class ARMVEDBus(MSADbusService):
"""Server de DBus para ARMVE."""
def __init__(self):
"""Constructor"""
self.object_path = DBUS_ARMVE_PATH
self.bus_name = DBUS_BUSNAME_ARMVE
self._conn = False
self.buffer = None
self.printing = False
self._fan_auto_mode = True
self.controller = ARMVEController(self)
self._last_temp = 0
self._off_counter = 0
self._last_speed = -1
self._ac_power_source = True
self._usa_pir = USAR_PIR
self._usa_fan = USAR_FAN
self._autofeed_mode = AUTOFEED_DEFAULT
self._print_quality = PRINT_DEFAULT
self._screen_on = None
self._build = None
self.device = None
self.impresion_v2 = False
# Registro eventos a despachar
self._init_map()
# Corro el loop de eventos después de inicializar
MSADbusService.__init__(self, True)
# Abro el canal e inicializo
self.precache_data()
self.connect_and_load()
def connect_and_load(self):
"""Conecta y carga el servicio."""
self.buffer = self._init_channel()
if self.buffer is not None:
logger.debug("Canal Inicializado")
logger.debug("Flusheando buffer")
self._flush_all(self.buffer)
logger.debug("Creando agent")
self.agent = Agent(self.buffer)
if not self.agent:
self._conn = False
return self.connection(self._conn)
sleep(1)
self.initialize()
def initialize(self):
"""Inicializa el agente."""
logger.debug("Inicializando agent")
init_data = self.agent.initialize()
if init_data is not None and init_data[0] is not None:
init_data = init_data[0]
self._process_init_data(init_data)
self._flush_all(self.buffer)
self._create_devices()
self._set_autofeed()
self._set_print_quality()
self.register_events()
self._conn = True
self.backlight.set_brightness(DEFAULT_BRIGHTNESS)
self.rfid.set_antenna_level(RFID_POWER)
self.connection(self._conn)
def _process_init_data(self, init_data):
"""Procesa la informacion recibida en la inicializacion del ARM."""
self._free_page_mem = init_data.get('free_page_mem', 0)
build = init_data.get('build')
self._build = [init_data.get("machine_type"), build]
self.impresion_v2 = USAR_IMPRESION_V2 and build >= [2, 1, 0]
if self.impresion_v2:
logger.warning("Usando funcion nueva de impresion")
def _set_autofeed(self):
"""Establece el autofeed al inicio."""
logger.debug("estableciendo Autofeed")
autofeed = self._autofeed_mode
if autofeed == AUTOFEED_SELECT:
autofeed = AUTOFEED_1
status = self.printer.get_status()
if status is not None:
if status[0]['sensor_1']:
self.printer.paper_eject()
sleep(5)
status = self.printer.get_status()
while status is None:
sleep(1)
status = self.printer.get_status()
if not status[0]['sensor_3']:
autofeed = AUTOFEED_2
self._autofeed_mode = autofeed
self.printer.set_autofeed(autofeed)
def _set_print_quality(self):
"""Estableceblece la calidad de impresion inicial."""
logger.debug("estableciendo calidad de impresion")
self.printer.set_quality(PRINT_DEFAULT)
def _flush_all(self, channel):
"""Flushea el canal completamente."""
if channel is not None:
channel.flushInput()
channel.flushOutput()
channel.flush()
while channel.inWaiting() > 0:
channel.flushInput()
def _create_devices(self):
"""Instancia todos los dispositivos."""
logger.debug("creando dispositivos")
self.printer = Printer(self.buffer)
self.power_manager = PowerManager(self.buffer)
self.rfid = RFID(self.buffer)
self.backlight = Backlight(self.buffer)
self.fancoolers = FanCoolers(self.buffer)
self.pir = PIR(self.buffer)
self.device = Device(self.buffer)
def precache_data(self):
"""Precachea la data para que la primera impresion sea rapida."""
classes = (Candidatura, Categoria, Partido, Lista, Ubicacion,
TemplateImpresion, TemplateMap)
for class_ in classes:
class_.all()
def encender_monitor(self):
"""Enciende el backlight."""
#logger.debug("Recibido evento de PIR detectado")
if self._usa_pir and not self._screen_on:
self._screen_on = True
self._off_counter = 0
self.backlight.set_status(True)
def apagar_monitor(self):
"""Apaga el backlight."""
if self._usa_pir and not self.printer.has_paper() and \
not self._ac_power_source and self._screen_on:
self._screen_on = False
self.backlight.set_status(False)
def reset_device(self, number):
"""Resetea el dispositivo.
Argumentos:
number -- el numero de dispositivo a reiniciar.
"""
logger.info("Reinicializando dispositivo %s", number)
self.power_manager.set_leds(7, 1, 200, 1000)
func = None
if number == DEV_AGENT:
func = self.initialize
elif number == DEV_PWR:
func = self._eventos_power
elif number == DEV_PRINTER:
def _inner():
self._eventos_impresora()
self._set_autofeed()
self._set_print_quality()
func = _inner
elif number == DEV_RFID:
func = self._eventos_rfid
if func is not None:
timeout_add(100, func)
@method(DBUS_BUSNAME_ARMVE)
def reset_rfid(self):
"""Resetea el rfid."""
self.agent_reset(DEV_RFID)
def _eventos_rfid(self):
"""Registra los eventos de rfid."""
logger.info("registrando evento de cambio de tag")
self.rfid.register_new_tag(100)
def _eventos_impresora(self):
"""Registra los eventos de impresora."""
logger.info("registrando evento de papel insertado")
self.printer.register_paper_inserted()
logger.info("registrando evento de sensor 1")
self.printer.register_sensor_1()
logger.info("registrando evento de sensor 2")
self.printer.register_sensor_2()
def _eventos_power(self):
"""Registra los eventos de power."""
logger.info("registrando evento de conexion de AC")
self.power_manager.register_switch_ac()
logger.info("registrando evento de descarga de baterias")
self.power_manager.register_battery_discharge()
logger.info("registrando evento de conexion de baterias")
self.power_manager.register_battery_unplugged()
logger.info("registrando evento de desconexion de baterias")
self.power_manager.register_battery_plugged()
def _eventos_pir(self):
"""Registra los eventos de PIR."""
logger.info("registrando evento de presencia de pir")
self.pir.register_detected()
logger.info("registrando evento de no presencia de pir")
self.pir.register_not_detected()
@method(DBUS_BUSNAME_ARMVE)
def register_events(self):
"""Registra eventos."""
self._eventos_rfid()
self._eventos_impresora()
self._eventos_power()
if USAR_PIR:
self._eventos_pir()
@method(DBUS_BUSNAME_ARMVE)
def unregister_events(self):
"""Desregistra todos los eventos via agent."""
self.agent.unregister_events()
@method(DBUS_BUSNAME_ARMVE)
def list_events(self):
"""Lista todos los eventos registrados."""
events = self.agent.list_events()[0]
filt_events = [
self._prepare_response(event, False) for event in events['event']
]
events = self._prepare_response(filt_events)
return events
def _init_map(self):
"""Inicializa el mapa de callbacks."""
event_map = {}
event_map[(DEV_AGENT, EVT_AGENT_RESET)] = "reset_device"
event_map[(DEV_PWR, EVT_PWR_DISCHARGE)] = "battery_discharging"
event_map[(DEV_PWR, EVT_PWR_LVL_MIN)] = "battery_level_min"
event_map[(DEV_PWR, EVT_PWR_LVL_CRI)] = "battery_level_critical"
event_map[(DEV_PWR, EVT_PWR_LVL_MAX)] = "battery_level_max"
event_map[(DEV_PWR, EVT_PWR_SWITCH_AC)] = "switch_ac"
event_map[(DEV_PWR, EVT_PWR_UNPLUGGED)] = "battery_unplugged"
event_map[(DEV_PWR, EVT_PWR_PLUGGED)] = "battery_plugged"
event_map[(DEV_PWR, EVT_PWR_EMPTY)] = "battery_empty"
event_map[(DEV_RFID, EVT_RFID_NEW_TAG)] = "tag_leido"
event_map[(DEV_PRINTER, EVT_PRINTER_PAPER_INSERTED)] = "autofeed_end"
event_map[(DEV_PRINTER, EVT_PRINTER_SENSOR_1)] = "insertando_papel"
event_map[(DEV_PRINTER, EVT_PRINTER_SENSOR_2)] = "con_tarjeta"
event_map[(DEV_PRINTER, CMD_PRINTER_PRINT)] = "fin_impresion"
event_map[(DEV_PRINTER, CMD_PRINTER_PAPER_REMOVE)] = "boleta_expulsada"
event_map[(DEV_PRINTER, CMD_PRINTER_LOAD_COMP_BUFFER)] = \
"buffer_loaded"
event_map[(DEV_PRINTER, CMD_PRINTER_LOAD_COMP_BUFFER_FULL)] = \
"buffer_loaded"
event_map[(DEV_PIR, EVT_PIR_DETECTED)] = "pir_detected"
event_map[(DEV_PIR, EVT_PIR_NOT_DETECTED)] = "pir_not_detected"
self.event_map = event_map
def _init_channel(self):
"""Inicializa el canal."""
