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rpcpog.cpp
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rpcpog.cpp
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// Copyright (c) 2014-2019 The Dash Core Developers, The BiblePay Developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include "rpcpog.h"
#include "spork.h"
#include "util.h"
#include "utilmoneystr.h"
#include "rpcpodc.h"
#include "init.h"
#include "bbpsocket.h"
#include "activemasternode.h"
#include "governance-classes.h"
#include "governance.h"
#include "masternode-sync.h"
#include "masternode-payments.h"
#include "messagesigner.h"
#include "smartcontract-server.h"
#include "smartcontract-client.h"
#include <boost/lexical_cast.hpp>
#include <boost/algorithm/string/case_conv.hpp> // for to_lower()
#include <boost/algorithm/string.hpp> // for trim()
#include <boost/date_time/posix_time/posix_time.hpp> // for StringToUnixTime()
#include <math.h> /* round, floor, ceil, trunc */
#include <boost/asio.hpp>
#include <boost/thread.hpp>
#include <openssl/crypto.h>
#include <stdint.h>
#include <univalue.h>
#include <fstream>
#include <boost/filesystem.hpp>
#include <boost/filesystem/fstream.hpp>
#include <openssl/md5.h>
#include "txmempool.h"
// For HTTPS (for the pool communication)
#include <openssl/ssl.h>
#include <openssl/err.h>
#include <openssl/bio.h>
#include <boost/asio.hpp>
#include "net.h" // for CService
#include "netaddress.h"
#include "netbase.h" // for LookupHost
#include "wallet/wallet.h"
#include <sstream>
#ifdef ENABLE_WALLET
extern CWallet* pwalletMain;
#endif // ENABLE_WALLET
UniValue VoteWithMasternodes(const std::map<uint256, CKey>& keys,
const uint256& hash, vote_signal_enum_t eVoteSignal,
vote_outcome_enum_t eVoteOutcome);
std::string GenerateNewAddress(std::string& sError, std::string sName)
{
LOCK2(cs_main, pwalletMain->cs_wallet);
{
if (!pwalletMain->IsLocked(true))
pwalletMain->TopUpKeyPool();
// Generate a new key that is added to wallet
CPubKey newKey;
if (!pwalletMain->GetKeyFromPool(newKey, false))
{
sError = "Keypool ran out, please call keypoolrefill first";
return std::string();
}
CKeyID keyID = newKey.GetID();
pwalletMain->SetAddressBook(keyID, sName, "receive"); //receive == visible in address book, hidden = non-visible
LogPrintf(" created new address %s ", CBitcoinAddress(keyID).ToString().c_str());
return CBitcoinAddress(keyID).ToString();
}
}
std::string GJE(std::string sKey, std::string sValue, bool bIncludeDelimiter, bool bQuoteValue)
{
// This is a helper for the Governance gobject create method
std::string sQ = "\"";
std::string sOut = sQ + sKey + sQ + ":";
if (bQuoteValue)
{
sOut += sQ + sValue + sQ;
}
else
{
sOut += sValue;
}
if (bIncludeDelimiter) sOut += ",";
return sOut;
}
std::string RoundToString(double d, int place)
{
std::ostringstream ss;
ss << std::fixed << std::setprecision(place) << d ;
return ss.str() ;
}
double Round(double d, int place)
{
std::ostringstream ss;
ss << std::fixed << std::setprecision(place) << d ;
double r = 0;
try
{
r = boost::lexical_cast<double>(ss.str());
return r;
}
catch(boost::bad_lexical_cast const& e)
{
LogPrintf("caught bad lexical cast %f", 1);
return 0;
}
catch(...)
{
LogPrintf("caught bad lexical cast %f", 2);
}
return r;
}
std::vector<std::string> Split(std::string s, std::string delim)
{
size_t pos = 0;
std::string token;
std::vector<std::string> elems;
while ((pos = s.find(delim)) != std::string::npos)
{
token = s.substr(0, pos);
elems.push_back(token);
s.erase(0, pos + delim.length());
}
elems.push_back(s);
return elems;
}
double cdbl(std::string s, int place)
{
if (s=="") s = "0";
if (s.length() > 255) return 0;
s = strReplace(s, "\r","");
s = strReplace(s, "\n","");
std::string t = "";
for (int i = 0; i < (int)s.length(); i++)
{
std::string u = s.substr(i,1);
if (u=="0" || u=="1" || u=="2" || u=="3" || u=="4" || u=="5" || u=="6" || u == "7" || u=="8" || u=="9" || u=="." || u=="-")
{
t += u;
}
}
double r= 0;
try
{
r = boost::lexical_cast<double>(t);
}
catch(boost::bad_lexical_cast const& e)
{
LogPrintf("caught cdbl bad lexical cast %f from %s with %f", 1, s, (double)place);
return 0;
}
catch(...)
