import logging import os import random from core import AudioPlayer from core import Utils from core.ConfigurationManager import SettingLoader from core.OrderAnalyser import OrderAnalyser from core.OrderListener import OrderListener from core.TriggerLauncher import TriggerLauncher from neurons import Say logging.basicConfig() logger = logging.getLogger("kalliope") class MainController: def __init__(self, brain_file=None): self.brain_file = brain_file # get global configuration self.settings = SettingLoader.get_settings() # create an order listener object. This last will the trigger callback before starting self.order_listener = OrderListener(self.analyse_order) # Wait that the kalliope trigger is pronounced by the user self.trigger_instance = self._get_default_trigger() self.trigger_instance.start() Utils.print_info("Waiting for trigger detection") def callback(self): """ # we have detected the hotword, we can now pause the kalliope Trigger for a while # The user can speak out loud his order during this time. :return: """ # pause the snowboy process self.trigger_instance.pause() # start listening for an order self.order_listener.start() # if random wake answer sentence are present, we play this if self.settings.random_wake_up_answers is not None: Say(message=self.settings.random_wake_up_answers) else: ap = AudioPlayer() ap.init_play() random_sound_to_play = self._get_random_sound(self.settings.random_wake_up_sounds) ap.play_audio(random_sound_to_play) def analyse_order(self, order): """ Receive an order, try to retreive it in the brain.yml to launch to attached plugins :return: """ order_analyser = OrderAnalyser(order, main_controller=self, brain_file=self.brain_file) order_analyser.start() # restart the trigger when the order analyser has finish his job Utils.print_info("Waiting for trigger detection") self.trigger_instance.unpause() # create a new order listener that will wait for start self.order_listener = OrderListener(self.analyse_order) # restart the trigger to catch the hotword self.trigger_instance.start() def _get_default_trigger(self): """ Return an instance of the default trigger :return: """ for trigger in self.settings.triggers: if trigger.name == self.settings.default_trigger_name: return TriggerLauncher.get_trigger(trigger, callback=self.callback) @staticmethod def _get_random_sound(random_wake_up_sounds): """ Return a path of a sound to play If the path is absolute, test if file exist If the path is relative, we check if the file exist in the sound folder :param random_wake_up_sounds: :return: """ # take first randomly a path random_path = random.choice(random_wake_up_sounds) logger.debug("Selected sound: %s" % random_path) if os.path.isabs(random_path): logger.debug("Path of file %s is absolute" % random_path) return random_path else: logger.debug("Path of file %s is relative" % random_path) return "sounds" + os.sep + random_path