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typhoon.py
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typhoon.py
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import re
import sys
import math
import time
import requests
import pyrebase
from time import gmtime, strftime
from bs4 import BeautifulSoup
### lan, lng distance function
def distance(origin, destination):
lat1, lon1 = origin
lat2, lon2 = destination
radius = 6371 # km
dlat = math.radians(lat2-lat1)
dlon = math.radians(lon2-lon1)
a = math.sin(dlat/2) * math.sin(dlat/2) + math.cos(math.radians(lat1)) \
* math.cos(math.radians(lat2)) * math.sin(dlon/2) * math.sin(dlon/2)
c = 2 * math.atan2(math.sqrt(a), math.sqrt(1-a))
d = radius * c
return round(d,3)
# Firebase config
config = {
"apiKey": "AIzaSyAOVPc16JfzEutPA95U9h3TT1rQnQR1DLA",
"authDomain": "quote-b781f.firebaseapp.com",
"databaseURL": "https://quote-b781f.firebaseio.com/",
"storageBucket": "quote-b781f.appspot.com"
}
firebase = pyrebase.initialize_app(config)
# Get a reference to the auth service
email = "ajaxtest@gmail.com"
password = "ajaxtest"
auth = firebase.auth()
user = auth.sign_in_with_email_and_password(email, password)
### link content
link = 'http://www.cwb.gov.tw/V7/prevent/typhoon/Data/PTA_NEW/index.htm'
while True:
### make url request
res = requests.get(link)
soup = BeautifulSoup(res.text.encode("latin1").decode(), "html.parser")
typhoon_info = soup.select("#patch-0 font")
typhoon_position = soup.select("#patch-0")
### print out the data
### for shop in typhoon_info:
### print ("-------------\n")
### print (shop.text)
print (strftime("%Y-%m-%d %H:%M:%S"))
print (typhoon_info[0].text)
print (typhoon_info[1].text)
title = "typhoon: "
content = typhoon_info[0].text + ", " + typhoon_info[1].text
position = re.findall("\d+\.\d+", typhoon_position[0].text)
taiwan__middle__position = [23, 120]
# position = ['20.4','122.9']
two__point__distance = distance(taiwan__middle__position, [float(position[0]), float(position[1])])
### claculate the distance between two point
### write in txt file
typhoon_JSON = open('typhoon_list.txt','w')
typhoon_JSON.write(title + "\n")
typhoon_JSON.write(content + "\n")
typhoon_JSON.write(position[0] + "\n" + position[1] + "\n")
typhoon_JSON.write(str(two__point__distance))
### Get a reference to the database service
db = firebase.database()
typhoonData = {
"type": typhoon_info[0].text,
"name": typhoon_info[1].text,
"lat": position[0],
"lng": position[1],
"distance": two__point__distance
}
# pwaData = {
# "typhoon" : {
# "distance" : 1810.8911,
# "lat" : "31.6",
# "lng" : "135.6",
# "name" : "瑪瑙",
# "type" : "輕度颱風"
# },
# "story" : [
# {
# "title" : "Giant Rabbit",
# "author" : "Ethelbert Lucy",
# "price" : 200
# },
# {
# "title" : "Turtle and Rabbit",
# "author" : "George Brocas",
# "price" : 700
# },
# {
# "title" : "Peter Rabbit",
# "author" : "Ellen Appleby",
# "price" : 500
# },
# ]
# }
results = db.child('typhoon').update(typhoonData, user['idToken'])
time.sleep(360)
### shut down the script
sys.stdout.flush()
typhoon_JSON.close()
sys.exit()