Added the main execution code.

DBHelper.py

@@ -38,13 +38,13 @@ def login(username, password):
         print("Invalid username or password.")
 
 
-# Uploads the data of specified user uploaded into firebase.
+# Uploads the data of specified user into firebase.
 def upload_data(user_id, firstname, lastname, email, phone, address):
     data = {"First Name": firstname, "Last Name": lastname, "E-Mail": email, "Phone": phone, "Address": address}
     db.child("Users").child(user_id).set(data)
 
 
-# Removes the data of specified user uploaded into firebase.
+# Removes the data of specified user from firebase.
 def remove_data(user_id):
     db.child("Users").child(user_id).remove()
 
@@ -143,3 +143,44 @@ def get_power():
 def set_power(power):
     data = {"power": power}
     db.child("signal").child("1").set(data)
+
+
+# Returns the first name or else an empty string.
+def get_signal_firstname():
+    firstname = db.child("signal").child("2").child("First Name").get().val()
+    return firstname
+
+
+# Returns the last name or else an empty string.
+def get_signal_lastname():
+    lastname = db.child("signal").child("2").child("Last Name").get().val()
+    return lastname
+
+
+# Returns the e-mail or else an empty string.
+def get_signal_email():
+    email = db.child("signal").child("2").child("E-Mail").get().val()
+    return email
+
+
+# Returns the phone or else an empty string.
+def get_signal_phone():
+    phone = db.child("signal").child("2").child("Phone").get().val()
+    return phone
+
+
+# Returns the address or else an empty string.
+def get_signal_address():
+    address = db.child("signal").child("2").child("Address").get().val()
+    return address
+
+
+# Uploads the data of user input into firebase.
+def upload_signal_data(user_id, firstname, lastname, email, phone, address):
+    data = {"First Name": firstname, "Last Name": lastname, "E-Mail": email, "Phone": phone, "Address": address}
+    db.child("signal").child("2").set(data)
+
+
+# Removes the inputs.
+def reset_data():
+    db.child("signal").child("2").remove()

Facial_Recognition_Wrapper.py

@@ -188,7 +188,7 @@ def face_recognition_inference(rec_type):
 
     cam = cv2.VideoCapture(0)
 
-    while True:
+    while DBHelper.get_power() == "on":
         # imagePath = testFiles[i]
         success, original = cam.read()
         im = cv2.resize(original, (640, 480))

Hardware/Updated_HW_codes/NewMotorFunc.py

@@ -2,9 +2,8 @@ import RPi.GPIO as GPIO
 import pyrebase  # u need to install Pyrebase module firstly
 from time import sleep
 
+
 class Motor:
-    
-    
     print("Starting of the program")
 
     def __init__(self):
@@ -21,43 +20,40 @@ class Motor:
         GPIO.setmode(GPIO.BCM)
         GPIO.setwarnings(False)
 
-        #preset GPIO ports for 2 motors
+        # preset GPIO ports for 2 motors
         self.Motor1 = {'EN': 25, 'input1': 24, 'input2': 23}
         self.Motor2 = {'EN': 17, 'input1': 27, 'input2': 22}
 
         # preset the port for buttons and alarm
-        GPIO.setup(5,GPIO.IN)     # start motor button, initially True
-        GPIO.setup(13,GPIO.IN)    # stop motor button, initially True
-        GPIO.setup(16,GPIO.IN)    # start alarm button, initially True
-        GPIO.setup(26,GPIO.OUT)   # alarm output
+        GPIO.setup(5, GPIO.IN)  # start motor button, initially True
+        GPIO.setup(13, GPIO.IN)  # stop motor button, initially True
+        GPIO.setup(16, GPIO.IN)  # start alarm button, initially True
+        GPIO.setup(26, GPIO.OUT)  # alarm output
 
         for x in self.Motor1:
             GPIO.setup(self.Motor1[x], GPIO.OUT)
             GPIO.setup(self.Motor2[x], GPIO.OUT)
 
