def __init__(self,
room,
floor,
building,
host,
port,
command_topic,
status_topic,
actuator_pin,
pin_numbering='BCM',
activeState=1,
CS=8,
MOSI=10,
MISO=9,
SCLK=11):
self.room = room
self.floor = floor
self.building = building
self.id = str(self.room) + str(building)
self.mqtt = MQTT_Client(
room,
floor,
building,
host,
port,
command_topic,
status_topic,
)
self.door = Door(actuator_pin=actuator_pin,
numbering=pin_numbering,
activeState=activeState)
self.rfid = RFID_Reader(CS=CS, MOSI=MOSI, MISO=MISO, SCLK=SCLK)
self.available_commands = {b'open': self.door.open}
import npyscreen, queue
import json, time
from MQTT_Client import MQTT_Client
# for debugging
import logging
# create the queue for received messages:
msgs = queue.Queue()
# create the MQTT client instance with the default
# parameters since we're connecting to a server on the localhost
# and default port
mqtt = MQTT_Client()
topic = "user_db"
# set the logging level
logging.basicConfig(level=logging.INFO)
# create the UI instance
class ClientApp(npyscreen.NPSAppManaged):
def onStart(self):
self.registerForm("MAIN", ManagementForm())
class ManagementForm(npyscreen.Form):
OK_BUTTON_TEXT = "Exit (Ctrl + C)"
class Room():
def __init__(self,
room,
floor,
building,
host,
port,
command_topic,
status_topic,
actuator_pin,
pin_numbering='BCM',
activeState=1,
CS=8,
MOSI=10,
MISO=9,
SCLK=11):
self.room = room
self.floor = floor
self.building = building
self.id = str(self.room) + str(building)
self.mqtt = MQTT_Client(
room,
floor,
building,
host,
port,
command_topic,
status_topic,
)
self.door = Door(actuator_pin=actuator_pin,
numbering=pin_numbering,
activeState=activeState)
self.rfid = RFID_Reader(CS=CS, MOSI=MOSI, MISO=MISO, SCLK=SCLK)
self.available_commands = {b'open': self.door.open}
def command_handler(self, client, userdata, message):
logger.info(f'received command {message.payload}')
self.available_commands.get(message.payload,
self.command_error)(message.payload)
def command_error(self, command):
logger.error(f'got corrupted command - {command}')
def routine_start(self):
self.mqtt.handler = self.command_handler
self.rfid.handler = self.mqtt.request_open
self.mqtt.connect()
while True:
uid = self.rfid.readUID()
if uid is not None:
logger.debug(f'uid is {uid}')
self.rfid.handler(uid)
logger.info(
f'{time.strftime("%Y-%m-%d %H:%M:%S",time.localtime())} access attempt by {uid}'
)
uid_old, uid_new = uid, uid
while uid_old == uid_new:
uid_new = self.rfid.readUID()
if uid_new is None:
uid_new = self.rfid.readUID()
logger.debug(f'new uid is {uid_new}')
if uid is None:
break
time.sleep(0.1)
else:
time.sleep(0.1)
t_getData.start() # Start thread
initialGuess = findIG(get_array(
q_cpp_output)) # Determine initial guess based on magnet's location
# Error handling in case thread spawning fails (2/2)
except Exception as e:
print("Could NOT create thread, check .cpp")
print("Error type {}".format(type(e)))
print("Error Arguments {}".format(e.args))
sleep(2.5)
quit() # Shutdown entire program
# Start MQTT Client
MQTT_IP_ADDRESS = "ENTER ADDRESS" # IP address for MQTT broker
MQTT = MQTT_Client(MQTT_IP_ADDRESS) # Start MQTT client
# Setup Tkinter's GUI
gui = Tk()
dial = counter(gui)
dial.pack(side=TOP, expand=YES, fill=BOTH)
dial.set_str()
gui.attributes("-fullscreen", True)
gui.update()
# ************************************************************************
# =========================> MAKE IT ALL HAPPEN <=========================
# ************************************************************************
print("Ready in 3 "),
sleep(1.0)