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jellyfin/MediaBrowser.Providers/Movies/MovieDbProvider.cs

656 lines
23 KiB

using MediaBrowser.Common.Configuration;
using MediaBrowser.Common.Net;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Entities.Movies;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.Logging;
using MediaBrowser.Model.Providers;
using MediaBrowser.Model.Serialization;
using System;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Net;
using System.Threading;
using System.Threading.Tasks;
using MediaBrowser.Model.IO;
using MediaBrowser.Common;
using MediaBrowser.Controller.IO;
using MediaBrowser.Model.Globalization;
using MediaBrowser.Model.Net;
using MediaBrowser.Model.Extensions;
namespace MediaBrowser.Providers.Movies
{
/// <summary>
/// Class MovieDbProvider
/// </summary>
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public class MovieDbProvider : IRemoteMetadataProvider<Movie, MovieInfo>, IHasOrder
{
internal static MovieDbProvider Current { get; private set; }
private readonly IJsonSerializer _jsonSerializer;
private readonly IHttpClient _httpClient;
private readonly IFileSystem _fileSystem;
private readonly IServerConfigurationManager _configurationManager;
private readonly ILogger _logger;
private readonly ILocalizationManager _localization;
private readonly ILibraryManager _libraryManager;
private readonly IApplicationHost _appHost;
private readonly CultureInfo _usCulture = new CultureInfo("en-US");
public MovieDbProvider(IJsonSerializer jsonSerializer, IHttpClient httpClient, IFileSystem fileSystem, IServerConfigurationManager configurationManager, ILogger logger, ILocalizationManager localization, ILibraryManager libraryManager, IApplicationHost appHost)
{
_jsonSerializer = jsonSerializer;
_httpClient = httpClient;
_fileSystem = fileSystem;
_configurationManager = configurationManager;
_logger = logger;
_localization = localization;
_libraryManager = libraryManager;
_appHost = appHost;
Current = this;
}
public Task<IEnumerable<RemoteSearchResult>> GetSearchResults(MovieInfo searchInfo, CancellationToken cancellationToken)
{
return GetMovieSearchResults(searchInfo, cancellationToken);
}
public async Task<IEnumerable<RemoteSearchResult>> GetMovieSearchResults(ItemLookupInfo searchInfo, CancellationToken cancellationToken)
{
var tmdbId = searchInfo.GetProviderId(MetadataProviders.Tmdb);
if (!string.IsNullOrEmpty(tmdbId))
{
cancellationToken.ThrowIfCancellationRequested();
await EnsureMovieInfo(tmdbId, searchInfo.MetadataLanguage, cancellationToken).ConfigureAwait(false);
var dataFilePath = GetDataFilePath(tmdbId, searchInfo.MetadataLanguage);
var obj = _jsonSerializer.DeserializeFromFile<CompleteMovieData>(dataFilePath);
var tmdbSettings = await GetTmdbSettings(cancellationToken).ConfigureAwait(false);
var tmdbImageUrl = tmdbSettings.images.GetImageUrl("original");
var remoteResult = new RemoteSearchResult
{
Name = obj.GetTitle(),
SearchProviderName = Name,
ImageUrl = string.IsNullOrWhiteSpace(obj.poster_path) ? null : tmdbImageUrl + obj.poster_path
};
if (!string.IsNullOrWhiteSpace(obj.release_date))
{
DateTime r;
// These dates are always in this exact format
if (DateTime.TryParse(obj.release_date, _usCulture, DateTimeStyles.None, out r))
{
remoteResult.PremiereDate = r.ToUniversalTime();
remoteResult.ProductionYear = remoteResult.PremiereDate.Value.Year;
}
}
remoteResult.SetProviderId(MetadataProviders.Tmdb, obj.id.ToString(_usCulture));
if (!string.IsNullOrWhiteSpace(obj.imdb_id))
{
remoteResult.SetProviderId(MetadataProviders.Imdb, obj.imdb_id);
}
return new[] { remoteResult };
}
return await new MovieDbSearch(_logger, _jsonSerializer, _libraryManager).GetMovieSearchResults(searchInfo, cancellationToken).ConfigureAwait(false);
}
public Task<MetadataResult<Movie>> GetMetadata(MovieInfo info, CancellationToken cancellationToken)
{
return GetItemMetadata<Movie>(info, cancellationToken);
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}
public Task<MetadataResult<T>> GetItemMetadata<T>(ItemLookupInfo id, CancellationToken cancellationToken)
where T : BaseItem, new()
{
var movieDb = new GenericMovieDbInfo<T>(_logger, _jsonSerializer, _libraryManager, _fileSystem);
return movieDb.GetMetadata(id, cancellationToken);
}
public string Name
{
get { return "TheMovieDb"; }
}
/// <summary>
/// The _TMDB settings task
/// </summary>
private TmdbSettingsResult _tmdbSettings;
/// <summary>
/// Gets the TMDB settings.
