def total_out(self):
total = sum(tx_out.coin_value for tx_out in self.txs_out)
if TransactionUtils.isCFTransation(self):
if self.cf_header.lack_amount <= 0:
pre_tx = TransactionDao.searchByHash(self.cf_header.pre_hash)
total = total - self.txs_out[0].coin_value + pre_tx.cf_header.lack_amount - self.cf_header.lack_amount
return total
def __init__(self, tx):
self.tx_hash = tx.hash().hex()
inputs = []
for txin in tx.txs_in:
inputs.append(TransactionUtils.getTxinPublicAddressByPre(txin))
self.tx_inputs = inputs
outputs = []
for txout in tx.txs_out:
if TransactionUtils.isCFTransationOut(txout):
txout_type = '众筹交易'
else:
txout_type = '普通交易'
outputs.append([
txout.address(), txout.coin_value, txout_type,
TransactionUtils.getTransactionAndOutTime(txout),
txout.usedState
])
self.tx_outputs = outputs
self.time = time.ctime(TransactionUtils.getTransactionAndOutTime(tx))
self.total_coin = tx.total_in()
self.fee = tx.fee()
if TransactionUtils.isCFTransation(tx):
self.tx_type = '众筹交易'
self.lock_time = time.ctime(tx.cf_header.end_time)
self.pre_hash = tx.cf_header.pre_hash.hex()
else:
self.tx_type = '普通交易'
self.get_detail(tx)
def stream(self, f, blank_solutions=False, include_unspents=False, include_witness_data=True):
"""Stream a Bitcoin transaction Tx to the file-like object f."""
include_witnesses = include_witness_data and self.has_witness_data()
####
if TransactionUtils.isCFTransation(self):
stream_struct("L", f, 2)
stream_struct("#", f, self.cf_header.original_hash)
stream_struct("Q", f, self.cf_header.target_amount)
stream_struct("S", f, self.cf_header.pubkey.encode(encoding="utf-8"))
stream_struct("L", f, self.cf_header.end_time)
stream_struct("#", f, self.cf_header.pre_hash)
stream_struct("Q", f, self.cf_header.lack_amount)
else:
stream_struct("L", f, 1)
####
stream_struct("L", f, self.version)
if include_witnesses:
f.write(b'\0\1')
stream_struct("I", f, len(self.txs_in))
for t in self.txs_in:
t.stream(f, blank_solutions=blank_solutions)
stream_struct("I", f, len(self.txs_out))
for t in self.txs_out:
t.stream(f)
if include_witnesses:
for tx_in in self.txs_in:
witness = tx_in.witness
stream_struct("I", f, len(witness))
for w in witness:
stream_bc_string(f, w)
stream_struct("L", f, self.lock_time)
if include_unspents and not self.missing_unspents():
self.stream_unspents(f)
def update(tx):
if TransactionUtils.isCFTransation(tx):
CoinSqlite3().exec_sql('Update TransactionInfo set `version`=?,`lock_time`=?,`parentBlockId`=?,`state`=?, `type` = ? ,original_hash = ?, target_amount = ?, pubkey = ?, end_time = ?, pre_hash = ?, lack_amount = ? , cert = ? where hash = ?', tx.version, tx.lock_time, tx.getBlockHash(), tx.state, 2, tx.cf_header.original_hash, tx.cf_header.target_amount, tx.cf_header.pubkey, tx.cf_header.end_time, tx.cf_header.pre_hash, tx.cf_header.lack_amount, tx.cf_header.cert, tx.hash())
else:
CoinSqlite3().exec_sql('Update TransactionInfo set `version`=?,`lock_time`=?,`parentBlockId`=?, `state`=?, `type` = ? where hash = ?', tx.version, tx.lock_time, tx.getBlockHash(), tx.state, 1, tx.hash())
for index, txIn in enumerate(tx.txs_in):
TransactionInDao.save(txIn, tx, index)
