#!/usr/bin/env python3

import requests
import json
import hmac
import hashlib
import re
import sys
import time
import os
import signal

configfile = __file__ + ".conf"
if not os.path.exists(configfile):
    if os.path.exists("/usr/local/etc/" + os.path.basename(configfile)):
        configfile = "/usr/local/etc/" + os.path.basename(configfile)
    elif os.path.exists("/etc/" + os.path.basename(configfile)):
        configfile = "/etc/" + os.path.basename(configfile)
    else:
        print("no config file found !")
        exit(1)
exec(open(configfile).read())

def eprint(*args, **kwargs):
    print(*args, file=sys.stderr, **kwargs)

def stoppe(number, frame):
    sys.exit(0)

def connexion_post(method, data=None, headers={}):
    url = FREEBOX_URL + "/api/" + API_VERSION + method + "/"
    if data: data = json.dumps(data)
    return json.loads(requests.post(url, data=data, headers=headers).text)

def connexion_get(method, headers={}):
    url = FREEBOX_URL + "/api/" + API_VERSION + method + "/"
    return json.loads(requests.get(url, headers=headers).text)

def connexion_put(method, data=None, headers={}):
    url = FREEBOX_URL + "/api/" + API_VERSION + method + "/"
    if data: data = json.dumps(data)
    return json.loads(requests.put(url, data=data, headers=headers).text)

def mksession():
    challenge = connexion_get("/login")["result"]["challenge"]
    data={
        "app_id": APP_ID,
        "password": hmac.new(APP_TOKEN, challenge.encode('utf-8'), hashlib.sha1).hexdigest()
    }
    return connexion_post("/login/session", data)["result"]["session_token"]

def envoi_sms(number):
    url="https://smsapi.free-mobile.fr/sendmsg?" \
        + "user="  + user \
        + "&pass=" + password \
        + "&msg="  + re.sub(r' ', '%20', "sms pour " + number + ':' + msg)
    requests.get(url)

def marque_comme_lu(id_appel, number):
    method = "/call/log/" + str(id_appel)
    resultat = connexion_put(method, { "new": False }, headers={"X-Fbx-App-Auth": session_token})
    if resultat.get('success'):
        eprint("appel de " + number + "(id: " + str(id_appel) + ") marqué comme lu")
    else:
        eprint(resultat)

def appels(session_token):
    method = "/call/log"
    resultat =  connexion_get(method, headers={"X-Fbx-App-Auth": session_token})
    for appel in resultat["result"]:
        if appel.get('new') and appel.get('type') == 'missed' and appel_depuis_portable.match(appel.get('number')):
            envoi_sms(appel.get('number'))
            marque_comme_lu(appel.get('id'), appel.get('number'))
            time.sleep(5)

signal.signal(signal.SIGTERM, stoppe)
appel_depuis_portable = re.compile('^(0|\\+33)[67]')
while True:
    try:
        session_token = mksession()
    except:
        time.sleep(10)
    else:
        appels(session_token)
        time.sleep(60)