def on_data(self, data):
if not data.strip():
return True
print " [x] Got:", data
# Decode JSON data
item = json.loads(data)
# Save data
id = self.store.save(item)
# Is this item a direct message?
a_direct_message = utils.item_a_direct_message(item)
# Is this item a mention?
a_mention = utils.item_a_mention(item)
# Continue processing further down the chain
if a_direct_message or a_mention:
print " [x] Received", utils.get_screen_name(item), ":", utils.get_text(item)
self.channel.basic_publish(exchange='',
routing_key=self.amqp_queue,
body=str(id),
properties=pika.BasicProperties(
delivery_mode=2, # make message persistent
))
return True
def on_item(self, ch, method, header, body):
"""
Fires when we receive a new item to decode.
"""
# Lookup data in store, body should actually be an ObjectId
item = self.userstream_store.find_one({"_id": ObjectId(body)})
if utils.item_a_direct_message(item) or utils.item_a_mention(item):
text, screen_name = (utils.get_text(item), utils.get_screen_name(item))
print " [x] Received %r from %r" % (text, screen_name)
# Any Spotify tracks?
tracks = spotify.lookup_tracks(text)
if len(tracks) > 0:
# Save to playlist
for track in tracks:
id = self.playlist_store.save({'track':track, 'status':'new', 'source':'twitter', 'from':utils.get_sender(item)})
# Send each track to the broadcaster's 'receive' queue, so it can be broadcast
# to all connected clients
print " [x] Sending %r to broadcaster" % (track['track']['name'],)
self.amqp_primary_channel.basic_publish(exchange='',
routing_key=self.amqp_out_queue,
body=str(id),
properties=pika.BasicProperties(
delivery_mode=2, # make message persistent
))
# Confirm delivery
ch.basic_ack(delivery_tag=method.delivery_tag)