{
LogPrintf("caught cdbl bad lexical cast %f", 2);
}
double d = Round(r, place);
return d;
}
bool Contains(std::string data, std::string instring)
{
std::size_t found = 0;
found = data.find(instring);
if (found != std::string::npos) return true;
return false;
}
std::string GetElement(std::string sIn, std::string sDelimiter, int iPos)
{
if (sIn.empty())
return std::string();
std::vector<std::string> vInput = Split(sIn.c_str(), sDelimiter);
if (iPos < (int)vInput.size())
{
return vInput[iPos];
}
return std::string();
}
std::string GetSporkValue(std::string sKey)
{
boost::to_upper(sKey);
std::pair<std::string, int64_t> v = mvApplicationCache[std::make_pair("SPORK", sKey)];
return v.first;
}
double GetSporkDouble(std::string sName, double nDefault)
{
double dSetting = cdbl(GetSporkValue(sName), 2);
if (dSetting == 0) return nDefault;
return dSetting;
}
std::map<std::string, std::string> GetSporkMap(std::string sPrimaryKey, std::string sSecondaryKey)
{
boost::to_upper(sPrimaryKey);
boost::to_upper(sSecondaryKey);
std::string sDelimiter = "|";
std::pair<std::string, int64_t> v = mvApplicationCache[std::make_pair(sPrimaryKey, sSecondaryKey)];
std::vector<std::string> vSporks = Split(v.first, sDelimiter);
std::map<std::string, std::string> mSporkMap;
for (int i = 0; i < vSporks.size(); i++)
{
std::string sMySpork = vSporks[i];
if (!sMySpork.empty())
mSporkMap.insert(std::make_pair(sMySpork, RoundToString(i, 0)));
}
return mSporkMap;
}
std::string Left(std::string sSource, int bytes)
{
if (sSource.length() >= bytes)
{
return sSource.substr(0, bytes);
}
return std::string();
}
bool CheckStakeSignature(std::string sBitcoinAddress, std::string sSignature, std::string strMessage, std::string& strError)
{
CBitcoinAddress addr2(sBitcoinAddress);
if (!addr2.IsValid())
{
strError = "Invalid address";
return false;
}
CKeyID keyID2;
if (!addr2.GetKeyID(keyID2))
{
strError = "Address does not refer to key";
return false;
}
bool fInvalid = false;
std::vector<unsigned char> vchSig2 = DecodeBase64(sSignature.c_str(), &fInvalid);
if (fInvalid)
{
strError = "Malformed base64 encoding";
return false;
}
CHashWriter ss2(SER_GETHASH, 0);
ss2 << strMessageMagic;
ss2 << strMessage;
CPubKey pubkey2;
if (!pubkey2.RecoverCompact(ss2.GetHash(), vchSig2))
{
strError = "Unable to recover public key.";
return false;
}
bool fSuccess = (pubkey2.GetID() == keyID2);
return fSuccess;
}
CPK GetCPK(std::string sData)
{
// CPK DATA FORMAT: sCPK + "|" + Sanitized NickName + "|" + LockTime + "|" + SecurityHash + "|" + CPK Signature + "|" + Email + "|" + VendorType + "|" + OptData
CPK k;
std::vector<std::string> vDec = Split(sData.c_str(), "|");
if (vDec.size() < 5) return k;
std::string sSecurityHash = vDec[3];
std::string sSig = vDec[4];
std::string sCPK = vDec[0];
if (sCPK.empty()) return k;
if (vDec.size() >= 6)
k.sEmail = vDec[5];
if (vDec.size() >= 7)
k.sVendorType = vDec[6];
if (vDec.size() >= 8)
k.sOptData = vDec[7];
k.fValid = CheckStakeSignature(sCPK, sSig, sSecurityHash, k.sError);
if (!k.fValid)
{
LogPrintf("GetCPK::Error Sig %s, SH %s, Err %s, CPK %s, NickName %s ", sSig, sSecurityHash, k.sError, sCPK, vDec[1]);
return k;
}
k.sAddress = sCPK;
k.sNickName = vDec[1];
k.nLockTime = (int64_t)cdbl(vDec[2], 0);
return k;
}
std::map<std::string, CPK> GetChildMap(std::string sGSCObjType)
{
std::map<std::string, CPK> mCPKMap;
boost::to_upper(sGSCObjType);
int i = 0;
for (auto ii : mvApplicationCache)
{
if (Contains(ii.first.first, sGSCObjType))
{
CPK k = GetCPK(ii.second.first);
i++;
