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try:
from autobahn.websocket import WebSocketServerProtocol
except ImportError:
WebSocketServerProtocol = object
def WebSocketClientHandlerFactory(config, clients, event_store):
"""Factory method for webhook request handler class"""
class WebSocketClientHandler(WebSocketServerProtocol, object):
from .events import SystemEvent
def __init__(self, *args, **kwargs):
self._config = config
self.clients = clients
self.event_store = event_store
import logging
self.logger = logging.getLogger()
super(WebSocketClientHandler, self).__init__(*args, **kwargs)
def onConnect(self, request):
self.logger.info("Client connecting: {0}".format(request.peer))
# Validate the request
if not self._config['web-ui-enabled'] or not self.peer.host in self._config['web-ui-whitelist']:
self.sendClose()
logger.info("Unautorized connection attempt from %s" % self.peer.host)
return
self.clients.append(self)
def onOpen(self):
self.logger.info("WebSocket connection open.")
def onMessage(self, payload, isBinary):
self.logger.info("WebSocket connection open.")
if isBinary:
self.logger.info("Binary message received: {0} bytes".format(len(payload)))
else:
self.logger.info("Text message received: {0}".format(payload.decode('utf8')))
for client in self.clients:
client.sendMessage(payload, isBinary)
# echo back message verbatim
self.sendMessage(payload, isBinary)
def onClose(self, wasClean, code, reason):
self.logger.info("WebSocket connection closed: {0}".format(reason))
if self in self.clients:
self.clients.remove(self)
return WebSocketClientHandler
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