using CommonIO; using MediaBrowser.Common.Configuration; using MediaBrowser.Common.Net; using MediaBrowser.Controller.Configuration; using MediaBrowser.Controller.Entities; using MediaBrowser.Model.Entities; using MediaBrowser.Model.Serialization; using System; using System.Globalization; using System.IO; using System.Linq; using System.Net; using System.Text; using System.Threading; using System.Threading.Tasks; namespace MediaBrowser.Providers.Omdb { public class OmdbProvider { internal static readonly SemaphoreSlim ResourcePool = new SemaphoreSlim(1, 1); private readonly IJsonSerializer _jsonSerializer; private readonly IFileSystem _fileSystem; private readonly IServerConfigurationManager _configurationManager; private readonly IHttpClient _httpClient; private readonly CultureInfo _usCulture = new CultureInfo("en-US"); public static OmdbProvider Current; public OmdbProvider(IJsonSerializer jsonSerializer, IHttpClient httpClient, IFileSystem fileSystem, IServerConfigurationManager configurationManager) { _jsonSerializer = jsonSerializer; _httpClient = httpClient; _fileSystem = fileSystem; _configurationManager = configurationManager; Current = this; } public async Task Fetch(BaseItem item, string imdbId, string language, string country, CancellationToken cancellationToken) { if (string.IsNullOrWhiteSpace(imdbId)) { throw new ArgumentNullException("imdbId"); } var result = await GetRootObject(imdbId, cancellationToken); // Only take the name and rating if the user's language is set to english, since Omdb has no localization if (string.Equals(language, "en", StringComparison.OrdinalIgnoreCase)) { item.Name = result.Title; if (string.Equals(country, "us", StringComparison.OrdinalIgnoreCase)) { item.OfficialRating = result.Rated; } } int year; if (!string.IsNullOrEmpty(result.Year) && int.TryParse(result.Year, NumberStyles.Number, _usCulture, out year) && year >= 0) { item.ProductionYear = year; } var hasCriticRating = item as IHasCriticRating; if (hasCriticRating != null) { // Seeing some bogus RT data on omdb for series, so filter it out here // RT doesn't even have tv series int tomatoMeter; if (!string.IsNullOrEmpty(result.tomatoMeter) && int.TryParse(result.tomatoMeter, NumberStyles.Integer, _usCulture, out tomatoMeter) && tomatoMeter >= 0) { hasCriticRating.CriticRating = tomatoMeter; } if (!string.IsNullOrEmpty(result.tomatoConsensus) && !string.Equals(result.tomatoConsensus, "No consensus yet.", StringComparison.OrdinalIgnoreCase)) { hasCriticRating.CriticRatingSummary = WebUtility.HtmlDecode(result.tomatoConsensus); } } int voteCount; if (!string.IsNullOrEmpty(result.imdbVotes) && int.TryParse(result.imdbVotes, NumberStyles.Number, _usCulture, out voteCount) && voteCount >= 0) { item.VoteCount = voteCount; } float imdbRating; if (!string.IsNullOrEmpty(result.imdbRating) && float.TryParse(result.imdbRating, NumberStyles.Any, _usCulture, out imdbRating) && imdbRating >= 0) { item.CommunityRating = imdbRating; } if (!string.IsNullOrEmpty(result.Website)) { item.HomePageUrl = result.Website; } if (!string.IsNullOrWhiteSpace(result.imdbID)) { item.SetProviderId(MetadataProviders.Imdb, result.imdbID); } ParseAdditionalMetadata(item, result); } internal async Task GetRootObject(string imdbId, CancellationToken cancellationToken) { var path = await EnsureItemInfo(imdbId, cancellationToken); string resultString; using (Stream stream = new FileStream(path, FileMode.Open, FileAccess.Read, FileShare.Read, 131072)) { using (var reader = new StreamReader(stream, new UTF8Encoding(false))) { resultString = reader.ReadToEnd(); resultString = resultString.Replace("\"N/A\"", "\"\""); } } var result = _jsonSerializer.DeserializeFromString(resultString); return result; } private async Task EnsureItemInfo(string