404 lines
17 KiB
C#
404 lines
17 KiB
C#
using Jellyfin.Plugin.MetaShark.Api;
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using Jellyfin.Plugin.MetaShark.Model;
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using MediaBrowser.Controller.Entities;
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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 Microsoft.Extensions.Logging;
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using StringMetric;
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using System;
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using System.Collections.Generic;
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using System.Diagnostics.CodeAnalysis;
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using System.Globalization;
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using System.Linq;
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using System.IO;
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using System.Net.Http;
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using System.Text;
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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 System.Web;
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using TMDbLib.Objects.General;
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using Jellyfin.Plugin.MetaShark.Configuration;
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using Jellyfin.Plugin.MetaShark.Core;
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using Microsoft.AspNetCore.Http;
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namespace Jellyfin.Plugin.MetaShark.Providers
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{
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public abstract class BaseProvider
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{
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/// <summary>
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/// Gets the provider name.
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/// </summary>
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public const string DoubanProviderName = "Douban";
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/// <summary>
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/// Gets the provider id.
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/// </summary>
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public const string DoubanProviderId = "DoubanID";
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/// <summary>
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/// Name of the provider.
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/// </summary>
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public const string TmdbProviderName = "TheMovieDb";
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protected readonly ILogger _logger;
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protected readonly IHttpClientFactory _httpClientFactory;
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protected readonly DoubanApi _doubanApi;
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protected readonly TmdbApi _tmdbApi;
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protected readonly OmdbApi _omdbApi;
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protected readonly ILibraryManager _libraryManager;
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protected readonly IHttpContextAccessor _httpContextAccessor;
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protected Regex regMetaSourcePrefix = new Regex(@"^\[.+\]", RegexOptions.Compiled);
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protected PluginConfiguration config
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{
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get
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{
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return Plugin.Instance?.Configuration ?? new PluginConfiguration();
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}
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}
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protected BaseProvider(IHttpClientFactory httpClientFactory, ILogger logger, ILibraryManager libraryManager, IHttpContextAccessor httpContextAccessor, DoubanApi doubanApi, TmdbApi tmdbApi, OmdbApi omdbApi)
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{
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this._doubanApi = doubanApi;
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this._tmdbApi = tmdbApi;
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this._omdbApi = omdbApi;
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this._libraryManager = libraryManager;
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this._logger = logger;
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this._httpClientFactory = httpClientFactory;
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this._httpContextAccessor = httpContextAccessor;
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}
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protected async Task<string?> GuessByDoubanAsync(ItemLookupInfo info, CancellationToken cancellationToken)
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{
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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 fileName = GetNotParsedName(info);
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var parseResult = NameParser.Parse(fileName);
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var searchName = !string.IsNullOrEmpty(parseResult.ChineseName) ? parseResult.ChineseName : parseResult.Name;
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info.Year = parseResult.Year; // 默认parser对anime年份会解析出错，以anitomy为准
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this.Log($"GuessByDouban of [name]: {info.Name} [file_name]: {fileName} [year]: {info.Year} [search name]: {searchName}");
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List<DoubanSubject> result;
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DoubanSubject? item;
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// 假如存在年份，先通过suggest接口查找，减少搜索页访问次数，避免封禁（suggest没法区分电影或电视剧，排序也比搜索页差些）
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if (config.EnableDoubanAvoidRiskControl)
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{
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if (info.Year != null && info.Year > 0)
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{
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result = await this._doubanApi.SearchBySuggestAsync(searchName, cancellationToken).ConfigureAwait(false);
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item = result.Where(x => x.Year == info.Year && x.Name == searchName).FirstOrDefault();
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if (item != null)
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{
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this.Log($"GuessByDouban of [name]: {searchName} found Sid: {item.Sid} (suggest)");
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return item.Sid;
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}
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item = result.Where(x => x.Year == info.Year).FirstOrDefault();
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if (item != null)
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{
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this.Log($"GuessByDouban of [name]: {searchName} found Sid: {item.Sid} (suggest)");
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return item.Sid;
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}
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}
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}
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// 通过搜索页面查找
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result = await this._doubanApi.SearchAsync(searchName, cancellationToken).ConfigureAwait(false);
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var cat = info is MovieInfo ? "电影" : "电视剧";
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// 优先返回对应年份的电影
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if (info.Year != null && info.Year > 0)
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{
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item = result.Where(x => x.Category == cat && x.Year == info.Year).FirstOrDefault();
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if (item != null)
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{
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this.Log($"GuessByDouban of [name]: {searchName} found Sid: {item.Sid}");
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return item.Sid;
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}
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}
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// 不存在年份时，返回第一个
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item = result.Where(x => x.Category == cat).FirstOrDefault();
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if (item != null)
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{
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this.Log($"GuessByDouban of [name]: {searchName} found Sid: {item.Sid}");
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return item.Sid;
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}
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return null;
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}
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protected async Task<string?> GuestDoubanSeasonByYearAsync(string name, int? year, CancellationToken cancellationToken)
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{
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if (year == null || year == 0)
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{
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return null;
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}
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this.Log($"GuestDoubanSeasonByYear of [name]: {name} [year]: {year}");
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// 先通过suggest接口查找，减少搜索页访问次数，避免封禁（suggest没法区分电影或电视剧，排序也比搜索页差些）
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if (config.EnableDoubanAvoidRiskControl)
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{
