From 152ab236ea1c1106340196f45918fd84f57a0b63 Mon Sep 17 00:00:00 2001
From: Patrick Strateman <patrick.strateman@gmail.com>
Date: Thu, 2 Jun 2016 23:16:42 -0700
Subject: [PATCH] Improve CWallet API  with new GetAccountPubkey function.

Remove one more caller that is passing CWalletDB.
---
 src/wallet/rpcwallet.cpp | 34 ++++------------------------------
 src/wallet/wallet.cpp    | 38 ++++++++++++++++++++++++++++++++++++++
 src/wallet/wallet.h      |  1 +
 3 files changed, 43 insertions(+), 30 deletions(-)

diff --git a/src/wallet/rpcwallet.cpp b/src/wallet/rpcwallet.cpp
index 42b37ea778..5e6afcd7cb 100644
--- a/src/wallet/rpcwallet.cpp
+++ b/src/wallet/rpcwallet.cpp
@@ -146,38 +146,12 @@ UniValue getnewaddress(const UniValue& params, bool fHelp)
 
 CBitcoinAddress GetAccountAddress(string strAccount, bool bForceNew=false)
 {
-    CWalletDB walletdb(pwalletMain->strWalletFile);
-
-    CAccount account;
-    walletdb.ReadAccount(strAccount, account);
-
-    if (!bForceNew) {
-        if (!account.vchPubKey.IsValid())
-            bForceNew = true;
-        else {
-            // Check if the current key has been used
-            CScript scriptPubKey = GetScriptForDestination(account.vchPubKey.GetID());
-            for (map<uint256, CWalletTx>::iterator it = pwalletMain->mapWallet.begin();
-                 it != pwalletMain->mapWallet.end() && account.vchPubKey.IsValid();
-                 ++it)
-                BOOST_FOREACH(const CTxOut& txout, (*it).second.vout)
-                    if (txout.scriptPubKey == scriptPubKey) {
-                        bForceNew = true;
-                        break;
-                    }
-        }
+    CPubKey pubKey;
+    if (!pwalletMain->GetAccountPubkey(pubKey, strAccount, bForceNew)) {
+        throw JSONRPCError(RPC_WALLET_KEYPOOL_RAN_OUT, "Error: Keypool ran out, please call keypoolrefill first");
     }
 
-    // Generate a new key
-    if (bForceNew) {
-        if (!pwalletMain->GetKeyFromPool(account.vchPubKey))
-            throw JSONRPCError(RPC_WALLET_KEYPOOL_RAN_OUT, "Error: Keypool ran out, please call keypoolrefill first");
-
-        pwalletMain->SetAddressBook(account.vchPubKey.GetID(), strAccount, "receive");
-        walletdb.WriteAccount(strAccount, account);
-    }
-
-    return CBitcoinAddress(account.vchPubKey.GetID());
+    return CBitcoinAddress(pubKey.GetID());
 }
 
 UniValue getaccountaddress(const UniValue& params, bool fHelp)
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index fb56e7c1db..f3d165472a 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -640,6 +640,44 @@ bool CWallet::AccountMove(std::string strFrom, std::string strTo, CAmount nAmoun
     return true;
 }
 
+bool CWallet::GetAccountPubkey(CPubKey &pubKey, std::string strAccount, bool bForceNew)
+{
+    CWalletDB walletdb(strWalletFile);
+
+    CAccount account;
+    walletdb.ReadAccount(strAccount, account);
+
+    if (!bForceNew) {
+        if (!account.vchPubKey.IsValid())
+            bForceNew = true;
+        else {
+            // Check if the current key has been used
+            CScript scriptPubKey = GetScriptForDestination(account.vchPubKey.GetID());
+            for (map<uint256, CWalletTx>::iterator it = mapWallet.begin();
+                 it != mapWallet.end() && account.vchPubKey.IsValid();
+                 ++it)
+                BOOST_FOREACH(const CTxOut& txout, (*it).second.vout)
+                    if (txout.scriptPubKey == scriptPubKey) {
+                        bForceNew = true;
+                        break;
+                    }
+        }
+    }
+
+    // Generate a new key
+    if (bForceNew) {
+        if (!GetKeyFromPool(account.vchPubKey))
+            return false;
+
+        SetAddressBook(account.vchPubKey.GetID(), strAccount, "receive");
+        walletdb.WriteAccount(strAccount, account);
+    }
+
+    pubKey = account.vchPubKey;
+
+    return true;
+}
+
 void CWallet::MarkDirty()
 {
     {
diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h
index 3077bf461f..683c901444 100644
--- a/src/wallet/wallet.h
+++ b/src/wallet/wallet.h
@@ -719,6 +719,7 @@ public:
      */
     int64_t IncOrderPosNext(CWalletDB *pwalletdb = NULL);
     bool AccountMove(std::string strFrom, std::string strTo, CAmount nAmount, std::string strComment = "");
+    bool GetAccountPubkey(CPubKey &pubKey, std::string strAccount, bool bForceNew = false);
 
     void MarkDirty();
     bool AddToWallet(const CWalletTx& wtxIn, bool fFromLoadWallet, CWalletDB* pwalletdb);