/// </summary>
/// <returns>Task{TmdbSettingsResult}.</returns>
internal async Task<TmdbSettingsResult> GetTmdbSettings(CancellationToken cancellationToken)
{
if (_tmdbSettings != null)
{
return _tmdbSettings;
}
using (var response = await GetMovieDbResponse(new HttpRequestOptions
{
Url = string.Format(TmdbConfigUrl, ApiKey),
CancellationToken = cancellationToken,
AcceptHeader = AcceptHeader
}).ConfigureAwait(false))
{
using (var json = response.Content)
{
_tmdbSettings = await _jsonSerializer.DeserializeFromStreamAsync<TmdbSettingsResult>(json).ConfigureAwait(false);
return _tmdbSettings;
}
}
}
public const string BaseMovieDbUrl = "https://api.themoviedb.org/";
private const string TmdbConfigUrl = BaseMovieDbUrl + "3/configuration?api_key={0}";
private const string GetMovieInfo3 = BaseMovieDbUrl + @"3/movie/{0}?api_key={1}&append_to_response=casts,releases,images,keywords,trailers";
internal static string ApiKey = "f6bd687ffa63cd282b6ff2c6877f2669";
internal static string AcceptHeader = "application/json,image/*";
/// <summary>
/// Gets the movie data path.
/// </summary>
/// <param name="appPaths">The app paths.</param>
/// <param name="tmdbId">The TMDB id.</param>
/// <returns>System.String.</returns>
internal static string GetMovieDataPath(IApplicationPaths appPaths, string tmdbId)
{
var dataPath = GetMoviesDataPath(appPaths);
return Path.Combine(dataPath, tmdbId);
}
internal static string GetMoviesDataPath(IApplicationPaths appPaths)
{
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var dataPath = Path.Combine(appPaths.CachePath, "tmdb-movies2");
return dataPath;
}
/// <summary>
/// Downloads the movie info.
/// </summary>
/// <param name="id">The id.</param>
/// <param name="preferredMetadataLanguage">The preferred metadata language.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns>Task.</returns>
internal async Task DownloadMovieInfo(string id, string preferredMetadataLanguage, CancellationToken cancellationToken)
{
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var mainResult = await FetchMainResult(id, true, preferredMetadataLanguage, cancellationToken).ConfigureAwait(false);
if (mainResult == null) return;
var dataFilePath = GetDataFilePath(id, preferredMetadataLanguage);
_fileSystem.CreateDirectory(_fileSystem.GetDirectoryName(dataFilePath));
_jsonSerializer.SerializeToFile(mainResult, dataFilePath);
}
internal Task EnsureMovieInfo(string tmdbId, string language, CancellationToken cancellationToken)
{
if (string.IsNullOrEmpty(tmdbId))
{
throw new ArgumentNullException("tmdbId");
}
var path = GetDataFilePath(tmdbId, 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 <= 2)
{
return Task.CompletedTask;
}
}
return DownloadMovieInfo(tmdbId, language, cancellationToken);
}
internal string GetDataFilePath(string tmdbId, string preferredLanguage)
{
if (string.IsNullOrEmpty(tmdbId))
{
throw new ArgumentNullException("tmdbId");
}
var path = GetMovieDataPath(_configurationManager.ApplicationPaths, tmdbId);
if (string.IsNullOrWhiteSpace(preferredLanguage))
{
preferredLanguage = "alllang";
}
var filename = string.Format("all-{0}.json", preferredLanguage);
return Path.Combine(path, filename);
}
public static string GetImageLanguagesParam(string preferredLanguage)
{
var languages = new List<string>();
if (!string.IsNullOrEmpty(preferredLanguage))
{
preferredLanguage = NormalizeLanguage(preferredLanguage);
languages.Add(preferredLanguage);
if (preferredLanguage.Length == 5) // like en-US
{
// Currenty, TMDB supports 2-letter language codes only
// They are planning to change this in the future, thus we're
// supplying both codes if we're having a 5-letter code.
