support episode images from tmdb

4 files changed, 373 insertions, 3 deletions

diff --git a/MediaBrowser.Providers/MediaBrowser.Providers.csproj b/MediaBrowser.Providers/MediaBrowser.Providers.csproj
index 406c5e2e5..fe22d4c99 100644
--- a/MediaBrowser.Providers/MediaBrowser.Providers.csproj
+++ b/MediaBrowser.Providers/MediaBrowser.Providers.csproj
@@ -163,6 +163,7 @@
     <Compile Include="TV\FanArtSeasonProvider.cs" />
     <Compile Include="TV\FanartSeriesProvider.cs" />
     <Compile Include="TV\MissingEpisodeProvider.cs" />
+    <Compile Include="TV\MovieDbEpisodeImageProvider.cs" />
     <Compile Include="TV\MovieDbSeasonProvider.cs" />
     <Compile Include="TV\MovieDbSeriesImageProvider.cs" />
     <Compile Include="TV\MovieDbSeriesProvider.cs" />
diff --git a/MediaBrowser.Providers/TV/MovieDbEpisodeImageProvider.cs b/MediaBrowser.Providers/TV/MovieDbEpisodeImageProvider.cs
new file mode 100644
index 000000000..7979711ec
--- /dev/null
+++ b/MediaBrowser.Providers/TV/MovieDbEpisodeImageProvider.cs
@@ -0,0 +1,347 @@
+using MediaBrowser.Common.IO;
+using MediaBrowser.Common.Net;
+using MediaBrowser.Controller.Configuration;
+using MediaBrowser.Controller.Entities;
+using MediaBrowser.Controller.Localization;
+using MediaBrowser.Controller.Providers;
+using MediaBrowser.Model.Dto;
+using MediaBrowser.Model.Entities;
+using MediaBrowser.Model.Providers;
+using MediaBrowser.Model.Serialization;
+using MediaBrowser.Providers.Movies;
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.IO;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace MediaBrowser.Providers.TV
+{
+    public class MovieDbEpisodeImageProvider : IRemoteImageProvider, IHasOrder
+    {
+        private const string GetTvInfo3 = @"http://api.themoviedb.org/3/tv/{0}/season/{1}/episode/{2}?api_key={3}&append_to_response=images,external_ids,credits,videos";
+        private readonly IHttpClient _httpClient;
+        private readonly IServerConfigurationManager _configurationManager;
+        private readonly IJsonSerializer _jsonSerializer;
+        private readonly IFileSystem _fileSystem;
+        private readonly ILocalizationManager _localization;
+
+        public MovieDbEpisodeImageProvider(IHttpClient httpClient, IServerConfigurationManager configurationManager, IJsonSerializer jsonSerializer, IFileSystem fileSystem, ILocalizationManager localization)
+        {
+            _httpClient = httpClient;
+            _configurationManager = configurationManager;
+            _jsonSerializer = jsonSerializer;
+            _fileSystem = fileSystem;
+            _localization = localization;
+        }
+
+        public IEnumerable<ImageType> GetSupportedImages(IHasImages item)
+        {
+            return new List<ImageType>
+            {
+                ImageType.Primary
+            };
+        }
+
+        public async Task<IEnumerable<RemoteImageInfo>> GetImages(IHasImages item, CancellationToken cancellationToken)
+        {
+            var episode = (Controller.Entities.TV.Episode)item;
+            var series = episode.Series;
+
+            var seriesId = series != null ? series.GetProviderId(MetadataProviders.Tmdb) : null;
+
+            var list = new List<RemoteImageInfo>();
+
+            if (string.IsNullOrEmpty(seriesId))
+            {
+                return list;
+            }
+
+            var seasonNumber = episode.ParentIndexNumber;
+            var episodeNumber = episode.IndexNumber;
+
+            if (!seasonNumber.HasValue || !episodeNumber.HasValue)
+            {
+                return list;
+            }
+
+            var response = await GetEpisodeInfo(seriesId, seasonNumber.Value, episodeNumber.Value,
+                        item.GetPreferredMetadataLanguage(), cancellationToken).ConfigureAwait(false);
+
+            var tmdbSettings = await MovieDbProvider.Current.GetTmdbSettings(cancellationToken).ConfigureAwait(false);
+
+            var tmdbImageUrl = tmdbSettings.images.base_url + "original";
+
+            list.AddRange(GetPosters(response.images).Select(i => new RemoteImageInfo
+            {
+                Url = tmdbImageUrl + i.file_path,
