Exemple #1
0
def instagram_push_update():
    data = request.stream.read()
    instagram_client_secret = Configuration.value_for_name('instagram_client_secret')

    server_signature = request.headers.get('X-Hub-Signature', None)
    signature = hmac.new(str(instagram_client_secret), data, digestmod=hashlib.sha1).hexdigest()

    if server_signature != signature:
        logger.warn('Got PuSH subscribe POST from instagram w/o valid signature: sent=%s != expected=%s',
                    server_signature, signature)

        raise ndb.Return('')

    logger.info('Got PuSH body: %s', data)
    logger.info('Got PuSH headers: %s', request.headers)

    parsed_feed = json.loads(data)
    user_ids = [int(x.get('object_id')) for x in parsed_feed]
    feeds = InstagramFeed.query(InstagramFeed.user_id.IN(user_ids))

    cursor = None
    more = True
    keys = []
    while more:
        feed_keys, cursor, more = feeds.fetch_page(100, keys_only=True, start_cursor=cursor)
        keys += feed_keys

    keys = ','.join([x.urlsafe() for x in keys])
    if keys:
        yield Queue('poll').add_async(Task(url=url_for('tq_feed_poll'), method='POST', params={'keys': keys}))

    raise ndb.Return('ok')
Exemple #2
0
def instagram_subscribe():
    mode = request.args['hub.mode']
    challenge = request.args['hub.challenge']
    verify_token = request.args.get('hub.verify_token')

    if mode == 'subscribe':
        instagram_verify_token = Configuration.value_for_name('instagram_verify_token')
        if verify_token and verify_token != instagram_verify_token:
            logger.info('Failed verification feed.verify_token:%s GET verify_token:%s', instagram_verify_token, verify_token)
            return "Failed Verification", 400

        logger.info('Responding to instagram challange: %s', challenge)
        return challenge