def parse_send_amount(self, input_send_amount, btcusd_spot):
if '$' in input_send_amount:
if btcusd_spot <= 0.0:
raise Exception('Unable to get exchange rate for local currency. Please specify amount in BTC instead.')
usd_send_amount = float(input_send_amount.replace('$', ''))
btc_send_amount = (1.0*usd_send_amount) / btcusd_spot
sat_send_amount = core.btc_to_satoshi(btc_send_amount)
btc_send_amount = core.satoshi_to_btc(sat_send_amount)
else:
btc_send_amount = float(input_send_amount)
sat_send_amount = core.btc_to_satoshi(btc_send_amount)
btc_send_amount = core.satoshi_to_btc(sat_send_amount)
usd_send_amount = btc_send_amount*btcusd_spot
return btc_send_amount, usd_send_amount
def sign_tx(self, pw):
if not self.is_wallet_loaded:
raise Exception('Tried to spend when wallet not loaded.')
if not self.is_dest_addr_set:
raise Exception('Tried to spend when destination address not set.')
if not self.is_send_amount_set:
raise Exception('Tried to spend when amount not set.')
if self.send_amount + self.txfee > self.balance:
raise LowBalanceError("Insufficient funds to send {0} + {1} BTC.".format(core.satoshi_to_btc(self.send_amount), core.satoshi_to_btc(self.txfee)))
try:
prv = wallet.decrypt_privkey(self.encr_privkey, pw)
addr = bc.privtoaddr(prv, self.magic_byte)
except:
raise PasswordError("Wrong password!")
if addr != self.addr:
raise Exception('Address from wallet does not match address from private key!')
tx_ins, tx_outs = core.simple_tx_inputs_outputs(self.addr, self.unspent, self.dest_addr, self.send_amount, self.txfee)
# Make transaction
tx = bc.mktx(tx_ins, tx_outs)
# Sign transaction
for i in range(len(tx_ins)):
tx = bc.sign(tx,i,prv)
return tx_ins, tx_outs, tx, bc.deserialize(tx)
def get_txfee(self):
return core.satoshi_to_btc(self.txfee)
def get_balance(self):
if not self.is_wallet_loaded:
raise Exception('Tried getting balance when wallet not loaded.')
return core.satoshi_to_btc(self.balance)