def _parse_transaction(self, tx, blockcount=None):
if not blockcount:
blockcount = self.blockcount()
confirmations = 0
block_height = None
if 'block_height' in tx['status']:
block_height = tx['status']['block_height']
confirmations = blockcount - block_height
status = 'unconfirmed'
if tx['status']['confirmed']:
status = 'confirmed'
fee = None if 'fee' not in tx else tx['fee']
t = Transaction(locktime=tx['locktime'],
version=tx['version'],
network=self.network,
fee=fee,
size=tx['size'],
hash=tx['txid'],
date=None if 'block_time' not in tx['status'] else
datetime.utcfromtimestamp(tx['status']['block_time']),
confirmations=confirmations,
block_height=block_height,
status=status,
coinbase=tx['vin'][0]['is_coinbase'])
index_n = 0
for ti in tx['vin']:
if tx['vin'][0]['is_coinbase']:
t.add_input(prev_hash=ti['txid'],
output_n=ti['vout'],
index_n=index_n,
unlocking_script=ti['scriptsig'],
value=0)
else:
t.add_input(
prev_hash=ti['txid'],
output_n=ti['vout'],
index_n=index_n,
unlocking_script=ti['scriptsig'],
value=ti['prevout']['value'],
address='' if 'scriptpubkey_address' not in ti['prevout']
else ti['prevout']['scriptpubkey_address'],
unlocking_script_unsigned=ti['prevout']['scriptpubkey'])
index_n += 1
index_n = 0
for to in tx['vout']:
address = ''
if 'scriptpubkey_address' in to:
address = to['scriptpubkey_address']
spent = self.isspent(t.txid, index_n)
t.add_output(value=to['value'],
address=address,
lock_script=to['scriptpubkey'],
output_n=index_n,
spent=spent)
index_n += 1
if 'segwit' in [i.witness_type for i in t.inputs]:
t.witness_type = 'segwit'
t.update_totals()
t.size = tx['size']
return t
def _parse_transaction(self, tx, blockcount=None):
if not blockcount:
blockcount = self.blockcount()
confirmations = 0
block_height = None
if 'block_height' in tx['status']:
block_height = tx['status']['block_height']
confirmations = blockcount - block_height
status = 'unconfirmed'
if tx['status']['confirmed']:
status = 'confirmed'
fee = None if 'fee' not in tx else tx['fee']
t = Transaction(locktime=tx['locktime'], version=tx['version'], network=self.network,
fee=fee, size=tx['size'], txid=tx['txid'],
date=None if 'block_time' not in tx['status'] else datetime.utcfromtimestamp(tx['status']['block_time']),
confirmations=confirmations, block_height=block_height, status=status,
coinbase=tx['vin'][0]['is_coinbase'])
index_n = 0
for ti in tx['vin']:
if tx['vin'][0]['is_coinbase']:
t.add_input(prev_txid=ti['txid'], output_n=ti['vout'], index_n=index_n,
unlocking_script=ti['scriptsig'], value=0, sequence=ti['sequence'])
else:
witnesses = []
if 'witness' in ti:
witnesses = [bytes.fromhex(w) for w in ti['witness']]
t.add_input(prev_txid=ti['txid'], output_n=ti['vout'], index_n=index_n,
unlocking_script=ti['scriptsig'], value=ti['prevout']['value'],
address='' if 'scriptpubkey_address' not in ti['prevout']
else ti['prevout']['scriptpubkey_address'], sequence=ti['sequence'],
unlocking_script_unsigned=ti['prevout']['scriptpubkey'], witnesses=witnesses)
index_n += 1
index_n = 0
if len(tx['vout']) > 50:
# Every output needs an extra query, stop execution if there are too many transaction outputs
return False
for to in tx['vout']:
address = ''
if 'scriptpubkey_address' in to:
address = to['scriptpubkey_address']
spent = self.isspent(t.txid, index_n)
t.add_output(value=to['value'], address=address, lock_script=to['scriptpubkey'],
output_n=index_n, spent=spent)
index_n += 1
if 'segwit' in [i.witness_type for i in t.inputs] or 'p2sh-segwit' in [i.witness_type for i in t.inputs]:
t.witness_type = 'segwit'
t.update_totals()
t.size = tx['size']
return t
