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176 lines
6.7 KiB
176 lines
6.7 KiB
using System;
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using System.Collections.Generic;
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using System.Linq;
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using NzbDrone.Common.Extensions;
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using NzbDrone.Common.Http;
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using NzbDrone.Core.IndexerSearch.Definitions;
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namespace NzbDrone.Core.Indexers.Torznab
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{
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public class TorznabRequestGenerator : IIndexerRequestGenerator
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{
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public Int32 MaxPages { get; set; }
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public Int32 PageSize { get; set; }
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public TorznabSettings Settings { get; set; }
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public TorznabRequestGenerator()
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{
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MaxPages = 30;
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PageSize = 100;
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}
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public virtual IList<IEnumerable<IndexerRequest>> GetRecentRequests()
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{
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var pageableRequests = new List<IEnumerable<IndexerRequest>>();
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// TODO: We might consider getting multiple pages in the future, but atm we limit it to 1 page.
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pageableRequests.AddIfNotNull(GetPagedRequests(1, Settings.Categories.Concat(Settings.AnimeCategories), "tvsearch", ""));
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return pageableRequests;
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}
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public virtual IList<IEnumerable<IndexerRequest>> GetSearchRequests(SingleEpisodeSearchCriteria searchCriteria)
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{
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var pageableRequests = new List<IEnumerable<IndexerRequest>>();
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if (searchCriteria.Series.TvRageId > 0)
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{
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pageableRequests.AddIfNotNull(GetPagedRequests(MaxPages, Settings.Categories, "tvsearch",
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String.Format("&rid={0}&season={1}&ep={2}",
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searchCriteria.Series.TvRageId,
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searchCriteria.SeasonNumber,
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searchCriteria.EpisodeNumber)));
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}
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else
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{
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foreach (var queryTitle in searchCriteria.QueryTitles)
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{
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pageableRequests.AddIfNotNull(GetPagedRequests(MaxPages, Settings.Categories, "tvsearch",
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String.Format("&q={0}&season={1}&ep={2}",
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NewsnabifyTitle(queryTitle),
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searchCriteria.SeasonNumber,
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searchCriteria.EpisodeNumber)));
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}
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}
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return pageableRequests;
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}
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public virtual IList<IEnumerable<IndexerRequest>> GetSearchRequests(SeasonSearchCriteria searchCriteria)
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{
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var pageableRequests = new List<IEnumerable<IndexerRequest>>();
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if (searchCriteria.Series.TvRageId > 0)
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{
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pageableRequests.AddIfNotNull(GetPagedRequests(MaxPages, Settings.Categories, "tvsearch",
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String.Format("&rid={0}&season={1}",
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searchCriteria.Series.TvRageId,
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searchCriteria.SeasonNumber)));
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}
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else
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{
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foreach (var queryTitle in searchCriteria.QueryTitles)
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{
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pageableRequests.AddIfNotNull(GetPagedRequests(MaxPages, Settings.Categories, "tvsearch",
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String.Format("&q={0}&season={1}",
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NewsnabifyTitle(queryTitle),
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searchCriteria.SeasonNumber)));
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}
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}
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return pageableRequests;
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}
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public virtual IList<IEnumerable<IndexerRequest>> GetSearchRequests(DailyEpisodeSearchCriteria searchCriteria)
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{
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var pageableRequests = new List<IEnumerable<IndexerRequest>>();
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if (searchCriteria.Series.TvRageId > 0)
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{
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pageableRequests.AddIfNotNull(GetPagedRequests(MaxPages, Settings.Categories, "tvsearch",
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String.Format("&rid={0}&season={1:yyyy}&ep={1:MM}/{1:dd}",
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searchCriteria.Series.TvRageId,
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searchCriteria.AirDate)));
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}
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else
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{
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foreach (var queryTitle in searchCriteria.QueryTitles)
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{
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pageableRequests.AddIfNotNull(GetPagedRequests(MaxPages, Settings.Categories, "tvsearch",
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String.Format("&q={0}&season={1:yyyy}&ep={1:MM}/{1:dd}",
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NewsnabifyTitle(queryTitle),
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searchCriteria.AirDate)));
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}
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}
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return pageableRequests;
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}
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public virtual IList<IEnumerable<IndexerRequest>> GetSearchRequests(AnimeEpisodeSearchCriteria searchCriteria)
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{
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var pageableRequests = new List<IEnumerable<IndexerRequest>>();
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foreach (var queryTitle in searchCriteria.QueryTitles)
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{
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pageableRequests.AddIfNotNull(GetPagedRequests(MaxPages, Settings.AnimeCategories, "search",
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String.Format("&q={0}+{1:00}",
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NewsnabifyTitle(queryTitle),
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searchCriteria.AbsoluteEpisodeNumber)));
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}
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return pageableRequests;
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}
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public virtual IList<IEnumerable<IndexerRequest>> GetSearchRequests(SpecialEpisodeSearchCriteria searchCriteria)
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{
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var pageableRequests = new List<IEnumerable<IndexerRequest>>();
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foreach (var queryTitle in searchCriteria.EpisodeQueryTitles)
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{
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var query = queryTitle.Replace('+', ' ');
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query = System.Web.HttpUtility.UrlEncode(query);
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pageableRequests.AddIfNotNull(GetPagedRequests(MaxPages, Settings.Categories.Concat(Settings.AnimeCategories), "search",
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String.Format("&q={0}",
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query)));
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}
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return pageableRequests;
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}
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private IEnumerable<IndexerRequest> GetPagedRequests(Int32 maxPages, IEnumerable<Int32> categories, String searchType, String parameters)
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{
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if (categories.Empty())
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{
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yield break;
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}
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var categoriesQuery = String.Join(",", categories.Distinct());
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var baseUrl = String.Format("{0}/api?t={1}&cat={2}&extended=1{3}", Settings.Url.TrimEnd('/'), searchType, categoriesQuery, Settings.AdditionalParameters);
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if (Settings.ApiKey.IsNotNullOrWhiteSpace())
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{
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baseUrl += "&apikey=" + Settings.ApiKey;
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}
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if (PageSize == 0)
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{
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yield return new IndexerRequest(String.Format("{0}{1}", baseUrl, parameters), HttpAccept.Rss);
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}
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else
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{
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for (var page = 0; page < maxPages; page++)
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{
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yield return new IndexerRequest(String.Format("{0}&offset={1}&limit={2}{3}", baseUrl, page * PageSize, PageSize, parameters), HttpAccept.Rss);
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}
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}
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}
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private static String NewsnabifyTitle(String title)
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{
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return title.Replace("+", "%20");
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}
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}
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}
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