channel = None
serial_port = get_arm_port()
if serial_port is not None:
channel = Serial(serial_port, timeout=SERIAL_TIMEOUT)
if not channel.isOpen():
channel.open()
return channel
def temp_manager(self):
"""Manager de temperatura. Ee ejecuta cada N tiempo."""
if self._usa_fan:
temperature = get_temp()
if self._conn and (temperature > self._last_temp or
temperature <= FAN_THRESHOLD_OFF) \
and self._fan_auto_mode:
new_speed = get_fan_speed(temperature)
if new_speed != self._last_speed:
logger.info("Cambiando velocidad del fan a %s" % new_speed)
self.fancoolers.set_speed(new_speed)
self._last_speed = new_speed
self._last_temp = temperature
return True
else:
if hasattr(self, "fancoolers"):
try:
self.fancoolers.set_speed(0)
except SerialException:
self._reset_connection()
return False
def _reset_connection(self):
"""Resetea la conexion."""
self.buffer = None
self._conn = False
self.connection(self._conn)
def reset_off_counter(self):
"""Reinicia el contador de apagado de monitor."""
logger.debug("Recibido evento de PIR no detectado")
self._off_counter = 0
def backlight_manager(self):
"""Maneja el backlight."""
if self._off_counter == ITERACIONES_APAGADO:
self.apagar_monitor()
if not self._ac_power_source:
self._off_counter += 1
return True
def _service_init(self):
"""Inicializacion real del canal y corrida del service loop."""
logger.info("corriendo el canal, inicializando el service loop")
def _service_loop():
"""El loop del servicio. Se corre cada 100ms."""
try:
if self.buffer is not None and self.device is not None:
arm_data = self.device.read(True)
if arm_data is not None:
response, device_id, command_id, response_type = \
arm_data
self._process_arm_data(response, device_id, command_id,
response_type)
else:
self.connect_and_load()
except (SerialException, TypeError):
logger.error("problema de lectura del canal, desconectando")
self._reset_connection()
return True
timeout_add(100, _service_loop)
if self._usa_fan:
timeout_add(10000, self.temp_manager)
if self._usa_pir:
timeout_add(10000, self.backlight_manager)
def _process_arm_data(self, response, device_id, command_id,
response_type):
"""Procesa la data que llega del ARM.
Argumentos:
response -- Respuesta recibida.
device_id -- dispositivo.
command_id -- comando.
response_type -- tipo de respuesta.
"""
# Existe el evento en el mapa?
callback = self.event_map.get((device_id, command_id))
if callback is not None and response_type == MSG_EV_PUB:
# Llamo al método del controller con la respuesta
# como dict
controller_func = getattr(self.controller, callback, None)
response = self._prepare_response(response, False)
if controller_func:
response = controller_func(response)
else:
response = ()
# Llamo al método de esta clase con ese nombre si
# existe
callback = getattr(self, callback, None)
if callback:
callback(*response)
@method(DBUS_BUSNAME_ARMVE)
def quit(self):
""" Cierra el servicio DBUS, útil para casos de reinicio"""
if self._loop.is_running():
self._loop.quit()
def _info(self, func):
"""Decorador de logging de llamado a funciones."""
logger.info("llamando a %s" % func)
def _prepare_response(self, response, use_json=True):
"""Prepara la respuesta para adaptarse al formato de DBus."""
if hasattr(response, "__dict__"):
respose_dict = response.__dict__
else:
respose_dict = response
if use_json:
respose_dict = dumps(respose_dict)
return respose_dict
@method(DBUS_BUSNAME_ARMVE)
def get_power_source(self):
"""Devuelve cual es la fuente de alimentacion."""
self._info("get_power_source")
response = self.power_manager.get_power_source()
if response is not None:
response = response[0]
response = self._prepare_response(response, False)
self.controller.get_power_source_cb(response)
return response
@method(DBUS_BUSNAME_ARMVE)
def get_connected_batteries(self):
"""Indica las baterias conectadas."""
self._info("get_connected_batteries")
return self.power_manager.get_connected_batteries()
@signal(DBUS_BUSNAME_ARMVE)
def battery_discharging(self):
"""Evento de descarga de baterias."""
self.controller.power_source_change(False)
self._info("battery_discharging")
return True
@signal(DBUS_BUSNAME_ARMVE)
def battery_level_min(self, response):
"""Evento de bateria al minimo."""
return True
@signal(DBUS_BUSNAME_ARMVE)
def battery_level_critical(self, response):
"""Evento de bateria critica."""
return True
@signal(DBUS_BUSNAME_ARMVE)
def battery_level_max(self, response):
"""Evento de bateria al maximo."""
return True
@signal(DBUS_BUSNAME_ARMVE)
def switch_ac(self):
"""Evento de switcheo a AC."""
self.controller.power_source_change(True)
self._info("switch_ac")
return True
@signal(DBUS_BUSNAME_ARMVE)
def battery_unplugged(self):
"""Evento de bateria desenchufada."""
self._info("battery_unplugged")
return True
@signal(DBUS_BUSNAME_ARMVE)
def battery_plugged(self):
"""Evento de bateria enchufada."""
self._info("battery_plugged")
return True
@signal(DBUS_BUSNAME_ARMVE)
def pir_detected(self):
"""Evento de PIR detectado."""
self._info("pir_detected")
self.controller.pir_detected_cb(True)
return True
@signal(DBUS_BUSNAME_ARMVE)
def pir_not_detected(self):
"""Evento de PIR no detectado."""
self._info("pir_not_detected")
self.controller.pir_not_detected_cb(True)
return True
@signal(DBUS_BUSNAME_ARMVE)
def tag_leido(self, tipo_tag, tag):
"""Evento de tag leido."""
self._info("tag_leido")
return tipo_tag, tag
@signal(DBUS_BUSNAME_ARMVE)
def fin_impresion(self):
"""Evento de fin de impresion."""
self._info("fin_impresion")
self.expulsar_boleta()
return None
@signal(DBUS_BUSNAME_ARMVE)
def boleta_expulsada(self):
"""Evento de Boleta expulsada."""
self._info("boleta_expulsada")
return None
@signal(DBUS_BUSNAME_ARMVE)
def con_tarjeta(self, response):
"""Eventonto de tengo papel."""
self._info("con tarjeta")
return response
@method(DBUS_BUSNAME_ARMVE)
def imprimiendo(self):
"""Me dice si estoy imprimiendo o no."""
self._info("imprimiendo")
return self.printing
@method(DBUS_BUSNAME_ARMVE)
def _get_type(self):
"""Devuelve el tipo de impresora."""
self._info("get_type")
return self.printer.get_type()
@method(DBUS_BUSNAME_ARMVE)
def _get_vendor(self):
"""Devuelve el vendor de impresora."""
self._info("get_vendor")
return self.printer.get_vendor()
@method(DBUS_BUSNAME_ARMVE)
def linefeed(self, n):
"""Mueve n pasos el papel."""
self._info("linefeed")
return self.printer.move(n * 8)
@method(DBUS_BUSNAME_ARMVE)
def backfeed(self, n):
"""Mueve n pasos asia atras el papel."""
self._info("backfeed")
return self.printer.move(-n * 8)
@method(DBUS_BUSNAME_ARMVE)
def expulsar_boleta(self):
"""Expulsa la boleta."""
self._info("expulsar_boleta")
if hasattr(self, "power_manager"):
self.power_manager.set_leds(1, 1, 200, 400)
self.printer.register_paper_eject()
self.printer.paper_eject()
return True
@method(DBUS_BUSNAME_ARMVE)
def limpiar_cola(self):
"""Limpia el buffer de impresion."""
self._info("limpiar_cola")
self.printer.clear_buffer()
@method(DBUS_BUSNAME_ARMVE)
def imprimir_image(self, filepath, mode, size, dpi, transpose, compress,
only_buffer):
"""Imprime una imagen pasandole el path y las settings.
Argumentos:
filepath -- el path en disco de la imagen.
mode -- El modo de la imagen.
size -- el tamaño de la misma.
dpi -- con cuantos DPI queremos imprimir.
transpose -- Transpone la imagen.
compress -- Comprime la imagen al comprimirla.
only_buffer -- No la imprime, solo la guarda en buffer.
