diff --git a/Emby.Naming/Common/NamingOptions.cs b/Emby.Naming/Common/NamingOptions.cs index 07259e00a1..41060426fa 100644 --- a/Emby.Naming/Common/NamingOptions.cs +++ b/Emby.Naming/Common/NamingOptions.cs @@ -182,8 +182,7 @@ namespace Emby.Naming.Common CleanStrings = new[] { - @"[ _\,\.\(\)\[\]\-](HDR|HDC|UHD|UltraHD|4k|ac3|dts|custom|dc|divx|divx5|dsr|dsrip|dutch|dvd|dvdrip|dvdscr|dvdscreener|screener|dvdivx|cam|fragment|fs|hdtv|hdrip|hdtvrip|internal|limited|multisubs|ntsc|ogg|ogm|pal|pdtv|proper|repack|rerip|retail|cd[1-9]|r3|r5|bd5|se|svcd|swedish|german|read.nfo|nfofix|unrated|ws|telesync|ts|telecine|tc|brrip|bdrip|480p|480i|576p|576i|720p|720i|1080p|1080i|2160p|hrhd|hrhdtv|hddvd|bluray|x264|h264|xvid|xvidvd|xxx|www.www|\[.*\])([ _\,\.\(\)\[\]\-]|$)", - @"[ _\,\.\(\)\[\]\-](3d|sbs|tab|hsbs|htab|mvc|\[.*\])([ _\,\.\(\)\[\]\-]|$)", + @"[ _\,\.\(\)\[\]\-](3d|sbs|tab|hsbs|htab|mvc|HDR|HDC|UHD|UltraHD|4k|ac3|dts|custom|dc|divx|divx5|dsr|dsrip|dutch|dvd|dvdrip|dvdscr|dvdscreener|screener|dvdivx|cam|fragment|fs|hdtv|hdrip|hdtvrip|internal|limited|multisubs|ntsc|ogg|ogm|pal|pdtv|proper|repack|rerip|retail|cd[1-9]|r3|r5|bd5|se|svcd|swedish|german|read.nfo|nfofix|unrated|ws|telesync|ts|telecine|tc|brrip|bdrip|480p|480i|576p|576i|720p|720i|1080p|1080i|2160p|hrhd|hrhdtv|hddvd|bluray|x264|h264|xvid|xvidvd|xxx|www.www|\[.*\])([ _\,\.\(\)\[\]\-]|$)", @"(\[.*\])" }; diff --git a/Emby.Naming/Video/CleanDateTimeParser.cs b/Emby.Naming/Video/CleanDateTimeParser.cs index 9723fb71a3..8638dddd42 100644 --- a/Emby.Naming/Video/CleanDateTimeParser.cs +++ b/Emby.Naming/Video/CleanDateTimeParser.cs @@ -1,8 +1,8 @@ #pragma warning disable CS1591 #pragma warning disable SA1600 +#nullable enable using System.Globalization; -using System.Linq; using System.Text.RegularExpressions; using Emby.Naming.Common; @@ -21,14 +21,28 @@ namespace Emby.Naming.Video } public CleanDateTimeResult Clean(string name) - => _options.CleanDateTimeRegexes.Select(i => Clean(name, i)) - .FirstOrDefault(i => i.HasChanged) ?? - new CleanDateTimeResult { Name = name }; - - private static CleanDateTimeResult Clean(string name, Regex expression) { - var result = new CleanDateTimeResult(); + var regexes = _options.CleanDateTimeRegexes; + var len = regexes.Length; + CleanDateTimeResult result = new CleanDateTimeResult(name); + if (len == 0) + { + return result; + } + + for (int i = 0; i < len; i++) + { + if (TryClean(name, regexes[i], ref result)) + { + return result; + } + } + return result; + } + + private static bool TryClean(string name, Regex expression, ref CleanDateTimeResult result) + { var match = expression.Match(name); if (match.Success @@ -37,13 +51,11 @@ namespace Emby.Naming.Video && match.Groups[2].Success && int.TryParse(match.Groups[2].Value, NumberStyles.Integer, CultureInfo.InvariantCulture, out var year)) { - name = match.Groups[1].Value.TrimEnd(); - result.Year = year; - result.HasChanged = true; + result = new CleanDateTimeResult(match.Groups[1].Value.TrimEnd(), year); + return true; } - result.Name = name; - return result; + return false; } } } diff --git a/Emby.Naming/Video/CleanDateTimeResult.cs b/Emby.Naming/Video/CleanDateTimeResult.cs index a7581972e4..73a445612b 100644 --- a/Emby.Naming/Video/CleanDateTimeResult.cs +++ b/Emby.Naming/Video/CleanDateTimeResult.cs @@ -1,26 +1,33 @@ #pragma warning disable CS1591 #pragma warning disable SA1600 +#nullable enable namespace Emby.Naming.Video { - public class CleanDateTimeResult + public readonly struct CleanDateTimeResult { + public CleanDateTimeResult(string name, int? year) + { + Name = name; + Year = year; + } + + public CleanDateTimeResult(string name) + { + Name = name; + Year = null; + } + /// - /// Gets or sets the name. + /// Gets the name. /// /// The name. - public string Name { get; set; } + public string Name { get; } /// - /// Gets or sets the year. + /// Gets the year. /// /// The year. - public int? Year { get; set; } - - /// - /// Gets or sets a value indicating whether this instance has changed. - /// - /// true if this instance has changed; otherwise, false. - public bool HasChanged { get; set; } + public int? Year { get; } } } diff --git a/Emby.Naming/Video/CleanStringParser.cs b/Emby.Naming/Video/CleanStringParser.cs index