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Merge pull request #6239
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7d8ffac Changes necessary now that zero values accepted in AmountFromValue (Wladimir J. van der Laan)
a04bdef Get rid of fPlus argument to FormatMoney (Wladimir J. van der Laan)
4b4b9a8 Don't go through double in AmountFromValue and ValueFromAmount (Wladimir J. van der Laan)
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@laanwj
laanwj committed Jun 9, 2015
2 parents 3a2ca9b + 7d8ffac commit 643114f
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Showing 6 changed files with 45 additions and 43 deletions.
21 changes: 9 additions & 12 deletions src/rpcserver.cpp
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Expand Up @@ -11,6 +11,7 @@
#include "sync.h"
#include "ui_interface.h"
#include "util.h"
#include "utilmoneystr.h"
#include "utilstrencodings.h"
#ifdef ENABLE_WALLET
#include "wallet/wallet.h"
Expand Down Expand Up @@ -118,25 +119,21 @@ void RPCTypeCheckObj(const UniValue& o,
}
}

static inline int64_t roundint64(double d)
{
return (int64_t)(d > 0 ? d + 0.5 : d - 0.5);
}

CAmount AmountFromValue(const UniValue& value)
{
double dAmount = value.get_real();
if (dAmount <= 0.0 || dAmount > 21000000.0)
throw JSONRPCError(RPC_TYPE_ERROR, "Invalid amount");
CAmount nAmount = roundint64(dAmount * COIN);
if (!MoneyRange(nAmount))
if (!value.isReal() && !value.isNum())
throw JSONRPCError(RPC_TYPE_ERROR, "Amount is not a number");
CAmount amount;
if (!ParseMoney(value.getValStr(), amount))
throw JSONRPCError(RPC_TYPE_ERROR, "Invalid amount");
return nAmount;
if (!MoneyRange(amount))
throw JSONRPCError(RPC_TYPE_ERROR, "Amount out of range");
return amount;
}

UniValue ValueFromAmount(const CAmount& amount)
{
return (double)amount / (double)COIN;
return UniValue(UniValue::VREAL, FormatMoney(amount));
}

uint256 ParseHashV(const UniValue& v, string strName)
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3 changes: 3 additions & 0 deletions src/test/rpc_tests.cpp
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Expand Up @@ -131,6 +131,9 @@ static UniValue ValueFromString(const std::string &str)

BOOST_AUTO_TEST_CASE(rpc_parse_monetary_values)
{
BOOST_CHECK_THROW(AmountFromValue(ValueFromString("-0.00000001")), UniValue);
BOOST_CHECK_EQUAL(AmountFromValue(ValueFromString("0")), 0LL);
BOOST_CHECK_EQUAL(AmountFromValue(ValueFromString("0.00000000")), 0LL);
BOOST_CHECK_EQUAL(AmountFromValue(ValueFromString("0.00000001")), 1LL);
BOOST_CHECK_EQUAL(AmountFromValue(ValueFromString("0.17622195")), 17622195LL);
BOOST_CHECK_EQUAL(AmountFromValue(ValueFromString("0.5")), 50000000LL);
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44 changes: 21 additions & 23 deletions src/test/util_tests.cpp
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Expand Up @@ -146,29 +146,27 @@ BOOST_AUTO_TEST_CASE(util_GetArg)

BOOST_AUTO_TEST_CASE(util_FormatMoney)
{
BOOST_CHECK_EQUAL(FormatMoney(0, false), "0.00");
BOOST_CHECK_EQUAL(FormatMoney((COIN/10000)*123456789, false), "12345.6789");
BOOST_CHECK_EQUAL(FormatMoney(COIN, true), "+1.00");
BOOST_CHECK_EQUAL(FormatMoney(-COIN, false), "-1.00");
BOOST_CHECK_EQUAL(FormatMoney(-COIN, true), "-1.00");

BOOST_CHECK_EQUAL(FormatMoney(COIN*100000000, false), "100000000.00");
BOOST_CHECK_EQUAL(FormatMoney(COIN*10000000, false), "10000000.00");
BOOST_CHECK_EQUAL(FormatMoney(COIN*1000000, false), "1000000.00");
BOOST_CHECK_EQUAL(FormatMoney(COIN*100000, false), "100000.00");
BOOST_CHECK_EQUAL(FormatMoney(COIN*10000, false), "10000.00");
BOOST_CHECK_EQUAL(FormatMoney(COIN*1000, false), "1000.00");
BOOST_CHECK_EQUAL(FormatMoney(COIN*100, false), "100.00");
BOOST_CHECK_EQUAL(FormatMoney(COIN*10, false), "10.00");
BOOST_CHECK_EQUAL(FormatMoney(COIN, false), "1.00");
BOOST_CHECK_EQUAL(FormatMoney(COIN/10, false), "0.10");
BOOST_CHECK_EQUAL(FormatMoney(COIN/100, false), "0.01");
BOOST_CHECK_EQUAL(FormatMoney(COIN/1000, false), "0.001");
BOOST_CHECK_EQUAL(FormatMoney(COIN/10000, false), "0.0001");
BOOST_CHECK_EQUAL(FormatMoney(COIN/100000, false), "0.00001");
BOOST_CHECK_EQUAL(FormatMoney(COIN/1000000, false), "0.000001");
BOOST_CHECK_EQUAL(FormatMoney(COIN/10000000, false), "0.0000001");
BOOST_CHECK_EQUAL(FormatMoney(COIN/100000000, false), "0.00000001");
BOOST_CHECK_EQUAL(FormatMoney(0), "0.00");
BOOST_CHECK_EQUAL(FormatMoney((COIN/10000)*123456789), "12345.6789");
BOOST_CHECK_EQUAL(FormatMoney(-COIN), "-1.00");

