def listunspent(self, minconf=0, maxconf=9999999, addrs=None):
"""Return unspent transaction outputs in wallet
Outputs will have between minconf and maxconf (inclusive)
confirmations, optionally filtered to only include txouts paid to
addresses in addrs.
"""
r = None
if addrs is None:
r = self._call('listunspent', minconf, maxconf)
else:
addrs = [str(addr) for addr in addrs]
r = self._call('listunspent', minconf, maxconf, addrs)
r2 = []
for unspent in r:
unspent['outpoint'] = COutPoint(lx(unspent['txid']), unspent['vout'])
del unspent['txid']
del unspent['vout']
unspent['address'] = CBitcoinAddress(unspent['address'])
unspent['scriptPubKey'] = CScript(unhexlify(unspent['scriptPubKey']))
unspent['amount'] = int(unspent['amount'] * COIN)
r2.append(unspent)
return r2
def getrawtransaction(self, txid, verbose=False):
"""Return transaction with hash txid
Raises IndexError if transaction not found.
verbse - If true a dict is returned instead with additional information
on the transaction.
Note that if all txouts are spent and the transaction index is not
enabled the transaction may not be available.
"""
try:
r = self._call('getrawtransaction', b2lx(txid), 1 if verbose else 0)
except JSONRPCException as ex:
raise IndexError('%s.getrawtransaction(): %s (%d)' %
(self.__class__.__name__, ex.error['message'], ex.error['code']))
if verbose:
r['tx'] = CTransaction.deserialize(unhexlify(r['hex']))
del r['hex']
del r['txid']
del r['version']
del r['locktime']
del r['vin']
del r['vout']
r['blockhash'] = lx(r['blockhash']) if 'blockhash' in r else None
else:
r = CTransaction.deserialize(unhexlify(r))
return r
def getrawmempool(self, verbose=False):
"""Return the mempool"""
if verbose:
return self._call('getrawmempool', verbose)
else:
r = self._call('getrawmempool')
r = [lx(txid) for txid in r]
return r
def getblockhash(self, height):
"""Return hash of block in best-block-chain at height.
Raises IndexError if height is not valid.
"""
try:
return lx(self._call('getblockhash', height))
except JSONRPCException as ex:
raise IndexError('%s.getblockhash(): %s (%d)' %
(self.__class__.__name__, ex.error['message'], ex.error['code']))
def sendrawtransaction(self, tx, allowhighfees=False):
"""Submit transaction to local node and network.
allowhighfees - Allow even if fees are unreasonably high.
"""
hextx = hexlify(tx.serialize())
r = None
if allowhighfees:
r = self._call('sendrawtransaction', hextx, True)
else:
r = self._call('sendrawtransaction', hextx)
return lx(r)
def gettxout(self, outpoint, includemempool=True):
"""Return details about an unspent transaction output.
Raises IndexError if outpoint is not found or was spent.
includemempool - Include mempool txouts
"""
r = self._call('gettxout', b2lx(outpoint.hash), outpoint.n, includemempool)
if r is None:
raise IndexError('%s.gettxout(): unspent txout %r not found' % (self.__class__.__name__, outpoint))
r['txout'] = CTxOut(int(r['value'] * COIN),
CScript(unhexlify(r['scriptPubKey']['hex'])))
del r['value']
del r['scriptPubKey']
r['bestblock'] = lx(r['bestblock'])
return r
def sendtoaddress(self, addr, amount):
"""Sent amount to a given address"""
addr = str(addr)
amount = float(amount)/COIN
r = self._call('sendtoaddress', addr, amount)
return lx(r)
