public void AddContact(string nickname, string ipAddress)
{
Contact contact = new Contact(ipAddress);
contact.Nick = nickname;
if (this.FindNickname(nickname) != null)
contacts.Add(nickname, contact);
else
{
contacts.Remove(nickname);
contacts.Add(nickname, contact);
}
}
private bool NickManage()
{
System.Console.WriteLine("Enter nick to look: ");
string nick = System.Console.ReadLine();
string ip = life.FindIpAddress(nick);
if (ip == null)
{
System.Console.WriteLine("Contact not found");
System.Console.WriteLine("Add {0} as a new contact? [y/N]",nick);
if (System.Console.ReadLine() == "y")
{
System.Console.Write("Enter the IP of {0}:", nick);
ip = System.Console.ReadLine();
life.AddContact(nick,ip);
}
else return false;
}
contact = life.SearchContact(nick);
return true;
}
private void listNicks()
{
System.Console.WriteLine("==============================================");
System.Console.WriteLine("==== Your Contacts :");
IDictionaryEnumerator enumerator;
try
{
enumerator = life.Contacts.GetEnumerator();
}
catch (Exception ex)
{
return;
}
while (enumerator.MoveNext())
{
System.Console.Write("==== Nick: ");
System.Console.Write(enumerator.Key);
System.Console.Write(" IP: ");
System.Console.Write(((Contact)enumerator.Value).IP);
System.Console.Write(" Status: ");
Contact contact = new Contact(enumerator.Value.ToString());
System.Console.WriteLine(PeerNetwork.RetrieveStatus(contact));
}
System.Console.WriteLine("================= End List ===================");
System.Console.WriteLine("==============================================");
}
public static Hashtable GetRemoteContacts(string ip)
{
TcpClient cliente;
int port = 2006;
Hashtable contact = new Hashtable();
cliente = new TcpClient();
cliente.SendTimeout = 3000;
cliente.ReceiveTimeout = 3000;
cliente.Connect(ip, port);
NetworkStream output = cliente.GetStream();
BinaryReader reader = new BinaryReader( output );
string contactsReturn = reader.ReadString();
//System.Console.WriteLine(contactsReturn);
string[] parts = contactsReturn.Split(new Char[] {';'});
for(int i = 0;i < (parts.Length-1); i += 4)
{
Contact newContact = new Contact();
newContact.Nick = parts[i];
newContact.Name = parts[i+1];
newContact.IP = parts[i+2];
newContact.Trust = Convert.ToInt32(parts[i+3]);
contact.Add(parts[i],newContact);
}
cliente.Close();
return contact;
}
public void SearchContactsStatus()
{
while(true)
{
IDictionaryEnumerator enumerator = life.Contacts.GetEnumerator();
while (enumerator.MoveNext())
{
contact = (Contact) enumerator.Value;
string status = contact.Status;
TcpClient cliente;
Thread thrCliente = new Thread(new ThreadStart(Connect));
thrCliente.Start();
Thread.Sleep(1500);
thrCliente.Abort();
if(status != contact.Status)
{
Console.WriteLine("\nContact " + enumerator.Key.ToString() + " is now " + contact.Status);
}
}
Thread.Sleep(3000);
}
}
public static String RetrieveStatus(Contact contact)
{
TcpClient cliente;
PeerNetwork com = new PeerNetwork(null);
com.contact = contact;
Thread thrCliente = new Thread(new ThreadStart(com.Connect));
thrCliente.Start();
Thread.Sleep(1500);
thrCliente.Abort();
return (com.contact.Name + " " + com.contact.Status);
}
