58 lines
1.6 KiB
Python
58 lines
1.6 KiB
Python
import traceback
|
|
import sys
|
|
import json
|
|
|
|
from pyee import EventEmitter
|
|
import tornado.websocket
|
|
|
|
from mycroft.messagebus.message import Message
|
|
import mycroft.util.log
|
|
|
|
logger = mycroft.util.log.getLogger(__name__)
|
|
__author__ = 'seanfitz'
|
|
|
|
EventBusEmitter = EventEmitter()
|
|
|
|
client_connections = []
|
|
|
|
|
|
class WebsocketEventHandler(tornado.websocket.WebSocketHandler):
|
|
def __init__(self, application, request, **kwargs):
|
|
tornado.websocket.WebSocketHandler.__init__(
|
|
self, application, request, **kwargs)
|
|
self.emitter = EventBusEmitter
|
|
|
|
def on(self, event_name, handler):
|
|
self.emitter.on(event_name, handler)
|
|
|
|
def on_message(self, message):
|
|
logger.debug(message)
|
|
try:
|
|
deserialized_message = Message.deserialize(message)
|
|
except:
|
|
return
|
|
|
|
try:
|
|
self.emitter.emit(
|
|
deserialized_message.message_type, deserialized_message)
|
|
except Exception, e:
|
|
traceback.print_exc(file=sys.stdout)
|
|
pass
|
|
|
|
for client in client_connections:
|
|
client.write_message(message)
|
|
|
|
def open(self):
|
|
self.write_message(Message("connected").serialize())
|
|
client_connections.append(self)
|
|
|
|
def on_close(self):
|
|
client_connections.remove(self)
|
|
|
|
def emit(self, channel_message):
|
|
if (hasattr(channel_message, 'serialize') and
|
|
callable(getattr(channel_message, 'serialize'))):
|
|
self.write_message(channel_message.serialize())
|
|
else:
|
|
self.write_message(json.dumps(channel_message))
|