"""
self._info("imprimir_image")
self.controller.print_image(filepath, mode, size, transpose,
only_buffer)
return True
@method(DBUS_BUSNAME_ARMVE)
def imprimir_serializado(self, tipo_tag, tag, transpose, only_buffer,
extra_data):
"""Imprime los documentos desde una serializacion del tag.
Argumentos:
tipo_tag -- el tipo de documento que queremos guardar.
tag -- el contenido serializado del tag a guardar.
transpose -- indica si queremos transponer la imagen.
only_buffer -- no imprime la imagen, solo la guarda.
extra_data -- datos que no se guardan en el chip pero se imprimen.
"""
self._info("imprimir_serializado")
self.controller.imprimir_serializado(tipo_tag, tag, transpose,
only_buffer, extra_data)
@method(DBUS_BUSNAME_ARMVE)
def registrar(self, tag, solo_impimir=False, crypto_tag=None):
"""Registra un voto."""
self._info("registrar")
tag = b64decode(tag)
if crypto_tag is not None:
crypto_tag = b64decode(crypto_tag)
return self.controller.registrar(tag, solo_impimir, crypto_tag)
@method(DBUS_BUSNAME_ARMVE)
def do_print(self):
"""Manda a imprimir lo que haya en buffer."""
self._info("do_print")
return self.controller.do_print()
@method(DBUS_BUSNAME_ARMVE)
def tarjeta_ingresada(self):
"""Dice si la impresora tiene o no papel."""
self._info("tarjeta_ingresada")
if hasattr(self, "printer"):
ingresada = self.printer.has_paper()
else:
ingresada = False
return ingresada
@method(DBUS_BUSNAME_ARMVE)
def full_paper_status(self):
"""Devuelve el estado completo de los sensores de papel."""
printer_status = self.printer.get_status()
if printer_status is not None:
status = loads(self._prepare_response(printer_status[0]))
else:
status = None
return status
@method(DBUS_BUSNAME_ARMVE)
def get_quality(self):
"""Devuelve la calidad de impresion."""
return self.printer.get_quality()
@method(DBUS_BUSNAME_ARMVE)
def set_quality(self, level):
"""Establece la calidad de impresion."""
self._info("set_quality")
return self.printer.set_quality(level)
@method(DBUS_BUSNAME_ARMVE)
def estado(self, out_signature="b"):
"""Devuelve el estado de conexion al ARM."""
self._info("estado")
return self._conn
@method(DBUS_BUSNAME_ARMVE)
def read(self, out_signature="s"):
"""Lee un tag."""
self._info("read")
tag = self.controller.get_tag()
tag = tag[1]
return dumps(tag)
@method(DBUS_BUSNAME_ARMVE)
def read_metadata(self, out_signature="s"):
"""Devuelve la metadata del tag."""
return dumps(self.controller.get_tag_metadata())
@method(DBUS_BUSNAME_ARMVE)
def is_read_only(self, serial_number):
"""Me dice si un tag es de solo lectura.
Argumentos:
serial_number -- el numero de serie del tag.
"""
self._info("is_read_only")
return self.rfid.is_tag_read_only(decode(serial_number, "hex_codec"))
@method(DBUS_BUSNAME_ARMVE)
def write(self, serial, tipo, data, marcar_ro=False):
"""Escribe un tag especifico.
Argumentos:
serial -- el numero de serie.
tipo -- el tipo de tag.
data -- los datos que se quieren guardar adentro del tag.
marcar_ro -- si quemamos o no.
"""
return self.controller.write(decode(serial, "hex_codec"), tipo,
b64decode(data), marcar_ro)
@signal(DBUS_BUSNAME_ARMVE)
def connection(self, state):
"""Evento de conexion con el ARM."""
self._info("connection: " + str(state))
return state
@signal(DBUS_BUSNAME_ARMVE)
def insertando_papel(self, state):
"""Evento de insercion de papel."""
self._info("insertando_papel")
return state
@signal(DBUS_BUSNAME_ARMVE)
def autofeed_end(self, state):
"""Evento de fin de autofeed."""
self._info("autofeed_end")
return state
@method(DBUS_BUSNAME_ARMVE)
def guardar_tag(self, tipo_tag, data, marcar_ro):
"""Guarda un tag serializado.
Argumentos:
tipo_tag -- el tipo del tag que se quiere guardar.
data -- los datos que se quieren guardar en el tag.
marcar_ro -- quema el chip.
"""
self._info("guardar_tag")
return self.controller.guardar_tag(tipo_tag, b64decode(data),
marcar_ro)
@method(DBUS_BUSNAME_ARMVE)
def set_tipo(self, serial, tipo):
"""Establece el tipo de tag del chip.
Argumentos:
serial -- el numero de serie del chip.
tipo -- el tipo que se quiere cambiar.
"""
return self.controller.set_tipo(decode(serial, "hex_codec"),
b64decode(tipo).decode())
@method(DBUS_BUSNAME_ARMVE)
def get_map(self):
"""Devuelve le mapa del chip."""
return self.controller.get_map()
@method(DBUS_BUSNAME_ARMVE)
def get_brightness(self):
"""Devuelve el brillo actual del backlight."""
response = self.backlight.get_brightness()
if response is not None:
response = response[0]
return self._prepare_response(response)
@method(DBUS_BUSNAME_ARMVE)
def set_brightness(self, value):
"""Establece el brillo del backlight."""
return self.backlight.set_brightness(value)
@method(DBUS_BUSNAME_ARMVE)
def get_power_status(self):
"""Obtiene el estado de alimentacion de energia."""
response = self.power_manager.get_status()
if response is not None:
response = response[0]
response = self._prepare_response(response, False)
batteries = []
for element in response["batt_data"]:
batt = self._prepare_response(element, False)
batteries.append(batt)
response["batt_data"] = batteries
return dumps(response)
@method(DBUS_BUSNAME_ARMVE)
def get_build(self):
"""Obtiene el build del firmware."""
return self._build[1]
@method(DBUS_BUSNAME_ARMVE)
def get_machine_type(self):
"""Obtiene el modelo de maquina."""
ret = None
build = self._build
if build is not None:
ret = self._build[0]
return ret
@method(DBUS_BUSNAME_ARMVE)
def get_antenna_level(self):
"""Obtiene el nivel de la antena."""
response = self.rfid.get_antenna_level()
response = response[0]
return self._prepare_response(response)
@method(DBUS_BUSNAME_ARMVE)
def get_fan_speed(self):
"""Obtiene la velocidad de los fans."""
response = self.fancoolers.get_speed()
if response is not None:
response = response[0]
return self._prepare_response(response)
@method(DBUS_BUSNAME_ARMVE)
def set_fan_speed(self, value):
"""Establece la velocidad de los fans."""
return self.fancoolers.set_speed(value)
@method(DBUS_BUSNAME_ARMVE)
def get_fan_mode(self):
"""Obtiene el modo de los fans."""
return self._fan_auto_mode
@method(DBUS_BUSNAME_ARMVE)
def set_fan_auto_mode(self, value):
"""Establece el modo de los fans."""
return self.controller.set_fan_auto_mode(value)
@method(DBUS_BUSNAME_ARMVE)
def agent_reset(self, device):
"""Reinicia un dispositivo."""
return self.agent.reset(device)
@method(DBUS_BUSNAME_ARMVE)
def get_pir_status(self):
"""Obtiene el estado del PIR."""
response = self.pir.status()
response = self._prepare_response(response[0])
return response
@method(DBUS_BUSNAME_ARMVE)
def get_pir_mode(self):
"""Obtiene el modo del PIR."""
return self._usa_pir
@method(DBUS_BUSNAME_ARMVE)
def set_pir_mode(self, mode):
"""Establece el modo del PIR."""
self._info("set_pir_mode")
return self.controller.set_pir_mode(mode)
@method(DBUS_BUSNAME_ARMVE)
def get_autofeed_mode(self):
"""Obtiene el modo de autofeed."""
mode = self.printer.get_autofeed()
if mode is not None:
mode = mode[0]
return mode
@method(DBUS_BUSNAME_ARMVE)
def set_autofeed_mode(self, mode):
"""Establece el modo de autofeed."""
