public HResult GetDirectoryEnumerationCallback(int commandId, Guid enumerationId, string filterFileName, bool restartScan, IDirectoryEnumerationResults result)
{
if (!_activeEnumerations.TryGetValue(enumerationId, out var enumerator))
{
return(HResult.InternalError);
}
if (restartScan)
{
enumerator.Reset();
}
var entryAdded = false;
var hr = HResult.Ok;
while (enumerator.MoveNext())
{
var file = enumerator.Current;
var filename = Path.GetFileName(file.FullName);
if (FilenameMatchesFilter(filename, filterFileName) && result.Add(filename, file.Length, file.IsDirectory, file.IsDirectory ? FileAttributes.Directory : FileAttributes.Normal, DateTime.MinValue, file.LastAccessTime, file.LastWriteTime, file.LastWriteTime))
{
entryAdded = true;
}
else
{
hr = entryAdded ? HResult.Ok : HResult.InsufficientBuffer;
break;
}
}
return(hr);
}
public HResult GetDirectoryEnumerationCallback(int commandId, Guid enumerationId, string filterFileName, bool restartScan, IDirectoryEnumerationResults enumResult)
{
if (!enumerations.TryGetValue(enumerationId, out FileEnumeration enumeration))
{
return(HResult.InternalError);
}
if (restartScan)
{
enumeration.Reset();
}
if (restartScan || enumeration.Filter == null)
{
enumeration.Filter = filterFileName ?? "";
}
enumeration.MoveNext();
bool added = false;
while (enumeration.Valid)
{
PakFileSystemInfo fileInfo = enumeration.Current;
if (enumResult.Add(
fileName: string.IsNullOrWhiteSpace(fileInfo.Name) ? "REPLACEME" : fileInfo.Name,
fileSize: fileInfo.Size,
isDirectory: fileInfo is PakDirectoryInfo,
fileAttributes: fileInfo.Attributes,
creationTime: DateTime.Now,
lastAccessTime: DateTime.Now,
lastWriteTime: DateTime.Now,
changeTime: DateTime.Now))
{
added = true;
enumeration.MoveNext();
}
else
{
return(added ? HResult.Ok : HResult.InsufficientBuffer);
}
}
return(HResult.Ok);
}
internal HResult GetDirectoryEnumerationCallback(
int commandId,
Guid enumerationId,
string filterFileName,
bool restartScan,
IDirectoryEnumerationResults enumResult)
{
Log.Information("----> GetDirectoryEnumerationCallback filterFileName [{Filter}]", filterFileName);
// Find the requested enumeration. It should have been put there by StartDirectoryEnumeration.
if (!this.activeEnumerations.TryGetValue(enumerationId, out ActiveEnumeration enumeration))
{
return(HResult.InternalError);
}
if (restartScan)
{
// The caller is restarting the enumeration, so we reset our ActiveEnumeration to the
// first item that matches filterFileName. This also saves the value of filterFileName
// into the ActiveEnumeration, overwriting its previous value.
enumeration.RestartEnumeration(filterFileName);
}
else
{
// The caller is continuing a previous enumeration, or this is the first enumeration
// so our ActiveEnumeration is already at the beginning. TrySaveFilterString()
// will save filterFileName if it hasn't already been saved (only if the enumeration
// is restarting do we need to re-save filterFileName).
enumeration.TrySaveFilterString(filterFileName);
}
bool entryAdded = false;
HResult hr = HResult.Ok;
while (enumeration.IsCurrentValid)
{
ProjectedFileInfo fileInfo = enumeration.Current;
if (enumResult.Add(
fileName: fileInfo.Name,
fileSize: fileInfo.Size,
isDirectory: fileInfo.IsDirectory,
fileAttributes: fileInfo.Attributes,
creationTime: fileInfo.CreationTime,
lastAccessTime: fileInfo.LastAccessTime,
lastWriteTime: fileInfo.LastWriteTime,
changeTime: fileInfo.ChangeTime))
{
entryAdded = true;
enumeration.MoveNext();
}
else
{
if (entryAdded)
{
hr = HResult.Ok;
}
else
{
hr = HResult.InsufficientBuffer;
}
break;
}
}
Log.Information("<---- GetDirectoryEnumerationCallback {Result}", hr);
return(hr);
}
public HResult GetDirectoryEnumerationCallback(
int commandId,
Guid enumerationId,
string filterFileName,
bool restartScan,
IDirectoryEnumerationResults results)
{
Console.WriteLine($"GetDiretoryEnumeration: {enumerationId}, {filterFileName}");
try
{
ActiveEnumeration activeEnumeration = null;
if (!this.activeEnumerations.TryGetValue(enumerationId, out activeEnumeration))
{
return(HResult.InternalError);
}
if (restartScan)
{
activeEnumeration.RestartEnumeration(filterFileName);
}
else
{
activeEnumeration.TrySaveFilterString(filterFileName);
}
bool entryAdded = false;
HResult result = HResult.Ok;
while (activeEnumeration.IsCurrentValid)
{
ProjectedFileInfo fileInfo = activeEnumeration.Current;
DateTime now = DateTime.UtcNow;
if (results.Add(
fileName: fileInfo.Name,
fileSize: fileInfo.IsDirectory ? 0 : fileInfo.Size,
isDirectory: fileInfo.IsDirectory,
fileAttributes: fileInfo.IsDirectory ? FileAttributes.Directory : FileAttributes.Archive,
creationTime: now,
lastAccessTime: now,
lastWriteTime: now,
changeTime: now))
{
entryAdded = true;
activeEnumeration.MoveNext();
}
else
{
result = entryAdded ? HResult.Ok : HResult.InsufficientBuffer;
break;
}
}
return(result);
}
catch (Win32Exception e)
{
return(HResultFromWin32(e.NativeErrorCode));
}
catch (Exception)
{
return(HResult.InternalError);
}
}