def __init__(self, crypto, hex=None, verbose=False):
if crypto.lower() in ['nxt']:
raise NotImplementedError("%s not yet supported" % crypto.upper())
self.change_address = None
self.crypto = crypto
self.fee_satoshi = None
self.outs = []
self.ins = []
self.verbose = verbose
services = get_optimal_services(self.crypto, 'current_price')
self.price_getter = CurrentPrice(services=services, verbose=verbose)
if hex:
self.hex = hex
def push(self, services=None, redundancy=1):
if not services:
services = get_optimal_services(self.crypto, "push_tx")
self.pushers = []
pusher = PushTx(services=services, verbose=self.verbose)
results = [pusher.action(self.crypto, self.get_hex())]
try:
for service in services[1:redundancy-1]:
pusher = PushTx(services=[service], verbose=self.verbose)
results.append(self.pusher.action(self.crypto, self.get_hex()))
self.pushers.append(pusher)
except:
raise Exception("Partial push. Some services returned success, some failed.")
return results
def add_inputs(self, private_key=None, address=None, amount='all', password=None, services=None, **modes):
"""
Make call to external service to get inputs from an address and/or private_key.
`amount` is the amount of [currency] worth of inputs (in satoshis) to add from
this address. Pass in 'all' (the default) to use *all* inputs found for this address.
Returned is the number of units (in satoshis) that were added as inputs to this tx.
"""
#from ipdb import set_trace; set_trace()
if private_key:
if private_key.startswith('6P'):
if not password:
raise Exception("Password required for BIP38 encoded private keys")
private_key = bip38_decrypt(private_key, password)
address_from_priv = self.private_key_to_address(private_key)
if address and address != address_from_priv:
raise Exception("Invalid Private key")
address = address_from_priv
self.change_address = address
if not services:
services = get_optimal_services(self.crypto, 'unspent_outputs')
total_added_satoshi = 0
ins = []
for utxo in self._get_utxos(address, services, **modes):
if (amount == 'all' or total_added_satoshi < amount):
self.ins.append(
dict(input=utxo, private_key=private_key)
)
total_added_satoshi += utxo['amount']
if total_added_satoshi == 0:
raise Exception("No inputs available for: %s" % address)
return total_added_satoshi