/// <summary>
/// Connects to the server and performs the initial handshaking
/// </summary>
public virtual void ConnectToServer()
{
StartTimeoutPeriod(30);
ProxySocketConnector connector = new ProxySocketConnector(parent, Server, Port, Ssl);
connector.ConnectionFailed += delegate { DisconnectFromServer(true); };
connector.ConnectionComplete += delegate(object sender, EventArgs e)
{
this.socket = (sender as ProxySocketConnector).Socket;
OnConnectionFinished();
};
connector.BeginConnect();
}
/// <summary>
/// Set up the connection to receive data through a stage 1 or stage 3 proxy transfer
/// </summary>
private void StartReceiveThroughProxy()
{
ProxySocketConnector connector = new ProxySocketConnector(parent, AOLProxyIP, parent.ServerSettings.LoginPort, Ssl); // okay...?
connector.ConnectionFailed += delegate
{
Logging.WriteString("StartReceiveThroughProxy failed");
OnDirectConnectFailed("Couldn't connect to sender");
};
connector.ConnectionComplete += delegate(object sender, EventArgs e)
{
this.socket = (sender as ProxySocketConnector).Socket;
InitAolProxyReceiveConnectFinished();
};
connector.BeginConnect();
}
/// <summary>
/// Sends a Rendezvous INITRECV and begins sending the file through the proxy connection
/// </summary>
internal void StartSendThroughStage2AolProxy()
{
ProxySocketConnector connector = new ProxySocketConnector(parent, AOLProxyIP, Port, Ssl);
connector.ConnectionFailed += delegate
{
Logging.WriteString("StartSendThroughStage2Proxy couldn't connect to {0}", AOLProxyIP);
DisconnectFromServer(true);
};
connector.ConnectionComplete += delegate(object sender, EventArgs e)
{
this.socket = (sender as ProxySocketConnector).Socket;
SendThroughStage2AolProxyConnectFinished();
};
connector.BeginConnect();
}
/// <summary>
/// Direct connection to the sender has failed, attempt a proxy redirect
/// </summary>
private void FallbackToStage2Connection()
{
directConnectionMethod = DirectConnectionMethod.Proxied;
_sequence = RendezvousSequence.Stage2;
ProxySocketConnector connector = new ProxySocketConnector(parent, parent.ServerSettings.IcqProxyServer, parent.ServerSettings.LoginPort, Ssl);
connector.ConnectionFailed += delegate
{
Logging.WriteString("FallbackToStage2Connection failed");
DisconnectFromServer(true);
};
connector.ConnectionComplete += delegate(object sender, EventArgs e)
{
this.socket = (sender as ProxySocketConnector).Socket;
InitAolProxyConnectFinished();
};
connector.BeginConnect();
}
private void ConnectAsInitiatorProxied()
{
Server = parent.ServerSettings.IcqProxyServer;
Port = parent.ServerSettings.LoginPort;
ProxySocketConnector connector = new ProxySocketConnector(parent, Server, Port, Ssl);
connector.ConnectionFailed += delegate
{
Logging.WriteString("ConnectAsInitiatorProxied failed to connect to " + parent.ServerSettings.IcqProxyServer);
DisconnectFromServer(true);
};
connector.ConnectionComplete += delegate(object sender, EventArgs e)
{
this.socket = (sender as ProxySocketConnector).Socket;
InitAolProxyConnectFinished();
};
connector.BeginConnect();
}
/// <summary>
/// Connect to the sender and begin receiving the file
/// </summary>
/// <remarks>If the direct connection fails at this stage, control is passed to <see cref="FallbackToStage2Connection"/></remarks>
private void StartReceiveThroughDirectConnection()
{
// check for intranet
string ipaddress = this.VerifiedIP == ParentSession.Connections.LocalExternalIP.ToString() ? this.ClientIP : this.VerifiedIP;
ProxySocketConnector connector = new ProxySocketConnector(parent, ipaddress, Port, Ssl);
connector.ConnectionFailed += delegate
{
Logging.WriteString("StartReceiveThroughDirectConnection couldn't connect, falling back to stage 2");
FallbackToStage2Connection();
};
connector.ConnectionComplete += delegate(object sender, EventArgs e)
{
this.socket = (sender as ProxySocketConnector).Socket;
parent.Messages.RequestDirectConnectionAccept(this);
OnDirectConnectReady();
};
connector.BeginConnect();
}
/// <summary>
/// Set up the connection to receive data through a stage 1 or stage 3 proxy transfer
/// </summary>
private void StartReceiveThroughProxy()
{
ProxySocketConnector connector = new ProxySocketConnector(parent, AOLProxyIP, parent.ServerSettings.LoginPort, Ssl); // okay...?
