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SGS.py
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#!/usr/bin/env python
#
# Smart Garden System
#
# SwitchDoc Labs
#
SGSVERSION = "009"
#imports
import sys, traceback
import os
import RPi.GPIO as GPIO
import time
import threading
import json
import pickle
import logging;
logging.basicConfig(level=logging.ERROR)
import updateBlynk
from pubnub.pubnub import PubNub
from pubnub.pubnub import PNConfiguration
#appends
sys.path.append('./SDL_Pi_HDC1000')
sys.path.append('./SDL_Pi_SSD1306')
sys.path.append('./Adafruit_Python_SSD1306')
sys.path.append('./SDL_Pi_SI1145')
sys.path.append('./SDL_Pi_Grove4Ch16BitADC/SDL_Adafruit_ADS1x15')
sys.path.append('./SDL_Pi_GroveDigitalExtender')
from neopixel import *
import pixelDriver
import SDL_Pi_HDC1000
from PIL import Image
from PIL import ImageDraw
from PIL import ImageFont
import Adafruit_SSD1306
import Scroll_SSD1306
import SDL_Pi_SI1145
import SI1145Lux
import extendedPlants
import ultrasonicRanger
from SDL_Adafruit_ADS1x15 import ADS1x15
import AirQualitySensorLibrary
from datetime import datetime
from datetime import timedelta
from apscheduler.schedulers.background import BackgroundScheduler
import apscheduler.events
# Check for user imports
try:
import conflocal as config
except ImportError:
import config
if (config.enable_MySQL_Logging == True):
import MySQLdb as mdb
import state
import extendedPlants
#############
# Debug True or False
############
DEBUG = True
#initialization
GPIO.setwarnings(False)
GPIO.setmode(GPIO.BCM)
################
# Update State Lock - keeps smapling from being interrupted (like by checkAndWater)
################
UpdateStateLock = threading.Lock()
###############
# Pixel Strip LED
###############
# Create NeoPixel object with appropriate configuration.
strip = Adafruit_NeoPixel(pixelDriver.LED_COUNT, pixelDriver.LED_PIN, pixelDriver.LED_FREQ_HZ, pixelDriver.LED_DMA, pixelDriver.LED_INVERT, pixelDriver.LED_BRIGHTNESS, pixelDriver.LED_CHANNEL, pixelDriver.LED_STRIP)
# Intialize the library (must be called once before other functions).
strip.begin()
PixelLock = threading.Lock()
###############
# Flash LED
###############
def blinkLED(pixel, color, times, length):
if (state.runLEDs == True):
PixelLock.acquire()
if (config.DEBUG):
print "N--->Blink LED:%i/%i/%i/%6.2f" % (pixel, color, times, length)
for x in range(0, times):
strip.setPixelColor(0, color)
strip.show()
time.sleep(length)
strip.setPixelColor(0, Color(0,0,0))
strip.show()
PixelLock.release()
###############
# pump setup
###############
GPIO.setup(config.USBEnable, GPIO.OUT)
GPIO.setup(config.USBControl, GPIO.OUT)
GPIO.output(config.USBEnable, GPIO.LOW)
def startPump():
print("Pump #1 turned On")
blinkLED(0,Color(0,255,0),1,0.5)
GPIO.output(config.USBEnable, GPIO.LOW)
GPIO.output(config.USBControl, GPIO.HIGH)
def stopPump():
print("Pump #1 turned Off")
blinkLED(0,Color(255,0,0),1,0.5)
GPIO.output(config.USBEnable, GPIO.HIGH)
GPIO.output(config.USBControl, GPIO.LOW)
def pumpWater(timeInSeconds, plantNumber):
if (timeInSeconds <= 0.0):
return 0.0
if (plantNumber == 1):
startPump()
else:
