SmartHome/control.py at master · gjwGithub/SmartHome · GitHub

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import RPi.GPIO as GPIO
import time
import face3
import paho.mqtt.client as mqtt
import json
from picamera import PiCamera
import requests
import json
import base64
#import door
#import buzzer
#import light


# The callback for when the client receives a CONNACK response from the server.
def on_connect(client, userdata, flags, rc):
    print("Connected with result code "+str(rc))

    # Subscribing in on_connect() means that if we lose the connection and
    # reconnect then subscriptions will be renewed.
    client.subscribe("/home/home1") #subscribe to corresponding channel (same with the id(unique) of Pi)

# The callback for when a PUBLISH message is received from the server.
def on_message(client, userdata, msg):
    print(msg.topic+" "+str(msg.payload))
    message = json.loads(msg.payload)
    if (message['Type'] == "ViewPhoto"):
        #TO-DO: Require camera to take picture.
        camera = PiCamera()
    camera.start_preview()
    camera.capture('/home/pi/Desktop/viewphoto.jpg')
    camera.stop_preview()
    camera.close()
        url = 'http://54.183.198.179/uploadphoto.php'
    image =  open('/home/pi/Desktop/viewphoto.jpg','rb')
    image_read = image.read()
    image_64 = base64.encodestring(image_read)
    payload = {"Homename":"home1","Image":image_64}
    r=requests.post(url, data=json.dumps(payload))
    if message['Type'] == "OpenDoor":
        door.OpenDoor()
        pass;
    if message['Type'] == "SendAlert":
        buzzer.alarm()
        pass;
    if message['Type'] == "TurnOnLight":
        light.TurnOn()
        pass;
    if message['Type'] == "TurnOffLight":
        light.TurnOff()
        pass;
    if message['Type'] == "HomeStatus":
        url = 'http://54.183.198.179/refreshstatus.php'
        pass
client = mqtt.Client()
client.on_connect = on_connect
client.on_message = on_message

client.connect("54.183.198.179", 1883, 60)

# Blocking call that processes network traffic, dispatches callbacks and
# handles reconnecting.
# Other loop*() functions are available that give a threaded interface and a
# manual interface.
client.loop_start()

GPIO.setmode(GPIO.BOARD)
GPIO.setup(12,GPIO.IN)
flag=0

try:
    while True:
        if GPIO.input(12)==0:
            print "nobody"
            flag=0
            time.sleep(0.5)
        if GPIO.input(12)==1:
            print "somebody here"
            if flag==0:
                print "camera on"
                face3.StartFaceDetection()
            flag = 1
            time.sleep(6)

except KeyboardInterrupt:
    GPIO.cleanup()
    client.loop_stop()
    print "all cleanup"