public override IEnumerable <FileManagerFolder> GetFolders(FileManagerFolder parentFolder)
{
ArtsFileSystemItem artFolderItem = FindArtsFolderItem(parentFolder);
return(from artItem in FolderCache.Values
where artItem.IsFolder && artItem.ParentID == artFolderItem.ArtID
select new FileManagerFolder(this, parentFolder, artItem.Name, artItem.ArtID.ToString()));
}
public override IEnumerable <FileManagerFile> GetFiles(FileManagerFolder folder)
{
ArtsFileSystemItem artFolderItem = FindArtsFolderItem(folder);
return(from artItem in ArtsDataProvider.GetArts()
where !artItem.IsFolder && artItem.ParentID == artFolderItem.ArtID
select new FileManagerFile(this, folder, artItem.Name, artItem.ArtID.ToString()));
}
protected ArtsFileSystemItem FindArtsFileItem(FileManagerFile file)
{
ArtsFileSystemItem artsFolderItem = FindArtsFolderItem(file.Folder);
if (artsFolderItem == null)
{
return(null);
}
return(ArtsDataProvider.GetArts().FindAll(item => (int)item.ParentID == artsFolderItem.ArtID && !item.IsFolder && item.Name == file.Name).FirstOrDefault());
}
public static void DeleteArt(ArtsFileSystemItem art)
{
if (art.IsFolder)
{
List <ArtsFileSystemItem> childFolders = GetArts().FindAll(item => item.IsFolder && item.ParentID == art.ArtID);
if (childFolders != null)
{
foreach (ArtsFileSystemItem childFolder in childFolders)
{
DeleteArt(childFolder);
}
}
}
GetArts().Remove(art);
}
protected string GetRelativeName(ArtsFileSystemItem artFolderItem)
{
if (artFolderItem.ArtID == ArtsRootItemID)
{
return(string.Empty);
}
if (artFolderItem.ParentID == ArtsRootItemID)
{
return(artFolderItem.Name);
}
if (!FolderCache.ContainsKey((int)artFolderItem.ParentID))
{
return(null);
}
string name = GetRelativeName(FolderCache[(int)artFolderItem.ParentID]);
return(name == null ? null : Path.Combine(name, artFolderItem.Name));
}
public static void InsertArt(ArtsFileSystemItem newArt)
{
newArt.ArtID = GetNewArtID();
GetArts().Add(newArt);
}
public static void UpdateArt(ArtsFileSystemItem art, Action <ArtsFileSystemItem> update)
{
update(art);
}
