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##
## coinfetch-api-ccc - CryptoCoin Charts API plugin for coinfetch
## Copyright (C) 2015-2016 Delwink, LLC
##
## This program is free software: you can redistribute it and/or modify
## it under the terms of the GNU Affero General Public License as published by
## the Free Software Foundation, version 3 only.
##
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
## GNU Affero General Public License for more details.
##
## You should have received a copy of the GNU Affero General Public License
## along with this program. If not, see <http://www.gnu.org/licenses/>.
##
from cfetch import register_ticker, NoSuchKindException, NoSuchPairException
from cfetch import Ticker
class CccTicker(Ticker):
def __init__(self, path):
super().__init__(path)
def get_pair_data(self, response, pair=None):
return response.json()
def get_rate_pow(self, a, b, amt, power, kind):
r = get(self.path + self.get_pair(a, b))
res = self.get_pair_data(r, (a, b))
if kind not in res:
raise NoSuchKindException(kind)
if res[kind] is None:
raise NoSuchPairException('{}/{}'.format(a, b))
return (float(res[kind]) ** power) * amt
def get_rate(self, a, b, amt=1, kind='price'):
return super().get_rate(a, b, amt, kind)
register_ticker('ccc', 'The CryptoCoin Charts ticker (built-in)',
CccTicker('http://api.cryptocoincharts.info/tradingPair/'))
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