def _on_inbox_packet(self, newpacket, info, status, error_message):
if status != "finished":
return False
if newpacket.Command == commands.RetreiveCoin():
query_j = coins_db.read_query_from_packet(newpacket)
if not query_j:
p2p_service.SendFail(newpacket, "incorrect query received")
return False
coins = coins_db.query_json(query_j)
p2p_service.SendCoin(newpacket.CreatorID, coins, packet_id=newpacket.PacketID)
return True
if newpacket.Command == commands.Coin():
coins_list = coins_db.read_coins_from_packet(newpacket)
if not coins_list:
p2p_service.SendFail(newpacket, "failed to read coins from packet")
return True
if len(coins_list) == 1:
acoin = coins_list[0]
if not coins_db.validate_coin(acoin):
p2p_service.SendFail(newpacket, "coin validation failed")
return True
if not coins_db.verify_coin(acoin):
p2p_service.SendFail(newpacket, "coin verification failed")
return True
if coins_db.exist(acoin):
self.automat("valid-coins-received", [acoin])
else:
self.automat("new-coin-mined", acoin)
return True
valid_coins = []
for acoin in coins_list:
if not coins_db.validate_coin(acoin):
continue
if not coins_db.verify_coin(acoin):
continue
valid_coins.append(acoin)
if len(valid_coins) == len(coins_list):
self.automat("valid-coins-received", valid_coins)
else:
p2p_service.SendFail(newpacket, "some non-valid coins received")
return True
return False
def _on_command_retrieve_coin(self, newpacket, info):
query_j = coins_io.read_query_from_packet(newpacket)
if not query_j:
p2p_service.SendFail(newpacket, 'incorrect query received')
return False
coins, error = coins_db.query_json(query_j)
if error:
p2p_service.SendFail(newpacket, error)
return False
result_coins = []
for coin in coins:
result_coins.append(coin)
if len(result_coins) > self.max_coins_per_packet:
result_coins.append(None)
break
if not result_coins:
p2p_service.SendFail(newpacket, 'no coins found')
return False
p2p_service.SendCoin(newpacket.CreatorID, result_coins, packet_id=newpacket.PacketID)
return True