You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
410 lines
14 KiB
410 lines
14 KiB
from datetime import datetime
|
|
import inspect
|
|
import requests
|
|
import sys
|
|
from threading import Thread
|
|
import time
|
|
import traceback
|
|
import csv
|
|
from decimal import Decimal
|
|
|
|
from bitcoin import COIN
|
|
from i18n import _
|
|
from util import PrintError, ThreadJob
|
|
from util import format_satoshis
|
|
|
|
|
|
# See https://en.wikipedia.org/wiki/ISO_4217
|
|
CCY_PRECISIONS = {'BHD': 3, 'BIF': 0, 'BYR': 0, 'CLF': 4, 'CLP': 0,
|
|
'CVE': 0, 'DJF': 0, 'GNF': 0, 'IQD': 3, 'ISK': 0,
|
|
'JOD': 3, 'JPY': 0, 'KMF': 0, 'KRW': 0, 'KWD': 3,
|
|
'LYD': 3, 'MGA': 1, 'MRO': 1, 'OMR': 3, 'PYG': 0,
|
|
'RWF': 0, 'TND': 3, 'UGX': 0, 'UYI': 0, 'VND': 0,
|
|
'VUV': 0, 'XAF': 0, 'XAU': 4, 'XOF': 0, 'XPF': 0}
|
|
|
|
class ExchangeBase(PrintError):
|
|
|
|
def __init__(self, on_quotes, on_history):
|
|
self.history = {}
|
|
self.quotes = {}
|
|
self.on_quotes = on_quotes
|
|
self.on_history = on_history
|
|
|
|
def protocol(self):
|
|
return "https"
|
|
|
|
def get_json(self, site, get_string):
|
|
url = "".join([self.protocol(), '://', site, get_string])
|
|
response = requests.request('GET', url,
|
|
headers={'User-Agent' : 'Electrum'})
|
|
return response.json()
|
|
|
|
def get_csv(self, site, get_string):
|
|
url = "".join([self.protocol(), '://', site, get_string])
|
|
response = requests.request('GET', url,
|
|
headers={'User-Agent' : 'Electrum'})
|
|
reader = csv.DictReader(response.content.split('\n'))
|
|
return list(reader)
|
|
|
|
def name(self):
|
|
return self.__class__.__name__
|
|
|
|
def update_safe(self, ccy):
|
|
try:
|
|
self.print_error("getting fx quotes for", ccy)
|
|
self.quotes = self.get_rates(ccy)
|
|
self.print_error("received fx quotes")
|
|
except BaseException as e:
|
|
self.print_error("failed fx quotes:", e)
|
|
self.on_quotes()
|
|
|
|
def update(self, ccy):
|
|
t = Thread(target=self.update_safe, args=(ccy,))
|
|
t.setDaemon(True)
|
|
t.start()
|
|
|
|
def get_historical_rates_safe(self, ccy):
|
|
try:
|
|
self.print_error("requesting fx history for", ccy)
|
|
self.history[ccy] = self.historical_rates(ccy)
|
|
self.print_error("received fx history for", ccy)
|
|
self.on_history()
|
|
except BaseException as e:
|
|
self.print_error("failed fx history:", e)
|
|
|
|
def get_historical_rates(self, ccy):
|
|
result = self.history.get(ccy)
|
|
if not result and ccy in self.history_ccys():
|
|
t = Thread(target=self.get_historical_rates_safe, args=(ccy,))
|
|
t.setDaemon(True)
|
|
t.start()
|
|
return result
|
|
|
|
def history_ccys(self):
|
|
return []
|
|
|
|
def historical_rate(self, ccy, d_t):
|
|
return self.history.get(ccy, {}).get(d_t.strftime('%Y-%m-%d'))
|
|
|
|
|
|
class BitcoinAverage(ExchangeBase):
|
|
def get_rates(self, ccy):
|
|
json = self.get_json('api.bitcoinaverage.com', '/ticker/global/all')
|
|
return dict([(r, Decimal(json[r]['last']))
|
|
for r in json if r != 'timestamp'])
|
|
|
|
def history_ccys(self):
|
|
return ['AUD', 'BRL', 'CAD', 'CHF', 'CNY', 'EUR', 'GBP', 'IDR', 'ILS',
|
|
'MXN', 'NOK', 'NZD', 'PLN', 'RON', 'RUB', 'SEK', 'SGD', 'USD',
|
|
'ZAR']
|
|
|
|
def historical_rates(self, ccy):
|