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var suggestResult = await this._doubanApi.SearchBySuggestAsync(name, cancellationToken).ConfigureAwait(false);
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var suggestItem = suggestResult.Where(x => x.Year == year && x.Name == name).FirstOrDefault();
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if (suggestItem != null)
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{
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this.Log($"GuestDoubanSeasonByYear of [name] found Sid: \"{suggestItem.Sid}\" (suggest)");
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return suggestItem.Sid;
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}
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suggestItem = suggestResult.Where(x => x.Year == year).FirstOrDefault();
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if (suggestItem != null)
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{
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this.Log($"GuestDoubanSeasonByYear of [name] found Sid: \"{suggestItem.Sid}\" (suggest)");
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return suggestItem.Sid;
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}
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}
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// 通过搜索页面查找
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var result = await this._doubanApi.SearchAsync(name, cancellationToken).ConfigureAwait(false);
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var item = result.Where(x => x.Category == "电视剧" && x.Year == year).FirstOrDefault();
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if (item != null && !string.IsNullOrEmpty(item.Sid))
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{
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this.Log($"GuestDoubanSeasonByYear of [name] found Sid: \"{item.Sid}\"");
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return item.Sid;
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}
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return null;
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}
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protected async Task<string?> GuestByTmdbAsync(ItemLookupInfo info, CancellationToken cancellationToken)
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{
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// ParseName is required here.
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// Caller provides the filename with extension stripped and NOT the parsed filename
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var fileName = GetNotParsedName(info);
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var parseResult = NameParser.Parse(fileName);
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var searchName = !string.IsNullOrEmpty(parseResult.ChineseName) ? parseResult.ChineseName : parseResult.Name;
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info.Year = parseResult.Year; // 默认parser对anime年份会解析出错，以anitomy为准
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this.Log($"GuestByTmdb of [name]: {info.Name} [file_name]: {fileName} [year]: {info.Year} [search name]: {searchName}");
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switch (info)
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{
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case MovieInfo:
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var movieResults = await this._tmdbApi.SearchMovieAsync(searchName, info.Year ?? 0, info.MetadataLanguage, cancellationToken).ConfigureAwait(false);
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var movieItem = movieResults.FirstOrDefault();
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if (movieItem != null)
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{
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// bt种子都是英文名，但电影是中日韩泰印法地区时，都不适用相似匹配，去掉限制
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return movieItem.Id.ToString(CultureInfo.InvariantCulture);
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}
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break;
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case SeriesInfo:
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var seriesResults = await this._tmdbApi.SearchSeriesAsync(searchName, info.MetadataLanguage, cancellationToken).ConfigureAwait(false);
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var seriesItem = seriesResults.FirstOrDefault();
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if (seriesItem != null)
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{
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// bt种子都是英文名，但电影是中日韩泰印法地区时，都不适用相似匹配，去掉限制
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return seriesItem.Id.ToString(CultureInfo.InvariantCulture);
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}
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break;
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}
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return null;
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}
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protected async Task<string?> GetTmdbIdByImdbAsync(string imdb, string language, CancellationToken cancellationToken)
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{
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if (string.IsNullOrEmpty(imdb))
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{
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return null;
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}
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// 豆瓣的imdb id可能是旧的，需要先从omdb接口获取最新的imdb id
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var omdbItem = await this._omdbApi.GetByImdbID(imdb, cancellationToken).ConfigureAwait(false);
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if (!string.IsNullOrEmpty(omdbItem?.ImdbID))
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{
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imdb = omdbItem.ImdbID;
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}
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// 通过imdb获取tmdbId
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var findResult = await this._tmdbApi.FindByExternalIdAsync(imdb, TMDbLib.Objects.Find.FindExternalSource.Imdb, language, cancellationToken).ConfigureAwait(false);
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if (findResult?.MovieResults != null && findResult.MovieResults.Count > 0)
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{
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var tmdbId = findResult.MovieResults[0].Id;
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this.Log($"Found tmdb [id]: {tmdbId} by imdb id: {imdb}");
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return $"{tmdbId}";
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}
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if (findResult?.TvResults != null && findResult.TvResults.Count > 0)
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{
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var tmdbId = findResult.TvResults[0].Id;
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this.Log($"Found tmdb [id]: {tmdbId} by imdb id: {imdb}");
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return $"{tmdbId}";
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}
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return null;
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}
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/// <summary>
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/// 浏览器来源请求，返回代理地址（no-referer对于background-image不生效），其他客户端请求，返回原始图片地址
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/// </summary>
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protected string GetProxyImageUrl(string url, bool absolute = false)
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{
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var fromWeb = false;
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var domain = string.Empty;
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if (_httpContextAccessor.HttpContext != null)
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{
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domain = _httpContextAccessor.HttpContext.Request.Scheme + System.Uri.SchemeDelimiter + _httpContextAccessor.HttpContext.Request.Host;
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var clientInfo = _httpContextAccessor.HttpContext.Request.Headers.FirstOrDefault(x => x.Key == "X-Emby-Authorization").Value.FirstOrDefault() ?? string.Empty;
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fromWeb = clientInfo.Contains("Jellyfin Web");
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}
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if (fromWeb)
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{
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var encodedUrl = HttpUtility.UrlEncode(url);
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if (absolute)
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{
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return $"{domain}/plugin/metashark/proxy/image/?url={encodedUrl}";
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}
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else
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{
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return $"/plugin/metashark/proxy/image/?url={encodedUrl}";
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}
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}
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else
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{
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return url;
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}
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}
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protected void Log(string? message, params object?[] args)
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{
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this._logger.LogInformation($"[MetaShark] {message}", args);
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}
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/// <summary>
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/// Adjusts the image's language code preferring the 5 letter language code eg. en-US.