+                CommunityRating = i.vote_average,
+                VoteCount = i.vote_count,
+                Width = i.width,
+                Height = i.height,
+                ProviderName = Name,
+                Type = ImageType.Primary,
+                RatingType = RatingType.Score
+            }));
+
+            var language = item.GetPreferredMetadataLanguage();
+
+            var isLanguageEn = string.Equals(language, "en", StringComparison.OrdinalIgnoreCase);
+
+            return list.OrderByDescending(i =>
+            {
+                if (string.Equals(language, i.Language, StringComparison.OrdinalIgnoreCase))
+                {
+                    return 3;
+                }
+                if (!isLanguageEn)
+                {
+                    if (string.Equals("en", i.Language, StringComparison.OrdinalIgnoreCase))
+                    {
+                        return 2;
+                    }
+                }
+                if (string.IsNullOrEmpty(i.Language))
+                {
+                    return isLanguageEn ? 3 : 2;
+                }
+                return 0;
+            })
+                .ThenByDescending(i => i.CommunityRating ?? 0)
+                .ThenByDescending(i => i.VoteCount ?? 0)
+                .ToList();
+
+        }
+
+        private IEnumerable<Still> GetPosters(Images images)
+        {
+            return images.stills ?? new List<Still>();
+        }
+
+
+        public Task<HttpResponseInfo> GetImageResponse(string url, CancellationToken cancellationToken)
+        {
+            return _httpClient.GetResponse(new HttpRequestOptions
+            {
+                CancellationToken = cancellationToken,
+                Url = url,
+                ResourcePool = MovieDbProvider.Current.MovieDbResourcePool
+            });
+        }
+
+        public string Name
+        {
+            get { return "TheMovieDb"; }
+        }
+
+        public bool Supports(IHasImages item)
+        {
+            return item is Controller.Entities.TV.Episode;
+        }
+
+        private async Task<RootObject> GetEpisodeInfo(string seriesTmdbId, int season, int episodeNumber, string preferredMetadataLanguage,
+            CancellationToken cancellationToken)
+        {
+            await EnsureEpisodeInfo(seriesTmdbId, season, episodeNumber, preferredMetadataLanguage, cancellationToken)
+                    .ConfigureAwait(false);
+
+            var dataFilePath = GetDataFilePath(seriesTmdbId, season, episodeNumber, preferredMetadataLanguage);
+
+            return _jsonSerializer.DeserializeFromFile<RootObject>(dataFilePath);
+        }
+
+        internal Task EnsureEpisodeInfo(string tmdbId, int seasonNumber, int episodeNumber, string language, CancellationToken cancellationToken)
+        {
+            if (string.IsNullOrEmpty(tmdbId))
+            {
+                throw new ArgumentNullException("tmdbId");
+            }
+            if (string.IsNullOrEmpty(language))
+            {
+                throw new ArgumentNullException("language");
+            }
+
+            var path = GetDataFilePath(tmdbId, seasonNumber, episodeNumber, language);
+
+            var fileInfo = _fileSystem.GetFileSystemInfo(path);
+
+            if (fileInfo.Exists)
+            {
+                // If it's recent or automatic updates are enabled, don't re-download
+                if ((DateTime.UtcNow - _fileSystem.GetLastWriteTimeUtc(fileInfo)).TotalDays <= 3)
+                {
+                    return Task.FromResult(true);
+                }
+            }
+
+            return DownloadEpisodeInfo(tmdbId, seasonNumber, episodeNumber, language, cancellationToken);
+        }
+
+        internal string GetDataFilePath(string tmdbId, int seasonNumber, int episodeNumber, string preferredLanguage)
+        {
+            if (string.IsNullOrEmpty(tmdbId))
+            {
+                throw new ArgumentNullException("tmdbId");
+            }
+            if (string.IsNullOrEmpty(preferredLanguage))
+            {
+                throw new ArgumentNullException("preferredLanguage");
+            }
+
