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// Copyright (c) 2011-2018 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#ifdef HAVE_CONFIG_H
#include <config/bitcoin-config.h>
#endif
#include <qt/transactiondesc.h>
#include <qt/bitcoinunits.h>
#include <qt/guiutil.h>
#include <qt/paymentserver.h>
#include <qt/transactionrecord.h>
#include <consensus/consensus.h>
#include <interfaces/node.h>
#include <key_io.h>
#include <validation.h>
#include <script/script.h>
#include <timedata.h>
#include <util/system.h>
#include <policy/policy.h>
#include <wallet/ismine.h>
#include <stdint.h>
#include <string>
QString TransactionDesc::FormatTxStatus(const interfaces::WalletTx& wtx, const interfaces::WalletTxStatus& status, bool inMempool, int numBlocks)
{
if (!status.is_final)
{
if (wtx.tx->nLockTime < LOCKTIME_THRESHOLD)
return tr("Open for %n more block(s)", "", wtx.tx->nLockTime - numBlocks);
else
return tr("Open until %1").arg(GUIUtil::dateTimeStr(wtx.tx->nLockTime));
}
else
{
int nDepth = status.depth_in_main_chain;
if (nDepth < 0)
return tr("conflicted with a transaction with %1 confirmations").arg(-nDepth);
else if (nDepth == 0)
return tr("0/unconfirmed, %1").arg((inMempool ? tr("in memory pool") : tr("not in memory pool"))) + (status.is_abandoned ? ", "+tr("abandoned") : "");
else if (nDepth < 6)
return tr("%1/unconfirmed").arg(nDepth);
else
return tr("%1 confirmations").arg(nDepth);
}
}
QString TransactionDesc::toHTML(interfaces::Node& node, interfaces::Wallet& wallet, TransactionRecord *rec, int unit)
{
int numBlocks;
interfaces::WalletTxStatus status;
interfaces::WalletOrderForm orderForm;
bool inMempool;
interfaces::WalletTx wtx = wallet.getWalletTxDetails(rec->hash, status, orderForm, inMempool, numBlocks);
QString strHTML;
strHTML.reserve(4000);
strHTML += "<html><font face='verdana, arial, helvetica, sans-serif'>";
int64_t nTime = wtx.time;
CAmount nCredit = wtx.credit;
CAmount nDebit = wtx.debit;
CAmount nNet = nCredit - nDebit;
strHTML += "<b>" + tr("Status") + ":</b> " + FormatTxStatus(wtx, status, inMempool, numBlocks);
strHTML += "<br>";
strHTML += "<b>" + tr("Date") + ":</b> " + (nTime ? GUIUtil::dateTimeStr(nTime) : "") + "<br>";
//
// From
//
if (wtx.is_coinbase)
{
strHTML += "<b>" + tr("Source") + ":</b> " + tr("Generated") + "<br>";
}
else if (wtx.value_map.count("from") && !wtx.value_map["from"].empty())
{
// Online transaction
strHTML += "<b>" + tr("From") + ":</b> " + GUIUtil::HtmlEscape(wtx.value_map["from"]) + "<br>";
}
else
{
// Offline transaction
if (nNet > 0)
{
// Credit
CTxDestination address = DecodeDestination(rec->address);
if (IsValidDestination(address)) {
std::string name;
isminetype ismine;
if (wallet.getAddress(address, &name, &ismine, /* purpose= */ nullptr))
{
strHTML += "<b>" + tr("From") + ":</b> " + tr("unknown") + "<br>";
strHTML += "<b>" + tr("To") + ":</b> ";
strHTML += GUIUtil::HtmlEscape(rec->address);
QString addressOwned = ismine == ISMINE_SPENDABLE ? tr("own address") : tr("watch-only");
if (!name.empty())
strHTML += " (" + addressOwned + ", " + tr("label") + ": " + GUIUtil::HtmlEscape(name) + ")";
else
strHTML += " (" + addressOwned + ")";
strHTML += "<br>";
}
}
}
}
//
// To
//
if (wtx.value_map.count("to") && !wtx.value_map["to"].empty())
{
// Online transaction
std::string strAddress = wtx.value_map["to"];
strHTML += "<b>" + tr("To") + ":</b> ";
CTxDestination dest = DecodeDestination(strAddress);
std::string name;
if (wallet.getAddress(
