Some fixes found during testing with remote black core (different computer)

* Allow anonymous access for P2P
* Fixed sound settings flags, if empty string is saved in settings
* Fixed metadata registration

src/blackcore/dbus_server.cpp

@@ -26,6 +26,7 @@ namespace BlackCore
                                      parent), m_serverMode(CDBusServer::SERVERMODE_P2P)
     {
         ServerMode m = CDBusServer::addressToDBusMode(address);
+        m_busServer.setAnonymousAuthenticationAllowed(true);
         switch (m)
         {
         case SERVERMODE_SESSIONBUS:

src/blackmisc/blackmisc.qrc

@@ -25,5 +25,6 @@
         <file>icons/aircraft_arrival.jpg</file>
         <file>icons/sky.jpg</file>
         <file>icons/tower_framed.jpg</file>
+        <file>icons/gnd_framed.jpg</file>
     </qresource>
 </RCC>

src/blackmisc/blackmiscfreefunctions.cpp

@@ -104,6 +104,7 @@ void BlackMisc::Network::registerMetadata()
 void BlackMisc::Settings::registerMetadata()
 {
     CSettingsNetwork::registerMetadata();
+    CSettingsAudio::registerMetadata();
 }
 
 /*

src/blackmisc/setaudio.cpp

@@ -18,7 +18,9 @@ namespace BlackMisc
          */
         bool CSettingsAudio::getNotificationFlag(CNotificationSounds::Notification notification) const
         {
-            QChar f = m_notificationFlags.at(static_cast<int>(notification));
+            const int i = static_cast<int>(notification);
+            if (i >= m_notificationFlags.length()) return true; // default
+            QChar f = m_notificationFlags.at(i);
             return '1' == f;
         }
 
@@ -129,7 +131,19 @@ namespace BlackMisc
          */
         void CSettingsAudio::initDefaultValues()
         {
-            this->m_notificationFlags = QString(1 + static_cast<int>(CNotificationSounds::Notification::NotificationsLoadSounds), '1');
+            this->initNotificationFlags();
+        }
+
+
+        void CSettingsAudio::initNotificationFlags()
+        {
+            // if we add flags in the future, we automatically extend ...
+            static const int l = 1 + static_cast<int>(CNotificationSounds::Notification::NotificationsLoadSounds);
+            if (this->m_notificationFlags.length() < l)
+            {
+                int cl = m_notificationFlags.length();
+                this->m_notificationFlags.append(QString(l - cl, '1'));
+            }
         }
 
         /*
@@ -155,6 +169,7 @@ namespace BlackMisc
                 {
                     CNotificationSounds::Notification index = static_cast<CNotificationSounds::Notification>(value.toInt());
                     char value = (command == CSettingUtilities::CmdSetTrue()) ? '1' : '0' ;
+                    this->initNotificationFlags();
                     this->m_notificationFlags.replace(index, 1, value);
                     return msgs;
                 }

src/blackmisc/setaudio.h

@@ -93,7 +93,8 @@ namespace BlackMisc
 
         private:
             BLACK_ENABLE_TUPLE_CONVERSION(CSettingsAudio)
-            QString m_notificationFlags; //!< play notification for notification x, a little trick to use a string here (streamable, hashable, ..)
+            QString m_notificationFlags;  //!< play notification for notification x, a little trick to use a string here (streamable, hashable, ..)
+            void initNotificationFlags(); //!< init flags
         };
 
     } // namespace

src/blacksound/soundgenerator.h

@@ -168,12 +168,6 @@ namespace BlackSound
          */
         static void playSelcal(qint32 volume, const BlackMisc::Aviation::CSelcal &selcal, const BlackMisc::Audio::CAudioDevice &audioDevice);
 
-        /*!
-         * \brief Play notification
-         * \param volume    0-100
-         * \param notification
-         */
-        static void playNotificationSound(qint32 volume, CNotificationSounds::Notification notification);
 
         //! One cycle of tones takes t milliseconds
         BlackMisc::PhysicalQuantities::CTime oneCycleDurationMs() const
@@ -189,6 +183,13 @@ namespace BlackSound
          */
         static void playFile(qint32 volume, const QString &file, bool removeFileAfterPlaying);
 
+        /*!
+         * \brief Play notification
+         * \param volume    0-100
+         * \param notification
+         */
+        static void playNotificationSound(qint32 volume, CNotificationSounds::Notification notification);
+
     signals:
         /*!
          * \brief Device was closed