Add love/ban (lastfm) global shortcuts

src/core/globalshortcuts.cpp

@@ -75,6 +75,10 @@ GlobalShortcuts::GlobalShortcuts(QWidget* parent)
   AddShortcut("toggle_last_fm_scrobbling",
               tr("Enable/disable Last.fm scrobbling"),
               SIGNAL(ToggleScrobbling()));
+  AddShortcut("love_last_fm_scrobbling", tr("Love (Last.fm scrobbling)"),
+              SIGNAL(Love()));
+  AddShortcut("ban_last_fm_scrobbling", tr("Ban (Last.fm scrobbling)"),
+              SIGNAL(Ban()));
 
   AddRatingShortcut("rate_zero_star", tr("Rate the current song 0 stars"),
                     rating_signals_mapper_, 0);

src/core/globalshortcuts.h

@@ -60,7 +60,7 @@ class GlobalShortcuts : public QWidget {
   void Unregister();
   void Register();
 
- signals:
+signals:
   void Play();
   void Pause();
   void PlayPause();
@@ -80,6 +80,8 @@ class GlobalShortcuts : public QWidget {
   void CycleShuffleMode();
   void CycleRepeatMode();
   void ToggleScrobbling();
+  void Love();
+  void Ban();
 
  private:
   void AddShortcut(const QString& id, const QString& name, const char* signal,

src/internet/lastfm/lastfmservice.cpp

@@ -345,7 +345,8 @@ void LastFMService::NowPlaying(const Song& song) {
     return;
   }
 #else
-// TODO(John Maguire): validity was removed from liblastfm1 but might reappear, it should have
+// TODO(John Maguire): validity was removed from liblastfm1 but might reappear,
+// it should have
 // no impact as we get a different error when actually trying to scrobble.
 #endif
 
@@ -382,6 +383,8 @@ void LastFMService::Love() {
 }
 
 void LastFMService::Ban() {
+  if (!IsAuthenticated()) ShowConfig();
+
   lastfm::MutableTrack mtrack(last_track_);
   mtrack.ban();
   last_track_ = mtrack;

src/ui/mainwindow.cpp

@@ -774,6 +774,8 @@ MainWindow::MainWindow(Application* app, SystemTrayIcon* tray_icon, OSD* osd,
 #ifdef HAVE_LIBLASTFM
   connect(global_shortcuts_, SIGNAL(ToggleScrobbling()), app_->scrobbler(),
           SLOT(ToggleScrobbling()));
+  connect(global_shortcuts_, SIGNAL(Love()), app_->scrobbler(), SLOT(Love()));
+  connect(global_shortcuts_, SIGNAL(Ban()), app_->scrobbler(), SLOT(Ban()));
 #endif
 
   connect(global_shortcuts_, SIGNAL(RateCurrentSong(int)),