private static void SetFileInformation(FileInfo fi, FileInformation fileInfo)
{
fileInfo.CreatedDate = fi.CreationTimeUtc;
fileInfo.Hash = fi.Length < 2000000000 ? HelperMethods.ComputeShaHash(fi.FullName) : "NONE";
fileInfo.LastWriteDate = fi.LastWriteTimeUtc;
fileInfo.Length = fi.Length;
}
private static void ProcessFolder(SQLiteConnection db, DriveInformation drive, List<string> arrHeaders, DirectoryInfo directory)
{
try {
if (!directory.Exists)
return;
if (IgnoreFolder(directory)) {
return;
}
//go get the cached items for the folder.
var directoryId = DatabaseLookups.GetDirectoryId(db, drive, directory);
var cmd = db.CreateCommand("Select * from " + typeof(FileInformation).Name + " Where DriveId = ? AND DirectoryId = ?", drive.DriveId, directoryId);
var databaseFiles = cmd.ExecuteQuery<FileInformation>();
//obtain the file metadata for all of the files in the directory so we can determine if we care about this folder.
var processList = GetFilesToProcess(databaseFiles, arrHeaders, directory);
if (processList.Count > 0) {
db.BeginTransaction();
Shell32.Shell shell = new Shell32.Shell();
Shell32.Folder folder = shell.NameSpace(directory.FullName);
foreach (var item in processList) {
try {
var fi = item.FileInfo;
var headerList = new List<FileAttributeInformation>();
for (int i = 0; i < arrHeaders.Count; i++) {
var header = arrHeaders[i];
if (!IgnoreHeader(header)) {
var value = folder.GetDetailsOf(item.FolderItem, i);
if (!string.IsNullOrWhiteSpace(value)) {
headerList.Add(new FileAttributeInformation() {
AttributeId = DatabaseLookups.GetAttributeId(db, header),
Value = value
});
}
}
}
//this should have been already checked but we want to be safe.
if (fi.Exists) {
var fileInfo = databaseFiles.FirstOrDefault(info => info.FileName.Equals(fi.Name, StringComparison.OrdinalIgnoreCase));
if (fileInfo == null) {
fileInfo = new FileInformation() {
DriveId = drive.DriveId,
DirectoryId = directoryId,
FileName = fi.Name
};
SetFileInformation(fi, fileInfo);
db.Insert(fileInfo);
Console.WriteLine("Inserted:" + fi.FullName);
}
else {
SetFileInformation(fi, fileInfo);
db.Update(fileInfo);
var deleteCount = db.Execute("Delete from " + typeof(FileAttributeInformation).Name + " WHERE FileId = ?", fileInfo.FileId);
Console.WriteLine("Changed:" + fi.FullName);
}
//save the headers
headerList.ForEach(hl => hl.FileId = fileInfo.FileId);
db.InsertAll(headerList);
}
}
catch (Exception ex) {
Console.WriteLine(ex.ToString());
}
}
db.Commit();
}
//see if we have any additional folders. If we get access denied it will throw an error
try {
foreach (var subDirectory in directory.GetDirectories()) {
ProcessFolder(db, drive, arrHeaders, subDirectory);
}
}
catch (Exception ex) {
Console.WriteLine(ex.ToString());
}
}
catch (UnauthorizedAccessException) {
}
catch (Exception ex) {
Console.WriteLine(ex.ToString());
}
}
