1 #include "transactionrecord.h"
5 /* Return positive answer if transaction should be shown in list.
7 bool TransactionRecord::showTransaction(const CWalletTx &wtx)
11 // Don't show generated coin until confirmed by at least one block after it
12 // so we don't get the user's hopes up until it looks like it's probably accepted.
14 // It is not an error when generated blocks are not accepted. By design,
15 // some percentage of blocks, like 10% or more, will end up not accepted.
16 // This is the normal mechanism by which the network copes with latency.
18 // We display regular transactions right away before any confirmation
19 // because they can always get into some block eventually. Generated coins
20 // are special because if their block is not accepted, they are not valid.
22 if (wtx.GetDepthInMainChain() < 2)
31 * Decompose CWallet transaction to model transaction records.
33 QList<TransactionRecord> TransactionRecord::decomposeTransaction(const CWallet *wallet, const CWalletTx &wtx)
35 QList<TransactionRecord> parts;
36 int64 nTime = wtx.GetTxTime();
37 int64 nCredit = wtx.GetCredit(true);
38 int64 nDebit = wtx.GetDebit();
39 int64 nNet = nCredit - nDebit;
40 uint256 hash = wtx.GetHash();
41 std::map<std::string, std::string> mapValue = wtx.mapValue;
43 if (showTransaction(wtx))
45 if (wtx.IsCoinStake()) // ppcoin: coinstake transaction
47 parts.append(TransactionRecord(hash, nTime, TransactionRecord::StakeMint, "", -nDebit, wtx.GetValueOut()));
49 else if (nNet > 0 || wtx.IsCoinBase())
54 BOOST_FOREACH(const CTxOut& txout, wtx.vout)
56 if(wallet->IsMine(txout))
58 TransactionRecord sub(hash, nTime);
59 CBitcoinAddress address;
60 sub.idx = parts.size(); // sequence number
61 sub.credit = txout.nValue;
65 sub.type = TransactionRecord::Generated;
67 else if (ExtractAddress(txout.scriptPubKey, address) && wallet->HaveKey(address))
69 // Received by Bitcoin Address
70 sub.type = TransactionRecord::RecvWithAddress;
71 sub.address = address.ToString();
75 // Received by IP connection (deprecated features), or a multisignature or other non-simple transaction
76 sub.type = TransactionRecord::RecvFromOther;
77 sub.address = mapValue["from"];
86 bool fAllFromMe = true;
87 BOOST_FOREACH(const CTxIn& txin, wtx.vin)
88 fAllFromMe = fAllFromMe && wallet->IsMine(txin);
91 BOOST_FOREACH(const CTxOut& txout, wtx.vout)
92 fAllToMe = fAllToMe && wallet->IsMine(txout);
94 if (fAllFromMe && fAllToMe)
97 int64 nChange = wtx.GetChange();
99 parts.append(TransactionRecord(hash, nTime, TransactionRecord::SendToSelf, "",
100 -(nDebit - nChange), nCredit - nChange));
107 int64 nTxFee = nDebit - wtx.GetValueOut();
109 for (int nOut = 0; nOut < wtx.vout.size(); nOut++)
111 const CTxOut& txout = wtx.vout[nOut];
112 TransactionRecord sub(hash, nTime);
113 sub.idx = parts.size();
115 if(wallet->IsMine(txout))
117 // Ignore parts sent to self, as this is usually the change
118 // from a transaction sent back to our own address.
122 CBitcoinAddress address;
123 if (ExtractAddress(txout.scriptPubKey, address))
125 // Sent to Bitcoin Address
126 sub.type = TransactionRecord::SendToAddress;
127 sub.address = address.ToString();
131 // Sent to IP, or other non-address transaction like OP_EVAL
132 sub.type = TransactionRecord::SendToOther;
133 sub.address = mapValue["to"];
136 int64 nValue = txout.nValue;
137 /* Add fee to first output */
151 // Mixed debit transaction, can't break down payees
153 parts.append(TransactionRecord(hash, nTime, TransactionRecord::Other, "", nNet, 0));
161 void TransactionRecord::updateStatus(const CWalletTx &wtx)
163 // Determine transaction status
165 // Find the block the tx is in
166 CBlockIndex* pindex = NULL;
167 std::map<uint256, CBlockIndex*>::iterator mi = mapBlockIndex.find(wtx.hashBlock);
168 if (mi != mapBlockIndex.end())
169 pindex = (*mi).second;
171 // Sort order, unrecorded transactions sort to the top
172 status.sortKey = strprintf("%010d-%01d-%010u-%03d",
173 (pindex ? pindex->nHeight : std::numeric_limits<int>::max()),
174 (wtx.IsCoinBase() ? 1 : 0),
177 status.confirmed = wtx.IsConfirmed();
178 status.depth = wtx.GetDepthInMainChain();
179 status.cur_num_blocks = nBestHeight;
183 if (wtx.nLockTime < LOCKTIME_THRESHOLD)
185 status.status = TransactionStatus::OpenUntilBlock;
186 status.open_for = nBestHeight - wtx.nLockTime;
190 status.status = TransactionStatus::OpenUntilDate;
191 status.open_for = wtx.nLockTime;
196 if (GetAdjustedTime() - wtx.nTimeReceived > 2 * 60 && wtx.GetRequestCount() == 0)
198 status.status = TransactionStatus::Offline;
200 else if (status.depth < NumConfirmations)
202 status.status = TransactionStatus::Unconfirmed;
206 status.status = TransactionStatus::HaveConfirmations;
210 // For generated transactions, determine maturity
211 if(type == TransactionRecord::Generated || type == TransactionRecord::StakeMint)
213 int64 nCredit = wtx.GetCredit(true);
216 status.maturity = TransactionStatus::Immature;
218 if (wtx.IsInMainChain())
220 status.matures_in = wtx.GetBlocksToMaturity();
222 // Check if the block was requested by anyone
223 if (GetAdjustedTime() - wtx.nTimeReceived > 2 * 60 && wtx.GetRequestCount() == 0)
224 status.maturity = TransactionStatus::MaturesWarning;
228 status.maturity = TransactionStatus::NotAccepted;
233 status.maturity = TransactionStatus::Mature;
238 bool TransactionRecord::statusUpdateNeeded()
240 return status.cur_num_blocks != nBestHeight;
243 std::string TransactionRecord::getTxID()
245 return hash.ToString() + strprintf("-%03d", idx);