for index, txOut in enumerate(tx.txs_out):
TransactionOutDao.save(txOut, tx, index)
def insert(tx):
if TransactionUtils.isCFTransation(tx):
CoinSqlite3().exec_sql('INSERT INTO TransactionInfo(hash, version,lock_time,parentBlockId,state,type,original_hash, target_amount, pubkey, end_time, pre_hash, lack_amount, cert) VALUES (?,?,?,?,?,?,?,?,?,?,?,?,?)', tx.hash(), tx.version, tx.lock_time, tx.getBlockHash(), tx.state, 2, tx.cf_header.original_hash, tx.cf_header.target_amount, tx.cf_header.pubkey, tx.cf_header.end_time, tx.cf_header.pre_hash, tx.cf_header.lack_amount, tx.cf_header.cert)
else:
CoinSqlite3().exec_sql('INSERT INTO TransactionInfo(hash, version,lock_time,parentBlockId,state,type) VALUES (?,?,?,?,?,?)', tx.hash(), tx.version, tx.lock_time, tx.getBlockHash(), tx.state, 1)
for index, txIn in enumerate(tx.txs_in):
TransactionInDao.save(txIn, tx, index)
for index, txOut in enumerate(tx.txs_out):
TransactionOutDao.save(txOut, tx, index)
def save(txOut, tx, index):
deleteOld(tx, index)
pubicAddress = txOut.address()
end_time = 0
if TransactionUtils.isCFTransation(tx):
if 0 == index:
end_time = tx.cf_header.end_time
CoinSqlite3().exec_sql(
'INSERT INTO TransactionInfoOut(coin_value, script, parentBlockId, parentTxId, state, `index`, pubicAddress, isToMe, usedState, end_time, isMyTx) VALUES (?,?,?,?,?,?,?,?,?,?,?)',
txOut.coin_value, txOut.script, tx.getBlockHash(), tx.hash(),
txOut.state, index, pubicAddress,
SecretKeyDao.isMypubicAddress(pubicAddress), 0, end_time,
SecretKeyDao.isMypubicAddress(txOut.address()))
def dump_tx(tx, netcode, verbose_signature, disassembly_level, do_trace,
use_pdb):
address_prefix = address_prefix_for_netcode(netcode)
tx_bin = stream_to_bytes(tx.stream)
# print("Tx_type:%2d" % tx.tx_type)
if TransactionUtils.isCFTransation(tx):
print("original_hash : %s" % tx.cf_header.original_hash)
print("target_amount : %s" % tx.cf_header.target_amount)
print("pubkey : %s" % tx.cf_header.pubkey)
print("end_time : %s" % tx.cf_header.end_time)
print("pre_hash : %s" % tx.cf_header.pre_hash)
print("lack_amount : %s" % tx.cf_header.lack_amount)
print("Version: %2d tx hash %s %d bytes " %
(tx.version, tx.id(), len(tx_bin)))
print("TransactionIn count: %d; TransactionOut count: %d" %
(len(tx.txs_in), len(tx.txs_out)))
if tx.lock_time == 0:
meaning = "valid anytime"
elif tx.lock_time < LOCKTIME_THRESHOLD:
meaning = "valid after block index %d" % tx.lock_time
else:
when = datetime.datetime.utcfromtimestamp(tx.lock_time)
meaning = "valid on or after %s utc" % when.isoformat()
print("Lock time: %d (%s)" % (tx.lock_time, meaning))
print("Input%s:" % ('s' if len(tx.txs_in) != 1 else ''))
missing_unspents = tx.missing_unspents()
def trace_script(old_pc, opcode, data, stack, altstack, if_condition_stack,
is_signature):
from pycoin.tx.script.tools import disassemble_for_opcode_data
print("%3d : %02x %s" %
(old_pc, opcode, disassemble_for_opcode_data(opcode, data)))
if use_pdb:
import pdb
from pycoin.serialize import b2h
print("stack: [%s]" % ', '.join(b2h(s) for s in stack))
if len(altstack) > 0:
print("altstack: %s" % altstack)
if len(if_condition_stack) > 0:
print("condition stack: %s" %