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/// </summary>
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/// <param name="imageLanguage">The image's actual language code.</param>
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/// <param name="requestLanguage">The requested language code.</param>
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/// <returns>The language code.</returns>
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protected string AdjustImageLanguage(string imageLanguage, string requestLanguage)
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{
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if (!string.IsNullOrEmpty(imageLanguage)
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&& !string.IsNullOrEmpty(requestLanguage)
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&& requestLanguage.Length > 2
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&& imageLanguage.Length == 2
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&& requestLanguage.StartsWith(imageLanguage, StringComparison.OrdinalIgnoreCase))
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{
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return requestLanguage;
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}
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return imageLanguage;
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}
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/// <summary>
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/// Maps the TMDB provided roles for crew members to Jellyfin roles.
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/// </summary>
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/// <param name="crew">Crew member to map against the Jellyfin person types.</param>
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/// <returns>The Jellyfin person type.</returns>
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[SuppressMessage("Microsoft.Maintainability", "CA1309: Use ordinal StringComparison", Justification = "AFAIK we WANT InvariantCulture comparisons here and not Ordinal")]
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public string MapCrewToPersonType(Crew crew)
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{
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if (crew.Department.Equals("production", StringComparison.InvariantCultureIgnoreCase)
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&& crew.Job.Contains("director", StringComparison.InvariantCultureIgnoreCase))
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{
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return PersonType.Director;
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}
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if (crew.Department.Equals("production", StringComparison.InvariantCultureIgnoreCase)
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&& crew.Job.Contains("producer", StringComparison.InvariantCultureIgnoreCase))
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{
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return PersonType.Producer;
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}
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if (crew.Department.Equals("writing", StringComparison.InvariantCultureIgnoreCase))
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{
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return PersonType.Writer;
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}
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return string.Empty;
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}
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/// <summary>
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/// Normalizes a language string for use with TMDb's include image language parameter.
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/// </summary>
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/// <param name="preferredLanguage">The preferred language as either a 2 letter code with or without country code.</param>
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/// <returns>The comma separated language string.</returns>
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public static string GetImageLanguagesParam(string preferredLanguage)
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{
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var languages = new List<string>();
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if (!string.IsNullOrEmpty(preferredLanguage))
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{
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preferredLanguage = NormalizeLanguage(preferredLanguage);
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languages.Add(preferredLanguage);
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if (preferredLanguage.Length == 5) // like en-US
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{
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// Currently, TMDB supports 2-letter language codes only
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// They are planning to change this in the future, thus we're
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// supplying both codes if we're having a 5-letter code.
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languages.Add(preferredLanguage.Substring(0, 2));
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}
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}
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languages.Add("null");
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if (!string.Equals(preferredLanguage, "en", StringComparison.OrdinalIgnoreCase))
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{
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languages.Add("en");
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}
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return string.Join(',', languages);
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}
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/// <summary>
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/// Normalizes a language string for use with TMDb's language parameter.
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/// </summary>
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/// <param name="language">The language code.</param>
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/// <returns>The normalized language code.</returns>
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public static string NormalizeLanguage(string language)
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{
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if (string.IsNullOrEmpty(language))
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{
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return language;
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}
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// They require this to be uppercase
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// Everything after the hyphen must be written in uppercase due to a way TMDB wrote their api.
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// See here: https://www.themoviedb.org/talk/5119221d760ee36c642af4ad?page=3#56e372a0c3a3685a9e0019ab
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var parts = language.Split('-');
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if (parts.Length == 2)
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{
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language = parts[0] + "-" + parts[1].ToUpperInvariant();
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}
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return language;
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}
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protected string GetNotParsedName(ItemLookupInfo info)
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{
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var directoryName = Path.GetFileName(Path.GetDirectoryName(info.Path));
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if (directoryName != null && directoryName.StartsWith(info.Name))
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{
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return directoryName;
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}
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return Path.GetFileNameWithoutExtension(info.Path) ?? info.Name;
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}
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}
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}
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