142 lines
4.4 KiB
C#
142 lines
4.4 KiB
C#
#pragma warning disable CS1591
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#pragma warning disable SA1600
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#nullable enable
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using System;
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using System.IO;
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using System.Linq;
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using Emby.Naming.Common;
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namespace Emby.Naming.Video
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{
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public class VideoResolver
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{
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private readonly NamingOptions _options;
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public VideoResolver(NamingOptions options)
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{
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_options = options;
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}
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/// <summary>
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/// Resolves the directory.
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/// </summary>
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/// <param name="path">The path.</param>
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/// <returns>VideoFileInfo.</returns>
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public VideoFileInfo? ResolveDirectory(string path)
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{
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return Resolve(path, true);
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}
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/// <summary>
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/// Resolves the file.
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/// </summary>
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/// <param name="path">The path.</param>
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/// <returns>VideoFileInfo.</returns>
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public VideoFileInfo? ResolveFile(string path)
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{
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return Resolve(path, false);
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}
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/// <summary>
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/// Resolves the specified path.
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/// </summary>
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/// <param name="path">The path.</param>
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/// <param name="isDirectory">if set to <c>true</c> [is folder].</param>
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/// <param name="parseName">Whether or not the name should be parsed for info.</param>
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/// <returns>VideoFileInfo.</returns>
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/// <exception cref="ArgumentNullException"><c>path</c> is <c>null</c>.</exception>
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public VideoFileInfo? Resolve(string path, bool isDirectory, bool parseName = true)
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{
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if (string.IsNullOrEmpty(path))
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{
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throw new ArgumentNullException(nameof(path));
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}
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bool isStub = false;
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string? container = null;
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string? stubType = null;
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if (!isDirectory)
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{
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var extension = Path.GetExtension(path);
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// Check supported extensions
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if (!_options.VideoFileExtensions.Contains(extension, StringComparer.OrdinalIgnoreCase))
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{
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// It's not supported. Check stub extensions
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if (!StubResolver.TryResolveFile(path, _options, out stubType))
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{
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return null;
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}
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isStub = true;
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}
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container = extension.TrimStart('.');
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}
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var flags = new FlagParser(_options).GetFlags(path);
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var format3DResult = new Format3DParser(_options).Parse(flags);
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var extraResult = new ExtraResolver(_options).GetExtraInfo(path);
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var name = isDirectory
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? Path.GetFileName(path)
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: Path.GetFileNameWithoutExtension(path);
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int? year = null;
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if (parseName)
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{
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var cleanDateTimeResult = CleanDateTime(name);
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if (extraResult.ExtraType == null
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&& TryCleanString(cleanDateTimeResult.Name, out ReadOnlySpan<char> newName))
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{
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name = newName.ToString();
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}
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year = cleanDateTimeResult.Year;
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}
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return new VideoFileInfo
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{
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Path = path,
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Container = container,
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IsStub = isStub,
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Name = name,
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Year = year,
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StubType = stubType,
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Is3D = format3DResult.Is3D,
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Format3D = format3DResult.Format3D,
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ExtraType = extraResult.ExtraType,
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IsDirectory = isDirectory,
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ExtraRule = extraResult.Rule
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};
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}
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public bool IsVideoFile(string path)
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{
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var extension = Path.GetExtension(path) ?? string.Empty;
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return _options.VideoFileExtensions.Contains(extension, StringComparer.OrdinalIgnoreCase);
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}
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public bool IsStubFile(string path)
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{
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var extension = Path.GetExtension(path) ?? string.Empty;
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return _options.StubFileExtensions.Contains(extension, StringComparer.OrdinalIgnoreCase);
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}
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public bool TryCleanString(string name, out ReadOnlySpan<char> newName)
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{
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return CleanStringParser.TryClean(name, _options.CleanStringRegexes, out newName);
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}
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public CleanDateTimeResult CleanDateTime(string name)
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{
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return CleanDateTimeParser.Clean(name, _options.CleanDateTimeRegexes);
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}
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}
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}
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