protected function load_config()
 {
     parent::load_config();
     $defaults = $this->get_defaults();
     foreach ($defaults as $setting => $value) {
         if (!isset($this->config[$setting])) {
             $this->config[$setting] = $value;
         } else {
             if (substr($setting, 0, 2) == 'w_') {
                 $this->config[$setting] = $this->config[$setting] / 100;
             }
         }
     }
 }
 protected function load_config()
 {
     parent::load_config();
     $defaults = $this->get_defaults();
     foreach ($defaults as $setting => $value) {
         if (!isset($this->config[$setting])) {
             $this->config[$setting] = $value;
         } else {
             if (strpos($setting, 'weighting') !== false) {
                 $this->config[$setting] = $this->config[$setting] / 100;
             }
         }
     }
 }