class ClearBladeIot(IotProvider):
"""
Child class containing implementations of IotProvider specific to CleaBlade.
"""
def __init__(self, iot_provider_cfg):
# 1. Load path to ClearBlade-specific module from config and add to path.
# 2. Import ClearBlade-specific module.
# 3. Load system_key and system_secret from config.
# 4. Create "System" object.
# 5. Call parent class' __init__
sys.path.append(iot_provider_cfg["module_dir"])
from clearblade.ClearBladeCore import System as ClearBladeSystem
self.ClearBladeSystem = ClearBladeSystem(
iot_provider_cfg["system_key"], iot_provider_cfg["system_secret"])
super().__init__(iot_provider_cfg)
def on_connect(self, client, userdata, flags, rc):
# Event handler for connection event. Subscribe to topic(s) here.
client.subscribe(self.subscribe_topic)
print(f"subscribed to {self.subscribe_topic}")
def onmsg(self, client, userdata, msg):
# Wraps core event handler for incoming messages
msg_payload = msg.payload
super().onmsg(msg_payload)
def connect(self):
# A connection to iot is established at the beginning and if publish fails.
# 1. Create AnonUser.
# 2. Create Messaging object with AnonUser as param.
# 3. Pass on_connect function.
# 4. Pass onmsg function.
# 5. Call Messaging object's "connect" method.
self.clearblade_iot_user = self.ClearBladeSystem.AnonUser()
self.clearblade_iot_comm = self.ClearBladeSystem.Messaging(
self.clearblade_iot_user, client_id="xqtive")
self.clearblade_iot_comm.on_connect = self.on_connect
self.clearblade_iot_comm.on_message = self.onmsg
self.clearblade_iot_comm.connect()
def publish(self, publish_topic, msg_str, qos):
self.clearblade_iot_comm.publish(publish_topic, msg_str, qos=qos)
SystemKey = "" #Enter your system key
SystemSecret = "" #Enter your system secret
url = "https://platform.clearblade.com"
mySystem = System(SystemKey, SystemSecret, url, safe=False)
answer = input("Do you have an account registered in this system? Y/n\n")
answer = answer.lower()
while (answer != "y" or answer != "n"):
if (answer == "y"):
enterEmail = input("enter your email\n")
enterPass = input("enter your password\n")
break
elif (answer == "n"):
anon = mySystem.AnonUser()
enterEmail = input("enter your email\n")
enterPass = input("enter your password\n")
newUser = mySystem.registerUser(anon, enterEmail, enterPass)
break
else:
answer = input("wrong answer, input Y/n again.\n")
email = enterEmail
password = enterPass
newUser = mySystem.User(email,
password) #access the platform and generate a token
mqtt = mySystem.Messaging(
newUser) #use the token to access messaging on your account