From 98b040670c0edc5f1cf97ce9493524cd5408ee9d Mon Sep 17 00:00:00 2001
From: Jaquee <jaquee.monero@gmail.com>
Date: Wed, 3 May 2017 14:37:33 +0200
Subject: Settings: Rescan wallet cache button

---
 src/libwalletqt/WalletManager.cpp | 19 +++++++++++++++++++
 src/libwalletqt/WalletManager.h   |  3 +++
 2 files changed, 22 insertions(+)

(limited to 'src')

diff --git a/src/libwalletqt/WalletManager.cpp b/src/libwalletqt/WalletManager.cpp
index ad77ad48..300b3699 100644
--- a/src/libwalletqt/WalletManager.cpp
+++ b/src/libwalletqt/WalletManager.cpp
@@ -11,6 +11,7 @@
 #include <QtConcurrent/QtConcurrent>
 #include <QMutex>
 #include <QMutexLocker>
+#include <QString>
 
 WalletManager * WalletManager::m_instance = nullptr;
 
@@ -338,6 +339,24 @@ QString WalletManager::checkUpdates(const QString &software, const QString &subd
   return QString::fromStdString(std::get<1>(result) + "|" + std::get<2>(result) + "|" + std::get<3>(result) + "|" + std::get<4>(result));
 }
 
+bool WalletManager::clearWalletCache(const QString &wallet_path) const
+{
+
+    QString fileName = wallet_path;
+    // Make sure wallet file is not .keys
+    fileName.replace(".keys","");
+    QFile walletCache(fileName);
+    QString suffix = ".old_cache";
+    QString newFileName = fileName + suffix;
+
+    // create unique file name
+    for (int i = 1; QFile::exists(newFileName); i++) {
+       newFileName = QString("%1%2.%3").arg(fileName).arg(suffix).arg(i);
+    }
+
+    return walletCache.rename(newFileName);
+}
+
 WalletManager::WalletManager(QObject *parent) : QObject(parent)
 {
     m_pimpl =  Monero::WalletManagerFactory::getWalletManager();
diff --git a/src/libwalletqt/WalletManager.h b/src/libwalletqt/WalletManager.h
index 01afc064..6824d603 100644
--- a/src/libwalletqt/WalletManager.h
+++ b/src/libwalletqt/WalletManager.h
@@ -136,6 +136,9 @@ public:
     Q_INVOKABLE bool saveQrCode(const QString &, const QString &) const;
     Q_INVOKABLE QString checkUpdates(const QString &software, const QString &subdir) const;
 
+    // clear/rename wallet cache
+    Q_INVOKABLE bool clearWalletCache(const QString &fileName) const;
+
 signals:
 
     void walletOpened(Wallet * wallet);
-- 
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