class WebServer(object):
""" Starts simple HTTPServer in a separate thread """
def __init__(self, util, peppy):
""" Initializer
:param util: utility object contains configuration settings
:param peppy: the reference to the root object
"""
self.config = util.config
self.peppy = peppy
self.jason_factory = JsonFactory(util, peppy)
self.web_server_thread = threading.Thread(target=self.start)
self.web_server_thread.start()
def get_ip(self):
""" Returns current IP address """
s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
try:
s.connect(('10.255.255.255', 0))
ip = s.getsockname()[0]
except:
ip = '127.0.0.1'
finally:
s.close()
return ip
def start(self):
""" Prepares request handler and starts web server """
host = self.get_ip()
port = self.config[WEB_SERVER][HTTP_PORT]
handler = RequestHandler
handler.screen_to_json = self.screen_to_json
self.create_screen = handler.create_screen = web.server.requesthandler.create_screen
handler.title_to_json = self.title_to_json
self.title_change = handler.update_title = web.server.requesthandler.update_title
handler.volume_to_json = self.volume_to_json
self.volume_change = handler.update_volume = web.server.requesthandler.update_volume
handler.genre_button_to_json = self.genre_button_to_json
self.genre_button_pressed = handler.update_genre_button = web.server.requesthandler.update_genre_button
handler.home_button_to_json = self.home_button_to_json
self.home_button_pressed = handler.update_home_button = web.server.requesthandler.update_home_button
handler.left_button_to_json = self.left_button_to_json
self.left_button_pressed = handler.update_left_button = web.server.requesthandler.update_left_button
handler.page_down_button_to_json = self.page_down_button_to_json
self.page_down_button_pressed = handler.update_page_down_button = web.server.requesthandler.update_page_down_button
handler.right_button_to_json = self.right_button_to_json
self.right_button_pressed = handler.update_right_button = web.server.requesthandler.update_right_button
handler.page_up_button_to_json = self.page_up_button_to_json
self.page_up_button_pressed = handler.update_page_up_button = web.server.requesthandler.update_page_up_button
handler.station_menu_to_json = self.station_menu_to_json
self.update_station_menu = handler.update_station_menu = web.server.requesthandler.update_station_menu
handler.genre_menu_to_json = self.genre_menu_to_json
self.update_genre_menu = handler.update_genre_menu = web.server.requesthandler.update_genre_menu
handler.home_menu_to_json = self.home_menu_to_json
self.update_home_menu = handler.update_home_menu = web.server.requesthandler.update_home_menu
handler.language_menu_to_json = self.language_menu_to_json
self.update_language_menu = handler.update_language_menu = web.server.requesthandler.update_language_menu
handler.saver_screen_to_json = self.saver_screen_to_json
self.update_saver_screen = handler.update_saver_menu = web.server.requesthandler.update_saver_screen
handler.about_screen_to_json = self.about_screen_to_json
self.update_about_screen = handler.update_about_screen = web.server.requesthandler.update_about_screen
self.mode_listener = handler.mode_listener = web.server.requesthandler.mode_listener
handler.play_button_to_json = self.play_button_to_json
self.play_button_pressed = handler.update_play_button = web.server.requesthandler.update_play_button
handler.shutdown_button_to_json = self.shutdown_button_to_json
self.shutdown_button_pressed = handler.update_shutdown_button = web.server.requesthandler.update_shutdown_button
handler.start_screensaver_to_json = self.start_screensaver_to_json
handler.stop_screensaver_to_json = self.stop_screensaver_to_json
self.start_screensaver = handler.start_screensaver = web.server.requesthandler.start_screensaver
self.stop_screensaver = handler.stop_screensaver = web.server.requesthandler.stop_screensaver
self.web_server = HTTPServer((host, int(port)), handler)
logging.debug("Web Server Started at %s:%s", host, port)
try:
self.web_server.serve_forever()
except:
pass
def get_station_screen(self):
""" Return Station Screen
:return: the reference to the Station Screen
"""
return self.peppy.screens["stations"]
def get_genre_screen(self):
""" Return Genre Screen
:return: the reference to the Genre Screen
"""
