def __init__(self, conn):
""" Initialize the protocol.
@param conn: Connection instance which provides callback
functions.
@type conn: pyrce.connection._Connection
"""
self._connection = conn
self._assembler = MessageAssembler(self, 60)
self._registered = False
class RCERobotProtocol(WebSocketClientProtocol):
""" WebSocket client protocol which is used to communicate with the Robot
Manager.
"""
def __init__(self, conn):
""" Initialize the protocol.
@param conn: Connection instance which provides callback
functions.
@type conn: pyrce.connection._Connection
"""
self._connection = conn
self._assembler = MessageAssembler(self, 60)
self._registered = False
def onOpen(self):
""" This method is called by twisted as soon as the websocket
connection has been successfully established.
"""
self._assembler.start()
self._connection.registerConnection(self)
self._registered = True
def onMessage(self, msg, binary):
""" This method is called by twisted when a new message has been
received.
"""
self._assembler.processMessage(msg, binary)
def processCompleteMessage(self, msg):
""" Callback for MessageAssembler which will be called as soon as a
message has been completed and is ready for processing.
"""
self._connection.receivedMessage(msg)
def onClose(self, *a):
""" This method is called by twisted when the connection has been
closed.
"""
if self._registered:
self._connection.unregisterConnection(self)
self._assembler.stop()
self._registered = False
def failHandshake(self, reason):
""" This method is called by twisted when the connection could not be
initialized.
"""
print(reason)
WebSocketClientProtocol.failHandshake(self, reason)