mCPKMap.insert(std::make_pair(k.sAddress + "-" + RoundToString(i, 0), k));
}
}
return mCPKMap;
}
std::map<std::string, CPK> GetGSCMap(std::string sGSCObjType, std::string sSearch, bool fRequireSig)
{
std::map<std::string, CPK> mCPKMap;
boost::to_upper(sGSCObjType);
for (auto ii : mvApplicationCache)
{
if (ii.first.first == sGSCObjType)
{
CPK k = GetCPK(ii.second.first);
if (!k.sAddress.empty() && k.fValid)
{
if ((!sSearch.empty() && (sSearch == k.sAddress || sSearch == k.sNickName)) || sSearch.empty())
{
mCPKMap.insert(std::make_pair(k.sAddress, k));
}
}
}
}
return mCPKMap;
}
CAmount CAmountFromValue(const UniValue& value)
{
if (!value.isNum() && !value.isStr()) return 0;
CAmount amount;
if (!ParseFixedPoint(value.getValStr(), 8, &amount)) return 0;
if (!MoneyRange(amount)) return 0;
return amount;
}
static CCriticalSection csReadWait;
std::string ReadCache(std::string sSection, std::string sKey)
{
LOCK(csReadWait);
std::string sLookupSection = sSection;
std::string sLookupKey = sKey;
boost::to_upper(sLookupSection);
boost::to_upper(sLookupKey);
// NON-CRITICAL TODO : Find a way to eliminate this to_upper while we transition to non-financial transactions
if (sLookupSection.empty() || sLookupKey.empty())
return std::string();
std::pair<std::string, int64_t> t = mvApplicationCache[std::make_pair(sLookupSection, sLookupKey)];
return t.first;
}
std::string TimestampToHRDate(double dtm)
{
if (dtm == 0) return "1-1-1970 00:00:00";
if (dtm > 9888888888) return "1-1-2199 00:00:00";
std::string sDt = DateTimeStrFormat("%m-%d-%Y %H:%M:%S",dtm);
return sDt;
}
std::string ExtractXML(std::string XMLdata, std::string key, std::string key_end)
{
std::string extraction = "";
std::string::size_type loc = XMLdata.find( key, 0 );
if( loc != std::string::npos )
{
std::string::size_type loc_end = XMLdata.find( key_end, loc+3);
if (loc_end != std::string::npos )
{
extraction = XMLdata.substr(loc+(key.length()),loc_end-loc-(key.length()));
}
}
return extraction;
}
std::string AmountToString(const CAmount& amount)
{
bool sign = amount < 0;
int64_t n_abs = (sign ? -amount : amount);
int64_t quotient = n_abs / COIN;
int64_t remainder = n_abs % COIN;
std::string sAmount = strprintf("%s%d.%08d", sign ? "-" : "", quotient, remainder);
return sAmount;
}
static CBlockIndex* pblockindexFBBHLast;
CBlockIndex* FindBlockByHeight(int nHeight)
{
CBlockIndex *pblockindex;
if (nHeight < 0 || nHeight > chainActive.Tip()->nHeight) return NULL;
if (nHeight < chainActive.Tip()->nHeight / 2)
pblockindex = mapBlockIndex[chainActive.Genesis()->GetBlockHash()];
else
pblockindex = chainActive.Tip();
if (pblockindexFBBHLast && abs(nHeight - pblockindex->nHeight) > abs(nHeight - pblockindexFBBHLast->nHeight))
pblockindex = pblockindexFBBHLast;
while (pblockindex->nHeight > nHeight)
pblockindex = pblockindex->pprev;
while (pblockindex->nHeight < nHeight)
pblockindex = chainActive.Next(pblockindex);
pblockindexFBBHLast = pblockindex;
return pblockindex;
}
std::string DefaultRecAddress(std::string sType)
{
std::string sDefaultRecAddress;
for (auto item : pwalletMain->mapAddressBook)
{
const CBitcoinAddress& address = item.first;
std::string strName = item.second.name;
bool fMine = IsMine(*pwalletMain, address.Get());
if (fMine)
{
sDefaultRecAddress=CBitcoinAddress(address).ToString();
boost::to_upper(strName);
boost::to_upper(sType);
if (strName == sType)
{
sDefaultRecAddress = CBitcoinAddress(address).ToString();
return sDefaultRecAddress;
}
}
}
if (!sType.empty())
{
std::string sError;
