public function run()
 {
     $ppl = \Workshop\SignUp::get_all(array("solved" => true, "lunch" => true, 'canceled' => false))->add_filter(array("attr" => 'id_assigned_to', "type" => 'is_null', "is_null" => false))->sort_by('name_first, name_last')->fetch();
     $defaults = array('2016-05-14' => array(\Food\Item::find(1), \Food\Item::find(2)), '2016-05-15' => array(\Food\Item::find(5), \Food\Item::find(7)));
     $participants = array();
     $focus = array('2016-05-14', '2016-05-15');
     foreach ($ppl as $person) {
         $days = array();
         foreach ($focus as $date_str) {
             $date = new \DateTime($date_str);
             $days[$date_str] = array("date" => $date->format('d. m. Y'), "items" => array(), 'food' => $defaults[$date->format('Y-m-d')]);
             $food = $person->food->where(array("date" => $date_str))->fetch();
             if (any($food)) {
                 $days[$date_str]['food'] = $food;
             }
         }
         $participants[] = array("days" => $days, "name" => $person->toName());
     }
     $this->partial('stats/participant-lunch', array("participants" => $participants));
 }