadata.ContentRating = fullMetadata.ContentRating;
+                            await _metadataRepository.SetContentRating(existingMetadata, fullMetadata.ContentRating);
+                            result.IsUpdated = true;
+                        }
+
                         foreach (Genre genre in existingMetadata.Genres
                             .Filter(g => fullMetadata.Genres.All(g2 => g2.Name != g.Name))
                             .ToList())

ErsatzTV.Core/Plex/PlexTelevisionLibraryScanner.cs

@@ -146,6 +146,19 @@ namespace ErsatzTV.Core.Plex
                 await maybeMetadata.Match(
                     async fullMetadata =>
                     {
+                        if (existingMetadata.MetadataKind != MetadataKind.External)
+                        {
+                            existingMetadata.MetadataKind = MetadataKind.External;
+                            await _metadataRepository.MarkAsExternal(existingMetadata);
+                        }
+
+                        if (existingMetadata.ContentRating != fullMetadata.ContentRating)
+                        {
+                            existingMetadata.ContentRating = fullMetadata.ContentRating;
+                            await _metadataRepository.SetContentRating(existingMetadata, fullMetadata.ContentRating);
+                            result.IsUpdated = true;
+                        }
+
                         foreach (Genre genre in existingMetadata.Genres
                             .Filter(g => fullMetadata.Genres.All(g2 => g2.Name != g.Name))
                             .ToList())

ErsatzTV.Infrastructure/Data/Repositories/EmbyTelevisionRepository.cs

@@ -105,6 +105,8 @@ namespace ErsatzTV.Infrastructure.Data.Repositories
                 // metadata
                 ShowMetadata metadata = existing.ShowMetadata.Head();
                 ShowMetadata incomingMetadata = show.ShowMetadata.Head();
+                metadata.MetadataKind = incomingMetadata.MetadataKind;
+                metadata.ContentRating = incomingMetadata.ContentRating;
                 metadata.Title = incomingMetadata.Title;
                 metadata.SortTitle = incomingMetadata.SortTitle;
                 metadata.Plot = incomingMetadata.Plot;

ErsatzTV.Infrastructure/Data/Repositories/JellyfinTelevisionRepository.cs

@@ -105,6 +105,8 @@ namespace ErsatzTV.Infrastructure.Data.Repositories
                 // metadata
                 ShowMetadata metadata = existing.ShowMetadata.Head();
                 ShowMetadata incomingMetadata = show.ShowMetadata.Head();
+                metadata.MetadataKind = incomingMetadata.MetadataKind;
+                metadata.ContentRating = incomingMetadata.ContentRating;
                 metadata.Title = incomingMetadata.Title;
                 metadata.SortTitle = incomingMetadata.SortTitle;
                 metadata.Plot = incomingMetadata.Plot;

ErsatzTV.Infrastructure/Data/Repositories/MetadataRepository.cs

@@ -228,6 +228,26 @@ namespace ErsatzTV.Infrastructure.Data.Repositories
                 @"UPDATE EpisodeMetadata SET DateUpdated = @DateUpdated WHERE Id = @Id",
                 new { DateUpdated = dateUpdated, metadata.Id }).ToUnit();
 
+        public Task<Unit> MarkAsExternal(ShowMetadata metadata) =>
+            _dbConnection.ExecuteAsync(
+                @"UPDATE ShowMetadata SET MetadataKind = @Kind WHERE Id = @Id",
+                new { metadata.Id, Kind = (int) MetadataKind.External }).ToUnit();
+
+        public Task<Unit> SetContentRating(ShowMetadata metadata, string contentRating) =>
+            _dbConnection.ExecuteAsync(
+                @"UPDATE ShowMetadata SET ContentRating = @ContentRating WHERE Id = @Id",
+                new { metadata.Id, ContentRating = contentRating }).ToUnit();
+
+        public Task<Unit> MarkAsExternal(MovieMetadata metadata) =>
+            _dbConnection.ExecuteAsync(
+                @"UPDATE MovieMetadata SET MetadataKind = @Kind WHERE Id = @Id",
+                new { metadata.Id, Kind = (int) MetadataKind.External }).ToUnit();
+
+        public Task<Unit> SetContentRating(MovieMetadata metadata, string contentRating) =>
+            _dbConnection.ExecuteAsync(
+                @"UPDATE MovieMetadata SET ContentRating = @ContentRating WHERE Id = @Id",
+                new { metadata.Id, ContentRating = contentRating }).ToUnit();
+
         public Task<bool> RemoveGenre(Genre genre) =>
             _dbConnection.ExecuteAsync("DELETE FROM Genre WHERE Id = @GenreId", new { GenreId = genre.Id })
                 .Map(result => result > 0);