sDefaultRecAddress = GenerateNewAddress(sError, sType);
if (sError.empty()) return sDefaultRecAddress;
}
return sDefaultRecAddress;
}
std::string CreateBankrollDenominations(double nQuantity, CAmount denominationAmount, std::string& sError)
{
// First mark the denominations with the 1milliBBP TitheMarker
denominationAmount += ((.001) * COIN);
CAmount nBankrollMask = .001 * COIN;
CAmount nTotal = denominationAmount * nQuantity;
CAmount curBalance = pwalletMain->GetBalance();
if (curBalance < nTotal)
{
sError = "Insufficient funds (Unlock Wallet).";
return std::string();
}
std::string sTitheAddress = DefaultRecAddress("Christian-Public-Key");
CBitcoinAddress cbAddress(sTitheAddress);
CWalletTx wtx;
CScript scriptPubKey = GetScriptForDestination(cbAddress.Get());
CReserveKey reservekey(pwalletMain);
CAmount nFeeRequired;
std::vector<CRecipient> vecSend;
int nChangePosRet = -1;
for (int i = 0; i < nQuantity; i++)
{
bool fSubtractFeeFromAmount = false;
CRecipient recipient = {scriptPubKey, denominationAmount, false, fSubtractFeeFromAmount};
vecSend.push_back(recipient);
}
bool fUseInstantSend = false;
double minCoinAge = 0;
std::string sOptData;
if (!pwalletMain->CreateTransaction(vecSend, wtx, reservekey, nFeeRequired, nChangePosRet, sError, NULL, true, ONLY_NONDENOMINATED, fUseInstantSend, 0, sOptData))
{
if (!sError.empty())
{
return std::string();
}
if (nTotal + nFeeRequired > pwalletMain->GetBalance())
{
sError = strprintf("Error: This transaction requires a transaction fee of at least %s because of its amount, complexity, or use of recently received funds!", FormatMoney(nFeeRequired));
return std::string();
}
}
CValidationState state;
if (!pwalletMain->CommitTransaction(wtx, reservekey, g_connman.get(), state, fUseInstantSend ? NetMsgType::TXLOCKREQUEST : NetMsgType::TX))
{
sError = "Error: The transaction was rejected! This might happen if some of the coins in your wallet were already spent, such as if you used a copy of wallet.dat and coins were spent in the copy but not marked as spent here.";
return std::string();
}
std::string sTxId = wtx.GetHash().GetHex();
return sTxId;
}
std::string RetrieveMd5(std::string s1)
{
try
{
const char* chIn = s1.c_str();
unsigned char digest2[16];
MD5((unsigned char*)chIn, strlen(chIn), (unsigned char*)&digest2);
char mdString2[33];
for(int i = 0; i < 16; i++) sprintf(&mdString2[i*2], "%02x", (unsigned int)digest2[i]);
std::string xmd5(mdString2);
return xmd5;
}
catch (std::exception &e)
{
return std::string();
}
}
std::string PubKeyToAddress(const CScript& scriptPubKey)
{
CTxDestination address1;
ExtractDestination(scriptPubKey, address1);
CBitcoinAddress address2(address1);
return address2.ToString();
}
/*
void GetTxTimeAndAmountAndHeight(uint256 hashInput, int hashInputOrdinal, int64_t& out_nTime, CAmount& out_caAmount, int& out_height)
{
CTransaction tx1;
uint256 hashBlock1;
if (GetTransaction(hashInput, tx1, Params().GetConsensus(), hashBlock1, true))
{
out_caAmount = tx1.vout[hashInputOrdinal].nValue;
BlockMap::iterator mi = mapBlockIndex.find(hashBlock1);
if (mi != mapBlockIndex.end())
{
CBlockIndex* pindexHistorical = mapBlockIndex[hashBlock1];
out_nTime = pindexHistorical->GetBlockTime();
out_height = pindexHistorical->nHeight;
return;
}
else
{
LogPrintf("\nUnable to find hashBlock %s", hashBlock1.GetHex().c_str());
}
}
else
{
LogPrintf("\nUnable to find hashblock1 in GetTransaction %s ",hashInput.GetHex().c_str());
}
}
*/
/*
bool IsTitheLegal(CTransaction ctx, CBlockIndex* pindex, CAmount tithe_amount)
{
