From 1d11c7779384400831307d36e9c0249c129cf6b0 Mon Sep 17 00:00:00 2001
From: Kittywhiskers Van Gogh <63189531+kittywhiskers@users.noreply.github.com>
Date: Thu, 5 Aug 2021 20:11:46 +0530
Subject: [PATCH] bitcoin#14168: Remove ENABLE_WALLET from libbitcoin_server.a

---
 src/Makefile.am           |  4 ++++
 src/dummywallet.cpp       | 47 +++++++++++++++++++++++++++++++++++++++
 src/httprpc.cpp           | 14 ++++++------
 src/init.cpp              | 39 --------------------------------
 src/init.h                |  3 ---
 src/wallet/init.cpp       |  3 +++
 src/walletinitinterface.h |  4 ++++
 7 files changed, 65 insertions(+), 49 deletions(-)
 create mode 100644 src/dummywallet.cpp

diff --git a/src/Makefile.am b/src/Makefile.am
index 005bf76f5409cb..3be57a30e72315 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -402,6 +402,10 @@ libdash_server_a_SOURCES = \
   versionbits.cpp \
   $(BITCOIN_CORE_H)
 
+if !ENABLE_WALLET
+libdash_server_a_SOURCES += dummywallet.cpp
+endif
+
 if ENABLE_ZMQ
 libdash_zmq_a_CPPFLAGS = $(BITCOIN_INCLUDES) $(ZMQ_CFLAGS)
 libdash_zmq_a_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS)
diff --git a/src/dummywallet.cpp b/src/dummywallet.cpp
new file mode 100644
index 00000000000000..ee6a0b6de3c04d
--- /dev/null
+++ b/src/dummywallet.cpp
@@ -0,0 +1,47 @@
+// Copyright (c) 2018 The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#include <logging.h>
+#include <util/system.h>
+#include <walletinitinterface.h>
+
+#include <stdio.h>
+
+class DummyWalletInit : public WalletInitInterface {
+public:
+
+    bool HasWalletSupport() const override {return false;}
+    void AddWalletOptions() const override;
+    bool ParameterInteraction() const override {return true;}
+    void RegisterRPC(CRPCTable &) const override {}
+    bool Verify() const override {return true;}
+    bool Open() const override {LogPrintf("No wallet support compiled in!\n"); return true;}
+    void Start(CScheduler& scheduler) const override {}
+    void Flush() const override {}
+    void Stop() const override {}
+    void Close() const override {}
+
+    // Dash Specific WalletInitInterface InitCoinJoinSettings
+    void AutoLockMasternodeCollaterals() const override {}
+    void InitCoinJoinSettings() const override {}
+    void InitKeePass() const override {}
+    bool InitAutoBackup() const override {return true;}
+};
+
+void DummyWalletInit::AddWalletOptions() const
+{
+    std::vector<std::string> opts = {"-createwalletbackups=<n>", "-disablewallet", "-instantsendnotify=<cmd>",
+        "-keypool=<n>", "-rescan=<mode>", "-salvagewallet", "-spendzeroconfchange", "-upgradewallet",
+        "-wallet=<path>", "-walletbackupsdir=<dir>", "-walletbroadcast", "-walletdir=<dir>",
+        "-walletnotify=<cmd>", "-zapwallettxes=<mode>", "-discardfee=<amt>", "-fallbackfee=<amt>",
+        "-mintxfee=<amt>", "-paytxfee=<amt>", "-txconfirmtarget=<n>", "-hdseed=<hex>", "-mnemonic=<text>",
+        "-mnemonicpassphrase=<text>", "-usehd", "-keepass", "-keepassid=<id>", "-keepasskey=<key>",
+        "-keepassname=<name>", "-keepassport=<port>", "-enablecoinjoin", "-coinjoinamount=<n>",
+        "-coinjoinautostart", "-coinjoindenomsgoal=<n>", "-coinjoindenomshardcap=<n>", "-coinjoinmultisession",
+        "-coinjoinrounds=<n>", "-coinjoinsessions=<n>", "-dblogsize=<n>", "-flushwallet", "-privdb",
+        "-walletrejectlongchains"};
+    gArgs.AddHiddenArgs(opts);
+}
+
+const WalletInitInterface& g_wallet_init_interface = DummyWalletInit();
diff --git a/src/httprpc.cpp b/src/httprpc.cpp
index e1e30de5536365..1b0d231b7aab5d 100644
--- a/src/httprpc.cpp
+++ b/src/httprpc.cpp
@@ -14,6 +14,7 @@
 #include <util/system.h>
 #include <util/strencodings.h>
 #include <ui_interface.h>
+#include <walletinitinterface.h>
 #include <crypto/hmac_sha256.h>
 #include <stdio.h>
 
@@ -243,10 +244,9 @@ bool StartHTTPRPC()
         return false;
 