dest, &name, /* is_mine= */ nullptr, /* purpose= */ nullptr) && !name.empty())
strHTML += GUIUtil::HtmlEscape(name) + " ";
strHTML += GUIUtil::HtmlEscape(strAddress) + "<br>";
}
//
// Amount
//
if (wtx.is_coinbase && nCredit == 0)
{
//
// Coinbase
//
CAmount nUnmatured = 0;
for (const CTxOut& txout : wtx.tx->vout)
nUnmatured += wallet.getCredit(txout, ISMINE_ALL);
strHTML += "<b>" + tr("Credit") + ":</b> ";
if (status.is_in_main_chain)
strHTML += BitcoinUnits::formatHtmlWithUnit(unit, nUnmatured)+ " (" + tr("matures in %n more block(s)", "", status.blocks_to_maturity) + ")";
else
strHTML += "(" + tr("not accepted") + ")";
strHTML += "<br>";
}
else if (nNet > 0)
{
//
// Credit
//
strHTML += "<b>" + tr("Credit") + ":</b> " + BitcoinUnits::formatHtmlWithUnit(unit, nNet) + "<br>";
}
else
{
isminetype fAllFromMe = ISMINE_SPENDABLE;
for (const isminetype mine : wtx.txin_is_mine)
{
if(fAllFromMe > mine) fAllFromMe = mine;
}
isminetype fAllToMe = ISMINE_SPENDABLE;
for (const isminetype mine : wtx.txout_is_mine)
{
if(fAllToMe > mine) fAllToMe = mine;
}
if (fAllFromMe)
{
if(fAllFromMe & ISMINE_WATCH_ONLY)
strHTML += "<b>" + tr("From") + ":</b> " + tr("watch-only") + "<br>";
//
// Debit
//
auto mine = wtx.txout_is_mine.begin();
for (const CTxOut& txout : wtx.tx->vout)
{
// Ignore change
isminetype toSelf = *(mine++);
if ((toSelf == ISMINE_SPENDABLE) && (fAllFromMe == ISMINE_SPENDABLE))
continue;
if (!wtx.value_map.count("to") || wtx.value_map["to"].empty())
{
// Offline transaction
CTxDestination address;
if (ExtractDestination(txout.scriptPubKey, address))
{
strHTML += "<b>" + tr("To") + ":</b> ";
std::string name;
if (wallet.getAddress(
address, &name, /* is_mine= */ nullptr, /* purpose= */ nullptr) && !name.empty())
strHTML += GUIUtil::HtmlEscape(name) + " ";
strHTML += GUIUtil::HtmlEscape(EncodeDestination(address));
if(toSelf == ISMINE_SPENDABLE)
strHTML += " (own address)";
else if(toSelf & ISMINE_WATCH_ONLY)
strHTML += " (watch-only)";
strHTML += "<br>";
}
}
strHTML += "<b>" + tr("Debit") + ":</b> " + BitcoinUnits::formatHtmlWithUnit(unit, -txout.nValue) + "<br>";
if(toSelf)
strHTML += "<b>" + tr("Credit") + ":</b> " + BitcoinUnits::formatHtmlWithUnit(unit, txout.nValue) + "<br>";
}
if (fAllToMe)
{
// Payment to self
CAmount nChange = wtx.change;
CAmount nValue = nCredit - nChange;
strHTML += "<b>" + tr("Total debit") + ":</b> " + BitcoinUnits::formatHtmlWithUnit(unit, -nValue) + "<br>";
strHTML += "<b>" + tr("Total credit") + ":</b> " + BitcoinUnits::formatHtmlWithUnit(unit, nValue) + "<br>";
}
CAmount nTxFee = nDebit - wtx.tx->GetValueOut();
if (nTxFee > 0)
strHTML += "<b>" + tr("Transaction fee") + ":</b> " + BitcoinUnits::formatHtmlWithUnit(unit, -nTxFee) + "<br>";
}
else
{
//
// Mixed debit transaction
//
auto mine = wtx.txin_is_mine.begin();
for (const CTxIn& txin : wtx.tx->vin) {
if (*(mine++)) {
strHTML += "<b>" + tr("Debit") + ":</b> " + BitcoinUnits::formatHtmlWithUnit(unit, -wallet.getDebit(txin, ISMINE_ALL)) + "<br>";
}
}
mine = wtx.txout_is_mine.begin();
for (const CTxOut& txout : wtx.tx->vout) {
if (*(mine++)) {
strHTML += "<b>" + tr("Credit") + ":</b> " + BitcoinUnits::formatHtmlWithUnit(unit, wallet.getCredit(txout, ISMINE_ALL)) + "<br>";
}
}
}
}
strHTML += "<b>" + tr("Net amount") + ":</b> " + BitcoinUnits::formatHtmlWithUnit(unit, nNet, true) + "<br>";
//
// Message
//
if (wtx.value_map.count("message") && !wtx.value_map["message"].empty())
strHTML += "<br><b>" + tr("Message") + ":</b><br>" + GUIUtil::HtmlEscape(wtx.value_map["message"], true) + "<br>";
