def __init__(self):
self.config = ConfigParser.RawConfigParser()
self.config.read(__config_file__)
self.hub_id = self.config.get('hub', 'hub_id') # Username
self.last_updated = self.config.getint('hub', 'last_update')
self.password = self.config.get('hub', 'password')
self.token = self.config.get('hub', 'token')
self.server_url = self.config.get('hub', 'server_url')
self.server_interval = self.config.getint('hub', 'server_interval')
self.server_wait = self.config.getint('hub', 'server_wait')
self.sensors = []
self.json_posting = JsonPosting()
self.sensor_factory = SensorFactory()
self.init_sensors()
class Hub():
def __init__(self):
self.config = ConfigParser.RawConfigParser()
self.config.read(__config_file__)
self.hub_id = self.config.get('hub', 'hub_id') # Username
self.last_updated = self.config.getint('hub', 'last_update')
self.password = self.config.get('hub', 'password')
self.token = self.config.get('hub', 'token')
self.server_url = self.config.get('hub', 'server_url')
self.server_interval = self.config.getint('hub', 'server_interval')
self.server_wait = self.config.getint('hub', 'server_wait')
self.sensors = []
self.json_posting = JsonPosting()
self.sensor_factory = SensorFactory()
self.init_sensors()
def init_sensors(self):
"""
Initializes and connects to the sensors of this hub
@return: A list of active sensors that can be interfaced with
"""
for sensor in self.config.items('sensors'):
self.sensors.append(self.sensor_factory.get_sensor_instance(sensor[0], self.config))
log_to_console("Initialized sensor: " + sensor[0])
# TODO try to connect to BLE sensors
def config_write(self):
config_file = open(__config_file__, 'w')
self.config.write(config_file)
config_file.close()
def add_sensor(self, name, sensor_type, mac_address=None):
"""
Takes a mac adress and a name and adds it to the list of sensors of this hub
@param name: The name of the sensor
@param sensor_type: The type of sensor
@param mac_address: The MAC address of the sensor
@return: True if sensor was successfully added to the list, false otherwise
"""
log_str = "Adding sensor: " + name + ", type: " + sensor_type + ', MAC address: ' + str(
mac_address)
log_to_console(log_str)
if not [s for s in self.sensors if s.name == name]:
self.config.set('sensors', name, sensor_type)
self.config.add_section(name)
self.config.set(name, 'type', sensor_type)
self.config.set(name, 'mac_address', mac_address)
self.config.set(name, 'last_update', int(calendar.timegm(dt.utcnow().timetuple())))
self.config_write()
self.sensors.append(self.sensor_factory.get_sensor_instance(name, self.config))
else:
log_to_console("A sensor with that name already exists")
def get_sensor_data(self, sensor):
end_time = dt.utcnow()
start_time = dt.utcfromtimestamp(sensor.last_updated)
measurements = sensor.get_all_measurements(start_time, end_time)
if measurements:
log_str = 'Caching measurements for ' + sensor.name
log_to_console(log_str)
if caching.cache_measurements(sensor, measurements, self):
self.config.set(sensor.name, 'last_update', sensor.last_updated)
self.config_write()
return measurements
