private void StartWriteFile(FileServerDLMessage msg)
{
Writing = true;
offset = 0;
string[] words = msg.TargetFile.Split('\\');
string name = words[words.Length - 1];
CurrentFile = new FileInfo(msg.SaveDir + "\\" + name);
}
private void CloseFile()
{
Writing = false;
SavedFile(this, new FileServerSavedFileEventArgs(CurrentFile.Name, CurrentFile.FullName, 1));
CurrentFile = null;
if (DownloadQueue.Count > 0)
{
CurrentMessage = DownloadQueue.Dequeue();
SendToOne(MessageType.FilesAsk, CurrentMessage.TargetFile, CurrentMessage.Owner);
}
}
private void btLeft_Click(object sender, EventArgs e)
{
DialogResult result;
result = (DialogResult)(Program.main.Invoke(new Func<DialogResult>(folderDialog.ShowDialog)));
if (result == DialogResult.OK)
{
string saveDir = folderDialog.SelectedPath;
foreach (int i in this.listView1.CheckedIndices)
{
string fullname = fullNames[i];
string[] items = fullname.Split();
string withoutLenght = String.Join(" ", items, 0, items.Length - 1);
long lenght = Convert.ToInt64(items[items.Length - 1]);
FileServerDLMessage msg = new FileServerDLMessage(withoutLenght, saveDir, Sender, lenght);
Program.serverPool.GetFile(msg);
}
this.Close();
}
}
private void btLeft_Click(object sender, EventArgs e)
{
DialogResult result;
result = (DialogResult)(Program.main.Invoke(new Func <DialogResult>(folderDialog.ShowDialog)));
if (result == DialogResult.OK)
{
string saveDir = folderDialog.SelectedPath;
foreach (int i in this.listView1.CheckedIndices)
{
string fullname = fullNames[i];
string[] items = fullname.Split();
string withoutLenght = String.Join(" ", items, 0, items.Length - 1);
long lenght = Convert.ToInt64(items[items.Length - 1]);
FileServerDLMessage msg = new FileServerDLMessage(withoutLenght, saveDir, Sender, lenght);
Program.serverPool.GetFile(msg);
}
this.Close();
}
}
public void GetFile(FileServerDLMessage msg)
{
if (Writing == true)
{
DownloadQueue.Enqueue(msg);
}
else
{
SendToOne(MessageType.FilesAsk, msg.TargetFile, msg.Owner);
CurrentMessage = msg;
}
string[] items = msg.TargetFile.Split('\\');
string name = items[items.Length - 1];
if (SaveDirs.ContainsKey(name))
{
SaveDirs[name] = msg.SaveDir;
}
else
{
SaveDirs.Add(name, msg.SaveDir);
}
}
public void GetFile(FileServerDLMessage msg)
{
if (Writing == true)
{
DownloadQueue.Enqueue(msg);
}
else
{
SendToOne(MessageType.FilesAsk, msg.TargetFile, msg.Owner);
CurrentMessage = msg;
}
string[] items = msg.TargetFile.Split('\\');
string name = items[items.Length - 1];
if (SaveDirs.ContainsKey(name))
{
SaveDirs[name] = msg.SaveDir;
}
else
{
SaveDirs.Add(name, msg.SaveDir);
}
}
public override void Receive(MessageType msgType, NetworkStream stream, IPAddress owner)
{
switch (msgType)
{
case MessageType.FilesTableAvailable:
{
byte[] count = new byte[4];
stream.Read(count, 0, 4);
int size = BitConverter.ToInt32(count, 0);
byte[] buffer = new byte[size];
stream.Read(buffer, 0, size);
object filesData = SimpleFormatters.BytesToObject(buffer);
RecievedFileTable(this, new ReceivedMessageEventArgs(MessageType.FilesTableAvailable, filesData, owner));
break;
}
case MessageType.FilesAsk:
{
byte[] count = new byte[4];
stream.Read(count, 0, 4);
int size = BitConverter.ToInt32(count, 0);
byte[] buffer = new byte[size];
stream.Read(buffer, 0, size);
string file = (string)SimpleFormatters.BytesToObject(buffer);
FileServerULMessage msg = new FileServerULMessage(file, owner);
UploadQueue.Enqueue(msg);
if (Sending == false)
{
this.AfterConnectionClosed += new Action(StartUploadFile);
}
break;
}
case MessageType.FileDataFirst:
{
byte[] count = new byte[4];
