def cmd_forex(self, user, *msg):
# todo consider accepting queries like !fx xau where the usd part of xauusd is just implicit
if len(msg) == 1 and len(msg[0]) == 6:
# has to be an invocation like !forex cnyusd
amount = 1
from_currency = msg[0][:3]
to_currency = msg[0][3:]
elif len(msg) == 2 and len(msg[1]) == 6:
# has to be an invocation like !forex 2345 eurusd
amount = msg[0]
from_currency = msg[1][:3]
to_currency = msg[1][3:]
elif len(msg) == 4 and msg[2].lower() == 'to':
# has to be an invocation like !forex 123 cny to usd
amount = msg[0]
from_currency = msg[1]
to_currency = msg[3]
elif len(msg) == 0:
# spit out help message
# todo update help msg
return (
"ECB forex rates, updated daily. Usage: "
"{0}forex cnyusd, {0}forex 5000 mxneur, {0}forex 9001 eur to usd."
).format(self.config['command_prefix'])
else:
# unsupported usage
return
if from_currency == to_currency:
return
try:
converted = self.forex.convert(amount, from_currency, to_currency)
except ValueError as e:
log.info('Forex conversion issue: {}'.format(e.message))
else:
if converted <= 1e-4 or converted >= 1e20:
# These are arbitrary but at least the upper cap is 100% required to avoid situations like
# !forex 10e23892348 RUBUSD which DDoS the bot and then the channel once it finally prints it.
return None
amount_str = utils.truncatefloat(Decimal(amount),
decimals=5,
commas=True)
converted_str = utils.truncatefloat(converted,
decimals=5,
commas=True)
# todo display info on data source
return "{} {} is {} {}".format(amount_str, from_currency.upper(),
converted_str, to_currency.upper())
def cmd_forex(self, user, *msg):
# todo consider accepting queries like !fx xau where the usd part of xauusd is just implicit
if len(msg) == 1 and len(msg[0]) == 6:
# has to be an invocation like !forex cnyusd
amount = 1
from_currency = msg[0][:3]
to_currency = msg[0][3:]
elif len(msg) == 2 and len(msg[1]) == 6:
# has to be an invocation like !forex 2345 eurusd
amount = msg[0]
from_currency = msg[1][:3]
to_currency = msg[1][3:]
elif len(msg) == 4 and msg[2].lower() == 'to':
# has to be an invocation like !forex 123 cny to usd
amount = msg[0]
from_currency = msg[1]
to_currency = msg[3]
elif len(msg) == 0:
# spit out help message
# todo update help msg
return ("ECB forex rates, updated daily. Usage: "
"{0}forex cnyusd, {0}forex 5000 mxneur, {0}forex 9001 eur to usd.").format(
self.config['command_prefix'])
else:
# unsupported usage
return
if from_currency == to_currency:
return
try:
converted = self.forex.convert(amount, from_currency, to_currency)
except ValueError as e:
log.info('Forex conversion issue: {}'.format(e.message))
else:
if converted <= 1e-4 or converted >= 1e20:
# These are arbitrary but at least the upper cap is 100% required to avoid situations like
# !forex 10e23892348 RUBUSD which DDoS the bot and then the channel once it finally prints it.
return None
amount_str = utils.truncatefloat(Decimal(amount), decimals=5, commas=True)
converted_str = utils.truncatefloat(converted, decimals=5, commas=True)
# todo display info on data source
return "{} {} is {} {}".format(amount_str, from_currency.upper(), converted_str, to_currency.upper())
def cmd_swaps(self, user, *msg):
if not self.bfx_swap_data_time or utils.now_in_utc_secs() - self.bfx_swap_data_time > 5*30:
self.bfx_swap_data = dict()
# 2 for loops here so all 3 requests get sent ASAP
for currency in ('usd', 'btc', 'ltc'):
self.bfx_swap_data[currency] = bitfinex.lends(currency)
for c, d in self.bfx_swap_data.iteritems():
self.bfx_swap_data[c] = yield d
self.bfx_swap_data_time = utils.now_in_utc_secs()
swap_data = {}
swap_data_strs = list()
for currency in self.bfx_swap_data.iterkeys():
swap_data[currency] = Decimal(self.bfx_swap_data[currency][0]['amount_lent'])
swap_data_strs.append('{} {}'.format(currency.upper(), utils.truncatefloat(swap_data[currency], commas=True)))
defer.returnValue("Bitfinex open swaps: {}".format(', '.join(reversed(swap_data_strs))))
def _send_alert(self, data):
"""Call with Trade object that has amount and price data."""