// R ANDREWS - BIBLEPAY - 12/19/2018
// We quote the difficulty params to the user as of the best block hash, so when we check a tithe to be legal, we must check it as of the prior block's difficulty params
if (pindex==NULL || pindex->pprev==NULL || pindex->nHeight < 2) return false;
uint256 hashInput = ctx.vin[0].prevout.hash;
int hashInputOrdinal = ctx.vin[0].prevout.n;
int64_t nTxTime = 0;
CAmount caAmount = 0;
int iHeight = 0;
GetTxTimeAndAmountAndHeight(hashInput, hashInputOrdinal, nTxTime, caAmount, iHeight);
double nTitheAge = (double)((pindex->GetBlockTime() - nTxTime) / 86400);
if (nTitheAge >= pindex->pprev->nMinCoinAge && caAmount >= pindex->pprev->nMinCoinAmount && tithe_amount <= pindex->pprev->nMaxTitheAmount)
{
return true;
}
return false;
}
*/
/*
double GetTitheAgeAndSpentAmount(CTransaction ctx, CBlockIndex* pindex, CAmount& spentAmount)
{
// R ANDREWS - BIBLEPAY - 1/4/2018
if (pindex==NULL || pindex->pprev==NULL || pindex->nHeight < 2) return false;
uint256 hashInput = ctx.vin[0].prevout.hash;
int hashInputOrdinal = ctx.vin[0].prevout.n;
int64_t nTxTime = 0;
int iHeight = 0;
GetTxTimeAndAmountAndHeight(hashInput, hashInputOrdinal, nTxTime, spentAmount, iHeight);
double nTitheAge = R2X((double)(pindex->GetBlockTime() - nTxTime) / 86400);
return nTitheAge;
}
*/
CAmount GetRPCBalance()
{
return pwalletMain->GetBalance();
}
bool CreateExternalPurse(std::string& sError)
{
// This method creates an external purse, used for funding GSC stakes with the wallet locked.
if (pwalletMain->IsLocked())
{
sError = "Wallet must be unlocked.";
return false;
}
std::string sBoinc = DefaultRecAddress("Christian-Public-Key");
CBitcoinAddress address;
if (!address.SetString(sBoinc))
{
sError = "Invalid Biblepay address";
return false;
}
CKeyID keyID;
if (!address.GetKeyID(keyID))
{
sError = "Address does not refer to a key; Check to ensure wallet is not locked.";
return false;
}
CKey vchSecret;
if (!pwalletMain->GetKey(keyID, vchSecret))
{
sError = "Private key for address " + sBoinc + " is not known. Wallet must be unlocked. ";
return false;
}
std::string ssecret = CBitcoinSecret(vchSecret).ToString();
// Encrypt the secret, so hackers cannot easily gain access to the privkey - even if they get physical access to the biblepay.conf file
std::string sEncSecret = EncryptAES256(ssecret, sBoinc);
// Store the pubkey unencrypted and the privkey encrypted in the biblepay.conf file:
WriteKey("externalpurse", sBoinc);
ForceSetArg("externalpurse", sBoinc);
WriteKey("externalprivkey" + sBoinc.substr(0,8), sEncSecret);
WriteKey("externalpubkey" + sBoinc.substr(0,8), sBoinc);
ForceSetArg("externalprivkey" + sBoinc.substr(0,8), sEncSecret);
ForceSetArg("externalpubkey" + sBoinc.substr(0,8), sBoinc);
std::string sPubFile1 = GetEPArg(true);
LogPrintf("Rereading pubkey %s \n", sPubFile1);
return true;
}
bool FundWithExternalPurse(std::string& sError, const CTxDestination &address, CAmount nValue, bool fSubtractFeeFromAmount, CWalletTx& wtxNew,
bool fUseInstantSend, CAmount nExactAmount, std::string sOptionalData, double dMinCoinAge, std::string sPursePubKey)
{
// ** Note **: We only allow external purse funded transactions to fund our own destination purse address through GSCs and through coin-age only.
// We do not allow purse tx's to fund other addresses or to spend UTXOs for non-coinage based tx's.
// This is to make it hard to hack an external purse (it would require hacking the encrypted key, then running a fraudulent version of BBP to send the transaction to another recipient.
