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-rw-r--r--MediaBrowser.Server.Implementations/Library/LuceneSearchEngine.cs292
1 files changed, 0 insertions, 292 deletions
diff --git a/MediaBrowser.Server.Implementations/Library/LuceneSearchEngine.cs b/MediaBrowser.Server.Implementations/Library/LuceneSearchEngine.cs
deleted file mode 100644
index 2a3a4cdfd..000000000
--- a/MediaBrowser.Server.Implementations/Library/LuceneSearchEngine.cs
+++ /dev/null
@@ -1,292 +0,0 @@
-using MediaBrowser.Controller;
-using MediaBrowser.Controller.Entities;
-using MediaBrowser.Controller.Entities.Audio;
-using MediaBrowser.Controller.Library;
-using MediaBrowser.Model.Logging;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading.Tasks;
-
-namespace MediaBrowser.Server.Implementations.Library
-{
- /// <summary>
- /// Class LuceneSearchEngine
- /// http://www.codeproject.com/Articles/320219/Lucene-Net-ultra-fast-search-for-MVC-or-WebForms
- /// </summary>
- public class LuceneSearchEngine : ISearchEngine, IDisposable
- {
- private readonly ILibraryManager _libraryManager;
- private readonly ILogger _logger;
-
- public LuceneSearchEngine(IServerApplicationPaths serverPaths, ILogManager logManager, ILibraryManager libraryManager)
- {
- _libraryManager = libraryManager;
-
- _logger = logManager.GetLogger("Lucene");
- }
-
- public void Dispose()
- {
- }
-
- /// <summary>
- /// Gets the search hints.
- /// </summary>
- /// <param name="inputItems">The input items.</param>
- /// <param name="searchTerm">The search term.</param>
- /// <returns>IEnumerable{SearchHintResult}.</returns>
- /// <exception cref="System.ArgumentNullException">searchTerm</exception>
- public Task<IEnumerable<SearchHintInfo>> GetSearchHints(IEnumerable<BaseItem> inputItems, string searchTerm)
- {
- if (string.IsNullOrEmpty(searchTerm))
- {
- throw new ArgumentNullException("searchTerm");
- }
-
- var terms = GetWords(searchTerm);
-
- var hints = new List<Tuple<BaseItem, string, int>>();
-
- var items = inputItems.Where(i => !(i is MusicArtist)).ToList();
-
- // Add search hints based on item name
- hints.AddRange(items.Where(i => !string.IsNullOrEmpty(i.Name)).Select(item =>
- {
- var index = GetIndex(item.Name, searchTerm, terms);
-
- return new Tuple<BaseItem, string, int>(item, index.Item1, index.Item2);
- }));
-
- // Find artists
- var artists = _libraryManager.GetAllArtists(items)
- .ToList();
-
- foreach (var item in artists)
- {
- var index = GetIndex(item, searchTerm, terms);
-
- if (index.Item2 != -1)
- {
- try
- {
- var artist = _libraryManager.GetArtist(item);
-
- hints.Add(new Tuple<BaseItem, string, int>(artist, index.Item1, index.Item2));
- }
- catch (Exception ex)
- {
- _logger.ErrorException("Error getting {0}", ex, item);
- }
- }
- }
-
- // Find genres, from non-audio items
- var genres = items.Where(i => !(i is IHasMusicGenres) && !(i is Game))
- .SelectMany(i => i.Genres)
- .Where(i => !string.IsNullOrEmpty(i))
- .Distinct(StringComparer.OrdinalIgnoreCase)
- .ToList();
-
- foreach (var item in genres)
- {
- var index = GetIndex(item, searchTerm, terms);
-
- if (index.Item2 != -1)
- {
- try
- {
- var genre = _libraryManager.GetGenre(item);
-
- hints.Add(new Tuple<BaseItem, string, int>(genre, index.Item1, index.Item2));
- }
- catch (Exception ex)
- {
- _logger.ErrorException("Error getting {0}", ex, item);
- }
- }
- }
-
- // Find music genres
- var musicGenres = items.Where(i => i is IHasMusicGenres)
- .SelectMany(i => i.Genres)
- .Where(i => !string.IsNullOrEmpty(i))
- .Distinct(StringComparer.OrdinalIgnoreCase)
- .ToList();
-
- foreach (var item in musicGenres)
- {
- var index = GetIndex(item, searchTerm, terms);
-
- if (index.Item2 != -1)
- {
- try
- {
- var genre = _libraryManager.GetMusicGenre(item);
-
