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Merge #8486: [wallet] Add high transaction fee warnings

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faef293 [wallet] Add high transaction fee warnings (MarcoFalke)
This commit is contained in:
Wladimir J. van der Laan 2016-09-26 13:55:04 +02:00
commit ab0b411868
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GPG Key ID: 74810B012346C9A6
4 changed files with 24 additions and 8 deletions
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6
src/init.cpp
View File

@ -951,10 +951,10 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler)
if (mapArgs.count("-minrelaytxfee"))
{
CAmount n = 0;
if (ParseMoney(mapArgs["-minrelaytxfee"], n) && n > 0)
::minRelayTxFee = CFeeRate(n);
else
if (!ParseMoney(mapArgs["-minrelaytxfee"], n))
return InitError(AmountErrMsg("minrelaytxfee", mapArgs["-minrelaytxfee"]));
// High fee check is done afterward in CWallet::ParameterInteraction()
::minRelayTxFee = CFeeRate(n);
}
fRequireStandard = !GetBoolArg("-acceptnonstdtxn", !Params().RequireStandard());

5
src/ui_interface.cpp
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@ -18,6 +18,11 @@ void InitWarning(const std::string& str)
uiInterface.ThreadSafeMessageBox(str, "", CClientUIInterface::MSG_WARNING);
}
std::string AmountHighWarn(const std::string& optname)
{
return strprintf(_("%s is set very high!"), optname);
}
std::string AmountErrMsg(const char* const optname, const std::string& strValue)
{
return strprintf(_("Invalid amount for -%s=<amount>: '%s'"), optname, strValue);

2
src/ui_interface.h
View File

@ -112,6 +112,8 @@ void InitWarning(const std::string& str);
/** Show error message **/
bool InitError(const std::string& str);
std::string AmountHighWarn(const std::string& optname);
std::string AmountErrMsg(const char* const optname, const std::string& strValue);
extern CClientUIInterface uiInterface;

19
src/wallet/wallet.cpp
View File

@ -3485,13 +3485,19 @@ bool CWallet::ParameterInteraction()
if (GetArg("-prune", 0) && GetBoolArg("-rescan", false))
return InitError(_("Rescans are not possible in pruned mode. You will need to use -reindex which will download the whole blockchain again."));
if (::minRelayTxFee.GetFeePerK() > HIGH_TX_FEE_PER_KB)
InitWarning(AmountHighWarn("-minrelaytxfee") + " " +
_("The wallet will avoid paying less than the minimum relay fee."));
if (mapArgs.count("-mintxfee"))
{
CAmount n = 0;
if (ParseMoney(mapArgs["-mintxfee"], n) && n > 0)
CWallet::minTxFee = CFeeRate(n);
else
if (!ParseMoney(mapArgs["-mintxfee"], n))
return InitError(AmountErrMsg("mintxfee", mapArgs["-mintxfee"]));
if (n > HIGH_TX_FEE_PER_KB)
InitWarning(AmountHighWarn("-mintxfee") + " " +
_("This is the minimum transaction fee you pay on every transaction."));
CWallet::minTxFee = CFeeRate(n);
}
if (mapArgs.count("-fallbackfee"))
{
@ -3499,7 +3505,8 @@ bool CWallet::ParameterInteraction()
if (!ParseMoney(mapArgs["-fallbackfee"], nFeePerK))
return InitError(strprintf(_("Invalid amount for -fallbackfee=<amount>: '%s'"), mapArgs["-fallbackfee"]));
if (nFeePerK > HIGH_TX_FEE_PER_KB)
InitWarning(_("-fallbackfee is set very high! This is the transaction fee you may pay when fee estimates are not available."));
InitWarning(AmountHighWarn("-fallbackfee") + " " +
_("This is the transaction fee you may pay when fee estimates are not available."));
CWallet::fallbackFee = CFeeRate(nFeePerK);
}
if (mapArgs.count("-paytxfee"))
@ -3508,7 +3515,9 @@ bool CWallet::ParameterInteraction()
if (!ParseMoney(mapArgs["-paytxfee"], nFeePerK))
return InitError(AmountErrMsg("paytxfee", mapArgs["-paytxfee"]));
if (nFeePerK > HIGH_TX_FEE_PER_KB)
InitWarning(_("-paytxfee is set very high! This is the transaction fee you will pay if you send a transaction."));
InitWarning(AmountHighWarn("-paytxfee") + " " +
_("This is the transaction fee you will pay if you send a transaction."));
payTxFee = CFeeRate(nFeePerK, 1000);
if (payTxFee < ::minRelayTxFee)
{