return self.peppy.screens["genres"]
def get_home_screen(self):
""" Return Home Screen
:return: the reference to the Home Screen
"""
return self.peppy.screens["home"]
def get_language_screen(self):
""" Return Language Screen
:return: the reference to the Language Screen
"""
return self.peppy.screens["language"]
def get_saver_screen(self):
""" Return Screensaver Screen
:return: the reference to the Screensaver Screen
"""
return self.peppy.screens["saver"]
def get_about_screen(self):
""" Return About Screen
:return: the reference to the About Screen
"""
return self.peppy.screens["about"]
def screen_to_json(self):
""" Convert current screen to JSON objects
:return: list of JSON objects representing current screen
"""
if self.peppy.screensaver_dispatcher.saver_running:
self.peppy.screensaver_dispatcher.cancel_screensaver()
self.peppy.screensaver_dispatcher.restart_dispatcher_thread()
current_screen = self.peppy.current_screen
screen = self.peppy.screens[current_screen]
return self.jason_factory.screen_to_json(current_screen, screen)
def title_to_json(self):
""" Convert title object into JSON object
:return: JSON object
"""
return self.jason_factory.title_to_json(self.get_station_screen().screen_title)
def volume_to_json(self):
""" Convert volume object into JSON object
:return: JSON object
"""
return self.jason_factory.container_to_json(self.get_station_screen().volume)
def genre_button_to_json(self):
""" Convert genre button into JSON object
:return: JSON object
"""
return self.jason_factory.container_to_json(self.get_station_screen().genres_button)
def home_button_to_json(self):
""" Convert home button into JSON object
:return: JSON object
"""
return self.jason_factory.container_to_json(self.get_station_screen().home_button)
def left_button_to_json(self):
""" Convert left button into JSON object
:return: JSON object
"""
return self.jason_factory.container_to_json(self.get_station_screen().left_button)
def page_down_button_to_json(self):
""" Convert page down button into JSON object
:return: JSON object
"""
return self.jason_factory.container_to_json(self.get_station_screen().page_down_button)
def right_button_to_json(self):
""" Convert right button into JSON object
:return: JSON object
"""
return self.jason_factory.container_to_json(self.get_station_screen().right_button)
def page_up_button_to_json(self):
""" Convert page up button into JSON object
:return: JSON object
"""
return self.jason_factory.container_to_json(self.get_station_screen().page_up_button)
def station_menu_to_json(self):
""" Convert station menu into JSON object
:return: JSON object
"""
return self.jason_factory.station_menu_to_json(self.get_station_screen().station_menu)
def play_button_to_json(self):
""" Convert play button into JSON object
:return: JSON object
"""
return self.jason_factory.container_to_json(self.get_station_screen().play_button)
def shutdown_button_to_json(self):
""" Convert shutdown button into JSON object
:return: JSON object
"""
return self.jason_factory.container_to_json(self.get_station_screen().shutdown_button)
def genre_menu_to_json(self):
""" Convert genre menu into JSON object
:return: JSON object
"""
return self.jason_factory.genre_menu_to_json(self.get_genre_screen().genre_menu)
def home_menu_to_json(self):
""" Convert home menu into JSON object
:return: JSON object
"""
return self.jason_factory.home_menu_to_json(self.get_home_screen().home_menu)
def language_menu_to_json(self):
""" Convert language menu into JSON object
:return: JSON object
"""
return self.jason_factory.language_menu_to_json(self.get_language_screen().language_menu)
def saver_screen_to_json(self):
""" Convert screensaver screen into JSON object
:return: JSON object
"""
return self.jason_factory.saver_screen_to_json(self.get_saver_screen())
def about_screen_to_json(self):
""" Convert about screen into JSON object
:return: JSON object
"""
return self.jason_factory.about_screen_to_json(self.get_about_screen())
def start_screensaver_to_json(self):
""" Convert start screensaver event into JSON object
:return: JSON object
"""
return self.jason_factory.start_screensaver_to_json()
def stop_screensaver_to_json(self):
""" Convert stop screensaver event into JSON object
:return: JSON object
"""
return self.jason_factory.stop_screensaver_to_json()