extendedPlants.turnOnExtendedPump(plantNumber, GDE_Ext1, GDE_Ext2)
i = timeInSeconds
while (i > 0.0):
time.sleep(1); #Wait 1 second
i = i -1.0
if (plantNumber == 1):
stopPump()
else:
extendedPlants.turnOffExtendedPump(plantNumber, GDE_Ext1, GDE_Ext2)
return 1
def forceWaterPlant(plantNumber):
previousState = state.SGS_State;
#if(state.SGS_State == state.SGS_States.Monitor):
state.SGS_State =state.SGS_States.Watering
if (config.USEPUBNUB):
publishStatusToPubNub()
if (config.USEBLYNK):
updateBlynk.blynkStatusUpdate()
pumpWater(2.0, plantNumber)
state.Last_Event = "Plant #{:d} Force Watered at: ".format(plantNumber)+time.strftime("%Y-%m-%d %H:%M:%S")
if (config.USEBLYNK):
updateBlynk.blynkTerminalUpdate(time.strftime("%Y-%m-%d %H:%M:%S")+": Plant #{:d} Force Watered".format(plantNumber)+"\n")
updateBlynk.blynkEventUpdate()
state.SGS_State = previousState
if (config.USEPUBNUB):
publishStatusToPubNub()
if (config.USEBLYNK):
updateBlynk.blynkStatusUpdate()
def waterPlant(plantNumber):
# We want to put off this state if Update State is .is locked. That will prevent Update State from being hosed by this state machine
if (config.DEBUG):
print "WP-Attempt Aquire"
UpdateStateLock.acquire()
if (config.DEBUG):
print "WP-UpdateStateLock acquired"
previousState = state.SGS_State;
#if(state.SGS_State == state.SGS_States.Monitor):
state.SGS_State =state.SGS_States.Watering
if (config.USEPUBNUB):
publishStatusToPubNub()
if (config.USEBLYNK):
updateBlynk.blynkStatusUpdate()
if ((state.Tank_Percentage_Full > config.Tank_Pump_Level) or (state.Plant_Water_Request == True)) :
pumpWater(2.0, plantNumber)
state.Last_Event = "Plant #{:d} Watered at: ".format(plantNumber)+time.strftime("%Y-%m-%d %H:%M:%S")
if (config.USEBLYNK):
updateBlynk.blynkTerminalUpdate(time.strftime("%Y-%m-%d %H:%M:%S")+": Plant #{:d} Watered".format(plantNumber)+"\n")
else:
if (config.DEBUG):
print "Plant #{:d} pumpWater overruled - Tank Empty".format(plantNumber)
if (config.USEBLYNK):
updateBlynk.blynkTerminalUpdate(time.strftime("%Y-%m-%d %H:%M:%S")+": Plant #{:d} pumpWater overruled - Tank Empty".format(plantNumber)+"\n")
state.Last_Event = "NW-Tank Empty at: " + time.strftime("%Y-%m-%d %H:%M:%S")
if (config.USEBLYNK):
updateBlynk.blynkEventUpdate()
state.SGS_State = previousState
if (config.USEPUBNUB):
publishStatusToPubNub()
if (config.USEBLYNK):
updateBlynk.blynkStatusUpdate()
if (config.DEBUG):
print "WP-Attempt released"
UpdateStateLock.release()
if (config.DEBUG):
print "WP-UpdateStateLock released"
###############
# Sunlight SI1145 Sensor Setup
################
try:
Sunlight_Sensor = SDL_Pi_SI1145.SDL_Pi_SI1145()
time.sleep(1)
state.Sunlight_Visible = SI1145Lux.SI1145_VIS_to_Lux(Sunlight_Sensor.readVisible())
config.Sunlight_Present = True
except:
config.Sunlight_Present = False
################
#SSD 1306 setup
################
# OLED SSD_1306 Detection
try:
RST =27
display = Adafruit_SSD1306.SSD1306_128_64(rst=RST, i2c_address=0x3C)
# Initialize library.
display.begin()
display.clear()
display.display()
config.OLED_Present = True
OLEDLock = threading.Lock()
except:
config.OLED_Present = False
print "Smart Garden System must have OLED Present"