languages.Add(preferredLanguage.Substring(0, 2));
}
}
languages.Add("null");
if (!string.Equals(preferredLanguage, "en", StringComparison.OrdinalIgnoreCase))
{
languages.Add("en");
}
return string.Join(",", languages.ToArray(languages.Count));
}
public static string NormalizeLanguage(string language)
{
if (!string.IsNullOrEmpty(language))
{
// They require this to be uppercase
// https://emby.media/community/index.php?/topic/32454-fr-follow-tmdbs-new-language-api-update/?p=311148
var parts = language.Split('-');
if (parts.Length == 2)
{
language = parts[0] + "-" + parts[1].ToUpper();
}
}
return language;
}
public static string AdjustImageLanguage(string imageLanguage, string requestLanguage)
{
if (!string.IsNullOrEmpty(imageLanguage)
&& !string.IsNullOrEmpty(requestLanguage)
&& requestLanguage.Length > 2
&& imageLanguage.Length == 2
&& requestLanguage.StartsWith(imageLanguage, StringComparison.OrdinalIgnoreCase))
{
return requestLanguage;
}
return imageLanguage;
}
/// <summary>
/// Fetches the main result.
/// </summary>
/// <param name="id">The id.</param>
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/// <param name="isTmdbId">if set to <c>true</c> [is TMDB identifier].</param>
/// <param name="language">The language.</param>
/// <param name="cancellationToken">The cancellation token</param>
/// <returns>Task{CompleteMovieData}.</returns>
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internal async Task<CompleteMovieData> FetchMainResult(string id, bool isTmdbId, string language, CancellationToken cancellationToken)
{
var url = string.Format(GetMovieInfo3, id, ApiKey);
if (!string.IsNullOrEmpty(language))
{
url += string.Format("&language={0}", NormalizeLanguage(language));
// Get images in english and with no language
url += "&include_image_language=" + GetImageLanguagesParam(language);
}
CompleteMovieData mainResult;
cancellationToken.ThrowIfCancellationRequested();
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// Cache if not using a tmdbId because we won't have the tmdb cache directory structure. So use the lower level cache.
var cacheMode = isTmdbId ? CacheMode.None : CacheMode.Unconditional;
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var cacheLength = TimeSpan.FromDays(3);
try
{
using (var response = await GetMovieDbResponse(new HttpRequestOptions
{
Url = url,
CancellationToken = cancellationToken,
AcceptHeader = AcceptHeader,
CacheMode = cacheMode,
CacheLength = cacheLength
}).ConfigureAwait(false))
{
using (var json = response.Content)
{
mainResult = await _jsonSerializer.DeserializeFromStreamAsync<CompleteMovieData>(json).ConfigureAwait(false);
}
}
}
catch (HttpException ex)
{
// Return null so that callers know there is no metadata for this id
if (ex.StatusCode.HasValue && ex.StatusCode.Value == HttpStatusCode.NotFound)
{
return null;
}
throw;
}
cancellationToken.ThrowIfCancellationRequested();
// If the language preference isn't english, then have the overview fallback to english if it's blank
if (mainResult != null &&
string.IsNullOrEmpty(mainResult.overview) &&
!string.IsNullOrEmpty(language) &&
!string.Equals(language, "en", StringComparison.OrdinalIgnoreCase))
{
_logger.Info("MovieDbProvider couldn't find meta for language " + language + ". Trying English...");
url = string.Format(GetMovieInfo3, id, ApiKey) + "&language=en";
if (!string.IsNullOrEmpty(language))
{
// Get images in english and with no language
url += "&include_image_language=" + GetImageLanguagesParam(language);
}
using (var response = await GetMovieDbResponse(new HttpRequestOptions
{
Url = url,
CancellationToken = cancellationToken,
AcceptHeader = AcceptHeader,
CacheMode = cacheMode,
CacheLength = cacheLength
}).ConfigureAwait(false))
{
using (var json = response.Content)
{
var englishResult = await _jsonSerializer.DeserializeFromStreamAsync<CompleteMovieData>(json).ConfigureAwait(false);
mainResult.overview = englishResult.overview;
}
}
}
return mainResult;
}
private static long _lastRequestTicks;
// The limit is 40 requests per 10 seconds
private static int requestIntervalMs = 300;
/// <summary>
/// Gets the movie db response.
/// </summary>
internal async Task<HttpResponseInfo> GetMovieDbResponse(HttpRequestOptions options)
{
var delayTicks = (requestIntervalMs * 10000) - (DateTime.UtcNow.Ticks - _lastRequestTicks);
var delayMs = Math.Min(delayTicks / 10000, requestIntervalMs);
if (delayMs > 0)
{
_logger.Debug("Throttling Tmdb by {0} ms", delayMs);
await Task.Delay(Convert.ToInt32(delayMs)).ConfigureAwait(false);
}
_lastRequestTicks = DateTime.UtcNow.Ticks;
options.BufferContent = true;
options.UserAgent = "Emby/" + _appHost.ApplicationVersion;
return await _httpClient.SendAsync(options, "GET").ConfigureAwait(false);
}
/// <summary>
/// Class TmdbTitle
/// </summary>
internal class TmdbTitle
{
/// <summary>
/// Gets or sets the iso_3166_1.
