Bitcoin Core 29.99.0
P2P Digital Currency
transactionrecord.cpp
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1// Copyright (c) 2011-present The Bitcoin Core developers
2// Distributed under the MIT software license, see the accompanying
3// file COPYING or http://www.opensource.org/licenses/mit-license.php.
4
6
7#include <chain.h>
8#include <interfaces/wallet.h>
9#include <key_io.h>
10
11#include <cstdint>
12
13#include <QDateTime>
14
15/* Return positive answer if transaction should be shown in list.
16 */
18{
19 // There are currently no cases where we hide transactions, but
20 // we may want to use this in the future for things like RBF.
21 return true;
22}
23
24/*
25 * Decompose CWallet transaction to model transaction records.
26 */
28{
29 QList<TransactionRecord> parts;
30 int64_t nTime = wtx.time;
31 CAmount nCredit = wtx.credit;
32 CAmount nDebit = wtx.debit;
33 CAmount nNet = nCredit - nDebit;
34 Txid hash = wtx.tx->GetHash();
35 std::map<std::string, std::string> mapValue = wtx.value_map;
36
37 bool all_from_me = true;
38 bool any_from_me = false;
39 if (wtx.is_coinbase) {
40 all_from_me = false;
41 } else {
42 for (const bool mine : wtx.txin_is_mine)
43 {
44 all_from_me = all_from_me && mine;
45 if (mine) any_from_me = true;
46 }
47 }
48
49 if (all_from_me || !any_from_me) {
50 CAmount nTxFee = nDebit - wtx.tx->GetValueOut();
51
52 for(unsigned int i = 0; i < wtx.tx->vout.size(); i++)
53 {
54 const CTxOut& txout = wtx.tx->vout[i];
55
56 if (all_from_me) {
57 // Change is only really possible if we're the sender
58 // Otherwise, someone just sent bitcoins to a change address, which should be shown
59 if (wtx.txout_is_change[i]) {
60 continue;
61 }
62
63 //
64 // Debit
65 //
66
67 TransactionRecord sub(hash, nTime);
68 sub.idx = i;
69
70 if (!std::get_if<CNoDestination>(&wtx.txout_address[i]))
71 {
72 // Sent to Bitcoin Address
75 }
76 else
77 {
78 // Sent to IP, or other non-address transaction like OP_EVAL
80 sub.address = mapValue["to"];
81 }
82
83 CAmount nValue = txout.nValue;
84 /* Add fee to first output */
85 if (nTxFee > 0)
86 {
87 nValue += nTxFee;
88 nTxFee = 0;
89 }
90 sub.debit = -nValue;
91
92 parts.append(sub);
93 }
94
95 bool mine = wtx.txout_is_mine[i];
96 if(mine)
97 {
98 //
99 // Credit
100 //
101
102 TransactionRecord sub(hash, nTime);
103 sub.idx = i; // vout index
104 sub.credit = txout.nValue;
105 if (wtx.txout_address_is_mine[i])
106 {
107 // Received by Bitcoin Address
110 }
111 else
112 {
113 // Received by IP connection (deprecated features), or a multisignature or other non-simple transaction
115 sub.address = mapValue["from"];
116 }
117 if (wtx.is_coinbase)
118 {
119 // Generated
121 }
122
123 parts.append(sub);
124 }
125 }
126 } else {
127 //
128 // Mixed debit transaction, can't break down payees
129 //
130 parts.append(TransactionRecord(hash, nTime, TransactionRecord::Other, "", nNet, 0));
131 }
132
133 return parts;
134}
135
136void TransactionRecord::updateStatus(const interfaces::WalletTxStatus& wtx, const uint256& block_hash, int numBlocks, int64_t block_time)
137{
138 // Determine transaction status
139
140 // Sort order, unrecorded transactions sort to the top
141 int typesort;
142 switch (type) {
143 case SendToAddress: case SendToOther:
144 typesort = 2; break;
146 typesort = 3; break;
147 default:
148 typesort = 9;
149 }
150 status.sortKey = strprintf("%010d-%01d-%010u-%03d-%d",
151 wtx.block_height,
152 wtx.is_coinbase ? 1 : 0,
153 wtx.time_received,
154 idx,
155 typesort);
158 status.m_cur_block_hash = block_hash;
159
160 // For generated transactions, determine maturity
162 if (wtx.blocks_to_maturity > 0)
163 {
165
166 if (wtx.is_in_main_chain)
167 {
169 }
170 else
171 {
173 }
174 }
175 else
176 {
178 }
179 }
180 else
181 {
182 if (status.depth < 0)
183 {
185 }
186 else if (status.depth == 0)
187 {
189 if (wtx.is_abandoned)
191 }
193 {
195 }
196 else
197 {
199 }
200 }
201 status.needsUpdate = false;
202}
203
205{
206 assert(!block_hash.IsNull());
207 return status.m_cur_block_hash != block_hash || status.needsUpdate;
208}
209
211{
212 return QString::fromStdString(hash.ToString());
213}
214
216{
217 return idx;
218}
int64_t CAmount
Amount in satoshis (Can be negative)
Definition: amount.h:12
An output of a transaction.
Definition: transaction.h:150
CAmount nValue
Definition: transaction.h:152
UI model for a transaction.
int idx
Subtransaction index, for sort key.
static QList< TransactionRecord > decomposeTransaction(const interfaces::WalletTx &wtx)
static const int RecommendedNumConfirmations
Number of confirmation recommended for accepting a transaction.
static bool showTransaction()
Decompose CWallet transaction to model transaction records.
TransactionStatus status
Status: can change with block chain update.
int getOutputIndex() const
Return the output index of the subtransaction
QString getTxHash() const
Return the unique identifier for this transaction (part)
bool statusUpdateNeeded(const uint256 &block_hash) const
Return whether a status update is needed.
void updateStatus(const interfaces::WalletTxStatus &wtx, const uint256 &block_hash, int numBlocks, int64_t block_time)
Update status from core wallet tx.
constexpr bool IsNull() const
Definition: uint256.h:48
std::string ToString() const
256-bit opaque blob.
Definition: uint256.h:196
std::string EncodeDestination(const CTxDestination &dest)
Definition: key_io.cpp:294
bool countsForBalance
Transaction counts towards available balance.
uint256 m_cur_block_hash
Current block hash (to know whether cached status is still valid)
@ Confirmed
Have 6 or more confirmations (normal tx) or fully mature (mined tx)
@ Unconfirmed
Normal (sent/received) transactions.
@ Immature
Generated (mined) transactions.
@ Confirming
Confirmed, but waiting for the recommended number of confirmations.
@ NotAccepted
Mined but not accepted.
@ Conflicted
Conflicts with other transaction or mempool.
@ Abandoned
Abandoned from the wallet.
std::string sortKey
Sorting key based on status.
std::vector< bool > txin_is_mine
Definition: wallet.h:384
std::vector< CTxDestination > txout_address
Definition: wallet.h:387
std::vector< bool > txout_address_is_mine
Definition: wallet.h:388
CTransactionRef tx
Definition: wallet.h:383
std::vector< bool > txout_is_change
Definition: wallet.h:386
std::map< std::string, std::string > value_map
Definition: wallet.h:393
std::vector< bool > txout_is_mine
Definition: wallet.h:385
Updated transaction status.
Definition: wallet.h:401
unsigned int time_received
Definition: wallet.h:405
#define strprintf
Format arguments and return the string or write to given std::ostream (see tinyformat::format doc for...
Definition: tinyformat.h:1172
assert(!tx.IsCoinBase())