if (wtx.value_map.count("comment") && !wtx.value_map["comment"].empty())
strHTML += "<br><b>" + tr("Comment") + ":</b><br>" + GUIUtil::HtmlEscape(wtx.value_map["comment"], true) + "<br>";
strHTML += "<b>" + tr("Transaction ID") + ":</b> " + rec->getTxHash() + "<br>";
strHTML += "<b>" + tr("Transaction total size") + ":</b> " + QString::number(wtx.tx->GetTotalSize()) + " bytes<br>";
strHTML += "<b>" + tr("Transaction virtual size") + ":</b> " + QString::number(GetVirtualTransactionSize(*wtx.tx)) + " bytes<br>";
strHTML += "<b>" + tr("Output index") + ":</b> " + QString::number(rec->getOutputIndex()) + "<br>";
// Message from normal bitcoin:URI (bitcoin:123...?message=example)
for (const std::pair<std::string, std::string>& r : orderForm)
if (r.first == "Message")
strHTML += "<br><b>" + tr("Message") + ":</b><br>" + GUIUtil::HtmlEscape(r.second, true) + "<br>";
#ifdef ENABLE_BIP70
//
// PaymentRequest info:
//
for (const std::pair<std::string, std::string>& r : orderForm)
{
if (r.first == "PaymentRequest")
{
PaymentRequestPlus req;
req.parse(QByteArray::fromRawData(r.second.data(), r.second.size()));
QString merchant;
if (req.getMerchant(PaymentServer::getCertStore(), merchant))
strHTML += "<b>" + tr("Merchant") + ":</b> " + GUIUtil::HtmlEscape(merchant) + "<br>";
}
}
#endif
if (wtx.is_coinbase)
{
quint32 numBlocksToMaturity = COINBASE_MATURITY + 1;
strHTML += "<br>" + tr("Generated coins must mature %1 blocks before they can be spent. When you generated this block, it was broadcast to the network to be added to the block chain. If it fails to get into the chain, its state will change to \"not accepted\" and it won't be spendable. This may occasionally happen if another node generates a block within a few seconds of yours.").arg(QString::number(numBlocksToMaturity)) + "<br>";
}
//
// Debug view
//
if (node.getLogCategories() != BCLog::NONE)
{
strHTML += "<hr><br>" + tr("Debug information") + "<br><br>";
for (const CTxIn& txin : wtx.tx->vin)
if(wallet.txinIsMine(txin))
strHTML += "<b>" + tr("Debit") + ":</b> " + BitcoinUnits::formatHtmlWithUnit(unit, -wallet.getDebit(txin, ISMINE_ALL)) + "<br>";
for (const CTxOut& txout : wtx.tx->vout)
if(wallet.txoutIsMine(txout))
strHTML += "<b>" + tr("Credit") + ":</b> " + BitcoinUnits::formatHtmlWithUnit(unit, wallet.getCredit(txout, ISMINE_ALL)) + "<br>";
strHTML += "<br><b>" + tr("Transaction") + ":</b><br>";
strHTML += GUIUtil::HtmlEscape(wtx.tx->ToString(), true);
strHTML += "<br><b>" + tr("Inputs") + ":</b>";
strHTML += "<ul>";
for (const CTxIn& txin : wtx.tx->vin)
{
COutPoint prevout = txin.prevout;
Coin prev;
if(node.getUnspentOutput(prevout, prev))
{
{
strHTML += "<li>";
const CTxOut &vout = prev.out;
CTxDestination address;
if (ExtractDestination(vout.scriptPubKey, address))
{
std::string name;
if (wallet.getAddress(address, &name, /* is_mine= */ nullptr, /* purpose= */ nullptr) && !name.empty())
strHTML += GUIUtil::HtmlEscape(name) + " ";
strHTML += QString::fromStdString(EncodeDestination(address));
}
strHTML = strHTML + " " + tr("Amount") + "=" + BitcoinUnits::formatHtmlWithUnit(unit, vout.nValue);
strHTML = strHTML + " IsMine=" + (wallet.txoutIsMine(vout) & ISMINE_SPENDABLE ? tr("true") : tr("false")) + "</li>";
strHTML = strHTML + " IsWatchOnly=" + (wallet.txoutIsMine(vout) & ISMINE_WATCH_ONLY ? tr("true") : tr("false")) + "</li>";
}
}
}
strHTML += "</ul>";
}
strHTML += "</font></html>";
return strHTML;
}
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