imdbId, CancellationToken cancellationToken) { if (string.IsNullOrWhiteSpace(imdbId)) { throw new ArgumentNullException("imdbId"); } var imdbParam = imdbId.StartsWith("tt", StringComparison.OrdinalIgnoreCase) ? imdbId : "tt" + imdbId; var path = GetDataFilePath(imdbParam); 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 path; } } var url = string.Format("https://www.omdbapi.com/?i={0}&tomatoes=true", imdbParam); using (var stream = await _httpClient.Get(new HttpRequestOptions { Url = url, ResourcePool = ResourcePool, CancellationToken = cancellationToken }).ConfigureAwait(false)) { var rootObject = _jsonSerializer.DeserializeFromStream(stream); _fileSystem.CreateDirectory(Path.GetDirectoryName(path)); _jsonSerializer.SerializeToFile(rootObject, path); } return path; } internal string GetDataFilePath(string imdbId) { if (string.IsNullOrEmpty(imdbId)) { throw new ArgumentNullException("imdbId"); } var dataPath = Path.Combine(_configurationManager.ApplicationPaths.CachePath, "omdb"); var filename = string.Format("{0}.json", imdbId); return Path.Combine(dataPath, filename); } private void ParseAdditionalMetadata(BaseItem item, RootObject result) { // Grab series genres because imdb data is better than tvdb. Leave movies alone // But only do it if english is the preferred language because this data will not be localized if (ShouldFetchGenres(item) && !string.IsNullOrWhiteSpace(result.Genre)) { item.Genres.Clear(); foreach (var genre in result.Genre .Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries) .Select(i => i.Trim()) .Where(i => !string.IsNullOrWhiteSpace(i))) { item.AddGenre(genre); } } var hasMetascore = item as IHasMetascore; if (hasMetascore != null) { float metascore; if (!string.IsNullOrEmpty(result.Metascore) && float.TryParse(result.Metascore, NumberStyles.Any, _usCulture, out metascore) && metascore >= 0) { hasMetascore.Metascore = metascore; } } var hasAwards = item as IHasAwards; if (hasAwards != null && !string.IsNullOrEmpty(result.Awards)) { hasAwards.AwardSummary = WebUtility.HtmlDecode(result.Awards); } var hasShortOverview = item as IHasShortOverview; if (hasShortOverview != null) { // Imdb plots are usually pretty short hasShortOverview.ShortOverview = result.Plot; } } private bool ShouldFetchGenres(BaseItem item) { var lang = item.GetPreferredMetadataLanguage(); // The data isn't localized and so can only be used for english users return string.Equals(lang, "en", StringComparison.OrdinalIgnoreCase); } internal class RootObject { public string Title { get; set; } public string Year { get; set; } public string Rated { get; set; } public string Released { get; set; } public string Runtime { get; set; } public string Genre { get; set; } public string Director { get; set; } public string Writer { get; set; } public string Actors { get; set; } public string Plot { get; set; } public string Poster { get; set; } public string imdbRating { get; set; } public string imdbVotes { get; set; } public string imdbID { get; set; } public string Type { get; set; } public string tomatoMeter { get; set; } public string tomatoImage { get; set; } public string tomatoRating { get; set; } public string tomatoReviews { get; set; } public string tomatoFresh { get; set; } public string tomatoRotten { get; set; } public string tomatoConsensus { get; set; } public string tomatoUserMeter { get; set; } public string tomatoUserRating { get; set; } public string tomatoUserReviews { get; set; } public string DVD { get; set; } public string BoxOffice { get; set; } public string Production { get; set; } public string Website { get; set; } public string Response { get; set; } public string Language { get; set; } public string Country { get; set; } public string Awards { get; set; } public string Metascore { get; set; } } } }