public static function update($id)
 {
     self::check_logged_in();
     $params = $_POST;
     $attributes = array('catch_id' => $id, 'date' => $params['date'], 'time' => $params['time'], 'species' => $params['species'], 'count' => $params['count'], 'length' => $params['length'], 'weight' => $params['weight'], 'water_sys' => $params['water_sys'], 'location' => $params['location'], 'wind_speed' => $params['wind_speed'], 'wind_dir' => $params['wind_dir'], 'air_temp' => $params['air_temp'], 'water_temp' => $params['water_temp'], 'cloudiness' => $params['cloudiness'], 'notes' => $params['notes'], 'picture_url' => $params['picture_url'], 'trap_type' => $params['trap_type'], 'trap_id' => $params['trap_model']);
     if (isset($params['friends'])) {
         $attributes['friends'] = $params['friends'];
     }
     $catch = new CatchModel($attributes);
     $errors = $catch->errors();
     if (count($errors) === 0) {
         $catch->update();
         Redirect::to('/catchList/' . $catch->catch_id . '', array('message' => "Saalistieto päivitettiin onnistuneesti!"));
     } else {
         $catchers = CatchModel::catchers($catch->catch_id);
         $catch->friends = $catchers;
         View::make('catch/updateCatch.html', array('attributes' => $attributes, 'errors' => $errors));
     }
 }