     RegisterHTTPHandler("/", true, HTTPReq_JSONRPC);
-#ifdef ENABLE_WALLET
-    // ifdef can be removed once we switch to better endpoint support and API versioning
-    RegisterHTTPHandler("/wallet/", false, HTTPReq_JSONRPC);
-#endif
+    if (g_wallet_init_interface.HasWalletSupport()) {
+        RegisterHTTPHandler("/wallet/", false, HTTPReq_JSONRPC);
+    }
     struct event_base* eventBase = EventBase();
     assert(eventBase);
     httpRPCTimerInterface = MakeUnique<HTTPRPCTimerInterface>(eventBase);
@@ -263,9 +263,9 @@ void StopHTTPRPC()
 {
     LogPrint(BCLog::RPC, "Stopping HTTP RPC server\n");
     UnregisterHTTPHandler("/", true);
-#ifdef ENABLE_WALLET
-    UnregisterHTTPHandler("/wallet/", false);
-#endif
+    if (g_wallet_init_interface.HasWalletSupport()) {
+        UnregisterHTTPHandler("/wallet/", false);
+    }
     if (httpRPCTimerInterface) {
         RPCUnsetTimerInterface(httpRPCTimerInterface.get());
         httpRPCTimerInterface.reset();
diff --git a/src/init.cpp b/src/init.cpp
index e1b08bf252bc2b..cc1f7b2e14e8c1 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -112,45 +112,6 @@ std::unique_ptr<CConnman> g_connman;
 std::unique_ptr<PeerLogicValidation> peerLogic;
 std::unique_ptr<BanMan> g_banman;
 
-#if !(ENABLE_WALLET)
-class DummyWalletInit : public WalletInitInterface {
-public:
-
-    void AddWalletOptions() const override;
-    bool ParameterInteraction() const override {return true;}
-    void RegisterRPC(CRPCTable &) const override {}
-    bool Verify() const override {return true;}
-    bool Open() const override {LogPrintf("No wallet support compiled in!\n"); return true;}
-    void Start(CScheduler& scheduler) const override {}
-    void Flush() const override {}
-    void Stop() const override {}
-    void Close() const override {}
-
-    // Dash Specific WalletInitInterface InitCoinJoinSettings
-    void AutoLockMasternodeCollaterals() const override {}
-    void InitCoinJoinSettings() const override {}
-    void InitKeePass() const override {}
-    bool InitAutoBackup() const override {return true;}
-};
-
-void DummyWalletInit::AddWalletOptions() const
-{
-    std::vector<std::string> opts = {"-createwalletbackups=<n>", "-disablewallet", "-instantsendnotify=<cmd>",
-        "-keypool=<n>", "-rescan=<mode>", "-salvagewallet", "-spendzeroconfchange", "-upgradewallet",
-        "-wallet=<path>", "-walletbackupsdir=<dir>", "-walletbroadcast", "-walletdir=<dir>",
-        "-walletnotify=<cmd>", "-zapwallettxes=<mode>", "-discardfee=<amt>", "-fallbackfee=<amt>",
-        "-mintxfee=<amt>", "-paytxfee=<amt>", "-txconfirmtarget=<n>", "-hdseed=<hex>", "-mnemonic=<text>",
-        "-mnemonicpassphrase=<text>", "-usehd", "-keepass", "-keepassid=<id>", "-keepasskey=<key>",
-        "-keepassname=<name>", "-keepassport=<port>", "-enablecoinjoin", "-coinjoinamount=<n>",
-        "-coinjoinautostart", "-coinjoindenomsgoal=<n>", "-coinjoindenomshardcap=<n>", "-coinjoinmultisession",
-        "-coinjoinrounds=<n>", "-coinjoinsessions=<n>", "-dblogsize=<n>", "-flushwallet", "-privdb",
-        "-walletrejectlongchains"};
-    gArgs.AddHiddenArgs(opts);
-}
-
-const WalletInitInterface& g_wallet_init_interface = DummyWalletInit();
-#endif
-
 static CDSNotificationInterface* pdsNotificationInterface = nullptr;
 
 #ifdef WIN32
diff --git a/src/init.h b/src/init.h
index af11c36ae5ffd8..c87f6f60b76b55 100644
--- a/src/init.h
+++ b/src/init.h
@@ -13,9 +13,6 @@
 class CScheduler;
 class CWallet;
 
-class WalletInitInterface;
-extern const WalletInitInterface& g_wallet_init_interface;
-
 namespace boost
 {
 class thread_group;
diff --git a/src/wallet/init.cpp b/src/wallet/init.cpp
index 1397b56679a63a..eec3396cfc6e2e 100644
--- a/src/wallet/init.cpp
+++ b/src/wallet/init.cpp
@@ -24,6 +24,9 @@
 class WalletInit : public WalletInitInterface {
 public:
 
+    //! Was the wallet component compiled in.
+    bool HasWalletSupport() const override {return true;}
+
     //! Return the wallets help message.
     void AddWalletOptions() const override;
 
diff --git a/src/walletinitinterface.h b/src/walletinitinterface.h
index daadeead9a7c6a..9dc76ccfb34814 100644
--- a/src/walletinitinterface.h
+++ b/src/walletinitinterface.h
@@ -12,6 +12,8 @@ class CRPCTable;
 
 class WalletInitInterface {
 public:
+    /** Is the wallet component enabled */
+    virtual bool HasWalletSupport() const = 0;
     /** Get wallet help string */
     virtual void AddWalletOptions() const = 0;
     /** Check wallet parameter interaction */
@@ -40,4 +42,6 @@ class WalletInitInterface {
     virtual ~WalletInitInterface() {}
 };
 
+extern const WalletInitInterface& g_wallet_init_interface;
+
 #endif // BITCOIN_WALLETINITINTERFACE_H