def on_connect(self):
log("Twitter stream connected")
if self._stop_signal:
return False
if self._first_response:
self._first_response = False
if self._first_response_callback is not None:
self._first_response_callback(True)
return not self._stop_signal
def on_error(self, status):
log("Received Twitter API error: " + str(status))
if self._stop_signal:
return False
if self._first_response:
self._first_response = False
if self._first_response_callback is not None:
self._first_response_callback(status)
return not self._stop_signal
def update_keywords_tracking(self, keywords_tracking):
log("Updating keywords tracking to: " + ", ".join(keywords_tracking))
self._keywords_tracking = keywords_tracking
log("Update keywords tracking locked: " + str(self._update_keywords_tracking_locked))
if self._update_keywords_tracking_locked:
if time.time() - self._last_update_keywords_tracking_locked > self.max_update_keywords_tracking_lock_time:
log("Killing update keywords tracking lock, took too long")
self._update_keywords_tracking_locked = False
if self._new_streamthread is not None:
self._new_streamthread.stop()
self._new_streamthread = None
else:
return
self._update_keywords_tracking_locked = True
self._last_update_keywords_tracking_locked = time.time()
connect_diff = time.time() - self._last_connect
if self.reconnect_interval > connect_diff:
sleep_time = self.reconnect_interval - connect_diff
log("Sleeping for " + str(sleep_time) + " seconds before updating keywords tracking")
time.sleep(sleep_time)
self._new_streamthread = StreamThread(self._auth, self._keywords_tracking, self._tweet_callback, self._on_stream_first_response)
self._last_connect = time.time()
self._new_streamthread.start()
def run(self):
log("Starting Twitter stream")
while True:
if self._stop_signal:
log("Twitter stream stopped")
break
try:
log("Connecting to Twitter stream")
self._stream.filter(track=self._keywords_tracking)
except Exception as e:
log("Connection to Twitter stream lost: " + str(e))
if self._streamhandler._first_response and not self._stop_signal:
self._streamhandler._first_response = False
if self._first_response_callback is not None:
self._first_response_callback(False)
def stop(self):
log("Stopping Twitter stream")
self._stop_signal = True
self._streamhandler.stop()