raise SystemExit
################
#4 Channel ADC ADS1115 setup
################
# Set this to ADS1015 or ADS1115 depending on the ADC you are using!
ADS1115 = 0x01 # 16-bit ADC
ads1115 = ADS1x15(ic=ADS1115, address=0x48)
# Select the gain
gain = 6144 # +/- 6.144V
#gain = 4096 # +/- 4.096V
# Select the sample rate
sps = 250 # 250 samples per second
# determine if device present
try:
value = ads1115.readRaw(0, gain, sps) # AIN0 wired to AirQuality Sensor
time.sleep(1.0)
value = ads1115.readRaw(0, gain, sps) # AIN0 wired to AirQuality Sensor
config.ADS1115_Present = True
except TypeError as e:
config.ADS1115_Present = False
###############
#Ultrasonic Level Teset
###############
percentFull = ultrasonicRanger.returnPercentFull()
# check for abort
if (percentFull < 0.0):
if (config.DEBUG):
print "---->Bad Measurement from Ultrasonic Sensor for Tank Level"
config.UltrasonicLevel_Present = False
else:
config.UltrasonicLevel_Present = True
import SDL_Pi_GroveDigitalExtender
###############
#Grove Digital Extender Ext1 setup
###############
GDE_Ext1 = None
try:
GDE_Ext1 = SDL_Pi_GroveDigitalExtender.SDL_Pi_GroveDigitalExtender(addr=0x20)
# all outputs
"""
GDE_Ext1.setPullupGPIOChannel(0, GDE_Ext1.SDL_Pi_GroveDigitalExtender_ON)
GDE_Ext1.setPullupGPIOChannel(1, GDE_Ext1.SDL_Pi_GroveDigitalExtender_ON)
GDE_Ext1.setPullupGPIOChannel(2, GDE_Ext1.SDL_Pi_GroveDigitalExtender_ON)
GDE_Ext1.setPullupGPIOChannel(3, GDE_Ext1.SDL_Pi_GroveDigitalExtender_ON)
GDE_Ext1.setPullupGPIOChannel(4, GDE_Ext1.SDL_Pi_GroveDigitalExtender_ON)
GDE_Ext1.setPullupGPIOChannel(5, GDE_Ext1.SDL_Pi_GroveDigitalExtender_ON)
GDE_Ext1.setPullupGPIOChannel(6, GDE_Ext1.SDL_Pi_GroveDigitalExtender_ON)
GDE_Ext1.setPullupGPIOChannel(7, GDE_Ext1.SDL_Pi_GroveDigitalExtender_ON)
"""
GDE_Ext1.setDirectionGPIOChannel(0, GDE_Ext1.OUTPUT)
GDE_Ext1.setDirectionGPIOChannel(1, GDE_Ext1.OUTPUT)
GDE_Ext1.setDirectionGPIOChannel(2, GDE_Ext1.OUTPUT)
GDE_Ext1.setDirectionGPIOChannel(3, GDE_Ext1.OUTPUT)
GDE_Ext1.setDirectionGPIOChannel(4, GDE_Ext1.OUTPUT)
GDE_Ext1.setDirectionGPIOChannel(5, GDE_Ext1.OUTPUT)
GDE_Ext1.setDirectionGPIOChannel(6, GDE_Ext1.OUTPUT)
GDE_Ext1.setDirectionGPIOChannel(7, GDE_Ext1.OUTPUT)
for i in range (0, 8):
GDE_Ext1.writeGPIO(i, 0)
value = GDE_Ext1.readGPIO(1)
config.GroveDigital_Ext1_Present = True
except Exception as e:
print(e)
config.GroveDigital_Ext1_Present = False
###############
#Grove Digital Extender Ext2 setup
###############
GDE_Ext2 = None
try:
GDE_Ext2 = SDL_Pi_GroveDigitalExtender.SDL_Pi_GroveDigitalExtender(addr=0x21)
# all outputs
"""
GDE_Ext2.setPullupGPIOChannel(0, GDE_Ext2.SDL_Pi_GroveDigitalExtender_ON)
GDE_Ext2.setPullupGPIOChannel(1, GDE_Ext2.SDL_Pi_GroveDigitalExtender_ON)
GDE_Ext2.setPullupGPIOChannel(2, GDE_Ext2.SDL_Pi_GroveDigitalExtender_ON)
GDE_Ext2.setPullupGPIOChannel(3, GDE_Ext2.SDL_Pi_GroveDigitalExtender_ON)
GDE_Ext2.setPullupGPIOChannel(4, GDE_Ext2.SDL_Pi_GroveDigitalExtender_ON)
GDE_Ext2.setPullupGPIOChannel(5, GDE_Ext2.SDL_Pi_GroveDigitalExtender_ON)
GDE_Ext2.setPullupGPIOChannel(6, GDE_Ext2.SDL_Pi_GroveDigitalExtender_ON)
GDE_Ext2.setPullupGPIOChannel(7, GDE_Ext2.SDL_Pi_GroveDigitalExtender_ON)
"""
GDE_Ext2.setDirectionGPIOChannel(0, GDE_Ext2.OUTPUT)
GDE_Ext2.setDirectionGPIOChannel(1, GDE_Ext2.OUTPUT)
GDE_Ext2.setDirectionGPIOChannel(2, GDE_Ext2.OUTPUT)
GDE_Ext2.setDirectionGPIOChannel(3, GDE_Ext2.OUTPUT)
GDE_Ext2.setDirectionGPIOChannel(4, GDE_Ext2.OUTPUT)
GDE_Ext2.setDirectionGPIOChannel(5, GDE_Ext2.OUTPUT)
GDE_Ext2.setDirectionGPIOChannel(6, GDE_Ext2.OUTPUT)
GDE_Ext2.setDirectionGPIOChannel(7, GDE_Ext2.OUTPUT)
for i in range (0, 8):
GDE_Ext2.writeGPIO(i, 0)
value = GDE_Ext2.readGPIO(1)
config.GroveDigital_Ext2_Present = True
except Exception as e:
print(e)
