def parse_receipt_output(self, name, outputdata):
if name not in self.func_abi_map_by_name:
return None
func_abi = self.func_abi_map_by_name[name]
output_args = get_fn_abi_types_single(func_abi, "outputs")
# print(output_args)
result = decode_single(output_args, decode_hex(outputdata))
return result
def validate_value(self, value):
if is_text(value):
try:
value = decode_hex(value)
except binascii.Error:
self.invalidate_value(
value,
msg='invalid hex string',
)
super().validate_value(value)
def to_bytes(primitive=None, hexstr=None, text=None):
assert_one_val(primitive, hexstr=hexstr, text=text)
if is_boolean(primitive):
return b'\x01' if primitive else b'\x00'
elif isinstance(primitive, bytes):
return primitive
elif is_integer(primitive):
return to_bytes(hexstr=to_hex(primitive))
elif hexstr is not None:
if len(hexstr) % 2:
hexstr = '0x0' + remove_0x_prefix(hexstr)
return decode_hex(hexstr)
elif text is not None:
return text.encode('utf-8')
raise TypeError("expected an int in first arg, or keyword of hexstr or text")
def parse_transaction_input(self, inputdata):
selector = inputdata[0:10]
argsdata = inputdata[10:]
# print(selector)
# print(self.func_abi_map_by_selector.keys())
if selector not in self.func_abi_map_by_selector:
return None
func_abi = self.func_abi_map_by_selector[selector]
# print(func_abi)
args_abi = get_fn_abi_types_single(func_abi, "inputs")
args = decode_single(args_abi, decode_hex(argsdata))
result = dict()
result['name'] = func_abi["name"]
result['args'] = args
result['signature'] = abi_to_signature(func_abi)
return result
def parse_event_logs(self, logs):
# print(self.event_abi_map)
for log in logs:
if (len(log["topics"]) == 0): # 匿名event
continue
topic = log["topics"][0]
if topic not in self.event_topic_map:
continue
eventabi = self.event_topic_map[topic]
# print(eventabi)
if eventabi is None:
continue
# args_abi = get_fn_abi_types(eventabi,'inputs')
argslist = exclude_indexed_event_inputs_to_single(eventabi)
# print(argslist)
result = decode_single(argslist, decode_hex(log['data']))
# print(result)
log["topic"] = topic
log["eventdata"] = result
log["eventname"] = eventabi["name"]
return logs