import RPi.GPIO as GPIO
import time
import numpy as np
import cv2
from datetime import datetime
import os
import smtplib
from email.MIMEMultipart import MIMEMultipart
from email.MIMEBase import MIMEBase
from email.MIMEText import MIMEText
from email import Encoders
gmail_user = "xxxx@gmail.com" #Sender email address
gmail_pwd = "xxxx" #Sender email password
to = "xxxx@gmail.com" #Receiver email address
subject = "Security Breach"
text = "There is some activity in your home. See the attached picture."

sensor = 4

GPIO.setmode(GPIO.BCM)
GPIO.setup(sensor, GPIO.IN, GPIO.PUD_DOWN)

previous_state = False
current_state = False

while True:
    previous_state = current_state
    current_state = GPIO.input(sensor)

    if current_state != previous_state:
        new_state = "HIGH" if current_state else "LOW"
        print("GPIO pin %s is %s" % (sensor, new_state))
	if current_state:
		cap = cv2.VideoCapture(0)
	        ret, frame = cap.read()
		cap = cv2.VideoCapture(0)
		print "Saving Photo"
		picname = datetime.now().strftime("%y-%m-%d-%H-%M")
		picname = picname+'.jpg'
                cv2.imwrite(picname, frame)
		print "Sending email"
		
		attach = picname
		
		msg = MIMEMultipart()

		msg['From'] = gmail_user
		msg['To'] = to
		msg['Subject'] = subject

		msg.attach(MIMEText(text))

		part = MIMEBase('application', 'octet-stream')
		part.set_payload(open(attach, 'rb').read())
		Encoders.encode_base64(part)
		part.add_header('Content-Disposition',
   		'attachment; filename="%s"' % os.path.basename(attach))
		msg.attach(part)

		mailServer = smtplib.SMTP("smtp.gmail.com", 587)
		mailServer.ehlo()
		mailServer.starttls()
		mailServer.ehlo()
		mailServer.login(gmail_user, gmail_pwd)
		mailServer.sendmail(gmail_user, to, msg.as_string())
		# Should be mailServer.quit(), but that crashes...
		mailServer.close()
		print "Email Sent"
		os.remove(picname)