|
history = self.get_csv('api.bitcoinaverage.com',
|
|
"/history/%s/per_day_all_time_history.csv" % ccy)
|
|
return dict([(h['DateTime'][:10], h['Average'])
|
|
for h in history])
|
|
|
|
class BitcoinVenezuela(ExchangeBase):
|
|
def get_rates(self, ccy):
|
|
json = self.get_json('api.bitcoinvenezuela.com', '/')
|
|
rates = [(r, json['BTC'][r]) for r in json['BTC']
|
|
if json['BTC'][r] is not None] # Giving NULL for LTC
|
|
return dict(rates)
|
|
|
|
def protocol(self):
|
|
return "http"
|
|
|
|
def history_ccys(self):
|
|
return ['ARS', 'EUR', 'USD', 'VEF']
|
|
|
|
def historical_rates(self, ccy):
|
|
return self.get_json('api.bitcoinvenezuela.com',
|
|
"/historical/index.php?coin=BTC")[ccy +'_BTC']
|
|
|
|
class BTCParalelo(ExchangeBase):
|
|
def get_rates(self, ccy):
|
|
json = self.get_json('btcparalelo.com', '/api/price')
|
|
return {'VEF': Decimal(json['price'])}
|
|
|
|
def protocol(self):
|
|
return "http"
|
|
|
|
class Bitso(ExchangeBase):
|
|
def get_rates(self, ccy):
|
|
json = self.get_json('api.bitso.com', '/v2/ticker')
|
|
return {'MXN': Decimal(json['last'])}
|
|
|
|
def protocol(self):
|
|
return "http"
|
|
|
|
class Bitcurex(ExchangeBase):
|
|
def get_rates(self, ccy):
|
|
json = self.get_json('pln.bitcurex.com', '/data/ticker.json')
|
|
pln_price = json['last']
|
|
return {'PLN': Decimal(pln_price)}
|
|
|
|
class Bitmarket(ExchangeBase):
|
|
def get_rates(self, ccy):
|
|
json = self.get_json('www.bitmarket.pl', '/json/BTCPLN/ticker.json')
|
|
return {'PLN': Decimal(json['last'])}
|
|
|
|
class BitPay(ExchangeBase):
|
|
def get_rates(self, ccy):
|
|
json = self.get_json('bitpay.com', '/api/rates')
|
|
return dict([(r['code'], Decimal(r['rate'])) for r in json])
|
|
|
|
class BitStamp(ExchangeBase):
|
|
def get_rates(self, ccy):
|
|
json = self.get_json('www.bitstamp.net', '/api/ticker/')
|
|
return {'USD': Decimal(json['last'])}
|
|
|
|
class BlockchainInfo(ExchangeBase):
|
|
def get_rates(self, ccy):
|
|
json = self.get_json('blockchain.info', '/ticker')
|
|
return dict([(r, Decimal(json[r]['15m'])) for r in json])
|
|
|
|
def name(self):
|
|
return "Blockchain"
|
|
|
|
class BTCChina(ExchangeBase):
|
|
def get_rates(self, ccy):
|
|
json = self.get_json('data.btcchina.com', '/data/ticker')
|
|
return {'CNY': Decimal(json['ticker']['last'])}
|
|
|
|
class Coinbase(ExchangeBase):
|
|
def get_rates(self, ccy):
|
|
json = self.get_json('coinbase.com',
|
|
'/api/v1/currencies/exchange_rates')
|
|
return dict([(r[7:].upper(), Decimal(json[r]))
|
|
for r in json if r.startswith('btc_to_')])
|
|
|
|
class CoinDesk(ExchangeBase):
|
|
def get_rates(self, ccy):
|
|
dicts = self.get_json('api.coindesk.com',
|
|
'/v1/bpi/supported-currencies.json')
|
|
json = self.get_json('api.coindesk.com',
|
|
'/v1/bpi/currentprice/%s.json' % ccy)
|
|
ccys = [d['currency'] for d in dicts]
|
|
result = dict.fromkeys(ccys)
|
|
result[ccy] = Decimal(json['bpi'][ccy]['rate_float'])
|
|
return result
|
|
|
|
def history_starts(self):
|
|
return { 'USD': '2012-11-30' }
|
|
|
|
def history_ccys(self):
|
|
return self.history_starts().keys()
|
|
|
|
def historical_rates(self, ccy):
|
|
start = self.history_starts()[ccy]
|
|
end = datetime.today().strftime('%Y-%m-%d')
