def __build_relation_set(self, options, tx):
if options.__contains__('source'):
src = options['source']
elif options.__contains__('from'):
src = options['from']
elif options.__contains__('account'):
src = options['account']
des = options['target']
limit = options['limit']
if not Wallet.is_valid_address(src):
tx.tx_json['src'] = Exception('invalid source address')
return tx
if not Wallet.is_valid_address(des):
tx.tx_json['des'] = Exception('invalid target address')
return tx
if not utils.is_valid_amount(limit):
tx.tx_json['limit'] = Exception('invalid amount')
return tx
if options['type'] == 'unfreeze':
tx.tx_json['TransactionType'] = 'RelationDel'
else:
tx.tx_json['TransactionType'] = 'RelationSet'
tx.tx_json['Account'] = src
tx.tx_json['Target'] = des
if options['type'] == 'authorize':
tx.tx_json['RelationType'] = '1'
else:
tx.tx_json['RelationType'] = '3'
if limit:
tx.tx_json['LimitAmount'] = limit
return tx
def build_payment_tx(self, options):
tx = Transaction(self, None)
if not options:
tx.tx_json['obj'] = Exception('invalid options type')
return tx
if options.__contains__('source'):
src = options['source']
elif options.__contains__('from'):
src = options['from']
elif options.__contains__('account'):
src = options['account']
if options.__contains__('destination'):
dst = options['destination']
elif options.__contains__('to'):
dst = options['to']
amount = options['amount']
if not Wallet.is_valid_address(src):
tx.tx_json['src'] = Exception('invalid source address')
return tx
if not Wallet.is_valid_address(dst):
tx.tx_json['dst'] = Exception('invalid destination address')
return tx
if not utils.is_valid_amount(amount):
tx.tx_json['amount'] = Exception('invalid amount')
return tx
tx.tx_json['TransactionType'] = 'Payment'
tx.tx_json['Account'] = src
tx.tx_json['Amount'] = to_amount(amount)
tx.tx_json['Destination'] = dst
return tx
def call_contract_tx(self, options):
"""
创建执行合约对象
* @param options
* account, required
* destination, required
* foo, required
* @returns {Transaction}
"""
tx = Transaction(self, None)
if not options:
tx.tx_json['obj'] = Exception('invalid options type')
return tx
account = options['account']
des = options['destination']
foo = options['foo']
if options.__contains__('params'):
params = options['params']
if not Wallet.is_valid_address(account):
tx.tx_json['account'] = Exception('invalid account')
return tx
if not Wallet.is_valid_address(des):
tx.tx_json['des'] = Exception('invalid destination')
return tx
if not isinstance(foo, str):
tx.tx_json['foo'] = Exception('foo must be string')
return tx
if 'params' in vars():
if not isinstance(params, list):
tx.tx_json['params'] = Exception('invalid params')
return tx
tx.tx_json['TransactionType'] = 'ConfigContract'
tx.tx_json['Account'] = account
tx.tx_json['Method'] = 1
tx.tx_json['Destination'] = des
tx.tx_json['ContractMethod'] = str_to_hex(foo)
tx.tx_json['Args'] = []
for i in params:
if not isinstance(i, str):
tx.tx_json['params'] = Exception('params must be string')
return tx
obj = dict()
obj['Arg'] = {'Parameter': str_to_hex(i)}
tx.tx_json['Args'].append(obj)
return tx
def __build_trust_set(self, options, tx):
if options.__contains__('source'):
src = options['source']
elif options.__contains__('from'):
src = options['from']
elif options.__contains__('account'):
src = options['account']
limit = options['limit']
if options.__contains__('quality_out'):
tx.tx_json['QualityIn'] = options['quality_out']
if options.__contains__('quality_in'):
tx.tx_json['QualityOut'] = options['quality_in']
if not Wallet.is_valid_address(src):
tx.tx_json['src'] = Exception('invalid source address')
return tx
if not utils.is_valid_amount(limit):
tx.tx_json['limit'] = Exception('invalid amount')
return tx
tx.tx_json['TransactionType'] = 'TrustSet'
tx.tx_json['Account'] = src
if limit:
tx.tx_json['LimitAmount'] = limit
return tx
def is_valid_address(account):
"""
直接调用baselib中的isValidAddress方法
:param account:
:return:
"""
return Wallet.is_valid_address(account)
def build_offer_create_tx(self, options):
tx = Transaction(self, None)
if not options:
tx.tx_json['obj'] = TypeError('invalid options type')
return tx
offer_type = options['type']
if options.__contains__('source'):
src = options['source']
elif options.__contains__('from'):
src = options['from']
elif options.__contains__('account'):
src = options['account']
if options.__contains__('taker_gets'):
taker_gets = options['taker_gets']
elif options.__contains__('pays'):
taker_gets = options['pays']
if options.__contains__('taker_pays'):
taker_pays = options['taker_pays']
elif options.__contains__('gets'):
taker_pays = options['gets']
if not Wallet.is_valid_address(src):
tx.tx_json['src'] = Exception('invalid source address')
return tx
if not isinstance(offer_type, str) or not offer_type in OfferTypes:
tx.tx_json['offer_type'] = TypeError('invalid offer type')
