import json import sys if sys.version_info[0] < 3: from urlparse import urlparse, urlunparse else: from urllib.parse import urlparse, urlunparse from websocket import create_connection from ._transport import Transport class WebSocketsTransport(Transport): def __init__(self, session, connection): Transport.__init__(self, session, connection) self.ws = None self.__requests = {} def _get_name(self): return 'webSockets' @staticmethod def __get_ws_url_from(url): parsed = urlparse(url) scheme = 'wss' if parsed.scheme == 'https' else 'ws' url_data = (scheme, parsed.netloc, parsed.path, parsed.params, parsed.query, parsed.fragment) return urlunparse(url_data) def start(self): ws_url = self.__get_ws_url_from(self._get_url('connect')) self.ws = create_connection(ws_url, header=self.__get_headers(), cookie=self.__get_cookie_str(), enable_multithread=True) self._session.get(self._get_url('start')) def _receive(): notification = self.ws.recv() self._handle_notification(notification) return _receive def send(self, data): self.ws.send(json.dumps(data)) #thread.sleep() #TODO: inveistage if we should sleep here or not def close(self): self.ws.close() def accept(self, negotiate_data): return bool(negotiate_data['TryWebSockets']) class HeadersLoader(object): def __init__(self, headers): self.headers = headers def __get_headers(self): headers = self._session.headers loader = WebSocketsTransport.HeadersLoader(headers) if self._session.auth: self._session.auth(loader) return ['%s: %s' % (name, headers[name]) for name in headers] def __get_cookie_str(self): return '; '.join([ '%s=%s' % (name, value) for name, value in self._session.cookies.items() ])