|
|
# Note ?currency and ?index don't work as documented. Sigh.
|
|
query = ('/v1/bpi/historical/close.json?start=%s&end=%s'
|
|
% (start, end))
|
|
json = self.get_json('api.coindesk.com', query)
|
|
return json['bpi']
|
|
|
|
class Coinsecure(ExchangeBase):
|
|
def get_rates(self, ccy):
|
|
json = self.get_json('api.coinsecure.in', '/v0/noauth/newticker')
|
|
return {'INR': Decimal(json['lastprice'] / 100.0 )}
|
|
|
|
class Unocoin(ExchangeBase):
|
|
def get_rates(self, ccy):
|
|
json = self.get_json('www.unocoin.com', 'trade?buy')
|
|
return {'INR': Decimal(json)}
|
|
|
|
class itBit(ExchangeBase):
|
|
def get_rates(self, ccy):
|
|
ccys = ['USD', 'EUR', 'SGD']
|
|
json = self.get_json('api.itbit.com', '/v1/markets/XBT%s/ticker' % ccy)
|
|
result = dict.fromkeys(ccys)
|
|
if ccy in ccys:
|
|
result[ccy] = Decimal(json['lastPrice'])
|
|
return result
|
|
|
|
class Kraken(ExchangeBase):
|
|
def get_rates(self, ccy):
|
|
ccys = ['EUR', 'USD', 'CAD', 'GBP', 'JPY']
|
|
pairs = ['XBT%s' % c for c in ccys]
|
|
json = self.get_json('api.kraken.com',
|
|
'/0/public/Ticker?pair=%s' % ','.join(pairs))
|
|
return dict((k[-3:], Decimal(float(v['c'][0])))
|
|
for k, v in json['result'].items())
|
|
|
|
class LocalBitcoins(ExchangeBase):
|
|
def get_rates(self, ccy):
|
|
json = self.get_json('localbitcoins.com',
|
|
'/bitcoinaverage/ticker-all-currencies/')
|
|
return dict([(r, Decimal(json[r]['rates']['last'])) for r in json])
|
|
|
|
class Winkdex(ExchangeBase):
|
|
def get_rates(self, ccy):
|
|
json = self.get_json('winkdex.com', '/api/v0/price')
|
|
return {'USD': Decimal(json['price'] / 100.0)}
|
|
|
|
def history_ccys(self):
|
|
return ['USD']
|
|
|
|
def historical_rates(self, ccy):
|
|
json = self.get_json('winkdex.com',
|
|
"/api/v0/series?start_time=1342915200")
|
|
history = json['series'][0]['results']
|
|
return dict([(h['timestamp'][:10], h['price'] / 100.0)
|
|
for h in history])
|
|
|
|
class MercadoBitcoin(ExchangeBase):
|
|
def get_rates(self,ccy):
|
|
json = self.get_json('mercadobitcoin.net',
|
|
"/api/ticker/ticker_bitcoin")
|
|
return {'BRL': Decimal(json['ticker']['last'])}
|
|
|
|
def history_ccys(self):
|
|
return ['BRL']
|
|
|
|
class Bitcointoyou(ExchangeBase):
|
|
def get_rates(self,ccy):
|
|
json = self.get_json('bitcointoyou.com',
|
|
"/API/ticker.aspx")
|
|
return {'BRL': Decimal(json['ticker']['last'])}
|
|
|
|
def history_ccys(self):
|
|
return ['BRL']
|
|
|
|
|
|
def dictinvert(d):
|
|
inv = {}
|
|
for k, vlist in d.iteritems():
|
|
for v in vlist:
|
|
keys = inv.setdefault(v, [])
|
|
keys.append(k)
|
|
return inv
|
|
|
|
def get_exchanges():
|
|
is_exchange = lambda obj: (inspect.isclass(obj)
|
|
and issubclass(obj, ExchangeBase)
|
|
and obj != ExchangeBase)
|
|
return dict(inspect.getmembers(sys.modules[__name__], is_exchange))
|
|
|
|
def get_exchanges_by_ccy():
|
|
"return only the exchanges that have history rates (which is hardcoded)"
|
|
d = {}
|
|
exchanges = get_exchanges()
|
|
for name, klass in exchanges.items():
|
|
exchange = klass(None, None)
|
|
d[name] = exchange.history_ccys()
|
|
return dictinvert(d)
|
|
|
|
|
|
|
|
class FxThread(ThreadJob):
|
|
|
|
def __init__(self, config, network):
|
|
self.config = config
|
|
self.network = network
|
|
self.ccy = self.get_currency()
|
|
self.history_used_spot = False
|
|
self.ccy_combo = None
|
|
self.hist_checkbox = None
|
|
self.exchanges = get_exchanges()
|
|
self.exchanges_by_ccy = get_exchanges_by_ccy()
|
|