return tx
if isinstance(taker_gets,
str) and not int(taker_gets) and not float(taker_gets):
tx.tx_json['taker_gets2'] = Exception('invalid to pays amount')
return tx
if not taker_gets and not utils.is_valid_amount(taker_gets):
tx.tx_json['taker_gets2'] = Exception(
'invalid to pays amount object')
return tx
if isinstance(
taker_pays,
str) and not int(taker_pays) and not not float(taker_pays):
tx.tx_json['taker_pays2'] = Exception('invalid to gets amount')
return tx
if not taker_pays and not utils.is_valid_amount(taker_pays):
tx.tx_json['taker_pays2'] = Exception(
'invalid to gets amount object')
return tx
tx.tx_json['TransactionType'] = 'OfferCreate'
if offer_type is 'Sell':
tx.set_flags(offer_type)
tx.tx_json['Account'] = src
tx.tx_json['TakerPays'] = to_amount(taker_pays)
tx.tx_json['TakerGets'] = to_amount(taker_gets)
return tx
def __build_delegate_key_set(self, options, tx):
if options.__contains__('source'):
src = options['source']
elif options.__contains__('from'):
src = options['from']
elif options.__contains__('account'):
src = options['account']
delegate_key = options['delegate_key']
if not Wallet.is_valid_address(src):
tx.tx_json['delegate_key'] = Exception('invalid source address')
return tx
if not Wallet.is_valid_address(delegate_key):
tx.tx_json['delegate_key'] = Exception('invalid regular key address')
return tx
tx.tx_json['TransactionType'] = 'SetRegularKey'
tx.tx_json['Account'] = src
tx.tx_json['RegularKey'] = delegate_key
return tx
def request_account(self, type, options, req):
"""
:param type:
:param options:
:param req:
:return:
"""
req.command = type
ledger = None
peer = None
limit = None
marker = None
account = options['account']
if 'ledger' in options:
ledger = options['ledger']
if 'peer' in options:
peer = options['peer']
if 'limit' in options:
limit = options['limit']
if 'marker' in options:
marker = options['marker']
if 'type' in options:
req.message['relation_type'] = self.get_relation_type(options['type'])
if account:
if not Wallet.is_valid_address(account):
req.message['account'] = Exception('invalid account')
return req
else:
req.message['account'] = account
req.select_ledger(ledger)
if Wallet.is_valid_address(peer):
req.message['peer'] = peer
if limit:
limit = int(limit)
if limit < 0:
limit = 0
if limit > 1e9:
limit = 1e9
req.message['limit'] = limit
if marker:
req.message['marker'] = marker
return req
def deploy_contract_tx(self, options):
"""
创建部署合约对象
* @param options
* account, required
* amount, required
* payload, required
* @returns {Transaction}
"""
tx = Transaction(self, None)
if not options:
tx.tx_json['obj'] = Exception('invalid options type')
return tx
account = options['account']
amount = options['amount']
payload = options['payload']
if options.__contains__('params'):
params = options['params']
if not Wallet.is_valid_address(account):
tx.tx_json['account'] = Exception('invalid account')
return tx
if math.isnan(amount):
tx.tx_json['amount'] = Exception('invalid amount')
return tx
if not isinstance(payload, str):
tx.tx_json['payload'] = Exception('invalid payload: type error.')
return tx
if 'params' in vars():
if not isinstance(params, list):
tx.tx_json['params'] = Exception('invalid params')
return tx
tx.tx_json['TransactionType'] = 'ConfigContract'
tx.tx_json['Account'] = account
tx.tx_json['Amount'] = amount * 1000000
tx.tx_json['Method'] = 0
tx.tx_json['Payload'] = payload
tx.tx_json['Args'] = []
if 'params' in vars():
for i in params:
obj = dict()
obj['Arg'] = {'Parameter': str_to_hex(i)}
tx.tx_json['Args'].append(obj)
# print(tx.tx_json['Args'])
return tx
def is_valid_amount0(amount):
if (not amount):
return False
# check amount currency
if (not amount.__contains__('currency') or not utils.is_valid_currency(amount['currency'])):
return False
# native currency issuer is empty
if (amount['currency'] == Config.currency and amount['issuer'] != ''):
return False
# non native currency issuer is not allowed to be empty
if (amount['currency'] != Config.currency
and not Wallet.is_valid_address(amount['issuer'])):
return False
return True
def is_valid_amount(amount):
if (not amount):
return False
# check amount value
if (not amount.__contains__('value') and amount['value'] != 0) or not is_num(amount['value']):
return False
# check amount currency
if not amount.__contains__('currency') or not is_valid_currency(amount['currency']):
return False
# native currency issuer is empty
if amount['currency'] == Config.currency and amount['issuer'] != '':
return False
# non native currency issuer is not allowed to be empty
if amount['currency'] != Config.currency and not Wallet.is_valid_address(amount['issuer']):
return False
return True
def request_account_tx(self, options):
data = []
request = Request(self, 'account_tx', None)
if not isinstance(options, object):
