[wallet] Kill accounts

This commit does the following changes:

- [wallet] Remove 'account' argument from GetLegacyBalance()
  - GetLegacyBalance() is never called with an account argument.
    Remove the argument and helper functions.
- [wallet] Remove CWallet::ListAccountCreditDebit()
  - Function no longer used.
- [wallet] Remove AccountMove()
  - Function no longer used.
- [wallet] Remove AddAccountingEntry()
  - Function no longer used.
- [wallet] Remove GetAccountCreditDebit()
  - Function no longer used.
- [wallet] Don't rewrite accounting entries when reordering wallet transactions.
 - Accounting entries are deprecated. Don't rewrite them to the wallet
   database when re-ordering transactions.
- [wallet] Remove WriteAccountingEntry()
  - Function no longer used.
- [wallet] Don't read acentry key-values from wallet on load.
- [wallet] Remove ListAccountCreditDebit()
  - Function no longer used.
- [wallet] Remove CAccountingEntry class
  - No longer used
- [wallet] Remove GetLabelDestination
  - Function no longer used.
- [wallet] Delete unused account functions
  - ReadAccount
  - WriteAccount
  - EraseAccount
  - DeleteLabel
- [wallet] Remove fromAccount argument from CommitTransaction()
- [wallet] Remove strFromAccount.
  - No longer used.
- [wallet] Remove strSentAccount from GetAmounts().
  - No longer used.
- [wallet] Update zapwallettxes comment to remove accounts.
- [wallet] Remove CAccount
  - No longer used
- [docs] fix typo in release notes for PR 14023

Author: jnewbery

doc/release-notes-14023.md

@@ -1,5 +1,5 @@
-Accout API removed
-------------------
+Account API removed
+-------------------
 
 The 'account' API was deprecated in v0.17 and has been fully removed in v0.18.
 The 'label' API was introduced in v0.17 as a replacement for accounts.

src/interfaces/wallet.cpp

@@ -39,12 +39,11 @@ class PendingWalletTxImpl : public PendingWalletTx
 
     bool commit(WalletValueMap value_map,
         WalletOrderForm order_form,
-        std::string from_account,
         std::string& reject_reason) override
     {
         LOCK2(cs_main, m_wallet.cs_wallet);
         CValidationState state;
-        if (!m_wallet.CommitTransaction(m_tx, std::move(value_map), std::move(order_form), std::move(from_account), m_key, g_connman.get(), state)) {
+        if (!m_wallet.CommitTransaction(m_tx, std::move(value_map), std::move(order_form), m_key, g_connman.get(), state)) {
             reject_reason = state.GetRejectReason();
             return false;
         }

src/interfaces/wallet.h

@@ -289,7 +289,6 @@ class PendingWalletTx
     //! Send pending transaction and commit to wallet.
     virtual bool commit(WalletValueMap value_map,
         WalletOrderForm order_form,
-        std::string from_account,
         std::string& reject_reason) = 0;
 };
 

src/qt/walletmodel.cpp

@@ -253,7 +253,7 @@ WalletModel::SendCoinsReturn WalletModel::sendCoins(WalletModelTransaction &tran
 
         auto& newTx = transaction.getWtx();
         std::string rejectReason;
-        if (!newTx->commit({} /* mapValue */, std::move(vOrderForm), {} /* fromAccount */, rejectReason))
+        if (!newTx->commit({} /* mapValue */, std::move(vOrderForm), rejectReason))
             return SendCoinsReturn(TransactionCommitFailed, QString::fromStdString(rejectReason));
 
         CDataStream ssTx(SER_NETWORK, PROTOCOL_VERSION);

src/wallet/feebumper.cpp

@@ -242,7 +242,7 @@ Result CommitTransaction(CWallet* wallet, const uint256& txid, CMutableTransacti
 
     CReserveKey reservekey(wallet);
     CValidationState state;
-    if (!wallet->CommitTransaction(tx, std::move(mapValue), oldWtx.vOrderForm, oldWtx.strFromAccount, reservekey, g_connman.get(), state)) {
+    if (!wallet->CommitTransaction(tx, std::move(mapValue), oldWtx.vOrderForm, reservekey, g_connman.get(), state)) {
         // NOTE: CommitTransaction never returns false, so this should never happen.
         errors.push_back(strprintf("The transaction was rejected: %s", FormatStateMessage(state)));
         return Result::WALLET_ERROR;

src/wallet/init.cpp

@@ -78,7 +78,7 @@ void WalletInit::AddWalletOptions() const
     gArgs.AddArg("-walletnotify=<cmd>", "Execute command when a wallet transaction changes (%s in cmd is replaced by TxID)", false, OptionsCategory::WALLET);
     gArgs.AddArg("-walletrbf", strprintf("Send transactions with full-RBF opt-in enabled (RPC only, default: %u)", DEFAULT_WALLET_RBF), false, OptionsCategory::WALLET);
     gArgs.AddArg("-zapwallettxes=<mode>", "Delete all wallet transactions and only recover those parts of the blockchain through -rescan on startup"
-                               " (1 = keep tx meta data e.g. account owner and payment request information, 2 = drop tx meta data)", false, OptionsCategory::WALLET);
+                               " (1 = keep tx meta data e.g. payment request information, 2 = drop tx meta data)", false, OptionsCategory::WALLET);
 
     gArgs.AddArg("-dblogsize=<n>", strprintf("Flush wallet database activity from memory to disk log every <n> megabytes (default: %u)", DEFAULT_WALLET_DBLOGSIZE), true, OptionsCategory::WALLET_DEBUG_TEST);
     gArgs.AddArg("-flushwallet", strprintf("Run a thread to flush wallet periodically (default: %u)", DEFAULT_FLUSHWALLET), true, OptionsCategory::WALLET_DEBUG_TEST);

src/wallet/rpcwallet.cpp

@@ -196,16 +196,6 @@ static UniValue getnewaddress(const JSONRPCRequest& request)
     return EncodeDestination(dest);
 }
 