ann_str = u"Bitstamp alert | "
try:
if data.is_buy:
ann_str += u'\u25B2 BUY '
else:
ann_str += u'\u25BC SELL '
except AttributeError:
pass
amt_str = utils.truncatefloat(data.amount)
ann = u"%s %s BTC at $%0.2f" % (ann_str, amt_str, data.price)
log.info(ann.encode('utf8'))
for cb in self.alert_callbacks:
cb(ann)
def announce_whale_order(self, data):
"""Call with dict in form of {'amount': ordersize, 'price': orderprice}. Additional data in dict is ignored"""
ann_str = u"Bitstamp alert | "
if 'is_buy' in data:
if data['is_buy'] is True:
ann_str += u'\u25B2 BUY '
elif data['is_buy'] is False:
ann_str += u'\u25BC SELL '
else:
#ann_str = "Whale alert!"
ann_str += ""
amt_str = utils.truncatefloat(data['amount'])
ann = u"%s %s BTC at $%0.2f" % (ann_str, amt_str, data['price'])
log.info(ann.encode('utf8'))
# sendline won't accept unicode, but moved the encoding into the actual callbacks
self._send_alert(ann)
def _send_alert(self, data):
"""Call with Trade object that has amount and price data."""
ann_str = u"Bitstamp alert | "
try:
if data.is_buy:
ann_str += u'\u25B2 BUY '
else:
ann_str += u'\u25BC SELL '
except AttributeError:
pass
amt_str = utils.truncatefloat(data.amount)
ann = u"%s %s BTC at $%0.2f" % (ann_str, amt_str, data.price)
log.info(ann.encode('utf8'))
for cb in self.alert_callbacks:
cb(ann)
def announce_whale_order(self, data):
"""Call with dict in form of {'amount': ordersize, 'price': orderprice}. Additional data in dict is ignored"""
ann_str = u"Bitstamp alert | "
if 'is_buy' in data:
if data['is_buy'] is True:
ann_str += u'\u25B2 BUY '
elif data['is_buy'] is False:
ann_str += u'\u25BC SELL '
else:
#ann_str = "Whale alert!"
ann_str += ""
amt_str = utils.truncatefloat(data['amount'])
ann = u"%s %s BTC at $%0.2f" % (ann_str, amt_str, data['price'])
log.info(ann.encode('utf8'))
# sendline won't accept unicode, but moved the encoding into the actual callbacks
self._send_alert(ann)
def cmd_swaps(self, user, *msg):
if not self.bfx_swap_data_time or utils.now_in_utc_secs(
) - self.bfx_swap_data_time > 5 * 30:
self.bfx_swap_data = dict()
# 2 for loops here so all 3 requests get sent ASAP
for currency in ('usd', 'btc', 'ltc'):
self.bfx_swap_data[currency] = bitfinex.lends(currency)
for c, d in self.bfx_swap_data.iteritems():
self.bfx_swap_data[c] = yield d
self.bfx_swap_data_time = utils.now_in_utc_secs()
swap_data = {}
swap_data_strs = list()
for currency in self.bfx_swap_data.iterkeys():
swap_data[currency] = Decimal(
self.bfx_swap_data[currency][0]['amount_lent'])
swap_data_strs.append('{} {}'.format(
currency.upper(),
utils.truncatefloat(swap_data[currency], commas=True)))
defer.returnValue("Bitfinex open swaps: {}".format(', '.join(
reversed(swap_data_strs))))