def add_station_screen_web_listeners(self, stations):
""" Add web listeners to station screen components
:param stations: the stations screen
"""
stations.screen_title.add_listener(self.title_change)
stations.volume.add_slide_listener(self.volume_change)
stations.volume.add_knob_listener(self.volume_change)
stations.volume.add_press_listener(self.volume_change)
stations.volume.add_motion_listener(self.volume_change)
stations.genres_button.add_press_listener(self.genre_button_pressed)
stations.genres_button.add_release_listener(self.create_screen)
stations.home_button.add_press_listener(self.home_button_pressed)
stations.home_button.add_release_listener(self.create_screen)
stations.station_menu.add_menu_click_listener(self.update_station_menu)
stations.station_menu.add_menu_click_listener(self.left_button_pressed)
stations.station_menu.add_menu_click_listener(self.right_button_pressed)
stations.station_menu.add_menu_click_listener(self.page_down_button_pressed)
stations.station_menu.add_menu_click_listener(self.page_up_button_pressed)
stations.station_menu.add_mode_listener(self.mode_listener)
stations.left_button.add_press_listener(self.left_button_pressed)
stations.left_button.add_release_listener(self.left_button_pressed)
stations.left_button.add_release_listener(self.update_station_menu)
stations.left_button.add_release_listener(self.right_button_pressed)
stations.page_down_button.add_press_listener(self.page_down_button_pressed)
stations.page_down_button.add_release_listener(self.page_down_button_pressed)
stations.page_down_button.add_release_listener(self.update_station_menu)
stations.page_down_button.add_release_listener(self.page_up_button_pressed)
stations.right_button.add_press_listener(self.right_button_pressed)
stations.right_button.add_release_listener(self.right_button_pressed)
stations.right_button.add_release_listener(self.update_station_menu)
stations.right_button.add_release_listener(self.left_button_pressed)
stations.page_up_button.add_press_listener(self.page_up_button_pressed)
stations.page_up_button.add_release_listener(self.page_up_button_pressed)
stations.page_up_button.add_release_listener(self.update_station_menu)
stations.page_up_button.add_release_listener(self.page_down_button_pressed)
stations.play_button.add_press_listener(self.play_button_pressed)
stations.play_button.add_release_listener(self.play_button_pressed)
stations.shutdown_button.add_press_listener(self.shutdown_button_pressed)
stations.shutdown_button.add_release_listener(self.shutdown_button_pressed)
stations.shutdown_button.add_cancel_listener(self.shutdown_button_pressed)
def add_genre_screen_web_listeners(self, genres):
""" Add web listeners to genre screen components
:param genres: the genres screen
"""
genres.genre_menu.add_listener(self.create_screen)
genres.genre_menu.add_move_listener(self.update_genre_menu)
def add_home_screen_web_listeners(self, home):
""" Add web listeners to home screen components
:param home: the home screen
"""
home.home_menu.add_listener(self.create_screen)
home.home_menu.add_move_listener(self.update_home_menu)
def add_language_screen_web_listeners(self, language):
""" Add web listeners to language screen components
:param language: the language screen
"""
language.language_menu.add_listener(self.create_screen)
language.language_menu.add_move_listener(self.update_language_menu)
def add_saver_screen_web_listeners(self, saver):
""" Add web listeners to screensaver screen components
:param saver: the screensaver screen
"""
saver.saver_menu.add_listener(self.create_screen)
saver.delay_menu.add_listener(self.create_screen)
saver.saver_menu.add_move_listener(self.update_saver_screen)
saver.delay_menu.add_move_listener(self.update_saver_screen)
def add_about_screen_web_listeners(self, about):
""" Add web listeners to about screen
:param about: the about screen
"""
about.add_listener(self.create_screen)
def add_screensaver_web_listener(self, screensaver_dispatcher):
""" Add web listeners to screensaver start and stop events
:param screensaver_dispatcher: the screensaver dispatcher
"""
screensaver_dispatcher.add_start_listener(self.start_screensaver)
screensaver_dispatcher.add_stop_listener(self.stop_screensaver)
def shutdown(self):
""" Shutdown Web Server """
self.web_server.socket.close()