', '.join(int(s) for s in if_condition_stack))
pdb.set_trace()
traceback_f = trace_script if do_trace or use_pdb else None
for idx, tx_in in enumerate(tx.txs_in):
if disassembly_level > 0:
def signature_for_hash_type_f(hash_type, script):
return tx.signature_hash(script, idx, hash_type)
if tx.is_coinbase():
print("%4d: COINBASE %12.5f mBTC" %
(idx, satoshi_to_mbtc(tx.total_in())))
else:
suffix = ""
if tx.missing_unspent(idx):
tx_out = None
address = tx_in.bitcoin_address(address_prefix=address_prefix)
else:
tx_out = tx.unspents[idx]
sig_result = " sig ok" if tx.is_signature_ok(
idx, traceback_f=traceback_f) else " BAD SIG"
suffix = " %12.5f mBTC %s" % (satoshi_to_mbtc(
tx_out.coin_value), sig_result)
address = tx_out.bitcoin_address(netcode=netcode)
t = "%4d: %34s from %s:%-4d%s" % (idx, address,
b2h_rev(tx_in.previous_hash),
tx_in.previous_index, suffix)
print(t.rstrip())
if disassembly_level > 0:
out_script = b''
if tx_out:
out_script = tx_out.script
for (pre_annotations, pc, opcode, instruction, post_annotations) in \
disassemble_scripts(
tx_in.script, out_script, tx.lock_time, signature_for_hash_type_f):
for l in pre_annotations:
print(" %s" % l)
print(" %4x: %02x %s" % (pc, opcode, instruction))
for l in post_annotations:
print(" %s" % l)
if verbose_signature:
signatures = []
for opcode in opcode_list(tx_in.script):
if not opcode.startswith("OP_"):
try:
signatures.append(parse_signature_blob(
h2b(opcode)))
except UnexpectedDER:
pass
if signatures:
sig_types_identical = (zip(*signatures)[1]).count(
signatures[0][1]) == len(signatures)
i = 1 if len(signatures) > 1 else ''
for sig_pair, sig_type in signatures:
print(" r{0}: {1:#x}\n s{0}: {2:#x}".format(
i, *sig_pair))
if not sig_types_identical and tx_out:
print(" z{}: {:#x} {}".format(
i,
tx.signature_hash(tx_out.script, idx,
sig_type),
sighash_type_to_string(sig_type)))
if i:
i += 1
if sig_types_identical and tx_out:
print(" z:{} {:#x} {}".format(
' ' if i else '',
tx.signature_hash(tx_out.script, idx, sig_type),
sighash_type_to_string(sig_type)))
print("Output%s:" % ('s' if len(tx.txs_out) != 1 else ''))
for idx, tx_out in enumerate(tx.txs_out):
amount_mbtc = satoshi_to_mbtc(tx_out.coin_value)
address = tx_out.bitcoin_address(netcode=netcode) or "(unknown)"
print("%4d: %34s receives %12.5f mBTC" % (idx, address, amount_mbtc))
if disassembly_level > 0:
for (pre_annotations, pc, opcode, instruction, post_annotations) in \
disassemble_scripts(b'', tx_out.script, tx.lock_time, signature_for_hash_type_f):
for l in pre_annotations:
print(" %s" % l)
print(" %4x: %02x %s" % (pc, opcode, instruction))
for l in post_annotations:
print(" %s" % l)
if not missing_unspents:
print("Total input %12.5f mBTC" % satoshi_to_mbtc(tx.total_in()))
print("Total output %12.5f mBTC" % satoshi_to_mbtc(tx.total_out()))
if not missing_unspents:
print("Total fees %12.5f mBTC" % satoshi_to_mbtc(tx.fee()))
def cf_tc_number(self):
cf_tc = 0
for tx in self.txs:
if TransactionUtils.isCFTransation(tx):
++cf_tc
return cf_tc
def normal_tc_number(self):
normal_tc = 0
for tx in self.txs:
if not TransactionUtils.isCFTransation(tx):
++normal_tc
return normal_tc
