mirror of
https://github.com/jellyfin/jellyfin.git
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303 lines
13 KiB
C#
303 lines
13 KiB
C#
#pragma warning disable CS1591
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using System;
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using System.Collections.Generic;
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using System.Globalization;
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using System.Linq;
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using System.Net;
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using System.Net.Http;
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using System.Net.Http.Headers;
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using System.Text.RegularExpressions;
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using System.Threading;
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using System.Threading.Tasks;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Controller.Providers;
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using MediaBrowser.Model.Entities;
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using MediaBrowser.Model.Providers;
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using MediaBrowser.Model.Serialization;
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using MediaBrowser.Providers.Plugins.Tmdb.Models.Search;
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using Microsoft.Extensions.Logging;
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namespace MediaBrowser.Providers.Plugins.Tmdb.Movies
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{
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public class TmdbSearch
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{
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private const string SearchUrl = TmdbUtils.BaseTmdbApiUrl + @"3/search/{3}?api_key={1}&query={0}&language={2}";
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private const string SearchUrlTvWithYear = TmdbUtils.BaseTmdbApiUrl + @"3/search/tv?api_key={1}&query={0}&language={2}&first_air_date_year={3}";
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private const string SearchUrlMovieWithYear = TmdbUtils.BaseTmdbApiUrl + @"3/search/movie?api_key={1}&query={0}&language={2}&primary_release_year={3}";
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private static readonly CultureInfo _usCulture = new CultureInfo("en-US");
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private static readonly Regex _cleanEnclosed = new Regex(@"\p{Ps}.*\p{Pe}", RegexOptions.Compiled);
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private static readonly Regex _cleanNonWord = new Regex(@"[\W_]+", RegexOptions.Compiled);
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private static readonly Regex _cleanStopWords = new Regex(
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@"\b( # Start at word boundary
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19[0-9]{2}|20[0-9]{2}| # 1900-2099
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S[0-9]{2}| # Season
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E[0-9]{2}| # Episode
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(2160|1080|720|576|480)[ip]?| # Resolution
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[xh]?264| # Encoding
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(web|dvd|bd|hdtv|hd)rip| # *Rip
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web|hdtv|mp4|bluray|ktr|dl|single|imageset|internal|doku|dubbed|retail|xxx|flac
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).* # Match rest of string",
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RegexOptions.Compiled | RegexOptions.IgnorePatternWhitespace | RegexOptions.IgnoreCase);
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private readonly ILogger _logger;
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private readonly IJsonSerializer _json;
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private readonly ILibraryManager _libraryManager;
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public TmdbSearch(ILogger logger, IJsonSerializer json, ILibraryManager libraryManager)
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{
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_logger = logger;
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_json = json;
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_libraryManager = libraryManager;
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}
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public Task<IEnumerable<RemoteSearchResult>> GetSearchResults(SeriesInfo idInfo, CancellationToken cancellationToken)
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{
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return GetSearchResults(idInfo, "tv", cancellationToken);
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}
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public Task<IEnumerable<RemoteSearchResult>> GetMovieSearchResults(ItemLookupInfo idInfo, CancellationToken cancellationToken)
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{
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return GetSearchResults(idInfo, "movie", cancellationToken);
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}
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public Task<IEnumerable<RemoteSearchResult>> GetSearchResults(BoxSetInfo idInfo, CancellationToken cancellationToken)
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{
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return GetSearchResults(idInfo, "collection", cancellationToken);
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}
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private async Task<IEnumerable<RemoteSearchResult>> GetSearchResults(ItemLookupInfo idInfo, string searchType, CancellationToken cancellationToken)
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{
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var name = idInfo.Name;
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var year = idInfo.Year;
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if (string.IsNullOrWhiteSpace(name))
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{
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return new List<RemoteSearchResult>();
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}
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var tmdbSettings = await TmdbMovieProvider.Current.GetTmdbSettings(cancellationToken).ConfigureAwait(false);
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var tmdbImageUrl = tmdbSettings.images.GetImageUrl("original");
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// ParseName is required here.
