Result CommitTransaction(CWallet* wallet, const uint256& txid, CMutableTransaction&& mtx, std::vector<std::string>& errors, uint256& bumped_txid)
{
LOCK2(cs_main, wallet->cs_wallet);
if (!errors.empty()) {
return Result::MISC_ERROR;
}
auto it = txid.IsNull() ? wallet->mapWallet.end() : wallet->mapWallet.find(txid);
if (it == wallet->mapWallet.end()) {
errors.push_back("Invalid or non-wallet transaction id");
return Result::MISC_ERROR;
}
CWalletTx& oldWtx = it->second;
// make sure the transaction still has no descendants and hasn't been mined in the meantime
Result result = PreconditionChecks(wallet, oldWtx, errors);
if (result != Result::OK) {
return result;
}
CWalletTx wtxBumped(wallet, MakeTransactionRef(std::move(mtx)));
// commit/broadcast the tx
CReserveKey reservekey(wallet);
wtxBumped.mapValue = oldWtx.mapValue;
wtxBumped.mapValue["replaces_txid"] = oldWtx.GetHash().ToString();
wtxBumped.vOrderForm = oldWtx.vOrderForm;
wtxBumped.strFromAccount = oldWtx.strFromAccount;
wtxBumped.fTimeReceivedIsTxTime = true;
wtxBumped.fFromMe = true;
CValidationState state;
if (!wallet->CommitTransaction(wtxBumped, reservekey, g_connman.get(), state)) {
// NOTE: CommitTransaction never returns false, so this should never happen.
errors.push_back(strprintf("The transaction was rejected: %s", state.GetRejectReason()));
return Result::WALLET_ERROR;
}
bumped_txid = wtxBumped.GetHash();
if (state.IsInvalid()) {
// This can happen if the mempool rejected the transaction. Report
// what happened in the "errors" response.
errors.push_back(strprintf("Error: The transaction was rejected: %s", FormatStateMessage(state)));
}
// mark the original tx as bumped
if (!wallet->MarkReplaced(oldWtx.GetHash(), wtxBumped.GetHash())) {
// TODO: see if JSON-RPC has a standard way of returning a response
// along with an exception. It would be good to return information about
// wtxBumped to the caller even if marking the original transaction
// replaced does not succeed for some reason.
errors.push_back("Created new bumpfee transaction but could not mark the original transaction as replaced");
}
return Result::OK;
}
bool CFeeBumper::commit(CWallet *pWallet)
{
AssertLockHeld(pWallet->cs_wallet);
if (!vErrors.empty() || currentResult != BumpFeeResult::OK) {
return false;
}
if (txid.IsNull() || !pWallet->mapWallet.count(txid)) {
vErrors.push_back("Invalid or non-wallet transaction id");
currentResult = BumpFeeResult::MISC_ERROR;
return false;
}
CWalletTx& oldWtx = pWallet->mapWallet[txid];
// make sure the transaction still has no descendants and hasen't been mined in the meantime
if (!preconditionChecks(pWallet, oldWtx)) {
return false;
}
CWalletTx wtxBumped(pWallet, MakeTransactionRef(std::move(mtx)));
// commit/broadcast the tx
CReserveKey reservekey(pWallet);
wtxBumped.mapValue = oldWtx.mapValue;
wtxBumped.mapValue["replaces_txid"] = oldWtx.GetHash().ToString();
wtxBumped.vOrderForm = oldWtx.vOrderForm;
wtxBumped.strFromAccount = oldWtx.strFromAccount;
wtxBumped.fTimeReceivedIsTxTime = true;
wtxBumped.fFromMe = true;
CValidationState state;
if (!pWallet->CommitTransaction(wtxBumped, reservekey, g_connman.get(), state)) {
// NOTE: CommitTransaction never returns false, so this should never happen.
