def find_txn_on_zcash_explorer(contribution):
subscription = contribution.subscription
grant = subscription.grant
token_symbol = subscription.token_symbol
if subscription.tenant != 'ZCASH':
return None
if token_symbol != 'ZEC':
return None
to_address = grant.zcash_payout_address
from_address = subscription.contributor_address
amount = subscription.amount_per_period
url = f'https://sochain.com/api/v2/address/ZEC/{from_address}'
response = requests.get(url).json()
# Check contributors txn history
if response['status'] == 'success' and response['data'] and response[
'data']['txs']:
txns = response['data']['txs']
for txn in txns:
if txn.get('outgoing') and txn['outgoing']['outputs']:
for output in txn['outgoing']['outputs']:
if contribution.tx_id and contribution.tx_id != '0x0':
if txn['txid'] == contribution.tx_id:
if (output['address'] == to_address
and float(output['value']) == float(amount)
and is_txn_done_recently(txn['time'])):
return txn['txid']
else:
if (output['address'] == to_address
and response['data']['address'] == from_address
and float(output['value']) == float(amount)
and is_txn_done_recently(txn['time'])
and not txn_already_used(
txn['txid'], token_symbol)):
return txn['txid']
url = f'https://sochain.com/api/v2/address/ZEC/{to_address}'
response = requests.get(url).json()
# Check funders txn history
# if response['status'] == 'success' and response['data'] and response['data']['txs']:
# txns = response['data']['txs']
# for txn in txns:
# if txn.get('incoming') and txn['incoming']['inputs']:
# for input_tx in txn['incoming']['inputs']:
# if (
# input_tx['address'] == from_address and
# response['data']['address'] == to_address and
# is_txn_done_recently(txn['time']) and
# not txn_already_used(txn['txid'], token_symbol)
# ):
# return txn['txid']
return None
def find_txn_on_zil_explorer(contribution):
subscription = contribution.subscription
grant = subscription.grant
token_symbol = subscription.token_symbol
if subscription.tenant != 'ZIL':
return None
if token_symbol != 'ZIL':
return None
to_address = grant.zil_payout_address
from_address = subscription.contributor_address
amount = subscription.amount_per_period
url = f'https://api.viewblock.io/v1/zilliqa/addresses/{to_address}/txs?network=mainnet'
response = requests.get(url, headers=headers).json()
if len(response):
for txn in response:
if (
txn['from'] == from_address.lower() and
txn['to'] == to_address.lower() and
txn['direction'] == 'in' and
float(txn['value']) / 10 ** DECIMALS == float(amount) and
is_txn_done_recently(txn['timestamp']/1000) and
not txn_already_used(txn['hash'], token_symbol)
):
return txn['hash']
return None
def is_valid_zcash_txn(contribution):
subscription = contribution.subscription
grant = subscription.grant
txn_id = contribution.tx_id
to_address = grant.zcash_payout_address
amount = subscription.amount_per_period
token_symbol = subscription.token_symbol
if not txn_id or txn_id == '0x0':
return None
url = f'https://sochain.com/api/v2/tx/ZEC/{txn_id}'
response = requests.get(url).json()
if (response['status'] == 'success' and response['data']
and response['data']['outputs']):
for txn in response['data']['outputs']:
if (txn['address'] == to_address
and float(txn['value']) == float(amount)
and is_txn_done_recently(response['data']['time'])
and not txn_already_used(txn_id, token_symbol)):
return True
return None
def find_txn_on_celo_explorer(contribution):
subscription = contribution.subscription
grant = subscription.grant
token_symbol = subscription.token_symbol
if subscription.tenant != 'CELO':
return None
if token_symbol != 'cUSD' and token_symbol != 'CELO':
return None
to_address = grant.celo_payout_address
from_address = subscription.contributor_address
amount = subscription.amount_per_period
blockscout_url = f'https://explorer.celo.org/api?module=account&action=tokentx&address={to_address}'
blockscout_response = requests.get(blockscout_url).json()
if blockscout_response['message'] and blockscout_response['result']:
for txn in blockscout_response['result']:
if (txn['from'] == from_address.lower()
and txn['to'] == to_address.lower() and
int(txn['value']) / 10**int(txn['tokenDecimal']) == amount
and is_txn_done_recently(txn['timeStamp'])
and not txn_already_used(txn['hash'], token_symbol)):
return txn['hash']
return None