def withdraw_token(tx):
tmp = basic(tx)
tmp["type"] = "ed_withdraw"
tmp["erc20_value"] = get_value_from_input(tx["input"])
tmp["erc20_to"] = tmp["tx_from"]
tmp["tx_from"] = tmp["tx_to"]
return tmp
def ed_cancel(tx, ERC20_CONTRACT):
tmp = basic(tx)
tmp["type"] = "ed_cancel"
input_data = tx["input"]
ed = analyzeInputData(input_data)
if ed["tokenGet"] == ERC20_CONTRACT:
# MSG.SENDER gives AMOUNT of TOKENGET to USER_ADDRESS
tmp["tx_from"] = tx["from"]
tmp["erc20_value"] = ed["amountGet"]
tmp["erc20_to"] = "0x0"
if ed["tokenGive"] == "0x": # trade vs ETH
tmp["eth_value"] = ed["amountGive"]
else:
tmp["eth_value"] = 0
elif ed["tokenGive"] == ERC20_CONTRACT:
# USER gives (AMOUNTGIVE * AMOUNT) / AMOUNTGET to MSG.SENDER
tmp["tx_from"] = tx["from"]
tmp["erc20_value"] = ed["amountGive"]
tmp["erc20_to"] = "0x0"
if ed["tokenGet"] == "0x": # trade vs ETH
tmp["eth_value"] = ed["amountGet"]
else:
tmp["eth_value"] = 0
return tmp
def unknown_contract(self, tx):
unknown = basic(tx)
tx_logs = get_logs_from_receipt(self.TRANSACTION_RECEIPT)
_erc20_to = get_info_from_topics_in_logs(tx_logs, 0, 2)
unknown["erc20_to"] = "0x" + _erc20_to[-40:]
_erc20_value = get_info_from_topics_in_logs(tx_logs, 0, 3)
unknown["erc20_value"] = int(_erc20_value, 16)
_tx_from = get_info_from_topics_in_logs(tx_logs, 0, 1)
unknown["tx_from"] = "0x" + _erc20_to[-40:]
unknown["type"] = "unknown"
return unknown
def ed_trade(tx, ERC20_CONTRACT):
tmp = basic(tx)
tmp["type"] = "ed_trade"
input_data = tx["input"]
method = input_data[:10]
params = input_data[10:]
splitted = [(params[i:i + 64]) for i in range(0, len(params), 64)]
tokenGet = "0x" + remove_leading_zeros(splitted[0])
amountGet = int(splitted[1], 16)
tokenGive = "0x" + remove_leading_zeros(splitted[2])
amountGive = int(splitted[3], 16)
addrUser = "******" + remove_leading_zeros(splitted[6])
amount = int(splitted[10], 16)
if tokenGet == ERC20_CONTRACT:
# MSG.SENDER gives AMOUNT of TOKENGET to USER_ADDRESS
tmp["tx_from"] = tx["from"]
tmp["erc20_value"] = amount
tmp["erc20_to"] = addrUser
if tokenGive == "0x": # trade vs ETH
tmp["eth_value"] = amountGive * amount / amountGet
else:
tmp["eth_value"] = 0
elif tokenGive == ERC20_CONTRACT:
# USER gives (AMOUNTGIVE * AMOUNT) / AMOUNTGET to MSG.SENDER
tmp["tx_from"] = addrUser
tmp["erc20_value"] = amountGive * amount / amountGet
tmp["erc20_to"] = tx["from"]
if tokenGet == "0x": # trade vs ETH
tmp["eth_value"] = amount
else:
tmp["eth_value"] = 0
return tmp
def deposit_token(tx):
tmp = basic(tx)
tmp["type"] = "ed_deposit"
tmp["erc20_value"] = get_value_from_input(tx["input"])
tmp["erc20_to"] = tmp["tx_to"]
return tmp
def basic_preparation(self, tx):
return basic(tx)