private void ProcessRenameNewName(PInvokeWin32.USN_RECORD usn, string volume, MyEverythingDB db)
{
// frn 没有改变
// newname = usn.FileName
// 根据usn.FRN可以从db中获取oldname
// db.update...
MyEverythingRecord newRecord = MyEverythingRecord.ParseUSN(usn);
string fullpath = newRecord.Name;
db.FindRecordPath(newRecord, ref fullpath, db.GetFolderSource(volume));
newRecord.FullPath = fullpath;
var oldRecord = db.FindByFrn(volume, usn.FRN);
string newname = newRecord.FullPath;
Debug.WriteLine(string.Format(">>>> RenameFile {0} to {1}", oldRecord.FullPath, newname));
db.UpdateRecord(volume, newRecord,
usn.IsFolder ? MyEverythingRecordType.Folder : MyEverythingRecordType.File);
if (RecordRenameEvent != null)
{
RecordRenameEvent(oldRecord, newRecord);
}
if (newname.Contains("$RECYCLE.BIN"))
{
Debug.WriteLine(string.Format(">>>> Means {0} moved to recycle.", oldRecord.FullPath));
}
}
public void BuildPath()
{
foreach (var pair in _volumes_files)
{
var fileRecords = pair.Value.Values.ToList();
var fldSource = _volumes_folders[pair.Key];
foreach (MyEverythingRecord file in fileRecords)
{
string fullpath = file.Name;
MyEverythingRecord fstDir = null;
if (fldSource.TryGetValue(file.ParentFrn, out fstDir))
{
if (fstDir.IsVolumeRoot) // 针对根目录下的文件
{
file.FullPath = string.Format("{0}{1}{2}", fstDir.Name, Path.DirectorySeparatorChar, fullpath);
}
else
{
FindRecordPath(fstDir, ref fullpath, fldSource);
file.FullPath = fullpath;
}
}
else
{
file.FullPath = fullpath;
}
}
}
}
public static void ConvertFrn2FullPath(List <MyEverythingRecord> fileRecords, Dictionary <ulong, MyEverythingRecord> dirSource)
{
foreach (MyEverythingRecord file in fileRecords)
{
string fullpath = file.Name;
MyEverythingRecord fstDir = null;
if (dirSource.TryGetValue(file.ParentFrn, out fstDir))
{
if (fstDir.IsVolumeRoot) // 针对根目录下的文件
{
file.FullPath = string.Format("{0}{1}{2}", fstDir.Name, Path.DirectorySeparatorChar, fullpath);
}
else
{
FindPath(fstDir, ref fullpath, dirSource);
file.FullPath = fullpath;
}
}
else
{
file.FullPath = fullpath;
//Console.WriteLine("Can't find {0}'s parent folder.", file.Name);
}
}
var t1 = fileRecords.Where(x => x.Name == "guestbook.js").FirstOrDefault();
}
public static void FillPath(string volume, MyEverythingRecord record, MyEverythingDB db)
{
if (record == null) return;
var fdSource = db.GetFolderSource(volume);
string fullpath = record.Name;
FindRecordPath(record, ref fullpath, fdSource);
record.FullPath = fullpath;
}
public void AddRecord(string volume, MyEverythingRecord record, MyEverythingRecordType type)
{
if (type == MyEverythingRecordType.File) {
CheckHashTableKey(_volumes_files, volume);
_volumes_files[volume].Add(record.FRN, record);
} else {
CheckHashTableKey(_volumes_folders, volume);
_volumes_folders[volume].Add(record.FRN, record);
}
}
public void UpdateRecord(string volume, MyEverythingRecord record, MyEverythingRecordType type)
{
if (type == MyEverythingRecordType.File)
{
RealUpdateRecord(volume, _volumes_files, record);
}
else
{
RealUpdateRecord(volume, _volumes_folders, record);
}
}
public static void FillPath(string volume, MyEverythingRecord record, MyEverythingDB db)
{
if (record == null)
{
return;
}
var fdSource = db.GetFolderSource(volume);
string fullpath = record.Name;
FindRecordPath(record, ref fullpath, fdSource);
record.FullPath = fullpath;
}
public void AddRecord(string volume, MyEverythingRecord record, MyEverythingRecordType type)
{
if (type == MyEverythingRecordType.File)
{
CheckHashTableKey(_volumes_files, volume);
_volumes_files[volume].Add(record.FRN, record);
}
else
{
CheckHashTableKey(_volumes_folders, volume);
_volumes_folders[volume].Add(record.FRN, record);
}
}
private void ProcessFileCreate(PInvokeWin32.USN_RECORD usn, string volume, MyEverythingDB db)
{
MyEverythingRecord record = MyEverythingRecord.ParseUSN(usn);
string fullpath = record.Name;
db.FindRecordPath(record, ref fullpath, db.GetFolderSource(volume));
record.FullPath = fullpath;
db.AddRecord(volume, record, usn.IsFolder ? MyEverythingRecordType.Folder : MyEverythingRecordType.File);
Debug.WriteLine(string.Format(">>>> NewFile: {0}", record.FullPath));
if (RecordAddedEvent != null)
{
RecordAddedEvent(record);
}
}
private static void FindRecordPath(MyEverythingRecord curRecord, ref string fullpath, Dictionary <ulong, MyEverythingRecord> fdSource)
{
if (curRecord.IsVolumeRoot)
{
return;
}
MyEverythingRecord nextRecord = null;
if (!fdSource.TryGetValue(curRecord.ParentFrn, out nextRecord))
{
return;
}
fullpath = string.Format("{0}{1}{2}", nextRecord.Name, Path.DirectorySeparatorChar, fullpath);
FindRecordPath(nextRecord, ref fullpath, fdSource);
}
public MyEverythingRecord FindByFrn(string volume, ulong frn)
{
if ((!_volumes_files.ContainsKey(volume)) || (!_volumes_folders.ContainsKey(volume)))
{
throw new Exception(string.Format("DB not contain the volume: {0}", volume));
}
MyEverythingRecord result = null;
_volumes_files[volume].TryGetValue(frn, out result);
if (result != null)
{
return(result);
}
_volumes_folders[volume].TryGetValue(frn, out result);
return(result);
}
private bool RealUpdateRecord(string volume, Dictionary<string, Dictionary<ulong, MyEverythingRecord>> source, MyEverythingRecord record)
{
if (source.ContainsKey(volume) && source[volume].ContainsKey(record.FRN)) {
source[volume][record.FRN] = record;
return true;
} else {
return false;
}
}
public void UpdateRecord(string volume, MyEverythingRecord record, MyEverythingRecordType type)
{
if (type == MyEverythingRecordType.File)
RealUpdateRecord(volume, _volumes_files, record);
else
RealUpdateRecord(volume, _volumes_folders, record);
}
private static void FindRecordPath(MyEverythingRecord curRecord, ref string fullpath, Dictionary<ulong, MyEverythingRecord> fdSource)
{
if (curRecord.IsVolumeRoot) return;
MyEverythingRecord nextRecord = null;
if (!fdSource.TryGetValue(curRecord.ParentFrn, out nextRecord))
return;
fullpath = string.Format("{0}{1}{2}", nextRecord.Name, Path.DirectorySeparatorChar, fullpath);
FindRecordPath(nextRecord, ref fullpath, fdSource);
}
private bool RealUpdateRecord(string volume, Dictionary <string, Dictionary <ulong, MyEverythingRecord> > source, MyEverythingRecord record)
{
if (source.ContainsKey(volume) && source[volume].ContainsKey(record.FRN))
{
source[volume][record.FRN] = record;
return(true);
}
else
{
return(false);
}
}
