player.py 文件源码

def on_title_read(self, title):
        assert threading.current_thread() == threading.main_thread()

        if title is None:
            return

        if title != self._last_title:
            self._last_title = title

            # TODO: Fade volume gradually
            # TODO: Allow user to choose what to do when an advertisement block is detected.
            #       Ideas for possible options:
            #       * reduce or mute volume
            #       * play random audio file from a local directory
            #       * switch to another radio station
            #       * repeat part of last song
            print("Title changed to %s" % title)

            # If the title contains a blacklisted tag, reduce volume
            if BlacklistStorage.is_blacklisted(title):
                if not self._in_ad_block:
                    print('Advertisement tag detected.')
                    if config.block_mode in (config.BlockMode.REDUCE_VOLUME, config.BlockMode.REDUCE_AND_SWITCH):
                        print('Reducing volume.')
                        self.volume = config.ad_block_volume
                        self._in_ad_block = True
                        self._last_ad_time = time.time()
                    elif config.block_mode == config.BlockMode.SWITCH_STATION:
                        self.switch_to_another_station()
            else:
                if self._in_ad_block:
                    print('Restoring volume to maximum.')
                    if config.block_mode in (config.BlockMode.REDUCE_VOLUME, config.BlockMode.REDUCE_AND_SWITCH):
                        self.volume = config.max_volume
                    self._in_ad_block = False
                    self._last_ad_time = None
                    self._just_switched = False

            dispatchers.player.song_changed(title)