// It would also require the hacker to understand how to modify our wallet class to break the safeguards to select the external UTXO's (which is not allowed currently - because our wallet won't sign them for a non-coin-age tx).
CAmount curBalance = pwalletMain->GetBalance();
// Check amount
if (nValue <= 0)
{
sError = "Invalid amount";
return false;
}
if (nValue > curBalance)
{
sError = "Insufficient funds";
return false;
}
// Parse Biblepay address
CScript scriptPubKey = GetScriptForDestination(address);
CReserveKey reservekey(pwalletMain);
CAmount nFeeRequired;
std::string strError;
std::vector<CRecipient> vecSend;
int nChangePosRet = -1;
bool fForce = false;
CRecipient recipient = {scriptPubKey, nValue, fForce, fSubtractFeeFromAmount};
vecSend.push_back(recipient);
int nMinConfirms = 0;
// We must pass minCoinAge == .01+, and nExactSpend == purses vout to use this feature:
if (!pwalletMain->CreateTransaction(vecSend, wtxNew, reservekey, nFeeRequired, nChangePosRet, strError, NULL, true, ONLY_NONDENOMINATED, fUseInstantSend, 0,
sOptionalData, dMinCoinAge, 0, nExactAmount, sPursePubKey))
{
if (!fSubtractFeeFromAmount && nValue + nFeeRequired > pwalletMain->GetBalance())
{
sError = strprintf("Error: This transaction requires a transaction fee of at least %s because of its amount, complexity, or use of recently received funds!", FormatMoney(nFeeRequired));
return false;
}
sError = "Unable to Create Transaction: " + strError;
return false;
}
CValidationState state;
if (!pwalletMain->CommitTransaction(wtxNew, reservekey, g_connman.get(), state, fUseInstantSend ? NetMsgType::TXLOCKREQUEST : NetMsgType::TX))
{
sError = "Error: The transaction was rejected! This might happen if some of the coins in your wallet were already spent, such as if you used a copy of wallet.dat and coins were spent in the copy but not marked as spent here.";
return false;
}
return true;
}
bool RPCSendMoney(std::string& sError, const CTxDestination &address, CAmount nValue, bool fSubtractFeeFromAmount, CWalletTx& wtxNew, bool fUseInstantSend, std::string sOptionalData, double nCoinAge)
{
CAmount curBalance = pwalletMain->GetBalance();
// Check amount
if (nValue <= 0)
{
sError = "Invalid amount";
return false;
}
if (pwalletMain->IsLocked())
{
sError = "Wallet unlock required";
return false;
}
if (nValue > curBalance)
{
sError = "Insufficient funds";
return false;
}
// Parse Biblepay address
CScript scriptPubKey = GetScriptForDestination(address);
// Create and send the transaction
CReserveKey reservekey(pwalletMain);
CAmount nFeeRequired;
std::string strError;
std::vector<CRecipient> vecSend;
int nChangePosRet = -1;
bool fForce = false;
CRecipient recipient = {scriptPubKey, nValue, fForce, fSubtractFeeFromAmount};
vecSend.push_back(recipient);
int nMinConfirms = 0;
if (!pwalletMain->CreateTransaction(vecSend, wtxNew, reservekey, nFeeRequired, nChangePosRet, strError, NULL, true, ONLY_NONDENOMINATED, fUseInstantSend, 0, sOptionalData))
{
if (!fSubtractFeeFromAmount && nValue + nFeeRequired > pwalletMain->GetBalance())
{
sError = strprintf("Error: This transaction requires a transaction fee of at least %s because of its amount, complexity, or use of recently received funds!", FormatMoney(nFeeRequired));
return false;
}
sError = "Unable to Create Transaction: " + strError;
return false;
}
CValidationState state;
if (!pwalletMain->CommitTransaction(wtxNew, reservekey, g_connman.get(), state, fUseInstantSend ? NetMsgType::TXLOCKREQUEST : NetMsgType::TX))
{