self._info("set_autofeed_mode")
return self.controller.set_autofeed_mode(mode)
class ARMVEDBus(MSADbusService):
def __init__(self):
"""Constructor"""
self.object_path = DBUS_ARMVE_PATH
self.bus_name = DBUS_BUSNAME_ARMVE
self._conn = False
self.buffer = None
self.printing = False
self._fan_auto_mode = True
self.controller = ARMVEController(self)
self._last_temp = 0
self._off_counter = 0
self._last_speed = -1
self._ac_power_source = True
self._usa_pir = USAR_PIR
self._usa_fan = USAR_FAN
self._autofeed_mode = AUTOFEED_DEFAULT
self._print_quality = PRINT_DEFAULT
self._screen_on = None
self._build = None
self.device = None
# Registro eventos a despachar
self._init_map()
# Corro el loop de eventos después de inicializar
MSADbusService.__init__(self, True)
# Abro el canal e inicializo
self.precache_data()
self.connect_and_load()
def connect_and_load(self):
self.buffer = self._init_channel()
if self.buffer is not None:
logger.debug("Canal Inicializado")
logger.debug("Flusheando buffer")
self._flush_all(self.buffer)
logger.debug("Creando agent")
self.agent = Agent(self.buffer)
if not self.agent:
self._conn = False
return self.connection(self._conn)
sleep(1)
self.initialize()
def initialize(self):
logger.debug("Inicializando agent")
init_data = self.agent.initialize()
if init_data is not None:
init_data = init_data[0]
self._free_page_mem = init_data.get('free_page_mem', 0)
self._build = [init_data.get("machine_type"),
init_data.get('build')]
self._flush_all(self.buffer)
self._create_devices()
self._set_autofeed()
self._set_print_quality()
self.register_events()
self._conn = True
self.backlight.set_brightness(DEFAULT_BRIGHTNESS)
self.rfid.set_antenna_level(RFID_POWER)
self.connection(self._conn)
def _set_autofeed(self):
logger.debug("estableciendo Autofeed")
autofeed = self._autofeed_mode
if autofeed == AUTOFEED_SELECT:
autofeed = AUTOFEED_1
status = self.printer.get_status()
if status is not None:
if status[0]['paper_out_1']:
self.printer.paper_eject()
sleep(5)
status = self.printer.get_status()
while status is None:
sleep(1)
status = self.printer.get_status()
if not status[0]['lever_open']:
autofeed = AUTOFEED_2
self._autofeed_mode = autofeed
self.printer.set_autofeed(autofeed)
def _set_print_quality(self):
logger.debug("estableciendo calidad de impresion")
self.printer.set_quality(PRINT_DEFAULT)
def _flush_all(self, channel):
if channel is not None:
channel.flushInput()
channel.flushOutput()
channel.flush()
while channel.inWaiting() > 0:
channel.flushInput()
def _create_devices(self):
logger.debug("creando dispositivos")
self.printer = Printer(self.buffer)
self.power_manager = PowerManager(self.buffer)
self.rfid = RFID(self.buffer)
self.backlight = Backlight(self.buffer)
self.fancoolers = FanCoolers(self.buffer)
self.pir = PIR(self.buffer)
self.device = Device(self.buffer)
def precache_data(self):
classes = (Candidato, Categoria, Partido, Lista, Ubicacion,
TemplateImpresion, TemplateMap)
for class_ in classes:
class_.all()
def encender_monitor(self):
#logger.debug("Recibido evento de PIR detectado")
if self._usa_pir and not self._screen_on:
self._screen_on = True
self._off_counter = 0
self.backlight.set_status(True)
def apagar_monitor(self):
if self._usa_pir and not self.printer.has_paper() and \
not self._ac_power_source and self._screen_on:
self._screen_on = False
self.backlight.set_status(False)
def reset_device(self, number):
logger.info("Reinicializando dispositivo %s", number)
self.power_manager.set_leds(7, 1, 200, 1000)
func = None
if number == DEV_AGENT:
func = self.initialize
elif number == DEV_PWR:
func = self._eventos_power
elif number == DEV_PRINTER:
def _inner():
self._eventos_impresora()
self._set_autofeed()
self._set_print_quality()
func = _inner
elif number == DEV_RFID:
func = self._eventos_rfid
if func is not None:
gobject.timeout_add(100, func)
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def reset_rfid(self):
self.agent_reset(DEV_RFID)
def _eventos_rfid(self):
logger.info("registrando evento de cambio de tag")
self.rfid.register_new_tag(100)
def _eventos_impresora(self):
logger.info("registrando evento de papel insertado")
self.printer.register_paper_inserted()
logger.info("registrando evento de paper out 1")
self.printer.register_paper_out_1()
logger.info("registrando evento de paper out 2")
self.printer.register_paper_out_2()
def _eventos_power(self):
logger.info("registrando evento de conexion de AC")
self.power_manager.register_switch_ac()
logger.info("registrando evento de descarga de baterias")
self.power_manager.register_battery_discharge()
logger.info("registrando evento de conexion de baterias")
self.power_manager.register_battery_unplugged()
logger.info("registrando evento de desconexion de baterias")
self.power_manager.register_battery_plugged()
def _eventos_pir(self):
logger.info("registrando evento de presencia de pir")
self.pir.register_detected()
logger.info("registrando evento de no presencia de pir")
self.pir.register_not_detected()
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def register_events(self):
self._eventos_rfid()
self._eventos_impresora()
self._eventos_power()
self._eventos_pir()
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def unregister_events(self):
self.agent.unregister_events()
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def list_events(self):
events = self.agent.list_events()[0]
filt_events = [self._prepare_response(event, False) for event in
events['event']]
events = self._prepare_response(filt_events)
return events
def _init_map(self):
event_map = {}
event_map[(DEV_AGENT, EVT_AGENT_RESET)] = "reset_device"
event_map[(DEV_PWR, EVT_PWR_DISCHARGE)] = "battery_discharging"
event_map[(DEV_PWR, EVT_PWR_LVL_MIN)] = "battery_level_min"
event_map[(DEV_PWR, EVT_PWR_LVL_CRI)] = "battery_level_critical"
event_map[(DEV_PWR, EVT_PWR_LVL_MAX)] = "battery_level_max"
event_map[(DEV_PWR, EVT_PWR_SWITCH_AC)] = "switch_ac"
event_map[(DEV_PWR, EVT_PWR_UNPLUGGED)] = "battery_unplugged"
event_map[(DEV_PWR, EVT_PWR_PLUGGED)] = "battery_plugged"
event_map[(DEV_PWR, EVT_PWR_EMPTY)] = "battery_empty"
event_map[(DEV_RFID, EVT_RFID_NEW_TAG)] = "tag_leido"
event_map[(DEV_PRINTER, EVT_PRINTER_PAPER_INSERTED)] = "autofeed_end"
event_map[(DEV_PRINTER, EVT_PRINTER_PAPER_OUT_1)] = "insertando_papel"
event_map[(DEV_PRINTER, EVT_PRINTER_PAPER_OUT_2)] = "con_tarjeta"
event_map[(DEV_PRINTER, CMD_PRINTER_PRINT)] = "fin_impresion"
event_map[(DEV_PRINTER, CMD_PRINTER_PAPER_REMOVE)] = "boleta_expulsada"
event_map[(DEV_PRINTER, CMD_PRINTER_LOAD_COMP_BUFFER)] = \
"buffer_loaded"
event_map[(DEV_PIR, EVT_PIR_DETECTED)] = "pir_detected"
event_map[(DEV_PIR, EVT_PIR_NOT_DETECTED)] = "pir_not_detected"
self.event_map = event_map
def _init_channel(self):
channel = None
serial_port = get_arm_port()
if serial_port is not None:
channel = Serial(serial_port, timeout=SERIAL_TIMEOUT)
if not channel.isOpen():
channel.open()
return channel
def temp_manager(self):
if self._usa_fan:
temperature = get_temp()
if self._conn and (temperature > self._last_temp or \
temperature <= FAN_THRESHOLD_OFF) and self._fan_auto_mode:
new_speed = get_fan_speed(temperature)
if new_speed != self._last_speed:
logger.info("Cambiando velocidad del fan a %s" % new_speed)
self.fancoolers.set_speed(new_speed)
self._last_speed = new_speed
self._last_temp = temperature
return True
else:
if hasattr(self, "fancoolers"):
self.fancoolers.set_speed(0)
return False
def reset_off_counter(self):
logger.debug("Recibido evento de PIR no detectado")
self._off_counter = 0
def backlight_manager(self):
if self._off_counter == ITERACIONES_APAGADO:
self.apagar_monitor()
if not self._ac_power_source:
self._off_counter += 1
return True
def _real_init(self):
logger.info("corriendo real init")
def _service_loop():
try:
if self.buffer is not None and self.device is not None:
arm_data = self.device.read(True)
if arm_data is not None:
response, device_id, command_id, response_type = \
arm_data
self._process_arm_data(response, device_id, command_id,
response_type)
else:
self.connect_and_load()
except SerialException:
logger.error("problema de lectura del canal, desconectando")
self.buffer = None
self._conn = False
self.connection(self._conn)
return True
gobject.timeout_add(100, _service_loop)
gobject.timeout_add(10000, self.temp_manager)
if self._usa_pir:
gobject.timeout_add(10000, self.backlight_manager)
def _process_arm_data(self, response, device_id, command_id, response_type):
