285 lines
11 KiB
C++
285 lines
11 KiB
C++
#include "transactiondesc.h"
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#include "guiutil.h"
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#include "bitcoinunits.h"
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#include "main.h"
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#include "wallet.h"
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#include "db.h"
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#include "ui_interface.h"
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#include "base58.h"
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#include <QString>
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using namespace std;
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QString TransactionDesc::FormatTxStatus(const CWalletTx& wtx)
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{
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if (!wtx.IsFinal())
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{
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if (wtx.nLockTime < LOCKTIME_THRESHOLD)
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return tr("Open for %1 blocks").arg(nBestHeight - wtx.nLockTime);
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else
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return tr("Open until %1").arg(GUIUtil::dateTimeStr(wtx.nLockTime));
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}
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else
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{
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int nDepth = wtx.GetDepthInMainChain();
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if (GetAdjustedTime() - wtx.nTimeReceived > 2 * 60 && wtx.GetRequestCount() == 0)
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return tr("%1/offline?").arg(nDepth);
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else if (nDepth < 6)
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return tr("%1/unconfirmed").arg(nDepth);
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else
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return tr("%1 confirmations").arg(nDepth);
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}
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}
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QString TransactionDesc::toHTML(CWallet *wallet, CWalletTx &wtx)
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{
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QString strHTML;
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{
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LOCK(wallet->cs_wallet);
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strHTML.reserve(4000);
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strHTML += "<html><font face='verdana, arial, helvetica, sans-serif'>";
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int64 nTime = wtx.GetTxTime();
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int64 nCredit = wtx.GetCredit();
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int64 nDebit = wtx.GetDebit();
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int64 nNet = nCredit - nDebit;
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strHTML += tr("<b>Status:</b> ") + FormatTxStatus(wtx);
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int nRequests = wtx.GetRequestCount();
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if (nRequests != -1)
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{
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if (nRequests == 0)
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strHTML += tr(", has not been successfully broadcast yet");
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else if (nRequests == 1)
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strHTML += tr(", broadcast through %1 node").arg(nRequests);
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else
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strHTML += tr(", broadcast through %1 nodes").arg(nRequests);
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}
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strHTML += "<br>";
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strHTML += tr("<b>Date:</b> ") + (nTime ? GUIUtil::dateTimeStr(nTime) : QString("")) + "<br>";
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//
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// From
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//
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if (wtx.IsCoinBase())
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{
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strHTML += tr("<b>Source:</b> Generated<br>");
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}
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else if (!wtx.mapValue["from"].empty())
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{
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// Online transaction
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if (!wtx.mapValue["from"].empty())
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strHTML += tr("<b>From:</b> ") + GUIUtil::HtmlEscape(wtx.mapValue["from"]) + "<br>";
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}
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else
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{
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// Offline transaction
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if (nNet > 0)
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{
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// Credit
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BOOST_FOREACH(const CTxOut& txout, wtx.vout)
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{
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if (wallet->IsMine(txout))
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{
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CTxDestination address;
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if (ExtractDestination(txout.scriptPubKey, address) && IsMine(*wallet, address))
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{
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if (wallet->mapAddressBook.count(address))
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{
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strHTML += tr("<b>From:</b> ") + tr("unknown") + "<br>";
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strHTML += tr("<b>To:</b> ");
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strHTML += GUIUtil::HtmlEscape(CBitcoinAddress(address).ToString());
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if (!wallet->mapAddressBook[address].empty())
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strHTML += tr(" (yours, label: ") + GUIUtil::HtmlEscape(wallet->mapAddressBook[address]) + ")";
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else
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strHTML += tr(" (yours)");
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strHTML += "<br>";
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}
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}
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break;
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}
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}
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}
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}
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//
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// To
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//
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string strAddress;
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if (!wtx.mapValue["to"].empty())
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{
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// Online transaction
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strAddress = wtx.mapValue["to"];
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strHTML += tr("<b>To:</b> ");
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CTxDestination dest = CBitcoinAddress(strAddress).Get();
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if (wallet->mapAddressBook.count(dest) && !wallet->mapAddressBook[dest].empty())
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strHTML += GUIUtil::HtmlEscape(wallet->mapAddressBook[dest]) + " ";
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strHTML += GUIUtil::HtmlEscape(strAddress) + "<br>";
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}
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//
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// Amount
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//
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if (wtx.IsCoinBase() && nCredit == 0)
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{
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//
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// Coinbase
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//
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int64 nUnmatured = 0;
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BOOST_FOREACH(const CTxOut& txout, wtx.vout)
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nUnmatured += wallet->GetCredit(txout);
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strHTML += tr("<b>Credit:</b> ");
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if (wtx.IsInMainChain())
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strHTML += tr("(%1 matures in %2 more blocks)")
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.arg(BitcoinUnits::formatWithUnit(BitcoinUnits::BTC, nUnmatured))
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.arg(wtx.GetBlocksToMaturity());
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else
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strHTML += tr("(not accepted)");
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strHTML += "<br>";
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}
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else if (nNet > 0)
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{
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//
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// Credit
