From 17abc0fd52510bfeb85a7b5be04001075ec78b6b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jo=C3=A3o=20Barbosa?= <joao.paulo.barbosa@gmail.com>
Date: Sat, 12 Jan 2019 11:47:04 +0000
Subject: wallet: Factor out LoadWallet

---
 src/wallet/rpcwallet.cpp | 16 +++-------------
 src/wallet/wallet.cpp    | 22 ++++++++++++++++++++++
 src/wallet/wallet.h      |  1 +
 3 files changed, 26 insertions(+), 13 deletions(-)

(limited to 'src/wallet')

diff --git a/src/wallet/rpcwallet.cpp b/src/wallet/rpcwallet.cpp
index c96a9b0aff..38942e9fcb 100644
--- a/src/wallet/rpcwallet.cpp
+++ b/src/wallet/rpcwallet.cpp
@@ -2544,7 +2544,6 @@ static UniValue loadwallet(const JSONRPCRequest& request)
             }.ToString());
 
     WalletLocation location(request.params[0].get_str());
-    std::string error;
 
     if (!location.Exists()) {
         throw JSONRPCError(RPC_WALLET_NOT_FOUND, "Wallet " + location.GetName() + " not found.");
@@ -2556,18 +2555,9 @@ static UniValue loadwallet(const JSONRPCRequest& request)
         }
     }
 
-    std::string warning;
-    if (!CWallet::Verify(*g_rpc_interfaces->chain, location, false, error, warning)) {
-        throw JSONRPCError(RPC_WALLET_ERROR, "Wallet file verification failed: " + error);
-    }
-
-    std::shared_ptr<CWallet> const wallet = CWallet::CreateWalletFromFile(*g_rpc_interfaces->chain, location);
-    if (!wallet) {
-        throw JSONRPCError(RPC_WALLET_ERROR, "Wallet loading failed.");
-    }
-    AddWallet(wallet);
-
-    wallet->postInitProcess();
+    std::string error, warning;
+    std::shared_ptr<CWallet> const wallet = LoadWallet(*g_rpc_interfaces->chain, location, error, warning);
+    if (!wallet) throw JSONRPCError(RPC_WALLET_ERROR, error);
 
     UniValue obj(UniValue::VOBJ);
     obj.pushKV("name", wallet->GetName());
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index 9b643be69a..2a39b5474d 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -130,6 +130,28 @@ void UnloadWallet(std::shared_ptr<CWallet>&& wallet)
     }
 }
 
+std::shared_ptr<CWallet> LoadWallet(interfaces::Chain& chain, const WalletLocation& location, std::string& error, std::string& warning)
+{
+    if (!CWallet::Verify(chain, location, false, error, warning)) {
+        error = "Wallet file verification failed: " + error;
+        return nullptr;
+    }
+
+    std::shared_ptr<CWallet> wallet = CWallet::CreateWalletFromFile(chain, location);
+    if (!wallet) {
+        error = "Wallet loading failed.";
+        return nullptr;
+    }
+    AddWallet(wallet);
+    wallet->postInitProcess();
+    return wallet;
+}
+
+std::shared_ptr<CWallet> LoadWallet(interfaces::Chain& chain, const std::string& name, std::string& error, std::string& warning)
+{
+    return LoadWallet(chain, WalletLocation(name), error, warning);
+}
+
 const uint32_t BIP32_HARDENED_KEY_LIMIT = 0x80000000;
 
 const uint256 CMerkleTx::ABANDON_HASH(uint256S("0000000000000000000000000000000000000000000000000000000000000001"));
diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h
index 4776b0eacc..4727ddedad 100644
--- a/src/wallet/wallet.h
+++ b/src/wallet/wallet.h
@@ -66,6 +66,7 @@ bool RemoveWallet(const std::shared_ptr<CWallet>& wallet);
 bool HasWallets();
 std::vector<std::shared_ptr<CWallet>> GetWallets();
 std::shared_ptr<CWallet> GetWallet(const std::string& name);
+std::shared_ptr<CWallet> LoadWallet(interfaces::Chain& chain, const WalletLocation& location, std::string& error, std::string& warning);
 
 //! Default for -keypool
 static const unsigned int DEFAULT_KEYPOOL_SIZE = 1000;
-- 
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