+            var path = MovieDbSeriesProvider.GetSeriesDataPath(_configurationManager.ApplicationPaths, tmdbId);
+
+            var filename = string.Format("season-{0}-episode-{1}-{2}.json",
+                seasonNumber.ToString(CultureInfo.InvariantCulture),
+                episodeNumber.ToString(CultureInfo.InvariantCulture),
+                preferredLanguage);
+
+            return Path.Combine(path, filename);
+        }
+
+        internal async Task DownloadEpisodeInfo(string id, int seasonNumber, int episodeNumber, string preferredMetadataLanguage, CancellationToken cancellationToken)
+        {
+            var mainResult = await FetchMainResult(id, seasonNumber, episodeNumber, preferredMetadataLanguage, cancellationToken).ConfigureAwait(false);
+
+            var dataFilePath = GetDataFilePath(id, seasonNumber, episodeNumber, preferredMetadataLanguage);
+
+            Directory.CreateDirectory(Path.GetDirectoryName(dataFilePath));
+            _jsonSerializer.SerializeToFile(mainResult, dataFilePath);
+        }
+
+        internal async Task<RootObject> FetchMainResult(string id, int seasonNumber, int episodeNumber, string language, CancellationToken cancellationToken)
+        {
+            var url = string.Format(GetTvInfo3, id, seasonNumber.ToString(CultureInfo.InvariantCulture), episodeNumber, MovieDbProvider.ApiKey);
+
+            var imageLanguages = _localization.GetCultures()
+                .Select(i => i.TwoLetterISOLanguageName)
+                .Distinct(StringComparer.OrdinalIgnoreCase)
+                .ToList();
+
+            imageLanguages.Add("null");
+
+            if (!string.IsNullOrEmpty(language))
+            {
+                // If preferred language isn't english, get those images too
+                if (imageLanguages.Contains(language, StringComparer.OrdinalIgnoreCase))
+                {
+                    imageLanguages.Add(language);
+                }
+
+                url += string.Format("&language={0}", language);
+            }
+
+            // Get images in english and with no language
+            url += "&include_image_language=" + string.Join(",", imageLanguages.ToArray());
+
+            cancellationToken.ThrowIfCancellationRequested();
+
+            using (var json = await MovieDbProvider.Current.GetMovieDbResponse(new HttpRequestOptions
+            {
+                Url = url,
+                CancellationToken = cancellationToken,
+                AcceptHeader = MovieDbProvider.AcceptHeader
+
+            }).ConfigureAwait(false))
+            {
+                return _jsonSerializer.DeserializeFromStream<RootObject>(json);
+            }
+        }
+
+        public class Still
+        {
+            public double aspect_ratio { get; set; }
+            public string file_path { get; set; }
+            public int height { get; set; }
+            public string id { get; set; }
+            public object iso_639_1 { get; set; }
+            public double vote_average { get; set; }
+            public int vote_count { get; set; }
+            public int width { get; set; }
+        }
+
+        public class Images
+        {
+            public List<Still> stills { get; set; }
+        }
+
+        public class ExternalIds
+        {
+            public string imdb_id { get; set; }
+            public object freebase_id { get; set; }
+            public string freebase_mid { get; set; }
+            public int tvdb_id { get; set; }
+            public int tvrage_id { get; set; }
+        }
+
+        public class Cast
+        {
+            public string character { get; set; }
+            public string credit_id { get; set; }
+            public int id { get; set; }
+            public string name { get; set; }
+            public string profile_path { get; set; }
+            public int order { get; set; }
+        }
+
+        public class Crew
+        {
+            public int id { get; set; }
+            public string credit_id { get; set; }
+            public string name { get; set; }
+            public string department { get; set; }
+            public string job { get; set; }