request.message['type'] = Exception('invalid options type')
return request
if not Wallet.is_valid_address(options['account']):
request.message['account'] = Exception(
'account parameter is invalid')
return request
request.message['account'] = options['account']
if options.__contains__('ledger_min') and Number(
options['ledger_min']):
request.message['ledger_index_min'] = Number(options['ledger_min'])
else:
request.message['ledger_index_min'] = 0
if options.__contains__('ledger_max') and Number(
options['ledger_max']):
request.message['ledger_index_max'] = Number(options['ledger_max'])
else:
request.message['ledger_index_max'] = -1
if options.__contains__('limit') and isinstance(options['limit'], int):
if options['limit'] > 0: # limit must be positive
request.message['limit'] = options['limit']
if options.__contains__('offset') and Number(options['offset']):
request.message['offset'] = Number(options['offset'])
if options.__contains__('marker') and isinstance(
options['marker'], 'object') and Number(
options.marker['ledger']) != None and Number(
options['marker']['seq']) != None:
request.message['marker'] = options['marker']
if options.__contains__('forward') and isinstance(
options['forward'], 'boolean'):
request.message['forward'] = options['forward']
return request
def parse_json(self, in_json):
if isinstance(in_json, (int, float)):
self.parse_swt_value(str(in_json))
elif isinstance(in_json, str):
# only allow
self.parse_swt_value(in_json)
elif isinstance(in_json, object):
if not is_tum_code(in_json['currency']):
raise Exception(
'Amount.parse_json: Input JSON has invalid Tum info!')
else:
# AMOUNT could have a field named either as 'issuer' or as 'counterparty' for SWT, self can be undefined
if (in_json['currency'] != 'SWT'):
self._currency = in_json['currency']
self._is_native = False
if in_json.__contains__(
'issuer') and in_json['issuer'] is not None:
if (Wallet.is_valid_address(in_json['issuer'])):
self._issuer = in_json['issuer']
# TODO, need to find a better way for extracting the exponent and digits
vpow = float(in_json['value'])
vpow = str("%e" % vpow)
vpow = vpow[vpow.rfind("e") + 1:].replace("0", "")
offset = 15 - int(vpow)
factor = math.pow(10, offset)
self._value = int(float(in_json['value']) * factor)
self._offset = -1 * offset
else:
raise Exception(
'Amount.parse_json: Input JSON has invalid issuer info!'
)
else:
raise Exception(
'Amount.parse_json: Input JSON has invalid issuer info!'
)
else:
self.parse_swt_value(str(in_json['value']))
else:
raise Exception('Amount.parse_json: Unsupported JSON type!')
return self
def build_offer_cancel_tx(self, options):
tx = Transaction(self, None)
if not options:
tx.tx_json.obj = Exception('invalid options type')
return tx
if options.__contains__('source'):
src = options['source']
elif options.__contains__('from'):
src = options['from']
elif options.__contains__('account'):
src = options['account']
sequence = options['sequence']
if not Wallet.is_valid_address(src):
tx.tx_json['src'] = Exception('invalid source address')
return tx
if not int(sequence) and not float(sequence):
tx.tx_json['sequence'] = Exception('invalid sequence param')
return tx
tx.tx_json['TransactionType'] = 'OfferCancel'
tx.tx_json['Account'] = src
tx.tx_json['OfferSequence'] = int(sequence)
return tx
def __build_account_set(self, options, tx):
if options.__contains__('source'):
src = options['source']
elif options.__contains__('from'):
src = options['from']
elif options.__contains__('account'):
src = options['account']
if options.__contains__('set_flag'):
set_flag = options['set_flag']
elif options.__contains__('set'):
set_flag = options['set']
if options.__contains__('clear_flag'):
clear_flag = options['clear_flag']
elif options.__contains__('clear'):
clear_flag = options['clear']
else:
clear_flag = None
if not Wallet.is_valid_address(src):
tx.tx_json['src'] = Exception('invalid source address')
return tx
tx.tx_json['TransactionType'] = 'AccountSet'
tx.tx_json['Account'] = src
SetClearFlags = set_clear_flags['AccountSet']
if set_flag:
set_flag = self.__prepare_flag(set_flag, SetClearFlags)
if set_flag:
tx.tx_json['SetFlag'] = set_flag
if clear_flag is not None:
clear_flag = self.__prepare_flag(clear_flag, SetClearFlags)
if clear_flag:
tx.tx_json['ClearFlag'] = clear_flag
return tx
def parse_issuer(self, issuer):
if (Wallet.is_valid_address(issuer)):
self._issuer = issuer
return self
def new_listener(self, account, listener):
if account == 'removeListener':
return
if not Wallet.is_valid_address(account):
self.account = Exception('invalid account')
self.accounts[account] = listener
def remove_listener(self, account):
if not Wallet.is_valid_address(account):
raise Exception('invalid account')
del self.accounts[account]
def test_is_valid_address(self):
self.assertTrue(
Wallet.is_valid_address('jfdLqEWhfYje92gEaWixVWsYKjK5C6bMoi'))