def db2t_tx(conn, dtx, db_block=None):
t = ttypes.Tx(nettype=get_nettype(conn))
t.hash = hexlify(dtx.hash)
t.version = dtx.version
blktx = BlockTx.query.filter(BlockTx.tx_id == dtx.id).limit(1).first()
if blktx != None:
blkid = blktx.blk_id
blk = Block.query.filter(Block.id == blkid).limit(1).first()
if blk:
t.block = db2t_block(conn, blk)
t.blockIndex = BlockTx.query.filter(
BlockTx.blk_id == blkid, BlockTx.tx_id == dtx.id).first().idx
txinlist = TxIn.query.filter(TxIn.tx_id == dtx.id).all()
for vin in txinlist:
inp = ttypes.TxInput()
if dtx.coinbase:
inp.script = vin.script_sig
else:
inp.hash = hexlify(vin.prev_out)
inp.vout = vin.prev_out_index
inp.script = vin.script_sig
inp.q = vin.sequence
prev_tx = Tx.query.filter(Tx.hash == vin.prev_out).first()
if prev_tx:
prev_txout = TxOut.query.filter(
TxOut.tx_id == prev_tx.id,
TxOut.tx_idx == vin.prev_out_index).first()
if prev_txout:
inp.address = ','.join(
extract_public_key(prev_txout.pk_script))
inp.amountSatoshi = str(prev_txout.value)
t.inputs.append(inp)
txoutlist = TxOut.query.filter(TxOut.tx_id == dtx.id).all()
for vout in txoutlist:
outp = ttypes.TxOutput()
outp.address = ','.join(extract_public_key(vout.pk_script))
outp.amountSatoshi = str(vout.value)
outp.script = hexlify(vout.pk_script)
t.outputs.append(outp)
return t
def db2t_tx(conn, dtx, db_block=None):
t = ttypes.Tx(nettype=get_nettype(conn))
t.hash = hexlify(dtx.hash)
t.version = dtx.version
blktx = BlockTx.query.filter(BlockTx.tx_id == dtx.id).limit(1).first()
if blktx != None:
blkid = blktx.blk_id
blk = Block.query.filter(Block.id == blkid).limit(1).first()
if blk:
t.block = db2t_block(conn, blk)
t.blockIndex = BlockTx.query.filter(
BlockTx.blk_id == blkid, BlockTx.tx_id == dtx.id).first().idx
txinlist = TxIn.query.filter(TxIn.tx_id == dtx.id).all()
for vin in txinlist:
inp = ttypes.TxInput()
if dtx.coinbase:
inp.script = vin.script_sig
else:
inp.hash = hexlify(vin.prev_out)
inp.vout = vin.prev_out_index
inp.script = vin.script_sig
inp.q = vin.sequence
prev_tx = Tx.query.filter(Tx.hash == vin.prev_out).first()
if prev_tx:
prev_txout = TxOut.query.filter(
TxOut.tx_id == prev_tx.id,
TxOut.tx_idx == vin.prev_out_index).first()
if prev_txout:
inp.address = ','.join(
extract_public_key(prev_txout.pk_script))
inp.amountSatoshi = str(prev_txout.value)
t.inputs.append(inp)
txoutlist = TxOut.query.filter(TxOut.tx_id == dtx.id).all()
for vout in txoutlist:
outp = ttypes.TxOutput()
outp.address = ','.join(extract_public_key(vout.pk_script))
outp.amountSatoshi = str(vout.value)
outp.script = hexlify(vout.pk_script)
t.outputs.append(outp)
return t
def get_utxo(conn, dtx, output, i):
utxo = ttypes.UTXO(nettype=get_nettype(conn))
utxo.address = output['addrs'][0]
utxo.amountSatoshi = output['v']
utxo.txid = dtx['hash']
utxo.vout = i
utxo.scriptPubKey = output['s']
b, index = get_tx_db_block(conn, dtx)
if b:
tip = get_tip_block(conn)
utxo.confirmations = tip.height - b['height'] + 1
utxo.timestamp = b['timestamp']
else:
utxo.confirmations = 0
utxo.timestamp = int(time.mktime(dtx['_id'].generation_time.replace(tzinfo=pytz.utc).utctimetuple()))
#utxo.timestamp = int(time.time())
return utxo
