def receive(data: dict):
"""
Handler for webhook (currently for postback and messages)
Parses out the message and bubbles it up to the processing layer
"""
log("Facebook message received: " + str(data))
if data.get('object') == 'page':
log('Page data received!' + str(data['object']))
for entry in data.get('entry', None):
log('Examining entry :' + str(entry))
for messaging_event in entry.get("messaging", None):
log('Examining messaging_event:' + str(messaging_event))
# get all the messages
if messaging_event.get('message', False):
# We retrieve the Facebook user ID of the sender
fb_id = messaging_event['sender']['id']
# check if user object is in current list, if not add them
current_user = processing.USERS.find_user(fb_id)
if not current_user:
current_user = User('fb', fb_id)
lat, long = extract_coords_from_messaging_event(
messaging_event)
if lat:
current_user.add_coordinates(lat, long)
print("USER IN STATE : " + current_user.state)
processing.user_location_update(current_user)
else:
# We retrieve the message content
text = messaging_event["message"]["text"]
log("Received message: " + text + " from sender id: " +
fb_id)
# append latest message to user object
current_user.append_message(text)
# create or find the user object, bubble user up to processing
processing.process_user_message(current_user)
else:
# Returned another event
log('Received an invalid message on the facebook endpoint: ' + data)
return 'Server Error', 500
return 'OK', 200
