public async void DeleteSelected()
{
if (this.SelectedItems.Count == 0)
{
return;
}
HubicDriveForm form = this.GetForm();
foreach (ListViewItem selectedItem in this.SelectedItems)
{
OSFile selectedFile = (OSFile)selectedItem.Tag;
form.GetConnectionStatus().SetStatus("Status: deleting file " + selectedFile.Name + "...", true);
string path = this.OSContainer.Name + "/" + selectedFile.Path;
if (!await OSAPI.DeleteObject(path))
{
MessageBox.Show("Failed deleting the file " + selectedFile.Name, "Communication error", MessageBoxButtons.OK, MessageBoxIcon.Error);
form.GetConnectionStatus().SetStatus("Status: connected");
return;
}
this.Items.Remove(selectedItem);
this.OSFolder.Files.Remove(selectedFile.Name);
form.GetConnectionStatus().SetStatus("Status: connected");
}
}
///
/// <summary>
/// Constructor of compressed file
/// </summary>
/// <param name="dataFilePath">path to the data file</param>
/// <param name="cipherKey">cipher key (if null, then no encryption is performed)</param>
/// <param name="indexFilePath">path to the index file</param>
/// <param name="parameters">file parameters</param>
///
public CompressedFile(string dataFilePath,
string cipherKey,
string indexFilePath,
FileParameters parameters)
: base(dataFilePath, parameters)
{
indexFile = new OSFile(indexFilePath, parameters);
if (cipherKey != null)
{
setKey(Encoding.Unicode.GetBytes(cipherKey));
}
if (!parameters.readOnly)
{
bitmapExtensionQuantum = (int)(parameters.fileExtensionQuantum >> (ALLOCATION_QUANTUM_LOG + 3));
bitmap = new byte[(int)(base.Length >> (ALLOCATION_QUANTUM_LOG + 3)) + bitmapExtensionQuantum];
bitmapPos = bitmapStart = Page.pageSize >> (ALLOCATION_QUANTUM_LOG + 3);
pageMap = new PageMap();
byte[] buf = new byte[8];
for (long indexPos = 0, indexSize = indexFile.Length; indexPos < indexSize; indexPos += 8)
{
indexFile.Read(indexPos, buf);
long pagePos = Bytes.unpack8(buf, 0);
long pageBitOffs = pagePos >> (Page.pageSizeLog + ALLOCATION_QUANTUM_LOG);
long pageBitSize = ((pagePos & (Page.pageSize - 1)) + ALLOCATION_QUANTUM) >> ALLOCATION_QUANTUM_LOG;
Bitmap.reserve(bitmap, pageBitOffs, pageBitSize);
}
}
}
private ReplicationMasterFile(ReplicationMasterStorageImpl storage, IFile file, string localhost, int port, string[] hosts, bool ack, String pageTimestampFilePath)
{
this.storage = storage;
this.file = file;
this.ack = ack;
this.localhost = localhost;
this.port = port;
mutex = new object();
replicas = new Replica[hosts.Length];
rcBuf = new byte[1];
nHosts = 0;
if (pageTimestampFilePath != null) {
FileParameters fileParameters = storage != null ? storage.fileParameters : new FileParameters(false, false, false, 1024*1024);
pageTimestampFile = new OSFile(pageTimestampFilePath, fileParameters);
long fileLength = pageTimestampFile.Length;
if (fileLength == 0) {
pageTimestamps = new int[InitPageTimestampsLength];
} else {
pageTimestamps = new int[(int)(fileLength/4)];
byte[] page = new byte[Page.pageSize];
int i = 0;
for (long pos = 0; pos < fileLength; pos += Page.pageSize) {
int rc = pageTimestampFile.Read(pos, page);
for (int offs = 0; offs < rc; offs += 4, i++) {
pageTimestamps[i] = Bytes.unpack4(page, offs);
if (pageTimestamps[i] > timestamp) {