+            public string profile_path { get; set; }
+        }
+
+        public class GuestStar
+        {
+            public int id { get; set; }
+            public string name { get; set; }
+            public string credit_id { get; set; }
+            public string character { get; set; }
+            public int order { get; set; }
+            public string profile_path { get; set; }
+        }
+
+        public class Credits
+        {
+            public List<Cast> cast { get; set; }
+            public List<Crew> crew { get; set; }
+            public List<GuestStar> guest_stars { get; set; }
+        }
+
+        public class Videos
+        {
+            public List<object> results { get; set; }
+        }
+
+        public class RootObject
+        {
+            public string air_date { get; set; }
+            public int episode_number { get; set; }
+            public string name { get; set; }
+            public string overview { get; set; }
+            public int id { get; set; }
+            public object production_code { get; set; }
+            public int season_number { get; set; }
+            public string still_path { get; set; }
+            public double vote_average { get; set; }
+            public int vote_count { get; set; }
+            public Images images { get; set; }
+            public ExternalIds external_ids { get; set; }
+            public Credits credits { get; set; }
+            public Videos videos { get; set; }
+        }
+
+        public int Order
+        {
+            get
+            {
+                // After tvdb
+                return 1;
+            }
+        }
+    }
+}
diff --git a/MediaBrowser.Providers/TV/MovieDbSeasonProvider.cs b/MediaBrowser.Providers/TV/MovieDbSeasonProvider.cs
index 1950ae0ce..7748615a7 100644
--- a/MediaBrowser.Providers/TV/MovieDbSeasonProvider.cs
+++ b/MediaBrowser.Providers/TV/MovieDbSeasonProvider.cs
@@ -1,7 +1,6 @@
 using MediaBrowser.Common.IO;
 using MediaBrowser.Common.Net;
 using MediaBrowser.Controller.Configuration;
-using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Entities.TV;
 using MediaBrowser.Controller.Localization;
 using MediaBrowser.Controller.Providers;
@@ -108,7 +107,7 @@ namespace MediaBrowser.Providers.TV
         private async Task<RootObject> GetSeasonInfo(string seriesTmdbId, int season, string preferredMetadataLanguage,
             CancellationToken cancellationToken)
         {
-            await EnsureSeriesInfo(seriesTmdbId, season, preferredMetadataLanguage, cancellationToken)
+            await EnsureSeasonInfo(seriesTmdbId, season, preferredMetadataLanguage, cancellationToken)
                     .ConfigureAwait(false);
 
             var dataFilePath = GetDataFilePath(seriesTmdbId, season, preferredMetadataLanguage);
@@ -117,7 +116,7 @@ namespace MediaBrowser.Providers.TV
         }
 
         private readonly Task _cachedTask = Task.FromResult(true);
-        internal Task EnsureSeriesInfo(string tmdbId, int seasonNumber, string language, CancellationToken cancellationToken)
+        internal Task EnsureSeasonInfo(string tmdbId, int seasonNumber, string language, CancellationToken cancellationToken)
         {
             if (string.IsNullOrEmpty(tmdbId))
             {
diff --git a/MediaBrowser.Providers/TV/TvExternalIds.cs b/MediaBrowser.Providers/TV/TvExternalIds.cs
index 60f132157..82baae250 100644
--- a/MediaBrowser.Providers/TV/TvExternalIds.cs
+++ b/MediaBrowser.Providers/TV/TvExternalIds.cs
@@ -51,6 +51,29 @@ namespace MediaBrowser.Providers.TV
         }
     }
 
+    public class TvdbSeasonExternalId : IExternalId
+    {
+        public string Name
+        {
+            get { return "TheTVDB"; }
+        }
+
+        public string Key
+        {
+            get { return MetadataProviders.Tvdb.ToString(); }
+        }
+
+        public string UrlFormatString
+        {
+            get { return null; }
+        }
+
+        public bool Supports(IHasProviderIds item)
+        {
+            return item is Season;
+        }
+    }
+
     public class TvdbEpisodeExternalId : IExternalId
     {
         public string Name