sError = "Error: The transaction was rejected! This might happen if some of the coins in your wallet were already spent, such as if you used a copy of wallet.dat and coins were spent in the copy but not marked as spent here.";
return false;
}
return true;
}
CAmount R20(CAmount amount)
{
double nAmount = amount / COIN;
nAmount = nAmount + 0.5 - (nAmount < 0);
int iAmount = (int)nAmount;
return (iAmount * COIN);
}
double R2X(double var)
{
double value = (int)(var * 100 + .5);
return (double)value / 100;
}
double Quantize(double nFloor, double nCeiling, double nValue)
{
double nSpan = nCeiling - nFloor;
double nLevel = nSpan * nValue;
double nOut = nFloor + nLevel;
if (nOut > std::max(nFloor, nCeiling)) nOut = std::max(nFloor, nCeiling);
if (nOut < std::min(nCeiling, nFloor)) nOut = std::min(nCeiling, nFloor);
return nOut;
}
int GetHeightByEpochTime(int64_t nEpoch)
{
if (!chainActive.Tip()) return 0;
int nLast = chainActive.Tip()->nHeight;
if (nLast < 1) return 0;
for (int nHeight = nLast; nHeight > 0; nHeight--)
{
CBlockIndex* pindex = FindBlockByHeight(nHeight);
if (pindex)
{
int64_t nTime = pindex->GetBlockTime();
if (nEpoch > nTime) return nHeight;
}
}
return -1;
}
void GetGovSuperblockHeights(int& nNextSuperblock, int& nLastSuperblock)
{
int nBlockHeight = 0;
{
LOCK(cs_main);
nBlockHeight = (int)chainActive.Height();
}
int nSuperblockStartBlock = Params().GetConsensus().nSuperblockStartBlock;
int nSuperblockCycle = Params().GetConsensus().nSuperblockCycle;
int nFirstSuperblockOffset = (nSuperblockCycle - nSuperblockStartBlock % nSuperblockCycle) % nSuperblockCycle;
int nFirstSuperblock = nSuperblockStartBlock + nFirstSuperblockOffset;
if(nBlockHeight < nFirstSuperblock)
{
nLastSuperblock = 0;
nNextSuperblock = nFirstSuperblock;
} else {
nLastSuperblock = nBlockHeight - nBlockHeight % nSuperblockCycle;
nNextSuperblock = nLastSuperblock + nSuperblockCycle;
}
}
std::string GetActiveProposals()
{
int nStartTime = GetAdjustedTime() - (86400 * 32);
LOCK2(cs_main, governance.cs);
std::vector<const CGovernanceObject*> objs = governance.GetAllNewerThan(nStartTime);
std::string sXML;
int id = 0;
std::string sDelim = "|";
std::string sZero = "\0";
int nLastSuperblock = 0;
int nNextSuperblock = 0;
GetGovSuperblockHeights(nNextSuperblock, nLastSuperblock);
for (const CGovernanceObject* pGovObj : objs)
{
if (pGovObj->GetObjectType() != GOVERNANCE_OBJECT_PROPOSAL) continue;
int64_t nEpoch = 0;
int64_t nStartEpoch = 0;
CGovernanceObject* myGov = governance.FindGovernanceObject(pGovObj->GetHash());
UniValue obj = myGov->GetJSONObject();
std::string sURL;
std::string sCharityType;
nStartEpoch = cdbl(obj["start_epoch"].getValStr(), 0);
nEpoch = cdbl(obj["end_epoch"].getValStr(), 0);
sURL = obj["url"].getValStr();
sCharityType = obj["expensetype"].getValStr();
if (sCharityType.empty()) sCharityType = "N/A";
BiblePayProposal bbpProposal = GetProposalByHash(pGovObj->GetHash(), nLastSuperblock);
std::string sHash = pGovObj->GetHash().GetHex();
int nEpochHeight = GetHeightByEpochTime(nStartEpoch);
// First ensure the proposals gov height has not passed yet
bool bIsPaid = nEpochHeight < nLastSuperblock;
std::string sReport = DescribeProposal(bbpProposal);
if (fDebugSpam && fDebug)
LogPrintf("\nGetActiveProposals::Proposal %s , epochHeight %f, nLastSuperblock %f, IsPaid %f ",
sReport, nEpochHeight, nLastSuperblock, (double)bIsPaid);
if (!bIsPaid)
{
int iYes = pGovObj->GetYesCount(VOTE_SIGNAL_FUNDING);
int iNo = pGovObj->GetNoCount(VOTE_SIGNAL_FUNDING);
int iAbstain = pGovObj->GetAbstainCount(VOTE_SIGNAL_FUNDING);
id++;
if (sCharityType.empty()) sCharityType = "N/A";
std::string sProposalTime = TimestampToHRDate(nStartEpoch);