config.GroveDigital_Ext2_Present = False
################
#4 Channel ADC ADS1115 Ext1 setup
################
# Set this to ADS1015 or ADS1115 depending on the ADC you are using!
ADS1115 = 0x01 # 16-bit ADC
ads1115_ext1 = ADS1x15(ic=ADS1115, address=0x49)
# Select the gain
gain = 6144 # +/- 6.144V
#gain = 4096 # +/- 4.096V
# Select the sample rate
sps = 250 # 250 samples per second
# determine if device present
try:
value = ads1115_ext1.readRaw(0, gain, sps) # AIN0 wired to AirQuality Sensor
time.sleep(1.0)
value = ads1115_ext1.readRaw(0, gain, sps) # AIN0 wired to AirQuality Sensor
config.ADS1115_Ext1_Present = True
except TypeError as e:
config.ADS1115_Ext1_Present = False
################
#4 Channel ADC ADS1115 Ext2 setup
################
#
# Set this to ADS1015 or ADS1115 depending on the ADC you are using!
ADS1115 = 0x01 # 16-bit ADC
ads1115_ext2 = ADS1x15(ic=ADS1115, address=0x4A)
# Select the gain
gain = 6144 # +/- 6.144V
#gain = 4096 # +/- 4.096V
# Select the sample rate
sps = 250 # 250 samples per second
# determine if device present
try:
value = ads1115_ext2.readRaw(0, gain, sps) # AIN0 wired to AirQuality Sensor
time.sleep(1.0)
value = ads1115_ext2.readRaw(0, gain, sps) # AIN0 wired to AirQuality Sensor
config.ADS1115_Ext2_Present = True
except TypeError as e:
config.ADS1115_Ext2_Present = False
################
# HDC1000 Setup
################
config.HDC1000_Present = False
try:
hdc1000 = SDL_Pi_HDC1000.SDL_Pi_HDC1000()
config.hdc1000_Present = True
except:
config.hdc1000_Present = False
import util
################
#Pubnub configuration
################
#
if (config.USEPUBNUB):
pnconf = PNConfiguration()
pnconf.subscribe_key = config.Pubnub_Subscribe_Key
pnconf.publish_key = config.Pubnub_Publish_Key
pubnub = PubNub(pnconf)
def publish_callback(result, status):
if (config.DEBUG):
print "status.is_error", status.is_error()
print "status.original_response", status.original_response
pass
# handle publish result, status always present, result if successful
# status.isError to see if error happened
def publishStatusToPubNub():
myMessage = {}
myMessage["SmartPlantPi_CurrentStatus"] = state.SGS_Values[state.SGS_State]
if (config.DEBUG):
print myMessage
#pubnub.publish().channel('SmartPlantPi_Data').message(myMessage).async(publish_callback)
pubnub.publish().channel('SmartPlantPi_Data').message(myMessage)
def publishEventToPubNub():
myMessage = {}
myMessage["SmartPlantPi_Last_Event"] = state.Last_Event
if (config.DEBUG):
print myMessage
#pubnub.publish().channel('SmartPlantPi_Data').message(myMessage).async(publish_callback)
pubnub.publish().channel('SmartPlantPi_Data').message(myMessage)
def publishAlarmToPubNub(alarmText):
myMessage = {}
myMessage["SmartPlantPi_Alarm"] = alarmText
if (config.DEBUG):
print myMessage
#pubnub.publish().channel('SmartPlantPi_Data').message(myMessage).async(publish_callback)
pubnub.publish().channel('SmartPlantPi_Data').message(myMessage)
def publishStateToPubNub():
if (config.DEBUG):
print('Publishing Data to PubNub time: %s' % datetime.now())
myMessage = {}
myMessage["SmartPlantPi_Visible"] = "{:4.2f}".format(state.Sunlight_Vis)
myMessage["SmartPlantPi_IR"] = "{:4.2f}".format(state.Sunlight_IR)
myMessage["SmartPlantPi_UVIndex"] = "{:4.2f}".format(state.Sunlight_UVIndex)
myMessage["SmartPlantPi_MoistureHumidity"] = "{:4.1f}".format(state.Moisture_Humidity)
myMessage["SmartPlantPi_AirQuality_Sensor_Value"] = "{}".format(state.AirQuality_Sensor_Value)
myMessage["SmartPlantPi_AirQuality_Sensor_Number"] = "{}".format(state.AirQuality_Sensor_Number)
myMessage["SmartPlantPi_AirQuality_Sensor_Text"] = "{}".format(state.AirQuality_Sensor_Text)
myMessage["SmartPlantPi_Temperature"] = "{:4.1f} {}".format(util.returnTemperatureCF(state.Temperature), util.returnTemperatureCFUnit() )
