Add support for configuration overrides via GPOs in Windows

src/core/Config.cpp

@@ -230,6 +230,9 @@ QVariant Config::get(ConfigKey key)
 {
     auto cfg = configStrings[key];
     auto defaultValue = configStrings[key].defaultValue;
+    if (this->isManaged(key)) {
+        return m_managedSettings->value(cfg.name, defaultValue);
+    }
     if (m_localSettings && cfg.type == Local) {
         return m_localSettings->value(cfg.name, defaultValue);
     }
@@ -241,6 +244,16 @@ QVariant Config::getDefault(Config::ConfigKey key)
     return configStrings[key].defaultValue;
 }
 
+bool Config::isManaged(ConfigKey key)
+{
+#if defined(Q_OS_WIN)
+    auto cfg = configStrings[key];
+    return m_managedSettings && m_managedSettings->contains(cfg.name);
+#else
+    return false;
+#endif
+}
+
 bool Config::hasAccessError()
 {
     return m_settings->status() & QSettings::AccessError;
@@ -503,6 +516,11 @@ void Config::init(const QString& configFileName, const QString& localConfigFileN
         m_localSettings.reset(new QSettings(localConfigFileName, QSettings::IniFormat));
     }
 
+#if defined(Q_OS_WIN)
+    m_managedSettings.reset(
+        new QSettings("HKEY_LOCAL_MACHINE\\SOFTWARE\\Policies\\KeePassXC", QSettings::NativeFormat));
+#endif
+
     migrate();
     connect(qApp, &QCoreApplication::aboutToQuit, this, &Config::sync);
 }

src/core/Config.h

@@ -210,6 +210,7 @@ class Config : public QObject
     ~Config() override;
     QVariant get(ConfigKey key);
     QVariant getDefault(ConfigKey key);
+    bool isManaged(ConfigKey key);
     QString getFileName();
     void set(ConfigKey key, const QVariant& value);
     void remove(ConfigKey key);
@@ -240,6 +241,9 @@ class Config : public QObject
 
     QScopedPointer<QSettings> m_settings;
     QScopedPointer<QSettings> m_localSettings;
+#if defined(Q_OS_WIN)
+    QScopedPointer<QSettings> m_managedSettings;
+#endif
     QHash<QString, QVariant> m_defaults;
 };