public static RpcApiResult CreateProposalDeleteContract(byte[] owner_address,
long id,
out ProposalDeleteContract contract)
{
contract = new ProposalDeleteContract();
contract.OwnerAddress = ByteString.CopyFrom(owner_address);
contract.ProposalId = id;
return(RpcApiResult.Success);
}
public override bool Execute(TransactionResultCapsule result)
{
long fee = CalcFee();
try
{
ProposalDeleteContract proposal_delete_contract = this.contract.Unpack <ProposalDeleteContract>();
ProposalCapsule proposal = (Deposit == null) ?
this.db_manager.Proposal.Get(BitConverter.GetBytes(proposal_delete_contract.ProposalId))
: Deposit.GetProposalCapsule(BitConverter.GetBytes(proposal_delete_contract.ProposalId));
proposal.State = Proposal.Types.State.Canceled;
if (Deposit == null)
{
this.db_manager.Proposal.Put(proposal.CreateDatabaseKey(), proposal);
}
else
{
Deposit.PutProposalValue(proposal.CreateDatabaseKey(), proposal);
}
result.SetStatus(fee, code.Sucess);
}
catch (InvalidProtocolBufferException e)
{
Logger.Debug(e.Message);
result.SetStatus(fee, code.Failed);
throw new ContractExeException(e.Message);
}
catch (ItemNotFoundException e)
{
Logger.Debug(e.Message);
result.SetStatus(fee, code.Failed);
throw new ContractExeException(e.Message);
}
return(true);
}
public override bool Validate()
{
if (this.contract == null)
{
throw new ContractValidateException("No contract!");
}
if (this.db_manager == null && (Deposit == null || Deposit.DBManager == null))
{
throw new ContractValidateException("No this.db_manager!");
}
if (this.contract.Is(ProposalDeleteContract.Descriptor))
{
ProposalDeleteContract contract = null;
try
{
contract = this.contract.Unpack <ProposalDeleteContract>();
}
catch (InvalidProtocolBufferException e)
{
throw new ContractValidateException(e.Message);
}
byte[] owner_address = contract.OwnerAddress.ToByteArray();
if (!Wallet.IsValidAddress(owner_address))
{
throw new ContractValidateException("Invalid address");
}
if (Deposit != null)
{
if (Deposit.GetAccount(owner_address) == null)
{
throw new ContractValidateException(
ActuatorParameter.ACCOUNT_EXCEPTION_STR + owner_address.ToHexString() + ActuatorParameter.NOT_EXIST_STR);
}
}
else if (!this.db_manager.Account.Contains(owner_address))
{
throw new ContractValidateException(
ActuatorParameter.ACCOUNT_EXCEPTION_STR + owner_address.ToHexString() + ActuatorParameter.NOT_EXIST_STR);
}
long latest_proposal = Deposit == null?
this.db_manager.DynamicProperties.GetLatestProposalNum() : Deposit.GetLatestProposalNum();
if (contract.ProposalId > latest_proposal)
{
throw new ContractValidateException(
ActuatorParameter.PROPOSAL_EXCEPTION_STR + contract.ProposalId + ActuatorParameter.NOT_EXIST_STR);
}
ProposalCapsule proposal = null;
try
{
proposal = Deposit == null?
this.db_manager.Proposal.Get(BitConverter.GetBytes(contract.ProposalId))
: Deposit.GetProposalCapsule(BitConverter.GetBytes(contract.ProposalId));
}
catch (ItemNotFoundException e)
{
throw new ContractValidateException(
ActuatorParameter.PROPOSAL_EXCEPTION_STR + contract.ProposalId + ActuatorParameter.NOT_EXIST_STR, e);
}
long now = this.db_manager.GetHeadBlockTimestamp();
if (!proposal.Address.SequenceEqual(contract.OwnerAddress))
{
throw new ContractValidateException(
ActuatorParameter.PROPOSAL_EXCEPTION_STR + contract.ProposalId + "] " + "is not proposed by " + owner_address.ToHexString());
}
if (now >= proposal.ExpirationTime)
{
throw new ContractValidateException(
ActuatorParameter.PROPOSAL_EXCEPTION_STR + contract.ProposalId + "] expired");
}
if (proposal.State == Proposal.Types.State.Canceled)
{
throw new ContractValidateException(
ActuatorParameter.PROPOSAL_EXCEPTION_STR + contract.ProposalId + "] canceled");
}
}
else
{
throw new ContractValidateException(
"contract type error,expected type [ProposalDeleteContract],real type[" + contract.GetType().Name + "]");
}
return(true);
}