- hints.Add(new Tuple<BaseItem, string, int>(genre, index.Item1, index.Item2));
- }
- catch (Exception ex)
- {
- _logger.ErrorException("Error getting {0}", ex, item);
- }
- }
- }
-
- // Find music genres
- var gameGenres = items.OfType<Game>()
- .SelectMany(i => i.Genres)
- .Where(i => !string.IsNullOrEmpty(i))
- .Distinct(StringComparer.OrdinalIgnoreCase)
- .ToList();
-
- foreach (var item in gameGenres)
- {
- var index = GetIndex(item, searchTerm, terms);
-
- if (index.Item2 != -1)
- {
- try
- {
- var genre = _libraryManager.GetGameGenre(item);
-
- hints.Add(new Tuple<BaseItem, string, int>(genre, index.Item1, index.Item2));
- }
- catch (Exception ex)
- {
- _logger.ErrorException("Error getting {0}", ex, item);
- }
- }
- }
-
- // Find studios
- var studios = items.SelectMany(i => i.Studios)
- .Where(i => !string.IsNullOrEmpty(i))
- .Distinct(StringComparer.OrdinalIgnoreCase)
- .ToList();
-
- foreach (var item in studios)
- {
- var index = GetIndex(item, searchTerm, terms);
-
- if (index.Item2 != -1)
- {
- try
- {
- var studio = _libraryManager.GetStudio(item);
-
- hints.Add(new Tuple<BaseItem, string, int>(studio, index.Item1, index.Item2));
- }
- catch (Exception ex)
- {
- _logger.ErrorException("Error getting {0}", ex, item);
- }
- }
- }
-
- // Find persons
- var persons = items.SelectMany(i => i.People)
- .Select(i => i.Name)
- .Where(i => !string.IsNullOrEmpty(i))
- .Distinct(StringComparer.OrdinalIgnoreCase)
- .ToList();
-
- foreach (var item in persons)
- {
- var index = GetIndex(item, searchTerm, terms);
-
- if (index.Item2 != -1)
- {
- try
- {
- var person = _libraryManager.GetPerson(item);
-
- hints.Add(new Tuple<BaseItem, string, int>(person, index.Item1, index.Item2));
- }
- catch (Exception ex)
- {
- _logger.ErrorException("Error getting {0}", ex, item);
- }
- }
- }
-
- var returnValue = hints.Where(i => i.Item3 >= 0).OrderBy(i => i.Item3).Select(i => new SearchHintInfo
- {
- Item = i.Item1,
- MatchedTerm = i.Item2
- });
-
- return Task.FromResult(returnValue);
- }
-
- /// <summary>
- /// Gets the index.
- /// </summary>
- /// <param name="input">The input.</param>
- /// <param name="searchInput">The search input.</param>
- /// <param name="searchWords">The search input.</param>
- /// <returns>System.Int32.</returns>
- private Tuple<string, int> GetIndex(string input, string searchInput, List<string> searchWords)
- {
- if (string.IsNullOrEmpty(input))
- {
- throw new ArgumentNullException("input");
- }
-
- if (string.Equals(input, searchInput, StringComparison.OrdinalIgnoreCase))
- {
- return new Tuple<string, int>(searchInput, 0);
- }
-
- var index = input.IndexOf(searchInput, StringComparison.OrdinalIgnoreCase);
-
- if (index == 0)
- {
- return new Tuple<string, int>(searchInput, 1);
- }
- if (index > 0)
- {
- return new Tuple<string, int>(searchInput, 2);
- }
-
- var items = GetWords(input);
-
- for (var i = 0; i < searchWords.Count; i++)
- {
- var searchTerm = searchWords[i];
-
- for (var j = 0; j < items.Count; j++)
- {
- var item = items[j];
-
- if (string.Equals(item, searchTerm, StringComparison.OrdinalIgnoreCase))
- {
- return new Tuple<string, int>(searchTerm, 3 + (i + 1) * (j + 1));
- }
-
- index = item.IndexOf(searchTerm, StringComparison.OrdinalIgnoreCase);
-
- if (index == 0)
- {
- return new Tuple<string, int>(searchTerm, 4 + (i + 1) * (j + 1));
- }
- if (index > 0)
- {
- return new Tuple<string, int>(searchTerm, 5 + (i + 1) * (j + 1));
- }
- }
- }
- return new Tuple<string, int>(null, -1);
- }
-
- /// <summary>
- /// Gets the words.
- /// </summary>
- /// <param name="term">The term.</param>
- /// <returns>System.String[][].</returns>
- private List<string> GetWords(string term)
- {
- return term.Split().Where(i => !string.IsNullOrWhiteSpace(i)).ToList();
- }
- }
-}
generated by cgit v1.2.3 (git 2.46.0) at 2025-12-07 13:49:26 +0000