# Existe el evento en el mapa?
callback = self.event_map.get((device_id, command_id))
if callback is not None and response_type == MSG_EV_PUB:
# Llamo al método del controller con la respuesta
# como dict
controller_func = getattr(self.controller, callback, None)
response = self._prepare_response(response, False)
if controller_func:
response = controller_func(response)
else:
response = ()
# Llamo al método de esta clase con ese nombre si
# existe
callback = getattr(self, callback, None)
if callback:
callback(*response)
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def quit(self):
""" Cierra el servicio DBUS, útil para casos de reinicio"""
if self._loop.is_running():
self._loop.quit()
def _info(self, func):
logger.info("llamando a %s" % func)
def _prepare_response(self, response, use_json=True):
if hasattr(response, "__dict__"):
respose_dict = response.__dict__
else:
respose_dict = response
if use_json:
respose_dict = dumps(respose_dict)
return respose_dict
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def get_power_source(self):
self._info("get_power_source")
response = self.power_manager.get_power_source()
if response is not None:
response = response[0]
response = self._prepare_response(response, False)
self.controller.get_power_source_cb(response)
return response
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def get_connected_batteries(self):
self._info("get_connected_batteries")
return self.power_manager.get_connected_batteries()
@dbus.service.signal(DBUS_BUSNAME_ARMVE)
def battery_discharging(self):
self.controller.power_source_change(False)
self._info("battery_discharging")
return True
@dbus.service.signal(DBUS_BUSNAME_ARMVE)
def battery_level_min(self, response):
return True
@dbus.service.signal(DBUS_BUSNAME_ARMVE)
def battery_level_critical(self, response):
return True
@dbus.service.signal(DBUS_BUSNAME_ARMVE)
def battery_level_max(self, response):
return True
@dbus.service.signal(DBUS_BUSNAME_ARMVE)
def switch_ac(self):
self.controller.power_source_change(True)
self._info("switch_ac")
return True
@dbus.service.signal(DBUS_BUSNAME_ARMVE)
def battery_unplugged(self):
self._info("battery_unplugged")
return True
@dbus.service.signal(DBUS_BUSNAME_ARMVE)
def battery_plugged(self):
self._info("battery_plugged")
return True
@dbus.service.signal(DBUS_BUSNAME_ARMVE)
def pir_detected(self):
self._info("pir_detected")
self.controller.pir_detected_cb(True)
return True
@dbus.service.signal(DBUS_BUSNAME_ARMVE)
def pir_not_detected(self):
self._info("pir_not_detected")
self.controller.pir_not_detected_cb(True)
return True
@dbus.service.signal(DBUS_BUSNAME_ARMVE)
def tag_leido(self, tipo_tag, tag):
self._info("tag_leido")
return tipo_tag, tag
@dbus.service.signal(DBUS_BUSNAME_ARMVE)
def fin_impresion(self):
self._info("fin_impresion")
self.expulsar_boleta()
return None
@dbus.service.signal(DBUS_BUSNAME_ARMVE)
def boleta_expulsada(self):
self._info("boleta_expulsada")
return None
@dbus.service.signal(DBUS_BUSNAME_ARMVE)
def con_tarjeta(self, response):
self._info("con tarjeta")
return response
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def imprimiendo(self):
self._info("imprimiendo")
return self.printing
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def _get_type(self):
self._info("get_type")
return self.printer.get_type()
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def _get_vendor(self):
self._info("get_vendor")
return self.printer.get_vendor()
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def linefeed(self, n):
self._info("linefeed")
return self.printer.move(n * 8)
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def backfeed(self, n):
self._info("backfeed")
return self.printer.move(-n * 8)
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def expulsar_boleta(self):
self._info("expulsar_boleta")
self.power_manager.set_leds(1, 1, 200, 400)
self.printer.register_paper_eject()
self.printer.paper_eject()
return True
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def tomar_tarjeta(self, loops):
self._info("tomar_tarjeta")
# en principio en la maquina con ARMVE no tiene sentido este comando
return True
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def posicionar_al_inicio(self):
self._info("posicionar_al_inicio")
# en principio en la maquina con ARMVE no tiene sentido este comando
return True
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def limpiar_cola(self):
self._info("limpiar_cola")
self.printer.clear_buffer()
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def imprimir_image(self, filepath, mode, size, dpi, transpose, compress,
only_buffer):
# TODO: Eliminar este método
self._info("imprimir_image")
self.controller.print_image(filepath, mode, size, transpose,
only_buffer)
return True
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def imprimir_serializado(self, tipo_tag, tag, transpose, only_buffer,
extra_data):
self._info("imprimir_serializado")
self.controller.imprimir_serializado(tipo_tag, tag, transpose,
only_buffer, extra_data)
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def registrar(self, tag):
self._info("registrar")
tag = b64decode(tag)
return self.controller.registrar(tag)
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def do_print(self):
self._info("do_print")
return self.controller.do_print()
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def tarjeta_ingresada(self):
self._info("tarjeta_ingresada")
if hasattr(self, "printer"):
ingresada = self.printer.has_paper()
else:
ingresada = False
return ingresada
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def tarjeta_sin_retirar(self):
self._info("tarjeta_sin_retirar")
estado = self.printer.has_paper()
return estado
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def full_paper_status(self):
printer_status = self.printer.get_status()
if printer_status is not None:
status = loads(self._prepare_response(printer_status[0]))
else:
status = None
return status
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def get_quality(self):
return self.printer.get_quality()
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def set_quality(self, level):
self._info("set_quality")
return self.printer.set_quality(level)
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def ping(self):
return 'pong'
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def estado(self, out_signature="b"):
self._info("estado")
return self._conn
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def read(self, out_signature="s"):
self._info("read")
tag = self.controller.get_tag()
tag = tag[1]
return dumps(tag)
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def read_metadata(self, out_signature="s"):
return dumps(self.controller.get_tag_metadata())
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def is_read_only(self, serial_number):
self._info("is_read_only")
return self.rfid.is_tag_read_only(serial_number)
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def write(self, serial, tipo, data, marcar_ro=False):
self._info("write")
return self.controller.write(serial, tipo, b64decode(data), marcar_ro)
@dbus.service.signal(DBUS_BUSNAME_ARMVE)
def connection(self, state):
self._info("connection: " + str(state))
return state
@dbus.service.signal(DBUS_BUSNAME_ARMVE)
def insertando_papel(self, state):
self._info("insertando_papel")
return state
@dbus.service.signal(DBUS_BUSNAME_ARMVE)
def autofeed_end(self, state):
self._info("autofeed_end")
return state
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def guardar_tag(self, tipo_tag, data, marcar_ro):
self._info("guardar_tag")
return self.controller.guardar_tag(tipo_tag, b64decode(data),
marcar_ro)
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def set_tipo(self, serial, tipo):
return self.controller.set_tipo(serial, b64decode(tipo))
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def get_map(self):
return self.controller.get_map()
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def get_brightness(self):
response = self.backlight.get_brightness()
response = response[0]
return self._prepare_response(response)
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def set_brightness(self, value):
return self.backlight.set_brightness(value)
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def get_power_status(self):
response = self.power_manager.get_status()
if response is not None:
response = response[0]
response = self._prepare_response(response, False)
batteries = []
for element in response["batt_data"]:
batt = self._prepare_response(element, False)
batteries.append(batt)
response["batt_data"] = batteries
return dumps(response)
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def get_build(self):
return self._build[1]
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def get_machine_type(self):
return self._build[0]
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def get_antenna_level(self):
response = self.rfid.get_antenna_level()
response = response[0]
return self._prepare_response(response)
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def get_fan_speed(self):
response = self.fancoolers.get_speed()
if response is not None:
response = response[0]
return self._prepare_response(response)
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def set_fan_speed(self, value):
return self.fancoolers.set_speed(value)
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def get_fan_mode(self):
return self._fan_auto_mode
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def set_fan_auto_mode(self, value):
return self.controller.set_fan_auto_mode(value)
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def agent_reset(self, device):
return self.agent.reset(device)
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def get_pir_status(self):
response = self.pir.status()
response = self._prepare_response(response[0])
return response
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def get_pir_mode(self):
return self._usa_pir
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def set_pir_mode(self, mode):
self._info("set_pir_mode")
return self.controller.set_pir_mode(mode)
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def get_autofeed_mode(self):
mode = self.printer.get_autofeed()
if mode is not None:
mode = mode[0]
return mode
@dbus.service.method(DBUS_BUSNAME_ARMVE)
def set_autofeed_mode(self, mode):
self._info("set_autofeed_mode")
return self.controller.set_autofeed_mode(mode)
class ARMVEDBus(MSADbusService):
"""Server de DBus para ARMVE."""