-        #utilize PWM function, enable motors and frequency is 100Hz
+        # utilize PWM function, enable motors and frequency is 100Hz
         self.EN1 = GPIO.PWM(self.Motor1['EN'], 100)
         self.EN2 = GPIO.PWM(self.Motor2['EN'], 100)
 
         self.EN1.start(0)
         self.EN2.start(0)
 
-        #stop signals for motors and alarm
-        self.motorStop=False
-        self.alarmStop=False
+        # stop signals for motors and alarm
+        self.motorStop = False
+        self.alarmStop = False
 
-     
-    
-# new update motor and alarm functions, are able to connect embedded system throught firebase
+    # new update motor and alarm functions, are able to connect embedded system throught firebase
 
     def start_motor(self):
 
-        self.motorStop=self.stop_motor()
+        self.motorStop = self.stop_motor()
 
-        while (not self.motorStop) or (not GPIO.input(5)): #break the loop when motor stop signal is detected
-            
-            self.motorStop=self.stop_motor()
+        while (not self.motorStop) or (not GPIO.input(5)):  # break the loop when motor stop signal is detected
 
+            self.motorStop = self.stop_motor()
 
     def stop_motor(self):
 
@@ -65,14 +61,13 @@ class Motor:
         signals = database.child("signal")
         motorSignal = signals.child("1").child("motor").get().val()
 
-        
-        if (motorSignal=="off") or (not GPIO.input(13)):
+        if (motorSignal == "off") or (not GPIO.input(13)):
             print("stopping motor...")
             self.EN1.ChangeDutyCycle(0)
             self.EN2.ChangeDutyCycle(0)
             print("motor stops")
             return True
-        elif motorSignal=="on":
+        elif motorSignal == "on":
 
             self.EN1.ChangeDutyCycle(50)
             self.EN2.ChangeDutyCycle(50)
@@ -86,40 +81,39 @@ class Motor:
             print("motor is turned on")
             return False
 
-    
     def start_alarm(self):
 
-        self.alarmStop=self.stop_alarm()
+        self.alarmStop = self.stop_alarm()
 
         while (not self.alarmStop) or (not GPIO.input(16)):  # if alarmStop is False or button is pressed
-#                                                           # enter the loop
-            self.alarmStop=self.stop_alarm()                # infinitely check if alarmStop True
+            #                                                           # enter the loop
+            self.alarmStop = self.stop_alarm()  # infinitely check if alarmStop True
 
             # break the loop if alarm is turned off
+
     def stop_alarm(self):
 
         database = self.firebase.database()  # get alarm on/off signal from firebase
         signals = database.child("signal")
         alarmSignal = signals.child("1").child("alarm").get().val()
 
-        if alarmSignal=="off":
+        if alarmSignal == "off":
             print("Alarm turning off...")
-            self.alarmStop=True
-            GPIO.output(26,False)
+            self.alarmStop = True
+            GPIO.output(26, False)
             print("Alarm is off")
             return True
-        elif alarmSignal=="on":
-            GPIO.output(26,True)
+        elif alarmSignal == "on":
+            GPIO.output(26, True)
             print("Alarm is turned on")
             return False
 
 
-if _name__=="__main_":
+if __name__ == "__main__":
 
-    #print("Execute function...")
+    # print("Execute function...")
 
-    
-    motor1=Motor()
+    motor1 = Motor()
 
     while True:  # turn on the system forever
 

Main.py

@@ -0,0 +1,20 @@
+import DBHelper
+import Start_Engine
+import Upload_Face
+
+
+if __name__ == "__main__":
+    print("Starting the Program.")
+    while True:
+        if DBHelper.get_power() == "on":
+            Start_Engine.start()
+
+        if None not in (DBHelper.get_signal_firstname(),
+            DBHelper.get_signal_lastname(),
+            DBHelper.get_signal_email(),
+            DBHelper.get_signal_phone(),
+            DBHelper.get_signal_address()):
+                Upload_Face.upload_your_face(DBHelper.get_signal_firstname(), DBHelper.get_signal_lastname(),
+                                             DBHelper.get_signal_email(), DBHelper.get_signal_phone(),
+                                             DBHelper.get_signal_address())
+                DBHelper.reset_data()