/**
  * Display the specified resource.
  *
  * @param  int  $id
  * @return Response
  */
 public function show(Request $request)
 {
     $groups = group::lists('name', 'group_id');
     $locations = location::orderBy('location_id')->lists('location', 'location_id');
     //$locations = array_merge($locations, array('0', 'National'));
     $group_id = $request->input('group_id');
     $location_id = $request->input('location_id');
     if (!isset($group_id)) {
         $group_id = 1;
     }
     if (!isset($location_id)) {
         $location_id = 0;
     }
     /*				
     $rankings = \DB::table('rankings')
     		->join('players', 'rankings.player_id', '=', 'players.player_id')
     		->join('groups', 'rankings.group_id', '=', 'groups.group_id')
     		->join('locations', 'rankings.location_id', '=', 'locations.location_id')
     		->where('ranking_date', '=', $latest_date)
     		->where('rankings.group_id', '=', $group_id)
     		->where('rankings.location_id', '=', $location_id)
     		->distinct()
     		->get();
     */
     $ranking = new Ranking();
     $rankings = $ranking->getlatestRankings($group_id, $location_id);
     return view('pages/rankings', compact('rankings', 'groups', 'locations'));
 }