def readSensors(self): ser = readSensor.connectArduino() while 1: value, id, sensor = readSensor.readSensor(ser) float(value) # trigger exception if value is not float if sensorLookUp.has_key(id): sensorReadings[sensorLookUp[id]] = (sensor, value) else: print "ID:", id, "not found in sensorLookUp, please add"
def readSensors(self):
ser = readSensor.connectArduino()
while 1:
temperature, identity, sensor = readSensor.readSensor(ser)
float(temperature) # trigger exception if temperature is not float
if identity in sensorLookUp:
sensorName = sensorLookUp[identity];
publish.single("/sensors/temperature/" + sensorName,temperature, hostname=MQTT_HOST);
print("published " + sensorName + " with " + temperature)
else:
print ("ID:", identity, "not found in sensorLookUp, please add")
def check():
sensorReadings = {}
readings = 0
while 1:
try:
value, id, sensor = readSensor.readSensor()
except:
print "not able to get sensor reading",
continue
try:
if sensor != "Humidity":
continue
#if sensor have allready have been read then we have
#read them all
if sensorReadings.has_key(sensorLookUp[id][0]):
break
sensorReadings[sensorLookUp[id][0]] = int(value)
except:
print "ID:", id, "not found in sensorLookUp, please add"
return sensorReadings;
def logging():
date = datetime.datetime.now().strftime("%Y-%m-%d")
time = datetime.datetime.now().strftime("%H:%M")
sensorReadings = {}
readings = 0
while 1:
try:
value, id, sensor = readSensor.readSensor()
except:
print "not able to get sensor reading:", date, time
return False # unsuccesfully logged
try:
#if sensor have allready have been read then we have
#read them all
if sensorReadings.has_key(sensorLookUp[id]):
break
sensorReadings[sensorLookUp[id]] = (sensor, value)
except:
print "ID:", id, "not found in sensorLookUp, please add"
try:
conn = sqlite3.connect("/home/simon/logger/sensors.db")
c = conn.cursor()
for name in sensorReadings:
#date, time, value, sensor, name
c.execute("insert into sensors values(?, ?, ?, ?, ?)",\
[date, time, sensorReadings[name][1], \
sensorReadings[name][0], name])
conn.commit();
c.close()
except:
return False
print "Successfully written readings to db at:", date, time
return True # succesfully logged
from flask import Flask
from flask import render_template, request
import os
from DbClass import DbClass
from readSensor import readSensor
import RPi.GPIO as GPIO
import time
from threading import Thread
app = Flask(__name__)
connection = DbClass()
sensor = readSensor()
knopBinnen = 26
knopBuiten = 19
loggedIn = False
condition = "closed"
def writeToDb():
temp = sensor.print_temp()
humidity = float(sensor.getAdc(0))
connection.setDataToDatabaseMetingen(temp, 'temperature')
connection.setDataToDatabaseMetingen(humidity, 'humidity')
def emptyDb():
connection.truncateTable("Metingen")
