mirror of
https://github.com/jellyfin/jellyfin.git
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87 lines
3.4 KiB
C#
87 lines
3.4 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using MediaBrowser.Controller.Resolvers;
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using MediaBrowser.Controller.Library;
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namespace MediaBrowser.Controller.IO
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{
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public static class FileSystemHelper
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{
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/// <summary>
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/// Transforms shortcuts into their actual paths and filters out items that should be ignored
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/// </summary>
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public static ItemResolveEventArgs FilterChildFileSystemEntries(ItemResolveEventArgs args, bool flattenShortcuts)
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{
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List<WIN32_FIND_DATA> returnChildren = new List<WIN32_FIND_DATA>();
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List<WIN32_FIND_DATA> resolvedShortcuts = new List<WIN32_FIND_DATA>();
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foreach (var file in args.FileSystemChildren)
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{
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// If it's a shortcut, resolve it
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if (Shortcut.IsShortcut(file.Path))
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{
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string newPath = Shortcut.ResolveShortcut(file.Path);
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WIN32_FIND_DATA newPathData = FileData.GetFileData(newPath);
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// Find out if the shortcut is pointing to a directory or file
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if (newPathData.IsDirectory)
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{
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// add to our physical locations
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args.AdditionalLocations.Add(newPath);
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// If we're flattening then get the shortcut's children
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if (flattenShortcuts)
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{
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returnChildren.Add(file);
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ItemResolveEventArgs newArgs = new ItemResolveEventArgs()
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{
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FileSystemChildren = FileData.GetFileSystemEntries(newPath, "*").ToArray()
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};
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resolvedShortcuts.AddRange(FilterChildFileSystemEntries(newArgs, false).FileSystemChildren);
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}
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else
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{
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returnChildren.Add(newPathData);
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}
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}
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else
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{
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returnChildren.Add(newPathData);
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}
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}
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else
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{
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//not a shortcut check to see if we should filter it out
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if (EntityResolutionHelper.ShouldResolvePath(file))
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{
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returnChildren.Add(file);
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}
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else
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{
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//filtered - see if it is one of our "indicator" folders and mark it now - no reason to search for it again
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args.IsBDFolder |= file.cFileName.Equals("bdmv", StringComparison.OrdinalIgnoreCase);
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args.IsDVDFolder |= file.cFileName.Equals("video_ts", StringComparison.OrdinalIgnoreCase);
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}
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}
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}
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if (resolvedShortcuts.Count > 0)
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{
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resolvedShortcuts.InsertRange(0, returnChildren);
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args.FileSystemChildren = resolvedShortcuts.ToArray();
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}
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else
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{
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args.FileSystemChildren = returnChildren.ToArray();
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}
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return args;
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}
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}
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}
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