public NtStatus FindFilesWithPattern(string fileName, string searchPattern, out IList <FileInformation> files,
IDokanFileInfo info)
{
if (!IsNormalFile(fileName, info, out var cachedDir))
{
files = _containerClient
.GetBlobsByHierarchy(
prefix: cachedDir.BlobClient.Name.Replace(BlobFile.DirectoryFileName, string.Empty))
.Where(f => !f.Blob.Name.EndsWith(
$"{BlobFile.DefaultDirectorySeparator}{BlobFile.DirectoryFileName}") &&
DokanHelper.DokanIsNameInExpression(searchPattern, fileName, true))
.Select(f =>
{
var fi = new FileInformation();
fi.FileName = BlobFile.GetFileName(f.Blob.Name);
fi.Attributes = f.Blob.Name.EndsWith(BlobFile.DefaultDirectorySeparator)
? FileAttributes.Directory
: FileAttributes.Normal;
if (f.Blob.Properties.ContentLength.HasValue)
{
fi.Length = f.Blob.Properties.ContentLength.Value;
}
if (f.Blob.Properties.CreatedOn.HasValue)
{
fi.CreationTime = f.Blob.Properties.CreatedOn.Value.LocalDateTime;
}
if (f.Blob.Properties.LastModified != null)
{
fi.LastAccessTime = f.Blob.Properties.LastModified.Value.LocalDateTime;
fi.LastWriteTime = f.Blob.Properties.LastModified.Value.LocalDateTime;
}
return(fi);
})
.ToList();
return(DokanResult.Success);
}
files = new List <FileInformation>();
return(DokanResult.FileNotFound);
}
private bool IsNormalFile(string fileName, IDokanFileInfo info, out BlobFile cachedFile)
{
cachedFile = _cached.GetOrAdd(fileName, fn => new BlobFile(_containerClient, fn, info, _cacheDirectory));
return(cachedFile.IsNormalFile);
}
public NtStatus GetFileInformation(string fileName, out FileInformation fileInfo, IDokanFileInfo info)
{
var isFile = IsNormalFile(fileName, info, out var file);
if (file.Exists())
{
var properties = file.BlobClient.GetProperties();
fileInfo = new FileInformation
{
Attributes = isFile ? FileAttributes.Normal : FileAttributes.Directory,
Length = properties.Value.ContentLength,
CreationTime = properties.Value.CreatedOn.LocalDateTime, FileName = BlobFile.GetFileName(fileName),
LastAccessTime = properties.Value.LastModified.LocalDateTime,
LastWriteTime = properties.Value.LastModified.LocalDateTime
};
return(DokanResult.Success);
}
fileInfo = new FileInformation();
return(DokanResult.AccessDenied);
}