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//
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strHTML += tr("<b>Credit:</b> ") + BitcoinUnits::formatWithUnit(BitcoinUnits::BTC, nNet) + "<br>";
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}
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else
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{
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bool fAllFromMe = true;
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BOOST_FOREACH(const CTxIn& txin, wtx.vin)
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fAllFromMe = fAllFromMe && wallet->IsMine(txin);
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bool fAllToMe = true;
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BOOST_FOREACH(const CTxOut& txout, wtx.vout)
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fAllToMe = fAllToMe && wallet->IsMine(txout);
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if (fAllFromMe)
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{
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//
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// Debit
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//
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BOOST_FOREACH(const CTxOut& txout, wtx.vout)
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{
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if (wallet->IsMine(txout))
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continue;
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if (wtx.mapValue["to"].empty())
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{
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// Offline transaction
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CTxDestination address;
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if (ExtractDestination(txout.scriptPubKey, address))
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{
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strHTML += tr("<b>To:</b> ");
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if (wallet->mapAddressBook.count(address) && !wallet->mapAddressBook[address].empty())
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strHTML += GUIUtil::HtmlEscape(wallet->mapAddressBook[address]) + " ";
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strHTML += GUIUtil::HtmlEscape(CBitcoinAddress(address).ToString());
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strHTML += "<br>";
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}
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}
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strHTML += tr("<b>Debit:</b> ") + BitcoinUnits::formatWithUnit(BitcoinUnits::BTC, -txout.nValue) + "<br>";
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}
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if (fAllToMe)
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{
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// Payment to self
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int64 nChange = wtx.GetChange();
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int64 nValue = nCredit - nChange;
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strHTML += tr("<b>Debit:</b> ") + BitcoinUnits::formatWithUnit(BitcoinUnits::BTC, -nValue) + "<br>";
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strHTML += tr("<b>Credit:</b> ") + BitcoinUnits::formatWithUnit(BitcoinUnits::BTC, nValue) + "<br>";
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}
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int64 nTxFee = nDebit - wtx.GetValueOut();
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if (nTxFee > 0)
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strHTML += tr("<b>Transaction fee:</b> ") + BitcoinUnits::formatWithUnit(BitcoinUnits::BTC,-nTxFee) + "<br>";
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}
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else
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{
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//
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// Mixed debit transaction
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//
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BOOST_FOREACH(const CTxIn& txin, wtx.vin)
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if (wallet->IsMine(txin))
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strHTML += tr("<b>Debit:</b> ") + BitcoinUnits::formatWithUnit(BitcoinUnits::BTC,-wallet->GetDebit(txin)) + "<br>";
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BOOST_FOREACH(const CTxOut& txout, wtx.vout)
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if (wallet->IsMine(txout))
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strHTML += tr("<b>Credit:</b> ") + BitcoinUnits::formatWithUnit(BitcoinUnits::BTC,wallet->GetCredit(txout)) + "<br>";
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}
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}
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strHTML += tr("<b>Net amount:</b> ") + BitcoinUnits::formatWithUnit(BitcoinUnits::BTC,nNet, true) + "<br>";
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//
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// Message
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//
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if (!wtx.mapValue["message"].empty())
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strHTML += QString("<br><b>") + tr("Message:") + "</b><br>" + GUIUtil::HtmlEscape(wtx.mapValue["message"], true) + "<br>";
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if (!wtx.mapValue["comment"].empty())
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strHTML += QString("<br><b>") + tr("Comment:") + "</b><br>" + GUIUtil::HtmlEscape(wtx.mapValue["comment"], true) + "<br>";
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strHTML += QString("<b>") + tr("Transaction ID:") + "</b> " + wtx.GetHash().ToString().c_str() + "<br>";
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if (wtx.IsCoinBase())
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strHTML += QString("<br>") + tr("Generated coins must wait 120 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, it will change to \"not accepted\" and not be spendable. This may occasionally happen if another node generates a block within a few seconds of yours.") + "<br>";
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//
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// Debug view
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//
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if (fDebug)
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{
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strHTML += "<hr><br>Debug information<br><br>";
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BOOST_FOREACH(const CTxIn& txin, wtx.vin)
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if(wallet->IsMine(txin))
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strHTML += "<b>Debit:</b> " + BitcoinUnits::formatWithUnit(BitcoinUnits::BTC,-wallet->GetDebit(txin)) + "<br>";
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BOOST_FOREACH(const CTxOut& txout, wtx.vout)
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if(wallet->IsMine(txout))
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strHTML += "<b>Credit:</b> " + BitcoinUnits::formatWithUnit(BitcoinUnits::BTC,wallet->GetCredit(txout)) + "<br>";
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strHTML += "<br><b>Transaction:</b><br>";
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strHTML += GUIUtil::HtmlEscape(wtx.ToString(), true);
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CTxDB txdb("r"); // To fetch source txouts
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strHTML += "<br><b>Inputs:</b>";
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strHTML += "<ul>";
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{
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LOCK(wallet->cs_wallet);
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BOOST_FOREACH(const CTxIn& txin, wtx.vin)
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{
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COutPoint prevout = txin.prevout;
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CTransaction prev;
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if(txdb.ReadDiskTx(prevout.hash, prev))
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{
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if (prevout.n < prev.vout.size())
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{
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strHTML += "<li>";
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const CTxOut &vout = prev.vout[prevout.n];
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CTxDestination address;
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if (ExtractDestination(vout.scriptPubKey, address))
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{
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if (wallet->mapAddressBook.count(address) && !wallet->mapAddressBook[address].empty())
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strHTML += GUIUtil::HtmlEscape(wallet->mapAddressBook[address]) + " ";
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strHTML += QString::fromStdString(CBitcoinAddress(address).ToString());
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}
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strHTML = strHTML + " Amount=" + BitcoinUnits::formatWithUnit(BitcoinUnits::BTC,vout.nValue);
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strHTML = strHTML + " IsMine=" + (wallet->IsMine(vout) ? "true" : "false") + "</li>";
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}
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}
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}
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}
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strHTML += "</ul>";
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}
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strHTML += "</font></html>";
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}
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return strHTML;
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}
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