def _send_transaction(self, data):
""" Sends a transaction to the Ethereum client.
data: the data to be sent.
"""
return ethclient.send_transaction(
_from=self.from_address,
to=self.to_address,
data=encode_api_data(data),
gas=100 # TODO: modify?
)
def _send_transaction(self, data):
"""
Send a transaction.
data: the transactions data.
"""
return ethclient.send_transaction(
_from=self.from_address,
to=self.to_address,
data=encode_api_data(data),
gas=2000000, # TODO deal with gas limit more sensibly
)
def _send_transaction(self, data):
"""
Send a transaction.
data: the transactions data.
"""
return ethclient.send_transaction(
_from=self.from_address,
to=self.to_address,
data=encode_api_data(data),
gas=2000000, # TODO deal with gas limit more sensibly
)
def _get_logs(self, topics, event_name=None):
"""
Get logs of the events that occur.
topics: a list of topics to search based on
event_name: the name of the event
"""
# set topic to the ID if the name is specified
if event_name == None:
event_topic = None
else:
event_topic = self._get_event_id_by_name(event_name)
# add the event type to the topics
topics = [event_topic] + topics
# encode topics to be sent to the eth client
topics = [encode_api_data(topic) for topic in topics]
# gets logs from eth client
logs = ethclient.get_logs(
from_block='earliest',
address=self.address,
topics=topics,
)
# decode logs using the ABI
decoded_logs = []
for log in logs:
logobj = processblock.Log(
log['address'][2:],
[big_endian_to_int(decode_hex(topic[2:])) for topic in log['topics']],
decode_hex(log['data'][2:])
)
decoded_log = self._contracttranslator.listen(logobj, noprint=True)
decoded_logs.append(decoded_log)
return decoded_logs
def _get_logs(self, topics, event_name=None):
"""
Get logs (events).
topics: a list of topics to search for.
event_name: the name of the event.
"""
# Set the event topic to the event ID if the event name is specified.
if event_name is None:
event_topic = None
else:
event_topic = self._get_event_id_by_name(event_name)
# Prepent the event type to the topics.
topics = [event_topic] + topics
# Encode topics to be sent to the Ethereum client.
topics = [encode_api_data(topic) for topic in topics]
# Get logs from Ethereum client.
logs = ethclient.get_logs(
from_block='earliest',
address=self.address,
topics=topics,
)
# Decode logs using the contract ABI.
decoded_logs = []
for log in logs:
logobj = processblock.Log(
log['address'][2:],
[big_endian_to_int(decode_hex(topic[2:])) for topic in log['topics']],
decode_hex(log['data'][2:])
)
decoded_log = self._contracttranslator.listen(logobj, noprint=True)
decoded_logs.append(decoded_log)
return decoded_logs
def _get_logs(self, topics, event_name=None):
"""
Get logs (events).
topics: a list of topics to search for.
event_name: the name of the event.
"""
# Set the event topic to the event ID if the event name is specified.
if event_name is None:
event_topic = None
else:
event_topic = self._get_event_id_by_name(event_name)
# Prepent the event type to the topics.
topics = [event_topic] + topics
# Encode topics to be sent to the Ethereum client.
topics = [encode_api_data(topic, padding=32) for topic in topics]
# Get logs from Ethereum client.
logs = ethclient.get_logs(
from_block='earliest',
address=self.address,
topics=topics,
)
# Decode logs using the contract ABI.
decoded_logs = []
for log in logs:
logobj = processblock.Log(log['address'][2:], [
big_endian_to_int(decode_hex(topic[2:]))
for topic in log['topics']
], decode_hex(log['data'][2:]))
decoded_log = self._contracttranslator.listen(logobj, noprint=True)
decoded_logs.append(decoded_log)
return decoded_logs