Exemplo n.º 1
0
    def __init__(self):
        """ Initializer """

        self.util = Util()
        self.config = self.util.config
        self.use_web = self.config[USAGE][USE_WEB]

        if self.use_web:
            f = open(os.devnull, "w")
            sys.stdout = sys.stderr = f
            from web.server.webserver import WebServer

            self.web_server = WebServer(self.util, self)

        about = AboutScreen(self.util)
        about.add_listener(self.go_home)
        self.screens = {"about": about}

        self.start_audio()

        self.screensaver_dispatcher = ScreensaverDispatcher(self.util)
        if self.use_web:
            self.web_server.add_screensaver_web_listener(self.screensaver_dispatcher)

        self.event_dispatcher = EventDispatcher(self.screensaver_dispatcher, self.util)
        self.current_screen = None
        self.go_stations()
Exemplo n.º 2
0
class Peppy(object):
    """ Main class """

    lock = threading.RLock()

    def __init__(self):
        """ Initializer """

        self.util = Util()
        self.config = self.util.config
        self.use_web = self.config[USAGE][USE_WEB]

        if self.use_web:
            f = open(os.devnull, "w")
            sys.stdout = sys.stderr = f
            from web.server.webserver import WebServer

            self.web_server = WebServer(self.util, self)

        about = AboutScreen(self.util)
        about.add_listener(self.go_home)
        self.screens = {"about": about}

        self.start_audio()

        self.screensaver_dispatcher = ScreensaverDispatcher(self.util)
        if self.use_web:
            self.web_server.add_screensaver_web_listener(self.screensaver_dispatcher)

        self.event_dispatcher = EventDispatcher(self.screensaver_dispatcher, self.util)
        self.current_screen = None
        self.go_stations()

    def start_audio(self):
        """ Starts audio server and client """

        folder = self.config[AUDIO][SERVER_FOLDER]
        cmd = self.config[AUDIO][SERVER_COMMAND]
        client_name = self.config[AUDIO][CLIENT_NAME]
        linux = self.config[LINUX_PLATFORM]

        if folder != None and cmd != None:
            proxy = Proxy(linux, folder, cmd, self.config[CURRENT][VOLUME])
            self.audio_server = proxy.start()

        p = "player.client." + client_name
        m = importlib.import_module(p)
        n = client_name.title()
        self.player = getattr(m, n)()
        self.player.set_platform(linux)
        self.player.set_proxy(self.audio_server)
        self.player.start_client()

    def set_current_screen_visible(self, flag):
        """ Set current screen visibility flag
        
        :param flag: visibility flag
        """
        with self.lock:
            cs = self.current_screen
            if cs and self.screens and self.screens[cs]:
                self.screens[cs].set_visible(flag)

    def set_mode(self, state):
        """ Set current mode (e.g. Radio, Language etc)
        
        :param state: button state
        """
        if state.name == "radio":
            self.go_stations(state)
        elif state.name == "music":
            self.go_hard_drive(state)
        elif state.name == "language":
            self.go_language(state)
        elif state.name == "stream":
            self.go_stream(state)
        elif state.name == "screensaver":
            self.go_savers(state)
        elif state.name == "about":
            self.go_about(state)

    def go_home(self, state):
        """ Go to the Home Screen
        
        :param state: button state
        """
        self.set_current_screen_visible(False)
        try:
            if self.screens and self.screens["home"]:
                self.set_current_screen("home")
                return
        except KeyError:
            pass

        home_screen = HomeScreen(self.util, self.set_mode)
        self.screens["home"] = home_screen
        self.set_current_screen("home")

        if self.use_web:
            self.web_server.add_home_screen_web_listeners(home_screen)

    def go_language(self, state):
        """ Go to the Language Screen
        
        :param state: button state
        """
        self.set_current_screen_visible(False)
        try:
            if self.screens["language"]:
                self.set_current_screen("language")
                return
        except KeyError:
            pass

        language_screen = LanguageScreen(self.util, self.change_language)
        self.screens["language"] = language_screen
        self.set_current_screen("language")

        if self.use_web:
            self.web_server.add_language_screen_web_listeners(language_screen)

    def change_language(self, state):
        """ Change current language and go to the Home Screen
        
