public override void UpdateConfiguration(MediaBrowser.Model.Plugins.BasePluginConfiguration configuration)
{
PluginConfiguration pc = configuration as PluginConfiguration;
SocketClientAsync.ChangeAddress(pc.ServerIP, pc.ServerPort); // throws exception if can't connect with new data thus skipping save
bool changedIp = (pc.ServerIP != Configuration.ServerIP); // true if ip was changed
bool changedPort = (pc.ServerPort != Configuration.ServerPort); // true if ip was changed
if (changedIp || changedPort)
WMCService.AddonGoingDown(); // tell current serverwmc at old IP, this mbs is going down
base.UpdateConfiguration(configuration); // update to new config data
// if Ip chaged, tell core to change datasource
if (changedIp || changedPort) // tell mbs to load new data source
{
WMCService.DataSourceChange();
}
}
/// <summary>
/// get results from socket server using TPL
/// </summary>
/// <param name="command">command to send to server</param>
/// <param name="streamId">stream Id to embed on command</param>
/// <param name="cancelToken">for canceling asyc operation</param>
/// <returns>array of string reponses from server</returns>
public static async Task <string[]> GetVectorAsync(string command, CancellationToken cancelToken, string streamId = "")
{
Socket socket = null;
SocketClientAsync asyncS = new SocketClientAsync();
await _socketSemaphore.WaitAsync(cancelToken).ConfigureAwait(false); // one at a time query of server
try
{
// Create a TCP/IP socket.
socket = new Socket(_ipAddr.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
// Connect to the remote endpoint
await Task.Factory.FromAsync(socket.BeginConnect(_remoteEP, null, socket), socket.EndConnect);
// build the request string
string sendCommand = string.Format("MediaBrowser^@{1}@{2}|{0}<Client Quit>", command, _machineName, streamId);
byte[] bytesToSend = Encoding.UTF8.GetBytes(sendCommand);
// send the command string to server
int bytesSent = await Task <int> .Factory.FromAsync(socket.BeginSend(bytesToSend, 0, bytesToSend.Length, 0, null, socket), socket.EndSend);
//Debug.WriteLine("Sent {0} bytes to server.", bytesSent);
// use this to accumulate server responses
StringBuilder sb = new StringBuilder();
// keep getting results from server until zero bytes are read
int bytesRead;
while ((bytesRead = await Task <int> .Factory.FromAsync(socket.BeginReceive(_buffer, 0, _buffer.Length, 0, null, socket), socket.EndReceive)) > 0)
{
sb.Append(Encoding.UTF8.GetString(_buffer, 0, bytesRead)); // accumulate results in sb
//Debug.WriteLine("Bytes read: " + bytesRead);
}
// convert input string to results array
string bigStr = sb.ToString();
List <string> results = bigStr.Split(_stringSeparators, StringSplitOptions.None).ToList();
// check/clean up results
if (results.Last() == "<EOF>")
{
results.RemoveAt(results.Count - 1); // remove EOF
}
else
{
throw new Exception("Error> ServerWMC response is incomplete"); // EOF not found
}
// Release the socket.
socket.Shutdown(SocketShutdown.Both);
socket.Close();
return(results.ToArray());
}
catch (Exception e)
{
//Debug.WriteLine(e.ToString());
throw e; // rethrow to let mbs handle
}
finally
{
_socketSemaphore.Release();
}
}