Small WebDav fixes

Author: d2dyno1

SecureFolderFS.Core.WebDav/EncryptingStorage/EncryptingDavFolder.cs

@@ -1,11 +1,15 @@
 using SecureFolderFS.Core.FileSystem.Directories;
+using SecureFolderFS.Core.FileSystem.Helpers;
 using SecureFolderFS.Core.FileSystem.Paths;
 using SecureFolderFS.Core.FileSystem.Streams;
 using SecureFolderFS.Core.WebDav.Storage;
 using SecureFolderFS.Sdk.Storage;
+using SecureFolderFS.Sdk.Storage.Enums;
 using SecureFolderFS.Sdk.Storage.LocatableStorage;
 using SecureFolderFS.Sdk.Storage.ModifiableStorage;
 using System;
+using System.Collections.Generic;
+using System.Runtime.CompilerServices;
 using System.Security.Cryptography;
 using System.Threading;
 using System.Threading.Tasks;
@@ -30,6 +34,22 @@ public EncryptingDavFolder(TCapability inner, IStreamsAccess streamsAccess, IPat
             _directoryIdAccess = directoryIdAccess;
         }
 
+        /// <inheritdoc/>
+        public override async IAsyncEnumerable<IStorable> GetItemsAsync(StorableKind kind = StorableKind.All, [EnumeratorCancellation] CancellationToken cancellationToken = default)
+        {
+            await foreach (var item in Inner.GetItemsAsync(kind, cancellationToken))
+            {
+                if (PathHelpers.IsCoreFile(item.Name))
+                    continue;
+
+                if (item is IFile file)
+                    yield return NewFile(file);
+
+                if (item is IFolder folder)
+                    yield return NewFolder(folder);
+            }
+        }
+
         /// <inheritdoc/>
         public override async Task<IFolder> CreateFolderAsync(string desiredName, bool overwrite = default, CancellationToken cancellationToken = default)
         {
@@ -49,6 +69,7 @@ public override async Task<IFolder> CreateFolderAsync(string desiredName, bool o
             return NewFolder(folder);
         }
 
+        /// <inheritdoc/>
         public override Task<IStorable> CreateCopyOfAsync(IStorable itemToCopy, bool overwrite = default, CancellationToken cancellationToken = default)
         {
             // TODO: When copying, directory ID should be updated as well

SecureFolderFS.Core.WebDav/EncryptingStorage2/EncryptingDiskStoreCollection.cs

@@ -13,6 +13,7 @@
 using System.Xml.Linq;
 using NWebDav.Server;
 using NWebDav.Server.Stores;
+using SecureFolderFS.Core.FileSystem.Helpers;
 using SecureFolderFS.Core.FileSystem.Paths;
 using SecureFolderFS.Core.FileSystem.Streams;
 
@@ -182,11 +183,21 @@ IEnumerable<IStoreItem> GetItemsInternal()
             {
                 // Add all directories
                 foreach (var subDirectory in _directoryInfo.GetDirectories())
+                {
+                    if (PathHelpers.IsCoreFile(subDirectory.Name))
+                        continue;
+
                     yield return new EncryptingDiskStoreCollection(LockingManager, subDirectory, IsWritable, _streamsAccess, _pathConverter);
+                }
 
                 // Add all files
                 foreach (var file in _directoryInfo.GetFiles())
+                {
+                    if (PathHelpers.IsCoreFile(file.Name))
+                        continue;
+                    
                     yield return new EncryptingDiskStoreItem(LockingManager, file, IsWritable, _streamsAccess, _pathConverter);
+                }
             }
 
             return Task.FromResult(GetItemsInternal());