|
public static Recieve ( |
||
| stream | Stream to receive the message from | |
| return | object | |
/// <summary>
/// Tests a connection to see if it is valid
/// </summary>
/// <param name="stream">Stream to test</param>
/// <returns>True if the connection is valid, false otherwise</returns>
public static bool Test(NetworkStream stream)
{
Message.TestMsg(stream);
object response = Message.Recieve(stream);
return(response is string && "Test" == (string)response);
}
/// <summary>
/// Sends an authentication request to the server. Returns a UserToken
/// object if successful, or null otherwise.
/// </summary>
/// <param name="credentials">Credentials object that contains the username and password of the user.</param>
/// <param name="register">True if registering a new user, false if verifying a current one.</param>
/// <returns>UserToken if successful, null otherwise</returns>
public UserToken Authenticate(Credentials credentials, bool register)
{
AuthRequest request = new AuthRequest(credentials, register);
object reply;
using (TcpClient client = new TcpClient()) {
client.Connect(serverEndPoint);
NetworkStream networkStream = client.GetStream();
Message.Send(networkStream, request);
reply = Message.Recieve(networkStream);
}
if (reply == null)
{
throw new Exception("BBRequest Error: Expected reply but recieved none"); //Console.Error.WriteLine("BBRequest Error: Expected reply but recieved none");
}
else if (!(reply is AuthResponse))
{
throw new Exception("BBRequest Error: Expected AuthResponse but recieved unknown response type");
}
else
{
return(((AuthResponse)reply).token);
}
}
/// <summary>
/// Sends a request to the server to verify a user token is valid.
/// </summary>
/// <param name="token">Token to verify</param>
/// <returns>True if the token is valid</returns>
public bool VerifyToken(UserToken token)
{
TokenVerifyRequest request = new TokenVerifyRequest(token);
object reply;
using (TcpClient client = new TcpClient()) {
client.Connect(serverEndPoint);
NetworkStream networkStream = client.GetStream();
Message.Send(networkStream, request);
reply = Message.Recieve(networkStream);
}
if (reply == null)
{
throw new Exception("BBRequest Error: Expected reply but recieved none"); //Console.Error.WriteLine("BBRequest Error: Expected reply but recieved none");
}
else if (!(reply is TokenVerifyResponse))
{
throw new Exception("BBRequest Error: Expected VerifyTokenResponse but recieved unknown response type");
}
else
{
return(((TokenVerifyResponse)reply).valid);
}
}
/// <summary>
/// Sends a BBRequest to the server
/// </summary>
/// <param name="request">The BBRequest to send</param>
/// <returns>If the reqeuest expects a response, returns the response</returns>
public BBResponse SendRequest(BBRequest request)
{
object reply;
using (TcpClient client = new TcpClient()) {
client.Connect(serverEndPoint);
NetworkStream networkStream = client.GetStream();
Message.Send(networkStream, request);
reply = Message.Recieve(networkStream);
}
if (reply == null)
{
throw new Exception("BBRequest Error: Expected reply but recieved none"); //Console.Error.WriteLine("BBRequest Error: Expected reply but recieved none");
}
else
{
return(reply as BBResponse);
}
}
