// Handling the routing table request
public void handleRequestClosest(IPEndPoint remotePoint, int sender, int target)
{
PeerInfo targetInfo = askForClosestPeer(sender, target);
UDPResponder responder = new UDPResponder(remotePoint, remotePoint.Port);
responder.sendClosest(target, targetInfo);
}
public void onReceiveClosest(PeerInfo pInfo)
{
if (mCurrentTargetGUID != pInfo.getGUID && mPreviousGUID != pInfo.getGUID)
{
mPreviousGUID = pInfo.getGUID;
IPEndPoint remotePoint = new IPEndPoint(IPAddress.Parse(pInfo.getIP()), pInfo.getPORT());
UDPResponder responder = new UDPResponder(remotePoint, mOwner.getRoutingTable.MyInfo.getPORT());
responder.sendRequestClosest(mOwner.getGUID, mCurrentTargetGUID);
}
else
{
if (mCurrentTargetGUID != pInfo.getGUID)
{
//IPEndPoint remotePoint = new IPEndPoint(IPAddress.Parse(pInfo.getIP()), pInfo.getPORT());
//UDPResponder responder = new UDPResponder(remotePoint, mOwner.getRoutingTable.MyInfo.getPORT());
//responder.sendRequestJoin(mCurrentTargetGUID, mOwner.getRoutingTable.MyInfo);
mOwner.addPeerInfo(pInfo);
}
else
{
//IPEndPoint remotePoint = new IPEndPoint(IPAddress.Parse(pInfo.getIP()), pInfo.getPORT());
//UDPResponder responder = new UDPResponder(remotePoint, mOwner.getRoutingTable.MyInfo.getPORT());
//responder.sendRequestJoin(mOwner.getRoutingTable.MyInfo.getGUID, mOwner.getRoutingTable.MyInfo);
mOwner.addPeerInfo(pInfo);
}
}
}
private void sendLeaveRequest(PeerInfo pInfo)
{
listener.closeSocket();
IPEndPoint remotePoint = new IPEndPoint(IPAddress.Parse(pInfo.getIP()), pInfo.getPORT());
UDPResponder responder = new UDPResponder(remotePoint, myInfo.getPORT());
responder.sendRequestLeave(myInfo.getGUID);
}
private void btnSendFile_Click(object sender, EventArgs e)
{
string guid;
guid = listRoutingTable.SelectedValue.ToString();
Console.WriteLine(guid);
OpenFileDialog ofd = new OpenFileDialog();
DialogResult dr = ofd.ShowDialog();
if (dr != DialogResult.OK)
{
// no file was selected
return;
}
string fileFullPath = ofd.FileName;
string fileName = Path.GetFileName(fileFullPath);
// get ip and port from selected peer in listbox
int index = listRoutingTable.SelectedIndex;
// find the guid of the peer selected
//string selectedPeer = listRoutingTable.Items[index].ToString();
if (index == -1)
{
toolStatus.Text = "Error: No peer selected!";
return;
}
Dictionary <int, PeerInfo> peerDictionary = peer.getRoutingTable.getPeers();
// FIX FOR MONDAY
// Will loop through peerDictonary and send to the first one it finds..
for (int i = 0; i < 12; i++)
{
if (peerDictionary.ContainsKey(i) && peer.getGUID != i)
{
PeerInfo receivingPeer = peerDictionary[i];
toolStatus.Text = String.Format("Sending file \"{0}\" to peer guid {1}, ip {2}:{3}", fileName, receivingPeer.getGUID, receivingPeer.getIP(), receivingPeer.getPORT());
IPAddress RecevingIp = IPAddress.Parse(receivingPeer.getIP());
//// Send file info
//// create end point
IPEndPoint remotePoint = new IPEndPoint(RecevingIp, receivingPeer.getPORT());
UDPResponder udpResponse = new UDPResponder(remotePoint, listenPort);
udpResponse.sendFileInfo(fileFullPath);
return;
}
}
}
/// <summary>
/// Button Events
/// </summary>
//Ping Button
private void buttonPing_Click(object sender, EventArgs e)
{
validateForm();
// create end point
IPEndPoint remotePoint = new IPEndPoint(ip, remotePort);
UDPResponder udpResponse = new UDPResponder(remotePoint, listenPort);
udpResponse.sendPing();
toolStatus.Text = "Status: Sent ping";
}
public void init(int guid, string ip, int port)
{
myInfo = new PeerInfo(guid, ip, port);
// Create UDP listen and add events
listener = new UDPListener(port);
subscribeToListener(listener);
// Create Routing Table and adding boot peer
routingTable = new RoutingTable(myInfo);
routingTable.add(bootPeer);
listener.setRoutingtable = routingTable;
// Create EndPoint
IPEndPoint remotePoint = new IPEndPoint(IPAddress.Parse(bootPeer.getIP()), bootPeer.getPORT());
// Sending routing table request
UDPResponder responder = new UDPResponder(remotePoint, port);
responder.sendRequestRoutingTable();
}
public void addPeerInfo(PeerInfo pInfo)
{
List <int> targets = routingTable.getTargetGUIDs(myInfo.getGUID);
if (targets.Contains(pInfo.getGUID))
{
routingTable.add(pInfo);
IPEndPoint remotePoint = new IPEndPoint(IPAddress.Parse(pInfo.getIP()), pInfo.getPORT());
UDPResponder responder = new UDPResponder(remotePoint, myInfo.getPORT());
responder.sendRequestJoin(1, myInfo);
}
else if (!routingTable.containsValue(pInfo))
{
bool added = routingTable.addIfCloser(pInfo);
if (added)
{
IPEndPoint remotePoint = new IPEndPoint(IPAddress.Parse(pInfo.getIP()), pInfo.getPORT());
UDPResponder responder = new UDPResponder(remotePoint, myInfo.getPORT());
responder.sendRequestJoin(1, myInfo);
}
}
routingTable.cleanTable(myInfo.getGUID);
updateTable();
}
// Handling the routing table request
public void handleRequestTable(IPEndPoint remotePoint)
{
UDPResponder responder = new UDPResponder(remotePoint, remotePoint.Port);
responder.sendRoutingTable(routingTable);
}