def __init__(self):
"""Constructor"""
self.object_path = DBUS_ARMVE_PATH
self.bus_name = DBUS_BUSNAME_ARMVE
self._conn = False
self.buffer = None
self.printing = False
self._fan_auto_mode = True
self.controller = ARMVEController(self)
self._last_temp = 0
self._off_counter = 0
self._last_speed = -1
self._ac_power_source = True
self._usa_pir = USAR_PIR
self._usa_fan = USAR_FAN
self._autofeed_mode = AUTOFEED_DEFAULT
self._print_quality = PRINT_DEFAULT
self._screen_on = None
self._build = None
self.device = None
self.impresion_v2 = False
# Registro eventos a despachar
self._init_map()
# Corro el loop de eventos después de inicializar
MSADbusService.__init__(self, True)
# Abro el canal e inicializo
self.precache_data()
self.connect_and_load()
def connect_and_load(self):
"""Conecta y carga el servicio."""
self.buffer = self._init_channel()
if self.buffer is not None:
logger.debug("Canal Inicializado")
logger.debug("Flusheando buffer")
self._flush_all(self.buffer)
logger.debug("Creando agent")
self.agent = Agent(self.buffer)
if not self.agent:
self._conn = False
return self.connection(self._conn)
sleep(1)
self.initialize()
def initialize(self):
"""Inicializa el agente."""
logger.debug("Inicializando agent")
init_data = self.agent.initialize()
if init_data is not None and init_data[0] is not None:
init_data = init_data[0]
self._process_init_data(init_data)
self._flush_all(self.buffer)
self._create_devices()
self._set_autofeed()
self._set_print_quality()
self.register_events()
self._conn = True
self.backlight.set_brightness(DEFAULT_BRIGHTNESS)
self.rfid.set_antenna_level(RFID_POWER)
self.connection(self._conn)
def _process_init_data(self, init_data):
"""Procesa la informacion recibida en la inicializacion del ARM."""
self._free_page_mem = init_data.get('free_page_mem', 0)
build = init_data.get('build')
self._build = [init_data.get("machine_type"),
build]
self.impresion_v2 = USAR_IMPRESION_V2 and build >= [2, 1, 0]
if self.impresion_v2:
logger.warning("Usando funcion nueva de impresion")
def _set_autofeed(self):
"""Establece el autofeed al inicio."""
logger.debug("estableciendo Autofeed")
autofeed = self._autofeed_mode
if autofeed == AUTOFEED_SELECT:
autofeed = AUTOFEED_1
status = self.printer.get_status()
if status is not None:
if status[0]['sensor_1']:
self.printer.paper_eject()
sleep(5)
status = self.printer.get_status()
while status is None:
sleep(1)
status = self.printer.get_status()
if not status[0]['sensor_3']:
autofeed = AUTOFEED_2
self._autofeed_mode = autofeed
self.printer.set_autofeed(autofeed)
def _set_print_quality(self):
"""Estableceblece la calidad de impresion inicial."""
logger.debug("estableciendo calidad de impresion")
self.printer.set_quality(PRINT_DEFAULT)
def _flush_all(self, channel):
"""Flushea el canal completamente."""
if channel is not None:
channel.flushInput()
channel.flushOutput()
channel.flush()
while channel.inWaiting() > 0:
channel.flushInput()
def _create_devices(self):
"""Instancia todos los dispositivos."""
logger.debug("creando dispositivos")
self.printer = Printer(self.buffer)
self.power_manager = PowerManager(self.buffer)
self.rfid = RFID(self.buffer)
self.backlight = Backlight(self.buffer)
self.fancoolers = FanCoolers(self.buffer)
self.pir = PIR(self.buffer)
self.device = Device(self.buffer)
def precache_data(self):
"""Precachea la data para que la primera impresion sea rapida."""
classes = (Candidatura, Categoria, Partido, Lista, Ubicacion,
TemplateImpresion, TemplateMap)
for class_ in classes:
class_.all()
def encender_monitor(self):
"""Enciende el backlight."""
#logger.debug("Recibido evento de PIR detectado")
if self._usa_pir and not self._screen_on:
self._screen_on = True
self._off_counter = 0
self.backlight.set_status(True)
def apagar_monitor(self):
"""Apaga el backlight."""
if self._usa_pir and not self.printer.has_paper() and \
not self._ac_power_source and self._screen_on:
self._screen_on = False
self.backlight.set_status(False)
def reset_device(self, number):
"""Resetea el dispositivo.
Argumentos:
number -- el numero de dispositivo a reiniciar.
"""
logger.info("Reinicializando dispositivo %s", number)
self.power_manager.set_leds(7, 1, 200, 1000)
func = None
if number == DEV_AGENT:
func = self.initialize
elif number == DEV_PWR:
func = self._eventos_power
elif number == DEV_PRINTER:
def _inner():
self._eventos_impresora()
self._set_autofeed()
self._set_print_quality()
func = _inner
elif number == DEV_RFID:
func = self._eventos_rfid
if func is not None:
timeout_add(100, func)
@method(DBUS_BUSNAME_ARMVE)
def reset_rfid(self):
"""Resetea el rfid."""
self.agent_reset(DEV_RFID)
def _eventos_rfid(self):
"""Registra los eventos de rfid."""
logger.info("registrando evento de cambio de tag")
self.rfid.register_new_tag(100)
def _eventos_impresora(self):
"""Registra los eventos de impresora."""
logger.info("registrando evento de papel insertado")
self.printer.register_paper_inserted()
logger.info("registrando evento de sensor 1")
self.printer.register_sensor_1()
logger.info("registrando evento de sensor 2")
self.printer.register_sensor_2()
def _eventos_power(self):
"""Registra los eventos de power."""
logger.info("registrando evento de conexion de AC")
self.power_manager.register_switch_ac()
logger.info("registrando evento de descarga de baterias")
self.power_manager.register_battery_discharge()
logger.info("registrando evento de conexion de baterias")
self.power_manager.register_battery_unplugged()
logger.info("registrando evento de desconexion de baterias")
self.power_manager.register_battery_plugged()
def _eventos_pir(self):
"""Registra los eventos de PIR."""
logger.info("registrando evento de presencia de pir")
self.pir.register_detected()
logger.info("registrando evento de no presencia de pir")
self.pir.register_not_detected()
@method(DBUS_BUSNAME_ARMVE)
def register_events(self):
"""Registra eventos."""
self._eventos_rfid()
self._eventos_impresora()
self._eventos_power()
if USAR_PIR:
self._eventos_pir()
@method(DBUS_BUSNAME_ARMVE)
def unregister_events(self):
"""Desregistra todos los eventos via agent."""
self.agent.unregister_events()
@method(DBUS_BUSNAME_ARMVE)
def list_events(self):
"""Lista todos los eventos registrados."""
events = self.agent.list_events()[0]
filt_events = [self._prepare_response(event, False) for event in
events['event']]
events = self._prepare_response(filt_events)
return events
def _init_map(self):
"""Inicializa el mapa de callbacks."""
event_map = {}
event_map[(DEV_AGENT, EVT_AGENT_RESET)] = "reset_device"
event_map[(DEV_PWR, EVT_PWR_DISCHARGE)] = "battery_discharging"
event_map[(DEV_PWR, EVT_PWR_LVL_MIN)] = "battery_level_min"
event_map[(DEV_PWR, EVT_PWR_LVL_CRI)] = "battery_level_critical"
event_map[(DEV_PWR, EVT_PWR_LVL_MAX)] = "battery_level_max"
event_map[(DEV_PWR, EVT_PWR_SWITCH_AC)] = "switch_ac"
event_map[(DEV_PWR, EVT_PWR_UNPLUGGED)] = "battery_unplugged"
event_map[(DEV_PWR, EVT_PWR_PLUGGED)] = "battery_plugged"
event_map[(DEV_PWR, EVT_PWR_EMPTY)] = "battery_empty"
event_map[(DEV_RFID, EVT_RFID_NEW_TAG)] = "tag_leido"
event_map[(DEV_PRINTER, EVT_PRINTER_PAPER_INSERTED)] = "autofeed_end"
event_map[(DEV_PRINTER, EVT_PRINTER_SENSOR_1)] = "insertando_papel"
event_map[(DEV_PRINTER, EVT_PRINTER_SENSOR_2)] = "con_tarjeta"
event_map[(DEV_PRINTER, CMD_PRINTER_PRINT)] = "fin_impresion"
event_map[(DEV_PRINTER, CMD_PRINTER_PAPER_REMOVE)] = "boleta_expulsada"
event_map[(DEV_PRINTER, CMD_PRINTER_LOAD_COMP_BUFFER)] = \
"buffer_loaded"
event_map[(DEV_PRINTER, CMD_PRINTER_LOAD_COMP_BUFFER_FULL)] = \
"buffer_loaded"
event_map[(DEV_PIR, EVT_PIR_DETECTED)] = "pir_detected"
event_map[(DEV_PIR, EVT_PIR_NOT_DETECTED)] = "pir_not_detected"
self.event_map = event_map
def _init_channel(self):
"""Inicializa el canal."""