vErrors.push_back(strprintf("Error: The transaction was rejected! Reason given: %s", state.GetRejectReason()));
return false;
}
bumpedTxid = wtxBumped.GetHash();
if (state.IsInvalid()) {
// This can happen if the mempool rejected the transaction. Report
// what happened in the "errors" response.
vErrors.push_back(strprintf("Error: The transaction was rejected: %s", FormatStateMessage(state)));
}
// mark the original tx as bumped
if (!pWallet->MarkReplaced(oldWtx.GetHash(), wtxBumped.GetHash())) {
// TODO: see if JSON-RPC has a standard way of returning a response
// along with an exception. It would be good to return information about
// wtxBumped to the caller even if marking the original transaction
// replaced does not succeed for some reason.
vErrors.push_back("Error: Created new bumpfee transaction but could not mark the original transaction as replaced.");
}
return true;
}
CWalletTx& AddTx(CRecipient recipient)
{
CWalletTx wtx;
CReserveKey reservekey(wallet.get());
CAmount fee;
int changePos = -1;
std::string error;
CCoinControl dummy;
BOOST_CHECK(wallet->CreateTransaction({recipient}, wtx, reservekey, fee, changePos, error, dummy));
CValidationState state;
BOOST_CHECK(wallet->CommitTransaction(wtx, reservekey, nullptr, state));
auto it = wallet->mapWallet.find(wtx.GetHash());
BOOST_CHECK(it != wallet->mapWallet.end());
CreateAndProcessBlock({CMutableTransaction(*it->second.tx)}, GetScriptForRawPubKey(coinbaseKey.GetPubKey()));
it->second.SetMerkleBranch(chainActive.Tip(), 1);
return it->second;
}
void NewAccountDialog::showSyncQr()
{
WalletModel::UnlockContext ctx(walletModel->requestUnlock());
if (ctx.isValid()) {
newAccount = pwalletMain->GenerateNewAccount(ui->newAccountName->text().toStdString(), AccountType::Normal, AccountSubType::Mobi);
LOCK(pwalletMain->cs_wallet);
{
int64_t currentTime = newAccount->getEarliestPossibleCreationTime();
std::string payoutAddress;
CReserveKey reservekey(pwalletMain, newAccount, KEYCHAIN_CHANGE);
CPubKey vchPubKey;
if (!reservekey.GetReservedKey(vchPubKey))
return;
payoutAddress = CBitcoinAddress(vchPubKey.GetID()).ToString();
QString qrString = QString::fromStdString("guldensync:" + CBitcoinSecretExt(*newAccount->GetAccountMasterPrivKey()).ToString(QString::number(currentTime).toStdString(), payoutAddress));
ui->scanQRCode->setCode(qrString);
disconnect(this, SLOT(showSyncQr()));
}
}
}
UniValue gobject(const JSONRPCRequest& request)
{
std::string strCommand;
if (request.params.size() >= 1)
strCommand = request.params[0].get_str();
if (request.fHelp ||
(
#ifdef ENABLE_WALLET
strCommand != "prepare" &&
#endif // ENABLE_WALLET
strCommand != "vote-many" && strCommand != "vote-conf" && strCommand != "vote-name" && strCommand != "submit" && strCommand != "count" &&
strCommand != "deserialize" && strCommand != "get" && strCommand != "getvotes" && strCommand != "getcurrentvotes" && strCommand != "list" && strCommand != "diff" &&
strCommand != "check" ))
throw std::runtime_error(
"gobject \"command\"...\n"
"Manage governance objects\n"
"\nAvailable commands:\n"
" check - Validate governance object data (proposal only)\n"
#ifdef ENABLE_WALLET
" prepare - Prepare governance object by signing and creating tx\n"
#endif // ENABLE_WALLET
" submit - Submit governance object to network\n"
" deserialize - Deserialize governance object from hex string to JSON\n"
" count - Count governance objects and votes (additional param: 'json' or 'all', default: 'json')\n"