if (id == 1) sURL += "&t=" + RoundToString(GetAdjustedTime(), 0);
std::string sName;
sName = obj["name"].getValStr();
double dCharityAmount = 0;
dCharityAmount = cdbl(obj["payment_amount"].getValStr(), 2);
std::string sRow = "<proposal>" + sHash + sDelim
+ sName + sDelim
+ RoundToString(dCharityAmount, 2) + sDelim
+ sCharityType + sDelim
+ sProposalTime + sDelim
+ RoundToString(iYes, 0) + sDelim
+ RoundToString(iNo, 0) + sDelim + RoundToString(iAbstain,0)
+ sDelim + sURL;
sXML += sRow;
}
}
return sXML;
}
bool VoteManyForGobject(std::string govobj, std::string strVoteSignal, std::string strVoteOutcome,
int iVotingLimit, int& nSuccessful, int& nFailed, std::string& sError)
{
uint256 hash(uint256S(govobj));
vote_signal_enum_t eVoteSignal = CGovernanceVoting::ConvertVoteSignal(strVoteSignal);
if(eVoteSignal == VOTE_SIGNAL_NONE)
{
sError = "Invalid vote signal (funding).";
return false;
}
vote_outcome_enum_t eVoteOutcome = CGovernanceVoting::ConvertVoteOutcome(strVoteOutcome);
if(eVoteOutcome == VOTE_OUTCOME_NONE)
{
sError = "Invalid vote outcome (yes/no/abstain)";
return false;
}
#ifdef ENABLE_WALLET
if (!pwalletMain)
{
sError = "Voting is not supported when wallet is disabled.";
return false;
}
#endif
std::map<uint256, CKey> votingKeys;
auto mnList = deterministicMNManager->GetListAtChainTip();
mnList.ForEachMN(true, [&](const CDeterministicMNCPtr& dmn)
{
CKey votingKey;
if (pwalletMain->GetKey(dmn->pdmnState->keyIDVoting, votingKey))
{
votingKeys.emplace(dmn->proTxHash, votingKey);
}
});
UniValue vOutcome;
try
{
vOutcome = VoteWithMasternodes(votingKeys, hash, eVoteSignal, eVoteOutcome);
}
catch(std::runtime_error& e)
{
sError = e.what();
return false;
}
catch (...)
{
sError = "Voting failed.";
return false;
}
nSuccessful = cdbl(vOutcome["success_count"].getValStr(), 0);
bool fResult = nSuccessful > 0 ? true : false;
return fResult;
}
std::string CreateGovernanceCollateral(uint256 GovObjHash, CAmount caFee, std::string& sError)
{
CWalletTx wtx;
if(!pwalletMain->GetBudgetSystemCollateralTX(wtx, GovObjHash, caFee, false))
{
sError = "Error creating collateral transaction for governance object. Please check your wallet balance and make sure your wallet is unlocked.";
return std::string();
}
if (sError.empty())
{
// -- make our change address
CReserveKey reservekey(pwalletMain);
CValidationState state;
pwalletMain->CommitTransaction(wtx, reservekey, g_connman.get(), state, NetMsgType::TX);
DBG( cout << "gobject: prepare "
<< " strData = " << govobj.GetDataAsString()
<< ", hash = " << govobj.GetHash().GetHex()
<< ", txidFee = " << wtx.GetHash().GetHex()
<< endl; );
return wtx.GetHash().ToString();
}
return std::string();
}
int GetNextSuperblock()
{
int nLastSuperblock, nNextSuperblock;
// Get current block height
int nBlockHeight = 0;
{
LOCK(cs_main);
nBlockHeight = (int)chainActive.Height();
}
// Get chain parameters
int nSuperblockStartBlock = Params().GetConsensus().nSuperblockStartBlock;
int nSuperblockCycle = Params().GetConsensus().nSuperblockCycle;
// Get first superblock
int nFirstSuperblockOffset = (nSuperblockCycle - nSuperblockStartBlock % nSuperblockCycle) % nSuperblockCycle;
int nFirstSuperblock = nSuperblockStartBlock + nFirstSuperblockOffset;
if(nBlockHeight < nFirstSuperblock)
{
nLastSuperblock = 0;
nNextSuperblock = nFirstSuperblock;
}
else
{
nLastSuperblock = nBlockHeight - nBlockHeight % nSuperblockCycle;
nNextSuperblock = nLastSuperblock + nSuperblockCycle;
}
return nNextSuperblock;
}
/*
std::string StoreBusinessObjectWithPK(UniValue& oBusinessObject, std::string& sError)