channel = None
serial_port = get_arm_port()
if serial_port is not None:
channel = Serial(serial_port, timeout=SERIAL_TIMEOUT)
if not channel.isOpen():
channel.open()
return channel
def temp_manager(self):
"""Manager de temperatura. Ee ejecuta cada N tiempo."""
if self._usa_fan:
temperature = get_temp()
if self._conn and (temperature > self._last_temp or
temperature <= FAN_THRESHOLD_OFF) \
and self._fan_auto_mode:
new_speed = get_fan_speed(temperature)
if new_speed != self._last_speed:
logger.info("Cambiando velocidad del fan a %s" % new_speed)
self.fancoolers.set_speed(new_speed)
self._last_speed = new_speed
self._last_temp = temperature
return True
else:
if hasattr(self, "fancoolers"):
try:
self.fancoolers.set_speed(0)
except SerialException:
self._reset_connection()
return False
def _reset_connection(self):
"""Resetea la conexion."""
self.buffer = None
self._conn = False
self.connection(self._conn)
def reset_off_counter(self):
"""Reinicia el contador de apagado de monitor."""
logger.debug("Recibido evento de PIR no detectado")
self._off_counter = 0
def backlight_manager(self):
"""Maneja el backlight."""
if self._off_counter == ITERACIONES_APAGADO:
self.apagar_monitor()
if not self._ac_power_source:
self._off_counter += 1
return True
def _service_init(self):
"""Inicializacion real del canal y corrida del service loop."""
logger.info("corriendo el canal, inicializando el service loop")
def _service_loop():
"""El loop del servicio. Se corre cada 100ms."""
try:
if self.buffer is not None and self.device is not None:
arm_data = self.device.read(True)
if arm_data is not None:
response, device_id, command_id, response_type = \
arm_data
self._process_arm_data(response, device_id, command_id,
response_type)
else:
self.connect_and_load()
except (SerialException, TypeError):
logger.error("problema de lectura del canal, desconectando")
self._reset_connection()
return True
timeout_add(100, _service_loop)
if self._usa_fan:
timeout_add(10000, self.temp_manager)
if self._usa_pir:
timeout_add(10000, self.backlight_manager)
def _process_arm_data(self, response, device_id, command_id,
response_type):
"""Procesa la data que llega del ARM.
Argumentos:
response -- Respuesta recibida.
device_id -- dispositivo.
command_id -- comando.
response_type -- tipo de respuesta.
"""
# Existe el evento en el mapa?
callback = self.event_map.get((device_id, command_id))
if callback is not None and response_type == MSG_EV_PUB:
# Llamo al método del controller con la respuesta
# como dict
controller_func = getattr(self.controller, callback, None)
response = self._prepare_response(response, False)
if controller_func:
response = controller_func(response)
else:
response = ()
# Llamo al método de esta clase con ese nombre si
# existe
callback = getattr(self, callback, None)
if callback:
callback(*response)
@method(DBUS_BUSNAME_ARMVE)
def quit(self):
""" Cierra el servicio DBUS, útil para casos de reinicio"""
if self._loop.is_running():
self._loop.quit()
def _info(self, func):
"""Decorador de logging de llamado a funciones."""
logger.info("llamando a %s" % func)
def _prepare_response(self, response, use_json=True):
"""Prepara la respuesta para adaptarse al formato de DBus."""
if hasattr(response, "__dict__"):
respose_dict = response.__dict__
else:
respose_dict = response
if use_json:
respose_dict = dumps(respose_dict)
return respose_dict
@method(DBUS_BUSNAME_ARMVE)
def get_power_source(self):
"""Devuelve cual es la fuente de alimentacion."""
self._info("get_power_source")
response = self.power_manager.get_power_source()
if response is not None:
response = response[0]
response = self._prepare_response(response, False)
self.controller.get_power_source_cb(response)
return response
@method(DBUS_BUSNAME_ARMVE)
def get_connected_batteries(self):
"""Indica las baterias conectadas."""
self._info("get_connected_batteries")
return self.power_manager.get_connected_batteries()
@signal(DBUS_BUSNAME_ARMVE)
def battery_discharging(self):
"""Evento de descarga de baterias."""
self.controller.power_source_change(False)
self._info("battery_discharging")
return True
@signal(DBUS_BUSNAME_ARMVE)
def battery_level_min(self, response):
"""Evento de bateria al minimo."""
return True
@signal(DBUS_BUSNAME_ARMVE)
def battery_level_critical(self, response):
"""Evento de bateria critica."""
return True
@signal(DBUS_BUSNAME_ARMVE)
def battery_level_max(self, response):
"""Evento de bateria al maximo."""
return True
@signal(DBUS_BUSNAME_ARMVE)
def switch_ac(self):
"""Evento de switcheo a AC."""
self.controller.power_source_change(True)
self._info("switch_ac")
return True
@signal(DBUS_BUSNAME_ARMVE)
def battery_unplugged(self):
"""Evento de bateria desenchufada."""
self._info("battery_unplugged")
return True
@signal(DBUS_BUSNAME_ARMVE)
def battery_plugged(self):
"""Evento de bateria enchufada."""
self._info("battery_plugged")
return True
@signal(DBUS_BUSNAME_ARMVE)
def pir_detected(self):
"""Evento de PIR detectado."""
self._info("pir_detected")
self.controller.pir_detected_cb(True)
return True
@signal(DBUS_BUSNAME_ARMVE)
def pir_not_detected(self):
"""Evento de PIR no detectado."""
self._info("pir_not_detected")
self.controller.pir_not_detected_cb(True)
return True
@signal(DBUS_BUSNAME_ARMVE)
def tag_leido(self, tipo_tag, tag):
"""Evento de tag leido."""
self._info("tag_leido")
return tipo_tag, tag
@signal(DBUS_BUSNAME_ARMVE)
def fin_impresion(self):
"""Evento de fin de impresion."""
self._info("fin_impresion")
self.expulsar_boleta()
return None
@signal(DBUS_BUSNAME_ARMVE)
def boleta_expulsada(self):
"""Evento de Boleta expulsada."""
self._info("boleta_expulsada")
return None
@signal(DBUS_BUSNAME_ARMVE)
def con_tarjeta(self, response):
"""Eventonto de tengo papel."""
self._info("con tarjeta")
return response
@method(DBUS_BUSNAME_ARMVE)
def imprimiendo(self):
"""Me dice si estoy imprimiendo o no."""
self._info("imprimiendo")
return self.printing
@method(DBUS_BUSNAME_ARMVE)
def _get_type(self):
"""Devuelve el tipo de impresora."""
self._info("get_type")
return self.printer.get_type()
@method(DBUS_BUSNAME_ARMVE)
def _get_vendor(self):
"""Devuelve el vendor de impresora."""
self._info("get_vendor")
return self.printer.get_vendor()
@method(DBUS_BUSNAME_ARMVE)
def linefeed(self, n):
"""Mueve n pasos el papel."""
self._info("linefeed")
return self.printer.move(n * 8)
@method(DBUS_BUSNAME_ARMVE)
def backfeed(self, n):
"""Mueve n pasos asia atras el papel."""
self._info("backfeed")
return self.printer.move(-n * 8)
@method(DBUS_BUSNAME_ARMVE)
def expulsar_boleta(self):
"""Expulsa la boleta."""
self._info("expulsar_boleta")
if hasattr(self, "power_manager"):
self.power_manager.set_leds(1, 1, 200, 400)
self.printer.register_paper_eject()
self.printer.paper_eject()
return True
@method(DBUS_BUSNAME_ARMVE)
def limpiar_cola(self):
"""Limpia el buffer de impresion."""
self._info("limpiar_cola")
self.printer.clear_buffer()
@method(DBUS_BUSNAME_ARMVE)
def imprimir_image(self, filepath, mode, size, dpi, transpose, compress,
only_buffer):
"""Imprime una imagen pasandole el path y las settings.
