#uses Bradcom pin numbering scheme

GPIO.setmode (GPIO.BCM)

#remove all runtime warings in gpio

GPIO.setwarnings(False)

GPIO.setup(BULB,GPIO.OUT) #setting up bulb pin

GPIO.setup(FAN,GPIO.OUT) #setting up fan pin

GPIO.setup(TAP,GPIO.OUT) #setting up Tap pin

GPIO.setup(MOTOR,GPIO.OUT)#setting up motor pin

GPIO.setup(PIR,GPIO.IN)#setting up PIR pin

GPIO.setup(WARNING,GPIO.OUT)#setting up PIR pin

#connecting in active low so turn off

GPIO.output(BULB,True)

GPIO.output(FAN,True)

GPIO.output(MOTOR,True)

GPIO.output(TAP,True)

GPIO.output(WARNING,True)

#change default action of SIGCHLD

signal.signal(signal.SIGCHLD,handler1)

pubnub = Pubnub(publish_key='pub-cxxxxxxxxxxxxxxxxxxxxxxxxxxxxx3', subscribe_key='sub-cxxxxxxxxxxxxxxxxxxxxxxxxxx1')

#initialize adc

spi.adc_setup()

if 'bulb' in m :

if m['bulb'] == 1:

GPIO.output(BULB,False)

print "bulb on"

else:

GPIO.output(BULB,True)

print "bulb off"

if 'fan' in m:

if m['fan'] == 1:

GPIO.output(FAN,False)

print "fan on"

else:

GPIO.output(FAN,True)

print "fan off"

if 'motor' in m:

if m['motor'] == 1:

GPIO.output(MOTOR,False)

print "motor on"

else:

GPIO.output(MOTOR,True)

try:

os.wait()

print "child exited"

except OSError:

pubnub=init()

pubnub.subscribe(channels=channel2, callback=__callback__, error=__error__)

# Automation using LDR to turn on and turn off light

def ldr():

bulb_flg=0

while(1):

time.sleep(1) #not needed given only for checking value

#reading RTC value

t=i2c.i2c_time()

os.system("clear")

print "Time : ",t #not needed given for testing code

#reading LDR value

LDR=spi.adc_read(0)

print "LDR : ",LDR #not needed given for testing code

if LDR>3600 and bulb_flg==0:

time.sleep(3)

LDR=spi.adc_read(0)

if LDR>3600:

data = {

'BULB':'ON'

}

pubnub.publish(channel1, data, callback=callback, error=callback)

GPIO.output(BULB,False)

message=client.messages.create(

to="+919446047003",

from_="+14xxxxxxxx2",

body="Light is turning on at "+t)

print message.sid

bulb_flg=1

elif LDR<=3600 and bulb_flg==1:

GPIO.output(BULB,True)

bulb_flg=0

# Automation using IR to turn on and off Tap

def ir():

while(1):

#reading RTC value

time.sleep(1) #not needed given only for checking value

t=i2c.i2c_time()

os.system("clear")

print "Time : ",t #not needed given for testing code

#reading IR value

IR=spi.adc_read(1)

print "IR : ",IR #not needed given for testing code

if IR<3000 :

GPIO.output(TAP,False)

time.sleep(3)

GPIO.output(TAP,True)

# Automation using DS18b0 to turn on and turn off ac/fan

def temper():

fan_flg=0

while(1):

time.sleep(1) #not needed given only for checking value

#reading RTC value

t=i2c.i2c_time()

os.system("clear")

print "Time : ",t #not needed given for testing code

#reading temperature value

tem=temp.read_temp()

print "Temperature : ",tem," c" #not needed given for testing code

if tem>29.0 and fan_flg==0:

time.sleep(3)

tem=temp.read_temp()

if tem>29.0:

data = {

'FAN':'ON'

}

pubnub.publish(channel1, data, callback=callback, error=callback)

GPIO.output(FAN,False)

message=client.messages.create(

to="+919446047003",

from_="+14xxxxxxx2",

body="AC is turning on at "+t+"\ntemperature : "+str(tem) )

print message.sid

fan_flg=1

elif tem <=29.0 and fan_flg==1:

GPIO.output(FAN,True)

fan_flg=0

#Theft detection using PIR

def pir():

while(1):

#reading RTC value

t=i2c.i2c_time()

os.system("clear")

print "Time : ",t #not needed given for testing code

if GPIO.input(PIR):

print "Security alert"

data = {

'Security':'Alert'

}

pubnub.publish(channel1, data, callback=callback, error=callback)

c=cam.PiCamera()

c.capture("img.jpg")

c.close()

GPIO.output(WARNING,False)

message=client.messages.create(

to="+919446047003",

from_="+14xxxxxxxx2",

body="Some one at Home \n\nTime: "+t )

s=mail.my_mail("gmail username","password")

s.send_mail("amalpoulose1995@gmail.com","Attention:Security Issue","Some one in your home","./img.jpg")

time.sleep(10)

GPIO.output(WARNING,True)

time.sleep(1) #not needed given only for checking value

#creating subprocesses

p1=Process(target=ldr)

p2=Process(target=ir)

p3=Process(target=temper)

p4=Process(target=pir)

#starting all subprocesses

p1.start()

p2.start()

p3.start()