def constructTx(self, ref_block_num=None, ref_block_prefix=None):
""" Construct the actual transaction and store it in the class's dict
store
"""
ops = list()
if self.crea.is_connected() and self.crea.rpc.get_use_appbase():
# appbase disabled by now
# broadcasting does not work at the moment
appbase = not self._use_condenser_api
else:
appbase = False
for op in self.ops:
# otherwise, we simply wrap ops into Operations
ops.extend(
[Operation(op, appbase=appbase, prefix=self.crea.prefix)])
# We no wrap everything into an actual transaction
expiration = formatTimeFromNow(self.expiration or self.crea.expiration)
if ref_block_num is None or ref_block_prefix is None:
ref_block_num, ref_block_prefix = transactions.getBlockParams(
self.crea.rpc)
self.tx = Signed_Transaction(ref_block_prefix=ref_block_prefix,
expiration=expiration,
operations=ops,
ref_block_num=ref_block_num,
custom_chains=self.crea.custom_chains,
prefix=self.crea.prefix)
super(TransactionBuilder, self).update(self.tx.json())
self._unset_require_reconstruction()
def doit(self, printWire=False, ops=None):
if ops is None:
ops = [Operation(self.op)]
tx = Signed_Transaction(ref_block_num=self.ref_block_num,
ref_block_prefix=self.ref_block_prefix,
expiration=self.expiration,
operations=ops)
tx = tx.sign([self.wif], chain=self.prefix)
tx.verify([PrivateKey(self.wif, prefix=u"STM").pubkey], self.prefix)
txWire = hexlify(py23_bytes(tx)).decode("ascii")
def list_operations(self):
"""List all ops"""
if self.crea.is_connected() and self.crea.rpc.get_use_appbase():
# appbase disabled by now
appbase = not self._use_condenser_api
else:
appbase = False
return [
Operation(o, appbase=appbase, prefix=self.crea.prefix)
for o in self.ops
]
def doit(self, printWire=False, ops=None):
ops = [Operation(ops)]
tx = Signed_Transaction(ref_block_num=self.ref_block_num,
ref_block_prefix=self.ref_block_prefix,
expiration=self.expiration,
operations=ops)
start = timer()
tx = tx.sign([self.wif], chain=self.prefix)
end1 = timer()
tx.verify([PrivateKey(self.wif, prefix=u"STM").pubkey], self.prefix)
end2 = timer()
return end2 - end1, end1 - start
def test_Transfer(self):
transferJson = {
'from': 'test',
'to': 'test1',
'amount': "1.000 CREA",
'memo': 'foobar'
}
t = Transfer(transferJson)
self.assertEqual(transferJson, json.loads(str(t)))
self.assertEqual(transferJson, t.json())
self.assertEqual(transferJson, t.toJson())
self.assertEqual(transferJson, t.__json__())
transferJson = {
'from': 'test',
'to': 'test1',
'amount': ['3000', 3, '@@000000037'],
'memo': 'foobar'
}
t = Transfer(transferJson)
self.assertEqual(transferJson, json.loads(str(t)))
self.assertEqual(transferJson, t.json())
self.assertEqual(transferJson, t.toJson())
self.assertEqual(transferJson, t.__json__())
o = Operation(Transfer(transferJson))
self.assertEqual(o.json()[1], transferJson)
tx = {
'ref_block_num': 0,
'ref_block_prefix': 0,
'expiration': '2018-04-07T09:30:53',
'operations': [o],
'extensions': [],
'signatures': []
}
s = Signed_Transaction(tx)
s.sign(wifkeys=[wif], chain="CREAAPPBASE")
self.assertEqual(s.json()["operations"][0][1], transferJson)
def get_tx_size(self, op):
"""Returns the tx size of an operation"""
ops = [Operation(op)]
prefix = u"CREA"
wif = "5KQwrPbwdL6PhXujxW37FSSQZ1JiwsST4cqQzDeyXtP79zkvFD3"
ref_block_num = 34294
ref_block_prefix = 3707022213
expiration = "2016-04-06T08:29:27"
tx = Signed_Transaction(ref_block_num=ref_block_num,
ref_block_prefix=ref_block_prefix,
expiration=expiration,
operations=ops)
tx = tx.sign([wif], chain=prefix)
txWire = hexlify(py23_bytes(tx)).decode("ascii")
tx_size = len(txWire)
return tx_size
def test_Operation(self):
a = {"amount": '1000', "precision": 3, "nai": '@@000000013'}
j = ["transfer", {'from': 'a', 'to': 'b', 'amount': a, 'memo': 'c'}]
o = Operation(j)
self.assertEqual(o.json()[1], j[1])