gdg-twilio/server.py at master · losttime/gdg-twilio · GitHub

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import os
import sys

# check if this is running on Google App Engine
onGAE = False
if "USING_GAE" in os.environ:
    onGAE = True

if onGAE:
    sys.path.append("./modules")

# import modules not supported by Google App Engine
# If running on Google App engine, will import from local "modules" directory
from bottle import Bottle, request, route, run, view

import twilio.twiml
from twilio.rest import TwilioRestClient


# Continue with the rest of the configuration
host = "localhost"
port = 8080
dns = "localhost"

# Only set these if not setting the environment variables
# To find these visit https://www.twilio.com/user/account
account = "ACXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"  # Twilio Account SID
token = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"  # Twilio Auth Token
twilioNumber = "+15005550006"  # Twilio number to call from

onHeroku = False
if 'PORT' in os.environ:
    onHeroku = True
    port = os.environ.get("PORT", 5000)

if 'HOST' in os.environ:
    onHeroku = True
    host = os.environ.get("HOST", "0.0.0.0")

if "DNS" in os.environ:
    onHeroku = True
    dns = os.environ.get("DNS", "www.example.com")

if "TWILIO_ACCT" in os.environ:
    onHeroku = True
    account = os.environ.get("TWILIO_ACCT", "nothing")

if "TWILIO_TOKEN" in os.environ:
    onHeroku = True
    token = os.environ.get("TWILIO_TOKEN", "none")

if "TWILIO_NUMBER" in os.environ:
    onHeroku = True
    twilioNumber = os.environ.get("TWILIO_NUMBER", "+15005550006")

webserver = "http://" + dns + ":" + str(port) + "/"
smsReceivedCallback = webserver + "smsReceived"
callConnectedCallback = webserver + "callConnected"

app = Bottle()


# Define the routes that allow the app to function
@app.route('/')
@view('smsForm')
def index():
    return {"froms":[{"number":twilioNumber}],"message":None}

@app.route('/smsSend', method='POST')
@view('smsForm')
def sms_send():
    postData = request.forms
    toNum = postData.toNum
    fromNum = postData.fromNum
    body = postData.body
    client = TwilioRestClient(account, token)
    message = client.sms.messages.create(to=toNum, from_=fromNum, body=body)
    return {"froms":[{"number":fromNum}],"message":"text message was sent"}

@app.route('/smsReceived', method='POST')
def sms_received():
    # should probably do some sort of validation here
    words = request.forms.Body.split()
    callback = callConnectedCallback + "?playbackUrl=" + words[1]

    client = TwilioRestClient(account, token)
    call = client.calls.create(to=toNum, from_=fromNum, url=callback)

@app.route('/callConnected', method='POST')
@app.route('/callConnected', method='GET')  # useful for testing
def call_connected():
    # should probably do some sort of validation here too
    url = request.query.playbackUrl
    xml = '<?xml version="1.0" encoding="utf-8"?>\n'
    xml += '<Response><Play>' + url + '</Play></Response>'
    return xml


# Run the app
if onGAE:
    run(app=app, server='gae')
else:
    run(app=app, host=host, port=port)