ErsatzTV.Infrastructure/Data/Repositories/MovieRepository.cs

@@ -327,6 +327,8 @@ namespace ErsatzTV.Infrastructure.Data.Repositories
                 // metadata
                 MovieMetadata metadata = existing.MovieMetadata.Head();
                 MovieMetadata incomingMetadata = movie.MovieMetadata.Head();
+                metadata.MetadataKind = incomingMetadata.MetadataKind;
+                metadata.ContentRating = incomingMetadata.ContentRating;
                 metadata.Title = incomingMetadata.Title;
                 metadata.SortTitle = incomingMetadata.SortTitle;
                 metadata.Plot = incomingMetadata.Plot;
@@ -528,6 +530,8 @@ namespace ErsatzTV.Infrastructure.Data.Repositories
                 // metadata
                 MovieMetadata metadata = existing.MovieMetadata.Head();
                 MovieMetadata incomingMetadata = movie.MovieMetadata.Head();
+                metadata.MetadataKind = incomingMetadata.MetadataKind;
+                metadata.ContentRating = incomingMetadata.ContentRating;
                 metadata.Title = incomingMetadata.Title;
                 metadata.SortTitle = incomingMetadata.SortTitle;
                 metadata.Plot = incomingMetadata.Plot;

ErsatzTV.Infrastructure/Emby/EmbyApiClient.cs

@@ -230,12 +230,14 @@ namespace ErsatzTV.Infrastructure.Emby
 
             var metadata = new MovieMetadata
             {
+                MetadataKind = MetadataKind.External,
                 Title = item.Name,
                 SortTitle = _fallbackMetadataProvider.GetSortTitle(item.Name),
                 Plot = item.Overview,
                 Year = item.ProductionYear,
                 Tagline = Optional(item.Taglines).Flatten().HeadOrNone().IfNone(string.Empty),
                 DateAdded = dateAdded,
+                ContentRating = item.OfficialRating,
                 Genres = Optional(item.Genres).Flatten().Map(g => new Genre { Name = g }).ToList(),
                 Tags = Optional(item.Tags).Flatten().Map(t => new Tag { Name = t }).ToList(),
                 Studios = Optional(item.Studios).Flatten().Map(s => new Studio { Name = s.Name }).ToList(),
@@ -324,12 +326,14 @@ namespace ErsatzTV.Infrastructure.Emby
 
             var metadata = new ShowMetadata
             {
+                MetadataKind = MetadataKind.External,
                 Title = item.Name,
                 SortTitle = _fallbackMetadataProvider.GetSortTitle(item.Name),
                 Plot = item.Overview,
                 Year = item.ProductionYear,
                 Tagline = Optional(item.Taglines).Flatten().HeadOrNone().IfNone(string.Empty),
                 DateAdded = dateAdded,
+                ContentRating = item.OfficialRating,
                 Genres = Optional(item.Genres).Flatten().Map(g => new Genre { Name = g }).ToList(),
                 Tags = Optional(item.Tags).Flatten().Map(t => new Tag { Name = t }).ToList(),
                 Studios = Optional(item.Studios).Flatten().Map(s => new Studio { Name = s.Name }).ToList(),
@@ -393,6 +397,7 @@ namespace ErsatzTV.Infrastructure.Emby
 
                 var metadata = new SeasonMetadata
                 {
+                    MetadataKind = MetadataKind.External,
                     Title = item.Name,
                     SortTitle = _fallbackMetadataProvider.GetSortTitle(item.Name),
                     Year = item.ProductionYear,
@@ -498,6 +503,7 @@ namespace ErsatzTV.Infrastructure.Emby
 
             var metadata = new EpisodeMetadata
             {
+                MetadataKind = MetadataKind.External,
                 Title = item.Name,
                 SortTitle = _fallbackMetadataProvider.GetSortTitle(item.Name),
                 Plot = item.Overview,