" get - Get governance object by hash\n"
" getvotes - Get all votes for a governance object hash (including old votes)\n"
" getcurrentvotes - Get only current (tallying) votes for a governance object hash (does not include old votes)\n"
" list - List governance objects (can be filtered by signal and/or object type)\n"
" diff - List differences since last diff\n"
" vote-name - Vote on a governance object by masternode name (using masternode.conf setup)\n"
" vote-conf - Vote on a governance object by masternode configured in syscoin.conf\n"
" vote-many - Vote on a governance object by all masternodes (using masternode.conf setup)\n"
);
if(strCommand == "count") {
std::string strMode{"json"};
if (request.params.size() == 2) {
strMode = request.params[1].get_str();
}
if (request.params.size() > 2 || (strMode != "json" && strMode != "all")) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Correct usage is 'gobject count ( \"json\"|\"all\" )'");
}
return strMode == "json" ? governance.ToJson() : governance.ToString();
}
/*
------ Example Governance Item ------
gobject submit 6e622bb41bad1fb18e7f23ae96770aeb33129e18bd9efe790522488e580a0a03 0 1 1464292854 "beer-reimbursement" 5b5b22636f6e7472616374222c207b2270726f6a6563745f6e616d65223a20225c22626565722d7265696d62757273656d656e745c22222c20227061796d656e745f61646472657373223a20225c225879324c4b4a4a64655178657948726e34744744514238626a6876464564615576375c22222c2022656e645f64617465223a202231343936333030343030222c20226465736372697074696f6e5f75726c223a20225c227777772e646173687768616c652e6f72672f702f626565722d7265696d62757273656d656e745c22222c2022636f6e74726163745f75726c223a20225c22626565722d7265696d62757273656d656e742e636f6d2f3030312e7064665c22222c20227061796d656e745f616d6f756e74223a20223233342e323334323232222c2022676f7665726e616e63655f6f626a6563745f6964223a2037342c202273746172745f64617465223a202231343833323534303030227d5d5d1
*/
// DEBUG : TEST DESERIALIZATION OF GOVERNANCE META DATA
if(strCommand == "deserialize")
{
if (request.params.size() != 2) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Correct usage is 'gobject deserialize <data-hex>'");
}
std::string strHex = request.params[1].get_str();
std::vector<unsigned char> v = ParseHex(strHex);
std::string s(v.begin(), v.end());
UniValue u(UniValue::VOBJ);
u.read(s);
return u.write().c_str();
}
// VALIDATE A GOVERNANCE OBJECT PRIOR TO SUBMISSION
if(strCommand == "check")
{
if (request.params.size() != 2) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Correct usage is 'gobject check <data-hex>'");
}
// ASSEMBLE NEW GOVERNANCE OBJECT FROM USER PARAMETERS
uint256 hashParent;
int nRevision = 1;
int64_t nTime = GetAdjustedTime();
std::string strDataHex = request.params[1].get_str();
CGovernanceObject govobj(hashParent, nRevision, nTime, uint256(), strDataHex);
if(govobj.GetObjectType() == GOVERNANCE_OBJECT_PROPOSAL) {
CProposalValidator validator(strDataHex);
if(!validator.Validate()) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid proposal data, error messages:" + validator.GetErrorMessages());
}
}
else {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid object type, only proposals can be validated");
}
UniValue objResult(UniValue::VOBJ);
objResult.push_back(Pair("Object status", "OK"));
return objResult;
}
#ifdef ENABLE_WALLET
// PREPARE THE GOVERNANCE OBJECT BY CREATING A COLLATERAL TRANSACTION