myMessage["SmartPlantPi_Humidity"] = "{:4.1f}".format(state.Humidity)
myMessage["SmartPlantPi_CurrentStatus"] = "{}".format(state.SGS_Values[state.SGS_State])
myMessage["SmartPlantPi_Moisture_Threshold"] = '{:4.1f}'.format(state.Moisture_Threshold)
myMessage["SmartPlantPi_Version"] = '{}'.format(SGSVERSION)
myMessage["TimeStamp"] = '{}'.format( datetime.now().strftime( "%m/%d/%Y %H:%M:%S"))
myMessage["SmartPlantPi_Last_Event"] = "{}".format(state.Last_Event)
if (state.Pump_Water_Full == 0):
myMessage["SmartPlantPi_Water_Full_Text"] = "{}".format("Empty" )
myMessage["SmartPlantPi_Water_Full_Direction"] = "{}".format("180" )
else:
myMessage["SmartPlantPi_Water_Full_Text"] = "{}".format("Full" )
myMessage["SmartPlantPi_Water_Full_Direction"] = "{}".format("0" )
if (config.DEBUG):
print myMessage
#pubnub.publish().channel('SmartPlantPi_Data').message(myMessage).async(publish_callback)
pubnub.publish().channel('SmartPlantPi_Data').message(myMessage)
#pubnub.publish().channel('SmartPlantPi_Alexa').message(myMessage).async(publish_callback)
pubnub.publish().channel('SmartPlantPi_Alexa').message(myMessage)
blinkLED(0,Color(0,255,255),3,0.200)
#############################
# apscheduler setup
#############################
# setup tasks
#############################
def tick():
print('Tick! The time is: %s' % datetime.now())
def killLogger():
scheduler.shutdown()
print "Scheduler Shutdown...."
exit()
def checkAndWater():
for i in range(1, config.plant_number+1):
if (config.DEBUG):
print "checkandWater: Plant#%i %0.2f Threshold / %0.2f Current" % (i,state.Moisture_Threshold, state.Moisture_Humidity_Array[i-1])
if (state.Moisture_Humidity_Array[i-1] <= state.Alarm_Moisture_Sensor_Fault):
print "No Watering Plant #%i - Moisture Sensor Fault Detected!" % (i)
else:
if (state.Moisture_Threshold > state.Moisture_Humidity_Array[i-1]):
if (config.DEBUG):
print "Attempting to Watering Plant"
waterPlant(i);
def forceWaterPlantCheck():
if ((state.Plant_Water_Request == True) and (state.Plant_Number_Water_Request > 0)):
# now check for forced watering
if (state.Plant_Number_Water_Request > config.plant_number):
print "Non-existent Plant {:d} Water from Button Ignored".format(state.Plant_Number_Water_Request)
updateBlynk.blynkTerminalUpdate(time.strftime("%Y-%m-%d %H:%M:%S")+": Plant #{:d} Force Ignored".format(state.Plant_Number_Water_Request)+"\n")
state.Plant_Number_Water_Request = -1
updateBlynk.blynkResetButton("V41")
state.Plant_Water_Request = False
return
if (config.DEBUG):
print ">>>>>>>>>>>>>>"
print "Entering Force Water"
print ">>>>>>>>>>>>>>"
print "FW-Attempt UpdateStateLock acquired"
UpdateStateLock.acquire()
if (config.DEBUG):
print "FW-UpdateStateLock acquired"
PlantNumber = state.Plant_Number_Water_Request
if (config.DEBUG):
print "<<<<<<<<>>>>>>>"
print "Force Plant {:d} Water from Button ".format(PlantNumber)
print "<<<<<<<<>>>>>>>"
forceWaterPlant(PlantNumber)
state.Plant_Number_Water_Request = -1
updateBlynk.blynkResetButton("V41")
state.Plant_Water_Request = False
# now reset water information
if (config.DEBUG):
print "FW-Attempt UpdateStateLock released"
UpdateStateLock.release()
if (config.DEBUG):
print "FW-UpdateStateLock released"
print ">>>>>>>>>>>>>>"
print "Exiting Force Water"
print ">>>>>>>>>>>>>>"
def ap_my_listener(event):
if event.exception:
print event.exception
print event.traceback
def returnStatusLine(device, state):
returnString = device
if (state == True):
returnString = returnString + ": \t\tPresent"
else:
returnString = returnString + ": \t\tNot Present"
return returnString
#############################
# get and store sensor state
#############################
def saveState():
output = open('SGSState.pkl', 'wb')