connector.ConnectionFailed += delegate
{
Logging.WriteString("StartReceiveThroughProxy failed");
OnDirectConnectFailed("Couldn't connect to sender");
};
connector.ConnectionComplete += delegate(object sender, EventArgs e)
{
this.socket = (sender as ProxySocketConnector).Socket;
InitAolProxyReceiveConnectFinished();
};
connector.BeginConnect();
}
/// <summary>
/// Connect to the sender and begin receiving the file
/// </summary>
/// <remarks>If the direct connection fails at this stage, control is passed to <see cref="FallbackToStage2Connection"/></remarks>
private void StartReceiveThroughDirectConnection()
{
// check for intranet
string ipaddress = this.VerifiedIP == ParentSession.Connections.LocalExternalIP.ToString() ? this.ClientIP : this.VerifiedIP;
ProxySocketConnector connector = new ProxySocketConnector(parent, ipaddress, Port, Ssl);
connector.ConnectionFailed += delegate
{
Logging.WriteString("StartReceiveThroughDirectConnection couldn't connect, falling back to stage 2");
FallbackToStage2Connection();
};
connector.ConnectionComplete += delegate(object sender, EventArgs e)
{
this.socket = (sender as ProxySocketConnector).Socket;
parent.Messages.RequestDirectConnectionAccept(this);
OnDirectConnectReady();
};
connector.BeginConnect();
}
/// <summary>
/// Direct connection to the sender has failed, attempt a proxy redirect
/// </summary>
private void FallbackToStage2Connection()
{
directConnectionMethod = DirectConnectionMethod.Proxied;
_sequence = RendezvousSequence.Stage2;
ProxySocketConnector connector = new ProxySocketConnector(parent, parent.ServerSettings.IcqProxyServer, parent.ServerSettings.LoginPort, Ssl);
connector.ConnectionFailed += delegate
{
Logging.WriteString("FallbackToStage2Connection failed");
DisconnectFromServer(true);
};
connector.ConnectionComplete += delegate(object sender, EventArgs e)
{
this.socket = (sender as ProxySocketConnector).Socket;
InitAolProxyConnectFinished();
};
connector.BeginConnect();
}
private void ConnectAsInitiatorProxied()
{
Server = parent.ServerSettings.IcqProxyServer;
Port = parent.ServerSettings.LoginPort;
ProxySocketConnector connector = new ProxySocketConnector(parent, Server, Port, Ssl);
connector.ConnectionFailed += delegate
{
Logging.WriteString("ConnectAsInitiatorProxied failed to connect to " + parent.ServerSettings.IcqProxyServer);
DisconnectFromServer(true);
};
connector.ConnectionComplete += delegate(object sender, EventArgs e)
{
this.socket = (sender as ProxySocketConnector).Socket;
InitAolProxyConnectFinished();
};
connector.BeginConnect();
}
/// <summary>
/// Sends a Rendezvous INITRECV and begins sending the file through the proxy connection
/// </summary>
internal void StartSendThroughStage2AolProxy()
{
ProxySocketConnector connector = new ProxySocketConnector(parent, AOLProxyIP, Port, Ssl);
connector.ConnectionFailed += delegate
{
Logging.WriteString("StartSendThroughStage2Proxy couldn't connect to {0}", AOLProxyIP);
DisconnectFromServer(true);
};
connector.ConnectionComplete += delegate(object sender, EventArgs e)
{
this.socket = (sender as ProxySocketConnector).Socket;
SendThroughStage2AolProxyConnectFinished();
};
connector.BeginConnect();
}