fe2a91bdb9..b7b65d8228 100644 --- a/Emby.Naming/Video/CleanStringParser.cs +++ b/Emby.Naming/Video/CleanStringParser.cs @@ -1,6 +1,8 @@ #pragma warning disable CS1591 #pragma warning disable SA1600 +#nullable enable +using System; using System.Collections.Generic; using System.Text.RegularExpressions; @@ -11,42 +13,33 @@ namespace Emby.Naming.Video /// public static class CleanStringParser { - public static CleanStringResult Clean(string name, IEnumerable expressions) + public static bool TryClean(string name, IReadOnlyList expressions, out ReadOnlySpan newName) { - var hasChanged = false; - - foreach (var exp in expressions) + var len = expressions.Count; + for (int i = 0; i < len; i++) { - var result = Clean(name, exp); - - if (!string.IsNullOrEmpty(result.Name)) + if (TryClean(name, expressions[i], out newName)) { - name = result.Name; - hasChanged = hasChanged || result.HasChanged; + return true; } } - return new CleanStringResult - { - Name = name, - HasChanged = hasChanged - }; + newName = ReadOnlySpan.Empty; + return false; } - private static CleanStringResult Clean(string name, Regex expression) + private static bool TryClean(string name, Regex expression, out ReadOnlySpan newName) { - var result = new CleanStringResult(); - var match = expression.Match(name); - - if (match.Success) + int index = match.Index; + if (match.Success && index != 0) { - result.HasChanged = true; - name = name.Substring(0, match.Index); + newName = name.AsSpan().Slice(0, match.Index); + return true; } - result.Name = name; - return result; + newName = string.Empty; + return false; } } } diff --git a/Emby.Naming/Video/CleanStringResult.cs b/Emby.Naming/Video/CleanStringResult.cs deleted file mode 100644 index 786fe9e028..0000000000 --- a/Emby.Naming/Video/CleanStringResult.cs +++ /dev/null @@ -1,20 +0,0 @@ -#pragma warning disable CS1591 -#pragma warning disable SA1600 - -namespace Emby.Naming.Video -{ - public class CleanStringResult - { - /// - /// Gets or sets the name. - /// - /// The name. - public string Name { get; set; } - - /// - /// Gets or sets a value indicating whether this instance has changed. - /// - /// true if this instance has changed; otherwise, false. - public bool HasChanged { get; set; } - } -} diff --git a/Emby.Naming/Video/VideoResolver.cs b/Emby.Naming/Video/VideoResolver.cs index 97f59121b1..76e0a5a0ec 100644 --- a/Emby.Naming/Video/VideoResolver.cs +++ b/Emby.Naming/Video/VideoResolver.cs @@ -94,9 +94,10 @@ namespace Emby.Naming.Video { var cleanDateTimeResult = CleanDateTime(name); - if (extraResult.ExtraType == null) + if (extraResult.ExtraType == null + && TryCleanString(cleanDateTimeResult.Name, out ReadOnlySpan newName)) { - name = CleanString(cleanDateTimeResult.Name).Name; + name = newName.ToString(); } year = cleanDateTimeResult.Year; @@ -130,9 +131,9 @@ namespace Emby.Naming.Video return _options.StubFileExtensions.Contains(extension, StringComparer.OrdinalIgnoreCase); } - public CleanStringResult CleanString(string name) + public bool TryCleanString(string name, out ReadOnlySpan newName) { - return CleanStringParser.Clean(name, _options.CleanStringRegexes); + return CleanStringParser.TryClean(name, _options.CleanStringRegexes, out newName); } public CleanDateTimeResult CleanDateTime(string name) diff --git a/tests/Jellyfin.Naming.Tests/Video/CleanStringTests.cs b/tests/Jellyfin.Naming.Tests/Video/CleanStringTests.cs index 7c3270ebcc..fde06c5a17 100644 --- a/tests/Jellyfin.Naming.Tests/Video/CleanStringTests.cs +++ b/tests/Jellyfin.Naming.Tests/Video/CleanStringTests.cs @@ -1,4 +1,5 @@ -using Emby.Naming.Common; +using System; +using Emby.Naming.Common; using Emby.Naming.Video; using Xunit; @@ -30,8 +31,15 @@ namespace Jellyfin.Naming.Tests.Video // FIXME: [InlineData("After The Sunset - [0004].mkv", "After The Sunset")] public void CleanStringTest(string input, string expectedName) { - var result = new VideoResolver(_namingOptions).CleanString(input); - Assert.Equal(expectedName, result.Name); + if (new VideoResolver(_namingOptions).TryCleanString(input, out ReadOnlySpan newName)) + { + // TODO: compare spans when XUnit supports it + Assert.Equal(expectedName, newName.ToString()); + } + else + { + Assert.Equal(expectedName, input); + } } } }