public static DirectoryInformation FindRecursive(string path)
{
var root = new DirectoryInformation
{
FullPath = Path.GetFullPath(path),
Name = Path.GetDirectoryName(path) ?? Path.GetFullPath(path)
};
List<FileInformation> fileList;
List<DirectoryInformation> directoryList;
path = path.TrimEnd('\\');
FindRecursive(path, root, out fileList, out directoryList);
root.DescendantFiles.AddRange(fileList);
root.DescendantFolders.AddRange(directoryList);
return root;
}
private static void ImportFiles(SQLiteConnection connection, DirectoryInformation rootFolder, IDictionary<string, long> folderMap)
{
using (var cmd = new SQLiteCommand(connection))
{
cmd.CommandText = "insert into Files (Name, FolderID, Size, CreateDate, LastWriteDate) VALUES (@name, @folder, @size, @createDate, @lastWriteDate);";
cmd.Parameters.Add("@name", DbType.String);
cmd.Parameters.Add("@folder", DbType.Int64);
cmd.Parameters.Add("@size", DbType.UInt64);
cmd.Parameters.Add("@createDate", DbType.DateTime);
cmd.Parameters.Add("@lastWriteDate", DbType.DateTime);
using (var tx = connection.BeginTransaction())
{
foreach (var file in rootFolder.DescendantFiles)
{
var parentId = GetFolderParent(file, folderMap);
CreateFile(cmd, file, parentId);
}
tx.Commit();
}
}
}
private static bool FindRecursive(string path, DirectoryInformation parent, out List<FileInformation> files, out List<DirectoryInformation> directories)
{
List<FileInformation> fileList = new List<FileInformation>();
List<DirectoryInformation> directoryList = new List<DirectoryInformation>();
IntPtr findHandle = INVALID_HANDLE_VALUE;
try
{
WIN32_FIND_DATAW findData;
findHandle = FindFirstFileW(path + @"\*", out findData);
if (findHandle != INVALID_HANDLE_VALUE)
{
do
{
if (findData.cFileName == "." || findData.cFileName == "..")
continue;
string fullPath = path + @"\" + findData.cFileName;
if (findData.dwFileAttributes.HasFlag(FileAttributes.System))
continue;
if (findData.dwFileAttributes.HasFlag(FileAttributes.Hidden))
continue;
if (findData.dwFileAttributes.HasFlag(FileAttributes.Directory) && !findData.dwFileAttributes.HasFlag(FileAttributes.ReparsePoint))
{
var subFolder = findData.ToDirectoryInformation(fullPath);
subFolder.Directory = parent;
parent.Folders.Add(subFolder);
directoryList.Add(subFolder);
List<FileInformation> subDirectoryFileList;
List<DirectoryInformation> subDirectoryDirectoryList;
if (FindRecursive(fullPath, subFolder, out subDirectoryFileList, out subDirectoryDirectoryList))
{
parent.DescendantFileSize += subFolder.DescendantFileSize;
fileList.AddRange(subDirectoryFileList);
directoryList.AddRange(subDirectoryDirectoryList);
subFolder.DescendantFiles.AddRange(subDirectoryFileList);
subFolder.DescendantFolders.AddRange(subDirectoryDirectoryList);
}
}
else if (!findData.dwFileAttributes.HasFlag(FileAttributes.Directory))
{
var fileInformation = findData.ToFileInformation(fullPath);
fileInformation.Directory = parent;
parent.Files.Add(fileInformation);
fileList.Add(fileInformation);
parent.FileSize += fileInformation.FileSize;
parent.DescendantFileSize += fileInformation.FileSize;
}
}
while (FindNextFile(findHandle, out findData));
}
}
catch (Exception exception)
{
Console.WriteLine("Caught exception while trying to enumerate a directory. {0}", exception);
if (findHandle != INVALID_HANDLE_VALUE)
FindClose(findHandle);
files = null;
directories = null;
return false;
}
if (findHandle != INVALID_HANDLE_VALUE)
FindClose(findHandle);
files = fileList;
directories = directoryList;
return true;
}
private static IDictionary<string, long> ImportFolders(SQLiteConnection connection, DirectoryInformation rootFolder)
{
IDictionary<string, long> folderMap = new Dictionary<string, long>();
using (var cmd = new SQLiteCommand(connection))
{
cmd.CommandText = "insert into Folders (Name, ParentID) VALUES (@name, @parent);";
cmd.Parameters.Add("@name", DbType.String);
cmd.Parameters.Add("@parent", DbType.Int64);
using (var tx = connection.BeginTransaction())
{
var id = CreateFolder(cmd, rootFolder.Name, null);
folderMap.Add(rootFolder.FullPath, id);
foreach (var folder in rootFolder.DescendantFolders)
{
var parentId = GetFolderParent(folder, folderMap);
var folderId = CreateFolder(cmd, folder.Name, parentId);
folderMap.Add(folder.FullPath, folderId);
}
tx.Commit();
}
}
return folderMap;
}