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// Caller provides the filename with extension stripped and NOT the parsed filename
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var parsedName = _libraryManager.ParseName(name);
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var yearInName = parsedName.Year;
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name = parsedName.Name;
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year ??= yearInName;
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var language = idInfo.MetadataLanguage.ToLowerInvariant();
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// Replace sequences of non-word characters with space
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// TMDB expects a space separated list of words make sure that is the case
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name = _cleanNonWord.Replace(name, " ").Trim();
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_logger.LogInformation("TmdbSearch: Finding id for item: {0} ({1})", name, year);
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var results = await GetSearchResults(name, searchType, year, language, tmdbImageUrl, cancellationToken).ConfigureAwait(false);
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if (results.Count == 0)
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{
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// try in english if wasn't before
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if (!string.Equals(language, "en", StringComparison.OrdinalIgnoreCase))
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{
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results = await GetSearchResults(name, searchType, year, "en", tmdbImageUrl, cancellationToken).ConfigureAwait(false);
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}
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}
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// TODO: retrying alternatives should be done outside the search
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// provider so that the retry logic can be common for all search
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// providers
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if (results.Count == 0)
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{
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var name2 = parsedName.Name;
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// Remove things enclosed in []{}() etc
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name2 = _cleanEnclosed.Replace(name2, string.Empty);
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// Replace sequences of non-word characters with space
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name2 = _cleanNonWord.Replace(name2, " ");
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// Clean based on common stop words / tokens
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name2 = _cleanStopWords.Replace(name2, string.Empty);
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// Trim whitespace
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name2 = name2.Trim();
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// Search again if the new name is different
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if (!string.Equals(name2, name, StringComparison.Ordinal) && !string.IsNullOrWhiteSpace(name2))
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{
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_logger.LogInformation("TmdbSearch: Finding id for item: {0} ({1})", name2, year);
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results = await GetSearchResults(name2, searchType, year, language, tmdbImageUrl, cancellationToken).ConfigureAwait(false);
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if (results.Count == 0 && !string.Equals(language, "en", StringComparison.OrdinalIgnoreCase))
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{
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// one more time, in english
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results = await GetSearchResults(name2, searchType, year, "en", tmdbImageUrl, cancellationToken).ConfigureAwait(false);
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}
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}
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}
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return results.Where(i =>
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{
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if (year.HasValue && i.ProductionYear.HasValue)
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{
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// Allow one year tolerance
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return Math.Abs(year.Value - i.ProductionYear.Value) <= 1;
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}
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return true;
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});
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}
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private Task<List<RemoteSearchResult>> GetSearchResults(string name, string type, int? year, string language, string baseImageUrl, CancellationToken cancellationToken)
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{
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switch (type)
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{
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case "tv":
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return GetSearchResultsTv(name, year, language, baseImageUrl, cancellationToken);
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default:
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return GetSearchResultsGeneric(name, type, year, language, baseImageUrl, cancellationToken);
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}
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}
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private async Task<List<RemoteSearchResult>> GetSearchResultsGeneric(string name, string type, int? year, string language, string baseImageUrl, CancellationToken cancellationToken)
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{
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if (string.IsNullOrWhiteSpace(name))
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{
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throw new ArgumentException("String can't be null or empty.", nameof(name));
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}
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string url3;
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if (year != null && string.Equals(type, "movie", StringComparison.OrdinalIgnoreCase))
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{
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url3 = string.Format(
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CultureInfo.InvariantCulture,
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SearchUrlMovieWithYear,
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WebUtility.UrlEncode(name),
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TmdbUtils.ApiKey,
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language,
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year);
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}
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else
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{
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url3 = string.Format(
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CultureInfo.InvariantCulture,
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SearchUrl,
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WebUtility.UrlEncode(name),
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TmdbUtils.ApiKey,
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language,
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type);
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}