BOOST_CHECK_EQUAL(FormatMoney(COIN*100000000), "100000000.00");
BOOST_CHECK_EQUAL(FormatMoney(COIN*10000000), "10000000.00");
BOOST_CHECK_EQUAL(FormatMoney(COIN*1000000), "1000000.00");
BOOST_CHECK_EQUAL(FormatMoney(COIN*100000), "100000.00");
BOOST_CHECK_EQUAL(FormatMoney(COIN*10000), "10000.00");
BOOST_CHECK_EQUAL(FormatMoney(COIN*1000), "1000.00");
BOOST_CHECK_EQUAL(FormatMoney(COIN*100), "100.00");
BOOST_CHECK_EQUAL(FormatMoney(COIN*10), "10.00");
BOOST_CHECK_EQUAL(FormatMoney(COIN), "1.00");
BOOST_CHECK_EQUAL(FormatMoney(COIN/10), "0.10");
BOOST_CHECK_EQUAL(FormatMoney(COIN/100), "0.01");
BOOST_CHECK_EQUAL(FormatMoney(COIN/1000), "0.001");
BOOST_CHECK_EQUAL(FormatMoney(COIN/10000), "0.0001");
BOOST_CHECK_EQUAL(FormatMoney(COIN/100000), "0.00001");
BOOST_CHECK_EQUAL(FormatMoney(COIN/1000000), "0.000001");
BOOST_CHECK_EQUAL(FormatMoney(COIN/10000000), "0.0000001");
BOOST_CHECK_EQUAL(FormatMoney(COIN/100000000), "0.00000001");
}

BOOST_AUTO_TEST_CASE(util_ParseMoney)
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4 changes: 1 addition & 3 deletions src/utilmoneystr.cpp
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Expand Up @@ -11,7 +11,7 @@

using namespace std;

string FormatMoney(const CAmount& n, bool fPlus)
std::string FormatMoney(const CAmount& n)
{
// Note: not using straight sprintf here because we do NOT want
// localized number formatting.
Expand All @@ -29,8 +29,6 @@ string FormatMoney(const CAmount& n, bool fPlus)

if (n < 0)
str.insert((unsigned int)0, 1, '-');
else if (fPlus && n > 0)
str.insert((unsigned int)0, 1, '+');
return str;
}

Expand Down
2 changes: 1 addition & 1 deletion src/utilmoneystr.h
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Expand Up @@ -14,7 +14,7 @@

#include "amount.h"

std::string FormatMoney(const CAmount& n, bool fPlus=false);
std::string FormatMoney(const CAmount& n);
bool ParseMoney(const std::string& str, CAmount& nRet);
bool ParseMoney(const char* pszIn, CAmount& nRet);

Expand Down
14 changes: 10 additions & 4 deletions src/wallet/rpcwallet.cpp
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Expand Up @@ -414,6 +414,8 @@ UniValue sendtoaddress(const UniValue& params, bool fHelp)

// Amount
CAmount nAmount = AmountFromValue(params[1]);
if (nAmount <= 0)
throw JSONRPCError(RPC_TYPE_ERROR, "Invalid amount for send");

// Wallet comments
CWalletTx wtx;
Expand Down Expand Up @@ -809,6 +811,8 @@ UniValue movecmd(const UniValue& params, bool fHelp)
string strFrom = AccountFromValue(params[0]);
string strTo = AccountFromValue(params[1]);
CAmount nAmount = AmountFromValue(params[2]);
if (nAmount <= 0)
throw JSONRPCError(RPC_TYPE_ERROR, "Invalid amount for send");
if (params.size() > 3)
// unused parameter, used to be nMinDepth, keep type-checking it though
(void)params[3].get_int();
Expand Down Expand Up @@ -888,6 +892,8 @@ UniValue sendfrom(const UniValue& params, bool fHelp)
if (!address.IsValid())
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Invalid Bitcoin address");
CAmount nAmount = AmountFromValue(params[2]);
if (nAmount <= 0)
throw JSONRPCError(RPC_TYPE_ERROR, "Invalid amount for send");
int nMinDepth = 1;
if (params.size() > 3)
nMinDepth = params[3].get_int();
Expand Down Expand Up @@ -987,6 +993,8 @@ UniValue sendmany(const UniValue& params, bool fHelp)

CScript scriptPubKey = GetScriptForDestination(address.Get());
CAmount nAmount = AmountFromValue(sendTo[name_]);
if (nAmount <= 0)
throw JSONRPCError(RPC_TYPE_ERROR, "Invalid amount for send");
totalAmount += nAmount;

bool fSubtractFeeFromAmount = false;
Expand Down Expand Up @@ -2168,9 +2176,7 @@ UniValue settxfee(const UniValue& params, bool fHelp)
LOCK2(cs_main, pwalletMain->cs_wallet);

// Amount
CAmount nAmount = 0;
if (params[0].get_real() != 0.0)
nAmount = AmountFromValue(params[0]); // rejects 0.0 amounts
CAmount nAmount = AmountFromValue(params[0]);

payTxFee = CFeeRate(nAmount, 1000);
return true;
Expand Down Expand Up @@ -2352,4 +2358,4 @@ UniValue listunspent(const UniValue& params, bool fHelp)
}

return results;
}
}

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