def buyer_place_order(self, product, proxy):
buyer_rsa_pubkey = self.rsa_public_key
desc_hash = Encoder.str_to_base64_byte(product['msg_hash'])
public_key = ECCipher.create_public_key(
Encoder.hex_to_bytes(product['owner_address']))
seller_addr = w3.toChecksumAddress(
ECCipher.get_address_from_public_key(public_key))
proxy = w3.toChecksumAddress(proxy)
product = OrderInfo(desc_hash=desc_hash,
buyer_rsa_pubkey=buyer_rsa_pubkey,
seller=seller_addr,
proxy=proxy,
secondary_proxy=proxy,
proxy_value=100,
value=product['price'],
time_allowed=3600 * 24)
w3.personal.unlockAccount(self.account.address, _passphrase)
order_id = self.buyer_agent.place_order(product)
# w3.personal.lockAccount(self.account.address)
# return -1 if failure
return order_id
def get_public_key(public_key_string):
pub_key_bytes = Encoder.hex_to_bytes(public_key_string)
return ECCipher.create_public_key(pub_key_bytes)