80 lines
2.0 KiB
Python
80 lines
2.0 KiB
Python
from flask import Flask, render_template, jsonify, redirect, abort, request
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import RPi.GPIO as gpio
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from time import sleep
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import subprocess
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import json
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import saver
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# Change this if you change the dir
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HOME_DIR = "/home/pi/PWSS/"
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# MQ-135 gas sensor
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def stinker():
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gpio.setmode(gpio.BCM)
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gpio.setup(4, gpio.IN)
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try:
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if gpio.input(4):
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return False
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else:
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return True
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sleep(2)
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except KeyboardInterrupt:
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pass
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finally:
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gpio.cleanup()
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# BME280 Humidity, Temperature, Pressure sensor
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def htp():
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string = subprocess.check_output([f"{HOME_DIR}/HTP"]).decode(encoding='UTF-8',errors='strict')
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string = string.split("temperature:")[1]
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temperature = string.split(" pressure:")[0].replace("*C", "C")
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string = string.split(" pressure:")[1]
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pressure = string.split(" humidity:")[0]
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humidity = string.split(" humidity:")[1].replace("\r\n", "")
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result = {
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"temperature":temperature.replace(" ", ""),
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"pressure":pressure.replace(" ", ""),
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"humidity":humidity.replace(" ", "")
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}
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# for i in string:
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# if i.isdigit():
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# result.append(i)
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return result
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# Flask server
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app = Flask(__name__)
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@app.route("/")
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def home():
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hpt = htp()
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stank = stinker()
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return render_template("index.html", HTP=hpt, stinker=stank)
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@app.route("/api/all")
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def all_data():
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with open(f"{HOME_DIR}/api/all.json","r") as f:
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data = json.load(f)
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return jsonify(data)
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@app.route("/api/daily")
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def daily_data():
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with open(f"{HOME_DIR}/api/daily.json","r") as f:
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data = json.load(f)
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return jsonify(data)
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@app.route("/api/save", methods = ['GET', 'POST'])
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def save_data():
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if request.method == "POST":
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print("will it save?")
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saver.manual()
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print("saved main")
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return redirect("/")
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else:
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return redirect("/api/all")
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if __name__=="__main__":
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app.run(host='0.0.0.0') |