/// </summary>
/// <value>The iso_3166_1.</value>
public string iso_3166_1 { get; set; }
/// <summary>
/// Gets or sets the title.
/// </summary>
/// <value>The title.</value>
public string title { get; set; }
}
/// <summary>
/// Class TmdbAltTitleResults
/// </summary>
internal class TmdbAltTitleResults
{
/// <summary>
/// Gets or sets the id.
/// </summary>
/// <value>The id.</value>
public int id { get; set; }
/// <summary>
/// Gets or sets the titles.
/// </summary>
/// <value>The titles.</value>
public List<TmdbTitle> titles { get; set; }
}
internal class BelongsToCollection
{
public int id { get; set; }
public string name { get; set; }
public string poster_path { get; set; }
public string backdrop_path { get; set; }
}
internal class GenreItem
{
public int id { get; set; }
public string name { get; set; }
}
internal class ProductionCompany
{
public string name { get; set; }
public int id { get; set; }
}
internal class ProductionCountry
{
public string iso_3166_1 { get; set; }
public string name { get; set; }
}
internal class SpokenLanguage
{
public string iso_639_1 { get; set; }
public string name { get; set; }
}
internal class Cast
{
public int id { get; set; }
public string name { get; set; }
public string character { get; set; }
public int order { get; set; }
public int cast_id { get; set; }
public string profile_path { get; set; }
}
internal class Crew
{
public int id { get; set; }
public string name { get; set; }
public string department { get; set; }
public string job { get; set; }
public string profile_path { get; set; }
}
internal class Casts
{
public List<Cast> cast { get; set; }
public List<Crew> crew { get; set; }
}
internal class Country
{
public string iso_3166_1 { get; set; }
public string certification { get; set; }
public DateTime release_date { get; set; }
}
internal class Releases
{
public List<Country> countries { get; set; }
}
internal class Backdrop
{
public string file_path { get; set; }
public int width { get; set; }
public int height { get; set; }
public object iso_639_1 { get; set; }
public double aspect_ratio { get; set; }
public double vote_average { get; set; }
public int vote_count { get; set; }
}
internal class Poster
{
public string file_path { get; set; }
public int width { get; set; }
public int height { get; set; }
public string iso_639_1 { get; set; }
public double aspect_ratio { get; set; }
public double vote_average { get; set; }
public int vote_count { get; set; }
}
internal class Images
{
public List<Backdrop> backdrops { get; set; }
public List<Poster> posters { get; set; }
}
internal class Keyword
{
public int id { get; set; }
public string name { get; set; }
}
internal class Keywords
{
public List<Keyword> keywords { get; set; }
}
internal class Youtube
{
public string name { get; set; }
public string size { get; set; }
public string source { get; set; }
}
internal class Trailers
{
public List<object> quicktime { get; set; }
public List<Youtube> youtube { get; set; }
}
internal class CompleteMovieData
{
public bool adult { get; set; }
public string backdrop_path { get; set; }
public BelongsToCollection belongs_to_collection { get; set; }
public int budget { get; set; }
public List<GenreItem> genres { get; set; }
public string homepage { get; set; }
public int id { get; set; }
public string imdb_id { get; set; }
public string original_title { get; set; }
public string original_name { get; set; }
public string overview { get; set; }
public double popularity { get; set; }
public string poster_path { get; set; }
public List<ProductionCompany> production_companies { get; set; }
public List<ProductionCountry> production_countries { get; set; }
public string release_date { get; set; }
public int revenue { get; set; }
public int runtime { get; set; }
public List<SpokenLanguage> spoken_languages { get; set; }
public string status { get; set; }
public string tagline { get; set; }
public string title { get; set; }
public string name { get; set; }
public double vote_average { get; set; }
public int vote_count { get; set; }
public Casts casts { get; set; }
public Releases releases { get; set; }
public Images images { get; set; }
public Keywords keywords { get; set; }
public Trailers trailers { get; set; }
public string GetOriginalTitle()
{
return original_name ?? original_title;
}
public string GetTitle()
{
return name ?? title ?? GetOriginalTitle();
}
}
public int Order
{
get
{
return 1;
}
}
public Task<HttpResponseInfo> GetImageResponse(string url, CancellationToken cancellationToken)
{
return _httpClient.GetResponse(new HttpRequestOptions
{
CancellationToken = cancellationToken,
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Url = url
});
}
}
}