class Query(tornado.web.RequestHandler):
def initialize(self):
self.webdatabase = DB()
def get(self):
token = self.get_argument('token', None)
platform = self.get_argument('platform', None)
self.set_header('Content-Type', 'application/json')
if token and platform:
price = dict()
price['low'] = 0
price['high'] = 0
self.write(json.dumps(price))
else:
try:
price = self.webdatabase.get_price(token, platform)
if price['low'] < 0:
price['low'] = 0
if price['high'] < 0:
price['high'] = 0
self.write(json.dumps(price))
except Exception:
price = dict()
price['low'] = 0
price['high'] = 0
self.write(json.dumps(price))
