def removeconfirmedvaulttxs(self, txs):
if not txs:
return
# remove confirmed transactions from VaultDB
self.logger.debug('Removing confirmed transactions from VaultDB')
connection = sqlite.connect(self.vaultfile)
cursor = connection.cursor()
cmd_confirmed = "DELETE FROM vaults WHERE txhash = (?)"
cmd_override = "DELETE FROM vaults WHERE fromaddress = (?)"
for tx in txs:
if tx.is_coinbase():
continue
for txin in tx.vin:
if txin.scriptSig[0] == chr(script.OP_VAULT_CONFIRM):
newtx = core.CTransaction()
newtx.copy(tx)
# TODO: assuming only one input
newtx.vin[0].scriptSig = chr(script.OP_VAULT_WITHDRAW) + \
txin.scriptSig[1:]
newtx.calc_sha256()
values = (str(newtx.sha256),)
cursor.execute(cmd_confirmed, values)
elif txin.scriptSig[0] == chr(script.OP_VAULT_OVERRIDE):
fromaddress = str(utils.scriptSig_to_vault_address(txin.scriptSig))
values = (fromaddress,)
cursor.execute(cmd_override, values)
connection.commit()
connection.close()
self.logger.debug('Removed confirmed transactions from VaultDB')
def removeconfirmedvaulttxs(self, txs):
if not txs:
return
# remove confirmed transactions from VaultDB
self.logger.debug('Removing confirmed transactions from VaultDB')
connection = sqlite.connect(self.vaultfile)
cursor = connection.cursor()
cmd_confirmed = "DELETE FROM vaults WHERE txhash = (?)"
cmd_override = "DELETE FROM vaults WHERE fromaddress = (?)"
for tx in txs:
if tx.is_coinbase():
continue
for txin in tx.vin:
if txin.scriptSig[0] == chr(script.OP_VAULT_CONFIRM):
newtx = core.CTransaction()
newtx.copy(tx)
# TODO: assuming only one input
newtx.vin[0].scriptSig = chr(script.OP_VAULT_WITHDRAW) + \
txin.scriptSig[1:]
newtx.calc_sha256()
values = (str(newtx.sha256), )
cursor.execute(cmd_confirmed, values)
elif txin.scriptSig[0] == chr(script.OP_VAULT_OVERRIDE):
fromaddress = str(
utils.scriptSig_to_vault_address(txin.scriptSig))
values = (fromaddress, )
cursor.execute(cmd_override, values)
connection.commit()
connection.close()
self.logger.debug('Removed confirmed transactions from VaultDB')
def listallreceivedbyvault(self, vault_address):
scriptPubKey = utils.vault_address_to_pay_to_vault_script( \
vault_address)
txouts = {}
end_height = self.getheight()
for height in range(end_height + 1):
data = self.db.Get('height:' + str(height))
heightidx = HeightIdx()
heightidx.deserialize(data)
blkhash = heightidx.blocks[0]
block = self.getblock(blkhash)
for tx in block.vtx:
# if its a coinbase transaction, skip
if tx.is_coinbase():
continue
is_tx_vault_withdraw = False
for txin in tx.vin:
if txin.scriptSig[0] == chr(OP_VAULT_WITHDRAW):
is_tx_vault_withdraw = True
if not ord(txin.scriptSig[0]) in [
OP_VAULT_CONFIRM, OP_VAULT_FAST_WITHDRAW
]:
continue
# remove if a transaction is spent
from_vault_address = utils.scriptSig_to_vault_address(
txin.scriptSig)
if vault_address == from_vault_address:
self.logger.debug("Vault spent %064x" %
txin.prevout.hash)
del txouts[txin.prevout.hash]
if is_tx_vault_withdraw:
continue
for n, txout in enumerate(tx.vout):
# add if a transaction is received
if scriptPubKey == txout.scriptPubKey:
tx.calc_sha256()
self.logger.debug("Vault input txhash: %d %d %064x %s" \
% (height, n, tx.sha256, tx))
txouts[tx.sha256] = {'txhash': tx.sha256, \
'n': n, \
'value': txout.nValue, \
'scriptPubKey': txout.scriptPubKey}
return txouts
def listallreceivedbyvault(self, vault_address):
scriptPubKey = utils.vault_address_to_pay_to_vault_script( \
vault_address)
txouts = {}
end_height = self.getheight()
for height in xrange(end_height+1):
data = self.db.Get('height:' + str(height))
heightidx = HeightIdx()
heightidx.deserialize(data)
blkhash = heightidx.blocks[0]
block = self.getblock(blkhash)
for tx in block.vtx:
# if its a coinbase transaction, skip
if tx.is_coinbase():
continue
is_tx_vault_withdraw = False
for txin in tx.vin:
if txin.scriptSig[0] == chr(OP_VAULT_WITHDRAW):
is_tx_vault_withdraw = True
if not ord(txin.scriptSig[0]) in [OP_VAULT_CONFIRM,
OP_VAULT_FAST_WITHDRAW]:
continue
# remove if a transaction is spent
from_vault_address = utils.scriptSig_to_vault_address(txin.scriptSig)
if vault_address == from_vault_address:
self.logger.debug("Vault spent %064x" % txin.prevout.hash)
del txouts[txin.prevout.hash]
if is_tx_vault_withdraw:
continue
for n, txout in enumerate(tx.vout):
# add if a transaction is received
if scriptPubKey == txout.scriptPubKey:
tx.calc_sha256()
self.logger.debug("Vault input txhash: %d %d %064x %s" \
% (height, n, tx.sha256, tx))
txouts[tx.sha256] = {'txhash': tx.sha256, \
'n': n, \
'value': txout.nValue, \
'scriptPubKey': txout.scriptPubKey}
return txouts
def getpendingtransactions(self):
pending_txs = {}
txhashs = self.listpendingtxhashes()
for i, txhash in enumerate(txhashs):
pending_tx = {}
tx = self.gettx(txhash)
inputs = []
for txin in tx.vin:
inputs.append(utils.scriptSig_to_vault_address(txin.scriptSig))
pending_tx['inputs'] = inputs
outputs = []
for n, txout in enumerate(tx.vout):
output = {
'toaddress': utils.pending_tx_output_script_to_address(
txout.scriptPubKey),
'amount': txout.nValue}
outputs.append(output)
pending_tx['outputs'] = outputs
pending_txs[str(n)] = pending_tx
return pending_txs