def push_to_client(self, uuid, message):
'''
Push a message to a particular client via a STOMP server
:Parameters:
- uuid: The unique client identifier ID
- message: A StompMessage object
'''
# TODO add a listener to connection to get confirmation of delivery?
# TODO connection pool strategy
# stomp.py docs: http://code.google.com/p/stomppy
LogComponent.debug([
'OrbitedStompComponent.push_to_client', self.stomp_hostname,
self.stomp_port, uuid, message
])
conn = stomp.Connection([(self.stomp_hostname, self.stomp_port)])
conn.start()
conn.connect()
conn.send(message=message.contents,
destination=uuid,
type='textMessage',
ack='auto')
conn.disconnect(
) # or conn.stop() - different behavior if there are listeners
def thywill(request):
'''
Deliver the basic thywill framing page, immediately prior to bootstrap.
:Parameters:
- request: HttpRequest
:Return:
HttpResponse
'''
uuid = __ensure_uuid(request)
config = ClientInterfaceComponent.factory().create_client_configuration(uuid)
context = Context({
'config': config.to_dict(),
'config_json': config.to_json(True),
})
LogComponent.debug(['django.requests.thywill', 'initial client page load', uuid, config.to_dict()])
return HttpResponse(get_template('thywill.html').render(context))
def push_to_client(self, uuid, message):
"""
Push a message to a particular client via a STOMP server
:Parameters:
- uuid: The unique client identifier ID
- message: A StompMessage object
"""
# TODO add a listener to connection to get confirmation of delivery?
# TODO connection pool strategy
# stomp.py docs: http://code.google.com/p/stomppy
LogComponent.debug(
["OrbitedStompComponent.push_to_client", self.stomp_hostname, self.stomp_port, uuid, message]
)
conn = stomp.Connection([(self.stomp_hostname, self.stomp_port)])
conn.start()
conn.connect()
conn.send(message=message.contents, destination=uuid, type="textMessage", ack="auto")
conn.disconnect() # or conn.stop() - different behavior if there are listeners
def send(request):
'''
AJAX response: Send a client-originated message into the currently active application.
:Parameters:
- request: HttpRequest
:Return:
HttpResponse
'''
uuid = __ensure_uuid(request)
if 'message' in request.POST:
message = request.POST['message']
LogComponent.debug(['django.requests.send', 'AJAX message from client', uuid, message])
ApplicationInterfaceComponent.factory().client_message_received(uuid, message)
else:
LogComponent.debug(['django.requests.send', 'Invalid POST request', uuid, request.POST])
# TODO return confirmation of some sort?
return HttpResponse()
def client_message_received(self, uuid, raw_message):
'''
Notify the application of a client message received by the receive component
'''
LogComponent.debug(['LocalPythonComponent.client_message_received', uuid, raw_message])
self.app_interface_module.message_from_client(uuid, raw_message);
def send_message_to_client(self, uuid, raw_message):
'''
Send a message to a specific client.
'''
LogComponent.debug(['LocalPythonComponent.send_message_to_client', uuid, raw_message])
PushComponent.factory().push_raw_message_to_client(uuid, raw_message)