# Pickle dictionary using protocol 0.
pickle.dump(state.Moisture_Threshold, output)
pickle.dump(state.EnglishMetric, output)
pickle.dump(state.Alarm_Temperature, output)
pickle.dump(state.Alarm_Moisture, output)
pickle.dump(state.Alarm_Water, output)
pickle.dump(state.Alarm_Air_Quality, output)
pickle.dump(state.Alarm_Active, output)
output.close()
############
# Setup Moisture Pin for GrovePowerSave
############
GPIO.setup(config.moisturePower,GPIO.OUT)
GPIO.output(config.moisturePower, GPIO.LOW)
def updateState():
if (config.DEBUG):
print "Attempt UpdateStateLock acquired"
UpdateStateLock.acquire()
if (config.DEBUG):
print "UpdateStateLock acquired"
# catch Exceptions and MAKE SURE THE LOCK is released!
try:
if (state.SGS_State == state.SGS_States.Monitor):
state.SGS_State =state.SGS_States.Sampling
if (config.USEBLYNK):
updateBlynk.blynkStatusUpdate()
if (config.DEBUG):
print "----------------- "
print "Update State"
print "----------------- "
if (config.Sunlight_Present == True):
if (config.DEBUG):
print " Sunlight Vi/state.Sunlight_IR/UV Sensor"
else:
if (config.DEBUG):
print " Sunlight Vi/state.Sunlight_IR/UV Sensor Not Present"
if (config.DEBUG):
print "----------------- "
if (config.Sunlight_Present == True):
################
state.Sunlight_Vis = SI1145Lux.SI1145_VIS_to_Lux(Sunlight_Sensor.readVisible())
state.Sunlight_IR = SI1145Lux.SI1145_IR_to_Lux(Sunlight_Sensor.readIR())
state.Sunlight_UV = Sunlight_Sensor.readUV()
state.Sunlight_UVIndex = state.Sunlight_UV / 100.0
if (config.DEBUG):
print 'Sunlight Visible: ' + str(state.Sunlight_Vis)
print 'Sunlight state.Sunlight_IR: ' + str(state.Sunlight_IR)
print 'Sunlight UV Index (RAW): ' + str(state.Sunlight_UV)
print 'Sunlight UV Index: ' + str(state.Sunlight_UVIndex)
################
if (config.ADS1115_Present):
state.Moisture_Humidity = extendedPlants.readExtendedMoisture(1, None, ads1115, None, None)
state.Moisture_Humidity_Array[0] = state.Moisture_Humidity
for i in range(2,config.plant_number+1):
state.Moisture_Humidity_Array[i-1] = extendedPlants.readExtendedMoisture(i,GDE_Ext1, ads1115_ext1, GDE_Ext2, ads1115_ext2)
if (config.DEBUG):
print ("From Moisture Array")
for i in range(0,config.plant_number):
print "plant #%i: Moisture: %0.2f" % (i+1, state.Moisture_Humidity_Array[i])
print ("From RAW Moisture Array")
for i in range(0,config.plant_number):
print "plant #%i: Moisture: %0.2f" % (i+1, state.Raw_Moisture_Humidity_Array[i])
state.AirQuality_Sensor_Value = AirQualitySensorLibrary.readAirQualitySensor(ads1115)
sensorList = AirQualitySensorLibrary.interpretAirQualitySensor(state.AirQuality_Sensor_Value)
if (config.DEBUG):
print "Sensor Value=%i --> %s | %i"% (state.AirQuality_Sensor_Value, sensorList[0], sensorList[1])
state.AirQuality_Sensor_Number = sensorList[1]
state.AirQuality_Sensor_Text = sensorList[0]
# update water Level
percentFull = ultrasonicRanger.returnPercentFull()
# check for abort
if (percentFull < 0.0):
if (config.DEBUG):
print "---->Bad Measurement from Ultrasonic Sensor for Tank Level"
# leave the previous value
else:
state.Tank_Percentage_Full = percentFull
if (state.Tank_Percentage_Full > config.Tank_Pump_Level):
state.Pump_Water_Full = True
else:
state.Pump_Water_Full = False
# read temp humidity
if (config.hdc1000_Present):
state.Temperature= hdc1000.readTemperature()
state.Humidity = hdc1000.readHumidity()
if (config.DEBUG):
print 'Temp = {0:0.3f} deg C'.format(state.Temperature)
print 'Humidity = {0:0.2f} %'.format(state.Humidity)
state.SGS_State =state.SGS_States.Monitor
if (config.USEBLYNK):
