def send_asset(text):
# send 10 EURT antb123*papayame.com or send 1 XLM PUBKEY memo text
if CONF['private_key'] == '':
print(
'no private key setup - pls type set to set key or c to create wallet'
)
return
val = text.split()
memo_type = 'text'
if len(val) < 3:
print(
'invalid syntax please use send amount asset receiver e.g. s 10 EURT antb123*papayame.com'
)
return
amount, asset, address = val[1], val[2].upper(), val[3]
if '*' in address:
res = fed(address.split('*')[1], address)
sendto = res['account_id']
memo = res['memo']
memo_type = res['memo_type']
else:
sendto = address
memo = ''
# override memo, type if given
if len(val) == 6:
memo = val[4]
memo_type = val[5]
if len(val) == 5:
memo = val[4]
memo_type = 'text'
print_formatted_text(
HTML("""Are you sure you want to send
<ansiyellow>%s</ansiyellow>
<ansired>%s %s</ansired>
with memo of <ansiblue>%s</ansiblue> (y/n)
""" % (sendto, asset, amount, memo)))
text = session.prompt(u'> ', default='y')
if text != 'y': return
ret, asset_issuer = get_balance_issuer(amount, asset)
if ret: return
retsan = send_sanity(sendto, memo_type, asset)
if not retsan: return
send = Builder(CONF['private_key'], network=CONF['network'])
if asset != 'XLM':
send.append_payment_op(sendto, amount, asset, asset_issuer)
else:
send.append_payment_op(sendto, amount)
if memo != '' and memo_type == 'text':
send.add_text_memo(memo)
if memo != '' and memo_type == 'id':
send.add_id_memo(memo)
if CONF['multisig'] != '':
print(
'You have 2of2 multisig - send this data to the other key to sign when you get it back type signsend data'
)
print(send.gen_xdr())
return
send.sign()
send.submit()
def test_add_memo(self, test_data):
builder = Builder(test_data.cold_secret, sequence=1, fee=100)
builder.add_text_memo("hello")
assert builder.memo == memo.TextMemo("hello")
builder.add_id_memo(123123)
assert builder.memo == memo.IdMemo(123123)
hash = b"\x95\xe5\xbb\x95\x15\xd9\x9f\x82\x9d\xf9\x93\xc3'\x8e\xeb\xf1\nj!\xda\xa4\xa1\xe4\xf2<6cG}\x17\x97\xfe"
builder.add_hash_memo(hash)
assert builder.memo == memo.HashMemo(hash)
builder.add_ret_hash_memo(hash)
assert builder.memo == memo.RetHashMemo(hash)
class Interface:
"""
Interface to handle all API calls to third-party account.
"""
def __init__(self, account):
self.account = account
if account.secret:
self.builder = Builder(secret=account.secret,
network=account.network)
self.address = Address(address=account.account_id,
network=account.network)
def _get_new_receives(self):
# Get all stored transactions for account
transactions = ReceiveTransaction.filter(admin_account=self.account)
# Set the cursor according to latest stored transaction:
if not transactions:
cursor = None
else:
cursor = int(transactions.latest().data['paging_token']) + 1
# Get new transactions from the stellar network:
new_transactions = self._get_receives(cursor=cursor)
return new_transactions
def _get_receives(self, cursor=None):
# If cursor was specified, get all transactions after the cursor:
if cursor:
transactions = self.address.payments(cursor=cursor)['_embedded']['records']
print(transactions)
for i, tx in enumerate(transactions):
if tx.get('to') != self.account.account_id:
transactions.pop(i) # remove sends
# else just get all the transactions:
else:
transactions = self.address.payments()['_embedded']['records']
for i, tx in enumerate(transactions):
if tx.get('from') == self.account.account_id:
transactions.pop(i) # remove sends
return transactions
def _process_receive(self, tx):
# Get memo:
details = requests.get(url=tx['_links']['transaction']['href']).json()
memo = details.get('memo')
print('memo: ' + str(memo))
if memo:
account_id = memo + '*rehive.com'
user_account = UserAccount.objects.get(account_id=account_id)
user_email = user_account.user_id # for this implementation, user_id is the user's email
amount = to_cents(Decimal(tx['amount']), 7)
if tx['asset_type'] == 'native':
currency = 'XLM'
issuer = ''
else:
currency = tx['asset_code']
issuer_address = tx['asset_issuer']
issuer = Asset.objects.get(account_id=issuer_address, code=currency).issuer
# Create Transaction:
tx = ReceiveTransaction.objects.create(user_account=user_account,
external_id=tx['hash'],
recipient=user_email,
amount=amount,
currency=currency,
issuer=issuer,
status='Waiting',
data=tx,
metadata={'type': 'stellar'}
)
# TODO: Move tx.upload_to_rehive() to a signal to auto-run after Transaction creation.
tx.upload_to_rehive()
return True
@staticmethod
def _is_valid_address(address: str) -> bool:
# TODO: Replace with real address check.
if len(address) == 56 and '*' not in address:
return True
else:
return False
# This function should always be included if transactions are received to admin account and not added via webhooks:
def process_receives(self):
# Get new receive transactions
new_transactions = self._get_new_receives()
# Add each transaction to Rehive and log in transaction table:
for tx in new_transactions:
self._process_receive(tx)
# This function should always be included.
def process_send(self, tx):
if self._is_valid_address(tx.recipient):
address = tx.recipient
else:
federation = get_federation_details(tx.recipient)
if federation['memo_type'] == 'text':
self.builder.add_text_memo(federation['memo'])
elif federation['memo_type'] == 'id':
self.builder.add_id_memo(federation['memo'])
elif federation['memo_type'] == 'hash':
self.builder.add_hash_memo(federation['memo'])
else:
raise NotImplementedAPIError('Invalid memo type specified.')
address = federation['account_id']
# Create account or create payment:
if tx.currency == 'XLM':
try:
address_obj = self.address
address_obj.get()
self.builder.append_payment_op(address, tx.amount, 'XLM')
except APIException as exc:
if exc.status_code == 404:
self.builder.append_create_account_op(address, tx.amount)
else:
# Get issuer address details:
issuer_address = get_issuer_address(tx.issuer, tx.currency)
address_obj = self.address
address_obj.get()
self.builder.append_payment_op(address, tx.amount, tx.currency, issuer_address)
try:
self.builder.sign()
self.builder.submit()
except Exception as exc:
print(exc.payload)
def get_balance(self):
address = self.address
address.get()
for balance in address.balances:
if balance['asset_type'] == 'native':
return to_cents(Decimal(balance['balance']), 7)
def get_issuer_address(self, issuer, asset_code):
if self._is_valid_address(issuer):
address = issuer
else:
if '*' in issuer:
address = get_federation_details(issuer)['account_id']
else: # assume it is an anchor domain
address = address_from_domain(issuer, asset_code)
return address
def trust_issuer(self, asset_code, issuer):
logger.info('Trusting issuer: %s %s' % (issuer, asset_code))
address = self.get_issuer_address(issuer, asset_code)
self.builder.append_trust_op(address, asset_code)
try:
self.builder.sign()
self.builder.submit()
except Exception as exc:
print(exc.payload)
# Generate new crypto address/ account id
@staticmethod
def new_account_id(**kwargs):
metadata = kwargs.get('metadata')
account_id = metadata['username'] + '*' + getattr(settings, 'STELLAR_WALLET_DOMAIN')
return account_id
def get_account_details(self):
address = self.account.account_id
qr_code = create_qr_code_url('stellar:' + str(address))
return {'account_id': address, 'metadata': {'qr_code': qr_code}}