ErsatzTV.Infrastructure/Emby/IEmbyApi.cs

@@ -28,7 +28,7 @@ namespace ErsatzTV.Infrastructure.Emby
             string parentId,
             [Query]
             string fields =
-                "Path,Genres,Tags,DateCreated,Etag,Overview,Taglines,Studios,People,ProductionYear,PremiereDate,MediaSources",
+                "Path,Genres,Tags,DateCreated,Etag,Overview,Taglines,Studios,People,ProductionYear,PremiereDate,MediaSources,OfficialRating",
             [Query]
             string includeItemTypes = "Movie");
 
@@ -40,7 +40,7 @@ namespace ErsatzTV.Infrastructure.Emby
             string parentId,
             [Query]
             string fields =
-                "Path,Genres,Tags,DateCreated,Etag,Overview,Taglines,Studios,People,ProductionYear,PremiereDate,MediaSources",
+                "Path,Genres,Tags,DateCreated,Etag,Overview,Taglines,Studios,People,ProductionYear,PremiereDate,MediaSources,OfficialRating",
             [Query]
             string includeItemTypes = "Series");
 

ErsatzTV.Infrastructure/Emby/Models/EmbyLibraryItemResponse.cs

@@ -9,6 +9,7 @@ namespace ErsatzTV.Infrastructure.Emby.Models
         public string Id { get; set; }
         public string Etag { get; set; }
         public string Path { get; set; }
+        public string OfficialRating { get; set; }
         public DateTimeOffset DateCreated { get; set; }
         public long RunTimeTicks { get; set; }
         public List<string> Genres { get; set; }

ErsatzTV.Infrastructure/Jellyfin/IJellyfinApi.cs

@@ -34,7 +34,7 @@ namespace ErsatzTV.Infrastructure.Jellyfin
             [Query]
             string parentId,
             [Query]
-            string fields = "Path,Genres,Tags,DateCreated,Etag,Overview,Taglines,Studios,People",
+            string fields = "Path,Genres,Tags,DateCreated,Etag,Overview,Taglines,Studios,People,OfficialRating",
             [Query]
             string includeItemTypes = "Movie");
 
@@ -47,7 +47,7 @@ namespace ErsatzTV.Infrastructure.Jellyfin
             [Query]
             string parentId,
             [Query]
-            string fields = "Path,Genres,Tags,DateCreated,Etag,Overview,Taglines,Studios,People",
+            string fields = "Path,Genres,Tags,DateCreated,Etag,Overview,Taglines,Studios,People,OfficialRating",
             [Query]
             string includeItemTypes = "Series");
 

ErsatzTV.Infrastructure/Jellyfin/JellyfinApiClient.cs

@@ -276,12 +276,14 @@ namespace ErsatzTV.Infrastructure.Jellyfin
 
             var metadata = new MovieMetadata
             {
+                MetadataKind = MetadataKind.External,
                 Title = item.Name,
                 SortTitle = _fallbackMetadataProvider.GetSortTitle(item.Name),
                 Plot = item.Overview,
                 Year = item.ProductionYear,
                 Tagline = Optional(item.Taglines).Flatten().HeadOrNone().IfNone(string.Empty),
                 DateAdded = dateAdded,
+                ContentRating = item.OfficialRating,
                 Genres = Optional(item.Genres).Flatten().Map(g => new Genre { Name = g }).ToList(),
                 Tags = Optional(item.Tags).Flatten().Map(t => new Tag { Name = t }).ToList(),
                 Studios = Optional(item.Studios).Flatten().Map(s => new Studio { Name = s.Name }).ToList(),
@@ -375,12 +377,14 @@ namespace ErsatzTV.Infrastructure.Jellyfin
 