updateBlynk.blynkStatusUpdate()
if (config.OLED_Present) and (state.SGS_State == state.SGS_States.Monitor) :
if (config.DEBUG):
print "Attempt OLEDLock acquired"
OLEDLock.acquire()
if (config.DEBUG):
print "OLEDLock acquired"
Scroll_SSD1306.addLineOLED(display, ("----------"))
Scroll_SSD1306.addLineOLED(display, ("Plant #1 Moisture = \t%0.2f %%")%(state.Moisture_Humidity))
Scroll_SSD1306.addLineOLED(display, ("Temperature = \t%0.2f %s")%(util.returnTemperatureCF(state.Temperature), util.returnTemperatureCFUnit()))
Scroll_SSD1306.addLineOLED(display, ("Humidity =\t%0.2f %%")%(state.Humidity))
Scroll_SSD1306.addLineOLED(display, ("Air Qual = %d/%s")%(state.AirQuality_Sensor_Value, state.AirQuality_Sensor_Text))
Scroll_SSD1306.addLineOLED(display, ("Sunlight = \t%0.2f Lux")%(state.Sunlight_Vis))
# Now display other plants
if (config.plant_number >1):
# print 2-4
time.sleep(2.0)
Scroll_SSD1306.addLineOLED(display, ("----------"))
Scroll_SSD1306.addLineOLED(display, ("Plant #2 Moisture = \t%0.2f %%")%(state.Moisture_Humidity_Array[1]))
Scroll_SSD1306.addLineOLED(display, ("Plant #3 Moisture = \t%0.2f %%")%(state.Moisture_Humidity_Array[2]))
Scroll_SSD1306.addLineOLED(display, ("Plant #4 Moisture = \t%0.2f %%")%(state.Moisture_Humidity_Array[3]))
Scroll_SSD1306.addLineOLED(display, ("Plant #5 Moisture = \t%0.2f %%")%(state.Moisture_Humidity_Array[4]))
if (config.plant_number >5):
time.sleep(2.0)
Scroll_SSD1306.addLineOLED(display, ("----------"))
Scroll_SSD1306.addLineOLED(display, ("Plant #6 Moisture = \t%0.2f %%")%(state.Moisture_Humidity_Array[5]))
Scroll_SSD1306.addLineOLED(display, ("Plant #7 Moisture = \t%0.2f %%")%(state.Moisture_Humidity_Array[6]))
Scroll_SSD1306.addLineOLED(display, ("Plant #8 Moisture = \t%0.2f %%")%(state.Moisture_Humidity_Array[7]))
Scroll_SSD1306.addLineOLED(display, ("Plant #9 Moisture = \t%0.2f %%")%(state.Moisture_Humidity_Array[8]))
if (config.DEBUG):
print "Attempt OLEDLock released"
OLEDLock.release()
if (config.DEBUG):
print "OLEDLock released"
except Exception as e:
if (config.DEBUG):
print "Exception Raised in Update State"
print e
traceback.print_exc(file=sys.stdout)
finally:
pass
if (config.DEBUG):
print "Attempt UpdateStateLock released"
UpdateStateLock.release()
if (config.DEBUG):
print "UpdateStateLock released"
print ">>>>>>>>>>>>>>"
print "Exiting Update State"
print ">>>>>>>>>>>>>>"
if (config.USEBLYNK):
updateBlynk.blynkStateUpdate()
#############################
# Alarm Displays
#############################
def checkForAlarms():
# check to see alarm
if (config.DEBUG):
print "checking for alarm"
if (state.Alarm_Active == True):
print "Alarm_Active = True"
else:
print "Alarm_Active = False"
# initialize
list = startAlarmStatementDisplay(display)
lastAlarm = state.Alarm_Active
if (state.Alarm_Active == True):
activeAlarm = False
state.Is_Alarm_MoistureFault = False
for i in range(0,config.plant_number):
if (state.Moisture_Humidity_Array[i] <= state.Alarm_Moisture_Sensor_Fault):
if (config.DEBUG):
print "Plant #{:d}---->Moisture Sensor Fault".format(i+1)
displayAlarmOLEDDisplay(list, "#{:d}MS FLT!".format(i), 10)
state.Is_Alarm_MoistureFault = True
if (state.Alarm_Air_Quality < state.AirQuality_Sensor_Value):
if (config.DEBUG):
print "state.Alarm_Air_Quality=", state.Alarm_Air_Quality
print "state.AirQuality_Sensor_Value", state.AirQuality_Sensor_Value
state.Is_Alarm_AirQuality = True
activeAlarm = True
else:
state.Is_Alarm_AirQuality = False
if (state.Alarm_Temperature >= state.Temperature):
if (config.DEBUG):
print "---->Low Temperature Alarm!"
