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#!/usr/bin/env python | |
from bs4 import BeautifulSoup | |
from twilio.rest import TwilioRestClient | |
import json | |
import os | |
import re | |
import requests | |
url = 'https://postmates.com/los-angeles' | |
def sendText(body): | |
account_sid = os.environ['TWILIO_ACCOUNT_SID'] | |
auth_token = os.environ['TWILIO_AUTH_TOKEN'] | |
twilio_number = os.environ['TWILIO_PHONE_NUMBER'] | |
number_file = os.environ['POSTMATES_NUMBERS'] | |
client = TwilioRestClient(account_sid, auth_token) | |
with open(number_file, 'r') as numbers: | |
for number in numbers: | |
client.messages.create(body=body, to=number, from_=twilio_number) | |
def extractFreeFoodFromSoup(soup): | |
regex = re.compile('free') | |
strings = list(soup.stripped_strings) | |
freeFood = [s for s in strings if regex.match(s.lower())] | |
return freeFood | |
def hasNewFreeFood(freeFood): | |
try: | |
foodFile = open('/tmp/freefood', 'r+') | |
previousFreeFood = json.load(foodFile) | |
except (FileNotFoundError, json.decoder.JSONDecodeError): | |
foodFile = open('/tmp/freefood', 'w+') | |
previousFreeFood = [] | |
foodFile.seek(0) | |
foodFile.truncate() | |
json.dump(freeFood, foodFile) | |
foodFile.close() | |
return freeFood != previousFreeFood | |
def main(): | |
postmatesPage = requests.get(url) | |
soup = BeautifulSoup(postmatesPage.text, 'html.parser') | |
freeFood = extractFreeFoodFromSoup(soup) | |
if hasNewFreeFood(freeFood): | |
sendText('Free Postmates!\n\n' + '\n'.join(freeFood)) | |
if __name__ == '__main__': | |
main() |
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