if(strCommand == "prepare")
{
if (!EnsureWalletIsAvailable(request.fHelp))
return NullUniValue;
if (request.params.size() != 5) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Correct usage is 'gobject prepare <parent-hash> <revision> <time> <data-hex>'");
}
// ASSEMBLE NEW GOVERNANCE OBJECT FROM USER PARAMETERS
uint256 hashParent;
// -- attach to root node (root node doesn't really exist, but has a hash of zero)
if(request.params[1].get_str() == "0") {
hashParent = uint256();
} else {
hashParent = ParseHashV(request.params[1], "fee-txid, parameter 1");
}
std::string strRevision = request.params[2].get_str();
std::string strTime = request.params[3].get_str();
int nRevision = atoi(strRevision);
int64_t nTime = atoi64(strTime);
std::string strDataHex = request.params[4].get_str();
// CREATE A NEW COLLATERAL TRANSACTION FOR THIS SPECIFIC OBJECT
CGovernanceObject govobj(hashParent, nRevision, nTime, uint256(), strDataHex);
if(govobj.GetObjectType() == GOVERNANCE_OBJECT_PROPOSAL) {
CProposalValidator validator(strDataHex);
if(!validator.Validate()) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid proposal data, error messages:" + validator.GetErrorMessages());
}
}
if(govobj.GetObjectType() == GOVERNANCE_OBJECT_TRIGGER) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Trigger objects need not be prepared (however only masternodes can create them)");
}
if(govobj.GetObjectType() == GOVERNANCE_OBJECT_WATCHDOG) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Watchdogs are deprecated");
}
{
LOCK(cs_main);
std::string strError = "";
if (!govobj.IsValidLocally(strError, false))
throw JSONRPCError(RPC_INTERNAL_ERROR, "Governance object is not valid - " + govobj.GetHash().ToString() + " - " + strError);
}
EnsureWalletIsUnlocked();
CWalletTx wtx;
if(!pwalletMain->GetBudgetSystemCollateralTX(wtx, govobj.GetHash(), govobj.GetMinCollateralFee(), false)) {
throw JSONRPCError(RPC_INTERNAL_ERROR, "Error making collateral transaction for governance object. Please check your wallet balance and make sure your wallet is unlocked.");
}
// -- make our change address
CReserveKey reservekey(pwalletMain);
// -- send the tx to the network
CValidationState state;
if (!pwalletMain->CommitTransaction(wtx, reservekey, g_connman.get(), state, NetMsgType::TX)) {
throw JSONRPCError(RPC_INTERNAL_ERROR, "CommitTransaction failed! Reason given: " + state.GetRejectReason());
}
DBG( std::cout << "gobject: prepare "
<< " GetDataAsPlainString = " << govobj.GetDataAsPlainString()
<< ", hash = " << govobj.GetHash().GetHex()
<< ", txidFee = " << wtx.GetHash().GetHex()
<< std::endl; );
return wtx.GetHash().ToString();
}
void ReceiveCoinsDialog::generateRequest()
{
CReserveKey reservekey(pwalletMain, model->getActiveAccount(), KEYCHAIN_EXTERNAL);
CPubKey vchPubKey;
if (!reservekey.GetReservedKey(vchPubKey)) {
return;
}
reservekey.KeepKey();
ui->receiveCoinsStackedWidget->setCurrentIndex(3);
ui->accountRequestPaymentButtonComposite->setVisible(false);
ui->accountBuyGuldenButton->setVisible(false);
ui->accountSaveQRButtonComposite->setVisible(true);
ui->accountCopyToClipboardButtonComposite->setVisible(true);
ui->cancelButton->setVisible(false);
ui->closeButton->setVisible(true);
ui->cancelButtonGroup->setVisible(true);
ui->generateRequestButton->setVisible(false);
ui->generateAnotherRequestButton->setVisible(true);
ui->accountBuyButton->setVisible(false);