activeAlarm = True
state.Is_Alarm_Temperature = True
else:
state.Is_Alarm_Temperature = False
state.Is_Alarm_Moisture = False
for i in range(0,config.plant_number):
if (state.Moisture_Humidity_Array[i] <= state.Alarm_Moisture):
if (config.DEBUG):
print "Plant #{:d}---->Moisture Low Alarm".format(i+1)
state.Is_Alarm_Moisture = True
activeAlarm = True
if (state.Alarm_Water == True ):
if (state.Pump_Water_Full == False):
if (config.DEBUG):
print "---->Water Empty Alarm!"
activeAlarm = True
state.Is_Alarm_Water = True
else:
state.Is_Alarm_Water = False
if (config.DEBUG):
print "activeAlarm = ", activeAlarm
if (activeAlarm == True):
# hold for display
displayActiveAlarms()
state.Last_Event = "Alarm Active: "+time.strftime("%Y-%m-%d %H:%M:%S")
# release display
else:
print "lastAlarm=", lastAlarm
print "activeAlarm=", activeAlarm
if (state.Alarm_Last_State != activeAlarm):
state.Last_Event = "Alarm Ended: "+time.strftime("%Y-%m-%d %H:%M:%S")
else:
state.Last_Event = "SGS Running: "+time.strftime("%Y-%m-%d %H:%M:%S")
if (config.USEPUBNUB):
publishEventToPubNub()
if (config.USEBLYNK):
updateBlynk.blynkEventUpdate()
if (config.USEPUBNUB):
publishAlarmToPubNub("")
if (config.USEBLYNK):
updateBlynk.blynkAlarmUpdate()
def centerText(text,sizeofline):
textlength = len(text)
spacesCount = (sizeofline - textlength)/2
mytext = ""
if (spacesCount > 0):
for x in range (0, spacesCount):
mytext = mytext + " "
return mytext+text
def startAlarmStatementDisplay(display):
width = 128
height = 64
top = 0
lineheight = 10
currentLine = 0
offset = 0
image = Image.new('1', (width, height))
draw = ImageDraw.Draw(image)
# Load font.
font = ImageFont.truetype('roboto/Roboto-Regular.ttf', 12)
display.clear()
display.display()
return [image, draw, font, display]
def displayAlarmStatementOLEDDisplay(list, text,lengthofline=18):
image = list[0]
draw = list[1]
font = list[2]
display = list[3]
font = ImageFont.truetype('roboto/Roboto-BoldItalic.ttf', 25)
draw.rectangle((0,0,127,5*12+2), outline=0, fill=255)
draw.text((0, 1*12), centerText(text, lengthofline), font=font, fill=0)
display.image(image)
display.display()
return [image, draw, font, display]
def displayAlarmOLEDDisplay(list, text, lengthofline=18):
image = list[0]
draw = list[1]
font = list[2]
display = list[3]
font = ImageFont.truetype('roboto/Roboto-Bold.ttf', 25)
draw.rectangle((0,0,127,5*12+2), outline=0, fill=0)
draw.text((0, 2*12-4), centerText(text, lengthofline), font=font, fill=255)
display.image(image)
display.display()
return [image, draw, font, display]
def finishAlarmStatementDisplay(list):
image = list[0]
display = list[3]
display.clear()
display.display()
def displayActiveAlarms():
# do not do this during update state
if (config.DEBUG):
print "DA-Attempt UpdateStateLock acquired"
UpdateStateLock.acquire()
if (config.DEBUG):
print "DA-UpdateStateLock acquired"