public static NumberOfFiles GetFilesNumber(DirectoryInfo directory, NumberOfFiles numberOfFiles)
{
var files = directory.GetFiles();
if (files.Length > 0)
{
numberOfFiles.SmallSize += files.Count(f => f.Length <= 10485760);
numberOfFiles.MiddleSize += files.Count(f => f.Length > 10485760 && f.Length <= 104857600);
numberOfFiles.LargeSize += files.Count(f => f.Length > 104857600);
}
var subDirectories = directory.GetDirectories();
if (subDirectories.Length > 0)
{
foreach (var subdir in subDirectories)
{
try
{
GetFilesNumber(subdir, numberOfFiles);
}
catch (UnauthorizedAccessException)
{
continue;
}
}
}
return(numberOfFiles);
}
public static Folder BuildTree(FileSystemContext db, Guid id)
{
List <FileSystemItem> items = new List <FileSystemItem>();
Folder folder;
if (id == Guid.Empty)
{
IEnumerable <DriveInfo> drives = DriveInfo.GetDrives().ToList().Where(d => d.IsReady);
NumberOfFiles numberOfFiles = new NumberOfFiles();
foreach (var driver in drives)
{
FileSystemItem fileSystemItem = new FileSystemItem
{
Id = Guid.NewGuid(),
FolderId = id,
Name = driver.RootDirectory.FullName,
Path = driver.RootDirectory.FullName,
FileSystemItemType = FileSystemItemType.Folder
};
items.Add(fileSystemItem);
var number = GetFilesNumber(driver.RootDirectory, new NumberOfFiles());
numberOfFiles.SmallSize += number.SmallSize;
numberOfFiles.MiddleSize += number.MiddleSize;
numberOfFiles.LargeSize += number.LargeSize;
}
folder = new Folder
{
Id = Guid.NewGuid(),
ParentId = id,
FileSystemItems = items,
FullName = "My Computer",
NumberOfFiles = numberOfFiles
};
db.Folders.Add(folder);
db.SaveChanges();
return(folder);
}
FileSystemItem item = db.FileSystemItems.Find(id);
DirectoryInfo directory = new DirectoryInfo(item.Path);
try
{
var subDirectories = directory.GetDirectories();
if (subDirectories.Count() > 0)
{
foreach (var dir in subDirectories)
{
FileSystemItem subDir = new FileSystemItem
{
Id = Guid.NewGuid(),
FolderId = id,
Name = dir.Name,
Path = dir.FullName,
FileSystemItemType = FileSystemItemType.Folder
};
items.Add(subDir);
}
}
var files = directory.GetFiles();
if (files.Count() > 0)
{
foreach (var file in files)
{
FileSystemItem fsi = new FileSystemItem
{
Id = Guid.NewGuid(),
FolderId = id,
Name = file.Name,
Path = file.DirectoryName,
FileSystemItemType = FileSystemItemType.File
};
items.Add(fsi);
}
}
folder = new Folder
{
Id = id,
ParentId = item.FolderId,
FileSystemItems = items,
FullName = directory.FullName,
NumberOfFiles = GetFilesNumber(directory, new NumberOfFiles())
};
}
catch (UnauthorizedAccessException)
{
folder = new Folder
{
Id = id,
ParentId = item.FolderId,
FileSystemItems = items,
FullName = "Unauthorized",
NumberOfFiles = new NumberOfFiles()
};
}
db.Folders.Add(folder);
db.SaveChanges();
return(folder);
}