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| # This is the MAIN program, all sensor data feeds into this. | ||
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| import RPi.GPIO as GPIO | ||
| import time | ||
| import sendit2 | ||
| import datetime | ||
| import urllib.request | ||
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| # GPIO Pins | ||
| PIR_outside = 23 # Outside motion detector GPIO pin # | ||
| PIR_inside = 18 # Inside motion detector GPIO pin # | ||
| LED = 5 | ||
| SecLight = 13 | ||
| SIREN = 6 | ||
| SecSiren =19 | ||
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| # Variables | ||
| pirState = False # we start, assuming no motion detected | ||
| pirVal = False # we start, assuming no motion detected | ||
| lightOnSecs = 10 # set the seconds to 0 for the light and | ||
| sirenOnSecs = 5 # siren run/on time | ||
| LED_RunTime =datetime.datetime.now() # start time for LED to stay on | ||
| Siren_RunTime = datetime.datetime.now() # start time for Siren to stay on | ||
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| # GPIO Configuration | ||
| GPIO.setwarnings(False) | ||
| GPIO.setmode(GPIO.BCM) # Broadcomm board configuration | ||
| GPIO.setup(PIR_outside, GPIO.IN) # Listen for input on PIR-outside (pin 23) | ||
| GPIO.setup(PIR_inside, GPIO.IN) # Listen for input on PIR-inside (pin 18) | ||
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| GPIO.setup(LED, GPIO.OUT) # Send out signal (turn on LED on pin 6) | ||
| GPIO.output(LED,False) # Force the LED off (just in case) | ||
| GPIO.setup(SIREN, GPIO.OUT) # Send out signal (turn on SIREN LED on pin 6) | ||
| GPIO.output(SIREN, False) # Siren LED off (just in case too) | ||
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| GPIO.setup(SecLight, GPIO.OUT) # Send out signal for security light (relay on pin 13) | ||
| GPIO.output(SecLight, GPIO.HIGH) # Set relay signal high (relay goes on when output = low) | ||
| GPIO.setup(SecSiren, GPIO.OUT) | ||
| GPIO.output(SecSiren, GPIO.HIGH) # Set relay signal high (relay goes on when output = low) | ||
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| #GPIO.output(SIREN, GPIO.HIGH) # Force the LED off (just in case) | ||
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| def Trigger (PIR, Alarm, msg): # Trigger checks to see if the motion detector | ||
| if GPIO.input(PIR): # is detecting motion (if signal is high/true) | ||
| if connected(): # Checks there is an Internet connection | ||
| sendit2.sendEmail(msg) # then sends an email alert, then turns on | ||
| else: | ||
| print ("No Internet Connection - data written to log") # or writes the event to the log file (pending) | ||
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| Sec_Options(Alarm) # either the security light, or sounds the alarm | ||
| time.sleep(5) # allow enough time to reset sensor (avoid sending multiple emails) | ||
| else: # depending on which motion detector was triggered | ||
| pass | ||
| return | ||
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| def Sec_Options(whichAlarm): # Sec_Options is used to turn on the LED light | ||
| global LED_RunTime, Siren_RunTime | ||
| if whichAlarm == 5: # Outside motion detector is triggered | ||
| GPIO.output(whichAlarm, True) # Turn on LED light | ||
| GPIO.output(SecLight, GPIO.LOW) | ||
| LED_RunTime =datetime.datetime.now()+datetime.timedelta(0,lightOnSecs) | ||
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| elif whichAlarm ==6: # Inside motion detector is triggered | ||
| GPIO.output(whichAlarm, True) | ||
| GPIO.output(SecSiren, GPIO.LOW) | ||
| Siren_RunTime =datetime.datetime.now()+datetime.timedelta(0,sirenOnSecs) | ||
| elif whichAlarm ==7: # Laser beam is broken | ||
| print ("whichAlarm= ",whichAlarm) | ||
| else: | ||
| pass | ||
| return | ||
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| def Stay_On(): # Checks if current time is > LED_RunTime. If it is it | ||
| global LED_RunTime, Siren_RunTime # then it will turn off the light. Not the light is | ||
| # print ("LED_RunTime: ",LED_RunTime) # Note that LED_RunTime will reset as long as the PIR | ||
| # print ("Datetime: ",datetime.datetime.now()) # State is high, so light will not go off after 35 secs | ||
| if datetime.datetime.now() < LED_RunTime: # if movement continues. | ||
| time.sleep(1) | ||
| # pass # Should pass parameters to this so that I can reuse | ||
| else: # this module for other time based events. | ||
| print ("Turn off the light") | ||
| GPIO.output(LED,False) | ||
| GPIO.output(SecLight, GPIO.HIGH) | ||
| input ("Turn off the LED on board") | ||
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| if datetime.datetime.now() < Siren_RunTime: # if movement continues. | ||
| time.sleep(1) | ||
| # pass # Should pass parameters to this so that I can reuse | ||
| else: # this module for other time based events. | ||
| print ("Turn off the siren") | ||
| GPIO.output(SIREN, False) | ||
| GPIO.output(SecSiren,GPIO.HIGH) | ||
| return | ||
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| def connected(host='https://www.google.com'): # checks that the program can connect to google.com | ||
| try: # in this case, used with sendit2.py - will only run | ||
| urllib.request.urlopen(host) # if the connection is made, otherwise won't run. | ||
| return True | ||
| except: | ||
| return False | ||
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| try: | ||
| while True: | ||
| Trigger (PIR_outside, LED, "Outside") # Send the GPIO port, the light GPIO port, and the location | ||
| Trigger (PIR_inside, SIREN, "Inside") # then just wait a second. (prob don't need delay) | ||
| time.sleep(1) # Checks to see if runtime has been updated, if it has | ||
| Stay_On () # then the light will have been turned on and will stay on | ||
| # until the current time is > than the runtime | ||
| except KeyboardInterrupt: | ||
| GPIO.cleanup() | ||
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