-CTxDestination GetLabelDestination(CWallet* const pwallet, const std::string& label, bool bForceNew=false)
-{
-    CTxDestination dest;
-    if (!pwallet->GetLabelDestination(dest, label, bForceNew)) {
-        throw JSONRPCError(RPC_WALLET_KEYPOOL_RAN_OUT, "Error: Keypool ran out, please call keypoolrefill first");
-    }
-
-    return dest;
-}
-
 static UniValue getrawchangeaddress(const JSONRPCRequest& request)
 {
     std::shared_ptr<CWallet> const wallet = GetWalletForJSONRPCRequest(request);
@@ -297,20 +287,6 @@ static UniValue setlabel(const JSONRPCRequest& request)
         pwallet->SetAddressBook(dest, label, "send");
     }
 
-    // Detect when there are no addresses using this label.
-    // If so, delete the account record for it. Labels, unlike addresses, can be deleted,
-    // and if we wouldn't do this, the record would stick around forever.
-    bool found_address = false;
-    for (const std::pair<const CTxDestination, CAddressBookData>& item : pwallet->mapAddressBook) {
-        if (item.second.name == label) {
-            found_address = true;
-            break;
-        }
-    }
-    if (!found_address) {
-        pwallet->DeleteLabel(old_label);
-    }
-
     return NullUniValue;
 }
 
@@ -348,7 +324,7 @@ static CTransactionRef SendMoney(CWallet * const pwallet, const CTxDestination &
         throw JSONRPCError(RPC_WALLET_ERROR, strError);
     }
     CValidationState state;
-    if (!pwallet->CommitTransaction(tx, std::move(mapValue), {} /* orderForm */, "" /* account */, reservekey, g_connman.get(), state)) {
+    if (!pwallet->CommitTransaction(tx, std::move(mapValue), {} /* orderForm */, reservekey, g_connman.get(), state)) {
         strError = strprintf("Error: The transaction was rejected! Reason given: %s", FormatStateMessage(state));
         throw JSONRPCError(RPC_WALLET_ERROR, strError);
     }
@@ -904,7 +880,7 @@ static UniValue sendmany(const JSONRPCRequest& request)
     EnsureWalletIsUnlocked(pwallet);
 
     // Check funds
-    if (totalAmount > pwallet->GetLegacyBalance(ISMINE_SPENDABLE, nMinDepth, nullptr)) {
+    if (totalAmount > pwallet->GetLegacyBalance(ISMINE_SPENDABLE, nMinDepth)) {
         throw JSONRPCError(RPC_WALLET_INSUFFICIENT_FUNDS, "Wallet has insufficient funds");
     }
 
@@ -921,7 +897,7 @@ static UniValue sendmany(const JSONRPCRequest& request)
     if (!fCreated)
         throw JSONRPCError(RPC_WALLET_INSUFFICIENT_FUNDS, strFailReason);
     CValidationState state;
-    if (!pwallet->CommitTransaction(tx, std::move(mapValue), {} /* orderForm */, "" /* account */, keyChange, g_connman.get(), state)) {
+    if (!pwallet->CommitTransaction(tx, std::move(mapValue), {} /* orderForm */, keyChange, g_connman.get(), state)) {
         strFailReason = strprintf("Transaction commit failed:: %s", FormatStateMessage(state));
         throw JSONRPCError(RPC_WALLET_ERROR, strFailReason);
     }
@@ -1404,11 +1380,10 @@ static void MaybePushAddress(UniValue & entry, const CTxDestination &dest)
 static void ListTransactions(CWallet* const pwallet, const CWalletTx& wtx, int nMinDepth, bool fLong, UniValue& ret, const isminefilter& filter) EXCLUSIVE_LOCKS_REQUIRED(cs_main)
 {
     CAmount nFee;
-    std::string dummy_account;
     std::list<COutputEntry> listReceived;
     std::list<COutputEntry> listSent;
 
-    wtx.GetAmounts(listReceived, listSent, nFee, dummy_account, filter);
+    wtx.GetAmounts(listReceived, listSent, nFee, filter);
 
     bool involvesWatchonly = wtx.IsFromMe(ISMINE_WATCH_ONLY);
 
@@ -1563,10 +1538,8 @@ UniValue listtransactions(const JSONRPCRequest& request)
         // iterate backwards until we have nCount items to return:
         for (CWallet::TxItems::const_reverse_iterator it = txOrdered.rbegin(); it != txOrdered.rend(); ++it)
         {
-            CWalletTx *const pwtx = (*it).second.first;
-            if (pwtx != nullptr) {
-                ListTransactions(pwallet, *pwtx, 0, true, ret, filter);
-            }
+            CWalletTx *const pwtx = (*it).second;
+            ListTransactions(pwallet, *pwtx, 0, true, ret, filter);
             if ((int)ret.size() >= (nCount+nFrom)) break;
         }
     }

src/wallet/test/wallet_tests.cpp

@@ -297,7 +297,7 @@ class ListCoinsTestingSetup : public TestChain100Setup
         CCoinControl dummy;
         BOOST_CHECK(wallet->CreateTransaction({recipient}, tx, reservekey, fee, changePos, error, dummy));
         CValidationState state;
-        BOOST_CHECK(wallet->CommitTransaction(tx, {}, {}, {}, reservekey, nullptr, state));
+        BOOST_CHECK(wallet->CommitTransaction(tx, {}, {}, reservekey, nullptr, state));
         CMutableTransaction blocktx;
         {
             LOCK(wallet->cs_wallet);