stream.Read(count, 0, 4);
int len = BitConverter.ToInt32(count, 0);
byte[] buffer = new byte[len];
stream.Read(buffer, 0, len);
char[] symbols = new char[len];
symbols = System.Text.Encoding.Unicode.GetChars(buffer);
string[] words = new string(symbols).Split();
string name = String.Join(" ", words, 0, words.Length - 1);
long lenght = Convert.ToInt64(words[words.Length - 1]);
FileServerDLMessage thisFIle = new FileServerDLMessage(name, SaveDirs[name], owner, lenght);
if (Writing == true)
{
DownloadQueue.Enqueue(thisFIle);
}
else
{
StartWriteFile(thisFIle);
}
break;
}
case MessageType.FileData:
{
byte[] count = new byte[4];
stream.Read(count, 0, 4);
int len = BitConverter.ToInt32(count, 0);
byte[] buffer = new byte[len];
int readed = 0, offset = 0, toRead = len;
while (true)
{
readed += stream.Read(buffer, offset, toRead);
if (readed < len)
{
offset = readed;
toRead = len - readed;
}
else
{
break;
}
}
AppendToFile(buffer);
break;
}
case MessageType.FileDataLast:
{
CloseFile();
break;
}
default:
{
break;
}
}
}
public override void Receive(MessageType msgType, NetworkStream stream, IPAddress owner)
{
switch (msgType)
{
case MessageType.FilesTableAvailable:
{
byte[] count = new byte[4];
stream.Read(count, 0, 4);
int size = BitConverter.ToInt32(count, 0);
byte[] buffer = new byte[size];
stream.Read(buffer, 0, size);
object filesData = SimpleFormatters.BytesToObject(buffer);
RecievedFileTable(this, new ReceivedMessageEventArgs(MessageType.FilesTableAvailable, filesData, owner));
break;
}
case MessageType.FilesAsk:
{
byte[] count = new byte[4];
stream.Read(count, 0, 4);
int size = BitConverter.ToInt32(count, 0);
byte[] buffer = new byte[size];
stream.Read(buffer, 0, size);
string file = (string)SimpleFormatters.BytesToObject(buffer);
FileServerULMessage msg = new FileServerULMessage(file, owner);
UploadQueue.Enqueue(msg);
if (Sending == false)
{
this.AfterConnectionClosed += new Action(StartUploadFile);
}
break;
}
case MessageType.FileDataFirst:
{
byte[] count = new byte[4];
stream.Read(count, 0, 4);
int len = BitConverter.ToInt32(count, 0);
byte[] buffer = new byte[len];
stream.Read(buffer, 0, len);
char[] symbols = new char[len];
symbols = System.Text.Encoding.Unicode.GetChars(buffer);
string[] words = new string(symbols).Split();
string name = String.Join(" ", words, 0, words.Length - 1);
long lenght = Convert.ToInt64(words[words.Length - 1]);
FileServerDLMessage thisFIle = new FileServerDLMessage(name, SaveDirs[name], owner, lenght);
if (Writing == true)
{
DownloadQueue.Enqueue(thisFIle);
}
else
{
StartWriteFile(thisFIle);
}
break;
}
case MessageType.FileData:
{
byte[] count = new byte[4];
stream.Read(count, 0, 4);
int len = BitConverter.ToInt32(count, 0);
byte[] buffer = new byte[len];
int readed = 0, offset = 0, toRead = len;
while (true)
{
readed += stream.Read(buffer, offset, toRead);
if (readed < len)
{
offset = readed;
toRead = len - readed;
}
else
{
break;
}
}
AppendToFile(buffer);
break;
}
case MessageType.FileDataLast:
{
CloseFile();
break;
}
default:
{
break;
}
}
}
private void StartWriteFile(FileServerDLMessage msg)
{
Writing = true;
offset = 0;
string[] words = msg.TargetFile.Split('\\');
string name = words[words.Length - 1];
CurrentFile = new FileInfo(msg.SaveDir + "\\" + name);
}
private void CloseFile()
{
Writing = false;
SavedFile(this, new FileServerSavedFileEventArgs(CurrentFile.Name, CurrentFile.FullName, 1));
CurrentFile = null;
if (DownloadQueue.Count > 0)
{
CurrentMessage = DownloadQueue.Dequeue();
SendToOne(MessageType.FilesAsk, CurrentMessage.TargetFile, CurrentMessage.Owner);
}
}