ui->accountCopyToClipboardButton->setText(tr("Copy request to clipboard"));
CAmount amount = ui->requestAmount->value();
if (amount > 0) {
ui->labelPaymentRequestHeading->setText(tr("Request %1 Gulden").arg(BitcoinUnits::format(BitcoinUnits::BTC, amount, false, BitcoinUnits::separatorStandard, 2)));
} else {
ui->labelPaymentRequestHeading->setText(tr("Request Gulden"));
}
QString args;
QString label = QUrl::toPercentEncoding(ui->requestLabel->text());
QString strAmount;
if (!label.isEmpty()) {
label = "label=" + label;
}
if (amount > 0) {
strAmount = "amount=" + QUrl::toPercentEncoding(BitcoinUnits::format(BitcoinUnits::BTC, amount, false, BitcoinUnits::separatorNever, -1));
while (strAmount.endsWith("0")) {
strAmount.chop(1);
}
if (strAmount.endsWith(".")) {
strAmount.chop(1);
}
}
if (!strAmount.isEmpty() && !label.isEmpty()) {
args = "?" + label + "&" + strAmount;
} else if (!strAmount.isEmpty()) {
args = "?" + strAmount;
} else if (!label.isEmpty()) {
args = "?" + label;
}
QString uri = QString("Gulden:") + QString::fromStdString(CBitcoinAddress(vchPubKey.GetID()).ToString()) + args;
ui->labelPaymentRequest->setText(uri);
if (!uri.isEmpty()) {
if (uri.length() > MAX_URI_LENGTH) {
ui->requestQRImage->setFixedWidth(900);
ui->requestQRImage->setText(tr("Resulting URI too long, try to reduce the text for the label."));
} else {
ui->requestQRImage->setText("");
ui->requestQRImage->setFixedWidth(ui->requestQRImage->height());
ui->requestQRImage->setCode(uri);
}
}
pwalletMain->SetAddressBook(CBitcoinAddress(vchPubKey.GetID()).ToString(), ui->requestLabel->text().toStdString(), "receive");
}
WalletModel::SendCoinsReturn WalletModel::createRawTransaction(
const QList<SendCoinsRecipient> &recipients, CTransaction& txNew, const CCoinControl *coinControl, bool isMultiSig)
{
qint64 total = 0;
QSet<QString> setAddress;
QString hex;
if(recipients.empty())
{
return OK;
}
// Pre-check input data for validity
foreach(const SendCoinsRecipient &rcp, recipients)
{
if(!validateAddress(rcp.address))
{
return InvalidAddress;
}
setAddress.insert(rcp.address);
if(rcp.amount <= 0)
{
return InvalidAmount;
}
total += rcp.amount;
}
if(recipients.size() > setAddress.size())
{
return DuplicateAddress;
}
int64 nBalance;
if ( isMultiSig )
nBalance = getSharedBalance(coinControl);
else
nBalance = getBalance(coinControl);
if(total > nBalance)
{
return AmountExceedsBalance;
}
if((total + nTransactionFee) > nBalance)
{
return SendCoinsReturn(AmountWithFeeExceedsBalance, nTransactionFee);
}
{
LOCK2(cs_main, wallet->cs_wallet);
// Sendmany
std::vector<std::pair<CScript, int64> > vecSend;
foreach(const SendCoinsRecipient &rcp, recipients)
{
CScript scriptPubKey;
scriptPubKey.SetDestination(CBitcoinAddress(rcp.address.toStdString()).Get());
vecSend.push_back(make_pair(scriptPubKey, rcp.amount));
}
int64 nFeeRequired = 0;
std::string strFailReason;
CReserveKey reservekey(wallet);
bool fCreated = wallet->CreateRawTransaction(vecSend, txNew, nFeeRequired, strFailReason, isMultiSig, reservekey, coinControl);
if(!fCreated)
{
if((total + nFeeRequired) > nBalance)
{
return SendCoinsReturn(AmountWithFeeExceedsBalance, nFeeRequired);
}
emit message(tr("Send Coins"), QString::fromStdString(strFailReason),
CClientUIInterface::MSG_ERROR);
return TransactionCreationFailed;
}
/*if(!uiInterface.ThreadSafeAskFee(nFeeRequired))
{
return Aborted;
}*/
hex = QString::fromStdString(txNew.GetHash().GetHex());
}