Argumentos:
filepath -- el path en disco de la imagen.
mode -- El modo de la imagen.
size -- el tamaño de la misma.
dpi -- con cuantos DPI queremos imprimir.
transpose -- Transpone la imagen.
compress -- Comprime la imagen al comprimirla.
only_buffer -- No la imprime, solo la guarda en buffer.
"""
self._info("imprimir_image")
self.controller.print_image(filepath, mode, size, transpose,
only_buffer)
return True
@method(DBUS_BUSNAME_ARMVE)
def imprimir_serializado(self, tipo_tag, tag, transpose, only_buffer,
extra_data):
"""Imprime los documentos desde una serializacion del tag.
Argumentos:
tipo_tag -- el tipo de documento que queremos guardar.
tag -- el contenido serializado del tag a guardar.
transpose -- indica si queremos transponer la imagen.
only_buffer -- no imprime la imagen, solo la guarda.
extra_data -- datos que no se guardan en el chip pero se imprimen.
"""
self._info("imprimir_serializado")
self.controller.imprimir_serializado(tipo_tag, tag, transpose,
only_buffer, extra_data)
@method(DBUS_BUSNAME_ARMVE)
def registrar(self, tag, solo_impimir=False, crypto_tag=None):
"""Registra un voto."""
self._info("registrar")
tag = b64decode(tag)
if crypto_tag is not None:
crypto_tag = b64decode(crypto_tag)
return self.controller.registrar(tag, solo_impimir, crypto_tag)
@method(DBUS_BUSNAME_ARMVE)
def do_print(self):
"""Manda a imprimir lo que haya en buffer."""
self._info("do_print")
return self.controller.do_print()
@method(DBUS_BUSNAME_ARMVE)
def tarjeta_ingresada(self):
"""Dice si la impresora tiene o no papel."""
self._info("tarjeta_ingresada")
if hasattr(self, "printer"):
ingresada = self.printer.has_paper()
else:
ingresada = False
return ingresada
@method(DBUS_BUSNAME_ARMVE)
def full_paper_status(self):
"""Devuelve el estado completo de los sensores de papel."""
printer_status = self.printer.get_status()
if printer_status is not None:
status = loads(self._prepare_response(printer_status[0]))
else:
status = None
return status
@method(DBUS_BUSNAME_ARMVE)
def get_quality(self):
"""Devuelve la calidad de impresion."""
return self.printer.get_quality()
@method(DBUS_BUSNAME_ARMVE)
def set_quality(self, level):
"""Establece la calidad de impresion."""
self._info("set_quality")
return self.printer.set_quality(level)
@method(DBUS_BUSNAME_ARMVE)
def estado(self, out_signature="b"):
"""Devuelve el estado de conexion al ARM."""
self._info("estado")
return self._conn
@method(DBUS_BUSNAME_ARMVE)
def read(self, out_signature="s"):
"""Lee un tag."""
self._info("read")
tag = self.controller.get_tag()
tag = tag[1]
return dumps(tag)
@method(DBUS_BUSNAME_ARMVE)
def read_metadata(self, out_signature="s"):
"""Devuelve la metadata del tag."""
return dumps(self.controller.get_tag_metadata())
@method(DBUS_BUSNAME_ARMVE)
def is_read_only(self, serial_number):
"""Me dice si un tag es de solo lectura.
Argumentos:
serial_number -- el numero de serie del tag.
"""
self._info("is_read_only")
return self.rfid.is_tag_read_only(decode(serial_number, "hex_codec"))
@method(DBUS_BUSNAME_ARMVE)
def write(self, serial, tipo, data, marcar_ro=False):
"""Escribe un tag especifico.
Argumentos:
serial -- el numero de serie.
tipo -- el tipo de tag.
data -- los datos que se quieren guardar adentro del tag.
marcar_ro -- si quemamos o no.
"""
return self.controller.write(decode(serial, "hex_codec"), tipo,
b64decode(data), marcar_ro)
@signal(DBUS_BUSNAME_ARMVE)
def connection(self, state):
"""Evento de conexion con el ARM."""
self._info("connection: " + str(state))
return state
@signal(DBUS_BUSNAME_ARMVE)
def insertando_papel(self, state):
"""Evento de insercion de papel."""
self._info("insertando_papel")
return state
@signal(DBUS_BUSNAME_ARMVE)
def autofeed_end(self, state):
"""Evento de fin de autofeed."""
self._info("autofeed_end")
return state
@method(DBUS_BUSNAME_ARMVE)
def guardar_tag(self, tipo_tag, data, marcar_ro):
"""Guarda un tag serializado.
Argumentos:
tipo_tag -- el tipo del tag que se quiere guardar.
data -- los datos que se quieren guardar en el tag.
marcar_ro -- quema el chip.
"""
self._info("guardar_tag")
return self.controller.guardar_tag(tipo_tag, b64decode(data),
marcar_ro)
@method(DBUS_BUSNAME_ARMVE)
def set_tipo(self, serial, tipo):
"""Establece el tipo de tag del chip.
Argumentos:
serial -- el numero de serie del chip.
tipo -- el tipo que se quiere cambiar.
"""
return self.controller.set_tipo(decode(serial, "hex_codec"),
b64decode(tipo).decode())
@method(DBUS_BUSNAME_ARMVE)
def get_map(self):
"""Devuelve le mapa del chip."""
return self.controller.get_map()
@method(DBUS_BUSNAME_ARMVE)
def get_brightness(self):
"""Devuelve el brillo actual del backlight."""
response = self.backlight.get_brightness()
if response is not None:
response = response[0]
return self._prepare_response(response)
@method(DBUS_BUSNAME_ARMVE)
def set_brightness(self, value):
"""Establece el brillo del backlight."""
return self.backlight.set_brightness(value)
@method(DBUS_BUSNAME_ARMVE)
def get_power_status(self):
"""Obtiene el estado de alimentacion de energia."""
response = self.power_manager.get_status()
if response is not None:
response = response[0]
response = self._prepare_response(response, False)
batteries = []
for element in response["batt_data"]:
batt = self._prepare_response(element, False)
batteries.append(batt)
response["batt_data"] = batteries
return dumps(response)
@method(DBUS_BUSNAME_ARMVE)
def get_build(self):
"""Obtiene el build del firmware."""
return self._build[1]
@method(DBUS_BUSNAME_ARMVE)
def get_machine_type(self):
"""Obtiene el modelo de maquina."""
ret = None
build = self._build
if build is not None:
ret = self._build[0]
return ret
@method(DBUS_BUSNAME_ARMVE)
def get_antenna_level(self):
"""Obtiene el nivel de la antena."""
response = self.rfid.get_antenna_level()
response = response[0]
return self._prepare_response(response)
@method(DBUS_BUSNAME_ARMVE)
def get_fan_speed(self):
"""Obtiene la velocidad de los fans."""
response = self.fancoolers.get_speed()
if response is not None:
response = response[0]
return self._prepare_response(response)
@method(DBUS_BUSNAME_ARMVE)
def set_fan_speed(self, value):
"""Establece la velocidad de los fans."""
return self.fancoolers.set_speed(value)
@method(DBUS_BUSNAME_ARMVE)
def get_fan_mode(self):
"""Obtiene el modo de los fans."""
return self._fan_auto_mode
@method(DBUS_BUSNAME_ARMVE)
def set_fan_auto_mode(self, value):
"""Establece el modo de los fans."""
return self.controller.set_fan_auto_mode(value)
@method(DBUS_BUSNAME_ARMVE)
def agent_reset(self, device):
"""Reinicia un dispositivo."""
return self.agent.reset(device)
@method(DBUS_BUSNAME_ARMVE)
def get_pir_status(self):
"""Obtiene el estado del PIR."""
response = self.pir.status()
response = self._prepare_response(response[0])
return response
@method(DBUS_BUSNAME_ARMVE)
def get_pir_mode(self):
"""Obtiene el modo del PIR."""
return self._usa_pir
@method(DBUS_BUSNAME_ARMVE)
def set_pir_mode(self, mode):
"""Establece el modo del PIR."""
self._info("set_pir_mode")
return self.controller.set_pir_mode(mode)
@method(DBUS_BUSNAME_ARMVE)
def get_autofeed_mode(self):
"""Obtiene el modo de autofeed."""
mode = self.printer.get_autofeed()
if mode is not None:
mode = mode[0]
return mode
@method(DBUS_BUSNAME_ARMVE)
def set_autofeed_mode(self, mode):
"""Establece el modo de autofeed."""
self._info("set_autofeed_mode")
return self.controller.set_autofeed_mode(mode)