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using var requestMessage = new HttpRequestMessage(HttpMethod.Get, url3);
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foreach (var header in TmdbUtils.AcceptHeaders)
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{
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requestMessage.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue(header));
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}
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using var response = await TmdbMovieProvider.Current.GetMovieDbResponse(requestMessage, cancellationToken).ConfigureAwait(false);
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await using var stream = await response.Content.ReadAsStreamAsync().ConfigureAwait(false);
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var searchResults = await _json.DeserializeFromStreamAsync<TmdbSearchResult<MovieResult>>(stream).ConfigureAwait(false);
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var results = searchResults.Results ?? new List<MovieResult>();
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return results
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.Select(i =>
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{
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var remoteResult = new RemoteSearchResult
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{
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SearchProviderName = TmdbMovieProvider.Current.Name,
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Name = i.Title ?? i.Name ?? i.Original_Title,
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ImageUrl = string.IsNullOrWhiteSpace(i.Poster_Path) ? null : baseImageUrl + i.Poster_Path
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};
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if (!string.IsNullOrWhiteSpace(i.Release_Date))
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{
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// These dates are always in this exact format
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if (DateTime.TryParseExact(i.Release_Date, "yyyy-MM-dd", _usCulture, DateTimeStyles.None, out var r))
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{
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remoteResult.PremiereDate = r.ToUniversalTime();
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remoteResult.ProductionYear = remoteResult.PremiereDate.Value.Year;
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}
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}
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remoteResult.SetProviderId(MetadataProvider.Tmdb, i.Id.ToString(_usCulture));
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return remoteResult;
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})
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.ToList();
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}
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private async Task<List<RemoteSearchResult>> GetSearchResultsTv(string name, int? year, string language, string baseImageUrl, CancellationToken cancellationToken)
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{
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if (string.IsNullOrWhiteSpace(name))
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{
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throw new ArgumentException("String can't be null or empty.", nameof(name));
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}
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string url3;
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if (year == null)
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{
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url3 = string.Format(
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CultureInfo.InvariantCulture,
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SearchUrl,
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WebUtility.UrlEncode(name),
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TmdbUtils.ApiKey,
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language,
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"tv");
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}
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else
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{
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url3 = string.Format(
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CultureInfo.InvariantCulture,
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SearchUrlTvWithYear,
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WebUtility.UrlEncode(name),
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TmdbUtils.ApiKey,
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language,
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year);
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}
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using var requestMessage = new HttpRequestMessage(HttpMethod.Get, url3);
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foreach (var header in TmdbUtils.AcceptHeaders)
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{
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requestMessage.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue(header));
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}
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using var response = await TmdbMovieProvider.Current.GetMovieDbResponse(requestMessage, cancellationToken).ConfigureAwait(false);
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await using var stream = await response.Content.ReadAsStreamAsync().ConfigureAwait(false);
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var searchResults = await _json.DeserializeFromStreamAsync<TmdbSearchResult<TvResult>>(stream).ConfigureAwait(false);
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var results = searchResults.Results ?? new List<TvResult>();
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return results
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.Select(i =>
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{
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var remoteResult = new RemoteSearchResult
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{
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SearchProviderName = TmdbMovieProvider.Current.Name,
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Name = i.Name ?? i.Original_Name,
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ImageUrl = string.IsNullOrWhiteSpace(i.Poster_Path) ? null : baseImageUrl + i.Poster_Path
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};
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if (!string.IsNullOrWhiteSpace(i.First_Air_Date))
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{
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// These dates are always in this exact format
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if (DateTime.TryParseExact(i.First_Air_Date, "yyyy-MM-dd", _usCulture, DateTimeStyles.None, out var r))
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{
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remoteResult.PremiereDate = r.ToUniversalTime();
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remoteResult.ProductionYear = remoteResult.PremiereDate.Value.Year;
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}
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}
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remoteResult.SetProviderId(MetadataProvider.Tmdb, i.Id.ToString(_usCulture));
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return remoteResult;
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})
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.ToList();
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}
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}
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}
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