From d7c2c9594897c39df6739b92610dfb5a7a1cb3ec Mon Sep 17 00:00:00 2001
From: Russell Yanofsky <russ@yanofsky.org>
Date: Mon, 17 Apr 2017 15:44:10 -0400
Subject: [PATCH] Remove direct bitcoin calls from qt/intro.cpp

---
 src/interface/node.cpp | 6 +++---
 src/qt/bitcoin.cpp     | 2 +-
 src/qt/intro.cpp       | 8 +++++---
 src/qt/intro.h         | 6 +++++-
 4 files changed, 14 insertions(+), 8 deletions(-)

diff --git a/src/interface/node.cpp b/src/interface/node.cpp
index e05308007..281164779 100644
--- a/src/interface/node.cpp
+++ b/src/interface/node.cpp
@@ -113,7 +113,7 @@ class NodeImpl : public Node
             LOCK(::cs_main);
             tip = ::chainActive.Tip();
         }
-        return GuessVerificationProgress(::Params().TxData(), tip);
+        return GuessVerificationProgress(Params().TxData(), tip);
     }
     bool isInitialBlockDownload() override { return IsInitialBlockDownload(); }
     bool getReindex() override { return ::fReindex; }
@@ -166,7 +166,7 @@ class NodeImpl : public Node
     {
         return MakeHandler(::uiInterface.NotifyBlockTip.connect([fn](bool initial_download, const CBlockIndex* block) {
             fn(initial_download, block->nHeight, block->GetBlockTime(),
-                GuessVerificationProgress(::Params().TxData(), block));
+                GuessVerificationProgress(Params().TxData(), block));
         }));
     }
     std::unique_ptr<Handler> handleNotifyHeaderTip(NotifyHeaderTipFn fn) override
@@ -174,7 +174,7 @@ class NodeImpl : public Node
         return MakeHandler(
             ::uiInterface.NotifyHeaderTip.connect([fn](bool initial_download, const CBlockIndex* block) {
                 fn(initial_download, block->nHeight, block->GetBlockTime(),
-                    GuessVerificationProgress(::Params().TxData(), block));
+                    GuessVerificationProgress(Params().TxData(), block));
             }));
     }
 };
diff --git a/src/qt/bitcoin.cpp b/src/qt/bitcoin.cpp
index ba473bb4e..279726d6d 100644
--- a/src/qt/bitcoin.cpp
+++ b/src/qt/bitcoin.cpp
@@ -602,7 +602,7 @@ int main(int argc, char *argv[])
 
     /// 5. Now that settings and translations are available, ask user for data directory
     // User language is set up: pick a data directory
-    if (!Intro::pickDataDirectory())
+    if (!Intro::pickDataDirectory(*node))
         return EXIT_SUCCESS;
 
     /// 6. Determine availability of data and blocks directory and parse bitcoin.conf
diff --git a/src/qt/intro.cpp b/src/qt/intro.cpp
index e69f19623..4eb748201 100644
--- a/src/qt/intro.cpp
+++ b/src/qt/intro.cpp
@@ -12,6 +12,7 @@
 
 #include <qt/guiutil.h>
 
+#include <interface/node.h>
 #include <util.h>
 
 #include <QFileDialog>
@@ -186,7 +187,7 @@ QString Intro::getDefaultDataDirectory()
     return GUIUtil::boostPathToQString(GetDefaultDataDir());
 }
 
-bool Intro::pickDataDirectory()
+bool Intro::pickDataDirectory(interface::Node& node)
 {
     QSettings settings;
     /* If data directory provided on command line, no need to look at settings
@@ -233,8 +234,9 @@ bool Intro::pickDataDirectory()
      * override -datadir in the bitcoin.conf file in the default data directory
      * (to be consistent with bitcoind behavior)
      */
-    if(dataDir != getDefaultDataDirectory())
-        gArgs.SoftSetArg("-datadir", GUIUtil::qstringToBoostPath(dataDir).string()); // use OS locale for path setting
+    if(dataDir != getDefaultDataDirectory()) {
+        node.softSetArg("-datadir", GUIUtil::qstringToBoostPath(dataDir).string()); // use OS locale for path setting
+    }
     return true;
 }
 
diff --git a/src/qt/intro.h b/src/qt/intro.h
index 5b428b379..07d2025bb 100644
--- a/src/qt/intro.h
+++ b/src/qt/intro.h
@@ -13,6 +13,10 @@ static const bool DEFAULT_CHOOSE_DATADIR = false;
 
 class FreespaceChecker;
 
+namespace interface {
+    class Node;
+}
+
 namespace Ui {
     class Intro;
 }
@@ -41,7 +45,7 @@ public:
      * @note do NOT call global GetDataDir() before calling this function, this
      * will cause the wrong path to be cached.
      */
-    static bool pickDataDirectory();
+    static bool pickDataDirectory(interface::Node& node);
 
     /**
      * Determine default data directory for operating system.