def db2t_block(conn, block):
b = ttypes.Block(nettype=get_nettype(conn))
b.hash = block['hash']
b.version = block['version']
b.prevHash = block['prev_hash']
b.cntTxes = block['cntTxes']
b.height = block['height']
b.merkleRoot = block['merkle_root']
b.timestamp = block['timestamp']
b.isMain = block['isMain']
if block.get('next_hash'):
b.nextHash = block['next_hash']
if block.get('_id'):
b.objId = block['_id'].binary
if block.get('bits'):
b.bits = block['bits']
return b
def db2t_tx(conn, dtx, db_block=None, tblock=None, ensure_input=True):
t = ttypes.Tx(nettype=get_nettype(conn))
t.hash = dtx['hash']
if '_id' in dtx:
t.objId = dtx['_id'].binary
if 'v' in dtx:
t.version = dtx['v']
db_block, index = get_tx_db_block(conn, dtx, db_block=db_block)
if db_block:
if tblock:
t.block = tblock
t.blockIndex = index
else:
t.block = db2t_block(conn, db_block)
t.blockIndex = index
for i, input in enumerate(dtx['vin']):
inp = ttypes.TxInput()
if 'hash' in input:
inp.hash = input['hash']
if 'n' in input:
inp.vout = input['n']
inp.script = input['s']
if 'q' in input:
inp.q = input['q']
if ensure_input:
ensure_input_addrs(conn, dtx, input, i)
if input.get('addrs'):
inp.address = ','.join(input['addrs'])
inp.amountSatoshi = input['v']
t.inputs.append(inp)
for output in dtx['vout']:
outp = ttypes.TxOutput()
outp.address = ','.join(output.get('addrs', []))
outp.amountSatoshi = output['v']
outp.script = output['s']
t.outputs.append(outp)
return t
def db2t_block(conn, block):
b = {}
b = ttypes.Block(nettype=get_nettype(conn))
b.cntTxes = BlockTx.query.filter(BlockTx.blk_id == block.id).count()
b.hash = hexlify(block.hash)
b.version = block.version
b.prevHash = hexlify(block.prev_hash)
b.height = block.height
b.merkleRoot = hexlify(block.mrkl_root)
b.timestamp = block.time
b.isMain = block.chain
b.bits = block.bits
b.objId = hex(block.id)
block_next = Block.query.filter(
Block.prev_hash == block.hash).limit(1).first()
if block_next:
b.nextHash = hexlify(block_next.hash)
return b
def get_unspent(conn, addresses):
addr_set = set(addresses)
utxos = []
utxos.append(get_utxo(conn, dtx, output, i))
res = UTXO.query.filter(UTXO.addresses in addresses).limit(10)
for u in res:
utxo = ttypes.UTXO(nettype=get_nettype(conn))
utxo.address = u.addresses
utxo.amountSatoshi = u.value
utxo.txid = u.txout_txhash
utxo.vout = u.tx_idx
utxo.scriptPubKey = u.pk_script
if u.height > 0:
tip = get_tip_block(conn)
utxo.confirmations = tip.height - u.height + 1
utxo.timestamp = u.time
else:
utxo.confirmations = 0
utxo.timestamp = u.rev_time
utxos.append(utxo)
return utxos
def get_unspent(conn, addresses):
addr_set = set(addresses)
utxos = []
utxos.append(get_utxo(conn, dtx, output, i))
res = UTXO.query.filter(UTXO.addresses in addresses).limit(10)
for u in res:
utxo = ttypes.UTXO(nettype=get_nettype(conn))
utxo.address = u.addresses
utxo.amountSatoshi = u.value
utxo.txid = u.txout_txhash
utxo.vout = u.tx_idx
utxo.scriptPubKey = u.pk_script
if u.height>0:
tip = get_tip_block(conn)
utxo.confirmations = tip.height - u.height + 1
utxo.timestamp = u.time
else:
utxo.confirmations = 0
utxo.timestamp = u.rev_time
utxos.append(utxo)
return utxos