timestamp = pageTimestamps[i];
}
}
}
if (i != pageTimestamps.Length) {
throw new StorageError(StorageError.ErrorCode.FILE_ACCESS_ERROR);
}
}
dirtyPageTimestampMap = new int[(((pageTimestamps.Length*4 + Page.pageSize - 1) >> Page.pageSizeLog) + 31) >> 5];
txBuf = new byte[12 + Page.pageSize];
} else {
txBuf = new byte[8 + Page.pageSize];
}
for (int i = 0; i < hosts.Length; i++)
{
replicas[i] = new Replica();
replicas[i].host = hosts[i];
Connect(i);
}
if (port >= 0)
{
storage.SetProperty("perst.alternative.btree", true); // prevent direct modification of pages
listenSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
listenSocket.Bind(new IPEndPoint(localhost != null && localhost != "localhost" ? IPAddress.Parse(localhost) : IPAddress.Any, port));
listenSocket.Listen(ListenQueueSize);
listening = true;
listenThread = new Thread(new ThreadStart(run));
listenThread.Start();
}
watchdogThread = new Thread(new ThreadStart(watchdog));
watchdogThread.Start();
}
public void DownloadSelected()
{
if (this.SelectedItems.Count == 0)
{
return;
}
HubicDriveForm form = this.GetForm();
if (this.SelectedItems.Count == 1)
{
SaveFileDialog sfd = new SaveFileDialog();
sfd.Title = "Save as..";
OSFile selectedFile = this.GetSelectedFile();
sfd.FileName = selectedFile.Name;
if (sfd.ShowDialog() == DialogResult.OK)
{
form.queueForm.Add(this.OSContainer.Name, selectedFile.Path, sfd.FileName, selectedFile.Size, "download");
form.queueForm.Show();
}
}
else
{
FolderBrowserDialog fbd = new FolderBrowserDialog();
if (fbd.ShowDialog() == DialogResult.OK)
{
foreach (ListViewItem fileItem in this.SelectedItems)
{
OSFile selectedFile = (OSFile)fileItem.Tag;
form.queueForm.Add(this.OSContainer.Name, selectedFile.Path, fbd.SelectedPath + "\\" + selectedFile.Name, selectedFile.Size, "download");
}
form.queueForm.Show();
}
}
}
protected ReplicationSlaveStorageImpl(String pageTimestampFilePath)
{
if (pageTimestampFilePath != null) {
pageTimestampFile = new OSFile(pageTimestampFilePath,fileParameters);
long fileLength = pageTimestampFile.Length;
if (fileLength == 0) {
pageTimestamps = new int[INIT_PAGE_TIMESTAMPS_LENGTH];
} else {
pageTimestamps = new int[(int)(fileLength/4)];
byte[] page = new byte[Page.pageSize];
int i = 0;
for (long pos = 0; pos < fileLength; pos += Page.pageSize) {
int rc = pageTimestampFile.Read(pos, page);
for (int offs = 0; offs < rc; offs += 4) {
pageTimestamps[i++] = Bytes.unpack4(page, offs);
}
}
if (i != pageTimestamps.Length) {
throw new StorageError(StorageError.ErrorCode.FILE_ACCESS_ERROR);
}
}
dirtyPageTimestampMap = new int[(((pageTimestamps.Length*4 + Page.pageSize - 1) >> Page.pageSizeLog) + 31) >> 5];
}
}
public virtual void Open(string filePath, int pagePoolSize)
{
lock (this)
{
#if OMIT_MULTIFILE
IFile file = new OSFile(filePath, readOnly, noFlush);
#else
IFile file;
if (filePath.StartsWith("@"))
file = new MultiFile(filePath.Substring(1), readOnly, noFlush);
else
file = new OSFile(filePath, readOnly, noFlush);
#endif
try
{
Open(file, pagePoolSize);
}
catch (StorageError ex)
{
file.Close();
throw ex;
}
}
}
///
/// <summary>
/// Constructor of compressed file
/// </summary>
/// <param name="dataFilePath">path to the data file</param>