self.set_exchange(self.config_exchange())
|
|
|
|
def get_exchanges_by_ccy(self, ccy, h):
|
|
return self.exchanges_by_ccy.get(ccy)
|
|
|
|
def ccy_amount_str(self, amount, commas):
|
|
prec = CCY_PRECISIONS.get(self.ccy, 2)
|
|
fmt_str = "{:%s.%df}" % ("," if commas else "", max(0, prec))
|
|
return fmt_str.format(round(amount, prec))
|
|
|
|
def run(self):
|
|
# This runs from the plugins thread which catches exceptions
|
|
if self.is_enabled():
|
|
if self.timeout ==0 and self.show_history():
|
|
self.exchange.get_historical_rates(self.ccy)
|
|
if self.timeout <= time.time():
|
|
self.timeout = time.time() + 150
|
|
self.exchange.update(self.ccy)
|
|
|
|
def is_enabled(self):
|
|
return bool(self.config.get('use_exchange_rate'))
|
|
|
|
def set_enabled(self, b):
|
|
return self.config.set_key('use_exchange_rate', bool(b))
|
|
|
|
def get_history_config(self):
|
|
return bool(self.config.get('history_rates'))
|
|
|
|
def set_history_config(self, b):
|
|
self.config.set_key('history_rates', bool(b))
|
|
|
|
def get_currency(self):
|
|
'''Use when dynamic fetching is needed'''
|
|
return self.config.get("currency", "EUR")
|
|
|
|
def config_exchange(self):
|
|
return self.config.get('use_exchange', 'BitcoinAverage')
|
|
|
|
def show_history(self):
|
|
return self.is_enabled() and self.get_history_config() and self.ccy in self.exchange.history_ccys()
|
|
|
|
def set_currency(self, ccy):
|
|
self.ccy = ccy
|
|
self.config.set_key('currency', ccy, True)
|
|
self.timeout = 0 # Because self.ccy changes
|
|
self.on_quotes()
|
|
|
|
def set_exchange(self, name):
|
|
class_ = self.exchanges.get(name) or self.exchanges.values()[0]
|
|
name = class_.__name__
|
|
self.print_error("using exchange", name)
|
|
if self.config_exchange() != name:
|
|
self.config.set_key('use_exchange', name, True)
|
|
|
|
self.exchange = class_(self.on_quotes, self.on_history)
|
|
# A new exchange means new fx quotes, initially empty. Force
|
|
# a quote refresh
|
|
self.timeout = 0
|
|
|
|
def on_quotes(self):
|
|
self.network.trigger_callback('on_quotes')
|
|
|
|
def on_history(self):
|
|
self.network.trigger_callback('on_history')
|
|
|
|
def exchange_rate(self):
|
|
'''Returns None, or the exchange rate as a Decimal'''
|
|
rate = self.exchange.quotes.get(self.ccy)
|
|
if rate:
|
|
return Decimal(rate)
|
|
|
|
def format_amount_and_units(self, btc_balance):
|
|
rate = self.exchange_rate()
|
|
return '' if rate is None else "%s %s" % (self.value_str(btc_balance, rate), self.ccy)
|
|
|
|
def get_fiat_status_text(self, btc_balance):
|
|
rate = self.exchange_rate()
|
|
return _(" (No FX rate available)") if rate is None else " 1 BTC~%s %s" % (self.value_str(COIN, rate), self.ccy)
|
|
|
|
|
|
def value_str(self, satoshis, rate):
|
|
if satoshis is None: # Can happen with incomplete history
|
|
return _("Unknown")
|
|
if rate:
|
|
value = Decimal(satoshis) / COIN * Decimal(rate)
|
|
return "%s" % (self.ccy_amount_str(value, True))
|
|
return _("No data")
|
|
|
|
def history_rate(self, d_t):
|
|
rate = self.exchange.historical_rate(self.ccy, d_t)
|
|
# Frequently there is no rate for today, until tomorrow :)
|
|
# Use spot quotes in that case
|
|
if rate is None and (datetime.today().date() - d_t.date()).days <= 2:
|
|
rate = self.exchange.quotes.get(self.ccy)
|
|
self.history_used_spot = True
|
|
return rate
|
|
|
|
def historical_value_str(self, satoshis, d_t):
|
|
rate = self.history_rate(d_t)
|
|
return self.value_str(satoshis, rate)
|
|
|