             var metadata = new ShowMetadata
             {
+                MetadataKind = MetadataKind.External,
                 Title = item.Name,
                 SortTitle = _fallbackMetadataProvider.GetSortTitle(item.Name),
                 Plot = item.Overview,
                 Year = item.ProductionYear,
                 Tagline = Optional(item.Taglines).Flatten().HeadOrNone().IfNone(string.Empty),
                 DateAdded = dateAdded,
+                ContentRating = item.OfficialRating,
                 Genres = Optional(item.Genres).Flatten().Map(g => new Genre { Name = g }).ToList(),
                 Tags = Optional(item.Tags).Flatten().Map(t => new Tag { Name = t }).ToList(),
                 Studios = Optional(item.Studios).Flatten().Map(s => new Studio { Name = s.Name }).ToList(),
@@ -449,6 +453,7 @@ namespace ErsatzTV.Infrastructure.Jellyfin
 
                 var metadata = new SeasonMetadata
                 {
+                    MetadataKind = MetadataKind.External,
                     Title = item.Name,
                     SortTitle = _fallbackMetadataProvider.GetSortTitle(item.Name),
                     Year = item.ProductionYear,
@@ -494,7 +499,7 @@ namespace ErsatzTV.Infrastructure.Jellyfin
             }
             catch (Exception ex)
             {
-                _logger.LogWarning(ex, "Error projecting Jellyfin show");
+                _logger.LogWarning(ex, "Error projecting Jellyfin season");
                 return None;
             }
         }
@@ -542,7 +547,7 @@ namespace ErsatzTV.Infrastructure.Jellyfin
             }
             catch (Exception ex)
             {
-                _logger.LogWarning(ex, "Error projecting Jellyfin movie");
+                _logger.LogWarning(ex, "Error projecting Jellyfin episode");
                 return None;
             }
         }
@@ -554,6 +559,7 @@ namespace ErsatzTV.Infrastructure.Jellyfin
 
             var metadata = new EpisodeMetadata
             {
+                MetadataKind = MetadataKind.External,
                 Title = item.Name,
                 SortTitle = _fallbackMetadataProvider.GetSortTitle(item.Name),
                 Plot = item.Overview,

ErsatzTV.Infrastructure/Jellyfin/Models/JellyfinLibraryItemResponse.cs

@@ -9,6 +9,7 @@ namespace ErsatzTV.Infrastructure.Jellyfin.Models
         public string Id { get; set; }
         public string Etag { get; set; }
         public string Path { get; set; }
+        public string OfficialRating { get; set; }
         public DateTimeOffset DateCreated { get; set; }
         public long RunTimeTicks { get; set; }
         public List<string> Genres { get; set; }

ErsatzTV.Infrastructure/Migrations/20210527013212_Add_MovieMetadataShowMetadataContentRating.cs

@@ -0,0 +1,50 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+namespace ErsatzTV.Infrastructure.Migrations
+{
+    public partial class Add_MovieMetadataShowMetadataContentRating : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            // local and plex
+            migrationBuilder.Sql("UPDATE MovieMetadata SET DateUpdated = '0001-01-01 00:00:00'");
+            migrationBuilder.Sql("UPDATE ShowMetadata SET DateUpdated = '0001-01-01 00:00:00'");
+            migrationBuilder.Sql(
+                @"UPDATE LibraryFolder SET Etag = NULL WHERE LibraryPathId IN
+                    (SELECT LibraryPathId FROM LibraryPath LP
+                    INNER JOIN Library L on LP.LibraryId = L.Id
+                    WHERE L.MediaKind = 1)");
+
+            // emby
+            migrationBuilder.Sql("UPDATE EmbyMovie SET Etag = NULL");
+            migrationBuilder.Sql("UPDATE EmbyShow SET Etag = NULL");
+
+            // jellyfin
+            migrationBuilder.Sql("UPDATE JellyfinMovie SET Etag = NULL");
+            migrationBuilder.Sql("UPDATE JellyfinShow SET Etag = NULL");
+
+            migrationBuilder.AddColumn<string>(
+                "ContentRating",
+                "ShowMetadata",
+                "TEXT",
+                nullable: true);
+
+            migrationBuilder.AddColumn<string>(
+                "ContentRating",
+                "MovieMetadata",
+                "TEXT",
+                nullable: true);
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                "ContentRating",
+                "ShowMetadata");
+
+            migrationBuilder.DropColumn(
+                "ContentRating",
+                "MovieMetadata");
+        }
+    }
+}