/// <param name="cipherKey">cipher key (if null, then no encryption is performed)</param>
/// <param name="indexFilePath">path to the index file</param>
/// <param name="parameters">file parameters</param>
///
public CompressedFile(string dataFilePath,
string cipherKey,
string indexFilePath,
FileParameters parameters)
: base(dataFilePath, parameters)
{
indexFile = new OSFile(indexFilePath, parameters);
if (cipherKey != null)
{
setKey(Encoding.Unicode.GetBytes(cipherKey));
}
if (!parameters.readOnly)
{
bitmapExtensionQuantum = (int)(parameters.fileExtensionQuantum >> (ALLOCATION_QUANTUM_LOG + 3));
bitmap = new byte[(int)(base.Length >> (ALLOCATION_QUANTUM_LOG + 3)) + bitmapExtensionQuantum];
bitmapPos = bitmapStart = Page.pageSize >> (ALLOCATION_QUANTUM_LOG + 3);
pageMap = new PageMap();
byte[] buf = new byte[8];
for (long indexPos = 0, indexSize = indexFile.Length; indexPos < indexSize; indexPos += 8)
{
indexFile.Read(indexPos, buf);
long pagePos = Bytes.unpack8(buf, 0);
long pageBitOffs = pagePos >> (Page.pageSizeLog + ALLOCATION_QUANTUM_LOG);
long pageBitSize = ((pagePos & (Page.pageSize - 1)) + ALLOCATION_QUANTUM) >> ALLOCATION_QUANTUM_LOG;
Bitmap.reserve(bitmap, pageBitOffs, pageBitSize);
}
}
}
private async void FoldersTreeView_AfterSelect(Object sender, TreeViewEventArgs e)
{
HubicDriveForm form = this.GetForm();
TreeNode selectedNode = this.GetSelectedNode();
OSFolder selectedFolder = this.GetSelectedFolder();
if (selectedFolder.Loaded == false)
{
form.GetConnectionStatus().SetStatus("Status: reading content...", true);
selectedFolder.Subfolders = new Dictionary <string, OSFolder>();
selectedFolder.Files = new Dictionary <string, OSFile>();
JArray jsonObjects = await this.OSAPI.GetObjects(this.OSContainer.Name, selectedFolder.Path);
OSFolder folder;
OSFile file;
TreeNode node;
for (int i = 0; i < jsonObjects.Count; i++)
{
if (jsonObjects[i]["content_type"].ToString() == "application/directory")
{
folder = new OSFolder(
jsonObjects[i]["hash"].ToString(),
jsonObjects[i]["last_modified"].ToString(),
jsonObjects[i]["bytes"].ToString(),
jsonObjects[i]["name"].ToString(),
jsonObjects[i]["content_type"].ToString()
);
selectedFolder.Subfolders.Add(folder.Name, folder);
node = new TreeNode(folder.Name);
node.Name = folder.Name;
node.Tag = folder;
selectedNode.Nodes.Add(node);
}
else
{
file = new OSFile(
jsonObjects[i]["hash"].ToString(),
jsonObjects[i]["last_modified"].ToString(),
jsonObjects[i]["bytes"].ToString(),
jsonObjects[i]["name"].ToString(),
jsonObjects[i]["content_type"].ToString()
);
selectedFolder.Bytes += file.Bytes;
selectedFolder.Files.Add(file.Name, file);
}
}
selectedFolder.Loaded = true;
selectedNode.Expand();
form.GetConnectionStatus().SetStatus("Status: connected");
}
form.createFolderToolButton.Enabled = true;
form.deleteFolderToolButton.Enabled = selectedFolder.Name.Length > 0;
form.uploadToolButton.Enabled = true;
Label folderInfoLabel = form.GetFolderInfoLabel();
folderInfoLabel.Visible = true;
folderInfoLabel.Text = selectedFolder.Files.Count.ToString() + " files (" + selectedFolder.Size + ")";
FilesListView filesListView = form.GetFilesListView();
filesListView.Load(this.OSAPI, this.OSContainer, selectedFolder);
}
