public function destroy($resource)
 {
     $follow = Follow::firstOrNew(array('id' => $resource, 'user_id' => Auth::id()));
     if ($follow->id !== null) {
         $manager = App::make('feed_manager');
         FeedManager::unfollowUser($follow->user_id, $follow->target_id);
         $follow->delete();
     }
     return Redirect::to(Input::get('next'));
 }
 /**
  * Show the activities from a users.
  */
 public function profile($username)
 {
     $user = User::where('username', '=', $username)->firstOrFail();
     $feed = FeedManager::getUserFeed($user->id);
     $enricher = new Enrich();
     $activities = $feed->getActivities(0, 25)['results'];
     $activities = $enricher->enrichActivities($activities);
     $follow = Follow::firstOrNew(array('user_id' => Auth::id(), 'target_id' => $user->id));
     return View::make('profile', array('profile' => $user, 'activities' => $activities, 'follow' => $follow));
 }