def get_newsfeed():
signed_request = request.form.get('signed_request')
logging.info('signed_request=' + signed_request)
result = get_token(signed_request, FB_APP_SECRET)
if not result:
return render_template('login.html', app_id=FB_APP_ID, namespace='newsfeedguardian')
(user_id, access_token, expires) = result
logging.info('access_token=' + str(access_token))
channel_url = url_for('get_channel', _external=True)
channel_url = channel_url.replace('http:', '').replace('https:', '')
if access_token:
db.insert_user_info(user_id, access_token, expires)
last_scan_time = db.get_last_scan_time(user_id)
feeds = fb_call('me/home', args={'access_token': access_token})
scaned_feeds = scan_feeds(feeds, access_token, last_scan_time)
db.update_last_scan_time(user_id, int(time.time()))
return render_template('newsfeedlist.html', app_id=FB_APP_ID, token=access_token, url=request.url,
channel_url=channel_url, name=FB_APP_NAME, feeds=scaned_feeds)
else:
return render_template('login.html', app_id=FB_APP_ID, url=request.url,
channel_url=channel_url, name=FB_APP_NAME, namespace='newsfeedguardian')
def run(self):
logging.info('[worker] worker started')
while not self.stop:
logging.debug('[worker] perform one loop')
uri = db.mongodb_uri()
conn = Connection(uri)
users = conn.db['users']
current = int(time.time())
for user in users.find():
user_id = user.get('user_id')
access_token = user.get('access_token')
expires = user.get('expires')
last_scan_time = user.get('last_scan_time', 0)
if not access_token:
continue
if expires > 0 and expires < current:
logging.debug('[worker] expires time smaller than current time')
continue
# logging.debug('[worker] last_scan_time={0}, current={1}'.format(last_scan_time, current))
# if last_scan_time > current:
# logging.debug('[worker] last_scan_time:{0} greater than current time'.format(last_scan_time))
# continue
logging.info('[worker] scan news feed for user_id: ' + user_id)
feeds = fb_call('me/home', args={'access_token': access_token})
scan_feeds(feeds, access_token, last_scan_time)
db.update_last_scan_time(user_id, int(time.time()))
time.sleep(30)