public static bool OnGetTransactionApprovedList(JToken id, string method, JArray parameters, out JToken result)
{
result = new JObject();
if (parameters == null || parameters.Count != 1)
{
result = RpcMessage.CreateErrorResult(id, RpcMessage.INVALID_PARAMS, "Invalid parameters");
return(false);
}
try
{
Transaction transaction = Transaction.Parser.ParseFrom(parameters[0].ToObject <byte[]>());
TransactionApprovedList approved = RpcApiService.GetTransactionApprovedList(transaction);
result = JToken.FromObject(approved.ToByteArray());
}
catch (System.Exception e)
{
result = RpcMessage.CreateErrorResult(id, RpcMessage.UNKNOWN_ERROR, e.Message);
return(false);
}
return(true);
}
public static RpcApiResult GetTransactionApprovedList(Transaction transaction, out TransactionApprovedList transaction_list)
{
transaction_list = null;
try
{
JObject receive = SendCommand(RpcCommand.Transaction.GetTransactionApprovedList, new JArray()
{
transaction.ToByteArray()
});
if (receive.TryGetValue("error", out JToken value))
{
return(new RpcApiResult(false, value["code"].ToObject <int>(), value["message"].ToObject <string>()));
}
transaction_list = TransactionApprovedList.Parser.ParseFrom(receive["result"].ToObject <byte[]>());
}
catch (System.Exception e)
{
throw e;
}
return(RpcApiResult.Success);
}
public static TransactionApprovedList GetTransactionApprovedList(Transaction transaction)
{
TransactionExtention transaction_extention = new TransactionExtention()
{
Transaction = transaction,
Txid = ByteString.CopyFrom(SHA256Hash.ToHash(transaction.RawData.ToByteArray())),
Result = new Return()
{
Result = true,
Code = Return.Types.response_code.Success
}
};
TransactionApprovedList approved = new TransactionApprovedList()
{
Transaction = transaction_extention
};
try
{
Contract contract = transaction.RawData.Contract[0];
byte[] owner_address = TransactionCapsule.GetOwner(contract);
AccountCapsule account = Manager.Instance.DBManager.Account.Get(owner_address);
if (account == null)
{
throw new PermissionException("Account is not exist.");
}
if (transaction.Signature.Count > 0)
{
byte[] hash = SHA256Hash.ToHash(transaction.RawData.ToByteArray());
foreach (var signature in transaction.Signature)
{
if (signature.Count() < 65)
{
throw new SignatureFormatException("Signature size is " + signature.Count());
}
byte[] signature_address = ECKey.SignatureToAddress(hash, ECDSASignature.ExtractECDSASignature(signature.ToByteArray()));
approved.ApprovedList.Add(ByteString.CopyFrom(signature_address));
}
}
approved.Result = new TransactionApprovedList.Types.Result()
{
Code = TransactionApprovedList.Types.Result.Types.response_code.Success
};
}
catch (SignatureFormatException e)
{
approved.Result = new TransactionApprovedList.Types.Result()
{
Code = TransactionApprovedList.Types.Result.Types.response_code.SignatureFormatError,
Message = e.Message
};
}
catch (SignatureException e)
{
approved.Result = new TransactionApprovedList.Types.Result()
{
Code = TransactionApprovedList.Types.Result.Types.response_code.ComputeAddressError,
Message = e.Message
};
}
catch (System.Exception e)
{
approved.Result = new TransactionApprovedList.Types.Result()
{
Code = TransactionApprovedList.Types.Result.Types.response_code.OtherError,
Message = e.Message
};
}
return(approved);
}
