def parse_tx(self, json_response):
# https://api.etherscan.io/
signing_key = json_response['result']['from']
script = json_response['result']['input']
block_no = json_response['result']['blockNumber']
if not script:
logging.error('transaction response is missing input: %s',
json_response)
raise InvalidTransactionError(
'transaction response is missing input')
if not block_no:
logging.error('transaction is not yet confirmed: %s',
json_response)
raise InvalidTransactionError('transaction is not yet confirmed')
ts_url = self.timestamp_url % str(int(block_no, 16))
r = requests.get(ts_url, headers=headers)
if r.status_code != 200:
logging.error(
'Error looking up block timestamp with url=%s, status_code=%d',
ts_url, r.status_code)
raise InvalidTransactionError(
'error looking up block timestamp=%s' % block_no)
date_time = r.json()['result']['timeStamp']
return TransactionData(signing_key,
script,
date_time_utc=int(date_time),
revoked_addresses=None)
def parse_tx(self, json_response):
revoked = set()
script = None
time = json_response['time']
signing_key = json_response['inputs'][0]['prev_out']['addr']
for o in json_response['out']:
if int(o.get('value', 1)) == 0:
script = o['script'][4:]
else:
if o.get('spent'):
revoked.add(o.get('addr'))
if not script:
logging.error('transaction response is missing op_return script: %s', json_response)
raise InvalidTransactionError('transaction response is missing op_return script' % json_response)
return TransactionData(signing_key, script, time, revoked)
def parse_tx(self, json_response):
revoked = set()
script = None
time = json_response['received']
signing_key = json_response['inputs'][0]['addresses'][0]
for o in json_response['outputs']:
if float(o.get('value', 1)) == 0:
script = o['data_hex']
else:
if o.get('spent_by'):
revoked.add(o.get('addresses')[0])
if not script:
logging.error('transaction response is missing op_return script: %s', json_response)
raise InvalidTransactionError('transaction response is missing op_return script' % json_response)
return TransactionData(signing_key, script, time, revoked)
def parse_tx(self, json_response):
revoked = set()
script = None
# note: time is tx time (received), while blocktime is block time(confirmed) ???
time = json_response['time']
signing_key = json_response['vout'][0]['scriptPubKey']['addresses'][0]
for o in json_response['vout']:
if float(o.get('value', 1)) - float('0E-8') < float('0.0001'):
script = o.get('scriptPubKey').get('hex')
else:
if o.get('scriptPubKey').get('hex'):
revoked.add(o.get('scriptPubKey').get('addresses')[0])
if not script:
logging.error(
'transaction response is missing op_return script: %s',
json_response)
raise InvalidTransactionError(
'transaction response is missing op_return script' %
json_response)
return TransactionData(signing_key, script, time, revoked)
def parse_tx(self, json_response):
revoked = set()
script = None
time = json_response['data']['time_utc']
signing_key = json_response['data']['vins'][0]['address']
for o in json_response['data']['vouts']:
if float(o.get('amount', 1)) == 0:
if not 'extras' in o:
script = None
else:
script = o['extras']['script'][4:]
else:
if o.get('is_spent') and float(o.get('is_spent', 1)) == 49:
revoked.add(o.get('address'))
if not script:
logging.error(
'transaction response is missing op_return script: %s',
json_response)
raise InvalidTransactionError(
'transaction response is missing op_return script')
return TransactionData(signing_key, script, time, revoked)