ErsatzTV.Infrastructure/Migrations/TvContextModelSnapshot.cs

@@ -794,6 +794,9 @@ namespace ErsatzTV.Infrastructure.Migrations
                         .ValueGeneratedOnAdd()
                         .HasColumnType("INTEGER");
 
+                    b.Property<string>("ContentRating")
+                        .HasColumnType("TEXT");
+
                     b.Property<DateTime>("DateAdded")
                         .HasColumnType("TEXT");
 
@@ -1170,6 +1173,9 @@ namespace ErsatzTV.Infrastructure.Migrations
                         .ValueGeneratedOnAdd()
                         .HasColumnType("INTEGER");
 
+                    b.Property<string>("ContentRating")
+                        .HasColumnType("TEXT");
+
                     b.Property<DateTime>("DateAdded")
                         .HasColumnType("TEXT");
 

ErsatzTV.Infrastructure/Plex/Models/PlexMetadataResponse.cs

@@ -6,6 +6,7 @@ namespace ErsatzTV.Infrastructure.Plex.Models
     {
         public string Key { get; set; }
         public string Title { get; set; }
+        public string ContentRating { get; set; }
         public string Summary { get; set; }
         public int Year { get; set; }
         public string Tagline { get; set; }

ErsatzTV.Infrastructure/Plex/PlexServerApiClient.cs

@@ -250,11 +250,13 @@ namespace ErsatzTV.Infrastructure.Plex
 
             var metadata = new MovieMetadata
             {
+                MetadataKind = MetadataKind.External,
                 Title = response.Title,
                 SortTitle = _fallbackMetadataProvider.GetSortTitle(response.Title),
                 Plot = response.Summary,
                 Year = response.Year,
                 Tagline = response.Tagline,
+                ContentRating = response.ContentRating,
                 DateAdded = dateAdded,
                 DateUpdated = lastWriteTime,
                 Genres = Optional(response.Genre).Flatten().Map(g => new Genre { Name = g.Tag }).ToList(),
@@ -398,11 +400,13 @@ namespace ErsatzTV.Infrastructure.Plex
 
             var metadata = new ShowMetadata
             {
+                MetadataKind = MetadataKind.External,
                 Title = response.Title,
                 SortTitle = _fallbackMetadataProvider.GetSortTitle(response.Title),
                 Plot = response.Summary,
                 Year = response.Year,
                 Tagline = response.Tagline,
+                ContentRating = response.ContentRating,
                 DateAdded = dateAdded,
                 DateUpdated = lastWriteTime,
                 Genres = Optional(response.Genre).Flatten().Map(g => new Genre { Name = g.Tag }).ToList(),
@@ -462,6 +466,7 @@ namespace ErsatzTV.Infrastructure.Plex
 
             var metadata = new SeasonMetadata
             {
+                MetadataKind = MetadataKind.External,
                 Title = response.Title,
                 SortTitle = _fallbackMetadataProvider.GetSortTitle(response.Title),
                 Year = response.Year,
@@ -518,6 +523,7 @@ namespace ErsatzTV.Infrastructure.Plex
 
             var metadata = new EpisodeMetadata
             {
+                MetadataKind = MetadataKind.External,
                 Title = response.Title,
                 SortTitle = _fallbackMetadataProvider.GetSortTitle(response.Title),
                 Plot = response.Summary,