        :param state: button state
        """
        if state.name != self.config[CURRENT][LANGUAGE]:
            self.config[LABELS].clear()
            try:
                stations = self.screens["stations"]
                if stations:
                    self.player.remove_player_listener(stations.screen_title.set_text)
            except KeyError:
                pass
            self.config[CURRENT][LANGUAGE] = state.name
            self.config[LABELS] = self.util.get_labels()
            self.screens = {k: v for k, v in self.screens.items() if k == "about"}
            self.current_screen = None
        self.go_home(state)

    def go_hard_drive(self, state):
        """ Go to the Hard Drive Screen
        
        :param state: button state
        """
        pass

    def go_stream(self, state):
        """ Go to the Stream Screen
        
        :param state: button state
        """
        pass

    def go_savers(self, state):
        """ Go to the Screensavers Screen
        
        :param state: button state
        """
        self.set_current_screen_visible(False)
        try:
            if self.screens["saver"]:
                self.set_current_screen("saver")
                return
        except KeyError:
            pass

        saver_screen = SaverScreen(self.util, self.go_home)
        saver_screen.saver_menu.add_listener(self.screensaver_dispatcher.change_saver_type)
        saver_screen.delay_menu.add_listener(self.screensaver_dispatcher.change_saver_delay)
        self.screens["saver"] = saver_screen
        self.set_current_screen("saver")

        if self.use_web:
            self.web_server.add_saver_screen_web_listeners(saver_screen)

    def go_about(self, state):
        """ Go to the About Screen
        
        :param state: button state
        """
        self.set_current_screen_visible(False)
        self.set_current_screen("about")
        if self.use_web:
            self.web_server.add_about_screen_web_listeners(self.screens["about"])

    def go_stations(self, state=None):
        """ Go to the Stations Screen
        
        :param state: button state
        """
        self.set_current_screen_visible(False)
        try:
            if self.screens["stations"]:
                self.set_current_screen("stations")
                return
        except KeyError:
            pass

        listeners = {}
        listeners["go home"] = self.go_home
        listeners["go genres"] = self.go_genres
        listeners["shutdown"] = self.shutdown
        listeners["go config"] = self.go_savers
        listeners["play"] = self.play_pause
        listeners["play-pause"] = self.play_pause
        listeners["set volume"] = self.player.set_volume
        listeners["set config volume"] = self.set_config_volume
        listeners["set screensaver volume"] = self.screensaver_dispatcher.change_volume
        listeners["mute"] = self.player.mute
        listeners["play"] = self.player.play
        station_screen = StationScreen(listeners, self.util)
        self.screens["stations"] = station_screen
        v = self.player.get_volume()
        if not v:
            v = "0"
        station_screen.volume.set_position(int(v))
        station_screen.volume.update_position()
        self.set_current_screen("stations")

        current_station = self.config[CURRENT][STATION]
        station_screen.station_menu.set_station(current_station)
        self.screensaver_dispatcher.change_image(station_screen.station_menu.station_button.state)
        station_screen.station_menu.add_listener(self.screensaver_dispatcher.change_image)
        self.player.add_player_listener(station_screen.screen_title.set_text)

        if self.use_web:
            self.web_server.add_station_screen_web_listeners(station_screen)

    def set_config_volume(self, volume):
        """ Listener for volume change events
        
        :param volume: new volume value
        """
        self.config[CURRENT][VOLUME] = str(int(volume))

    def go_genres(self, state):
        """ Go to the Genre Screen
        
        :param state: button state
        """
        self.set_current_screen_visible(False)
        try:
            if self.screens["genres"]:
                self.set_current_screen("genres")
                return
        except KeyError:
            pass

        genre_screen = GenreScreen(self.util, self.go_stations)
        self.screens["genres"] = genre_screen
        self.set_current_screen("genres")

        if self.use_web:
            self.web_server.add_genre_screen_web_listeners(genre_screen)

    def play_pause(self, state=None):
        """ Handle Play/Pause
        
        :param state: button state
        """
        self.player.play_pause()

    def set_current_screen(self, name):
        """ Set current screen defined by its name
        
        :param name: screen name
        """
        with self.lock:
            self.current_screen = name
            cs = self.screens[self.current_screen]
            cs.set_visible(True)
            cs.set_current()
            cs.clean_draw_update()
            self.event_dispatcher.set_current_screen(cs)

    def shutdown(self, event):
        """ System shutdown handler
        
        :param event: the event
        """
        self.util.config_class.save_config()
        self.player.shutdown()

        if self.use_web:
            try:
                self.web_server.shutdown()
            except:
                pass

        stations = self.screens["stations"]
        stations.screen_title.shutdown()
        pygame.quit()

        if self.config[LINUX_PLATFORM]:
            subprocess.call("sudo poweroff", shell=True)
        else:
            Popen("taskkill /F /T /PID {pid}".format(pid=self.audio_server.pid))
            os._exit(0)