ErsatzTV.Infrastructure/Search/SearchIndex.cs

@@ -11,6 +11,9 @@ using ErsatzTV.Core.Interfaces.Search;
 using ErsatzTV.Core.Search;
 using LanguageExt;
 using LanguageExt.UnsafeValueAccess;
+using Lucene.Net.Analysis;
+using Lucene.Net.Analysis.Core;
+using Lucene.Net.Analysis.Miscellaneous;
 using Lucene.Net.Analysis.Standard;
 using Lucene.Net.Documents;
 using Lucene.Net.Index;
@@ -45,6 +48,7 @@ namespace ErsatzTV.Infrastructure.Search
         private const string StyleField = "style";
         private const string MoodField = "mood";
         private const string ActorField = "actor";
+        private const string ContentRatingField = "content_rating";
 
         private const string MovieType = "movie";
         private const string ShowType = "show";
@@ -65,7 +69,7 @@ namespace ErsatzTV.Infrastructure.Search
             _initialized = false;
         }
 
-        public int Version => 9;
+        public int Version => 10;
 
         public Task<bool> Initialize(ILocalFileSystem localFileSystem)
         {
@@ -162,9 +166,14 @@ namespace ErsatzTV.Infrastructure.Search
             var searcher = new IndexSearcher(reader);
             int hitsLimit = limit == 0 ? searcher.IndexReader.MaxDoc : skip + limit;
             using var analyzer = new StandardAnalyzer(AppLuceneVersion);
+            var customAnalyzers = new Dictionary<string, Analyzer>
+            {
+                { ContentRatingField, new KeywordAnalyzer() }
+            };
+            using var analyzerWrapper = new PerFieldAnalyzerWrapper(analyzer, customAnalyzers);
             QueryParser parser = !string.IsNullOrWhiteSpace(searchField)
-                ? new QueryParser(AppLuceneVersion, searchField, analyzer)
-                : new MultiFieldQueryParser(AppLuceneVersion, new[] { TitleField }, analyzer);
+                ? new QueryParser(AppLuceneVersion, searchField, analyzerWrapper)
+                : new MultiFieldQueryParser(AppLuceneVersion, new[] { TitleField }, analyzerWrapper);
             parser.AllowLeadingWildcard = true;
             Query query = ParseQuery(searchQuery, parser);
             var filter = new DuplicateFilter(TitleAndYearField);
@@ -266,6 +275,15 @@ namespace ErsatzTV.Infrastructure.Search
 
                     AddLanguages(doc, movie.MediaVersions);
 
+                    if (!string.IsNullOrWhiteSpace(metadata.ContentRating))
+                    {
+                        foreach (string contentRating in (metadata.ContentRating ?? string.Empty).Split("/")
+                            .Map(x => x.Trim()).Where(x => !string.IsNullOrWhiteSpace(x)))
+                        {
+                            doc.Add(new StringField(ContentRatingField, contentRating, Field.Store.NO));
+                        }
+                    }
+
                     if (metadata.ReleaseDate.HasValue)
                     {
                         doc.Add(
@@ -368,6 +386,15 @@ namespace ErsatzTV.Infrastructure.Search
                         doc.Add(new TextField(LanguageField, cultureInfo.EnglishName, Field.Store.NO));
                     }
 
+                    if (!string.IsNullOrWhiteSpace(metadata.ContentRating))
+                    {
+                        foreach (string contentRating in (metadata.ContentRating ?? string.Empty).Split("/")
+                            .Map(x => x.Trim()).Where(x => !string.IsNullOrWhiteSpace(x)))
+                        {
+                            doc.Add(new StringField(ContentRatingField, contentRating, Field.Store.NO));
+                        }
+                    }
+
                     if (metadata.ReleaseDate.HasValue)
                     {
                         doc.Add(

ErsatzTV/Pages/Movie.razor

@@ -63,6 +63,18 @@
     </div>
     <MudCard Class="mb-6">
         <MudCardContent>
+            @if (_sortedContentRatings.Any())
+            {
+                <div style="display: flex; flex-direction: row; flex-wrap: wrap">
+                    <MudText GutterBottom="true">Content Ratings:&nbsp;</MudText>
+                    <MudLink Href="@($"/search?query=content_rating%3a%22{Uri.EscapeDataString(_sortedContentRatings.Head())}%22")">@_sortedContentRatings.Head()</MudLink>
+                    @foreach (string contentRating in _sortedContentRatings.Skip(1))
+                    {
+                        <MudText>,&nbsp;</MudText>
+                        <MudLink Href="@($"/search?query=content_rating%3a%22{Uri.EscapeDataString(contentRating)}%22")">@contentRating</MudLink>
+                    }
+                </div>
+            }
             @if (_sortedLanguages.Any())
             {
                 <div style="display: flex; flex-direction: row; flex-wrap: wrap">
@@ -136,6 +148,7 @@
     public int MovieId { get; set; }
 
     private MovieViewModel _movie;
+    private List<string> _sortedContentRatings = new();
     private List<CultureInfo> _sortedLanguages = new();
     private List<string> _sortedStudios = new();
     private List<string> _sortedGenres = new();
@@ -147,6 +160,7 @@
         _mediator.Send(new GetMovieById(MovieId)).IfSomeAsync(vm =>
         {
             _movie = vm;
+            _sortedContentRatings = _movie.ContentRatings.OrderBy(cr => cr).ToList();
             _sortedLanguages = _movie.Languages.OrderBy(ci => ci.EnglishName).ToList();
             _sortedStudios = _movie.Studios.OrderBy(s => s).ToList();
             _sortedGenres = _movie.Genres.OrderBy(g => g).ToList();

ErsatzTV/Pages/TelevisionSeasonList.razor

@@ -77,6 +77,18 @@
     </div>
     <MudCard Class="mb-6">
         <MudCardContent>
+            @if (_sortedContentRatings.Any())
+            {
+                <div style="display: flex; flex-direction: row; flex-wrap: wrap">
+                    <MudText GutterBottom="true">Content Ratings:&nbsp;</MudText>
+                    <MudLink Href="@($"/search?query=content_rating%3a%22{Uri.EscapeDataString(_sortedContentRatings.Head())}%22")">@_sortedContentRatings.Head()</MudLink>
+                    @foreach (string contentRating in _sortedContentRatings.Skip(1))
+                    {
+                        <MudText>,&nbsp;</MudText>
+                        <MudLink Href="@($"/search?query=content_rating%3a%22{Uri.EscapeDataString(contentRating)}%22")">@contentRating</MudLink>
+                    }
+                </div>
+            }
             @if (_sortedLanguages.Any())
             {
                 <div style="display: flex; flex-direction: row; flex-wrap: wrap">
@@ -161,6 +173,7 @@
     public int ShowId { get; set; }
 
     private TelevisionShowViewModel _show;
+    private List<string> _sortedContentRatings = new();
     private List<CultureInfo> _sortedLanguages = new();
     private List<string> _sortedStudios = new();
     private List<string> _sortedGenres = new();
@@ -179,6 +192,7 @@
             .IfSomeAsync(vm =>
             {
                 _show = vm;
+                _sortedContentRatings = _show.ContentRatings.OrderBy(cr => cr).ToList();
                 _sortedLanguages = _show.Languages.OrderBy(ci => ci.EnglishName).ToList();
                 _sortedStudios = _show.Studios.OrderBy(s => s).ToList();
                 _sortedGenres = _show.Genres.OrderBy(g => g).ToList();

docs/user-guide/search.md

@@ -19,6 +19,7 @@ The following fields are available for searching movies:
 - `studio`: The movie studio
 - `actor`: An actor from the movie
 - `library_name`: The name of the library that contains the movie
+- `content_rating`: The movie content rating (case-sensitive) 
 - `language`: The movie audio stream language
 - `release_date`: The movie release date (YYYYMMDD)
 - `type`: Always `movie`
@@ -34,6 +35,7 @@ The following fields are available for searching shows:
 - `studio`: The show studio
 - `actor`: An actor from the show
 - `library_name`: The name of the library that contains the show
+- `content_rating`: The movie content rating (case-sensitive)
 - `language`: The show audio stream language
 - `release_date`: The show release date (YYYYMMDD)
 - `type`: Always `show`